1 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3 * config/mips/mips.c (gpr_mode): Delete.
4 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
6 (mips_for_each_saved_reg): Likewise.
7 (mips_expand_prologue, mips_expand_epilogue): Likewise.
8 (override_options): Don't initialize gpr_mode.
9 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
11 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
13 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
15 (mips_class_max_nregs): Calculate the smallest consituent register
16 size and use that to determine an upper bound on the number of
19 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
21 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
23 (mips_expand_epilogue): ...here.
24 (mips_mdebug_abi_name): New function, split out from...
25 (mips_file_start): ...here.
26 (mips_hard_regno_mode_ok_p): New function, split out from...
27 (override_options): ...here.
28 (mips_expand_builtin_1): New function, split out from...
29 (mips_expand_buitin): ...here. Abort if we don't recognize
32 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
34 * config/mips/mips.c (build_mips16_function_stub): Load the
35 target address into $1 before transfering the arguments.
36 Don't use ".set noreorder".
37 (build_mips16_call_stub): Likewise.
39 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
41 * config/mips/mips.c (mips_output_32bit_xfer): New function.
42 (mips_output_64bit_xfer): Likewise.
43 (mips16_fp_args): Rename to...
44 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
45 with a DIRECTION argument. Use mips_output_32bit_xfer and
46 mips_output_64bit_xfer.
47 (build_mips16_function_stub): Update accordingly.
48 (mips16_fpret_double): Delete.
49 (build_mips16_call_stub): Update after above changes.
50 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
51 of mips16_fpret_double. Use GP_REG_RETURN.
53 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
55 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
56 use asm_out_file instead.
57 (build_mips16_function_stub): Likewise.
58 (build_mips16_call_stub, mips_output_function_prologue): Update
61 2007-10-18 David S. Miller <davem@davemloft.net>
63 Add Niagara-2 support.
64 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
65 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
66 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
67 (include): Add inclusion of niagara2.md
68 * config/sparc/sparc.c (niagara2_costs): New.
69 (sparc_override_options): Add niagara2 entry to cpu_default[]
70 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
71 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
72 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
73 (sparc_initialize_trampoline): Handle niagara2 like niagara.
74 (sparc64_initialize_trampoline): Likewise.
75 (sparc_use_sched_lookahead): Likewise.
76 (sparc_issue_rate): Likewise.
77 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
79 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
80 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
82 (PROCESSOR_NIAGARA2): New.
83 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
84 (BRANCH_COST): Likewise.
85 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
86 * config/sparc/sol2.h: Likewise.
87 * config/sparc/niagara2.md: New file.
89 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
91 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
93 (mips_compute_frame_info): Remove associated code.
94 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
96 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
98 * config/mips/mips-protos.h (compute_frame_size): Delete.
99 * config/mips/mips.h: Update comments.
100 * config/mips/mips.c (mips_frame_info): Remove initialized.
101 (compute_frame_size): Rename to...
102 (mips_compute_frame_info): ...this and make static. Remove the
103 SIZE argument and return no value. Remove the setting of initialized.
104 Update rest of file accordingly.
105 (mips_set_return_address): Don't call compute_frame_size.
106 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
107 Don't call compute_frame_size.
109 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
111 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
112 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
113 mips_hard_frame_pointer_required.
114 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
116 * config/mips/mips.c (mips_frame_pointer_required): New function.
118 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
120 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
121 and hard_frame_pointer_offset.
122 (mips_debugger_offset): Use hard_frame_pointer_offset.
123 (mips16e_collect_argument_save_p): Likewise.
124 (compute_frame_size): Initialize arg_pointer_offset and
125 hard_frame_pointer_offset.
126 (mips_initial_elimination_offset): Use them.
127 (mips_output_function_prologue): Use hard_frame_pointer_offset.
128 (mips_expand_prologue, mips_expand_epilogue): Likewise.
130 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
132 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
134 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
135 "unsigned int" rather than "int" and put them with the other
136 register-related fields. Put expanded comments above fields
137 rather than to their right.
138 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
139 with a NUM_REGS_PTR argument.
140 (mips16e_save_restore_pattern_p): Update accordingly.
141 (compute_frame_size): Clarify frame diagram. Rewrite.
143 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
145 * config/mips/mips-ftypes.def: New file.
146 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
147 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
148 (mips_function_type): Redefine using mips-ftypes.def.
149 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
150 (mips_builtin_vector_type): New function.
151 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
152 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
153 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
154 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
156 (mips_build_function_type): New function.
157 (mips_init_builtins): Use it to create types lazily.
159 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
161 * config/mips/mips.h (set_volatile): Delete.
162 * config/mips/mips.c (set_volatile): Delete.
163 (mips_print_operand_punctuation): New function, split out from
164 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
165 Use the same character ordering in the code and the comments.
166 Use a recursive call to handle '*'. Abort on unknown characters.
167 (mips_init_print_operand_punct): New function, split out from
169 (mips_print_int_branch_condition): New function, split out from
170 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
171 to report unexpected codes.
172 (mips_print_float_branch_condition): New function, split out from
173 print_operand. Use output_operand_lossage to report unexpected codes.
174 (print_operand): Rework to use a case statement. Use the
175 same letter ordering in the code and the comments. Use
176 output_operand_lossage to report unexpected codes and
177 reverse_condition to handle inverted branch conditions.
178 (override_options): Use mips_init_print_operand_punct.
180 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
182 * config/mips/mips.h: Move variable declarations to end of file and
183 enclose them all in #ifndef USED_FOR_TARGET.
184 * config/mips/mips.c: Reorder functions into more logical groups,
185 and so that callees appear before callers. Put the targetm
186 initializer at the end of the file. Remove forward static
187 declarations where possible.
188 (mips_init_builtins): Add "static" to definition.
189 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
191 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
193 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
194 (TARGET_MAX_ANCHOR_OFFSET): Delete.
195 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
196 (mips_set_mips16_mode): Initialize min_anchor_offset and
197 max_anchor_offset directly to constants.
199 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
201 * config/mips/mips.c: Delete trailing whitespace.
203 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
205 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
206 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
208 * config/mips/mips.md (load_call<mode>): Don't make the unspec
209 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
211 2007-10-18 David Daney <ddaney@avtrex.com>
213 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
214 reg_offset variable to calculate register locations.
216 2007-10-18 Richard Guenther <rguenther@suse.de>
218 * tree-ssa.c (uid_ssaname_map_eq): New function.
219 (uid_ssaname_map_has): Likewise.
220 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
221 * tree-flow.h (struct gimple_df): Make default_defs a
223 * tree-dfa.c (gimple_default_def): Deal with it.
224 (set_default_def): Likewise.
226 2007-10-18 Richard Guenther <rguenther@suse.de>
228 * tree-flow.h (struct gimple_df): Make referenced_vars
230 (uid_decl_map_eq): Declare.
231 (uid_decl_map_hash): Likewise.
232 * tree-ssa.c (uid_decl_map_eq): New function.
233 (uid_decl_map_hash): Likewise.
234 (init_tree_ssa): Make referenced_vars a uid_decl_map.
235 * tree-flow-inline.h (first_referenced_var): Deal with
236 the referenced_vars representation change.
237 (next_referenced_var): Likewise.
238 * tree-dfa.c (referenced_var_lookup): Likewise.
239 (referenced_var_check_and_insert): Likewise.
240 (remove_referenced_var): Likewise.
242 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
244 * config/mips/mips.c (mips_dwarf_register_span): New.
245 (TARGET_DWARF_REGISTER_SPAN): Define.
247 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
249 * config.gcc : update score-*-elf(extra_objs).
250 * config/score/mac.md : Remove.
251 * config/score/misc.md : Remove.
252 * config/score/score7.md : Remove.
253 * config/score/score-mdaux.h : Remove.
254 * config/score/score-mdaux.c : Remove.
255 * config/score/score-version.h : Remove.
256 * config/score/score-generic.md : New.
257 * config/score/score3.h : New.
258 * config/score/score3.c : New.
259 * config/score/score7.h : New.
260 * config/score/score7.c : New.
261 * config/score/mul-div.S : add flush_cache score3 support.
262 * config/score/elf.h : Fix some typos.
263 * config/score/score.md : merge score3 and score7 pattern.
264 * config/score/score.c : use to seperate which target it used.
265 * config/score/score.h : use to seperate the target macro.
266 * config/score/score.opt : remove -mmac option , add -mscore3,
267 -mscore3d and -march OPTION support.
269 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
271 * cfgexpand.c (expand_stack_vars): Add checking to make sure
272 that the offset of a variable is not greater than the size
275 2007-10-17 Anatoly Sokolov <aesok@post.ru>
277 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
278 atmega88p, atmega168p and atmega328p devices.
279 * config/avr/avr.h (LINK_SPEC): (Ditto.).
280 (CRT_BINUTILS_SPECS): (Ditto.).
281 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
283 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
285 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
287 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
288 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
289 (print_insn): Move declaration to ...
290 * rtl.h (print_insn): ... here.
292 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
294 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
295 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
296 m68k_sched_branch_type): Move declarations to ...
297 * config/m68/m68k-protos.h: ... here.
299 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
301 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
303 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
305 * config/avr/avr.c (avr_mcu_types): Add attiny48.
306 * config/avr/avr.h (LINK_SPEC): Likewise.
307 (CRT_BINUTILS_SPECS): Likewsie.
308 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
310 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
312 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
313 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
314 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
316 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
319 * reg-stack.c (move_for_stack_reg): Swap input argument of
320 UNSPEC_TAN insn to the top of the stack.
322 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
325 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
326 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
327 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
328 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
329 immediate shift value.
330 config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
331 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
332 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
333 Remove macros for !__OPTIMIZE__ case.
335 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
337 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
339 (perform_var_substitution): Only DFS from real nodes. Don't test
341 (unite_pointer_equivalences): Fix broken test.
343 2007-10-17 Alan Modra <amodra@bigpond.net.au>
345 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
346 altivec sp_offset. Rearrange sp_offset assignments to
347 correspond to stack adjustments. Use frame_reg_rtx for
348 SPE register restores. Correct SPE stack adjustment.
350 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
352 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
353 * toplev.c (check_global_declaration_1): Use appropriate warning
354 option instead of unnamed warning.
355 * stor-layout.c (layout_decl): Likewise.
356 * c-typeck.c (build_conditional_expr): Likewise.
357 (build_compound_expr): Fix wrong comment.
358 (build_binary_op): Use appropriate warning option instead of
360 * cfgexpand.c (tree_expand_cfg): Likewise.
361 * tree-optimize.c (tree_rest_of_compilation): Likewise.
362 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
363 (execute_warn_function_return): Likewise.
364 * stmt.c (warn_if_unused_value): Likewise.
366 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
368 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
369 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
371 (CRT_BINUTILS_SPECS): Likewsie.
372 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
374 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
377 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
379 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
381 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
382 (fini_dce): Only release them for the fast pass.
383 (end_ud_dce): Delete.
384 (rest_of_handle_ud_dce): Do not modify df_in_progress.
385 Call fini_dce instead of end_ud_dce.
386 (rest_of_handle_fast_dce): Do not modify df_in_progress.
387 (run_fast_df_dce): Reset df_in_progress to false on exit.
389 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
390 Maxim Kuvyrkov <maxim@codesourcery.com>
392 * target.h (unspec_may_trap_p): New target hook.
393 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
394 * targhooks.c (default_unspec_may_trap_p): Default implementation of
396 * targhooks.h (default_unspec_may_trap_p): Declare it.
397 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
398 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
399 * rtl.h (may_trap_p_1): Declare.
401 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
402 override default hook implementation.
403 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
406 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
408 * doc/invoke.texi (Wextra): Move it just after Wall, list the
409 options enabled by Wextra and mention Wuninitialized.
411 2007-10-15 Nigel Stephens <nigel@mips.com>
413 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
415 2007-10-15 Jakub Jelinek <jakub@redhat.com>
417 PR tree-optimization/33136
418 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
420 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
422 PR tree-optimization/33735
423 PR tree-optimization/33572
424 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
426 * except.c (duplicate_eh_regions): Don't look for prev_try
427 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
429 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
432 * tree-inline.c (copy_bb): Use bsi_replace to replace a
433 __builtin_va_arg_pack-containing call stmt.
435 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
437 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
440 2007-10-15 Jakub Jelinek <jakub@redhat.com>
442 PR tree-optimization/33619
443 * tree-ssa-ter.c (is_replaceable_p): Return false for all
446 2007-10-15 David Edelsohn <edelsohn@gnu.org>
448 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
450 2007-10-15 Richard Guenther <rguenther@suse.de>
452 * fold-const.c (extract_array_ref): Remove.
453 (fold_comparison): Handle POINTER_PLUS_EXPR with the
454 generic address expression comparison folding. Remove
455 the folding that used extract_array_ref.
457 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
460 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
461 speculation type of insn can be changed before trying to do that.
463 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
465 * dse.c (struct insn_info): Add 'frame_read' field.
466 (scan_insn): For the call to a const function, set frame_read if
468 If the insn reads the frame, kill the frame related stores.
469 (scan_reads_nospill): Likewise.
471 2007-10-14 Jason Merrill <jason@redhat.com>
473 * tree-eh.c (optimize_double_finally): Don't assume that the
474 cleanup we're duplicating is only one statement.
476 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
478 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
479 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
480 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
481 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
482 tree-vect-transform.c: Fix comment typos.
483 * doc/extend.texi: Fix a typo.
485 * c-common.h: Remove the prototype for c_expand_body.
486 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
487 * tree.h: Remove the prototype for fold_build_call_expr.
489 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
491 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
493 2007-10-13 David Edelsohn <edelsohn@gnu.org>
495 * config/rs6000/aix53.h: New file.
496 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
497 (TARGET_ALTIVEC_ABI): Same.
498 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
499 (TARGET_ALTIVEC_ABI): Delete.
500 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
501 stanza defaulting to aix5.3.
503 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
505 * config/i386/i386.md (SI_REG, DI_REG): New constants.
506 (strmov): Use defined constants.
507 (cmpstrnsi): Likewise.
508 * config/i386/i386.c (decide_alg): Use defined constants.
509 (ix86_expand_strlen): Likewise.
511 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
513 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
514 * var-tracking.c (micro_operation_def): Update comment on u.loc.
515 (mode_for_reg_attrs, var_lowpart): New functions.
516 (add_uses): Consider recording a lowpart of LOC for MO_USE.
517 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
518 or copy is known, set LOC to the SET that performs the set, instead
520 (find_src_status, find_src_set_src): Remove LOC parameter.
521 Replace INSN with the source value.
522 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
523 handling MO_SET and MO_COPY. Update the calls to find_src_status
524 and find_src_set_src.
526 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
529 * config/i386/i386.md (strmov): Check for esi and edi usage.
530 * config/i386/i386.c (decide_alg): Check whether we can use a
531 rep prefix and adjust algorithm choice accordingly.
532 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
534 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
536 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
538 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
540 * global.c (build_insn_chain): Formatting fixes.
542 2007-10-12 Richard Guenther <rguenther@suse.de>
544 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
545 combining both operands require either both have single uses
546 or combining to a constant.
548 2007-10-12 Richard Guenther <rguenther@suse.de>
551 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
552 a rhs with side-effects or which is a load.
553 (forward_propagate_into_cond): Also try combining both operands.
555 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
557 PR tree-optimization/33742
558 * tree-vect-transform.c (vectorizable_operation): Return false
559 if get_vectype_for_scalar_type for scalar_dest can't be determined.
560 (vectorizable_call): Same for rhs_type and lhs_type.
562 2007-10-12 Jakub Jelinek <jakub@redhat.com>
564 PR tree-optimization/33645
565 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
566 pass it to walk_tree.
567 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
568 When calling set_is_used on a VAR_DECL, if data is not NULL and
569 its DECL_UID is in the bitmap, call mark_all_vars_used on its
570 DECL_INITIAL after clearing the bit in bitmap.
571 (remove_unused_locals): Adjust mark_all_vars_used callers.
572 Instead of removing unused global vars from unexpanded_var_list
573 immediately record them in bitmap, call mark_all_vars_used on
574 all used global vars from unexpanded_var_list and only purge
575 global vars that weren't found used even during that step.
577 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
579 * gthr-posix.h (__gthread_active_init): Create detached instead of
580 joinable thread when testing whether threads are active on hppa-hpux.
581 * gthr-posix95.h (__gthread_active_init): Likewise.
583 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
586 * global.c (build_insn_chain): Include insn that occur between
589 2007-10-11 Tom Tromey <tromey@redhat.com>
591 * gengtype-yacc.y: Delete.
593 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
595 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
596 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
597 function_value_32, function_value_64, function_value_ms_64,
598 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
599 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
602 2007-10-11 Richard Guenther <rguenther@suse.de>
604 * gcse.c (hash_scan_set): If the next nonnote insn is in
605 a different basic block insert the set.
607 2007-10-11 Richard Guenther <rguenther@suse.de>
610 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
611 (verify_gimple_expr): Use it to verify pointer-to types for
614 2007-10-11 Richard Guenther <rguenther@suse.de>
617 * c-typeck.c (build_array_ref): Do not strip qualifiers from
618 the array element type.
620 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
622 PR rtl-optimization/33638
623 * dse.c (struct insn_info): Remove 'stack_read' field,
624 add 'stack_pointer_based' field.
625 (record_store): For a store with non-constant base, record
626 whether it is stack pointer based.
627 (scan_insn): For the call to a const function, remove stack
628 pointer based stores from the list of local active stores.
629 (scan_reads_nospill): Delete code dealing with const functions.
631 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
633 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
635 (conflict_p, set_conflict, set_conflicts): Likewise.
636 * global.c (global_alloc): Likewise.
637 * ra.h: Update prototypes.
639 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
641 * opth-gen.awk: Fixed generation of comment stating the origin
644 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
647 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
648 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
649 and '%}', respectively.
652 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
653 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
654 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
656 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
660 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
661 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
662 syntax for ASSEMBLER_DIALECT.
663 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
665 2007-10-10 Revital Eres <eres@il.ibm.com>
667 * modulo-sched.c (check_nodes_order): Dump the final order of
669 (get_sched_window): Add dump info.
670 (calculate_order_params): Dump order params of the nodes.
672 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
675 * ra-conflict.c (record_one_conflict_between_regnos,
676 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
677 (global_conflicts): Enhanced incorrect check.
679 2007-10-09 Geoffrey Keating <geoffk@apple.com>
681 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
682 if flag_exceptions is not set.
683 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
684 assemble_name rather than incorrectly emulating it.
686 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
687 friends are removed from G++.
689 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
691 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
692 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
693 enabling them is redundant. Don't check two times for
696 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
698 * ra-conflict.c (record_one_conflict_between_regnos): Revert
700 (set_conflicts_for_earlyclobber): Likewise.
701 (global_conflicts): Likewise.
703 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
705 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
706 and '%}', respectively.
708 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
710 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
711 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
713 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
716 2007-10-09 Richard Guenther <rguenther@suse.de>
719 * gimplify.c (canonicalize_component_ref): Honor qualifiers
720 of referenced structure and component.
722 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
725 * ra-conflict.c (record_one_conflict_between_regnos,
726 set_conflicts_for_earlyclobber, global_conflicts): Improved
728 (global_conflicts): Removed incorrect check.
730 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
732 PR tree-optimization/33615
733 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
734 if the statement might throw. Fix formatting.
736 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
738 PR tree-optimization/33615
739 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
740 if the rhs might throw.
742 2007-10-09 Jan Hubicka <jh@suse.cz>
744 * invoke.texi (align-threshold, align-loop-iterations): Document.
745 * final.c: Include cfgloop.h, params.h
746 (compute_alignments): Dump decisions and compare them with loop
747 structure; honor given parameters.
748 (pass_compute_alignments): New dump file.
749 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
750 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
752 2007-10-09 James E. Wilson <wilson@specifix.com>
754 PR tree-optimization/33655
756 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
757 convert it to bitsizetype before size_binop call.
759 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
761 PR tree-optimization/33572
762 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
763 the absence of a corresponding edge from the exit block.
765 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
768 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
770 (sra_build_assignment): Likewise. Set up mask depending on
772 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
774 (sra_build_elt_assignment): Don't view-convert from signed to
776 (sra_explode_bitfield_assignment): Use bit-field type if
777 possible. Use BYTES_BIG_ENDIAN.
779 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
782 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
783 the original stmt can throw.
784 (sra_build_bf_assignment): Fix type mismatch when applying negated
787 2007-10-08 Geoffrey Keating <geoffk@apple.com>
789 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
790 '#pragma mark' to be executed at preprocessing time.
792 2007-10-08 Ollie Wild <aaw@google.com>
794 * varasm.c (compare_constant): Removed call to
795 lang_hooks.expand_constant.
796 (copy_constants): Removed call to lang_hooks.expand_constant.
797 (compute_reloc_for_constant): Removed call to
798 lang_hooks.expand_constant.
799 (output_addressed_constants): Removed call to
800 lang_hooks.expand_constant.
801 (constructor_static_from_elts_p): Removed call to
802 lang_hooks.expand_constant.
803 (output_constant): Removed calls to lang_hooks.expand_constant.
804 * langhooks.h (struct lang_hooks): Removed field expand_constant.
805 * langhooks-def.h (lhd_return_tree): Removed.
806 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
807 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
808 * langhooks.c (lhd_return_tree): Removed.
810 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
812 * combine.c (setup_incoming_promotions): Ensure that
813 arguments that have not undergone mode promotions do not
814 incorrectly get marked as being sign- or zero-extended.
816 2007-10-08 Richard Guenther <rguenther@suse.de>
821 * fold-const.c (fold_binary): Use correct types in folding
822 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
823 and building of RROTATE_EXPR.
825 2007-10-08 Richard Guenther <rguenther@suse.de>
830 * fold-const.c (fold_binary): Use the correct types when
831 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
832 (fold_binary): Use the correct types when folding
833 (-A) - B to (-B) - A.
834 (fold_unary): Use the correct types when folding ~(X).
836 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
838 * doc/invoke.texi (Wall): fix formatting issues.
840 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
842 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
843 truncated shift counts.
845 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
847 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
848 syntax for ASSEMBLER_DIALECT.
849 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
851 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
852 Nathan Froyd <froydnj@codesourcery.com>
854 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
855 when determining whether to record INCOMING_RETURN_ADDR_RTX.
857 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
860 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
862 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
863 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
864 the function, temporarily point the debug interface to the null one.
866 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
868 PR tree-optimization/33655
870 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
873 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
875 PR tree-optimization/33572
876 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
877 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
878 (update_ssa_across_abnormal_edges): ... this. Set slots in the
880 (copy_edges_for_bb): Handle nonlocal label edges.
881 (make_nonlocal_label_edges): Deleted.
882 (optimize_inline_calls): Don't call it.
884 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
886 * gthr-single.h: Revert last change.
888 2007-10-05 Michael Matz <matz@suse.de>
891 * lower-subreg.c (decompose_multiword_subregs): Use
892 validate_unshare_change().
894 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
896 * ra-conflict.c: Include "sparseset.h".
897 (conflicts): Change to HOST_WIDEST_FAST_INT.
898 (allocnos_live): Redefine variable as a sparseset.
899 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
900 (allocno_row_words): Removed global variable.
901 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
902 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
903 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
904 (record_one_conflict_between_regnos): Cache allocno values and reuse.
906 (record_one_conflict): Update uses of allocnos_live to use
907 the sparseset routines. Use set_conflicts_p.
908 (mark_reg_store): Likewise.
909 (set_reg_in_live): Likewise.
910 (global_conflicts): Update uses of allocnos_live.
911 Use the new adjacency list to visit an allocno's neighbors
912 rather than iterating over all possible allocnos.
913 Call set_conflicts_p to setup conflicts rather than adding
915 * global.c: Comments updated.
916 (CONFLICTP): Delete define.
917 (regno_compare): New function. Add prototype.
918 (global_alloc): Sort the allocno to regno mapping according to
919 which basic blocks the regnos are referenced in. Modify the
920 conflict bit matrix to a compressed triangular bitmatrix.
921 Only allocate the conflict bit matrix and adjacency lists if
922 we are actually going to allocate something.
923 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
924 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
925 allocno's neighbors rather than iterating over all possible allocnos.
926 (mirror_conflicts): Removed function.
927 (dump_conflicts): Iterate over regnos rather than allocnos so
928 that all dump output will be sorted by regno number.
929 Use the FOR_EACH_CONFLICT macro.
930 * ra.h: Comments updated.
931 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
932 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
933 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
934 (adjacency_list_d, adjacency_iterator_d): New types.
935 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
936 adjacency_iter_next, regno_basic_block): New static inline functions.
937 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
938 (conflict_p): Add function prototype.
939 * sparseset.h, sparseset.c: New files.
940 * Makefile.in (OBJS-common): Add sparseset.o.
941 (sparseset.o): New rule.
943 2007-10-05 Richard Guenther <rguenther@suse.de>
946 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
949 2007-10-05 Michael Matz <matz@suse.de>
952 * function.c (match_asm_constraints_1): Check for input
953 being used in the outputs.
955 2007-10-05 Richard Guenther <rguenther@suse.de>
957 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
959 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
962 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
963 subset checks. Make the cost of FPR -> FPR moves depend on
964 mips_mode_ok_for_mov_fmt_p.
966 2007-10-04 Doug Kwan <dougkwan@google.com>
968 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
969 __gthread_cond_wait_recursive): Add to extend interface for POSIX
970 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
971 support of conditional variables.
972 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
973 __gthread_cond_wait_recursive): Add to extend interface for POSIX
974 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
975 support of conditional variables.
976 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
977 __gthread_cond_wait_recursive): Add to extend interface for POSIX
978 conditional variables.
979 * gthr.h: Update comments to document new interface.
981 2007-10-04 Geoffrey Keating <geoffk@apple.com>
983 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
986 2007-10-04 Anatoly Sokolov <aesok@post.ru>
988 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
990 2007-10-04 Richard Guenther <rguenther@suse.de>
993 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
994 does not need to be of INTEGER_TYPE.
995 (verify_gimple_2): New function split out from ...
996 (verify_gimple_1): ... here. ICE if there was an error during
999 2007-10-04 Michael Matz <matz@suse.de>
1001 PR rtl-optimization/33653
1002 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1003 * dse.c (scan_insn): Same.
1005 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1007 * config.gcc: Remove USE_GAS for m68k targets.
1009 2007-10-04 Richard Guenther <rguenther@suse.de>
1011 PR tree-optimization/33627
1012 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1013 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1015 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1016 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1018 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1020 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1021 commands_in_epilogues): Remove variables.
1022 (avr_file_start): Remove unneded initializations of commands_in_file,
1023 commands_in_prologues and commands_in_epilogues variables.
1024 (avr_file_end): Remove dead code.
1026 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1028 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1029 MOTOROLA is to true.
1031 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1034 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1035 (mips_split_doubleword_move): ...this.
1036 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1037 use natural endianness for multi-format FPR values.
1038 (mips_split_64bit_move): Rename to...
1039 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1040 Use move_doubleword_fpr* patterns for moves involving FPRs.
1041 (mips_save_reg): Update the call to mips_split_64bit_move.
1042 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1043 nonzero constant into an FPR if the constant can be forced to memory.
1044 * config/mips/mips.md: Update the splitter calls to
1045 mips_split_64bit_move.
1046 (UNSPEC_LOAD_DF_LOW): Rename to...
1047 (UNSPEC_LOAD_LOW): ...this.
1048 (UNSPEC_LOAD_DF_HIGH): Rename to...
1049 (UNSPEC_LOAD_HIGH): ...this.
1050 (UNSPEC_STORE_DF_HIGH): Rename to...
1051 (UNSPEC_STORE_WORD): ...this.
1052 (SPLITF): New mode iterator.
1053 (HALFMODE): New mode attribute.
1054 (movtf): New expander.
1055 (*movtf_internal): New define_insn_and_split.
1056 (move_doubleword_fpr<mode>): New expander.
1057 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1059 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1060 (mfhc1<mode>): ...these more general patterns.
1062 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1064 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1066 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1068 * gcse.c (hash_scan_set): Insert set in insn before note at
1069 the end of basic block.
1071 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1073 PR tree-optimization/33576
1074 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1075 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1076 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1077 (remove_iv): Declared.
1078 * lambda-code.c (remove_iv): Not static.
1079 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1080 Don't remove ivs there, save ivs in the buffer.
1082 2007-10-03 Jason Merrill <jason@redhat.com>
1085 * tree-eh.c (same_handler_p): New fn.
1086 (optimize_double_finally): New fn.
1087 (refactor_eh_r): New fn.
1088 (refactor_eh): New fn.
1089 (pass_refactor_eh): New pass.
1090 * tree-pass.h: Declare it.
1091 * passes.c (init_optimization_passes): Add it.
1093 2007-10-03 Doug Kwan <dougkwan@google.com>
1094 Richard Guenther <rguenther@suse.de>
1097 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1098 be conservative instead.
1100 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1103 * doc/invoke.texi (-fwhole-program): Document that Fortran
1104 doesn't support this option.
1106 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1109 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1112 2007-10-02 David Daney <ddaney@avtrex.com>
1114 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1115 against constant zero.
1116 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1119 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1121 * ra-conflict.c: New file.
1123 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1124 usage to DF_LIVE usage.
1125 (reload): Remove reference to df_get_live_top.
1126 * rtlanal.c (subreg_nregs_with_regno): New function.
1127 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1128 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1129 (df_has_eh_preds): Removed.
1130 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1131 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1133 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1134 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1135 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1136 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1137 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1138 (global_alloc): Turn off rescanning insns after call to
1139 global_conflicts and added call to set_preferences.
1140 (global_conflicts): Moved to ra-alloc.c.
1141 (set_preferences_1, set_preferences): New function.
1142 (mirror_conflicts): Changed types for various variables.
1143 (mark_elimination): Change DF_RA_LIVE
1144 usage to DF_LIVE usage.
1145 (build_insn_chain): Rewritten from scratch and made local.
1146 (print_insn_chain, print_insn_chains): New functions.
1147 (dump_conflicts): Do not print conflicts for fixed_regs.
1148 (rest_of_handle_global_alloc): Turn off insn rescanning.
1149 * hard-reg-set.h: Fixed comment.
1150 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1151 usage to DF_LIVE usage and delete refs to TOP sets.
1152 (block_alloc): Mark regs as live if they are in the artificial
1153 defs at top of block.
1154 (find_stack_regs): New function.
1155 (rest_of_handle_local_alloc): Changed urec problem to live
1156 problem and do not turn off df rescanning.
1157 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1158 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1159 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1160 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1161 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1162 fields in df_ref_flags. The rest have been renumbered.
1163 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1165 * rtl.h (subreg_nregs_with_regno): New function.
1166 * df-problems.c: (df_get_live_out, df_get_live_in,
1167 df_get_live_top): Removed reference to DF_RA_LIVE.
1168 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1169 df_live_alloc, df_live_reset, df_live_local_finalize,
1170 df_live_free): Make top set only if different from in set.
1171 (df_lr_top_dump, df_live_top_dump): Only print top set if
1172 different from in set.
1173 (df_lr_bb_local_compute): Removed unnecessary check.
1174 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1175 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1176 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1177 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1178 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1179 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1180 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1181 df_urec_add_problem): Removed.
1182 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1184 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1185 * basic_block.h (bb_has_abnormal_pred): New function.
1186 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1187 usage to DF_LIVE usage.
1189 2007-10-02 Revital Eres <eres@il.ibm.com>
1191 * config/rs6000/predicates.md (easy_vector_constant): Return false
1192 for 750CL paired vectors.
1193 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1195 (vec_initv2sf): Add new description.
1196 (vconcatsf): Likewise.
1197 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1198 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1200 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1202 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1203 sinking the last stmt in a BB.
1205 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1208 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1209 (sra_hash_tree): Handle BIT_FIELD_REFs.
1210 (sra_elt_hash): Don't hash bitfld blocks.
1211 (sra_elt_eq): Skip them in parent compares as well. Handle
1213 (build_element_name_1): Handle BIT_FIELD_REFs.
1214 (instantiate_element): Propagate nowarn from parents. Create
1215 BIT_FIELD_REF for variables that are widened by scalarization.
1216 Gimple-zero-initialize all bit-field variables that are not
1217 part of parameters that are going to be scalarized on entry.
1218 (instantiate_missing_elements_1): Return the sra_elt.
1219 (canon_type_for_field): New.
1220 (try_instantiate_multiple_fields): New. Infer widest possible
1221 access mode from decl or member type, but clip it at word
1222 size, and only widen it if a field crosses an alignment
1224 (instantiate_missing_elements): Use them.
1225 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1226 (scalar_bitfield_p): New.
1227 (sra_build_assignment): Optimize assignments from scalarizable
1228 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1231 (sra_build_bf_assignment): New. Optimize assignments to
1232 scalarizable BIT_FIELD_REFs.
1233 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1234 assignments to full variables.
1235 (generate_copy_inout): Use the new macros and functions.
1236 (generate_element_copy): Likewise. Handle bitfld differences.
1237 (generate_element_zero): Don't recurse for blocks. Use
1238 sra_build_elt_assignment.
1239 (generate_one_element_init): Take elt instead of var. Use
1240 sra_build_elt_assignment.
1241 (generate_element_init_1): Adjust.
1242 (bitfield_overlap_info): New struct.
1243 (bitfield_overlaps_p): New.
1244 (sra_explode_bitfield_assignment): New. Adjust widened
1245 variables to account for endianness.
1246 (sra_sync_for_bitfield_assignment): New.
1247 (scalarize_use): Re-expand assignment to/from scalarized
1248 BIT_FIELD_REFs. Explode or sync needed members for
1249 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1250 (scalarize_copy): Use REPLDUP.
1251 (scalarize_ldst): Move assert before dereference. Adjust EH
1253 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1255 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1257 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1258 Rename CR_* constants to CMP_*. Fix spacing.
1260 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1263 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1264 to be processed with the special script doc/install.texi2html.
1266 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1268 * doc/invoke.texi (Wall): List the options enabled by Wall.
1269 (Wstrict-aliasing): Add missing @option.
1271 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1273 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1274 rather than gen_lowpart to change a register from DImode to DFmode.
1275 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1276 both FROM and TO are integer modes that are no bigger than 4 bytes.
1277 (mips_mode_ok_for_mov_fmt_p): New function.
1278 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1279 (mips_secondary_reload_class): Tweak formatting and comments.
1280 Use reg_class_subset_p instead of direct comparisons with
1281 classes. Only allow direct FPR<->FPR moves for modes that
1282 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1283 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1284 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1285 (*movdi_64bit): Likewise.
1286 (*movsi_internal): Likewise.
1287 (*movhi_internal): Likewise.
1288 (*movqi_internal): Likewise.
1290 2007-09-30 Diego Novillo <dnovillo@google.com>
1293 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1296 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
1298 PR tree-optimization/33597
1299 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
1300 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
1302 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
1305 instead of variants of (!reload_in_progress && !reload_completed).
1306 (x86_expand_vector_move): Ditto.
1308 2007-09-28 Ollie Wild <aaw@google.com>
1311 2007-09-27 Ollie Wild <aaw@google.com>
1313 * varasm.c (compare_constant): Removed call to
1314 lang_hooks.expand_constant.
1315 (copy_constants): Removed call to lang_hooks.expand_constant.
1316 (compute_reloc_for_constant): Removed call to
1317 lang_hooks.expand_constant.
1318 (output_addressed_constants): Removed call to
1319 lang_hooks.expand_constant.
1320 (constructor_static_from_elts_p): Removed call to
1321 lang_hooks.expand_constant.
1322 (output_constant): Removed calls to lang_hooks.expand_constant.
1323 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1324 * langhooks-def.h (lhd_return_tree): Removed.
1325 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1326 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1327 * langhooks.c (lhd_return_tree): Removed.
1329 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1332 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
1333 argument to gen_selb.
1335 2007-09-28 Chao-ying Fu <fu@mips.com>
1337 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
1338 * doc/libgcc.texi (Fixed-point fractional library routines):
1339 Fix typos for neg and cmp functions.
1341 2007-09-28 Michael Matz <matz@suse.de>
1343 PR rtl-optimization/33552
1344 * function.c (match_asm_constraints_1): Check for overlap in
1345 inputs and replace all occurences.
1347 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
1349 * config/mips/mips.c (override_options): Fix comment typo.
1351 2007-09-28 Jie Zhang <jie.zhang@analog.com>
1353 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
1354 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
1355 * config/bfin/t-bfin-linux (crti.o): Don't build.
1357 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1358 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
1360 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1362 2007-09-27 Ollie Wild <aaw@google.com>
1364 * varasm.c (compare_constant): Removed call to
1365 lang_hooks.expand_constant.
1366 (copy_constants): Removed call to lang_hooks.expand_constant.
1367 (compute_reloc_for_constant): Removed call to
1368 lang_hooks.expand_constant.
1369 (output_addressed_constants): Removed call to
1370 lang_hooks.expand_constant.
1371 (constructor_static_from_elts_p): Removed call to
1372 lang_hooks.expand_constant.
1373 (output_constant): Removed calls to lang_hooks.expand_constant.
1374 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1375 * langhooks-def.h (lhd_return_tree): Removed.
1376 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1377 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1378 * langhooks.c (lhd_return_tree): Removed.
1380 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1383 * expr.c (emit_group_load_1): Split constant double when destination
1384 length is half source length.
1386 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
1388 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
1389 (mips_cpu_info): Add tune_flags.
1390 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
1391 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
1393 (override_options): Remove deprecation code. Use branch-likely
1394 instructions for optimize_size or if the tuning flags do not
1395 suggest otherwise. Tweak warning.
1396 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
1398 2007-09-27 Matthias Klose <doko@ubuntu.com>
1400 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
1401 multilib osdirname if it exists.
1402 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
1404 2007-09-27 Ian Lance Taylor <iant@google.com>
1406 PR tree-optimization/33565
1407 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
1408 assignments of comparisons.
1409 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
1410 parameter. Change caller. Defer overflow warnings around call to
1412 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
1413 TREE_NO_WARNING is set on the statement.
1414 * tree-ssa-forwprop.c
1415 (tree_ssa_forward_propagate_single_use_vars): Don't test
1416 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
1417 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1419 2007-09-27 Joseph Myers <joseph@codesourcery.com>
1421 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
1422 reduce offset by units of 0x10000 for SPE vector modes or modes
1423 used with E500 double instructions.
1425 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
1427 * simplify-rtx.c (comparison_result): New.
1428 (simplify_const_relational_operation): Use it instead of the five
1429 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
1430 Improve bounds-checking optimizations; remove subsumed POPCOUNT
1431 optimizations. Extract nonzero_address_p optimizations into a
1432 separate "if" together with optimizations where op1 is const0_rtx.
1433 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
1434 floating-point arguments too when appropriate. Hoist test for ABS
1435 outside the final switch statement.
1436 * cse.c (fold_rtx): Don't look for an IOR equivalent of
1437 folded_arg0 if we found a constant equivalent. Remove
1438 transformations done in simplify-rtx.c for "op0 RELOP op0".
1440 2007-09-27 Jakub Jelinek <jakub@redhat.com>
1442 * builtins.c (expand_builtin, expand_builtin_object_size,
1443 expand_builtin_memory_chk, maybe_emit_chk_warning,
1444 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
1446 * expr.c (expand_expr_real_1): Likewise.
1447 * langhooks-def.h (struct diagnostic_info): Add forward decl.
1448 (lhd_print_error_function): Add third argument.
1449 * langhooks.h (struct diagnostic_info): Add forward decl.
1450 (struct lang_hooks): Add third argument to print_error_function.
1451 * diagnostic.h (diagnostic_info): Add abstract_origin field.
1452 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
1454 (diagnostic_report_current_function): Likewise.
1455 * toplev.c (announce_function): Pass NULL as second argument to
1456 diagnostic_set_last_function.
1457 * diagnostic.c (diagnostic_report_current_function): Add second
1458 argument, pass it as third argument to lang_hooks.print_error_function.
1459 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
1460 to diagnostic_report_current_function.
1461 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
1462 and message.abstract_origin.
1463 (verbatim): Initialize abstract_origin.
1464 * pretty-print.h (text_info): Add abstract_origin field.
1465 * pretty-print.c (pp_base_format): Handle %K.
1466 * langhooks.c (lhd_print_error_function): Add third argument. If
1467 diagnostic->abstract_origin, print virtual backtrace.
1468 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1469 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
1470 (init_dynamic_diag_info): Likewise.
1472 2007-09-26 David Daney <ddaney@avtrex.com>
1475 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
1476 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
1477 sync_old_nand<mode>, sync_new_nand<mode>,
1478 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
1479 Update length attributes.
1480 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
1481 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
1483 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
1484 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
1485 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
1488 2007-09-26 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/33563
1491 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
1492 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
1494 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
1495 get_use_of_stmt_lhs.
1497 2007-09-26 Joseph Myers <joseph@codesourcery.com>
1500 * c-common.c (complete_array_type): Diagnose too-large arrays and
1501 set type to error_mark_node.
1503 2007-09-26 Richard Guenther <rguenther@suse.de>
1505 PR tree-optimization/30375
1506 PR tree-optimization/33560
1507 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
1511 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
1513 * tree-ssa-dse.c (aggregate_vardecl_d): New.
1514 (dse_global_data): Add aggregate_vardecl field.
1515 (dse_possible_dead_store_p): New.
1516 Add prev_defvar variable.
1517 Allow immediate uses and previous immediate uses to differ
1518 if they are setting different parts of the whole.
1519 (get_aggregate_vardecl): New.
1520 (dse_record_partial_aggregate_store): New.
1521 (dse_whole_aggregate_clobbered_p): New.
1522 (dse_partial_kill_p): New.
1523 Call dse_maybe_record_aggregate_store().
1524 When checking whether a STMT and its USE_STMT refer to the
1525 same memory address, check also for partial kills that clobber
1527 Move some variable definitions to the block where they are used.
1528 (aggregate_vardecl_hash): New.
1529 (aggregate_vardecl_eq): New.
1530 (aggregate_vardecl_free): New.
1531 (aggregate_whole_store_p): New.
1532 (tree_ssa_dse): Initialize and free aggregate_vardecl.
1533 Mark which aggregate stores we care about.
1535 2007-09-25 DJ Delorie <dj@redhat.com>
1538 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
1541 2007-09-25 Michael Meissner <michael.meissner@amd.com>
1544 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
1545 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
1546 for vector int32 -> int64 conversions. Don't write beyond the end
1547 of the allocated vector for int32 -> int64 conversions.
1549 2007-09-25 Revital Eres <eres@il.ibm.com>
1551 * config/rs6000/paired.h (paired_sel): New.
1552 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
1553 (rs6000_expand_ternop_builtin): Pass zero const_double operand
1554 when expanding selv2sf.
1555 * config/rs6000/rs6000.h (rs6000_builtins): Add
1556 PAIRED_BUILTIN_SELV2SF4.
1558 2007-09-25 Joseph Myers <joseph@codesourcery.com>
1561 * c-typeck.c (default_conversion): Call require_complete_type
1562 before perform_integral_promotions.
1563 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
1564 (build_c_cast): Call require_complete_type except for casts to
1566 (convert_for_assignment): Call require_complete_type.
1568 2007-09-25 Revital Eres <eres@il.ibm.com>
1570 * config/spu/spu.md: Fix doloop pattern.
1572 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
1574 * config/bfin/bfin.c (expand_prologue_reg_save,
1575 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
1577 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1578 ... from here. New argument ALL; callers changed.
1579 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
1580 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
1581 have the "saveall" attribute.
1583 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
1585 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
1587 (INCOMING_REGNO, OUTGOING_REGNO): Define.
1588 * config/mmix/mmix.c (mmix_opposite_regno): New function.
1589 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
1591 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
1592 with REG_P tests before REGNO access.
1594 2007-09-24 DJ Delorie <dj@redhat.com>
1597 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
1599 (movqicc_<code>_<mode>): Likewise.
1600 (movhicc_<code>_<mode>): Likewise.
1602 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
1605 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
1606 register for reload.
1608 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
1611 * config/i386/i386.c (ix86_comp_type_attributes): Check
1614 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1616 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
1617 "move.l %a4,%a4" to produce nops.
1618 * config/m68k/m68k.c (override_options): Reset align options,
1619 if neccessary align macro isn't avaible.
1621 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1623 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
1625 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1627 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
1629 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1630 reload is completed.
1631 (peephole pattern): Convert most of them to RTL peephole pattern.
1633 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1635 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1636 (moved from fp compare patterns).
1637 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1638 Cleanup predicates to relieve reload.
1639 (conditional_trap): Reject conditional trap with fp condition.
1640 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1641 certain constants early.
1643 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1645 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1647 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1649 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1650 Allow --with-tune=cell and --with-cpu=cell.
1652 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1654 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1655 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1657 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1659 (TARGET_BUILTIN_RECIPROCAL): Use it.
1660 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1661 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1662 (rs6000_emit_swrsqrtsf): New.
1663 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1665 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1666 (divsf3): Remove swdiv support.
1669 (rsqrt_internal1): New.
1670 (divdf3): Remove swdiv support.
1673 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1676 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1678 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1679 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1680 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1681 lang_hooks.type.type_hash_eq in addition to generic tests.
1683 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1684 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1686 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1687 reflect the cost per call to a target specific builtin.
1688 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1689 call to a target specific builtin, then use target_builtin_call_cost.
1690 (init_inline_once): Initialize target_builtin_call_cost field.
1692 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1695 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1698 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1700 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1701 * configure: Regenerated.
1703 2007-09-23 Ollie Wild <aaw@google.com>
1705 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1707 (get_pointer_modulus_and_residue): New function.
1709 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1711 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1712 combine an SC return value into a single register.
1714 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1716 * opth-gen.awk (target_flags_explicit): Declare.
1717 * toplev.h (target_flags_explicit): Delete declaration.
1718 * toplev.c (target_flags): Likewise.
1719 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1720 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1721 Never return true for TARGET_MIPS16.
1722 * config/mips/mips.c (mips_llsc): Delete.
1723 (mips_handle_option): Remove -mllsc handling.
1724 (mips_strip_unspec_address): Tweak comment.
1725 * config/mips/mips.opt (mllsc): Use a target mask.
1727 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1729 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1730 word_mode as well as Pmode.
1732 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1734 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1735 parameters from word_mode to the subword type if such a truncation
1738 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1740 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1741 * configure: Regenerated.
1743 2007-09-23 Jan Hubicka <jh@suse.cz>
1745 * params.def (INLINE_CALL_COST): Set to 12.
1746 * invoke.texi (inline-call-cost): Update default value.
1748 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1750 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1752 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1753 Revital Eres <eres@il.ibm.com>
1755 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1756 checks whether the count_reg is found outside the control part.
1758 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1760 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1761 instead of checking CALL_EXPR_FN directly to test for builtins.
1762 If error or warning attributes are present, print
1763 error resp. warning.
1764 * c-common.c (handle_error_attribute): New function.
1765 (c_common_attribute_table): Add error and warning
1767 * doc/extend.texi: Document error and warning attributes.
1769 * tree.h (block_nonartificial_location): New prototype.
1770 * tree.c (block_nonartificial_location): New function.
1771 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1772 if artificial attribute is present on abstract inline decl.
1773 * c-common.c (handle_artificial_attribute): New function.
1774 (c_common_attribute_table): Add artificial attribute.
1775 * final.c (override_filename, override_linenum): New variables.
1776 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1777 and override_linenum if inside of a block inlined from
1778 __attribute__((__artificial__)) function.
1779 (notice_source_line): Honor override_filename and override_linenum.
1780 * doc/extend.texi: Document __attribute__((__artificial__)).
1781 * config/i386/emmintrin.h: Add __artificial__ attribute to
1782 all __always_inline__ functions.
1783 * config/i386/mmintrin.h: Likewise.
1784 * config/i386/tmmintrin.h: Likewise.
1785 * config/i386/mm3dnow.h: Likewise.
1786 * config/i386/pmmintrin.h: Likewise.
1787 * config/i386/ammintrin.h: Likewise.
1788 * config/i386/xmmintrin.h: Likewise.
1789 * config/i386/smmintrin.h: Likewise.
1790 * config/i386/bmmintrin.h: Likewise.
1791 * config/i386/mmintrin-common.h: Likewise.
1794 * expr.c (expand_constructor): New function.
1795 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1796 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1799 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1801 * config/mips/mips.c (dump_constants_1): Generalize to include
1802 fractional and accumulator modes.
1804 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1806 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1807 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1809 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1810 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1812 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1814 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1816 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1817 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1819 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1820 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1821 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1823 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1825 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1826 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1827 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1829 2007-09-22 Jason Merrill <jason@redhat.com>
1832 * attribs.c (lookup_attribute_spec): Split out...
1833 (decl_attributes): From here.
1834 * tree.h: Declare it.
1836 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1838 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1840 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1842 * tree-inline.c (remap_type_1): Correctly chain variants.
1844 2007-09-22 Richard Guenther <rguenther@suse.de>
1846 PR tree-optimization/33146
1847 * fold-const.c (fold_binary): Use the original tree
1849 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1850 also changes "sign".
1852 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1855 * except.c (finish_eh_generation): Call commit_edge_insertions if
1856 there are insns queued on the entry edge.
1857 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1860 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1862 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1864 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1866 * gcc/config/i386/i386.c: Delete trailing whitespace.
1867 * gcc/config/i386/i386.h: Ditto.
1868 * gcc/config/i386/bmmintrin.h: Ditto.
1869 * gcc/config/i386/sync.md: Ditto.
1870 * gcc/config/i386/ppro.md: Ditto.
1871 * gcc/config/i386/mmx.md: Ditto.
1872 * gcc/config/i386/constraints.md: Ditto.
1873 * gcc/config/i386/sse.md: Ditto.
1874 * gcc/config/i386/athlon.md: Ditto.
1875 * gcc/config/i386/i386.md: Ditto.
1877 2007-09-21 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/33508
1880 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1881 quadratic loop by keeping a bitmap of variables we have
1882 to clobber all subvariables for.
1883 (set_initial_properties): Likewise.
1885 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1887 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1889 2007-09-20 Nigel Stephens <nigel@mips.com>
1890 Chao-ying Fu <fu@mips.com>
1892 * c-decl.c (finish_declspecs): When _Sat is used without
1893 _Fract or _Accum, set the default type to cts_fract.
1894 This avoids a warning of "type defaults to int".
1896 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1898 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1899 bit-fields wider than one bit.
1901 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1904 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1906 * dbxout.c (dbxout_type): Likewise.
1910 * gimplify.c (gimplify_vla_decl): New function.
1911 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1913 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1915 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1917 * doc/invoke.texi (-minterlink-mips16): Document.
1918 * config/mips/mips.opt (minterlink-mips16): New option.
1919 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1922 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1924 * doc/extend.texi (Attribute Syntax): Remove old speculative
1927 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1929 * combine.c: Include cgraph.h.
1930 (setup_incoming_promotions): Rework to allow more aggressive
1931 elimination of sign extensions when all call sites of the
1932 current function are known to lie within the current unit.
1934 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1936 * dse.c (find_shift_sequence): No-op rework of control flow.
1938 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1940 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1941 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1943 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1945 * cfgexpand.c (dump_stack_var_partition): Use the correct
1946 index for the offset.
1948 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1950 * config/mips/sde.h: Switch to GPLv3.
1952 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1954 * tree-sra.c (decide_block_copy): Decide if there are groups.
1956 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1958 * config/m68k/m68k.c (output_move_himode): Remove jump table
1960 config/m68k/m68k.md (lea): Likewise.
1961 * config/m68k/m68k.c (print_operand_address): Use simple pc
1962 relative addressing.
1964 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1966 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1967 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1969 (asm_insn_count): Pass template as second argument to it.
1970 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1971 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1972 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1973 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1974 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1975 (sh_insn_length_adjustment): Pass template as second argument to it.
1976 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1978 * config/bfin/bfin.md (define_asm_attributes): New.
1980 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1982 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1984 * config/bfin/print-sysroot-suffix.sh: New.
1985 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1986 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1987 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1988 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1989 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1990 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1991 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1992 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1993 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1994 (linux-sysroot-suffix.h): New target.
1995 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1996 (mspecld-anomaly): Likewise.
1997 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1998 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1999 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2000 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2001 (bfin_si_revision): Declare.
2002 (bfin_workarounds): Declare.
2003 (WA_SPECULATIVE_LOADS): Define.
2004 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2005 (WA_SPECULATIVE_SYNCS): Define.
2006 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2007 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2008 (LIB_SPEC): Add %s to the linker scripts.
2009 Use proper linker script for bf522, bf525, bf527,
2010 bf538, bf539, bf542, bf544, bf548, and bf549.
2011 * config/bfin/bfin.c (bfin_si_revision): Define.
2012 (bfin_workarounds): Define.
2013 (struct bfin_cpu): New.
2015 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2016 (override_options): Set bfin_workarounds.
2017 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2018 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2019 ENABLE_WA_SPECULATIVE_LOADS.
2020 (bfin_reorg): Likewise.
2021 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2022 macros for bf522, bf525, bf527, bf538, bf539,
2023 bf542, bf544, bf548, and bf549.
2024 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2025 Don't define __ID_SHARED_LIB__ when -msep-data.
2026 (TARGET_DEFAULT): Define as 0.
2027 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2028 * doc/invoke.texi (Blackfin Options): Document silicon
2029 revision part of -mcpu option and it now accepts bf522, bf525,
2030 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2032 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2034 * alias.c (memory_modified_1): Deconstify.
2035 (memory_modified_in_insn_p): Don't use const_note_stores.
2036 * rtl.h (const_note_stores): Delete.
2037 * rtlanal.c (const_note_stores): Likewise.
2039 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2041 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2044 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2048 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2049 (addsi_small_int): Likewise.
2050 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2051 (one_cmplsi2): Likewise.
2053 (enter_func): Expand insn using hard_frame_pointer_rtx and
2056 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2057 hard_frame_pointer_rtx instead of using REGNO() check.
2058 Properly sign extend GEN_INT() argument.
2060 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2062 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2064 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2065 alternatives with just jcc.
2066 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2067 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2068 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2069 dbge_hi, dbge_si): Likewise.
2071 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2073 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2074 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2075 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2076 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2077 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2079 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2081 * config/m68k/m68k-devices.def (51qe): New device.
2082 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2083 to all uses of FL_FOR_isa_c for compatibility.
2084 (all_microarchs): Add cfv1 microarchitecture.
2085 (m68k_handle_option): Handle m51qe option.
2086 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2087 (TUNE_CFV1): New macro.
2088 (enum uarch_type): Add ucfv1.
2089 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2091 2007-09-18 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/31863
2094 * tree-ssa-structalias.c (create_variable_info_for): Always
2095 free the fieldstack.
2097 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2099 * opts.c (decode_options): Enable vectorization under -O3.
2101 2007-09-18 Richard Guenther <rguenther@suse.de>
2103 PR tree-optimization/33340
2104 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2105 SSA_NAMEs that occur in abnormal PHI nodes.
2107 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2109 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2110 Don't use const_get_call_expr_in.
2111 * tree-gimple.c (const_get_call_expr_in): Delete.
2112 * tree-gimple.h (const_get_call_expr_in): Likewise.
2114 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2116 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2117 not yet have a basic block.
2118 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2120 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2122 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2123 to both ".section"s.
2125 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2127 * config/mips/mips.c (mips_output_mi_thunk): Use
2128 mips_function_ok_for_sibcall and const_call_insn_operand
2129 to determine if a direct sibcall is allowed. Use
2130 mips_classify_symbol to determine a global pointer is needed.
2132 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2134 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2136 2007-09-17 Chao-ying Fu <fu@mips.com>
2137 Nigel Stephens <nigel@mips.com>
2139 * config/fixed-bit.h: New file.
2140 * config/fixed-bit.c: New file.
2141 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2143 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2145 * c-format.h (format_kind_info): Add alloc_char field.
2146 * c-format.c (scanf_flag_specs): Add 'm'.
2147 (scanf_flag_pairs): Add 'a', 'm' pair.
2148 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2149 (format_types_orig): Add alloc_char fields.
2150 (check_format_info_main): Rename aflag to alloc_flag.
2151 Handle fki->alloc_char. modifier after width and before length
2152 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2153 length modifiers as well.
2154 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2157 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2158 returned by build_call_expr.
2160 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2162 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2163 NULL for variable-sized records too.
2164 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2166 2007-09-17 Tom Tromey <tromey@redhat.com>
2168 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2169 (c_builtin_function): Likewise.
2170 (grokdeclarator): Likewise.
2172 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2174 PR rtl-optimization/26449
2175 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2176 (seq_insns_valid_p): Removed.
2178 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2180 * tree-nomudflap.c (gate_mudflap): New static function.
2181 (pass_mudflap_1): Use it as gate function.
2182 (pass_mudflap_2): Likewise.
2184 2007-09-17 Jan Hubicka <jh@suse.cz>
2188 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2190 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2192 PR tree-optimization/33319
2193 * tree-vect-analyze.c (vect_same_range_drs): New.
2194 (vect_vfa_range_equal): New.
2195 (vect_is_duplicate_ddr): Removed.
2196 (vect_mark_for_runtime_alias_test): Do not perform marking when
2197 optimizing for size or max_param for alias checking is zero.
2198 Move the function before vect_analyze_data_ref_dependence.
2199 (vect_analyze_data_ref_dependence): Add call to
2200 vect_mark_for_runtime_alias_test in two cases when dependence
2202 (vect_analyze_data_ref_dependences): Do not call to
2203 vect_mark_for_runtime_alias_test.
2204 (vect_prune_runtime_alias_test_list): New.
2205 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2206 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2207 Update vec_outside_cost.
2208 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2209 (vect_create_cond_for_alias_checks): Build the base address of data
2210 reference from DR_GROUP_FIRST_DR.
2211 (vect_loop_versioning): New.
2212 (vect_transform_loop): Add a call to vect_loop_versioning.
2213 Remove factored out code.
2215 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2218 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2221 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2223 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2224 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2225 Fix the call to insn_rtx_cost. Skip access sizes that require a
2226 real truncation of the store register. Use convert_move instead
2227 of gen_lowpart when narrowing the result.
2228 (replace_read): Use convert_move instead of gen_lowpart when
2229 narrowing the store rhs.
2231 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2233 * config/mips/mips.md (SHORT): Fix long line.
2234 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2235 to QImode and HImode.
2237 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2239 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2241 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2243 * tree-parloops.c: New file.
2244 * tree-ssa-operands.h (free_stmt_operands): Declare.
2245 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2247 * tree-pass.h (pass_parallelize_loops): Declare.
2248 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2250 (build_omp_regions_1): Allow analysing just a single OMP region and
2252 ( build_omp_regions_root, omp_expand_local): New functions.
2253 (build_omp_regions): Add argument to build_omp_regions_1 call.
2254 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2255 autoparallelization is run.
2256 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2257 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2258 pass_parallelize_loops): New.
2259 * common.opt (ftree-parallelize-loops): New.
2260 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2261 parallelize_loops): Declare.
2262 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2263 * Makefile.in (tree-parloops.o): Added.
2264 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2266 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2267 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2268 one extra edge as well.
2269 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2270 Use VEC_free to free doms vector.
2271 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2272 operands. Recompute operand caches in the new function.
2273 (move_sese_region_to_fn): Update loop info.
2274 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2275 * tree-ssa-operands.c (free_stmt_operands): New function.
2277 * doc/passes.texi: Document autoparallelization.
2278 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2280 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2283 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2286 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2288 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2289 the VEC is not NULL.
2290 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2291 get_vectype_for_scalar_type succeeded.
2292 (vectorizable_conversion): Likewise.
2294 2007-09-14 Jan Hubicka <jh@suse.cz>
2296 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
2299 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
2302 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
2303 register when operands[2] equals operands[1].
2304 (remainderxf3): Ditto.
2306 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
2307 Nigel Stephens <nigel@mips.com>
2309 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
2310 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
2311 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
2313 (_Unwind_ForcedUnwind): Likewise.
2314 (_Unwind_Resume): Likewise.
2315 (_Unwind_Resume_or_Rethrow): Likewise.
2316 (_Unwind_Backtrace): Likewise.
2317 (_Unwind_SjLj_RaiseException): Likewise.
2318 (_Unwind_SjLj_ForcedUnwind): Likewise.
2319 (_Unwind_SjLj_Resume): Likewise.
2320 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
2321 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
2323 (_Unwind_ForcedUnwind): Likewise.
2324 (_Unwind_Resume): Likewise.
2325 (_Unwind_Resume_or_Rethrow): Likewise.
2326 (_Unwind_Backtrace): Likewise.
2327 * unwind-compat.c (_Unwind_Backtrace): Likewise.
2328 (_Unwind_ForcedUnwind): Likewise.
2329 (_Unwind_RaiseException): Likewise.
2330 (_Unwind_Resume): Likewise.
2331 (_Unwind_Resume_or_Rethrow): Likewise.
2333 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
2334 nomips16 mode when IN_LIBGCC2 with hard float.
2336 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
2338 * config/mips/sdemtk.opt: Update to GPLv3.
2339 * config/mips/sdemtk.h: Likewise.
2341 2007-09-14 Nigel Stephens <nigel@mips.com>
2343 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
2344 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
2345 for mipsisa32-*-linux*.
2347 2007-09-14 Nigel Stephens <nigel@mips.com>
2348 David Ung <davidu@mips.com>
2349 Thiemo Seufer <ths@mips.com>
2350 Richard Sandiford <richard@codesourcery.com>
2352 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
2353 * configure.ac: Add a mipssde threading type.
2354 * configure: Regenerate.
2355 * config/mips/sdemtk.h: New file.
2356 * config/mips/t-sdemtk: Likewise.
2357 * config/mips/sdemtk.opt: Likewise.
2358 * gthr-mipssde.h: Likewise.
2359 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
2360 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
2361 (MIPS_ICACHE_SYNC): New macro, split from ...
2362 * config/mips/mips.md (clear_cache): ...here.
2363 * config/mips/mips.c (mips_save_reg_p): Check
2364 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
2365 (build_mips16_function_stub): Use targetm.strip_name_encoding.
2366 (build_mips16_call_stub): Likewise.
2368 2007-09-14 Richard Sandiford <richard@codesourcery.com>
2370 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
2372 2007-09-14 Jakub Jelinek <jakub@redhat.com>
2375 * config/ia64/ia64.c (find_gr_spill): Don't decrement
2376 current_frame_info.n_local_regs. Don't return emitted local
2378 (ia64_compute_frame_size): Improve unwind hack to put
2379 RP, PFS, FP in that order by allowing some of the registers
2380 been already emitted, as long as they are emitted to the
2383 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2385 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
2386 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
2387 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
2389 2007-09-13 Eric Christopher <echristo@apple.com>
2390 Kenneth Zadeck <zadeck@naturalbridge.com>
2392 * dse.c (find_shift_sequence): New function.
2393 (replace_read): Add case to remove read if it requires shift.
2394 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
2396 2007-09-13 Tom Tromey <tromey@redhat.com>
2398 * c-common.c (fname_as_string): Update.
2399 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
2400 (c_lex_one_token): Update. Add 'parser' argument.
2401 (c_parser_simple_asm_expr): Update.
2402 (c_parser_attributes): Update.
2403 (c_parser_asm_statement): Update.
2404 (c_parser_asm_operands): Update.
2405 (c_parser_peek_token): Update.
2406 (c_parser_peek_2nd_token): Update.
2407 * c-lex.c (c_lex_string_translate): Remove.
2408 (c_lex_return_raw_strings): Likewise.
2409 (c_lex_with_flags): Added 'lex_flags' argument.
2410 (lex_string): Added 'translate' argument.
2411 * c-pragma.h (c_lex_with_flags): Update.
2412 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
2413 (C_LEX_STRING_NO_TRANSLATE): New define.
2414 (C_LEX_RAW_STRINGS): Likewise.
2416 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2419 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
2420 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
2421 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
2422 (bfin_init_builtins): Initialize __builtin_bfin_ones,
2423 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
2424 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
2425 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
2426 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
2427 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
2428 (bdesc_1arg): Add __builtin_bfin_ones.
2429 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
2430 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
2431 and __builtin_bfin_csqu_fr16.
2432 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
2433 (ones): New define_insn.
2434 (ssaddhi3_parts): New define_insn.
2435 (sssubhi3_parts): New define_insn.
2436 (flag_mulhi_parts): New define_insn.
2438 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
2440 * common.opt (femit-class-debug-always): Turn off by default.
2442 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2444 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
2445 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
2447 2007-09-13 James E. Wilson <wilson@specifix.com>
2449 PR tree-optimization/33389
2450 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
2451 then set build_loads before returning.
2453 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
2454 David Ung <davidu@mips.com>
2456 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
2457 {d}addiu and a negative immediate such that it works with MIPS16
2460 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
2463 * configure.ac (ld_vers): Support Linux linker.
2464 * configure: Regenerated.
2466 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2467 Sandra Loosemore <sandra@codesourcery.com>
2469 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
2470 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
2471 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
2472 nomips16 into decl attributes.
2473 (TARGET_INSERT_ATTRIBUTES): Override.
2474 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
2475 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
2476 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
2477 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
2478 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
2479 (mips_use_mips16_mode_p): Reimplement as a function that takes
2480 a decl and considers only decl attributes. If the decl is nested
2481 function, use its parent attributes.
2482 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
2483 instead of SYMBOL_REF_MIPS16_FUNC_P.
2484 (mips_set_mips16_mode): Move call to sorry here from old
2485 mips_use_mips16_mode_p.
2486 (mflip_mips16_entry): New structure.
2487 (mflip_mips16_htab): New variable.
2488 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
2489 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
2490 (mips_merge_decl_attributes): New function.
2491 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
2492 Use mips_use_mips16_mode_p.
2493 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
2494 SYMBOL_REF_MIPS16_FUNC_P.
2495 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
2497 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2499 * c-parser.c (c_parser_struct_declaration): Check for a null return.
2501 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2504 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
2506 2007-09-12 Michael Meissner <michael.meissner@amd.com>
2507 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2508 Tony Linthicum <tony.linthicum@amd.com>
2510 * tree.h (function_args_iterator): New type to iterate over
2512 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
2513 function arguments providing a pointer to the argument.
2514 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
2515 function arguments providing the argument.
2516 (function_args_iter_init): Inline function to initialize
2517 function_args_iterator.
2518 (function_args_iter_cond_ptr): Inline function to return the next
2519 pointer to hold the argument.
2520 (function_args_iter_cond): Inline function to return the next
2522 (function_args_iter_cond_next): Advance the function args
2524 (stdarg_p): New function, return true if variable argument
2526 (prototype_p): New function, return true if function is
2528 (function_args_count): New function, count the number of arguments
2531 * tree.c (stdarg_p): New function, return true if variable
2533 (prototype_p): New function, return true if function is
2536 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2537 (TARGET_ROUND): New macro for the round/ptest instructions which
2538 are shared between SSE4.1 and SSE5.
2539 (OPTION_MASK_ISA_ROUND): Ditto.
2540 (OPTION_ISA_ROUND): Ditto.
2541 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2542 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2544 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2545 (-mfused-madd): New switch to give users control over whether the
2546 compiler optimizes to use the multiply/add SSE5 instructions.
2548 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
2549 m_ATHLON_K8_AMDFAM10, and change all uses.
2550 (enum pta_flags): Add PTA_SSE5.
2551 (ix86_handle_option): Turn off 3dnow if -msse5.
2552 (override_options): Add SSE5 support.
2553 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2555 (ix86_expand_sse_movcc): Add SSE5 support.
2556 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2557 vector type to the next largest size.
2558 (ix86_expand_sse5_pack): New function to use pperm to pack a
2559 vector type to the next smallest size.
2560 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2561 (IX86_BUILTIN_FMADDSD): Ditto.
2562 (IX86_BUILTIN_FMADDPS): Ditto.
2563 (IX86_BUILTIN_FMADDPD): Ditto.
2564 (IX86_BUILTIN_FMSUBSS): Ditto.
2565 (IX86_BUILTIN_FMSUBSD): Ditto.
2566 (IX86_BUILTIN_FMSUBPS): Ditto.
2567 (IX86_BUILTIN_FMSUBPD): Ditto.
2568 (IX86_BUILTIN_FNMADDSS): Ditto.
2569 (IX86_BUILTIN_FNMADDSD): Ditto.
2570 (IX86_BUILTIN_FNMADDPS): Ditto.
2571 (IX86_BUILTIN_FNMADDPD): Ditto.
2572 (IX86_BUILTIN_FNMSUBSS): Ditto.
2573 (IX86_BUILTIN_FNMSUBSD): Ditto.
2574 (IX86_BUILTIN_FNMSUBPS): Ditto.
2575 (IX86_BUILTIN_FNMSUBPD): Ditto.
2576 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2577 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2578 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2579 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2580 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2581 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2582 (IX86_BUILTIN_PPERM): Ditto.
2583 (IX86_BUILTIN_PERMPS): Ditto.
2584 (IX86_BUILTIN_PERMPD): Ditto.
2585 (IX86_BUILTIN_PMACSSWW): Ditto.
2586 (IX86_BUILTIN_PMACSWW): Ditto.
2587 (IX86_BUILTIN_PMACSSWD): Ditto.
2588 (IX86_BUILTIN_PMACSWD): Ditto.
2589 (IX86_BUILTIN_PMACSSDD): Ditto.
2590 (IX86_BUILTIN_PMACSDD): Ditto.
2591 (IX86_BUILTIN_PMACSSDQL): Ditto.
2592 (IX86_BUILTIN_PMACSSDQH): Ditto.
2593 (IX86_BUILTIN_PMACSDQL): Ditto.
2594 (IX86_BUILTIN_PMACSDQH): Ditto.
2595 (IX86_BUILTIN_PMADCSSWD): Ditto.
2596 (IX86_BUILTIN_PMADCSWD): Ditto.
2597 (IX86_BUILTIN_PHADDBW): Ditto.
2598 (IX86_BUILTIN_PHADDBD): Ditto.
2599 (IX86_BUILTIN_PHADDBQ): Ditto.
2600 (IX86_BUILTIN_PHADDWD): Ditto.
2601 (IX86_BUILTIN_PHADDWQ): Ditto.
2602 (IX86_BUILTIN_PHADDDQ): Ditto.
2603 (IX86_BUILTIN_PHADDUBW): Ditto.
2604 (IX86_BUILTIN_PHADDUBD): Ditto.
2605 (IX86_BUILTIN_PHADDUBQ): Ditto.
2606 (IX86_BUILTIN_PHADDUWD): Ditto.
2607 (IX86_BUILTIN_PHADDUWQ): Ditto.
2608 (IX86_BUILTIN_PHADDUDQ): Ditto.
2609 (IX86_BUILTIN_PHSUBBW): Ditto.
2610 (IX86_BUILTIN_PHSUBWD): Ditto.
2611 (IX86_BUILTIN_PHSUBDQ): Ditto.
2612 (IX86_BUILTIN_PROTB): Ditto.
2613 (IX86_BUILTIN_PROTW): Ditto.
2614 (IX86_BUILTIN_PROTD): Ditto.
2615 (IX86_BUILTIN_PROTQ): Ditto.
2616 (IX86_BUILTIN_PROTB_IMM): Ditto.
2617 (IX86_BUILTIN_PROTW_IMM): Ditto.
2618 (IX86_BUILTIN_PROTD_IMM): Ditto.
2619 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2620 (IX86_BUILTIN_PSHLB): Ditto.
2621 (IX86_BUILTIN_PSHLW): Ditto.
2622 (IX86_BUILTIN_PSHLD): Ditto.
2623 (IX86_BUILTIN_PSHLQ): Ditto.
2624 (IX86_BUILTIN_PSHAB): Ditto.
2625 (IX86_BUILTIN_PSHAW): Ditto.
2626 (IX86_BUILTIN_PSHAD): Ditto.
2627 (IX86_BUILTIN_PSHAQ): Ditto.
2628 (IX86_BUILTIN_FRCZSS): Ditto.
2629 (IX86_BUILTIN_FRCZSD): Ditto.
2630 (IX86_BUILTIN_FRCZPS): Ditto.
2631 (IX86_BUILTIN_FRCZPD): Ditto.
2632 (IX86_BUILTIN_CVTPH2PS): Ditto.
2633 (IX86_BUILTIN_CVTPS2PH): Ditto.
2634 (IX86_BUILTIN_COMEQSS): Ditto.
2635 (IX86_BUILTIN_COMNESS): Ditto.
2636 (IX86_BUILTIN_COMLTSS): Ditto.
2637 (IX86_BUILTIN_COMLESS): Ditto.
2638 (IX86_BUILTIN_COMGTSS): Ditto.
2639 (IX86_BUILTIN_COMGESS): Ditto.
2640 (IX86_BUILTIN_COMUEQSS): Ditto.
2641 (IX86_BUILTIN_COMUNESS): Ditto.
2642 (IX86_BUILTIN_COMULTSS): Ditto.
2643 (IX86_BUILTIN_COMULESS): Ditto.
2644 (IX86_BUILTIN_COMUGTSS): Ditto.
2645 (IX86_BUILTIN_COMUGESS): Ditto.
2646 (IX86_BUILTIN_COMORDSS): Ditto.
2647 (IX86_BUILTIN_COMUNORDSS): Ditto.
2648 (IX86_BUILTIN_COMFALSESS): Ditto.
2649 (IX86_BUILTIN_COMTRUESS): Ditto.
2650 (IX86_BUILTIN_COMEQSD): Ditto.
2651 (IX86_BUILTIN_COMNESD): Ditto.
2652 (IX86_BUILTIN_COMLTSD): Ditto.
2653 (IX86_BUILTIN_COMLESD): Ditto.
2654 (IX86_BUILTIN_COMGTSD): Ditto.
2655 (IX86_BUILTIN_COMGESD): Ditto.
2656 (IX86_BUILTIN_COMUEQSD): Ditto.
2657 (IX86_BUILTIN_COMUNESD): Ditto.
2658 (IX86_BUILTIN_COMULTSD): Ditto.
2659 (IX86_BUILTIN_COMULESD): Ditto.
2660 (IX86_BUILTIN_COMUGTSD): Ditto.
2661 (IX86_BUILTIN_COMUGESD): Ditto.
2662 (IX86_BUILTIN_COMORDSD): Ditto.
2663 (IX86_BUILTIN_COMUNORDSD): Ditto.
2664 (IX86_BUILTIN_COMFALSESD): Ditto.
2665 (IX86_BUILTIN_COMTRUESD): Ditto.
2666 (IX86_BUILTIN_COMEQPS): Ditto.
2667 (IX86_BUILTIN_COMNEPS): Ditto.
2668 (IX86_BUILTIN_COMLTPS): Ditto.
2669 (IX86_BUILTIN_COMLEPS): Ditto.
2670 (IX86_BUILTIN_COMGTPS): Ditto.
2671 (IX86_BUILTIN_COMGEPS): Ditto.
2672 (IX86_BUILTIN_COMUEQPS): Ditto.
2673 (IX86_BUILTIN_COMUNEPS): Ditto.
2674 (IX86_BUILTIN_COMULTPS): Ditto.
2675 (IX86_BUILTIN_COMULEPS): Ditto.
2676 (IX86_BUILTIN_COMUGTPS): Ditto.
2677 (IX86_BUILTIN_COMUGEPS): Ditto.
2678 (IX86_BUILTIN_COMORDPS): Ditto.
2679 (IX86_BUILTIN_COMUNORDPS): Ditto.
2680 (IX86_BUILTIN_COMFALSEPS): Ditto.
2681 (IX86_BUILTIN_COMTRUEPS): Ditto.
2682 (IX86_BUILTIN_COMEQPD): Ditto.
2683 (IX86_BUILTIN_COMNEPD): Ditto.
2684 (IX86_BUILTIN_COMLTPD): Ditto.
2685 (IX86_BUILTIN_COMLEPD): Ditto.
2686 (IX86_BUILTIN_COMGTPD): Ditto.
2687 (IX86_BUILTIN_COMGEPD): Ditto.
2688 (IX86_BUILTIN_COMUEQPD): Ditto.
2689 (IX86_BUILTIN_COMUNEPD): Ditto.
2690 (IX86_BUILTIN_COMULTPD): Ditto.
2691 (IX86_BUILTIN_COMULEPD): Ditto.
2692 (IX86_BUILTIN_COMUGTPD): Ditto.
2693 (IX86_BUILTIN_COMUGEPD): Ditto.
2694 (IX86_BUILTIN_COMORDPD): Ditto.
2695 (IX86_BUILTIN_COMUNORDPD): Ditto.
2696 (IX86_BUILTIN_COMFALSEPD): Ditto.
2697 (IX86_BUILTIN_COMTRUEPD): Ditto.
2698 (IX86_BUILTIN_PCOMEQUB): Ditto.
2699 (IX86_BUILTIN_PCOMNEUB): Ditto.
2700 (IX86_BUILTIN_PCOMLTUB): Ditto.
2701 (IX86_BUILTIN_PCOMLEUB): Ditto.
2702 (IX86_BUILTIN_PCOMGTUB): Ditto.
2703 (IX86_BUILTIN_PCOMGEUB): Ditto.
2704 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2705 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2706 (IX86_BUILTIN_PCOMEQUW): Ditto.
2707 (IX86_BUILTIN_PCOMNEUW): Ditto.
2708 (IX86_BUILTIN_PCOMLTUW): Ditto.
2709 (IX86_BUILTIN_PCOMLEUW): Ditto.
2710 (IX86_BUILTIN_PCOMGTUW): Ditto.
2711 (IX86_BUILTIN_PCOMGEUW): Ditto.
2712 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2713 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2714 (IX86_BUILTIN_PCOMEQUD): Ditto.
2715 (IX86_BUILTIN_PCOMNEUD): Ditto.
2716 (IX86_BUILTIN_PCOMLTUD): Ditto.
2717 (IX86_BUILTIN_PCOMLEUD): Ditto.
2718 (IX86_BUILTIN_PCOMGTUD): Ditto.
2719 (IX86_BUILTIN_PCOMGEUD): Ditto.
2720 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2721 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2722 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2723 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2724 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2725 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2726 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2727 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2728 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2729 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2730 (IX86_BUILTIN_PCOMEQB): Ditto.
2731 (IX86_BUILTIN_PCOMNEB): Ditto.
2732 (IX86_BUILTIN_PCOMLTB): Ditto.
2733 (IX86_BUILTIN_PCOMLEB): Ditto.
2734 (IX86_BUILTIN_PCOMGTB): Ditto.
2735 (IX86_BUILTIN_PCOMGEB): Ditto.
2736 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2737 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2738 (IX86_BUILTIN_PCOMEQW): Ditto.
2739 (IX86_BUILTIN_PCOMNEW): Ditto.
2740 (IX86_BUILTIN_PCOMLTW): Ditto.
2741 (IX86_BUILTIN_PCOMLEW): Ditto.
2742 (IX86_BUILTIN_PCOMGTW): Ditto.
2743 (IX86_BUILTIN_PCOMGEW): Ditto.
2744 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2745 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2746 (IX86_BUILTIN_PCOMEQD): Ditto.
2747 (IX86_BUILTIN_PCOMNED): Ditto.
2748 (IX86_BUILTIN_PCOMLTD): Ditto.
2749 (IX86_BUILTIN_PCOMLED): Ditto.
2750 (IX86_BUILTIN_PCOMGTD): Ditto.
2751 (IX86_BUILTIN_PCOMGED): Ditto.
2752 (IX86_BUILTIN_PCOMFALSED): Ditto.
2753 (IX86_BUILTIN_PCOMTRUED): Ditto.
2754 (IX86_BUILTIN_PCOMEQQ): Ditto.
2755 (IX86_BUILTIN_PCOMNEQ): Ditto.
2756 (IX86_BUILTIN_PCOMLTQ): Ditto.
2757 (IX86_BUILTIN_PCOMLEQ): Ditto.
2758 (IX86_BUILTIN_PCOMGTQ): Ditto.
2759 (IX86_BUILTIN_PCOMGEQ): Ditto.
2760 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2761 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2762 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2763 OPTION_MASK_ISA_ROUND for instructions that are shared between
2765 (bdesc_2arg): Ditto.
2766 (bdesc_sse_3arg): Ditto.
2767 (enum multi_arg_type): New enum for describing the various SSE5
2768 intrinsic argument types.
2769 (bdesc_multi_arg): New table for SSE5 intrinsics.
2770 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2771 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2773 (ix86_expand_builtin): Add SSE5 intrinsic support.
2774 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2775 operand instructions.
2776 (ix86_expand_sse5_multiple_memory): New function to split the
2777 second memory reference from SSE5 instructions.
2778 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2779 (ix86_return_pops_args): Use stdarg_p to determine if the function
2780 has variable arguments.
2781 (ix86_setup_incoming_varargs): Ditto.
2782 (x86_this_parameter): Ditto.
2784 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2786 (ix86_expand_sse5_pack): Ditto.
2787 (ix86_sse5_valid_op_p): Ditto.
2788 (ix86_expand_sse5_multiple_memory): Ditto.
2790 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2791 constant for SSE5 support.
2792 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2793 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2794 (UNSPEC_SSE5_PERMUTE): Ditto.
2795 (UNSPEC_SSE5_ASHIFT): Ditto.
2796 (UNSPEC_SSE5_LSHIFT): Ditto.
2797 (UNSPEC_FRCZ): Ditto.
2798 (UNSPEC_CVTPH2PS): Ditto.
2799 (UNSPEC_CVTPS2PH): Ditto.
2800 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2802 (COM_FALSE_S): Ditto.
2803 (COM_FALSE_P): Ditto.
2804 (COM_TRUE_S): Ditto.
2805 (COM_TRUE_P): Ditto.
2806 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2807 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2809 (memory attribute): Ditto.
2810 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2811 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2812 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2813 (floor<mode>2): Ditto.
2814 (ceil<mode>2): Ditto.
2815 (btrunc<mode>2): Ditto.
2816 (nearbyintdf2): Ditto.
2817 (nearbyintsf2): Ditto.
2818 (sse_setccsf): Disable if SSE5.
2819 (sse_setccdf): Ditto.
2820 (sse5_setcc<mode>): New support for SSE5 conditional move.
2821 (sse5_pcmov_<mode>): Ditto.
2823 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2825 (SSEMODEF2P): Ditto.
2826 (ssemodesuffixf4): New mode attribute for SSE5.
2827 (ssemodesuffixf2s): Ditto.
2828 (ssemodesuffixf2c): Ditto.
2829 (sserotatemax): Ditto.
2830 (ssescalarmode): Ditto.
2831 (sse_maskcmpv4sf3): Disable if SSE5.
2832 (sse_maskcmpv2df3): Ditto.
2833 (sse_vmmaskcmpv4sf3): Ditto.
2834 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2836 (sse5_vmfmadd<mode>4): Ditto.
2837 (sse5_fmsub<mode>4): Ditto.
2838 (sse5_vmfmsub<mode>4): Ditto.
2839 (sse5_fnmadd<mode>4): Ditto.
2840 (sse5_vmfnmadd<mode>4): Ditto.
2841 (sse5_fnmsub<mode>4): Ditto.
2842 (sse5_vmfnmsub<mode>4): Ditto.
2843 (sse5i_fmadd<mode>4): Ditto.
2844 (sse5i_fmsub<mode>4): Ditto.
2845 (sse5i_fnmadd<mode>4): Ditto.
2846 (sse5i_fnmsub<mode>4): Ditto.
2847 (sse5i_vmfmadd<mode>4): Ditto.
2848 (sse5i_vmfmsub<mode>4): Ditto.
2849 (sse5i_vmfnmadd<mode>4): Ditto.
2850 (sse5i_vmfnmsub<mode>4): Ditto.
2851 (mulv16qi3): Add SSE5 support.
2853 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2854 (sse2_mulv4si3): Disable if SSE5.
2855 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2856 (sse4_1_roundps): Ditto.
2857 (sse4_1_roundsd): Ditto.
2858 (sse4_1_roundss): Ditto.
2859 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2861 (sse_maskcmpsf3): Ditto.
2862 (sse_vmmaskcmpv4sf3): Ditto.
2863 (sse2_maskcmpv2df3): Ditto.
2864 (sse2_maskcmpdf3): Ditto.
2865 (sse2_vmmaskcmpv2df3): Ditto.
2866 (sse2_eq<mode>3): Ditto.
2867 (sse2_gt<mode>3): Ditto.
2868 (sse5_pcmov_<mode>): Add SSE5 support.
2869 (vec_unpacku_hi_v16qi): Ditto.
2870 (vec_unpacks_hi_v16qi): Ditto.
2871 (vec_unpacku_lo_v16qi): Ditto.
2872 (vec_unpacks_lo_v16qi): Ditto.
2873 (vec_unpacku_hi_v8hi): Ditto.
2874 (vec_unpacks_hi_v8hi): Ditto.
2875 (vec_unpacku_lo_v8hi): Ditto.
2876 (vec_unpacks_lo_v8hi): Ditto.
2877 (vec_unpacku_hi_v4si): Ditto.
2878 (vec_unpacks_hi_v4si): Ditto.
2879 (vec_unpacku_lo_v4si): Ditto.
2880 (vec_unpacks_lo_v4si): Ditto.
2881 (sse5_pmacsww): New SSE5 intrinsic insn.
2882 (sse5_pmacssww): Ditto.
2883 (sse5_pmacsdd): Ditto.
2884 (sse5_pmacssdd): Ditto.
2885 (sse5_pmacssdql): Ditto.
2886 (sse5_pmacssdqh): Ditto.
2887 (sse5_pmacsdqh): Ditto.
2888 (sse5_pmacsswd): Ditto.
2889 (sse5_pmacswd): Ditto.
2890 (sse5_pmadcsswd): Ditto.
2891 (sse5_pmadcswd): Ditto.
2892 (sse5_pcmov_<move>): Conditional move support on SSE5.
2893 (sse5_phaddbw): New SSE5 intrinsic insn.
2894 (sse5_phaddbd): Ditto.
2895 (sse5_phaddbq): Ditto.
2896 (sse5_phaddwd): Ditto.
2897 (sse5_phaddwq): Ditto.
2898 (sse5_phadddq): Ditto.
2899 (sse5_phaddubw): Ditto.
2900 (sse5_phaddubd): Ditto.
2901 (sse5_phaddubq): Ditto.
2902 (sse5_phadduwd): Ditto.
2903 (sse5_phadduwq): Ditto.
2904 (sse5_phaddudq): Ditto.
2905 (sse5_phsubbw): Ditto.
2906 (sse5_phsubwd): Ditto.
2907 (sse5_phsubdq): Ditto.
2908 (sse5_pperm): Ditto.
2909 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2910 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2911 (sse5_pperm_sign_v8hi_v4si): Ditto.
2912 (sse5_pperm_zero_v8hi_v4si): Ditto.
2913 (sse5_pperm_sign_v4si_v2di): Ditto.
2914 (sse5_pperm_sign_v4si_v2di): Ditto.
2915 (sse5_pperm_pack_v2di_v4si): Ditto.
2916 (sse5_pperm_pack_v4si_v8hi): Ditto.
2917 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2918 (sse5_perm<mode>): New SSE5 intrinsic insn.
2919 (rotl<mode>3): Ditto.
2920 (sse5_rotl<mode>3): Ditto.
2921 (sse5_ashl<mode>3): Ditto.
2922 (sse5_lshl<mode>3): Ditto.
2923 (sse5_frcz<mode>2): Ditto.
2924 (sse5s_frcz<mode>2): Ditto.
2925 (sse5_cvtph2ps): Ditto.
2926 (sse5_cvtps2ph): Ditto.
2927 (sse5_vmmaskcmp<mode>3): Ditto.
2928 (sse5_com_tf<mode>3): Ditto.
2929 (sse5_maskcmp<mode>3): Ditto.
2930 (sse5_maskcmp_uns<mode>3): Ditto.
2931 (sse5_maskcmp_uns2<mode>3): Ditto.
2932 (sse5_pcom_tf<mode>3): Ditto.
2934 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2936 (sse5_comparison_float_operator): New predicate to match the
2937 comparison operators supported by the SSE5 com instruction.
2938 (ix86_comparison_int_operator): New predicate to match just the
2939 signed int comparisons.
2940 (ix86_comparison_uns_operator): New predicate to match just the
2941 unsigned int comparisons.
2943 * doc/invoke.texi (-msse5): Add documentation.
2944 (-mfused-madd): Ditto.
2946 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2948 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2950 (x86_64-*-*): Ditto.
2952 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2954 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2955 intrinisics for SSE5.
2957 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2960 * config/i386/mmintrin-common.h: New file, to contain common
2961 instructions between SSE4.1 and SSE5.
2963 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2964 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2965 (gen_regparm_prefix): Ditto.
2967 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2968 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2969 prototype_p to determine if a function is prototyped.
2971 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2973 * config/dfp-bit.c (dfp_conversion_exception): New function.
2974 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2975 (DFP_TO_INT): Ditto.
2976 (INT_TO_DFP): Ditto.
2977 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2979 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2982 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2983 before sp restoration even when total_size is 0, but
2984 frame_pointer_needed.
2986 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2988 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2989 (xtensa_copy_incoming_a7): Use start_sequence instead of
2990 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2991 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2992 of the saveregs sequence.
2994 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2996 * c-tree.h (grokfield): Add a "tree *" argument.
2997 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2998 Chain nested decl attributes to it. Don't call decl_attributes here.
2999 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3000 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3001 (grokfield): Take a pointer to the decl's attributes and pass
3002 it to grokdeclarator.
3003 * c-parser.c (c_parser_struct_declaration): Update the calls to
3004 grokfield. Call decl_attributes for anonymous struct and union
3007 2007-09-12 Jan Hubicka <jh@suse.cz>
3009 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3011 2007-09-12 Ira Rosen <irar@il.ibm.com>
3013 PR tree-optimization/32377
3014 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3015 between positive and negative dependence distance using DDR_REVERSED_P.
3017 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3019 PR tree-optimization/33373
3020 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3021 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3023 2007-09-12 Jan Hubicka <jh@suse.cz>
3026 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3029 2007-09-12 Christian Bruel <christian.bruel@st.com>
3031 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3032 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3034 2007-09-12 Ira Rosen <irar@il.ibm.com>
3036 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3037 for oprnd1 if not required.
3038 (vectorizable_operation): Use scalar operand in SLP in case of
3039 shift with scalar argument.
3041 2007-09-12 Ira Rosen <irar@il.ibm.com>
3043 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3046 2007-09-11 James E. Wilson <wilson@specifix.com>
3048 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3049 TARGET_UNWIND_INFO is defined.
3050 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3053 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3055 * config/sh/sh.c (calc_live_regs): Use
3056 current_function_saves_all_registers instead of
3057 current_function_has_nonlocal_label.
3058 (sh_allocate_initial_value): Likewise.
3059 (sh_get_pr_initial_val): Likewise.
3060 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3061 * config/sh/sh.md (load_ra): Likewise.
3063 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3065 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3068 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3069 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3071 2007-09-12 Sa Liu <saliu@de.ibm.com>
3073 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3074 operands to DFmode GE or LE compares.
3076 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3078 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3079 REG_CLASS_NAMES): Add P0REGS.
3080 (REGNO_REG_CLASS): Return it where appropriate.
3081 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3082 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3083 * doc/md.texi (Blackfin family): Document 'q' constraints.
3085 2007-09-11 Steve Kenton <skenton@ou.edu>
3087 * pa/linux-unwind.h: Guard with inhibit_libc.
3088 * pa/hpux-unwind.h: Likewise.
3090 2007-09-11 David Daney <ddaney@avtrex.com>
3092 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3093 * doc/install.texi: Document new --with-llsc and --without-llsc
3095 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3096 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3097 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3099 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3100 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3101 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3102 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3103 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3104 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3105 * config/mips/mips.opt (mllsc): New option.
3106 * config/mips/mips.c (mips_llsc): Define variable.
3107 (mips_handle_option): Handle mllsc option.
3108 (override_options): Set mips_print_operand_punct for '|' and '-'.
3109 (print_operand): Add new %| and %- operand codes.
3110 * config/mips/mips.h (mips_llsc_setting): New enum type.
3111 (mips_llsc): Declare.
3112 (OPTION_DEFAULT_SPECS): Add llsc handling.
3113 (GENERATE_SYNC): New macro.
3114 (GENERATE_LL_SC): New macro.
3115 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3116 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3117 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3118 in %| and %- operand codes.
3120 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3122 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3123 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3125 2007-09-11 Jason Merrill <jason@redhat.com>
3128 * stor-layout.c (layout_decl): Do pack variable size fields.
3130 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3132 * config/m68k/predicates.md (movsi_const0_operand,
3133 non_symbolic_call_operand): New predicates.
3135 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3137 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3138 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3139 CW, CZ, CS, Ap and Ac.
3141 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3142 (constraints.md): New include.
3143 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3144 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3145 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3147 (pushdi): Add split.
3148 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3149 attributes. Split tstsi_internal_68020_cf from it.
3150 (tstsi_internal_68020_cf): New pattern.
3151 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3152 (tst<mode>_cf): Specify attributea.
3153 (cmpsi_cf): Name pattern. Specify attributes.
3154 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3155 (pushexthisi_const): Fix to use alternatives. Specify
3157 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3158 from it. Fix to use alternatives. Specify attributes.
3159 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3160 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3162 (movsf_cf_soft): Specify attributes.
3163 (movdf_cf_soft): Add split.
3164 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3165 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3166 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3167 (truncdfsf2_68881): Name pattern. Specify attributes.
3168 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3169 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3170 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3172 (addsi3_5200): Fix to use alternatives. Specify attributes.
3174 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3175 (subsi3): Add alternative for subq.l. Specify attributes.
3176 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3177 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3179 (umulhisi3): Specify attributes.
3180 (mulhisisi3_z): Name pattern. Specify attributes.
3181 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3182 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3183 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3184 bsetmemqi): Specify attributes.
3185 (bsetmemqi_ext): Name pattern. Specify attributes.
3186 (bclrmemqi): Specify attributes.
3187 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3188 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3190 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3191 pattern. Specify attributes.
3192 (jump): Specify attributes.
3193 (tablejump_internal): Name pattern. Specify attributes.
3194 (call_value): Split into non_symbolic_call_value,
3195 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3196 alternatives. Specify attributes.
3197 (non_symbolic_call_value, symbolic_call_value_jsr,
3198 symbolic_call_value_bsr): New patterns.
3199 (nop, return, unlink, indirect_jump): Specify attributes.
3200 (trap): Fix condition. Specify attributes.
3203 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3204 (override_options): Initialize it. Initialize m68k_sched_cpu.
3205 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3206 (const_method): Make global, rename to m68k_const_method.
3207 (const_int_cost, output_move_const_into_data_reg): Update.
3208 (output_move_double): Parametrize to emit rtl code, rename to
3210 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3211 emit_movsi): New static functions.
3212 (output_move_double): New function with semantics of old
3214 (m68k_emit_move_double): New function.
3215 (m68k_sched_cpu): New variable.
3216 (attr_op_type): New enum.
3217 (sched_guess_p): New variable.
3218 (sched_address_type, sched_operand_type, sched_attr_op_type):
3219 New static functions.
3220 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3221 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3222 (sched_branch_type): New static variable.
3223 (m68k_sched_branch_type): New function.
3224 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3225 (m68k_symbolic_call_var): Declare.
3226 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3227 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3228 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3229 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3232 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3234 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3235 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3236 error if __builtin_va_arg_pack_len () wasn't optimized out during
3238 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3239 with the number of inline's anonymous arguments.
3240 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3242 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3244 * fold-const.c (extract_muldiv_1): Do not simplify
3247 2007-09-11 Jan Hubicka <jh@suse.cz>
3249 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3250 (TARGET_INTER_UNIT_CONVERSIONS): New.
3251 * i386.md (floatsi expanders): Remove redundant check for SImode
3252 source; offload to memory when asked for.
3253 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3254 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3256 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3257 floatsidf2_mixed_memory, floatsidf2_sse_memory
3258 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3259 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3261 2007-09-11 Jan Hubicka <jh@suse.cz>
3263 * toplev.c (process_options): all frontends now do unit-at-a-time.
3264 * cgraphunit.c: update comments.
3265 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3266 * c-decl.c (finish_function): use cgraph_add_new_function.
3267 * function.c (expand_function_end): We are always unit-at-a-time.
3269 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3271 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3272 settings for MIPS16.
3273 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3275 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3277 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3278 SYMBOL_FORCE_TO_MEM constants.
3279 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3280 (mips16_rewrite_pool_refs_info): New structure.
3281 (mips16_rewrite_pool_constant): New function, split out from...
3282 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3283 mips16_rewrite_pool_refs_info structure rather than a pointer
3284 to a constant pool. Force force_to_mem_operands into memory.
3285 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3286 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3287 * config/mips/constraints.md (kf): New constraint.
3288 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3289 (*movsi_mips16): Likewise.
3291 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3292 Nigel Stephens <nigel@mips.com>
3293 David Ung <davidu@mips.com>
3295 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3296 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3297 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
3298 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
3299 (mips_zero_extend_cost): New functions.
3300 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
3301 Use the new functions. Tweak many cost estimates, both here
3302 and in the new subroutines. Return false when the cost of the
3303 operands has not been calculated. Check for *clear_upper32.
3304 Check for floating-point multiply-add, reciprocal and rsqrt
3305 patterns. Handle comparison and rotation codes.
3307 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
3309 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
3311 * config/i386/i386.c (get_dllimport_decl): Don't strip
3314 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3317 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
3318 declarations to top.
3319 (DFP_TO_BFP): Use for either XFmode or TFmode.
3320 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
3322 * config/dfp-bit.h: Include float.h.
3323 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
3324 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
3325 which doesn't mean the same thing.
3326 (BFP_KIND): Use 4 to mean TFmode.
3327 (BFP_FMT): Specify the number of decimal digits based on the
3328 number of mantissa digits.
3329 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
3330 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
3331 (STR_TO_BFP): Use strtold for XFmode or TFmode.
3332 (TFtype): Define if TFmode is supported.
3333 * doc/libgcc.texi (Decimal float library routines): Document
3334 TF conversion functions.
3336 2007-09-10 Chao-ying Fu <fu@mips.com>
3338 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
3339 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3340 (mips_emit_compare): Process fixed-point modes.
3341 (mips_pad_arg_upward): Support fixed-point types.
3342 (override_options): Allow fixed-point modes in accumulators.
3343 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
3344 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
3345 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
3346 (mips_scalar_mode_supported_p): New function to accept fixed-point
3347 modes if the width is not greater than two BITS_PER_WORD.
3348 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3349 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3350 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3351 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3352 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
3354 ("IMODE"): New mode attribute.
3355 (mips-fixed.md): Include.
3356 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
3358 * config/mips/mips-fixed.md: New file.
3360 2007-09-11 Ben Elliston <bje@au.ibm.com>
3362 * config/spu/spu.md: Formatting fixes.
3364 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3366 * config/dfp-bit.c (dfp_unary_func): Delete.
3367 (dfp_unary_op): Delete.
3368 (dfp_binary_op): Use decFloat functions instead of decNumber
3369 functions for binary operations.
3370 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
3371 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
3373 (dfp_compare_op): Use decFloat functions insteadof decNumber
3374 functions for comparisons.
3375 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
3376 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
3378 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
3379 call to dxx_binary_op and decFloat function.
3380 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
3381 calls to dxx_binary_op and decFloat function.
3382 * config/dfp-bit.h: Include decFloat header files.
3383 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
3384 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
3385 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
3386 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
3388 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
3389 Jan Sjodin <jan.sjodin@amd.com>
3391 * tree-vect-analyze.c (vect_analyze_operations): Change
3392 comparison of loop iterations with threshold to less than
3393 or equal to instead of less than. Reduce
3394 min_scalar_loop_bound by one.
3395 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3396 Change prologue and epilogue iterations estimate to vf/2,
3397 when unknown at compile-time. Change versioning guard
3398 cost to taken_branch_cost. If peeling for alignment is
3399 unknown at compile-time, change peel guard costs to one
3400 taken branch and one not-taken branch per peeled loop.
3401 If peeling for alignment is known but number of scalar loop
3402 iterations is unknown at compile-time, change peel guard
3403 costs to one taken branch per peeled loop. Change the cost
3404 model equation to consider vector iterations as the loop
3405 iterations less the prologue and epilogue iterations.
3406 Change outside vector cost check to less than or equal to
3407 zero instead of equal to zero.
3408 (vect_do_peeling_for_loop_bound): Reduce
3409 min_scalar_loop_bound by one.
3410 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
3411 TARG_COND_NOT_TAKEN_BRANCH_COST.
3412 * config/i386/i386.h (processor_costs): Add
3413 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
3414 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
3415 vec_align_load_cost, vect_unalign_load_cost,
3416 vec_store_cost, cond_taken_branch_cost,
3417 cond_not_taken_branch_cost.
3418 Define macros for x86 costs.
3419 * config/i386/i386.c:
3420 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
3421 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
3422 scalar_to_vec_cost, vec_align_load_cost,
3423 vect_unalign_load_cost, vec_store_cost,
3424 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
3425 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
3426 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
3427 core2_cost, generic64_cost, generic32_cost): Set to default
3429 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
3430 (x86_builtin_vectorization_cost): New.
3432 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3433 Ben Elliston <bje@au.ibm.com>
3435 * dfp.c: Include decimal128Local.h;
3436 (dfp_byte_swap): Remove.
3437 (encode_decimal32, decode_decimal32): Don't handle endianness.
3438 (encode_decimal64, decode_decimal64): Ditto.
3439 (encode_decimal128, decode_decimal128): Ditto.
3440 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
3442 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
3444 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
3445 * Makefile.in (DECNUM_H): Add decimal128Local.h.
3447 2007-09-10 David Daney <ddaney@avtrex.com>
3449 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
3451 (memory_barrier): Rewrote as an insn that clobbers memory.
3453 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3455 * config/mips/mips.c (mips_global_pointer): Check
3456 call_really_used_regs instead of call_used_regs.
3457 (mips_save_reg_p): Likewise. Save all call-saved registers
3458 if current_function_saves_all_registers. Fix indentation.
3459 No longer treat $18 as a special case.
3460 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
3462 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3464 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
3465 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
3466 the introductory comment.
3467 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3468 (override_options): Don't test for it.
3469 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3470 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
3471 * config/mips/vr.h: As for config/mips/sde.h.
3473 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3474 Revital Eres <eres@il.ibm.com>
3476 * target.h (struct gcc_target.sched): New field: sms_res_mii.
3477 (struct ddg): Define.
3478 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
3479 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
3480 * config/spu/spu.c: Include ddg.h.
3481 (TARGET_SCHED_SMS_RES_MII): Define.
3482 (spu_sms_res_mii): New function to calculate mii.
3483 * modulo-sched (res_MII): Use it.
3484 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
3486 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3488 * config/s390/s390.c (s390_dump_pool): Create copy of constant
3489 pool entries since they might hold values that must not be shared.
3491 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
3494 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
3495 Use 'N' operand constraint for op2.
3496 (lshr<mode>3): Ditto.
3497 (ashl<mode>3): Ditto.
3498 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
3499 (vec_shr_<mode>): Ditto.
3500 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
3501 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
3503 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3505 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
3506 Change mode macro in the last real_2expN parameter to uppercase.
3508 2007-09-10 Michael Matz <matz@suse.de>
3510 * tree-pass.h (pass_cselim): Declare new pass.
3511 * passes.c (init_optimization_passes): Link in pass_cselim.
3512 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
3513 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
3514 cond_store_replacement.
3515 (condstoretemp): New static variable.
3516 (cond_store_replacement): New function.
3517 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
3518 tree_ssa_phiopt_worker.
3519 (struct name_to_bb): New.
3520 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
3521 nt_init_block, nt_fini_block): New static functions.
3522 (seen_ssa_names, nontrap_set): New static variables.
3523 (gate_cselim, pass_cselim): Define new pass.
3524 * common.opt (ftree-cselim): New flag.
3525 * toplev.c (process_options): Set flag_tree_cselim if required.
3527 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
3529 * simplify-rtx.c (simplify_relational_operation_1): For recent
3530 canonicalization, don't recurse if op1 equals both PLUS arguments.
3532 2007-09-09 David Daney <ddaney@avtrex.com>
3534 * optabs.c (expand_sync_operation): Use plus insn if minus
3536 (expand_sync_fetch_operation): Ditto.
3538 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3540 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
3542 (*floatsisf2_sse_vector): Likewise.
3544 2007-09-09 Krister Walfridsson <cato@df.lth.se>
3546 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3548 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3550 * config/i386/i386.h (ix86_tune_indices): Rename
3551 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
3552 (TARGET_USE_VECTOR_CONVERTS): Updated.
3553 * config/i386/i386.c: Likewise.
3555 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
3556 Nigel Stephens <nigel@mips.com>
3558 * doc/invoke.texi (Overall Options): Add .sx file extension
3559 as a synonym for .S.
3560 * cppspec.c (known_suffixes): Likewise.
3561 * gcc.c (default_compilers): Likewise.
3563 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
3566 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
3567 * simplify-rtx.c (simplify_relational_operation_1): Add the
3568 canonicalization from i386.h.
3569 * doc/md.texi (Canonicalization of Instructions): Document it.
3571 2007-09-09 Jan Hubicka <jh@suse.cz>
3572 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3574 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
3575 (TARGET_USE_VECTOR_CONVERTS): New.
3576 * i386.md: New post-reload splitters for converting SF to DF and DF to
3578 (floatsi* expander): Special case vector conversions.
3579 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
3580 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
3581 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
3582 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3583 Disable when doing vector converts.
3584 (floatsi<mode>2_i387): Disable when
3585 * sse.md (vec_dupv2df): Export.
3586 * i386.c (ix86_tune_features): Enable SSE conversions.
3588 2007-09-09 Richard Guenther <rguenther@suse.de>
3590 * tree-ssa-operands.c (add_virtual_operand): Only mark
3591 stores as has_volatile_ops if alias information is not available.
3593 2007-09-09 Revital Eres <eres@il.ibm.com>
3595 * doc/contrib.texi: Add myself.
3597 2007-09-09 Ira Rosen <irar@il.ibm.com>
3599 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
3600 stmt_vinfo_set_outside_of_loop_cost): New functions.
3601 * tree-vect-transform.c (vect_get_cost_fields): Remove.
3602 (vect_model_simple_cost): Call
3603 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
3604 field instead of calling vect_get_cost_fields.
3605 (vect_model_store_cost, vect_model_load_cost): Likewise.
3607 2007-09-09 Revital Eres <eres@il.ibm.com>
3609 * config/rs6000/rs6000.c (paired_init_builtins): Add const
3610 declaration to bdesc_paired_preds variable.
3611 (paired_expand_builtin): Likewise.
3613 2007-09-09 Revital Eres <eres@il.ibm.com>
3615 * dbgcnt.def (sms_sched_loop): New counter.
3616 * modulo-sched.c: Use sms_sched_loop instead of
3617 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
3618 perform swing modulo scheduling on. Include dbgcnt.h.
3619 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
3620 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
3622 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3624 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
3625 Substitute all uses with ...
3626 (MODEF): New mode iterator.
3628 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
3629 from pre-regalloc define_insn_and_split splitter pattern.
3630 (*fix_trunc<mode>_i387_1): Ditto.
3631 (*fistdi2_1): Ditto.
3632 (*fist<mode>2_1): Ditto.
3633 (frndintxf2_floor): Ditto.
3634 (*fist<mode>2_floor_1): Ditto.
3635 (frndintxf2_ceil): Ditto.
3636 (*fist<mode>2_ceil_1): Ditto.
3637 (frndintxf2_trunc): Ditto.
3638 (frndintxf2_mask_pm): Ditto.
3640 (prologue): Use (const_int 0) as never generated filler insn.
3642 (sibcall_epilogue): Ditto.
3643 (eh_return_si): Ditto.
3644 (eh_return_di): Ditto.
3646 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3647 using MODEF mode iterator.
3648 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3649 using MODEF mode iterator.
3650 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3651 using MODEF mode iterator.
3652 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3653 Macroize expander using MODEF mode iterator.
3655 (zero_extendsidi2): Remove operand constraints from expander.
3656 (smuldi3_highpart): Ditto.
3657 (indirect_jump): Ditto.
3660 * config/i386/sse.md (storentv4sf): Ditto.
3661 (storentv2df): Ditto.
3662 (storentv2di): Ditto.
3664 (sse2_cvtpd2ps): Ditto.
3665 (vec_interleave_highv16qi): Ditto.
3666 (vec_interleave_lowv16qi): Ditto.
3667 (vec_interleave_highv8hi): Ditto.
3668 (vec_interleave_lowv8hi): Ditto.
3669 (vec_interleave_highv4si): Ditto.
3670 (vec_interleave_lowv4si): Ditto.
3671 (vec_interleave_highv2di): Ditto.
3672 (vec_interleave_lowv2di): Ditto.
3673 (sse2_maskmovdqu): Ditto.
3674 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3676 2007-09-09 Ira Rosen <irar@il.ibm.com>
3678 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3679 (struct _slp_tree, struct _slp_instance): Define new data structures
3680 along macros for their access.
3681 (struct _loop_vec_info): Define new fields: strided_stores,
3682 slp_instances, and slp_unrolling_factor along macros for their access.
3683 (enum slp_vect_type): New.
3684 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3686 (STMT_VINFO_STRIDED_ACCESS): New macro.
3687 (vect_free_slp_tree): Declare.
3688 (vectorizable_load): Add an argument of type slp_tree.
3689 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3690 vectorizable_assignment): Likewise.
3691 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3692 Declare (make extern).
3693 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3694 (new_loop_vec_info): Likewise.
3695 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3696 * tree-vect-analyze.c: Include recog.h.
3697 (vect_update_slp_costs_according_to_vf): New.
3698 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3699 functions. For not pure SLP stmts with strided access check that the
3700 group size is power of 2. Update the vectorization factor according to
3701 SLP. Call vect_update_slp_costs_according_to_vf.
3702 (vect_analyze_group_access): New.
3703 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3704 (vect_free_slp_tree): New functions.
3705 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3706 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3707 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3708 vect_detect_hybrid_slp): Likewise.
3709 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3710 and vect_detect_hybrid_slp.
3711 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3712 SLP costs into account.
3713 (vect_get_cost_fields): New function.
3714 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3716 (vect_model_store_cost, vect_model_load_cost): Likewise.
3717 (vect_get_constant_vectors): New function.
3718 (vect_get_slp_vect_defs, vect_get_slp_defs,
3719 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3720 vect_get_vec_defs): Likewise.
3721 (vectorizable_reduction): Don't handle SLP for now.
3722 (vectorizable_call): Don't handle SLP for now. Add argument to
3723 vect_model_simple_cost.
3724 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3725 get SLPed and vectorized defs). Fix indentation and spacing.
3726 (vectorizable_assignment): Handle SLP.
3727 (vectorizable_induction): Don't handle SLP for now.
3728 (vectorizable_operation): Likewise.
3729 (vectorizable_type_demotion): Add argument to
3730 vect_model_simple_cost.
3731 (vectorizable_type_promotion): Likewise.
3732 (vectorizable_store, vectorizable_load): Handle SLP.
3733 (vectorizable_condition): Don't handle SLP for now.
3734 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3735 no SLP transformation required for unsupported cases. Add SLP
3736 argument for supported cases.
3737 (vect_remove_stores): New function.
3738 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3739 (vect_transform_loop): Schedule SLP instances.
3740 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3742 2007-09-09 Andrew Haley <aph@redhat.com>
3744 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3747 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3749 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3750 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3751 Similar for what label_refs can go in the JUMP_TARGET field. Split
3752 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3753 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3754 REG_LABEL when replacing an operand with a LABEL_REF for a
3756 (subst_reloads): When replacing a LABEL_REG with a register,
3757 instead of generating a REG_LABEL note, assert that there already
3758 is one or that the label is a known target for the insn.
3759 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3760 note, check the JUMP_LABEL field. Remove "else" after return.
3761 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3762 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3763 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3764 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3765 insns. Iterate over all notes; don't assume there's only one.
3766 * cse.c (recorded_label_ref): Adjust comment to refer to
3768 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3769 insns, not just NONJUMP_INSN_P.
3770 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3771 isn't a jump target.
3772 * jump.c (rebuild_jump_labels): Adjust head comment.
3773 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3774 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3775 (mark_all_labels): For JUMP_P insns without a target, check if the
3776 the target is noted on the previous nonjump insn.
3777 (mark_jump_label_1): New function, guts from mark_jump_label.
3778 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3779 marking jump target labels.
3780 <case LABEL_REF>: Adjust for whether to generate a
3781 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3782 For 'E' format rtl, iterate in descending element order.
3783 (delete_related_insns): Handle both REG_LABEL_TARGET and
3784 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3785 reference count, delete and fallthrough. Move finding-next-
3786 non-deleted insn last in the function. Look at all INSN_P insns
3787 for REG_LABEL_OPERAND notes.
3788 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3790 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3791 JUMP_LABEL, output the INSN_UID of it.
3792 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3793 and/or REG_LABEL_TARGET.
3794 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3795 with jump.c copy by only adding notes for labels actually
3796 referenced in the insn.
3797 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3798 usage count increment; handle all INSN_P trial insns.
3799 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3801 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3802 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3803 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3805 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3806 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3807 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3808 on all INSN_P insns.
3809 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3810 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3811 REG_LABEL_OPERAND notes.
3812 * reload1.c (calculate_needs_all_insns): Adjust comments.
3813 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3814 * config/alpha/alpha.md (split for load of an address into a
3815 four-insn sequence on Unicos/Mk): Adjust to use
3817 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3819 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3822 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3823 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3824 FOR_BB_INSNS_SAFE instead of for loop.
3825 * cse.c (cse_extended_basic_block): Likewise.
3826 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3827 that the for loop does not invoke NEXT_INSN on a deleted insn.
3828 * function.c (instantiate_virtual_regs): Likewise.
3829 * lower-subreg.c (remove_retval_note): Likewise.
3830 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3832 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3834 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3835 insn, if it's a jump.
3836 (try_redirect_by_replacing_jump): New variable jump_p. Call
3837 tablejump_p before delete_insn_chain.
3838 * reload1.c (reload): New variable next. Make sure that the for
3839 loop does not invoke NEXT_INSN on a deleted insn.
3840 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3841 (delete_output_reload): New variable prev. Make sure the the for
3842 loops do not invoke PREV_INSN on a deleted insn.
3844 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3846 * pa/constraints.md: Remove 'X' from unused letters comment.
3848 2007-09-08 Richard Guenther <rguenther@suse.de>
3850 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3851 computed check stmt_ann->references_memory instead of counting
3854 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3856 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3857 validate_change() in one more case.
3859 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3861 PR tree-optimization/32283
3862 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3863 estimated_loop_iterations.
3864 (determine_use_iv_cost_condition): Decrease cost of expressions
3865 used in iv elimination.
3867 2007-09-08 Richard Guenther <rguenther@suse.de>
3869 * tree-cfg.c (verify_gimple_expr): Avoid building new
3870 pointer types, use TYPE_POINTER_TO if available instead.
3872 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3875 PR rtl-optimization/26449
3876 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3877 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3879 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3880 define_expand. Split insn in split1 pass.
3883 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3885 PR tree-optimization/33301
3886 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3889 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3891 PR tree-optimization/32183
3892 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3894 * tree-ssa-reassoc.c: Include cfgloop.h.
3895 (is_reassociable_op): Add a loop argument and return true only
3897 (linearize_expr): Updated.
3898 (should_break_up_subtract): Likewise.
3899 (linearize_expr_tree): Likewise.
3900 (init_reassoc): Call loop_optimizer_init with
3901 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3902 with CDI_DOMINATORS.
3903 (fini_reassoc): Call loop_optimizer_finalize.
3905 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3907 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3908 if there is no i-cache.
3910 2007-09-07 Richard Guenther <rguenther@suse.de>
3913 2007-09-06 Richard Guenther <rguenther@suse.de>
3915 PR tree-optimization/32586
3916 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3917 folding if nothing changed.
3918 (simplify_unary_expression): New function. Do tree combining
3919 on conversion like codes.
3920 (try_to_simplify): Call it.
3922 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3925 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3926 (__gthread_active,__gthread_start, __gthread_active_init): New.
3927 * gthr-posix95.h: Likewise.
3929 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3931 * function.h (struct function): Rename calls_unwind_init
3932 to saves_all_registers.
3933 (current_function_saves_all_registers): Renamed from
3934 current_function_calls_unwind_init.
3935 * reload1.c (reload): Set current_function_saves_all_registers.
3936 * except.c (expand_builtin_unwind_init): Likewise.
3937 * config/m68k/m68k.c (m68k_save_reg): Use
3938 current_function_saves_all_registers to save pic register.
3940 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3942 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3943 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3945 Reapply reverted changes:
3947 2007-09-06 Jan Hubicka <jh@suse.cz>
3949 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3952 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3954 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3955 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3957 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3959 * optabs.c (expand_float): Convert unsigned integer as signed only
3960 if it provides sufficient accuracy; add mode argument to real_2expN.
3961 (expand_fix): Fix comment typos; extend binary float into mode
3962 wider than destination for converion to unsigned integer; add mode
3963 argument to real_2expN.
3964 * real.c (real_2expN): Add mode argument to special-case decimal
3966 * real.h (real_2expN): Ditto.
3967 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3969 (fixed_from_string): Ditto.
3970 (fixed_to_decimal): Ditto.
3971 (fixed_convert_from_real): Ditto.
3972 (real_convert_from_fixed): Ditto.
3973 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3974 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3975 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3976 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3978 2007-09-07 Diego Novillo <dnovillo@google.com>
3980 * tree-flow.h (const_block_stmt_iterator): Remove.
3981 Update all users to use block_stmt_iterator.
3982 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3983 Update all users to use tree_stmt_iterator.
3985 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3987 * config/mips/mips.c (mips_set_current_function): Temporarily
3988 make this a no-op to fix bootstrap errors, pending rewrite.
3990 2007-09-07 Jan Hubicka <jh@suse.cz>
3992 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3995 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3997 PR tree-optimization/33299
3998 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3999 uses for all relevant loop-exit phis, not just the first.
4001 2007-09-07 Richard Guenther <rguenther@suse.de>
4004 * tree-ssa-operands.c (access_can_touch_variable): An access
4005 of the form (*p)[0] can touch a variable of same size.
4007 2007-09-07 Jan Hubicka <jh@suse.cz>
4009 * passes.c (init_optimization_passes): Add simple dce and addressable
4011 * tree-ssa.c (execute_update_addresses_taken): New function.
4012 (pass_update_address_taken): New.
4013 * tree-ssa-dse.c (execute_simple_dse): New function.
4014 (pass_simple_dse): New.
4015 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4017 2007-09-07 Tobias Burnus <burnus@net-b.de>
4020 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4022 2007-09-07 Richard Guenther <rguenther@suse.de>
4025 2007-09-06 Richard Guenther <rguenther@suse.de>
4027 PR tree-optimization/32586
4028 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4029 folding if nothing changed.
4030 (simplify_unary_expression): New function. Do tree combining
4031 on conversion like codes.
4032 (try_to_simplify): Call it.
4034 2007-09-07 Richard Guenther <rguenther@suse.de>
4035 Uros Bizjak <ubizjak@gmail.com>
4037 PR tree-optimization/32821
4038 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4039 NULL in the call to set_bb_stmt_list.
4041 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4043 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4044 float calls here, rather than leaving some to the caller.
4045 Use call_internal_direct and call_value_internal_direct.
4046 * config/mips/mips.md (call_internal_direct): New pattern.
4047 (call_value_internal_direct): Likewise.
4049 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4051 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4052 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4054 (override_options): Set mips_base_move_loop_invariants.
4056 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4058 * config/mips/mips.opt (mcode-readable=): Move to keep list
4061 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4063 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4064 and -mgpopt options. Adjust the -G documentation to match.
4065 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4066 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4067 function, split out from mips_classify_symbol. Return false for
4068 !TARGET_LOCAL_SDATA.
4069 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4070 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4071 (override_options): Check whether the -mgpopt setting is consistent
4072 with the other flags.
4073 (symbolic_expression_p): Delete.
4074 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4075 and default_elf_select_rtx_section.
4076 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4077 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4078 external data and TARGET_EXTERN_SDATA.
4080 2007-09-07 Tobias Burnus <burnus@net-b.de>
4083 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4085 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4087 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4088 FOR_BB_INSNS_SAFE instead of for loop.
4089 * cse.c (cse_extended_basic_block): Likewise.
4090 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4091 that the for loop does not invoke NEXT_INSN on a deleted insn.
4092 * function.c (instantiate_virtual_regs): Likewise.
4093 * lower-subreg.c (remove_retval_note): Likewise.
4094 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4096 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4098 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4099 insn, if it's a jump.
4100 (try_redirect_by_replacing_jump): New variable jump_p. Call
4101 tablejump_p before delete_insn_chain.
4102 * reload1.c (reload): New variable next. Make sure that the for
4103 loop does not invoke NEXT_INSN on a deleted insn.
4104 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4105 (delete_output_reload): New variable prev. Make sure the the for
4106 loops do not invoke PREV_INSN on a deleted insn.
4108 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4110 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4111 * cgraph.h (rebuild_cgraph_edges): Declare.
4112 * tree-pass.h (pass_expand_omp_ssa): New.
4113 * omp-low.c (find_omp_clause): Export.
4114 (copy_var_decl): Split from omp_copy_decl_2.
4115 (build_omp_barrier): Return the call to emit instead of emitting
4117 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4119 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4120 expand_omp_for_generic, expand_omp_for_static_nochunk,
4121 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4122 Adapted to work on SSA form.
4123 (execute_expand_omp): Do not invalidate dominance information.
4124 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4125 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4126 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4128 (force_gimple_operand): Allow gimplifying code expressions without
4130 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4131 * common.opt (fopenmp-ssa): New.
4132 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4133 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4134 * tree-cfg.c: Include tree-inline.h.
4135 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4136 (replace_by_duplicate_decl, replace_ssa_name,
4137 mark_virtual_ops_in_region): New functions.
4138 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4139 to work on SSA form.
4140 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4141 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4144 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4146 * tree-loop-linear.c: Include obstack.h.
4147 (linear_transform_loops): New obstack lambda_obstack.
4148 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4149 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4150 and free afterwards.
4151 * lambda.h (struct obstack): New forward declaration.
4152 (lambda_linear_expression_new): New parameter of type struct
4154 (lambda_loopnest_new): Likewise.
4155 (lambda_loopnest_transform): Likewise.
4156 (lambda_body_vector_new): Likewise.
4157 (lambda_body_vector_compute_new): Likewise.
4158 (gcc_loopnest_to_lambda_loopnest): Likewise.
4159 (lambda_loopnest_to_gcc_loopnest): Likewise.
4160 * lambda-code.c: Include obstack.h.
4161 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4163 (lambda_body_vector_new): Likewise.
4164 (lambda_linear_expression_new): Likewise.
4165 (lambda_lattice_new): Likewise.
4166 (lambda_loopnest_new): Likewise. Additionally use obstack to
4167 allocate LN_LOOPS(ret).
4168 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4169 it to lambda_lattice_new.
4170 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4171 Pass it to lambda_body_vector_new.
4172 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4173 it to lambda_lattice_new.
4174 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4175 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4176 (lambda_compute_target_space): Likewise.
4177 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4178 Pass it to lambda_lattice_compute_base and
4179 compute_nest_using_fourieer_motzkin.
4180 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4181 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4182 and lambda_lattice_compute_target_space.
4183 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4184 Pass it to lambda_linear_expression_new.
4185 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4186 to gcc_tree_to_linear_expression.
4187 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4188 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4189 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4190 Pass it to lambda_body_vector_new and
4191 lambda_body_vector_compute_new.
4192 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4193 (lambda-code.o): Likewise.
4195 2007-09-06 Chao-ying Fu <fu@mips.com>
4197 * ginclude/stdfix.h: New file.
4198 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4199 (convert.o): Add dependence on fixed-value.h.
4200 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4201 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4202 to define fixed-point constants.
4203 (c_cpp_builtins): Define fixed-point constants.
4204 * convert.c (fixed-value.h): New include.
4205 (convert_to_real): Update comment to include fixed-point.
4206 Support FIXED_POINT_TYPE.
4207 (convert_to_integer): Update comment to include fixed-point.
4208 Support FIXED_POINT_TYPE.
4209 (convert_to_complex): Support FIXED_POINT_TYPE.
4210 (convert_to_fixed): New function.
4211 * convert.h (convert_to_fixed): Declare.
4212 * genopinit.c: Add comment about $Q for only fixed-point modes.
4213 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4214 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4215 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4216 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4217 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4218 usneg_optab for fixed-point modes.
4219 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4221 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4222 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4223 unsigned saturation optabs, when type is saturating.
4224 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4225 (expand_fixed_convert): New function.
4226 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4227 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4228 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4229 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4230 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4231 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4233 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4234 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4235 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4236 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4237 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4239 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4240 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4241 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4242 fractuns, satfractuns.
4243 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4244 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4245 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4246 OTI_ssmsub_widen, OTI_usmsub_widen.
4247 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4248 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4249 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4250 umsub_widen_optab, usmsub_widen_optab): Define.
4251 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4253 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4255 (expand_fixed_convert): Declare.
4256 * expr.c (convert_move): Support the move of fixed-point modes.
4257 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4258 (categorize_ctor_elements_1): Handle FIXED_CST.
4259 (count_type_elements): Handle FIXED_POINT_TYPE.
4260 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4261 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4263 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4264 multiply and add/subtract for fixed-point types.
4265 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4266 mode, we jump to binop directly.
4267 Support FIXED_CONVERT_EXPR.
4268 (do_store_flag): Check FIXED_CST to put a constant second.
4269 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4270 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4271 (const_vector_from_tree): Support FIXED_CST.
4272 * doc/extend.texi (Fixed-Point): New node.
4273 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4274 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4275 satfract, fractuns, satfractuns): Document them.
4277 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4279 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4280 addresses into I registers.
4282 2007-09-06 Jan Hubicka <jh@suse.cz>
4283 Andreas Tobler <a.tobler@schweiz.org>
4285 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4287 (machopic_legitimize_pic_address): Likewise.
4289 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4290 Jan Hubicka <jh@suse.cz>
4292 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4293 instead of ufloat_optab->handlers directly.
4294 (floatdidf2): Likewise.
4296 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
4298 * config/mips/mips.c: Include diagnostic.h.
4299 (mips_set_current_function): Check errorcount and sorrycount
4300 before generating RTL.
4302 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4305 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
4306 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
4307 (print_operand_reloc): Likewise.
4309 2007-09-06 Janis Johnson <janis187@us.ibm.com>
4313 2007-09-06 Jan Hubicka <jh@suse.cz>
4315 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4318 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4320 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4321 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4323 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4325 * optabs.c (expand_float): Convert unsigned integer as signed only
4326 if it provides sufficient accuracy; add mode argument to real_2expN.
4327 (expand_fix): Fix comment typos; extend binary float into mode
4328 wider than destination for converion to unsigned integer; add mode
4329 argument to real_2expN.
4330 * real.c (real_2expN): Add mode argument to special-case decimal
4332 * real.h (real_2expN): Ditto.
4333 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4335 (fixed_from_string): Ditto.
4336 (fixed_to_decimal): Ditto.
4337 (fixed_convert_from_real): Ditto.
4338 (real_convert_from_fixed): Ditto.
4339 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4340 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4341 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4342 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4344 2007-09-06 Tom Tromey <tromey@redhat.com>
4346 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
4347 * c-pch.c (c_common_read_pch): Restore current location after
4349 * tree.c (expand_location): Update.
4350 (expr_filename): Changed return type. Unified the two cases.
4351 (expr_lineno): Likewise.
4352 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
4354 * toplev.c (line_table): Changed type.
4355 (general_init): Update.
4356 (realloc_for_line_map): New function.
4357 (general_init): Allocate line_table using GC.
4358 * fix-header.c (line_table): Changed type.
4359 (read_scan_file): Update.
4360 (read_scan_file): Update.
4361 * c-ppoutput.c (maybe_print_line): Update.
4362 (print_line): Update.
4363 (cb_line_change): Update.
4364 (cb_define): Update.
4365 (pp_file_change): Update.
4366 * c-opts.c (c_common_init_options): Update.
4367 (finish_options): Update.
4368 (push_command_line_include): Update.
4369 * c-lex.c (cb_line_change): Update.
4370 (cb_def_pragma): Update.
4371 (cb_define): Update.
4373 (c_lex_with_flags): Use cpp_get_token_with_location.
4374 * input.h (line_table): Changed type.
4375 (location_from_locus): New macro.
4376 * tree.h (EXPR_FILENAME): No longer an lvalue.
4377 (EXPR_LINENO): Likewise.
4378 (expr_locus, set_expr_locus): Declare separately for
4379 USE_MAPPED_LOCATION.
4380 (expr_filename, expr_lineno): Changed return type.
4381 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
4382 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
4383 (expand_gimple_basic_block): Likewise.
4384 * final.c (final_scan_insn): Use expanded_location.
4386 2007-09-06 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/32586
4389 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4390 folding if nothing changed.
4391 (simplify_unary_expression): New function. Do tree combining
4392 on conversion like codes.
4393 (try_to_simplify): Call it.
4394 * builtins.c (fold_builtin_cexp): Fold the built expressions.
4395 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
4397 2007-09-06 Jan Hubicka <jh@suse.cz>
4400 * cse.c (fold_rtx): Avoid invalid sharing.
4402 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4404 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4405 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4407 2007-09-06 Revital Eres <eres@il.ibm.com>
4409 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4410 Fix offsettable memory reference for 750CL.
4412 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
4414 * reload.c (find_reloads_address_1): Try to preserve original
4415 base/index regclass of operands.
4416 * regrename.c (scan_rtx_address): Likewise.
4417 (replace_oldest_value_addr): Likewise.
4419 2007-09-06 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/33302
4422 * domwalk.c (walk_dominator_tree): The exit block is
4423 interesting even if it is not reachable.
4425 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4428 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
4430 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
4432 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
4435 2007-09-05 Ian Lance Taylor <iant@google.com>
4437 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
4439 (dump_generic_node): Likewise.
4440 * print-rtl.c (print_decl_name): Likewise.
4441 * print-tree.c (print_node_brief): Likewise.
4442 (print_node): Likewise.
4443 * Makefile.in (RTL_BASE_H): Add alias.h.
4446 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
4448 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
4450 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
4451 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
4453 2007-09-06 Jie Zhang <jie.zhang@analog.com>
4455 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
4456 (tm_defines): Define UCLIBC_DEFAULT to 1.
4457 (extra_options): Add linux.opt.
4458 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4459 (CRT_CALL_STATIC_FUNCTION): Likewise.
4460 (NO_IMPLICIT_EXTERN_C): Likewise.
4461 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4462 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
4463 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4464 (ENDFILE_SPEC): Don't define.
4465 (LIB_SPEC): Likewise.
4466 (CRT_CALL_STATIC_FUNCTION): Likewise.
4467 (NO_IMPLICIT_EXTERN_C): Likewise.
4468 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
4469 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4471 2007-09-06 Jan Hubicka <jh@suse.cz>
4473 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4476 2007-09-06 Jan Hubicka <jh@suse.cz>
4478 * opts.c (common_handle_option): Enable inlining functions for
4481 2007-09-06 Jakub Jelinek <jakub@redhat.com>
4483 * builtin-attrs.def (ATTR_NONNULL_3): New.
4484 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
4485 ATTR_NOTHROW_NONNULL_##FA.
4486 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
4487 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
4488 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
4489 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
4490 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
4491 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
4492 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
4494 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
4495 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
4496 ATTR_FORMAT_NOTHROW_3_4): Remove.
4497 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
4498 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
4499 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
4500 instead of ATTR_FORMAT_*_*.
4502 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
4504 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
4505 parts re-used for REG_FRAME_RELATED_EXPR.
4507 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4509 * optabs.c (expand_float): Convert unsigned integer as signed only
4510 if it provides sufficient accuracy; add mode argument to real_2expN.
4511 (expand_fix): Fix comment typos; extend binary float into mode
4512 wider than destination for converion to unsigned integer; add mode
4513 argument to real_2expN.
4514 * real.c (real_2expN): Add mode argument to special-case decimal
4516 * real.h (real_2expN): Ditto.
4517 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4519 (fixed_from_string): Ditto.
4520 (fixed_to_decimal): Ditto.
4521 (fixed_convert_from_real): Ditto.
4522 (real_convert_from_fixed): Ditto.
4523 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4524 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4525 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4526 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4528 2007-09-05 Ian Lance Taylor <iant@google.com>
4530 * init-regs.c (initialize_uninitialized_regs): Call
4531 emit_insn_before rather than add_insn_before.
4533 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4535 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
4536 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
4537 * tree-inline.h (copy_body_data): Add call_expr field.
4538 * tree-inline.c (expand_call_inline): Initialize call_expr.
4539 (copy_bb): Append anonymous inline fn arguments to arguments
4540 when inlining a CALL_EXPR_VA_ARG_PACK call.
4541 * builtins.c (expand_builtin): Issue an error if
4542 BUILT_IN_VA_ARG_PACK is seen during expand.
4543 (fold_call_expr, fold_builtin_call_array): Don't fold
4544 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
4545 __builtin_va_arg_pack () call as last argument.
4546 * gimplify.c (gimplify_call_expr): If last argument to a vararg
4547 function is __builtin_va_arg_pack (), decrease number of call
4548 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
4549 * expr.c (expand_expr_real_1): Issue an error if
4550 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
4551 * tree-pretty-print.c (dump_generic_node): Handle printing
4552 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
4553 * doc/extend.texi (__builtin_va_arg_pack): Document.
4555 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
4557 PR tree-optimization/21513
4558 * builtins.c (build_builtin_expect_predicate): New function.
4559 (fold_builtin_expect): Add argument for expected value.
4560 Distribute __builtin_expect over short-circuiting operations.
4561 Fold nested builtin_expects.
4562 (fold_builtin_2): Adjust call to fold_builtin_expect.
4564 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
4567 PR tree-optimization/13756
4568 * doc/invoke.texi (Options That Control Optimization): Document
4571 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
4573 * gcc/config/i386/cpuid.h: New file.
4574 * gcc/config/i386/driver-i386.c: Include cpuid.h.
4575 (describe_cache): Shrink size and line strings to 100 bytes.
4576 (detect_caches_amd): Return "" for unsupported max_ext_level.
4577 Use __cpuid function.
4578 (detect_caches_intel): Return "" for unsupported max_level.
4579 Use __cpuid function.
4580 (host_detect_local_cpu): Change feature flag variables to
4581 unsigned int. Initialize only extended feature flag variables.
4582 Use __get_cpuid_max to determine max supported cpuid level.
4583 Use __cpuid function to determine supported features. Fix
4584 calculation of family id. Remove is_amd and check signature
4585 directly. Check for Geode signature. Handle family 4 id.
4586 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
4587 cpu discovery code to lower part of the function.
4588 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
4589 for sub-architecture.
4590 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
4591 [PROCESSOR_K8]: Add k8-sse3 architecture.
4592 [PROCESSOR_NOCONA]: Remove.
4593 [PROCESSOR_GENERIC64]: Ditto.
4594 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
4595 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
4596 to check for SSE and FXSAVE support.
4597 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
4598 Add -minline-all-stringops.
4599 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
4600 (x86_64-*-*): Ditto.
4602 2007-09-05 Jie Zhang <jie.zhang@analog.com>
4604 * config/bfin/linux-unwind.h: New file.
4605 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
4606 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
4608 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4610 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
4611 * stmt.c: Include alloc-pool.h.
4612 (struct case_node): Remove GTY marker.
4613 (add_case_node): New parameter case_node_pool. Use it for
4615 (expand_case): New allocation pool case_node_pool. Initialize it,
4616 pass to add_case_node and free it.
4618 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4619 David Ung <davidu@mips.com>
4620 Nigel Stephens <nigel@mips.com>
4622 Add mips16/nomips16 function attributes and -mflip-mips16 option
4623 for testing mixed-mode compilation.
4625 * config/mips/mips.opt (mflip-mips16): New.
4627 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
4628 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
4630 * config/mips/mips.c (mips_base_target_flags): New.
4631 (mips_base_mips16): New.
4632 (mips_base_schedule_insns): New.
4633 (mips_base_reorder_blocks_and_partition): New.
4634 (mips_base_align_loops): New.
4635 (mips_base_align_jumps): New.
4636 (mips_base_align_functions): New.
4637 (mips16_flipper): New.
4638 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4639 (TARGET_SET_CURRENT_FUNCTION): Define.
4640 (mips_mips16_type_p, mips_nomips16_type_p): New.
4641 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4642 (mips_function_ok_for_sibcall): Make it deal with functions with
4644 (mips_init_split_addresses): New, split out from override_options.
4645 (mips_init_relocs): New, split out from override_options.
4646 (was_mips16_p): New.
4647 (mips_set_mips16_mode): New, split out from override_options.
4648 (mips_set_current_function): New.
4649 (override_options): Add sorry for unsupported mips16/pic
4650 combination. Remove error for mips16/dsp combination. Save
4651 base option settings.
4652 (mips_file_start): Move mips16 mode setting output from here....
4653 (mips_output_function_prologue): ....to here.
4654 (mips_output_mi_thunk): Check for mips16 function.
4655 (build_mips16_function_stub): Don't set .mips16 here.
4656 (build_mips16_call_stub): Likewise.
4657 (mips_expand_builtin): Error in mips16 mode.
4658 (mips_use_mips16_mode_p): New.
4659 (mips_encode_section_info): Check for mips16 function, and set
4660 SYMBOL_REF_FLAGS accordingly.
4662 * doc/extend.texi (Function Attributes): Document new
4663 mips16/nomips16 attributes.
4664 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4665 (MIPS Options): Document -mflip-mips16.
4667 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4669 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4670 if we encounter TLS address in MIPS16 mode.
4671 (mips_legitimize_const_move): Check cannot_force_const_mem for
4672 the (const (plus symbol offset)) case; this forces invalid TLS
4673 address in MIPS16 mode to be caught by the above call to sorry.
4674 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4675 because that now enables emutls, which is not ABI compatible
4676 with native TLS in non-MIPS16 mode.
4678 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4680 Add target hook invoked when cfun changes.
4682 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4683 * target.h (struct gcc_target): Add set_current_function.
4684 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4685 (TARGET_INITIALIZER): Add initializer for set_current_function.
4686 * tree.h (push_struct_function): New.
4687 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4689 (set_cfun): Declare.
4690 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4692 (push_function_context_to): Use allocate_struct_function
4693 to create null context, not init_dummy_function_start. Use set_cfun.
4694 (pop_function_context_from): Use set_cfun.
4695 (in_dummy_function): New.
4696 (invoke_set_current_function_hook): New.
4698 (push_cfun, pop_cfun): Use set_cfun.
4699 (push_struct_function): New.
4700 (allocate_struct_function): Call invoke_set_current_function_hook
4702 (prepare_function_start): Don't set cfun here. Remove unused
4703 argument; fix all callers.
4704 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4705 push_struct_function.
4706 (init_function_start): Set cfun here.
4707 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4708 * omp-low.c (create_omp_child_function): Use push_struct_function
4709 and pop_cfun to save/restore state.
4710 (expand_omp_parallel): Remove unused saved_cfun variable.
4711 * cgraphunit.c (ipa_passes): Use set_cfun.
4712 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4713 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4714 * matrix-reorg.c (transform_allocation_sites): Likewise.
4715 (matrix_reorg): Use set_cfun.
4716 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4717 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4718 assignment to cfun; use set_cfun for the other.
4719 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4720 (dump_function_to_file): Use push_cfun/pop_cfun here.
4721 * c-decl.c (finish_function): Use set_cfun.
4723 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4725 * regrename.c (rerename_optimize): Use deferred rescanning and
4726 insert explicit calls to rescan insns when changed.
4728 2007-09-05 Jan Hubicka <jh@suse.cz>
4730 * optabs.c (libfunc_entry): Change optab to integer.
4731 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4732 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4733 of pointers for hashing.
4735 2007-09-05 Jan Hubicka <jh@suse.cz>
4737 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4739 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4740 * see.c (pass_see): Likewise.
4741 * tracer.c (pass_tracer): Likewise.
4742 * postreload-gcse.c (pass_gcse2): Likewise.
4743 * postreload.c (pass_postreload_cse): Likewise.
4744 * mode-switching.c (pass_mode_switching): Likewise.
4745 * modulo-sched.c (pass_sms): Likewise.
4746 * cse.c (cse_insn): Likewise.
4747 * web.c (pass_web): Likweise.
4748 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4749 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4750 * loop-init.c (pass_rtl_loop_init): Likewise.
4751 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4752 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4753 * global.c (pass_global_alloc): Likewise.
4754 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4755 pass_if_after_reload): Likewise.
4756 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4757 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4758 * regmove.c (pass_regmove): Likewise.
4759 * function.c (pass_thread_prologugues_epilogues): Likewise.
4760 * gcse.c (pass_gcse): Likewise.
4761 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4762 * lower-subreg.c (pass_lower_subreg2): Likewise.
4763 * bt-load.c (pass_branch_target_load): Likewise.
4764 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4765 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4766 * combine.c (pass_combine): Likewise.
4767 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4768 (pass_partition_blocks): Likewise.
4769 * var-tracking.c (pass_variable_track): Likewise.
4770 * reg-stack.c (pass_stack_regs_run): Likewise.
4771 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4772 * passes.c (pass_postreload): Likewise.
4773 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4774 * tree-pass.h (TODO_verify_rtl_sharing): New.
4775 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4776 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4777 TODO_set_props, TODO_df_finish, TODO_df_verify,
4778 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4780 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4783 fold_real_zero_addition_p, reorder_operands_p,
4784 div_if_zero_remainder, fold_undefer_overflow_warnings,
4785 int_binop_types_match_p, fold_convert_const_int_from_int,
4786 fold_convert_const_int_from_real,
4787 fold_convert_const_int_from_fixed,
4788 fold_convert_const_real_from_real,
4789 fold_convert_const_real_from_fixed,
4790 fold_convert_const_fixed_from_fixed,
4791 fold_convert_const_fixed_from_int,
4792 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4793 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4794 debug_fold_checksum, multiple_of_p): Constify.
4795 * tree-flow-inline.h (get_lineno): Likewise.
4796 * tree-flow.h (get_lineno): Likewise.
4797 * tree-object-size.c (compute_object_offset, addr_object_size,
4798 alloc_object_size, pass_through_call): Likewise.
4799 * tree-pretty-print.c (op_symbol, print_call_name,
4800 print_struct_decl, do_niy): Likewise.
4801 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4802 debug_fold_checksum): Likewise.
4804 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4807 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4808 note, remove the associated REG_RETVAL note.
4810 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4812 * config.gcc (powerpc*-*-*): Install
4813 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4814 * config/rs6000/spu2vmx.h: New header.
4815 * config/rs6000/si2vmx.h: New header.
4816 * config/rs6000/vec_types.h: New header.
4818 2007-09-05 Ben Elliston <bje@au.ibm.com>
4820 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4822 2007-09-05 Ben Elliston <bje@au.ibm.com>
4824 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4826 (__stdcx): Make asm volatile.
4827 (__stwcx, __stdcx): Return only 0 or 1.
4829 2007-09-05 Jan Hubicka <jh@suse.cz>
4833 2007-09-04 Jan Hubicka <jh@suse.cz>
4834 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4836 2007-09-04 Richard Guenther <rguenther@suse.de>
4837 * tree-ssa-operands.c (add_virtual_operand): Only mark
4838 stores as has_volatile_ops if alias information is not available.
4840 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4842 * config/rs6000/tramp.asm: Include config.h.
4843 Check __PIC__ or __pic__ macro instead of SHARED.
4845 PR rtl-optimization/32300
4846 * see.c (see_copy_insn): New function.
4847 (see_def_extension_not_merged, see_merge_one_use_extension,
4848 see_merge_one_def_extension): Use it. Avoid changing
4849 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4850 into sequences. Call df_insn_delete on temporary insns
4851 that won't be emitted into the insn stream.
4852 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4853 and run df_process_deferred_rescans () before run_fast_dce.
4855 PR tree-optimization/33017
4856 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4857 recurse for pure or const function calls.
4859 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4861 * c-format.c: Include alloc-pool.h.
4862 (check_format_info_main): New argument fwt_alloc. Use allocation
4863 pool instead of GC. Remove GC deallocation code.
4864 (check_format_arg): Create allocation pool, pass it to
4865 check_format_info_main and free it afterwards.
4866 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4868 2007-09-05 Ben Elliston <bje@au.ibm.com>
4870 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4871 Rename count macro arugment for clarity.
4872 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4873 (__protected_stream_set): Likewise, pass 0.
4875 2007-09-04 Jan Hubicka <jh@suse.cz>
4877 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4879 2007-09-04 Jan Hubicka <jh@suse.cz>
4881 * invoke.texi (-finline-small-functions): Document.
4882 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4883 when deciding what is inlinable.
4884 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4885 (cgraph_decide_inlining_of_small_function): Handle new flags.
4886 (cgraph_decide_inlining_incrementally): Likewise.
4887 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4888 * common.opt (finline-small-functions): New.
4889 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4891 2007-09-04 Richard Guenther <rguenther@suse.de>
4893 * tree-ssa-operands.c (add_virtual_operand): Only mark
4894 stores as has_volatile_ops if alias information is not available.
4896 2007-09-04 Andrew Haley <aph@redhat.com>
4898 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4900 2007-09-04 Andrew Haley <aph@redhat.com>
4902 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4903 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4904 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4906 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4909 * common.opt: Mention ABI version 2 in comment.
4911 2007-09-04 Jan Hubicka <jh@suse.cz>
4913 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4914 (libfunc_entry): New structure.
4915 (libfunc_hash): New hashtable.
4916 (hash_libfunc): New function.
4917 (eq_libfunc): New function.
4918 (convert_optab_libfunc): New function.
4919 (optab_libfunc): New function.
4920 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4921 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4922 expand_float, expand_fix, new_optab, new_convert_optab):
4923 Update for new libfunc API.
4924 (init_libfunc, init_integral_libfuncs,
4925 init_floating_libfuncs, init_interclass_conv_libfuncs
4926 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4927 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4928 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4929 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4930 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4931 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4932 gen_extend_conv_libfunc): New.
4933 (init_one_libfunc): Revamp for hashtables.
4934 (set_conv_libfunc): Likewise.
4935 (init_optabs): Initialize hashtable; use lazy initialization where
4937 * optabs.h (optab_handlers): Move out of GGC.
4938 (optab, convert_optab): Move out of GGC; add lazy gen info.
4939 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4940 (optab_libfunc, convert_optab_libfunc): New.
4941 * builtins.c (expand_builtin_powi): Update for new API.
4942 * expr.c (convert_move): Likewise.
4943 * expmed.c (expand_divmod): Likewise.
4945 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4947 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4948 GOT pointer only if there is a constant pool. Use the allocated space
4951 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4953 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4956 2007-09-04 Revital Eres <eres@il.ibm.com>
4957 Richard Guenther <rguenther@suse.de>
4958 R. Clint Whaley <whaley@cs.utsa.edu>
4960 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4962 * tree-tailcall.c (process_assignment): Use -fassociative-math
4963 when reodering operands of floating-point type.
4964 * fold-const.c (fold_comparison, fold_binary): Use
4965 -fassociative-math and -freciprocal-math instead of
4966 -funsafe-math-optimization flag.
4967 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4968 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4969 -freciprocal-math instead of -funsafe-math-optimizations.
4970 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4971 -fassociative-math when -ffast-math is set.
4972 (set_unsafe_math_optimizations_flags): New Function
4973 to set -freciprocal-math and -fassociative-math when
4974 -funsafe-math-optimizations is set.
4975 (common_handle_option): Call it.
4976 * tree-vectorizer.c (vect_is_simple_reduction): Use
4977 -fassociative-math when doing reduction on floats.
4978 * loop-unroll.c (analyze_insn_to_expand_var): Use
4979 -fassociative-math when expanding an accumulator of type float.
4980 * simplify-rtx.c (simplify_binary_operation_1): Use
4981 -fassociative-math and -freciprocal-math when reordeing operands
4982 of floating-point type.
4983 * combine.c (combine_simplify_rtx): Likewise.
4984 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4986 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4988 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4991 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4993 2007-09-04 Jan Hubicka <jh@suse.cz>
4995 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4997 2007-09-04 Jan Hubicka <jh@suse.cz>
4999 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5000 and corresponding MATCH_DUP.
5002 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5005 * combine.c (subst): Do not try to simplify X if it represents load
5006 of FP constant from the constant pool via float extension.
5008 2007-09-04 Ben Elliston <bje@au.ibm.com>
5010 * c-opts.c: Include "tm_p.h".
5011 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5013 2007-09-04 Richard Guenther <rguenther@suse.de>
5015 PR tree-optimization/33291
5016 * tree-pretty-print.c (dump_generic_node): Dump all
5017 qualifiers for pointer types, not only first. Dump
5018 qualifiers for aggregate types as well.
5019 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5020 use the canonical type for building ARRAY_REFs.
5021 * gimplify.c (canonicalize_addr_expr): Clean up. The
5022 correct validness check is compatibility of the pointer
5023 types. Always use the canonical type for building
5024 ARRAY_REFs and ADDR_EXPRs.
5025 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5026 change that disabled propagation of ADDR_EXPRs into statements
5029 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5031 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5032 (umulsi3_highpart): Make into expanders; existing insns are
5033 now named *[insn]_nov6. Add stars to existing [insn]_v6
5034 counterparts' names.
5036 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5038 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5039 (unprotoize.o): Remove SHLIB_MULTILIB.
5041 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5043 * doc/extend.texi: Document progmem attribute for AVR.
5045 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5048 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5050 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5052 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5055 * optabs.c: Remove unnecessary forward declarations.
5056 (expand_unop_direct): New, broken out of expand_unop.
5057 (expand_doubleword_clz): New.
5058 (expand_ctz): Move above expand_ffs. Use
5059 start_sequence, end_sequence, add_equal_note, and
5060 expand_unop_direct. Add more commentary.
5061 (expand_ffs): Try both ctz optab and expand_ctz.
5062 Generate a test and branch if the hardware doesn't give us
5063 a useful value for input zero. Style improvements similar to
5066 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5068 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5070 * config.gcc: Delete stanza for arm-semi-aof and
5071 armel-semi-aof targets.
5072 * config/arm/arm-protos.h
5074 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5075 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5076 delete aof_pic_label and remove mention of AOF in comments.
5077 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5079 * config/arm/semiaof.h
5080 * config/arm/t-semi: Delete file.
5082 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5084 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5085 CONST_CAST_BB): New macros for type-specific casts.
5086 (CONST_CAST): Add a TYPE parameter and define it in terms of
5089 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5090 * c-lex.c (cb_ident, lex_string): Likewise,
5091 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5092 * config/i386/i386.c (ix86_function_regparm,
5093 ix86_function_sseregparm): Use CONST_CAST_TREE.
5094 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5096 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5097 give_switch, set_multilib_dir): Likewise,
5098 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5099 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5100 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5101 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5102 * prefix.c (update_path): Likewise,
5103 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5104 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5105 * tree-cfg.c (tree_can_merge_blocks_p,
5106 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5107 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5108 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5109 (attribute_list_contained): Use CONST_CAST_TREE.
5111 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5113 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5115 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5118 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5119 before forcing them into a register.
5121 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5123 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5124 rather than define_code_macro.
5126 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5128 * gcc.c (xputenv): New function.
5129 (putenv_from_prefixes): Use xputenv instead of putenv.
5130 (process_command): Use xputenv instead of putenv.
5131 (set_collect_gcc_options): Use xputenv instead of putenv.
5132 (main): Use xputenv instead of putenv.
5134 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5136 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5137 availability of swap instruction.
5138 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5140 2007-09-03 Revital Eres <eres@il.ibm.com>
5142 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5145 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5146 Ayal Zaks <zaks@il.ibm.com>
5147 Revital Eres <eres@il.ibm.com>
5149 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5150 compute_split_row): New functions.
5151 (ps_unschedule_node): Remove.
5152 (normalize_sched_times): Iterate over the already scheduled
5153 insns instead of the number of nodes.
5154 (MAX_SPLIT_NUM): New definition.
5155 (sms_schedule_by_order): Change the scheduling heuristic to
5156 avoid useless increases of initiation interval ii.
5157 (get_sched_window): Add dump printouts.
5159 2007-09-02 David Daney <ddaney@avtrex.com>
5161 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5162 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5163 (optab, insn): Add more attributes.
5164 (fetchop_bit): New code macro.
5165 (immediate_insn): New code macro attribute.
5166 (sync): Change condition to ISA_HAS_SYNC.
5167 (rdhwr): Change predicate for operand 0 to register_operand.
5168 (memory_barrier): New expand.
5169 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5170 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5171 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5172 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5173 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5174 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5175 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5176 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5177 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5179 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5180 Hans-Peter Nilsson <hp@axis.com>
5182 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5183 Defined to describe availability and behavior of CLZ.
5184 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5185 * config/cris/cris.opt: Tweak comment for "-metrax4".
5186 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5187 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5188 (count_leading_zeros): Define.
5190 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5192 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5194 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5197 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5200 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5202 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5203 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5204 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5205 sched-deps.c, sched-int.h, system.h, target.h,
5206 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5207 tree.def: Fix comment typos.
5209 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5211 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5212 (override_options): Turn on -mstrict-align on non-ColdFire
5214 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5216 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5218 * c-common.c (const_strip_array_types): Delete.
5219 * c-common.h (const_strip_array_types): Likewise.
5220 * emit-rtl.c (const_next_insn, const_previous_insn,
5221 const_next_nonnote_insn, const_prev_nonnote_insn,
5222 const_next_real_insn, const_prev_real_insn,
5223 const_next_active_insn, const_prev_active_insn, const_next_label,
5224 const_prev_label): Delete.
5225 * gimple-low.c (block_may_fallthru): Use expr_last.
5226 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5227 * rtl.h (const_previous_insn, const_next_insn,
5228 const_prev_nonnote_insn, const_next_nonnote_insn,
5229 const_prev_real_insn, const_next_real_insn,
5230 const_prev_active_insn, const_next_active_insn, const_prev_label,
5231 const_next_label): Delete.
5232 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5233 * system.h (CONST_CAST): Update comment.
5234 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5235 (const_first_stmt, const_last_stmt): Delete.
5236 (tree_block_ends_with_condjump_p): Use last_stmt.
5237 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5238 * tree-iterator.c (const_expr_first, const_expr_last,
5239 const_expr_only): Delete.
5240 * tree.c (const_lookup_attribute): Likewise.
5241 (attribute_list_contained): Use lookup_attribute.
5242 * tree.h (const_lookup_attribute, const_expr_first,
5243 const_expr_last, const_expr_only): Delete.
5245 2007-09-01 Richard Guenther <rguenther@suse.de>
5247 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5248 instead of TREE_THIS_VOLATILE.
5249 * tree-ssa-operands.c (add_virtual_operand): Do not set
5250 has_volatile_ops. Do not check s_ann for NULL.
5251 (get_indirect_ref_operands): Likewise.
5252 (get_expr_operands): Likewise. For all reference trees
5253 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5254 check base of reference for TREE_THIS_VOLATILE.
5256 2007-09-01 Richard Guenther <rguenther@suse.de>
5258 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5259 between integral types. Also allow conversions between
5262 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5264 * optabs.c (prepare_float_lib_cmp): Use
5265 libgcc_cmp_return_mode instead of word_mode.
5266 * config/dfp-bit.h: Likewise.
5267 * config/fp-bit.h: Likewise.
5268 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5270 (spu_libgcc_shift_count_mode): New function.
5271 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5272 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5274 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5276 * tree-pretty-print.c: Include output.h.
5277 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5278 HOST_WIDE_INT_PRINT_DEC.
5279 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5281 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5283 PR rtl-optimization/33224
5284 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5285 to the analysed region.
5287 2007-08-31 Richard Guenther <rguenther@suse.de>
5289 * function.c (allocate_struct_function): Do not set
5290 current_function_returns_pointer.
5291 * function.h (struct var_refs_queue): Remove.
5292 (struct simple_obstack_stack): Likewise.
5293 (struct function): Remove fixup_var_refs_queue member.
5294 Remove returns_pointer flag.
5295 (current_function_returns_pointer): Remove define.
5297 2007-08-31 Nick Clifton <nickc@redhat.com>
5299 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
5300 secondary keys in order to obtain a stable sort.
5302 2007-08-31 Nick Clifton <nickc@redhat.com>
5305 * config/m32r/constraints.md: Add W constraint for integer zero.
5306 * config/m32r/m32r.md (get_pc): Use W and i constraints.
5307 Fix length calculation by using alternatives.
5309 2007-08-31 Richard Sandiford <richard@codesourcery.com>
5311 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
5312 split out from expand_binop.
5313 (avoid_expensive_constant): New function.
5314 (expand_binop_directly): Remove commutative_op argument and
5315 (expand_binop_directly): Remove commutative_op argument and
5316 call cummutative_optab_p instead. Do not change op0 or op1
5317 when swapping xop0 and xop1. Apply avoid_expensive_constant
5318 to each argument after potential swapping. Enforce the
5319 canonical order of commutative operands.
5320 (expand_binop): Use shift_optab_p and commutative_optab_p.
5321 Update the calls to expand_binop_directly. Only force constants
5322 into registers when widening an operation. Only swap operands
5323 once a direct expansion has been rejected.
5324 (expand_twoval_binop): Only force constants into registers when
5325 using a direct expansion.
5327 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
5329 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
5330 (sched_analyze_insn): Don't postprocess speculative dependencies when
5331 target has no scheduling.
5332 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
5333 'uninitialized' warning.
5335 2007-08-31 Richard Guenther <rguenther@suse.de>
5337 * tree.c (build_complex_type): Always set TYPE_NAME for
5340 2007-08-31 Olivier Hainque <hainque@adacore.com>
5342 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
5343 internal macro. Default alignment factor for csect directives, chosen
5344 to match what BIGGEST_ALIGNMENT allows.
5345 (DATA_SECTION_ASM_OP): Use it.
5346 * config/rs6000/rs6000.c
5347 (rs6000_xcoff_output_readonly_section_asm_op):
5348 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
5349 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
5351 2007-08-31 Olivier Hainque <hainque@adacore.com>
5353 * dbxout.c (dbxout_block): Move declaration within the first
5354 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
5355 block to include the definition, together with the associated
5358 2007-08-31 David Edelsohn <edelsohn@gnu.org>
5359 Revital Eres <eres@il.ibm.com>
5361 * doc/invoke.texi (-mpaired): Document flag.
5362 * config.gcc: Include paired.h in powerpc extra_headers and
5363 750cl.h in powerpc-*-linux*paired*.
5364 * config/rs6000/rs6000.opt (-mpaired): New flag.
5365 * config/rs6000/rs6000.c (paired_init_builtins,
5366 paired_expand_builtin, paired_expand_lv_builtin,
5367 paired_expand_stv_builtin, paired_expand_predicate_builtin):
5368 New functions to support the paired single builtin functions.
5369 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
5370 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
5372 (bdesc_paired_preds): New structure for paired predicate
5374 (rs6000_expand_builtin): Expand paired single builtins.
5375 (rs6000_init_builtins): Init paired single builtins.
5376 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
5377 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
5378 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
5379 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
5380 (rs6000_vector_mode_supported_p): Support paired vector mode.
5381 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
5382 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
5384 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
5385 (DATA_ALIGNMENT): Likewise.
5386 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
5387 (rs6000_builtins): Add PAIRED builtins.
5388 * config/rs6000/rs6000.md: Include paired.md.
5389 * config/rs6000/paired.h: New.
5390 * config/rs6000/paired.md: New.
5391 * config/rs6000/750cl.h: New.
5392 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
5394 2007-08-30 Ollie Wild <aaw@google.com>
5396 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
5397 * gcc.c (default_compilers): Add -fno-directives-only to
5398 @assembler-with-cpp.
5400 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
5404 * regclass.c (initial_fixed_regs): Revert previous change and make
5406 (initial_call_used_regs): Likewise.
5407 (initial_call_really_used_regs): Delete, reverting previous addition.
5408 (initial_reg_names): Likewise.
5409 (init_reg_sets): Revert previous change.
5410 (saved_fixed_regs): New.
5411 (saved_call_used_regs): New.
5412 (saved_call_really_used_regs): New.
5413 (saved_reg_names): New.
5414 (save_register_info): New.
5415 (restore_register_info): New.
5416 (init_reg_sets_1): Replace reset of register info with call to
5417 restore_register_info.
5418 * rtl.h (save_register_info): Declare.
5419 * toplev.c (backend_init): Call save_register_info.
5421 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5423 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
5424 from the original statement.
5426 2007-08-30 Chao-ying Fu <fu@mips.com>
5428 * c-lex.c (interpret_fixed): Declare.
5429 (interpret_float): Process _Fract and _Accum.
5430 (interpret_fixed): New function.
5431 * final.c (output_addr_const): Process CONST_FIXED.
5432 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
5433 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
5435 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
5437 (simplify_immed_subreg): Support CONST_FIXED.
5438 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5439 (simplify_subreg): Support CONST_FIXED.
5441 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5443 * config/rs6000/ppu_intrinsics.h: New file.
5444 * config.gcc (powerpc*-*-* <extra_headers>): Install
5447 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5449 * cfg.c (dump_flow_info): Change to also print entry and exit
5451 * print-rtl.c (print_rtl_single): Allow to print rtl with
5454 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5456 * df-core.h (df_dump_region): New function.
5457 * df.h (df_dump_region): New function.
5458 * loop-invariant.c (find_defs): Add call to df_dump_region.
5459 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
5462 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5465 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
5466 true if any of the compare_section_name calls returned true,
5467 rather than if any returned false.
5469 2007-08-30 Richard Guenther <rguenther@suse.de>
5471 PR tree-optimization/33199
5472 * tree-ssa-structalias.c (handle_lhs_call): New function.
5473 (find_func_aliases): In non-IPA mode make sure that for
5474 calls that return a pointer we add a constraint for the
5475 result to point to anything.
5477 2007-08-30 Richard Guenther <rguenther@suse.de>
5479 * doc/invoke.texi (-mveclibabi): Document new target option.
5480 * config/i386/i386.opt (-mveclibabi): New target option.
5481 * config/i386/i386.c (ix86_veclib_handler): Handler for
5482 vectorization library support.
5483 (override_options): Handle the -mveclibabi option, initialize
5484 the vectorization library handler.
5485 (ix86_builtin_vectorized_function): As fallback call the
5486 vectorization library handler, if set.
5487 (ix86_veclibabi_acml): New static function for ACML ABI style
5488 vectorization support.
5490 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5492 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
5493 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
5494 SImode and update m. Don't run gen_lowpart_common on arbitrary
5495 memory address, force it to register first.
5498 * dce.c (dce_process_block): Don't delete setters of
5499 artificially used registers.
5501 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5503 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
5504 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
5505 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
5507 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5509 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
5511 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
5512 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
5514 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5516 * system.h: Activate -Wcast-qual as warning-only.
5518 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
5521 * config/rs6000/rs6000.c (compare_section_name): New function.
5522 (rs6000_elf_in_small_data_p): Compare section prefixes instead
5525 2007-08-29 Olivier Hainque <hainque@adacore.com>
5527 * xcoffout.c: #include debug.h.
5528 * Makefile.in (xcoffout.o): Add debug.h dependency.
5530 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
5532 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5533 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
5535 2007-08-29 Richard Guenther <rguenther@suse.de>
5537 * tree-pretty-print.c (dump_generic_node): Print
5538 label DECL_UID as D.%u.
5539 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
5541 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5543 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
5544 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
5546 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
5549 * tree.c (build_type_attribute_qual_variant): Set canonical types
5550 on the final, unqualified attribute variant before building the
5553 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5555 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
5556 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
5558 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5561 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5562 * config/bfin/bfin.md (composev2hi): Put operands into vector
5565 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5567 * config/bfin/bfin.md (composev2hi): Put operands into vector
5570 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5572 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
5573 attribute when appropriate.
5574 (bfin_handle_l1_text_attribute): New.
5575 (bfin_handle_l1_data_attribute): New.
5576 (bfin_attribute_table): Add attributes: l1_text, l1_data,
5577 l1_data_A and l1_data_B.
5578 * doc/extend.texi (node Function Attributes): Document l1_text
5580 (Variable Attributes): Add Blackfin subsection. Document l1_data,
5581 l1_data_A and l1_data_B variable attributes.
5583 2007-08-28 Jie Zhang <jie.zhang@analog.com>
5585 * config/bfin/bfin.opt (minline-plt): Add.
5586 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
5587 call to global functions.
5588 * doc/invoke.texi (Option Summary): Mention -minline-plt.
5589 (Blackfin Options): Document -minline-plt.
5591 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5593 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
5594 given a non-function.
5595 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
5597 2007-08-28 DJ Delorie <dj@redhat.com>
5599 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
5601 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5603 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
5605 2007-08-28 Richard Guenther <rguenther@suse.de>
5607 * tree.h (struct tree_function_decl): Increase size of
5608 function_code bitfield.
5610 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5611 Kazu Hirata <kazu@codesourcery.com>
5613 * gcc/config/m68k/linux.h
5614 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
5615 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
5616 (m68k_return_in_memory): New.
5617 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
5620 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
5623 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5624 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
5625 operand) when top VEC_SELECT extracts scalar element.
5626 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
5627 (*vec_extract_v4sf_mem): Ditto.
5629 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5632 * passes.c (init_optimization_passes): Move pass_df_finish
5633 after pass_postreload sublist.
5635 PR rtl-optimization/33148
5636 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5637 (neg (lt X 0)) if X has scalar int mode.
5640 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5641 initializer, use build_vector_from_ctor if possible to create
5642 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5643 even after this, return NULL.
5645 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5647 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5649 2007-08-28 Richard Guenther <rguenther@suse.de>
5651 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5652 (struct tree_function_decl): Make function_code a bitfield.
5653 Add disregard_inline_limits flag.
5654 * cgraphunit.c (cgraph_process_new_functions): Check
5655 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5656 (cgraph_preserve_function_body_p): Likewise.
5657 * ipa-inline.c (compute_inline_parameters): Likewise.
5658 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5659 for GNU C extern inline functions.
5660 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5661 * tree-inline.c (disregard_inline_limits_p): Remove.
5662 * tree-inline.h (disregard_inline_limits_p): Likewise.
5663 * c-common.c (handle_always_inline_attribute): Set
5664 DECL_DISREGARD_INLINE_LIMITS.
5665 * langhooks.c (add_builtin_function): Verify the function code
5666 fits in the bitfield.
5668 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5669 Vladimir Yanovsky <yanov@il.ibm.com>
5670 Revital Eres <eres@il.ibm.com>
5671 Andrey Belevantsev <abel@ispras.ru>
5673 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5675 * modulo-sched.c: Add documentation regarding do-loop.
5676 (doloop_register_get): Change number of arguments to support
5677 the new do-loop pattern and check whether COUNT_REG has no other
5678 occurences in the loop besides in the control part.
5679 (duplicate_insns_of_cycles): Do not duplicate the insn which
5680 changes count_reg as it is already adjusted.
5681 (generate_prolog_epilog): New argument to support the new
5682 do-loop pattern. Change the subtract instruction to use
5683 expand_simple_binop. Call duplicate_insns_of_cycles with new
5685 (sms_schedule): Call doloop_register_get and
5686 generate_prolog_epilog with new argument. Do not handle loops
5687 with single sets insns with subreg in their lhs.
5688 * loop-doloop.c (doloop_optimize): Support for another do-loop
5690 (doloop_condition_get): Gets an instruction instead of a pattern
5691 and change the return condition when the do-loop pattern is
5693 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5694 deps when considering to not create edges.
5696 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5698 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5701 2007-08-27 Jason Merrill <jason@redhat.com>
5704 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5705 zero-sized types after calling gimplify_modify_expr_rhs.
5707 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5709 * regclass.c (init_reg_autoinc): Fix typo.
5711 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5713 Fix PR tree-optimization/33173
5714 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5716 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5719 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5720 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5723 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5724 David Ung <davidu@mips.com>
5725 Nigel Stephens <nigel@mips.com>
5727 Separate target-specific initialization from general
5728 back-end initialization.
5730 * toplev.c (init_alignments): New, split out from...
5731 (process_options): ...here.
5732 (backend_init_target): New, split out from...
5733 (backend_init): ...here.
5734 (lang_dependent_init_target): New, split out from...
5735 (lang_dependent_init): ...here.
5736 (target_reinit): New.
5737 * toplev.h (target_reinit): Declare.
5738 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5739 now can be called more than once. Update comments.
5740 * expr.h (init_expr_target): Likewise.
5741 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5742 now can be called more than once. Explicitly zero
5743 static_reg_base_value.
5744 * emit-rtl.c (init_emit_regs): New, split out from...
5745 (init_emit_once): Here.
5746 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5747 non-const, so that changes from command-line arguments can overwrite
5748 values provided by the static initializers.
5749 (initial_call_really_used_regs): New, used similarly to the above.
5750 (initial_reg_names): Likewise.
5751 (last_mode_for_init_move_cost): Promoted function-local static to
5752 file-scope static to make it accessible outside init_move_cost.
5753 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5754 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5755 reg_names since it is needed for parsing command-line options.
5756 (init_move_cost): Use last_mode_for_init_move_cost instead of
5757 function-local static.
5758 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5759 call_really_used_regs now. Reinitialize reg_names. Also
5760 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5761 reg_class_superunion. Clear losing_caller_save_reg_set.
5762 Preserve global registers if called more than once. Reset
5763 move cost, may_move_in_cost, may_move_out_cost, and
5764 last_mode_for_init_move_cost.
5765 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5766 can now be invoked more than once. Update comments.
5767 (init_regs): Update comments.
5768 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5769 and initial_call_really_used_regs, instead of the non-initial
5770 variables. This allows us to save the command-line register settings
5771 after target reinitialization.
5772 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5773 * rtl.h (init_emit_regs): Declare.
5774 (init_reg_modes_target, init_alias_target): Renamed as described
5776 * reload1.c (init_reload): Update comments.
5777 * optabs.c (init_optabs): Likewise.
5778 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5780 2007-08-26 Chao-ying Fu <fu@mips.com>
5782 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5785 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5787 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5789 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5791 * bb-reorder.c (copy_bb_p): Likewise.
5792 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5793 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5794 block_ends_with_condjump_p): Likewise.
5795 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5796 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5797 block_ends_with_condjump_p): Likewise.
5798 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5799 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5800 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5801 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5802 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5803 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5804 debug_true_const_tree instad of debug_true_tree.
5805 * debug.c (do_nothing_debug_hooks): Likewise.
5806 * debug.h (ignore_block, debug_true_const_tree): Constify.
5807 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5808 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5809 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5810 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5811 dbx_reg_number, is_based_loc, field_type,
5812 simple_type_align_in_bits, simple_decl_align_in_bits,
5813 simple_type_size_in_bits, field_byte_offset, insert_float,
5814 type_tag, member_declared_type, is_redundant_typedef,
5815 secname_for_decl, is_inlined_entry_point): Likewise.
5816 * emit-rtl.c (const_next_insn, const_previous_insn,
5817 const_next_nonnote_insn, const_prev_nonnote_insn,
5818 const_next_real_insn, const_prev_real_insn,
5819 const_next_active_insn, const_prev_active_insn, const_next_label,
5820 const_prev_label): Likewise.
5821 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5823 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5824 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5825 sched_insn_is_legitimate_for_speculation_p): Likewise.
5826 * jump.c (reversed_comparison_code_parts,
5827 reversed_comparison_code, reversed_comparison, condjump_label):
5829 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5830 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5832 * rtl.h (const_previous_insn, const_next_insn,
5833 const_prev_nonnote_insn, const_next_nonnote_insn,
5834 const_prev_real_insn, const_next_real_insn,
5835 const_prev_active_insn, const_next_active_insn, const_prev_label,
5836 const_next_label, modified_between_p, modified_in_p,
5837 const_note_storeskeep_with_call_p, condjump_label,
5838 reversed_comparison, reversed_comparison_code,
5839 reversed_comparison_code_parts, memory_modified_in_insn_p,
5840 stack_regs_mentioned): Likewise.
5841 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5842 keep_with_call_p): Likewise.
5843 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5844 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5845 sd_lists_size, sd_lists_empty_p): Likewise.
5846 * sched-int.h (sched_insns_conditions_mutex_p,
5847 haifa_classify_insn, no_real_insns_p,
5848 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5849 sd_lists_size, sd_lists_empty_p): Likewise.
5850 * sdbout.c (sdb_debug_hooks): Likewise.
5851 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5852 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5853 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5855 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5856 tree_can_throw_internal): Likewise.
5857 * tree-flow-inline.h (phi_nodes): Likewise.
5858 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5859 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5860 * tree-gimple.c (const_get_call_expr_in): Likewise.
5861 * tree-gimple.h (const_get_call_expr_in): Likewise.
5862 * tree.c (const_lookup_attribute, attribute_list_equal,
5863 attribute_list_contained): Likewise.
5864 * tree.h (attribute_list_equal, attribute_list_contained,
5865 const_lookup_attribute): Likewise.
5866 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5868 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5870 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5871 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5873 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5876 * config/alpha/constraints.md: Delete "svn:mime-type" property
5877 with svn propdel "svn:mime-type".
5879 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5882 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5883 non NOTE insn doesn't cross basic block.
5884 (noce_try_abs): Likewise.
5885 (noce_process_if_block): Likewise.
5887 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5890 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5891 operand without auto-inc-dec.
5892 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5893 offsettable_mem_operand.
5894 (floatunssidf2_internal): Same.
5895 (fix_truncdfsi2_internal): Same.
5896 (floatsidf_ppc64): Same.
5897 (floatunssidf_ppc64): Same.
5898 (fix_trunctfsi2_internal): Same.
5900 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5903 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5904 pass defines needed for version.c.
5906 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5908 * configure.ac (--debug-prefix-map check): Change assembler
5909 version presumed to have feature to 2.18.
5910 * configure: Regenerate.
5912 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5914 * c-common.c (vector_types_convertible_p,
5915 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5916 self_promoting_args_p): Constify.
5917 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5918 c_promoting_integer_type_p, self_promoting_args_p,
5919 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5920 * c-decl.c (anon_aggr_type_p): Likewise.
5921 * * c-dump.c (dump_stmt): Likewise.
5922 * c-objc-common.c (has_c_linkage): Likewise.
5923 * c-tree.h (same_translation_unit_p): Likewise.
5924 * c-typeck.c (null_pointer_constant_p,
5925 tagged_types_tu_compatible_p, function_types_compatible_p,
5926 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5927 comptypes_internal, struct tagged_tu_seen_cache,
5928 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5929 c_size_in_bytes): Likewise.
5930 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5931 hash_ptr, eq_ptr): Likewise.
5932 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5933 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5934 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5935 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5937 * optabs.c (optab_for_tree_code): Likewise.
5938 * optabs.h (optab_for_tree_code): Likewise.
5939 * rtl.h (simplify_rtx): Likewise.
5940 * simplify-rtx.c (simplify_rtx): Likewise.
5941 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5942 dump_flag, dump_node): Likewise.
5943 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5944 queue_and_dump_type, dump_flag): Likewise.
5945 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5946 * tree-pass.h (dump_node): Likewise.
5947 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5948 supportable_narrowing_operation): Likewise.
5949 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5950 supportable_narrowing_operation): Likewise.
5951 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5952 is_negative_overflow_infinity, is_positive_overflow_infinity,
5953 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5954 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5955 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5956 ssa_name_nonzero_p, fp_predicate): Likewise.
5957 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5958 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5959 ssa_name_nonnegative_p): Likewise.
5961 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5963 * config.gcc : Add x86_64-elf target.
5965 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5967 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5969 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5970 Nigel Stephens <nigel@mips.com>
5974 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5975 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5976 * expr.c (SET_BY_PIECES_P): Define.
5977 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5978 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5979 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5981 * expr.h (SET_RATIO): Define.
5982 (can_store_by_pieces, store_by_pieces): Update prototypes.
5983 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5984 can_store_by_pieces/store_by_pieces.
5985 (expand_builtin_memcpy_args): Likewise.
5986 (expand_builtin_strncpy): Likewise.
5987 (expand_builtin_memset_args): Likewise. Also remove special case
5988 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5989 decide what to do instead.
5990 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5991 to can_store_by_pieces.
5993 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5994 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5996 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5997 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5998 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5999 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6000 (STORE_BY_PIECES_P): Define.
6002 2007-08-24 Tom Tromey <tromey@redhat.com>
6004 * varpool.c (varpool_last_needed_node): Fix comment typo.
6005 * c-decl.c (duplicate_decls): Fix comment typo.
6006 (clone_underlying_type): Update comment.
6008 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6011 alpha_in_small_data_p, alpha_split_complex_arg,
6012 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6014 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6015 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6017 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6018 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6019 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6020 * config/darwin.c (darwin_binds_local_p): Likewise.
6021 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6023 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6024 i386_pe_valid_dllimport_attribute_p): Likewise.
6025 * config/i386/i386.c (ix86_function_regparm,
6026 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6027 x86_can_output_mi_thunk, ix86_mangle_type,
6028 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6029 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6030 i386_pe_binds_local_p): Likewise.
6031 * config/ia64/ia64.c
6032 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6033 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6034 ia64_invalid_conversion, ia64_invalid_unary_op,
6035 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6037 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6038 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6039 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6040 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6041 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6042 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6043 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6044 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6045 * config/pa/pa.c (pa_commutative_p): Likewise.
6046 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6048 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6049 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6050 rs6000_use_blocks_for_constant_p,
6051 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6052 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6053 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6054 * config/s390/s390.c (s390_mangle_type,
6055 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6057 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6058 th_in_small_data_p): Likewise.
6059 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6060 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6062 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6063 sparc_mangle_type): Likewise.
6064 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6065 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6066 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6068 * hooks.c (hook_bool_mode_const_rtx_false,
6069 hook_bool_mode_const_rtx_true,
6070 hook_bool_const_tree_hwi_hwi_const_tree_false,
6071 hook_bool_const_tree_hwi_hwi_const_tree_true,
6072 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6073 hook_constcharptr_const_tree_null,
6074 hook_constcharptr_const_rtx_null,
6075 hook_constcharptr_const_tree_const_tree_null,
6076 hook_constcharptr_int_const_tree_null,
6077 hook_constcharptr_int_const_tree_const_tree_null): New.
6078 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6079 hook_bool_tree_hwi_hwi_tree_false,
6080 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6081 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6082 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6083 hook_constcharptr_int_tree_null,
6084 hook_constcharptr_int_tree_tree_null): Delete.
6085 (default_can_output_mi_thunk_no_vcall): Constify.
6086 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6087 hook_bool_tree_hwi_hwi_tree_false,
6088 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6089 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6090 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6091 hook_constcharptr_int_tree_null,
6092 hook_constcharptr_int_tree_tree_null): Delete.
6093 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6094 hook_bool_const_tree_hwi_hwi_const_tree_false,
6095 hook_bool_const_tree_hwi_hwi_const_tree_true,
6096 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6097 hook_constcharptr_const_tree_null,
6098 hook_constcharptr_const_rtx_null,
6099 hook_constcharptr_const_tree_const_tree_null,
6100 hook_constcharptr_int_const_tree_null,
6101 hook_constcharptr_int_const_tree_const_tree_null): New.
6102 (default_can_output_mi_thunk_no_vcall): Constify.
6103 * integrate.c (function_attribute_inlinable_p): Likewise.
6104 * integrate.h (function_attribute_inlinable_p): Likewise.
6105 * jump.c (rtx_renumbered_equal_p): Likewise.
6106 * output.h (decl_readonly_section, categorize_decl_for_section,
6107 default_use_anchors_for_symbol_p, default_binds_local_p,
6108 default_binds_local_p_1): Likewise.
6109 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6111 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6112 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6113 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6114 TARGET_COMP_TYPE_ATTRIBUTES,
6115 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6116 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6117 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6118 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6119 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6120 * target.h (can_output_mi_thunk, needs_block_p,
6121 first_cycle_multipass_dfa_lookahead_guard_spec,
6122 vector_alignment_reachable, comp_type_attributes,
6123 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6124 commutative_p, use_blocks_for_constant_p,
6125 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6126 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6127 invalid_within_doloop, valid_dllimport_attribute_p,
6128 split_complex_arg, invalid_arg_for_unprototyped_fn,
6129 invalid_conversion, invalid_unary_op, invalid_binary_op):
6131 * targhooks.c (default_invalid_within_doloop,
6132 hook_invalid_arg_for_unprototyped_fn,
6133 default_builtin_vector_alignment_reachable): Likewise.
6134 (hook_bool_rtx_commutative_p): Delete.
6135 (hook_bool_const_rtx_commutative_p): New.
6136 * targhooks.h (default_invalid_within_doloop,
6137 default_builtin_vector_alignment_reachable,
6138 hook_invalid_arg_for_unprototyped_fn): Constify.
6139 (hook_bool_rtx_commutative_p): Delete.
6140 (hook_bool_const_rtx_commutative_p): New.
6141 * varasm.c (bss_initializer_p, decl_default_tls_model,
6142 categorize_decl_for_section, decl_readonly_section,
6143 default_use_anchors_for_symbol_p, default_binds_local_p,
6144 default_binds_local_p_1): Constify.
6146 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6148 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6149 __NO_BUILTIN if -fno-builtin.
6151 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6153 * config/bfin/bfin.c (print_operand): Report error instead of
6154 ICE for wrong operand.
6156 2007-08-24 Michael Matz <matz@suse.de>
6158 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6160 2007-08-24 Richard Guenther <rguenther@suse.de>
6163 * tree-ssa.c (useless_type_conversion_p): Split into a
6164 recursive and a non-recursive part.
6165 (useless_type_conversion_p_1): New function.
6166 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6167 from maybe_fold_offset_to_reference is trivially convertible
6168 to the desired type before doing the simplification.
6170 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6172 * expr.c (store_expr): Optimize initialization of an array
6174 * expr.h (builtin_strncpy_read_str): New prototype.
6175 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6178 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6181 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6182 field when initializing if_info structure.
6184 2007-08-24 Richard Guenther <rguenther@suse.de>
6186 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6188 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6189 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6190 * tree-inline.c (inlinable_function_p): Fold in common parts of
6191 the cannot_inline_tree_fn langhook.
6192 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6193 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6194 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6195 cannot_inline_tree_fn langhook.
6196 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6197 cannot_inline_tree_fn member.
6199 2007-08-24 Richard Guenther <rguenther@suse.de>
6201 * expr.c (get_inner_reference): Do computation of bitoffset
6202 from offset in a way we can detect overflow reliably.
6204 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6206 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6208 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6210 * config/bfin/bfin.opt (mfast-fp): Add.
6211 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6212 libbffastfp override libgcc if -mfast-fp.
6213 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6214 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6215 (Blackfin Options): Document -mfast-fp.
6217 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6219 PR tree-optimization/32573
6221 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6222 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6223 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6224 (build_classic_dist_vector): Return false rather than true if
6225 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6226 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6227 returned false. Don't call save_dist_v before calling
6228 build_classic_dist_vector_1.
6229 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6230 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6231 DDR_DIR_VECTS vectors.
6233 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6235 * configure.ac (leb128): Modify sed statement to work with any
6236 binutils version string.
6237 * configure: Regenerate
6239 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6241 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6242 Wrap in RTX_CODE macro guard.
6243 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6244 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6245 arm_mark_dllimport, arm_pe_encode_section_info,
6246 arm_pe_unique_section): Use ISO-C function declarations.
6247 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6248 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6249 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6251 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6252 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6254 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6256 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6257 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6258 (register_move_cost): Use ISO-C function declarations.
6259 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6260 * config/score/score-protos.h (score_declare_object): Add
6262 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6264 * final.c (profile_function): Avoid empty if-bodies.
6267 * calls.c (must_pass_in_stack_var_size,
6268 must_pass_in_stack_var_size_or_pad): Constify.
6269 * config/alpha/alpha-protos.h (function_value): Likewise.
6270 * config/alpha/alpha.c (alpha_return_in_memory,
6271 alpha_pass_by_reference, function_value,
6272 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6273 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6275 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6276 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6277 TARGET_PROMOTE_PROTOTYPES): Likewise.
6278 * config/arm/arm-protos.h (arm_return_in_memory,
6279 arm_pad_arg_upward, arm_function_value): Likewise.
6280 * config/arm/arm.c (arm_pass_by_reference,
6281 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6282 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6283 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6285 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6286 * config/avr/avr-protos.h (avr_function_value): Likewise.
6287 * config/avr/avr.c (avr_return_in_memory,
6288 gas_output_limited_string, gas_output_ascii, avr_function_value,
6289 avr_return_in_memory): Likewise.
6290 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6291 * config/bfin/bfin.c (bfin_pass_by_reference,
6292 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6293 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6295 * config/cris/cris.c (cris_pass_by_reference,
6296 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6297 * config/crx/crx.c (crx_return_in_memory): Likewise.
6298 * config/darwin.c (function_base, machopic_function_base_name):
6300 * config/fr30/fr30.c (fr30_must_pass_in_stack,
6301 TARGET_PROMOTE_PROTOTYPES): Likewise.
6302 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
6303 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
6304 * config/i386/i386-protos.h (ix86_return_in_memory,
6305 ix86_sol10_return_in_memory): Likewise.
6306 * config/i386/i386.c (ix86_function_value,
6307 ix86_function_sseregparm, ix86_must_pass_in_stack,
6308 type_natural_mode, classify_argument, examine_argument,
6309 construct_container, ix86_pass_by_reference, function_value_32,
6310 function_value_64, ix86_function_value_1, return_in_memory_32,
6311 return_in_memory_64, return_in_memory_ms_64,
6312 ix86_return_in_memory, ix86_sol10_return_in_memory,
6313 TARGET_PROMOTE_PROTOTYPES): Likewise.
6314 * config/ia64/ia64-protos.h (ia64_function_value,
6315 ia64_hpux_function_arg_padding): Likewise.
6316 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
6317 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
6318 ia64_hpux_function_arg_padding): Likewise.
6319 * config/iq2000/iq2000-protos.h (function_arg,
6320 iq2000_function_value): Likewise.
6321 * config/iq2000/iq2000.c (iq2000_return_in_memory,
6322 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
6323 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6324 function_arg, iq2000_function_value): Likewise.
6325 * config/m32c/m32c-protos.h (m32c_function_value,
6326 m32c_promote_function_return): Likewise.
6327 * config/m32c/m32c.c (m32c_pass_by_reference,
6328 m32c_promote_prototypes, m32c_promote_function_return,
6329 m32c_function_value): Likewise.
6330 * config/m32r/m32r.c (m32r_return_in_memory,
6331 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6332 m32r_in_small_data_p): Likewise.
6333 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
6335 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
6336 m68hc11_function_arg_padding): Likewise.
6337 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
6338 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
6339 m68k_function_value): Likewise.
6340 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
6341 mcore_function_value): Likewise.
6342 * config/mcore/mcore.c (handle_structs_in_regs,
6343 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6344 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6345 mcore_num_arg_regs, mcore_function_value): Likewise.
6346 * config/mips/mips-protos.h (mips_pad_arg_upward,
6347 mips_function_value): Likewise.
6348 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
6349 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
6350 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6351 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
6352 mips_function_value): Likewise.
6353 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
6355 * config/mmix/mmix.c (mmix_pass_by_reference,
6356 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
6357 mmix_encode_section_info): Likewise.
6358 * config/mn10300/mn10300-protos.h (mn10300_function_value):
6360 * config/mn10300/mn10300.c (mn10300_return_in_memory,
6361 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6362 mn10300_function_value): Likewise.
6363 * config/mt/mt-protos.h (mt_function_value): Likewise.
6364 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
6365 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
6366 * config/pa/pa-protos.h (function_arg_padding, function_value,
6367 pa_return_in_memory): Likewise.
6368 * config/pa/pa.c (pa_pass_by_reference,
6369 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6370 function_arg_padding, function_value, pa_return_in_memory):
6372 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
6373 * config/rs6000/rs6000-protos.h (rs6000_function_value,
6374 function_arg_padding): Likewise.
6375 * config/rs6000/rs6000.c (rs6000_return_in_memory,
6376 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
6377 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
6378 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6379 function_arg_padding, altivec_expand_dst_builtin,
6380 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
6381 altivec_init_builtins, rs6000_common_init_builtins,
6382 rs6000_function_value): Likewise.
6383 * s390/s390-protos.h (s390_function_value): Likewise.
6384 * config/s390/s390.c (s390_function_arg_size,
6385 s390_pass_by_reference, s390_return_in_memory,
6386 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6387 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
6388 * config/score/score-protos.h (score_function_value): Likewise.
6389 * config/score/score.c (score_arg_partial_bytes,
6390 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6391 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
6392 score_pass_by_reference, score_add_offset, score_function_value):
6394 * config/sh/sh-protos.h (sh_attr_renesas_p,
6395 sh_promote_prototypes): Likewise.
6396 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
6397 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
6398 sh_attr_renesas_p): Likewise.
6399 * config/sparc/sparc-protos.h (function_value,
6400 function_arg_padding): Likewise.
6401 * config/sparc/sparc.c (sparc_promote_prototypes,
6402 sparc_return_in_memory, sparc_pass_by_reference,
6403 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6404 function_arg_record_value_2, function_arg_record_value_1,
6405 function_arg_record_value, function_arg_record_value,
6406 function_arg_padding, function_value): Likewise.
6407 * config/spu/spu-protos.h (spu_function_value): Likewise.
6408 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
6409 spu_function_value): Likewise.
6410 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
6412 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
6413 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6414 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6416 * config/v850/v850.c (v850_return_in_memory,
6417 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
6418 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
6419 * config/xtensa/xtensa.c (xtensa_return_in_msb,
6420 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6421 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6423 * explow.c (promote_mode, hard_function_value): Likewise.
6424 * expr.h (hard_function_value, promote_mode): Likewise.
6425 * function.c (aggregate_value_p): Likewise.
6426 * hooks.c (hook_bool_const_tree_true): New.
6427 * hooks.h (hook_bool_const_tree_true): New.
6428 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
6429 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6430 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6431 TARGET_RETURN_IN_MSB): Likewise.
6432 * target.h (promote_function_args, promote_function_return,
6433 promote_prototypes, return_in_memory, return_in_msb,
6434 pass_by_reference, must_pass_in_stack, callee_copies,
6435 function_value): Likewise.
6436 * targhooks.c (default_return_in_memory,
6437 hook_pass_by_reference_must_pass_in_stack,
6438 hook_callee_copies_named,
6439 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6440 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6441 default_function_value): Likewise.
6442 * targhooks.h (default_return_in_memory,
6443 hook_pass_by_reference_must_pass_in_stack,
6444 hook_callee_copies_named,
6445 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6446 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6447 default_function_value): Likewise.
6448 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
6449 (equiv_class_label_hash, equiv_class_label_eq): Constify.
6450 * tree-vectorizer.c (bb_in_loop_p): Likewise.
6451 * tree.c (needs_to_live_in_memory): Likewise.
6452 * tree.h (struct tree_type, needs_to_live_in_memory,
6453 aggregate_value_p, must_pass_in_stack_var_size,
6454 must_pass_in_stack_var_size_or_pad): Likewise.
6455 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
6456 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
6457 lookup_filename): Likewise.
6459 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6462 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
6463 fake fcomi i387 instruction for !TARGET_CMOVE.
6464 (ix86_expand_branch): Expand natural sequence with one jump for
6465 all targets, not only TARGET_CMOVE.
6466 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
6467 pattern to implement fake fcomi sequence. Split instruction after
6468 reload to correct compare sequences.
6469 (*cmpfp_xf_cc): Ditto.
6470 (*cmpfp_<mode>_cc): Ditto.
6471 (*cmpfp_u_cc): Ditto.
6472 (*cmpfp_<mode>_cc): Ditto.
6474 2007-08-23 Richard Guenther <rguenther@suse.de>
6476 * tree-pretty-print.c (dump_generic_node): Annotate
6477 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
6479 2007-08-23 Richard Guenther <rguenther@suse.de>
6481 * builtins.c (expand_builtin_mathfn): Wrap argument in
6482 save_expr directly instead of re-building the call.
6483 (expand_builtin_mathfn_2): Likewise.
6484 (expand_builtin_mathfn_3): Likewise.
6485 (expand_builtin_interclass_mathfn): Likewise.
6486 (expand_builtin_int_roundingfn): Set arg.
6487 (expand_builtin_int_roundingfn_2): Likewise.
6489 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
6491 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
6492 *sse_nand<mode>3, *sse_xor<mode>3): New.
6494 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6496 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
6497 * config/i386/i386.c (print_operand): Handle ';' code. Output
6498 semicolon for TARGET_MACHO.
6499 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
6500 emit semicolon after 'lock' prefix.
6501 (sync_double_compare_and_swap<mode>): Ditto.
6502 (*sync_double_compare_and_swapdi_pic): Ditto.
6503 (*sync_compare_and_swap_cc<mode>): Ditto.
6504 (sync_double_compare_and_swap_cc<mode>): Ditto.
6505 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6506 (sync_old_add<mode>): Ditto.
6507 (sync_add<mode>): Ditto.
6508 (sync_sub<mode>): Ditto.
6509 (sync_ior<mode>): Ditto.
6510 (sync_and<mode>): Ditto.
6511 (sync_xor<mode>): Ditto.
6513 2007-08-22 Chao-ying Fu <fu@mips.com>
6515 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
6517 (copy_rtx): Handle CONST_FIXED.
6518 (rtx_equal_p): Likewise.
6519 * rtl.h (fixed_value.h): New include.
6520 (rtx_def): Add a new field of fixed_value to u.
6521 (XCNMPFV): Define for accessing fixed_value.
6522 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
6524 * rtl.def (CONST_FIXED): New constant.
6525 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
6526 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
6527 US_ASHIFT): New codes.
6528 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
6529 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
6530 unsigned_fract_convert, unsigned_sat_fract): Document them.
6531 * varasm.c (assemble_integer): Extend to support fixed-point constants
6532 by using different machine classes.
6533 (decode_addr_const): Handle FIXED_CST.
6534 (const_hash_1): Likewise.
6535 (compare_constant): Likewise.
6536 (copy_constant): Likewise.
6537 (const_rtx_hash_1): Handle CONST_FIXED.
6538 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6539 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6541 (initializer_constant_valid_p): Handle FIXED_CST.
6542 (output_constant): Support FIXED_POINT_TYPE.
6543 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
6544 * cse.c (hash_rtx): Support CONST_FIXED.
6545 (exp_equiv_p): Likewise.
6546 (cannon_reg): Likewise.
6547 (fold_rtx): Likewise.
6548 (equiv_constant): Likewise.
6549 (cse_process_notes_1): Likewise.
6550 (count_reg_usage): Likewise.
6551 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
6552 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
6553 (wrap_constant): Check CONST_FIXED.
6554 (cselib_hash_rtx): Support CONST_FIXED.
6555 (cselib_subst_to_values): Likewise.
6556 * df-scan.c (df_uses_record): Likewise.
6557 * gcse.c (want_to_gcse_p): Likewise.
6558 (oprs_unchanged_p): Likewise.
6559 (oprs_not_set_p): Likewise.
6560 (compute_transp): Likewise.
6561 (extract_mentioned_regs_helper): Likewise.
6562 * genemit.c (gen_exp): Likewise.
6563 * local-alloc.c (equiv_init_varies_p): Likewise.
6564 (contains_replace_regs): Likewise.
6565 (memref_referenced_p): Likewise.
6566 * loop-invariant.c (check_maybe_invariant): Likewise.
6567 (hash_invariant_expr_1): Likewise.
6568 (invariant_expr_equal_p): Likewise.
6569 * postreload-gcse.c (oprs_unchanged_p): Likewise.
6570 * regclass.c (reg_scan_mark_refs): Likewise.
6571 * regrename.c (scan_rtx): Likewise.
6572 * resource.c (mark_referenced_resources): Likewise.
6573 (mark_set_resources): Likewise.
6574 * rtlanal.c (rtx_unstable_p): Likewise.
6575 (rtx_varies_p): Likewise.
6576 (count_occurrences): Likewise.
6577 (reg_mentioned_p): Likewise.
6578 (modified_between_p): Likewise.
6579 (modified_in_p): Likewise.
6580 (volatile_insn_p): Likewise.
6581 (volatile_refs_p): Likewise.
6582 (side_effects_p): Likewise.
6583 (may_trap_p_1): Likewise.
6584 (inequality_comparisons_p): Likewise.
6585 (computed_jump_p_1): Likewise.
6586 (commutative_operand_precedence): Likewise.
6587 * sched-deps.c (sched_analyze_2): Likewise.
6588 * sched-vis.c (print_value): Likewise.
6589 * reload.c (operands_match_p): Likewise.
6590 (subst_reg_equivs): Likewise.
6591 * reload1.c (eliminate_regs_1): Likewise.
6592 (elimination_effects): Likewise.
6593 (scan_paradoxical_subregs): Likewise.
6594 * alias.c (rtx_equal_for_memref_p): Likewise.
6595 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
6596 * emit-rtl.c (const_fixed_htab): New hash table.
6597 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
6599 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
6600 const_fixed_from_fixed_value): New functions.
6601 (verify_rtx_sharing): Handle CONST_FIXED.
6602 (copy_rtx_if_shared_1): Likewise.
6603 (reset_used_flags): Likewise.
6604 (set_used_flags): Likewise.
6605 (copy_insn_1): Likewise.
6606 (init_emit_once): Create const_fixed_htab.
6607 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
6609 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
6611 PR tree-optimization/32949
6612 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
6613 before failing for ivs with non-constant step.
6615 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
6617 * doc/md.texi (Iterators): Renamed from Macros. All contents
6618 changed to reflect rename of respectively define_code_macro and
6619 define_mode_macro to define_code_iterator and define_mode_iterator.
6620 (Mode Iterators, Code Iterators): Similar.
6621 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
6622 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
6623 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
6624 (initialize_iterators, find_iterator, check_code_iterator)
6625 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
6626 (read_mapping, read_rtx_1): Similar.
6627 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
6628 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
6629 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
6630 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6631 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6632 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6633 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6634 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6635 config/rs6000/sync.md, config/rs6000/rs6000.md,
6636 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6637 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6638 config/vax/vax.md, config/bfin/bfin.md: Similar.
6640 2007-08-22 David Daney <ddaney@avtrex.com>
6642 * doc/install.texi (Testing): Mention testing on a simulator.
6644 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6646 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6648 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6649 and rearrange floating point conversion functions into different
6652 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6654 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6655 dfa_post_advance_cycle): New scheduler hooks.
6656 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6657 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6659 (TARGET_SCHED): Use them.
6660 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6661 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6662 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6664 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6665 function to facilitate debugging.
6666 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6667 (output_insn_has_dfa_reservation_p): New static function to output
6668 insn_has_dfa_reservation_p ().
6669 (write_automata): Use it.
6670 * genattr.c (main): Output declaration for
6671 insn_has_dfa_reservation_p ().
6673 2007-08-22 Christian Bruel <christian.bruel@st.com>
6674 Richard Guenther <rguenther@suse.de>
6676 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6677 * simplify_rtx (simplify_binary_operation_1): Likewise.
6679 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6681 PR rtl-optimization/32557
6682 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6683 of REGNO (mws->mw_reg).
6685 2007-08-22 Richard Guenther <rguenther@suse.de>
6688 * builtins.c (expand_builtin_int_roundingfn): Replace call
6689 argument wrapped with SAVE_EXPR directly.
6690 (expand_builtin_int_roundingfn_2): Likewise.
6692 2007-08-22 Richard Guenther <rguenther@suse.de>
6694 * tree-inline.c (inlinable_function_p): Restore disregarding
6695 inline limits for GNU extern inline functions.
6697 2007-08-22 Richard Guenther <rguenther@suse.de>
6700 * tree.c (host_integerp): Treat sizetype as signed as it is
6703 2007-08-21 Ian Lance Taylor <iant@google.com>
6705 PR tree-optimization/33134
6706 * tree-vrp.c (adjust_range_with_scev): Call
6707 set_value_range_to_value.
6709 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6711 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6714 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6716 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6719 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6721 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6722 cases to set eight bytes at a time.
6723 (expand_block_move): Likewise.
6725 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6728 * dwarf2out.c (gen_decl_die): Don't call
6729 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6731 2007-08-21 Paul Brook <paul@codesourcery.com>
6732 Nathan Sidwell <nathan@codesourcery.com>
6733 Mark Mitchell <mark@codesourcery.com>
6734 Joseph Myers <joseph@codesourcery.com>
6736 * configure.ac: Add --with-pkgversion and --with-bugurl.
6737 * configure: Regenerate.
6738 * doc/install.texi: Document them.
6739 * version.c (version_string): Remove VERSUFFIX.
6740 (VERSUFFIX): Remove.
6741 (pkgversion_string): New.
6742 (bug_report_url): Do not hard-code initializer.
6743 * version.h (pkgversion_string): Declare.
6744 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6746 (version.o): Define PKGVERSION and BUGURL.
6747 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6748 (%.pod): Define BUGURL.
6749 * gcc.c (process_command, main): Use pkgversion_string.
6750 * toplev.c (compile_file, print_version): Likewise.
6751 * protoize.c (main): Likewise.
6752 * gcov.c (print_version): Likewise. Update copyright date.
6753 * gcov-dump.c (print_version): Likewise. Update copyright date.
6754 * mips-tdump.c (main): Likewise. Update copyright date.
6755 * mips-tfile.c (main): Likewise. Update copyright date.
6756 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6757 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6758 shorten description.
6759 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6760 * doc/gccint.texi: Likewise.
6761 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6762 Update copyright date.
6764 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6766 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6767 (ix86_expand_strlensi_unroll_1): Ditto.
6768 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6769 (ix86_expand_carry_flag_compare): Update comment.
6771 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6774 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6775 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6777 2007-08-21 Richard Guenther <rguenther@suse.de>
6779 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6781 2007-08-21 Richard Guenther <rguenther@suse.de>
6784 * fold-const.c (fold_binary): Remove index +p PTR folding.
6785 Fix types of POINTER_PLUS_EXPR generated by folding of
6788 2007-08-20 Chao-ying Fu <fu@mips.com>
6790 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6791 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6792 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6793 (c_common_fixed_point_type_for_size): Declare.
6794 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6795 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6796 (c_token_starts_declspecs): Likewise.
6797 (c_parser_declspecs): Likewise.
6798 (c_parser_attributes): Likewise.
6799 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6800 (c_declspecs): Add saturating_p.
6801 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6802 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6803 _Sat. Handle RID_SAT.
6804 Avoid using void, bool, char, int, float, double, _Decimal32,
6805 _Decimal64, _Decimal128, and complex with _Sat.
6806 Handle RID_FRACT and RID_ACCUM.
6807 Make sure _Sat is used with _Fract or _Accum.
6808 (finish_declspecs): Handle cts_fract and cts_accum.
6809 * c-common.c (fixed-value.h): New include.
6810 (constant_expression_warning): Handle FIXED_CST.
6811 (overflow_warning): Likewise.
6812 (warnings_for_convert_and_check): Likewise.
6813 (c_common_fixed_point_type_for_size): New.
6814 (c_common_type_for_mode): Handle fixed-point modes to
6815 return various saturating/non-saturating, signed/unsigned types.
6816 (c_common_signed_or_unsigned_type): Support fixed-point types.
6817 (shorten_compare): Check fixed-point zero.
6818 Handle FIXED_POINT_TYPE.
6819 (c_common_truthvalue_conversion): Handle FIXED_CST.
6820 Handle FIXED_POINT_TYPE.
6821 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6823 (handle_mode_attribute): Handle fixed-point modes. Need to check
6824 if the signness of base type and fixed-point modes are consistent.
6825 (handle_vector_size_attribute): Handle fixed-point modes.
6826 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6827 (warn_for_div_by_zero): Check fixed-point zero.
6828 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6829 a common fixed-point type based on fbit, ibit, sign, and saturation.
6830 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6831 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6832 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6833 (convert_for_assignment): Support FIXED_POINT_TYPE.
6834 (digest_init): Handle FIXED_POINT_TYPE.
6835 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6836 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6837 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6838 GE_EXPR, LT_EXPR, GT_EXPR.
6839 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6840 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6841 * target.h (gcc_target): Add fixed_point_supported_p.
6842 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6843 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6844 (default_fixed_point_supported_p): Define.
6845 * targhooks.h (default_fixed_point_supported_p): Declare.
6846 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6847 * doc/install.texi (Configuration): Add --enable-fixed-point.
6848 * configure.ac (--enable-fixed-point): New to enable fixed-point
6849 arithmetic extension to C. For mips targets, we enable it by default.
6850 * configure, config.in: Regenerate.
6852 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6854 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6856 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6858 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6859 DWARF2_DEBUGGING_INFO.
6860 (cold_text_section_used): Same.
6861 (cold_text_section): Same.
6863 2007-08-20 Richard Guenther <rguenther@suse.de>
6865 * c-typeck.c (convert_for_assignment): Use the type of
6866 the member for the initialization.
6868 2007-08-20 Richard Guenther <rguenther@suse.de>
6870 * c-objc-common.c (c_disregard_inline_limits): Remove.
6871 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6872 * cgraphunit.c (cgraph_process_new_functions): Call
6873 disregard_inline_limits_p.
6874 (cgraph_preserve_function_body_p): Likewise.
6875 * ipa-inline.c (compute_inline_parameters): Likewise.
6876 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6878 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6879 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6880 disregard_inline_limits langhook.
6881 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6883 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6884 disregard_inline_limits langhook.
6885 * tree-inline.c (disregard_inline_limits_p): New function.
6886 * tree-inline.h (disregard_inline_limits_p): Declare.
6888 2007-08-20 Richard Guenther <rguenther@suse.de>
6890 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6891 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6892 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6893 auto_var_in_fn_p langhook.
6894 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6896 * tree.c (auto_var_in_fn_p): ... here.
6897 (find_var_from_fn): Call auto_var_in_fn_p directly.
6898 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6899 auto_var_in_fn_p langhook.
6900 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6901 (copy_body_r): Likewise.
6902 (self_inlining_addr_expr): Likewise.
6903 * tree.h (auto_var_in_fn_p): Declare.
6905 2007-08-20 Richard Guenther <rguenther@suse.de>
6907 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6908 (walk_type_fields): Take lh parameter.
6909 (walk_tree): Rename to ...
6910 (walk_tree_1): ... this. Do not call the walk_subtrees
6911 langhook but the now passed callback. Pass lh on recursion.
6912 (walk_tree_without_duplicates): Rename to ...
6913 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6914 and call walk_tree_1.
6915 * tree.h (walk_tree_lh): New typedef.
6916 (walk_tree_1): Declare.
6917 (walk_tree_without_duplicates_1): Likewise.
6918 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6919 (walk_tree_without_duplicates): New define to
6920 walk_tree_without_duplicates_1 with NULL lh parameter.
6921 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6922 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6924 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6925 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6926 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6929 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6932 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6933 code in front of the compacting of basic blocks.
6934 Move the folding of statements inbetween the cgraph checking
6935 and compacting of basic blocks.
6937 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6938 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6941 * config/alpha/alpha.c (va_list_skip_additions): Check for
6942 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6943 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6944 PLUS_EXPR when checking ap.__base.
6945 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6946 when doing addition on pointer types. Use size_int instead of
6948 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6949 ptr_type in the second operand.
6951 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6954 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6956 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6959 * cfgexpand.c (expand_one_register_var): Mark pointer
6960 DECL_ARTIFICIAL as REG_POINTER also.
6961 * stmt.c (expand_decl): Likewise.
6963 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6970 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6971 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6972 on_worklist argument and avoid adding things to worklist multiple
6974 (add_to_worklist): Ditto.
6975 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6976 single SFT is clobbered.
6977 (set_initial_properties): Ditto.
6978 (compute_call_clobbered): Update for changes to function
6980 (create_overlap_variables_for): Always create SFT for offset 0.
6981 (create_structure_vars): Handle PHI's, since we are in SSA form at
6983 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6984 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6986 (add_vars_for_offset): Figure out aliases from access + points-to.
6987 (add_virtual_operand): Use add_vars-for_offset.
6988 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6989 (add_call_clobber_ops): Remove makes_clobbering_call set.
6990 (get_expr_operands): Always pass through the INDIRECT_REF
6992 * tree-ssa-structalias.c (struct constraint_graph): Remove
6994 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6995 address_taken, pt_used, number_incoming.
6996 (FIRST_ADDR_NODE): Removed.
6997 (merge_graph_nodes): Remove broken code for the moment.
6998 (init_graph): New function.
6999 (build_pred_graph): Remove code to init_graph.
7000 Add location equivalence support.
7001 (struct scc_info): Rename roots to deleted.
7003 (init_scc_info): Ditto
7004 (init_topo_info): Use graph->size.
7005 (compute_topo_order): Ditto.
7006 (do_da_constraint): Removed.
7007 (do_sd_constraint): Remove calls to find().
7008 set_union_with_increment should always get 0 as last arg here.
7009 (do_complex_constraint): Replace do_da_constraint with assert.
7011 (struct equiv_class_label): New.
7012 (pointer_equiv_class_table): Ditto.
7013 (location_equiv_class_table): Ditto.
7014 (equiv_class_label_hash): Ditto.
7015 (equiv_class_label_eq): Ditto
7016 (equiv_class_lookup): Ditto.
7017 (equiv_class_ladd): Ditto.
7018 (pointer_equiv_class): Ditto.
7019 (location_equiv_class): Ditto.
7020 (condense_visit): Rename and rewrite from label_visit to do only
7021 SCC related stuff for HU.
7022 (label_visit): Do HU work for HU.
7023 (perform_var_substitution): Update to do HU and location
7025 (free_var_substitution_info): Update to free HU and location
7026 equivalence structures. */
7027 (find_equivalent_node): Update for pointer but not location
7029 (unite_pointer_equivalences): New function.
7030 (move_complex_constraints): Rewrite to only do moving.
7031 (rewrite_constraints): Split out of move_complex_constraints.
7032 (solve_graph): Use graph->size.
7033 (process_constraint_1): Add from_call argument, use it.
7034 Split *a = &b into two constraints.
7035 (process_constraint): Use new process_constraint_1.
7036 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7037 (get_constraint_for): Handle non-pointer integers properly.
7038 Remove code that used to handle structures.
7039 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7040 with unknown addends.
7041 (handle_rhs_call): New function.
7042 (find_func_aliases): Use handle_rhs_call.
7043 (set_uids_in_ptset): Add an assert.
7044 (set_used_smts): Fix bug in not considering unified vars.
7045 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7046 (compute_points_to_sets): Update for other function changes.
7047 (delete_points_to_sets): Ditto.
7048 (ipa_pta_execute): Ditto.
7049 (pass_ipa_pta): We need to update SSA after ipa_pta.
7051 2007-08-19 Jan Hubicka <jh@suse.cz>
7053 * i386.md: Replace "rim" and "mri" constraints by "g".
7055 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7057 * dwarf2out.c (text_section_used, cold_text_section_used,
7058 cold_text_section, dwarf2out_note_section_used): New.
7059 (dwarf2out_init): Initialize cold_text_section.
7060 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7061 dwarf2out_note_section_used.
7062 (size_of_aranges): Only count entry for text section if it was
7063 used. Count entry for cold text section if it was used.
7064 (output_aranges): Only output entries for text section and cold
7065 text section if they were used.
7067 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7069 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7071 (debug_generic_stmt): Likewise.
7072 (debug_tree_chain): Likewise.
7074 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7076 * tree-data-refs.c (split_constant_offset): Expose.
7077 * tree-data-refs.h (split_constant_offset): Add declaration.
7079 * tree-vectorizer.h (dr_alignment_support): Renamed
7080 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7081 Added a new value dr_explicit_realign.
7082 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7083 dr_offset, dr_step, and dr_aligned_to, along with new access
7084 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7085 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7086 STMT_VINFO_DR_ALIGNED_TO.
7088 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7090 In case of outer-loop vectorization with non-fixed misalignment - use
7091 the dr_explicit_realign scheme instead of the optimized realignment
7093 (new_stmt_vec_info): Initialize new fields.
7095 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7096 'nested_in_vect_loop' case. Change verbosity level.
7097 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7098 Don't fail on zero step in the outer-loop for loads.
7099 (vect_analyze_data_refs): Call split_constant_offset to calculate
7100 base, offset and init relative to the outer-loop.
7102 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7103 BSI function argument with a new function argument - at_loop.
7104 Simplify the condition that determines STEP. Takes additional argument
7105 INV_P. Support outer-loop vectorization (handle the
7106 nested_in_vect_loop case), including zero step in the outer-loop. Call
7107 vect_create_addr_base_for_vector_ref with additional argument.
7108 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7109 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7110 Fixed and simplified calculation of step.
7111 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7112 of bsi, and with additional argument. Call bump_vector_ptr with
7113 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7114 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7115 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7116 when the realignment setup needs to take place inside the loop.
7117 Support the dr_explicit_realign scheme. Allow generating the optimized
7118 realignment scheme for outer-loop vectorization. Added documentation.
7119 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7120 the 'nested_in_vect_loop' case, including loads that are invariant in
7121 the outer-loop and the realignment schemes. Handle the case when the
7122 realignment setup needs to take place inside the loop. Call
7123 vect_setup_realignment with additional arguments. Call
7124 vect_create_data_ref_ptr with additional argument and with loop instead
7125 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7126 (vect_gen_niters_for_prolog_loop): Call
7127 vect_create_addr_base_for_vector_ref with additional arguments.
7128 (vect_create_cond_for_align_checks): Likewise.
7129 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7130 scheme: takes additional argument bump; argument ptr_incr is now
7131 optional; updated documentation.
7132 (vect_init_vector): Takes additional argument (bsi). Use it, if
7133 available, to insert the vector initialization.
7134 (get_initial_def_for_induction): Pass additional argument in call to
7136 (vect_get_vec_def_for_operand): Likewise.
7137 (vect_setup_realignment): Likewise.
7138 (vectorizable_load): Likewise.
7140 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7142 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7143 as argument instead of struct loop.
7144 (nested_in_vect_loop_p): New function.
7145 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7147 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7148 from other phis in the loop.
7149 (destroy_loop_vec_info): Add additional argument to declaration.
7151 * tree-vectorizer.c (supportable_widening_operation): Also check if
7152 nested_in_vect_loop_p (don't allow changing the order in this case).
7153 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7154 of struct loop. Call nested_in_vect_loop_p and don't require
7155 flag_unsafe_math_optimizations if it returns true.
7156 (new_stmt_vec_info): When setting def_type for phis differentiate
7157 loop-header phis from other phis.
7158 (bb_in_loop_p): New function.
7159 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7160 just update their loop_vinfo. Order of BB traversal now matters -
7161 call dfs_enumerate_from with bb_in_loop_p.
7162 (destroy_loop_vec_info): Takes additional argument to control whether
7163 stmt_vinfo of the loop stmts should be destroyed as well.
7164 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7165 reduction stmt to be defines by a non loop-header phi.
7166 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7168 * tree-vect-transform.c (vectorizable_reduction): Call
7169 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7170 (vectorizable_call): Likewise.
7171 (vectorizable_conversion): Likewise.
7172 (vectorizable_operation): Likewise.
7173 (vectorizable_type_promotion): Likewise.
7174 (vectorizable_type_demotion): Likewise.
7175 (vectorizable_store): Likewise.
7176 (vectorizable_live_operation): Likewise.
7177 (vectorizable_reduction): Likewise. Also pass loop_info to
7178 vect_is_simple_reduction instead of loop.
7179 (vect_init_vector): Call nested_in_vect_loop_p.
7180 (get_initial_def_for_reduction): Likewise.
7181 (vect_create_epilog_for_reduction): Likewise.
7182 (vect_init_vector): Check which loop to work with, in case there's an
7184 (get_initial_def_for_inducion): Extend to handle outer-loop
7185 vectorization. Fix indentation.
7186 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7187 In the case vect_induction_def get the vector def from the induction
7188 phi node, instead of calling get_initial_def_for_inducion.
7189 (get_initial_def_for_reduction): Extend to handle outer-loop
7191 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7193 (vect_transform_loop): Change assert to just skip this case. Add a
7195 (vect_finish_stmt_generation): Add a couple asserts.
7197 (vect_estimate_min_profitable_iters): Multiply
7198 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7200 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7201 this is an inner-loop reduction in outer-loop vectorization.
7203 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7204 Same code as what used to be vect_analyze_scalar_cycles, only with
7205 additional argument loop, and loop_info passed to
7206 vect_is_simple_reduction instead of loop.
7207 (vect_analyze_scalar_cycles): Code factored out into
7208 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7209 Updated documentation.
7210 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7211 outer-loop vectorization that are live or not used in the outerloop,
7212 cause this requires special handling.
7213 (vect_enhance_data_refs_alignment): Don't consider versioning for
7215 (vect_analyze_data_refs): Check that there are no datarefs in the
7217 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7218 and vect_used_in_outer_by_reduction cases.
7219 (process_use): Also consider the case of outer-loop stmt defining an
7220 inner-loop stmt and vice versa.
7221 (vect_analyze_loop_1): New function.
7222 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7223 loops. Call vect_analyze_loop_1.
7224 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7225 been vectorized. Call destroy_loop_vec_info with additional argument.
7227 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7228 in the inner-loop when doing outer-loop vectorization. Add
7229 documentation and printout.
7230 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7231 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7233 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7235 * tree-affine.h (print_aff): New prototype.
7236 (debug_aff): Likewise.
7237 * tree-affine.c (print_aff): New function.
7238 (debug_aff): Likewise.
7240 2007-08-18 Paul Brook <paul@codesourcery.com>
7241 Joseph Myers <joseph@codesourcery.com>
7243 * common.opt (-fdebug-prefix-map=): New option.
7244 * opts.c: Include debug.h.
7245 (common_handle_option): Handle -fdebug-prefix-map.
7246 * final.c: Include ggc.h.
7247 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7248 remap_debug_filename): New.
7249 * Makefile.in (final.o, opts.o): Update dependencies.
7250 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7251 * configure.ac: Check for assembler --debug-prefix-map support.
7252 * configure, config.in: Regenerate.
7253 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7254 (ASM_DEBUG_SPEC): Include ASM_MAP.
7255 * doc/install.texi (--with-debug-prefix-map): Document.
7256 * doc/invoke.texi (-fdebug-prefix-map): Document.
7257 * dbxout.c (dbxout_init, dbxout_start_source_file,
7258 dbxout_source_file): Call remap_debug_filename.
7259 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7260 dwarf2out_start_source_file, dwarf2out_finish): Call
7261 remap_debug_filename.
7262 (file_table_relative_p): Do not check d->emitted_number.
7263 * toplev.c (output_file_directive): Call remap_debug_filename.
7264 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7265 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7267 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7269 * loop-invariant.c (find_invariants_to_move): Add missing macro
7272 2007-08-17 Tom Tromey <tromey@redhat.com>
7274 * tree.h (struct tree_label_decl): Removed old "java" fields.
7276 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7277 Nigel Stephens <nigel@mips.com>
7279 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7280 Treat -mno-data-in-code and -mcode-xonly as aliases for
7281 -mcode-readable=no and -mcode-readable=pcrel respectively.
7282 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7283 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7284 (MULTILIB_DIRNAMES): Update accordingly.
7286 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7288 * Makefile.in (version.o): Depend on $(REVISION) only if
7289 REVISION_s is defined.
7291 2007-08-17 Sa Liu <saliu@de.ibm.com>
7292 Ulrich Weigand <uweigand@de.ibm.com>
7295 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7296 use build_qualified_type to retain qualifiers of the base type.
7298 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
7300 * config/score/score.md : Update pattern tablejump.
7301 * config/score/score.c : Update score_initialize_trampoline
7303 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
7304 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
7305 * doc/contrib.texi: Add my entry.
7307 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
7309 * Makefile.in (REVISION): New.
7312 (version.o): Also depend on $(REVISION). Add
7313 -DREVISION=$(REVISION_s).
7315 * version.c (version_string): Add REVISION.
7317 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
7319 * tree-eh.c (lower_try_finally_onedest): Reset the locus
7320 of GOTO that's relocated to a different block.
7322 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7324 * c-common.c (const_strip_array_types): New.
7325 * c-common.h (lang_missing_noreturn_ok_p): Delete.
7326 (const_strip_array_types): New.
7327 * c-objc-common.c (c_disregard_inline_limits,
7328 c_warn_unused_global_decl): Constify.
7329 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
7330 c_vla_type_p, c_incomplete_type_error): Likewise.
7331 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
7332 * hooks.c (hook_bool_const_tree_false): New.
7333 * hooks.h (hook_bool_const_tree_false): Likewise.
7334 * langhooks-def.h (lhd_warn_unused_global_decl,
7335 lhd_incomplete_type_error, lhd_expr_size,
7336 lhd_tree_inlining_disregard_inline_limits,
7337 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7338 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
7339 * langhooks.c (lhd_warn_unused_global_decl,
7340 lhd_incomplete_type_error,
7341 lhd_tree_inlining_disregard_inline_limits,
7342 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7343 lhd_expr_size): Likewise.
7344 * langhooks.h (lang_hooks_for_tree_inlining,
7345 lang_hooks_for_tree_dump, lang_hooks_for_types,
7346 lang_hooks_for_decls, lang_hooks): Likewise.
7347 * pointer-set.c (pointer_set_t, pointer_set_create,
7348 pointer_set_contains, insert_aux, pointer_set_insert,
7349 pointer_set_traverse, pointer_map_t, pointer_map_create,
7350 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
7352 * pointer-set.h (pointer_set_contains, pointer_set_insert,
7353 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
7354 pointer_map_traverse): Likewise.
7355 * predict.c (assert_is_empty): Likewise.
7356 * tree-affine.c (free_name_expansion): Likewise.
7357 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
7358 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
7359 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
7361 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
7363 * tree-vectorizer.c (new_loop_vec_info): Initialize new
7365 (destroy_loop_vec_info): Add call to VEC_free.
7366 * tree-vectorizer.h (may_alias_ddrs): Define.
7367 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
7368 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7369 Change reporting to dump.
7370 (vect_is_duplicate_ddr): New.
7371 (vect_mark_for_runtime_alias_test): New.
7372 (vect_analyze_data_ref_dependences) Add call to
7373 vect_mark_for_runtime_alias_test.
7374 (vect_enhance_data_refs_alignment): Define local variable
7375 vect_versioning_for_alias_required, don't perform
7376 peeling for alignment if versioning for alias is
7378 (vect_enhance_data_refs_alignment): Use
7379 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
7380 PARAM_VECT_MAX_VERSION_CHECKS.
7381 * tree-vect-transform.c
7382 (vect_create_cond_for_alias_checks): New.
7383 (vect_transform_loop): Add call to
7384 vect_create_cond_for_alias_checks.
7385 (vect_vfa_segment_size): New.
7386 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
7388 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
7389 * gcc/doc/invoke.texi
7390 (vect-max-version-for-alignment-checks): Document.
7391 (vect-max-version-for-alias-checks): Document.
7392 (vect-max-version-checks): Remove.
7394 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
7396 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
7397 the same line as the instruction for all asm dialects.
7398 (*rep_movsi): Ditto.
7399 (*rep_movsi_rex64): Ditto.
7400 (*rep_movqi): Ditto.
7401 (*rep_movqi_rex64): Ditto.
7402 (*rep_stosdi_rex64): Ditto.
7403 (*rep_stossi): Ditto.
7404 (*rep_stossi_rex64): Ditto.
7405 (*rep_stosqi): Ditto.
7406 (*rep_stosqi_rex64): Ditto.
7407 (*cmpstrnqi_nz_1): Ditto.
7408 (*cmpstrnqi_nz_rex_1): Ditto.
7409 (*cmpstrnqi_1): Ditto.
7410 (*cmpstrnqi_rex_1): Ditto.
7411 (*strlenqi_1): Ditto.
7412 (*strlenqi_rex_1): Ditto.
7413 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
7414 prefix on the same line as the instruction for all asm dialects.
7415 (sync_double_compare_and_swap<mode>): Ditto.
7416 (*sync_double_compare_and_swapdi_pic): Ditto.
7417 (*sync_compare_and_swap_cc<mode>): Ditto.
7418 (sync_double_compare_and_swap_cc<mode>): Ditto.
7419 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7420 (sync_old_add<mode>): Ditto.
7421 (sync_add<mode>): Ditto.
7422 (sync_sub<mode>): Ditto.
7423 (sync_ior<mode>): Ditto.
7424 (sync_and<mode>): Ditto.
7425 (sync_xor<mode>): Ditto.
7427 2007-08-16 Richard Sandiford <richard@codesourcery.com>
7430 * reload.c (find_reloads): Check that the memory returned by
7431 find_reloads_toplev was not the result of forcing a constant
7433 (find_reloads_toplev): Always use simplify_gen_subreg to get
7434 the subreg of a constant. If the result is also a constant,
7435 but not a legitimate one, force it into the constant pool
7436 and reload its address.
7438 2007-08-15 David Edelsohn <edelsohn@gnu.org>
7440 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
7443 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
7445 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
7446 directive for the current vector ABI.
7448 2007-08-15 Steve Ellcey <sje@cup.hp.com>
7451 * caller-save.c (reg_save_code): Set invalide status on restore code.
7453 2007-08-15 Diego Novillo <dnovillo@google.com>
7455 * tree-ssa-alias.c (compute_memory_partitions): Use
7456 alias_bitmap_obstack to allocate bitmaps.
7457 (reset_alias_info): Factor out of init_alias_info.
7458 Mark all name tags not associated to an SSA name for renaming.
7459 (init_alias_info): Call it.
7460 (create_name_tags): Tidy. Add comments.
7461 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
7463 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7465 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
7466 scheduler dependencies.
7468 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
7470 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
7472 (*iorsi_1_zext): Likewise.
7473 (*iorsi_1_zext_imm): Likewise.
7474 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
7475 with "rm"/"xm" constraint.
7476 (sse2_vmsqrtv2df2): Likewise.
7478 2007-08-15 Jakub Jelinek <jakub@redhat.com>
7481 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
7484 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
7486 * tree-pass.h (PROP_pta): Removed.
7487 (TODO_rebuild_alias): New.
7488 (pass_may_alias): Removed.
7489 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
7490 aliasing if we changed something.
7491 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
7493 (pass_may_alias): Removed.
7494 (create_structure_vars): Return TODO_rebuild_alias.
7495 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
7496 * tree-sra.c (tree_sra): Only rebuild aliasing if something
7498 (tree_sra_early): We never affect aliasing right now.
7499 * tree-flow.h (compute_may_aliases): New prototype.
7500 * passes.c: Remove pass_may_alias from the passes.
7501 (execute_function_todo): Support TODO_rebuild_alias.
7503 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
7505 * i386.c: (legitimize_address): Move dllimported variable check
7506 infront of legitimizing pic address of CONST symbols.
7508 2007-08-14 Steve Ellcey <sje@cup.hp.com>
7510 PR tree-optimization/32941
7511 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
7512 (goto_queue_cmp): Remove.
7513 (find_goto_replacement): Change search method.
7514 (maybe_record_in_goto_queue): Add assert.
7515 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
7516 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
7518 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7520 * alias.c (component_uses_parent_alias_set): Constify.
7521 * alias.h (component_uses_parent_alias_set): Likewise.
7522 * cfgrtl.c (print_rtl_with_bb): Likewise.
7523 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
7524 mpz_get_double_int): Likewise.
7525 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
7526 mpz_get_double_int): Likewise.
7527 * expr.c (is_aligning_offset, undefined_operand_subword_p,
7528 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
7530 * expr.h (safe_from_p): Likewise.
7531 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
7533 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
7534 zero_sized_type, goa_lhs_expr_p): Likewise.
7535 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
7536 * rtl.h (print_rtl_with_bb): Likewise.
7537 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
7538 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
7539 * tree-flow-inline.h (bb_stmt_list): Constify.
7540 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
7542 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
7543 const_first_stmt, const_last_stmt): New.
7544 (block_may_fallthru, empty_block_p): Constify.
7545 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
7546 EXPR_ONLY_BODY): New.
7547 (expr_first, expr_last, expr_only): Use macro for body.
7548 (const_expr_first, const_expr_last, const_expr_only): New.
7549 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
7550 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
7551 ctsi_prev, ctsi_stmt): New.
7552 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
7553 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
7554 * tree-ssa-loop-niter.c (loop_only_exit_p,
7555 derive_constant_upper_bound): Likewise.
7556 * tree-ssa-phiopt.c (empty_block_p): Likewise.
7557 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
7558 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
7559 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
7560 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
7561 * tree.c (get_type_static_bounds): Likewise.
7562 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
7563 (get_type_static_bounds): Constify.
7565 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7568 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
7569 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
7570 (*<addsub><mode>3_cc_overflow): New.
7571 (*add<mode>3_cconly_overflow): New.
7572 (*sub<mode>3_cconly_overflow): New.
7573 (*<addsub>si3_zext_cc_overflow): New.
7574 * config/i386/predicates.md (fcmov_comparison_operator): Accept
7575 CCCmode for LTU, GTU, LEU and GEU.
7576 (ix86_comparison_operator): Likewise.
7577 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
7578 * config/i386/i386.c (put_condition_code): Support CCCmode.
7579 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
7580 or MINUS expressions.
7582 2007-08-14 Andrew Pinski <pinskia@gmail.com>
7585 * c-typeck.c (build_binary_op): Disallow vector float types with
7586 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
7588 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7590 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
7591 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
7592 (dep_def): New typedef.
7593 (init_dep_1, sd_debug_dep): Declare functions.
7594 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
7595 (debug_dep_links): Remove.
7596 (struct _deps_list): New field 'n_links'.
7597 (DEPS_LIST_N_LINKS): New macro.
7598 (FOR_EACH_DEP_LINK): Remove.
7599 (create_deps_list, free_deps_list, delete_deps_list): Remove
7601 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7602 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7603 (copy_deps_list_change_con, move_dep_link): Ditto.
7604 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
7605 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
7607 (INSN_BACK_DEPS): Remove.
7608 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
7610 (INSN_DEP_COUNT): Remove.
7611 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
7612 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
7613 Declare global variables.
7614 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
7615 (add_forw_dep, compute_forward_dependences): Remove declarations.
7616 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
7617 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7618 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
7620 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
7622 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
7623 (sd_list_types_def): New typedef.
7624 (sd_next_list): Declare function.
7625 (struct _sd_iterator): New type.
7626 (sd_iterator_def): New typedef.
7627 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
7629 (FOR_EACH_DEP): New cycle wrapper.
7630 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7632 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7633 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7636 * sched-deps.c (init_dep_1): Make global.
7637 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7639 (dump_dep): New static function.
7640 (dump_dep_flags): New static variable.
7641 (sd_debug_dep): New function.
7642 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7644 (move_dep_link): Use remove_from_deps_list (), instead of
7646 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7647 (dep_link_is_detached_p): New static function.
7648 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7650 (dn_pool, dl_pool): New alloc_pools.
7651 (dn_pool_diff, dl_pool_diff): New static variables.
7652 (create_dep_node, delete_dep_node): New static function.
7653 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7654 (deps_list_empty_p): Make it static. Use 'n_links' field.
7655 (deps_pools_are_empty_p): New static function.
7656 (alloc_deps_list, delete_deps_list): Remove.
7657 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7658 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7659 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7660 (forward_dependency_cache): Remove.
7661 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7662 'back' from the names. Change signature to use dep_t instead of
7664 (add_back_dep): Ditto. Make global.
7665 (check_dep_status): Rename to check_dep ().
7666 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7668 (sd_finish_insn): Ditto.
7669 (sd_find_dep_between_no_cache): New static function.
7670 (sd_find_dep_between): New function.
7671 (ask_dependency_caches, set_dependency_caches): New static functions.
7672 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7673 (add_or_update_dep_1): Separate pieces of functionality into
7674 ask_dependency_caches (), update_dependency_caches (),
7675 change_spec_dep_to_hard (), update_dep ().
7676 (get_back_and_forw_lists): New static function.
7677 (sd_add_dep): Separate setting of dependency caches into
7678 set_dependency_caches ().
7679 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7681 (sd_delete_dep): Ditto.
7682 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7683 (dump_lists): New static function.
7684 (sd_debug_lists): New debug function.
7685 (delete_all_dependences, fixup_sched_groups): Update to use
7686 sd_* infrastructure.
7687 (sched_analyze_2): Create data-speculative dependency only if
7688 data-speculation is enabled.
7689 (sched_analyze_insn): If insn cannot be speculative, make all its
7690 dependencies non-speculative.
7691 (sched_analyze): Use sd_init_insn ().
7692 (add_forw_dep, compute_forward_dependencies): Remove.
7693 (delete_dep_nodes_in_back_deps): New static function.
7694 (sched_free_deps): New function.
7695 (init_dependency_caches): Init alloc_pools.
7696 (extend_depedency_caches): Update after removing of
7697 forward_dependency_cache.
7698 (free_dependency_caches): Ditto. Free alloc_pools.
7699 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7700 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7702 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7703 (add_dependence): Use init_dep ().
7704 (get_dep_weak_1): New static function.
7705 (get_dep_weak): Move logic to get_dep_weak_1 ().
7706 (dump_ds): New static function moved from haifa-sched.c:
7707 debug_spec_status ().
7708 (debug_ds): New debug function.
7709 (check_dep_status): Rename to check_dep (). Update to check whole
7712 * haifa-sched.c (spec_info): Make global.
7713 (added_recovery_block_p): Rename to
7714 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7715 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7716 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7717 to use new interfaces.
7718 (ok_for_early_queue_removal): Ditto.
7719 (schedule_block): Initialize logical uids of insns emitted by the
7721 (sched_init): Initialize new variable.
7722 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7724 (extend_global): Initialize insn data.
7725 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7726 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7728 (add_to_speculative_block): Update to use new interfaces.
7729 (create_recovery_block): Set new variables.
7730 (create_check_block_twin, fix_recovery_deps): Update to use new
7732 (sched_insn_is_legitimate_for_speculation_p): New function.
7733 (speculate_insn): Move checking logic to
7734 sched_insn_is_legitimate_for_speculation_p ().
7735 (sched_remove_insn): Finalize sched-deps information of instruction.
7736 (clear_priorities, add_jump_dependencies): Update to use new
7738 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7740 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7741 to use new interfaces.
7742 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7743 (new_ready): Try to use control speculation only if it is available.
7744 (add_branch_dependences): Update to use new interfaces.
7745 (compute_block_backward_dependences): Rename to
7746 compute_block_dependences (). Call
7747 targetm.sched.dependencies_evaluation_hook ().
7748 (free_block_dependencies): New static function.
7749 (debug_dependencies): Update to use new interfaces.
7750 (schedule_region): Remove separate computation of forward dependencies.
7751 Move call of targetm.sched.dependencies_evaluation_hook () to
7752 compute_block_dependences (). Free dependencies at the end of
7753 scheduling the region.
7755 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7757 (add_deps_for_risky_insns): Ditto.
7758 (schedule_ebb): Remove separate computation of forward dependencies.
7759 Free dependencies at the end of scheduling the ebb.
7761 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7762 (build_intra_loop_deps): Ditto. Remove separate computation of
7763 forward dependencies. Free sched-deps dependencies.
7765 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7766 to use new interfaces.
7767 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7769 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7771 (is_costly_group): Ditto.
7773 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7775 * alias.c (rtx_equal_for_memref_p): Constify.
7776 * basic-block.h (const_edge, const_basic_block): New.
7777 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7778 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7779 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7780 probably_never_executed_bb_p, edge_probability_reliable_p,
7781 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7782 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7784 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7785 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7787 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7788 flow_nodes_print, dfs_enumerate_from): Likewise.
7789 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7790 control_flow_insn_p, count_basic_blocks): Likewise.
7791 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7792 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7793 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7794 average_num_loop_insns, loop_exit_edge_p,
7795 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7796 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7797 average_num_loop_insns, seq_cost): Likewise.
7798 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7799 * dominance.c (dominated_by_p): Likewise.
7800 * emit-rtl.c (validate_subreg): Likewise.
7801 * except.c (can_throw_internal, can_throw_external): Likewise.
7802 * except.h (can_throw_internal, can_throw_external): Likewise.
7803 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7804 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7805 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7806 simple_mem, store_ops_ok, load_kills_store, find_loads,
7807 store_killed_in_insn, store_killed_after, store_killed_before,
7808 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7810 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7811 noce_mem_write_may_trap_or_fault_p): Likewise.
7812 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7814 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7816 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7817 probably_cold_bb_p, probably_never_executed_bb_p,
7818 edge_probability_reliable_p, br_prob_note_reliable_p,
7819 can_predict_insn_p): Likewise.
7820 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7821 * resource.c (return_insn_p): Likewise.
7822 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7824 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7825 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7826 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7827 verify_gimple_modify_stmt): Likewise.
7828 * tree-chrec.c (is_not_constant_evolution,
7829 is_multivariate_chrec_rec, is_multivariate_chrec,
7830 chrec_contains_symbols, chrec_contains_undetermined,
7831 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7832 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7833 eq_evolutions_p, scev_direction): Likewise.
7834 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7835 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7836 chrec_contains_symbols_defined_in_loop,
7837 chrec_contains_undetermined, tree_contains_chrecs,
7838 evolution_function_is_affine_multivariate_p,
7839 evolution_function_is_univariate_p, chrec_zerop,
7840 evolution_function_is_constant_p, evolution_function_is_affine_p,
7841 evolution_function_is_affine_or_constant_p,
7842 tree_does_not_contain_chrecs, chrec_type): Likewise.
7843 * tree-data-ref.c (tree_fold_divides_p,
7844 object_address_invariant_in_loop_p, dr_may_alias_p,
7845 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7846 same_access_functions, constant_access_functions,
7847 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7849 * tree-flow.h (scev_direction): Likewise.
7850 * tree-gimple.c (is_gimple_stmt): Likewise.
7851 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7853 * tree-pretty-print.c (op_prio): Likewise.
7854 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7855 analyzable_condition, backedge_phi_arg_p): Likewise.
7856 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7857 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7858 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7861 2007-08-13 Dan Hipschman <dsh@google.com>
7864 * c-format.c (check_format_arg): Move check for zero-length
7865 format strings below the check for unterminated strings.
7867 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7870 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7873 2007-08-13 Nick Clifton <nickc@redhat.com>
7875 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7877 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7880 * c-format.c (gcc_gfc_length_specs): New array.
7881 (gcc_gfc_char_table): Add unsigned specifier, and references to
7882 the l length modifier.
7883 (format_types_orig): Use the new gcc_gfc_length_specs.
7885 2007-08-12 Sa Liu <saliu@de.ibm.com>
7887 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7888 and with REG_RETVAL note after split.
7890 2007-08-11 David Daney <ddaney@avtrex.com>
7892 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7893 as ATTRIBUTE_UNUSED.
7895 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7896 Segher Boessenkool <segher@kernel.crashing.org>
7898 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7899 HAVE_LOCAL_CPU_DETECT not defined.
7901 2007-08-11 Jan Hubicka <jh@suse.cz>
7903 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7904 (cgraph_process_new_functions): Honor previous value of
7905 disregard_inline_limits.
7906 * ipa-inline.c (compute_inline_parameters): Likewise.
7908 2007-08-11 Ian Lance Taylor <iant@google.com>
7910 * alias.h (alias_set_type): Define new type.
7911 (ALIAS_SET_MEMORY_BARRIER): Use it.
7912 * rtl.h: Include alias.h.
7913 (struct mem_attrs): Use alias_set_type.
7914 * tree.h: Include alias.h
7915 (struct tree_type): Use alias_set_type.
7916 (struct tree_struct_field_tag): Likewise.
7917 (struct tree_decl_common): Likewise.
7918 * alias.c (struct alias_set_entry): Use alias_set_type.
7919 (get_alias_set_entry, alias_set_subset_of): Likewise.
7920 (alias_sets_conflict_p): Likewise.
7921 (alias_sets_must_conflict_p): Likewise.
7922 (objects_must_conflict_p): Likewise.
7923 (get_alias_set, new_alias_set): Likewise.
7924 (record_alias_subset, record_component_aliases): Likewise.
7925 (varargs_set, frame_set): Change to alias_set_type.
7926 (get_varargs_alias_set): Use alias_set_type.
7927 (get_frame_alias_set): Likewise.
7928 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7929 * dse.c (struct store_info): Use alias_set_type.
7930 (struct read_info, struct clear_alias_mode_holder): Likewise.
7931 (clear_alias_set_lookup, canon_address): Likewise.
7932 (record_store, check_mem_read_rtx): Likewise.
7933 (dse_record_singleton_alias_set): Likewise.
7934 (dse_invalidate_singleton_alias_set): Likewise.
7935 * emit-rtl.c (get_mem_attrs): Likewise.
7936 (set_mem_attributes_minus_bitpos): Likewise.
7937 (set_mem_alias_set): Likewise.
7938 * expr.c (store_constructor_field, store_field): Likewise.
7939 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7940 * langhooks.c (lhd_get_alias_set): Likewise.
7941 * langhooks-def.h (lhd_get_alias_set): Likewise.
7942 * reload1.c (alter_reg): Likewise.
7943 * tree-flow.h (struct fieldoff): Likewise.
7944 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7945 (may_alias_p, get_smt_for, create_sft): Likewise.
7946 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7947 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7948 (merge_smts_into): Likewise.
7949 * varasm.c (const_alias_set): Likewise.
7950 * c-common.c (strict_aliasing_warning): Likewise.
7951 (c_common_get_alias_set): Likewise.
7952 * dse.h (dse_record_singleton_alias_set): Update declaration.
7953 (dse_invalidate_singleton_alias_set): Likewise.
7954 * emit-rtl.h (set_mem_alias_set): Likewise.
7955 * c-common.h (c_common_get_alias_set): Likewise.
7956 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7957 * print-tree.c (print_node): Likewise.
7958 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7960 (alpha_setup_incoming_varargs): Use alias_set_type.
7961 * config/i386/i386.c (setup_incoming_varargs_64): Use
7963 (setup_incoming_varargs_ms_64): Likewise.
7964 (ix86_GOT_alias_set): Likewise.
7965 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7966 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7967 (set): Change to alias_set_type.
7968 (get_TOC_alias_set): Use alias_set_type.
7969 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7971 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7972 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7974 (struct_value_alias_set): Likewise.
7975 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7977 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7979 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7980 * config/vxworks.h (TARGET_VXWORKS): Override.
7981 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7982 "mips" if TARGET_VXWORKS.
7984 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7986 * calls.c (avoid_likely_spilled_reg): New function.
7987 (expand_call): Use it.
7989 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7991 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7993 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7995 * config/mips/predicates.md (const_call_insn_operand): Invoke
7996 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7998 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8001 * config/rs6000/driver-rs6000.c: Include link.h.
8002 Use ElfW instead of wordsize-specif typedef.
8004 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8006 * system.h (CONST_CAST): New.
8007 * c-decl.c (c_make_fname_decl): Use it.
8008 * c-lex.c (cb_ident, lex_string): Likewise.
8009 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8010 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8011 give_switch, set_multilib_dir): Likewise.
8012 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8013 * passes.c (execute_one_pass): Likewise.
8014 * prefix.c (update_path): Likewise.
8015 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8016 * tree.c (build_string): Likewise.
8018 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8020 * tree-flow-inline.h (is_exec_stmt): Remove.
8021 (is_label_stmt): Remove.
8022 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8025 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8027 * lower-subreg.c (resolve_shift_zext): Don't adjust
8028 src_reg_num for wordmode operands.
8030 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8031 David Ung <davidu@mips.com>
8033 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8034 (TARGET_SCHED_REORDER2): Define.
8035 (mips_maybe_swap_ready): New.
8036 (mips_last_74k_agen_insn): New.
8037 (mips_74k_agen_init): New.
8038 (mips_74k_agen_reorder): New function to group loads and stores
8040 (mips_sched_init): New.
8041 (mips_sched_reorder): Don't do initialization here. Call
8042 mips_74k_agen_reorder.
8043 (mips_variable_issue): Call mips_74k_agen_init.
8045 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8047 * tree-flow-inline.h (get_filename): Remove.
8049 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8051 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8053 (mips_fetch_insns): Delete in favor of...
8054 (mips_load_store_insns): ...this new function.
8055 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8056 to say whether multiword moves _might_ be split.
8057 (mips_fetch_insns): Delete in favor of...
8058 (mips_load_store_insns): ...this new function.
8059 (mips_rtx_costs): Update the call to mips_address_insns.
8060 (mips_address_cost): Likewise.
8061 * config/mips/mips.md (length): Use mips_load_store_insns instead
8062 of mips_fetch_insns.
8063 * config/mips/constraints.md (R): Use mips_address_insns rather
8064 than mips_fetch_insns. Assume that the move never needs to be split.
8066 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8068 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8069 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8070 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8071 * config/mips/mips.h (mips16_hard_float): Delete.
8072 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8073 definitions, and replace with....
8074 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8075 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8076 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8077 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8078 (override_options): Replace MASK_SOFT_FLOAT references with
8079 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8080 and mips16_hard_float when TARGET_MIPS16.
8082 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8085 * c-typeck.c (build_binary_op): Check for non pointer types before
8086 calling int_fits_type_p.
8088 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8091 * fold-const.c (omit_one_operand): Return only the ommitted expression
8092 if the result is an empty statement.
8093 (pedantic_omit_one_operand): Likewise.
8095 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8097 * c-typeck.c (readonly_error): Improve error for assignment.
8099 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8101 (pp_c_expression): Ditto.
8103 2007-08-09 Simon Baldwin <simonb@google.com>
8105 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8106 break that was preventing simplify_associative_operation() for xor.
8108 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8109 Nigel Stephens <nigel@mips.com>
8111 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8112 Document change in interpretation of value from boolean to
8114 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8115 ffs and ctz using clz.
8116 (expand_unop): Call them.
8117 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8119 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8120 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8121 enable the new ffs expansion on this target.
8123 2007-08-09 Jan Hubicka <jh@suse.cz>
8125 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8126 (expand_ternary_op): Likewise.
8127 (expand_vec_shift_expr): Likewise.
8128 (expand_binop_directly): Likewise.
8129 (expand_binop): Likewise.
8130 (sign_expand_binop): Likewise.
8131 (expand_twoval_unop): Likewise.
8132 (expand_twoval_binop): Likewise.
8133 (expand_twoval_binop_libfunc): Likewise.
8134 (widen_clz): Likewise.
8135 (widen_bswap): Likewise.
8136 (expand_parity): Likewise.
8137 (expand_unop): Likewise.
8138 (expand_abs_nojump): Likewise.
8139 (expand_copysign): Likewise.
8140 (emit_no_conflict_block): Likewise.
8141 (emit_libcall_block): Likewise.
8142 (can_compare_p): Likewise.
8143 (prepare_cmp_insn): Likewise.
8144 (emit_cmp_and_jump_insn_1): Likewise.
8145 (prepare_float_lib_cmp): Likewise.
8146 (emit_conditional_add): Likewise.
8147 (gen_add2_insn): Likewise.
8148 (have_add2_insn): Likewise.
8149 (gen_sub2_insn): Likewise.
8150 (have_sub2_insn): Likewise.
8151 (can_extend_p): Likewise.
8152 (can_fix_p): Likewise.
8153 (can_float_p): Likewise.
8154 (expand_float): Likewise.
8155 (expand_fix): Likewise.
8156 (expand_sfix_optab): Likewise.
8157 (new_optab): Likewise.
8158 (new_convert_optab): Likewise.
8159 (init_libfuncs): Likewise.
8160 (init_interclass_conv_libfuncs): Likewise.
8161 (init_intraclass_conv_libfuncs): Likewise.
8162 (set_conv_libfunc): Likewise.
8163 (init_optabs): Likewise.
8164 (debug_optab_libfuncs): Likewise.
8165 (gen_cond_trap): Likewise.
8166 * optabs.h (optab_handler, convert_optab_hanlder): New.
8167 * genopinit.c: Update optabs generation table.
8168 * reload.c (find_reloads_address_1): Use optabs accestors.
8169 * builtins.c (expand_builtin_mathfn): Likewise.
8170 (expand_builtin_mathfn_2): Likewise.
8171 (expand_builtin_mathfn_3): Likewise.
8172 (expand_builtin_interclass_mathfn): Likewise.
8173 (expand_builtin_sincos): Likewise.
8174 (expand_builtin_cexpi): Likewise.
8175 (expand_builtin_powi): Likewise.
8176 (expand_builtin_strlen): Likewise.
8177 * dojump.c (do_jump): Likewise.
8178 * expr.c (convert_move): Likewise.
8179 (move_by_pieces): Likewise.
8180 (move_by_pieces_ninsns): Likewise.
8181 (can_store_by_pieces): Likewise.
8182 (store_by_pieces_1): Likewise.
8183 (emit_move_via_integer): Likewise.
8184 (emit_move_complex): Likewise.
8185 (emit_move_ccmode): Likewise.
8186 (emit_move_insn_1): Likewise.
8187 (emit_single_push_insn): Likewise.
8188 (store_constructor): Likewise.
8189 (expand_expr_real_1): Likewise.
8190 (do_store_flag): Likewise.
8191 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8192 (enumerate_modes): Likewise.
8193 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8194 (supportable_widening_operation): Likewise.
8195 (supportable_narrowing_operation): Likewise.
8196 * expmed.c (store_bit_field_1): Likewise.
8197 (extract_bit_field_1): Likewise.
8198 (expand_mult_highpart_optab): Likewise.
8199 (expand_smod_pow2): Likewise.
8200 (expand_divmod): Likewise.
8201 (emit_store_flag): Likewise.
8202 * tree-vect-patterns.c
8203 (vect_pattern_recog_1): Likewise.
8204 * tree-ssa-loop-prefetch.c
8205 (nontemporal_store_p): Likewise.
8206 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8207 (vect_create_epilog_for_reduction): Likewise.
8208 (vectorizable_reduction): Likewise.
8209 (vectorizable_operation): Likewise.
8210 (vect_strided_store_supported): Likewise.
8211 (vectorizable_store): Likewise.
8212 (vect_strided_load_supported): Likewise.
8213 (vectorizable_load): Likewise.
8214 * combine.c (simplify_comparison): Likewise.
8215 * tree-vect-generic.c
8216 (type_for_widest_vector_mode): Likewise.
8217 (expand_vector_operations_1): Likewise.
8218 * config/spu/spu.c (spu_expand_mov): Likewise.
8219 (spu_emit_vector_compare): Likewise.
8220 * config/rs6000/rs6000.c
8221 (rs6000_emit_vector_compare): Likewise.
8222 * stmt.c (add_case_node): Likewise.
8223 * reload1.c (gen_reload):
8225 2007-08-09 Michael Matz <matz@suse.de>
8227 * tree.h (fixed_zerop): Declare as taking a const_tree.
8228 * tree.c (fixed_zerop): Take a const_tree.
8230 2007-08-09 Ira Rosen <irar@il.ibm.com>
8232 * tree-vect-transform.c (vectorizable_store): Remove call to
8233 copy_virtual_operands() and call mark_symbols_for_renaming() for
8234 the created vector store.
8235 (vect_setup_realignment): Don't call copy_virtual_operands() and
8236 update_vuses_to_preheader().
8237 (vectorizable_load): Don't call copy_virtual_operands().
8238 (update_vuses_to_preheader): Remove.
8240 2007-08-08 Chao-ying Fu <fu@mips.com>
8242 * tree.def (FIXED_POINT_TYPE): New type.
8243 (FIXED_CST): New constant.
8244 (FIXED_CONVERT_EXPR): New expr.
8245 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8246 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8247 * tree.h (struct tree_base): Add saturating_flag.
8248 Remove one bit of spare for saturating_flag.
8249 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8250 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8251 FIXED_POINT_TYPE_P): Define.
8252 (TYPE_SATURATING): Define.
8253 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8254 (struct tree_fixed_cst): New.
8255 (TYPE_IBIT, TYPE_FBIT): Define.
8256 (tree_node): Add fixed_cst.
8257 (enum tree_index): Add new enumeration values of
8258 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8259 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8260 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8261 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8262 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8263 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8264 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8265 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8266 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8267 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8268 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8269 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8270 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8271 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8272 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8273 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8274 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8275 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8276 (sat_short_fract_type_node, sat_fract_type_node,
8277 sat_long_fract_type_node, sat_long_long_fract_type_node,
8278 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8279 sat_unsigned_long_fract_type_node,
8280 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8281 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8282 unsigned_short_fract_type_node, unsigned_fract_type_node,
8283 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8284 sat_short_accum_type_node, sat_accum_type_node,
8285 sat_long_accum_type_node, sat_long_long_accum_type_node,
8286 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8287 sat_unsigned_long_accum_type_node,
8288 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8289 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8290 unsigned_short_accum_type_node, unsigned_accum_type_node,
8291 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8292 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8293 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8294 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8295 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8296 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8297 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
8298 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
8299 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
8300 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
8301 sat_uda_type_node, sat_uta_type_node): New macro.
8302 (make_fract_type, make_accum_type): Declare.
8303 (make_signed_fract_type, make_unsigned_fract_type,
8304 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
8305 make_signed_accum_type, make_unsigned_accum_type,
8306 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
8307 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
8308 make_or_reuse_sat_signed_fract_type,
8309 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
8310 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
8311 make_or_reuse_sat_unsigned_accum_type): New macro.
8312 (fixed_zerop): Declare.
8313 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
8314 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8315 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8316 LONG_LONG_ACCUM_TYPE_SIZE): Define.
8317 * treestruct.def: Add TS_FIXED_CST.
8318 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
8320 (tree-dump.o): Likewise.
8321 (print-tree.o): Likewise.
8322 (tree-pretty-print.o): Likewise.
8323 (fold-const.o): Likewise.
8324 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
8325 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
8326 (is_gimple_min_invariant): Handle FIXED_CST.
8327 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
8328 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8329 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8330 (layout_type): Handle FIXED_POINT_TYPE.
8331 (make_fract_type, make_accum_type): New functions.
8332 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
8333 * tree-dump.c (fixed-value.h): New include.
8334 (dump_fixed): New function.
8335 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
8336 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
8337 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
8338 * tree-pretty-print.c (fixed-value.h): New include.
8339 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
8341 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
8342 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
8343 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
8344 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
8345 for non-saturating fixed-point types.
8346 (reassociate_bb): Likewise.
8347 * emit-rtl.c (fixed-value.h): New include.
8348 (fconst0, fconst1): New array.
8349 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
8350 * tree-vect-generic.c expand_vector_operation): Support
8351 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
8353 (type_for_widest_vector_mode): Add one parameter for the
8355 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
8357 Pass the satp parameter to type_for_mode for fixed-point types.
8358 (expand_vector_operations_1): Pass the saturating flag to
8359 type_for_widest_vector_mode.
8360 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8361 and MODE_VECTOR_UACCUM.
8362 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
8363 (vectorizable_condition): Likewise.
8364 * tree.c (fixed-value.h): New include.
8365 (tree_code_size): Support FIXED_CST.
8366 (build_fixed): New function.
8367 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
8368 (fixed_zerop): New function.
8369 (tree_node_structure): Support FIXED_CST.
8370 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
8371 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
8372 (type_hash_eq): Handle FIXED_POINT_TYPE.
8373 (simple_cst_equal): Support FIXED_CST.
8374 (iterative_hash_expr): Handle FIXED_CST.
8375 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
8376 (get_narrower): Likewise.
8377 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
8378 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
8379 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
8380 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
8382 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
8383 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8384 (initializer_zerop): Support FIXED_CST.
8385 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
8386 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
8387 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
8388 (is_base_type): Handle FIXED_POINT_TYPE.
8389 (add_type_attribute): Handle FIXED_POINT_TYPE.
8390 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
8391 * print-tree.c (fixed-value.h): New include.
8392 (print_node_brief): Support FIXED_CST.
8393 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
8394 * c-pretty-print.c (fixed-value.h): New include.
8395 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
8396 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
8397 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
8398 Support fixed-point types for inner items in VECTOR_TYPE.
8399 (pp_c_direct_declarator): Likewise.
8400 (pp_c_declarator): Likewise.
8401 (pp_c_fixed_constant): New function.
8402 (pp_c_constant): Handle FIXED_CST.
8403 (pp_c_primary_expression): Likewise.
8404 (pp_c_expression): Likewise.
8405 * fold-const.c (fixed-value.h): New include.
8406 (negate_expr_p): Return true for FIXED_CST.
8407 (fold_negate_expr): Support FIXED_CST.
8408 (split_tree): Support FIXED_CST.
8409 (const_binop): Support FIXED_CST.
8410 (fold_convert_const_int_from_fixed): New function to convert from
8412 (fold_convert_const_real_from_fixed): New function to convert from
8414 (fold_convert_const_fixed_from_fixed): New function to convert from
8415 fixed to another fixed.
8416 (fold_convert_const_fixed_from_int): New function to convert from
8418 (fold_convert_const_fixed_from_real): New function to convert from
8420 (fold_convert_const): Support conversions from fixed to int, from
8421 fixed to real, from fixed to fixed, from int to fixed, and from real
8423 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
8424 (operand_equal_p): Support FIXED_CST.
8425 (make_range): For fixed-point modes, we need to pass the
8426 saturating flag as the 2nd parameter.
8427 (tree_swap_operands_p): Handle FIXED_CST.
8428 (fold_plusminus_mult_expr): For fract modes, we cannot generate
8430 (fold_unary): Support FIXED_CONVERT_EXPR.
8431 (fold_binary): Handle FIXED_CST.
8432 Make sure the type is not saturating, before associating operations.
8433 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
8434 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
8435 (fold_negate_const): Support FIXED_CST.
8436 (fold_relational_const): Support FIXED_CST.
8437 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
8438 (gimplify_expr): Handle FIXED_CST.
8439 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
8440 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
8441 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
8442 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
8443 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8444 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8445 LONG_LONG_ACCUM_TYPE_SIZE.
8446 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
8447 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
8448 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
8449 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
8450 MODE_ACCUM, and MODE_UACCUM.
8451 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
8452 fixed-point types to disable reduction.
8453 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
8455 2007-08-08 David Edelsohn <edelsohn@gnu.org>
8457 * config/rs6000/x-rs6000: New file.
8458 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
8459 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
8460 (EXTRA_SPEC_FUNCTIONS): Define.
8461 (HAVE_LOCAL_CPU_DETECT): Define.
8462 (CC1_CPU_SPEC): Define.
8463 * config/rs6000/driver-rs6000.c: New file.
8464 * config/rs6000/aix.h (CC1_SPEC): Define.
8465 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
8466 * config.host: Add x-rs6000 to host_xmake_file if host and target
8467 are rs6000 or powerpc.
8469 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8471 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
8473 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8474 Sandra Loosemore <sandra@codesourcery.com>
8475 Chao-ying Fu <fu@mips.com>
8476 Nigel Stephens <nigel@mips.com>
8477 David Ung <davidu@mips.com>
8479 * doc/invoke.texi (-mcode-readable): Document.
8480 * config/mips/mips.opt (mcode-readable): New option.
8481 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
8482 * config/mips/mips.h (mips_code_readable_setting): New enum.
8483 (mips_code_readable): Declare.
8484 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
8485 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
8486 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
8487 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
8488 boiler-plate comments.
8489 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8490 * config/mips/mips.c (mips_code_readable): New variable.
8491 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
8492 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
8493 context and -mcode-readable setting to restrict the use of
8494 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
8495 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
8496 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
8497 (mips_blocks_for_constant_p): Only return false for
8498 TARGET_MIPS16_PCREL_LOADS.
8499 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
8500 for MIPS16. Handle SYMBOL_32_HIGH.
8501 (mips_const_insns): Allow HIGHs for MIPS16 too.
8502 (mips_unspec_address_offset): New function, split out from...
8503 (mips_unspec_address): ...here.
8504 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
8505 16-bit symbolic constants. Assert approropiate conditions for
8506 using the "la" and "dla" macros.
8507 (mips_handle_option): Handle -mcode-readable=.
8508 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
8509 Set up mips_lo_relocs[SYMBOL_32_HIGH].
8510 (mips_strip_unspec_address): New function, split out from...
8511 (print_operand_reloc): ...here.
8512 (print_operand): Pass constants through mips_strip_unspec_address.
8513 (print_operand_address): Likewise.
8514 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
8515 (mips_select_rtx_section): Remove MIPS16 handling.
8516 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
8517 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
8518 (mips16_lay_out_constants): Do nothing unless
8519 TARGET_MIPS16_PCREL_LOADS.
8520 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
8521 * config/mips/mips.md: Split HIGHs for MIPS16.
8522 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8524 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8526 * config/mips/mips-protos.h (mips_emit_move): Declare.
8527 * config/mips/mips.c (mips_emit_move): New function.
8528 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
8529 (mips_legitimize_const_move): Likewise.
8530 (mips_legitimize_move): Likewise.
8531 (mips_split_64bit_move): Likewise.
8532 (mips_restore_gp): Likewise.
8533 (mips_load_call_address): Likewise.
8534 (mips_emit_fcc_reload): Likewise.
8535 (mips_set_return_address): Likewise.
8536 (mips_block_move_straight): Likewise.
8537 (mips_block_move_loop): Likewise.
8538 (mips_setup_incoming_varargs): Likewise.
8539 (mips_save_reg): Likewise.
8540 (mips_expand_prologue): Likewise.
8541 (mips_restore_reg): Likewise.
8542 (mips_expand_epilogue): Likewise.
8543 (mips_output_mi_thunk): Likewise.
8544 (build_mips16_call_stub): Likewise.
8545 (mips_builtin_branch_and_move): Likewise.
8546 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
8547 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8548 (fixuns_truncdfdi2): Likewise.
8549 (fixuns_truncsfsi2): Likewise.
8550 (fixuns_truncsfdi2): Likewise.
8551 (loadgp_absolute): Likewise.
8552 (builtin_setjmp_setup): Likewise.
8553 (builtin_longjmp): Likewise.
8554 (untyped_call): Likewise.
8556 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8558 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
8559 an "rtx *" argument. Return a bool.
8560 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
8561 values and return true if they can be split. Take the same kind of
8562 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
8563 and store the lo_sum there if nonnull. Use the symbol type to
8564 determine whether a $gp or HIGH is needed.
8565 (mips_legitimize_address): Update call to mips_split_symbol and
8566 simplify accordingly.
8567 (mips_legitimize_const_move): Likewise.
8568 * config/mips/mips.md: In the combine define_split,
8569 check mips_split_symbol instead of splittable_symbolic_operand.
8570 Update use of mips_split_symbol in the generator code.
8571 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
8573 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8575 * config/mips/mips.c (mips_symbolic_address_p): Delete.
8576 (mips_symbol_insns_1): New function, split out from...
8577 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
8578 and stores separately from load addresses.
8579 (mips_classify_address): Replace uses of mips_symbolic_address_p
8580 with uses of mips_symbol_insns.
8581 (mips_address_insns): Update calls to mips_symbol_insns.
8582 (mips_const_insns): Likewise.
8583 (mips_legitimize_address): Likewise.
8585 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8587 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
8588 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
8589 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
8590 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
8591 non-call contexts if TARGET_MIPS16.
8592 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
8593 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
8594 code for SYMBOL_ABSOLUTE.
8595 (mips_symbol_insns): Likewise.
8597 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8599 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
8600 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
8601 (mips_symbolic_constant_p): Likewise. Update the call to
8602 mips_classify_symbol.
8603 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
8604 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
8605 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
8606 (print_operand_reloc): Add a context argument. Update the call to
8607 mips_symbolic_constant_p.
8608 (print_operand): Update the calls to print_operand_reloc.
8609 (print_operand_address): Use print_operand_reloc rather than
8611 (mips_rewrite_small_data_p): Add a context argument. Update the call
8612 to mips_symbolic_constant_p.
8613 (mips_small_data_pattern_1): Make DATA the containing mem.
8614 Update the call to mips_rewrite_small_data_p.
8615 (mips_rewrite_small_data_1): Likewise.
8616 (mips_use_anchors_for_symbol_p): Update the call to
8617 mips_symbolic_constant_p.
8618 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8619 (splittable_symbolic_operand): Likewise.
8620 (move_operand): Likewise.
8621 (absolute_symbolic_operand): Likewise.
8622 (got_disp_operand): Likewise.
8623 (got_page_ofst_operand): Likewise.
8625 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8627 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
8628 (SYMBOL_ABSOLUTE): ...this.
8629 (SYMBOL_SMALL_DATA): Rename to...
8630 (SYMBOL_GP_RELATIVE): ...this.
8631 (SYMBOL_CONSTANT_POOL): Rename to...
8632 (SYMBOL_PC_RELATIVE): ...this.
8633 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8634 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8635 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8636 after above changes.
8637 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8638 (general_symbolic_operand): Rename to...
8639 (absolute_symbolic_operand): ...this.
8640 * config/mips/mips.md: Update after above changes.
8642 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8643 Revital Eres <eres@il.ibm.com>
8645 * ddg.c (print_ddg): Add dump information.
8646 * modulo-sched.c (print_node_sched_params): Add parameter and
8648 (calculate_maxii): Remove function.
8649 (undo_generate_reg_moves): Likewise.
8650 (undo_permute_partial_schedule): Likewise.
8651 (kernel_number_of_cycles): Likewise.
8652 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8653 (sms_schedule): Use it. Remove profitability checks.
8654 (sms_schedule_by_order): Fix order of nodes within the cycle.
8656 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8658 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8659 -profile option, add pie support.
8660 (ENDFILE_SPEC): New spec.
8661 * config/gnu.h (LIB_SPEC): Add -profile option.
8663 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8665 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8666 * config/gnu.h (LIB_SPEC): Likewise.
8668 2007-08-07 Yaz Saito <saito@google.com>
8669 Ian Lance Taylor <iant@google.com>
8671 * common.opt (finstrument-functions-exclude-function-list): New
8673 (finstrument-functions-exclude-file-list): New option.
8674 * opts.c (char_p): Define and DEF_VEC.
8675 (flag_instrument_functions_exclude_functions): New static
8677 (flag_instrument_functions_exclude_files): New static variable.
8678 (add_instrument_functions_exclude_list): New static function.
8679 (flag_instrument_functions_exclude_p): New function.
8680 (common_handle_option): Handle new options.
8681 * flags.h (flag_instrument_functions_exclude_p): Declare.
8682 * gimplify.c (gimplify_function_tree): Call
8683 flag_instrument_functions_exclude_p.
8684 * doc/invoke.texi (Option Summary): Mention new options.
8685 (Code Gen Options): Document new options.
8687 2007-08-07 Ian Lance Taylor <iant@google.com>
8689 PR rtl-optimization/32776
8690 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8691 (resolve_use): Likewise.
8692 (decompose_multiword_subregs): Remove "changed" local variable.
8694 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8696 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8697 * configure: Regenerate.
8698 * config.in: Regenerate.
8699 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8702 2007-08-07 Ian Lance Taylor <iant@google.com>
8704 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8705 note, just delete the insn.
8707 2007-08-07 Andreas Schwab <schwab@suse.de>
8710 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8713 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8715 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8716 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8717 (decompose_multiword_subregs): Use the functions above to decompose
8718 multiword shifts and zero-extends.
8720 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8722 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8723 "assemble" descriptions which were swapped.
8725 2007-08-06 Chao-ying Fu <fu@mips.com>
8727 * fixed-value.h: New file.
8728 * fixed-value.c: New file.
8729 * Makefile.in (OBJS-common): Add fixed-value.o.
8730 (fixed-value.o): New rule.
8731 (GTFILES): Add fixed-value.h.
8732 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8733 to compare a.low and b.low.
8734 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8736 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8737 Daniel Jacobowitz <dan@codesourcery.com>
8740 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8742 (x86_64-*-netbsd*): Likewise.
8743 (x86_64-*-linux*): Likewise.
8744 (x86_64-*-kfreebsd*-gnu): Likewise.
8745 (x86_64-*-knetbsd*-gnu): Likewise.
8746 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8748 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8750 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8751 Add -fno-asynchronous-unwind-tables.
8753 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8754 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8755 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8756 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8757 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8759 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8761 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8762 (TARGET_C_MODE_FOR_SUFFIX): New.
8764 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8766 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8768 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8770 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8772 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8774 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8775 before checking function returns in conditional expressions.
8777 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8780 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8782 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8785 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8786 for INTEGRAL_TYPE_P.
8788 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8790 * configure.ac: Remove --enable-checking=df from default settings.
8791 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8792 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8793 if the parameter is true.
8794 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8795 DF_VERIFY_SCHEDULED flag is true.
8796 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8797 (df_finish_pass): Adjust prototype.
8798 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8801 * see.c (pass_see): Add TODO_df_verify.
8802 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8803 * global.c (rest_of_handle_global_alloc): Schedule verification
8805 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8807 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8808 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8809 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8811 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8812 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8813 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8815 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8816 Revital Eres <eres@il.ibm.com>
8818 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8820 * ddg.c (create_ddg_dependence): Rename to...
8821 (create_ddg_dep_from_intra_loop_link): This. Do not check
8822 for interloop edges. Do not create anti dependence edge when
8823 a true dependence edge exists in the opposite direction and
8824 -fmodulo-sched-allow-regmoves is set.
8825 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8826 (add_cross_iteration_register_deps): Create anti dependence edge
8827 when -fno-modulo-sched-allow-regmoves is set.
8828 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8830 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8832 * config/arm/arm.md (movsi): Add braces.
8834 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8837 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8838 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8841 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8843 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8844 state accessor functions.
8845 * cfgloopmanip.c (remove_path, create_preheaders,
8846 force_single_succ_latches, fix_loop_structure): Ditto.
8847 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8848 tree_duplicate_loop_to_header_edge): Ditto.
8849 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8850 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8852 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8853 cleanup_tree_cfg): Ditto.
8854 * tree-cfg.c (tree_merge_blocks): Ditto.
8855 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8856 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8857 loop_preheader_edge, single_exit): Ditto.
8858 (flow_loops_find): Do not clear loops->state.
8859 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8860 loops_state_clear): New functions.
8862 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8865 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8866 when adding to the base and convert ELT to sizetype instead of type.
8868 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8871 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8872 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8874 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8877 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8878 correct type the negate expression.
8880 2007-08-03 Jan Hubicka <jh@suse.cz>
8882 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8885 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8887 * config/rs6000/rs6000.c (struct processor_cost): Change
8888 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8889 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8891 (rios1_costs, rios2_cost): Correct cache line size.
8892 (rs6000_override_options): Set l2-cache-size parameter.
8894 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8895 Diego Novillo <dnovillo@google.com>
8898 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8899 if the range includes 0.
8901 2007-08-03 Ben Elliston <bje@au.ibm.com>
8903 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8904 mode to unspec expressions to silence a warning from the generator
8907 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8909 * config/ia64/constraints.md ("U"): Make constraint vector only.
8911 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8914 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8915 always_inline attribute on the function decl.
8917 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8920 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8921 if we are compiling with -fPIC.
8923 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8924 Nigel Stephens <nigel@mips.com>
8926 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8927 Define for MIPS32 and MIPS64.
8929 2007-08-02 Nick Clifton <nickc@redhat.com>
8931 * config/host-hpux.c: Change copyright header to refer to version
8932 3 of the GNU General Public License and to point readers at the
8933 COPYING3 file and the FSF's license web page.
8934 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8935 config/alpha/linux.h, config/alpha/alpha.opt,
8936 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8937 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8938 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8939 config/alpha/alpha.h, config/alpha/sync.md,
8940 config/alpha/openbsd.h, config/alpha/alpha.md,
8941 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8942 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8943 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8944 config/alpha/constraints.md, config/alpha/osf.h,
8945 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8946 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8947 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8948 config/frv/frv-asm.h, config/frv/frv-protos.h,
8949 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8950 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8951 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8952 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8953 config/s390/s390.opt, config/s390/s390-modes.def,
8954 config/s390/fixdfdi.h, config/s390/constraints.md,
8955 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8956 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8957 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8958 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8959 config/m32c/prologue.md, config/m32c/m32c.abi,
8960 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8961 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8962 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8963 config/m32c/jump.md, config/m32c/shift.md,
8964 config/m32c/m32c-protos.h, config/libgloss.h,
8965 config/spu/spu-protos.h, config/spu/predicates.md,
8966 config/spu/spu-builtins.h, config/spu/spu.c,
8967 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8968 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8969 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8970 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8971 config/sparc/hypersparc.md, config/sparc/predicates.md,
8972 config/sparc/linux.h, config/sparc/sp64-elf.h,
8973 config/sparc/supersparc.md, config/sparc/cypress.md,
8974 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8975 config/sparc/niagara.md, config/sparc/sparc.md,
8976 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8977 config/sparc/sparc.opt, config/sparc/sync.md,
8978 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8979 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8980 config/sparc/sparc.c, config/sparc/little-endian.opt,
8981 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8982 config/sparc/linux64.h, config/sparc/freebsd.h,
8983 config/sparc/sol2.h, config/sparc/rtemself.h,
8984 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8985 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8986 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8987 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8988 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8989 config/m32r/linux.h, config/m32r/constraints.md,
8990 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8991 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8992 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8993 config/i386/i386.md, config/i386/netware-crt0.c,
8994 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8995 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8996 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8997 config/i386/sol2.h, config/i386/constraints.md,
8998 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8999 config/i386/predicates.md, config/i386/geode.md,
9000 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9001 config/i386/freebsd64.h, config/i386/vxworksae.h,
9002 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9003 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9004 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9005 config/i386/netware.h, config/i386/i386-modes.def,
9006 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9007 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9008 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9009 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9010 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9011 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9012 config/i386/xm-mingw32.h, config/i386/linux64.h,
9013 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9014 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9015 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9016 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9017 config/i386/cygwin2.c, config/i386/i386-protos.h,
9018 config/i386/sync.md, config/i386/openbsd.h,
9019 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9020 config/i386/nto.h, config/i386/biarch64.h,
9021 config/i386/i386-coff.h, config/i386/freebsd.h,
9022 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9023 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9024 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9025 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9026 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9027 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9028 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9029 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9030 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9031 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9032 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9033 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9034 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9035 config/sh/superh64.h, config/sh/rtemself.h,
9036 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9037 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9038 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9039 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9040 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9041 config/avr/predicates.md, config/avr/constraints.md,
9042 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9043 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9044 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9045 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9046 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9047 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9048 config/c4x/predicates.md, config/c4x/c4x.h,
9049 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9050 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9051 config/xtensa/linux.h, config/xtensa/xtensa.h,
9052 config/xtensa/elf.h, config/xtensa/xtensa.md,
9053 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9054 config/xtensa/xtensa-protos.h, config/dbx.h,
9055 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9056 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9057 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9058 config/host-solaris.c, config/fr30/fr30.h,
9059 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9060 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9061 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9062 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9063 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9064 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9065 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9066 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9067 config/cris/predicates.md, config/cris/linux.h,
9068 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9069 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9070 config/cris/aout.opt, config/cris/cris-protos.h,
9071 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9072 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9073 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9074 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9075 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9076 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9077 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9078 config/chorus.h, config/mn10300/mn10300.c,
9079 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9080 config/mn10300/mn10300.h, config/mn10300/linux.h,
9081 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9082 config/mn10300/mn10300.md, config/ia64/predicates.md,
9083 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9084 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9085 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9086 config/ia64/freebsd.h, config/ia64/ia64.md,
9087 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9088 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9089 config/gofast.h, config/rtems.h, config/sol2-10.h,
9090 config/m68k/predicates.md, config/m68k/m68k.md,
9091 config/m68k/linux.h, config/m68k/m68k-modes.def,
9092 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9093 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9094 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9095 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9096 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9097 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9098 config/m68k/constraints.md, config/m68k/rtemself.h,
9099 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9100 config/m68k/uclinux.h, config/rs6000/power4.md,
9101 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9102 config/rs6000/linux.h, config/rs6000/eabi.h,
9103 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9104 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9105 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9106 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9107 config/rs6000/windiss.h, config/rs6000/603.md,
9108 config/rs6000/aix41.h, config/rs6000/cell.md,
9109 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9110 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9111 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9112 config/rs6000/default64.h, config/rs6000/7xx.md,
9113 config/rs6000/darwin.opt, config/rs6000/spe.md,
9114 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9115 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9116 config/rs6000/7450.md, config/rs6000/linux64.h,
9117 config/rs6000/constraints.md, config/rs6000/440.md,
9118 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9119 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9120 config/rs6000/rs6000.h, config/rs6000/power6.md,
9121 config/rs6000/predicates.md, config/rs6000/altivec.md,
9122 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9123 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9124 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9125 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9126 config/rs6000/linux64.opt, config/rs6000/sync.md,
9127 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9128 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9129 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9130 config/rs6000/eabispe.h, config/rs6000/e500.h,
9131 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9132 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9133 config/rs6000/aix.h, config/rs6000/vxworks.h,
9134 config/rs6000/40x.md, config/rs6000/aix51.h,
9135 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9136 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9137 config/arc/arc.h, config/mcore/mcore-elf.h,
9138 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9139 config/mcore/mcore.md, config/mcore/mcore.c,
9140 config/mcore/mcore.opt, config/mcore/mcore.h,
9141 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9142 config/score/predicates.md, config/score/score-version.h,
9143 config/score/score-protos.h, config/score/misc.md,
9144 config/score/elf.h, config/score/score.c, config/score/mac.md,
9145 config/score/score7.md, config/score/score.h,
9146 config/score/score-conv.h, config/score/score-mdaux.c,
9147 config/score/score.md, config/score/score.opt,
9148 config/score/score-modes.def, config/score/score-mdaux.h,
9149 config/score/mul-div.S, config/arm/uclinux-elf.h,
9150 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9151 config/arm/symbian.h, config/arm/linux-elf.h,
9152 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9153 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9154 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9155 config/arm/strongarm-pe.h, config/arm/arm.h,
9156 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9157 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9158 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9159 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9160 config/arm/arm-cores.def, config/arm/arm-protos.h,
9161 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9162 config/arm/wince-pe.h, config/arm/neon.md,
9163 config/arm/constraints.md, config/arm/neon.ml,
9164 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9165 config/arm/arm.opt, config/arm/arm926ejs.md,
9166 config/arm/predicates.md, config/arm/iwmmxt.md,
9167 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9168 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9169 config/arm/neon-testgen.ml, config/arm/arm.md,
9170 config/arm/xscale-coff.h, config/arm/pe.c,
9171 config/arm/arm-generic.md, config/arm/pe.h,
9172 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9173 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9174 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9175 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9176 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9177 config/pa/predicates.md, config/pa/pa64-hpux.h,
9178 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9179 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9180 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9181 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9182 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9183 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9184 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9185 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9186 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9187 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9188 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9189 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9190 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9191 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9192 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9193 config/mips/linux64.h, config/mips/elforion.h,
9194 config/mips/constraints.md, config/mips/generic.md,
9195 config/mips/predicates.md, config/mips/4300.md,
9196 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9197 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9198 config/mips/5k.md, config/mips/vr4120-div.S,
9199 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9200 config/mips/mips-protos.h, config/mips/6000.md,
9201 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9202 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9203 config/mips/mips-modes.def, config/mips/vr.h,
9204 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9205 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9206 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9207 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9208 config/vax/openbsd1.h, config/vax/netbsd.h,
9209 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9210 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9211 config/h8300/rtems.h, config/h8300/predicates.md,
9212 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9213 config/h8300/h8300.md, config/h8300/h8300.opt,
9214 config/h8300/coff.h, config/h8300/h8300-protos.h,
9215 config/v850/v850.md, config/v850/predicates.md,
9216 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9217 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9218 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9219 config/mmix/mmix.h, config/mmix/predicates.md,
9220 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9221 config/mmix/mmix.c, config/mmix/mmix.opt,
9222 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9223 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9224 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9225 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9228 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9230 * emit-rtl.c (reset_used_decls): Rename to...
9231 (set_used_decls): ...this. Set the used flag rather than clearing it.
9232 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9233 DECL_RTLs rather than resetting them.
9235 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9237 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9239 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9241 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9242 argument to find_reloads_address.
9244 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9246 PR tree-optimization/32919
9247 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9248 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9249 (coalesce_ssa_name): Call it.
9251 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9252 David Ung <davidu@mips.com>
9254 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9255 (__mips16_unorddf2, __mips16_floatunsidf): New.
9256 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9258 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9260 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9262 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9263 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9264 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9265 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9266 * omp-low.c (get_ws_args_for, determine_parallel_type,
9267 expand_omp_for_generic, expand_omp_for_static_nochunk,
9268 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9269 Work with more precise CFG.
9270 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9271 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9273 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9274 * gimple-low.c (lower_stmt): Ditto.
9275 * tree-inline.c (estimate_num_insns_1): Ditto.
9276 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9277 (OMP_SECTIONS_SWITCH): New.
9278 * tree-cfgcleanup.c (cleanup_omp_return): New.
9279 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9280 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9281 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9282 (tree_redirect_edge_and_branch): Handle omp constructs.
9284 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9285 with three arguments.
9287 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9289 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9292 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9294 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9295 the loop structures may need fixing.
9296 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
9298 (cleanup_tree_cfg_loop): Removed.
9299 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
9300 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
9301 instead of running cleanup_tree_cfg_loop.
9302 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
9303 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
9304 (tree_predictive_commoning): Declaration changed.
9305 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
9307 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9309 * doc/invoke.texi (l1-cache-size): Update documentation.
9310 (l2-cache-size): Document.
9311 * params.h (L2_CACHE_SIZE): New macro.
9312 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
9313 that L1_CACHE_SIZE is in kB now.
9314 (L2_CACHE_SIZE_BYTES): New macro.
9315 (tree_ssa_prefetch_arrays): Show size in kB.
9316 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
9317 and l2_cache_size fields.
9318 * config/i386/driver-i386.c (describe_cache): Detect cache size
9320 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
9321 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
9322 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
9323 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
9324 (override_options): Set l1-cache-size and l2-cache-size to default
9325 values if not specified otherwise.
9326 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
9327 (PARAM_L2_CACHE_SIZE): New.
9329 2007-08-01 Nigel Stephens <nigel@mips.com>
9330 David Ung <davidu@mips.com>
9331 Thiemo Seufer <ths@mips.com>
9332 Chris Dearman <chris@mips.com>
9333 Richard Sandiford <richard@codesourcery.com>
9335 * config.gcc (mips*-sde-elf*): New stanza.
9336 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
9337 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
9338 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
9339 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
9340 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
9341 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
9343 * config/mips/sde.h: New file.
9344 * config/mips/t-libgcc-mips16: Likewise.
9345 * config/mips/t-sde: Likewise.
9346 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
9347 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
9348 _MIPS_FPSET and _MIPS_SZINT.
9349 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
9350 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
9351 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
9352 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
9353 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9354 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9355 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
9356 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
9357 _MIPS_SZPTR and _MIPS_FPSET.
9358 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
9359 architecture is specified.
9360 (MIPS_32BIT_OPTION_SPEC): New macro.
9362 2007-07-31 Dan Hipschman <dsh@google.com>
9364 * gcc.c (end_going_arg): New function.
9365 (do_spec_2): Use it.
9366 (do_spec_1): Use it.
9368 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
9370 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
9371 only if ENABLE_CHECKING is defined.
9373 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
9375 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
9376 df_ru_add_problem, df_ru_get_bb_info): Removed.
9377 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
9378 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
9379 df_ru_free_bb_info, df_ru_alloc,
9380 df_ru_bb_local_compute_process_def,
9381 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
9382 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
9383 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
9384 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
9385 df_ru_add_problem): Removed.
9387 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9390 * pa.md (casesi32): Use match_scratch. Revise insn condition.
9391 (casesi32p, casesi64p): Likewise.
9392 (casesi): Adjust for above.
9394 2007-07-31 Richard Sandiford <richard@codesourcery.com>
9396 * mode-switching.c (create_pre_exit): Don't search past calls.
9398 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
9400 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
9402 2007-07-31 Revital Eres <eres@il.ibm.com>
9404 * ddg.c (add_deps_for_def): Rename to...
9405 (add_cross_iteration_register_deps): This. Change implementation
9406 to use only reaching def and def-use chains to construct the
9407 inter loop dependencies.
9408 (add_deps_for_use): Remove function.
9409 (build_inter_loop_deps): Call add_cross_iteration_register_deps
9410 function to build the inter loop dependencies.
9411 * modulo-sched.c (sms_schedule): Build only
9412 reaching def and def-use chains for the propose of the ddg
9415 2007-07-31 Julian Brown <julian@codesourcery.com>
9417 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
9418 New define_insns. Use correct RTL.
9419 (vec_set<mode>): Write as expander.
9421 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
9423 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
9424 to an unallocated space.
9426 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
9429 (split_constant_offset): Enable split_constant_offset to extract
9430 constants from other statements.
9431 * tree-vect-transform.c
9432 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
9433 to a temp var. Force base_offset to be simple.
9435 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
9437 * df-scan.c (df_scan_verify): Remove artificial limit on
9438 the number of blocks for verification.
9439 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
9440 df_simulate_defs): Avoid unnecessary insn checking for defs.
9442 2007-07-29 Mark Mitchell <mark@codesourcery.com>
9444 * config/m68k/lb1sf68.asm (FUNC): New macro.
9446 (__udivsi3): Likewise.
9447 (__divsi3): Likewise.
9448 (__umodsi3): Likewise.
9449 (__modsi3): Likewise.
9450 (__subdf3): Likewise.
9451 (__adddf3): Likewise.
9452 (__muldf3): Likewise.
9453 (__divdf3): Likewise.
9454 (__negdf2): Likewise.
9455 (__cmpdf2): Likewise.
9456 (__subsf3): Likewise.
9457 (__addsf3): Likewise.
9458 (__mulsf3): Likewise.
9459 (__divsf3): Likewise.
9460 (__negsf2): Likewise.
9461 (__cmpsf2): Likewise.
9462 (__eqdf2): Likewise.
9463 (__nedf2): Likewise.
9464 (__gtdf2): Likewise.
9465 (__gedf2): Likewise.
9466 (__ltdf2): Likewise.
9467 (__ledf2): Likewise.
9468 (__eqsf2): Likewise.
9469 (__nesf2): Likewise.
9470 (__gtsf2): Likewise.
9471 (__gesf2): Likewise.
9472 (__ltsf2): Likewise.
9473 (__lesf2): Likewise.
9475 2007-07-30 Ollie Wild <aaw@google.com>
9477 * c-ppoutput.c (print_lines_directives_only): New function.
9478 (scan_translation_unit_directives_only): New function.
9479 (preprocess_file): Add call to scan_translation_unit_directives_only.
9480 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
9481 (sanitize_cpp_opts): Add default flag_dump_macros setting for
9482 -fdirectives-only. Add errors for -fdirectives-only conflict with
9483 -Wunused-macros and -traditional.
9484 (finish_options): Add builtin macro initialization for
9485 -fdirectives-only + -fpreprocessed.
9486 * c.opt (fdirectives-only): New.
9487 * doc/cppopts.texi (fdirectives-only): New.
9489 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9491 * alias.c (record_set, memory_modified_1): Constify.
9492 * bt-load.c (note_btr_set): Likewise.
9493 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
9494 * combine.c (set_nonzero_bits_and_sign_copies,
9495 expand_field_assignment, record_dead_and_set_regs_1,
9496 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
9497 likely_spilled_retval_1): Likewise.
9498 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
9499 frv_io_handle_set): Likewise.
9500 * config/mips/mips.c (mips_sim_record_set,
9501 vr4130_true_reg_dependence_p_1): Likewise.
9502 * config/mt/mt.c (insn_dependent_p_1): Likewise.
9503 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
9504 * config/sh/sh.c (flow_dependent_p_1): Likewise.
9505 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
9506 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
9507 * ddg.c (mark_mem_store): Likewise.
9508 * df-problems.c (df_urec_mark_reg_change): Likewise.
9509 * function.c (update_epilogue_consts): Likewise.
9510 * gcse.c (record_set_info, record_last_set_info,
9511 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
9512 reg_clear_last_set): Likewise.
9513 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
9515 * jump.c (reversed_comparison_code_parts): Likewise.
9516 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
9517 reg_is_set): Likewise.
9518 * loop-iv.c (mark_altered): Likewise.
9519 * mode-switching.c (reg_becomes_live): Likewise.
9520 * optabs.c (no_conflict_move_test): Likewise.
9521 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
9523 * postreload.c (reload_combine_note_store, move2add_note_store):
9525 * regmove.c (flags_set_1): Likewise.
9526 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
9528 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
9530 * resource.c (update_live_status): Likewise.
9531 * rtl.h (set_of, note_stores): Likewise.
9532 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
9533 note_stores, parms_set): Likewise.
9534 * sched-rgn.c (sets_likely_spilled_1): Likewise.
9535 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
9537 * var-tracking.c (count_stores, add_stores): Likewise.
9539 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9541 * alias.c (mems_in_disjoint_alias_sets_p,
9542 fixed_scalar_and_varying_struct_p, aliases_everything_p,
9543 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
9544 write_dependence_p, mems_in_disjoint_alias_sets_p,
9545 read_dependence, true_dependence, canon_true_dependence,
9546 anti_dependence, output_dependence): Constify.
9547 * combine.c (extended_count): Likewise.
9548 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
9549 * cselib.c (get_value_hash, references_value_p,
9550 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
9551 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
9552 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
9553 * function.c (contains, prologue_epilogue_contains,
9554 sibcall_epilogue_contains): Likewise.
9555 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
9556 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
9557 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
9558 reg_or_subregno): Likewise.
9559 * recog.c (asm_noperands): Likewise.
9560 * reload1.c (function_invariant_p): Likewise.
9561 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
9562 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
9563 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
9564 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
9565 true_regnum, reg_or_subregno, condjump_in_parallel_p,
9566 extended_count, prologue_epilogue_contains,
9567 sibcall_epilogue_contains, function_invariant_p, true_dependence,
9568 canon_true_dependence, read_dependence, anti_dependence,
9569 output_dependence): Likewise.
9570 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
9572 2007-07-30 Julian Brown <julian@codesourcery.com>
9574 * config/arm/neon.md (V_ext): New mode attribute.
9575 (neon_vget_lane<mode>): Replace with define_expand.
9576 (neon_vget_lane<mode>_sext_internal)
9577 (neon_vget_lane<mode>_zext_internal): New define_insns for double
9578 and quad precision vectors.
9579 (neon_vget_lanedi): Add bounds check. Remove dead comment.
9580 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
9581 have typeless 32-bit result.
9583 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9586 * tree-affine.h (aff_tree): The type of rest is sizetype for types
9588 * tree-affine.c (aff_combination_scale): If type is a pointer type,
9589 use sizetype for rest.
9590 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
9591 (aff_combination_convert): Don't convert rest for pointer types.
9593 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9595 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
9597 * tree-ssa-alias.c: Add alloc-pool.h.
9598 (init_alias_info): Free alias_bitmap_obstack.
9599 (delete_alias_info): Call delete_mem_ref_stats.
9600 (get_mem_sym_stats_for): Use alloc_pool.
9601 (init_mem_ref_stats): Do not delete mem_ref_stats here.
9602 (delete_mem_sym_stats): Removed.
9604 2007-07-29 Sebastian Pop <sebpop@gmail.com>
9606 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
9607 functions cannot be represented as classical distance vectors.
9609 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9611 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
9612 * builtins.c (validate_arg, builtin_mathfn_code,
9613 validate_arglist): Likewise.
9614 * calls.c (call_expr_flags): Likewise.
9615 * combine.c (reg_nonzero_bits_for_combine,
9616 reg_num_sign_bit_copies_for_combine, get_last_value,
9617 reg_truncated_to_mode): Likewise.
9618 * emit-rtl.c (subreg_lowpart_p): Likewise.
9619 * expr.c (highest_pow2_factor_for_target,
9620 categorize_ctor_elements_1, categorize_ctor_elements,
9621 count_type_elements, contains_packed_reference,
9622 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
9623 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
9624 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
9625 native_encode_int, native_encode_real, native_encode_complex,
9626 native_encode_vector, native_encode_expr, native_interpret_int,
9627 native_interpret_real, native_interpret_complex,
9628 native_interpret_vector, native_interpret_expr): Likewise.
9629 * function.c (use_register_for_decl): Likewise.
9630 * gimplify.c (get_name): Likewise.
9631 * langhooks-def.h (lhd_return_null_const_tree): New.
9632 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9633 * langhooks.c (lhd_return_null_const_tree): New.
9634 * langhooks.h (lang_get_callee_fndecl): Constify.
9635 * output.h (constructor_static_from_elts_p): Likewise.
9636 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9637 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9638 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9639 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9640 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9641 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9642 * rtlhooks-def.h (reg_nonzero_bits_general,
9643 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9645 * rtlhooks.c (reg_num_sign_bit_copies_general,
9646 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9648 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9649 * stor-layout.c (mode_for_size_tree): Likewise.
9650 * tree-ssa-loop-im.c (memref_eq): Likewise.
9651 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9652 * tree.c (contains_placeholder_p, type_list_equal,
9653 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9655 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9656 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9657 contains_placeholder_p, contains_packed_reference,
9658 get_callee_fndecl, operand_equal_for_phi_arg_p,
9659 warn_if_unused_value, is_body_block, native_encode_expr,
9660 native_interpret_expr, fold_convertible_p, operand_equal_p,
9661 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9662 validate_arglist, simple_cst_equal, type_list_equal,
9663 use_register_for_decl, call_expr_flags, get_name,
9664 highest_pow2_factor): Likewise.
9665 (const_call_expr_arg_iterator_d,
9666 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9667 first_const_call_expr_arg, more_const_call_expr_args_p,
9668 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9669 * varasm.c (constructor_static_from_elts_p): Constify.
9671 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9673 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9674 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9675 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9676 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9677 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9678 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9679 spelling conventions.
9680 * doc/invoke.texi: Follow spelling conventions.
9682 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9683 Revital Eres <eres@il.ibm.com>
9685 * modulo-sched.c (sms_schedule): Avoid loops which includes
9686 auto-increment instructions.
9688 2007-07-28 Richard Guenther <rguenther@suse.de>
9691 * fold-const.c (fold_cond_expr_with_comparison): Convert
9692 operand zero of MIN/MAX_EXPR to correct type.
9694 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9696 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9697 flags_from_decl_or_type): Constify.
9698 * gcc.c (do_spec_1): Likewise.
9699 * print-tree.c (dump_addr, print_node_brief): Likewise.
9700 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9701 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9702 tree_purge_all_dead_eh_edges): Likewise.
9703 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9704 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9706 * tree.c (expr_location, expr_has_location, expr_locus,
9707 expr_filename, expr_lineno, get_inner_array_type,
9708 fields_compatible_p): Likewise.
9709 * tree.h (get_inner_array_type, fields_compatible_p,
9710 expr_location, expr_has_location, expr_locus, expr_filename,
9711 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9712 setjmp_call_p, alloca_call_p): Likewise.
9714 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9716 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9717 TV_FLOW_INSENSITIVE.
9719 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9721 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9722 (compute_flow_insensitive_aliasing): Ditto for
9723 TV_FLOW_INSENSITIVE.
9725 2007-07-27 Jan Hubicka <jh@suse.cz>
9727 * config/i386/i386.c (register_move_cost): Remove accidentally
9728 comitted #if 0 block.
9730 * attribs.c: Include hashtab.h
9731 (attribute_hash): New.
9732 (substring): New structure.
9733 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9735 (init_attributes): Initialize attribute hash.
9736 (decl_attributes): Use attribute hash.
9737 * Makefile.in (attribs.c): Depend on hashtab.h.
9739 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9741 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9743 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9745 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9746 __mips_dspr2 and __mips_dsp_rev macros.
9747 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9749 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9751 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9753 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9757 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9758 and the updating of the live and do_not_gen sets.
9759 (df_note_bb_compute): Added updating of live and do_not_gen sets
9760 for regular defs so that the case of clobber inside conditional
9761 call is processed correctly.
9763 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9765 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9766 operands with compatible type.
9768 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9770 * expr.h (store_bit_field): Don't return a value.
9771 * expmed.c (check_predicate_volatile_ok): New function.
9772 (store_bit_field_1): New function, extracted from store_bit_field.
9773 Take a fallback_p argument and return true if the operation succeeded.
9774 Only use store_fixed_bit_field if fallback_p. Don't recompute
9775 mode_for_extraction; use op_mode instead. Try forcing memories
9776 into registers if the insv expander fails.
9777 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9778 Don't return a value.
9779 (convert_extracted_bit_field): New function, extracted from
9781 (extract_bit_field_1): Likewise. Take a fallback_p argument
9782 and return NULL if the operation succeeded. Only use
9783 extract_fixed_bit_field if fallback_p. Only calculate one
9784 extraction mode. Combine code for extv and extzv. Try forcing
9785 memories into registers if the ext(z)v expander fails.
9786 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9788 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9790 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9792 (df_ref): Likewise. Put regno with other integer fields.
9794 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9796 * df.h (df_mw_hardreg): Remove "loc" field.
9797 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9799 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9800 split out from df_set_unused_notes_for_mw. Return false for
9801 partial references. Assert that mw_reg is a REG when returning true.
9802 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9803 (df_whole_mw_reg_dead_p): New function, split out from
9804 df_set_dead_notes_for_mw. Return false for partial references.
9805 Assert that mw_reg is a REG when returning true.
9806 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9807 Remove redundant bitmap check.
9809 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9811 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9812 ($(T)crtend.o): Likwise.
9813 ($(T)crtbeginS.o): Likwise.
9814 ($(T)crtendS.o): Likwise.
9815 ($(T)crtfastmath.o): Likwise.
9817 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9819 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9820 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9821 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9822 and x_n_bbs_in_dom_tree fields.
9824 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9826 PR tree-optimization/32087
9827 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9828 Do not call scale_bbs_frequencies_int with prob of zero.
9830 2007-07-26 Julian Brown <julian@codesourcery.com>
9832 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9833 (neon_element_bits): Add prototypes.
9834 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9835 (neon_const_bounds, neon_element_bits): New functions.
9836 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9837 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9838 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9839 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9840 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9841 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9842 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9843 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9844 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9845 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9846 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9847 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9848 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9850 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9852 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9853 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9855 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9856 Julian Brown <julian@codesourcery.com>
9858 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9859 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9860 * config/arm/cortex-a8.md: New.
9861 * config/arm/cortex-a8-neon.md: New.
9862 * config/arm/neon-schedgen.ml: New.
9863 * config/arm/neon.md (vqh_mnem): New.
9865 (Is_float_mode): New.
9866 (Scalar_mul_8_16): New.
9868 (V_mode_nunits): New.
9869 (All instruction patterns): Annotate with neon_type attribute
9871 * config/arm/arm.md: Include cortex-a8.md.
9872 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9874 Annotate instruction patterns accordingly.
9875 (generic_sched): Do not use generic scheduling for Cortex-A8.
9876 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9878 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9880 * fold-const.c (fold_read_from_constant_string): Use
9882 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9884 2007-07-26 Nick Clifton <nickc@redhat.com>
9886 * tree-ssa-operands.h: Change copyright header to refer to version
9887 3 of the GNU General Public License and to point readers at the
9888 COPYING3 file and the FSF's license web page.
9889 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9890 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9891 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9892 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9893 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9894 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9895 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9896 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9897 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9898 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9899 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9900 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9901 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9902 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9903 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9904 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9905 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9906 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9907 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9908 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9909 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9910 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9911 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9912 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9913 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9914 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9915 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9916 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9917 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9918 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9919 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9920 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9921 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9922 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9923 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9924 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9925 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9926 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9927 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9928 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9929 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9930 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9931 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9932 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9933 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9934 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9935 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9936 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9937 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9938 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9939 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9940 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9941 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9942 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9943 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9944 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9945 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9946 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9947 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9948 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9949 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9950 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9951 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9952 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9953 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9954 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9955 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9956 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9957 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9958 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9959 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9960 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9961 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9962 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9963 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9964 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9965 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9966 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9967 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9968 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9969 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9970 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9971 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9972 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9973 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9974 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9975 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9976 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9977 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9978 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9979 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9980 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9981 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9982 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9983 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9984 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9985 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9986 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9987 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9988 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9989 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9990 convert.c, convert.h, langhooks-def.h, reload1.c,
9991 tree-ssa-operands.c: Likewise.
9993 2007-07-26 Jan Hubicka <jh@suse.cz>
9995 * tree-ssa-live.c: Include debug.h and flags.h.
9996 (mark_scope_block_unused): New function.
9997 (remove_unused_scope_block_p): New function.
9998 (remove_unused_locals): Remove unused blocks too.
10000 2007-07-25 Ian Lance Taylor <iant@google.com>
10002 * combine.c (combine_max_regno): Remove. Remove all uses.
10003 (struct reg_stat_struct): Rename from struct reg_stat.
10004 (reg_stat_type): Define, and declare VECs.
10005 (reg_stat): Change from pointer to VEC. Change all uses.
10006 (combine_split_insns): New static function.
10007 (try_combine, find_split_point): Call it instead of split_insns.
10009 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10011 * cfghooks.c (split_block): Fix the information about loop latch.
10013 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10015 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10017 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10019 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10020 Scan the new edge for loop exit info.
10022 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10024 * config/darwin.c: Include debug.h.
10026 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10029 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10031 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10033 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10034 (HARD_REGNO_MODE_OK): Ditto.
10035 (MODES_TIEABLE_P): Ditto.
10036 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10037 (CLASS_MAX_NREGS): Ditto.
10038 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10039 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10040 (divdf3_internal_thr): Removed.
10041 * config/ia64/div.md: New file.
10042 * config/ia64/constraints.md: Add H constraint.
10044 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10046 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10047 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10048 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10049 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10050 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10051 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10052 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10053 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10054 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10055 dump_sbitmap_file, debug_sbitmap, popcount_table,
10056 sbitmap_popcount): Constify.
10057 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10058 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10059 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10060 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10061 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10062 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10063 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10064 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10065 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10066 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10067 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10069 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10071 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10072 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10073 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10074 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10075 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10076 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10077 bitmap_intersect_p, bitmap_intersect_compl_p,
10078 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10079 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10081 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10082 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10083 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10084 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10085 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10086 debug_bitmap, debug_bitmap_file, bitmap_print,
10087 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10088 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10090 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10092 * config/darwin.c (darwin_override_options): Additional fix for
10093 debug info formats that don't support var tracking.
10095 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10097 * cselib.c (entry_and_rtx_equal_p): Constify.
10098 * gengtype.c (output_mangled_typename, write_types, write_local):
10100 * gengtype.h (const_type_p): New.
10101 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10103 * tlink.c (scan_linker_output): De-constify.
10104 * tree-ssa-loop-im.c (memref_eq): Constify.
10105 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10106 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10108 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10110 * c-common.c (fname_as_string, c_type_hash): Constify.
10111 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10112 * cgraph.c (edge_hash, edge_eq): Likewise.
10113 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10114 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10115 reg_attrs_htab_eq): Likewise.
10116 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10118 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10119 const_decl_t, const_state_t, const_automata_list_el_t): New.
10120 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10121 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10122 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10123 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10124 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10125 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10126 compare_max_occ_cycle_nums, out_state_arcs_num,
10127 compare_transition_els_num, units_cmp, state_reservs_cmp):
10129 * genmodes.c (cmp_modes): Likewise.
10130 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10131 * gimplify.c (compare_case_labels): Likewise.
10132 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10133 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10134 * matrix-reorg.c (mtt_info_hash): Likewise.
10135 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10136 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10137 (htab_hash_bucket, htab_hash_elem): Constify.
10138 * tree-browser.c (TB_parent_eq): Likewise.
10139 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10140 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10141 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10142 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10144 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10145 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10146 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10147 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10148 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10150 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10151 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10152 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10153 * tree-ssa-threadupdate.c (redirection_data_hash,
10154 redirection_data_eq): Likewise.
10155 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10156 * tree-ssa.c (var_ann_eq): Likewise.
10157 * tree-vrp.c (compare_case_labels): Likewise.
10158 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10159 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10160 tree_not_check_failed, tree_class_check_failed,
10161 tree_range_check_failed, tree_not_class_check_failed,
10162 omp_clause_check_failed, omp_clause_range_check_failed,
10163 tree_contains_struct_check_failed, tree_operand_check_failed):
10165 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10166 tree_not_check_failed, tree_class_check_failed,
10167 tree_range_check_failed, tree_not_class_check_failed,
10168 tree_operand_check_failed, omp_clause_operand_check_failed,
10169 tree_operand_length): Likewise.
10170 * var-tracking.c (const_variable): New.
10171 (variable_htab_hash, variable_htab_eq): Constify.
10172 * varasm.c (const_desc_hash): Likewise.
10174 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10176 * expr.c (handled_component_p): Constify.
10177 * fold-const.c (fit_double_type): Likewise.
10178 * real.h (real_value_from_int_cst): Likewise.
10179 * tree-flow-inline.h (gimple_in_ssa_p,
10180 gimple_aliases_computed_p, gimple_addressable_vars,
10181 gimple_call_clobbered_vars, gimple_referenced_vars,
10182 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10183 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10184 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10185 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10186 is_label_stmt, is_global_var, phi_ssa_name_p,
10187 factoring_name_p, is_call_clobbered, tree_common_ann,
10188 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10189 unmodifiable_var_p, array_ref_contains_indirect_ref,
10190 ref_contains_array_ref, lookup_subvars_for_var,
10191 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10192 gimple_mem_ref_stats): Likewise.
10193 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10194 may_aliases, is_exec_stmt, is_label_stmt,
10195 ref_contains_array_ref, array_ref_contains_indirect_ref,
10196 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10197 unmodifiable_var_p): Likewise.
10198 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10199 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10200 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10201 cst_and_fits_in_hwi, real_value_from_int_cst,
10202 build_real_from_int_cst, integer_zerop, integer_onep,
10203 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10204 tree_floor_log2, real_zerop, real_onep, real_twop,
10205 real_minus_onep, really_constant_p, purpose_member, chain_member,
10206 list_length, fields_length, int_size_in_bytes, bit_position,
10207 int_bit_position, byte_position, int_byte_position, expr_align,
10208 array_type_nelts, tree_node_structure,
10209 type_contains_placeholder_1, iterative_hash_pointer,
10210 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10211 tree_map_base_eq, type_hash_list, type_hash_eq,
10212 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10213 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10214 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10215 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10216 int_fits_type_p, get_containing_scope, decl_function_context,
10217 decl_type_context, omp_clause_operand_check_failed,
10218 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10219 * tree.h (omp_clause_operand_check_failed, tree_size,
10220 build_real_from_int_cst, array_type_nelts, purpose_member,
10221 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10222 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10223 is_attribute_p, check_qualified_type, expr_align,
10224 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10225 int_byte_position, list_length, fields_length, initializer_zerop,
10226 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10227 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10228 tree_node_structure, handled_component_p, get_containing_scope,
10229 decl_function_context, decl_type_context, real_zerop,
10230 type_num_arguments, fit_double_type, really_constant_p,
10231 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10232 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10233 real_twop, real_minus_onep, int_cst_value): Likewise.
10235 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10237 * cfglayout.c (insn_scope, insn_line): Constify.
10238 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10239 const_double_htab_hash, const_double_htab_eq,
10240 mem_attrs_htab_hash): Likewise.
10241 * loop-iv.c (biv_eq): Likewise.
10242 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10243 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10244 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10246 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10247 error_for_asm, warning_for_asm, _fatal_insn,
10248 _fatal_insn_not_found): Likewise.
10249 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10250 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10251 rtl_check_failed_type2, rtl_check_failed_code1,
10252 rtl_check_failed_code2, rtl_check_failed_code_mode,
10253 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10254 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10255 rtl_check_failed_type2, rtl_check_failed_code1,
10256 rtl_check_failed_code2, rtl_check_failed_code_mode,
10257 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10258 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10259 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10260 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10261 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10262 rtx_unstable_p, get_integer_term, get_related_value,
10263 offset_within_block_p, reg_mentioned_p, count_occurrences,
10264 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10265 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10266 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10267 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10268 find_constant_src, find_reg_fusage, find_regno_fusage,
10269 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10270 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10271 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10272 computed_jump_p, auto_inc_p, in_expr_list_p,
10273 remove_node_from_expr_list, loc_mentioned_in_p,
10274 label_is_jump_target_p, reversed_comparison_code_parts,
10275 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10276 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10277 print_inline_rtx): Likewise.
10278 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10279 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10280 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10281 get_integer_term, get_related_value, offset_within_block_p,
10282 count_occurrences, reg_mentioned_p, no_labels_between_p,
10283 reg_used_between_p, reg_referenced_p, single_set_2,
10284 multiple_sets, set_noop_p, refers_to_regno_p,
10285 reg_overlap_mentioned_p, dead_or_set_p,
10286 covers_regno_no_parallel_p, covers_regno_p,
10287 dead_or_set_regno_p, find_reg_note, find_regno_note,
10288 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10289 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10290 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10291 side_effects_p, may_trap_p_1, may_trap_p,
10292 may_trap_after_code_motion_p, may_trap_or_fault_p,
10293 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10294 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10295 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10296 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10297 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
10299 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
10300 warning_for_asm): Likewise.
10301 * tree.h (print_rtl): Likewise.
10302 * varasm.c (get_pool_mode): Likewise.
10304 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10306 * c-lex.c (c_lex_with_flags, lex_string): Constify.
10307 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
10308 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10309 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
10310 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
10311 * ddg.c (compare_sccs): Likewise.
10312 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
10313 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
10314 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
10315 decimal_do_fix_trunc, decimal_real_to_integer,
10316 decimal_real_to_integer2, decimal_real_maxval): Likewise.
10317 * dse.c (const_group_info_t): New.
10318 (invariant_group_base_eq, invariant_group_base_hash): Constify.
10319 * dwarf2out.c (const_dw_die_ref): New.
10320 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
10321 * tree-browser.c (TB_parent_eq): Likewise.
10322 * unwind-dw2-fde.c (__register_frame_info_bases,
10323 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
10324 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
10326 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
10327 * unwind-dw2.c (uw_frame_state_for): Likewise.
10328 * value-prof.c (histogram_hash, histogram_eq): Likewise.
10329 * value-prof.h (const_histogram_value): New.
10331 2007-07-25 Richard Sandiford <richard@codesourcery.com>
10333 * config/mips/mips.c (machine_function): Add
10334 initialized_mips16_gp_pseudo_p.
10335 (mips16_gp_pseudo_reg): Do not emit the initialization of
10336 mips16_gp_pseudo_rtx when being called from the gimple cost-
10337 calculation routines; emit it on the first use outside those
10340 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10342 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
10345 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
10346 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
10347 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
10348 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
10349 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
10350 Preserve const-ness of parameters through use of __typeof(),
10351 also constify and tidy.
10353 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
10354 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
10355 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
10356 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
10357 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
10358 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
10359 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
10360 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
10361 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
10363 2007-07-25 Julian Brown <julian@codesourcery.com>
10364 Mark Shinwell <shinwell@codesourcery.com>
10366 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
10367 (alpha_mangle_type): This.
10368 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10369 (TARGET_MANGLE_TYPE): Define this instead.
10370 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
10371 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
10372 (arm_init_neon_builtins): Fix comment.
10373 (arm_mangle_map_entry): New.
10374 (arm_mangle_map): New.
10375 (arm_mangle_type): New.
10376 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
10377 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10378 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10379 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10380 (TARGET_MANGLE_TYPE): Define this instead.
10381 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
10382 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10383 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10384 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10385 (TARGET_MANGLE_TYPE): Define this instead.
10386 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
10388 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
10389 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10390 (TARGET_MANGLE_TYPE): Define this instead.
10391 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
10392 (s390_mangle_type): This.
10393 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10394 (TARGET_MANGLE_TYPE): Define this instead.
10395 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
10396 (sparc_mangle_type): This.
10397 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10398 (TARGET_MANGLE_TYPE): Define this instead.
10399 * cp/mangle.c (write_type): Call mangle_type target hook on all
10400 types before mangling. Use original type, not main variant, as
10402 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
10403 (TARGET_MANGLE_TYPE): This.
10404 * target.h (gcc_target): Rename mangle_fundamental_type to
10406 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
10407 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
10409 2007-07-25 Julian Brown <julian@codesourcery.com>
10410 Paul Brook <paul@codesourcery.com>
10411 Joseph Myers <joseph@codesourcery.com>
10412 Mark Shinwell <shinwell@codesourcery.com>
10414 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
10415 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
10416 (with_fpu): Allow --with-fpu=neon.
10417 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10418 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10419 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
10420 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
10421 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
10422 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
10423 (neon_emit_pair_result_insn, neon_disambiguate_copy)
10424 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
10425 (output_move_neon): Add prototypes.
10426 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
10427 (all_fpus): Add FPUTYPE_NEON.
10428 (fp_model_for_fpu): Add NEON field.
10429 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
10430 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
10432 (arm_legitimate_address_p): Don't support fancy addressing for NEON
10434 (thumb2_legitimate_address_p): Likewise.
10435 (neon_valid_immediate): Recognize and prepare constants suitable for
10437 (neon_immediate_valid_for_move): New function. Recognize and prepare
10438 immediates for NEON move instructions.
10439 (neon_immediate_valid_for_logic): New function. Recognize and
10440 prepare immediates for NEON logic instructions.
10441 (neon_output_logic_immediate): New function. Create asm string
10442 suitable for outputting immediate logic instructions.
10443 (neon_pairwise_reduce): New function. Implement reduction using
10444 pairwise operations.
10445 (neon_expand_vector_init): New function. Expand a (possibly
10446 non-constant) vector initialization.
10447 (neon_vector_mem_operand): New function. Memory operands supported
10448 for quad-word loads/stores to/from ARM or NEON registers. Don't
10449 allow base+offset addressing for core regs.
10450 (neon_struct_mem_operand): New function. Valid mems for NEON
10452 (coproc_secondary_reload_class): Enable NEON registers to be loaded
10453 from neon_vector_mem_operand addresses without a secondary register.
10454 (add_minipool_forward_ref): Handle >8-byte minipool entries.
10455 (add_minipool_backward_ref): Likewise.
10456 (dump_minipool): Likewise.
10457 (push_minipool_fix): Likewise.
10458 (output_move_quad): New function. Output quad-word moves, loads and
10459 stores using ARM registers.
10460 (output_move_vfp): Add support for vectors in VFP (NEON) D
10462 (output_move_neon): Output a NEON load/store to/from a quadword
10464 (arm_print_operand): Implement new codes:
10465 - 'c' for unadorned integers (without a # sign).
10466 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
10468 - 'e', 'f' for the low and high D parts of a NEON Q register.
10469 - 'q' outputs a NEON Q register.
10470 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
10471 - 'T' prints NEON opcode features from a coded bitmask.
10472 - 'F' is similar to T, but signed/unsigned codes both print as
10474 - 't' is similar to T, but 'u' is printed instead of 'p'.
10475 - 'O' prints 'r' if NEON instruction should perform rounding (as
10476 specified by bitmask), else prints nothing.
10477 - '#' is a punctuation character to stop operand numbers from
10478 running together with following digits in the assembler
10479 strings for instructions (when using mode attributes).
10480 (arm_assemble_integer): Handle extra NEON vector modes. Permute
10481 constant vectors in big-endian mode, where necessary.
10482 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
10483 Handle EI, OI, CI, XI modes.
10484 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
10485 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
10486 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
10487 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
10488 (neon_builtin_type_bits): Add enumeration, one bit for each vector
10490 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
10491 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
10492 to turn v8qi, etc. into bits defined above.
10493 (neon_itype): New enumeration. Classifications of NEON builtins.
10494 (neon_builtin_datum): Define struct. Contains information about
10495 a single builtin (with multiple modes).
10496 (CF): Define helper macro for...
10497 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
10499 (neon_builtin_data): New array. Define information about builtins
10500 for use during initialization/expansion.
10501 (arm_init_neon_builtins): New function.
10502 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
10504 (neon_builtin_compare): New function.
10505 (locate_neon_builtin_icode): New function. Find an insn code for a
10506 builtin given a function code for that builtin. Also return type of
10507 builtin (NEON_BINOP, NEON_UNOP etc.).
10508 (builtin_arg): New enumeration. Types of arguments for builtins.
10509 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
10510 Takes a variable argument list of builtin_arg types, terminated by
10512 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
10513 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
10514 (neon_emit_pair_result_insn): New function. Support returning pairs
10515 of vectors via a pointer.
10516 (neon_disambiguate_copy): New function. Set up operands for a
10517 multi-word copy such that registers do not get clobbered.
10518 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
10519 ARM_BUILTIN_NEON_BASE.
10520 (arm_file_start): Set float-abi attribute for NEON.
10521 (arm_vector_mode_supported_p): Enable NEON vector modes.
10522 (arm_mangle_map_entry): New.
10523 (arm_mangle_map): New.
10524 (arm_mangle_vector_type): New.
10525 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
10527 (TARGET_NEON): New macro. Target supports NEON.
10528 (fputype): Add FPUTYPE_NEON.
10529 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
10530 for vectorization based on command-line arg.
10531 (NEON_REGNO_OK_FOR_NREGS): Define.
10532 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
10533 (VALID_NEON_STRUCT_MODE): Define.
10534 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
10535 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
10536 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
10537 (consttable_16): Add pattern for outputting 16-byte minipool
10539 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
10541 (vec-common.md, neon.md): Include md files.
10542 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
10543 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
10544 (memory_constraint "Ut", "Un", "Us"): Define.
10545 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
10546 (MMX_char): New mode attribute.
10547 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
10548 (*add<mode>3_iwmmxt): New insn pattern.
10549 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
10550 (*sub<mode>3_iwmmxt): New insn pattern.
10551 (mulv4hi3): Rename to...
10552 (*mulv4hi3_iwmmxt): This.
10553 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
10554 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
10555 (uminv4hi3, uminv2si3): Remove. Replace with...
10556 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
10557 (*umin<mode>3_iwmmxt): These.
10558 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
10559 (ashr<mode>3_iwmmxt): This new pattern.
10560 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
10561 (lshr<mode>3_iwmmxt): This new pattern.
10562 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
10563 (ashl<mode>3_iwmmxt): This new pattern.
10564 * config/arm/neon-docgen.ml: New file. Generate documentation for
10566 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
10567 * config/arm/arm_neon.h: New (autogenerated).
10568 * config/arm/neon-testgen.ml: New file. Generate NEON tests
10570 * config/arm/neon.md: New file. Define NEON instructions.
10571 * config/arm/neon.ml: New file. Abstract description of NEON
10572 instructions, used to generate arm_neon.h header, documentation and
10574 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
10575 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
10577 * doc/extend.texi (ARM Built-in Functions): Rename and remove
10579 (ARM NEON Intrinsics): New subsection.
10580 * doc/arm-neon-intrinsics.texi: New (autogenerated).
10582 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
10584 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
10587 2007-07-24 Jan Hubicka <jh@suse.cz>
10589 * regclass.c (move_table): New type.
10590 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
10591 (init_move_cost): Break out from ...
10592 (init_reg_sets_1): ... here; simplify computation of
10593 have_regs-of_mode and contains_reg_of_mode.
10594 (record_reg_classes): Unswitch internal loops.
10595 (copy_cost): Trigger lazy initialization of move cost
10596 (record_address_regs): Likewise.
10598 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
10600 * config/darwin.c (darwin_override_options): Don't force on
10601 flag_var_tracking_uninit when no debug info is requested.
10603 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10605 * cfgloop.c (init_loops_structure): New function.
10606 (flow_loops_find): Create root of the loop tree unconditionally.
10608 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
10610 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
10612 2007-07-24 Jan Hubicka <jh@suse.cz>
10614 * caller-save.c: Include ggc.h, gt-caller-save.h
10615 (reg_save_code, reg_restore_code): Rename to ...
10616 (cached_reg_save_code, cached_reg_restore_code): ... those.
10617 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
10618 (reg_save_code, reg_restore_code): New functions.
10619 (init_caller_save): Do not intialize
10620 reg_save_code/reg_restore_code tables.
10621 * Makefile.in: (gt-caller-save.h): New.
10623 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10625 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
10626 with the mode of the original operand instead of
10629 2007-07-23 Jan Hubicka <jH@suse.cz>
10631 * i386.c (ix86_secondary_memory_needed): Break out to...
10632 (inline_secondary_memory_needed): ... here.
10633 (ix86_memory_move_cost): Break out to ...
10634 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10635 maximum of input and output; fix handling of Q_REGS on 64bit.
10636 (ix86_secondary_memory_needed): Microoptimize.
10638 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10640 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10641 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10642 stmts_from_loop, known_dependences_p, build_rdg): New.
10643 * tree-data-ref.h: Depends on graphds.h.
10644 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10645 (build_rdg): Declared.
10646 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10648 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10650 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10653 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10654 Jakub Jelinek <jakub@redhat.com>
10656 PR middle-end/PR28690
10657 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10659 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10660 and MEM_POINTER operands over REG and MEM operands.
10661 (swap_commutative_operands_p): Change return value to bool.
10662 * rtl.h: Update the corresponding prototype.
10663 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10664 instead of gen_rtx_PLUS.
10665 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10666 value to bool. Change function arguments to rtx's and update code
10668 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10669 calls to match the new declaration.
10670 * simplify-rtx.c (simplify_associative_operation): Don't
10671 reorder simplify_binary_operation arguments.
10673 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10675 * config/mips/mips.c (override_options): Use mips_costs to derive
10676 the default branch cost.
10677 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10679 * config/mips/mips.opt (mbranch-cost=): New option.
10680 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10682 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10684 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10685 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10686 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10687 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10689 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10691 * config/mips/constraints.md (ks): New constraint.
10692 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10693 (*add<mode>3_mips16): ...here.
10695 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10697 * optabs.h (enum optab_index): Add new OTI_signbit.
10698 (signbit_optab): Define corresponding macro.
10699 (enum insn_code signbit_optab[]): Remove array.
10700 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10701 (expand_copysign_absneg): If back end provides signbit insn, use it
10702 instead of bit operations on floating point argument.
10703 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10704 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10705 for availability of signbit insn.
10707 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10708 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10709 SSE mode is not active.
10710 (isinf<mode>2): Disable for mfpmath=sse,387.
10712 2007-07-22 Ben Elliston <bje@au.ibm.com>
10714 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10716 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10718 2007-07-20 Richard Guenther <rguenther@suse.de>
10720 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10721 integral typed condition.
10722 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10723 booleanness. Only preserve conversions from a non-base
10724 type to a base type, not in general between types with
10725 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10726 * tree.def (COND_EXPR): Document that the condition
10727 can be of any integral type.
10729 2007-07-20 Nigel Stephens <nigel@mips.com>
10730 Richard Sandiford <richard@codesourcery.com>
10732 * config/mips/mips.h (mips_dwarf_regno): Declare.
10733 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10734 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10735 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10736 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10737 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10738 (REG_CLASS_NAMES): Update accordingly.
10739 * config/mips/mips.c (mips_dwarf_regno): New array.
10740 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10741 (mips_subword): Remove special handling for accumulator registers.
10742 (override_options): Initiailize mips_dwarf_regno. Remove use
10744 (mips_swap_registers): New function.
10745 (mips_conditional_register_usage): Swap accumulator registers
10746 around if TARGET_LITTLE_ENDIAN.
10747 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10748 * config/mips/constraints.md (h, l): Use the endianness to choose
10749 between MD0_REG and MD1_REG.
10750 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10751 alternative-dependent template.
10753 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10755 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10758 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10760 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10761 predecessor fallthru flags.
10763 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10765 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10766 of compare to the same type.
10767 * cfgloopmanip.c (add_loop): Update information about loop exits.
10768 (loop_version): Remove the innermost loop requirement.
10769 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10770 to sizetype for pointers.
10772 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10774 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10775 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10776 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10778 * config/dfp-bit.c: Empty for TFmode conversions.
10780 2007-07-18 Caroline Tice <ctice@apple.com>
10782 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10783 and handle them correctly; check that src is not NULL before
10785 (find_src_set_src): Likewise.
10787 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10789 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10790 (struct alignment_context, init_alignment_context): New.
10791 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10792 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10793 (XCHAL_HAVE_S32C1I): Likewise.
10794 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10795 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10796 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10797 (ATOMIC, HQI): New macros.
10798 (memory_barrier, *memory_barrier): New.
10799 (sync_lock_releasesi): New.
10800 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10801 (sync_lock_test_and_set<mode>): New.
10802 (sync_<atomic><mode>): New.
10803 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10804 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10805 (xtensa_expand_atomic): New.
10807 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10811 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10812 transformation for builtin ISNORMAL.
10813 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10814 * builtins.def (BUILT_IN_ISNORMAL): New.
10815 * doc/extend.texi: Document isnormal.
10817 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10821 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10822 optabs infrastructure. Provide generic implementation for
10824 (expand_builtin): Handle FINITE/ISFINITE.
10825 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10826 (fold_builtin_1): Likewise.
10828 * builtins.def (BUILT_IN_ISFINITE): New.
10830 * doc/extend.texi: Document isfinite.
10832 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10835 PR middle-end/20558
10837 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10838 generic fallback for isinf.
10839 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10840 calculation code ...
10841 * real.c (get_max_float): ... to here.
10842 * real.h (get_max_float): New.
10844 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10846 PR middle-end/32668
10848 * builtin-attrs.def (ATTR_TYPEGENERIC,
10849 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10851 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10852 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10853 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10854 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10856 * c-common.c (handle_type_generic_attribute): New.
10857 (c_common_attribute_table): Add "type generic".
10859 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10861 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10863 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10864 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10867 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10870 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10871 checking that the operand is an expression.
10873 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10874 Danny Smith <dannysmith@users.sourceforge.net>
10877 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10878 file mapping object in local namespace if Windows version later
10881 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10883 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10884 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10885 arm_cannot_force_const_mem.
10886 (arm_cannot_force_const_mem): New function.
10887 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10888 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10889 of arm_tls_referenced_p.
10890 * config/arm/arm.md (movsi): Split out-of-section constants when
10891 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10892 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10894 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10896 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10898 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10900 * config/mips/mips.md (*extendqihi2): Convert the destination
10903 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10905 * config/pa/fptr.c: Update license header.
10906 * config/pa/milli64.S: Likewise.
10908 2007-07-17 Nick Clifton <nickc@redhat.com>
10910 * COPYING_v3: New file. Contains version 3 of the GNU General
10912 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10913 Lesser General Public License.
10914 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10915 the GNU General Public License.
10917 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10919 PR rtl-optimization/32773
10920 * cfglayout.c (force_one_exit_fallthru): New function.
10921 (cfg_layout_finalize): Use it.
10923 2007-07-16 Richard Guenther <rguenther@suse.de>
10924 Uros Bizjak <ubizjak@gmail.com>
10926 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10927 before forcing it to gimple operand.
10929 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10930 David Ung <davidu@mips.com>
10932 * config/mips/mips.h (TUNE_24K): Define.
10933 (TUNE_MACC_CHAINS): Add TUNE_24K.
10934 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10936 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10937 (r74k_int_madd): .. this new reservation.
10938 (define_bypass): Fixed bypasses for r74k_int_madd to use
10939 mips_linked_madd_p.
10940 * config/mips/24k.md (define_bypass): Define new
10941 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10943 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10944 Nigel Stephens <nigel@mips.com>
10946 * config/mips/mips.md: Include 20kc.md.
10947 * config/mips/20kc.md: New file.
10948 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10949 (mips_adjust_cost): Tweak for 20Kc.
10950 (mips_issue_rate): Likewise.
10951 * config/mips/mips.h (TUNE_20KC): Define.
10953 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10955 * config/rs6000/rs6000.c (struct processor_cost): Add
10956 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10958 (*_cost): Add cache information.
10959 (rs6000_override_options): Set cache parameters.
10961 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10964 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10965 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10967 2007-07-16 Paul Brook <paul@codesourcery.com>
10970 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10971 (cirrus_thumb2_movsi_insn): Ditto.
10973 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10975 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10976 CR2_REGNO to R_CR2.
10978 2007-07-15 Andrew Haley <aph@redhat.com>
10980 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10981 before looking in the context.
10983 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10985 PR middle-end/32398
10986 PR middle-end/32769
10987 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10988 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10989 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10990 (pa_output_function_prologue): Use rp_saved and
10991 current_function_is_leaf to generate .CALLINFO statement.
10992 (hppa_expand_prologue): Set rp_saved.
10993 (hppa_expand_epilogue): Use rp_saved.
10994 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10995 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10997 2007-07-14 Dirk Mueller <dmueller@suse.de>
10999 * omega.c (coalesce): Fix memory leak on early exit.
11000 * matrix-reorg.c (check_allocation_function): Likewise.
11001 * tree-vect-transform.c (vect_get_new_vect_var): free result
11003 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11004 pass pointer to edge vector
11005 (partition_hot_cold_basic_blocks): Fix memory leak.
11006 * collect2.c (prefix_from_string): Free temporary storage.
11007 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11009 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11011 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11012 (DO_GLOBAL_DTORS_BODY): Likewise.
11014 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11015 Nigel Stephens <nigel@mips.com>
11017 * config/mips/mips.c (mips_classify_symbol): Don't return
11018 SYMBOL_SMALL_DATA for constant pool addresses if
11019 TARGET_EMBEDDED_DATA is true.
11021 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11023 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11024 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11025 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11026 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11027 __builtin_ia32_storehps, __builtin_ia32_storelps,
11028 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11029 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11030 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11031 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11032 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11033 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11034 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11035 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11036 using def_builtin_const.
11038 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11040 PR tree-optimization/32705
11041 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11042 (simplify_binary_expression): Use SSA_VAL consistently.
11044 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11046 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11047 (SPEFSCR_REGNO): Delete definition.
11048 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11049 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11050 * config/rs6000/rs6000.h: Do not define *_REGNO.
11051 LINK_REGISTER_REGNUM -> LR_REGNO.
11052 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11053 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11054 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11055 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11056 R_VRSAVE, R_VSCR. Use them.
11057 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11058 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11059 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11060 * config/rs6000/aix.h: Define R_LR. Use it.
11062 2007-07-13 Caroline Tice <ctice@apple.com>
11064 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11065 flag_var_tracking is explicitly turned off (i.e. when variable
11066 tracking is not feasible); otherwise, turn flag_var_tracking on when
11067 flag_var_tracking_uninit is on.
11068 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11069 note definitions, to allow recording of initialization status in the
11071 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11072 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11073 determine if two note locations are equal.
11074 (output_loc_list): Don't output list entries whose start & end labels
11076 (reg_loc_descriptor): Add parameter for initialization status; pass it
11077 to other loc descriptor functions.
11078 (one_reg_loc_descriptor): Add parameter for initialization status;
11079 check its value and add DW_OP_GNU_uninit to returned loc descr if
11081 (multiple_reg_loc_descriptor): Add parameter for initialization
11083 pass init status argument to other loc descriptor functions; check
11084 value of intialization parameter and add DW_OP_GNU_uninit to returned
11085 loc descr if appropriate.
11086 (based_loc_descr): Add parameter for initialization status; add new
11087 variable for return value; check value of initialization parameter and
11088 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11089 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11090 pass init status argument to other loc descriptor functions; check
11091 value of intialization parameter and add DW_OP_GNU_uninit to returned
11092 loc descr if appropriate.
11093 (mem_loc_descriptor): Likewise.
11094 (concat_loc_descriptor): Likewise.
11095 (concatn_loc_descriptor): Likewise.
11096 (loc_descriptor): Add parameter for initialization status; pass it as
11097 argument to other loc descriptor function calls.
11098 (loc_descriptor_from_tree_1): Add appropriate initialization status
11099 to loc descriptor function calls.
11100 (add_location_or_const_value_attribute): Get initialization status
11101 from VAR_LOCATION note; add initialization status to loc descriptor
11103 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11104 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11105 status is uninitialized, add "[uninint]" to output.
11106 * common.opt (fvar-tracking-uninit): New option, similar to
11107 fvar-tracking, to turn on tracking of uninitialized variables; creates
11108 a new global flag, flag_var_tracking_uninit.
11109 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11110 (enum var_init_status): New type, for var initialization status field.
11111 * var-tracking.c (struct location_chain_def): Two new fields, init,
11112 for initialization status, and set_src for the assignment value expr.
11113 (unshare_variable): New parameter for initialization status;
11114 initialize new init and set_src fields.
11115 (var_reg_set): New parameters for initialization status and value;
11116 pass them to set_variable_part.
11117 (var_mem_set): Likewise.
11118 (get_init_value): New function.
11119 (var_reg_delete_and_set): New initialization status & value
11120 parameters; add call to get_init_value if status is unknown; pass new
11121 parameters to clobber_variable_part and var_reg_set.
11122 (var_mem_delete_and_set): Likewise.
11123 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11124 (var_mem_delete): Likewise.
11125 (variable_union): Pass status to unshare_variable; initialize new init
11126 and set_src fields. If flag_var_tracking_uninit is not set, force
11127 status to initialized.
11128 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11129 used later to get the set_src value.
11130 (find_src_status): New function.
11131 (find_src_set_src): New function.
11132 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11133 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11134 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11135 and var_mem_delete_and_set.
11136 (dump_variable): Print out "[uninit]" if appropriate.
11137 (set_variable_part): Add new initialization and set_src parameters;
11138 pass status to unshare_variable; set node->init and node- >set_src
11139 fields and modify slot in hash table appropriately; save the init and
11140 set_src values if appropriate and assign to the new node.
11141 (clobber_variable_part): New set_src parameter; if two nodes have
11142 same variable and same location but different set_src (assignment)
11143 values, clobber old node.
11144 (delete_variable_part): Pass init status to unshare_variable.
11145 (emit_note_insn_var_location): Add initialized var; assign var's init
11146 status to new 'initialized'; pass new init status field to calls to
11147 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11148 status to initialized.
11149 (emit_notes_in_bb): Pass initialization status to calls to
11150 var_reg_set, var_mem_set, var_reg_delete_and_set and
11151 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11152 var_reg_delete_and_set and var_mem_delete_and_set; call
11153 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11154 make up for change in add_stores.
11155 (vt_add_function_parameters): Add status to calls to
11157 * config/darwin.c (darwin_override_options): Turn on uninitialized
11158 tracking automatically, if var_tracking is on and the system is
11161 2007-07-13 Sa Liu <saliu@de.ibm.com>
11163 * config.gcc: Add options for arch and tune on SPU.
11164 * config/spu/predicates.md: Add constant operands 0 and 1.
11165 * config/spu/spu-builtins.def: Add builtins for double precision
11166 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11167 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11169 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11171 * config/spu/spu-protos.h: Add new function prototypes.
11172 * config/spu/spu.c (spu_override_options): Check options -march and
11174 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11175 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11177 (spu_const_from_int): New. Create a vector constant from 4 ints.
11178 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11179 (spu_emit_vector_compare): New. Emit vector compare.
11180 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11181 * config/spu/spu.h: Add options -march and -mtune. Define processor
11182 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11183 CANONICALIZE_COMPARISON.
11184 * config/spu/spu.md: Add new insns for double precision compare
11185 and double precision vector compare. Add vcond and smax/smin patterns
11186 to enable DFmode vector conditional expression.
11187 * config/spu/spu.opt: Add options -march and -mtune.
11188 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11189 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11190 both CELL and CELLEDP targets: spu_testsv.
11191 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11194 2007-07-13 Richard Guenther <rguenther@suse.de>
11196 PR tree-optimization/32721
11197 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11198 TREE_THIS_VOLATILE on the folded reference.
11199 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11200 if the array reference has TREE_THIS_VOLATILE set.
11202 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11205 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11207 2007-07-13 Andreas Schwab <schwab@suse.de>
11209 * gengtype-lex.l: Allow declarations to be indented.
11211 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11213 * ginclude/tgmath.h: New.
11214 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11215 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11216 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11217 * configure: Regenerate.
11219 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11221 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11222 correct index when setting register save state for xd
11225 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11227 * config/sh/sh.c (mark_use): Remove.
11229 2007-07-12 Paul Brook <paul@codesourcery.com>
11231 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11232 reg does not overlap return value.
11234 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11236 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11237 (set_expression_vuses): Ditto.
11238 (init_pre): Initialize expression_vuses.
11240 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11242 * config/i386/sse.md (storentdf, storentsf): New.
11244 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11246 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11248 * tree.c (build_decl_stat): Move code from here...
11249 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11250 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11251 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11252 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11253 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11256 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11257 Devang Patel <dpatel@apple.com>
11259 PR tree-optimization/25413
11260 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11261 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11262 * tree.h (contains_packed_reference): New.
11263 * expr.c (contains_packed_reference): New.
11264 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11265 (vect_enhance_data_refs_alignment): Call
11266 vector_alignment_reachable_p.
11267 * target.h (vector_alignment_reachable): New builtin.
11268 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11269 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11270 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11272 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11274 * target.h (builtin_vectorization_cost): Add new target builtin.
11275 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11276 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11277 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11278 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11279 uninitialized variables.
11280 * tree-vect-transform.c (cost_for_stmt): New function.
11281 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11282 using cost 1 for all scalar stmts. Be less conservative when
11283 estimating the number of prologue/epulogue iterations. Call
11284 targetm.vectorize.builtin_vectorization_cost. Return
11285 min_profitable_iters-1.
11286 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11287 initialization cost instead of TARG_VEC_STMT_COST. Use
11288 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11289 epilogue code. Fix epilogue cost computation.
11290 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11291 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11292 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11293 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11294 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11295 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11297 2007-07-12 Richard Guenther <rguenther@suse.de>
11299 * gimplify.c (gimplify_conversion): Make sure that the result
11300 from maybe_fold_offset_to_reference is trivially convertible
11301 to the desired type before doing the simplification.
11302 (gimplify_expr): Likewise.
11303 * fold-const.c (fold_binary): Use the correct types for
11304 building the simplified expression.
11306 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11308 PR rtl-optimization/32729
11309 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
11310 that fallthru to exit.
11312 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
11314 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
11315 (symDTPOFF2reg): Likewise.
11317 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
11319 PR tree-optimization/32663
11321 * tree.h (VALUE_HANDLE_VUSES): Remove.
11322 (struct tree_value_handle): Remove vuses.
11324 * tree-vn.c (create_value_handle_for_expr): Don't set
11325 VALUE_HANDLE_VUSES.
11327 * tree-ssa-pre.c (expression_vuses): New.
11328 (alloc_expression_id): Set up expression_vuses.
11329 (get_expression_vuses): New.
11330 (set_expression_vuses): Ditto.
11331 (clear_expression_ids): Modify for expression_vuses.
11332 (phi_translate_1): Ditto.
11333 (phi_translate_set): Ditto.
11334 (value_dies_in_block_x): Ditto
11335 (valid_in_sets): Ditto.
11336 (add_to_sets): Ditto.
11337 (find_existing_value_expr): Ditto.
11338 (create_value_handle_for_expr): Ditto.
11339 (make_values_for_stmt): Ditto.
11340 (vuse_equiv): Remove.
11342 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
11344 * Makefile.in (mostlyclean): Remove object files.
11346 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11348 * toplev.c (no_new_pseudos): Deleted.
11349 * rtl.h (no_new_pseudos): Deleted.
11350 * tree-pass.h (pass_no_new_pseudos): Deleted.
11351 * passes.c (pass_no_new_pseudos): Deleted.
11352 * final.c (rest_of_clean_state): Removed no_new_pseudos.
11353 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
11354 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
11356 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
11357 * rtlhooks.c (gen_lowpart_general): Ditto.
11358 * optabs.c (prepare_operand): Ditto.
11359 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
11361 * modulo-sched.c (rest_of_handle_sms): Ditto.
11362 * see.c (rest_of_handle_see): Ditto.
11363 * ifcvt.c (if_convert): Ditto.
11364 (gate_handle_if_after_combine): Replaced no_new_pseudos with
11366 * init-regs.c (gate_initialize_regs): Deleted set of
11368 * lower-subreg.c (decompose_multiword_subregs): Ditto.
11369 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
11370 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
11372 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11375 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
11376 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
11377 (*vec_extractv2di_1_rex64): New insn pattern.
11379 2007-07-11 David Daney <ddaney@avtrex.com>
11381 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
11382 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
11383 for SIGNAL_UNWIND_RETURN_COLUMN.
11384 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
11385 (DWARF_FRAME_REGNUM): Rewrite.
11386 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
11388 2007-07-11 Nick Clifton <nickc@redhat.com>
11390 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
11391 delta and use gen_int_mode in place of GET_INT instead.
11393 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11395 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
11398 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
11400 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
11401 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
11403 * params.h (VERIFY_CANONICAL_TYPES): Remove.
11404 (USE_CANONICAL_TYPES): New.
11405 * doc/invoke.texi (verify-canonical-types): Remove.
11406 (use-canonical-types): Add.
11408 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
11410 * config/spu/spu.c (spu_optimization_options): Remove setting of
11411 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
11412 (spu_override_options): Move it here.
11414 2007-07-11 Richard Sandiford <richard@codesourcery.com>
11416 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
11417 * config/mips/mips.c (mips_cpu_info_table): Mention
11418 MIPS_ISA_LEVEL_SPEC in the comment.
11420 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11422 PR tree-optimization/32713
11423 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
11425 2007-07-11 Paolo Carlini <pcarlini@suse.de>
11427 PR middle-end/30482
11428 * c-opts.c (c_common_post_options): Do not change flag_complex_method
11429 conditional to flag_isoc99.
11430 (c_common_init_options): Do it here, unconditionally.
11432 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11434 PR tree-optimization/32589
11435 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
11436 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
11437 * tree-ssa-propagate.c (valid_gimple_expression_p): New
11438 predicate, extracted from...
11439 (set_rhs): ...here. Call it for the expression on entry.
11440 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
11441 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
11442 (simplify_binary_expression): Use valid_gimple_expression_p
11443 to validate the simplification.
11444 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
11446 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
11448 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
11449 DWARF2_DEBUG on 32 bit target too.
11450 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
11452 2007-07-11 Nick Clifton <nickc@redhat.com>
11454 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
11455 version for 64-bit hosts.
11457 2007-07-10 David Daney <ddaney@avtrex.com>
11459 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
11461 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
11463 * config/mips/mips.c (mips_expand_synci_loop): New function.
11464 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
11465 (UNSPEC_RDHWR): Same.
11466 (UNSPEC_SYNCI): Same.
11467 (UNSPEC_SYNC): Same.
11468 (clear_cache): New expand.
11472 (clear_hazard): Same.
11473 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
11475 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
11476 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
11478 2007-07-10 Ian Lance Taylor <iant@google.com>
11480 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
11483 2007-07-10 David Daney <ddaney@avtrex.com>
11485 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
11486 * builtins.c (expand_builtin___clear_cache): New function.
11487 (expand_builtin): Call expand_builtin___clear_cache for
11488 BUILT_IN_CLEAR_CACHE case.
11489 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
11490 * doc/md.texi (clear_cache): Document new instruction pattern.
11491 * testsuite/gcc.dg/builtins-64.c: New test.
11493 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
11495 * config/cris/cris.md ("movsi"): Fix typo in last change.
11497 2007-07-09 Geoffrey Keating <geoffk@apple.com>
11500 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
11502 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
11503 * varasm.c (assemble_start_function): Honor DECL_ALIGN
11504 for FUNCTION_DECLs. Don't use align_functions_log if
11506 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
11507 even for FUNCTION_DECLs.
11508 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
11510 * tree.h (DECL_ALIGN): Update for new location of 'align'.
11511 (DECL_FUNCTION_CODE): Update for new location and name of
11513 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
11514 (struct tree_decl_common): Move 'align' and 'off_align' out
11515 of union, ensure they're still on a 32-bit boundary. Remove
11516 other fields in union 'u1'.
11517 (struct tree_function_decl): Add field 'function_code' replacing
11518 'u1.f' in tree_decl_common.
11519 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
11520 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
11521 (Variable Attributes): Cross-reference 'aligned' attribute
11522 to Function Attributes.
11523 * flags.h (force_align_functions_log): Delete.
11524 * toplev.c (force_align_functions_log): Delete.
11526 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
11529 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
11530 (*vec_concatv2di_rex): New insn pattern.
11532 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11535 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
11537 2007-07-10 Ian Lance Taylor <iant@google.com>
11539 Replace no_new_pseudos in backends.
11540 * rtl.h (can_create_pseudo_p): Define.
11541 * config/darwin.c (machopic_indirect_data_reference): Use
11542 can_create_pseudo_p () instead of no_new_pseudos.
11543 (machopic_indirect_data_reference): Likewise.
11544 (machopic_legitimize_pic_address): Likewise.
11545 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
11546 (alpha_emit_set_const_1): Likewise.
11547 (alpha_emit_set_const): Likewise.
11548 (alpha_emit_conditional_move): Likewise.
11549 (alpha_split_conditional_move): Likewise.
11550 * config/alpha/alpha.md (various splitters): Likewise.
11552 * config/arm/arm.c (legitimize_pic_address): Likewise.
11553 (arm_load_pic_register): Likewise.
11554 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
11555 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
11556 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
11557 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
11558 * config/cris/cris.md (movsi): Likewise.
11559 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
11560 (symGOTOFF2reg_hilo): Likewise.
11561 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
11562 * config/h8300/h8300.md (insv, extzv): Likewise.
11563 * config/i386/i386.c (ix86_expand_move): Likewise.
11564 (ix86_expand_vector_move): Likewise.
11565 (ix86_prepare_fp_compare_args): Likewise.
11566 (ix86_expand_carry_flag_compare): Likewise.
11567 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
11568 (tls_dynamic_gnu2_combine_32): Likewise.
11569 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
11570 * config/ia64/ia64.c (ia64_expand_move): Likewise.
11571 (ia64_expand_movxf_movrf): Likewise.
11572 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
11573 (m32c_split_move): Likewise.
11574 (m32c_expand_insv): Likewise.
11575 * config/m68k/m68k.md (movsi): Likewise.
11576 * config/mips/mips.c (mips_force_temporary): Likewise.
11577 (mips_split_symbol): Likewise.
11578 (mips_move_integer): Likewise.
11579 (mips_legitimize_const_move): Likewise.
11580 * config/mn10300/mn10300.md (movsi): Likewise.
11581 * config/pa/pa.c (emit_move_sequence): Likewise.
11582 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11583 (rs6000_got_register): Likewise.
11584 (create_TOC_reference): Likewise.
11585 (rs6000_machopic_legitimize_pic_address): Likewise.
11586 * config/rs6000/rs6000.md (add<mode>3): Likewise.
11587 (various splitters): Likewise.
11588 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
11589 (movsi_got): Likewise.
11590 * config/s390/s390.c (emit_symbolic_move): Likewise.
11591 * config/s390/s390.md (movhi, movqi): Likewise.
11592 (load_multiple, store_multiple): Likewise.
11593 * config/score/score.c (score_force_temporary): Likewise.
11594 * config/sh/sh.c (prepare_move_operands): Likewise.
11595 (prepare_cbranch_operands): Likewise.
11596 (emit_fpu_switch): Likewise.
11597 (fpscr_set_from_mem): Likewise.
11598 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
11599 (adddi3, subsi3): Likewise.
11600 (various splitters): Likewise.
11601 (divsi_inv_fp_combine): Likewise.
11602 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
11603 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
11605 * config/sh/predicates.md (xor_operand): Likewise.
11606 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
11607 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
11608 (movdi_pic_label_ref): Likewise.
11609 * config/spu/spu.c (spu_split_immediate): Likewise.
11610 * config/alpha/alpha.md (various splitters): Remove test
11611 !no_new_pseudos || reload_completed.
11612 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
11614 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11615 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11616 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11617 * config/score/score.c (th_output_mi_thunk): Likewise.
11618 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11619 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11621 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
11623 PR rtl-optimization/32664
11624 * mode-switching.c (create_pre_exit): Skip barrier insns.
11626 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11628 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
11629 force_gimple_operand_bsi.
11630 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11631 rewrite_use_compare): Ditto.
11632 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11634 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11635 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11636 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11637 * tree-profile.c (prepare_instrumented_value,
11638 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11639 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11640 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11641 tree_gen_ior_profiler): Ditto.
11642 * tree-ssa-reassoc.c (negate_value): Ditto.
11643 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11644 Use force_gimple_operand_bsi.
11645 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11646 * tree-if-conv.c (add_to_dst_predicate_list,
11647 find_phi_replacement_condition): Ditto.
11648 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11649 Call mark_symbols_for_renaming for new statements.
11650 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11652 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11654 * cfghooks.c (remove_edge): New function.
11655 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11657 * cfghooks.h (remove_edge): Declare.
11658 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11659 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11661 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11663 * optabs.h: Added declaration for signbit_optab.
11664 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11665 * genoptinit.c (optabs): Added entry for signbit insns.
11666 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11667 insn, if available.
11668 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11669 * config/s390/s390.md (signbit<mode>2): New expander.
11671 2007-07-09 Richard Guenther <rguenther@suse.de>
11673 PR middle-end/32698
11674 * fold-const.c (fold_plusminus_mult_expr): Move constant
11675 arguments second to allow decomposing.
11677 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11680 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11682 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11683 Disregard DECL_FROM_INLINE.
11685 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11688 * doc/invoke.texi: Add ftree-reassoc flag.
11689 * common.opt (ftree-reassoc): New flag.
11690 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11691 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11693 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11695 PR tree-optimization/32681
11696 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11697 saved in second_edge->aux when first_bb is a loop header.
11699 2007-07-09 Jan HUbicka <jh@suse.cz>
11701 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11703 2007-07-09 Richard Guenther <rguenther@suse.de>
11705 * c-decl.c (start_function): Do not promote return type.
11707 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11709 * function.c (do_warn_unused_parameter): Do not warn if
11710 TREE_NO_WARNING is set.
11712 2007-07-08 Andreas Schwab <schwab@suse.de>
11714 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11716 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11719 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11721 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11722 apply to assembly language, too.
11723 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11725 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11727 Revert (note the sccvn portions are *not* reverted)
11728 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11730 Fix PR tree-optimization/23488
11732 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11734 * tree-flow-inline.h (get_value_handle): Ditto.
11735 * tree-ssa-pre.c (decl_vh_map): New.
11736 (decl_node_pool): New.
11737 (can_value_number_operation): Support DECL_P.
11738 (can_PRE_operation): Ditto.
11739 (create_expression_by_pieces): Ditto.
11740 (find_existing_value_expr): Modify to differnetiate between
11741 addressing and top level.
11742 (create_value_handle_for_expr): Handle DECL's.
11743 (poolify_tree): Ditto.
11744 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11745 (make_values_for_stmt): Handle DECL's properly.
11746 (init_pre): Reorg to not init useless things during FRE.
11748 * tree-flow.h: Include pointer-set.h.
11749 (decl_vh_map): Declare.
11750 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11752 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11754 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11755 the constraint description.
11756 * doc/md.texi: Update documentation of AVR constraints.
11758 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11760 * auto-inc-dec.c, config/arm/arm.c,
11761 config/m32r/constraints.md, config/mips/mips.md,
11762 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11763 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11764 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11765 typos. Follow spelling conventions.
11766 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11768 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11769 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11771 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11772 realloc_vuse): Remove.
11773 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11776 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11778 Fix PR tree-optimization/23488
11780 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11781 (try_to_simplify): Ditto.
11782 (visit_use): Ditto.
11783 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11785 * tree-flow-inline.h (get_value_handle): Ditto.
11786 * tree-ssa-pre.c (decl_vh_map): New.
11787 (decl_node_pool): New.
11788 (can_value_number_operation): Support DECL_P.
11789 (can_PRE_operation): Ditto.
11790 (create_expression_by_pieces): Ditto.
11791 (find_existing_value_expr): Modify to differnetiate between
11792 addressing and top level.
11793 (create_value_handle_for_expr): Handle DECL's.
11794 (poolify_tree): Ditto.
11795 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11796 (make_values_for_stmt): Handle DECL's properly.
11797 (init_pre): Reorg to not init useless things during FRE.
11799 * tree-flow.h: Include pointer-set.h.
11800 (decl_vh_map): Declare.
11801 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11803 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11805 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11806 apply to assembly language, too.
11807 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11809 2007-07-06 Ian Lance Taylor <iant@google.com>
11810 Zack Weinberg <zackw@panix.com>
11812 PR middle-end/32441
11813 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11815 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11817 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11818 (prefetch): Likewise if "pref" would be used.
11820 2007-07-06 Josh Conner <jconner@apple.com>
11822 PR middle-end/32602
11823 PR middle-end/32603
11824 * calls.c (store_one_arg): Handle arguments which are partially
11825 on the stack when detecting argument overlap.
11827 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11829 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11830 chosen during find_reloads.
11832 2007-07-06 Richard Guenther <rguenther@suse.de>
11834 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11835 TYPE_ARG_TYPES for verification of argument types. Use
11836 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11837 parameters as variable arguments.
11839 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11841 * libgcc2.h (word_type): Type definition removed.
11842 (cmp_return_type, shift_count_type): Type definitions added.
11843 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11844 replaced with shift_count_type.
11845 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11847 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11848 changed from word_type to Wtype.
11849 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11850 replaced with shift_count_type.
11851 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11853 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11854 and libgcc_shift_count attribute added.
11855 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11856 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11857 (TARGET_INITIALIZER): New target hooks added.
11858 * targhooks.c (default_libgcc_cmp_return_mode,
11859 default_libgcc_shift_count_mode): Default implementations for the new
11860 target hooks added.
11861 * targhooks.h (default_libgcc_cmp_return_mode,
11862 default_libgcc_shift_count_mode): Function prototypes added.
11863 * target.h (struct gcc_target): Fields for the new target hooks added.
11864 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11866 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11869 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11870 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11872 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11873 s390_libgcc_shift_count_mode): Functions added.
11874 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11875 Target hooks defined.
11877 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11879 * config/mips/mips.c (compute_frame_size): Restore the original
11880 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11881 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11882 Document why the difference is needed.
11884 2007-07-06 Richard Guenther <rguenther@suse.de>
11886 * c-common.c (boolean_increment): Use correctly typed
11889 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11891 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11892 the topmost argument register is not also included in the save mask.
11893 (mips16e_collect_argument_save_p): Take a pointer to the argument
11894 register, rather than a pointer to the number of arguments.
11895 (mips16e_collect_argument_saves): Only include argument saves
11896 that aren't in the register mask.
11898 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11900 PR rtl-optimization/32450
11901 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11902 to ensure that instructions are not moved into the prologue when
11903 profiling is on. Remove unused prologue_end variable.
11904 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11905 as a scheduling barrier.
11907 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11910 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11911 Disregard DECL_FROM_INLINE.
11913 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11915 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11916 IORing with a constant.
11918 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11920 PR rtl-optimization/32475
11921 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11922 for every definition of the stack pointer.
11924 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11926 * arm.c (vfp3_const_double_index): Copy signed results of
11927 REAL_VALUE_TO_INT into unsigned vars.
11929 2007-07-05 Richard Guenther <rguenther@suse.de>
11931 PR middle-end/32639
11932 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11934 * tree-ssa.c (useless_type_conversion_p): Check canonical
11937 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11939 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11940 zero_extendhisi2): Change to define_insn_and_split.
11941 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11943 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11945 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11946 pass_match_asm_constraints): New.
11947 * passes.c (init_optimization_passes): Add new pass.
11948 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11949 * function.h (struct function): Add has_asm_statement bit.
11950 (current_function_has_asm_statement): New.
11951 * tree-pass.h (pass_match_asm_constraints): New.
11953 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11955 * config/mips/mips.c (mips_file_start): Avoid declaration
11958 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11960 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11962 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11964 * rtl.def (NOTE): Change print format string to print
11965 operand 5 as a note insn name.
11967 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11968 David Ung <davidu@mips.com>
11970 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11971 * doc/invoke.texi: (MIPS Options): Document them.
11973 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11974 David Ung <davidu@mips.com>
11976 Add support for SmartMIPS ASE.
11978 * optabs.c (expand_binop_directly): New, broken out from...
11979 (expand_binop): Here. Make it try rotating in the other
11980 direction even when the second operand isn't constant.
11981 * config/mips/mips.md (*lwxs): New.
11982 * config/mips/mips.opt (msmartmips): New.
11983 * config/mips/mips.c (mips_lwxs_address_p): New.
11984 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11985 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11986 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11987 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11988 (ISA_HAS_LWXS): New.
11989 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11990 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11991 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11992 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11993 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11994 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11995 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11997 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11999 * tree-vectorizer.c (new_loop_vec_info): Initialize
12000 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12001 * tree-vectorizer.h (_loop_vec_info): Added new filed
12002 min_profitable_iters.
12003 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12004 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12005 * tree-vect-analyze.c (vect_analyze_operations): Set
12006 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12007 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12008 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12009 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12010 and prologue cost to after they are computed.
12011 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12012 TARG_VEC_STMT_COST.
12013 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12014 of creating vectors from scalars according to dt.
12015 (vect_model_store_cost): Likewise.
12016 (vectorizable_call): Use dt array instead of scalar dt. Call
12017 vect_model_simple_cost with additional argument dt.
12018 (vectorizable_assignment): Likewise.
12019 (vectorizable_operation): Likewise.
12020 (vectorizable_type_demotion): Likewise.
12021 (vectorizable_type_promotion): Likewise.
12022 (vectorizable_store): Use dt array instead of scalar dt. Call
12023 vect_model_store_cost with additional argument dt.
12024 (vect_do_peeling_for_loop_bound): Don't call
12025 vect_estimate_min_profitable_iters. Instead, lookup
12026 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12027 "may not be profitable".
12029 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12032 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12033 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12034 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12035 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12037 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12039 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12040 addressing modes cheaper.
12042 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12044 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12045 (dw_ranges_struct): Rename block_num to num. Adjust.
12046 (dw_ranges_by_label_struct): New.
12047 (ranges_by_label, ranges_by_label_allocated,
12048 ranges_by_label_in_use): New variables.
12049 (add_ranges_num): Factored most of the code out of...
12050 (add_ranges): ... this one. Rewrite in terms of the former.
12051 (add_ranges_by_labels): New.
12052 (output_ranges): Output by-label ranges.
12053 (dwarf2out_finish): Output range for multiple-section
12054 compile_unit. Output standard DW_AT_low_pc in addition to
12055 unexpected DW_AT_entry_pc.
12057 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12059 PR tree-optimization/32604
12060 PR tree-optimization/32606
12062 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12063 (compute_antic_safe): Removed.
12064 (ANTIC_SAFE_LOADS): Ditto.
12065 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12066 (execute_pre): Don't call compute_antic_safe.
12067 (vuse_equiv): New function.
12068 (make_values_for_stmt): Use it
12069 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12072 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12075 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12076 rather than a decl.
12077 (avr_attribute_table): Make "naked" attribute apply to function types
12078 rather than to decls.
12079 (avr_handle_fntype_attribute): New function.
12081 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12083 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12086 2007-07-04 David Ung <davidu@mips.com>
12087 Joseph Myers <joseph@codesourcery.com>
12089 * config/mips/mips.md (type): Add logical, signext and move.
12090 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12091 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12092 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12093 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12094 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12095 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12096 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12097 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12098 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12099 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12100 movv2sf_hardfloat_64bit): Use the new types.
12101 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12102 *movdf_softfloat, *movdf_mips16): Use "multi".
12103 (extendqihi2): Replace with a define_expand.
12104 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12105 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12106 * config/mips/74k.md (r74k_int_logical): New reservation and
12108 (r74k_int_arith): Remove "slt".
12109 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12110 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12111 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12112 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12113 reservations for "arith".
12115 2007-07-04 Richard Guenther <rguenther@suse.de>
12117 * tree-ssa.c (useless_type_conversion_p): Add handling for
12118 scalar float and vector types. Only call the types_compatible_p
12119 langhook for aggregate types as last resort. Follow the
12122 2007-07-04 Richard Guenther <rguenther@suse.de>
12124 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12125 the same as NOP_EXPR.
12127 2007-07-04 Nick Clifton <nickc@redhat.com>
12129 * target.h (struct gcc_target): Add target_help field.
12130 * target-def.h (TARGET_HELP): New.
12131 (TARGET_INITIALIZER): Use TARGET_HELP.
12132 * opts.c (command_handle_option): Invoke target_help function, if
12133 defined, when the user has specified --target-help on the command
12135 * doc/invoke.texi: Mention that --target-help might print
12136 additional information.
12137 * doc/tm.texi: Document TARGET_HELP hook.
12139 * arm.c (TARGET_HELP): Override default definition.
12140 (arm_target_help): New - display a wrapped list of cores and
12141 architectures supported.
12143 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12145 * config/v850/v850.c (expand_prologue): Make sure
12146 GEN_INT() argument is sign extended rather than zero extended.
12147 (expand_epilogue): Likewise.
12148 (output_move_double): Delete.
12149 * config/v850/v850-protos.h (output_move_double): Delete.
12150 * config/v850/v850.md (movdi): Delete.
12151 (*movdi_internal): Delete.
12153 (*movdf_internal): Delete.
12155 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12157 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12158 unless compiling RTP PIC.
12160 2007-07-04 Richard Guenther <rguenther@suse.de>
12162 PR tree-optimization/32482
12163 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12164 original ssa name if we didn't find a shift expression.
12165 Fix shift constant for bit zero test.
12167 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12169 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12171 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12173 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12174 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12175 * config/arm/vxworks.h (ASM_SPEC): Delete.
12176 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12178 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12180 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12181 (DDR_REVERSED_P): New.
12182 * tree-data-ref.c (initialize_data_dependence_relation,
12183 build_classic_dist_vector): Set DDR_REVERSED_P.
12185 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12187 PR middle-end/32457
12188 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12189 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12190 init_omega_for_ddr_1): Use non conservative number of iterations
12192 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12193 (analyze_siv_subscript): Remove FIXME and reinitialization of
12194 last_conflicts to chrec_dont_know.
12195 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12197 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12199 * tree.c (maybe_canonicalize_argtypes): Improve description.
12201 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12203 * tree.c (maybe_canonicalize_argtypes): New.
12204 (build_function_type): Set canonical type.
12205 (build_method_type_directly): Ditto.
12206 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12209 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12211 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12213 (rewrite_use_nonlinear_expr): Likewise.
12215 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12217 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12219 2007-07-04 Ben Elliston <bje@au.ibm.com>
12221 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12224 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12226 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12227 (Exception Handling): Likewise.
12229 2007-07-03 Jan Hubicka <jh@suse.cz>
12231 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12233 2007-07-03 Eric Christopher <echristo@apple.com>
12235 * doc/cppopts.texi: Add conflicting option note to -dM.
12236 * doc/invoke.texi: Add note about possible conflicts with
12237 -E for -dCHARS and note that -dM will not produce
12238 any results if there is no machine dependent reorg.
12240 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12242 * tree.h (DECL_ALIGN): Back out previous change.
12244 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12246 * configure.ac: Test for .dtprelword support on MIPS.
12247 * configure, config.in: Regenerate.
12248 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12249 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12251 2007-07-03 Julian Brown <julian@codesourcery.com>
12253 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12254 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12255 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12256 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12258 (all_fpus): Add FPUTYPE_VFP3.
12259 (fp_model_for_fpu): Add VFPv3 field.
12260 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12261 (vfp3_const_double_index): New function. Return integer index of
12262 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12264 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12265 and argument represents a valid RTX for a VFPv3 constant.
12266 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12268 (vfp_emit_fstmd): Similar, for fstmd.
12269 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12270 constants, represented as integer indices.
12271 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12272 VFP_REGNO_OK_FOR_DOUBLE macros.
12273 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12274 (arm_file_start): Set float-abi attribute for VFPv3, and output
12275 correct ".fpu" assembler directive.
12276 (arm_dbx_register_numbering): Add FIXME.
12277 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12278 (fputype): Add FPUTYPE_VFP3.
12279 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12280 (CALL_USED_REGISTERS): Likewise.
12281 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12282 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12283 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12284 (D7_VFP_REGNUM): New.
12285 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12286 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12287 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12288 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12289 (REG_ALLOC_ORDER): Adjust for VFPv3.
12290 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12291 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12292 VFP_LO_REGS, VFP_HI_REGS.
12293 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12294 (IS_VFP_CLASS): Define macro.
12295 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12297 (REGISTER_MOVE_COST): Likewise.
12298 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
12299 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
12300 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
12301 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
12302 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
12303 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
12304 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
12305 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
12306 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
12307 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
12308 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
12309 where appropriate for single-word registers.
12310 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
12311 As above. Fix type attributes.
12312 * config/arm/constraints.md (register_contraint "t"): Define.
12313 (register_constraint "w"): Change to D0-D15, or D0-D31 for
12315 (register_constraint "x"): Define.
12316 (constraint "Dv"): Define.
12318 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12320 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
12322 2007-07-03 Tom Tromey <tromey@redhat.com>
12324 * c-parser.c (objc_pq_context): Removed.
12325 (objc_need_raw_identifier): Likewise.
12326 (c_parser) <objc_pq_context>: New field.
12327 <objc_need_raw_identifier>: Likewise.
12328 (OBJC_NEED_RAW_IDENTIFIER): Removed.
12329 (c_lex_one_token): Update.
12330 (c_parser_objc_protocol_definition): Update.
12331 (c_parser_objc_method_definition): Update.
12332 (c_parser_objc_methodproto): Update.
12333 (c_parser_declspecs): Update.
12335 2007-07-03 David Ung <davidu@mips.com>
12337 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
12339 2007-07-03 David Ung <davidu@mips.com>
12340 Richard Sandiford <richard@codesourcery.com>
12342 * doc/invoke.texi: Document -march=74kf3_2.
12343 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
12344 (TUNE_74K): Check for it.
12345 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
12346 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
12347 * config/mips/mips.md (cpu): Add 74kf3_2.
12348 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
12349 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
12350 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
12351 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
12352 74kf3_2 to the CPU list.
12353 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
12354 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
12355 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
12356 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
12357 (r74kf3_2_fxfer_from_c1): New insn reservations.
12359 2007-07-03 Richard Sandiford <richard@codesourcery.com>
12360 David Ung <davidu@mips.com>
12362 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
12363 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
12364 and 74k[fx]. Document aliases for the new options.
12365 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
12366 (PROCESSOR_24KF2_1): ...this.
12367 (PROCESSOR_24KX): Rename to...
12368 (PROCESSOR_24KF1_1): ...this.
12369 (PROCESSOR_74KF): Rename to...
12370 (PROCESSOR_74KF2_1): ...this.
12371 (PROCESSOR_74KX): Rename to...
12372 (PROCESSOR_74KF1_1): ...this.
12373 (TUNE_74K): Update PROCESSOR_* names.
12374 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
12375 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
12376 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
12377 (mips_rtx_cost_data): Update processor names in comments.
12378 (mips_issue_rate): Update PROCESSOR_* names.
12379 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
12380 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
12381 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
12382 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
12383 Update cpu attribute names.
12384 (r24k_fpu_iss): Rename this reservation to...
12385 (r24kf2_1_fpu_iss): ...this and update all uses.
12386 (r24kx_fpu_iss): Rename this reservation to...
12387 (r24kf1_1_fpu_iss): ...this and update all uses.
12388 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
12389 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
12390 Update cpu attribute names.
12392 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
12394 * config/m32r/constraints.md: New file.
12395 * config/m32r/m32r.c: Include tm-constrs.h.
12396 (small_data_operand): Use satisfies_constraint_* instead of macro.
12397 (addr24_operand, gen_compare): Likewise.
12398 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
12399 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
12400 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12401 EXTRA_CONSTRAINT): Likewise.
12402 * config/m32r/m32r.md: Include constraints.md.
12403 (*movsi_insn): Use satisfies_constraint_* instead of macro.
12404 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
12405 * config/m32r/predicates.md (conditional_move_operand): Likewise.
12406 (two_insn_const_operand, int8_operand, uint16_operand,
12407 reg_or_int16_operand, reg_or_uint16_operand,
12408 reg_or_cmp_int16_operand, cmp_int16_operand,
12409 seth_add3_operand): Likewise.
12411 2007-07-03 Eric Christopher <echristo@gmail.com>
12413 * libgcc2.h: Conditionally declare __bswapsi2 and
12416 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
12418 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
12421 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12424 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
12425 (__gthrw_pragma): Provide default definition.
12426 (__gthrw2): Use it.
12427 * gthr-posix.c (__gthrw_pragma): Define.
12429 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
12431 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
12432 before declaring inequality.
12434 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
12436 * combine.c (recog_for_combine): Log the success or failure of
12437 matching new insn patterns against the machine description in
12440 2007-07-03 Revital Eres <eres@il.ibm.com>
12442 * ddg.c (print_sccs): New function.
12443 (check_sccs): New function.
12444 (create_ddg_all_sccs): Use it.
12445 * ddg.h (print_sccs): Declare.
12446 * modulo-sched.c (sms_order_nodes): Call print_sccs.
12448 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
12450 * targhooks.h (default_mode_for_suffix): New function declaration.
12451 * targhooks.c (default_mode_for_suffix): New default target hook.
12452 * target.h (struct c): New structure in the targetm struct.
12453 (mode_for_suffix): New target hook as part of struct c.
12454 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
12455 default_mode_for_suffix.
12456 (TARGET_C): New define.
12457 * c-lex.c: Include "target.h".
12458 (interpret_float): Use targetm.c.mode_for_suffix to determine
12459 the mode for a given non-standard suffix.
12460 Makefile.in (c-lex.o): Depend on $(TARGET_H).
12462 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
12463 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
12465 * doc/extend.texi (Floating Types): New node. Document __float80 and
12466 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
12468 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12471 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
12472 predicate instead of target_operand.
12473 (divsi3_i1_media, divsi3_media_2): Likewise.
12475 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
12477 * tree.h (alias_sets_might_conflict_p): Rename into
12478 alias_sets_must_conflict_p.
12479 * alias.c (alias_sets_might_conflict_p): Likewise.
12480 (alias_sets_conflict_p): Use it.
12481 (objects_must_conflict_p): Likewise.
12482 * c-common.c (strict_aliasing_warning): Adjust.
12484 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12486 * rtlhooks.c (gen_lowpart_if_possible): Check for
12487 invalid subreg before calling gen_lowpart_SUBREG.
12489 2007-07-02 Geoffrey Keating <geoffk@apple.com>
12491 * config/darwin9.h: Add copyright notice.
12492 (LINK_COMMAND_SPEC): Add comment.
12493 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
12494 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
12495 DARWIN_LIBSYSTEM_HAS_UNWIND.
12497 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12500 * omp-low.c (check_combined_parallel): New function.
12501 (lower_omp_parallel): Call it via walk_stmts, set
12502 OMP_PARALLEL_COMBINED if appropriate.
12503 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
12504 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
12505 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
12506 don't consider it as combined parallel.
12508 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12510 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12511 (gcc_tooldir): Likewise.
12512 * configure: Regenerate.
12513 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12514 old configure.ac gcc_tooldir setting.
12515 (prefix_to_exec_prefix): New variable.
12516 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12517 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12519 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
12521 Fix PR tree-optimization/32583
12522 Fix PR tree-optimization/32584
12523 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
12524 (phi_translate_set): Use phi_translate directly now.
12525 (make_values_for_stmt): Don't value number RHS if we already know
12528 2007-07-02 Steve Ellcey <sje@cup.hp.com>
12529 Jim Wilson <wilson@specifix.com>
12532 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
12535 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
12536 Richard Sandiford <richard@codesourcery.com>
12537 Nigel Stephens <nigel@mips.com>
12539 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
12540 (mips16e_output_save_restore): Declare.
12541 (mips16e_save_restore_pattern_p): Likewise.
12542 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
12543 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
12544 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
12545 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
12546 (BITSET_P): New global macro, extracted from...
12547 (mips_for_each_saved_reg): ...here.
12548 (mips16e_save_restore_info): New struct.
12549 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
12550 (mips16e_save_restore_regs): New variable.
12551 (mips_split_plus, mips16e_find_first_register): New functions.
12552 (mips16e_mask_registers): New function.
12553 (compute_frame_size): Expand the commentary before the function.
12554 Enforce the MIPS16e save and restore register range restrictions.
12555 Pad the general register save area at the low end.
12556 (mips16e_save_restore_reg, mips16e_build_save_restore)
12557 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
12558 (mips16e_output_save_restore, mips16e_collect_propagate_value)
12559 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
12561 (mips_expand_prologue, mips_expand_epilogue): Handle
12562 GENERATE_MIPS16E_SAVE_RESTORE.
12563 * config/mips/mips.md (*mips16e_save_restore): New pattern.
12565 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
12567 PR tree-optimization/31966
12568 PR tree-optimization/32533
12569 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
12570 "basic_block" description as its third argument. Update function
12571 calls to get destination bb from "edge" argument. Save "cond" into
12572 aux field of the edge. Update prototype for changed arguments.
12573 (if_convertible_loop_p): Clear aux field of incoming edges if bb
12575 (find_phi_replacement_condition): Operate on incoming edges, not
12576 on predecessor blocks. If there is a condition saved in the
12577 incoming edge aux field, AND it with incoming bb predicate.
12578 Return source bb of the first edge.
12579 (clean_predicate_lists): Clean aux field of outgoing node edges.
12580 (tree_if_conversion): Do not initialize cond variable. Move
12581 variable declaration into the loop.
12582 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
12583 initializations of new_stmt, arg0 and arg1 variables.
12585 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12587 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
12588 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
12590 2007-07-02 Richard Guenther <rguenther@suse.de>
12592 * tree-ssa.c (useless_type_conversion_p): Document
12593 future intent as defining the middle-end type system.
12594 Re-structure to call langhook last, group by type class,
12595 mark questionable parts.
12597 2007-07-02 Richard Guenther <rguenther@suse.de>
12599 * tree-flow.h (types_compatible_p): Declare.
12600 * tree-ssa.c (types_compatible_p): New function.
12601 * ipa-type-escape.c (discover_unique_type): Use
12602 types_compatible_p instead of lang_hooks.types_compatible_p.
12603 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12604 * tree-vn.c (expressions_equal_p): Likewise.
12605 * tree.c (fields_compatible_p): Likewise.
12606 * tree-ssa-dom.c (avail_expr_eq): Likewise.
12607 (cprop_operand): Use useless_type_conversion_p instead of
12608 lang_hooks.types_compatible_p.
12609 * tree-inline.c (setup_one_parameter): Likewise.
12610 (declare_return_variable): Likewise.
12611 * tree-nrv.c (tree_nrv): Likewise.
12612 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12613 (maybe_fold_offset_to_component_ref): Likewise.
12614 (maybe_fold_offset_to_reference): Likewise.
12615 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12616 (merge_alias_info): Likewise.
12617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12618 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12619 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12620 * tree-tailcall.c (find_tail_calls): Likewise.
12621 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12622 * gimplify.c (canonicalize_addr_expr): Likewise.
12623 (fold_indirect_ref_rhs): Likewise.
12624 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
12625 (cpt_same_type): Likewise.
12626 (check_pointer_types_r): Swap parameters to cpt_same_type
12628 * fold-const.c (fold_convert): Revert fix for PR15988.
12629 * tree-inline.c (setup_one_parameter): Instead fix it here by
12630 using fold_build1 instead of fold_convert and checking for
12631 error_mark_node. Convert only if the conversion is necessary.
12633 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12635 * configure.ac: Check for .gnu_attribute on Power.
12636 * configure: Regenerate.
12637 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12638 attribute for floating-point ABI.
12640 2007-07-02 Ira Rosen <irar@il.ibm.com>
12642 PR tree-optimization/32230
12643 PR tree-optimization/32477
12644 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12645 address is a constant.
12647 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12649 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12650 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12651 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12652 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12653 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12654 64-bit targets. Add support for *-elfoabi*.
12655 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12656 different settings if $(tm_defines) does not select the EABI.
12657 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12658 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12659 (MIPS_ARCH_OPTION_SPEC): Likewise.
12660 (MIPS_ISA_LEVEL_SPEC): Likewise.
12661 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12662 * config/mips/elfoabi.h: New file.
12664 2007-07-02 Richard Guenther <rguenther@suse.de>
12666 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12667 (useless_type_conversion_p): ... this.
12668 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12669 (useless_type_conversion_p): ... this.
12670 * builtins.c (fold_builtin_memory_op): Rename
12671 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12672 * tree-cfg.c (verify_expr): Likewise.
12673 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12674 * tree-ssa-ccp.c (ccp_fold): Likewise.
12675 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12676 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12677 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12678 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12679 * tree-ssa-pre.c (eliminate): Likewise.
12680 * tree-ssa.c (delete_tree_ssa): Likewise.
12681 (tree_ssa_useless_type_conversion): Likewise.
12682 * tree.c (build2_stat): Likewise.
12684 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12686 Fix PR tree-optimization/32571
12687 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12690 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12692 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12693 and other expected operations explicitly, change default to
12696 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12698 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12700 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12701 (tls_load_dot_plus_eight): Move the label number into the unspec.
12702 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12704 2007-07-01 Andreas Schwab <schwab@suse.de>
12706 * dwarf2out.c (initial_return_save): Define only if used.
12708 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12710 Unreverting Richard's Revert of:
12712 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12714 * dce.c (deletable_insn_p_1): New function, split out from...
12715 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12716 specially, not those inside PARALLELs. Remove BODY argument
12717 and adjust recursive call accordingly.
12718 (prescan_insns_for_dce): Update call to delete_insn_p.
12720 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12721 Revital Eres <eres@il.ibm.com>
12723 * ddg.c (create_ddg_all_sccs): Fix missed
12724 initialization of scc_nodes.
12726 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12728 PR middle-end/32559
12729 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12730 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12732 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12734 * configure.ac: Check for .gnu_attribute on MIPS.
12735 * configure, config.in: Regenerate.
12736 * config/mips/mips.c (mips_file_start): If supported, output
12737 attribute for floating-point ABI.
12739 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12742 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12743 (ffs_cmove): New expander to expand using ctz pattern.
12744 (*ffs_cmove): Remove pattern.
12745 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12746 (ffsdi2): Expand using ctz pattern.
12747 (*ffs_rex64): Remove pattern.
12749 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12751 PR rtl-optimization/32296
12752 * pa.md (return): Delete pattern.
12753 (return_internal): Remove "(const_int 1)" from pattern.
12754 (epilogue): Use return_internal pattern for trivial returns.
12755 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12756 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12758 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12760 * tree-ssa-pre.c (is_exception_related): New function
12761 (can_value_number_operation): Use it.
12763 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12765 Fix PR tree-optimization/32540
12766 Fix PR tree-optimization/31651
12768 * tree-ssa-sccvn.c: New file.
12770 * tree-ssa-sccvn.h: Ditto.
12772 * tree-vn.c: Include tree-ssa-sccvn.h
12773 (val_expr_paid_d): Removed.
12774 (value_table): Ditto.
12775 (vn_compute): Ditto.
12776 (val_expr_pair_hash): Ditto.
12777 (val_expr_pair_expr_eq): Ditto.
12778 (copy_vuses_from_stmt): Ditto.
12779 (vn_delete): Ditto.
12781 (shared_vuses_from_stmt): Ditto.
12782 (print_creation_to_file): Moved up.
12783 (sort_vuses): Ditto.
12784 (sort_vuses_heap): Ditto.
12785 (set_value_handle): Make non-static.
12786 (make_value_handle): Ditto.
12787 (vn_add): Rewritten to use sccvn lookups.
12788 (vn_add_with_vuses): Ditto.
12789 (vn_lookup): Ditto (and second argument removed).
12790 (vn_lookup_with_vuses): Ditto.
12791 (vn_lookup_or_add): Ditto (and second argument removed);
12792 (vn_lookup_or_add_with_vuses): Ditto.
12793 (vn_lookup_with_stmt): New.
12794 (vn_lookup_or_add_with_stmt): Ditto.
12795 (create_value_handle_for_expr): Ditto.
12797 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12798 (seen_during_translate): New function.
12799 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12800 (phi_trans_add): Ditto.
12801 (constant_expr_p): FIELD_DECL is always constant.
12802 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12803 Use constant_expr_p.
12804 Avoid infinite recursion on mutually valued expressions.
12805 Change callers of vn_lookup_or_add.
12806 (phi_translate): New function.
12807 (compute_antic_safe): Allow phi nodes.
12808 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12809 (find_or_generate_expression): Rewrite slightly.
12810 (create_expression_by_pieces): Updated for vn_lookup_or_add
12812 Update VN_INFO for new names.
12813 (insert_into_preds_of_block): Update for new names.
12814 (add_to_exp_gen): New function.
12815 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12816 (find_existing_value_expr): Rewrite to changed vn_lookup.
12817 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12818 (try_look_through_load): Removed.
12819 (try_combine_conversion): Ditto.
12820 (get_sccvn_value): New function.
12821 (make_values_for_phi): Ditto.
12822 (make_values_for_stmt): Ditto.
12823 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12825 (init_pre): Update for SCCVN changes.
12827 (execute_pre): Ditto.
12829 * tree-flow.h (make_value_handle): Declare.
12830 (set_value_handle): Ditto.
12831 (sort_vuses_heap): Ditto.
12832 (vn_lookup_or_add_with_stmt): Ditto.
12833 (vn_lookup_with_stmt): Ditto.
12834 (vn_compute): Remove.
12836 (vn_delete): Ditto.
12837 (vn_lookup): Update arguments.
12839 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12840 (tree-vn.o): Ditto.
12841 (tree-ssa-sccvn.o): New.
12842 (OBJS-common): Add tree-ssa-sccvn.o
12844 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12847 * c-typeck.c (build_external_ref): Don't mark as used if called
12849 * calls.c (rtx_for_function_call): Likewise.
12851 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12855 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12857 * dce.c (deletable_insn_p_1): New function, split out from...
12858 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12859 specially, not those inside PARALLELs. Remove BODY argument
12860 and adjust recursive call accordingly.
12861 (prescan_insns_for_dce): Update call to delete_insn_p.
12863 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12865 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12866 (try_combine): Move potential calls to undo_all() so they happen
12867 before we commit to using the combined insns.
12869 2006-06-30 Jan Hubicka <jh@suse.cz>
12871 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12874 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12876 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12877 (cgraph_remove_unreachable_nodes): Likewise.
12878 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12879 * ipa-inline.c (update_caller_keys): Cast according to the coding
12881 (cgraph_decide_recursive_inlining): Likewise.
12882 (cgraph_decide_inlining_of_small_function): Likewise.
12883 (try_inline): Likewise.
12884 (cgraph_decide_inlining_incrementally): Likewise.
12885 * ipa-pure-const.c (get_function_state): Likewise.
12886 (scan_function): Likewise.
12887 (analyze_function): Likewise.
12888 (static_execute): Likewise.
12889 * ipa-reference.c (scan_for_static_refs): Likewise.
12890 (merge_callee_local_info): Likewise.
12891 (analyze_function): Use type safe memory macros.
12892 (static_execute): Likewise. Cast according to the coding conventions.
12893 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12895 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12897 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12898 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12901 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12903 PR middle-end/30024
12904 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12905 for complex modes (both int and real).
12907 2007-06-29 Jan Hubicka <jh@suse.cz>
12909 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12911 2007-06-29 Jan Hubicka <jh@suse.cz>
12913 PR middle-end/32372
12914 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12917 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12920 * config/avr/avr.c: Include dataflow header file.
12921 (expand_prologue): Adjust for prologue insn change.
12922 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12925 2007-06-29 Richard Guenther <rguenther@suse.de>
12927 PR middle-end/32493
12928 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12929 during type verification.
12931 2007-06-29 Jan Hubicka <jh@suse.cz>
12933 * recog.c (validate_change_rtx_1): Unshare TO argument.
12935 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12937 PR tree-optimization/24659
12938 * tree-vect-transform.c (vectorizable_call): Handle
12939 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12941 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12942 * config/i386/i386.c (enum ix86_builtins)
12943 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12944 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12946 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12947 const using def_builtin_const.
12948 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12949 input operands in the same modes as the result.
12950 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12952 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12954 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12955 (df_set_dead_notes_for_mw): Likewise.
12957 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12959 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12961 2007-06-28 DJ Delorie <dj@redhat.com>
12963 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12965 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12967 * doc/invoke.texi (C++ Dialect Options): Document
12968 fvisibility-ms-compat.
12969 * c.opt (fvisibility-ms-compat): New.
12971 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12974 * tree-affine.c (aff_combination_add_elt): Handle
12975 pointer addition specially.
12977 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12979 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12980 decl is non-external for AIX ABI.
12982 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12984 * config/rs6000/predicates.md (current_file_function_operand):
12985 Ensure the symbol is non-external for AIX ABI.
12987 2007-06-28 Nick Clifton <nickc@redhat.com>
12989 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12990 (fdce, fdse, fpredictive-commoning): Likewise.
12992 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12995 * gcc.c (process_command): Recognize the new -static-libgfortran
12998 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13001 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13002 Use a call clobbered hard reg instead of a pseudo reg.
13004 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13006 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13008 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13011 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13012 REG_LIBCALL and REG_RETVAL notes.
13013 (divsi3, mulsi3): Likewise.
13014 (mulhisi3): Likewise. Use emit_libcall_block.
13015 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13017 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13019 PR rtl-optimization/32481
13020 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13022 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13024 * dce.c (deletable_insn_p_1): New function, split out from...
13025 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13026 specially, not those inside PARALLELs. Remove BODY argument
13027 and adjust recursive call accordingly.
13028 (prescan_insns_for_dce): Update call to delete_insn_p.
13030 2007-06-27 Richard Guenther <rguenther@suse.de>
13032 PR middle-end/32492
13033 * tree.h (fold_convertible_p): Declare.
13034 * fold-const.c (fold_convertible_p): New function.
13035 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13036 instead of lang_hooks.types_compatible_p.
13038 2007-06-26 Jan Hubicka <jh@suse.cz>
13040 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13041 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13042 early use validate_unshare_change.
13043 (reload_combine): Likewise.
13044 * recog.c (change_t): New field unshare.
13045 (validate_change_1): Rename from validate_change; add argument unshare.
13046 (validate_change): Turn into wrapper of validate_change_1; update
13047 prototype for bools.
13048 (validate_unshare_change): New.
13049 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13050 calls of df_insn_rescan.
13051 * recog.h (validate_change): Replace ints by bools.
13052 (validate_unshare_change): Declare.
13054 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13056 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13058 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13060 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13062 2007-06-25 Jan Hubicka <jh@suse.cz>
13064 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13066 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13067 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13068 places other call site specific checks are performed.
13070 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13073 * tree-vect-transform.c (vectorizable_operation): Convert
13074 POINTER_PLUS_EXPR over to PLUS_EXPR.
13076 2007-06-25 Chao-ying Fu <fu@mips.com>
13078 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13079 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13080 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13081 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13083 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13084 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13085 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13086 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13087 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13088 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13089 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13090 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13091 ALL_FIXED_POINT_MODE_P): New define.
13092 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13094 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13096 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13097 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13098 MODE_VECTOR_UACCUM): New mode classes.
13100 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13101 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13102 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13105 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13106 (blank_mode): Initialize ibit and fbit.
13107 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13108 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13110 (new_adjust): Change required_class to required_class_from and
13111 required_class_to for testing within a range.
13112 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13113 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13114 MODE_VECTOR_UACCUM.
13115 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13116 (make_fixed_point_mode): New.
13117 (_ADD_ADJUST): Change C to C1 and C2.
13118 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13119 use a range for machine classes.
13120 (ADJUST_IBIT, ADJUST_FBIT): New.
13121 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13123 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13124 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13125 Emit adjustment for ibit and fbit.
13126 (emit_mode_ibit, emit_mode_fbit): New.
13127 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13129 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13131 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13132 as the source of the set.
13134 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13136 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13137 FP_REGNO_P): Use IN_RANGE.
13138 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13139 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13140 (DATA_REG_P): Use DATA_REGNO_P.
13141 (FP_REG_P): Use FP_REGNO_P.
13142 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13143 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13144 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13146 2007-06-24 Jan Hubicka <jh@suse.cz>
13148 PR middle-end/30563
13149 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13151 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13153 PR middle-end/32461
13154 * fold-const.c (fold_binary): Strip nops of operand 0
13155 of BIT_NOT_EXPR before calling operand_equal_p.
13156 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13157 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13159 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13161 * doc/extend.texi: Document that dllimport and dllexport imply
13162 default visibility.
13163 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13164 imported or exported declaration, including type declarations.
13165 * c-common.c (handle_visibility_attribute): Check for conflicts
13166 with dllimport/dllexport.
13167 (c_determine_visibility): Handle dllimport/dllexport as an
13168 explicit visibility atttribute.
13170 2007-06-23 Richard Guenther <rguenther@suse.de>
13172 PR tree-optimization/16876
13173 PR middle-end/29478
13174 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13176 * tree-inline.c (initialize_inlined_parameters): Do not call
13177 lang_hooks.tree_inlining.convert_parm_for_inlining.
13178 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13179 reason for mismatched types.
13180 * gimplify.c (gimplify_call_expr): Verify the call expression
13181 arguments match the called function type signature. Otherwise
13182 mark the call expression to be not considered for inlining
13183 using CALL_CANNOT_INLINE_P flag.
13184 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13185 edges call expression.
13186 (cgraph_decide_inlining_of_small_function): Likewise.
13187 (cgraph_decide_inlining): Likewise.
13188 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13190 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13191 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13192 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13193 Remove declaration.
13194 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13195 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13197 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13198 convert_parm_for_inlining member.
13200 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13203 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13204 Remove optimization for GT.
13206 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13208 PR middle-end/32437
13209 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13211 (prescan_insns_for_dce): Add extra parameter.
13213 2007-06-23 Jan Hubicka <jh@suse.cz>
13215 PR middle-end/31541
13216 * gimplify.c (mark_addressable): New function.
13217 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13219 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13221 PR middle-end/32374
13222 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13224 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13227 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13228 moves between MMX/SSE registers to at least 8 units to prevent
13229 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13231 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/i386.c (override_options): Correct x86_sahf
13236 2007-06-21 David Daney <ddaney@avtrex.com>
13239 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13240 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13241 (exception_receiver): Renamed to ...
13242 (nonlocal_goto_receiver): ... this.
13244 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13246 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13247 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13248 partial register accesses.
13250 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13252 * fold-const.c (debug_fold_checksum): Move it under
13253 ENABLE_FOLD_CHECKING.
13255 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13257 PR middle-end/20623
13258 * tree.h (debug_fold_checksum): Declared.
13259 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13260 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13261 build_fold_addr_expr_with_type_1.
13262 (fold_addr_expr, debug_fold_checksum): New.
13263 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13264 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13265 Use fold_addr_expr.
13267 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13269 PR tree-optimization/19590
13270 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13271 of scev is a constant.
13273 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13275 * df-problems.c (df_note_bb_compute): Made computation of live
13276 info consistent with df_lr.
13278 2007-06-21 Richard Guenther <rguenther@suse.de>
13280 PR tree-optimization/32453
13281 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13282 for pointer anti-range.
13284 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13286 * config/i386/i386.c (processor_target_table): Increase maximum
13287 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13290 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13291 byte alignment if > 8 byte alignment is preferred.
13292 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13294 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13296 PR tree-optimization/31866
13297 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
13298 if ASM_EXPR's input is not a SSA_NAME.
13300 PR middle-end/32362
13301 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
13302 but decl is a global var, instead return decl.
13303 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
13304 even for is_global_var decls, if they are private in some outer
13307 2007-06-21 Richard Guenther <rguenther@suse.de>
13309 PR tree-optimization/32451
13310 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
13312 2007-06-21 Christian Bruel <christian.bruel@st.com>
13314 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
13315 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
13316 (push_regs): Changed saving order or banked registers.
13317 (sh_expand_epilogue): Likewise.
13318 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
13319 (FIRST_BANKED_REG): Likewise.
13320 (LAST_BANKED_REG): Likewise.
13321 * config/sh/sh.md (banked) New attribute.
13322 (in_delay_slot): Check banked attribute.
13324 2007-06-20 Sebastian Pop <sebpop@gmail.com>
13326 PR tree-optimization/32075
13327 * tree-data-ref.c (subscript_dependence_tester_1,
13328 analyze_miv_subscript, analyze_overlapping_iterations,
13329 add_distance_for_zero_overlaps, build_classic_dist_vector,
13330 subscript_dependence_tester_1, analyze_overlapping_iterations,
13331 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
13332 compute_affine_dependence, compute_all_dependences): Pass loop_nest
13333 to evolution_function_is_affine_multivariate_p.
13335 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13337 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
13339 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
13342 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
13344 * config/m32c/prologue.md (epilogue_exitd_16): New.
13345 (epilogue_reit_16): New.
13346 (epilogue_exitd): Rename to epilogue_exitd_24.
13347 (epilogue_reit): Rename to epilogue_reit_24.
13349 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
13350 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13352 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
13354 * haifa-sched.c (queue_to_ready): Don't requeue next insn
13355 if dbg_cnt (sched_insn) reaches the limit.
13356 (choose_ready): New parameter INSN_PTR and new return value.
13357 (schedule_block): Handle dbg_cnt (sched_insn). Handle
13358 the new return value from choose_ready.
13359 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
13360 (rest_of_handle_global_alloc): New global_alloc_at_func.
13362 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
13364 PR tree-optimization/25737
13365 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
13366 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
13367 * tree-flow.h (struct fieldoff): Add new field alias_set.
13368 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
13369 argument addressable_type. Set alias_set of fieldoff.
13370 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
13371 (create_overlap_variables_for): Pass alias_set from fieldoff to
13373 * alias.c (get_alias_set): Use alias_set from SFT if set.
13375 2007-06-20 Hui-May Chang <hm.chang@apple.com>
13377 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
13378 of a variable as an unsigned HOST_WIDE_INT integer.
13380 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
13382 PR rtl-optimization/32405
13383 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
13385 2007-06-20 Jakub Jelinek <jakub@redhat.com>
13387 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
13389 PR middle-end/31959
13390 * builtins.c: Include diagnostic.h.
13391 (expand_builtin_expect): Make gcc_assert more permissive.
13392 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
13394 PR inline-asm/32109
13395 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
13398 PR middle-end/32285
13399 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
13400 if ACCUMULATE_OUTGOING_ARGS.
13402 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13404 * config/m68hc11/m68hc11.c: Include dataflow header file.
13405 (m68hc11_reorg): Port to dataflow.
13407 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13409 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
13410 (struct df_problem.free_blocks_on_set_blocks): New field.
13411 (struct dataflow.optional_p): New field.
13412 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13413 (df_live_set_all_dirty): New function.
13414 * df-scan.c (df_scan_alloc): Initialize optional_p.
13415 (problem_SCAN): Initialize free_blocks_on_set_blocks.
13416 * df-core.c (df_set_blocks): Removed use of
13417 DF_FIRST_OPTIONAL_PROBLEM. Now uses
13418 df_problem.free_blocks_on_set_blocks to determine which blocks are
13420 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
13421 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
13422 uses dataflow.optional_p to determine if problem should be
13424 (rest_of_handle_df_initialize): Only start live problem if
13426 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13427 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
13428 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
13429 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
13430 problem_NOTE): Initialize free_blocks_on_set_blocks.
13431 (df_lr_bb_local_compute): Recompute luids if df_live problem is
13433 (df_live_set_all_dirty, df_note_alloc): New function.
13434 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
13436 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
13437 * postreload.c (reload_combine): Ditto.
13438 * cse.c (cse_extended_basic_block): Ditto.
13439 * regmove.c (mark_flags_life_zones): Ditto.
13440 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
13441 erase_matching_seqs): Ditto.
13442 * bt-load.c (compute_defs_uses_and_gen): Ditto.
13443 * integrate (allocate_initial_values): Ditto.
13444 * combine.c (reg_dead_at_p): Ditto.
13445 * resource.c (mark_target_live_regs): Ditto.
13446 * sched-rgn.c (check_live_1, update_live_1): Ditto.
13447 * config/sh/sh.c (find_r0_life_regions): Ditto.
13448 * global.c (rest_of_handle_global_alloc): Only add back df_live
13450 * local-alloc.c (rest_of_handle_local_alloc): Only remove
13451 df_live for -O > 1.
13452 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
13454 (if_convert): Make sure df_live is there at -O == 1.
13455 (pass_if_after_combine): Cleanup flags.
13456 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
13457 is there at -O == 1.
13459 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
13461 * config/arm/arm.c (arm_get_frame_offsets): Set
13462 offsets->locals_base to avoid negative stack size.
13463 (thumb1_expand_prologue): Assert on negative stack size.
13465 2007-06-19 Sebastian Pop <sebpop@gmail.com>
13467 PR tree-optimization/32367
13468 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
13469 of the chrec has no evolution in that loop.
13470 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
13472 2007-06-19 Bob Wilson <bob.wilson@acm.org>
13474 * config/xtensa/xtensa.c: Include "df.h".
13475 (xtensa_builtin_saveregs): Use adjust_address instead of
13477 (xtensa_va_start): Invoke make_tree with sizetype for
13478 expand_builtin_saveregs and then convert the result to a pointer.
13479 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
13480 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
13481 Subtract argument size from index value as integers and then use
13482 POINTER_PLUS_EXPR to add the result to the array address.
13484 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13487 * config/m32c/m32c.c: Include dataflow header file.
13488 (m32c_emit_prologue): Adjust for prologue insn change.
13489 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
13490 once inside a PARALLEL. Assume frame size passed in operand 0
13491 includes space to save the fb register.
13492 (prologue_enter_24): Likewise.
13493 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
13495 2007-06-19 David Daney <ddaney@avtrex.com
13498 * config/mips/mips.md (cprestore): Mark $gp as used.
13500 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13503 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
13504 (frv_ifcvt_modify_insn): Likewise.
13506 2007-06-19 Richard Guenther <rguenther@suse.de>
13508 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
13509 only handle positive offsets that fit in a HOST_WIDE_INT.
13511 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
13513 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
13514 result of rsqrt insn for zero input argument to avoid NaN.
13516 2007-06-19 Richard Guenther <rguenther@suse.de>
13518 PR middle-end/31950
13519 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
13521 2007-06-19 Jakub Jelinek <jakub@redhat.com>
13523 PR tree-optimization/32353
13524 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
13526 2007-06-19 Nick Clifton <nickc@redhat.com>
13528 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
13530 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13533 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
13534 * config/i386/i386.c (assign_386_stack_local): Assert that
13535 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
13536 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
13537 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
13538 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
13540 2007-06-18 Steve Ellcey <sje@cup.hp.com>
13542 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
13544 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
13546 PR rtl-optimization/32321
13547 * gcse.c (replace_store_insn): Update the note before
13548 calling emit_insn_after.
13550 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13552 PR middle-end/32355
13553 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
13555 * df-problems.c (df_note_bb_compute): Fix dumping info.
13557 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
13559 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
13560 insn with emit_jump_insn.
13562 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13564 PR tree-optimization/32383
13565 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
13566 * targhooks.h (default_builtin_reciprocal): Update prototype.
13567 * target.h (struct gcc_target): Update builtin_reciprocal.
13568 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
13569 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
13570 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
13571 when fndecl is in BUILT_IN_MD class.
13572 (execute_convert_to_rsqrt): Ditto.
13574 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
13575 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
13576 Convert BUILT_IN_SQRTF code only when md_fn is false.
13578 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
13580 * bt-load.c (move_btr_def): Fix the order of arguments
13581 to validate_replace_rtx.
13583 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
13585 * config/m68k/m68k-devices.def: Add 54450..54455.
13587 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
13589 PR rtl-optimization/32366
13590 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
13591 FLOAT_EXTEND]: Prevent non-scalar modes from entering
13594 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13596 PR middle-end/32349
13597 * modulo-sched (generate_reg_moves): Added rescan parameter and if
13598 this is true, rescan insn being modified.
13599 (sms_schedule): Added rescan parameter.
13600 (rest_of_handle_sms): Moved freeing of dominance info to before
13601 getting out of cfg_layout.
13603 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
13605 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
13606 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
13609 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
13610 FL_CF_EMAC from the entry for isac.
13612 * config/m68k/predicates.md (const_call_operand): Adjust comment.
13613 (const_sibcall_operand): New.
13614 (sibcall_operand): Use it.
13615 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
13616 (m68k_isas): ISAC does not imply FPU or EMAC.
13617 (override_options): Add ISA_C logic for symbolic jump & call.
13619 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13621 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
13622 return mode from the builtin itself.
13623 (sparc_fold_builtin): Fix cast of zero constant.
13625 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13627 * targhooks.c (default_builtin_reciprocal): New default target hook.
13628 * targhooks.h (default_builtin_reciprocal): Add prototype.
13629 * hooks.c (hook_tree_tree_bool_null): Remove hook.
13630 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13631 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13632 default_builtin_reciprocal.
13634 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13636 PR middle-end/31723
13637 * hooks.c (hook_tree_tree_bool_null): New hook.
13638 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13639 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13640 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13641 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13642 and convert it to reciprocal a*rfunc(b).
13643 (execute_convert_to_rsqrt): New function.
13644 (gate_convert_to_rsqrt): New function.
13645 (pass_convert_to_rsqrt): New pass definition.
13646 * target.h (struct gcc_target): Add builtin_reciprocal.
13647 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13648 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13649 TARGET_BUILTIN_RECIPROCAL.
13650 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13652 * config/i386/i386.h (TARGET_RECIP): New define.
13653 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13654 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13655 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13656 and not optimizing for size.
13657 (*rcpsf2_sse): New insn pattern.
13658 (*rsqrtsf2_sse): Ditto.
13659 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
13660 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13661 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13662 and not optimizing for size.
13663 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13664 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13665 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13666 and not optimizing for size.
13667 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13668 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13669 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13670 and not optimizing for size.
13671 (*sse_rsqrtv4sf2): Do not export.
13672 (sqrtv4sf2): Ditto.
13673 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13674 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13675 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13676 and not optimizing for size.
13677 (sqrtv4sf2): Ditto.
13678 * config/i386/i386.opt (mrecip): New option.
13679 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13680 (ix86_emit_swsqrtsf): Ditto.
13681 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13682 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13683 builtin definition.
13684 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13685 ix86_expand_unop1_builtin.
13686 (ix86_emit_swdivsf): New function.
13687 (ix86_emit_swsqrtsf): Ditto.
13688 (ix86_builtin_reciprocal): New function.
13689 (TARGET_BUILTIN_RECIPROCAL): Use it.
13690 (ix86_vectorize_builtin_conversion): Rename from
13691 ix86_builtin_conversion.
13692 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13693 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13694 "i386 and x86_64 Options" section.
13695 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13697 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13698 Zdenek Dvorak <dvorakz@suse.cz>
13699 Richard Guenther <rguenther@suse.de>
13700 Kaz Kojima <kkojima@gcc.gnu.org>
13702 * tree-vrp.c (compare_values_warnv): Convert val2 to
13704 (extract_range_from_assert): Create
13705 POINTER_PLUS_EXPR for pointer types.
13706 (extract_range_from_binary_expr): Handle
13707 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13709 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13710 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13711 POINTER_PLUS_EXPR as PLUS_EXPR.
13712 (number_of_iterations_lt_to_ne):
13713 For pointer types, use sizetype when
13714 creating MINUS_EXPR/PLUS_EXPRs.
13715 (assert_loop_rolls_lt): For pointer types, use sizetype when
13716 creating MINUS_EXPR/PLUS_EXPRs.
13717 (number_of_iterations_le): Likewise.
13718 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13719 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13720 like PLUS_EXPR and MINUS_EXPR.
13721 * tree-pretty-print.c (dump_generic_node): Handle
13723 (op_prio): Likewise.
13724 (op_symbol_1): Likewise.
13725 * optabs.c (optab_for_tree_code): Likewise.
13726 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13728 * tree-tailcall.c (process_assignment): Mention
13729 POINTER_PLUS_EXPR in a TODO comment.
13730 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13731 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13732 not used with a pointer and an integer type.
13733 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13734 increment using chrec_convert_rhs instead of chrec_convert.
13735 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13736 PLUS_EXPR except for the right hand side's type will be
13738 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13739 (fold_used_pointer_cast): Kill.
13740 (pointer_offset_p): Kill.
13741 (fold_used_pointer): Kill.
13742 (pointer_used_p): Kill.
13743 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13744 call fold_used_pointer.
13745 (instantiate_parameters_1): Convert the increment
13746 using chrec_convert_rhs instead of chrec_convert.
13747 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13748 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13749 instead of PLUS_EXPR.
13750 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13751 PLUS_EXPR for pointers.
13752 (std_gimplify_va_arg_expr): Likewise.
13753 (fold_builtin_memory_op): Likewise.
13754 (fold_builtin_strstr): Likewise.
13755 (fold_builtin_strchr): Likewise.
13756 (fold_builtin_strrchr): Likewise.
13757 (fold_builtin_strpbrk): Likewise.
13758 (expand_builtin_memory_chk): Likewise.
13759 (fold_builtin_memory_chk): Likewise.
13760 (std_expand_builtin_va_start): Use
13761 sizetype for the call to make_tree and then convert
13762 to the pointer type.
13763 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13764 instead of PLUS_EXPR for adding to a pointer.
13765 (std_gimplify_va_arg_expr): Use fold_build2 for
13766 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13767 the operands to sizetype first and then cast the BIT_AND_EXPR
13768 back to the pointer type.
13769 * fold-const.c (build_range_check): Handle pointer types
13771 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13772 of PLUS_EXPR's. Make sure the offset is converted to
13774 (try_move_mult_to_index): Strip the NOPs from the offset.
13775 Remove code argument and replace all uses with PLUS_EXPR.
13776 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13777 specially. Don't use a pointer type for MINUS_EXPR.
13778 (fold_unary): Handle for (T1)(X op Y),
13779 only p+ as that is the only as that can be handled for
13780 binary operators now.
13781 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13783 <case PLUS_EXPR>: Add folding of PTR+INT into
13785 Don't call try_move_mult_to_index.
13786 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13787 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13788 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13789 Don't call try_move_mult_to_index.
13790 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13791 (tree_expr_nonzero_p): Likewise.
13792 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13793 of PLUS_EXPR for the complex expression folding.
13794 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13795 first chrec is a pointer type, then the second should
13796 be sizetype and not the first's type.
13797 For POINTER_PLUS_EXPR, use a different right hand side type.
13798 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13799 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13800 different right hand side type.
13801 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13802 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13803 instead of PLUS_EXPR.
13804 When either operand is zero, convert the other operand.
13805 (chrec_apply): Use chrec_convert_rhs
13806 on the argument x instead of chrec_convert.
13807 (reset_evolution_in_loop): For pointer types, the new_evol
13808 should be sizetype.
13809 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13810 different right hand side type.
13811 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13812 (chrec_convert_rhs): New function.
13813 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13814 different right hand side type.
13815 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13816 * tree-chrec.h (chrec_convert_rhs): New prototype.
13817 (build_polynomial_chrec): For pointer types, the right hand
13818 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13819 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13820 Remove subtraction case as it is always addition now.
13821 Make sure the offset is converted to sizetype.
13822 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13823 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13824 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13825 PLUS_EXPR in pointer type.
13826 Handle POINTER_PLUS_EXPR.
13827 (tree_to_aff_combination): Likewise.
13828 (force_expr_to_var_cost): Likewise.
13829 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13830 instead of PLUS_EXPR for pointers.
13831 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13832 instead of PLUS_EXPR of pointer types.
13833 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13835 (check_va_list_escapes): Likewise.
13836 (check_all_va_list_escapes): Likewise.
13837 * dwarf2out.c (loc_descriptor_from_tree_1):
13838 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13839 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13840 (string_constant): Likewise.
13841 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13842 the offset to the base, use POINTER_PLUS_EXPR.
13843 (add_to_parts): Convert the index to sizetype.
13844 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13845 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13846 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13847 Offset only holds something for PLUS_EXPR.
13848 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13850 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13852 (analyze_accesses_for_modify_stmt): Likewise.
13853 Remove comment about the type being integral type as it is
13855 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13857 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13859 Correct the type which the artimentic is done in (is now
13862 * tree-data-ref.c (split_constant_offset): Handle
13864 * tree-affine.c (tree_to_aff_combination): Likewise.
13865 * c-typeck.c (build_unary_op): For pointers create the increment
13866 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13868 * gimplify.c (gimplify_self_mod_expr): Create a
13869 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13870 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13871 * tree.def (POINTER_PLUS_EXPR): New tree code.
13872 * tree-predcom.c (ref_at_iteration): If we have a pointer
13873 type do the multiplication in sizetype.
13874 * tree-mudflap.c (mf_xform_derefs_1): Create a
13875 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13876 * tree-ssa-forwprop.c
13877 (forward_propagate_addr_into_variable_array_index):
13878 Don't expect there to be a cast for the index as that
13879 does not exist anymore.
13880 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13881 instead of PLUS_EXPR.
13882 Don't check for the first operand of the POINTER_PLUS_EXPR
13883 was the index as it cannot be.
13884 Call forward_propagate_addr_into_variable_array_index with
13885 the SSA_NAME instead of the statement.
13886 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13887 (compare_constant): Likewise.
13888 (copy_constant): Likewise.
13889 (compute_reloc_for_constant): Likewise.
13890 (output_addressed_constants): Likewise.
13891 (initializer_constant_valid_p): Likewise.
13892 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13893 Convert the MIN/MAX of the inner type to the outer
13894 type before comparing them.
13895 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13896 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13897 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13898 of PLUS_EXPR for pointers.
13899 * tree-inline.c (estimate_num_insns_1): Handle
13901 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13902 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13903 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13904 instead of PLUS_EXPR for the pointer increment statement.
13905 (vect_update_ivs_after_vectorizer): For pointer types, create
13906 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13907 MULT_EXPR in sizetype.
13908 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13910 * tree-object-size.c (plus_expr_object_size): Handle
13911 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13912 code which is trying to figure out which side is a pointer and
13914 (check_for_plus_in_loops_1): Likewise.
13915 (check_for_plus_in_loops): Likewise.
13916 * c-common.c (pointer_int_sum): Create a
13917 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13918 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13919 only POINTER_PLUS_EXPR. Removing all the extra
13920 code which is trying to figure out which side is a pointer and
13922 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13923 PLUS_EXPR and MINUS_EXPR.
13924 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13926 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13927 with make_tree, instead of a pointer type.
13928 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13929 for pointers instead of PLUS_EXPR.
13930 (s390_gimplify_va_arg): Likewise.
13931 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13932 instead of PLUS_EXPR when doing addition on pointer
13933 types. Use sizetype for the second operand.
13934 (spu_gimplify_va_arg_expr): Likewise.
13935 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13936 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13937 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13938 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13939 for the pointer addition and also use size_int/sizetype
13941 (ix86_gimplify_va_arg): Likewise.
13942 Perform BIT_AND_EXPR on sizetype arguments.
13943 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13944 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13945 for the pointer additions and also use size_int for the offsets.
13946 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13947 additions and also use size_int for the offsets. Perform
13948 BIT_AND_EXPR on sizetype arguments.
13949 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13950 POINTER_PLUS_EXPR for pointers and create the
13951 BIT_AND_EXPR in sizetype.
13952 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13953 instead of PLUS_EXPR for pointer addition.
13954 (rs6000_va_start): Likewise.
13955 Also use sizetype for the offset.
13956 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13957 as PLUS_EXPR/MINUS_EXPR.
13958 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13959 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13960 Don't use BIT_AND_EXPR on a pointer type, convert the
13961 expression to sizetype first.
13962 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13964 (mips_gimplify_va_arg_expr): Likewise.
13965 Don't create BIT_AND_EXPR in a pointer type.
13967 2007-06-15 Eric Christopher <echristo@apple.com>
13969 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13970 (x86_64-*-darwin*): Ditto.
13971 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13974 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13976 * doc/extend.texi: Document behavior of __attribute__((aligned))
13979 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13981 * rtlanal.c (note_stores): Improve documentation.
13983 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13985 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13986 LOCAL_LABEL_PREFIX): Delete.
13987 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13988 (bfin_internal_label): Delete.
13990 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13992 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13993 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13994 otherwise define to LIBGCC2_TF_CEXT.
13995 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13996 (LIBGCC_TF_CEXT): Ditto.
13999 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14001 PR rtl-optimization/32339
14002 * df-scan.c (df_uses_record): Don't modify flags but just add to
14003 it for df_ref_record.
14005 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14007 * tree-mudflap.c: Fix whitespace issues.
14009 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14011 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14013 2007-06-14 Eric Christopher <echristo@apple.com>
14015 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14016 (movv4sf): Use gcc_unreachable instead of abort.
14018 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14021 * config/i386/sfp-machine.h (CMPtype): New define.
14022 (mach stubs): Use CMPtype instead of int as a return type.
14024 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14026 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14027 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14028 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14029 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14030 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14031 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14032 config/soft-fp/soft-fp.h: Update from glibc CVS.
14034 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14036 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14038 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14041 * config/v850/v850.c: Include dataflow header file.
14042 (substitute_ep_register): Fix typo.
14044 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14046 * configure.ac: Fix earlier checkin.
14047 * configure: Regenerated.
14049 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14051 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14052 * aclocal.m4: Regenerate.
14053 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14054 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14055 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14056 * configure: Regenerate.
14057 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14059 * Makefile.in (quickstrap): Build libgcc too.
14061 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14063 * configure.ac: Add --enable-checking=df. Explicitly mention that
14064 the variables are initialized as for "release".
14065 * df-core.c: Use it.
14066 * configure: Regenerate.
14067 * config.in: Regenerate.
14069 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14071 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14072 validate_replace_rtx instead of replace_rtx.
14073 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14075 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14077 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14078 (DWARF2_UNWIND_INFO): Override default if configured with
14080 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14081 (ENDFILE_SPEC): Add crtend.o.
14082 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14083 (ENDFILE_SPEC): Add crtend.o.
14084 (TARGET_USE_JCR_SECTION): Define.
14085 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14087 * config/i386/cygming-crtbegin.c: New file.
14088 * config/i386/cygming-crtend.c: New file.
14090 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14092 * config/i386/w32-unwind.h: New file.
14094 2007-06-13 Eric Christopher <echristo@apple.com>
14096 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14097 the user set a value below STACK_BOUNDARY.
14099 2007-06-13 Thiemo Seufer <ths@networkno.de>
14101 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14102 imply -lpthread for -pthread.
14104 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14106 * basic-block.h: Remove the prototype for
14107 free_basic_block_vars.
14108 * cfglayout.h: Remove the prototype for
14109 insn_locators_initialize.
14110 * tree.h: Remove the prototype for emit_line_note.
14112 * tree-ssa-pre.c (mergephitemp): Remove.
14113 (init_pre): Don't use mergephitemp.
14115 2007-06-13 Eric Christopher <echristo@apple.com>
14117 * config/i386/i386.c (override_options): If we've specified
14118 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14120 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14122 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14125 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14127 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14128 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14129 (eh_store_handler): New pattern.
14130 (eh_return): Emit it instead of a plain move.
14132 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14134 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14135 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14136 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14139 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14141 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14142 (find_next_insn_start, find_load): New functions.
14143 (bfin_reorg): Use them to deal with the fact that parallel insns are
14144 no longer represented as a SEQUENCE.
14146 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14148 * config/sparc/sparc.c (sparc_override_options): Initialize
14149 fpu mask correctly.
14151 2007-06-13 Dave Korn <dave.korn@artimi.com>
14153 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14156 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14158 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14159 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14160 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14161 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14162 tree-vect-transform.c: Fix comment typos. Follow spelling
14165 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14167 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14168 to the exit block use set.
14169 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14170 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14171 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14173 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14175 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14176 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14177 to indicate an error.
14178 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14180 (dbg_cnt_process_opt): Print an error on a bad argument.
14181 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14182 * common.opt (-fdbg-cnt-list): New.
14183 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14185 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14187 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14188 flag on ref-all pointers.
14190 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14192 PR middle-end/31579
14193 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14194 for the offset with the modifier as EXPAND_INITIALIZER
14195 if the modifier is EXPAND_INITIALIZER.
14196 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14197 a register if we had an overflow.
14199 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14201 * real.c (real_isfinite): New.
14202 (real_sqrt): Use it.
14203 * real.h (real_isfinite): New.
14204 * builtins.c: Use it.
14206 2007-06-12 Ian Lance Taylor <iant@google.com>
14207 Daniel Berlin <dberlin@dberlin.org>
14210 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14211 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14212 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14213 (DECL_NO_TBAA_P): Define.
14214 (struct tree_decl_common): Add no_tbaa_flag field.
14215 * tree-ssa-structalias.c (struct variable_info): Add
14216 no_tbaa_pruning field.
14217 (new_var_info): Initialize no_tbaa_pruning field.
14218 (unify_nodes): Copy no_tbaa_pruning field.
14219 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14220 (dump_solution_for_var): Print no_tbaa_pruning flag.
14221 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14223 (compute_tbaa_pruning): New static function.
14224 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14225 Call compute_tbaa_pruning.
14226 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14227 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14228 * gimple-low.c (lower_stmt): Likewise.
14229 * tree-gimple.c (is_gimple_stmt): Likewise.
14230 * tree-ssa-operands.c (get_expr_operands): Likewise.
14231 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14232 * tree-inline.c (estimate_num_insns_1): Likewise.
14233 (copy_result_decl_to_var): Likewise.
14234 * expr.c (expand_expr_real_1): Likewise.
14235 * tree-pretty-print.c (dump_generic_node): Likewise.
14236 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14237 * omp-low.c (omp_copy_decl_2): Likewise.
14238 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14239 * doc/c-tree.texi (Expression trees): Document
14240 CHANGE_DYNAMIC_TYPE_EXPR.
14242 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14244 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14245 with !HONOR_NANS and !HONOR_INFINITIES.
14246 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14248 2007-06-12 Tristan Gingold <gingold@adacore.com>
14250 * gcov.c: Comments updated.
14251 (source_info): Add file_time field.
14252 (source_index): New variable.
14253 (mutiple_files): New variable.
14254 (generate_results): New function extracted from process_file.
14255 (process_file): Save and restore chain of functions, generate
14256 results and free structures only if not merging results.
14257 (release_structures): File names are now freed in create_file_names
14258 (create_file_names): Free previous file names.
14259 (find_source): File date is now read here and modifications in
14260 source files is checked here.
14261 (read_graph_file): Only reverse order of functions for the current
14263 (make_gcov_file_name): Do not generate long names if input_name is
14265 (output_lines): If merging results do not display graph, data and
14267 Checking source file modification is done in find_source.
14269 * doc/gcov.texi: Append an s to sourcefile.
14271 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14273 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14274 (forced_nop): New pattern.
14275 * config/bfin/bfin.c: Include "df.h".
14276 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14277 (bfin_discover_loop): Use df_get_live_in instead of
14278 global_live_at_start.
14279 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14280 df_analyze when done.
14281 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14282 the insns. Use QImode for the final insn in a bundle. Call
14283 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14285 (reorder_var_tracking_notes): New function.
14286 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14287 update_life_info. Call df_analyze after scheduling and bundle
14288 generation. Call reorder_var_tracking_notes if generating these
14289 notes. Call df_finish_pass at the end.
14291 2007-06-12 Dirk Mueller <dmueller@suse.de>
14293 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14294 a comparison, not an assignment.
14296 2007-06-12 Olivier Hainque <hainque@adacore.com>
14298 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
14299 Request walking the subtrees only, leaving the current is_lhs/val_only
14301 (convert_non_local_reference): Likewise.
14303 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
14305 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
14307 2007-06-12 Richard Guenther <rguenther@suse.de>
14309 PR tree-optimization/15353
14310 PR tree-optimization/31657
14311 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
14312 * timevar.def: Add TV_TREE_IFCOMBINE.
14313 * tree-pass.h (pass_tree_ifcombine): Declare.
14314 * tree-ssa-ifcombine.c: New file.
14315 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
14316 * tree-flow.h (blocks_in_phiopt_order): Declare.
14317 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
14318 (tree-ssa-ifcombine.o): New dependencies.
14320 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14322 PR rtl-optimization/32293
14323 * combine.c (simplify_if_then_else): Truncate return from
14324 nonzero_bits() to correct mode.
14326 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14328 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
14329 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
14331 2007-06-11 Diego Novillo <dnovillo@google.com>
14333 * Makefile.in (reload1.o-warn): Remove.
14335 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
14337 * combine.c (subst): Use reg_overlap_mentioned_p
14338 instead of comparing register numbers directly.
14340 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14342 * reload1.c (mark_home_live_1): Use the mode parameter.
14344 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14346 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
14347 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
14349 * df-core.c: Ditto.
14351 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
14353 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
14355 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14357 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
14358 from integer registers.
14359 (FP mode splitters): Handle TFmode.
14361 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
14363 * tree-ssa-structalias.c (find_what_p_points_to): Return false
14364 for ref-all pointers that point-to anything.
14366 2007-06-11 Joseph Myers <joseph@codesourcery.com>
14368 * config/arm/arm.c (arm_output_dwarf_dtprel,
14369 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
14371 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
14373 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
14374 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
14377 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
14379 * tree.c (signed_or_unsigned_type_for): New.
14380 (unsigned_type_for): Use signed_or_unsigned_type_for.
14381 (signed_type_for): Use signed_or_unsigned_type_for.
14382 * tree.h (signed_or_unsigned_type_for): New.
14383 (get_signed_or_unsigned_type): Remove.
14384 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
14385 lang_hooks.types.signed_type
14386 (size_diffop): Likewise.
14387 (all_ones_mask_p): Likewise.
14388 (build_range_check): Likewise.
14389 (fold_cond_expr_with_comparison): Likewise.
14390 (fold_cond_expr_with_comparison): Likewise.
14391 (unextend): Likewise.
14392 (extract_muldiv_1): Likewise.
14393 (fold_single_bit_test_into_sign_test): Likewise.
14394 (fold_binary): Likewise.
14395 (fold_ternary): Likewise.
14396 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
14397 instead of get_signed_or_unsigned_type.
14398 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
14399 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14400 * expr.c (signed_or_unsigned_type_for): Use
14401 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
14402 * langhooks.c (get_signed_or_unsigned_type): Remove.
14403 (lhd_signed_or_unsigned_type): Remove.
14404 * langhooks.h (lang_hooks_for_types): Remove signed_type and
14405 signed_or_unsigned_type.
14406 (lhd_signed_or_unsigned_type): Remove.
14407 * expmed.c (make_tree): Use signed_type_for instead of
14408 lang_hooks.types.signed_type.
14409 * c-common.c (same_scalar_type_ignoring_signedness): Use
14410 c_common_signed_type instead of lang_hooks.types.signed_type.
14411 (c_common_unsigned_type): New.
14412 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
14413 (shorten_compare): Use c_common_unsigned_type instead of
14414 c_common_signed_or_unsigned_type.
14415 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
14417 * convert.c (convert_to_integer): Use signed_type_for instead of
14418 lang_hooks.types.signed_type.
14419 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14420 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
14421 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
14422 * c-format.c (check_format_types): Use c_common_unsigned_type
14423 instead of unsigned_type_for.
14424 * c-decl.c (groakdeclarator): Likewise.
14425 * c-typeck.c (convert_for_assignment): Likewise.
14426 * c-common.h (c_common_unsigned_type): New.
14428 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14431 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
14432 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
14434 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14436 PR middle-end/32279
14437 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
14438 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
14440 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
14441 Sebastian Pop <sebpop@gmail.com>
14443 * lambda-code.c (remove_iv): New.
14444 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
14446 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
14448 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
14449 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
14450 * tree-ssa-loop-prefetch.c: Include optabs.h.
14451 (FENCE_FOLLOWING_MOVNT): New macro.
14452 (struct mem_ref): Add independent_p and storent_p fields.
14453 (record_ref): Initalize the new fields.
14454 (gather_memory_references_ref): Return true if the reference
14456 (gather_memory_references): Check whether all memory accesses
14457 in loop were recorded.
14458 (should_issue_prefetch_p): Return false for nontemporal stores.
14459 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
14460 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
14461 (determine_loop_nest_reuse): Detect independent memory references.
14462 (loop_prefetch_arrays): Call mark_nontemporal_stores.
14463 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
14464 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
14465 * config/i386/i386.h (x86_mfence): Declare.
14466 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
14467 * config/i386/i386.c (x86_mfence): New variable.
14468 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
14470 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
14471 * optabs.c (init_optabs): Initialize storent_optab.
14472 * optabs.h (enum optab_index): Add OTI_storent.
14473 (storent_optab): Declare.
14474 * genopinit.c (optabs): Add initialization for storent_optab.
14475 * tree.h (MOVE_NONTEMPORAL): New macro.
14476 * expr.c (expand_assignment, store_expr, store_constructor_field,
14477 store_constructor, store_field, expand_expr_real_1): Propagate
14478 nontemporality of the expanded store.
14479 (emit_storent_insn): New function.
14480 * expr.h (expand_assignment, store_expr): Declaration changed.
14481 * function.c (assign_parm_setup_reg): Pass false as nontemporality
14482 to expand_assignment.
14483 * stmt.c (expand_asm_expr): Ditto.
14484 * calls.c (initialize_argument_information): Pass false as
14485 nontemporality to store_expr.
14486 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
14489 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14491 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
14493 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
14495 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14497 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
14498 and allow DECL_P here.
14500 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
14502 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
14503 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
14504 track of the size of the expression.
14505 * cfghooks.c (merge_blocks): Remove block from loops structure only
14506 after call of the merge_blocks hook.
14508 2007-06-09 Tom Tromey <tromey@redhat.com>
14510 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
14511 (deprecated_state): Removed.
14512 (start_decl): Update.
14513 (enum deprecated_states): Moved earlier.
14514 (groktypename): Update.
14515 (push_parm_decl): Likewise.
14516 (grokfield): Likewise.
14517 (start_function): Likewise.
14519 2007-06-09 Ian Lance Taylor <iant@google.com>
14521 PR tree-optimization/32169
14522 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
14523 CONVERT_EXPR, check whether min and max both converted to an
14524 overflow infinity representation.
14526 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
14528 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
14529 not inserted on the edge.
14531 2007-06-08 Bob Wilson <bob.wilson@acm.org>
14533 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
14534 instructions if they are supported.
14535 (__divsi3, __umodsi3, __modsi3): Likewise.
14536 (__ashldi3, __ashrdi3, __lshrdi3): New.
14537 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
14539 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
14540 Tony Linthicum <tony.linthicum@amd.com>
14542 * doc/invoke.texi: Add fvect-cost-model flag.
14543 * common.opt (fvect-cost-model): New flag.
14544 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
14545 cost fields in stmt_vec_info struct for STMT.
14546 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
14547 fields in stmt_vec_info struct and access functions for the same.
14548 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
14549 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
14550 load, store and vector to scalar operation.
14551 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
14552 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
14553 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
14554 (TARG_VEC_STORE_COST): Define cost of vector store.
14555 (vect_estimate_min_profitable_iters): Define new function.
14556 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
14557 check to evaluate if loop iterations are less than minimum profitable
14558 iterations determined by cost model or minimum vect loop bound defined
14559 by user, whichever is more conservative.
14560 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
14561 run-time check to evaluate if loop iterations are less than minimum
14562 profitable iterations determined by cost model or minimum vect loop
14563 bound defined by user, whichever is more conservative.
14564 (vect_estimate_min_profitable_iterations): New function to estimate
14565 mimimimum iterartions required for vector version of loop to be
14566 profitable over scalar version.
14567 (vect_model_reduction_cost): New function.
14568 (vect_model_induction_cost): New function.
14569 (vect_model_simple_cost): New function.
14570 (vect_cost_strided_group_size): New function.
14571 (vect_model_store_cost): New function.
14572 (vect_model_load_cost): New function.
14573 (vectorizable_reduction): Call vect_model_reduction_cost during
14575 (vectorizable_induction): Call vect_model_induction_cost during
14577 (vectorizable_load): Call vect_model_load_cost during analysis phase.
14578 (vectorizable_store): Call vect_model_store_cost during analysis phase.
14579 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
14580 vectorizable_promotion, vectorizable_demotion): Call
14581 vect_model_simple_cost during analysis phase.
14583 2007-06-08 Simon Baldwin <simonb@google.com>
14585 * reg-stack.c (get_true_reg): Readability change. Moved default case
14586 label into direct switch statement scope.
14588 2007-06-08 Simon Baldwin <simonb@google.com>
14590 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
14591 in gcc_assert() with '==' comparison.
14593 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14595 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
14596 TARGET_ABM handling of x86_popcnt variable.
14598 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14600 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
14601 __builtin_copysignq and __builtin_infq built-in functions.
14603 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14605 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
14606 SSE4.2 section. Correct built-in function names in SSE4A section.
14608 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14610 PR tree-optimization/32243
14611 * tree-vect-transform.c (vectorizable_type_promotion): Move check
14612 for ncopies after ratio check between nunits_out and nunits_in.
14613 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
14615 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
14617 PR tree-optimization/32224
14618 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
14619 vectorization upon a non GIMPLE_MODIFY_STMT.
14621 2007-06-08 Christian Bruel <christian.bruel@st.com>
14624 * config/sh/sh.md (doloop_end): New pattern and splitter.
14625 * loop-iv.c (simple_rhs_p): Check for hardware registers.
14627 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
14629 PR middle-end/32209
14630 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14632 (verify_dominators): Do not change dominance tree.
14634 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14636 * config/sh/constraints.md: New file.
14637 * config/sh/sh.c: Include tm-constrs.h.
14638 (reg_class_from_letter): Remove.
14639 (prepare_cbranch_operands): Use satisfies_constraint_*
14640 function instead of macro.
14641 (andcosts, broken_move, sh_secondary_reload): Likewise.
14642 * config/sh/predicates.md (trapping_target_operand): Likewise.
14643 (and_operand, arith_operand, arith_reg_or_0_operand,
14644 cmp_operand, logical_operand, target_operand,
14645 ua_address_operand, ua_offset, xor_operand): Likewise.
14646 * config/sh/sh.md: Include constraints.md.
14647 (*movsicc_t_false): Use satisfies_constraint_* function
14649 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14650 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14651 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14652 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14653 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14654 (REG_CLASS_FROM_CONSTRAINT): Remove.
14655 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14656 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14657 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14658 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14659 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14660 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14661 function instead of macro.
14662 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14663 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14664 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14665 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14666 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14667 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14668 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14669 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14670 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14671 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14672 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14673 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14674 EXTRA_CONSTRAINT_STR): Likewise.
14675 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14677 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14679 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14681 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14684 * c-common.h (flag_cpp0x): Replaced by...
14685 (cxx_dialect): ... this new variable specifying the C++ dialect that
14687 * c-common.c (flag_cpp0x): Removed.
14688 (cxx_dialect): Defined.
14689 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14691 * c-opts.c (c_common_post_options): Likewise.
14692 (set_std_cxx98): Set cxx_dialect to cxx98.
14693 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14695 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14696 Hui-May Chang <hm.chang@apple.com>
14698 * doc/invoke.texi (Darwin Options): Update documentation for
14699 -mmacosx-version-min.
14700 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14701 * config/darwin-driver.c: New file.
14702 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14703 * config/t-darwin (darwin-driver.o): New rule.
14705 * config/darwin-c.c (version_as_macro): Ignore low digit.
14707 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14709 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14710 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14711 (CSGNMODE): New mode macro.
14712 (CSGNVMODE): New mode attribute.
14713 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14714 expander using CSGNMODE mode macro. Handle TFmode.
14715 (copysign<mode>3_const): Rename from copysignsf3_const and
14716 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14718 (copysign<mode>3_var): Rename from copysignsf3_var and
14719 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14721 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14722 mode macro. Handle TFmode.
14723 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14724 (iortf3, *iortf3): Ditto.
14725 (xortf3, *xortf3): Ditto.
14726 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14727 TFmode and TImode masks.
14728 (ix86_expand_copysign): Expand TFmode copysign insn.
14729 (IX86_BUILTIN_INFQ): New.
14730 (IX86_BUILTIN_FABSQ): Ditto.
14731 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14732 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14733 [__builtin_fabsq]: Ditto.
14734 [__builtin_copysignq]: Ditto.
14735 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14736 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14737 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14738 ix86_expand_binop_builtin().
14740 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14742 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14744 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14747 * rtl.h (push_to_sequence2): New.
14748 * emit-rtl.c (push_to_sequence2): New.
14749 * function.c (assign_parm_data_all): Add new fields.
14750 (assign_parm_setup_block): Call push_to_sequence2 instead of
14752 (assign_parm_setup_reg): Ditto.
14753 (assign_parm_setup_stack): Ditto.
14754 (assign_parms_unsplit_complex): Ditto.
14755 (assign_parms): Change field name.
14757 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14759 PR tree-optimization/32220
14760 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14761 phi node is reached before defining statement.
14763 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14766 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14767 after changing the right hand side of the assignment.
14769 2007-06-06 Eric Christopher <echristo@apple.com>
14771 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14772 (x86_64-*-darwin*): Ditto.
14773 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14774 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14776 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14778 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14779 coding conventions.
14780 (add_key): Likewise.
14781 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14782 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14784 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14786 (add_cost_one_coalesce): Likewise.
14787 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14788 variable names. Rename orig to orig_name for consistency.
14789 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14790 coding conventions.
14791 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14793 (record_equivalences_from_stmt): Likewise.
14794 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14795 the coding conventions.
14796 (memory_ssa_name_same): Likewise.
14797 (dse_optimize_stmt): Likewise.
14798 (dse_record_phis): Likewise.
14799 (dse_finalize_block): Likewise.
14800 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14801 keywords as variable names.
14802 (may_move_till): Cast according to the coding conventions.
14803 (force_move_till_expr): Avoid using C++ keywords as variable names.
14804 (force_move_till): Cast according to the coding conventions.
14805 (memref_hash): Likewise.
14806 (memref_eq): Likewise.
14807 (gather_mem_refs_stmt): Likewise.
14808 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14809 using C++ keywords as variable names.
14810 (idx_find_step): Cast according to the coding conventions.
14811 (idx_record_use): Likewise.
14812 (find_depends): Likewise.
14813 (prepare_decl_rtl): Likewise.
14814 (mbc_entry_hash): Likewise.
14815 (mbc_entry_eq): Likewise.
14816 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14817 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14818 (idx_infer_loop_bounds): Cast according to the coding conventions.
14819 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14820 * tree-ssa-math-opts.c (occ_new ): Likwise.
14821 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14823 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14825 (add_use_op): Likewise.
14826 (add_vop): Likewise.
14827 (add_vuse_op): Likewise.
14828 (add_vdef_op): Likewise.
14829 (get_expr_operands): Likewise.
14830 (push_stmt_changes): Use type safe memory macros.
14831 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14832 keywords as variable names.
14833 (conditional_replacement): Likewise.
14834 (minmax_replacement): Likewise.
14835 (abs_replacement): Likewise.
14836 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14837 coding conventions.
14838 (insert_fake_stores): Avoid using C++ keywords as variable names.
14839 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14841 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14842 (heapvar_insert): Use type safe memory macros.
14843 (new_var_info): Cast according to the coding conventions.
14844 (new_constraint): Likewise.
14845 (remove_preds_and_fake_succs): Use type safe memory macros.
14846 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14848 (thread_single_edge): Likewise.
14849 (thread_through_loop_header): Likewise.
14851 2007-06-06 Eric Christopher <echristo@apple.com>
14853 * config/i386/i386.c (override_options): Move handling
14854 of TARGET_SUBTARGET* earlier.
14856 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14858 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14861 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14863 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14864 emited outside of basic block.
14865 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14866 the created blocks.
14867 * rtl.h (delete_insn_chain): Declaration changed.
14868 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14870 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14871 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14872 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14873 to delete_insn_chain.
14874 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14875 do not have bb field set.
14876 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14878 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14879 * cfgcleanup.c (try_optimize_cfg): Ditto.
14881 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14883 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14884 (lambda_body_vector_new): Use type safe memory macros.
14885 (lambda_linear_expression_new): Likewise.
14886 (lambda_loopnest_new): Likewise.
14887 (lambda_lattice_new): Likewise.
14888 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14889 conventions. Use type safe memory macros.
14890 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14891 (lambda_body_vector_s): Likewise.
14892 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14893 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14895 2007-06-06 Richard Guenther <rguenther@suse.de>
14897 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14898 if we need to schedule cfg_cleanup.
14899 (tree_ssa_forward_propagate_single_use_vars): Do so.
14901 2007-06-06 Ian Lance Taylor <iant@google.com>
14903 * fold-const.c (merge_ranges): If range_successor or
14904 range_predecessor fail, just return 0.
14906 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14908 PR tree-optimization/32216
14909 * tree-vectorizer.c (supportable_widening_operation): Determine
14910 signedness of FIX_TRUNC_EXPR from output operand.
14911 (supportable_narrowing_operation): Ditto.
14912 * tree-vect-generic.c (expand_vector_operations_1): Determine
14913 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14914 from input operand.
14916 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14918 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14919 (struct pta): ...from here. Change flags to unsigned to avoid
14920 excessive casting (as it is used as a bit mask).
14921 (override_options): Add casts according to the coding convenventions.
14922 (x86_64_elf_unique_section): Likewise.
14923 (examine_argument): Avoid using C++ keywords as variable names.
14924 (construct_container): Likewise.
14925 (legitimize_pic_address): Likewise.
14926 (get_dllimport_decl): Cast according to the coding conventions. Use
14927 type safe memory macros.
14928 (legitimize_address): Cast according to the coding conventions.
14929 (emit_i387_cw_initialization): Corrected the type of slot to enum
14931 (ix86_init_machine_status): Use type safe memory macros.
14932 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14933 (bdesc_pcmpistr): Likewise.
14934 (bdesc_crc32): Likewise.
14935 (bdesc_sse_3arg): Likewise.
14936 (bdesc_2arg): Likewise.
14937 (bdesc_1arg): Likewise.
14938 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14939 (ix86_expand_sse_pcmpistr): Likewise.
14940 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14941 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14942 int to match the langhook definition.
14943 (ix86_builtin_conversion): Change the type of code to unsigned init to
14944 match the langhook definition.
14945 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14947 (ix86_preferred_output_reload_class): Likewise.
14948 (ix86_cannot_change_mode_class): Likewise.
14949 (ix86_memory_move_cost): Likewise.
14950 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14951 avoid excessive casting later on.
14952 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14954 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14957 as flags setting insn.
14958 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14960 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14962 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14963 (UNSPEC_ROUND): New.
14964 ("sse4_1_round<mode>2"): New insn pattern.
14965 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14967 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14968 expander using SSEMODEF mode macro. Expand using
14969 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14970 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14971 expander using SSEMODEF mode macro. Expand using
14972 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14973 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14974 expander using SSEMODEF mode macro. Expand using
14975 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14976 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14977 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14978 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14981 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14982 Sebastian Pop <sebpop@gmail.com>
14984 * lambda.h (build_linear_expr): New.
14985 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14986 Use build_linear_expr, call fold and force_gimple_operand.
14987 (lambda_loopnest_to_gcc_loopnest): Check that there is
14988 something to insert.
14989 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14991 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14993 PR preprocessor/23479
14994 * doc/extend.texi: Document the 0b-prefixed binary integer
14995 constant extension.
14997 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14999 PR tree-optimization/32215
15000 * tree-vectorizer.c (supportable_widening_operation): Return false
15001 for unsupported FIX_TRUNC_EXPR tree code.
15002 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15004 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15006 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15007 register on SPE targets. Change documentation to reflect
15009 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15010 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15011 out of the register allocation pool.
15012 (rs6000_reg_live_or_pic_offset_p): New function.
15013 (rs6000_emit_prologue): Move the actual saving of LR up to free
15014 r0 for holding r11. Split saving of SPE 64-bit registers into
15015 its own case. Ensure that offsets will always be in-range for
15016 'evstdd' by using r11 as a scratch register to point at the start
15017 of the SPE save area. Save r11 if necessary, as it is the static
15019 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15020 into its own case. Ensure that offsets will always be in-range
15021 for 'evldd' by using r11 as a scratch register to point at the
15022 start of the SPE save area. Also adjust r11 when restoring
15023 the stack pointer to compensate for pre-loading r11.
15025 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15027 * cfg.c (init_flow): Use type safe memory macros.
15028 (alloc_block): Likewise.
15029 (unchecked_make_edge): Likewise.
15030 (dump_flow_info): Avoid using C++ keywords as variable names.
15031 (copy_original_table_clear): Cast according to the coding conventions.
15032 (copy_original_table_set): Likewise.
15033 * cfgexpand (label_rtx_for_bb): Likewise.
15034 (expand_gimple_basic_block): Likewise.
15035 * cfghooks.c (dump_bb): Likewise.
15036 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15038 (lv_add_condition_to_bb): Likewise.
15039 * cfglayout (relink_block_chain): Cast according to the coding
15041 (fixup_reorder_chain): Likewise.
15042 (fixup_fallthru_exit_predecessor): Likewise.
15043 * cfgloop.c (glb_enum_p): Likewise.
15044 (get_exit_description): Likewise.
15045 (dump_recorded_exit): Likewise.
15046 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15047 (struct loop): ... from here.
15048 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15050 * cfgrtl.c (rtl_create_basic_block): Likewise.
15051 (rtl_split_block): Likewise.
15052 (rtl_dump_bb): Likewise.
15053 (cfg_layout_split_block): Likewise.
15054 (init_rtl_bb_info): Use typesafe memory macros.
15056 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15057 * graphds.h: Updated all usages of edge to graph_edge.
15058 * graphds.c: Likewise.
15059 * cfgloopanal.c: Likewise.
15061 2007-06-05 Ian Lance Taylor <iant@google.com>
15063 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15064 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15065 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15067 (test_for_singularity): Likewise.
15069 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15071 * config/i386/constraints.md ("Y2"): Replaced by ...
15073 * config/i386/i386.md: Likewise.
15074 * config/i386/mmx.md: Likewise.
15075 * config/i386/sse.md: Likewise.
15077 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15079 * config/i386/constraints.md ("z"): Replaced by ...
15081 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15082 (sse4_1_blendvps): Likewise.
15083 (sse4_1_pblendvb): Likewise.
15084 (sse4_2_pcmpestr): Likewise.
15085 (sse4_2_pcmpestrm): Likewise.
15086 (sse4_2_pcmpestr_cconly): Likewise.
15087 (sse4_2_pcmpistr): Likewise.
15088 (sse4_2_pcmpistrm): Likewise.
15089 (sse4_2_pcmpistr_cconly): Likewise.
15091 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15093 * matrix-reorg.c (transform_access_sites): Fix computation.
15094 (transform_allocation_sites): Same.
15096 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15098 * config/i386/i386.c (override_options): Use
15099 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15101 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15103 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15104 (nonimm_not_xmm0_operand): Ditto.
15105 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15106 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15107 as operand[2] predicate. Require "z" class XMM register for
15108 operand[3]. Adjust asm template.
15109 ("sse4_1_blendvpd"): Ditto.
15110 ("sse4_1_pblendvb"): Ditto.
15111 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15112 force op2 into xmm0 register for variable blend instructions.
15114 2007-06-04 Tom Tromey <tromey@redhat.com>
15116 * c-tree.h (start_enum): Update.
15117 (build_enumerator): Likewise.
15118 * c-decl.c (enum_next_value): Removed.
15119 (enum_overflow): Likewise.
15120 (start_enum): Add c_enum_contents argument. Don't use globals.
15121 (build_enumerator): Likewise.
15122 * c-tree.h (struct c_enum_contents): New struct.
15124 2007-06-04 Tom Tromey <tromey@redhat.com>
15126 * c-common.c (c_common_get_alias_set): Fix indentation.
15128 2007-06-04 Ian Lance Taylor <iant@google.com>
15130 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15131 to overflow, reduce overflow infinity to regular infinity.
15132 (vrp_var_may_overflow): New static function.
15133 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15135 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15137 * stor-layout.c (layout_type): Remove duplicate code.
15139 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15142 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15143 before build_common_builtin_nodes ().
15145 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15148 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15150 2007-06-04 Jan Hubicka <jh@suse.cz>
15152 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15153 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15154 instead of _stat version.
15156 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15158 PR tree-optimization/32194
15159 * tree-predcom.c (determine_offset): Check that both references have
15162 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15164 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15165 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15166 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15167 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15168 Add argument to iterate_fix_dominators call.
15169 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15170 * gcse.c (hoist_code): Change domby to vector.
15171 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15172 Add argument to iterate_fix_dominators call.
15173 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15174 recompute_dominator.
15175 * lambda-code.c (perfect_nestify): Ditto.
15176 * cfgloopanal.c: Include graphds.h.
15177 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15178 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15179 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15181 * graphds.c: New file.
15182 * graphds.h: New file.
15183 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15184 (get_dominated_by, get_dominated_by_region): Change return type to
15186 (verify_dominators): Recompute all dominators and compare the results.
15187 (recount_dominator): Renamed to ...
15188 (recompute_dominator): ... this. Do not check that the block is
15189 dominated by entry.
15190 (iterate_fix_dominators): Reimplemented.
15191 (prune_bbs_to_update_dominators, root_of_dom_tree,
15192 determine_dominators_for_sons): New functions.
15193 * et-forest.c (et_root): New function.
15194 * et-forest.h (et_root): Declare.
15195 * Makefile.in (graphds.o): Add.
15196 (cfgloopanal.o): Add graphds.h dependency.
15197 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15198 * basic-block.h (get_dominated_by, get_dominated_by_region,
15199 iterate_fix_dominators): Declaration changed.
15200 (recount_dominator): Renamed to ...
15201 (recompute_dominator): ... this.
15202 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15203 (thread_through_all_blocks): Do not free dominance info.
15205 2007-06-03 Andreas Schwab <schwab@suse.de>
15207 * config/m68k/m68k.c (override_options): Don't override
15209 * config/m68k/m68k-modes.def (SF, DF): Define to use
15210 motorola_single_format and motorola_double_format, resp.
15211 * real.c (motorola_single_format): Renamed from
15212 coldfire_single_format.
15213 (motorola_double_format): Renamed from coldfire_double_format.
15214 (encode_ieee_extended): Generate a proper canonical NaN image
15215 respecting canonical_nan_lsbs_set.
15216 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15218 * real.h: Adjust declarations.
15220 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15223 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15224 the symbol is generated with the stack protector.
15226 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15228 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15229 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15231 * doc/extend.texi (interrupt): Mention m68k.
15233 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15235 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15236 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15237 (ix86_expand_sse_pcmpestr): Do not check operands for
15238 "register_operand", when insn operand predicate is "register_operand".
15239 (ix86_expand_sse_pcmpistr): Ditto.
15241 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15242 Uros Bizjak <ubizjak@gmail.com>
15244 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15245 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15246 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15247 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15248 * config/i386/constraints.md ("z"): New register constraint
15249 for members of SSE_FIRST_REG class.
15250 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15251 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15252 SSE_FIRST_REG class.
15253 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15254 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15255 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15256 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15257 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15258 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15259 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15260 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15261 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15262 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15263 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15264 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15265 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15266 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15267 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15268 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15269 (struct builtin_description): Change "flag" field to unsigned.
15270 (bdesc_pcmpestr): New builtin description table.
15271 (bdesc_pcmpistr): Likewise.
15272 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15273 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15274 Initialize pcmp[ei]str[im] insns for SSE4.2.
15275 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15276 (ix86_expand_sse_pcmpistr): Likewise.
15277 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15278 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15279 (UNSPEC_PCMPISTR): Likewise.
15280 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15281 (sse4_2_pcmpestri):New isns pattern.
15282 (sse4_2_pcmpestrm): Likewise.
15283 (sse4_2_pcmpestr_cconly): Likewise.
15284 (sse4_2_pcmpistr): New insn patern and splitter.
15285 (sse4_2_pcmpistri):New isns pattern.
15286 (sse4_2_pcmpistrm): Likewise.
15287 (sse4_2_pcmpistr_cconly): Likewise.
15288 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15291 2007-06-01 David Daney <ddaney@avtrex.com>
15293 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15294 LOADGP_ABSOLUTE and not binds_local_p.
15296 2007-06-01 Geoffrey Keating <geoffk@apple.com>
15298 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
15300 2007-06-01 Ian Lance Taylor <iant@google.com>
15302 * tree-vrp.c (compare_name_with_value): Always set
15303 used_strict_overflow if we get a result from the variable itself.
15305 2007-06-01 Ian Lance Taylor <iant@google.com>
15307 PR rtl-optimization/31455
15308 * lower-subreg.c (find_decomposable_subregs): Don't decompose
15309 subregs which have a cast between modes which are not tieable.
15311 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
15313 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
15314 breaks after return statements.
15316 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
15318 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
15319 only after no_new_pseudos.
15321 2007-05-31 Eric Christopher <echristo@apple.com>
15323 * expr.c (convert_move): Assert that we don't have a BLKmode
15325 (store_expr): Handle BLKmode moves by calling emit_block_move.
15327 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
15329 * c-typeck.c (build_indirect_ref): Include type in error message.
15330 (build_binary_op): Pass types to binary_op_error.
15331 * c-common.c (binary_op_error): Take two type arguments, print out
15333 * c-common.h (binary_op_error): Update prototype.
15335 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15337 * config/i386/i386.c: Correct coments on -mno-sse4.
15339 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15341 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
15342 (x86_64-*-*): Likewise.
15343 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
15344 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
15345 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15346 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
15347 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15348 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15349 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15350 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15351 (OPTION_MASK_ISA_SSE4): Likewise.
15352 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
15353 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15354 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
15355 (override_options): Support SSE4.2.
15356 (ix86_build_const_vector): Support SImode and DImode.
15357 (ix86_build_signbit_mask): Likewise.
15358 (ix86_expand_int_vcond): Support V2DImode.
15359 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
15360 (IX86_BUILTIN_CRC32HI): Likewise.
15361 (IX86_BUILTIN_CRC32SI): Likewise.
15362 (IX86_BUILTIN_CRC32DI): Likewise.
15363 (IX86_BUILTIN_PCMPGTQ): Likewise.
15364 (bdesc_crc32): Likewise.
15365 (bdesc_sse_3arg): Likewise.
15366 (ix86_expand_crc32): Likewise.
15367 (ix86_init_mmx_sse_builtins): Support SSE4.2.
15368 (ix86_expand_builtin): Likewise.
15369 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15370 __SSE4_2__ for -msse4.2.
15371 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
15372 (CRC32MODE): Likewise.
15373 (crc32modesuffix): Likewise.
15374 (crc32modeconstraint): Likewise.
15375 (sse4_2_crc32<mode>): Likewise.
15376 (sse4_2_crc32di): Likewise.
15377 * config/i386/i386.opt (msse4.2): New for SSE4.2.
15379 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
15380 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
15381 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
15382 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
15383 (vcondu<mode>): Likewise.
15384 * doc/extend.texi: Document SSE4.2 built-in functions.
15385 * doc/invoke.texi: Document -msse4.2/-msse4.
15387 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
15389 PR tree-optimization/32160
15390 * tree-predcom.c (predcom_tmp_var): New function. Mark created
15391 variable as gimple reg.
15392 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
15394 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
15396 * gcc.c (main): Don't consider linker options when issuing the
15397 warning about a linker input file not being used.
15399 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15401 * tree-vrp.c (compare_names): Initialize sop.
15403 2007-05-30 Dirk Mueller <dmueller@suse.de>
15405 * cgraphunit.c (cgraph_analyze_function): Remove
15406 computation of inline parameters.
15408 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15410 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
15412 2007-05-30 Richard Sandiford <richard@codesourcery.com>
15414 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
15415 Add vx-common.h. Include vxworks.h between vx-common.h and
15417 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
15419 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
15420 (TARGET_ASM_DESTRUCTOR): Likewise.
15421 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
15422 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
15423 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15424 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
15425 (VXWORKS_ENDIAN_SPEC): Define.
15426 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
15427 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
15428 VXWORKS_* equivalents.
15429 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
15430 (ASM_FILE_START): Delete.
15431 (TARGET_VERSION): Reformat.
15432 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
15433 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
15434 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
15435 (FPBIT, DPBIT): Define.
15436 (fp-bit.c, dp-bit.c): New rules.
15437 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
15438 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
15439 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
15440 * config/arm/arm.h: Include vxworks-dummy.h.
15441 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
15442 Mark with ATTRIBUTE_UNUSED.
15443 (arm_override_options): Do not allow VxWorks RTP PIC to be used
15444 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
15445 make it incompatible with -msingle-pic-base.
15446 (arm_function_ok_for_sibcall): Return false for calls that might
15447 go through a VxWorks PIC PLT entry.
15448 (require_pic_register): New function, split out from...
15449 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
15451 (arm_load_pic_register): Handle the VxWorks RTP initialization
15452 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
15453 (arm_emit_call_insn): New function.
15454 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
15455 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
15456 (pic_offset_arm): New pattern.
15457 (call, call_value): Use arm_emit_call_insn.
15458 (call_internal, call_value_internal): New expanders.
15459 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
15460 VxWorks unless __PIC__.
15462 2007-05-30 Eric Christopher <echristo@gmail.com>
15464 * genrecog.c: Include regs.h in generated file.
15465 * genemit.c: Ditto. Fix up formatting.
15466 * config/mn10300/constraints.md: New.
15467 * config/mn10300/mn10300.md: Include.
15468 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
15469 Fix up for removed macro.
15470 * config/mn10300/predicates.md (call_address_operand): Ditto.
15471 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
15472 (CONST_OK_FOR_I): Ditto.
15473 (CONST_OK_FOR_J): Ditto.
15474 (CONST_OK_FOR_K): Ditto.
15475 (CONST_OK_FOR_L): Ditto.
15476 (CONST_OK_FOR_M): Ditto.
15477 (CONST_OK_FOR_N): Ditto.
15478 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
15482 (EXTRA_CONSTRAINT): Ditto.
15484 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15486 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
15488 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
15489 OPTION_MASK_ISA_64BIT.
15490 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
15492 2007-05-30 Richard Guenther <rguenther@suse.de>
15494 PR middle-end/32152
15495 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
15496 types for comparison.
15497 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
15498 with original typed arguments.
15499 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
15501 2007-05-30 Jakub Jelinek <jakub@redhat.com>
15503 PR tree-optimization/31769
15504 * except.c (duplicate_eh_regions): Clear prev_try if
15505 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
15507 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
15509 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
15510 * tree-ssa-sink.c (statement_sink_location): Return basic block and
15511 bsi of the location where statements should be inserted.
15512 (sink_code_in_bb): Take bsi from statement_sink_location.
15513 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
15514 instead of bsi_start.
15515 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
15517 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
15518 (bsi_move_before): Document inconsistency with bsi_move_after.
15519 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
15521 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15523 * config/i386/i386.h (TARGET_ABM): New define.
15524 (TARGET_POPCNT): Ditto.
15525 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
15526 New temporary defines to redefine from OPTION_ISA_* defines.
15527 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
15528 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
15529 (ix86_isa_flags): New extern int declaration.
15530 (TARGET_SUBTARGET_DEFAULT): New define.
15531 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
15532 (TARGET_SUBTARGET32_DEFAULT): Ditto.
15533 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
15534 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15535 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
15536 * config/i386/darwin.h: Change TARGET_64BIT define to
15539 * config/i386/i386.opt (m3dnowa): Define as undocumented option
15540 using existing "ix86_isa_flags" varible.
15541 (m32, m64): Use existing "ix86_isa_flags" variable.
15542 (mmmx, m3dnow): Ditto.
15543 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
15544 (mabm): Define as non-negative option using "x86_abm" variable.
15545 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
15547 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
15548 Rewrite feature test bitmap.
15549 (ix86_isa_flags): New initialized global int varible.
15550 (ix86_isa_flags_explicit): New static int variable.
15551 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
15552 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
15553 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
15554 target_flags_explicit.
15555 (override_options): Remove "target_enable" and "target_disable" fields
15556 from "struct ptt". Update processor_target_table accordingly. Remove
15557 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
15558 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
15559 "target_flags" and "ix86_isa_flags_explicit" instead of
15560 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
15561 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
15562 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
15563 to true when either of PTA_POPCNT or PTA_ABM is set in
15564 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
15565 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
15566 processor_alias_table flags entry. Remove handling of
15567 "target_enable" and "target_disable" fields of processor_target_table.
15568 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
15569 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
15570 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
15571 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
15572 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
15574 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
15576 2007-05-29 David Daney <ddaney@avtrex.com>
15579 * config/mips/mips.c (mips_output_mi_thunk): Emit
15580 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
15582 2007-05-29 Hui-May Chang <hm.chang@apple.com>
15583 * config/i386/i386.c (ix86_function_regparm): Added checking of
15584 ix86_force_align_arg_pointer to determine the number of
15585 register parameters.
15587 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
15589 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
15590 (SET_DR_MISALIGNMENT): New.
15591 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
15592 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
15593 Use SET_DR_MISALIGNMENT.
15594 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
15596 * tree-data-ref.c (create_data_ref, compute_all_dependences,
15597 find_loop_nest): Export.
15598 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
15599 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
15600 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
15601 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
15603 (struct mem_ref): Add field reuse_distance.
15604 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
15605 Initialize reuse_distance field.
15606 (issue_prefetch_ref): Select temporality of prefetch according to
15608 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
15609 self_reuse_distance, determine_loop_nest_reuse): New functions.
15610 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
15611 (tree_ssa_prefetch_arrays): Dump L2 cache size.
15612 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
15615 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
15617 * tree-ssa-alias.c: Add aliasing overview.
15619 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
15620 Danny Smith <dannysmith@users.sourceforge.net>
15623 * config/i386/t-crtfm: Compile crtfastmath.o with
15624 -minline-all-stringops.
15625 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
15626 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
15628 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15630 * doc/md.texi: Document constraints on HP PA-RISC.
15632 * pa/constraints.md: New file.
15633 * pa.md: Include constraints.md.
15634 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15635 (integer_store_memory_operand, ldil_cint_p): New functions.
15636 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15637 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15638 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15639 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15640 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15642 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15645 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15646 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15647 case POSTDECREMENT_EXPR>): Return the error_mark_node
15648 if either the real or imaginary parts would an
15651 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15653 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15654 name when we remove it from a call.
15656 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15658 * targhooks.c (default_narrow_bitfield): Remove.
15659 * targhooks.h: Remove the prototype for
15660 default_narrow_bitfield.
15662 * langhooks-def.h: Remove the prototype for
15663 hook_get_alias_set_0.
15664 * langhooks.c (hook_get_alias_set_0): Remove.
15666 * global.c (EXECUTE_IF_CONFLICT): Remove.
15668 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15671 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15672 return true when truth_value_p is true and the type
15675 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15677 * doc/install.texi (Prerequisites): We no longer require Autoconf
15678 2.13 for the top-level.
15680 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15682 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15683 memory access via x86_expand_vector_move_misalign() only for
15684 TImode values on 32-bit targets.
15686 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15688 * matrix-reorg.c: New file. Implement matrix flattening and
15689 transposing optimization.
15690 * tree-pass.h: Add matrix reorg pass.
15691 * common.opt: Add fipa-mreorg flag.
15692 * Makefile.in: Add matrix-reorg.c.
15693 * passes.c: Add matrix reorg pass.
15694 * varpool.c (add_new_static_var): New function.
15695 * cgraph.h (add_new_static_var): Declare.
15697 2007-05-27 Eric Christopher <echristo@apple.com>
15699 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15700 sp_offset depending on stack size. Save r12 depending
15701 on registers we're saving later.
15702 (rs6000_emit_epilogue): Update sp_offset depending only
15705 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15707 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15708 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15709 * ifcvt.c (if_convert): Ditto.
15710 * tree-ssa-threadupdate.c (thread_block): Ditto.
15711 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15712 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15713 verify_loop_closed_ssa): Check number_of_loops instead of
15715 * predict.c (tree_estimate_probability): Ditto.
15716 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15717 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15718 * modulo-sched.c (sms_schedule): Ditto.
15719 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15720 (scev_finalize): Do not do anything if scev analysis was not
15722 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15723 current_loops == NULL.
15724 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15725 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15726 there are no loops.
15727 (loop_optimizer_finalize): Assert that loops were analyzed.
15728 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15729 rtl_doloop): Check number_of_loops instead of current_loops.
15730 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15731 current_loops == NULL.
15732 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15733 gate_tree_vectorize tree_linear_transform, check_data_deps,
15734 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15735 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15736 Check number_of_loops instead of current_loops.
15737 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15738 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15739 free loops if available.
15740 (execute_pre): Do not pass do_fre to fini_pre.
15742 2007-05-27 Tobias Burnus <burnus@net-b.de>
15744 PR middle-end/32083
15745 * real.c (mpfr_from_real): Fix sign of -Inf.
15747 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15749 * tree-vect-transform.c (vectorizable_conversion): Initialize
15750 tree_code variables to ERROR_MARK.
15751 (vectorizable_type_demotion): Likewise.
15752 (vectorizable_type_promotion): Likewise.
15754 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15757 * config/i386/i386.md (movti): Handle push operands via
15758 ix86_expand_push().
15760 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15762 * basic-block.h: Remove the prototype for merge_seq_blocks.
15763 * cfgcleanup.c (merge_seq_blocks): Remove.
15765 * tree-flow.h: Remove the prototype for is_aliased_with.
15766 * tree-ssa-alias.c (is_aliased_with): Remove.
15768 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15770 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15772 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15774 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15775 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15776 (vec_unpacks_hi_v16qi): Likewise.
15777 (vec_unpacku_lo_v16qi): Likewise.
15778 (vec_unpacks_lo_v16qi): Likewise.
15779 (vec_unpacku_hi_v8hi): Likewise.
15780 (vec_unpacks_hi_v8hi): Likewise.
15781 (vec_unpacku_lo_v8hi): Likewise.
15782 (vec_unpacks_lo_v8hi): Likewise.
15783 (vec_unpacku_hi_v4si): Likewise.
15784 (vec_unpacks_hi_v4si): Likewise.
15785 (vec_unpacku_lo_v4si): Likewise.
15786 (vec_unpacks_lo_v4si): Likewise.
15788 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15790 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15791 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15792 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15793 follow spelling conventions in various
15794 warning/error/diagnostic messages.
15796 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15797 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15798 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15799 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15800 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15801 * doc/tm.texi: Follow spelling conventions.
15803 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15806 * tree-ssa-forwprop.c
15807 (forward_propagate_addr_into_variable_array_index): Remove
15808 the lhs argument. Use the type of def_rhs instead of lhs.
15809 (forward_propagate_addr_expr_1): Update use of
15810 forward_propagate_addr_into_variable_array_index.
15812 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15813 Nigel Stephens <nigel@mips.com>
15815 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15816 function attributes, "far" being an alias for "long_call".
15817 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15818 (mips_near_type_p, mips_far_type_p): New.
15819 (mips_comp_type_attributes): New function to check that attributes
15820 attached to a function type are compatible.
15821 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15822 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15823 to the target function of the thunk.
15824 (mips_encode_section_info): Check for "near" and "far" function
15825 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15827 * config/mips/predicates.md (const_call_insn_operand): Test only
15828 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15830 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15833 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15834 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15835 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15836 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15838 2007-05-25 Eric Christopher <echristo@apple.com>
15840 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15841 to x86-darwin configurations.
15842 * config/i386/t-darwin: Add softfp support.
15843 * config/i386/t-darwin64: Ditto.
15844 * config/i386/sfp-machine.h: If mach then don't use
15845 aliasing, emit a stub to call.
15847 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15849 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15850 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15851 tree-predcom.c, tree-ssa-alias-warnings.c,
15852 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15853 comment typos. Follow spelling conventions.
15854 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15856 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15859 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15860 constants into memory. Expand unaligned memory references for
15861 SSE modes via x86_expand_vector_move_misalign() function.
15863 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15865 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15866 "memory" attribute for "sseishft" type insn without operands[2].
15868 2007-05-25 Dirk Mueller <dmueller@suse.de>
15869 Marcus Meissner <meissner@suse.de>
15871 * doc/extend.texi (alloc_size): New attribute.
15872 * c-common.c (handle_alloc_size_attribute): New.
15873 * tree-object-size.c (alloc_object_size): Use alloc_size
15874 attribute, if available.
15876 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15878 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15880 (__builtin_ia32_vec_ext_v2di): Likewise.
15881 (__builtin_ia32_vec_ext_v4si): Likewise.
15882 (__builtin_ia32_vec_ext_v8hi): Likewise.
15883 (__builtin_ia32_vec_ext_v16qi): Likewise.
15884 (__builtin_ia32_vec_set_v8hi): Likewise.
15886 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15888 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15890 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15892 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15893 (arm_is_longcall_p): Rename to...
15894 (arm_is_long_call_p): ...this. Take a single tree argument and
15896 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15897 (CUMULATIVE_ARGS): Remove call_cookie.
15898 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15899 (ENCODED_LONG_CALL_ATTR_P): Delete.
15900 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15901 LONG_CALL_FLAG_CHAR cases.
15902 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15903 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15904 ARM_DECLARE_FUNCTION_SIZE.
15905 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15906 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15907 (arm_encode_call_attribute, current_file_function_operand): Delete.
15908 (arm_function_in_section_p): New function.
15909 (arm_is_longcall_p): Rename to...
15910 (arm_is_long_call_p): ...this. Take the target function as a single
15911 argument and return a bool. Do not rely on call cookies. Check
15912 whether the target symbol is in the same section as the current
15913 function, not just the same compilation unit.
15914 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15915 (arm_encode_section_info): Don't encode a call type.
15916 * config/arm/arm.md (call, call_value): Update calls to
15917 arm_is_long(_)call_p. Simplify logic.
15918 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15919 Update calls to arm_is_long(_)call_p.
15921 2007-05-25 Richard Guenther <rguenther@suse.de>
15923 PR tree-optimization/31982
15924 * tree-ssa-forwprop.c
15925 (forward_propagate_addr_into_variable_array_index): Handle arrays
15926 with element size one.
15928 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15930 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15931 (umulsi3_highpart): Likewise.
15933 2007-05-24 Ian Lance Taylor <iant@google.com>
15935 PR rtl-optimization/32069
15936 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15939 2007-05-24 Ollie Wild <aaw@google.com>
15941 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15944 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15946 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15947 (oprs_unchanged_p): Use it to check all registers in a REG.
15948 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15949 (reg_set_between_after_reload_p): Delete.
15950 (reg_used_between_after_reload_p): Likewise.
15951 (reg_set_or_used_since_bb_start): Likewise.
15952 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15953 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15954 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15955 * rtlanal.c (reg_set_p): Check whether REG overlaps
15956 regs_invalidated_by_call, rather than just checking the
15957 membership of REGNO (REG).
15959 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15961 * doc/passes.texi: Document predictive commoning.
15962 * doc/invoke.texi (-fpredictive-commoning): Document.
15963 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15964 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15965 adding indices to the generated name.
15966 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15967 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15968 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15969 (op_symbol_code): ... and exported.
15970 (dump_omp_clause, op_symbol): Use op_symbol_code
15971 instead of op_symbol_1.
15972 * tree-pass.h (pass_predcom): Declare.
15973 * timevar.def (TV_PREDCOM): New timevar.
15974 * tree-ssa-loop.c (run_tree_predictive_commoning,
15975 gate_tree_predictive_commoning, pass_predcom): New.
15976 * tree-data-ref.c (find_data_references_in_loop): Find the
15977 references in dominance order.
15978 (canonicalize_base_object_address): Ensure that the result has
15980 (dr_analyze_innermost): Export.
15981 (create_data_ref): Code to fail for references with invariant
15983 (find_data_references_in_stmt): ... here.
15984 * tree-data-ref.h (dr_analyze_innermost): Declare.
15985 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15986 (aff_combination_find_elt, name_expansion_hash,
15987 name_expansion_eq, tree_to_aff_combination_expand,
15988 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15990 * tree-affine.h (aff_combination_constant_multiple_p,
15991 tree_to_aff_combination_expand): Declare.
15992 * tree-predcom.c: New file.
15993 * common.opt (fpredictive-commoning): New option.
15994 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15995 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15996 * Makefile.in (tree-predcom.o): Add.
15997 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15998 * passes.c (init_optimization_passes): Add dceloop after
15999 copy propagation in loop optimizer. Add predictive commoning
16000 to loop optimizer passes.
16002 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16004 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16007 2007-05-24 Jan Hubicka <jh@suse.cz>
16009 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16011 (genheader): Include statistics.h.
16013 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16015 * print-rtl.c (flag_dump_unnumbered): Update comments.
16016 (print_rtl): Fix my previous change.
16017 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16020 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16022 PR middle-end/32018
16023 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16025 (thread_through_all_blocks): Call initialize_original_copy_tables
16026 and free_original_copy_tables.
16027 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16029 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16030 * cfghooks.c (duplicate_block): Use get_loop_copy.
16031 * cfg.c: Include cfgloop.h.
16032 (loop_copy): New hash table.
16033 (initialize_original_copy_tables): Initialize loop_copy table.
16034 (free_original_copy_tables): Free loop_copy table.
16035 (copy_original_table_clear, copy_original_table_set,
16036 set_loop_copy, get_loop_copy): New functions.
16037 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16038 * cfgloop.h (struct loop): Remove copy field.
16039 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16040 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16042 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16044 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16045 -msse/-msse2/-msse3.
16047 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16049 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16050 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16052 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16055 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16056 * targhooks.h (default_mangle_decl_assembler_name): Declare
16058 * targhooks.c (default_mangle_decl_assembler_name): Define
16060 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16062 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16063 * langhooks.c (lhd_set_decl_assembler_name): Call
16064 targetm.mangle_decl_assembler_name for names with global scope.
16066 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16068 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16069 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16071 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16072 New. Factored out of i386_pe_encode_section_info.
16073 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16074 Move check for prior decoration of stdcall
16075 symbols to i386_pe_encode_section_info.
16076 (i386_pe_encode_section_info): Adjust call to
16077 gen_stdcall_or_fastcall_suffix. Use
16078 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16079 (i386_pe_mangle_decl_assembler_name): New. Wrap
16080 i386_pe_maybe_mangle_decl_assembler_name.
16082 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16084 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16085 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16086 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16087 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16088 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16091 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16092 Nigel Stephens <nigel@mips.com>
16093 Richard Sandiford <richard@codesourcery.com>
16095 Fix up MIPS16 hard float and add support for complex.
16097 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16098 (TARGET_SOFT_FLOAT_ABI): New.
16099 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16100 __mips_soft_float to reflect the ABI in use, not whether the
16101 FPU is directly accessible (e.g., in MIPS16 mode).
16102 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16103 (UNITS_PER_FPVALUE): Likewise.
16105 * config/mips/mips.c (mips_expand_call): Remove redundant
16106 TARGET_MIPS16 check.
16107 (mips_arg_regno): New.
16108 (function_arg_advance): When setting bits in cum->fp_code for
16109 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16111 (function_arg): Use mips_arg_regno.
16112 (mips_return_mode_in_fpr_p): New.
16113 (mips16_call_stub_mode_suffix): New.
16114 (mips16_cfun_returns_in_fpr_p): New.
16115 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16116 (mips_output_function_prologue): Test mips16_hard_float, not
16117 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16118 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16119 return value into a floating-point register.
16120 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16121 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16122 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16123 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16124 word of double arguments from or to the high bits of 64-bit
16125 floating point registers.
16126 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16127 (mips16_fpret_double): New helper function.
16128 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16129 support for complex modes. Fill in DECL_RESULT for stubdecl.
16130 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16132 * config/mips/mips16.S
16133 (RET, ARG1, ARG2): New.
16134 (MERGE_GPRf, MERGE_GPRt): New.
16135 (DELAYt, DELAYf): New.
16136 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16137 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16138 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16139 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16140 (SFOP): Renamed to...
16141 (OPSF3): This, and macro-ified. Updated all uses.
16142 (SFOP2): Renamed to...
16143 (OPSF2): This, and macro-ified. Updated all uses.
16144 (SFCMP): Renamed to...
16145 (CMPSF): This, and macro-ified. Updated all uses.
16146 (SFREVCMP): Renamed to...
16147 (REVCMPSF): This, and macro-ified. Updated all uses.
16148 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16149 (LDDBL1, LDDBL2, RETDBL): Deleted.
16150 (DFOP): Renamed to...
16151 (OPDF3): This, and macro-ified. Updated all uses.
16152 (DFOP2): Renamed to...
16153 (OPDF2): This, and macro-ified. Updated all uses.
16154 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16155 (DFCMP): Renamed to...
16156 (CMPDF): This, and macro-ified. Updated all uses.
16157 (DFREVCMP): Renamed to...
16158 (REVCMPDF): This, and macro-ified. Updated all uses.
16159 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16160 (RET_FUNCTION): New.
16161 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16162 (__mips16_ret_sc, __mips16_ret_dc): New.
16163 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16164 STUB_ARGS_6, STUB_ARGS_10): New.
16165 (CALL_STUB_NO_RET): New.
16166 (__mips16_call_stub_1): Macro-ified.
16167 (__mips16_call_stub_5): Macro-ified.
16168 (__mips16_call_stub_2): Macro-ified.
16169 (__mips16_call_stub_6): Macro-ified.
16170 (__mips16_call_stub_9): Macro-ified.
16171 (__mips16_call_stub_10): Macro-ified.
16172 (CALL_STUB_RET): New.
16173 (__mips16_call_stub_sf_0): Macro-ified.
16174 (__mips16_call_stub_sf_1): Macro-ified.
16175 (__mips16_call_stub_sf_5): Macro-ified.
16176 (__mips16_call_stub_sf_2): Macro-ified.
16177 (__mips16_call_stub_sf_6): Macro-ified.
16178 (__mips16_call_stub_sf_9): Macro-ified.
16179 (__mips16_call_stub_sf_10): Macro-ified.
16180 (__mips16_call_stub_df_0): Macro-ified.
16181 (__mips16_call_stub_df_1): Macro-ified.
16182 (__mips16_call_stub_df_5): Macro-ified.
16183 (__mips16_call_stub_df_2): Macro-ified.
16184 (__mips16_call_stub_df_6): Macro-ified.
16185 (__mips16_call_stub_df_9): Macro-ified.
16186 (__mips16_call_stub_df_10): Macro-ified.
16187 (__mips16_call_stub_sc_0): New.
16188 (__mips16_call_stub_sc_1): New.
16189 (__mips16_call_stub_sc_5): New.
16190 (__mips16_call_stub_sc_2): New.
16191 (__mips16_call_stub_sc_6): New.
16192 (__mips16_call_stub_sc_9): New.
16193 (__mips16_call_stub_sc_10): New.
16194 (__mips16_call_stub_dc_0): New.
16195 (__mips16_call_stub_dc_1): New.
16196 (__mips16_call_stub_dc_5): New.
16197 (__mips16_call_stub_dc_2): New.
16198 (__mips16_call_stub_dc_6): New.
16199 (__mips16_call_stub_dc_9): New.
16200 (__mips16_call_stub_dc_10): New.
16202 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16203 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16204 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16206 2007-05-23 Ian Lance Taylor <iant@google.com>
16208 * doc/invoke.texi (Invoking GCC): Document that the order of the
16211 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16214 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16215 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16216 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16220 * config/score/score.c (score_print_operand): Make sure that only
16221 lower bits are used.
16223 2007-05-22 Ian Lance Taylor <iant@google.com>
16225 * tree-vrp.c (avoid_overflow_infinity): New static function,
16226 broken out of set_value_range_to_value.
16227 (set_value_range_to_value): Call avoid_overflow_infinity.
16228 (extract_range_from_assert): Likewise.
16230 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16232 PR middle-end/31095
16233 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16234 change the type before looking for a COMPOUND_EXPR.
16236 2007-05-22 Ian Lance Taylor <iant@google.com>
16238 * lower-subreg.c (decompose_multiword_subregs): If we change an
16239 insn, call remove_retval_note on it.
16241 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16243 * regs.h (end_hard_regno): New function.
16244 (END_HARD_REGNO, END_REGNO): New macros.
16245 (add_to_hard_reg_set): New function.
16246 (remove_from_hard_reg_set): Likewise.
16247 (in_hard_reg_set_p): Likewise.
16248 (overlaps_hard_reg_set_p): Likewise.
16249 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16250 (note_btr_set): Use END_HARD_REGNO.
16251 * caller-save.c (setup_save_areas): Use end_hard_regno.
16252 (mark_set_regs): Use END_HARD_REGNO.
16253 (add_stored_regs): Use end_hard_regno.
16254 (mark_referenced_regs): Use add_to_hard_reg_set.
16255 * combine.c (update_table_tick): Use END_REGNO.
16256 (record_value_for_reg): Likewise.
16257 (record_dead_and_set_regs): Likewise.
16258 (get_last_value_validate): Likewise.
16259 (use_crosses_set_p): Likewise.
16260 (reg_dead_at_p_1): Likewise.
16261 (reg_dead_at_p): Likewise.
16262 (mark_used_regs_combine): Use add_to_hard_reg_set.
16263 (move_deaths): Use END_HARD_REGNO.
16264 (reg_bitfield_target_p): Use end_hard_regno.
16265 (distribute_notes): Use END_HARD_REGNO.
16266 * cse.c (mention_regs): Use END_REGNO.
16267 (insert): Use add_to_hard_reg_set.
16268 (invalidate): Use END_HARD_REGNO.
16269 (invalidate_for_call): Likewise.
16270 (exp_equiv_p): Use END_REGNO.
16271 (cse_insn): Likewise.
16272 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16273 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16274 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16275 * function.c (keep_stack_depressed): Use end_hard_regno.
16276 * global.c (global_alloc): Use end_hard_regno.
16277 (global_conflicts): Use add_to_hard_reg_set instead of
16279 (find_reg): Likewise.
16280 (mark_reg_store): Likewise.
16281 (mark_reg_conflicts): Likewise.
16282 (mark_reg_death): Use remove_from_hard_reg_set.
16283 (mark_reg_live_nc): Delete.
16284 (set_preference): Use end_hard_regno.
16285 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16286 remove_from_hard_reg_set.
16287 (post_mark_life): Use add_to_hard_reg_set.
16288 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16289 (reg_becomes_live): Use add_to_hard_reg_set.
16290 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16291 (peep2_find_free_register): Use add_to_hard_reg_set.
16292 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16293 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16294 * regrename.c (note_sets): Use add_to_hard_reg_set.
16295 (clear_dead_regs): Use remove_from_hard_reg_set.
16296 (regrename_optimize): Use add_to_hard_reg_set.
16297 (find_oldest_value_reg): Use in_hard_reg_set_p.
16298 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
16299 (hard_reg_set_here_p): Use end_hard_regno.
16300 (decompose): Likewise.
16301 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
16302 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
16303 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
16304 (mark_home_live): Use end_hard_regno.
16305 (spill_hard_reg): Likewise.
16306 (clear_reload_reg_in_use): Likewise.
16307 * reorg.c (delete_prior_computation): Use END_REGNO.
16308 * resource.c (update_live_status): Use END_HARD_REGNO.
16309 (mark_referenced_resources): Use add_to_hard_reg_set.
16310 (mark_set_resources): Likewise.
16311 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
16312 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
16313 (reg_overlap_mentioned_p): Likewise.
16314 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
16315 (covers_regno_no_parallel_p): Use END_REGNO.
16316 (find_regno_note): Likewise.
16317 (find_reg_fusage): Use END_HARD_REGNO.
16318 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
16319 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
16321 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16323 * mode-switching.c (reg_dies): Change type of second argument to
16325 (optimize_mode_switching): Update accordingly.
16327 2007-05-22 Richard Sandiford <richard@codesourcery.com>
16329 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
16331 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
16332 (hard_reg_set_empty_p): ...these new functions.
16333 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
16334 GO_IF_HARD_REG_SUBSET.
16335 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
16336 instead of GO_IF_HARD_REG_EQUAL.
16337 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
16338 instead of GO_IF_HARD_REG_EQUAL.
16339 * global.c (find_reg): Use hard_reg_set_empty_p instead of
16340 GO_IF_HARD_REG_SUBSET.
16341 (modify_reg_pav): Use hard_reg_set_empty_p instead of
16342 GO_IF_HARD_REG_EQUAL.
16343 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
16344 of GO_IF_HARD_REG_SUBSET.
16345 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
16346 instead of GO_IF_HARD_REG_EQUAL.
16347 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
16348 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
16349 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
16350 of GO_IF_HARD_REG_SUBSET,
16351 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
16352 GO_IF_HARD_REG_SUBSET.
16353 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
16354 instead of GO_IF_HARD_REG_EQUAL.
16355 * config/sh/sh.c (push_regs, calc_live_regs): Use
16356 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
16357 (hard_regs_intersect_p): Delete.
16359 2007-05-22 Janis Johnson <janis187@us.ibm.com>
16361 * doc/sourcebuild.texi (Test Directives) Add dg-message.
16363 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
16364 Richard Henderson <rth@redhat.com>
16366 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
16368 (x86_64-*-*): Likewise.
16370 * i386/i386-modes.def (V2QI): New.
16372 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
16374 (override_options): Support SSE4.1.
16375 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
16376 (IX86_BUILTIN_BLENDPS): Likewise.
16377 (IX86_BUILTIN_BLENDVPD): Likewise.
16378 (IX86_BUILTIN_BLENDVPS): Likewise.
16379 (IX86_BUILTIN_PBLENDVB128): Likewise.
16380 (IX86_BUILTIN_PBLENDW128): Likewise.
16381 (IX86_BUILTIN_DPPD): Likewise.
16382 (IX86_BUILTIN_DPPS): Likewise.
16383 (IX86_BUILTIN_INSERTPS128): Likewise.
16384 (IX86_BUILTIN_MOVNTDQA): Likewise.
16385 (IX86_BUILTIN_MPSADBW128): Likewise.
16386 (IX86_BUILTIN_PACKUSDW128): Likewise.
16387 (IX86_BUILTIN_PCMPEQQ): Likewise.
16388 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
16389 (IX86_BUILTIN_PMAXSB128): Likewise.
16390 (IX86_BUILTIN_PMAXSD128): Likewise.
16391 (IX86_BUILTIN_PMAXUD128): Likewise.
16392 (IX86_BUILTIN_PMAXUW128): Likewise.
16393 (IX86_BUILTIN_PMINSB128): Likewise.
16394 (IX86_BUILTIN_PMINSD128): Likewise.
16395 (IX86_BUILTIN_PMINUD128): Likewise.
16396 (IX86_BUILTIN_PMINUW128): Likewise.
16397 (IX86_BUILTIN_PMOVSXBW128): Likewise.
16398 (IX86_BUILTIN_PMOVSXBD128): Likewise.
16399 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
16400 (IX86_BUILTIN_PMOVSXWD128): Likewise.
16401 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
16402 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
16403 (IX86_BUILTIN_PMOVZXBW128): Likewise.
16404 (IX86_BUILTIN_PMOVZXBD128): Likewise.
16405 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
16406 (IX86_BUILTIN_PMOVZXWD128): Likewise.
16407 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
16408 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
16409 (IX86_BUILTIN_PMULDQ128): Likewise.
16410 (IX86_BUILTIN_PMULLD128): Likewise.
16411 (IX86_BUILTIN_ROUNDPD): Likewise.
16412 (IX86_BUILTIN_ROUNDPS): Likewise.
16413 (IX86_BUILTIN_ROUNDSD): Likewise.
16414 (IX86_BUILTIN_ROUNDSS): Likewise.
16415 (IX86_BUILTIN_PTESTZ): Likewise.
16416 (IX86_BUILTIN_PTESTC): Likewise.
16417 (IX86_BUILTIN_PTESTNZC): Likewise.
16418 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
16419 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
16420 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
16421 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
16422 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
16423 (bdesc_ptest): New.
16424 (bdesc_sse_3arg): Likewise.
16425 (bdesc_2arg): Likewise.
16426 (bdesc_1arg): Likewise.
16427 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
16429 (ix86_expand_sse_4_operands_builtin): New.
16430 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
16431 smaller than 8 bits as the 2nd arg.
16432 (ix86_expand_sse_ptest): New.
16433 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
16434 (ix86_expand_vector_set): Support SSE4.1.
16435 (ix86_expand_vector_extract): Likewise.
16437 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16438 __SSE4_1__ for -msse4.1.
16440 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
16441 (UNSPEC_INSERTPS): Likewise.
16442 (UNSPEC_DP): Likewise.
16443 (UNSPEC_MOVNTDQA): Likewise.
16444 (UNSPEC_MPSADBW): Likewise.
16445 (UNSPEC_PHMINPOSUW): Likewise.
16446 (UNSPEC_PTEST): Likewise.
16447 (UNSPEC_ROUNDP): Likewise.
16448 (UNSPEC_ROUNDS): Likewise.
16450 * config/i386/i386.opt (msse4.1): New for SSE4.1.
16452 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
16453 (const_pow2_1_to_32768_operand): Likewise.
16455 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
16458 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
16460 (sse4_1_insertps): Likewise.
16461 (*sse4_1_extractps): Likewise.
16462 (sse4_1_ptest): Likewise.
16463 (sse4_1_mulv2siv2di3): Likewise.
16464 (*sse4_1_mulv4si3): Likewise.
16465 (*sse4_1_smax<mode>3): Likewise.
16466 (*sse4_1_umax<mode>3): Likewise.
16467 (*sse4_1_smin<mode>3): Likewise.
16468 (*sse4_1_umin<mode>3): Likewise.
16469 (sse4_1_eqv2di3): Likewise.
16470 (*sse4_1_pinsrb): Likewise.
16471 (*sse4_1_pinsrd): Likewise.
16472 (*sse4_1_pinsrq): Likewise.
16473 (*sse4_1_pextrb): Likewise.
16474 (*sse4_1_pextrb_memory): Likewise.
16475 (*sse4_1_pextrw_memory): Likewise.
16476 (*sse4_1_pextrq): Likewise.
16477 (sse4_1_blendpd): Likewise.
16478 (sse4_1_blendps): Likewise.
16479 (sse4_1_blendvpd): Likewise.
16480 (sse4_1_blendvps): Likewise.
16481 (sse4_1_dppd): Likewise.
16482 (sse4_1_dpps): Likewise.
16483 (sse4_1_movntdqa): Likewise.
16484 (sse4_1_mpsadbw): Likewise.
16485 (sse4_1_packusdw): Likewise.
16486 (sse4_1_pblendvb): Likewise.
16487 (sse4_1_pblendw): Likewise.
16488 (sse4_1_phminposuw): Likewise.
16489 (sse4_1_extendv8qiv8hi2): Likewise.
16490 (*sse4_1_extendv8qiv8hi2): Likewise.
16491 (sse4_1_extendv4qiv4si2): Likewise.
16492 (*sse4_1_extendv4qiv4si2): Likewise.
16493 (sse4_1_extendv2qiv2di2): Likewise.
16494 (*sse4_1_extendv2qiv2di2): Likewise.
16495 (sse4_1_extendv4hiv4si2): Likewise.
16496 (*sse4_1_extendv4hiv4si2): Likewise.
16497 (sse4_1_extendv2hiv2di2): Likewise.
16498 (*sse4_1_extendv2hiv2di2): Likewise.
16499 (sse4_1_extendv2siv2di2): Likewise.
16500 (*sse4_1_extendv2siv2di2): Likewise.
16501 (sse4_1_zero_extendv8qiv8hi2): Likewise.
16502 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
16503 (sse4_1_zero_extendv4qiv4si2): Likewise.
16504 (*sse4_1_zero_extendv4qiv4si2): Likewise.
16505 (sse4_1_zero_extendv2qiv2di2): Likewise.
16506 (*sse4_1_zero_extendv2qiv2di2): Likewise.
16507 (sse4_1_zero_extendv4hiv4si2): Likewise.
16508 (*sse4_1_zero_extendv4hiv4si2): Likewise.
16509 (sse4_1_zero_extendv2hiv2di2): Likewise.
16510 (*sse4_1_zero_extendv2hiv2di2): Likewise.
16511 (sse4_1_zero_extendv2siv2di2): Likewise.
16512 (*sse4_1_zero_extendv2siv2di2): Likewise.
16513 (sse4_1_roundpd): Likewise.
16514 (sse4_1_roundps): Likewise.
16515 (sse4_1_roundsd): Likewise.
16516 (sse4_1_roundss): Likewise.
16517 (mulv4si3): Don't expand for SSE4.1.
16518 (smax<mode>3): Likewise.
16519 (umaxv4si3): Likewise.
16520 (uminv16qi3): Likewise.
16521 (umin<mode>3): Likewise.
16522 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
16524 * doc/extend.texi: Document SSE4.1 built-in functions.
16526 * doc/invoke.texi: Document -msse4.1.
16528 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
16530 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
16531 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
16532 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
16533 (ASM_SPEC): Add asm_pcrel_spec.
16534 (EXTRA_SPECS): Add asm_pcrel_spec.
16536 2007-05-21 David Daney <ddaney@avtrex.com>
16538 * doc/install.texi (Building a cross compiler): Add requirements
16539 for Java cross compiler.
16541 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16543 PR middle-end/31995
16544 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
16545 Add loopno argument. Use evolution_function_is_invariant_rec_p
16546 instead of evolution_function_is_constant_p.
16547 Update calls to evolution_function_is_affine_multivariate_p.
16548 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
16549 Add loopno argument.
16550 * tree-scalar-evolution.c (gather_chrec_stats): Call
16551 evolution_function_is_affine_multivariate_p with a loop
16553 * tree-data-ref.c (analyze_miv_subscript): Likewise.
16554 (analyze_overlapping_iterations): Likewise.
16555 (access_functions_are_affine_or_constant_p): Likewise.
16556 (build_classic_dist_vector_1): If the access functions
16557 are equal, don't do anything.
16559 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
16560 Paolo Carlini <pcarlini@suse.de>
16561 Uros Bizjak <ubizjak@gmail.com>
16563 * c-cppbuiltin.c (c_cpp_builtins): Define
16564 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
16565 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
16566 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
16567 * doc/cpp.texi ([Standard Predefined Macros]): Document.
16569 2007-05-21 Mike Stump <mrs@apple.com>
16571 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
16573 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16575 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
16577 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
16578 implementation if __OPTIMIZE__ is not defined.
16579 (_mm_alignr_pi8): Ditto.
16580 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16581 (_mm_inserti_si64): Ditto.
16582 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16583 (_mm_slli_epi16): Ditto.
16584 (_mm_slli_epi32): Ditto.
16585 (_mm_slli_epi64): Ditto.
16586 (_mm_srai_epi16): Ditto.
16587 (_mm_srai_epi32): Ditto.
16588 (_mm_srli_si128): Ditto.
16589 (_mm_slli_si128): Ditto.
16590 (_mm_srli_epi16): Ditto.
16591 (_mm_srli_epi32): Ditto.
16592 (_mm_srli_epi64): Ditto.
16593 (_mm_extract_epi16): Ditto.
16594 (_mm_insert_epi16): Ditto.
16595 (_mm_shufflehi_epi16): Ditto.
16596 (_mm_shufflelo_epi16): Ditto.
16597 (_mm_shuffle_epi32): Ditto.
16598 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
16599 (_m_pextrw): Ditto.
16600 (_mm_insert_pi16): Ditto.
16601 (_m_pinsrw): Ditto.
16602 (_mm_shuffle_pi16): Ditto.
16603 (_m_pshufw): Ditto.
16604 (_mm_shufle_ps): Ditto.
16605 (_mm_prefetch): Ditto.
16607 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
16609 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
16610 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
16611 * real.c (encode_i370_single, decode_i370_single,
16612 encode_i370_double, decode_i370_double): Functions removed.
16613 (i370_single_format, i370_double_format): Initializations removed.
16614 (real_maxval, round_for_format, exact_real_truncate, significand_size):
16615 Consider the log2_b field to always be one.
16616 (ieee_single_format, mips_single_format, coldfire_single_format,
16617 ieee_double_format, mips_double_format, coldfire_double_format,
16618 ieee_extended_motorola_format, ieee_extended_intel_96_format,
16619 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
16620 ibm_extended_format, mips_extended_format, ieee_quad_format,
16621 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
16622 decimal_single_format, decimal_double_format, decimal_quad_format,
16623 c4x_single_format, c4x_extended_format, real_internal_format): Remove
16624 initialization of log2_b.
16625 * real.h (i370_single_format, i370_double_format): Declarations
16627 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
16628 field to always be one.
16630 2007-05-21 Andreas Schwab <schwab@suse.de>
16632 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16633 NOTE_INSN_BASIC_BLOCK_P.
16634 (process_for_unwind_directive): Likewise.
16636 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16638 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16639 * function.h (struct function): Move va_list_gpr_size,
16640 va_list_fpr_size, function_frequency to front of bitfields. Add
16642 (current_function_calls_unwind_init): New.
16643 * except.c (expand_builtin_unwind_init): Set
16644 current_function_calls_unwind_init not
16645 current_function_has_nonlocal_label.
16646 * reload1.c (has_nonexceptional_receiver): New.
16647 (reload): Use it and current_function_calls_unwind_init to
16648 determine whether call-saved regs must be saved.
16650 2007-05-20 Jan Hubicka <jh@suse.cz>
16652 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16653 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16654 * ddg.c (create_ddg): LIkewise.
16655 * final.c (final): Remove hunk moving line number notes around since
16656 they are no longer present at this stage.
16657 (final_scan_insn): Use NOTE_KIND instead of
16658 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16659 (output_asm_label): Likewise.
16660 * reorg.c (dbr_schedule): Likewise.
16661 * haifa-sched.c (unlink_other_notes): Likewise.
16662 * mode-switching.c (optimize_mode_switching): Likewise.
16663 * graph.c (start_bb): Likewise.
16664 * rtl.def (NOTE): Update description.
16665 * jump.c (squeeze_notes): Delete.
16666 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16667 NOTE_INSN_BASIC_BLOCK_P when possible.
16668 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16669 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16670 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16671 (dwarf2out_var_location): Likewise.
16672 * cfgbuild.c (make_edges): Likewise.
16673 (find_basic_blocks_1): Likewise.
16674 * function.c (reorder_blocks_1): Likewise.
16675 (epilogue_done): Likewise.
16676 (reposition_prologue_and_epilogue_notes): Likewise.
16677 * print-rtl.c (print_rtx): Likewise; drop code for printing
16679 (print_rtl): Likewise.
16680 (print_rtl_single): Likewise.
16681 * gcse.c (insert_insn_start_bb): Likewise.
16682 * alias.c (init_alias_analysis): Likewise.
16683 * calls.c (fixup_tail_calls): Likewise.
16684 * except.c (sjlj_emit_function_enter): Likewise.
16685 * emit-rtl.c (add_insn_after): Likeiwse.
16686 (emit_label_before): Likewise.
16687 (emit_label_after): Likewise.
16688 (emit_note_before, emit_note_after, emit_note): Update
16689 parameter to be enum insn_note; do not deal with source
16691 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16692 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16694 (merge_blocks_move_successor_nojumps): Simplify now when
16695 we don't have BLOCK notes.
16696 (try_optimize_cfg): Likewise.
16697 * cfglayout.c (skip_insns_after_block): Likewise.
16698 (record_effective_endpoints): Likewise.
16699 (duplicate_insn_chain): Likewise.
16700 * varasm.c (output_constant_pool_1): Likewise.
16701 * sched-deps.c (sched_analyze): Likewise.
16702 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16704 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16705 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16706 (SET_INSN_DELETED): Simplify.
16707 (NOTE_LINE_NUMBER): Exterminate.
16708 (NOTE_LINE_KIND): New.
16709 (NOTE_INSN_BASIC_BLOCK_P): Update.
16710 (enum insn_note): Simplify.
16711 (GET_NOTE_INSN_NAME) Simplify.
16712 (emit_note_before, emit_note_after, emit_note): Update prototype.
16713 (squeeze_notes): Remove.
16714 * sched-int.h (NOTE_NOT_BB_P): Update.
16715 * resource.c (mark_target_live_regs): Update.
16716 * sched-rgn.c (debug_dependencies): Update.
16717 * sched-vis.c (print_insn): Update.
16718 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16719 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16720 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16721 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16722 (split_branches): Update.
16723 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16725 (sh_adjust_unroll_max): Exterminate.
16726 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16727 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16728 (m68hc11_reorg): Likewise.
16729 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16730 (emit_predicate_relation_info): Update.
16731 (process_for_unwind_directive): Update.
16732 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16733 (output_call): Update.
16734 * config/pa/pa.c (output_lbranch): Update.
16735 (output_millicode_call): Update.
16736 (output_call): Update.
16737 (pa_combine_instructions): Update.
16738 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16739 * config/bfin/bfin.c (gen_one_bundle): Update.
16740 * cfgrtl.c (can_delete_note_p): Update.
16741 (delete_insn): Update.
16742 (rtl_merge_blocks): Update.
16743 (commit_one_edge_insertion): Update.
16744 (rtl_verify_flow_info): Update.
16745 * stmt.c (expand_case): Do not call squeeze_notes.
16747 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16754 * c.opt (Wtype-limits): New.
16755 * doc/invoke.texi (Wtype-limits): Document it.
16756 (Wextra): Enabled by -Wextra.
16757 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16758 * c-common.c (shorten_compare): Warn with Wtype-limits.
16760 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16762 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16763 inlined function, not as a macro.
16764 (_mm_alignr_pi8): Ditto.
16765 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16766 (_mm_inserti_si64): Ditto.
16767 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16768 (_mm_extract_epi16): Ditto.
16769 (_mm_insert_epi16): Ditto.
16770 (_mm_shufflehi_epi16): Ditto.
16771 (_mm_shufflelo_epi16): Ditto.
16772 (_mm_shuffle_epi32): Ditto.
16773 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16774 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16776 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16778 (_m_to_float): Use C89 compatible assignment.
16780 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16783 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16785 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16788 * doc/invoke.texi (Wreturn-type): Complete description.
16789 (Wextra): Delete item about return-type warning.
16790 * c-decl.c: Delete redundant Wextra warning.
16792 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16796 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16797 inlined function, not as a macro.
16798 (_mm_prefetch): Ditto.
16799 (_m_pextrw): Ditto.
16800 (_mm_insert_pi16): Ditto.
16801 (_m_pinsrw): Ditto.
16802 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16803 (_m_pshufw): Ditto. Add const to __N argument.
16804 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16805 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16806 (_mm_slli_epi32): Ditto.
16807 (_mm_srli_si128): Implement as always inlined function, not as a
16808 macro. Add __inline to function declaration.
16809 (_mm_slli_si128): Ditto.
16811 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16813 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16814 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16816 (struct fenv): New structure.
16817 (FP_HANDLE_EXCEPTIONS): New define.
16818 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16819 (_FP_DECL_EXP): New define.
16820 (FP_INIT_ROUNDMODE): New define.
16821 (FP_ROUNDMODE): New define.
16823 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16825 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16826 (Wconversion): Update description.
16827 (Wconversion-sign): New.
16828 * c.opt (Wconversion-sign): New.
16829 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16830 means disabled for C++. Otherwise, take the status of Wconversion.
16831 * c-common.c (conversion_warning): Warn with either Wconversion or
16833 (warnings_for_convert_and_check): Conditions are already checked by
16834 conversion_warning.
16835 (convert_and_check): Don't check warnings if the conversion failed.
16837 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16838 Anatoly Sokolov <aesok@dol.ru>
16840 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16841 avr_epilogue_uses) : Add declaration.
16842 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16843 * config/avr/constraints.md (R): New constraint.
16844 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16845 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16846 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16847 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16848 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16849 call_prologue_saves, epilogue_restores, return_from_epilogue,
16850 return_from_main_epilogue, return_from_interrupt_epilogue,
16851 return_from_naked_epilogue, prologue, epilogue): New patterns.
16852 (jump): Handle symbol reference.
16853 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16854 avr_output_function_prologue, avr_output_function_epilogue): Remove
16856 (avr_init_machine_status, expand_prologue, expand_epilogue,
16857 avr_asm_function_end_prologue, avr_epilogue_uses,
16858 avr_asm_function_begin_epilogue): New functions.
16859 (prologue_size, epilogue_size, jump_tables_size): Remove global
16861 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16862 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16863 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16864 (avr_override_options): Initialise init_machine_status.
16865 (output_movhi): Handle all stack pointer loads.
16866 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16867 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16868 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16869 (EPILOGUE_USES) Redefine.
16870 (machine_function) Declare.
16872 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16874 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16875 Use a single return statement.
16877 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16879 PR middle-end/30250
16880 * builtins.c (do_mpfr_lgamma_r): New.
16881 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16882 * tree.h (CASE_FLT_FN_REENT): New.
16884 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16886 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16887 (output_die): Use 'unsigned long' with %x.
16888 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16889 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16890 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16892 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16894 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16899 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16900 true if function has no argument.
16902 2007-05-18 DJ Delorie <dj@redhat.com>
16904 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16905 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16907 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16909 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16910 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16911 count_trailing_zeros.
16912 (__i386__): Implement count_leading_zeros using __builtin_clz().
16913 Implement count_trailing_zeros usign __builtin_ctz().
16915 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16917 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16919 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16921 PR middle-end/31344
16922 * expr.c (emit_move_change_mode): Change mode of push operands here.
16924 2007-05-17 Ian Lance Taylor <iant@google.com>
16926 PR tree-optimization/31953
16927 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16928 Change all callers.
16929 (set_value_range_to_null): Call set_value_range_to_value.
16930 (extract_range_from_comparison): Likewise.
16932 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16934 * toplev.c (print_version): Output GMP/MPFR version info.
16936 * builtins.c (CASE_MATHFN_REENT): New macro.
16937 (mathfn_built_in): Use it.
16938 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16939 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16940 BUILT_IN_LGAMMAL_R): New.
16941 * doc/extend.texi: Document new builtins.
16943 PR middle-end/31796
16944 * builtins.c (do_mpfr_remquo): New.
16945 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16946 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16948 PR middle-end/30251
16949 * builtins.c (fold_builtin_1): Handle y0, y1.
16950 (fold_builtin_2): Handle yn.
16952 PR middle-end/30251
16953 * builtins.c (do_mpfr_bessel_n): New.
16954 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16955 (fold_builtin_2): Handle BUILT_IN_JN.
16957 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16960 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16961 TYPE_PRECISION (intmax_type_node).
16963 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16966 * reload.c (subst_reloads): Remove checking.
16968 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16970 PR rtl-optimization/31691
16971 * combine.c (simplify_set): Build a new src pattern instead of
16972 substituting its operands in the COMPARE case.
16974 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16976 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16977 (execute_vrp): Preserve loops through jump threading.
16978 * tree-ssa-threadupdate.c (thread_single_edge,
16979 dbds_continue_enumeration_p, determine_bb_domination_status,
16980 thread_through_loop_header): New functions.
16981 (create_edge_and_update_destination_phis,
16982 create_edge_and_update_destination_phis): Set loops for the new blocks.
16983 (prune_undesirable_thread_requests): Removed.
16984 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16986 (thread_block): Do not call prune_undesirable_thread_requests.
16988 (mark_threaded_blocks): Select edges to thread here.
16989 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16990 Thread edges through loop headers independently.
16991 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16992 * tree-pass.h (TODO_mark_first_instance): New.
16993 (first_pass_instance): Declare.
16994 * cfghooks.c (duplicate_block): Put the block to the original loop
16995 if copy is not specified.
16996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16997 jump threading. Pass may_peel_loop_headers to
16998 thread_through_all_blocks according to first_pass_instance.
16999 * cfgloop.h (create_preheader): Declare.
17000 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17001 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17002 * passes.c (first_pass_instance): New variable.
17003 (next_pass_1): Set TODO_mark_first_instance.
17004 (execute_todo): Set first_pass_instance.
17006 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17008 PR tree-optimization/24659
17009 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17010 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17011 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17012 OTI_vec_pack_ufix_trunc.
17013 (vec_unpacks_float_hi_optab): Define new macro.
17014 (vec_unpacks_float_lo_optab): Ditto.
17015 (vec_unpacku_float_hi_optab): Ditto.
17016 (vec_unpacku_float_lo_optab): Ditto.
17017 (vec_pack_sfix_trunc_optab): Ditto.
17018 (vec_pack_ufix_trunc_optab): Ditto.
17019 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17020 and vec_pack_[s|u]fix_trunc_optab using
17021 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17022 * tree-vectorizer.c (supportable_widening_operation): Handle
17023 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17024 (supportable_narrowing_operation): New function.
17025 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17026 * tree-vect-transform.c (vectorizable_conversion): Handle
17027 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17028 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17029 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17030 to check for target support.
17031 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17032 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17033 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17034 for VEC_PACK_FIX_TRUNC_EXPR.
17035 (expand_binop): Special case mode of the result for
17036 vec_pack_[u|s]fix_trunc_optab.
17037 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17038 vec_pack_[u|s]fix_trunc_optab.
17040 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17041 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17042 * tree-pretty-print.c (dump_generic_node): Handle
17043 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17044 VEC_PACK_FIX_TRUNC_EXPR.
17046 * expr.c (expand_expr_real_1): Ditto.
17047 * tree-inline.c (estimate_num_insns_1): Ditto.
17048 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17050 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17051 (vec_unpacks_float_lo_v8hi): Ditto.
17052 (vec_unpacku_float_hi_v8hi): Ditto.
17053 (vec_unpacku_float_lo_v8hi): Ditto.
17054 (vec_unpacks_float_hi_v4si): Ditto.
17055 (vec_unpacks_float_lo_v4si): Ditto.
17056 (vec_pack_sfix_trunc_v2df): Ditto.
17058 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17060 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17061 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17062 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17063 [vec_pack_ufix_trunc]: Ditto.
17064 [vec_unpacks_float_hi]: Ditto.
17065 [vec_unpacks_float_lo]: Ditto.
17066 [vec_unpacku_float_hi]: Ditto.
17067 [vec_unpacku_float_lo]: Ditto.
17069 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17071 * soft-fp/README: Update for new files.
17072 * soft-fp/floattisf.c: New file.
17073 * soft-fp/floattidf.c: New file.
17074 * soft-fp/floattitf.c: New file.
17075 * soft-fp/floatuntisf.c: New file.
17076 * soft-fp/floatuntidf.c: New file.
17077 * soft-fp/floatuntitf.c: New file.
17078 * soft-fp/fixsfti.c: New file.
17079 * soft-fp/fixdfti.c: New file.
17080 * soft-fp/fixtfti.c: New file.
17081 * soft-fp/fixunssfti.c: New file.
17082 * soft-fp/fixunsdfti.c: New file.
17083 * soft-fp/fixunstfti.c: New file.
17084 * soft-fp/extendxftf.c: New file.
17085 * soft-fp/trunctfxf.c: New file.
17087 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17088 (__trunctfxf2): Ditto.
17090 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17091 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17092 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17093 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17094 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17095 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17097 * config/i386/t-fprules-softfp64: New file.
17098 * config/i386/sfp-machine.h: New file.
17099 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17100 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17101 and soft-fp/t-softfp to tmake_file.
17102 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17103 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17105 * config/i386/t-linux64 (softfp_wrap_start): New.
17106 (softfp_wrap_end): New.
17107 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17108 supported for TARGET_64BIT.
17110 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17112 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17113 c_common_unsigned_type behavior.
17115 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17117 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17120 2007-05-16 Eric Christopher <echristo@apple.com>
17122 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17123 saving after stack push. Set sp_offset whenever we push.
17124 (rs6000_emit_epilogue): Move altivec register restore before
17127 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17129 * configure.ac: Allow sysroots to be relocated under $prefix as
17130 well as $exec_prefix.
17131 * configure: Regenerate.
17133 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17137 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17139 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17140 (gcc_tooldir): Likewise.
17141 * configure: Regenerate.
17142 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17143 old configure.ac gcc_tooldir setting.
17144 (prefix_to_exec_prefix): New variable.
17145 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17146 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17148 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17150 * c-typeck.c (build_binary_op): Return early for error.
17152 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17154 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17155 struct nb_iter_bound.
17156 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17157 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17158 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17159 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17160 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17161 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17162 (del_scev_info): Use ggc_free.
17163 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17164 * loop-init.c: Include ggc.h.
17165 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17166 (loop_optimizer_finalize): Use ggc_free.
17167 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17168 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17169 pass_iv_optimize): Add TODO_ggc_collect.
17170 * function.h (struct function): Remove skip marker from
17172 * cfgloop.c: Include ggc.h.
17173 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17175 (establish_preds): Vector superloops is gc allocated.
17176 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17178 (flow_loops_find): Vector larray is gc allocated.
17179 (loop_exit_free): Use ggc_free.
17180 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17181 that head of exits list is now not a part of struct loop.
17182 (record_loop_exits): Allocate exits table in gc memory.
17183 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17184 that head of exits list is now not a part of struct loop.
17185 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17186 struct loop_exit): Add GTY marker.
17187 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17188 Add skip marker to aux field. Make head of exits list a separate
17190 (struct loops): Add GTY marker. Make larray vector gc allocated.
17191 Add param marker to exits table.
17192 (get_loops): Type changed.
17193 * Makefile.in (tree-scalar-evolution.o): Add
17194 gt-tree-scalar-evolution.h dependency.
17195 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17196 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17197 * basic-block.h (struct basic_block_def): Remove skip marker from
17200 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17202 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17203 of 0 in the call to expand_expr().
17204 (expand_builtin_mathfn_3): Ditto.
17205 (expand_builtin_interclass_mathfn): Ditto.
17206 (expand_builtin_cexpi): Ditto.
17207 (expand_builtin_int_roundingfn): Ditto.
17208 (expand_builtin_int_roundingfn_2): Ditto.
17209 (expand_builtin_pow): Ditto.
17210 (expand_builtin_powi): Ditto.
17211 (expand_builtin_bswap): Ditto.
17212 (expand_builtin_unop): Ditto.
17213 (expand_builtin_fabs): Ditto.
17214 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17215 the call to expand_expr().
17216 (expand_builtin_sync_operation): Ditto.
17217 (expand_builtin_compare_and_swap): Ditto.
17218 (expand_builtin_lock_test_and_set): Ditto.
17219 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17220 instead of 0 in the call to expand_expr().
17221 (expand_builtin_extract_return_addr): Ditto.
17222 (expand_builtin_eh_return): Ditto.
17223 (expand_eh_return): Ditto.
17224 * explow.c (expr_size): Ditto.
17225 * expr.c (optimize_bitfield_assignment_op): Ditto.
17226 (expand_assignement): Ditto.
17227 (store_expr): Ditto.
17228 (store_field): Ditto.
17229 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17230 the call to expand_expr().
17231 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17232 in the call to expand_expr().
17233 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17234 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17235 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17237 * optabs.c (expand_vec_shift_expr): Ditto.
17238 (expand_vec_cond_expr): Ditto.
17239 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17240 call to expand_expr().
17241 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17242 in the call to expand_expr().
17244 2007-05-14 Dave Korn <dave.korn@artimi.com>
17246 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17248 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17250 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17251 instead of c_common_unsigned_type.
17252 (c_common_unsigned_type): Remove.
17253 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17254 c_common_unsigned_type.
17255 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17256 c_common_unsigned_type.
17257 * c-common.h (c_common_unsigned_type): Remove.
17258 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17259 c_common_unsigned_type.
17260 * c-format.c (check_format_types): Use unsigned_type_for instead of
17261 c_common_unsigned_type.
17262 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17263 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17264 of c_common_unsigned_type.
17265 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17266 lang_hooks.types.unsigned_type.
17267 * expmed.c (make_tree): Use unsigned_type_for instead of
17268 lang_hooks.types.unsigned_type.
17269 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17270 lang_hooks.types.unsigned_type.
17271 (build_range_check): Likewise.
17272 (fold_unary): Likewise.
17273 (fold_binary): Likewise.
17274 (fold_ternary): Likewise.
17275 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17276 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17277 * tree.c (get_unsigned_type): New.
17278 (unsigned_type_for): Use get_unsigned_type instead of
17279 lang_hooks.types.unsigned_type.
17281 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17283 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17284 to m68k_get_function_kind. Update its prototype.
17285 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17287 (m68k_interrupt_function_p): Return enum m68k_function_type
17288 instead of bool. Rename to m68k_get_function_kind.
17289 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17290 target is not fido.
17291 (m68k_compute_frame_layout): Don't mark any register for save
17292 if an interrupt_thread attribute is specified.
17293 (m68k_hard_regno_rename_ok): Update a use of
17294 m68k_interrupt_function_p.
17295 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17296 m68k_interrupt_function_p.
17297 (m68k_function_type): New.
17298 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
17299 for a function with an interrupt_thread attribute.
17300 * doc/extend.texi: Document the interrupt_thread attribute.
17302 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
17304 Fix PR tree-optimization/31911
17305 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
17306 if they didn't change the expression.
17308 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
17310 * tree-scalar-evolution.c (resolve_mixers): Exported.
17311 * tree-scalar-evolution.h (resolve_mixers): Declare.
17312 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
17313 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
17314 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
17315 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
17316 init_array_ref, init_pointer_ref, analyze_indirect_ref,
17317 strip_conversion, analyze_offset_expr, address_analysis,
17318 object_analysis, analyze_offset): Removed.
17319 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
17320 split_constant_offset, canonicalize_base_object_address,
17321 object_address_invariant_in_loop_p, disjoint_objects_p,
17322 dr_may_alias_p, dr_address_invariant_p): New functions.
17323 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
17324 and dr_analyze_alias.
17325 (initialize_data_dependence_relation): Use dr_may_alias_p
17326 and object_address_invariant_in_loop_p.
17327 (compute_self_dependence): Handle the case when
17328 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
17329 (find_data_references_in_stmt): Restrict the analysis of data
17330 references to the given loop nest.
17331 (find_data_references_in_loop): Made static. Pass loop nest to
17332 find_data_references_in_stmt.
17333 (compute_data_dependences_for_loop): Use DR_VOPS.
17334 (free_data_ref): Free DR_VOPS.
17335 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
17336 (struct innermost_loop_behavior): ... new.
17337 (struct base_object_info): Replaced by ...
17338 (struct indices): ... new.
17339 (struct dr_alias): New.
17340 (enum data_ref_type): Removed.
17341 (struct data_reference): Consist of struct innermost_loop_behavior,
17342 struct indices and struct dr_alias.
17343 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
17344 (DR_MEMTAG): Renamed to ...
17345 (DR_SYMBOL_TAG): ... this.
17346 (find_data_references_in_loop): Declaration removed.
17347 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
17348 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
17349 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
17350 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
17352 2007-05-13 Revital Eres <eres@il.ibm.com>
17354 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
17355 which walks virtual def-use chains to find redundant stores.
17356 (dse_optimize_stmt): Call it.
17358 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17360 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
17361 * passes.c (init_optimization_passes): Move pass_jump_bypass
17364 * basic-block.h (bb_has_eh_pred): Fix style issue.
17366 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17368 PR rtl-optimization/31848
17369 * loop-invariant.c (move_invariant_reg): If we move an insn
17370 with a REG_EQUAL note, and that insn is not always executed,
17371 remove the REG_EQUAL note.
17373 2007-05-12 Richard Guenther <rguenther@suse.de>
17375 PR tree-optimization/31797
17376 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
17377 propagate into a stmt that has volatile ops.
17379 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17381 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17382 (gcc_tooldir): Likewise.
17383 * configure: Regenerate.
17384 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17385 old configure.ac gcc_tooldir setting.
17386 (prefix_to_exec_prefix): New variable.
17387 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17388 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17390 2007-05-11 Silvius Rus <rus@google.com>
17392 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
17393 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
17394 * c-common.h (strict_aliasing_warning): Change return type.
17395 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
17396 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
17397 (build_c_cast): Condition call to strict_aliasing_warning.
17398 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
17399 * flags.h (set_Wstrict_aliasing): Declare.
17400 * opts.c (set_Wstrict_alising): Define, add call to.
17401 * tree-flow.h (strict_aliasing_warning_backend): Declare.
17402 * tree-ssa-alias-warnings.c: New file.
17403 * tree-ssa-alias.c (compute_may_aliases): Add call to
17404 strict_aliasing_warning_backend.
17406 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
17408 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17409 Use loop_depth and loop_outer accessor functions.
17410 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
17411 determine_invariantness_stmt, move_computations_stmt): Ditto.
17412 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
17413 add_loop, loopify, unloop, fix_loop_structure): Ditto.
17414 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
17415 * tree-scalar-evolution.c (interpret_loop_phi,
17416 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
17417 instantiate_parameters_1, scev_const_prop): Ditto.
17418 * cfghooks.c (make_forwarder_block): Ditto.
17419 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
17420 * modulo-sched.c (loop_canon_p): Ditto.
17421 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
17422 slpeel_can_duplicate_loop_p): Ditto.
17423 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
17424 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17425 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
17426 cancel_loop, verify_loop_structure): Ditto.
17427 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
17428 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
17429 superloops vector instead of "pred" array.
17430 (establish_preds): Take father loop as an argument. Initialize the
17432 (flow_loop_tree_node_add): Pass father loop to establish_preds.
17433 Do not initialize loop->outer.
17434 (flow_loop_tree_node_remove): Truncate the superloops vector.
17435 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
17436 "pred" merged to "superloops" vector.
17437 (loop_depth, loop_outer): New.
17438 (fel_init): Use loop_outer.
17440 2007-05-11 Jan Hubicka <jh@suse.cz>
17442 * cgraphunit.c: Include gt-cgraphunit.h
17443 (static_ctors, static_dtors): New static vars.
17444 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
17445 based on implementation in c-common.c
17446 (cgraph_finalize_function): Call record_cdtor_fn.
17447 (cgraph_optimize): Call cgraph_build_cdtor_fns.
17448 * decl.c (finish_function): Do not call c_record_cdtor_fn.
17449 (c_write_global_declarations): Do not call c_build_cdtor_fns.
17450 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
17451 build_cdtor, c_build_cdtor_fns): Remove.
17452 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
17453 c_build_cdtor_fns): Remove prototype.
17455 2007-05-11 Paolo Carlini <pcarlini@suse.de>
17458 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
17459 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
17460 * builtins.c (fold_builtin_memchr): New.
17461 (expand_builtin_memchr): Call the latter.
17462 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
17463 * doc/extend.texi ([Other built-in functions provided by GCC]):
17466 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
17468 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
17469 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
17470 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
17471 PFPO_OP1_TYPE_SHIFT): Constants added.
17472 (DFP_ALL): Mode macro defined.
17473 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
17474 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
17475 Insn definitions added.
17476 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
17477 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
17480 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
17482 PR tree-optimization/31885
17483 * tree-chrec.c (chrec_contains_undetermined): Do not consider
17484 NULL_TREE to be undetermined.
17485 (automatically_generated_chrec_p): Return false for NULL.
17487 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17489 * config/bfin/bfin.h (MOVE_RATIO): Define.
17491 2007-05-10 Richard Sandiford <richard@codesourcery.com>
17493 * config.gcc (sparc-wrs-vxworks): New target.
17494 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
17495 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
17496 * config/sparc/sparc.h: Include vxworks-dummy.h.
17497 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
17498 include LABEL_REFs too.
17499 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
17500 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
17502 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
17504 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
17505 (sparc_emit_call_insn): New function.
17506 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
17507 functions when generating VxWorks PIC.
17508 * config/sparc/sparc.md (vxworks_load_got): New pattern.
17509 (call, call_value): Use sparc_emit_call_insn instead of
17512 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17514 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
17516 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17518 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
17519 for floating-point values if HOST_BITS_PER_LONG > 32. Use
17520 split_double instead of operand_subword.
17522 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17524 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
17525 * config/bfin/bfin.c (bfin_local_alignment): New function.
17526 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
17528 2007-05-08 Chao-ying Fu <fu@mips.com>
17530 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
17531 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
17532 (smsub_widen_optab, umsub_widen_optab): Define.
17533 * optabs.c (init_optabs): Initialize smsub_widen_optab and
17535 * genopinit.c (optabs): Fill in smsub_widen_optab and
17537 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
17538 and umsub_widen_optab to implement multiply-subtract sequences.
17539 * config/mips/mips.md (*msac<u>_di): Rename to...
17540 (<u>msubsidi4): ...this. Extend condition to include
17541 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17542 of operand 0 to "ka" and use the three-operand form of msub<u>
17544 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
17547 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17549 PR rtl-optimization/28011
17550 * reload.c (push_reload): Set dont_share if IN appears in OUT
17551 also when IN is a PLUS rtx.
17552 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
17555 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
17557 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
17558 call unshare_all_decls.
17559 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
17560 (unshare_all_decls): Remove.
17562 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
17565 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
17568 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
17569 Nigel Stephens <nigel@mips.com>
17571 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
17572 Update comments and all uses.
17573 (MIN_FPRS_PER_FMT): Define.
17574 * config/mips/mips.c (function_arg): Fix to correctly handle
17575 the -mips32r2 -mfp64 -mabi=32 case.
17576 (override_options): Enable use of odd-numbered registers for
17577 SFmode values on MIPS32.
17578 (mips_save_reg_p): Save whole floating-point register pair if
17579 either half is used.
17580 (compute_frame_size): Fix comment.
17582 2007-05-08 Jie Zhang <jie.zhang@analog.com>
17584 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
17585 argument of type bool.
17586 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
17587 argument. Safely select temporary P register according to it.
17588 (do_link): Change call site of add_to_reg accordingly.
17589 (do_unlink): Add epilogue_p as a fourth argument and pass it
17591 (expand_interrupt_handler_epilogue): Change call of do_unlink
17593 (bfin_expand_prologue): Add a third argument sibcall_p.
17594 * config/bfin/bfin.md (epilogue): Change call of
17595 bfin_expand_epilogue accordingly.
17596 (sibcall_epilogue): Likewise.
17597 (eh_return_internal): Likewise.
17599 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
17600 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
17601 * config/bfin/bfin.c (bfin_handle_option): Handle
17602 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
17603 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
17604 Support bf534, bf536 and bf561.
17605 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
17607 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
17610 * config/i386/i386.c (ix86_function_regparm): Process local
17611 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
17613 2007-05-07 Mike Stump <mrs@apple.com>
17615 * doc/invoke.texi (Warning Options): Document that -Wempty-body
17616 also checks for and while statements in C++.
17618 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
17620 * gcc.c (at_file_supplied): New variable.
17621 (main): Set it if we expanded argv.
17622 (do_spec_1): Pass an @-file to the linker if we were called with
17623 an @-file argument and HAVE_GNU_LD.
17624 * collect2.c (at_file_supplied): New variable.
17625 (response_file): New variable.
17626 (collect_exit): Unlink response_file if necessary.
17627 (handler): Likewise.
17628 (do_wait): Likewise.
17629 (main): Set at_file_supplied if we expanded argv.
17630 (collect_execute): Pass an @-file to subprocesses if we were called
17631 with an @-file argument.
17632 * configure.ac: Add define for HAVE_GNU_LD.
17633 * configure: Regenerate.
17634 * config.in: Regenerate.
17636 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17638 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17639 operand to HI mode.
17644 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17646 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17647 (TARGET_ENCODE_SECTION_INFO): Re-define.
17648 (m32c_encode_section_info): New
17649 (function_vector_handler): New
17650 (current_function_special_page_vector): New
17651 (m32c_special_page_vector_p): New.
17652 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17654 * config/m32c/jump.md: Added instruction JSRS for functions
17655 with attribute "function_vector".
17656 * doc/extend.texi (function_vector): Added description
17657 for M16C, M32C targets.
17659 2007-05-07 DJ Delorie <dj@redhat.com>
17662 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17663 ashrpsi3, lshrpsi3): Update shift count constraint.
17665 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17666 Nathan Froyd <froydnj@codesourcery.com>
17669 * c-incpath.c (add_path): Strip trailing path separators.
17671 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17673 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17674 Free dominance info before purging EH edges.
17675 (eliminate_degenerate_phis): Likewise.
17676 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17678 2007-05-07 Jan Hubicka <jh@suse.cz>
17680 * gimplify.c (gimplify_expr): Do not crash when folding
17681 (void *)(int)&a + 4.
17683 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17686 * c-opts.c (lang_fortran): Make it non static.
17687 * c-common.h (lang_fortran): New prototype.
17688 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17689 -lang-fortran option was passed by the driver.
17691 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17693 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17694 of ASSERT_CHECKING. Tweak message.
17696 2007-05-06 Revital Eres <eres@il.ibm.com>
17699 * loop-unroll.c (insert_var_expansion_initialization):
17700 Initialize the expansions with -zero instead of +zero.
17702 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17704 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17705 into pic and non-pic versions. Mark r19 as used for
17706 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17707 for tgd_load, tld_load and tie_load .
17708 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17709 version of tgd_load, tld_load and tie_load depending on the
17712 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17713 Jakub Jelinek <jakub@redhat.com>
17715 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17716 (__do_global_dtors_aux): Use more paranoid loop to run
17717 destructors if HIDDEN_DTOR_LIST_END.
17718 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17720 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17722 * varasm.c (align_variable): Don't increase alignment for
17723 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17724 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17726 2007-05-04 Josh Conner <jconner@apple.com>
17728 * basic-block.h (cdi_direction): Assign values to all enumeration
17730 (dom_computed): Remove.
17731 (dom_info_state): New.
17732 (set_dom_info_availability): New.
17733 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17734 walk_data.dom_direction.
17735 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17736 instead of dom_computed[].
17737 (split_edge): Likewise.
17738 (create_basic_block): Likewise.
17739 (merge_blocks): Likewise.
17740 * ifcvt.c (find_if_header): Likewise.
17741 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17742 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17743 * tree-ssa.c (verify_ssa): Likewise.
17744 * tree-cfg.c (tree_verify_flow_info): Likewise.
17745 (remove_edge_and_dominated_blocks): Likewise.
17746 * dominance.c (dom_computed): Make static.
17747 (calc_dfs_tree_nonrec): Change third param to a bool.
17748 (calc_dfs_tree): Change second param to a bool.
17749 (calc_idioms): Change second param to a bool. Use
17750 dom_convert_dir_to_idx.
17751 (init_dom_info): Validate dir before using.
17752 (dom_convert_dir_to_idx): New.
17753 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17754 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17755 (free_dominance_info): Use dom_convert_dir_to_idx.
17756 (get_immediate_dominator): Likewise.
17757 (set_immediate_dominator): Likewise.
17758 (get_dominated_by): Likewise.
17759 (redirect_immediate_dominators): Likewise.
17760 (nearest_common_denominator): Likewise.
17761 (dominated_by_p): Likewise.
17762 (bb_dom_dfs_in): Likewise.
17763 (bb_dom_dfs_out): Likewise.
17764 (recount_dominator): Likewise.
17765 (iterate_fix_dominators): Likewise.
17766 (add_to_dominance_info): Likewise.
17767 (delete_from_dominance_info): Likewise.
17768 (first_dom_son): Likewise.
17769 (next_dom_son): Likewise.
17770 (dom_info_available_p): Likewise.
17771 (dom_info_state): New.
17772 (set_dom_info_availability): New.
17774 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17776 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17778 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17780 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17782 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17783 (subdi3, subdi_carry): Delete.
17785 2007-05-04 Jan Hubicka <jh@suse.cz>
17786 Richard Guenther <rguenther@suse.de>
17788 * opts.c (decode_options): Do not fiddle with inlining
17789 parameters in case of optimizing for size.
17790 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17791 for size do nothing.
17792 (cgraph_decide_inlining_of_small_function): When optimizing for
17793 size never inline functions increasing caller size.
17794 (cgraph_early_inlining): Inline for size when optimizing for size.
17796 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17798 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17799 logical operations piecewise.
17800 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17801 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17802 subdi_sesidi_di): Delete.
17803 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17804 the generated sequence. Allow three-reg add in constraints. Rewrite
17805 the rtl expression for carry to avoid zero_extend of a constant.
17806 (sub_with_carry): New pattern.
17807 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17808 different sequence not involving jumps.
17809 (notbi): Now a named pattern.
17811 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17813 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17814 Add the note about a significant loss of accuracy of some
17815 mathematical routines when these options are used.
17817 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17819 * haifa-sched.c (rtx_vec_t): New typedef.
17820 (contributes_to_priority_p): Extract piece of priority () into new
17822 (priority): Use the function. Add assertion.
17823 (rank_for_schedule, set_priorities): Add assertion to check that
17824 insn's priority is initialized.
17825 (clear_priorities, calc_priorities): Change signature. Make it update
17826 all relevant insns. Update all callers ('add_to_speculative_block ()'
17827 and 'create_block_check_twin ()').
17828 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17829 Add new field 'priority_status'.
17830 (INSN_PRIORITY_STATUS): New macro.
17831 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17833 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17835 * sched-ebb.c (debug_ebb_dependencies): New static function.
17836 (init_ready_list): Use it.
17838 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17839 with changed signature and 'debug_rgn_dependencies ()'.
17840 (debug_rgn_dependencies): New static function.
17841 (init_ready_list): Use it.
17843 * sched-int.h (debug_dependencies): Declare.
17845 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17847 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17849 2007-05-04 Dirk Mueller <dmueller@suse.de>
17851 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17853 2007-05-03 Jan Hubicka <jh@suse.cz>
17855 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17856 ((T1)X op (T1)Y), for pointer type in more cases than before.
17858 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17860 * tree-object-size.c (plus_expr_object_size): When operand size is
17861 unknown, return unknown.
17863 2007-05-03 Dirk Mueller <dmueller@suse.de>
17865 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17867 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17870 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17872 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17874 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17876 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17878 * config/soft-fp/double.h, config/soft-fp/extended.h,
17879 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17880 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17881 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17882 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17885 2007-05-03 Ian Lance Taylor <iant@google.com>
17887 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17888 MASK_PPC_GFXOPT for 8540 or 8548.
17890 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17892 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17893 vect_print_dump_info() to output debug information.
17895 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17898 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17899 operands of size 2 when operand is not MEM_P.
17901 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17903 PR tree-optimization/30565
17904 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17906 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17908 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17909 (umulsi3_highpart): Use them.
17910 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17911 for final accumulator to D regisster tranfser.
17913 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17915 PR tree-optimization/31699
17916 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17918 (vect_enhance_data_refs_alignment): Compute peel amount using
17919 TYPE_VECTOR_SUBPARTS instead of vf.
17920 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17922 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17925 * system.h: Remove inclusion of double-int.h
17926 * tree.h: Include double-int.h
17927 * gengtype.c: Likewise
17928 * cfgloop.h: Likewise
17929 * Makefile.in: Adjust dependencies on double-int.h
17931 2007-05-02 Eric Christopher <echristo@apple.com>
17933 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17934 -shared to -Zdynamiclib.
17936 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17939 * c-common.c (strip_pointer_or_array_types): New function.
17940 * c-common.h (strip_pointer_or_array_types): New function declaration.
17942 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17944 PR tree-optimization/31771
17945 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17947 2007-05-02 Paul Brook <paul@codesourcery.com>
17949 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17951 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17953 PR middle-end/29715
17954 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17957 2007-05-02 Nick Clifton <nickc@redhat.com>
17959 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17961 2007-05-02 Richard Guenther <rguenther@suse.de>
17963 PR tree-optimization/31146
17964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17965 argument, single_use_p. If we have a single use that is
17966 a conversion to the definition rhs type, propagate that rhs.
17967 (forward_propagate_addr_expr): Pass single_use_p argument
17968 to forward_propagate_addr_expr_1.
17970 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17972 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17975 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17977 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17978 'AMD Family 10 core'.
17980 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17982 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17983 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17984 with SSE3 instruction set support.
17985 * doc/invoke.texi: Likewise.
17987 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17989 * config/i386/i386.c (override_options): Tuning 32-byte loop
17990 alignment for amdfam10 architecture. Increasing the max loop
17991 alignment to 24 bytes.
17993 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17995 * config/m68k/constraints.md: New.
17996 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17997 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17998 EXTRA_CONSTRAINT): Remove.
17999 * config/m68k/m68k.md: Include constraints.md.
18000 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18002 2007-05-01 Ian Lance Taylor <iant@google.com>
18004 PR tree-optimization/31739
18005 * tree-vrp.c (vrp_val_is_max): New static function.
18006 (vrp_val_is_min): New static function.
18007 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18009 (set_value_range): Use vrp_val_is_{max,min}.
18010 (extract_range_from_assert): Likewise.
18011 (extract_range_from_binary_expr): Likewise.
18012 (extract_range_from_unary_expr): Likewise.
18013 (dump_value_range, vrp_meet): Likewise.
18014 (vrp_visit_phi_node): Likewise.
18015 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18017 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18019 * config/i386/gmon-sol2.c (size_t): New type.
18020 (intptr_t): Likewise.
18021 (s_textsize): Declare as size_t.
18023 (monstartup): Use size_t for sizes.
18024 (_mcount): Save and restore registers.
18025 (internal_mcount): Pass 0 as the first argument to monstartup
18027 (moncontrol): Convert pointer to appropriately sized integer
18028 before passing to profil.
18030 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18032 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18033 __NO_FPRS__, not just if _SOFT_DOUBLE.
18034 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18035 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18036 also for E500 double.
18037 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18038 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18041 2007-05-01 Richard Guenther <rguenther@suse.de>
18043 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18046 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18048 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18050 2007-05-01 Jan Hubicka <jh@suse.cz>
18052 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18055 2007-05-01 Jan Hubicka <jh@suse.cz>
18057 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18058 (maybe_fold_offset_to_reference): Declare.
18059 * fold-const.c (fold_unary): Do not fold
18060 (type *)&A into &A->field_of_type_and_offset_0
18061 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18062 size is unknown, give up.
18063 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18065 (maybe_fold_offset_to_reference): New.
18066 (maybe_fold_stmt_indirect): Use it.
18067 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18068 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18070 (gimplify_expr): Likewise for plus_expr.
18072 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18074 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18075 bsi_after_labels. Always insert statements before bsi.
18076 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18077 * predict.c (apply_return_prediction): Check for empty blocks.
18078 * cfgexpand.c (lab_rtx_for_bb): New variable.
18079 (label_rtx_for_bb): Do not create new tree labels.
18080 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18081 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18082 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18084 (label_for_bb): Add field used.
18085 (update_eh_label, main_block_label): Mark the label used.
18086 (cleanup_dead_labels): Remove unused labels.
18088 2007-05-01 Richard Guenther <rguenther@suse.de>
18090 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18091 if it is not about to be set.
18092 (get_value_range): Do not pre-allocate equiv bitmap.
18093 (update_value_range): No need to clear equiv field.
18094 (add_equivalence): Change prototype to get bitmap pointer.
18095 Allocate bitmap here if it is not already.
18096 (extract_range_from_assert): Do not allocate bitmap here.
18097 Update callers to add_equivalence.
18098 (extract_range_from_ssa_name): Likewise.
18099 (get_vr_for_comparison): New static helper.
18100 (compare_name_with_value): Handle NULL equiv bitmap by
18101 peeling the first iteration of the comparison loop.
18102 Use get_vr_for_comparison.
18103 (compare_names): Handle NULL equiv bitmaps by using fake
18104 ones. Use get_vr_for_comparison.
18106 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18108 * double-int.c (mpz_set_double_int): Moved from
18109 tree-ssa-loop-niter.c.
18110 (mpz_get_double_int): Likewise; also, add option to wrap
18111 out-of-range integers.
18112 * double-int.h: New prototypes for above.
18113 * tree.c (get_static_type_bounds): Moved from
18114 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18115 TYPE_MAX_VALUE if they exist..
18116 * tree.h: New prototype for above.
18117 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18118 get_type_bounds calls.
18119 (mpz_set_double_int): Move to double-int.c.
18120 (get_type_bounds): Move to tree.c, rename to
18121 get_static_type_bounds.
18122 (mpz_to_double_int): Move to double-int.c, rename to
18123 mpz_get_double_int.
18125 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18127 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18128 DIV0 exception can fall through to a normal return.
18130 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18132 PR middle-end/22156
18133 Temporarily revert:
18134 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18135 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18136 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18137 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18138 initialize align to silence bogus warning.
18139 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18140 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18142 (struct sra_walk_fns): Remove use_all parameter from use.
18143 (sra_hash_tree): Handle BIT_FIELD_REFs.
18144 (sra_elt_hash): Don't hash bitfld blocks.
18145 (sra_elt_eq): Skip them in parent compares as well. Handle
18147 (sra_walk_expr): Don't maintain or pass down use_all_p.
18148 (scan_use): Remove use_all parameter.
18149 (scalarize_use): Likewise. Re-expand assignment to
18150 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18151 output, and re-scalarize after output. Don't mark anything
18153 (scalarize_ldst): Adjust.
18154 (scalarize_walk_gimple_modify_statement): Likewise.
18155 (build_element_name_1): Handle BIT_FIELD_REFs.
18156 (instantiate_element): Don't warn for any element whose parent
18157 is used as a whole.
18158 (instantiate_missing_elements_1): Return the sra_elt.
18159 (canon_type_for_field): New.
18160 (try_instantiate_multiple_fields): New.
18161 (instantiate_missing_elemnts): Use them.
18162 (mark_no_warning): Removed.
18163 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18164 (REPLDUP, sra_build_elt_assignment): New.
18165 (generate_copy_inout): Use them.
18166 (generate_element_copy): Likewise. Handle bitfld differences.
18167 (generate_element_zero): Don't recurse for blocks. Use
18168 sra_build_elt_assignment.
18169 (generate_one_element_int): Take elt instead of var. Use
18170 sra_build_elt_assignment.
18171 (generate_element_init_1): Adjust.
18172 (scalarize_use, scalarize_copy): Use REPLDUP.
18173 (scalarize_ldst): Move assert before dereference.
18174 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18176 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18179 * tree.c (reconstruct_complex_type): Reconstruct a reference
18181 Also use the same mode for the pointer as the old pointer type.
18183 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18185 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18188 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18190 PR rtl-optimization/31676
18191 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18192 (df_refs_record): Call it.
18194 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18196 * rtl.def (SS_ABS): New code.
18197 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18198 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18199 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18200 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18201 (bfin_init_builtins): Define them.
18202 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18203 (bfin_expand_builtin): ... and handle the others here.
18204 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18205 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18206 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18207 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18208 operand is only HImode.
18210 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18212 * regclass.c (scan_one_insn): Remove splitting of
18215 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18216 Nigel Stephens <nigel@mips.com>
18218 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18220 2007-04-28 Jan Hubicka <jh@suse.cz>
18222 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18223 insn_locators_alloc instead of insn_locators_initialize;
18224 call reset_block_changes.
18225 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18226 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18227 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18228 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18229 * config/score/score.c (th_output_mi_thunk): Likewise.
18230 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18231 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18232 tolerate uninitialized locator info.
18235 * function.c (init_function_start): Don't init line number info.
18236 (expand_function_end): Update.
18237 (reset_block_changes, record_block_change, finalize_block_changes,
18238 check_block_change, free_block_changes): Kill.
18239 * function.h (reset_block_changes, record_block_change,
18240 finalize_block_changes, check_block_change, free_block_changes):
18242 (struct function): Remove ib_boundaries_block.
18243 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18244 Use curr_insn_locator to initialize locator.
18245 (emit_line_note): Remove.
18246 * cfgexpand.c (expand_gimple_cond_expr): Update.
18247 (construct_exit_block): Likewise.
18248 (tree_expand_cfg): Initialize/finalize locators.
18249 * expr.c (expand_expr_real): Update.
18250 * cfglayout.c (line_locators_locs, line_locators_lines,
18251 file_locators_locs, file_locators_files): Remove.
18252 (set_block_levels): Move to cfgexpand.c.
18253 (insn_locators_initialize): Remove.
18254 (pass_insn_locators_initialize): Remove.
18255 (locations_locators_locs, locations_locators_vals): New static vars.
18256 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18258 (insn_locators_alloc, insn_locators_finalize,
18259 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18261 (locator_location): New.
18262 (locator_line, locator_file): Rewrite.
18263 * rtl.h (emit_line_note): Kill.
18264 (insn_locators_alloc, insn_locators_finalize,
18265 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18267 * tree-inline.c (initialize_cfun): Do not initialize
18268 ib_boundaries_block.
18269 * passes.c (pass_insn_locators_initialize): Remove.
18271 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18273 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18274 info. Update last_basic_block correctly.
18276 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18279 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18280 register itself to hold the offset constant. Tell flow the use
18281 of r4 and r5 when they are used.
18283 2007-04-27 Richard Guenther <rguenther@suse.de>
18285 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18286 if we simplified anything.
18287 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18288 warnings until we did a simplification and the stmt was not
18289 marked as TREE_NO_WARNING.
18291 2007-04-27 Mike Stump <mrs@apple.com>
18293 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18295 2007-04-27 Ian Lance Taylor <iant@google.com>
18297 PR middle-end/31710
18298 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
18299 TYPE_MAX_VALUE exist, convert them to the new type.
18301 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18303 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
18304 if it claims to be available.
18305 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
18306 edge is redirected.
18307 (perform_tree_ssa_dce): Always free postdominators.
18309 2007-04-27 Richard Henderson <rth@redhat.com>
18311 * config/alpha/predicates.md (aligned_memory_operand): Mark
18312 as define_special_predicate.
18313 (unaligned_memory_operand, normal_memory_operand): Likewise.
18314 (reg_or_unaligned_mem_operand): Remove.
18315 (any_memory_operand): Match the documentation and check for
18316 non-renumbered pseudos during reload.
18317 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
18318 alpha_secondary_reload_class, update to new interface, make static.
18319 Handle CQImode like HImode. Remove FP subreg check.
18320 (alpha_expand_mov): Use replace_equiv_address.
18321 (alpha_expand_mov_nobwx): Use any_memory_operand.
18322 (TARGET_SECONDARY_RELOAD): New.
18323 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
18324 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18325 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
18326 * config/alpha/alpha.md: ... here.
18327 (RELOAD12, reloadmode): New.
18329 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
18330 Don't handle the aligned case here.
18331 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
18332 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
18333 reload_inhi_help. Don't expect a scratch register.
18334 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
18336 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
18338 2007-04-27 Richard Guenther <rguenther@suse.de>
18340 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
18342 2007-04-27 Richard Guenther <rguenther@suse.de>
18344 PR tree-optimization/30965
18345 PR tree-optimization/30978
18346 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
18347 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
18348 (find_equivalent_equality_comparison): Likewise.
18349 (simplify_cond): Likewise.
18350 (get_prop_source_stmt): New helper.
18351 (get_prop_dest_stmt): Likewise.
18352 (can_propagate_from): Likewise.
18353 (remove_prop_source_from_use): Likewise.
18354 (combine_cond_expr_cond): Likewise.
18355 (forward_propagate_comparison): New function.
18356 (forward_propagate_into_cond): Rewrite to use fold for
18358 (tree_ssa_forward_propagate_single_use_vars): Call
18359 forward_propagate_comparison to propagate comparisons.
18361 2007-04-27 Richard Guenther <rguenther@suse.de>
18363 PR tree-optimization/31715
18364 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
18365 sure to do computation on the offset in an appropriate
18368 2007-04-27 Richard Sandiford <richard@codesourcery.com>
18370 * reload.h (elimination_target_reg_p): Declare.
18371 * reload.c (find_reloads): Don't apply the reg_rtx move
18372 optimization if the SET_DEST satisfies elimination_target_reg_p.
18373 * reload1.c (elimination_target_reg_p): New function.
18374 (gen_reload): In the move/add2 fallback, make sure that op0
18375 does not overlap the destination register.
18377 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18379 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
18380 transform only GIMPLE_MODIFY_STMTs.
18381 * tree-complex.c (expand_complex_operations_1): Ditto.
18382 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
18383 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
18384 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
18386 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18387 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
18388 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
18389 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
18390 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
18391 slpeel_add_loop_guard): Ditto.
18392 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
18393 * lambda-code.c (perfect_nestify): Ditto.
18394 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
18395 before the first statement.
18396 * tree-optimize.c (execute_free_datastructures): Fix comments.
18397 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
18398 * tree-flow.h (disband_implicit_edges): Declaration removed.
18399 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
18401 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
18402 COND_EXPRs without gotos.
18403 (disband_implicit_edges, has_label_p): Removed.
18404 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
18405 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
18407 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
18409 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
18410 also for COND_EXPRs.
18411 * cfgexpand.c (label_rtx_for_bb): New function.
18412 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
18413 Use label_rtx_for_bb to find the labels.
18414 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
18415 last block. Detect fallthru edges.
18417 2007-04-26 Ian Lance Taylor <iant@google.com>
18420 * reload.c (find_reloads_subreg_address): If the address was valid
18421 in the original mode but not in the new mode, reload the whole
18424 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18426 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
18427 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
18428 (cleanup_control_expr_graph): Do not invalidate dominance info.
18429 Record altered blocks.
18430 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
18431 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
18432 cleanup_tree_cfg_bb): New functions.
18433 (remove_forwarder_block): Do not maintain the worklist of blocks.
18434 Record altered blocks.
18435 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
18436 not over whole cfg.
18437 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
18438 delete_unreachable_blocks if dominators are not available.
18439 * tree-inline.c (optimize_inline_calls): Free dominance information
18441 * tree-flow.h (remove_edge_and_dominated_blocks,
18442 cfgcleanup_altered_bbs): Altered.
18443 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
18445 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
18447 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
18448 do not invalidate dominators.
18450 2007-04-26 Anatoly Sokolov <aesok@post.ru>
18452 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
18453 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
18454 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18455 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18457 2007-04-26 Steve Ellcey <sje@cup.hp.com>
18459 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
18461 2007-04-26 Richard Guenther <rguenther@suse.de>
18463 PR tree-optimization/31703
18464 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
18465 the right type for the target of the bittest.
18467 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18469 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
18470 ix86_sol10_return_in_memory.
18472 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18474 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
18477 2007-04-26 Jakub Jelinek <jakub@redhat.com>
18480 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
18482 PR tree-optimization/30558
18483 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
18484 clear this_state.prev_try.
18486 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18487 Mark Mitchell <mark@codesourcery.com>
18489 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
18490 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
18491 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
18493 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18496 * doc/invoke.texi (%:print-asm-header): Document.
18497 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
18499 (static_spec_functions): Add print-asm-header.
18500 (main): Print a banner before the --target-help linker options.
18501 (print_asm_header_spec_function): New function.
18503 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
18506 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
18507 (movsf_ie): Likewise.
18509 2007-04-25 Paolo Carlini <pcarlini@suse.de>
18511 * doc/extend.texi ([Type Traits]): Adjust per N2255.
18513 2007-04-25 Bob Wilson <bob.wilson@acm.org>
18515 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
18516 exception for divide-by-zero.
18517 (__umodsi3, __modsi3): Likewise.
18519 2007-04-25 Dirk Mueller <dmueller@suse.de>
18521 * c-typeck.c (build_compound_expr): Annotate warning()
18522 call with OPT_Wunused_value.
18523 * tree-ssa.c (warn_uninit): Annotate warning with
18525 * c-common.c (handle_sentinel_attribute): Annotate warning
18526 call with OPT_Wattributes.
18528 2007-04-25 Thiemo Seufer <ths@mips.com>
18530 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
18531 (mips16): Fix typo.
18532 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
18533 on to the assembler. Improve handling of -mno-mips16. Add handling
18534 of -mno-mips3d, -mno-dsp, -mno-dspr2.
18535 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
18536 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
18537 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
18539 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
18542 * config/i386/winnt.c (i386_pe_file_end): Strip only
18543 USER_LABEL_PREFIX when writing export name.
18545 2007-04-25 Richard Sandiford <richard@codesourcery.com>
18547 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
18548 sh/elf.h, vx-common.h and vxworks.h.
18549 * config/sh/sh.h: Include config/vxworks-dummy.h.
18550 (SUBTARGET_OVERRIDE_OPTIONS): Define.
18551 (OVERRIDE_OPTIONS): Use it.
18552 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
18553 (vxworks_picreg): New pattern.
18554 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
18555 VXWORKS_OS_CPP_BUILTINS.
18556 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
18557 to their VXWORKS_* equivalents.
18558 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18559 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
18560 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
18561 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
18562 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
18563 -mrtp/-fPIC multilibs.
18564 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
18565 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
18566 (MULTILIB_OSDIRNAMES): Delete.
18568 2007-04-25 Anatoly Sokolov <aesok@post.ru>
18571 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
18573 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
18575 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
18576 rounding mode to be specified by the caller.
18577 (real_to_mpfr) Likewise.
18578 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
18579 include new arguments.
18580 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
18582 2007-04-24 Ian Lance Taylor <iant@google.com>
18584 PR tree-optimization/31605
18585 * tree-vrp.c (set_value_range): Check that min and max are not
18586 both overflow infinities.
18587 (set_value_range_to_value): New static function.
18588 (extract_range_from_binary_expr): Call set_value_range_to_value.
18589 (extract_range_from_cond_expr): Likewise.
18590 (extract_range_from_expr): Likewise.
18591 (extract_range_from_unary_expr): Likewise. Don't create a range
18592 which overflows on both sides.
18593 (vrp_meet): Check for a useless range.
18594 (vrp_visit_phi_node): If we see a constant which looks like an
18595 overflow infinity, turn off the TREE_OVERFLOW flag.
18597 2007-04-24 Ian Lance Taylor <iant@google.com>
18599 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
18601 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
18603 PR diagnostic/25923
18604 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
18605 diagnostic message is being built.
18606 * tree-pretty-print.c (dump_generic_node): Only write the
18607 formatted text into BUFFER's stream if we are not building a
18608 diagnostic message.
18609 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
18611 * Makefile.in (toplev.o): Depend on tree-pass.h.
18613 2007-04-24 Ian Lance Taylor <iant@google.com>
18615 PR tree-optimization/31602
18616 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
18617 conditionals in the copied loop header.
18618 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
18619 warnings if TREE_NO_WARNING is set.
18620 * doc/invoke.texi (Warning Options): Clarify that
18621 -Wstrict-overflow does not warn about loops.
18623 2007-04-24 Janis Johnson <janis187@us.ibm.com>
18625 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
18626 expand on the comment about _Decimal128 arguments and check the
18627 integer result of the modulus operation; for 64-bit ELF ABI, ensure
18628 that _Decimal128 argument uses even/odd register pair.
18629 (function_arg): Ditto.
18631 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18633 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18634 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18636 2007-04-24 Richard Guenther <rguenther@suse.de>
18637 Olga Golovanevsky <olga@il.ibm.com>
18639 * fold-const.c (multiple_of_p): Check for bottom
18642 2007-04-24 Richard Henderson <rth@redhat.com>
18644 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18645 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18646 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18647 looking for non-zero bits shifted out. Avoid a recursive call
18648 when constructing the scalar.
18649 (__floatundisf): Likewise.
18651 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18653 * dwarf2out.c (field_byte_offset): Move the existing logic
18654 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18655 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18657 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18660 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18661 length argument of 0 for memset.
18662 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18663 unsigned shift instead of the signed variant.
18665 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18667 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18668 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18669 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18670 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18671 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18672 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18673 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18674 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18675 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18676 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18677 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18678 "mul<mode>3", "div<mode>3"): Insn definitions added.
18679 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18680 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18681 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18682 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18683 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18684 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18685 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18686 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18687 TARGET_FLOAT_FORMAT): Macro definitions removed.
18688 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18689 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18690 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18691 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18692 (s390_gen_rtx_const_DI): Function removed.
18693 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18695 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18697 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18698 over an external ffs function.
18700 2007-04-24 Chao-ying Fu <fu@mips.com>
18701 Richard Sandiford <richard@nildram.co.uk>
18703 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18704 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18705 (smadd_widen_optab, umadd_widen_optab): Define.
18706 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18708 * genopinit.c (optabs): Fill in smadd_widen_optab and
18710 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18711 and umadd_widen_optab to implement multiply-add sequences.
18712 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18713 (<u>maddsidi4): ...this. Extend condition to include
18714 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18715 of operand 0 to "ka" and use the three-operand form of madd<u>
18717 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18719 * config/mips/constraints.md (ka): New register constraint.
18721 2007-04-24 Jan Hubicka <j@suse.cz>
18725 2007-04-23 Jan Hubicka <jh@suse.cz>
18726 * function.c (init_function_start): Don't init line number info.
18727 (expand_function_end): Update.
18728 (reset_block_changes, record_block_change, finalize_block_changes,
18729 check_block_change, free_block_changes): Kill.
18730 * function.h (reset_block_changes, record_block_change,
18731 finalize_block_changes, check_block_change, free_block_changes):
18733 (struct function): Remove ib_boundaries_block.
18734 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18735 Use curr_insn_locator to initialize locator.
18736 (emit_line_note): Remove.
18737 * cfgexpand.c (expand_gimple_cond_expr): Update.
18738 (construct_exit_block): Likewise.
18739 (tree_expand_cfg): Initialize/finalize locators.
18740 * expr.c (expand_expr_real): Update.
18741 * cfglayout.c (line_locators_locs, line_locators_lines,
18742 file_locators_locs, file_locators_files): Remove.
18743 (set_block_levels): Move to cfgexpand.c.
18744 (insn_locators_initialize): Remove.
18745 (pass_insn_locators_initialize): Remove.
18746 (locations_locators_locs, locations_locators_vals): New static vars.
18747 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18749 (insn_locators_alloc, insn_locators_finalize,
18750 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18752 (locator_location): New.
18753 (locator_line, locator_file): Rewrite.
18754 * rtl.h (emit_line_note): Kill.
18755 (insn_locators_alloc, insn_locators_finalize,
18756 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18758 * tree-inline.c (initialize_cfun): Do not initialize
18759 ib_boundaries_block.
18760 * passes.c (pass_insn_locators_initialize): Remove.
18762 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18764 * doc/invoke.texi: Removed leading '-' from option index entries.
18766 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18768 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18770 (create_phi_node): Use set_phi_nodes.
18771 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18772 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18773 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18774 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18775 (bsi_start, bsi_last): Use bb_stmt_list.
18776 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18777 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18778 Traverse the statements using tsi iterator.
18779 * basic-block.h (struct basic_block_def): Fields stmt_list
18780 and phi_nodes moved to ...
18781 (struct tree_bb_info): ... new structure.
18782 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18783 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18784 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18785 (tree_verify_flow_info): Verify that il.tree is not set for
18786 entry and exit block.
18787 (tree_split_block): Use set_bb_stmt_list.
18789 2007-04-23 Mike Stump <mrs@apple.com>
18791 * config/i386/i386.c (ix86_tune_features
18792 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18795 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18797 * config/i386/i386.md (prefix_extra): New attribute.
18798 (length): Add prefix_extra.
18800 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18801 (sse2_movntv2di): Likewise.
18802 (sse2_cvtps2dq): Likewise.
18803 (sse2_cvtpd2pi): Likewise.
18804 (sse2_cvttpd2pi): Likewise.
18805 (*sse2_cvtpd2ps): Likewise.
18806 (*add<mode>3): Likewise.
18807 (sse2_ssadd<mode>3): Likewise.
18808 (sse2_usadd<mode>3): Likewise.
18809 (*sub<mode>3): Likewise.
18810 (sse2_sssub<mode>3): Likewise.
18811 (sse2_ussub<mode>3): Likewise.
18812 (*mulv8hi3): Likewise.
18813 (*smulv8hi3_highpart): Likewise.
18814 (*umulv8hi3_highpart): Likewise.
18815 (sse2_umulv2siv2di3): Likewise.
18816 (sse2_pmaddwd): Likewise.
18817 (ashr<mode>3): Likewise.
18818 (lshr<mode>3): Likewise.
18819 (ashl<mode>3): Likewise.
18820 (sse2_ashlti3): Likewise.
18821 (sse2_lshrti3): Likewise.
18822 (*umaxv16qi3): Likewise.
18823 (*smaxv8hi3): Likewise.
18824 (*uminv16qi3): Likewise.
18825 (*sminv8hi3): Likewise.
18826 (sse2_eq<mode>3): Likewise.
18827 (sse2_gt<mode>3): Likewise.
18828 (*and<mode>3): Likewise.
18829 (sse2_nand<mode>3): Likewise.
18830 (*ior<mode>3): Likewise.
18831 (*xor<mode>3): Likewise.
18832 (sse2_packsswb): Likewise.
18833 (sse2_packssdw): Likewise.
18834 (sse2_packuswb): Likewise.
18835 (sse2_punpckhbw): Likewise.
18836 (sse2_punpcklbw): Likewise.
18837 (sse2_punpckhwd): Likewise.
18838 (sse2_punpcklwd): Likewise.
18839 (sse2_punpckhdq): Likewise.
18840 (sse2_punpckldq): Likewise.
18841 (sse2_punpckhqdq): Likewise.
18842 (sse2_punpcklqdq): Likewise.
18843 (*sse2_pinsrw): Likewise.
18844 (*sse2_pextrw): Likewise.
18845 (sse2_pshufd_1): Likewise.
18846 (sse2_uavgv16qi3): Likewise.
18847 (sse2_uavgv8hi3): Likewise.
18848 (sse2_psadbw): Likewise.
18849 (sse2_pmovmskb): Likewise.
18850 (*sse2_maskmovdqu): Likewise.
18851 (*sse2_maskmovdqu_rex64): Likewise.
18852 (sse4a_extrqi): Likewise.
18853 (sse4a_extrq): Likewise.
18854 (sse3_lddqu): Set prefix_rep.
18855 (sse3_addsubv4sf3): Likewise.
18856 (sse3_haddv4sf3): Likewise.
18857 (sse3_hsubv4sf3): Likewise.
18858 (sse_cvtss2si): Likewise.
18859 (sse_cvtss2si_2): Likewise.
18860 (sse_cvtss2siq): Likewise.
18861 (sse_cvtss2siq_2): Likewise.
18862 (sse_cvttss2si): Likewise.
18863 (sse_cvttss2siq): Likewise.
18864 (sse2_cvttps2dq): Likewise.
18865 (sse3_movshdup): Likewise.
18866 (sse3_movsldup): Likewise.
18867 (sse2_cvtsd2si): Likewise.
18868 (sse2_cvtsd2si_2): Likewise.
18869 (sse2_cvtsd2siq): Likewise.
18870 (sse2_cvtsd2siq_2): Likewise.
18871 (sse2_cvttsd2si): Likewise.
18872 (sse2_cvttsd2siq): Likewise.
18873 (*sse2_cvtpd2dq): Likewise.
18874 (*sse2_cvttpd2dq): Likewise.
18875 (sse2_pshuflw_1): Likewise.
18876 (sse2_pshufhw_1): Likewise.
18877 (sse4a_insertqi): Likewise.
18878 (sse4a_insertq): Likewise.
18879 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18880 (ssse3_phadddv4si3): Likewise.
18881 (ssse3_phaddswv8hi3): Likewise.
18882 (ssse3_phsubwv8hi3): Likewise.
18883 (ssse3_phsubdv4si3): Likewise.
18884 (ssse3_phsubswv8hi3): Likewise.
18885 (ssse3_pmaddubswv8hi3): Likewise.
18886 (ssse3_pmulhrswv8hi3): Likewise.
18887 (ssse3_pshufbv16qi3): Likewise.
18888 (ssse3_psign<mode>3): Likewise.
18889 (ssse3_palignrti): Likewise.
18890 (abs<mode>2): Likewise.
18891 (ssse3_phaddwv4hi3): Set prefix_extra.
18892 (ssse3_phadddv2si3): Likewise.
18893 (ssse3_phaddswv4hi3): Likewise.
18894 (ssse3_phsubwv4hi3): Likewise.
18895 (ssse3_phsubdv2si3): Likewise.
18896 (ssse3_phsubswv4hi3): Likewise.
18897 (ssse3_pmaddubswv4hi3): Likewise.
18898 (ssse3_pmulhrswv4hi3): Likewise.
18899 (ssse3_pshufbv8qi3): Likewise.
18900 (ssse3_psign<mode>3): Likewise.
18901 (ssse3_palignrdi): Likewise.
18902 (abs<mode>2): Likewise.
18903 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18904 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18905 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18907 2007-04-23 Nick Clifton <nickc@redhat.com>
18909 * params.def: Fix formatting of emacs local variables.
18911 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18913 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18914 move if inter-unit move isn't allowed.
18915 Don't split moving the first element of V2DI to DI to inter-unit
18916 move if inter-unit move isn't allowed.
18918 2007-04-23 Richard Guenther <rguenther@suse.de>
18920 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18921 and CDI_POST_DOMINATORS separately.
18923 2007-04-23 Nick Clifton <nickc@redhat.com>
18925 * c.opt (Wformat-contains-nul): Add warning attribute.
18927 2007-04-23 Jan Hubicka <jh@suse.cz>
18929 * function.c (init_function_start): Don't init line number info.
18930 (expand_function_end): Update.
18931 (reset_block_changes, record_block_change, finalize_block_changes,
18932 check_block_change, free_block_changes): Kill.
18933 * function.h (reset_block_changes, record_block_change,
18934 finalize_block_changes, check_block_change, free_block_changes):
18936 (struct function): Remove ib_boundaries_block.
18937 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18938 Use curr_insn_locator to initialize locator.
18939 (emit_line_note): Remove.
18940 * cfgexpand.c (expand_gimple_cond_expr): Update.
18941 (construct_exit_block): Likewise.
18942 (tree_expand_cfg): Initialize/finalize locators.
18943 * expr.c (expand_expr_real): Update.
18944 * cfglayout.c (line_locators_locs, line_locators_lines,
18945 file_locators_locs, file_locators_files): Remove.
18946 (set_block_levels): Move to cfgexpand.c.
18947 (insn_locators_initialize): Remove.
18948 (pass_insn_locators_initialize): Remove.
18949 (locations_locators_locs, locations_locators_vals): New static vars.
18950 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18952 (insn_locators_alloc, insn_locators_finalize,
18953 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18955 (locator_location): New.
18956 (locator_line, locator_file): Rewrite.
18957 * rtl.h (emit_line_note): Kill.
18958 (insn_locators_alloc, insn_locators_finalize,
18959 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18961 * tree-inline.c (initialize_cfun): Do not initialize
18962 ib_boundaries_block.
18963 * passes.c (pass_insn_locators_initialize): Remove.
18965 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18967 PR middle-end/31448
18968 * expr.c (reduce_to_bit_field_precision): Handle
18971 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18973 PR tree-optimization/24659
18974 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18975 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18976 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18977 * genopinit.c (optabs): Rename vec_pack_mod_optab
18978 to vec_pack_trunc_optab.
18979 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18980 early for scalar floating point operands for NOP_EXPR.
18981 (vectorizable_type_promotion): Ditto.
18982 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18983 vec_pack_trunc_optab.
18984 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18986 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18987 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18988 Rename from VEC_PACK_MOD_EXPR.
18989 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18990 * expr.c (expand_expr_real_1): Ditto.
18991 * tree-inline.c (estimate_num_insns_1): Ditto.
18992 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18994 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18995 (vec_unpacks_lo_v4sf): Ditto.
18996 (vec_pack_trunc_v2df): Ditto.
18997 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18998 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18999 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19001 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19003 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19005 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19006 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19007 packing of floating point operands.
19008 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19009 represent unpacking of floating point operands.
19010 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19011 [vec_unpacks_hi]: Ditto.
19012 [vec_unpacks_lo]: Ditto.
19014 2007-04-22 Jan Hubicka <jh@suse.cz>
19016 * final.c (rest_of_handle_final): Call
19017 targetm.asm_out.constructor/targetm.asm_out.destructor
19018 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19019 proper priority via decl_*_priority_insert.
19020 * c-common.c (c_expand_body): Likewise.
19022 2007-04-22 Richard Guenther <rguenther@suse.de>
19024 PR tree-optimization/29789
19025 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19026 (rewrite_reciprocal): New helper split out from
19027 determine_invariantness_stmt.
19028 (rewrite_bittest): Likewise.
19029 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19030 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19033 2007-04-22 Revital Eres <eres@il.ibm.com>
19035 * loop-unroll.c (var_to_expand): New field to support also
19036 insns of the form x = something + x.
19037 (analyze_insn_to_expand_var): Use it.
19038 (expand_var_during_unrolling): Likewise.
19040 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19042 * predict.c: Include pointer-set.h.
19043 (bb_predictions): New variable.
19044 (tree_predicted_by_p, tree_predict_edge,
19045 remove_predictions_associated_with_edge): Use bb_predictions map
19046 instead of bb->predictions.
19047 (clear_bb_predictions, assert_is_empty): New functions.
19048 (combine_predictions_for_bb): Use bb_predictions map. Call
19049 clear_bb_predictions.
19050 (tree_estimate_probability): Create and free bb_predictions map.
19051 * Makefile.in (predict.o): Add pointer-set.h dependency.
19052 * basic-block.h (struct basic_block_def): Remove predictions
19054 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19056 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19059 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19062 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19064 * timevar.c (timevar_print): Change reference of --disable-checking to
19065 --enable-checking=release. Also warn if assert checking is disabled.
19067 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19070 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19071 decl as addressable if the compound literal was marked as
19073 Mark the decl as a gimple register if it is a complex or
19074 vector decl and does not live in memory.
19076 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19078 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19079 (GENERIC_NEXT): New function macro.
19080 (PHI_CHAIN): Use phi_node's new chain variable.
19081 (tree_phi_node): Change tree_common to tree_base
19082 and add the chain field.
19083 * tree-phinodes.c (make_phi_node): Don't set
19084 TREE_TYPE on the new node.
19085 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19086 instead of checking GIMPLE_TUPLE_P in chain_next.
19087 * tree-vect-transform.c
19088 (get_initial_def_for_induction): Look at
19089 PHI_RESULT_TREE for the type of the phi node.
19090 (update_vuses_to_preheader): Use PHI_CHAIN
19091 instead of TREE_CHAIN on the phi node.
19092 * tree-ssa-structalias.c (compute_points_to_sets):
19094 (ipa_pta_execute): Likewise.
19096 2007-04-21 Richard Guenther <rguenther@suse.de>
19098 PR middle-end/31136
19099 * fold-const.c (fold_unary): Call fold_convert_const on the
19102 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19104 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19105 (store_killed_in_pat): New.
19107 2007-04-20 Richard Henderson <rth@redhat.com>
19110 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19111 TREE_LIST with a void_type_node value, not void_list_node exactly.
19113 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19115 * doc/standards.texi: Re-arrange into language-specific
19116 subsections. Add a C++ section, documenting which standards we
19119 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19121 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19122 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19124 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19126 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19127 ecrti.o and crtbegin.o.
19128 (LIB_DEFAULT_SPEC): Include -lc.
19129 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19131 2007-04-20 Richard Henderson <rth@redhat.com>
19134 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19135 argument; update all callers.
19136 (get_unaligned_offset): New.
19137 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19138 get_unaligned_address, just pass on the address directly.
19139 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19140 the subreg in the helper patterns.
19141 (unaligned_extendqidi_le): Use get_unaligned_offset.
19142 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19143 (unaligned_extendhidi_be): Likewise.
19144 (unaligned_extendhidi): Tidy.
19145 * config/alpha/alpha-protos.h: Update.
19147 2007-04-20 Richard Henderson <rth@redhat.com>
19149 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19150 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19151 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19152 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19153 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19154 (CPP_SPEC): Don't include %(cpp_subtarget).
19155 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19156 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19157 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19159 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19161 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19162 for __builtin_ia32_cmpordss.
19164 PR tree-optimization/31632
19165 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19166 and arg1 for optimizations of comparison against min/max values.
19167 Fold arg0 to arg1's type for optimizations of comparison against
19168 min+1 and max-1 values.
19170 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19172 * reload.c (combine_reloads): When trying to use a dying register,
19173 check whether it's uninitialized and don't use if so.
19175 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19177 * fold-const.c: Remove prototypes for native_encode_expr and
19178 native_interpret_expr.
19179 (native_encode_expr): Make non-static.
19180 (native_interpret_expr): Likewise.
19181 * tree.h: Add prototypes for the above.
19183 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19185 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19186 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19187 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19188 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19189 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19190 Add length attributes.
19192 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19194 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19197 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19198 __STDC_WANT_DEC_FP__.
19200 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19202 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19203 for long double compatibility.
19204 * configure: Regenerate.
19206 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19208 PR rtl-optimization/29841
19209 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19211 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19212 that may cause control flow transfer from being moved.
19214 2007-04-18 Jan Hubicka <jh@suse.cz>
19216 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19219 2007-04-18 Eric Christopher <echristo@apple.com>
19221 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19222 only. Update operands.
19223 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19224 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19225 link register to pic register.
19227 2007-04-18 Dirk Mueller <dmueller@suse.de>
19229 PR diagnostic/31227
19230 * tree-vrp.c (search_for_addr_array): New.
19231 (check_array_bounds): Suppress warning about
19232 address taken of array refs if its not de-referenced.
19234 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19236 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19237 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19239 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19240 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19241 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19243 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19245 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19247 (vect_analyze_scalar_cycles): Fix indentation.
19248 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19249 (vect_mark_relevant): Include phis in relevance analysis.
19251 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19253 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19255 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19256 output_operand_lossage().
19258 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19260 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19261 the unused code for reduction without adjust-in-epilog to simplify the
19264 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19266 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19267 (S390_TDC_NEGATIVE_ZERO): New constant.
19268 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19269 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19270 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19271 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19272 (S390_TDC_POSITIVE_INFINITY): New constant.
19273 (S390_TDC_NEGATIVE_INFINITY): New constant.
19274 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19275 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19276 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19277 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19278 (S390_TDC_INFINITY): New constant.
19279 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19280 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19281 optimization for UNSPEC_CCZ_TO_INT.
19282 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19283 ("*ccz_to_int"): New insn.
19284 ("isinf<mode>2"): New insn.
19285 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19286 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19287 (UNSPEC_CCZ_TO_INT): New constant.
19289 2007-04-18 Richard Guenther <rguenther@suse.de>
19291 PR tree-optimization/19431
19292 PR tree-optimization/21463
19293 * tree-pass.h (pass_phiprop): Declare.
19294 * passes.c (init_optimization_passes): New phiprop pass.
19295 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19296 (phivn_valid_p): New helper function.
19297 (phiprop_insert_phi): Likewise.
19298 (propagate_with_phi): Likewise.
19299 (tree_ssa_phiprop): New propagator propagating loads
19300 through phi nodes if profitable.
19302 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19304 * tree-vect-analyze.c (process_use): New function.
19305 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
19306 Check phis in all bbs.
19307 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
19310 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
19312 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
19315 2007-04-17 Anatoly Sokolov <aesok@post.ru>
19318 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
19321 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
19323 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
19325 (sse_vmmulv4sf3): Likewise.
19326 (sse2_vmaddv2df3): Likewise.
19327 (sse2_vmmulv2df3): Likewise.
19329 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
19331 PR rtl-optimization/31360
19332 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
19333 (target_reg_cost): New.
19334 (init_set_costs): Initialize target_reg_cost. Add comments
19335 regarding the rationale of the costs.
19336 (global_cost_for_size): Renamed to...
19337 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
19338 of register pressure.
19339 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
19340 estimate_reg_pressure_cost. Add number of ivs.
19341 (determine_set_costs): Dump target_reg_cost.
19342 * loop-invariant.c (gain_for_invariant): Use
19343 estimate_reg_pressure_cost. Removed n_inv_uses argument.
19344 (best_gain_for_invariant, find_invariants_to_move): Remove
19346 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
19347 (target_reg_cost): Declare.
19348 (global_cost_for_size): Declaration removed.
19349 (estimate_reg_pressure_cost): Declare.
19351 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
19353 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
19354 regnos into even/odd register pairs.
19355 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
19356 TDmode similar to the other floating point modes.
19357 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
19358 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
19360 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
19361 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
19362 (movdd_hardfloat64): Use TARGET_MFPGPR.
19364 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
19366 * reload1.c (delete_output_reload): Don't count output in n_inherited.
19369 2005-01-05 Richard Henderson <rth@redhat.com>
19371 * reload1.c (do_input_reload): Restrict the optimization deleteing
19372 a previous output reload to RELOAD_FOR_INPUT.
19374 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
19376 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
19377 induc_vec_info_type.
19378 (vectorizable_induction): New function declaration.
19379 * tree-vect-transform.c (get_initial_def_for_induction): No need to
19380 check if already vectorized. Find first place in BB where new stmts
19381 can be inserted. Takes only one argument.
19382 (vectorizable_induction): New function.
19383 (vect_transform_stmt): Add case for induc_vec_info_type to call
19384 vectorizable_induction.
19385 (vect_transform_loop): Consider phis for vectorization.
19386 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
19388 (analyze_operations): Call vectorizable_induction when analyzing phis.
19390 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
19391 (vect_mark_relevant): Include phis in relevance analysis.
19392 (vect_mark_stmts_to_be_vectorize): Likewise.
19393 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
19395 2007-04-16 Lawrence Crowl <crowl@google.com>
19397 * doc/invoke.texi (Debugging Options): Add documentation for the
19398 -femit-struct-debug options -femit-struct-debug-baseonly,
19399 -femit-struct-debug-reduced, and
19400 -femit-struct-debug-detailed[=...].
19402 * c-opts.c (c_common_handle_option): Add
19403 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
19404 and OPT_femit_struct_debug_detailed_.
19405 * c.opt: Add specifications for
19406 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
19407 and -femit-struct-debug-detailed[=...].
19408 * opts.c (set_struct_debug_option): Parse the
19409 -femit-struct-debug-... options.
19410 * opts.c (matches_main_base, main_input_basename,
19411 main_input_baselength, base_of_path, matches_main_base): Add
19412 variables and functions to compare header base name to compilation
19414 * opts.c (should_emit_struct_debug): Add to determine to emit a
19415 structure based on the option.
19416 (dump_struct_debug) Also disabled function to debug this
19418 * opts.c (handle_options): Save the base name of the
19421 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
19422 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
19423 This hook indicates if a type is generic. Set it by default
19424 to "never generic".
19425 * langhooks.h (struct lang_hooks_for_types): Add a new hook
19426 to determine if a struct type is generic or not.
19427 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
19428 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
19429 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
19430 with live C++ hook.
19432 * flags.h (enum debug_info_usage): Add an enumeration to describe
19433 a program's use of a structure type.
19434 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
19435 to indicate the program's usage of the type. Filter structs based
19436 on the -femit-struct-debug-... specification.
19437 (gen_type_die): Split into two routines, gen_type_die and
19438 gen_type_die_with_usage. gen_type_die is now a wrapper
19439 that assumes direct usage.
19440 (gen_type_die_with_usage): Replace calls to gen_type_die
19441 with gen_type_die_with_usage adding the program usage of
19442 the referenced type.
19443 (dwarf2out_imported_module_or_decl): Suppress struct debug
19444 information using should_emit_struct_debug when appropriate.
19446 2007-04-16 Ian Lance Taylor <iant@google.com>
19448 PR tree-optimization/31522
19449 * tree-vrp.c (vr_phi_edge_counts): New static variable.
19450 (vrp_initialize): Allocate vr_phi_edge_counts.
19451 (vrp_visit_phi_node): Don't push to infinity if we saw a new
19452 executable edge. Drop test for all constants.
19453 (vrp_finalize): Free vrp_phi_edge_counts.
19455 * doc/cpp.texi (Common Predefined Macros): Clarify description of
19456 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19458 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
19459 predecessors at head rather than tail.
19461 2007-04-16 Matthias Klose <doko@debian.org>
19463 * config/alpha/linux.h (CPP_SPEC): Define.
19464 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
19466 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
19468 * function.h: Remove sequence_stack extern declaration.
19470 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19472 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
19474 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
19477 2007-04-16 Anatoly Sokolov <aesok@post.ru>
19479 * config/avr/avr.c (avr_arch_types): Rearranging array.
19480 (enum avr_arch): Add.
19481 (avr_mcu_types): Use avr_arch enumeration constants instead of
19483 * config/avr/avr.h (LINK_SPEC): Simplify.
19485 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19487 * config/m68k/m68k.c (m68k_libcall_value,
19488 m68k_function_value): Use macros for register names more.
19490 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
19492 (M68K_REGNAME): Use A6_REG.
19493 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
19495 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19497 PR middle-end/28071
19498 * sched-int.h (struct deps): Split field 'pending_lists_length' into
19499 'pending_read_list_length' and 'pending_write_list_length'. Update
19501 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
19502 to handle two length counters instead of one. Update all uses.
19503 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
19504 two length counters instead of one.
19505 * sched-rgn.c (propagate_deps): Update to handle two length counters
19508 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
19511 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
19512 copy of source, pass it to ix86_expand_vector_set and return
19515 2007-04-16 David Ung <davidu@mips.com>
19516 Joseph Myers <joseph@codesourcery.com>
19518 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
19519 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
19520 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
19521 Add 74K processor information.
19522 * config/mips/mips.md: Include 74k.md.
19523 (cpu): Add 74kc,74kf,74kx.
19524 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
19525 * config/mips/74k.md: New.
19526 * doc/invoke.texi (MIPS Options): Document 74K support.
19528 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
19530 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
19531 vectorizable_* functions.
19532 * tree-vect-transform.c (vectorizable_call): Add check for
19533 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
19534 (vectorizable_store): likewise.
19535 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
19537 (vectorizable_operation, vectorizable_type_demotion): Likewise.
19538 (vectorizable_type_promotion, vectorizable_load): Likewise.
19539 (vectorizable_live_operation, vectorizable_condition): Likewise.
19540 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
19542 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
19544 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19546 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
19547 register numbers more.
19548 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
19549 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
19550 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
19551 FUNCTION_VALUE_REGNO_P): Likewise.
19552 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
19553 STATIC_CHAIN_REGNUM): Likewise.
19554 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
19555 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
19556 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
19557 * config/m68k/m68k.md (FP_REG): New.
19559 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19561 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
19564 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19566 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
19567 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
19570 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19572 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
19575 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
19578 * c-decl.c (finish_decl): Grab the type of the decl after the call
19579 to store_init_value.
19581 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
19583 * common.opt (fforward-propagate): Fix "Optimization" annotation.
19585 2007-04-14 Jakub Jelinek <jakub@redhat.com>
19588 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
19589 dominators, post dominators and cleanup cfg before returning.
19591 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
19593 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
19594 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
19596 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
19598 * config.gcc: Recognize fido.
19599 * config/m68k/m68k-devices.def (fidoa): New.
19600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
19602 (FL_FIDOA, TARGET_FIDOA): New.
19603 * config/m68k/m68k.opt (mfidoa): New.
19605 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19607 PR middle-end/31322
19608 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
19609 when a personality function is used.
19611 2007-04-13 Bob Wilson <bob.wilson@acm.org>
19613 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
19615 2007-04-13 Mike Stump <mrs@apple.com>
19617 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
19619 * config/darwin.opt (fapple-kext): Make C++ only.
19620 * config/darwin.c (darwin_override_options): Remove code to ensure
19621 -fapple-kext is given for C++ only.
19623 2007-04-13 Richard Sandiford <richard@codesourcery.com>
19625 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
19626 * config/mips/mips.c (override_options): Call
19627 SUBTARGET_OVERRIDE_OPTIONS, if defined.
19629 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19631 * config/i386/i386.opt (msvr3-shlib): Removed.
19633 * doc/invoke.texi: Remove -msvr3-shlib.
19635 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19637 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19638 with "popcnt" instruction.
19640 2007-04-13 Richard Guenther <rguenther@suse.de>
19642 PR tree-optimization/21258
19643 * tree-vrp.c (compare_case_labels): New helper.
19644 (find_switch_asserts): New function.
19645 (find_assert_locations): Call it for SWITCH_EXPRs.
19647 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19649 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19650 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19651 check is now implied in X87_FLOAT_MODE_P.
19652 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19653 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19654 (fix_trunc<mode>_i386_fisttp): Ditto.
19655 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19656 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19657 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19658 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19659 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19660 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19661 (unnamed_splitters): Ditto.
19662 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19663 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19664 FIRST_SSE_REG for local functions when SSE math is enabled or
19665 for functions with sseregparm attribute.
19666 (standard_80387_constant_p): Return -1 if mode is not
19668 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19669 (ix86_expand_compare): Ditto.
19670 (ix86_expand_carry_flag_compare): Ditto.
19671 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19672 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19673 DECIMAL_FLOAT_MODE_P.
19674 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19675 of SCALAR_FLOAT_MODE_P.
19676 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19677 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19678 checks before FLOAT_MODE_P.
19679 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19680 before FLOAT_MODE_P.
19685 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19687 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19688 Charles Wilson <libtool@cwilson.fastmail.fm>
19690 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19691 (libgcc.mvars): Don't depend on them.
19692 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19693 * exec-tool.in: New.
19695 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19697 * doc/invoke.text (--help): Document --help=common.
19699 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19701 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19703 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19705 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19706 * genemit.c (main): Emit #include "integrate.h".
19707 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19708 (LOADGP_RTP): New mips_loadgp_style.
19709 * config/mips/mips.h: Include config/vxworks-dummy.h.
19710 (TARGET_RTP_PIC): New macro.
19711 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19712 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19713 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19714 for TARGET_RTP_PIC.
19715 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19716 -mvxworks-pic when using -mrtp and a PIC option.
19717 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19719 (mips_symbolic_constant_p, mips_symbolic_address_p)
19720 (mips_symbol_insns): Handle SYMBOL_HALF.
19721 (override_options): Warn about -G and -mrtp being used together.
19722 Initialize mips_lo_relocs[SYMBOL_HALF].
19723 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19724 (mips_emit_loadgp): Handle LOADGP_RTP.
19725 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19726 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19727 (tablejump): Handle function-relative case table entries if
19729 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19731 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19733 * config/mips/mips.md (load_call<mode>): Allow any general register.
19735 (sibcall_value_internal, sibcall_value_multiple_internal)
19736 (call_value_internal, call_value_split, call_value_multiple_internal)
19737 (call_value_multiple_split): Remove constraints from operand 0.
19739 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19741 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19742 rather than loadgp_noshared.
19743 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19744 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19746 * config/mips/mips.md (loadgp): Rename to...
19747 (loadgp_newabi): ...this.
19748 (loadgp_noshared): Rename to...
19749 (loadgp_absolute): ...this.
19751 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19753 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19754 false for locally-binding symbols.
19755 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19757 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19759 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19760 (SYMBOL_GOT_PAGE_OFST): ...this.
19761 (SYMBOL_GOT_GLOBAL): Rename to...
19762 (SYMBOL_GOT_DISP): ...this.
19763 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19764 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19765 * config/mips/mips.c (mips_global_symbol_p): New function.
19766 (mips_symbol_binds_local_p): Likewise.
19767 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19768 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19769 mips_global_symbol_p and mips_symbol_binds_local_p.
19770 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19771 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19772 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19773 SYMBOL_GOTOFF_DISP.
19774 (mips_ok_for_lazy_binding_p): New function.
19775 (mips_load_call_address, mips_expand_call): Use it.
19776 (mips_dangerous_for_la25_p): Likewise.
19777 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19778 (*got_disp<mode>): Use got_disp_operand instead of
19779 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19780 SYMBOL_GOTOFF_GLOBAL.
19781 (*got_page<mode>): Use got_page_ofst_operand instead of
19783 * config/mips/predicates.md (const_call_insn_operand): Use
19784 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19785 (global_got_operand): Rename to...
19786 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19788 (local_got_operand): Rename to...
19789 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19790 of SYMBOL_GOT_LOCAL.
19792 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19794 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19795 TARGET_CALL_CLOBBERED_GP.
19796 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19797 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19798 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19799 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19800 of TARGET_ABICALLS && !TARGET_NEWABI.
19801 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19802 * config/mips/mips.c (mips_load_call_address): Check
19803 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19804 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19805 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19806 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19807 TARGET_ABICALLS && TARGET_NEWABI.
19808 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19810 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19811 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19812 TARGET_ABICALLS && TARGET_NEWABI.
19813 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19814 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19815 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19816 whether indirect calls must use $25.
19817 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19819 * config/mips/mips.md (jal_macro): Check flag_pic and
19820 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19821 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19822 instead of TARGET_ABICALLS.
19823 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19824 TARGET_ABICALLS && TARGET_OLDABI.
19825 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19826 (sibcall): In the comment above the define_insn, mention
19827 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19828 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19829 instead of TARGET_ABICALLS.
19831 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19833 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19834 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19835 (MACFLAGS_MATCH_P): New macro.
19836 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19837 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19838 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19839 the other MACFLAG constants.
19840 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19841 (flag_machi): Tighten constraints. Renumber some of the operands.
19842 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19844 (flag_machi_parts_acconly): New pattern.
19845 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19847 (flag_macinit1hi): Tighten constraints.
19848 (flag_mul_macv2hi_parts_acconly): New pattern.
19850 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19851 Use a more efficient implementation.
19852 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19853 inline sequences when not optimizing for size.
19855 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19856 movhi_high2low): Delete, merge functionality into...
19857 (packv2hi): ... this pattern.
19859 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19860 * config/bfin/bfin.opt (msim): New option.
19861 (mcpu=): New option.
19862 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19863 (bfin_cpu_t): Typedef of enum bfin_cpu.
19864 (bfin_cpu_type): New declaration.
19865 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19866 -msim and -mcpu= options.
19867 (LIB_SPEC): Likewise.
19868 * config/bfin/bfin.c (bfin_cpu_type): Define.
19869 (bfin_handle_option): Handle -mcpu= option.
19870 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19871 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19872 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19874 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19876 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19877 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19878 (powerpc-wrs-vxworksae): Use ${tm_file}.
19879 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19880 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19881 * config/i386/vx-common.h: New file.
19883 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19885 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19888 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19890 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19893 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19897 * c-common.c (c_build_qualified_type): Set canonical type
19900 2007-04-12 Richard Guenther <rguenther@suse.de>
19902 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19903 lower bound and element size if lower bound is not zero
19904 or either of the ARRAY_REF operands is set.
19906 2007-04-12 Richard Guenther <rguenther@suse.de>
19908 PR tree-optimization/24689
19909 PR tree-optimization/31307
19910 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19912 * gimplify.c (canonicalize_addr_expr): To be consistent with
19913 gimplify_compound_lval only set operands two and three of
19914 ARRAY_REFs if they are not gimple_min_invariant. This makes
19915 it never at this place.
19916 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19918 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19920 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19921 null before emitting a .nsubspa directive.
19923 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19925 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19926 need_to_partition_p if there are no memory statements in the
19929 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19931 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19932 (gcd_of_steps_may_divide_p): New function.
19933 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19935 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19937 * reload.c (find_reloads_toplev, find_reloads_address,
19938 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19939 not a pointer equality test, to decide if we need to call
19940 push_reg_equiv_alt_mem.
19942 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19944 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19945 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19947 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19949 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19951 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19952 vector to be positive.
19954 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19958 * doc/invoke.texi: Document --params max-aliased-vops and
19960 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19961 debug_memory_partitions): Move to tree-flow.h
19962 * params.h (AVG_ALIASED_VOPS): Define.
19963 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19965 (mp_info_t): Likewise.
19966 (get_mem_sym_stats_for): New.
19967 (set_memory_partition): Move from tree-flow-inline.h.
19968 (mark_non_addressable): Only clear the set of symbols for the
19969 partition if it exists.
19970 (dump_memory_partitions): Move from tree-ssa-operands.c
19971 (debug_memory_partitions): Likewise.
19972 (need_to_partition_p): New.
19973 (dump_mem_ref_stats): New.
19974 (debug_mem_ref_stats): New.
19975 (dump_mem_sym_stats): New.
19976 (debug_mem_sym_stats): New.
19977 (update_mem_sym_stats_from_stmt): New.
19978 (compare_mp_info_entries): New.
19979 (mp_info_cmp): Call it.
19980 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19982 (get_mpt_for): Move from tree-ssa-operands.c.
19983 (find_partition_for): New.
19984 (create_partition_for): Remove.
19985 (estimate_vop_reduction): New.
19986 (update_reference_counts): New.
19987 (build_mp_info): New.
19988 (compute_memory_partitions): Refactor.
19989 Document new heuristic.
19990 Call build_mp_info, update_reference_counts,
19991 find_partition_for and estimate_vop_reduction.
19992 (compute_may_aliases): Populate virtual operands before
19993 calling debugging dumps.
19994 (delete_mem_sym_stats): New.
19995 (delete_mem_ref_stats): New.
19996 (init_mem_ref_stats): New.
19997 (init_alias_info): Call it.
19998 (maybe_create_global_var): Remove alias_info argument.
19999 Get number of call sites and number of pure/const call sites
20000 from gimple_mem_ref_stats().
20001 (dump_alias_info): Call dump_memory_partitions first.
20002 (dump_points_to_info_for): Show how many times a pointer has
20004 * opts.c (decode_options): For -O2 set --param
20005 max-aliased-vops to 500.
20006 For -O3 set --param max-aliased-vops to 1000 and --param
20007 avg-aliased-vops to 3.
20008 * fortran/options.c (gfc_init_options): Remove assignment to
20010 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20011 * tree-dfa.c (dump_variable): Dump memory reference
20013 Dump NO_ALIAS* settings.
20014 (referenced_var_lookup): Tidy.
20015 (mem_sym_stats): New.
20016 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20017 and ORIG are different SSA names for a memory partition.
20018 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20019 * tree-flow.h (struct mem_sym_stats_d): Define.
20020 (mem_sym_stats_t): Define.
20021 (struct mem_ref_stats_d): Define.
20022 (struct gimple_df): Add field mem_ref_stats.
20023 (enum noalias_state): Define.
20024 (struct var_ann_d): Add bitfield noalias_state.
20025 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20026 debug_mem_ref_stats, debug_memory_partitions,
20027 debug_mem_sym_stats): Declare.
20028 * tree-ssa-structalias.c (update_alias_info): Update call
20029 sites, pure/const call sites and asm sites in structure
20030 returned by gimple_mem_ref_stats.
20031 Remove local variable IS_POTENTIAL_DEREF.
20032 Increase NUM_DEREFS if the memory expression is a potential
20034 Call update_mem_sym_stats_from_stmt.
20035 If the memory references memory, call
20036 update_mem_sym_stats_from_stmt for all the direct memory
20037 symbol references found.
20038 (intra_create_variable_infos): Set noalias_state field for
20039 pointer arguments according to the value of
20040 flag_argument_noalias.
20041 * tree-ssa-structalias.h (struct alias_info): Remove fields
20042 num_calls_found and num_pure_const_calls_found.
20043 (update_mem_sym_stats_from_stmt): Declare.
20044 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20045 Set default value to 100.
20046 (PARAM_AVG_ALIASED_VOPS): Define.
20048 2007-04-11 Richard Guenther <rguenther@suse.de>
20050 PR middle-end/31530
20051 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20052 a * -b + c as c - a * b if we honor sign dependent rounding.
20054 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20056 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20057 bfin_expand_strmov.
20058 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20059 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20061 (initialize_trampoline): Don't use old-style function definition.
20062 (bfin_secondary_reload): Mark IN_P argument as unused.
20064 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20066 PR tree-optimization/31343
20067 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20068 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20069 * testsuite/gcc.dg/vect/pr31343.c: New.
20071 2007-04-10 Eric Christopher <echristo@apple.com>
20073 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20074 * config/i386/i386.md (*cmpfp0): Use.
20075 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20076 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20077 (fix_trunc<mode>_i386_fisttp): Ditto.
20078 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20079 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20080 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20081 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20082 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20083 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20084 (unnamed_splitters): Ditto.
20085 * config/i386/i386.c (output_fix_trunc): Assert that
20086 we're not being passed a TFmode operand.
20088 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20090 PR tree-optimization/31526
20091 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20092 n_basic_blocks to find newly added blocks.
20094 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20096 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20098 (fix_trunc<mode>si_sse): Ditto.
20099 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20100 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20101 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20102 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20103 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20104 expander using SSEMODEF mode macro.
20105 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20106 expander using SSEMODEF mode macro.
20107 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20108 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20109 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20110 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20111 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20112 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20113 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20114 Macroize insn using X87MODEF mode macro.
20116 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20118 * config/i386/sse.md (sse2_pinsrw): Removed.
20119 (sse2_pextrw): Renamed to ...
20120 (*sse2_pextrw): This.
20122 2007-04-09 Jan Hubicka <jh@suse.cz>
20125 * config/i386/sse.md
20126 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20127 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20128 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20129 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20131 2007-04-09 Jan Hubicka <jh@suse.cz>
20133 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20134 multiple fields of union.
20136 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20138 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20139 (create_preheaders): Check that loops are available.
20140 (fix_loop_structure): Clean up, improve comments.
20141 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20142 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20144 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20145 * predict.c (tree_estimate_probability): Do not call
20146 calculate_dominance_info. Call create_preheaders.
20147 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20148 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20150 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20151 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20152 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20153 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20156 2007-04-08 Jan Hubicka <jh@suse.cz>
20158 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20159 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20160 * fold-const.c (fold_unary): Use it.
20162 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20164 * varasm.c (assemble_variable): Remove call to
20165 lang_hooks.decls.prepare_assemble_variable.
20166 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20167 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20168 * langhooks.h (lang_hooks_for_decls): Remove
20169 prepare_assemble_variable.
20171 2007-04-08 Mike Stump <mrs@apple.com>
20173 * config/i386/i386.c: Use inc/dec on Core2.
20175 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20177 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20178 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20179 lhd_tree_inlining_end_inlining): Remove.
20180 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20181 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20182 end_inlining hooks.
20183 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20184 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20185 lhd_tree_inlining_end_inlining): Remove prototypes.
20186 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20187 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20188 LANG_HOOKS_TREE_INLINING_START_INLINING,
20189 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20191 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20194 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20197 * config/avr/predicates.md (io_address_operand): Delete predicate.
20198 (low_io_address_operand): Don't use 'mode' argument.
20199 (higth_io_address_operand): Rename ...
20200 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20201 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20204 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20206 Revert change removing staticp.
20208 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20211 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20214 2007-04-07 Bruce Korb <bkorb@gnu.org>
20216 * c.opt: Add -Wformat-contains-nul.
20217 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20219 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20220 the NUL byte warning.
20222 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20224 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20226 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20228 * tree.c (staticp): No longer use staticp langhook.
20229 * langhooks.c (lhd_staticp): Removed.
20230 * langhooks.h (struct lang_hooks): Remove staticp.
20231 * c-common.c (c_staticp): Remove.
20232 * c-common.h (c_staticp): Ditto.
20233 * langhooks-defs.h (lhd_staticp): Ditto.
20234 (LHD_HOOKS_STATICP): Ditto
20235 * tree.h (gcc_assert_lowered): New macro.
20237 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20239 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20240 argument "reliable".
20241 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20242 Add argument "reliable". Propagate it through calls.
20243 (infer_loop_bounds_from_undefined): Derive number of iterations
20244 estimates from references in blocks that do not dominate loop latch.
20245 (gcov_type_to_double_int): New function.
20246 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20247 and expected_loop_iterations_unbounded.
20248 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20249 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20250 * tree-data-ref.c (estimated_loop_iterations): Export.
20251 (get_references_in_stmt): Fix -- do not return addresses of local
20253 * cfgloop.h (expected_loop_iterations_unbounded,
20254 estimated_loop_iterations): Declare.
20256 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20258 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20260 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20262 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20263 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20264 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20265 Use output_387_reg_move().
20266 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20267 expander using X87MODEF12 mode macro.
20268 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20269 choosing register preferences. Use output_387_reg_move().
20270 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20271 instead of "x". Use output_387_reg_move().
20272 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20273 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20274 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20275 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20276 Use output_387_reg_move().
20277 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20279 (*truncxf?f_i387 splitter): Ditto.
20281 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20283 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20284 LANG_HOOKS_SAFE_FROM_P.
20285 * expr.c (safe_from_p): Remove langhook call.
20286 * langhooks.h (lang_hooks): Remove safe_from_p.
20287 (lhd_safe_from_p): Remove prototype.
20288 * langhooks.c (lhd_safe_from_p): Remove.
20290 2007-04-06 Jan Hubicka <jh@suse.cz>
20292 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20295 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20297 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
20298 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
20299 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
20300 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
20302 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
20303 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
20305 2007-04-05 Richard Henderson <rth@redhat.com>
20307 * config/alpha/alpha.c (print_operand) [+]: Remove.
20308 (alpha_end_function): Print nop if call at end of function.
20309 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
20310 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
20311 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
20312 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
20313 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
20314 the call pattern. Update peepholes to match.
20316 2007-04-05 Janis Johnson <janis187@us.ibm.com>
20318 * doc/extend.texi (Other Builtins): Add decimal float variants
20320 * builtins.def: Ditto.
20321 * builtins.c (expand_builtin): Ditto.
20323 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
20324 H.J. Lu <hongjiu.lu@intel.com>
20327 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
20328 of V8HImode when calling ix86_binary_operator_ok.
20329 (sse2_pmaddwd): Call ix86_binary_operator_ok.
20330 (sdot_prodv8hi): Operands 1 and 2 must be register.
20332 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20334 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20335 initialize align to silence bogus warning.
20337 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20339 PR middle-end/22156
20340 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20342 (struct sra_walk_fns): Remove use_all parameter from use.
20343 (sra_hash_tree): Handle BIT_FIELD_REFs.
20344 (sra_elt_hash): Don't hash bitfld blocks.
20345 (sra_elt_eq): Skip them in parent compares as well. Handle
20347 (sra_walk_expr): Don't maintain or pass down use_all_p.
20348 (scan_use): Remove use_all parameter.
20349 (scalarize_use): Likewise. Re-expand assignment to
20350 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20351 output, and re-scalarize after output. Don't mark anything
20353 (scalarize_ldst): Adjust.
20354 (scalarize_walk_gimple_modify_statement): Likewise.
20355 (build_element_name_1): Handle BIT_FIELD_REFs.
20356 (instantiate_element): Don't warn for any element whose parent
20357 is used as a whole.
20358 (instantiate_missing_elements_1): Return the sra_elt.
20359 (canon_type_for_field): New.
20360 (try_instantiate_multiple_fields): New.
20361 (instantiate_missing_elemnts): Use them.
20362 (mark_no_warning): Removed.
20363 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20364 (REPLDUP, sra_build_elt_assignment): New.
20365 (generate_copy_inout): Use them.
20366 (generate_element_copy): Likewise. Handle bitfld differences.
20367 (generate_element_zero): Don't recurse for blocks. Use
20368 sra_build_elt_assignment.
20369 (generate_one_element_int): Take elt instead of var. Use
20370 sra_build_elt_assignment.
20371 (generate_element_init_1): Adjust.
20372 (scalarize_use, scalarize_copy): Use REPLDUP.
20373 (scalarize_ldst): Move assert before dereference.
20374 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20376 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20378 * regmove.c: Fix unused variable warnings due to previous commit.
20380 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20382 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
20383 (regmove_bb_head): Remove.
20384 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
20385 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
20386 problems with fixup_match_1.
20387 Don't initialize/free regmove_bb_head.
20389 (reg_is_remote_constant_p): If an insn is in the same basic block
20390 but not before INSN, consider it remote, too.
20392 2007-04-05 Anatoly Sokolov <aesok@post.ru>
20395 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
20396 DECL_ASSEMBLER_NAME, not the DECL_NAME.
20398 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
20400 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
20401 (CONDITIONAL_REGISTER_USAGE): Likewise.
20403 2007-04-04 Richard Henderson <rth@redhat.com>
20405 * config/alpha/lib1funcs.asm: Remove unused file.
20407 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20410 * opts.c (print_specific_help): Fix --help=<language>
20412 (common_handle_option): Support --help=common.
20414 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20417 * gcc.c (main): Do not run the linker if
20418 print_subprocess_help indicates that it shouldn't be
20421 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20424 * doc/invoke.texi (--help=): Document <languages> value, fix
20425 formatting in tables of values.
20427 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
20429 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
20430 dllimport attribute of virtual methods.
20432 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
20434 * config/score/crti.asm: Change _bss_start to __bss_start.
20435 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
20436 (OUTGOING_REG_PARM_STACK_SPACE) update.
20437 * config/score/score.opt: add options to make backend support
20438 score5, score5u, score7 and score7d.
20439 * config/score/score.md: Likewise.
20440 * config/score/misc.md: Likewise.
20441 * config/score/mac.md: Likewise.
20442 * doc/invoke.texi: Likewise.
20443 * doc/md.texi: update constraints define.
20445 2007-04-03 Richard Henderson <rth@redhat.com>
20447 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
20448 an appropriate type, use the mode instead.
20450 2007-04-03 Richard Sandiford <richard@codesourcery.com>
20452 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
20453 Set the default --with-arch setting to mips2.
20454 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
20455 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
20456 (MULTILIB_OSDIRNAMES): Delete.
20457 (MULTILIB_DIRNAMES): Define.
20458 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
20459 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
20460 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
20461 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
20462 VXWORKS_OS_CPP_BUILTINS.
20463 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
20464 (MIPS_DEBUGGING_INFO): Undefine.
20465 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
20467 2007-04-03 Jakub Jelinek <jakub@redhat.com>
20469 PR middle-end/30704
20470 * fold-const.c (native_encode_real): Encode real.c provided longs
20471 as a series of 32-bit native integers.
20472 (native_interpret_real): Interpret buffer as a series of 32-bit
20475 2007-04-03 Richard Guenther <rguenther@suse.de>
20477 * genpreds.c (write_insn_constraint_len): Write function
20478 optimized for CONSTRAINT_LEN implementation.
20479 (write_tm_preds_h): Output insn_constraint_len inline and
20480 use it for CONSTRAINT_LEN.
20481 (write_insn_preds_c): Don't output insn_constraint_len.
20482 * doc/md.texi (define_register_constraint): Document multi-letter
20483 constraints shall have the same length if they start with the same
20486 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20489 * config/i386/i386.md (isinf<mode>2): Expand only when
20490 TARGET_C99_FUNCTIONS is set.
20492 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20494 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
20495 (x86_64-*-linux*): Ditto.
20496 * config/i386/i386.opt (mpc): New option.
20497 * config/i386/i386.c (overrride_options): Handle
20498 ix87_precision_string.
20499 * config/i386/crtprec.c: New file.
20500 * config/i386/t-crtpc: Ditto.
20501 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
20502 and -mpc80 options.
20503 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
20504 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
20505 crtprec32.o, crtprec64.o and crtprec80.o.
20507 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
20508 and -mpc80 options.
20509 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
20511 2007-04-02 Eric Christopher <echristo@apple.com>
20513 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
20514 limitations on darwin.
20516 2007-04-02 Anatoly Sokolov <aesok@post.ru>
20519 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
20521 2007-04-02 Dave Korn <dave.korn@artimi.com>
20523 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
20525 2007-04-02 Dave Korn <dave.korn@artimi.com>
20527 * libgcc2.h (exception_descriptor): Don't forward-declare.
20528 (__get_eh_table_language, __get_eh_table_version): Delete
20529 prototypes of long-dead functions.
20531 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
20533 * ebitmap.h: New file
20534 * ebitmap.c: New file
20535 * Makefile.in (ebitmap.o): New target.
20537 2007-04-01 Jan Hubicka <jh@suse.cz>
20539 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
20540 before very first instruction.
20542 2007-04-01 Jan Hubicka <jh@suse.cz>
20544 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
20545 waring on 64bit hosts.
20546 * bitmap.h: Fix typo in bitmap_head_def.
20548 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
20550 PR rtl-optimization/31391
20551 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
20552 into a DELETED_LABEL note, and the label is in an empty basic
20553 block, update BB_END as well as BB_HEAD.
20555 2007-04-01 Richard Henderson <rth@redhat.com>
20557 PR tree-optimization/31169
20558 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
20559 to varying if the range is outside [0, prec-1].
20561 2007-04-01 Richard Sandiford <richard@codesourcery.com>
20564 * config/mips/mips.md (load_const_gp): New insn.
20565 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
20566 the MIPS16 GP pseudo register if no_new_pseudos.
20567 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
20569 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20572 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
20574 (call_value): Likewise.
20576 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
20577 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20580 * doc/invoke.texi: (optimization options): Reword description
20581 of -ffast-math. Document its primary purpose.
20583 2007-03-31 Richard Guenther <rguenther@suse.de>
20585 * omp-low.c (splay-tree.h): Include.
20586 (lookup_decl): Replace splay-tree usage by pointer-map.
20587 (maybe_lookup_decl): Likewise.
20588 (new_omp_context): Likewise.
20589 (delete_omp_context): Likewise.
20590 * gimplify.c (splay-tree.h): Include.
20591 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
20593 (remap_ssa_name): Likewise.
20594 (remap_decl): Likewise.
20595 (remap_type_1): Likewise.
20596 (remap_type): Likewise.
20597 (copy_body_r): Likewise.
20598 (expand_call_inline): Likewise.
20599 (clone_body): Likewise.
20600 (copy_tree_r): Likewise.
20601 (remap_save_expr): Likewise.
20602 (unsave_r): Likewise.
20603 (unsave_expr_now): Likewise.
20604 (tree_function_versioning): Likewise.
20605 (build_duplicate_type): Likewise.
20606 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
20607 (struct copy_body_data): Replace splay-tree by pointer-map.
20608 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
20609 not $(SPLAY_TREE_H).
20610 (gimplify.o): Depend on $(SPLAY_TREE_H).
20611 (omp-low.p): Likewise.
20613 2007-03-31 Anatoly Sokolov <aesok@post.ru>
20615 * config/avr/predicates.md (even_register_operand,
20616 odd_register_operand): New predicates.
20617 * config/avr/avr.md (movw peephole2): New.
20618 (movw_r peephole2): New.
20620 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
20622 * tree.h (get_signed_or_unsigned_type): New.
20623 * fold-const.c (operand_equal_for_comparison_p): Use
20624 get_signed_or_unsigned_type instead of
20625 lang_hooks.types.signed_or_unsigned_type.
20626 * expr.c (store_expr): Ditto.
20627 * langhooks.c (get_signed_or_unsigned_type): New.
20628 (lhd_signed_or_unsigned_type): New.
20629 * langhooks.h (lhd_signed_or_unsigned_type): New.
20630 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20632 2007-03-30 Richard Henderson <rth@redhat.com>
20634 * tree-ssa-loop-ivopts.c: Include target.h.
20635 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20636 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20637 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20638 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20640 2007-03-30 Richard Henderson <rth@redhat.com>
20641 Kai Tietz <kai.tietz@onevision.com>
20643 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20644 default for 64-bit.
20645 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20646 (TARGET_64BIT_MS_ABI): New.
20647 (DBX_REGISTER_NUMBER): Handle 64-bit.
20648 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20649 (LONG_TYPE_SIZE): Force to 32.
20650 (REG_PARM_STACK_SPACE): New.
20651 (OUTGOING_REG_PARM_STACK_SPACE): New.
20652 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20653 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20654 (STACK_BOUNDARY): Use 128 for 64-bit.
20655 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20656 Add 64-bit implementation.
20657 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20659 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20660 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20661 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20662 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20663 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20664 TARGET_64BIT_MS_ABI.
20665 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20666 (ix86_pass_by_reference): Likewise.
20667 (ix86_function_value_regno_p): Likewise.
20668 (ix86_build_builtin_va_list): Likewise.
20669 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20670 (function_arg_advance_ms_64): New.
20671 (function_arg_advance): Call it.
20672 (function_arg_ms_64): New.
20673 (function_arg): Call it.
20674 (function_value_ms_64): New.
20675 (ix86_function_value_1): Call it.
20676 (return_in_memory_ms_64): New.
20677 (ix86_return_in_memory): Call it.
20678 (setup_incoming_varargs_ms_64): New.
20679 (ix86_setup_incoming_varargs): Call it.
20680 (ix86_expand_prologue): Handle 64-bit stack probing.
20681 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20682 (output_pic_addr_const): Likewise.
20683 (x86_this_parameter): Likewise.
20684 (x86_output_mi_thunk): Likewise.
20685 (x86_function_profiler): Likewise.
20686 (TARGET_STRICT_ARGUMENT_NAMING): New.
20687 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20688 (TARGET_64BIT_MS_ABI): New.
20689 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20690 * config/i386/i386.md (allocate_stack_worker): Remove.
20691 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20692 describe the clobber of eax without a match_scratch.
20693 (allocate_stack_worker_postreload): Remove.
20694 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20695 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20696 (allocate_stack_worker_rex64_postreload): Remove.
20697 (allocate_stack): Handle 64-bit.
20698 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20699 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20700 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20701 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20702 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20703 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20704 * config.build (x86_64-*-mingw*): New host.
20705 * config.host (x86_64-*-mingw*): New host.
20706 * config.gcc (x86_64-*-mingw*): New target.
20707 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20709 2007-03-30 Richard Henderson <rth@redhat.com>
20710 Kai Tietz <kai.tietz@onevision.com>
20712 * c-pragma.c (struct def_pragma_macro_value): New.
20713 (struct def_pragma_macro): New.
20714 (pushed_macro_table): New.
20715 (dpm_hash, dpm_eq): New.
20716 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20717 (init_pragma): Install them.
20718 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20720 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20722 * config/avr/avr.c (avr_override_options): Clear
20723 'flag_delete_null_pointer_checks'.
20725 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20728 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20729 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20730 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20731 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20732 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20733 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20734 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20736 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20738 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20740 * regmove.c: Move all of pass_stack_adjustments from here...
20741 * combine-stack-adj.c: ...to this new file.
20742 * Makefile.in: Add rules for combine-stack-adj.o.
20744 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20746 PR tree-optimization/31383
20747 * tree-data-ref.c (affine_function_equal_p): Do not require the
20748 vectors to have the same length.
20750 2007-03-30 Jan Hubicka <jh@suse.cz>
20752 PR middle-end/30700
20753 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20754 availablility; add more sanity checking; ask varpool only about
20757 2007-03-29 Richard Henderson <rth@redhat.com>
20759 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20760 to decide, but __SIZEOF_LONG_LONG__.
20762 2007-03-29 Richard Henderson <rth@redhat.com>
20764 * emutls.c (struct __emutls_array): New.
20765 (emutls_destroy): Use it instead of casting element 0 from void*.
20766 (__emutls_get_address): Likewise.
20768 2007-03-29 Richard Henderson <rth@redhat.com>
20770 * varasm.c (initializer_constant_valid_p): Don't deny
20771 DECL_DLLIMPORT_P on functions.
20773 * config/i386/cygming.h: Remove function declarations.
20774 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20775 (ASM_OUTPUT_LABELREF): Remove.
20776 (COMMON_ASM_OP): Remove.
20777 (ASM_OUTPUT_COMMON): Remove.
20778 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20779 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20780 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20781 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20782 Rename from TARGET_ENCODE_SECTION_INFO.
20783 * config/i386/netware.h: Likewise.
20784 * config/i386/i386-protos.h: Update.
20785 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20786 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20787 (legitimate_constant_p): Reject dllimports.
20788 (dllimport_map, get_dllimport_decl): New.
20789 (legitimize_dllimport_symbol): New.
20790 (legitimize_address, ix86_expand_move): Use it.
20791 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20792 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20793 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20794 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20795 * config/i386/predicates.md (constant_call_address_operand): Only
20796 accept symbols; reject dllimport_p symbols.
20797 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20798 i386_pe_maybe_record_exported_symbol.
20799 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20800 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20801 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20802 trust the setting of DECL_DLLIMPORT_P.
20803 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20804 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20805 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20806 tidy the argument scanning loop.
20807 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20808 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20809 (i386_pe_strip_name_encoding): Remove.
20810 (i386_pe_binds_local_p): New.
20811 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20812 (i386_pe_output_labelref): Remove.
20813 (i386_pe_asm_output_aligned_decl_common): New.
20814 (i386_pe_maybe_record_exported_symbol): Rename from
20815 i386_pe_record_exported_symbol; check for dllexported symbols.
20817 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20819 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20820 add comment explaining why vsnprintf cannot be used.
20822 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20824 PR tree-optimization/30666
20825 * tree.c (build_complex_type): When creating type names for DWARF2
20826 debug info, create TYPE_DECLs for TYPE_NAME instead of
20828 (build_common_tree_nodes_2): Use build_complex_type when building
20829 predefined complex types, to preserve canonical types.
20831 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20833 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20834 (noce_get_alt_condition): Look at it to determine whether to
20835 reverse the condition or not.
20836 (noce_get_condition): Substitute the truth for lies.
20837 (noce_find_if_block): Set the then_else_reversed field.
20839 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20841 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20842 destination of this insn.
20843 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20844 than calling gen_rtx_SET directly. Use r0 to hold the value of
20845 'address + 4' rather than a stack based temporary which can be
20846 mis-optimized away.
20848 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20850 * config/s390/s390.c (s390_secondary_input_reload_class,
20851 s390_secondary_output_reload_class): Functions removed.
20852 (s390_secondary_reload): New function.
20853 (TARGET_SECONDARY_RELOAD): Target macro defined.
20854 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20855 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20856 * config/s390/s390.md ("reload_outti", "reload_outdi",
20857 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20858 "reload_out<mode>"): Expanders removed.
20859 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20860 "reload<mode>_nonoffmem_out"): Expanders added.
20862 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20864 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20865 action if SRC->DEST replacement failed anyway.
20867 2007-03-28 Mike Stump <mrs@apple.com>
20869 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20870 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20871 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20873 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20875 * config.gcc: Accept barcelona as a variant of amdfam10.
20876 * config/i386/i386.c (override_options): Likewise.
20877 * doc/invoke.texi: Likewise.
20879 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20881 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20882 offsets for BIT_FIELD_REF and COMPONENT_REF.
20884 2007-03-28 Richard Guenther <rguenther@suse.de>
20886 * tree.c (is_global_var): Move ...
20887 * tree-flow-inline.h (is_global_var): ... here.
20888 * tree.h (is_global_var): Remove declaration.
20890 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20892 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20894 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20895 * config/i386/i386.c (ix86_tune_features): Initialize new
20897 * config/i386/predicates.md (promotable_binary_operator): Use
20898 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20900 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20903 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20905 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20907 * config/fr30/fr30.md (movsi_internal): Change destination
20908 constraint from m to V and add m to the end.
20910 2007-03-28 Christian Bruel <christian.bruel@st.com>
20912 * config/sh/sh.md (movsi_i): Fix type attribute.
20914 2007-03-28 Christian Bruel <christian.bruel@st.com>
20916 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20917 (movsf_ie): Likewise.
20919 2007-03-28 Christian Bruel <christian.bruel@st.com>
20921 * config.gcc: Add sh4-300 to multilib.
20922 * config/sh/t-mlib-sh4-300: New file.
20924 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20926 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20927 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20928 fix_trunc<mode>di2.
20929 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20930 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20931 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20932 "fixuns_trunctddi2"): Whitespace fix.
20934 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20936 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20937 the definition of struct sh_args.
20938 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20939 CALL_COOKIE_INT_REG_GET): Likewise.
20941 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20943 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20944 transformations are applied successfully.
20946 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20948 * tree.c (tree_contains_struct): Permit 512 tree codes.
20949 * tree.h (tree_contains_struct): Ditto.
20950 (MAX_TREE_CODES): Ditto.
20951 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20952 SPARE member to store remaining padding bits.
20954 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20956 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20959 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20961 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20962 * configure: Regenerate.
20964 * configure: Regenerate using the correct version of autoconf.
20966 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20968 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20970 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20971 regs to "__SP_L__" and "__SP_H__".
20973 2007-03-27 Richard Guenther <rguenther@suse.de>
20975 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20976 computations with it with a HOST_WIDE_INT variable.
20978 2007-03-26 Mike Stump <mrs@apple.com>
20980 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20981 objective-c-header, objective-c++-header and objc++-cpp-output
20983 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20985 2007-03-26 Richard Henderson <rth@redhat.com>
20988 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20989 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20990 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20991 IX86_BUILTIN_PSRLQ128): New.
20992 (ix86_init_mmx_sse_builtins): Add them.
20993 (ix86_expand_builtin): Expand them.
20994 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20995 operand 2 be TImode.
20996 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20997 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20998 _mm_srli_epi64): Mark __B const.
20999 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21000 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21001 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21002 new two-vector shift builtins.
21004 2007-03-26 Ian Lance Taylor <iant@google.com>
21006 PR tree-optimization/31345
21007 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21008 [+INF, +INF(OVF)] into VARYING.
21010 2007-03-26 Zack Weinberg <zackw@panix.com>
21012 * gengtype-parse.c: New file.
21013 * gengtype-yacc.y: Delete.
21014 * gengtype-lex.l: Don't include gengtype-yacc.h.
21015 Define YY_DECL and yyterminate appropriately for recursive
21016 descent parser. yylval is now a string out-parameter to yylex.
21017 (HWS, EOID): New shorthand.
21018 (IWORD): Add a couple more types.
21019 (yylex): Add a setup stanza. Remove the complex rules for
21020 detecting GTY'ed types and typedefs; replace with simple
21021 keyword detectors. Adjust everything for the changed
21022 definition of yylval. Ignore all pp-directives, not just #define.
21024 (parse_file): Rename yybegin; do not call yyparse.
21026 * gengtype.c (xasprintf): Export again.
21027 (this_file): New. Use everywhere __FILE__ was being used.
21028 (get_lang_bitmap): Special case types defined in gengtype.c.
21029 (do_typedef, new_structure): Suppress definition of certain types.
21030 (new_structure): Improve diagnostics of duplicate definitions.
21031 Make sure location_s is associated with input.h.
21032 (nreverse_pairs, define_location_structures): New functions.
21033 (main): Improve tagging of kludge types. Remove old kludges
21034 for input.h types; use define_location_structures.
21035 * gengtype.h: Update prototypes. Define token codes here.
21036 * Makefile.in: Remove all references to gengtype-yacc.
21037 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21039 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21040 add GTY((skip)) to the field that's only conditionally there.
21041 * doc/install.texi: Document that Bison is no longer required
21042 unless building treelang.
21044 * gengtype.c: Don't include gtyp-gen.h.
21045 (srcdir): Declare here.
21046 (base_files, lang_dir_names): Allocate dynamically.
21047 (gt_files, num_gt_files, num_lang_dirs): New globals.
21048 (measure_input_list, read_input_line, read_input_list)
21049 (set_lang_bitmap): New functions.
21050 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21051 simplify, relying on read_input_list to set up the bitmaps.
21052 (main): Arguments are no longer unused. Check for correct number
21053 of command line arguments, set srcdir and srcdir_len, then call
21054 read_input_list, before doing anything else. No need to worry
21055 about duplicates in main loop.
21056 * configure.ac: Simplify the calculation of all_gtfiles.
21057 Put language tags in there. Don't set or substitute
21058 all_gtfiles_files_langs or all_gtfiles_files_frags.
21059 * Makefile.in: Revamp the way gengtype is invoked, now that it
21060 takes a file on its command line with a much simpler format.
21061 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21062 (GTFILES): Remove duplicates and C source files.
21063 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21064 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21065 * configure: Regenerate.
21067 * gengtype.h: Remove all type definitions to gengtype.c; leave
21068 only definitions of options_p, type_p, and pair_p as opaque
21069 pointers. Update prototypes.
21070 * gengtype.c: Many type definitions moved here from gengtype.h.
21071 Consolidate type definitions at the top of the file.
21072 (xvasprintf): Delete.
21073 (xasprintf): Make static.
21074 (create_nested_pointer_option): Add 'next' parameter.
21075 (create_field_all, create_field_at): New functions.
21076 (create_field): Now a thin wrapper around create_field_all.
21077 (create_optional_field): Rename create_optional_field_ and add
21078 line argument. Original name is now a macro which supplies
21080 (oprintf): Use vsnprintf directly.
21081 (close_output_files): Use fatal rather than perror/exit.
21082 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21083 (main): Set progname. Don't use exit.
21084 * gengtype-yacc.y (struct_fields): Use create_field_at.
21085 (option, optionseqopt): Delete.
21086 (optionseq): Consolidate productions from option here so we
21087 can use the first argument to create_option.
21089 * gengtype-lex.l: Distinguish unions from structures in the
21090 token type. Don't call find_structure; return the tag as a string.
21091 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21092 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21093 string. Reorganize typedef_struct production accordingly.
21094 Use create_nested_ptr_option.
21095 * gengtype.c (create_nested_ptr_option): New function.
21096 * gengtype.h: Declare it.
21098 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21099 (string_type): Don't declare.
21100 (do_scalar_typedef): Declare.
21101 (create_scalar_type): Update prototype.
21102 * gengtype.c (string_type): Make static.
21103 (scalar_nonchar, scalar_char): New.
21104 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21105 (resolve_typedef): Use scalar_nonchar for error recovery.
21106 (create_scalar_type): Remove name_len field. Return scalar_char
21107 or scalar_nonchar as appropriate.
21108 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21109 to use string_type.
21110 (throughout): Use scalar_nonchar instead of calling
21111 create_scalar_type, whenever possible.
21112 (main): Initialize scalar_char and scalar_nonchar before calling
21114 * gengtype-lex.l: Adjust for removal of second argument to
21115 create_scalar_type. Use yylval.s instead of yylval.t when
21117 * gengtype-yacc.y: Type of SCALAR is string. Call
21118 create_scalar_type from type:SCALAR rule. Adjust for removal of
21119 second argument to create_scalar_type.
21121 * vec.h: Remove all #if IN_GENGTYPE blocks.
21122 Add comment saying that changes may require adjustments to gengtype.
21123 * gengtype.c: Don't include coretypes.h or tm.h.
21124 Add comment to inclusion of errors.h.
21125 (note_def_vec, note_def_vec_alloc): New functions.
21126 * gengtype.h: Declare new functions.
21127 * gengtype-lex.l: Don't include coretypes.h.
21128 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21130 (update_lineno): Remove unnecessary prototype.
21131 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21132 (VEC rule): Just return VEC_TOKEN.
21133 * gengtype-yacc.y (VEC_TOKEN): New token type.
21134 (type): Add a production for VEC(a,b).
21135 * Makefile.in: Update dependencies.
21137 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21138 typedefs that use the old PARAMS macro.
21140 * gengtype-lex.l: Remove all rules and states relating to yacc
21142 * gengtype-yacc.y: Similarly.
21143 * gengtype.c (note_yacc_type): Delete function.
21144 * gengtype.h: Update prototypes.
21146 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21148 * tree-pretty-print.c (dump_generic_node): Report precision of
21149 unnamed integer types.
21151 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21153 * ifcvt.c (noce_try_store_flag_constants): Don't check
21154 no_new_pseudos here.
21155 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21156 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21157 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21158 noce_try_sign_mask): Likewise.
21159 (if_convert): Check no_new_pseudos here.
21161 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21163 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21164 (noce_get_condition): Handle new then_else_reversed argument.
21165 (noce_init_if_info): Remove, fold into noce_find_if_block.
21166 (noce_process_if_block): Take a struct noce_if_info as the
21167 argument. Don't set up one based on ce_if_info. Update pointer
21168 references accordingly.
21169 (cond_move_process_if_block): Likewise.
21170 (process_if_block): Removed.
21171 (find_if_block): Removed. Move functionality two new functions,
21172 noce_find_if_block and cond_exec_find_if_block.
21173 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21174 blocks and the symmetric IF-ELSE-JOIN case.
21175 (cond_exec_find_if_block): Also new function mostly based on old
21176 find_if_block and process_if_block.
21177 (find_if_header): Replace find_if_block call with separately
21178 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21179 (find_cond_trap): Update noce_get_condition call.
21180 (dead_or_predicable): Likewise.
21182 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21184 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21186 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21187 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21188 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21189 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21190 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21191 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21192 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21193 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21194 __builtin_ia32_psrad128 builtins.
21196 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21198 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21199 * config/i386/constraints.md
21200 (define_constraint "I"): Use IN_RANGE macro.
21201 (define_constraint "J"): Ditto.
21202 (define_constraint "K"): Ditto.
21203 (define_constraint "M"): Ditto.
21204 (define_constraint "N"): Ditto.
21205 (define_constraint "O"): Ditto.
21206 * config/i386/predicates.md
21207 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21208 (define_predicate "const_0_to_3_operand"): Ditto.
21209 (define_predicate "const_0_to_7_operand"): Ditto.
21210 (define_predicate "const_0_to_15_operand"): Ditto.
21211 (define_predicate "const_0_to_63_operand"): Ditto.
21212 (define_predicate "const_0_to_255_operand"): Ditto.
21213 (define_predicate "const_1_to_31_operand"): Ditto.
21214 (define_predicate "const_2_to_3_operand"): Ditto.
21215 (define_predicate "const_4_to_7_operand"): Ditto.
21217 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21219 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21220 in SImode for save_world.
21221 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21224 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21226 PR tree-optimization/30784
21227 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21230 2007-03-25 Revital Eres <eres@il.ibm.com>
21232 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21233 Fold movement_possibility function into it.
21235 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21237 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21238 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21239 (call_indirect_nonlocal_darwin64): Same.
21240 (call_nonlocal_darwin64): Same.
21241 (call_value_indirect_nonlocal_darwin64): Same.
21242 (call_value_nonlocal_darwin64): Same.
21243 (sibcall_nonlocal_darwin64): Same.
21244 (sibcall_value_nonlocal_darwin64): Same.
21245 (sibcall_symbolic_64): Same.
21246 (sibcall_value_symbolic_64): Same.
21247 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21249 (rs6000_emit_load_toc_table): Same.
21250 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21251 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21253 (divss_call): Same.
21254 (divus_call): Same.
21255 (quoss_call): Same.
21256 (quous_call): Same.
21257 (load_toc_v4_pic_si): Same
21258 (load_toc_v4_PIC_1): Same.
21259 (load_toc_v4_PIC_1b): Same.
21260 (call_indirect_aix{32,64}): Same.
21261 (call_value_indirect_aix{32,64}): Same.
21263 (call_value): Same.
21264 (call_local{32,64}): Same.
21265 (call_value_local{32,64}): Same.
21266 (call_indirect_nonlocal_aix{32,64}): Same.
21267 (call_nonlocal_aix{32,64}): Same.
21268 (call_value_indirect_nonlocal_aix{32,64}): Same.
21269 (call_value_nonlocal_aix{32,64}): Same.
21270 (call_indirect_nonlocal_sysv<mode>): Same.
21271 (call_nonlocal_sysv<mode>): Same.
21272 (call_value_indirect_nonlocal_sysv<mode>): Same.
21273 (call_value_nonlocal_sysv<mode>): Same.
21275 (sibcall_local{32,64}): Same.
21276 (sibcall_value_local{32,64}): Same.
21277 (sibcall_nonlocal_aix{32,64}): Same.
21278 (sibcall_value_nonlocal_aix{32,64}): Same.
21279 (sibcall_nonlocal_sysv<mode>): Same.
21280 (sibcall_value): Same.
21281 (sibcall_value_nonlocal_sysv<mode>): Same.
21283 2007-03-24 Paul Brook <paul@codesourcery.com>
21285 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21286 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21288 2007-03-24 Richard Henderson <rth@redhat.com>
21290 * config/ia64/constraints.md: New file.
21291 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21292 satisfies_constraint_?.
21293 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21294 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21295 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21296 ia64_output_mi_thunk): Likewise.
21297 (ia64_const_ok_for_letter_p): Remove.
21298 (ia64_const_double_ok_for_letter_p): Remove.
21299 (ia64_extra_constraint): Remove.
21300 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
21301 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
21302 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
21303 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
21304 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
21305 EXTRA_MEMORY_CONSTRAINT): Remove.
21306 * config/ia64/ia64.md: Include constriants.md. Replace
21307 CONST_OK_FOR_? with satisfies_constraint_?.
21309 2007-03-23 Michael Meissner <michael.meissner@amd.com>
21310 H.J. Lu <hongjiu.lu@intel.com>
21312 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
21314 (name macros): Use DPD_BID_NAME to convert names properly.
21316 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
21317 decimal floating point format.
21318 (init_floating_libfuncs): Change decimal functions so that they
21319 have a "bid_" prefix if the decimal system uses the BID format,
21320 and "dpd_" prefix if the decimal system uses the DPD format.
21321 (init_interclass_conv_libfuncs): Ditto.
21322 (init_intraclass_conv_libfuncs): Ditto.
21324 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21325 using the BID format.
21327 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21328 whether we are using the BID decimal format.
21329 * configure: Regenerate.
21331 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21332 the compiler has decimal floating point enabled. Define
21333 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21336 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21337 using the BID format.
21339 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21340 whether we are using the BID decimal format.
21341 * configure: Regenerate.
21343 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21344 the compiler has decimal floating point enabled. Define
21345 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21348 * doc/install.texi (--enable-decimal-float): Document BID and DPD
21349 options, and that it is enabled for i386/x86_64 systems.
21351 * Makefile.in (enable_decimal_float): New.
21353 (DECNUMINC): Add -I$(DECNUMFMT).
21354 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
21355 to $(DECNUMFMT) from $(DECNUM).
21357 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
21358 Substitute enable_decimal_float.
21359 * configure: Regenerated.
21362 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
21365 * configure.ac: Enable decimal float for x86_64-*-linux*.
21366 * configure: Regenerated.
21369 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
21370 decimal128ClearSign to flip and clear the sign bit in decimal128.
21371 (decimal_real_maxval): Set decimal128SetSign to set the sign
21374 2007-03-23 Ian Lance Taylor <iant@google.com>
21376 * fold-const.c (fold_binary): Correct warning for X - c >= X.
21378 2007-03-23 Ian Lance Taylor <iant@google.com>
21380 * tree-dump.c (dump_files): Correct comment.
21382 2007-03-23 Ian Lance Taylor <iant@google.com>
21384 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
21386 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
21388 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
21389 in cfglayout mode. Don't go into and out of cfglayout mode.
21390 Link the blocks in the order of the constructed traces.
21391 (rest_of_handle_tracer): Adjust call to tracer.
21392 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
21393 Don't go into cfglayout mode.
21394 (rtl_loop_done): Don't go out of cfglayout mode.
21395 * cfglayout.c (relink_block_chain): New function, split out from...
21396 (fixup_reorder_chain): ...here. Remove redundant checking.
21397 (cfg_layout_finalize): Don't clear the header, footer, and aux
21398 fields here, move the code to do so to relink_block_chain. Likewise
21399 for free_original_copy_tables.
21400 * rtl.h (tracer): Update prototype.
21401 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
21402 Assert we are in cfglayout mode. Don't go into and out of cfglayout
21403 mode. Use relink_block_chain to serialize the CFG according to the
21404 new basic block order. Move targetm.cannot_modify_jumps_p check from
21406 (gate_handle_reorder_blocks): ...to here.
21407 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
21409 (gate_duplicate_computed_gotos): ...to here.
21410 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
21411 something always changes when going into and out of cfglayout mode.
21412 Perform an expensive cfg cleanup while going into cfglayout mode.
21413 Always update liveness information on HAVE_conditional_execution
21414 targets. Reserialize the basic blocks and go out of cfglayout mode.
21415 * reg-stack.c: Include cfglayout.h.
21416 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
21417 the call to reorder_basic_blocks.
21418 * basic-block.h (reorder_basic_blocks): Update prototype.
21419 (relink_block_chain): New prototype.
21420 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
21422 2007-03-23 Joseph Myers <joseph@codesourcery.com>
21424 * config/mips/mips.md (type, hazard, *movdi_32bit,
21425 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
21426 *movhi_internal, *movqi_internal, *movsf_hardfloat,
21427 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
21428 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
21429 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
21431 (movcc): Change first xfer to multi.
21432 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
21433 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
21434 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
21435 config/mips/generic.md: Change reservations using "xfer" to use
21437 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
21438 using match_operand.
21439 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
21440 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
21442 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
21444 2007-03-22 Richard Henderson <rth@redhat.com>
21446 * config/i386/i386.c: Remove unnecessary function declarations.
21447 Move targetm definition, and all related macros, to the end of
21448 the file. Resort some functions to put definitions before uses.
21449 (ix86_attribute_table): Make static. Move to end of file.
21450 (ix86_gimplify_va_arg): Make static.
21452 2007-03-22 Richard Henderson <rth@redhat.com>
21454 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
21455 don't increase local_regparm with force_align_arg_pointer check.
21456 (ix86_function_sseregparm): Assert 32-bit.
21457 (type_has_variadic_args_p): New.
21458 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
21459 type_has_variadic_args_p.
21460 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
21461 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
21462 use memset instead. Do maybe_vaarg check first; skip attribute
21463 tests if true; skip attribute tests for 64-bit.
21464 (construct_container): Remove TARGET_DEBUG_ARG.
21465 (function_arg_advance_32, function_arg_advance_64): Split out ...
21466 (function_arg_advance): ... from here.
21467 (function_arg_32, function_arg_64): Split out ...
21468 (function_arg): ... from here.
21469 (ix86_pass_by_reference): Tidy.
21470 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
21471 (function_value_32): New, from parts of ix86_function_value
21472 and ix86_value_regno.
21473 (function_value_64): New, from parts of ix86_function_value
21474 and ix86_libcall_value.
21475 (ix86_function_value_1): New.
21476 (ix86_function_value, ix86_libcall_value): Use it.
21477 (return_in_memory_32, return_in_memory_64): Split out ...
21478 (ix86_return_in_memory): ... from here.
21479 (ix86_struct_value_rtx): Skip for 64-bit.
21480 (ix86_libcall_value, ix86_value_regno): Remove.
21481 (setup_incoming_varargs_64): Split out ...
21482 (ix86_setup_incoming_varargs): ... from here.
21483 (ix86_va_start): Remove TARGET_DEBUG_ARG.
21484 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
21485 * config/i386/i386-protos.h (ix86_function_value): Remove.
21486 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
21488 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21491 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
21492 infinities not supported, otherwise emit warning if -Woverflow. On
21493 underflow, emit warning if -Woverflow.
21494 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
21496 * real.h (real_from_string): Update declaration
21498 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
21499 Richard Henderson <rth@redhat.com>
21501 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
21502 * calls.c (compute_argument_block_size, expand_call,
21503 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
21504 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
21505 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
21506 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
21507 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
21508 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
21509 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
21510 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
21513 2007-03-22 Joseph Myers <joseph@codesourcery.com>
21515 * c-incpath.c (add_sysroot_to_chain): New.
21516 (merge_include_chains): Add sysroot argument. Call
21517 add_sysroot_to_chain if sysrooted.
21518 (register_include_chains): Update call to merge_include_chains.
21519 * doc/cppopts.texi: Document use of '=' in include directory
21522 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
21524 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
21525 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
21526 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
21527 insn pattern using X87MODEF12 mode macro.
21529 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
21531 * regmove.c (regmove_optimize): Use reg_mentioned_p
21532 instead of reg_overlap_mentioned_p for DST.
21534 2007-03-21 Mike Stump <mrs@apple.com>
21536 * c.opt: Fixup for Objective-C/C++.
21538 2007-03-21 Steve Ellcey <sje@cup.hp.com>
21540 * explow.c (convert_memory_address): Fold memory reference when
21541 POINTERS_EXTEND_UNSIGNED < 0
21543 2007-03-21 Richard Henderson <rth@redhat.com>
21546 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
21547 * config/i386/mmintrin.h (__m64): Likewise.
21548 * config/i386/xmmintrin.h (__m128): Likewise.
21550 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21552 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
21553 (VXWORKS_OS_CPP_BUILTINS): Define.
21554 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
21555 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
21557 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21559 * rtl.h (constant_pool_reference_p): Delete.
21560 (find_constant_src): Declare.
21561 * rtlanal.c (find_constant_src): New function.
21562 * simplify-rtx.c (constant_pool_reference_p): Delete.
21563 * config/i386/i386.md: Use find_constant_src instead of
21564 constant_pool_reference_p/avoid_constant_pool_reference pairs.
21566 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21568 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
21569 * c-cppbuiltin.c (c_cpp_builtins): Define them.
21571 2007-03-20 Mark Mitchell <mark@codesourcery.com>
21573 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
21574 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
21575 (arm_elf_asm_constructor): Use it.
21576 (arm_elf_asm_destructor): New function.
21578 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
21580 * jump.c (mark_jump_label): Treat SEQUENCE specially.
21582 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
21584 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
21586 2007-03-19 Andrew Haley <aph@redhat.com>
21588 PR tree-optimization/31264
21589 * tree-vrp.c (register_edge_assert_for_1): Don't look though
21590 VIEW_CONVERT_EXPRs.
21592 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
21594 PR rtl-optimization/30907
21595 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
21596 (fwprop_init): Always call loop_optimizer_initialize.
21597 (fwprop_done): Always call loop_optimizer_finalize.
21598 (fwprop): We always have loop info now.
21599 (gate_fwprop_addr): Remove.
21600 (pass_fwprop_addr): Use gate_fwprop as gate.
21602 PR rtl-optimization/30841
21603 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
21604 df_chain_alloc): Call df_reorganize_refs unconditionally.
21605 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
21606 refs_organized to refs_organized_size.
21607 (df_ref_create_structure): Use refs_organized_size instead of
21608 bitmap_size if refs had been organized, and keep refs_organized_size
21610 * df.h (struct df_ref_info): Change refs_organized to
21611 refs_organized_size.
21612 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
21615 2007-03-19 Mark Mitchell <mark@codesourcery.com>
21617 * except.c (output_function_exception_table): Do not reference the
21618 EH personality routine for functions that do not require an
21621 2007-03-20 Jakub Jelinek <jakub@redhat.com>
21624 * c-typeck.c (convert_for_assignment): Call comptypes for
21625 RECORD_TYPE or UNION_TYPE.
21627 PR inline-asm/30505
21628 * reload1.c (reload): Do invalid ASM checking after
21629 cleanup_subreg_operands.
21631 2007-03-19 Jeff Law <law@redhat.com>
21633 * tree-cfg.c (find_taken_edge): Tighten conditions for
21634 optimizing computed gotos.
21636 2007-03-19 Michael Matz <matz@suse.de>
21638 * builtins.c (expand_builtin_sync_operation,
21639 expand_builtin_compare_and_swap,
21640 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21643 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21644 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21647 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21649 * doc/tm.texi: Add brackets around the return type of
21650 TARGET_SECONDARY_RELOAD.
21652 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21653 Richard Guenther <rguenther@suse.de>
21655 PR tree-optimization/31254
21656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21657 Use handled_component_p () where appropriate. Continue
21658 propagating into the rhs if we propagated into an INDIRECT_REF
21661 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21663 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21664 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21665 (xde, xdee): Mode attributes adjusted to support DFP modes.
21666 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21667 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21668 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21669 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21670 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21671 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21672 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21674 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21675 "movsf"): Insn definitions removed.
21676 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21677 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21678 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21680 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21681 "reload_in<mode>", "reload_out<mode>"): Expander added.
21682 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21685 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21687 * config/s390/s390.md: Only non-functional changes. Renamed
21688 FPR mode macro to BFP all over the file.
21690 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21692 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21693 (op_type attribute): RRF instruction type added.
21694 (fT0): New mode attribute.
21695 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21696 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21697 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21698 instruction no secondary memory is needed when moving DFmode values
21699 between GPRs and FPRs.
21701 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21703 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21704 inverted and documentation adjusted.
21705 ("mhard-dfp", "msoft-dfp"): New options.
21706 * config/s390/s390.c (s390_handle_arch_option): New architecture
21708 (override_options): Sanity checks for the new options added.
21709 * config.gcc: New architecture switch: z9-ec.
21710 * config/s390/s390.h (processor_flags): PF_DFP added.
21711 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21712 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21713 when the bit is NOT set so remove it from the defaults.
21715 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21717 * genemit.c (main): Print include statement for dfp.h.
21718 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21721 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21723 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21725 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21728 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21729 instead of PATTERN.
21731 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21733 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21734 attr_length_call, output_call, output_indirect_call): Cleanup
21735 formatting of targetm calls.
21737 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21739 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21741 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21743 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21744 reservation, bypass and anti-bypass descriptions for these
21745 instructions. Update move patterns.
21746 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21749 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21751 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21752 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21753 (get_initial_def_for_reduction): Likewise.
21755 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21757 Fix PR tree-optimization/29922
21758 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21759 (get_representative): Removed.
21760 (value_dies_in_block_x): Update for rvuse removal.
21761 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21762 (compute_antic_aux): Handle when PHI nodes appear in
21763 non-single-successors.
21764 (dump_bitmap_of_names): Removed.
21765 (compute_antic_safe): Renamed and removed rvuse calculation.
21766 Calculate only antic safe.
21767 (insert_into_preds_of_block): Remove assert.
21768 (execute_pre): Update for renamed functions.
21769 (defer_or_phi_translate_block): New function.
21771 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21773 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21774 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21776 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21777 Follow spelling conventions.
21779 * tree-data-ref.h: Remove the prototype for analyze_array.
21781 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21783 PR tree-optimization/31041
21784 * tree-vect-transform.c (get_initial_def_for_induction): Call
21785 force_gimple_operand.
21787 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21789 * ipa-type-escape.c (look_for_casts) : Revert code to use
21790 handled_component_p due to ada test a-numaux.adb.
21792 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21794 * final.c (final_scan_insn): Alter the condition of a
21795 conditional trap if we have nonstandard CC.
21797 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21799 * configure.ac: Remove excess quoting from asm line 0 test.
21800 * configure: Rebuilt.
21802 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21804 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21805 * c-common.c (convert_and_check): Move warning logic to...
21806 (warnings_for_convert_and_check): ...here. Define.
21807 * c-common.h (warnings_for_convert_and_check): Declare.
21809 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21811 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21812 (output_call): Likewise.
21814 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21816 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21818 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21820 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21822 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21824 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21825 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21827 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21829 PR tree-optimization/31183
21830 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21831 Use double_int instead of unsigned int for representing access_strides.
21832 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21834 2007-03-16 Richard Guenther <rguenther@suse.de>
21836 PR tree-optimization/31146
21837 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21838 to allow recursion of forward_propagate_addr_expr.
21839 (forward_propagate_addr_into_variable_array_index): Likewise.
21840 (forward_propagate_addr_expr): Likewise.
21841 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21842 (forward_propagate_addr_expr_1): Recurse on simple copies
21843 instead of propagating into them. Do so for useless conversions
21845 (forward_propagate_addr_expr): Clean up unused statements after
21848 2007-03-16 Richard Guenther <rguenther@suse.de>
21850 * builtins.c (expand_builtin_cexpi): Use the right argument
21851 for the expansion via cexp.
21853 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21855 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21856 * configure: Rebuilt.
21858 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21861 * dwarf2out.c (force_type_die): Adjust comment.
21862 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21864 2007-03-15 DJ Delorie <dj@redhat.com>
21866 * config/frv/predicates.md (minmax_operator): Don't check operands
21869 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21871 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21872 Update constant estimates of number of iterations.
21873 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21874 argument renamed to "realistic".
21875 (compute_estimated_nb_iterations): Removed.
21876 (record_niter_bound): New function.
21877 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21878 call record_nonwrapping_iv with upper = false.
21879 (infer_loop_bounds_from_signedness): Pass upper argument to
21880 record_nonwrapping_iv.
21881 (estimate_numbers_of_iterations_loop): Do not call
21882 compute_estimated_nb_iterations. Record estimate based on profile
21883 information. Initialize the constant estimates of number of
21885 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21887 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21888 number of iterations is too small.
21889 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21890 (EST_NOT_AVAILABLE): Removed.
21891 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21892 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21895 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21897 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21898 Handle NE_EXPR guards.
21900 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21903 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21904 Set also -pedantic-errors by default for the preprocessor unless
21905 -fpermissive is given.
21907 2007-03-15 Richard Guenther <rguenther@suse.de>
21909 PR middle-end/29719
21910 PR middle-end/31161
21911 * builtins.c (expand_builtin_cexpi): As a fallback if we
21912 don't have builtins for sincos or cexp create a function
21913 declaration for cexp and expand to a call to that.
21914 (expand_builtin_int_roundingfn): Always fall
21915 back to floor/ceil and its variants even if they may be
21918 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21920 PR middle-end/31159
21921 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21922 jump tables, move the call to delete_dead_jumptables from here...
21923 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21924 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21925 don't allow merging of blocks that try_redirect_by_replacing_jump
21926 also does not handle when not optimizing.
21928 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21929 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21931 * config/i386/i386.md (x86_sahf_1): Correctly handle
21934 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21937 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21938 x86_64_general_operand as operand[2] predicate. Remove "iF"
21939 from operand constraints and use "e" constraint instead.
21940 (*subti3_1, *subti3_1 splitter): Ditto.
21941 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21942 operand[1] predicate.
21944 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21946 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21947 arrays, multiply the access strides by the size of the sub-array.
21948 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21950 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21952 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21953 the configured assembler supports the sahf mnemonic.
21954 * configure: Regenerate.
21955 * config.in: Regenerate.
21957 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21958 emit "sahf" or ".byte\t0x9e" as asm template.
21960 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21963 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21964 option to replace hard coded TARGET_xxx in md file.
21965 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21966 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21967 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21968 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21969 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21970 (X86_TUNE_NOT_VECTORMODE): Ditto.
21971 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21972 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21973 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21974 (TUNE_SLOW_IMUL_IMM8): Ditto.
21975 (TUNE_MOVE_M1_VIA_OR): Ditto.
21976 (TUNE_NOT_UNPAIRABLE): Ditto.
21977 (TUNE_NOT_VECTORMODE): Ditto.
21979 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21982 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21983 tuning options instead of hard coded TARGET_xxx.
21984 (fix ssemode peephole2's): Ditto.
21985 (imul peephole2's): Ditto.
21987 (movdi_or_rex64): Ditto.
21988 (move peephole2): Ditto.
21989 (not peephole2's): Ditto.
21991 2007-03-14 Dirk Mueller <dmueller@suse.de>
21993 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21994 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21995 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21997 * c-parser.c (c_parser_do_statement): Warn about empty body in
21998 do/while statement.
21999 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22000 * doc/invoke.texi (-Wempty-body): Update documentation.
22002 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22005 * c-common.h (warn_for_div_by_zero): Declare.
22006 * c-common.c (warn_for_div_by_zero): Define.
22007 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22010 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22012 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22013 to PREFIX and STANDARD_PREFIX.
22015 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22016 Phil Edwards <phil@codesourcery.com>
22018 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22019 (__gthread_once_t): Remove busy field for RTPs.
22020 (__GTHREAD_ONCE_INIT): Update accordingly.
22022 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22024 * doc/invoke.texi: Document VxWorks options.
22026 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22028 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22030 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22032 PR tree-optimization/30590
22033 * tree-nrv.c (tree_nrv): Check for the partial update of the
22036 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22038 * flags.h (flag_random_seed): Remove declaration, in favor of...
22039 * toplev.h (get_random_seed, set_random_seed): ... these.
22040 * tree.c (get_file_function_name): Use the former.
22041 * opts.c (common_handle_option): Use the latter.
22044 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22046 PR middle-end/31127
22047 * cse.c (cse_find_path): Do not bail out if a basic block that
22048 we already visited now becomes part of a path that starts at a
22049 different basic block. Just disallow this, to make sure we
22050 visit each basic block at most once.
22052 2007-03-13 Jan Hubicka <jh@suse.cz>
22054 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22055 attributes, when profile esitmate is present, calls with very low
22056 frequency are cold.
22058 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22060 PR tree-optimization/30730
22061 PR tree-optimization/26900
22062 * tree-ssa-loop-niter.c: Include gmp.h.
22063 (bounds): New type.
22064 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22065 split_to_var_and_offset, determine_value_range,
22066 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22067 bound_difference, bounds_add, bounds_negate,
22068 number_of_iterations_ne_max, dump_affine_iv): New functions.
22069 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22070 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22071 difference of initial and final value of control iv to validate
22073 (number_of_iterations_cond): Add loop parameter. Determine bounds
22074 on the difference of the extremes of the control iv. Add dumps.
22075 (expand_simple_operations): Handle phi nodes.
22076 (simplify_using_initial_conditions): Do not record used conditions.
22077 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22078 Do not set additional_info.
22079 (implies_nonnegative_p, implies_ge_p): Removed.
22080 (derive_constant_upper_bound): Do not use parameter `additional'.
22081 (record_estimate): Parameter `additional' removed. Parameter
22082 `i_bound' added. Do not call derive_constant_upper_bound.
22083 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22084 bound the number of iterations estimate.
22085 (estimate_numbers_of_iterations_loop): Pass the estimate from
22086 the number of iterations analysis to record_estimate.
22087 * tree.h (multiple_of_p): Declare.
22088 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22089 (scev_const_prop): Do not check expression_expensive_p.
22090 * fold-const.c (multiple_of_p): Exported.
22091 * double-int.c (double_int_mask): Exported.
22092 * double-int.h (double_int_mask): Declare.
22093 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22094 field. Added max field.
22096 2007-03-13 David Taylor <taylor@candd.org>
22099 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22102 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22105 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22106 two unamed patterns.
22108 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22110 * config/i386/i386.opt (mcx16, msahf): New options.
22111 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22112 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22114 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22115 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22116 Output -mcx16 and -msahf options when corresponding bit is set.
22118 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22119 and -msahf options.
22121 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22123 * configure.ac: Test for assembler tolerance to # 0 "".
22124 * configure, config.in: Rebuilt.
22125 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22127 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22129 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22131 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22132 (handle_syscall): Handle direct system calls.
22133 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22135 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22137 * doc/invoke.texi: Fix cpp.info cross-reference.
22138 * doc/passes.texi: Fix gcc.info cross-reference.
22140 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22142 PR tree-optimization/30835
22143 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22144 bb_for_stmt is not NULL before accessing it.
22146 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22148 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22151 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22154 * doc/install.texi: Document --enable-stage1-languages
22156 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22158 * tree-pass.h (pass_into_cfg_layout_mode,
22159 pass_outof_cfg_layout_mode): Declare.
22160 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22161 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22162 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22163 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22165 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22167 * c-decl.c (warn_variable_length_array): New function.
22168 Refactored from grokdeclarator to handle warn_vla
22169 and handle unnamed array case.
22170 (grokdeclarator): Refactored VLA warning case.
22171 * c.opt (Wvla): New flag.
22172 * doc/invoke.texi (Wvla): New warning.
22174 2007-03-12 Richard Henderson <rth@redhat.com>
22176 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22177 (TARGET_SECTION_TYPE_FLAGS): New.
22179 2007-03-12 Richard Henderson <rth@redhat.com>
22181 * config/darwin.c (machopic_reloc_rw_mask): New.
22182 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22183 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22185 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22187 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22188 * cppdefault.h (cpp_PREFIX): Document.
22189 (cpp_PREFIX_len): Likewise.
22190 (cpp_EXEC_PREFIX): New variable.
22191 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22192 * c-incpath.c (add_standard_paths): Correct logic for relocating
22193 paths within prefix.
22195 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22197 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22198 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22200 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22201 fix_truncdfdi_sse using SSEMODEF mode macro.
22202 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22203 fix_truncdfsi_sse using SSEMODEF mode macro.
22204 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22205 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22207 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22209 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22210 elfos.h to tm_file.
22212 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22214 * tree.h : Add multiple_of_p declaration.
22215 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22216 * ipa-type-escape.c (results_of_malloc): Redundant.
22217 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22218 (cast_type): Extended with new members.
22219 (check_cast): Returns cast_type.
22220 (cast): New structure for data of walk_use_def_chains.
22221 (is_malloc_result, is_cast_from_non_pointer_1,
22222 is_cast_from_non_pointer,
22223 is_array_access_through_pointer_and_index): New functions.
22224 (look_for_casts): Returns cast types.
22225 (check_call): Returns void.
22226 (okay_pointer_operation): Use support of pointer plus index,
22227 pointer plus constant and allow all multiplications.
22229 2007-03-11 Richard Guenther <rguenther@suse.de>
22231 PR tree-optimization/31115
22232 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22233 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22234 A shift count of zero is not special as with *_DIV_EXPR.
22235 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22238 2007-03-11 Ian Lance Taylor <iant@google.com>
22240 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22241 the *_DIV_EXPR codes correctly with overflow infinities.
22243 2007-03-11 Ira Rosen <irar@il.ibm.com>
22245 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22246 indicate success/failure of the analysis. Add negation to subtrahend
22247 in case of subtraction. Fail if both operands contain constants.
22248 (create_data_ref): Fail if analyze_offset fails.
22250 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22252 * config/i386/i386.md (frndintxf2): Rename to ...
22253 (rintxf2): ... this. Remove expander having same name.
22254 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22255 (roundsf2, rounddf2): Ditto.
22256 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22257 (lround<mode>di2, lround<mode>si2): Ditto.
22259 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22261 * lower-subreg.c: Include except.h.
22262 (decompose_multiword_subregs): Verify that the only control flow
22263 insns we can split are loads to multi-words pseudos.
22264 Handle breaking such blocks after splitting, instead of calling
22265 find_many_sub_basic_blocks.
22267 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22268 on the new basic block. Add a lengthy comment explaining why we
22269 thought this was necessary.
22270 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22272 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22275 * tree.c (walk_type_fields): Recurse into the element type of
22276 ARRAY_TYPEs if there is a pointer set.
22278 2007-03-10 Dirk Mueller <dmueller@suse.de>
22280 * c-common.c (warn_logical_operator): Fix condition.
22282 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22284 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22286 * config/darwin.c (machopic_select_section): Remove superfluous
22287 argument in call to categorize_decl_for_section. Remove unused
22290 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22292 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22294 * configure: Regenerate.
22296 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
22299 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
22300 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
22301 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
22302 Add LABEL_NUSES to emitted label.
22303 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
22304 branch probability value to emitted jump insn.
22305 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
22306 Do not check life information and do not re-arrange input operands
22307 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
22309 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22311 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
22312 the change of decode_asm_operands.
22314 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22316 * mode-switching.c (create_pre_exit): Skip blockage insn.
22318 2007-03-09 Diego Novillo <dnovillo@redhat.com>
22320 * tree-pass.h (TODO_update_smt_usage): Remove.
22322 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22326 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22328 * pa.c (attr_length_call): Revise condition for long
22329 pc-relative branch.
22330 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
22331 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
22332 sequence on SOM target.
22334 2007-03-09 Geoffrey Keating <geoffk@apple.com>
22336 * gcc.c: Document %{, in big comment at top.
22337 (input_suffix_matches): Remove special handling for .s and
22339 (input_spec_matches): New.
22340 (handle_braces): Handle %{,.
22341 (validate_switches): ',' indicates a value which is not a switch.
22342 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
22343 to detect assembler input.
22344 * config/i386/sol2.h (CPP_SPEC): Likewise.
22345 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
22346 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
22347 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
22348 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
22349 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
22350 -m64 causes deployment target to default to 10.5.
22351 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22353 2007-03-09 Richard Henderson <rth@redhat.com>
22356 * target.h (targetm.asm.out.reloc_rw_mask): New.
22357 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
22358 (TARGET_ASM_OUT): Use it.
22359 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
22360 * varasm.c (categorize_decl_for_section): Remove shlib argument;
22361 use the new reloc_rw_mask target hook instead.
22362 (default_section_type_flags_1): Merge into...
22363 (default_section_type_flags): ... here.
22364 (decl_readonly_section_1): Merge into...
22365 (decl_readonly_section): ... here.
22366 (default_elf_select_section_1): Merge into...
22367 (default_elf_select_section): ... here.
22368 (default_unique_section_1): Merge into...
22369 (default_unique_section): ... here.
22370 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
22371 (default_select_rtx_section): Use it.
22372 (default_elf_select_rtx_section): Likewise.
22373 * output.h: Update to match.
22374 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
22375 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
22376 (TARGET_ASM_RELOC_RW_MASK): New.
22377 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
22378 to categorize_decl_for_section.
22379 (x86_64_elf_unique_section): Likewise.
22380 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
22381 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
22382 (TARGET_ASM_RELOC_RW_MASK): New.
22383 * config/ia64/ia64.c (ia64_rwreloc_select_section,
22384 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
22385 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
22386 (TARGET_RWRELOC): Remove.
22387 (ia64_section_type_flags): Adjust call to default_section_type_flags.
22388 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22389 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
22390 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
22391 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
22392 (rs6000_xcoff_select_section): Use decl_readonly_section.
22393 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
22394 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22395 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
22396 (TARGET_SECTION_TYPE_FLAGS): Remove.
22397 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
22399 2007-03-09 Roger Sayle <roger@eyesopen.com>
22401 * fold-const.c (fold_comparison): Remove compile-time evaluation of
22402 complex constant equality/inequality comparisons for here.
22403 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
22404 known at compile-time or can be simplified to a scalar comparison.
22405 (fold_relational_const): Move compile-time evaluation of complex
22406 constant equality/inequality comparisons to here.
22408 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22410 PR rtl-optimization/30643
22411 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
22413 (fold_rtx): Recurse, like before 2006-11-03.
22415 2007-03-09 DJ Delorie <dj@redhat.com>
22417 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
22420 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
22422 PR tree-optimization/30375
22423 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
22424 LHS of statements is not the same.
22425 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
22427 2007-03-09 Chao-ying Fu <fu@mips.com>
22429 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
22431 * doc/invoke.texi (-mdspr2): Document new option.
22432 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
22433 New unspec for DSP REV 2.
22434 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
22435 these instructions are extended in DSP REV 2.
22436 (mips-dspr2.md): Include.
22437 * config/mips/mips.opt (mdspr2): New option.
22438 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
22439 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
22440 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
22441 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
22442 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
22443 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
22444 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
22446 (bdesc_map): Add one field of unsupported_target_flags.
22447 (bdesc_arrays): Update entries to have extra fields. Add
22449 (mips_init_builtins): Initialize new function types.
22450 Check unsupported_target_fileds to filter out builtins.
22451 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
22453 (ASM_SPEC): Pass mdspr2 to the assembler.
22454 * config/mips/mips-dspr2.md: New file.
22456 2007-03-09 Sa Liu <saliu@de.ibm.com>
22458 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
22460 2007-03-09 Ian Lance Taylor <iant@google.com>
22462 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
22463 argument) like -Wstrict-overflow=2.
22464 * doc/invoke.texi (Warning Options): Update documentation.
22466 2007-03-09 Dirk Mueller <dmueller@suse.de>
22469 * doc/invoke.texi (-Wlogical-op): Document.
22470 * common.opt (-Wlogical-op): New.
22471 * c-common.h (warn_logical_operator): Declare.
22472 * c-common.c (warn_logical_operator): Define.
22473 * c-typeck.c (parser_build_binary_op): Call
22474 warn_logical_operator.
22476 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22478 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
22479 * final.c (final_scan_insn): Test for non-"" file name.
22481 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
22483 * doc/loop.texi: Document the Omega linear constraints solver.
22484 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
22485 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
22486 omega-hash-table-size, omega-max-keys, and
22487 omega-eliminate-redundant-constraints.
22488 * tree-pass.h (pass_check_data_deps): Declared.
22491 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
22492 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
22493 pass_check_data_deps): New.
22494 * tree-data-ref.c (init_data_ref): Remove declaration.
22495 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
22496 (analyze_array): Renamed init_array_ref, move up initializations.
22497 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
22498 Removed arguments that are set to NULL.
22499 (analyze_indirect_ref): Correct indentation, correct call to
22501 (object_analysis): Call init_array_ref instead of analyze_array.
22502 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
22503 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
22504 of DR_ACCESS_FNS_ADDR.
22505 (init_omega_eq_with_af, omega_extract_distance_vectors,
22506 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
22507 ddr_consistent_p): New.
22508 (compute_affine_dependence): Check consistency of ddrs when
22509 flag_check_data_deps is passed.
22510 (analyze_all_data_dependences): Uncomment.
22511 (tree_check_data_deps): New.
22512 * tree-data-ref.h: Include omega.h.
22513 (DR_ACCESS_FNS_ADDR): Removed.
22514 (data_dependence_relation): Add inner_loop.
22515 (DDR_INNER_LOOP): New.
22516 * common.opt (fcheck-data-deps): New.
22517 * tree-flow.h (tree_check_data_deps): Declare.
22518 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
22519 (OBJS-common): Depend on omega.o.
22521 * passes.c (pass_check_data_deps): Scheduled.
22522 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
22523 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
22524 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
22525 PARAM_VECT_MAX_VERSION_CHECKS,
22526 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
22528 2007-03-09 Richard Guenther <rguenther@suse.de>
22530 PR tree-optimization/30904
22531 PR middle-end/31058
22532 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
22533 the same way as *_DIV_EXPR.
22535 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22537 * recog.c (decode_asm_operands): No mixed declarations and code.
22539 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22541 * rtl.def (ASM_INPUT): Add location.
22542 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
22543 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
22544 (decode_asm_operands): Add loc operand.
22545 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
22546 * stmt.c (expand_asm): Rename to...
22547 (expand_asm_loc): ... this. Add locus argument. Pass it on to
22548 gen_rtx_ASM_INPUT_loc.
22549 (expand_asm_expr): Adjust.
22550 * recog.c (decode_asm_operands): Add loc operand.
22551 (check_asm_operands, extract_insn): Adjust.
22552 * reload1.c (maybe_fix_stack_asms): Likewise.
22553 * final.c (asm_insn_count): Likewise.
22554 (final_scan_insn): Output # line before and after asm.
22556 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
22558 * tree-ssa-structalias.c (variable_info): Remove
22560 (new_var_info): Ditto.
22561 (shared_bitmap_info_t): New structure.
22562 (shared_bitmap_table): New variable.
22563 (shared_bitmap_hash): New function.
22564 (shared_bitmap_eq): Ditto
22565 (shared_bitmap_lookup): Ditto.
22566 (shared_bitmap_add): Ditto.
22567 (merge_smts_into): Change to take bitmap directly.
22568 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
22569 (init_alias_vars): Init shared bitmap hashtable.
22570 (delete_points_to_sets): Delete shared bitmap hashtable.
22571 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
22572 is_aliased removal as a change that was still necessary was
22575 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
22577 * config/i386/i386.h (override_options): Conditionally disable
22578 x86_sahf for 64bit targets only.
22580 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22583 * c-decl.c (merge_decls): Don't call make_var_volatile.
22584 * varasm.c (make_var_volatile): Remove.
22585 * output.h (make_var_volatile): Remove.
22587 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
22589 PR tree-optimization/31085
22590 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
22592 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22594 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
22595 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
22596 ATTR_CONST_NOTHROW_LIST.
22598 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22601 2007-03-08 Diego Novillo <dnovillo@redhat.com>
22603 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
22605 2007-03-08 Geoffrey Keating <geoffk@apple.com>
22608 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
22610 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
22611 passed, use shared libgcc.
22613 2007-03-08 Roger Sayle <roger@eyesopen.com>
22615 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
22616 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22617 (honor_protect_cleanup_actions, lower_try_finally_switch):
22619 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
22620 ifc_temp_var): Likewise.
22621 * tree-inline.c (setup_one_parameter): Likewise.
22622 * tree-mudflap.c (mf_decl_cache_locals,
22623 mf_build_check_statement_for): Likewise.
22624 * tree-nested.c (init_tmp_var, save_tmp_var,
22625 finalize_nesting_tree_1): Likewise.
22626 * tree-outof-ssa.c (insert_copy_on_edge,
22627 insert_backedge_copies): Likewise.
22628 * tree-profile.c (tree_gen_edge_profiler,
22629 tree_gen_ic_profiler): Likewise.
22630 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22631 * tree-sra.c (sra_build_assignment): Likewise.
22632 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22633 * tree-ssa-math-opts.c (insert_reciprocals,
22634 execute_cse_sincos_1): Likewise.
22635 * tree-tailcall.c (adjust_accumulator_values,
22636 adjust_return_value): Likewise.
22637 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22638 * tree-vect-transform.c (vect_create_data_ref_ptr,
22639 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22640 vect_create_epilog_for_reduction, vectorizable_reduction,
22641 vectorizable_call, vectorizable_conversion,
22642 vectorizable_assignment, vectorizable_operation,
22643 vectorizable_type_demotion, vect_gen_widened_results_half,
22644 vect_permute_store_chain, vectorizable_store,
22645 vect_setup_realignment, vect_permute_load_chain,
22646 vectorizable_load, vectorizable_condition,
22647 vect_create_cond_for_align_checks): Likewise.
22648 * tree-vrp.c (build_assert_expr_for): Likewise.
22650 2007-03-08 Ian Lance Taylor <iant@google.com>
22652 * tree-vrp.c: Include "intl.h".
22653 (usable_range_p): New static function.
22654 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22655 overflowed values, juts set *strict_overflow_p.
22656 (compare_values): Only return -2 if one of the operands is not a
22658 (compare_ranges): Call usable_range_p.
22659 (compare_range_with_value): Likewise.
22660 (vrp_evaluate_conditional_warnv): Rename from
22661 vrp_evaluate_conditional. Make static. Change all callers.
22662 (vrp_evaluate_conditional): New function.
22663 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22664 on signed overflow.
22665 (simplify_abs_using_ranges): Likewise.
22666 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22667 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22668 within_stmt parameter.
22669 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22670 vrp_evaluate_conditional.
22671 * tree-ssa-threadedge.c
22672 (record_temporary_equivalences_from_stmts_at_dest): Change
22673 simplify parameter to take a second tree parameter.
22674 (simplify_control_stmt_condition): Likewise.
22675 (thread_across_edge): Likewise.
22676 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22677 (thread_across_edge): Likewise.
22678 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22680 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22682 * config/i386/i386.h (TARGET_SAHF): New define.
22683 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22684 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22685 (x86_sahf): New global variable.
22686 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22687 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22688 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22689 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22691 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22692 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22693 when expanding fcomi/sahf based tests.
22694 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22695 expanding sahf based alternative. Emit sahf based sequence when
22696 optimizing for code size.
22697 * config/i386/i386.md (x86_sahf_1): Do not disable for
22698 TARGET_64BIT, enable for TARGET_SAHF.
22700 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22702 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22703 spurious whitespace from error message.
22705 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22708 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22710 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22712 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22714 * tree-sra.c (instantiate_element): Propagate disabled warnings
22715 from the element itself to the created variable.
22717 2007-03-07 Richard Henderson <rth@redhat.com>
22720 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22721 silently fix up the stack in the case of a missing register.
22723 2007-03-07 Paul Brook <paul@codesourcery.com>
22725 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22727 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22729 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22731 (phase1_vrs): Use them.
22732 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22733 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22734 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22735 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22736 __gnu_Unwind_Restore_WMMXC if required.
22737 (_Unwind_VRS_Pop): Implement iWMMXt support.
22738 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22739 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22740 gnu_Unwind_Save_WMMXC): Define.
22742 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22744 * config/vxworks.h (vxworks_override_options): Declare.
22745 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22746 * config/vxworks.c: Include target.h and toplev.h.
22747 (vxworks_override_options): New function.
22748 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22750 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22752 * config/s390/s390.c (override_options): Don't emit an error when
22753 -mstack-size is used without providing -mstack-guard.
22754 (s390_emit_prologue): Choose stack_guard value automatically if not
22755 provided via command line.
22756 * doc/invoke.texi: Adjust description of -mstack-guard and
22759 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22761 * config/i386/i386.c (output_set_got): Add a GOT initialization
22762 sequence for VxWorks PIC.
22763 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22764 around labels as well as symbols. Use gotoff_operand instead
22765 of local_symbolic_operand.
22766 (legitimize_pic_address): Use gotoff_operand instead of
22767 local_symbolic_operand. Use @GOT accesses for labels as
22769 (ix86_output_addr_diff_elt): Use PC-relative rather than
22770 GP-relative offsets for VxWorks PIC.
22771 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22772 no_new_pseudos. Check whether the returned register is op0.
22773 * config/i386/i386.md (tablejump): Use PC-relative rather than
22774 GP-relative offsets for VxWorks PIC.
22775 * config/i386/predicates.md (gotoff_operand): New predicate.
22777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22779 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22781 * config/vxworks-dummy.h: New file.
22782 * config/i386/i386.h: Include it.
22784 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22786 * dwarf2out.c (is_inlined_entry_point): New
22787 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22788 DW_AT_ranges if the first subblock is the entry point.
22790 2007-03-06 David Daney <ddaney@avtrex.com>
22792 * doc/install.texi (mips-*-*): Change recommended binutils
22795 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22797 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22798 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22800 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22801 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22803 2007-03-06 Jan Hubicka <jh@suse.cz>
22805 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22806 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22808 (probably_cold_bb_p): Cold functions are cold.
22809 (probably_never_executed_bb_p): Cold functions are cold.
22810 (tree_bb_level_predictions): Predict calls to cold functions as not
22812 (compute_function_frequency): Check hot/cold attributes.
22813 * function.h (function_frequency): Update comments.
22814 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22815 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22816 (c_common_att): Add cold and hot.
22818 * doc/extend.texi (hot,cold attributes): Document.
22820 2007-03-06 Andrew Haley <aph@redhat.com>
22822 * function.c (expand_function_end): Move blockage to just after we
22823 emit the label for the naked return from the function.
22825 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22827 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22830 2007-03-06 Jan Hubicka <jh@suse.cz>
22832 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22833 loaded for constant large models. Non-large 64bit PIC can do.
22834 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22835 * cmodel.h: Add LARGE PIC.
22836 * i386.md (UNSPEC_PLTOFF): New.
22837 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22839 (*call_1_rex64): Disable for large models.
22840 (*call_1_rex64_large): New.
22841 (*call_value_1_rex64): Disable for large models.
22842 (*call_value_1_rex64_large): New.
22843 (set_rip_rex4): New.
22844 (set_got_offset_rex64): New.
22845 * predicates.md (constant_call_address_operand): For large model
22846 constant calls are not possible.
22847 * i386-protos.h (construct_plt_address): Declare.
22848 * i386.c (override_options): Accept large models.
22849 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22850 (legitimate_constant_p): Add new UNSPECs.
22851 (legitimate_pic_operand_p): Likewise.
22852 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22853 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22855 (output_pic_addr_const): Add PLTOFF.
22856 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22857 (ix86_expand_move): Legitimize pic address when in PIC mode.
22858 (construct_plt_address): New function.
22859 (ix86_expand_call): Offload the address to register and use GOT
22860 pointer for large model.
22861 * invoke.texi (mcmodel=large): Update documentation.
22863 2007-03-06 Richard Henderson <rth@redhat.com>
22865 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22866 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22867 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22868 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22869 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22870 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22871 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22872 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22873 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22874 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22875 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22876 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
22877 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22878 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22879 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
22880 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22881 x86_schedule, x86_use_bt, x86_pad_returns,
22882 x86_use_xchgb): Merge into ...
22883 (ix86_tune_features): ... here. New array.
22884 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22885 x86_bswap): Merge into ...
22886 (ix86_arch_features): ... here. New array.
22887 (x86_3dnow_a): Remove.
22888 (x86_accumulate_outgoing_args): Make static.
22889 (x86_arch_always_fancy_math_387): Make static.
22890 (ix86_tune_mask, ix86_arch_mask): Move ...
22891 (override_options): ... to local variables here. Apply the
22892 appropriate mask to each element of ix86_arch_features and
22893 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22894 as were done in the old macros.
22895 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22896 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22897 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22898 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22899 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22900 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22901 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22902 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22903 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22904 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22905 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22906 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22907 x86_accumulate_outgoing_args, x86_prologue_using_move,
22908 x86_epilogue_using_move, x86_decompose_lea,
22909 x86_arch_always_fancy_math_387, x86_shift1,
22910 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22911 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22912 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22913 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22914 x86_use_incdec, x86_pad_returns, x86_bswap,
22915 x86_partial_flag_reg_stall): Remove.
22916 (enum ix86_tune_indices): New.
22917 (ix86_tune_features): New.
22918 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22919 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22920 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22921 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22922 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22923 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22924 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22925 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22926 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22927 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22928 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22929 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22930 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22931 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22932 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22933 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22934 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22935 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22936 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22937 TARGET_EXT_80387_CONSTANTS): Use it.
22938 (enum ix86_arch_indices): New.
22939 (ix86_arch_features): New.
22940 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22941 TARGET_BSWAP): Use it.
22942 (ix86_tune_mask, ix86_arch_mask): Remove.
22944 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22947 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22948 Define using $${sysroot_headers_suffix}.
22949 * configure: Regenerate.
22950 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22951 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22953 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22954 * gcc.c (print_sysroot_headers_suffix): New.
22955 (option_map): Include --print-sysroot-headers-suffix.
22956 (display_help): Mention -print-sysroot-headers-suffix.
22957 (process_command): Handle -print-sysroot-headers-suffix.
22958 (do_spec_1): Append multilib directory to include-fixed path if
22959 sysroot suffixes in use.
22960 (main): Handle -print-sysroot-headers-suffix.
22961 * Makefile.in (start.encap): Don't depend on xlimits.h
22962 (xlimits.h): Remove.
22963 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22964 limits.h for each multilib in fixinc_list.
22965 (fixinc_list, s-fixinc_list): New.
22966 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22967 generate them for each multilib in fixinc_list.
22968 (stmp-fixproto): Use include-fixed. Run fixproto for each
22969 multilib in fixinc_list.
22970 (mostlyclean): Don't remove xlimits.h.
22971 (clean): Remove include-fixed.
22972 (real-install-headers-tar, real-install-headers-cpio,
22973 real-install-headers-cp): Don't copy include, only include-fixed.
22974 (install-mkheaders): Depend on fixinc_list. Don't depend on
22975 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22976 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22977 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22979 2007-03-06 Jan Hubicka <jh@suse.cz>
22981 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22984 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22986 * configure.ac: Allow tm_file to contain build-directory files.
22987 * configure: Regenerate.
22988 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22989 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22990 * config/m68k/print-sysroot-suffix.sh: New file.
22992 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22994 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22995 of pic_offset_table_rtx if reload_completed.
22996 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22997 PIC_OFFSET_TABLE_REGNUM.
22998 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23000 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23001 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23003 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23005 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23006 functions that call eh_return.
23008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23010 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23011 functions that need a constant pool.
23013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23016 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23017 (m68k_preferred_reload_class): Likewise.
23018 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23019 (SECONDARY_RELOAD_CLASS): Define.
23020 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23021 (LIMIT_RELOAD_CLASS): Delete.
23022 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23023 registers from storing bytes.
23024 (m68k_secondary_reload_class): New function.
23025 (m68k_preferred_reload_class): Likewise.
23027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23029 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23031 (m68k_expand_prologue): Likewise.
23033 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23035 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23036 (mips_expand_epilogue): Add a bool parameter.
23037 (m68k_legitimize_sibcall_address): Declare.
23038 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23039 (m68k_expand_epilogue): Add a parameter to select between sibling
23040 and normal epilogues. Only generate a return for the latter.
23041 (m68k_ok_for_sibcall_p): New function.
23042 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23043 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23044 (sibcall_value, *sibcall_value): Likewise.
23045 (*call, *call_value): Require !SIBLING_CALL_P.
23046 (epilogue): Update call to m68k_expand_epilogue.
23047 (sibcall_epilogue): New pattern.
23048 * config/m68k/predicates.md (const_call_operand): Say that this
23049 predicate applies to sibling calls too.
23050 (sibcall_operand): New predicate.
23052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23054 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23055 alternatives as movsi_cf.
23056 (movsf_cf_hard): Add commentary.
23058 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23059 Richard Sandiford <richard@codesourcery.com>
23061 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23062 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23063 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23064 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23065 as being live on exit from an interrupt function.
23066 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23067 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23068 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23069 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23070 (m68k_interrupt_function_p): Globalize.
23071 (m68k_compute_frame_layout): Remove reverse mask code.
23072 (m68k_emit_movem, m68k_set_frame_related): New functions.
23073 (m68k_output_function_prologue): Delete in favor of...
23074 (m68k_expand_prologue): ...this new function.
23075 (m68k_output_function_epilogue): Delete in favor of...
23076 (m68k_expand_epilogue): ...this new function.
23077 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23079 (print_operand): Handle %?.
23080 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23081 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23082 (prologue, epilogue): New patterns.
23083 (return): Turn into a define_expand.
23084 (*return): New pattern, derived from old "return" pattern. Use rte
23085 rather than rts for interrupt functions. Only use rtd if the pop
23087 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23088 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23089 (link, *link, unlink, *unlink, load_got): Likewise.
23091 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23095 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23096 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23097 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23098 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23099 and m68k_matches_u_p.
23100 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23101 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23102 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23103 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23104 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23105 (REG_STRICT_P): New macro.
23106 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23107 PCREL_GENERAL_OPERAND_OK.
23108 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23109 m68k_legitimate_base_reg_p.
23110 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23111 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23112 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23113 * config/m68k/m68k.c (m68k_address): New structure.
23114 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23115 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23116 (m68k_jump_table_ref_p, m68k_decompose_address)
23117 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23118 (m68k_matches_u_p): New functions.
23119 (print_operand_address): Rewrite to use m68k_decompose_index.
23121 2007-03-05 David Taylor <dtaylor@emc.com>
23123 * gcc.c: Correct copyright date in --version output.
23125 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23127 * pa.md: In unamed move patterns, disparge copies between general
23128 and floating point registers using '?' modifier. Don't include 'f'
23129 constraint for register preferences in DImode, SImode, HImode and
23130 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23131 Remove constraints for copies between general and floating registers
23132 in soft-float DFmode pattern.
23133 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23137 2007-03-05 Mike Stump <mrs@apple.com>
23139 * c-common.c (targetcm): Add.
23140 * c-opts.c (c_common_handle_option): Handle language specific
23142 * opts.c (handle_option): Verify language for target options, if
23144 * opth-gen.awk: Add CL_LANG_ALL.
23145 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23146 (TARGETCM_INITIALIZER): Add.
23147 * target.h (struct gcc_targetcm): Add.
23149 * targhooks.c (default_handle_c_option): Add.
23150 * targhooks.h (default_handle_c_option): Add.
23151 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23153 * config/darwin.opt (iframework): Add.
23154 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23155 * config/darwin-c.c (handle_c_option): Add.
23156 (TARGET_HANDLE_C_OPTION): Add.
23158 * doc/invoke.texi (Darwin Options): Add -iframework.
23160 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23162 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23165 2007-03-05 Ian Lance Taylor <iant@google.com>
23167 * c.opt (fgnu89-inline): New option.
23168 * c-opts.c (c_common_post_options): Set default value for
23170 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23171 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23173 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23174 (grokdeclarator, start_function): Likewise.
23175 * c-cppbuiltin.c (c_cpp_builtins): Define either
23176 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23177 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23178 (C Dialect Options): Document -fgnu89-inline.
23179 * doc/extend.texi (Function Attributes): Explain what the
23180 gnu_inline attribute does.
23181 * doc/cpp.texi (Common Predefined Macros): Document
23182 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23184 2007-03-05 Ian Lance Taylor <iant@google.com>
23186 PR tree-optimization/31034
23187 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23188 half-range if the other side is an overflow infinity.
23190 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23192 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23193 (bfin*-linux-uclibc*): New configuration.
23194 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23196 * config/bfin/linux.h: New file.
23197 * config/bfin/libgcc-bfin.ver: New file.
23198 * config/bfin/t-bfin-uclinux: New file.
23199 * config/bfin/t-bfin-linux: New file.
23200 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23201 (TARGET_OS_CPP_BUILTINS): New macro.
23203 2007-03-05 Richard Guenther <rguenther@suse.de>
23205 * fold-const.c (fold_binary): Remove duplicate folding
23206 of comparison of non-null ADDR_EXPR against null.
23208 2007-03-05 Richard Guenther <rguenther@suse.de>
23209 Dorit Nuzman <dorit@il.ibm.com>
23211 PR tree-optimization/26420
23212 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23213 are no loops in the function. Only print the number of
23214 vectorized loops if it is greater than zero or we are supposed
23215 to print information about unvectorized loops.
23217 2007-03-05 Revital Eres <eres@il.ibm.com>
23219 * gcc.dg/var-expand1.c: New test.
23220 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23221 when an accumulator is expanded.
23223 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23226 * c-common.c (convert_and_check): Don't give warnings for
23227 conversion if 'expr' already overflowed.
23229 2007-03-04 Roger Sayle <roger@eyesopen.com>
23231 PR middle-end/30744
23232 * fold-const.c (fold_comparison): Enforce type consistency when
23233 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23235 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23237 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23238 containing a cast to the base of TARGET_MEM_REF.
23240 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23242 * tree.c (tree_contains_struct_check_failed): Remove spurious
23243 whitespace from error message.
23245 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23248 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23249 instead of precision.
23251 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23252 Nathan Sidwell <nathan@codesourcery.com>
23254 * emit-rtl.c (find_auto_inc): New.
23255 (try_split): recreate REG_INC notes,
23256 Use regular for loops rather than whiles.
23258 2007-03-03 Andreas Schwab <schwab@suse.de>
23260 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23261 * configure: Regenerate.
23263 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23265 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23266 flag_rounding_math, not flag_unsafe_math_optimizations.
23268 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23270 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23271 alpha_fold_vector_minmax): Likewise.
23272 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23273 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23275 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23277 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23278 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23279 if the lhs has side-effects.
23280 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23282 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23284 * config/i386/i386.h (TUNEMASK): Remove define.
23285 (ARCHMASK): Remove define.
23286 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23287 Use ix86_arch_mask variable instead of ARCHMASK.
23288 * config/i386/i386.c (override_options): Ditto.
23289 (standard_80387_constant_p): Ditto.
23291 2007-03-02 Ian Lance Taylor <iant@google.com>
23293 Used signed infinities in VRP.
23294 * tree-vrp.c (uses_overflow_infinity): New static function.
23295 (supports_overflow_infinity): New static function.
23296 (make_overflow_infinity): New static function.
23297 (negative_overflow_infinity): New static function.
23298 (positive_overflow_infinity): New static function.
23299 (is_negative_overflow_infinity): New static function.
23300 (is_positive_overflow_infinity): New static function.
23301 (is_overflow_infinity): New static function.
23302 (overflow_infinity_range_p): New static function.
23303 (compare_values_warnv): New function split out of compare_values.
23304 (compare_value): Call it.
23305 (set_value_range_to_nonnegative): Add overflow_infinity
23306 parameter. Change caller.
23307 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
23309 (vrp_expr_computes_nonzero): Likewise.
23310 (compare_ranges, compare_range_with_value): Likewise.
23311 (compare_name_with_value, compare_names): Likewise.
23312 (vrp_evaluate_conditional): Likewise.
23313 (set_value_range): Handle infinity
23314 (vrp_operand_equal_p, operand_less_p): Likewise.
23315 (extract_range_from_assert): Likewise.
23316 (vrp_int_const_binop): Likewise.
23317 (extract_range_from_binary_expr): Likewise.
23318 (extract_range_from_unary_expr): Likewise.
23319 (extract_range_from_comparison): Likewise.
23320 (extract_range_from_expr): Likewise.
23321 (dump_value_range): Likewise.
23322 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
23323 (test_for_singularity): Likewise.
23324 (vrp_int_const_binop): Remove inline qualifier.
23325 (adjust_range_with_scev): Add comment.
23326 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23328 2007-03-02 Diego Novillo <dnovillo@redhat.com>
23330 * tree-ssa-structalias.c (could_have_pointers): Tidy.
23331 (get_constraint_for): Likewise.
23332 (do_structure_copy): Likewise.
23333 (find_func_aliases): Fix references to MODIFY_EXPR.
23334 (intra_create_variable_infos): Tidy.
23335 * tree-ssa-operands.c (add_virtual_operand): Add argument
23337 When adding members of alias sets, if IS_CALL_SITE is true and
23338 the symbol is not call-clobbered, skip it.
23339 Adjust all callers.
23341 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23343 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
23344 entry by means of emit_insn_at_entry.
23346 2007-03-02 Richard Henderson <rth@redhat.com>
23348 * expr.h (promoted_input_arg): Remove decl.
23349 * function.c (promoted_input_arg): Merge into ...
23350 * combine.c (setup_incoming_promotions): ... only caller.
23351 Rearrange to avoid double loop.
23353 2007-03-02 Ben Elliston <bje@au.ibm.com>
23354 Peter Bergner <bergner@vnet.ibm.com>
23355 Janis Johnson <janis187@us.ibm.com>
23357 * config/rs6000/dfp.md: New file.
23358 * config/rs6000/rs6000.md: Include dfp.md.
23359 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
23360 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
23361 and TDmode decimal float modes in FP registers.
23362 (num_insns_constant): Likewise.
23363 (rs6000_legitimate_offset_address_p): Likewise.
23364 (rs6000_legitimize_address): Likewise.
23365 (rs6000_legitimize_reload_address): Likewise.
23366 (rs6000_legitimate_address): Likewise.
23367 (rs6000_emit_move): Likewise.
23368 (function_arg_boundary): Likewise.
23369 (function_arg_advance): Likewise.
23370 (rs6000_darwin64_record_arg_recurse): Likewise.
23371 (function_arg): Likewise.
23372 (rs6000_gimplify_va_arg): Likewise.
23373 (rs6000_split_multireg_move): Likewise.
23374 (rs6000_output_function_epilogue): Likewise.
23375 (rs6000_output_function_epilogue): Likewise.
23376 (rs6000_register_move_cost): Likewise.
23377 (rs6000_function_value): Likewise.
23378 (rs6000_libcall_value): Likewise.
23380 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23382 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
23384 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23386 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
23387 Use $MULTIDIR to choose between the kernel and RTP headers,
23388 and use $WIND_BASE and $WIND_USR to locate them.
23390 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23392 * config/i386/i386.c (override_options): Put initialization of
23393 ix86_tune_mask and ix86_arch_mask to the correct place.
23395 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23396 Michael Meissner <michael.meissner@amd.com>
23399 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
23400 (ARCHMASK): Define.
23401 (TARGET_CMOVE): Use ARCHMASK.
23402 (TARGET_CMPXCHG): Ditto.
23403 (TARGET_CMPXCHG8B): Ditto.
23404 (TARGET_XADD): Ditto.
23405 (TARGET_BSWAP): Ditto.
23406 * config/i386/i386.c (ix86_tune_mask): New global variable.
23407 (ix86_arch_mask): Ditto.
23408 (override_options): Initialize ix86_tune_mask and
23409 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
23412 2007-03-02 Ben Elliston <bje@au.ibm.com>
23415 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
23417 2007-03-02 Joseph Myers <joseph@codesourcery.com>
23419 * target.h (init_dwarf_reg_sizes_extra): New target hook.
23420 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
23421 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
23422 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
23424 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
23425 rs6000_init_dwarf_reg_sizes_extra): New.
23426 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
23427 SPE register high parts.
23429 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
23431 * Makefile.in: Add install-pdf target as
23432 copied from automake v1.10 rules.
23433 * configure.ac: Add install-pdf to target list.
23434 * configure: Regenerate.
23436 2007-03-01 Paul Brook <paul@codesourcery.com>
23438 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
23439 modes to LDRD for DImode.
23440 (output_move_double): Fixup out of range ldrd/strd.
23441 (vfp_secondary_reload_class): Rename...
23442 (coproc_secondary_reload_class): ... to this. Add wb argument.
23443 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
23444 coproc_secondary_reload_class for CLASS_IWMMXT.
23445 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
23446 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
23448 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
23450 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
23451 unroll factor by the estimated number of iterations.
23452 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
23453 than prefetch latency.
23455 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
23456 decode_caches_intel, detect_caches_intel): New functions.
23457 (host_detect_local_cpu): Use detect_caches_amd and
23458 detect_caches_intel.
23460 2007-03-01 Richard Henderson <rth@redhat.com>
23462 * expr.c (emit_move_complex_push): Export.
23463 (emit_move_complex_parts): Split out from ...
23464 (emit_move_complex): ... here.
23465 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
23466 * config/i386/i386.md (movcdi): New.
23468 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
23470 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
23471 size of mode1 to check for tieable modes in MMX case.
23473 2007-03-01 Richard Sandiford <richard@codesourcery.com>
23475 * Makefile.in (rtlanal.o): Depend on tree.h.
23476 * rtl.h (offset_within_section_p, split_const): Declare.
23477 * rtlanal.c: Include tree.h.
23478 (offset_within_block_p): New function, taken from
23479 mips_offset_within_object_p.
23480 (split_const): New function, taken from mips_split_const.
23481 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
23483 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
23484 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
23485 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
23486 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
23487 (m68k_illegitimate_symbolic_constant_p): New function.
23488 * config/m68k/m68k.md (movsi): Remove misleading predicates.
23489 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
23490 symbolic constant that might be outside the symbol's section,
23491 move the symbol first and then add the offset.
23492 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
23494 * config/mips/mips.c (mips_split_const): Delete.
23495 (mips_offset_within_object_p): Delete.
23496 (mips_symbolic_constant_p): Use offset_within_section_p and
23497 split_const instead of mips_offset_within_object_p and
23499 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
23500 (mips_legitimize_const_move, print_operand_reloc)
23501 (mips_dangerous_for_la25_p): Use split_const instead of
23504 2007-02-28 Eric Christopher <echristo@apple.com>
23506 * Makefile.in (install-include-dir): Don't rm -rf include.
23508 2007-02-28 Richard Guenther <rguenther@suse.de>
23510 PR middle-end/30364
23511 * fold-const.c (fold_binary): Do not associate expressions
23512 with more than one variable for integer types that do not wrap.
23514 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
23516 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
23517 Delete, and replace with...
23518 (fold_builtin_call_array): This. Update callers to use it.
23519 * fold-const.c (fold_build_call_list): Delete, and replace with...
23520 (fold_build_call_array): This.
23521 (fold_build_call_list_initializer): Delete, and replace with...
23522 (fold_build_call_array_initializer): This.
23523 * tree.h: Update declarations to reflect above changes.
23525 * c-typeck.c (build_function_call): Store converted arguments
23526 in a stack-allocated array instead of building a list.
23527 (convert_arguments): Store arguments in the array passed in as an
23528 argument, and return the actual number of arguments.
23529 * c-format.c: (check_function_format): Pass arguments in an
23530 array instead of a list.
23531 * c-common.c (check_function_nonnull): Likewise.
23532 (check_function_sentinel): Likewise.
23533 (check_function_arguments): Likewise.
23534 * c-common.h: Update declarations to reflect above changes.
23536 2007-02-28 Jan Hubicka <jh@suse.cz>
23538 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
23539 PRED_NEGATIVE_RETURN): Update outcomes.
23541 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
23543 * calls.c (emit_library_call_value_1): Handle partial registers
23544 correctly when building up CALL_INSN_FUNCTION_USAGE.
23546 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23548 * pa/predicates.md (move_src_operand): Allow zero for mode.
23549 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
23552 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
23555 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
23556 *movv2df_internal): Enable pattern only for valid operand
23558 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
23559 tie only 128bit modes. For MMX registers, tie only 64bit modes.
23561 2007-02-27 Mike Stump <mrs@apple.com>
23563 * config/darwin-crt3.c: Avoid compilation when compiling for a
23566 2007-02-27 Joseph Myers <joseph@codesourcery.com>
23568 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
23570 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
23571 for fixed headers and limits.h.
23572 (install-include-dir, install-headers-tar, install-headers-cpio,
23573 install-headers-cp, real-install-headers-tar,
23574 real-install-headers-cpio, real-install-headers-cp): Handle
23575 include-fixed as well as include.
23576 (install-mkheaders): Don't install files that go only in include
23578 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
23579 from GCC_INCLUDE_DIR.
23580 * gcc.c (process_command): Remove special -BstageN/ handling.
23581 (do_spec_1): Add include-fixed directories.
23583 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23585 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
23587 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
23589 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
23592 2007-02-27 Mark Mitchell <mark@codesourcery.com>
23594 * c-common.c (get_priority): Add check for
23595 SUPPORTS_INIT_PRIORITY.
23597 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23599 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
23601 * config/bfin/bfin.c: Include "cfglayout.h".
23602 (MAX_LSETUP_DISTANCE): New macro.
23603 (struct loop_info): New members incoming, incoming_src and
23604 incoming_dest. Delete member predecessor.
23605 (length_for_loop): New function.
23606 (bfin_optimize_loop): Handle more different loop structures.
23607 (bfin_discover_loop): Rework detection of predecessor blocks by
23608 examining incoming edges.
23609 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
23611 (bfin_reorder_loops): New function.
23612 (bfin_reorg_loops): Use these three new functions.
23614 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
23615 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
23616 (CONSTRAINT_LEN): Add entry for 'q'.
23617 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
23618 Add 'q' constraints.
23619 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
23620 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
23622 * config/bfin/bfin.md (add_with_carry): New pattern.
23623 (s_or_u, su_optab, su_modifier): New code macros/attrs.
23624 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
23625 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
23626 support unsigned multiplies too. Removed incorrect commutativity from
23627 operand 1 constraint where appropriate.
23628 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
23630 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23631 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23633 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23634 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23635 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23636 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23637 usmulhisi_hh_huh): New patterns.
23639 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23640 lshifthi3): Fix output template to use half reg for operand 2.
23642 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23645 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23647 2007-02-27 Andreas Schwab <schwab@suse.de>
23649 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23651 2007-02-27 Jan Hubicka <jh@suse.cz>
23653 * predict.c (last_basic_block_p): Remove.
23654 (tree_estimate_probability): Update return heuristic for commonized
23657 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23659 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23661 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23663 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23664 * doc/cpp.texi: Standardize title page.
23665 * doc/cppinternals.texi: Likewise.
23666 * doc/gcc.texi: Standardize title page, remove version number
23667 from copyright page.
23668 * doc/gccint.texi: Likewise.
23669 * doc/install.texi: Standardize title page, add table of
23672 2007-02-26 Jan Hubicka <jh@suse.cz>
23674 * predict.def: Set outcomes according to more recent results.
23675 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23676 Remove dead predictors.
23677 * predict.c (return_prediction): Fix pasto.
23679 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23681 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23682 change; avoid a memory leak when returning early.
23684 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23686 * c-decl.c (static_ctors): Move to c-common.c.
23687 (static_dtors): Likewise.
23688 (finish_function): Use c_record_cdtor_fn.
23689 (build_cdtor): Move to c-common.c.
23690 (c_write_global_declarations): Use c_build_cdtor_fns.
23691 * c-common.h (static_ctors): Declare.
23692 (static_dtors): Likewise.
23693 (c_record_cdtor_fn): Likewise.
23694 (c_build_cdtor_fns): Likewise.
23695 * c-common.c (static_ctors): New variable.
23696 (static_dtors): Likewise.
23697 (c_record_cdtor_fn): New function.
23698 (build_cdtor): Move from c-decl.c
23699 (c_build_cdtor_fns): New function.
23701 * output.h (assemble_addr_to_section): Declare.
23702 (get_cdtor_priority_section): Likewise.
23703 * varasm.c (assemble_addr_to_section): New function.
23704 (get_cdtor_priority_section): Likewise.
23705 (default_named_section_asm_out_destructor): Use them.
23706 (destor_dtor_section_asm_out_destructor): Likewise.
23707 (default_named_section_asm_out_constructor): Likewise.
23708 (default_ctor_section_asm_out_constructor): Likewise.
23709 * config.gcc (*-*-vxworks*): Include vxworks.o.
23710 * config/t-vxworks (vxworks.o): New target.
23711 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23712 (TARGET_ASM_CONSTRUCTOR): Define.
23713 (TARGET_ASM_DESTRUCTOR): Likewise.
23714 (vxworks_asm_out_constructor): Declare.
23715 (vxworks_asm_out_destructor): Likewise.
23717 * c-common.c (get_priority): Check that we have not just an
23718 INTEGER_CST, but an integer constant with integeral type.
23720 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23722 PR tree-optimization/30938
23723 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23724 use &dt[nargs-1] instead of &dt[nargs] in the call to
23725 vect_is_simple_use().
23727 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23729 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23730 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23731 Do not attempt to handle MEM inside auto-inc expressions.
23732 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23733 of a register modified by an auto-inc expression. However, do handle
23734 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23735 (elimination_effects): Prohibit elimination of a register modified
23736 by an auto-inc expression. Disable register elimination rules whose
23737 target register is modified by an auto-inc expression with variable
23740 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23742 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23744 (array_at_struct_end_p): New function.
23745 (idx_infer_loop_bounds): Use it.
23746 (estimate_numbers_of_iterations_loop): Export.
23747 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23748 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23749 (tree_estimate_probability): Call record_loop_exits.
23750 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23751 (estimated_loop_iterations, estimated_loop_iterations_int,
23752 estimated_loop_iterations_tree): New functions.
23753 (analyze_siv_subscript_cst_affine,
23754 compute_overlap_steps_for_affine_1_2,
23755 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23756 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23757 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23758 (PRED_LOOP_ITERATIONS_GUESSED): New.
23759 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23760 * cfgloop.h (estimate_numbers_of_iterations_loop,
23761 estimated_loop_iterations_int): Declare.
23763 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23765 * doc/extend.texi: Document optional priority argument to
23766 constructors and destructors.
23767 * tree.c (init_priority_for_decl): Adjust GTY markers.
23768 (init_ttree): Use priority-info hash functions for
23769 init_priority_for_decl.
23770 (tree_map_eq): Rename to ...
23771 (tree_map_base_eq): ... this.
23772 (tree_map_marked_p): Rename to ...
23773 (tree_map_base_marked_p): ... this.
23774 (tree_map_base_hash): New function.
23775 (decl_init_priority_lookup): Rework.
23776 (decl_fini_priority_lookup): New function.
23777 (decl_priority_info): New function.
23778 (decl_init_priority_insert): Use it.
23779 (decl_fini_priority_insert): Likewise.
23780 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23782 (decl_restrict_base_insert): Likewise.
23783 (decl_debug_expr_insert): Likewise.
23784 (decl_value_expr_lookup): Likewise.
23785 (decl_value_expr_insert): Likewise.
23786 * tree.h (priority_type): New type.
23787 (decl_init_priority_lookup): Use priority_type.
23788 (decl_fini_priority_lookup): New function.
23789 (decl_init_priority_insert): Use priority_type.
23790 (decl_fini_priority_insert): New function.
23791 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23792 (DECL_INIT_PRIORITY): Likewise.
23793 (SET_DECL_INIT_PRIORITY): Add comment.
23794 (DECL_FINI_PRIORITY): New macro.
23795 (SET_DECL_FINI_PRIORITY): Likewise.
23796 (DEFAULT_INIT_PRIORITY): Document.
23797 (MAX_INIT_PRIORITY): Likewise.
23798 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23799 (tree_map_base): New type.
23800 (tree_map_base_eq): New function.
23801 (tree_map_base_hash): Likewise.
23802 (tree_map_base_marked_p): Likewise.
23803 (tree_map): Inherit from tree_map_base.
23804 (tree_map_eq): Make it a macro.
23805 (tree_map_marked_p): Likewise.
23806 (tree_int_map): Inherit from tree_map_base.
23807 (tree_int_map_eq): Make it a macro.
23808 (tree_int_map_hash): Likewise.
23809 (tree_int_map_marked_p): Likewise.
23810 (tree_priority_map): New type.
23811 (tree_priority_map_eq): New macro.
23812 (tree_priority_map_hash): Likewise.
23813 (tree_priority_map_marked_p): Likewise.
23814 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23816 (emutls_common_1): Likewise.
23817 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23818 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23819 of tree_map hierarchy.
23820 * tree-cfg.c (move_stmt_r): Likewise.
23821 (new_label_mapper): Likewise.
23822 * c-tree.h (c_expand_body): Move to ...
23823 * c-common.h (c_expand_body): ... here.
23824 * c-decl.c (c_expand_body): Move to ...
23825 * c-common.c (c_expand_body): ... here.
23826 (c_common_attribute_table): Allow 1 argument for the constructor
23827 and destructor attributes.
23828 (get_priority): New function.
23829 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23830 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23832 2007-02-24 Jan Hubicka <jh@suse.cz>
23834 PR middle-end/30509
23835 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23836 copying for inlining.
23838 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23839 Jan Hubicka <jh@suse.cz>
23842 * i386.c (counter_mode): New function.
23843 (expand_set_or_movmem_via_loop): Use it.
23844 (expand_movmem_epilogue): Likewise; fix pasto.
23845 (ix86_expand_movmem): Do emit guard even for constant counts.
23846 (ix86_expand_setmem): Likewise.
23848 2007-02-25 Nick Clifton <nickc@redhat.com>
23850 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23851 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23853 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23856 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23857 count argument with 0x10, not with 0x16.
23858 (expand_setmem_epilogue): Ditto.
23860 2007-02-24 Mike Stump <mrs@apple.com>
23862 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23865 2007-02-24 Richard Guenther <rguenther@suse.de>
23867 PR middle-end/30951
23868 * fold-const.c (fold_binary): Fold x +- CST op x for
23869 EQ_EXPR and NE_EXPR.
23871 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23873 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23875 2007-02-24 Jan Hubicka <jh@suse.cz>
23877 * cgraphunit.c (decide_is_function_needed): Honor
23878 -fkeep-inline-functions.
23880 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23882 * builtins.c (fold_builtin_modf): New.
23883 (fold_builtin_2): Use it.
23885 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23887 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23888 (determine_max_iter): Take additional LOOP arg; all callers changed.
23889 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23890 one using simplifications.
23891 (simplify_using_initial_values): Return if the expression becomes
23892 invalid due to altered regs.
23894 2007-02-23 DJ Delorie <dj@redhat.com>
23896 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23898 2007-02-23 Mike Stump <mrs@apple.com>
23900 * tlink.c (scan_linker_output): Parse linker messages from
23901 darwin9's linker better.
23903 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23906 * varpool.c (varpool_assemble_pending_decls): Set
23907 varpool_last_needed_node to null.
23909 2007-02-23 DJ Delorie <dj@redhat.com>
23911 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23912 alignment bigger than the object file can handle.
23914 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23917 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23918 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23919 (*movsf_1): Penalize MMX moves.
23921 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23923 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23924 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23926 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23928 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23930 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23931 (fold_builtin_1): Use them.
23932 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23933 BUILT_IN_SIGNIFICAND.
23935 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23937 * config/i386/i386.c (bdesc_1arg): Initialize
23938 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23939 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23940 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23941 and IX86_BUILTIN_MOVSLDUP.
23943 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23945 PR rtl-optimization/30841
23946 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23948 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23950 * builtins.c (fold_builtin_frexp): New.
23951 (fold_builtin_2): Use it.
23953 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23955 * doc/invoke.texi (Spec Files): Document getenv spec function.
23957 * gcc.c (getenv_spec_function): New function.
23958 (static_spec_functions): Add it.
23959 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23960 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23963 2007-02-22 Michael Matz <matz@suse.de
23966 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23967 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23969 2007-02-22 Ian Lance Taylor <iant@google.com>
23972 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23973 (mem_loc_descriptor): Call it.
23975 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23976 Ira Rosen <irar@il.ibm.com>
23978 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23980 2007-02-22 Ira Rosen <irar@il.ibm.com>
23982 PR tree-optimization/30843
23983 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23984 stores only after all the group is vectorized.
23986 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23988 PR tree-optimization/30858
23989 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23990 in the reduction cycle have a single use in the loop.
23991 * tree-vectorizer.h (relevant): Add documentation.
23993 2007-02-20 Mike Stump <mrs@apple.com>
23995 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23996 * configure: Regenerate.
23998 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24000 Change the defaults of some parameters and options.
24001 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24002 * config/spu/spu.c (spu_optimization_options): Add.
24003 (spu_override_options): Change params in spu_optimization_options.
24004 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24006 Register 127 is only 16 byte aligned when used as a frame pointer.
24007 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24008 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24009 HARD_FRAME_POINTER_REGNUM.
24010 (spu_legitimate_address): Use regno_aligned_for_reload.
24011 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24012 aligned when frame_pointer_needed is true.
24013 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24015 * config/spu/spu.h (INIT_EXPANDERS): Define.
24017 Make sure shift and rotate instructions have valid immediate operands.
24018 * config/spu/predicates.md (spu_shift_operand): Remove.
24019 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24020 * config/spu/constraints.md (W, O): Extend range.
24021 * config/spu/spu.md (umask, nmask): Define.
24022 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24023 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24024 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24025 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24026 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24027 (lshr<mode>3_reg): Fix rtl description.
24029 Make sure mulhisi immediate operands are valid.
24030 * config/spu/predicates.md (imm_K_operand): Add.
24031 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24033 Generate constants using fsmbi and andi.
24034 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24035 (print_operand, spu_split_immediate, classify_immediate,
24036 fsmbi_const_p): Handle IC_FSMBI2.
24038 Correctly handle a CONST_VECTOR containing symbols.
24039 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24040 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24041 (immediate_load_p): Allow symbols that use 2 instructions to create.
24042 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24043 with symbols when flag_pic is set.
24044 (const_vector_immediate_p): New.
24045 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24046 accept a CONST_VECTOR with symbols.
24047 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24048 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24050 * config/spu/spu.md (high, low): Delete.
24051 (low_<mode>): Define.
24053 Remove INTRmode and INTR_REGNUM, which didn't work.
24054 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24056 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24057 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24058 peephole2 pattern): Don't use INTR or 131.
24059 (movintrcc): Delete.
24060 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24061 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24062 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24063 (UNSPEC_SET_INTR): Add.
24064 * config/spu/spu-modes.def (INTR): Remove.
24066 More accurate warnings about run-time relocations.
24067 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24069 Correctly warn about immediate arguments to specific intrinsics.
24070 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24071 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24072 the instruction predicate.
24074 Fix tree check errors with latest update.
24075 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24077 (spu_expand_builtin): Use CALL_EXPR_FN.
24079 Add missing specific intrinsics.
24080 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24082 * config/spu/spu_internals.h: Ditto.
24084 Fix incorrect operand modifiers.
24085 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24086 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24088 Optimize one case of zero_extend of a vec_select.
24089 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24091 Accept any immediate for hbr.
24092 * config/spu/spu.md (hbr): Change s constraints to i.
24094 2007-02-21 Paul Brook <paul@codesourcery.com>
24096 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24097 condexec_count when skipping USE and CLOBBER.
24099 2007-02-21 Nick Clifton <nickc@redhat.com>
24101 * common.opt (Warray-bounds): Add Warning attribute.
24102 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24104 (fsized-zeroes): Add Optimization attribute.
24105 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24106 * c.opt (Wc++0x-compat): Add Warning attribute.
24108 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24110 PR middle-end/30761
24111 * reload1.c (eliminate_regs_in_insn): In the single_set special
24112 case, attempt to re-recognize the insn before falling back to
24113 having reload fix it up.
24115 2007-02-20 Eric Christopher <echristo@gmail.com>
24117 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24118 Rewrite accordingly.
24119 (frv_read_iacc_argument): Ditto.
24120 (frv_expand_set_builtin): Take a call instead of arglist, update for
24122 (frv_expand_unop_builtin): Ditto.
24123 (frv_expand_binop_builtin): Ditto.
24124 (frv_expand_cut_builtin): Ditto.
24125 (frv_expand_binopimm_builtin): Ditto.
24126 (frv_expand_voidbinop_builtin): Ditto.
24127 (frv_expand_int_void2arg): Ditto.
24128 (frv_expand_prefetches): Ditto.
24129 (frv_expand_voidtriop_builtin): Ditto.
24130 (frv_expand_voidaccop_builtin): Ditto.
24131 (frv_expand_load_builtin): Ditto.
24132 (frv_expand_store_builtin): Ditto.
24133 (frv_expand_mdpackh_builtin): Ditto.
24134 (frv_expand_mclracc_builtin): Ditto.
24135 (frv_expand_mrdacc_builtin): Ditto.
24136 (frv_expand_mwtacc_builtin): Ditto.
24137 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24140 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24142 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24143 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24145 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24146 point instructions.
24147 * configure: Regenerate.
24148 * config.in: Regenerate.
24149 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24150 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24151 masks to power6 and power6x and to POWERPC_MASKS.
24152 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24154 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24155 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24156 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24157 Access PROTOTYPE as variable, not mask.
24159 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24161 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24162 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24163 * combine.c (adjust_for_new_dest): Use it.
24164 * postreload.c (reload_combine): Likewise.
24166 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24168 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24169 notes on an insn with multiple sets, even if single_set returns
24170 non-NULL for that insn.
24172 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24174 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24175 scalbn and scalbln.
24177 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24179 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24180 if user didn't pass it.
24181 * config/i386/darwin.h (CC1_SPEC): Likewise.
24182 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24183 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24184 -mmacosx-version-min.
24186 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24187 Uros Bizjak <ubizjak@gmail.com>
24189 * optabs.h (enum optab_index): Add new OTI_scalb.
24190 (scalb_optab): Define corresponding macro.
24191 * optabs.c (init_optabs): Initialize scalb_optab.
24192 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24194 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24195 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24196 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24197 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24198 flag_unsafe_math_optimizations is set.
24200 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24201 to implement scalbf, scalb and scalbl built-ins as inline x87
24204 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24205 DJ Delorie <dj@redhat.com>
24208 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24209 (diagnostic_report_diagnostic): ... here, and turn them into real
24210 errors. If warnings are inhibited, no need to do anything.
24212 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24214 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24215 better code generation.
24217 2007-02-20 Ben Elliston <bje@au.ibm.com>
24219 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24221 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24223 * config/alpha/alpha.c, config/alpha/alpha.md,
24224 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24225 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24226 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24227 config/arm/lib1funcs.asm: Follow spelling conventions.
24229 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24230 config/fr30/fr30.md, config/i386/i386.h,
24231 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24232 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24233 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24234 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24235 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24236 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24237 config/sparc/sparc.c, config/sparc/sparc.h,
24238 config/sparc/sparc.md, config/spu/constraints.md,
24239 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24242 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24245 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24248 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24250 * doc/invoke.texi (-ftree-lrs): Remove.
24252 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24254 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24257 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24259 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24260 new CALL_EXPR_FN macro for retrieving the function
24261 declaration of the input expression.
24263 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24265 * c.opt (Waddress): New.
24266 * common.opt (Walways-true): Delete.
24267 (Wstring-literal-comparison): Delete.
24268 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24269 -Wstring-literal-comparison. Add -Waddress.
24271 (Walways-true): Delete.
24272 (Wstring-literal-comparison): Delete.
24273 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24274 consistently instead of -Walways-true in example.
24275 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24276 * c-typeck.c (parser_build_binary_op): Replace
24277 -Wstring-literal-comparison and -Walways-true with -Waddress.
24278 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24281 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24283 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24284 without DECL_STRUCT_FUNCTION initialized.
24286 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24288 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24289 due to calls to functions taking pointers as parameters.
24291 2007-02-19 Richard Henderson <rth@redhat.com>
24294 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24297 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
24299 * config/s390/s390.c (s390_call_saved_register_used,
24300 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
24301 accessed to the new scheme.
24303 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24305 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
24306 (cris_print_index, cris_print_operand, cris_print_operand_address)
24307 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
24308 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
24309 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
24310 GET_CODE () == xxx.
24311 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
24312 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
24313 GO_IF_LEGITIMATE_ADDRESS): Ditto.
24314 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
24315 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
24316 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
24317 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
24318 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
24319 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
24320 (uminsi3, call, call_value): Ditto.
24321 (define_split: indir_to_reg_split, unnamed): Ditto.
24323 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
24325 PR tree-optimization/30975
24326 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
24329 2007-02-18 Eric Christopher <echristo@gmail.com>
24331 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
24332 Remove use of arglist.
24333 (mips_expand_builtin): Remove use of arglist, pass in expr.
24334 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
24335 (mips_expand_builtin_movtf): Ditto.
24336 (mips_expand_builtin_compare): Ditto.
24338 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24340 * tree-sra.c (sra_build_assignment): Replace assertion
24341 checking with a comment explaining why it can't be done.
24343 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24345 PR middle-end/30833
24346 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
24347 during CALL_EXPR representation conversion.
24348 * tree-ssa-propagate.c (set_rhs): Likewise.
24350 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24352 * tree-sra.c (sra_build_assignment): Disable assertion checking
24355 2007-02-18 Roger Sayle <roger@eyesopen.com>
24357 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
24358 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24359 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
24361 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
24362 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
24363 gimplify_init_ctor_eval_range, gimple_push_cleanup,
24364 gimplify_omp_for, gimplify_omp_atomic_pipeline,
24365 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
24366 force_gimple_operand): Likewise.
24367 * ipa-cp.c (constant_val_insert): Likewise.
24368 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
24369 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
24370 perfect_nestify): Likewise.
24371 * langhooks.c (lhd_omp_assignment): Likewise.
24372 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
24373 lower_copyprivate_clauses, lower_send_clauses,
24374 lower_send_shared_vars, expand_parallel_call,
24375 expand_omp_for_generic, expand_omp_for_static_nochunk,
24376 expand_omp_for_static_chunk, expand_omp_sections,
24377 lower_omp_single_copy, lower_omp_for_lastprivate,
24378 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
24379 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
24380 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
24383 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24385 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
24386 config/sh/sh.md: Follow spelling conventions.
24388 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
24389 config/frv/predicates.md: Follow spelling conventions.
24391 * config/m68k/linux-unwind.h: Fix a comment typo.
24392 * target.h: Follow spelling conventions.
24394 2007-02-18 Roger Sayle <roger@eyesopen.com>
24396 PR rtl-optimization/28173
24397 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
24398 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
24399 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
24400 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
24401 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
24403 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24405 * builtins.c (fold_builtin_load_exponent): New.
24406 (fold_builtin_2): Use it.
24408 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
24410 PR rtl-optimization/30773
24411 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
24412 if we fail to attach a REG_EQUIV note.
24414 2007-02-18 David Edelsohn <edelsohn@gnu.org>
24415 Roger Sayle <roger@eyesopen.com>
24417 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
24419 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24421 * calls.c (initialize_argument_information): Pass original EXP
24422 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
24423 code to split complex arguments here, as part of initializing the
24425 (expand_call): Remove code that builds a list of arguments and
24426 inserts implicit arguments into it. Instead, just count how many
24427 implicit arguments there will be so we can determine the size of
24428 the ARGS array, and let initialize_argument_information do the work.
24429 (split_complex_values): Delete unused function.
24431 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24433 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
24435 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24437 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
24438 for arg pointer based indexed addressing.
24440 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24442 * config/ia64/ia64.h, config/ia64/ia64.md,
24443 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
24444 spelling conventions.
24446 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24448 * config/m68k/m68k.c (split_di): New.
24449 * config/m68k/m68k-protos.h: Declare split_di.
24450 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
24451 Improve predicate handling and split constant shifts.
24453 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24455 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
24456 parameter for register bitfield operations, general predicates
24459 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24461 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
24462 * config/m68k/linux-unwind.h: New file.
24464 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24466 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
24467 config/i386/athlon.md, config/ia64/ia64.md,
24468 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
24469 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
24470 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
24471 tree-ssa-loop-niter.c, tree-vect-analyze.c,
24472 tree-vect-transform.c: Fix comment typos.
24474 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
24476 * sched-deps.c (find_insn_list): Remove.
24477 * sched-int.h: Remove the prototype for find_insn_list.
24479 2007-02-16 Geoffrey Keating <geoffk@apple.com>
24481 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
24483 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
24484 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
24485 darwin_rs6000_override_options.
24486 (C_COMMON_OVERRIDE_OPTIONS): Expect
24487 darwin_macosx_version_min to be non-NULL always.
24488 (TARGET_C99_FUNCTIONS): Likewise.
24489 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
24490 (DARWIN_MINVERSION_SPEC): New.
24491 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
24492 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
24494 (DARWIN_MINVERSION_SPEC): New.
24495 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
24497 * config/darwin-c.c (darwin_cpp_builtins): Expect
24498 darwin_macosx_version_min to be non-NULL always.
24500 * config/rs6000/rs6000.c: Clean up trailing whitespace.
24502 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
24504 * config/i386/i386.h (x86_use_xchgb): New.
24505 (TARGET_USE_XCHGB): New macro.
24506 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
24507 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
24508 Split after reload into bswaphi for shifts of 8.
24509 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
24510 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
24511 or when optimizing for size.
24513 2007-02-16 Richard Guenther <rguenther@suse.de>
24514 Christian Bruel <christian.bruel@st.com>
24516 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
24517 DECLs but prefer SSA_NAMEs over DECLs.
24519 2007-02-16 Richard Guenther <rguenther@suse.de>
24521 * tree-flow-inline.h (single_imm_use_p): Remove.
24522 (zero_imm_uses_p): Likewise.
24523 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
24524 instead of single_imm_use_p.
24525 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
24528 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24531 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
24532 nested double- and backquotes.
24534 2007-02-15 Roger Sayle <roger@eyesopen.com>
24536 PR middle-end/30391
24537 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
24538 should be unreachable.
24539 (build2_stat): Allow construction of MODIFY_EXPR at any time.
24540 For the time being redirect GIMPLE_MODIFY_STMT to the new
24541 (renamed) build_gimple_modify_stmt_stat.
24542 (build2_gimple_stat): Rename to...
24543 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
24544 Always build a GIMPLE_MODIFY_STMT node.
24545 * tree.h (build2_gimple, build2_gimple_stat): Delete.
24546 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
24549 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
24550 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
24551 * tree-complex.c (set_component_ssa_name, expand_complex_move,
24552 expand_complex_div_wide): Likewise.
24553 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
24554 * tree-ssa-loop-im.c (schedule_sm): Likewise.
24555 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
24556 * tree-ssa-loop-manip.c (create_iv): Likewise.
24557 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
24558 abs_replacement): Likewise.
24559 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
24560 realify_fake_stores): Likewise.
24562 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
24563 node rather than a GIMPLE_MODIFY_STMT node.
24564 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
24565 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
24567 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
24568 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
24569 GIMPLE_MODIFY_STMT.
24571 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24573 PR middle-end/30433
24574 * fold-const.c (fold_comparison): Add back the
24575 folding of constant complex comparisions.
24577 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24579 PR middle-end/30729
24580 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
24581 effects unknown to this function, return early.
24583 2007-02-15 Ian Lance Taylor <iant@google.com>
24585 * lower-subreg.c (move_eh_region_note): New static function.
24586 (resolve_simple_move): Call it.
24587 (decompose_multiword_subregs): Track blocks for which we resolve a
24588 simple move which is also a control flow insn. Pass them to
24589 find_many_sub_basic_blocks.
24590 (pass_lower_subreg): Add TODO_verify_flow.
24591 (pass_lower_subreg2): Likewise.
24593 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24594 Brooks Moses <brooks.moses@codesourcery.com>
24595 Lee Millward <lee.millward@codesourcery.com>
24597 * tree.h (enum tree_code_class): Add tcc_vl_exp.
24598 (VL_EXP_CLASS_P): New.
24599 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
24601 (TREE_OPERAND_CHECK_CODE): Likewise.
24602 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
24603 (TREE_RTL_OPERAND_CHECK): Likewise.
24604 (tree_operand_check_failed): Make second parameter the whole tree
24605 instead of its code. Fixed callers.
24606 (VL_EXP_CHECK): New.
24607 (TREE_OPERAND_LENGTH): New.
24608 (VL_EXP_OPERAND_LENGTH): New.
24609 (CALL_EXPR_FN): New.
24610 (CALL_EXPR_STATIC_CHAIN): New.
24611 (CALL_EXPR_ARGS): New.
24612 (CALL_EXPR_ARG): New.
24613 (call_expr_nargs): New.
24614 (CALL_EXPR_ARGP): New.
24615 (build_nt_call_list): Declare.
24616 (build_vl_exp_stat): Declare.
24617 (build_vl_exp): New.
24618 (build_call_list): Declare.
24619 (build_call_nary): Declare.
24620 (build_call_valist): Declare.
24621 (build_call_array): Declare.
24622 (call_expr_arg): Declare.
24623 (call_expr_argp): Declare.
24624 (call_expr_arglist): Declare.
24625 (fold_build_call_list): Declare.
24626 (fold_build_call_list_initializer): Declare.
24627 (fold_call_expr): Declare to replace fold_builtin.
24628 (fold_builtin_fputs): Update to agree with modified definition.
24629 (fold_builtin_strcpy): Likewise.
24630 (fold_builtin_strncpy): Likewise.
24631 (fold_builtin_memory_chk): Likewise.
24632 (fold_builtin_stxcpy_chk): Likewise.
24633 (fold_builtin_strncpy_chk): Likewise.
24634 (fold_builtin_next_arg): Likewise.
24635 (fold_build_call_expr): Declare.
24636 (fold_builtin_call_list): Declare.
24637 (fold_builtin_call_valist): Declare.
24638 (build_call_expr): Declare.
24639 (validate_arglist): Update to agree with modified definition.
24640 (tree_operand_length): New.
24641 (call_expr_arg_iterator): New.
24642 (init_call_expr_arg_iterator): New.
24643 (next_call_expr_arg): New.
24644 (first_call_expr_arg): New.
24645 (more_call_expr_args_p): New.
24646 (FOR_EACH_CALL_EXPR_ARG): New.
24648 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24649 and tcc_gimple_stmt.
24650 (tree_code_size): Update documentation. Use sizeof (tree) rather
24651 than sizeof (char *).
24652 (tree_size): Likewise. Add case for tcc_vl_exp.
24653 (tree_node_structure): Add case for tcc_vl_exp.
24654 (contains_placeholder_p): Likewise.
24655 (substitute_in_expr): Likewise.
24656 (substitute_placeholder_in_expr): Likewise.
24657 (stabilize_reference_1): Likewise.
24658 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24659 to diagnose breakage of this interface for constructing CALL_EXPRs.
24660 (build_nt): Add similar assertion here.
24661 (build_nt_call_list): New.
24662 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24663 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24665 (get_callee_fndecl): Use new CALL_EXPR accessors.
24666 (tree_operand_check_failed): Change parameters to pass entire node
24667 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24668 (process_call_operands): New.
24669 (build_vl_exp_stat): New.
24670 (build_call_list): New.
24671 (build_call_nary): New.
24672 (build_call_valist): New.
24673 (build_call_array): New.
24674 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24675 (call_expr_arglist): New.
24677 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24678 tcc_vl_exp instead of a fixed-size tcc_expression.
24680 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24681 accessors for CALL_EXPRs.
24682 (AGGR_INIT_EXPR): Likewise.
24684 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24685 Brooks Moses <brooks.moses@codesourcery.com>
24686 Lee Millward <lee.millward@codesourcery.com>
24688 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24689 (expand_builtin_nonlocal_goto): Change parameter to be entire
24690 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24691 (expand_builtin_prefetch): Likewise.
24692 (expand_builtin_classify_type): Likewise.
24693 (mathfn_built_in): Return NULL_TREE instead of 0.
24694 (expand_errno_check): Use new CALL_EXPR accessors.
24695 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24696 Return NULL_RTX instead of 0.
24697 (expand_builtin_mathfn_2): Likewise.
24698 (expand_builtin_mathfn_3): Likewise.
24699 (expand_builtin_interclass_mathfn): Likewise.
24700 (expand_builtin_sincos): Likewise.
24701 (expand_builtin_cexpi): Likewise.
24702 (expand_builtin_int_roundingfn): Likewise.
24703 (expand_builtin_int_roundingfn_2): Likewise.
24704 (expand_builtin_pow): Likewise.
24705 (expand_builtin_powi): Likewise.
24706 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24707 of arglist, fixing callers appropriately. Use new CALL_EXPR
24708 accessors and constructors. Return NULL_RTX instead of 0.
24709 (expand_builtin_strstr): Likewise.
24710 (expand_builtin_strchr): Likewise.
24711 (expand_builtin_strrchr): Likewise.
24712 (expand_builtin_strpbrk): Likewise.
24713 (expand_builtin_memcpy): Likewise.
24714 (expand_builtin_mempcpy): Likewise.
24715 (expand_builtin_mempcpy_args): New.
24716 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24717 (expand_builtin_memmove_args): New.
24718 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24719 (expand_movstr): Likewise.
24720 (expand_builtin_strcpy): Likewise.
24721 (expand_builtin_strcpy_args): New.
24722 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24723 (expand_builtin_strncpy): Likewise.
24724 (expand_builtin_memset): Likewise.
24725 (expand_builtin_memset_args): New.
24726 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24727 (expand_builtin_memcmp): Likewise.
24728 (expand_builtin_strcmp): Likewise.
24729 (expand_builtin_strncmp): Likewise.
24730 (expand_builtin_strcat): Likewise.
24731 (expand_builtin_strncat): Likewise.
24732 (expand_builtin_strspn): Likewise.
24733 (expand_builtin_strcspn): Likewise.
24734 (expand_builtin_args_info): Likewise.
24735 (expand_builtin_va_start): Likewise.
24736 (gimplify_va_arg_expr): Likewise.
24737 (expand_builtin_va_end): Likewise.
24738 (expand_builtin_va_copy): Likewise.
24739 (expand_builtin_frame_address): Likewise.
24740 (expand_builtin_alloca): Likewise.
24741 (expand_builtin_bswap): Likewise.
24742 (expand_builtin_unop): Likewise.
24743 (expand_builtin_fputs): Likewise.
24744 (expand_builtin_expect): Likewise.
24745 (expand_builtin_fabs): Likewise.
24746 (expand_builtin_copysign): Likewise.
24747 (expand_builtin_printf): Likewise.
24748 (expand_builtin_fprintf): Likewise.
24749 (expand_builtin_sprintf): Likewise.
24750 (expand_builtin_init_trampoline): Likewise.
24751 (expand_builtin_signbit): Likewise.
24752 (expand_builtin_fork_or_exec): Likewise.
24753 (expand_builtin_sync_operation): Likewise.
24754 (expand_builtin_compare_and_swap): Likewise.
24755 (expand_builtin_lock_test_and_set): Likewise.
24756 (expand_builtin_lock_release): Likewise.
24757 (expand_builtin): Likewise.
24758 (builtin_mathfn_code): Likewise.
24760 (fold_builtin_constant_p): Pass call arguments individually instead
24761 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24762 accessors and constructors. Return NULL_TREE instead of 0.
24763 (fold_builtin_expect): Likewise.
24764 (fold_builtin_classify_type): Likewise.
24765 (fold_builtin_strlen): Likewise.
24766 (fold_builtin_nan): Likewise.
24767 (integer_valued_real_p): Likewise.
24768 (fold_trunc_transparent_mathfn): Likewise.
24769 (fold_fixed_mathfn): Likewise.
24770 (fold_builtin_cabs): Likewise.
24771 (fold_builtin_sqrt): Likewise.
24772 (fold_builtin_cbrt): Likewise.
24773 (fold_builtin_cos): Likewise.
24774 (fold_builtin_cosh): Likewise.
24775 (fold_builtin_tan): Likewise.
24776 (fold_builtin_sincos): Likewise.
24777 (fold_builtin_cexp): Likewise.
24778 (fold_builtin_trunc): Likewise.
24779 (fold_builtin_floor): Likewise.
24780 (fold_builtin_ceil): Likewise.
24781 (fold_builtin_round): Likewise.
24782 (fold_builtin_int_roundingfn): Likewise.
24783 (fold_builtin_bitop): Likewise.
24784 (fold_builtin_bswap): Likewise.
24785 (fold_builtin_logarithm): Likewise.
24786 (fold_builtin_hypot): Likewise.
24787 (fold_builtin_pow): Likewise.
24788 (fold_builtin_powi): Likewise.
24789 (fold_builtin_exponent): Likewise.
24790 (fold_builtin_memset): Likewise.
24791 (fold_builtin_bzero): Likewise.
24792 (fold_builtin_memory_op): Likewise.
24793 (fold_builtin_bcopy): Deleted; call site changed to invoke
24794 fold_builtin_memory_op directly.
24795 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24796 (fold_builtin_strncpy): Likewise.
24797 (fold_builtin_memcmp): Likewise.
24798 (fold_builtin_strcmp): Likewise.
24799 (fold_builtin_strncmp): Likewise.
24800 (fold_builtin_signbit): Likewise.
24801 (fold_builtin_copysign): Likewise.
24802 (fold_builtin_isascii): Likewise.
24803 (fold_builtin_toascii): Likewise.
24804 (fold_builtin_isdigit): Likewise.
24805 (fold_builtin_fabs): Likewise.
24806 (fold_builtin_abs): Likewise.
24807 (fold_builtin_fmin_fmax): Likewise.
24808 (fold_builtin_carg): Likewise.
24809 (fold_builtin_classify): Likewise.
24810 (fold_builtin_unordered_cmp): Likewise.
24812 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24813 New functions split out from fold_builtin_1.
24814 (fold_builtin_n): New.
24815 (fold_builtin_varargs): New.
24816 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24818 (fold_call_expr): New.
24819 (build_function_call_expr): Rewrite to use new helper function.
24820 (fold_builtin_call_list): New.
24821 (build_call_expr): New.
24822 (fold_builtin_call_valist): New.
24823 (rewrite_call_expr): New.
24824 (validate_arg): New.
24825 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24826 of an arglist. Change return type to bool. Use new CALL_EXPR
24829 (fold_builtin_strstr): Pass call arguments individually instead
24830 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24831 accessors and constructors. Return NULL_TREE instead of 0.
24832 (fold_builtin_strchr): Likewise.
24833 (fold_builtin_strrchr): Likewise.
24834 (fold_builtin_strpbrk): Likewise.
24835 (fold_builtin_strcat): Likewise.
24836 (fold_builtin_strncat): Likewise.
24837 (fold_builtin_strspn): Likewise.
24838 (fold_builtin_strcspn): Likewise.
24839 (fold_builtin_fputs): Likewise.
24840 (fold_builtin_next_arg): Likewise.
24841 (fold_builtin_sprintf): Likewise.
24843 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24844 NULL_RTX instead of 0.
24845 (expand_builtin_memory_chk): Likewise.
24846 (maybe_emit_chk_warning): Likewise.
24847 (maybe_emit_sprintf_chk_warning): Likewise.
24849 (fold_builtin_object_size): Pass call arguments individually instead
24850 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24851 accessors and constructors. Return NULL_TREE instead of 0.
24852 (fold_builtin_memory_chk): Likewise.
24853 (fold_builtin_stxcpy_chk): Likewise.
24854 (fold_builtin_strncpy_chk): Likewise.
24855 (fold_builtin_strcat_chk): Likewise.
24856 (fold_builtin_strcat_chk): Likewise.
24857 (fold_builtin_strncat_chk): Likewise.
24858 (fold_builtin_sprintf_chk): Likewise.
24859 (fold_builtin_snprintf_chk): Likewise.
24860 (fold_builtin_printf): Likewise.
24861 (fold_builtin_vprintf): Likewise.
24863 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24865 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24866 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24867 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24868 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24869 (fold_unary): Likewise.
24870 (fold_binary): Likewise.
24871 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24872 ternary expressions.
24873 (fold): Add logic for tcc_vl_exp.
24874 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24875 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24876 (fold_build3_stat): Add assertion to flag broken interface for
24877 constructing CALL_EXPRs.
24878 (fold_build_call_list): New.
24879 (fold_build_call_list_initializer): New.
24880 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24882 (fold_strip_sign_ops): Likewise.
24884 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24885 Brooks Moses <brooks.moses@codesourcery.com>
24886 Lee Millward <lee.millward@codesourcery.com>
24888 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24889 accessors and dump arguments explicitly.
24891 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24893 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24895 (print_call_name): Use new CALL_EXPR accessors.
24897 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24898 CALL_EXPR arguments explicitly instead of as a list. Use
24899 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24901 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24902 (vrp_visit_stmt): Likewise.
24904 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24905 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24907 (force_move_till_expr): Likewise.
24909 * targhooks.c (default_external_stack_protect_fail): Use
24910 build_call_expr instead of build_function_call_expr.
24911 (default_hidden_stack_protect_fail): Likewise.
24913 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24916 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24917 and walk arguments explicitly.
24919 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24920 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24921 (expand_simple_operations): Likewise.
24922 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24924 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24925 of TREE_CODE_LENGTH.
24926 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24928 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24929 instead of TREE_CODE_LENGTH.
24931 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24932 (tree_ic_transform): Likewise.
24933 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24934 parameter instead of arglist. Fix callers.
24935 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24936 (tree_stringops_transform): Likewise.
24937 (tree_indirect_call_to_profile): Likewise.
24938 (tree_stringops_values_to_profile): Likewise.
24940 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24941 (eliminate_tail_call): Likewise.
24943 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24945 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24946 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24948 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24950 * omp-low.c (build_omp_barrier): Use build_call_expr.
24951 (lower_rec_input_clauses): Likewise.
24952 (lower_reduction_clauses): Likewise.
24953 (expand_parallel_call): Likewise.
24954 (maybe_catch_exception): Likewise.
24955 (expand_omp_for_generic): Likewise.
24956 (expand_omp_for_static_nochunk): Likewise.
24957 (expand_omp_sections): Likewise.
24958 (lower_omp_single_simple): Likewise.
24959 (lower_omp_single_copy): Likewise.
24960 (lower_omp_master): Likewise.
24961 (lower_omp_ordered): Likewise.
24962 (lower_omp_critical): Likewise.
24964 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24965 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24967 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24968 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24969 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24971 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24972 and generalize to handle any number of operands.
24973 (chrec_contains_undetermined): Likewise.
24974 (tree_contains_chrecs): Likewise.
24975 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24977 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24979 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24980 fold_call_expr instead of fold_builtin.
24981 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24982 match declarations there.
24983 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24986 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24987 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24989 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24990 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24992 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24995 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24996 (execute_cse_sincos): Use new CALL_EXPR accessors.
24998 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25000 * gimple-low.c (lower_function_body): Use build_call_expr.
25001 (lower_builtin_setjmp): Likewise.
25003 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25004 (set_storage_via_libcall): Likewise.
25005 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25006 instead of TREE_CODE_LENGTH.
25007 (expand_expr_real_1): Use new CALL_EXPR accessors.
25009 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25010 generalize to handle any number of operands.
25011 (TB_parent_eq): Likewise.
25013 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25014 (strip_builtin_expect): Likewise.
25016 * function.c (gimplify_parameters): Use build_call_expr.
25018 * tree-vectorizer.c (vect_is_simple_reduction): Use
25019 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25021 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25022 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25024 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25027 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25028 (gimplify_decl_expr): Likewise.
25029 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25030 Use new CALL_EXPR iterators.
25031 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25032 (gimplify_modify_expr_to_memset): Likewise.
25033 (gimplify_variable_sized_compare): Likewise.
25034 (gimplify_omp_atomic_fetch_op): Likewise.
25035 (gimplify_omp_atomic_pipeline): Likewise.
25036 (gimplify_omp_atomic_mutex): Likewise.
25037 (gimplify_function_tree): Likewise.
25039 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25040 (call_expr_flags): Likewise.
25041 (expand_call): Likewise.
25043 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25044 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25047 * coverage.c (create_coverage): Use build_call_expr.
25049 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25050 (temp_call_expr_obstack): New.
25051 (pool_copy_list): Delete.
25052 (temp_copy_call_expr): New.
25053 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25054 CALL_EXPR accessors. Get rid of special goo for copying argument
25055 lists and use temp_copy_call_expr instead.
25056 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25057 CALL_EXPR accessors.
25058 (create_expression_by_pieces): Likewise. Use build_call_array
25059 to construct the result instead of fold_build3.
25060 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25061 dealing with argument lists.
25062 (init_pre): Remove references to expression_node_pool and
25063 list_node_pool. Init temp_call_expr_obstack instead.
25064 (fini_pre): Remove references to expression_node_pool and
25067 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25068 and walk arguments explicitly instead of as a list.
25070 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25071 (mx_register_decls): Likewise.
25072 (mudflap_register_call): Likewise.
25073 (mudflap_finish_file): Likewise.
25075 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25076 (ipa_callsite_compute_param): Likewise.
25078 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25079 accessors and constructor.
25081 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25082 accessors and constructor.
25083 (convert_tramp_reference): Likewise.
25084 (convert_call_expr): Likewise.
25085 (finalize_nesting_tree_1): Likewise.
25087 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25090 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25092 * tree-inline.c (initialize_inlined_parameters): Pass entire
25093 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25095 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25096 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25098 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25099 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25100 (vectorizable_reduction): Likewise.
25101 (vectorizable_call): Use new CALL_EXPR iterators.
25102 (vectorizable_conversion): Use build_call_expr.
25103 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25104 (vect_gen_widened_results_half): Use build_call_expr.
25105 (vect_setup_realignment): Likewise.
25106 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25108 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25109 (pass_through_call): Likewise.
25110 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25113 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25114 (tree_gen_pow2_profiler): Likewise.
25115 (tree_gen_one_value_profiler): Likewise.
25116 (tree_gen_ic_func_profiler): Likewise.
25117 (tree_gen_average_profiler): Likewise.
25118 (tree_gen_ior_profiler): Likewise.
25120 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25121 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25122 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25124 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25125 of TREE_CODE_LENGTH.
25127 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25128 of TREE_CODE_LENGTH.
25130 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25132 (convert_to_integer): Likewise.
25134 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25137 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25138 Brooks Moses <brooks.moses@codesourcery.com>
25139 Lee Millward <lee.millward@codesourcery.com>
25141 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25143 * config/frv/frv.c (frv_expand_builtin): Likewise.
25144 * config/s390/s390.c (s390_expand_builtin): Likewise.
25146 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25147 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25149 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25150 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25151 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25152 (ix86_expand_store_builtin): Likewise.
25153 (ix86_expand_unop_builtin): Likewise.
25154 (ix86_expand_unop1_builtin): Likewise.
25155 (ix86_expand_sse_compare): Likewise.
25156 (ix86_expand_sse_comi): Likewise.
25157 (ix86_expand_vec_init_builtin): Likewise.
25158 (ix86_expand_vec_ext_builtin): Likewise.
25159 (ix86_expand_vec_set_builtin): Likewise.
25160 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25162 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25163 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25165 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25166 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25167 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25169 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25171 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25172 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25173 arglist. Use new CALL_EXPR accessors. Fix callers.
25174 (altivec_expand_abs_builtin): Likewise.
25175 (rs6000_expand_binop_builtin): Likewise.
25176 (altivec_expand_predicate_builtin): Likewise.
25177 (altivec_expand_lv_builtin): Likewise.
25178 (spe_expand_stv_builtin): Likewise.
25179 (altivec_expand_stv_builtin): Likewise.
25180 (rs6000_expand_ternop_builtin): Likewise.
25181 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25182 (altivec_expand_st_builtin): Likewise.
25183 (altivec_expand_dst_builtin): Likewise.
25184 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25185 arglist. Use new CALL_EXPR accessors. Fix callers.
25186 (altivec_expand_vec_set_builtin): Likewise.
25187 (altivec_expand_vec_ext_builtin): Likewise.
25188 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25189 (spe_expand_builtin): Likewise.
25190 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25191 arglist. Use new CALL_EXPR accessors. Fix callers.
25192 (spe_expand_evsel_builtin): Likewise.
25193 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25194 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25196 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25197 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25198 (arm_expand_unop_builtin): Likewise.
25199 (arm_expand_builtin): Use new CALL_EXPR accessors.
25201 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25204 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25205 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25207 (bfin_expand_unop_builtin): Likewise.
25208 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25210 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25211 Brooks Moses <brooks.moses@codesourcery.com>
25212 Lee Millward <lee.millward@codesourcery.com>
25214 * c-semantics.c (build_stmt): Add internal diagnostic check.
25216 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25217 accessors. Print arguments explicitly instead of as a list.
25219 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25221 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25222 (c_finish_omp_flish): Likewise.
25224 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25225 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25226 instead of TREE_CODE_LENGTH.
25227 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25228 (c_warn_unused_result): Likewise.
25230 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25233 * doc/invoke.texi (Warning Options): Remove
25234 -Werror-implicit-function-declaration.
25235 (Wimplicit-function-declaration): Update description.
25236 * opts.c (common_handle_option): Move handling of -Werror=* to...
25237 (enable_warning_as_error): ...here.
25238 * opts.h (enable_warning_as_error): Declare.
25239 * c-decl.c (implicit_decl_warning): Unless
25240 -Wno-implicit-function-declaration is given, emit a pedwarn if
25241 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25242 * c.opt (Wimplicit-function-declaration): Replace
25243 mesg_implicit_function_declaration with
25244 warn_implicit_function_declaration.
25245 * c-opts.c (c_common_handle_option):
25246 -Werror-implicit-function-declaration is exactly equal as
25247 -Werror=implicit-function-declaration.
25248 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25249 warn_implicit_function_declaration.
25250 (c_common_post_options): -Wimplict-function-declaration is enabled
25251 by default by -std=c99, otherwise is disabled by default.
25252 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25254 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25256 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25257 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25258 former is ignored but not the latter.
25260 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25262 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25263 is made and the reference doesn't use the alias set of its type,
25264 do not create the temporary using that type.
25266 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25268 * jump.c: Remove prototypes for delete_computation and
25269 delete_prior_computation.
25271 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25273 * jump.c (get_label_after): Delete.
25274 (get_label_before, delete_computation, delete_jump,
25275 delete_prior_computation, follow_jumps): Move...
25276 * reorg.c (delete_computation, delete_prior_computation): ... here...
25277 (get_label_before, delete_jump): ... making these static ...
25278 (follow_jumps): ... and simplifying this since it only runs after
25280 * rtl.h (get_label_after, get_label_before, delete_jump,
25281 follow_jumps): Delete prototypes.
25283 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25285 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25287 2007-02-15 Nick Clifton <nickc@redhat.com>
25289 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25290 order to prevent it from being munged by the target.
25292 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25294 * config/i386/i386.md: Remove misleading comment.
25296 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25298 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
25299 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
25302 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25304 * tree-sra.c (instantiate_missing_elements): Canonicalize
25306 (sra_build_assignment): New.
25307 (generate_copy_inout, generate_element_copy,
25308 generate_element_zero, generate_one_element_init): Use it.
25310 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25312 * tree-sra.c (instantiate_missing_elements): Canonicalize
25314 (sra_build_assignment): New.
25315 (generate_copy_inout, generate_element_copy,
25316 generate_element_zero, generate_one_element_init): Use it.
25318 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25320 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
25323 2007-02-14 Joseph Myers <joseph@codesourcery.com>
25325 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
25326 types as aggregates not scalars.
25327 * function.c (assign_stack_temp_for_type): Likewise.
25329 2007-02-14 Roger Sayle <roger@eyesopen.com>
25330 Zdenek Dvorak <dvorakz@suse.cz>
25332 * tree-dump.c (dump_switch_p_1): Require exact match of the option
25335 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
25337 * passes.c (next_pass_1): Clear the next field of the copied
25340 2007-02-14 Richard Henderson <rth@redhat.com>
25342 * tree-sra.c (early_sra): New.
25343 (decl_can_be_decomposed_p): Deny va_list if early_sra.
25344 (tree_sra_early, pass_sra_early): New.
25345 * tree-pass.h (pass_sra_early): Declare.
25346 * passes.c (init_optimization_passes): Use it.
25348 2007-02-14 Richard Guenther <rguenther@suse.de>
25350 * flags.h (issue_strict_overflow_warning): Convert to a macro.
25352 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
25354 PR tree-optimization/30771
25355 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
25357 (vect_analyze_operations): Induction phis can now be marked as
25359 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
25360 Update documentation accordingly.
25362 2007-02-14 Nick Clifton <nickc@redhat.com>
25364 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
25365 most 3 arguments are supported.
25366 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
25368 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
25370 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
25371 Ensure dst->current is valid.
25373 2007-02-13 Paul Brook <paul@codesourcery.com>
25375 * config.gcc: Add arm*-*-uclinux-*eabi.
25376 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
25377 (SUBTARGET_EXTRA_LINK_SPEC): Define.
25378 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
25379 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
25380 (LINK_SPEC): Define.
25381 (LIB_SPEC): Define.
25382 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
25384 * config/arm/uclinux-eabi.h: New file.
25385 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
25386 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
25389 2007-02-13 Ian Lance Taylor <iant@google.com>
25391 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
25392 * flags.h (warn_strict_overflow): Declare.
25393 (enum warn_strict_overflow_code): Define.
25394 (issue_strict_overflow_warning): New static inline function.
25395 * opts.c (warn_strict_overflow): New variable.
25396 (common_handle_option): Handle OPT_Wstrict_overflow and
25397 OPT_Wstrict_overflow_.
25398 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
25400 * fold-const.c: Include intl.h.
25401 (fold_deferring_overflow_warnings): New static variable.
25402 (fold_deferred_overflow_warning): New static variable.
25403 (fold_deferred_overflow_code): New static variable.
25404 (fold_defer_overflow_warnings): New function.
25405 (fold_undefer_overflow_warnings): New function.
25406 (fold_undefer_and_ignore_overflow_warnings): New function.
25407 (fold_deferring_overflow_warnings_p): New function.
25408 (fold_overflow_warning): New static function.
25409 (make_range): Add strict_overflow_p parameter. Change all
25411 (extract_muldiv, extract_muldiv_1): Likewise.
25412 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
25413 tree_expr_nonnegative_p.
25414 (fold_negate_expr): Call fold_overflow_warning.
25415 (fold_range_test): Likewise.
25416 (fold_comparison): Likewise.
25417 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
25418 instead of tree_expr_nonnegative_p.
25419 (tree_expr_nonnegative_warnv_p): Rename from
25420 tree_expr_nonnegative_p, add strict_overflow_p parameter.
25421 (tree_expr_nonnegative_p): New function.
25422 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
25423 strict_overflow_p parameter.
25424 (tree_expr_nonzero_p): New function.
25425 * passes.c (verify_interpass_invariants): New static function.
25426 (execute_one_pass): Call it.
25427 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
25429 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
25430 (estimate_numbers_of_iterations): Likewise.
25431 (scev_probably_wraps_p): Likewise.
25432 * tree-ssa-ccp.c: Include "toplev.h".
25433 (evaluate_stmt): Defer fold overflow warnings until we know we are
25435 (struct fold_stmt_r_data): Add stmt field.
25436 (fold_stmt_r): Defer fold overflow warnings until we know we
25438 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
25439 (fold_stmt_inplace): Likewise.
25440 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
25441 (cleanup_control_expr_graph): Defer fold overflow warnings until
25442 we know we are going to optimize.
25443 * tree-cfg.c (fold_cond_expr_cond): Likewise.
25444 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
25446 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
25447 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
25448 * tree-ssa-loop-manip.c (create_iv): Likewise.
25449 * c-typeck.c (build_conditional_expr): Likewise.
25450 (build_binary_op): Likewise.
25451 * tree-vrp.c (vrp_expr_computes_nonzero): Call
25452 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
25453 (extract_range_from_unary_expr): Likewise.
25454 * simplify-rtx.c (simplify_const_relational_operation): Warn when
25455 assuming that signed overflow does not occur.
25456 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
25457 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
25458 (fold_defer_overflow_warnings): Declare.
25459 (fold_undefer_overflow_warnings): Declare.
25460 (fold_undefer_and_ignore_overflow_warnings): Declare.
25461 (fold_deferring_overflow_warnings_p): Declare.
25462 (tree_expr_nonzero_warnv_p): Declare.
25463 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
25464 of warning options.
25465 (Warning Options): Document -Wstrict-overflow.
25466 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
25467 (tree-ssa-ccp.o): Likewise.
25468 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
25469 (fold-const.o): Depend on intl.h.
25471 2007-02-13 Ian Lance Taylor <iant@google.com>
25473 PR middle-end/30751
25474 * lower-subreg.c (resolve_simple_move): Decompose subregs in
25477 2007-02-13 Stuart Hastings <stuart@apple.com>
25479 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
25481 2007-02-13 Richard Henderson <rth@redhat.com>
25483 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
25484 handled_component_p before looking for the indirect_ref.
25486 2007-02-13 Richard Henderson <rth@redhat.com>
25488 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
25489 remove flags clobber.
25490 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
25491 (bswaphi_lowpart): New.
25492 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
25493 remove TARGET_BSWAP test. Delete expander of the same name.
25495 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
25496 (expand_unop): Use them.
25498 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
25500 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
25501 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
25502 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
25503 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
25504 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
25505 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
25506 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
25507 assembler dialect choice from asm templates.
25509 2007-02-12 Richard Henderson <rth@redhat.com>
25511 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
25512 (fixuns_trunc<SSEMODEF>si2): Use it.
25513 * config/i386/sse.md (vec_setv4sf_0): Export.
25514 * config/i386/i386.c (ix86_build_const_vector): Export.
25515 (ix86_split_convert_uns_si_sse): Rename from
25516 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
25517 * config/i386/i386-protos.h: Update.
25519 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25522 * c-typeck.c (c_finish_return): Improve warning message.
25524 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25526 * alias.c (find_symbolic_term): Delete unused function.
25528 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
25530 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
25531 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
25532 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
25534 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25536 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
25537 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
25538 the function, temporarily point the debug interface to the null one.
25540 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25542 * dwarf2out.c (round_up_to_align): New static function.
25543 (field_byte_offset): Use it to round the offset.
25545 2007-02-12 Richard Henderson <rth@redhat.com>
25547 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
25548 (inswl_const): Export.
25550 2007-02-12 Richard Henderson <rth@redhat.com>
25552 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
25553 result mode of the libcall, convert back to outmode.
25555 2007-02-12 Roger Sayle <roger@eyesopen.com>
25557 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
25558 (bswapdi2): New define_expand to implement 32-bit implementation.
25560 2007-02-12 Nick Clifton <nickc@redhat.com>
25562 * doc/invoke.texi (Overall Options): Document --help=.
25563 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
25564 (cc1_options): Pass --help= on to cc1.
25565 (display_help): Add description of --help=.
25566 (process_command): Add code to handle --help=. Allow translated
25567 --help and --target-help switches to be passed on to compiler
25569 (main): Remove unused if statement.
25570 * opts.c (columns): Remove.
25571 (LEFT_COLUMN): Define.
25572 (wrap_help): Add columns argument.
25573 (print_filtered_help): Change parameters to be an include bitmask,
25574 an exclude bitmask, an any bitmask and the column width. Move the
25575 code to display the params list here. Add code to display the
25576 status of options rather than their descriptions if the quiet flag
25578 (print_specific_help): Change parameters to be an include bitmask,
25579 an exclude bitmask and an any bitmask. Move code to look up the
25580 column width here. Decide upon the title for an options listing.
25581 (common_handle_options): Add code to handle --help=. Adapt code
25582 for --help and --target-help to use the revised form of the
25583 print_specific_help function.
25584 (print_help): Delete.
25585 (print_param_help): Delete.
25586 (print_switch): Delete.
25587 * opts.h (cl_lang_count): Add prototype.
25588 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
25589 CL_MAX_OPTION_CLASS): New defines.
25590 * optc-gen.awk: Add construction of cl_lang_count.
25591 * c.opt: Add Warning attribute to warning options and Optimization
25592 attribute to optimization options.
25593 * common.opt: Likewise.
25595 Add -fhelp and -ftarget-help as aliases for the transformed --help
25596 and --target-help options.
25597 * opt-functions.awk: Add code to handle Warning and Optimization
25600 2007-02-12 Richard Henderson <rth@redhat.com>
25602 * config/alpha/constraints.md: New file.
25603 * config/alpha/alpha.c: Include tm-constrs.h.
25604 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
25605 alpha_extra_constraint): Remove.
25606 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
25607 * config/alpha/alpha-protos.h: Update.
25608 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
25609 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
25610 (EXTRA_CONSTRAINT): Remove.
25611 * config/alpha/alpha.md: Include constraints.md.
25612 (adddi splitter): Use satisfies_constraint_*.
25613 * config/alpha/predicates.md (add_operand): Likewise.
25614 (sext_add_operand, addition_operation): Likewise.
25616 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
25618 PR tree-optimization/29145
25619 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
25620 in our handling of restrict qualified pointers.
25622 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25625 * doc/invoke.texi (Wunused-value): Update description.
25626 (Wextra): Delete item.
25627 * opts.c (set_Wextra): Don't use the value of Wextra to set the
25628 value of Wunused-value.
25629 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
25630 (c_finish_stmt_expr): Don't check extra_warnings.
25631 (emit_side_effect_warnings): The caller is responsible to check
25634 2007-02-11 Roger Sayle <roger@eyesopen.com>
25635 Matt Thomas <matt@3am-software.com>
25637 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25639 2007-02-11 Roger Sayle <roger@eyesopen.com>
25641 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25642 comparisons of POPCOUNT against zero.
25643 (simplify_const_relational_operation): Likewise.
25645 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25647 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25649 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25651 * dwarf2out.c (root_type): Delete unused function.
25653 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25655 * genattrtab.c (contained_in_p): Delete unused function.
25656 (write_expr_attr_cache): Likewise.
25658 2007-02-11 Jan Hubicka <jh@suse.cz>
25660 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25663 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25665 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25666 to add the REG_EQ* note.
25667 * see.c (see_merge_one_use_extension): Likewise.
25668 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25669 turn REG_EQUAL notes into REG_EQUIV notes if the target
25670 register may have more than one set.
25671 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25672 * gcse.c (try_replace_reg): Likewise.
25673 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25674 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25675 more than one REG_EQUIV note.
25676 * reload1.c (gen_reload): Use set_unique_reg_note.
25678 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25680 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25681 (ix86_builtin_conversion): New function.
25683 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25686 * tree.h (DECL_REPLACEABLE_P): New macro.
25687 * except.c (set_nothrow_function_flags): Likewise.
25689 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25690 Ira Rosen <irar@il.ibm.com>
25691 Dorit Nuzman <dorit@il.ibm.com>
25693 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25694 * targhooks.c (default_builtin_vectorized_conversion): New.
25695 * targhooks.h (default_builtin_vectorized_function): New declaration.
25696 * target.h (struct vectorize): Add builtin_conversion field.
25697 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25698 stmt_vec_info_type value.
25699 (vectorizable_conversion): New declaration.
25700 * tree-vect-analyze.c (vect_analyze_operations): Add
25701 vectorizable_conversion call.
25702 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25703 * tree-vect-transform.c (vectorizable_conversion): New function.
25704 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25705 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25707 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25708 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25709 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25710 or ALTIVEC_BUILTIN_VCFSX.
25712 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25715 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25716 CONST_DOUBLE and operand 0 is a hard register.
25717 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25718 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25719 is a hard floating-point register.
25721 2007-02-10 Richard Henderson <rth@redhat.com>
25722 Jakub Jelinek <jakub@redhat.com>
25723 Alexandre Oliva <aoliva@redhat.com>
25725 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25726 * builtin-types.def (BT_WORD): Make unsigned.
25727 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25728 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25729 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25730 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25731 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25732 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25734 * expr.c (emutls_var_address): New.
25735 (expand_expr_real_1): Expand emulated tls.
25736 (expand_expr_addr_expr_1): Likewise.
25737 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25738 * output.h (emutls_finish): Declare.
25739 * toplev.c (compile_file): Call it.
25740 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25741 address before wrapping in CONST.
25742 * varasm.c (emutls_htab, emutls_object_type): New.
25743 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25744 (get_emutls_object_name, get_emutls_object_type): New.
25745 (get_emutls_init_templ_addr, emutls_decl): New.
25746 (emutls_common_1, emutls_finish): New.
25747 (assemble_variable): When emulating tls, swap decls; generate
25748 constructor for the emutls objects.
25749 (do_assemble_alias): When emulating tls, swap decl and target name.
25750 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25752 * varpool.c (decide_is_variable_needed): Look at force_output.
25753 Recurse for emulated tls.
25754 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25755 with decide_is_variable_needed.
25756 * emutls.c: New file.
25757 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25758 tls_object for real tls.
25760 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25762 PR rtl-optimization/29599
25763 * reload1.c (eliminate_regs_in_insn): Take the destination
25764 mode into account when computing the offset.
25766 2007-02-09 Stuart Hastings <stuart@apple.com>
25767 Richard Henderson <rth@redhat.com>
25769 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25770 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25771 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25772 fixuns_truncdfhi2): New.
25773 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25774 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25775 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25776 (floatunssidf2): Allow nonimmediate source.
25777 * config/i386/sse.md (movdi_to_sse): New.
25778 (vec_concatv2di): Drop '*'.
25779 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25780 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25781 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25783 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25784 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25785 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25786 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25787 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25788 ix86_build_const_vector.
25789 (x86_emit_floatuns): Rewrite.
25791 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25793 * genautomata.c (longest_path_length): Delete unused function.
25794 (struct state): Delete unused longest_path_length.
25795 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25796 (get_free_state): Delete unused.
25798 2007-02-09 Jan Hubicka <jh@suse.cz>
25800 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25801 * doc/invoke.texi (inline-unit-growth): Update default value.
25803 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25804 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25805 (rebuild_cgraph_edges): Likewise.
25806 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25807 (dump_cgraph_node): Dump frequencies.
25808 (cgraph_clone_edge): Add frequency scales.
25809 (cgraph_clone_node): Add freuqnecy.
25810 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25811 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25812 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25813 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25814 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25815 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25816 (save_inline_function_body): Likewise.
25817 * ipa-inline.c: inluce rtl.h
25818 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25819 (cgraph_edge_badness): Use frequencies.
25820 (cgraph_decide_recursive_inlining): Update clonning.
25821 (cgraph_decide_inlining_of_small_function): Dump frequency.
25822 * predict.c (estimate_bb_frequencies): Export.
25823 * predict.h (estimate_bb_frequencies): Declare.
25824 * tree-inline.c (copy_bb): Watch overflows.
25825 (expand_call_inline): Update call of cgraph_create_edge.
25826 (optimize_inline_calls): Use TODO flags to update frequnecies.
25827 * passes.h: Include predict.h
25828 (init_optimization_passes): Move profile ahead.
25829 (execute_function_todo): Handle TODO_rebuild_frequencies.
25831 2007-02-09 Roger Sayle <roger@eyesopen.com>
25833 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25834 the insbl or inswl pattern into a register.
25836 2007-02-09 Roger Sayle <roger@eyesopen.com>
25838 * config/ia64/ia64.md (bswapdi2): New define_insn.
25840 2007-02-09 Richard Henderson <rth@redhat.com>
25842 * config/i386/constraints.md (Ym): New constraint.
25843 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25844 (movdi_1_rex64): Split sse and xmm general register moves from
25845 memory move alternatives. Use conditional register constraints.
25846 (movsf_1, movdf_integer): Likewise.
25847 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25848 (movdf_integer_rex64): New.
25849 (pushsf_rex64): Fix output constraints.
25850 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25851 (sse2_stored): Likewise.
25852 (sse2_storeq_rex64): New.
25853 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25854 amd and not generic.
25855 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25856 for optimize_size. Remove SF/DFmode hack.
25858 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25860 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25863 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25864 Richard Sandiford <richard@codesourcery.com>
25866 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25867 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25868 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25869 m68k/t-mlib to tmake_file.
25870 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25871 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25872 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25873 Allow it to be cf or m68k. Set m68k_arch_family. If that
25874 variable is not empty, add t-$m68k_arch_family to tmake_file.
25875 Add t-mlibs to tmake_file.
25876 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25877 * config/m68k/t-cf: New file.
25878 * config/m68k/t-m68k: Likewise.
25879 * config/m68k/t-mlibs: Likewise.
25880 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25881 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25882 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25883 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25884 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25886 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25887 (INSTALL_LIBGCC): Delete.
25888 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25889 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25890 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25891 (M68K_MLIB_CPU): Define.
25892 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25893 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25894 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25896 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25897 Richard Guenther <rguenther@suse.de>
25899 PR middle-end/23361
25900 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25901 against INT_MIN/INT_MAX.
25902 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25903 file if a loop is removed.
25905 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25907 * calls.c (store_one_arg): Pass correct alignment to
25908 emit_push_insn for non-BLKmode values.
25909 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25910 unaligned stack slot via a suitably aligned slot.
25912 2007-02-08 DJ Delorie <dj@redhat.com>
25914 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25916 (legal_subregs): Use unsigned char, make const.
25917 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25919 2007-02-08 Paul Brook <paul@codesourcery.com>
25921 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25922 special interworking needed.
25924 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25926 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25927 conditional to __SSE2__.
25928 (Entries below should have been added to first ChangeLog
25929 entry for amdfam10 dated 2007-02-05)
25930 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25932 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25934 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25937 2007-02-08 DJ Delorie <dj@redhat.com>
25939 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25940 * config/m32c/m32c.c (legal_subregs): New.
25941 (m32c_illegal_subreg_p): New.
25942 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25943 unsupported subregs of hard regs.
25945 2007-02-08 Jan Hubicka <jh@suse.cz>
25947 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25948 the same one; always update histograms.
25950 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25952 * passes.c (init_optimization_passes): Tidy comment.
25954 2007-02-08 Roger Sayle <roger@eyesopen.com>
25956 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25957 strip zero_extend, bswap and rotates from POCOUNT's argument.
25958 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25959 zero_extend and rotates from PARITY's argument.
25960 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25961 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25962 of an integer constant at compile-time.
25964 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25967 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25969 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25972 * tree-ssa-live.c (remove_unused_locals): Do not remove
25973 TREE_ADDRESSABLE variables.
25974 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25975 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25976 FOR_CLOBBER. Update all users.
25977 If VAR has an associated alias set, add a virtual operand for
25978 it if no alias is found to conflict with the memory reference.
25980 2007-02-07 Jan Hubicka <jh@suse.cz>
25981 Robert Kidd <rkidd@crhc.uiuc.edu>
25983 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25985 2007-02-07 Ian Lance Taylor <iant@google.com>
25987 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25989 2007-02-07 Roger Sayle <roger@eyesopen.com>
25991 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25992 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25993 tablejumpdi, movsi_to_cr_one): Remove constraints from
25994 define_expand's match_operands.
25996 2007-02-07 Roger Sayle <roger@eyesopen.com>
25998 * global.c (compute_regsets): Move declatation of "i" inside of
25999 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26001 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26004 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26005 of INDIRECT_REF <RESULT_DECL>.
26007 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26009 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26010 Kaz Kojima <kkojima@gcc.gnu.org>
26013 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26015 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26017 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26019 * doc/loop.texi: Document possibility not to perform disambiguation
26020 of loops with multiple latches.
26021 * cfgloopmanip.c (alp_enum_p): Removed.
26022 (add_loop): Handle subloops. Use get_loop_body_with_size.
26023 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26024 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26025 the new forwarder block.
26026 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26027 Handle the case latch is NULL.
26028 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26029 modifications when marking loop exits.
26030 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26032 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26033 disambiguate_loops_with_multiple_latches.
26034 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26035 before fix_loop_structure.
26036 * cfgloop.c: Include pointer-set.h and output.h.
26037 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26038 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26039 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26040 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26041 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26042 disambiguate_multiple_latches, get_loop_body_with_size,
26043 disambiguate_loops_with_multiple_latches): New functions.
26044 (flow_loop_dump): Dump multiple latch edges.
26045 (flow_loop_nodes_find): Handle loops with multiple latches.
26046 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26047 (glb_enum_p): Modified.
26048 (get_loop_body): Use get_loop_body_with_size.
26049 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26050 (AVOID_CFG_MODIFICATIONS): New constant.
26051 (disambiguate_loops_with_multiple_latches, add_loop,
26052 get_loop_body_with_size): Declare.
26053 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26055 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26057 PR inline-asm/28686
26058 * global.c (compute_regsets): New function.
26059 (global_alloc): Refactored ELIMINABLE_REGSET
26060 and NO_GLOBAL_ALLOC_REGS computation out.
26061 (rest_of_handle_global_alloc): Call compute_regsets()
26062 for non-optimizing case.
26064 2007-02-06 Richard Henderson <rth@redhat.com>
26066 * config/i386/constraints.md (Y2): Rename from Y.
26067 (Yi): New constraint.
26068 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26069 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26070 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26071 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26072 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26073 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26074 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26075 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26076 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26077 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26078 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26079 vec_extractv2si_1): Change Y constraints to Y2.
26080 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26081 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26082 Change Y constraints to Y2.
26083 (sse2_loadld): Change Y constraints to x.
26085 2007-02-06 Roger Sayle <roger@eyesopen.com>
26087 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26088 (parity<mode>2): New define_expand using rs6000_emit_parity.
26089 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26090 rs6000_emit_parity): New functions.
26091 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26092 rs6000_emit_parity): Prototype here.
26094 2007-02-06 Ian Lance Taylor <iant@google.com>
26096 * lower-subreg.c (simple_move_operand): Reject CONST.
26097 (resolve_clobber): Call validate_change rather than directly
26098 assigning to XEXP (pat, 0).
26100 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26102 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26103 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26104 (tree-cfg.o): Remove hashtab.h dependency.
26106 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26107 (struct ivopts_data): Change niters to pointer_map_t.
26108 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26109 (niter_for_exit): Create pointer_map on demand. Change for
26111 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26112 (free_loop_data): Destroy data->niters if created and reset field.
26113 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26114 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26116 * tree-ssa-reassoc.c: Include pointer-set.h.
26117 (bb_rank): Change to long *.
26118 (operand_rank): Change to pointer_map_t.
26119 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26120 (insert_operand_rank): Accept long.
26121 (operand_entry_hash, operand_entry_eq): Remove.
26122 (get_rank): Return long. Adjust for changes above.
26123 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26125 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26127 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26128 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26129 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26131 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26132 directly since it cannot be NULL.
26133 (get_vi_for_tree): Rewrite for pointer_map API.
26134 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26135 (init_alias_vars): Create vi_for_tree as pointer_map.
26136 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26138 * tree-cfg.c: Don't include hashtab.h.
26139 (edge_to_cases): Declare as pointer_map.
26140 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26142 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26143 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26144 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26146 (record_switch_edge): Delete.
26147 (get_cases_for_edge): Adjust for pointer_map API, inline
26148 record_switch_edge (rewritten for new API), remove goto.
26150 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26152 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26153 * tree-nested.c: Include pointer-set.h.
26154 (var_map_elt, var_map_eq, var_map_hash): Delete.
26155 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26156 to pointer_map_t's.
26157 (nesting_info_bitmap_obstack): New.
26158 (lookup_field_for_decl): Adjust for pointer_map API.
26159 (lookup_tramp_for_decl): Adjust for pointer_map API.
26160 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26161 (get_local_debug_decl): Adjust for pointer_map API.
26162 (convert_nl_goto_reference): Adjust for pointer_map API.
26163 (convert_nl_goto_receiver): Adjust for pointer_map API.
26164 (create_nesting_tree): Create outside GGC space. Create bitmap on
26165 the new obstack. Create field_map and var_map as pointer_maps.
26166 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26168 (lower_nested_functions): Move root here, no need to NULL it.
26169 Initialize and release the obstack.
26171 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26173 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26174 Remove prototypes and make them non-static.
26175 (struct tree_int_map): Remove.
26176 * tree.h (struct tree_int_map): Move here, turning TO into an
26178 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26180 * tree.h (TREE_COMPLEXITY): Remove.
26181 (struct tree_exp): Remove complexity field.
26182 * tree.c (build1_stat): Don't set it.
26184 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26185 Victor Kaplansky <victork@il.ibm.com>
26187 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26188 (vect_is_simple_reduction): Support reduction with induction as
26189 one of the operands.
26190 (vect_is_simple_iv_evolution): Fix formatting.
26191 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26192 formatting. Don't mark induction phis for vectorization.
26193 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26194 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26195 (vect_get_vec_def_for_operand): Support induction.
26196 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26198 (vectorizable_reduction): Support reduction with induction as one of
26200 (vectorizable_type_demotion): Use def-type of stmt argument rather
26201 than dummy def-type.
26203 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26204 flag_tree_scev_cprop.
26205 * common.opt (tree-scev-cprop): New flag.
26207 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26208 call to vect_get_new_vect_var.
26210 2007-02-06 Ira Rosen <irar@il.ibm.com>
26212 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26213 vectype is not NULL.
26214 (vect_pattern_recog_1): Likewise.
26216 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26218 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26219 (fold_negate_expr): Likewise.
26221 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26224 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26225 even if cv-qualification is the same.
26227 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26229 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26230 __enable_execute_stack on completion.
26232 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26234 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26235 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26236 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26237 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26238 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26239 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26240 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26241 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26245 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26246 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26247 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26248 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26249 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26250 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26251 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26252 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26253 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26254 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26255 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26256 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26257 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26258 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26259 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26260 sqrtextenddfxf2_i387): Added amdfam10_decode.
26262 * config/i386/athlon.md (athlon_idirect_amdfam10,
26263 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26264 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26265 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26266 athlon_ivector_store_amdfam10): New define_insn_reservation.
26267 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26270 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26272 * config/i386/athlon.md (athlon_call_amdfam10,
26273 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26274 define_insn_reservation.
26275 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26276 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26277 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26279 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26281 * config/i386/athlon.md (athlon_sseld_amdfam10,
26282 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26283 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26285 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26287 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26288 define_insn_reservation.
26289 * config/i386/i386.md (sseins): Added sseins to define_attr type
26290 and define_attr unit.
26291 * config/i386/sse.md: Set type attribute to sseins for insertq
26294 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26296 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26297 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
26298 ssecomi_load_amdfam10, ssecomi_amdfam10,
26299 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
26300 define_insn_reservation.
26301 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
26303 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26305 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
26306 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
26307 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
26308 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
26309 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
26310 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
26311 define_insn_reservation.
26313 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
26314 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
26315 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
26316 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
26317 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
26319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26321 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
26322 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
26323 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
26324 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
26325 athlon_ssemul_load_k8): Added amdfam10.
26327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26329 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
26330 (x86_sse_unaligned_move_optimal): New variable.
26332 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
26334 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
26335 for unaligned vector SSE double/single precision loads for AMDFAM10.
26337 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26339 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
26340 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
26341 Define TARGET_CPU_DEFAULT_amdfam10.
26342 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
26343 (processor_type): Add PROCESSOR_AMDFAM10.
26345 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
26346 processor_type in config/i386/i386.h.
26347 Enable imul peepholes for TARGET_AMDFAM10.
26349 * config.gcc: Add support for --with-cpu option for amdfam10.
26351 * config/i386/i386.c (amdfam10_cost): New variable.
26352 (m_AMDFAM10): New macro.
26353 (m_ATHLON_K8_AMDFAM10): New macro.
26354 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
26355 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
26356 x86_promote_QImode, x86_integer_DFmode_moves,
26357 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26358 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
26359 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
26360 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
26361 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
26362 Enable/disable for amdfam10.
26363 (override_options): Add amdfam10_cost to processor_target_table.
26364 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
26365 processor_alias_table.
26366 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
26367 (ix86_adjust_cost): Add code for amdfam10.
26369 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26371 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
26372 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
26373 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
26374 * config/i386/i386.h: Add builtin definition for SSE4A.
26375 * config/i386/i386.md: Add support for ABM instructions
26376 (popcnt and lzcnt).
26377 * config/i386/sse.md: Add support for SSE4A instructions
26378 (movntss, movntsd, extrq, insertq).
26379 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
26380 Add -march=amdfam10 flag.
26381 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
26382 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
26384 * doc/extend.texi: Add documentation for SSE4A builtins.
26386 2007-02-05 Bob Wilson <bob.wilson@acm.org>
26388 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
26390 2007-02-05 Richard Guenther <rguenther@suse.de>
26392 * tree-vectorizer.h (vectorizable_function): Add argument type
26393 argument, change return type.
26394 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
26395 * tree-vect-transform.c (vectorizable_function): Handle extra
26396 argument, return vectorized function decl.
26397 (build_vectorized_function_call): Remove.
26398 (vectorizable_call): Handle calls with result and argument types
26399 differing. Handle loop vectorization factor correctly.
26400 * targhooks.c (default_builtin_vectorized_function): Adjust for
26402 * targhooks.h (default_builtin_vectorized_function): Likewise.
26403 * target.h (builtin_vectorized_function): Add argument type
26405 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
26406 extra argument, allow vectorizing of lrintf.
26407 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
26408 documentation of target hook.
26410 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
26413 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
26414 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
26415 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
26417 2007-02-05 Roger Sayle <roger@eyesopen.com>
26419 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
26420 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
26421 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
26422 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
26423 before canonicalizing sincos to cexpi.
26424 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
26426 2007-02-05 Roger Sayle <roger@eyesopen.com>
26428 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
26429 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
26430 (alpha_init_builtins): Use alpha_add_builtins to process tables.
26432 2007-02-05 Roger Sayle <roger@eyesopen.com>
26434 * mips-tfile.c (initialize_init_file): Correct endianness test.
26436 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
26438 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
26439 the 'y' constraint.
26441 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26443 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
26444 saves in a PARALLEL before the register assignments.
26446 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26448 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
26449 DWARF_FRAME_RETURN_COLUMN to be a general register.
26450 * dwarf2out.c (init_return_column_size): New function, split from...
26451 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
26452 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
26453 to be nongeneral registers.
26454 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
26456 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
26457 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
26459 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26461 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
26463 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26465 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
26466 (remove_path): Use can_remove_branch_p and remove_branch instead
26467 of loop_delete_branch_edge.
26468 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
26469 (tree_transform_and_unroll_loop): Remove dead branches immediately.
26470 Update profile using scale_dominated_blocks_in_loop.
26471 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
26472 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
26473 (can_remove_branch_p, remove_branch): Declare.
26474 * tree-cfg.c (tree_can_remove_branch_p): New function.
26475 (tree_cfg_hooks): Add tree_can_remove_branch_p.
26476 * cfgrtl.c (rtl_can_remove_branch_p): New function.
26477 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
26479 2007-02-05 Jan Hubicka <jh@suse.cz>
26481 PR middle-end/30696
26482 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
26483 nodes in cgraph, don't remove offline copy of the function.
26485 2007-02-04 Jan Hubicka <jh@suse.cz>
26487 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
26488 vectors might cause maybe_lookup_element_for_expr to be called
26489 on non-sra-candidate.
26491 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26493 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
26494 config/bfin/bfin.md, config/bfin/predicates.md: Follow
26495 spelling conventions.
26497 2007-02-04 Richard Guenther <rguenther@suse.de>
26499 PR middle-end/30636
26500 * fold-const.c (try_move_mult_to_index): Make sure to not
26501 overflow one dimension of a multi-dimensional array access.
26503 2007-02-04 Jan Hubicka <jh@suse.cz>
26505 * passes.c (init_optimization_passes): Reindent.
26507 2007-02-04 Jan Hubicka <jh@suse.cz>
26508 Eric Botcazou <ebotcazou@adacore.com>
26510 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
26511 (execute_fixup_cfg): Break out the abnormal goto code.
26512 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
26513 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
26514 (optimize_inline_calls): Call make_nonlocal_label_edges.
26516 2007-02-04 Jan Hubicka <jh@suse.cz>
26518 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
26519 true when something was changed.
26520 (rename_ssa_copies): When something was changed, do
26521 TODO_remove_unused_locals.
26522 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26523 add TODO_remove_unused_locals when instruction was removed.
26525 2007-02-04 Jan Hubicka <jh@suse.cz>
26527 * ipa-inline.c (try_inline): Improve debug output; work on already
26529 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
26530 call try_inline for already inlined edges too when flattening;
26531 inline also functions that make callee growth but overall unit size
26534 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26536 * config/m32c/bitops.md, config/m32c/jump.md,
26537 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
26538 config/m32r/m32r.h, config/m32r/m32r.md,
26539 config/m32r/predicates.md, config/m68hc11/larith.asm,
26540 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
26541 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
26542 config/mips/mips-protos.h, config/mips/mips.c,
26543 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
26544 config/mn10300/mn10300.h, config/mn10300/predicates.md,
26545 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
26546 spelling conventions.
26548 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
26549 Follow spelling conventions.
26551 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
26553 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
26554 warn about C++0x compatibility.
26556 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26558 * config/h8300/h8300.c, config/h8300/h8300.h,
26559 config/h8300/h8300.md: Follow spelling conventions.
26561 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
26563 PR middle-end/30667
26564 * combine.c (try_combine): Do not substitute source operand
26565 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
26567 2007-02-03 Jan Hubicka <jh@suse.cz>
26569 PR gcov-profile/30650
26570 * value-prof.c (stringop_block_profile): Fix handling of size counter;
26571 do not divide by zero for never executed counters.
26572 (tree_find_values_to_profile): Fix counters.
26573 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
26575 2007-02-03 Ian Lance Taylor <iant@google.com>
26577 * lower-subreg.c (simple_move_operand): New static function,
26578 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
26580 (simple_move): Call simple_move_operand.
26581 (find_decomposable_subregs): Add special handling of MEMs.
26582 (can_decompose_p): Rename from cannot_decompose_p. Reverse
26583 meaning of return value. If we see a hard register, test whether
26584 it can store a word_mode value. Change all callers.
26586 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26588 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
26589 ftrapv insns and expanders.
26590 (subdi3): Change define_expand operand 1 to arith11_operand, and
26591 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
26592 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
26593 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
26596 PR middle-end/30174
26597 * varasm.c (notice_global_symbol): Treat global objects as weak when
26598 flag_shlib is true.
26600 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26602 * emit-rtl.c (dconstpi): Delete.
26603 (dconstsqrt2): New.
26604 (init_emit_once): Delete dconstpi and init dconstsqrt2.
26605 * real.h (dconstpi): Delete.
26606 (dconstsqrt2): New.
26607 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
26608 (fold_builtin_hypot): Likewise.
26610 2007-02-03 Tom Tromey <tromey@redhat.com>
26613 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
26614 -gcoff3, -gxcoff3, -gvms3 implies -dD.
26616 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
26618 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
26619 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
26620 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
26621 config/rs6000/cell.md, config/rs6000/darwin.h,
26622 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
26623 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
26624 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
26625 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
26626 typos. Follow spelling conventions.
26627 * doc/invoke.texi: Follow spelling conventions.
26629 2007-02-03 Roger Sayle <roger@eyesopen.com>
26631 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26632 canonicalization transformations that attempt to simplify integer
26633 constant comparisons to become comparisons against zero.
26635 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26637 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26639 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26640 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26642 2007-02-02 Mike Stump <mrs@apple.com>
26644 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26645 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26646 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26647 generate a branch island.
26649 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26651 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26652 (xtensa_legitimate_address_p): New.
26653 (xtensa_legitimize_address): New.
26654 (xtensa_output_addr_const_extra): New.
26655 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26657 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26658 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26659 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26660 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26661 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26662 (xtensa_legitimize_address): New.
26663 (xtensa_output_addr_const_extra): New.
26665 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26667 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26669 2007-02-02 Ian Lance Taylor <iant@google.com>
26671 * expmed.c (expand_divmod): Add comment.
26673 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26675 * emit-rtl.c (renumber_insns): Remove.
26676 * flags.h: Remove the extern for flag_renumber_insns.
26677 * rtl.h: Remove the prototype for renumber_insns.
26678 * toplev.c (flag_renumber_insns): Remove.
26680 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26682 Revert for x86 darwin:
26683 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26685 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26686 code before the following patch under TARGET_MACHO.
26687 (ix86_function_value_regno_p): Likewise.
26689 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26691 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26694 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26697 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26698 loads to general or fp registers. Add comments.
26699 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26701 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26703 * pointer-set.c (insert_aux): Only return insertion slot.
26704 (pointer_set_insert): Adjust.
26705 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26706 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26707 pointer_map_traverse): New.
26708 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26709 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26710 pointer_map_contains, pointer_map_traverse): Declare.
26712 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26714 PR middle-end/30473
26715 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26716 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26718 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26720 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26722 (struct _dep): New type.
26723 (dep_t): New typedef.
26724 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26725 (DEP_STATUS): New access macro. The macro with the same name was
26726 renamed to DEP_LINK_STATUS.
26727 (dep_init): Declare function
26729 (struct _dep_link): New type.
26730 (dep_link_t): New typedef.
26731 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26732 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26733 (DEP_LINK_STATUS): New macro.
26734 (debug_dep_links): New debug function.
26736 (struct _deps_list): New type.
26737 (deps_list_t): New typedef.
26738 (DEPS_LIST_FIRST): New access macro.
26739 (FOR_EACH_DEP_LINK): New cycle macro.
26740 (create_deps_list, free_deps_list, delete_deps_list): Declare
26742 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26743 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26744 (copy_deps_list_change_con): Ditto.
26746 (move_dep_link): Declare function.
26748 (struct _dep_node): New type.
26749 (dep_node_t): New typedef.
26750 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26752 (struct haifa_insn_data.back_deps): New field to hold backward
26753 dependencies of the insn.
26754 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26756 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26757 Change its type to deps_list_t.
26758 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26759 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26760 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26762 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26764 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26766 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26768 (dep_cost): Declare.
26770 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26771 (ds_to_dk, dk_to_ds): New functions.
26773 (init_dep_1): New static function.
26774 (init_dep): New function.
26775 (copy_dep): New static function.
26777 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26779 (detach_dep_link): New static function.
26780 (move_dep_link): New function.
26782 (dep_links_consistent_p, dump_dep_links): New static functions.
26783 (debug_dep_links): New debugging function.
26785 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26787 (alloc_deps_list, init_deps_list): New static functions.
26788 (create_deps_list): New function.
26789 (clear_deps_list): New static function.
26790 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26791 (deps_list_consistent_p, dump_deps_list): New static functions.
26792 (debug_deps_list): New function.
26793 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26795 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26797 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26798 use new scheduler dependencies lists.
26799 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26800 (sched_analyze): Ditto. Initialize dependencies lists.
26801 (add_forw_dep, compute_forward_dependences): Update to use new
26802 scheduler dependencies lists.
26804 (init_dependency_caches): Init deps_obstack.
26805 (free_dependency_caches): Free deps_obstack.
26807 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26808 new scheduler dependencies lists.
26809 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26810 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26812 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26813 Update to use new scheduler dependencies lists.
26814 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26815 (debug_dependencies): Ditto.
26816 (schedule_region): Update comments.
26818 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26819 scheduler dependencies lists.
26820 (schedule_ebb): Update comments.
26822 * rtl.def (DEPS_LIST): Remove.
26824 * lists.c (unused_deps_list): Remove.
26825 (free_list): Update assertions.
26827 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26828 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26830 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26831 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26833 * haifa-sched.c (comments): Update.
26834 (insn_cost1): Remove. Inline the code into insn_cost ().
26835 (insn_cost): Update to use new scheduler dependencies lists. Move
26836 processing of the dependency cost to dep_cost ().
26837 (dep_cost): New function. Use it instead of insn_cost () when
26838 evaluating cost of the dependency. Use compatible interface to
26839 interact with the target.
26840 (priority): Update to use new scheduler dependencies lists.
26841 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26842 with greater number of insns that depend on the insn.
26843 (schedule_insn): Update to use new scheduler dependencies lists. Add
26844 code to free backward dependencies lists. Inline and optimize code
26845 from resolve_dep () - see PR28071.
26846 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26847 lists. Update call to targetm.sched.is_costly_dependence hook.
26849 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26850 scheduler dependencies lists.
26852 (resolve_dep): Remove. Move the logic to schedule_insn ().
26853 (init_h_i_d): Initialize dependencies lists.
26855 (process_insn_depend_be_in_spec): Rename to
26856 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26857 dependencies lists.
26858 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26859 Update to use new scheduler dependencies lists.
26860 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26862 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26863 new scheduler dependencies lists.
26864 (build_intra_loop_deps): Ditto.
26866 * target.h (struct _dep): Declare to use in
26867 gcc_target.sched.is_costly_dependence.
26868 (struct gcc_target.sched.adjust_cost): Fix typo.
26869 (struct gcc_target.sched.is_costly_dependence): Change signature to
26870 use single dep_t parameter instead of an equivalent triad.
26871 (struct gcc_target.sched.adjust_cost_2): Remove.
26873 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26875 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26877 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26879 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26881 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26882 (REG_DEP_TRUE): Document.
26884 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26885 Change signature to correspond to the targetm.sched.adjust_cost hook.
26886 Update use in TARGET_SCHED_ADJUST_COST_2.
26887 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26888 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26889 new scheduler dependencies lists.
26890 (ia64_gen_check): Ditto.
26892 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26893 scheduler dependencies lists.
26895 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26896 signature to correspond to the targetm.sched.is_costly_dependence hook.
26897 (is_costly_group): Update to use new scheduler dependencies lists.
26899 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26900 instead of INSN_COST () macro.
26902 2007-02-01 Ian Lance Taylor <iant@google.com>
26904 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26906 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26908 * pa.md (tp_load): Correct mfctl instruction syntax.
26910 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26912 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26913 altivec_padding_size calculation on AIX. Improve comment, add
26914 assert to verify that it's right.
26916 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26919 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26921 PR inline-asm/28686
26922 * global.c (global_alloc): Add mising initialization of
26925 2007-02-01 Roger Sayle <roger@eyesopen.com>
26927 * alias.c (init_alias_analysis): Correct whitespace.
26928 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26929 partition_hot_cold_basic_blocks): Likewise.
26930 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26931 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26932 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26933 fold_builtin_snprintf_chk, fold_builtin_printf,
26934 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26935 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26936 * cfgcleanup.c (cleanup_cfg): Likewise.
26937 * cfgexpand.c (tree_expand_cfg): Likewise.
26938 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26939 * function.c (get_next_funcdef_no): Likewise.
26940 * gengtype.c (main): Likewise.
26941 * genmodes.c (main): Likewise.
26942 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26943 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26944 * ifcvt.c (noce_emit_move_insn): Likewise.
26945 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26947 * stor-layout.c (get_best_mode): Likewise.
26948 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26949 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26950 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26951 perform_var_substitution, solve_graph): Likewise.
26952 * tree-vrp.c (vrp_finalize): Likewise.
26954 2007-02-01 Ian Lance Taylor <iant@google.com>
26956 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26957 high part of a paradoxical subreg, return a constant zero.
26959 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26961 * toplev.c (lang_dependent_init): Call init_set_costs.
26962 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26964 2007-02-01 Richard Guenther <rguenther@suse.de>
26966 PR middle-end/30656
26967 * fold-const.c (fold_negate_expr): Allow negating a
26968 constant if overflow does not change.
26970 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26972 * doc/c-tree.texi (Expression trees): Improve markup.
26973 * doc/tm.texi (Register Classes, Addressing Modes)
26974 (Floating Point): Fix spacing after abbreviations. Fix some
26977 2007-02-01 Ben Elliston <bje@au.ibm.com>
26979 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26980 * doc/contrib.texi: Likewise.
26981 * doc/install.texi: Likewise.
26983 2007-01-31 Richard Henderson <rth@redhat.com>
26984 Ian Lance Taylor <iant@google.com>
26986 * lower-subreg.c: New file.
26987 * rtl.def (CONCATN): Define.
26988 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26989 pass_lower_subreg2.
26990 * emit-rtl.c (update_reg_offset): New static function, broken out
26991 of gen_rtx_REG_offset.
26992 (gen_rtx_REG_offset): Call update_reg_offset.
26993 (gen_reg_rtx_offset): New function.
26994 * regclass.c: Revert patch of 2006-03-05, restoring
26996 (clear_reg_info_regno): New function.
26997 * dwarf2out.c (concatn_loc_descriptor): New static function.
26998 (loc_descriptor): Handle CONCATN.
26999 * common.opt (fsplit_wide_types): New option.
27000 * opts.c (decode_options): Set flag_split_wide_types when
27002 * timevar.def (TV_LOWER_SUBREG): Define.
27003 * rtl.h (gen_reg_rtx_offset): Declare.
27004 (reg_scan_update): Declare.
27005 * regs.h (clear_reg_info_regno): Declare.
27006 * tree-pass.h (pass_lower_subreg): Declare.
27007 (pass_lower_subreg2): Declare.
27008 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27009 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27010 -fsplit-wide-types.
27011 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27012 * Makefile.in (OBJS-common): Add lower-subreg.o.
27013 (lower-subreg.o): New target.
27015 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27017 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27019 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27022 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27024 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27026 PR middle-end/29335
27027 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27029 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27031 * cfgloop.h: Include vec-prim.h.
27032 (enum li_flags): Remove LI_ONLY_OLD.
27033 (loop_iterator): Changed.
27034 (fel_next, fel_init): Iterate over loop tree.
27035 (FOR_EACH_LOOP_BREAK): New macro.
27036 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27038 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27039 * modulo-sched.c (sms_schedule): Ditto.
27040 * tree-vectorizer.c (vectorize_loops): Ditto.
27041 * doc/loop.texi: Update information on loop numbering and behavior of
27042 FOR_EACH_LOOP wrto new loops.
27043 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27044 add_to_evolution_1): Test nestedness of loops instead of comparing
27046 * tree-chrec.c (chrec_fold_plus_poly_poly,
27047 chrec_fold_multiply_poly_poly, chrec_evaluate,
27048 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27049 reset_evolution_in_loop): Ditto.
27050 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27052 2007-01-31 Dirk Mueller <dmueller@suse.de>
27054 * c-common.c (warn_about_parentheses): Separate warning about
27055 un-parenthized sequence of comparison operators from the one
27056 which is supposed to warn about x <= y <= z.
27058 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27060 * optabs.h (enum optab_index): Add new OTI_isinf.
27061 (isinf_optab): Define corresponding macro.
27062 * optabs.c (init_optabs): Initialize isinf_optab.
27063 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27065 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27066 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27068 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27069 expand_builtin_interclass_mathfn.
27070 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27071 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27072 (fxam<mode>2_i387): New insn pattern.
27073 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27074 built-in functions as x87 inline asm.
27076 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27078 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27080 2007-01-30 Eric Christopher <echristo@apple.com>
27082 * config.gcc: Add geode.
27084 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27086 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27087 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27088 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27089 value-prof.c: Fix comment typos.
27091 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27094 * doc/invoke.texi (Wpointer-arith): Document warning.
27096 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27098 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27099 the list of discrepancies from the draft TR.
27101 2007-01-30 Dirk Mueller <dmueller@suse.de>
27104 * doc/invoke.texi (-Wreturn-type): Update description to
27105 match new behavior.
27107 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27109 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27111 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27113 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27114 to handle optabs that operate on floating point input argument and
27115 output to integer output.
27116 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27117 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27118 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27119 expand_builtin_interclass_mathfn ().
27120 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27121 (ilogbsi2): Remove.
27122 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27123 ilogbl built-in functions as x87 intrinsics.
27125 2007-01-30 Richard Guenther <rguenther@suse.de>
27127 PR middle-end/27657
27128 * dwarf2out.c (reference_to_unused): Query varpool if the
27129 variable was output.
27131 2007-01-30 Richard Guenther <rguenther@suse.de>
27133 PR middle-end/30313
27134 * passes.c (execute_one_pass): Reset in_gimple_form to not
27135 confuse non-unit-at-a-time mode.
27137 2007-01-29 Roger Sayle <roger@eyesopen.com>
27138 Richard Guenther <rguenther@suse.de>
27140 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27141 avoid undefined behaviour on overflow. Use force_fit_type_double
27142 to construct the constant with the specified TREE_OVERFLOW.
27144 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27146 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27147 * config/dfp-bit.h: Ditto.
27149 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27151 * c-decl.c (pop_scope): Replace warnings with call to
27152 warn_for_unused_label.
27153 * c-common.h (warn_for_unused_label): Declare.
27154 * c-common.c (warn_for_unused_label): Define.
27156 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27158 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27161 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27163 * Makefile.in (USER_H): Remove decfloat.h.
27164 * ginclude/decfloat.h: Delete, moving contents to ...
27165 * ginclude/float.h: Add support for decimal floating point,
27166 guarded by __STDC_WANT_DEC_FP__.
27168 2007-01-29 Mike Stump <mrs@apple.com>
27170 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27171 Analysis and Representation to resolve case insensitive conflict.
27172 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27174 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27176 * tree.h (struct tree_memory_tag): Add aliases member.
27177 (MTAG_ALIASES): New macro.
27178 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27179 (add_may_alias): Remove pointer-set. Update for may_aliases being
27181 (mark_aliases_call_clobbered): Update for may_aliases being a
27183 (compute_tag_properties): Ditto.
27184 (create_partition_for): Ditto.
27185 (compute_memory_partitions): Ditto.
27186 (dump_may_aliases_for): Ditto.
27187 (is_aliased_with): Ditto.
27188 (add_may_alias_for_new_tag): Ditto.
27189 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27190 (compute_is_aliased): New function.
27191 (compute_may_aliases): Call compute_is_aliased).
27192 (init_alias_info): Initialize alias_bitmap_obstack.
27193 (union_alias_set_into): New function.
27194 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27195 (have_common_aliases_p): Rewrite to take two bitmaps and use
27197 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27198 Update for bitmaps.
27199 (finalize_ref_all_pointers): Update for add_may_alias changes.
27200 (new_type_alias): Ditto.
27201 * tree-flow-inline.h (may_aliases): Return a bitmap.
27202 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27203 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27204 may_aliases being a bitmap.
27205 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27206 may_aliases now returns a bitmap.
27207 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27209 * tree-ssa-operands.c (add_virtual_operand): Update for
27210 may_aliases being a bitmap.
27212 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27214 PR tree-optimization/30630
27215 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27216 variable as changed.
27218 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27221 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27222 expanded only once even if an error occurs.
27224 2007-01-29 Ben Elliston <bje@au.ibm.com>
27226 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27227 (__gcov_average_profiler): Likewise.
27228 (__gcov_ior_profiler): Likewise.
27229 (__gcov_merge_ior): Likewise.
27231 2007-01-28 Jan Hubicka <jh@suse.cz>
27233 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27234 * value-prof.c (stringop_block_profile): Likewise.
27236 2007-01-28 Jan Hubicka <jh@suse.cz>
27238 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27239 Add variant handling histograms; add wrapper.
27240 (clear_storage_via_libcall): Export.
27241 (emit_block_move_hints): Break out from ...; add histograms.
27242 (emit_block_move): ... this one.
27243 (clear_storage_hints): Break out from ...; add histograms.
27244 (clear_storage): ... this one.
27245 (set_storage_via_memset): Handle histogram.
27246 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27247 (clear_storage_hints, clear_storage_via_libcall): Declare.
27248 (set_storage_via_setmem): Update prototype.
27249 * doc/md.texi (movmem, setmem): Document new arguments.
27251 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27252 Add new histograms.
27253 (stringop_block_profile): New global function.
27254 (tree_stringops_values_to_profile): Profile block size and alignment.
27255 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27257 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27258 (stringop_block_profile): Declare.
27259 * builtins.c: Include value-prof.h.
27260 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27261 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27262 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27263 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27264 * profile.c (instrument_values): Add new counters.
27265 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27267 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27268 (tree_init_edge_profiler): Build new profilers.
27269 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27270 (pass_tree_profile): Add dump.
27271 (tree_profile_hooks): Update.
27272 * Makefile.in (LIBGCOV): Add new constants.
27273 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27274 __gcov_ior_profiler): New.
27275 * i386.md (movmem/setmem expanders): Add new optional arguments.
27277 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27279 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27281 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27283 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27284 (tree_unswitch_single_loop): Pass eni_size_weights to
27285 tree_num_loop_insns.
27286 * tree-ssa-loop-manip.c: Include tree-inline.h.
27287 (can_unroll_loop_p): Pass eni_size_weights to
27288 tree_num_loop_insns.
27289 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27290 Pass eni_size_weights to estimate_num_insns.
27291 * tree.h (init_inline_once): Export.
27292 * toplev.c (backend_init): Call init_inline_once.
27293 * cgraphunit.c (cgraph_process_new_functions,
27294 cgraph_analyze_function): Pass eni_inlining_weights to
27295 estimate_num_insns.
27296 * ipa-inline.c (compute_inline_parameters): Ditto.
27297 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
27298 to estimate_num_insns.
27299 (try_unroll_loop_completely): Pass eni_size_weights to
27300 tree_num_loop_insns.
27301 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
27302 ot estimate_num_insns.
27303 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
27304 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
27305 * tree-inline.c (eni_inlining_weights, eni_size_weights,
27306 eni_time_weights): New variables.
27307 (init_inline_once): Initialize them.
27308 (struct eni_data): Mew.
27309 (estimate_num_insns_1, estimate_num_insns): Use weights.
27310 * tree-inline.h (struct eni_weights_d): New.
27311 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
27312 (estimate_num_insns): Declaration changed.
27313 * cfgloop.h (tree_num_loop_insns): Declaration changed.
27314 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
27315 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
27317 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27319 * tree-data-ref.c (conflict_fn): Assert that the number of affine
27320 relations in the conflict function is valid.
27322 2007-01-27 Ian Lance Taylor <iant@google.com>
27324 * common.opt: Add fstrict-overflow.
27325 * opts.c (decode_options): Set flag_strict_overflow if -O2.
27326 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
27327 (TYPE_OVERFLOW_UNDEFINED): Define.
27328 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
27330 * tree.h (TYPE_TRAP_SIGNED): Don't define.
27331 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
27332 (fold_negate_expr): Likewise.
27333 (make_range): Likewise.
27334 (extract_muldiv_1): Likewise.
27335 (maybe_canonicalize_comparison): Likewise.
27336 (fold_comparison): Likewise.
27337 (fold_binary): Likewise.
27338 (tree_expr_nonnegative_p): Likewise.
27339 (tree_expr_nonzero_p): Likewise.
27340 * tree-vrp.c (compare_values): Likewise.
27341 (extract_range_from_binary_expr): Likewise.
27342 (extract_range_from_unary_expr): Likewise.
27343 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
27345 (nowrap_type_p): Likewise.
27346 * tree-scalar-evolution.c (simple_iv): Likewise.
27347 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
27348 (build_range_check): Likewise.
27349 (extract_muldiv_1): Likewise.
27350 (fold_comparison): Likewise.
27351 * tree-vrp.c (vrp_int_const_binop): Likewise.
27352 (extract_range_from_unary_expr): Likewise.
27353 * convert.c (convert_to_integer): Likewise.
27354 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
27355 (fold_comparison): Likewise.
27356 (fold_binary): Likewise.
27357 * optabs.c (optab_for_tree_code): Likewise.
27358 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
27359 * simplify-rtx.c (simplify_const_relational_operation): Check
27360 flag_strict_overflow and flag_trapv.
27361 (simplify_const_relational_operation): Likewise.
27362 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
27363 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
27366 2007-01-27 Roger Sayle <roger@eyesopen.com>
27368 * tree.c (tree_fold_gcd): Delete.
27369 * tree.h (tree_fold_gcd): Remove prototype.
27370 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
27371 test whether one constant integer is a multiple of another. Instead
27372 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
27373 * fold-const.c (multiple_of_p): We've determined both TOP and
27374 BOTTOM are integer constants so we can call int_const_binop directly
27375 instead of the more generic const_binop.
27377 2007-01-27 Roger Sayle <roger@eyesopen.com>
27379 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
27380 1*X check that the constant hasn't overflowed, to preserve the
27382 (round_up): Provide an efficient implementation when rouding-up an
27383 INTEGER_CST to a power-of-two.
27385 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27387 * doc/sourcebuild.texi: Add comma for clarity.
27388 * doc/extend.texi: Fix some typos.
27389 * doc/passes.texi: Likewise.
27390 * doc/cppinternals.texi: Likewise.
27391 * doc/c-tree.texi: Likewise.
27392 * doc/tree-ssa.texi: Likewise.
27393 * doc/install.texi: Likewise.
27395 2007-01-27 Jan Hubicka <jh@suse.cz>
27397 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
27398 (pass_sra): Do not require alias information.
27399 * passes.c (init_optimization_passes): Add SRA
27401 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
27403 * tracer.c (rest_of_handle_tracer): We already cleaned
27404 up the CFG in tracer() so don't do it here again.
27405 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
27406 cleanup_cfg here, either. And don't call renumber_insns.
27408 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
27409 and BB_HEAD are in the insn stream here. Instead make sure
27410 that BB_INSN is valid on all insns. Also, do check here that
27411 there are no pending branch predictions...
27412 (rtl_verify_flow_info): ...instead of doing it here. Checks
27413 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
27416 2007-01-26 Roger Sayle <roger@eyesopen.com>
27418 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
27419 function to simplify/factorize operand order canonicalization.
27420 (ix86_fixup_binary_operands): Reorganize using the above function.
27421 (ix86_binary_operator_ok): Likewise.
27423 2007-01-27 Jakub Jelinek <jakub@redhat.com>
27425 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
27426 file scope from optimize_attrs.
27427 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
27429 (optimize_attrs): Clear insn_code_values after freeing it.
27431 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27433 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
27434 a parts.base assignment.
27436 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27438 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
27439 (compute_subscript_distance, initialize_data_dependence_relation,
27440 finalize_ddr_dependent, analyze_ziv_subscript,
27441 analyze_siv_subscript_cst_affine,
27442 compute_overlap_steps_for_affine_univar,
27443 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
27444 analyze_siv_subscript, analyze_miv_subscript,
27445 analyze_overlapping_iterations, subscript_dependence_tester_1,
27446 compute_self_dependence, free_dependence_relation): Work
27447 with affine_fn instead of chrecs.
27448 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
27449 common_affine_function, affine_function_base,
27450 affine_function_constant_p, affine_fn_op, affine_fn_plus,
27451 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
27452 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
27453 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
27454 (all_chrecs_equal_p): Removed.
27455 * tree-data-ref.h (affine_fn, conflict_function): New types.
27456 (struct subscript): Change type of conflicting_iterations_in_a
27457 and conflicting_iterations_in_b.
27459 2007-01-26 Steve Ellcey <sje@cup.hp.com>
27462 * config/pa/pa.h (TARGET_HPUX_11): New.
27463 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
27464 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
27466 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
27467 Richard Guenther <rguenther@suse.de>
27469 * tree-ssa-structalias.c (solve_graph): Handle case
27470 we merged the variable to another.
27472 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27474 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
27477 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
27478 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
27480 2007-01-25 DJ Delorie <dj@redhat.com>
27482 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
27483 allow changes to modes which don't fit in those registers.
27485 * reload1.c (choose_reload_regs): Check for invalid subregs before
27486 computing their locations, not after.
27488 2007-01-25 Geoffrey Keating <geoffk@apple.com>
27491 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
27492 save Altivec registers in an eh_return function.
27493 (compute_vrsave_mask): Likewise.
27494 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
27495 for saving Altivec registers.
27496 (rs6000_emit_prologue): Don't allocate stack twice in
27497 eh_return function. Correct expected value of altivec_save_offset
27498 when using save_world. Describe save of R0 to stack when using
27499 save_world. Describe stack pointer adjustment when using
27500 save_world. Remove duplicated eh_return parameter register saving.
27501 Update sp_offset variable after save_world.
27502 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
27504 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
27505 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
27508 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27510 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
27512 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27515 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
27516 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
27518 2007-01-25 Richard Guenther <rguenther@suse.de>
27520 * doc/invoke.texi (-Wcoverage-mismatch): Document.
27521 * common.opt (-Wcoverage-mismatch): New warning option.
27522 * coverage.c (get_coverage_counts): Ignore coverage mismatch
27523 if -Wcoverage-mismatch is given.
27525 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
27527 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
27528 (ipcp_driver): Change to static definition.
27529 Add dumping of the ifunctions.
27530 (constant_val_insert): Remove unused parameter. Support for SSA.
27531 (ipcp_propagate_const): Support for SSA.
27532 (ipcp_profile_bb_print): Print only analyzed nodes.
27533 (ipcp_replace_map_create): Remove support for Fortran constant
27535 * ipa-prop.c (ipa_method_modify_stmt,
27536 ipa_callsite_compute_param): Support for SSA.
27537 * ipa-prop.h (ipcp_driver): Remove declaration.
27538 (IS_VALID_TREE_MAP_INDEX): Add define.
27540 2007-01-24 Geoffrey Keating <geoffk@apple.com>
27542 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
27544 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27546 PR middle-end/30447
27547 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
27548 constant argument to cabs and do it without checking for
27549 -funsafe-math-optimizations.
27551 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
27553 * c-common.h (RID_FIRST_CXX0X): New.
27554 (RID_LAST_CXX0X): New.
27555 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
27557 * c.opt (Wc++0x-compat): New.
27558 * doc/invoke.texi (-Wc++0x-compat): Document.
27560 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27562 * builtins.c (fold_builtin_carg): New.
27563 (fold_builtin_1): Use it.
27565 2007-01-24 Jan Hubicka <jh@suse.cz>
27567 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
27569 * ipa-inline.c (initial_insns, max_insns): Delete.
27570 (compute_max_insns): New function.
27571 (cgraph_decide_inlining_of_small_function): Use it; take minimal
27572 amount of insns as base for code growth.
27573 (cgraph_decide_inlining): Make initial_insns local; do not compute
27575 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
27576 * doc/invoke.texi (inline-unit-growth): Update docs.
27578 2007-01-24 Jakub Jelinek <jakub@redhat.com>
27580 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
27581 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
27582 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
27583 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
27584 for CPUs that have PTA_CX16 set.
27586 PR middle-end/27416
27587 * gimplify.c (omp_check_private): New function.
27588 (gimplify_scan_omp_clauses): Use it for
27589 firstprivate/lastprivate/reduction.
27591 PR middle-end/30494
27592 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
27593 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
27595 PR middle-end/30421
27596 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
27597 If lower_lastprivate_clauses emits some statements, append them
27598 to dlist rather than body_p and to body_p append an initializer.
27599 (lower_omp_for): Adjust caller.
27601 2007-01-24 Steve Ellcey <sje@cup.hp.com>
27603 * target.h (globalize_decl_name): New.
27604 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27605 * output.h (default_globalize_decl_name): New.
27606 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
27608 (globalize_decl): Ditto.
27609 (default_globalize_decl_name): New.
27610 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
27611 (ia64_handle_version_id_attribute): New.
27612 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27613 (ia64_asm_output_external): Use globalize_decl_name instead
27614 of globalize_label.
27615 * doc/extend.texi (version_id): New pragma.
27616 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
27618 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27620 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
27621 _uleb128_t and _Unwind_SWord with _sleb128_t.
27622 * unwind-dw2.c (extract_cie_info, execute_stack_op,
27623 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
27625 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
27626 * unwind-pe.h (read_uleb128, read_sleb128,
27627 read_encoded_value_with_base): Likewise.
27628 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
27630 2007-01-24 Richard Guenther <rguenther@suse.de>
27632 * builtins.c (expand_builtin_cexpi): Get the fndecl
27633 for cexp in the correct way.
27635 2007-01-24 Jan Hubicka <jh@suse.cz>
27637 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27640 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27642 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27643 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27644 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27645 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27646 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27647 __SIZEOF_PTRDIFF_T__.
27648 * doc/cpp.texi: Documentation for the new builtin macros added.
27650 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27652 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27653 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27654 instead of operands[2] to avoid access past the end of array.
27656 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27658 * reload1.c (emit_reload_insns): Pass the reload register
27659 for a non-spill output reload through forget_old_reloads_1.
27661 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27663 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27664 _SOFT_DOUBLE if doubles use software floating-point.
27665 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27666 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27667 * config/rs6000/darwin-ldouble.c: Also compile functions for
27668 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27669 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27670 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27671 commented-out long double override.
27672 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27673 * config/rs6000/eabispe.h: Likewise.
27674 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27675 long double for non-SPE.
27676 (rs6000_handle_option): Likewise.
27677 (invalid_e500_subreg): Disallow more subregs involding DImode,
27678 DFmode, TImode or TFmode.
27679 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27681 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27683 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27684 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27686 (rs6000_legitimate_address): Also check for TFmode for E500
27688 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27689 (spe_build_register_parallel): Handle TFmode and TCmode.
27690 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27692 (function_arg): Handle TFmode and TCmode for E500 double.
27693 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27695 (print_operand): Handle TFmode and TImode for %y.
27696 (rs6000_generate_compare): Handle TFmode comparisons for E500
27698 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27699 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27700 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27701 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27702 TFmode for E500 double.
27703 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27704 (floatsidf2): Enable for E500 double.
27705 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27706 (extenddftf2): Change to extenddftf2_fprs.
27707 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27708 depending on TARGET_E500_DOUBLE.
27709 (extendsftf2): Enable for E500 double.
27710 (trunctfdf2): Enable for E500 double.
27711 (trunctfsf2): Change to trunctfsf2_fprs.
27712 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27713 depending on TARGET_E500_DOUBLE.
27714 (floatsitf2): Enable for E500 double.
27715 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27716 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27717 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27718 (negtf2): Change to negtf2_internal.
27719 (negtf2): New expander.
27720 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27721 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27722 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27723 (movdi_internal32): Use rs6000_nonimmediate_operand.
27724 (unnamed splitter): Likewise.
27725 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27726 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27727 (SPE64TF, DITI): New mode macros.
27728 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27731 (frob_<mode>_di_2): New.
27732 (frob_tf_di_8_2): New.
27733 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27735 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27737 (frob_ti_<mode>_8_2): New.
27738 (frob_ti_tf_2): New.
27739 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27740 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27742 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27743 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27744 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27745 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27746 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27747 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27750 2007-01-23 Ian Lance Taylor <iant@google.com>
27752 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27754 (OBJS-archive): Reformat, alphabetize.
27755 (OBJS): Change out_object_file to OBJS-md.
27757 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27759 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27760 JUMP_P and CALL_P predicates where applicable.
27761 * config/i386/i386.c: Ditto.
27762 * config/i386/i386.md: Ditto.
27763 * config/i386/mmx.md: Ditto.
27764 * config/i386/predicates.md: Ditto.
27766 2007-01-22 Andreas Schwab <schwab@suse.de>
27768 * config/m68k/m68k.h: Fix comment.
27770 2007-01-22 Jan Hubicka <jh@suse.cz>
27772 * passes.c (init_optimization_passes): Do not rerun
27773 pass_early_warn_uninitialized.
27775 2007-01-22 Richard Guenther <rguenther@suse.de>
27777 PR tree-optimization/30038
27778 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27780 (execute_cse_sincos_1): Likewise.
27781 (execute_cse_sincos): Likewise.
27782 (gate_cse_sincos): Likewise.
27783 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27784 the cexpi() canonicalization of sincos().
27785 * tree-pass.h (pass_cse_sincos): Declare.
27786 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27788 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27790 PR rtl-optimization/29329
27791 * combine.c (replaced_rhs_insn): Rename to i2mod.
27792 (replaced_rhs_value): Rename to i2mod_new_rhs.
27793 (i2mod_old_rhs): New global variable.
27794 (combine_instructions): Adjust for above change. Save a copy of
27795 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27796 note are substituted in the second instruction.
27797 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27798 ditch the note if it pertains to the second eliminated register
27799 and this register is mentioned in i2mod_old_rhs.
27802 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27804 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27805 the insn to which the note was originally attached.
27807 2007-01-21 Jan Hubicka <jh@suse.cz>
27809 * ipa-inline.c (inlining_mode): Comment, move up.
27810 (cgraph_decide_inlining_incrementally): Do not perform inlining
27811 itself; fix handling of flattening of self recursive functions.
27812 (cgraph_find_cycles): Remove.
27813 (cgraph_flatten_node): Remove.
27814 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27815 (try_inline): New function.
27816 (cgraph_early_inlining): Update call of
27817 cgraph_decide_inlining_incrementally. Apply inlining here.
27818 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27820 2007-01-21 Dirk Mueller <dmueller@suse.de>
27823 * tree-vrp.c (check_array_bounds): do not warn
27824 about ADDR_EXPR's of ARRAY_REF's which are immediately
27825 used in binary expressions.
27827 2007-01-21 Ira Rosen <irar@il.ibm.com>
27829 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27830 read_write_dep and macros for its access.
27831 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27832 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27833 argument, call vect_check_interleaving for every independent pair of
27834 data-refs. Mark loads that access the same memory location as a store
27836 (vect_check_dependences): Remove.
27837 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27838 call, fix the call to vect_analyze_data_ref_dependence.
27839 (vect_analyze_data_ref_access): For statements that access the same
27840 data-ref, check that they are not stores; for loads, check that there
27841 is no store that access the same location.
27843 2007-01-20 Roger Sayle <roger@eyesopen.com>
27844 Joseph Myers <joseph@codesourcery.com>
27846 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27847 (-fdump-rtl-stack): Likewise.
27848 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27849 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27850 (-mpt-fixed): Use @minus{} for minus sign.
27851 (Using Precompiled Headers): Fix under/overfull hbox.
27853 2007-01-20 Jan Hubicka <jh@suse.cz>
27855 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27856 place within annotation.
27858 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27860 * pa.c (output_move_double): Change array size of xoperands to 4.
27862 2007-01-20 Jan Hubicka <jh@suse.cz>
27864 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27867 2007-01-19 Ian Lance Taylor <iant@google.com>
27869 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27870 constant to unsigned HOST_WIDE_INT before negating.
27872 2007-01-19 Ian Lance Taylor <iant@google.com>
27874 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27876 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27877 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27878 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27879 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27880 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27881 (realloc_vdef, realloc_vuse): Change second parameter to
27883 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27884 fields to unsigned.
27885 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27886 unsigned. Change x and lim locals to unsigned.
27887 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27889 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27890 (copy_virtual_operands): Change i and n locals to unsigned.
27892 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27894 PR middle-end/29335
27895 * builtins.c (fold_builtin_1): Handle builtin fdim.
27897 2007-01-20 Jan Hubicka <jh@suse.cz>
27899 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27900 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27901 init_alias_heapvars.
27902 (init_alias_heapvars): Initialize only when not already initialized.
27903 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27905 2007-01-19 Roger Sayle <roger@eyesopen.com>
27907 * common.opt (fsigned-zeros): New command line option.
27908 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27909 of flag_unsafe_math_optimizations.
27910 * opts.c (set_fast_math_flags): The -ffast-math command line option
27911 implies -fno-signed-zeros.
27912 (fast_math_flags_set_p): Likewise.
27914 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27915 the documentation of -ffast-math appropriately. Wrap long lines.
27917 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27919 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27920 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27922 2007-01-19 Tomas Bily <tbily@suse.cz>
27924 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27926 (tree_init_ic_make_global_vars): New function
27927 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27928 (tree_gen_ic_profiler): New function
27929 (tree_gen_ic_func_profiler): New function
27930 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27931 (tree_profile_hooks): Added hook for indirec/virtual calls
27932 * value-prof.c (tree_find_values_to_profile): New case for
27934 (tree_values_to_profile): Call for determining indirect/virtual
27936 (tree_indirect_call_to_profile): New function
27937 (tree_ic_transform): New function
27938 (tree_ic): New function
27939 (find_func_by_pid): New function
27940 (init_pid_map): New function
27941 (tree_value_profile_transformations): Added check for
27942 indirect/virtual call transformation
27943 * value-prof.h (enum hist_type): New counter type for
27944 indirect/virtual calls
27945 (profile_hooks): Added new hook for profiling indirect/virtual
27947 * profile.c (instrument_values): New case for indirect/virtual
27949 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27950 (GCOV_COUNTER_V_INDIR): New counter type
27951 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27952 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27954 * cgraph.c: Definition of cgraph_max_pid
27955 (cgraph_create_node): Default init of pid attribute
27956 * cgraph.h: Declaration of cgraph_max_pid
27957 (struct cgraph_node): Added pid attribute
27958 * libgcov.c (__gcov_indirect_call_profiler): New function
27959 (__gcov_one_value_profiler_body): New function
27960 (__gcov_one_value_profiler): Body was moved to
27961 __gcov_one_value_profiler_body and calls it
27963 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27965 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27966 * gengtype.c (write_types_data, write_func_for_structure,
27967 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27968 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27969 (walk_type, write_func_for_structure): Generate the mark_hook if
27972 2007-01-19 Jan Hubicka <jh@suse.cz>
27974 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27975 'early' argument take inlining mode argument specifying whether to
27976 inline for size/speeed or all functions; add support for flattening;
27978 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27980 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27983 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27984 the name of the declared identifier.
27986 2007-01-19 Dirk Mueller <dmueller@suse.de>
27988 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27989 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27990 duplicate evaluation.
27992 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27994 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27995 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27996 to XFMode, use acosxf2 and truncate result to requested mode.
27997 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27998 (asin<mode>2): Similarly, with asin expanders.
27999 (*fscalexf4_i387): Rename from *fscalexf4.
28000 (expNcorexf3): New expander.
28001 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28002 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28003 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28004 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28005 patterns for SSE math.
28006 (exp10<mode>2): Similarly, with exp10 expanders.
28007 (exp2<mode>2): Similarly, with exp2 expanders.
28008 (expm1<mode>2): Similarly, with expm1 expanders.
28009 (ldexp<mode>3): Similarly, with ldexp expanders.
28010 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28011 Use gen_truncxf<mode>2_i387_noop to truncate result.
28013 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28015 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28016 for ColdFire targets.
28018 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28019 Richard Sandiford <richard@codesourcery.com>
28021 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28022 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28023 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28024 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28025 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28026 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28028 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28030 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28031 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28032 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28033 (*adddi_dilshr32_cf): New pattern.
28034 (adddi3, subdi3): Remove first alternatives.
28036 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28038 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28039 implemented using move.l, do not use its cc result for floating-point
28042 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28044 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28045 from accepting 's' constraints if flag_pic.
28047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28049 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28050 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28051 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28052 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28054 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28056 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28057 ColdFire alternatives.
28058 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28059 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28060 architectures that support ff1 instruction.
28062 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28063 Julian Brown <julian@codesourcery.com>
28065 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28066 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28067 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28070 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28072 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28074 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28075 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28076 HOST_WIDE_INT instead of an rtx.
28077 (m68k_rtx_costs): Update call accordingly.
28078 (output_move_const_into_data_reg): Likewise. Fix formatting.
28079 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28081 (output_move_simode_const): Update calls after above changes.
28082 Rework to use automatic variables and predicates like MEM_P.
28083 * config/m68k/m68k.md (pushexthisi_const): Update call to
28086 2007-01-19 Dirk Mueller <dmueller@suse.de>
28088 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28089 in dump_flags test.
28091 2007-01-19 Richard Guenther <rguenther@suse.de>
28093 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28094 via cexp in case sincos is not available.
28096 2007-01-19 Richard Guenther <rguenther@suse.de>
28098 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28099 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28100 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28101 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28102 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28103 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28104 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28105 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28107 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28109 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28111 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28112 (atan2xf3): Directly generate RTL pattern.
28113 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28114 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28115 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28116 disable patterns for SSE math.
28117 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28118 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28119 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28120 disable patterns for SSE math.
28122 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28124 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28126 2007-01-18 Roger Sayle <roger@eyesopen.com>
28128 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28129 VIEW_CONVERT_EXPR to the same type as it's operand.
28131 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28133 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28134 configured for long double 128.
28136 2007-01-18 Mike Stump <mrs@apple.com>
28138 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28141 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28143 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28146 2007-01-18 Jan Hubicka <jh@suse.cz>
28148 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28149 greater than NUM_VOP_FREE_BUCKETS.
28151 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28153 * tree-ssa-structalias.c: Update comments.
28154 (ptabitmap_obstack): Removed.
28155 (pta_obstack): New.
28156 (oldpta_obstack): Ditto.
28157 (stats): Add a few members.
28158 (struct variable_info): Remove node, complex, address_taken, and
28159 indirect_target members. Add oldsolution member.
28160 (new_var_info): Do not initialize removed members.
28161 (constraint_expr_type): Remove INCLUDES.
28162 (constraint_graph): Add size, implicit_preds, rep,
28163 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28164 (FIRST_REF_NODE): New macro.
28165 (LAST_REF_NODE): Ditto.
28166 (FIRST_ADDR_NODE): Ditto.
28167 (find): New function.
28169 (dump_constraint): Do not handle INCLUDES.
28170 (insert_into_complex): Do not insert duplicate constraints.
28171 (condense_varmap_nodes): Renamed and rewritten into ...
28172 (merge_node_constraints): This. Also fix bug in handling of
28173 offseted copy constraints.
28174 (clear_edges_for_node): No longer need to deal with preds at all,
28175 or removing associated preds/succs.
28176 (merge_graph_nodes): Deal with indirect_cycles.
28177 Don't deal with predecessors.
28178 (add_implicit_graph_edge): New function.
28179 (add_pred_graph_edge): Ditto.
28180 (add_graph_edge): Don't deal with predecessors.
28181 (build_constraint_graph): Removed.
28182 (build_pred_graph): New function.
28183 (build_succ_graph): Ditto.
28184 (struct scc_info): Removed in_component. Added roots, dfs, and
28185 node_mapping. Remove visited_index, unification_queue.
28186 (scc_visit): Deal with union-find we do now.
28187 Deal with cycles with REF nodes.
28188 (collapse_nodes): Renamed and rewritten to ...
28189 (unify_nodes): This.
28190 (process_unification_queue): Removed.
28191 (topo_visit): Cleanup
28192 (do_da_constraint): Use find.
28193 (do_sd_constraint): Ditto.
28194 (do_ds_constraint): Ditto.
28195 (do_complex_constraint): Ditto.
28196 (init_scc_info): Update for removed and added members.
28197 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28198 (find_indirect_cycles): This.
28199 (equivalence_class): New variable.
28200 (label_visit): New function.
28201 (perform_variable_substitution): Rewritten.
28202 (free_var_substitution_info): New function.
28203 (find_equivalent_node): Ditto.
28204 (move_complex_constraints): Ditto.
28205 (eliminate_indirect_cycles): Ditto.
28206 (solve_graph): Only propagate changed bits.
28207 Use indirect cycle elimination.
28209 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28210 (tree_id_eq): Renamed to ...
28211 (tree_vi_eq): This. Update for member change
28212 (insert_id_for_tree): Renamed and rewritten to ...
28213 (insert_vi_for_tree): This.
28214 (lookup_id_for_tree): Renamed and rewritten to ...
28215 (lookup_vi_for_tree): This.
28216 (get_id_for_tree): Renamed and rewritten to ...
28217 (get_vi_for_tree): Ditto.
28218 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28219 (process_constraint): Don't handle INCLUDES.
28220 Remove special ADDRESSOF case.
28221 (find_func_aliases): Rewrite to use vi functions instead of id
28223 (create_function_info_for): Ditto.
28224 (create_variable_info_for): Ditto.
28225 (intra_create_variable_infos): Ditto.
28226 (merge_smts_into): Ditto.
28227 (find_what_p_points_to): Ditto.
28228 (init_base_vars): Ditto.
28229 (init_alias_vars): Ditto.
28230 (remove_preds_and_fake_succs): New function.
28231 (dump_sa_points_to_info): Dump new stats.
28232 (dump_solution_for_var): Use find.
28233 (set_used_smts): Fix formatting.
28234 (compute_points_to_sets): Updated for new functions.
28235 (ipa_pta_execute): Ditto.
28237 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28238 Richard Sandiford <richard@codesourcery.com>
28240 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28242 * calls.c (expand_call): If the return value is a PARALLEL,
28243 extract its first member.
28244 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28245 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28246 use FUNCTION_EXTRA_EPILOGUE.
28247 (m68k_function_value): Return a PARALLEL if the return value
28248 is of a pointer type.
28249 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28250 (FUNCTION_EXTRA_EPILOGUE): Remove.
28251 * config/m68k/m68k.md (D0_REG): New constant.
28253 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28255 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28256 output a NOP for empty epilogues.
28258 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28260 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28261 before function. Extend register save check to include all
28262 registers, not just integer ones.
28264 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28266 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28267 (m68k_use_return_insn): ...this.
28268 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28269 * config/m68k/m68k.c (use_return_insn): Rename to...
28270 (m68k_use_return_insn): ...this.
28271 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28272 of USE_RETURN_INSN.
28274 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28276 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28277 nearest even, fix denormal rounding overflow.
28279 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28281 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28282 f%$smove and f%$move.
28283 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28284 (extendsfdf2_cf): Use fdmove instead of f%&move.
28285 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28286 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28288 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28290 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28295 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28296 (coldfire_single_format): Declare.
28297 (coldfire_double_format): Likewise.
28298 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
28299 of qnan_msb_set to determine the lower bits of a canonical
28301 (encode_ieee_double): Likewise.
28302 (encode_ieee_quad): Likewise.
28303 (ieee_single_format): Initialize canonical_nan_lsbs_set.
28304 (mips_single_format): Likewise.
28305 (ieee_double_format): Likewise.
28306 (mips_double_format): Likewise.
28307 (ieee_extended_motorola_format): Likewise.
28308 (ieee_extended_intel_96_format): Likewise.
28309 (ieee_extended_intel_128_format): Likewise.
28310 (ieee_extended_intel_96_round_53_format): Likewise.
28311 (ibm_extended_format): Likewise.
28312 (mips_extended_format): Likewise.
28313 (ieee_quad_format): Likewise.
28314 (mips_quad_format): Likewise.
28315 (vax_f_format): Likewise.
28316 (vax_d_format): Likewise.
28317 (vax_g_format): Likewise.
28318 (i370_single_format): Likewise.
28319 (i370_double_format): Likewise.
28320 (decimal_single_format): Likewise.
28321 (decimal_double_format): Likewise.
28322 (decimal_quad_format): Likewise.
28323 (c4x_single_format): Likewise.
28324 (c4x_extended_format): Likewise.
28325 (real_internal_format): Likewise.
28326 (coldfire_single_format): New real_format.
28327 (coldfire_double_format): Likewise.
28328 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
28329 canonical_nan_lsbs_set.
28330 (pdp11_d_format): Likewise.
28331 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
28332 if TARGET_COLDFIRE_CPU.
28334 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28336 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
28337 (output_call, m68k_legitimize_call_address): Declare.
28338 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
28339 parenthesees. Add support for a 'W' constraint.
28340 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
28341 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
28342 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
28343 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
28345 (override_options): Initialize them. Do not set flag_no_function_cse
28346 for TARGET_ID_SHARED_LIBRARY.
28347 (m68k_output_pic_call): Delete.
28348 (m68k_legitimize_call_address): New function.
28349 (print_operand): Remove the %o prefix. Handle the %p prefix.
28350 (output_call): New function.
28351 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
28352 target address from the GOT if symbolic jumps are not allowed.
28353 * config/m68k/m68k.md (call, general_operand): Do not set
28354 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
28355 Merge separate flag_pic and !flag_pic define_insns into...
28356 (*call, *call_value): ...these new patterns. Match the address
28357 rather than the containing MEM and require it to be a call_operand.
28358 Use output_call to generate the asm template.
28359 * config/m68k/predicates.md (const_call_operand): New predicate.
28360 (call_operand): Likewise.
28362 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28364 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
28365 (STACK_GROWS_DOWNWARD): Define to 1.
28366 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
28367 comments, emphasizing that these values are only defaults.
28368 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
28369 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
28371 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28373 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
28375 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28376 Richard Sandiford <richard@codesourcery.com>
28378 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
28379 (FP_REGNO_P): New macros.
28380 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
28381 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
28382 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
28383 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
28385 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28387 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28388 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
28390 * config/m68k/t-floatlib: New file, extracting common code from...
28391 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
28392 * config/m68k/t-uclinux: Here.
28393 * config/m68k/fpgnulib.c: Do not compile extendeed precision
28394 routines on ColdFire targets.
28396 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28398 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28399 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
28400 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
28401 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
28402 explicitly set MOTOROLA to 1.
28403 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
28405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28406 Nathan Sidwell <nathan@codesourcery.com>
28408 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
28409 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
28410 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
28411 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
28412 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
28413 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
28414 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
28415 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
28416 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
28417 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28418 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
28419 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
28420 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
28421 (DBX_REGISTER_NUMBER): Delete.
28422 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
28423 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28424 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
28426 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28428 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
28429 * config/flat.h: New file.
28430 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
28431 OBJECT_FORMAT_FLAT.
28432 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
28433 indirect references for -msep-data or -mid-shared-library.
28434 Do not use PC-relative code addresses either.
28435 * config/m68k/m68k.c (override_options): Restrict -fPIC error
28437 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
28438 for shared libraries and crt1.o for executables. Use crti.o and
28440 (ENDFILE_SPEC): Use crtend.o and crtn.o.
28441 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
28442 Do not add -elf2flt or -shared-lib-id options here.
28443 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
28444 Pass -shared-lib-id if -mid-shared-library, taking the library
28445 identifier from -mshared-library-id if given, otherwise
28447 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
28448 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
28449 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
28450 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
28451 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
28452 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
28454 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
28455 jump sequence for ISA A and ISA A+.
28456 (PICJUMP): Likewise.
28458 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28460 * config.gcc (m68k-*-uclinux*): Base the port on the common
28461 and m68k GNU/Linux files rather than on the generic ELF ones.
28462 * config/m68k/uclinux.h (TARGET_VERSION): Override.
28463 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
28465 2007-01-18 Julian Brown <julian@codesourcery.com>
28466 Richard Sandiford <richard@codesourcery.com>
28468 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
28469 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28470 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
28472 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
28473 80 unconditionally.
28474 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28478 * doc/install.texi: Document m68k-uclinuxoldabi.
28479 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
28480 * config/m68k/uclinux-oldabi.h: New file, copied from
28481 config/m68k/uclinux.h.
28483 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
28485 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
28486 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
28487 (m32r_compute_frame_size): Use unsigned for regno.
28488 (m32r_reload_lr): Use gen_frame_mem.
28490 (m32r_output_function_epilogue): Don't output the function epilogue
28492 (m32r_expand_epilogue): New.
28493 (direct_return): Return false if the function has the interrupt
28495 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
28496 * config/m32r/m32r.md (epilogue): New expander.
28497 (return_lr, return_rte): New insns.
28498 (return): Make it expander.
28499 (return_normal): New expander.
28501 2007-01-18 Josh Conner <jconner@apple.com>
28504 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
28505 support for UNLE, UNLT, UNGE, and UNGT.
28507 2007-01-18 Jan Hubicka <jh@suse.cz>
28509 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
28510 * tree-tailcall (add_virtual_phis): Likewise.
28511 (optimize_tail_call): Return TODOs.
28512 (execute_tail_calls): Return TODOs.
28513 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
28514 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
28516 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28517 Cleanup cfg using TODO.
28518 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
28519 * passes.c (execute_function_todo): When cleanup did something, remove
28521 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
28522 (make_edges): Don't cleanup_cfg.
28524 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
28526 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
28527 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
28528 operate on the top of stack.
28529 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
28530 register handling of instructions that output to the second
28532 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
28533 (move_for_stack_reg): Special-case check for dead destination
28534 stack slot for constant load of 1.0 inside UNSPEC_TAN.
28536 * config/i386/i386.md (UNSPEC_TAN): New constant.
28537 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
28538 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
28539 to correctly model move of constant 1.0 to top stack slot.
28540 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
28541 (unnamed peephole2 pattern): Remove corresponding peephole2
28542 pattern that optimizes tan insn and loading of constant 1.0.
28543 (tanxf2): Use fptanxf4_i387.
28544 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
28545 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
28546 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28547 disable patterns for SSE math.
28548 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
28549 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
28551 2007-01-18 Dirk Mueller <dmueller@suse.de>
28552 Richard Guenther <rguenther@suse.de>
28555 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
28556 * common.opt (Warray-bounds): Add new warning option.
28557 * c-opts.c (c_common_handle_option): Define -Warray-bounds
28559 * Makefile.in: make tree-vrp.o depend on toplev.h
28560 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
28562 (check_array_refs, check_array_bounds, check_array_ref): New.
28564 2007-01-18 Jan Hubicka <jh@suse.cz>
28566 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
28567 (execute_ssa_ccp): Return flags conditionally.
28568 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
28570 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
28572 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
28574 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
28575 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
28577 * Makefile.c (GTFILES): Add cfglayout.h.
28578 * gengtype.c (open_base_files): Likewise.
28579 * cfglayout.c (cfg_layout_function_footer,
28580 cfg_layout_function_header) Reindent to make gengtype happy.
28581 * cfglayout.h (cfg_layout_function_footer,
28582 cfg_layout_function_header): Add GTY(()) marker.
28584 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
28586 2007-01-18 Ben Elliston <bje@au.ibm.com>
28588 * genautomata.c (write_automata): Include xstrerror output in the
28589 error message if writing the DFA description file fails.
28591 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
28593 * config/mips/mips-protos.h (mips_output_external): Make it
28595 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
28596 * config/mips/mips.c (irix_output_external_libcall): Likewise.
28597 (extern_list): Likewise.
28598 (extern_head): Likewise.
28599 (TARGET_ASM_FILE_END): Likewise.
28600 (mips_file_end): Likewise.
28601 (mips_output_external): Rewritten.
28603 2007-01-18 Ben Elliston <bje@au.ibm.com>
28605 * genpreds.c (write_insn_preds_c): Only write out the function
28606 body for regclass_for_constraint if we have register constraints.
28608 2007-01-17 Tom Tromey <tromey@redhat.com>
28610 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
28611 * doc/install.texi (Testing): Use sourceware.org.
28612 (Binaries): Likewise.
28613 (Specific): Likewise.
28614 * doc/contrib.texi (Contributors): Use sourceware.org.
28616 2007-01-17 Anatoly Sokolov <aesok@post.ru>
28618 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
28619 (AVR_ENHANCED): Rename to ...
28620 (AVR_HAVE_MUL): ... new.
28621 (avr_enhanced_p): Rename to ...
28622 (avr_have_mul_p): ... new.
28623 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
28624 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
28625 * config/avr/avr.c (avr_enhanced_p): Rename to ...
28626 (avr_have_mul_p): ... new.
28627 (base_arch_s): Rename 'enhanced' to 'have_mul'.
28628 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
28629 'avr_enhanced_p' and 'enhanced'.
28630 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28631 AVR_HAVE_MUL instead of AVR_ENHANCED.
28632 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28633 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28634 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28635 instead of AVR_ENHANCED.
28636 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28637 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28638 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28640 2007-01-17 Ian Lance Taylor <iant@google.com>
28642 * vec.h (VEC_reserve_exact): Define.
28643 (vec_gc_p_reserve_exact): Declare.
28644 (vec_gc_o_reserve_exact): Declare.
28645 (vec_heap_p_reserve_exact): Declare.
28646 (vec_heap_o_reserve_exact): Declare.
28647 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28649 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28650 negative parameter.
28651 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28652 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28653 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28654 * vec.c (calculate_allocation): Add exact parameter. Change all
28656 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28657 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28658 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28659 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28660 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28661 (vec_heap_p_reserve_exact): New function.
28662 (vec_heap_o_reserve_exact): New function.
28664 2007-01-17 Jan Hubicka <jh@suse.cz>
28666 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28668 2007-01-17 Eric Christopher <echristo@apple.com>
28670 * config.gcc: Support core2 processor.
28672 2007-01-16 Jan Hubicka <jh@suse.cz>
28674 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28675 the names, just unlink the chain so we don't crash on dangling
28679 2007-01-16 Jan Hubicka <jh@suse.cz>
28681 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28682 * tree-pass.h: Reorder to make IPA passes appear toegher.
28683 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28685 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28686 parameters, do not call early inliner.
28687 * ipa-inline.c: Update comments. Include tree-flow.h
28688 (cgraph_decide_inlining): Do not compute inlining parameters.
28689 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28690 be called with function context set up.
28691 (pass_ipa_inline): Remove unreachable functions before pass.
28692 (cgraph_early_inlining): Simplify assuming to be called from the
28694 (pass_early_inline): New pass.
28695 (cgraph_gate_ipa_early_inlining): New gate.
28696 (pass_ipa_early_inline): Turn into simple wrapper.
28697 (compute_inline_parameters): New function.
28698 (gate_inline_passes): New gate.
28699 (pass_inline_parameters): New pass.
28700 (apply_inline): Move here from tree-optimize.c
28701 (pass_apply_inline): New pass.
28702 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28704 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28705 doing them by hand.
28706 (tree_function_versioning): Do not allocate dummy struct function.
28707 * tree-inline.h (optimize_inline_calls): Update prototype.
28708 * tree-optimize.c (execute_fixup_cfg): Export.
28709 (pass_fixup_cfg): Remove
28710 (tree_rest_of_compilation): Do not apply inlines.
28711 * tree-flow.h (execute_fixup_cfg): Declare.
28712 * Makefile.in (gt-passes.c): New.
28713 * passes.c: Include gt-passes.h
28714 (init_optimization_passes): New passes.
28715 (nnodes, order): New static vars.
28716 (do_per_function_toporder): New function.
28717 (execute_one_pass): Dump current pass here.
28718 (execute_ipa_pass_list): Don't dump current pass here.
28720 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28722 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28723 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28725 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28727 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28728 (strong_alias): Define.
28729 (__gcc_qmul): Provide non-FMA for soft-float.
28730 (__gcc_qdiv): Same.
28735 (__gcc_qunord): New.
28745 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28746 soft-float functions.
28747 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28748 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28749 about long double soft float.
28751 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28752 Tehila Meyzels <tehila@il.ibm.com>
28754 * tree-vectorizer.h (is_pattern_stmt_p): New.
28755 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28756 formatting (tabs instead of spaces). Cleanup and clarify setting
28757 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28758 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28759 (vectorizable_type_demotion): Check that types are integral.
28760 (vectorizable_type_promotion): Likewise.
28761 (vectorizable_store): Fix typo. Eliminate new-line at end of
28764 2007-01-16 Jan Hubicka <jh@suse.cz>
28766 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28769 2007-01-15 Eric Christopher <echristo@apple.com>
28771 * ifcvt.c: Include vec.h, vecprim.h.
28772 (check_cond_move_block): New argument regs.
28773 Reorganize. Add registers used to regs.
28774 (cond_move_process_if_block): Use regs set above as
28777 2007-01-15 Eric Christopher <echristo@apple.com>
28779 * config/darwin.h: Update copyright.
28780 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28781 (LINK_COMMAND_SPEC): Add -u.
28782 (LINK_SPEC): Fix umbrella for above.
28784 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28786 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28789 2007-01-15 Tom Tromey <tromey@redhat.com>
28791 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28792 * doc/install.texi (Testing): Don't mention jacks.
28793 (Configuration): Document --enable-java-maintainer-mode. Move
28794 --with-java-home to libgcj-specific section. Document
28796 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28798 2007-01-15 Jan Hubicka <jh@suse.cz>
28800 * tree-ssa-dce.c (DCE_TODOs): New.
28801 (propagate_necessity): Return if something changed.
28802 (eliminate_unnecessary_stmts): Likewise.
28803 (perform_tree_ssa_dce): Return TODO flags when needed.
28804 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28806 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28808 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28809 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28810 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28811 patterns using X87MODEF12 mode macro. Extend operand 1
28812 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28813 (log10<mode>2): Ditto.
28814 (log2<mode>2): Ditto.
28815 (log1p<mode>2): Ditto.
28816 (logb<mode>2): Ditto.
28817 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28818 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28819 (*fxtractxf3_i387): Rename from *fxtractxf3.
28820 (fxtract_extend<mode>xf3_i387): New insn pattern.
28821 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28822 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28823 and gen_fyl2xxf3_i387().
28825 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28827 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28828 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28829 get_loop_exit_edges. Changed return type to bool.
28830 * cfgloop.h (fix_loop_placement): Declaration removed.
28832 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28834 * param.h (MIN_VECT_LOOP_BOUND): New.
28835 * params.def (MIN_VECT_LOOP_BOUND): New.
28836 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28837 argument - minimum threshold for number of iterations.
28838 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28839 argument to declaration.
28840 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28841 MIN_VECT_LOOP_BOUND.
28842 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28843 slpeel_tree_peel_loop_to_edge with additional argument.
28844 (vect_do_peeling_for_alignment): Likewise.
28845 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28847 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28850 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28851 operands of size 1.
28853 2007-01-14 Jan Hubicka <jh@suse.cz>
28855 * tree-dfa.c (remove_referenced_var): New function.
28856 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28857 prune referenced vars list too.
28858 * tree-flow.h (remove_referenced_var): Declare.
28860 2007-01-14 Jan Hubicka <jh@suse.cz>
28862 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28864 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28865 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28866 * except.h (verify_eh_throw_table_statements): Kill prototype.
28867 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28868 into call exrepssions.
28869 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28871 * tree-cfg.c: Include pointer-set.h.
28872 (verify_node_sharing): Work on pointer set.
28873 (verify_eh_throw_stmt_node): New.
28874 (verify_stmts): Use pointers sets, verify throw_stmt.
28876 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28878 * ipa-reference.c (analyze_function): Consider also addresses taken
28881 2007-01-12 Roger Sayle <roger@eyesopen.com>
28883 * c-typeck.c (null_pointer_constant_p): Replace use of
28884 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28885 (build_c_cast): Likewise.
28887 2007-01-12 Roger Sayle <roger@eyesopen.com>
28889 * tree.h (force_fit_type_double): Remove unused final argument.
28890 * c-common.c (constant_expression_warning): Replace use of
28891 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28892 (convert_and_check): Likewise.
28893 (shorten_compare): Update call to force_fit_type_double.
28894 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28895 * convert.c (convert_to_pointer): Update call to
28896 force_fit_type_double.
28897 * fold-const.c (force_fit_type_double): Remove overflowed_const
28899 (int_const_binop, fold_convert_const_int_from_int,
28900 fold_convert_const_int_from_real, fold_div_compare,
28901 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28902 fold_abs_const, fold_not_const): Remove the final argument from
28903 calls to force_fit_type_double.
28905 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28907 * configure.ac: Set insn to "nop" for spu-*-* also.
28908 * configure: Regenerate.
28910 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28912 * builtins.def : Add BUILT_IN_FREE.
28914 2007-01-12 Jan Hubicka <jh@suse.cz>
28916 PR tree-optimization/30443
28917 * tree-inline.c (tree_function_versioning): Do not optimize when
28918 cloning for inlining.
28920 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28922 * doc/loop.texi: Document recording of loop exits.
28923 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28924 (update_single_exits_after_duplication,
28925 update_single_exit_for_duplicated_loop,
28926 update_single_exit_for_duplicated_loops): Removed.
28927 (duplicate_loop_to_header_edge): Do not call
28928 update_single_exits_after_duplication and
28929 update_single_exit_for_duplicated_loops.
28930 (loop_version): Do not update single_exit information.
28931 (fix_loop_structure): Use record_loop_exits instead of
28932 mark_single_exit_loops.
28933 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28934 the lists of loop exits.
28935 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28936 split_edge, merge_blocks): Update the lists of loop exits.
28937 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28938 loop_optimizer_init.
28939 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28940 of mark_single_exit_loops.
28941 (loop_optimizer_finalize): Call release_recorded_exits.
28942 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28943 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28944 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28945 update single exit information.
28946 * lambda-code.c (perfect_nestify): Ditto.
28947 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28948 (mark_single_exit_loops): Removed.
28949 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28950 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28951 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28953 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28954 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28955 (verify_loop_structure): Verify consistency of the exit lists.
28956 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28957 (set_single_exit): Removed.
28958 * cfgloop.h (struct loop_exit): New function.
28959 (struct loop): single_exit_ field replaced by exits field.
28960 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28961 LOOPS_HAVE_RECORDED_EXITS.
28962 (struct loops): Added exits hash.
28963 (mark_single_exit_loops, set_single_exit): Declaration removed.
28964 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28966 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28968 * doc/invoke.texi: Avoid use of @headitem.
28970 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28972 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28974 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28976 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28979 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28980 Richard Sandiford <richard@codesourcery.com>
28982 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28983 * config/m68k/m68k.opt: Resort options.
28984 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28986 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28987 Richard Sandiford <richard@codesourcery.com>
28989 * doc/invoke.texi: Document the macros that are defined by
28990 m68k's -mtune and -mhard-float options.
28991 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28992 (m68k_cpp_cpu_family): Likewise.
28993 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28994 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28995 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28996 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28997 (m68k_cpp_cpu_family): Likewise.
28999 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29001 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29002 macros besides mc68000 as tuning macros. Use a switch statement
29003 to set them and mcpu32.
29005 2007-01-12 Julian Brown <julian@codesourcery.com>
29007 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29008 (TARGET_68040_ONLY): Rename to...
29009 (TARGET_68040): ...this.
29010 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29011 * config/m68k/m68k.md: Likewise.
29013 2007-01-12 Julian Brown <julian@codesourcery.com>
29014 Nathan Sidwell <nathan@codesourcery.com>
29015 Richard Sandiford <richard@codesourcery.com>
29017 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29018 the -mcpu= argument associated with the --with-cpu setting.
29019 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29020 if different from the one implied by the -mcpu setting.
29021 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29022 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29023 * doc/invoke.texi: Mention ColdFire in the introduction to the
29024 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29025 -mno-div and -mhard-float options. Make -m68881 a synonym for
29026 -mhard-float. Document the previously-undocumented -m5206e,
29027 -m528x, -m5307 and -m5407 options. Tweak the existing option
29028 documentation for consistency.
29029 * doc/install.texi: Mention new --with-cpu arguments.
29030 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29031 default CPU if neither -mcpu nor -march are specified.
29032 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29033 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29034 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29035 using m68k_tune to decide between families that implement the
29036 same ISA. Use m68k_tune to set __mcfv4e__.
29037 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29038 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29039 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29040 (FL_ISA_C, FL_ISA_MMU): New macros.
29041 (MASK_COLDFIRE): Delete.
29042 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29043 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29044 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29045 (TARGET_HARD_FLOAT): Do not define here.
29046 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29047 (TUNE_68000): New macro.
29048 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29049 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29050 (TUNE_CFV2): Redefine in terms of m68k_tune.
29051 (uarch_type, target_device, fpu_type): New enums.
29052 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29053 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29054 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29055 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29056 (FL_FOR_isa_c): New macros.
29057 (m68k_isa): New enum.
29058 (m68k_target_selection): New structure.
29059 (all_devices, all_isas, all_microarchs): New tables.
29060 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29061 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29062 (MASK_ALL_CPU_BITS): Delete.
29063 (m68k_find_selection): New function.
29064 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29065 Map the legacy target options to a combination of the new ones.
29066 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29067 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29068 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29070 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29071 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29073 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29074 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29075 * config/m68k/m68k-devices.def: New file.
29077 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29078 Nathan Sidwell <nathan@codesourcery.com>
29080 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29081 (SUBTARGET_EXTRA_SPECS): New macros.
29082 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29083 use %(asm_cpu_spec) instead.
29084 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29085 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29086 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29087 (EXTRA_SPECS): Rename to...
29088 (SUBTARGET_EXTRA_SPECS): ...this.
29090 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29091 Richard Sandiford <richard@codesourcery.com>
29092 Julian Brown <julian@codesourcery.com>
29094 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29095 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29096 to the configuration's default CPU.
29097 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29098 Remove default masks.
29099 (m680[012]0-*-*): Set the default with_cpu to the first part of
29101 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29102 (m68k*-*-linux): Extend the --with-cpu handling to...
29103 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29104 and m68010. Don't set target_cpu_default2.
29105 * doc/install.texi: Document --with-cpu for m68k.
29106 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29107 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29108 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29109 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29110 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29111 (ASM_SPEC): Remove use of %(asm_cpu_default).
29112 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29113 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29114 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29115 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29116 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29117 (TARGET_DEFAULT): Delete.
29118 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29119 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29120 (CPP_CPU_SPEC): Delete.
29121 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29122 the appropriate string.
29123 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29124 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29125 (ASM_SPEC): Don't use %(asm_default_spec).
29126 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29127 TARGET_DEFAULT and add MASK_68881.
29128 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29130 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29132 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29133 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29134 MASK_68010 alongside MASK_68020.
29135 * doc/invoke.texi: Document -m68010.
29136 * config/m68k/m68k.opt (m68010): New.
29137 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29139 (TUNE_68010): New macro.
29140 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29141 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29142 (M68K_CPU_m68332): Add MASK_68010.
29143 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29144 fallback definition.
29145 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29147 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29148 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29149 to all entries that use MASK_68020.
29150 (output_move_simode_const, output_move_himode, output_move_qimode)
29151 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29152 instead of TARGET_68020 to select clr behavior. Remove comment
29153 about there being no TARGET_68010.
29154 * config/m68k/m68k.md: Likewise throughout.
29156 2007-01-12 Julian Brown <julian@codesourcery.com>
29158 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29159 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29160 * config/m68k/m68k.md: Likewise.
29162 2007-01-12 Julian Brown <julian@codesourcery.com>
29164 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29165 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29167 2007-01-12 Julian Brown <julian@codesourcery.com>
29169 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29170 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29171 * config/m68k/m68k.md: Likewise.
29173 2007-01-12 Julian Brown <julian@codesourcery.com>
29174 Richard Sandiford <richard@codesourcery.com>
29176 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29177 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29178 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29180 (TARGET_CPU32): Rename to...
29181 (TUNE_CPU32): ...this.
29182 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29183 (TUNE_CFV2): New macros.
29184 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29185 remove conditions that are implied by TARGET_68020.
29186 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29187 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29188 (m68k_output_function_epilogue): Likewise.
29189 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29190 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29191 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29192 non-68000 timings. Refactor multiplication and division costs.
29193 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29194 TUNE_CPU32 instead of TARGET_CPU32.
29195 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29196 and TUNE_68060 instead of TARGET_68060.
29197 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29198 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29200 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29201 && !TARGET_COLDFIRE" to choose between moveq and clr.
29202 Likewise in the unnamed movsf pattern.
29203 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29204 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29207 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29210 of tabbing before backslashes.
29212 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29214 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29215 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29216 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29218 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29220 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29221 find_interesting_uses_cond.
29222 (find_interesting_uses_cond): Use extract_cond_operands.
29223 (rewrite_use_compare): Use extract_cond_operands and
29224 force_gimple_operand_bsi. Do not call update_stmt.
29225 (determine_use_iv_cost_condition): Use extract_cond_operands.
29226 Return cheaper of using original bound and changing the exit bound.
29228 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29230 PR tree-optimization/29516
29231 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29232 most_expensive_mult_to_index, addr_to_parts,
29233 create_mem_ref, maybe_fold_tmr): Make the type of
29234 fields of TARGET_MEM_REF sizetype.
29235 (move_fixed_address_to_symbol, move_pointer_to_base):
29237 * tree.def (TARGET_MEM_REF): Add comment on types of
29240 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29242 * c-common.c (vector_types_convertible_p): Treat opaque types as
29243 always convertible if they have the same size, but not otherwise.
29245 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29247 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29248 Remove the b_unconditional field.
29249 (noce_try_sign_mask): Do not look at b_unconditional.
29250 (noce_process_if_block): Do not use merge_if_blocks. Update
29251 the CFG here. Do not set b_unconditional.
29252 (cond_move_process_if_block): Likewise.
29253 (find_cond_trap): Likewise.
29254 (check_cond_move_block): Require simple jump insns at the end
29255 of the basic block.
29257 2007-01-11 Jan Hubicka <jh@suse.cz>
29259 PR tree-optimization/1046
29260 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29261 when alias info is not ready.
29262 (pass_tail_recursion): Do not require aliasing.
29263 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29264 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29265 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29266 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29267 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29268 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29269 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29271 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29272 When aliasing is not build, mark statement as volatile.
29274 2007-01-11 Tom Tromey <tromey@redhat.com>
29276 PR preprocessor/15185, PR preprocessor/20989:
29277 * doc/cppopts.texi <-MT>: Update description of algorithm for
29278 computing default target.
29279 <-M, -MD>: Reword "basename" text.
29281 2007-01-11 Roger Sayle <roger@eyesopen.com>
29283 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29284 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29285 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29286 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29287 fold_builtin_bswap, real_constp, fold_builtin_pow,
29288 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29289 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29290 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29291 * convert.c (convert_to_pointer): Likewise.
29292 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29293 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29294 const_binop, fold_convert_const_int_from_int,
29295 fold_convert_const_int_from_real,
29296 fold_convert_const_real_from_real, sign_bit_p,
29297 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
29298 fold_sign_changed_comparison, fold_unary, fold_comparison,
29299 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
29300 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
29301 * print-tree.c (print_node_brief, print_node): Likewise.
29302 * stor-layout.c (place_field, layout_type): Likewise.
29303 * tree-chrec.c (keep_cast): Likewise.
29304 * tree.c (build_vector, build_real, build_real_from_int_cst,
29305 build_complex): Likewise.
29307 2007-01-11 Roger Sayle <roger@eyesopen.com>
29309 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
29310 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
29312 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
29314 * configure.ac (strict1_warn): Rename to strict_warn.
29315 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
29316 cc_set_by_configure, quoted_cc_set_by_configure,
29317 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
29318 all_boot_languages, all_stagestuff): Remove.
29319 (target_list): Remove bootstrap targets.
29320 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
29321 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
29322 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
29323 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
29324 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
29325 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
29326 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
29327 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
29328 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
29329 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
29330 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
29331 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
29332 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
29333 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
29334 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
29335 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
29336 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
29337 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
29338 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
29339 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
29340 (mostlyclean): Adjust.
29341 (clean, distclean): Don't mention bootstrap stuff.
29342 * configure: Regenerate.
29343 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
29344 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
29345 treelang/config-lang.in (stagestuff): Remove.
29346 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
29347 stageprofile, stagefeedback, stagestuff): Remove mention.
29349 2007-01-11 Nick Clifton <nickc@redhat.com>
29351 * config/mcore/predicates.md (mcore_general_movesrc_operand):
29353 (mcore_general_movdst_operand): Do not accept CONST_INTs.
29354 (mcore_arith_K_S_operand): Run the test for the S constraint not
29355 the test for the M constraint.
29356 (mcore_addsub_operand): Do not accept integer values that are
29357 larger than 32 bits.
29358 * config/mcore/mcore.md: Remove unused constraints from split.
29359 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
29360 (addsi3): Likewise.
29361 (allocate_stack): Likewise.
29362 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
29363 operands to 32 bits.
29364 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
29366 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
29367 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
29368 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
29369 mcore_output_bclri, mcore_output_andn, output_inline_const,
29370 mcore_output_move, mcore_output_movedouble): Likewise.
29371 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
29372 (output_inline_const): Likewise.
29373 (output_inline_const): Fix format strings used in sprintf
29375 * config/mcore/mcore-protos.h: Update prototypes for changed
29376 functions in mcore.c.
29377 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
29378 HOST_WIDE_INT and not int.
29379 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
29380 CONST_OK_FOR_N): Likewise.
29381 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
29382 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
29385 2007-01-10 Jan Hubicka <jh@suse.cz>
29387 * tree-vrp.c (remove_range_assertions): Release defs.
29388 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
29389 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
29391 2007-01-10 Paul Brook <paul@codesourcery.com>
29393 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
29394 * config/arm/arm.md (mulsi3subsi): New insn.
29396 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
29398 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
29399 (tree_transform_and_unroll_loop): New.
29400 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
29403 2007-01-10 Robert Kennedy <jimbob@google.com>
29405 * fold-const.c (fold_comparison): Fold comparisons like (x *
29406 1000 < 0) to (x < 0).
29408 2007-01-10 Ian Lance Taylor <iant@google.com>
29410 * tree-pretty-print.c (dump_generic_node): Print parentheses when
29411 operands have the same priority.
29413 2007-01-10 Tom Tromey <tromey@redhat.com>
29415 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
29416 (fold_binary): Likewise.
29417 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
29418 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
29419 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
29420 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
29421 * langhooks.h (struct lang_hooks): Removed field
29422 'can_use_bit_fields_p'.
29424 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
29426 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
29428 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
29430 * function.c (get_last_funcdef_no): New function.
29431 * function.h (get_last_funcdef_no): Declare.
29432 * tree-inline.c (initialize_cfun): Add initialization.
29433 (tree_function_versioning): Cleanup.
29435 2007-01-10 Jan Hubicka <jh@suse.cz>
29437 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
29440 2007-01-10 Sa Liu <saliu@de.ibm.com>
29441 Ben Elliston <bje@au.ibm.com>
29443 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
29444 for SAVE_NONLOCAL and Pmode for any other save level.
29445 * spu-protos.h (spu_restore_stack_block): Declare.
29446 * spu.md (save_stack_block): Remove.
29447 (restore_stack_block): Call spu_restore_stack_block.
29448 * spu.c (spu_restore_stack_block): New function.
29449 (spu_expand_epilogue): Remove old comment.
29451 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
29453 PR tree-optimization/30322
29454 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
29455 (cand_value_at): Return the value as aff_tree.
29456 (may_eliminate_iv): Convert the bound from aff_tree to tree.
29457 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
29458 aff_combination_mult): New functions.
29459 (aff_combination_add): Use aff_combination_add_cst.
29460 (aff_combination_convert): Allow conversions to a wider type.
29461 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
29462 * tree-affine.h (aff_combination_mult): Declare.
29464 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
29466 * doc/tm.texi: Update documentation to reflect reality of exec
29467 and start file search behaviours. Update copyright year.
29468 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
29469 header file directories.
29471 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
29473 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
29474 (*cosxf2): Rename to cosxf2_i387.
29475 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
29476 using X87MODEF12 mode macro. Rename patterns to
29477 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
29479 (*cosdf2, *cossf2): Ditto.
29480 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
29481 to match extended input operands.
29482 (sincos<mode>3): New expander.
29483 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
29484 insn patterns and corresponding splitters.
29486 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
29488 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
29489 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
29491 2007-01-09 Nicolas Pitre <nico@cam.org>
29494 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
29496 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29498 * target.h (struct gcc_target): New field library_rtti_comdat.
29499 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
29500 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
29501 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
29502 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
29504 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29506 * doc/invoke.texi (Optimize Options): Correct description of -O0.
29508 2007-01-08 Richard Guenther <rguenther@suse.de>
29510 * tree.h (force_fit_type_double): Export.
29511 (force_fit_type): Remove.
29512 * fold-const.c (force_fit_type_double): New function.
29513 (force_fit_type): Remove.
29514 (int_const_binop): Use it.
29515 (fold_convert_const_int_from_int): Likewise.
29516 (fold_convert_const_int_from_real): Likewise.
29517 (fold_div_compare): Likewise.
29518 (fold_sign_changed_comparison): Likewise.
29519 (fold_unary): Likewise.
29520 (fold_negate_const): Likewise.
29521 (fold_abs_const): Likewise.
29522 (fold_not_const): Likewise.
29523 * c-common.c (shorten_compare): Use force_fit_type_double.
29524 * convert.c (convert_to_pointer): Likewise.
29526 2007-01-08 Richard Guenther <rguenther@suse.de>
29528 * tree.h (build_int_cst_wide_type): Export.
29529 * tree.c (build_int_cst_wide_type): New function.
29530 (build_int_cst_wide): Fix comment.
29531 * builtins.c (fold_builtin_object_size): Use build_int_cst
29532 to build -1 or 0 of the correct type. Use fit_double_type
29533 to check for overflow.
29534 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
29536 (decode_field_reference): Likewise.
29537 (all_ones_mask_p): Likewise.
29538 (native_interpret_int): Use build_int_cst_wide_type.
29539 (fold_binary): Use build_int_cst_type to build an all-ones
29541 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
29543 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
29545 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
29547 2007-01-09 Ben Elliston <bje@au.ibm.com>
29549 * genautomata.c (STATS_OPTION): New option.
29550 (stats_flag): New flag.
29551 (gen_automata_option): Handle it.
29552 (initiate_automaton_gen): Ditto.
29553 (write_automata): Output statistics only if stats_flag is
29554 set. Likewise, output time statistics only if time_flag is set.
29555 * doc/md.texi (Processor pipeline description): Document new flag.
29557 2007-01-08 Richard Guenther <rguenther@suse.de>
29559 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
29560 * tree.c (build_int_cst_type): Likewise.
29561 (size_in_bytes): Don't call force_fit_type on the result.
29562 (int_fits_type_p): Use fit_double_type.
29563 * fold-const.c (fit_double_type): New function.
29564 (force_fit_type): Use it.
29565 * tree.h (fit_double_type): Export.
29567 2007-01-08 Jan Hubicka <jh@suse.cz>
29569 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
29570 * ipa.c (function_and_variable_visibility): Fix return type.
29572 2007-01-08 Richard Guenther <rguenther@suse.de>
29574 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
29575 of offset to build the index.
29576 * tree-pretty-print.c (dump_generic_node): Don't build negated
29577 const just for printing.
29578 * c-pretty-print.c (pp_c_integer_constant): Likewise.
29579 * builtins.c (fold_builtin_int_roundingfn): Check if result
29580 fits the type by using force_fit_type and comparing the result.
29581 * predict.c (predict_loops): Use compare_tree_int for comparison.
29582 * tree.c (build_int_cst): Fall back to integer_type_node for
29584 (build_int_cst_wide): Assert type is non-null.
29586 2007-01-08 Roberto Costa <roberto.costa@st.com>
29588 * tree-vrp.c (extract_range_from_cond_expr): New.
29589 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
29590 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
29592 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
29593 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
29594 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
29595 used as expressions.
29596 * tree-object-size.c (cond_expr_object_size): New.
29597 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
29599 2007-01-08 Jan Hubicka <jh@suse.cz>
29601 * tree-ssa-forwprop.c (forward_propagate_into_cond,
29602 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
29605 2007-01-08 Richard Guenther <rguenther@suse.de>
29607 PR tree-optimization/23603
29608 * tree-vrp.c (set_value_range_to_truthvalue): New function.
29609 (extract_range_from_binary): Fall back to truthvalue instead of
29610 varying for TRUTH_*_EXPR.
29611 (extract_range_from_comparison): Fall back to truthvalue instead of
29613 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
29614 if all visited PHI values were constant.
29616 2007-01-08 Jan Hubicka <jh@suse.cz>
29618 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
29619 (cgraph_analyze_function): break out from ...
29620 (cgraph_finalize_compilation_unit): ... here.
29621 (cgraph_expand_function): Remove forgoten commented out line.
29622 (cgraph_optimize): Analyze functions.
29624 2007-01-08 Jan Hubicka <jh@suse.cz>
29626 * tree-pas.h (TODO_remove_function): New flag.
29627 (TODO_update*): Renumber.
29628 (pass_ipa_increase_alignment,
29629 pass_ipa_function_and_variable_visibility): New passes.
29630 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29631 (cgraph_function_and_variable_visibility): Move to ipa.c
29632 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29633 cgraph_increase_alignment.
29634 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29635 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29636 calling tree-inline.
29637 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29638 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29639 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29640 (gate_increase_alignment): New function.
29641 (pass_ipa_increase_alignment): New pass.
29642 * ipa.c: Inline tree-pass.h and timevar.h
29643 (function_and_variable_visibility): Move here from cgraphunit.c
29644 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29645 * passes.c (init_optimization_passes): Add the two new passes.
29646 (execute_todo): Handle cgraph_remove_functions.
29648 2007-01-08 Nick Clifton <nickc@redhat.com>
29650 * config/frv/predicates.md (reg_or_0_operand): Accept
29653 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29655 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29656 * config.gcc: Add bfin*-rtems*.
29658 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29660 * c.opt: Add -flax-vector-conversions.
29661 * c-typeck.c (convert_for_assignment): Pass flag to
29662 vector_types_convertible_p to allow emission of note.
29663 (digest_init): Likewise.
29664 * c-opts.c: Handle -flax-vector-conversions.
29665 * c-common.c (flag_lax_vector_conversions): New.
29666 (vector_types_convertible_p): Unless -flax-vector conversions
29667 has been passed, disallow conversions between vectors with
29668 differing numbers of subparts and/or element types. If such
29669 a conversion is disallowed, possibly emit a note on the first
29670 occasion only to inform the user of -flax-vector-conversions.
29671 The new last argument specifies this.
29672 * c-common.h (flag_lax_vector_conversions): New.
29673 (vector_types_convertible_p): Add extra argument.
29674 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29675 char_type_node for V*QI type vectors.
29676 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29677 Update to satisfy new typechecking rules.
29678 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29679 C and C++ variants.
29680 * doc/invoke.texi (C Dialect Options): Document
29681 -flax-vector-conversions.
29683 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29685 PR tree-optimization/29877
29686 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29687 a register variable on the RHS to not be replaceable.
29689 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29690 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29691 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29692 const_simm15, const_pow2, const_npow2): Added.
29693 * config/score/misc.md (insv, extv, extzv, movmemsi,
29694 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29695 * config/score/score.c (score_address_cost, score_select_cc_mode):
29697 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29698 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29699 Update score_print_operand.
29700 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29701 Adjust register allocate order and update some macro define.
29702 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29703 mdx_block_move_straight, mdx_block_move_loop_head,
29704 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29705 mdx_block_move_loop, mdx_block_move): Added.
29706 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29707 mdp_limm): Updated and fix some bug and typo.
29708 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29709 (movsf, movdf, doloop_end): Added.
29711 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29713 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29714 config/arm/thumb2.md: Fix comment typos.
29715 * doc/extend.texi: Fix a typo.
29717 2007-01-07 Eric Christopher <echristo@apple.com>
29719 * configure.ac: Check for __stack_chk_fail for darwin.
29720 * configure: Regenerate.
29722 2007-01-07 Richard Guenther <rguenther@suse.de>
29724 * tree-vrp.c (extract_range_from_assert): CSE calls to
29725 compare_values where possible.
29726 (extract_range_from_unary_expr): Likewise.
29728 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29730 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29731 * config/avr/avr.c (call_insn_operand): Delete function.
29732 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29733 instead of register number. Use predicates.
29734 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29735 call_insn_operand): Add.
29737 2007-01-06 Jan Hubicka <jh@suse.cz>
29739 * tree-pass.h (pass_build_cgraph_edges): Declare.
29740 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29741 (visited_nodes): Remove.
29742 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29743 build_cgrpah_edges; make visited_nodes local.
29744 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29745 (record_references_in_initializer): Move to cgraphbuild.c
29746 (initialize_inline_failed, rebuild_cgraph_edges,
29747 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29748 (verify_cgraph_node): Make visited_nodes local.
29749 (cgraph_analyze_function): Do not call cgraph_create_edges and
29750 initialize_inline_failed.
29751 (cgraph_expand_function): Do not call cgraph_lower_function;
29752 assert that function is already lowered.
29753 * Makefile.in (cgraphbuild.o): New.
29754 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29755 at the end of lowering passes.
29757 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29759 * ifcvt.c (cond_move_convert_if_block): New function, code
29760 factored out from...
29761 (cond_move_process_if_block): ...here. Call the new function
29762 on the THEN and ELSE blocks.
29763 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29764 already takes care of this.
29766 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29769 * tree.h (TREE_OVERFLOW_P): New.
29770 * c-typeck.c (parser_build_unary_op): Warn only if result
29771 overflowed and operands did not.
29772 (parser_build_binary_op): Likewise.
29773 (convert_for_assignment): Remove redundant overflow_warning.
29774 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29776 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29778 * c-typeck.c (store_init_value): Split over two lines to follow
29779 the GNU coding style.
29781 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29783 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29784 __GXX_EXPERIMENTAL_CXX0X__.
29785 * doc/cpp.texi: Same.
29787 2007-01-05 Richard Guenther <rguenther@suse.de>
29789 PR middle-end/27826
29790 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29791 with mismatched types. Instead explicitly build a
29792 conversion NOP_EXPR.
29794 2007-01-05 Ian Lance Taylor <iant@google.com>
29796 * c-common.c (decl_with_nonnull_addr_p): New function.
29797 (c_common_truthvalue_conversion): Call it.
29798 * c-typeck.c (build_binary_op): Likewise.
29799 * c-common.h (decl_with_nonnull_addr_p): Declare.
29801 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29804 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29807 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29809 * doc/install.texi (Final install): Document the fact that
29810 the GNAT runtime should not be stripped.
29812 2007-01-04 Jan Hubicka <jh@suse.cz>
29814 * tree-inline.c (fold_marked_statements): Update operand caches
29815 and EH after folding
29817 2007-01-04 Ian Lance Taylor <iant@google.com>
29819 * c-common.c (check_function_nonnull): Whitespace fix.
29821 2007-01-04 Jan Hubicka <jh@suse.cz>
29823 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29824 comitted older version of patch.
29825 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29826 function, celanup cfg and collect garbage.
29828 2007-01-04 Mike Stump <mrs@apple.com>
29830 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29833 2007-01-04 Eric Christopher <echristo@apple.com>
29835 * libgcc2.c (__bswapsi2): Use SItype.
29836 (__bswapdi2): Use DItype.
29837 * libgcc2.h: Update for above.
29839 2007-01-04 Paul Brook <paul@codesourcery.com>
29841 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29842 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29843 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29844 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29845 umulsi3_highpart): Make conditional on !arm_arch6.
29846 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29847 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29848 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29849 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29850 umulsi3_highpart_v6): New insns.
29852 2007-01-04 Roger Sayle <roger@eyesopen.com>
29854 * fold-const.c (fold_convert): When casting an expression to void,
29855 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29856 have a type. Instead of attempting to build a NOP_EXPR, return
29857 these "special" trees directly.
29859 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29861 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29862 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29863 rs6000_cost->fp not 0 as adjustment for outer NEG.
29865 2007-01-04 Jan Hubicka <jh@suse.cz>
29867 * cgraph.c (cgraph_release_function_body): New function.
29868 (cgraph_remove_node): Use it.
29869 * cgraph.h (cgraph_release_function_body): Declare.
29870 * cgraphunit.c (cgraph_expand_function): Use it.
29871 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29872 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29873 is initialized and while compilation of other function is running.
29874 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29875 statement CFG annotations from here to ...
29876 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29878 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29880 * cfgloop.h (enum li_flags): Make the constants powers of two.
29882 2007-01-04 Jan Hubicka <jh@suse.cz>
29884 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29886 (fold_marked_statements): New function.
29887 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29888 * tree-inline.h (copy_body_data): Add statements_to_fold.
29890 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29892 * config.gcc: Mention libgcc/config.host.
29893 * Makefile.in: Update comments mentioning libgcc.
29894 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29895 (all.cross, start.encap, rest.encap, rest.cross): Update
29896 dependencies for libgcc move.
29897 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29898 (clean-target, clean-target-libgcc): Delete.
29899 (srcdirify, GCC_EXTRA_PARTS): New macros.
29900 (libgcc-support, libgcc.mvars): New rules.
29901 (distclean): Remove mention of mklibgcc.
29902 (install): Don't reference INSTALL_LIBGCC.
29903 (install-common): Don't reference EXTRA_PARTS.
29904 (install-libgcc, install-multilib): Delete rules.
29905 * mklibgcc.in: Delete file.
29906 * doc/configfiles.texi: Don't mention mklibgcc.
29908 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29909 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29910 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29911 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29912 (mklibgcc, ldblspecs): Likewise.
29914 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29915 (posixpre.def): Use $(T).
29916 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29917 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29918 (SHLIB_LINK): Make dummy.
29919 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29921 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29923 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29924 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29925 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29926 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29928 * configure.ac (all_outputs): Remove mklibgcc.
29929 * configure: Regenerated.
29931 2007-01-03 Josh Conner <jconner@apple.com>
29933 PR middle-end/29683
29934 * calls.c (compute_argument_addresses): Set stack and stack_slot
29935 for partial args, too.
29936 (store_one_arg): Use locate.size.constant for the size when
29937 generating a save_area.
29939 2007-01-03 Robert Kennedy <jimbob@google.com>
29941 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29942 whose definitions are deleted due to basic block merging.
29944 2007-01-03 Paul Brook <paul@codesourcery.com>
29947 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29949 (use_return_insn): Return 0 for Thumb interrupt functions.
29950 (print_multi_reg): Add rfe argument for IRQ returns.
29951 (arm_output_epilogue): Pop interrupt return address directly into PC.
29952 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29954 2007-01-03 Paul Brook <paul@codesourcery.com>
29956 Merge from sourcerygxx-4_1.
29957 * config/arm/thumb2.md: New file.
29958 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29960 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29961 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29962 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29963 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29965 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29966 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29968 * config/arm/ieee754-sf.S: Ditto.
29969 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29970 (thumb1_base_register_rtx_p): ... to this.
29971 (thumb_index_register_rtx_p): Rename...
29972 (thumb1_index_register_rtx_p): ... to this.
29973 (thumb_output_function_prologue): Rename...
29974 (thumb1_output_function_prologue): ... to this.
29975 (thumb_legitimate_address_p): Rename...
29976 (thumb1_legitimate_address_p): ... to this.
29977 (thumb_rtx_costs): Rename...
29978 (thumb1_rtx_costs): ... to this.
29979 (thumb_compute_save_reg_mask): Rename...
29980 (thumb1_compute_save_reg_mask): ... to this.
29981 (thumb_final_prescan_insn): Rename...
29982 (thumb1_final_prescan_insn): ... to this.
29983 (thumb_expand_epilogue): Rename...
29984 (thumb1_expand_epilogue): ... to this.
29985 (arm_unwind_emit_stm): Rename...
29986 (arm_unwind_emit_sequence): ... to this.
29987 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29988 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29989 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29990 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29991 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29992 thumb2_output_casesi): New functions.
29993 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29994 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29995 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29996 THUMB2_WORK_REGS): Define.
29997 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29998 arm_condexec_mask, arm_condexec_masklen)): New variables.
29999 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30000 (arm_override_options): Check new CPU capabilities.
30001 Set new architecture flag variables.
30002 (arm_isr_value): Handle v7m interrupt functions.
30003 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30005 (const_ok_for_arm): Handle Thumb-2 constants.
30006 (arm_gen_constant): Ditto. Use movw when available.
30007 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30009 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30010 (thumb_find_work_register, arm_load_pic_register,
30011 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30012 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30013 print_multi_reg, output_mov_long_double_fpa_from_arm,
30014 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30015 output_mov_double_fpa_from_arm, output_move_double,
30016 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30017 output_return_instruction, arm_output_function_prologue,
30018 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30019 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30020 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30021 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30022 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30023 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30025 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30026 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30027 (arm_file_start): Output directive for unified syntax.
30028 (arm_unwind_emit_set): Handle stack alignment instruction.
30029 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30030 Add v6t2, v7, v7a, v7r and v7m.
30031 (RETLDM): Add Thumb-2 code.
30032 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30033 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30034 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30035 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30036 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30037 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30038 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30039 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30040 ADJUST_INSN_LENGTH): Define.
30041 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30042 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30043 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30044 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30045 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30046 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30047 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30048 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30049 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30050 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30051 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30052 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30053 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30054 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30055 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30056 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30057 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30059 * config/arm/arm-tune.md: Regenerate.
30060 * config/arm/arm-protos.h: Update prototypes.
30061 * config/arm/vfp.md: Enable patterns for Thumb-2.
30062 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30063 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30064 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30065 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30066 * config/arm/libunwind.S: Add Thumb-2 code.
30067 * config/arm/constraints.md: Update include Thumb-2.
30068 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30069 * config/arm/ieee754-df.S: Ditto.
30070 * config/arm/bpabi.S: Ditto.
30071 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30072 * config/arm/predicates.md (low_register_operand,
30073 low_reg_or_int_operand, thumb_16bit_operator): New.
30074 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30075 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30076 * config/arm/t-arm-elf: Add armv7 multilib.
30077 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30079 (UNSPEC_STACK_ALIGN, ce_count): New.
30080 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30081 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30083 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30084 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30085 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30086 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30087 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30088 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30090 * doc/extend.texi: Document ARMv7-M interrupt functions.
30091 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30093 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30095 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30096 (struct _Unwind_Context): Rename args_size to flags, remove
30097 signal_frame field, add a new args_size field and version field.
30098 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30099 _Unwind_IsExtendedContext): New inline functions.
30100 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30101 Assume by_value array is only present if _Unwind_IsExtendedContext.
30102 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30103 _Unwind_IsSignalFrame.
30104 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30105 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30106 (uw_init_context_1): Initialize context->flags to
30107 EXTENDED_CONTEXT_BIT.
30108 * config/rs6000/linux-unwind.h (frob_update_context): Use
30109 _Unwind_SetSignalFrame.
30111 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30113 PR middle-end/30353
30114 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30115 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30118 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30120 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30121 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30122 RET, AT_SP): Remove.
30123 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30126 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30127 * cfgbuild.c (find_basic_blocks): Likewise.
30128 * cfgrtl.c (rtl_create_basic_block): Likewise.
30129 * function.c (temp_slots_at_level): Likewise.
30130 * reg-stack.c (stack_regs_mentioned): Likewise.
30131 * regclass.c (allocate_reg_info): Likewise.
30132 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30133 set_bb_for_stmt, move_block_to_fn): Likewise.
30134 * tree-complex.c (tree_lower_complex): Likewise.
30135 * vec.h (VEC_safe_grow_cleared): New.
30137 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30139 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30141 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30142 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30144 * cfgloopmanip.c (scale_loop_frequencies): Export.
30145 (loopify): Scale the frequencies by prescribed coefficients.
30146 (set_zero_probability): New function.
30147 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30148 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30149 and frequencies according to arguments.
30150 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30152 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30153 * modulo-sched.c (sms_schedule): Set probabilities for entering
30154 versioned loop correctly.
30155 * tree-vect-transform.c (vect_transform_loop): Ditto.
30156 * cfgloop.h (loopify, loop_version): Declaration changed.
30157 (scale_loop_frequencies): Declared.
30159 2007-01-02 Jan Hubicka <jh@suse.cz>
30161 * cgraph.c: Include tree-flow.h
30162 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30163 early_local_passes.
30164 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30165 * tree-pass.h (pass_all_early_optimizations): Declare.
30166 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30167 early_local_passes.
30168 (cgraph_analyze_function): Do early_local_passes.
30169 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30170 Do not add referenced vars.
30171 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30173 (gate_all_early_local_passes): New gate.
30174 (pass_early_local_passes): Use new gate.
30175 (execute_early_local_optimizations): New functions.
30176 (gate_all_early_optimizations): New gate.
30177 (pass_all_early_optimizations): New pass.
30178 (execute_free_datastructures): Free SSA only when initialized.
30179 (gate_init_datastructures): Init only when optimizing.
30180 (tree_lowering_passes): Do early local passes when called late.
30181 * tree-profile.c (do_tree_profiling): Don't profile functions added
30183 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30184 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30186 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30187 during early_local_passes.
30188 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30191 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30193 * Makefile.in: Update copyright year.
30195 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30197 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30198 in $(lang_checks) and check-consistency targets.
30200 2007-01-02 Jan Hubicka <jh@suse.cz>
30202 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30203 Do not add referenced vars.
30204 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30206 * passes.c (init_optimization_passes): Put mudflap_2 after
30207 free_datastructures.
30209 2007-01-02 Jan Hubicka <jh@suse.cz>
30211 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30212 Set NOTHROW flag on call statements proved to be nothrow.
30213 Update statement of local calls so new pure/const functions are
30214 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30216 (tree_rest_of_compilation): Register hooks and initialize bitmap
30217 early. Do not set after_inlining flag.
30219 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30221 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30222 HOST_BITS_PER_LONGLONG
30224 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30227 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30228 warning for non-static initializers.
30230 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30232 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30233 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30234 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30235 Always use set_unique_reg_note to add REG_EQUAL notes.
30237 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30240 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30242 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30243 * cfgbuild.c (find_basic_blocks): Likewise.
30244 * cfgrtl.c (rtl_create_basic_block): Likewise.
30245 * function.c (temp_slots_at_level): Likewise.
30246 * reg-stack.c (stack_regs_mentioned): Likewise.
30247 * regclass.c (allocate_reg_info): Likewise.
30248 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30249 set_bb_for_stmt, move_block_to_fn): Likewise.
30250 * tree-complex.c (tree_lower_complex): Likewise.
30251 * vec.h (VEC_safe_grow_cleared): New.
30253 2007-01-02 Ian Lance Taylor <iant@google.com>
30255 * c-common.c (c_common_truthvalue_conversion): When warning about
30256 using an assignment as a truth value, set TREE_NO_WARNING.
30258 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30261 * c.opt (Wold-style-declaration): New.
30262 * doc/invoke.texi (C-only Warning Options): New.
30263 (Wold-style-declaration): Document it.
30264 (Wextra): Enabled by -Wextra.
30265 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30266 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30267 -Wold-style-declaration.
30269 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30271 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30272 * cfgbuild.c (find_basic_blocks): Likewise.
30273 * cfgrtl.c (rtl_create_basic_block): Likewise.
30274 * function.c (temp_slots_at_level): Likewise.
30275 * reg-stack.c (stack_regs_mentioned): Likewise.
30276 * regclass.c (allocate_reg_info): Likewise.
30277 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30278 set_bb_for_stmt, move_block_to_fn): Likewise.
30279 * tree-complex.c (tree_lower_complex): Likewise.
30280 * vec.h (VEC_safe_grow_cleared): New.
30282 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30284 * c-common.c (c_common_nodes_and_builtins): Since variants of
30285 void_type_node get built before it is given a name, we need to
30286 give those variants the name, too.
30287 (complete_array_type): We need to work with the canonical main
30288 type of the array, from which we will build the qualified version.
30289 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30290 * print-tree.c (print_node): Display canonical type information
30292 * stor-layout.c (layout_type): When we don't know the
30293 alignment of a type for which we're building an array, we end up
30294 guessing wrong, so make the type require structural equality.
30295 * tree.c (make_node_stat): When we build a new type, it is its
30296 own canonical type.
30297 (build_type_attribute_qual_variant): When building an attribute
30298 variant, its canonical type is the non-attribute variant. However,
30299 if the attributes are target-dependent and they differ, we need to
30300 use structural equality checks for this type.
30301 (build_qualified_type): A qualified type is not equivalent to its
30302 unqualified variant; set the canonical type appropriately.
30303 (build_distinct_type_copy): When building a distinct type from
30304 another type, the new type is its own canonical type.
30305 (build_variant_type_copy): When building a new type variant, we
30306 assume that it is equivalent to the original type.
30307 (build_pointer_type_for_mode): When building a pointer type, also
30308 build a canonical type pointer.
30309 (build_reference_type_for_mode): When building a reference type,
30310 also build a canonical type reference.
30311 (build_index_type): When we can't hash an index type (e.g.,
30312 because its maximum value is negative), the index type requires
30313 structural equality tests.
30314 (build_array_type): Build the canonical form of an array type.
30315 (build_function_type): Function types require structural equality,
30316 because they contain default arguments, attributes, etc.
30317 (build_method_type_directly): Ditto for method types.
30318 (build_offset_type): Build the canonical offset type.
30319 (build_complex_type): Build the canonical vector type.
30320 (make_vector_type): Build the canonical vector type.
30321 * tree.h (TYPE_CANONICAL): New.
30322 (TYPE_STRUCTURAL_EQUALITY_P): New.
30323 (SET_TYPE_STRUCTURAL_EQUALITY): New.
30324 (struct tree_type): Added "canonical" field.
30325 * params.h (VERIFY_CANONICAL_TYPES): New.
30326 * doc/c-tree.texi (TYPE_CANONICAL): Document.
30327 (TYPE_STRUCTURAL_EQUALITY_P): Document.
30328 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
30329 * doc/invoke.texi (verify-canonical-types): Document --param
30330 parameter for verifying canonical types.
30332 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30334 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
30335 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
30336 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
30337 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
30339 * config/rs6000/e500.h: New.
30340 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
30341 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
30343 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
30344 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
30345 TARGET_E500_DOUBLE): Remove.
30346 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
30347 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
30348 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
30349 * config/rs6000/rs6000.c (rs6000_override_options): Use
30350 CHECK_E500_OPTIONS.
30352 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30354 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
30355 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
30356 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
30357 rs6000_emit_cmove): Don't check TARGET_E500.
30358 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
30359 sordered): Don't check TARGET_E500.
30361 2007-01-01 Eric Christopher <echristo@apple.com>
30363 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
30364 HARD_REGISTER_NUM_P.
30366 2007-01-01 Roger Sayle <roger@eyesopen.com>
30368 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
30369 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
30370 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
30373 2007-01-01 Mike Stump <mrs@apple.com>
30375 * configure.ac: Remove support for building with Apple's gcc-3.1.
30377 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30379 PR middle-end/30311
30380 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
30381 REG is a hard register. Do not modify REG before calling
30383 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
30384 multiple of the size of YMODE for certain lowpart cases.
30386 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30388 PR middle-end/30253
30389 * gimplify (voidify_wrapper_expr): Update for
30390 GIMPLE_MODIFY_STMT.
30392 2007-01-01 Andreas Schwab <schwab@suse.de>
30395 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
30396 save of BR0 in extra_spill_size instead of spill_size.
30397 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
30399 (ia64_expand_epilogue): Restore BR0 from its new location.
30401 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30403 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
30404 Use a temporary variable if the left hand side is not a gimple
30407 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30409 * gimplify.c (gimplify_return_expr): Make the temporary variable
30410 for the return expression, a gimple register variable.
30412 2007-01-01 Jan Hubicka <jh@suse.cz>
30414 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
30417 2007-01-01 Mike Stump <mrs@apple.com>
30419 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
30421 * config/darwin.c (machopic_select_rtx_section): Use
30422 HAVE_GAS_LITERAL16.
30423 (darwin_mergeable_constant_section): Likewise.
30424 * configure: Regenerate.
30425 * config.in: Regenerate.
30427 2007-01-01 Jan Hubicka <jh@suse.cz>
30428 Andrew Pinski <pinskia@gmail.com>
30430 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
30431 before starting IPA passes.