1 2007-10-19 Richard Guenther <rguenther@suse.de>
4 * tree.c (build_array_type): Do not re-layout unbound array
7 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
9 * config/mips/mips.c (mips_canonicalize_comparison): Check
10 mips_relational_operand_ok_p before trying to rewrite the test.
11 Only calculate PLUS_ONE if needed.
12 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
15 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
17 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
20 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
22 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
23 the call uses the incoming value of $2.
25 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
27 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
28 rather then gen_rtx_MEM.
29 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
31 (mips_set_return_address): Likewise.
32 (mips_restore_gp): Likewise.
34 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
36 * config/mips/mips.c (gpr_mode): Delete.
37 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
39 (mips_for_each_saved_reg): Likewise.
40 (mips_expand_prologue, mips_expand_epilogue): Likewise.
41 (override_options): Don't initialize gpr_mode.
42 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
44 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
46 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
48 (mips_class_max_nregs): Calculate the smallest consituent register
49 size and use that to determine an upper bound on the number of
52 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
54 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
56 (mips_expand_epilogue): ...here.
57 (mips_mdebug_abi_name): New function, split out from...
58 (mips_file_start): ...here.
59 (mips_hard_regno_mode_ok_p): New function, split out from...
60 (override_options): ...here.
61 (mips_expand_builtin_1): New function, split out from...
62 (mips_expand_buitin): ...here. Abort if we don't recognize
65 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
67 * config/mips/mips.c (build_mips16_function_stub): Load the
68 target address into $1 before transfering the arguments.
69 Don't use ".set noreorder".
70 (build_mips16_call_stub): Likewise.
72 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
74 * config/mips/mips.c (mips_output_32bit_xfer): New function.
75 (mips_output_64bit_xfer): Likewise.
76 (mips16_fp_args): Rename to...
77 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
78 with a DIRECTION argument. Use mips_output_32bit_xfer and
79 mips_output_64bit_xfer.
80 (build_mips16_function_stub): Update accordingly.
81 (mips16_fpret_double): Delete.
82 (build_mips16_call_stub): Update after above changes.
83 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
84 of mips16_fpret_double. Use GP_REG_RETURN.
86 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
88 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
89 use asm_out_file instead.
90 (build_mips16_function_stub): Likewise.
91 (build_mips16_call_stub, mips_output_function_prologue): Update
94 2007-10-18 David S. Miller <davem@davemloft.net>
96 Add Niagara-2 support.
97 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
98 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
99 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
100 (include): Add inclusion of niagara2.md
101 * config/sparc/sparc.c (niagara2_costs): New.
102 (sparc_override_options): Add niagara2 entry to cpu_default[]
103 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
104 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
105 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
106 (sparc_initialize_trampoline): Handle niagara2 like niagara.
107 (sparc64_initialize_trampoline): Likewise.
108 (sparc_use_sched_lookahead): Likewise.
109 (sparc_issue_rate): Likewise.
110 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
112 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
113 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
115 (PROCESSOR_NIAGARA2): New.
116 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
117 (BRANCH_COST): Likewise.
118 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
119 * config/sparc/sol2.h: Likewise.
120 * config/sparc/niagara2.md: New file.
122 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
124 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
126 (mips_compute_frame_info): Remove associated code.
127 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
129 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
131 * config/mips/mips-protos.h (compute_frame_size): Delete.
132 * config/mips/mips.h: Update comments.
133 * config/mips/mips.c (mips_frame_info): Remove initialized.
134 (compute_frame_size): Rename to...
135 (mips_compute_frame_info): ...this and make static. Remove the
136 SIZE argument and return no value. Remove the setting of initialized.
137 Update rest of file accordingly.
138 (mips_set_return_address): Don't call compute_frame_size.
139 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
140 Don't call compute_frame_size.
142 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
144 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
145 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
146 mips_hard_frame_pointer_required.
147 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
149 * config/mips/mips.c (mips_frame_pointer_required): New function.
151 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
153 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
154 and hard_frame_pointer_offset.
155 (mips_debugger_offset): Use hard_frame_pointer_offset.
156 (mips16e_collect_argument_save_p): Likewise.
157 (compute_frame_size): Initialize arg_pointer_offset and
158 hard_frame_pointer_offset.
159 (mips_initial_elimination_offset): Use them.
160 (mips_output_function_prologue): Use hard_frame_pointer_offset.
161 (mips_expand_prologue, mips_expand_epilogue): Likewise.
163 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
165 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
167 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
168 "unsigned int" rather than "int" and put them with the other
169 register-related fields. Put expanded comments above fields
170 rather than to their right.
171 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
172 with a NUM_REGS_PTR argument.
173 (mips16e_save_restore_pattern_p): Update accordingly.
174 (compute_frame_size): Clarify frame diagram. Rewrite.
176 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
178 * config/mips/mips-ftypes.def: New file.
179 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
180 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
181 (mips_function_type): Redefine using mips-ftypes.def.
182 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
183 (mips_builtin_vector_type): New function.
184 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
185 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
186 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
187 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
189 (mips_build_function_type): New function.
190 (mips_init_builtins): Use it to create types lazily.
192 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
194 * config/mips/mips.h (set_volatile): Delete.
195 * config/mips/mips.c (set_volatile): Delete.
196 (mips_print_operand_punctuation): New function, split out from
197 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
198 Use the same character ordering in the code and the comments.
199 Use a recursive call to handle '*'. Abort on unknown characters.
200 (mips_init_print_operand_punct): New function, split out from
202 (mips_print_int_branch_condition): New function, split out from
203 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
204 to report unexpected codes.
205 (mips_print_float_branch_condition): New function, split out from
206 print_operand. Use output_operand_lossage to report unexpected codes.
207 (print_operand): Rework to use a case statement. Use the
208 same letter ordering in the code and the comments. Use
209 output_operand_lossage to report unexpected codes and
210 reverse_condition to handle inverted branch conditions.
211 (override_options): Use mips_init_print_operand_punct.
213 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
215 * config/mips/mips.h: Move variable declarations to end of file and
216 enclose them all in #ifndef USED_FOR_TARGET.
217 * config/mips/mips.c: Reorder functions into more logical groups,
218 and so that callees appear before callers. Put the targetm
219 initializer at the end of the file. Remove forward static
220 declarations where possible.
221 (mips_init_builtins): Add "static" to definition.
222 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
224 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
226 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
227 (TARGET_MAX_ANCHOR_OFFSET): Delete.
228 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
229 (mips_set_mips16_mode): Initialize min_anchor_offset and
230 max_anchor_offset directly to constants.
232 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
234 * config/mips/mips.c: Delete trailing whitespace.
236 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
238 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
239 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
241 * config/mips/mips.md (load_call<mode>): Don't make the unspec
242 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
244 2007-10-18 David Daney <ddaney@avtrex.com>
246 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
247 reg_offset variable to calculate register locations.
249 2007-10-18 Richard Guenther <rguenther@suse.de>
251 * tree-ssa.c (uid_ssaname_map_eq): New function.
252 (uid_ssaname_map_has): Likewise.
253 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
254 * tree-flow.h (struct gimple_df): Make default_defs a
256 * tree-dfa.c (gimple_default_def): Deal with it.
257 (set_default_def): Likewise.
259 2007-10-18 Richard Guenther <rguenther@suse.de>
261 * tree-flow.h (struct gimple_df): Make referenced_vars
263 (uid_decl_map_eq): Declare.
264 (uid_decl_map_hash): Likewise.
265 * tree-ssa.c (uid_decl_map_eq): New function.
266 (uid_decl_map_hash): Likewise.
267 (init_tree_ssa): Make referenced_vars a uid_decl_map.
268 * tree-flow-inline.h (first_referenced_var): Deal with
269 the referenced_vars representation change.
270 (next_referenced_var): Likewise.
271 * tree-dfa.c (referenced_var_lookup): Likewise.
272 (referenced_var_check_and_insert): Likewise.
273 (remove_referenced_var): Likewise.
275 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
277 * config/mips/mips.c (mips_dwarf_register_span): New.
278 (TARGET_DWARF_REGISTER_SPAN): Define.
280 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
282 * config.gcc : update score-*-elf(extra_objs).
283 * config/score/mac.md : Remove.
284 * config/score/misc.md : Remove.
285 * config/score/score7.md : Remove.
286 * config/score/score-mdaux.h : Remove.
287 * config/score/score-mdaux.c : Remove.
288 * config/score/score-version.h : Remove.
289 * config/score/score-generic.md : New.
290 * config/score/score3.h : New.
291 * config/score/score3.c : New.
292 * config/score/score7.h : New.
293 * config/score/score7.c : New.
294 * config/score/mul-div.S : add flush_cache score3 support.
295 * config/score/elf.h : Fix some typos.
296 * config/score/score.md : merge score3 and score7 pattern.
297 * config/score/score.c : use to seperate which target it used.
298 * config/score/score.h : use to seperate the target macro.
299 * config/score/score.opt : remove -mmac option , add -mscore3,
300 -mscore3d and -march OPTION support.
302 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
304 * cfgexpand.c (expand_stack_vars): Add checking to make sure
305 that the offset of a variable is not greater than the size
308 2007-10-17 Anatoly Sokolov <aesok@post.ru>
310 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
311 atmega88p, atmega168p and atmega328p devices.
312 * config/avr/avr.h (LINK_SPEC): (Ditto.).
313 (CRT_BINUTILS_SPECS): (Ditto.).
314 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
316 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
318 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
320 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
321 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
322 (print_insn): Move declaration to ...
323 * rtl.h (print_insn): ... here.
325 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
327 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
328 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
329 m68k_sched_branch_type): Move declarations to ...
330 * config/m68/m68k-protos.h: ... here.
332 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
334 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
336 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
338 * config/avr/avr.c (avr_mcu_types): Add attiny48.
339 * config/avr/avr.h (LINK_SPEC): Likewise.
340 (CRT_BINUTILS_SPECS): Likewsie.
341 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
343 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
345 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
346 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
347 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
349 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
352 * reg-stack.c (move_for_stack_reg): Swap input argument of
353 UNSPEC_TAN insn to the top of the stack.
355 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
358 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
359 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
360 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
361 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
362 immediate shift value.
363 config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
364 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
365 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
366 Remove macros for !__OPTIMIZE__ case.
368 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
370 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
372 (perform_var_substitution): Only DFS from real nodes. Don't test
374 (unite_pointer_equivalences): Fix broken test.
376 2007-10-17 Alan Modra <amodra@bigpond.net.au>
378 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
379 altivec sp_offset. Rearrange sp_offset assignments to
380 correspond to stack adjustments. Use frame_reg_rtx for
381 SPE register restores. Correct SPE stack adjustment.
383 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
385 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
386 * toplev.c (check_global_declaration_1): Use appropriate warning
387 option instead of unnamed warning.
388 * stor-layout.c (layout_decl): Likewise.
389 * c-typeck.c (build_conditional_expr): Likewise.
390 (build_compound_expr): Fix wrong comment.
391 (build_binary_op): Use appropriate warning option instead of
393 * cfgexpand.c (tree_expand_cfg): Likewise.
394 * tree-optimize.c (tree_rest_of_compilation): Likewise.
395 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
396 (execute_warn_function_return): Likewise.
397 * stmt.c (warn_if_unused_value): Likewise.
399 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
401 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
402 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
404 (CRT_BINUTILS_SPECS): Likewsie.
405 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
407 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
410 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
412 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
414 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
415 (fini_dce): Only release them for the fast pass.
416 (end_ud_dce): Delete.
417 (rest_of_handle_ud_dce): Do not modify df_in_progress.
418 Call fini_dce instead of end_ud_dce.
419 (rest_of_handle_fast_dce): Do not modify df_in_progress.
420 (run_fast_df_dce): Reset df_in_progress to false on exit.
422 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
423 Maxim Kuvyrkov <maxim@codesourcery.com>
425 * target.h (unspec_may_trap_p): New target hook.
426 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
427 * targhooks.c (default_unspec_may_trap_p): Default implementation of
429 * targhooks.h (default_unspec_may_trap_p): Declare it.
430 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
431 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
432 * rtl.h (may_trap_p_1): Declare.
434 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
435 override default hook implementation.
436 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
439 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
441 * doc/invoke.texi (Wextra): Move it just after Wall, list the
442 options enabled by Wextra and mention Wuninitialized.
444 2007-10-15 Nigel Stephens <nigel@mips.com>
446 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
448 2007-10-15 Jakub Jelinek <jakub@redhat.com>
450 PR tree-optimization/33136
451 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
453 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
455 PR tree-optimization/33735
456 PR tree-optimization/33572
457 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
459 * except.c (duplicate_eh_regions): Don't look for prev_try
460 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
462 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
465 * tree-inline.c (copy_bb): Use bsi_replace to replace a
466 __builtin_va_arg_pack-containing call stmt.
468 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
470 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
473 2007-10-15 Jakub Jelinek <jakub@redhat.com>
475 PR tree-optimization/33619
476 * tree-ssa-ter.c (is_replaceable_p): Return false for all
479 2007-10-15 David Edelsohn <edelsohn@gnu.org>
481 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
483 2007-10-15 Richard Guenther <rguenther@suse.de>
485 * fold-const.c (extract_array_ref): Remove.
486 (fold_comparison): Handle POINTER_PLUS_EXPR with the
487 generic address expression comparison folding. Remove
488 the folding that used extract_array_ref.
490 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
493 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
494 speculation type of insn can be changed before trying to do that.
496 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
498 * dse.c (struct insn_info): Add 'frame_read' field.
499 (scan_insn): For the call to a const function, set frame_read if
501 If the insn reads the frame, kill the frame related stores.
502 (scan_reads_nospill): Likewise.
504 2007-10-14 Jason Merrill <jason@redhat.com>
506 * tree-eh.c (optimize_double_finally): Don't assume that the
507 cleanup we're duplicating is only one statement.
509 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
511 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
512 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
513 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
514 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
515 tree-vect-transform.c: Fix comment typos.
516 * doc/extend.texi: Fix a typo.
518 * c-common.h: Remove the prototype for c_expand_body.
519 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
520 * tree.h: Remove the prototype for fold_build_call_expr.
522 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
524 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
526 2007-10-13 David Edelsohn <edelsohn@gnu.org>
528 * config/rs6000/aix53.h: New file.
529 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
530 (TARGET_ALTIVEC_ABI): Same.
531 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
532 (TARGET_ALTIVEC_ABI): Delete.
533 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
534 stanza defaulting to aix5.3.
536 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
538 * config/i386/i386.md (SI_REG, DI_REG): New constants.
539 (strmov): Use defined constants.
540 (cmpstrnsi): Likewise.
541 * config/i386/i386.c (decide_alg): Use defined constants.
542 (ix86_expand_strlen): Likewise.
544 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
546 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
547 * var-tracking.c (micro_operation_def): Update comment on u.loc.
548 (mode_for_reg_attrs, var_lowpart): New functions.
549 (add_uses): Consider recording a lowpart of LOC for MO_USE.
550 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
551 or copy is known, set LOC to the SET that performs the set, instead
553 (find_src_status, find_src_set_src): Remove LOC parameter.
554 Replace INSN with the source value.
555 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
556 handling MO_SET and MO_COPY. Update the calls to find_src_status
557 and find_src_set_src.
559 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
562 * config/i386/i386.md (strmov): Check for esi and edi usage.
563 * config/i386/i386.c (decide_alg): Check whether we can use a
564 rep prefix and adjust algorithm choice accordingly.
565 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
567 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
569 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
571 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
573 * global.c (build_insn_chain): Formatting fixes.
575 2007-10-12 Richard Guenther <rguenther@suse.de>
577 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
578 combining both operands require either both have single uses
579 or combining to a constant.
581 2007-10-12 Richard Guenther <rguenther@suse.de>
584 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
585 a rhs with side-effects or which is a load.
586 (forward_propagate_into_cond): Also try combining both operands.
588 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
590 PR tree-optimization/33742
591 * tree-vect-transform.c (vectorizable_operation): Return false
592 if get_vectype_for_scalar_type for scalar_dest can't be determined.
593 (vectorizable_call): Same for rhs_type and lhs_type.
595 2007-10-12 Jakub Jelinek <jakub@redhat.com>
597 PR tree-optimization/33645
598 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
599 pass it to walk_tree.
600 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
601 When calling set_is_used on a VAR_DECL, if data is not NULL and
602 its DECL_UID is in the bitmap, call mark_all_vars_used on its
603 DECL_INITIAL after clearing the bit in bitmap.
604 (remove_unused_locals): Adjust mark_all_vars_used callers.
605 Instead of removing unused global vars from unexpanded_var_list
606 immediately record them in bitmap, call mark_all_vars_used on
607 all used global vars from unexpanded_var_list and only purge
608 global vars that weren't found used even during that step.
610 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
612 * gthr-posix.h (__gthread_active_init): Create detached instead of
613 joinable thread when testing whether threads are active on hppa-hpux.
614 * gthr-posix95.h (__gthread_active_init): Likewise.
616 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
619 * global.c (build_insn_chain): Include insn that occur between
622 2007-10-11 Tom Tromey <tromey@redhat.com>
624 * gengtype-yacc.y: Delete.
626 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
629 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
630 function_value_32, function_value_64, function_value_ms_64,
631 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
632 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
635 2007-10-11 Richard Guenther <rguenther@suse.de>
637 * gcse.c (hash_scan_set): If the next nonnote insn is in
638 a different basic block insert the set.
640 2007-10-11 Richard Guenther <rguenther@suse.de>
643 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
644 (verify_gimple_expr): Use it to verify pointer-to types for
647 2007-10-11 Richard Guenther <rguenther@suse.de>
650 * c-typeck.c (build_array_ref): Do not strip qualifiers from
651 the array element type.
653 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
655 PR rtl-optimization/33638
656 * dse.c (struct insn_info): Remove 'stack_read' field,
657 add 'stack_pointer_based' field.
658 (record_store): For a store with non-constant base, record
659 whether it is stack pointer based.
660 (scan_insn): For the call to a const function, remove stack
661 pointer based stores from the list of local active stores.
662 (scan_reads_nospill): Delete code dealing with const functions.
664 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
666 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
668 (conflict_p, set_conflict, set_conflicts): Likewise.
669 * global.c (global_alloc): Likewise.
670 * ra.h: Update prototypes.
672 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
674 * opth-gen.awk: Fixed generation of comment stating the origin
677 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
680 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
681 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
682 and '%}', respectively.
685 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
686 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
687 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
689 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
693 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
694 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
695 syntax for ASSEMBLER_DIALECT.
696 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
698 2007-10-10 Revital Eres <eres@il.ibm.com>
700 * modulo-sched.c (check_nodes_order): Dump the final order of
702 (get_sched_window): Add dump info.
703 (calculate_order_params): Dump order params of the nodes.
705 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
708 * ra-conflict.c (record_one_conflict_between_regnos,
709 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
710 (global_conflicts): Enhanced incorrect check.
712 2007-10-09 Geoffrey Keating <geoffk@apple.com>
714 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
715 if flag_exceptions is not set.
716 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
717 assemble_name rather than incorrectly emulating it.
719 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
720 friends are removed from G++.
722 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
724 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
725 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
726 enabling them is redundant. Don't check two times for
729 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
731 * ra-conflict.c (record_one_conflict_between_regnos): Revert
733 (set_conflicts_for_earlyclobber): Likewise.
734 (global_conflicts): Likewise.
736 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
738 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
739 and '%}', respectively.
741 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
743 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
744 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
746 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
749 2007-10-09 Richard Guenther <rguenther@suse.de>
752 * gimplify.c (canonicalize_component_ref): Honor qualifiers
753 of referenced structure and component.
755 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
758 * ra-conflict.c (record_one_conflict_between_regnos,
759 set_conflicts_for_earlyclobber, global_conflicts): Improved
761 (global_conflicts): Removed incorrect check.
763 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
765 PR tree-optimization/33615
766 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
767 if the statement might throw. Fix formatting.
769 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
771 PR tree-optimization/33615
772 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
773 if the rhs might throw.
775 2007-10-09 Jan Hubicka <jh@suse.cz>
777 * invoke.texi (align-threshold, align-loop-iterations): Document.
778 * final.c: Include cfgloop.h, params.h
779 (compute_alignments): Dump decisions and compare them with loop
780 structure; honor given parameters.
781 (pass_compute_alignments): New dump file.
782 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
783 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
785 2007-10-09 James E. Wilson <wilson@specifix.com>
787 PR tree-optimization/33655
789 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
790 convert it to bitsizetype before size_binop call.
792 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
794 PR tree-optimization/33572
795 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
796 the absence of a corresponding edge from the exit block.
798 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
801 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
803 (sra_build_assignment): Likewise. Set up mask depending on
805 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
807 (sra_build_elt_assignment): Don't view-convert from signed to
809 (sra_explode_bitfield_assignment): Use bit-field type if
810 possible. Use BYTES_BIG_ENDIAN.
812 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
815 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
816 the original stmt can throw.
817 (sra_build_bf_assignment): Fix type mismatch when applying negated
820 2007-10-08 Geoffrey Keating <geoffk@apple.com>
822 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
823 '#pragma mark' to be executed at preprocessing time.
825 2007-10-08 Ollie Wild <aaw@google.com>
827 * varasm.c (compare_constant): Removed call to
828 lang_hooks.expand_constant.
829 (copy_constants): Removed call to lang_hooks.expand_constant.
830 (compute_reloc_for_constant): Removed call to
831 lang_hooks.expand_constant.
832 (output_addressed_constants): Removed call to
833 lang_hooks.expand_constant.
834 (constructor_static_from_elts_p): Removed call to
835 lang_hooks.expand_constant.
836 (output_constant): Removed calls to lang_hooks.expand_constant.
837 * langhooks.h (struct lang_hooks): Removed field expand_constant.
838 * langhooks-def.h (lhd_return_tree): Removed.
839 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
840 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
841 * langhooks.c (lhd_return_tree): Removed.
843 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
845 * combine.c (setup_incoming_promotions): Ensure that
846 arguments that have not undergone mode promotions do not
847 incorrectly get marked as being sign- or zero-extended.
849 2007-10-08 Richard Guenther <rguenther@suse.de>
854 * fold-const.c (fold_binary): Use correct types in folding
855 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
856 and building of RROTATE_EXPR.
858 2007-10-08 Richard Guenther <rguenther@suse.de>
863 * fold-const.c (fold_binary): Use the correct types when
864 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
865 (fold_binary): Use the correct types when folding
866 (-A) - B to (-B) - A.
867 (fold_unary): Use the correct types when folding ~(X).
869 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
871 * doc/invoke.texi (Wall): fix formatting issues.
873 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
875 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
876 truncated shift counts.
878 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
880 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
881 syntax for ASSEMBLER_DIALECT.
882 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
884 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
885 Nathan Froyd <froydnj@codesourcery.com>
887 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
888 when determining whether to record INCOMING_RETURN_ADDR_RTX.
890 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
893 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
895 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
896 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
897 the function, temporarily point the debug interface to the null one.
899 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
901 PR tree-optimization/33655
903 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
906 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
908 PR tree-optimization/33572
909 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
910 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
911 (update_ssa_across_abnormal_edges): ... this. Set slots in the
913 (copy_edges_for_bb): Handle nonlocal label edges.
914 (make_nonlocal_label_edges): Deleted.
915 (optimize_inline_calls): Don't call it.
917 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
919 * gthr-single.h: Revert last change.
921 2007-10-05 Michael Matz <matz@suse.de>
924 * lower-subreg.c (decompose_multiword_subregs): Use
925 validate_unshare_change().
927 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
929 * ra-conflict.c: Include "sparseset.h".
930 (conflicts): Change to HOST_WIDEST_FAST_INT.
931 (allocnos_live): Redefine variable as a sparseset.
932 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
933 (allocno_row_words): Removed global variable.
934 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
935 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
936 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
937 (record_one_conflict_between_regnos): Cache allocno values and reuse.
939 (record_one_conflict): Update uses of allocnos_live to use
940 the sparseset routines. Use set_conflicts_p.
941 (mark_reg_store): Likewise.
942 (set_reg_in_live): Likewise.
943 (global_conflicts): Update uses of allocnos_live.
944 Use the new adjacency list to visit an allocno's neighbors
945 rather than iterating over all possible allocnos.
946 Call set_conflicts_p to setup conflicts rather than adding
948 * global.c: Comments updated.
949 (CONFLICTP): Delete define.
950 (regno_compare): New function. Add prototype.
951 (global_alloc): Sort the allocno to regno mapping according to
952 which basic blocks the regnos are referenced in. Modify the
953 conflict bit matrix to a compressed triangular bitmatrix.
954 Only allocate the conflict bit matrix and adjacency lists if
955 we are actually going to allocate something.
956 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
957 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
958 allocno's neighbors rather than iterating over all possible allocnos.
959 (mirror_conflicts): Removed function.
960 (dump_conflicts): Iterate over regnos rather than allocnos so
961 that all dump output will be sorted by regno number.
962 Use the FOR_EACH_CONFLICT macro.
963 * ra.h: Comments updated.
964 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
965 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
966 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
967 (adjacency_list_d, adjacency_iterator_d): New types.
968 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
969 adjacency_iter_next, regno_basic_block): New static inline functions.
970 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
971 (conflict_p): Add function prototype.
972 * sparseset.h, sparseset.c: New files.
973 * Makefile.in (OBJS-common): Add sparseset.o.
974 (sparseset.o): New rule.
976 2007-10-05 Richard Guenther <rguenther@suse.de>
979 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
982 2007-10-05 Michael Matz <matz@suse.de>
985 * function.c (match_asm_constraints_1): Check for input
986 being used in the outputs.
988 2007-10-05 Richard Guenther <rguenther@suse.de>
990 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
992 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
995 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
996 subset checks. Make the cost of FPR -> FPR moves depend on
997 mips_mode_ok_for_mov_fmt_p.
999 2007-10-04 Doug Kwan <dougkwan@google.com>
1001 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1002 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1003 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1004 support of conditional variables.
1005 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1006 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1007 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1008 support of conditional variables.
1009 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1010 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1011 conditional variables.
1012 * gthr.h: Update comments to document new interface.
1014 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1016 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1019 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1021 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1023 2007-10-04 Richard Guenther <rguenther@suse.de>
1026 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1027 does not need to be of INTEGER_TYPE.
1028 (verify_gimple_2): New function split out from ...
1029 (verify_gimple_1): ... here. ICE if there was an error during
1032 2007-10-04 Michael Matz <matz@suse.de>
1034 PR rtl-optimization/33653
1035 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1036 * dse.c (scan_insn): Same.
1038 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1040 * config.gcc: Remove USE_GAS for m68k targets.
1042 2007-10-04 Richard Guenther <rguenther@suse.de>
1044 PR tree-optimization/33627
1045 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1046 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1048 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1049 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1051 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1053 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1054 commands_in_epilogues): Remove variables.
1055 (avr_file_start): Remove unneded initializations of commands_in_file,
1056 commands_in_prologues and commands_in_epilogues variables.
1057 (avr_file_end): Remove dead code.
1059 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1061 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1062 MOTOROLA is to true.
1064 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1067 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1068 (mips_split_doubleword_move): ...this.
1069 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1070 use natural endianness for multi-format FPR values.
1071 (mips_split_64bit_move): Rename to...
1072 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1073 Use move_doubleword_fpr* patterns for moves involving FPRs.
1074 (mips_save_reg): Update the call to mips_split_64bit_move.
1075 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1076 nonzero constant into an FPR if the constant can be forced to memory.
1077 * config/mips/mips.md: Update the splitter calls to
1078 mips_split_64bit_move.
1079 (UNSPEC_LOAD_DF_LOW): Rename to...
1080 (UNSPEC_LOAD_LOW): ...this.
1081 (UNSPEC_LOAD_DF_HIGH): Rename to...
1082 (UNSPEC_LOAD_HIGH): ...this.
1083 (UNSPEC_STORE_DF_HIGH): Rename to...
1084 (UNSPEC_STORE_WORD): ...this.
1085 (SPLITF): New mode iterator.
1086 (HALFMODE): New mode attribute.
1087 (movtf): New expander.
1088 (*movtf_internal): New define_insn_and_split.
1089 (move_doubleword_fpr<mode>): New expander.
1090 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1092 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1093 (mfhc1<mode>): ...these more general patterns.
1095 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1097 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1099 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1101 * gcse.c (hash_scan_set): Insert set in insn before note at
1102 the end of basic block.
1104 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1106 PR tree-optimization/33576
1107 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1108 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1109 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1110 (remove_iv): Declared.
1111 * lambda-code.c (remove_iv): Not static.
1112 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1113 Don't remove ivs there, save ivs in the buffer.
1115 2007-10-03 Jason Merrill <jason@redhat.com>
1118 * tree-eh.c (same_handler_p): New fn.
1119 (optimize_double_finally): New fn.
1120 (refactor_eh_r): New fn.
1121 (refactor_eh): New fn.
1122 (pass_refactor_eh): New pass.
1123 * tree-pass.h: Declare it.
1124 * passes.c (init_optimization_passes): Add it.
1126 2007-10-03 Doug Kwan <dougkwan@google.com>
1127 Richard Guenther <rguenther@suse.de>
1130 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1131 be conservative instead.
1133 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1136 * doc/invoke.texi (-fwhole-program): Document that Fortran
1137 doesn't support this option.
1139 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1142 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1145 2007-10-02 David Daney <ddaney@avtrex.com>
1147 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1148 against constant zero.
1149 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1152 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1154 * ra-conflict.c: New file.
1156 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1157 usage to DF_LIVE usage.
1158 (reload): Remove reference to df_get_live_top.
1159 * rtlanal.c (subreg_nregs_with_regno): New function.
1160 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1161 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1162 (df_has_eh_preds): Removed.
1163 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1164 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1166 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1167 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1168 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1169 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1170 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1171 (global_alloc): Turn off rescanning insns after call to
1172 global_conflicts and added call to set_preferences.
1173 (global_conflicts): Moved to ra-alloc.c.
1174 (set_preferences_1, set_preferences): New function.
1175 (mirror_conflicts): Changed types for various variables.
1176 (mark_elimination): Change DF_RA_LIVE
1177 usage to DF_LIVE usage.
1178 (build_insn_chain): Rewritten from scratch and made local.
1179 (print_insn_chain, print_insn_chains): New functions.
1180 (dump_conflicts): Do not print conflicts for fixed_regs.
1181 (rest_of_handle_global_alloc): Turn off insn rescanning.
1182 * hard-reg-set.h: Fixed comment.
1183 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1184 usage to DF_LIVE usage and delete refs to TOP sets.
1185 (block_alloc): Mark regs as live if they are in the artificial
1186 defs at top of block.
1187 (find_stack_regs): New function.
1188 (rest_of_handle_local_alloc): Changed urec problem to live
1189 problem and do not turn off df rescanning.
1190 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1191 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1192 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1193 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1194 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1195 fields in df_ref_flags. The rest have been renumbered.
1196 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1198 * rtl.h (subreg_nregs_with_regno): New function.
1199 * df-problems.c: (df_get_live_out, df_get_live_in,
1200 df_get_live_top): Removed reference to DF_RA_LIVE.
1201 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1202 df_live_alloc, df_live_reset, df_live_local_finalize,
1203 df_live_free): Make top set only if different from in set.
1204 (df_lr_top_dump, df_live_top_dump): Only print top set if
1205 different from in set.
1206 (df_lr_bb_local_compute): Removed unnecessary check.
1207 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1208 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1209 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1210 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1211 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1212 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1213 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1214 df_urec_add_problem): Removed.
1215 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1217 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1218 * basic_block.h (bb_has_abnormal_pred): New function.
1219 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1220 usage to DF_LIVE usage.
1222 2007-10-02 Revital Eres <eres@il.ibm.com>
1224 * config/rs6000/predicates.md (easy_vector_constant): Return false
1225 for 750CL paired vectors.
1226 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1228 (vec_initv2sf): Add new description.
1229 (vconcatsf): Likewise.
1230 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1231 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1233 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1235 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1236 sinking the last stmt in a BB.
1238 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1241 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1242 (sra_hash_tree): Handle BIT_FIELD_REFs.
1243 (sra_elt_hash): Don't hash bitfld blocks.
1244 (sra_elt_eq): Skip them in parent compares as well. Handle
1246 (build_element_name_1): Handle BIT_FIELD_REFs.
1247 (instantiate_element): Propagate nowarn from parents. Create
1248 BIT_FIELD_REF for variables that are widened by scalarization.
1249 Gimple-zero-initialize all bit-field variables that are not
1250 part of parameters that are going to be scalarized on entry.
1251 (instantiate_missing_elements_1): Return the sra_elt.
1252 (canon_type_for_field): New.
1253 (try_instantiate_multiple_fields): New. Infer widest possible
1254 access mode from decl or member type, but clip it at word
1255 size, and only widen it if a field crosses an alignment
1257 (instantiate_missing_elements): Use them.
1258 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1259 (scalar_bitfield_p): New.
1260 (sra_build_assignment): Optimize assignments from scalarizable
1261 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1264 (sra_build_bf_assignment): New. Optimize assignments to
1265 scalarizable BIT_FIELD_REFs.
1266 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1267 assignments to full variables.
1268 (generate_copy_inout): Use the new macros and functions.
1269 (generate_element_copy): Likewise. Handle bitfld differences.
1270 (generate_element_zero): Don't recurse for blocks. Use
1271 sra_build_elt_assignment.
1272 (generate_one_element_init): Take elt instead of var. Use
1273 sra_build_elt_assignment.
1274 (generate_element_init_1): Adjust.
1275 (bitfield_overlap_info): New struct.
1276 (bitfield_overlaps_p): New.
1277 (sra_explode_bitfield_assignment): New. Adjust widened
1278 variables to account for endianness.
1279 (sra_sync_for_bitfield_assignment): New.
1280 (scalarize_use): Re-expand assignment to/from scalarized
1281 BIT_FIELD_REFs. Explode or sync needed members for
1282 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1283 (scalarize_copy): Use REPLDUP.
1284 (scalarize_ldst): Move assert before dereference. Adjust EH
1286 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1288 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1290 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1291 Rename CR_* constants to CMP_*. Fix spacing.
1293 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1296 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1297 to be processed with the special script doc/install.texi2html.
1299 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1301 * doc/invoke.texi (Wall): List the options enabled by Wall.
1302 (Wstrict-aliasing): Add missing @option.
1304 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1306 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1307 rather than gen_lowpart to change a register from DImode to DFmode.
1308 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1309 both FROM and TO are integer modes that are no bigger than 4 bytes.
1310 (mips_mode_ok_for_mov_fmt_p): New function.
1311 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1312 (mips_secondary_reload_class): Tweak formatting and comments.
1313 Use reg_class_subset_p instead of direct comparisons with
1314 classes. Only allow direct FPR<->FPR moves for modes that
1315 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1316 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1317 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1318 (*movdi_64bit): Likewise.
1319 (*movsi_internal): Likewise.
1320 (*movhi_internal): Likewise.
1321 (*movqi_internal): Likewise.
1323 2007-09-30 Diego Novillo <dnovillo@google.com>
1326 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1329 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
1331 PR tree-optimization/33597
1332 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
1333 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
1335 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
1338 instead of variants of (!reload_in_progress && !reload_completed).
1339 (x86_expand_vector_move): Ditto.
1341 2007-09-28 Ollie Wild <aaw@google.com>
1344 2007-09-27 Ollie Wild <aaw@google.com>
1346 * varasm.c (compare_constant): Removed call to
1347 lang_hooks.expand_constant.
1348 (copy_constants): Removed call to lang_hooks.expand_constant.
1349 (compute_reloc_for_constant): Removed call to
1350 lang_hooks.expand_constant.
1351 (output_addressed_constants): Removed call to
1352 lang_hooks.expand_constant.
1353 (constructor_static_from_elts_p): Removed call to
1354 lang_hooks.expand_constant.
1355 (output_constant): Removed calls to lang_hooks.expand_constant.
1356 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1357 * langhooks-def.h (lhd_return_tree): Removed.
1358 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1359 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1360 * langhooks.c (lhd_return_tree): Removed.
1362 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1365 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
1366 argument to gen_selb.
1368 2007-09-28 Chao-ying Fu <fu@mips.com>
1370 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
1371 * doc/libgcc.texi (Fixed-point fractional library routines):
1372 Fix typos for neg and cmp functions.
1374 2007-09-28 Michael Matz <matz@suse.de>
1376 PR rtl-optimization/33552
1377 * function.c (match_asm_constraints_1): Check for overlap in
1378 inputs and replace all occurences.
1380 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
1382 * config/mips/mips.c (override_options): Fix comment typo.
1384 2007-09-28 Jie Zhang <jie.zhang@analog.com>
1386 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
1387 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
1388 * config/bfin/t-bfin-linux (crti.o): Don't build.
1390 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1391 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
1393 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1395 2007-09-27 Ollie Wild <aaw@google.com>
1397 * varasm.c (compare_constant): Removed call to
1398 lang_hooks.expand_constant.
1399 (copy_constants): Removed call to lang_hooks.expand_constant.
1400 (compute_reloc_for_constant): Removed call to
1401 lang_hooks.expand_constant.
1402 (output_addressed_constants): Removed call to
1403 lang_hooks.expand_constant.
1404 (constructor_static_from_elts_p): Removed call to
1405 lang_hooks.expand_constant.
1406 (output_constant): Removed calls to lang_hooks.expand_constant.
1407 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1408 * langhooks-def.h (lhd_return_tree): Removed.
1409 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1410 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1411 * langhooks.c (lhd_return_tree): Removed.
1413 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1416 * expr.c (emit_group_load_1): Split constant double when destination
1417 length is half source length.
1419 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
1421 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
1422 (mips_cpu_info): Add tune_flags.
1423 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
1424 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
1426 (override_options): Remove deprecation code. Use branch-likely
1427 instructions for optimize_size or if the tuning flags do not
1428 suggest otherwise. Tweak warning.
1429 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
1431 2007-09-27 Matthias Klose <doko@ubuntu.com>
1433 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
1434 multilib osdirname if it exists.
1435 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
1437 2007-09-27 Ian Lance Taylor <iant@google.com>
1439 PR tree-optimization/33565
1440 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
1441 assignments of comparisons.
1442 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
1443 parameter. Change caller. Defer overflow warnings around call to
1445 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
1446 TREE_NO_WARNING is set on the statement.
1447 * tree-ssa-forwprop.c
1448 (tree_ssa_forward_propagate_single_use_vars): Don't test
1449 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
1450 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1452 2007-09-27 Joseph Myers <joseph@codesourcery.com>
1454 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
1455 reduce offset by units of 0x10000 for SPE vector modes or modes
1456 used with E500 double instructions.
1458 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
1460 * simplify-rtx.c (comparison_result): New.
1461 (simplify_const_relational_operation): Use it instead of the five
1462 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
1463 Improve bounds-checking optimizations; remove subsumed POPCOUNT
1464 optimizations. Extract nonzero_address_p optimizations into a
1465 separate "if" together with optimizations where op1 is const0_rtx.
1466 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
1467 floating-point arguments too when appropriate. Hoist test for ABS
1468 outside the final switch statement.
1469 * cse.c (fold_rtx): Don't look for an IOR equivalent of
1470 folded_arg0 if we found a constant equivalent. Remove
1471 transformations done in simplify-rtx.c for "op0 RELOP op0".
1473 2007-09-27 Jakub Jelinek <jakub@redhat.com>
1475 * builtins.c (expand_builtin, expand_builtin_object_size,
1476 expand_builtin_memory_chk, maybe_emit_chk_warning,
1477 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
1479 * expr.c (expand_expr_real_1): Likewise.
1480 * langhooks-def.h (struct diagnostic_info): Add forward decl.
1481 (lhd_print_error_function): Add third argument.
1482 * langhooks.h (struct diagnostic_info): Add forward decl.
1483 (struct lang_hooks): Add third argument to print_error_function.
1484 * diagnostic.h (diagnostic_info): Add abstract_origin field.
1485 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
1487 (diagnostic_report_current_function): Likewise.
1488 * toplev.c (announce_function): Pass NULL as second argument to
1489 diagnostic_set_last_function.
1490 * diagnostic.c (diagnostic_report_current_function): Add second
1491 argument, pass it as third argument to lang_hooks.print_error_function.
1492 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
1493 to diagnostic_report_current_function.
1494 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
1495 and message.abstract_origin.
1496 (verbatim): Initialize abstract_origin.
1497 * pretty-print.h (text_info): Add abstract_origin field.
1498 * pretty-print.c (pp_base_format): Handle %K.
1499 * langhooks.c (lhd_print_error_function): Add third argument. If
1500 diagnostic->abstract_origin, print virtual backtrace.
1501 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1502 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
1503 (init_dynamic_diag_info): Likewise.
1505 2007-09-26 David Daney <ddaney@avtrex.com>
1508 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
1509 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
1510 sync_old_nand<mode>, sync_new_nand<mode>,
1511 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
1512 Update length attributes.
1513 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
1514 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
1516 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
1517 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
1518 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
1521 2007-09-26 Richard Guenther <rguenther@suse.de>
1523 PR tree-optimization/33563
1524 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
1525 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
1527 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
1528 get_use_of_stmt_lhs.
1530 2007-09-26 Joseph Myers <joseph@codesourcery.com>
1533 * c-common.c (complete_array_type): Diagnose too-large arrays and
1534 set type to error_mark_node.
1536 2007-09-26 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/30375
1539 PR tree-optimization/33560
1540 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
1544 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
1546 * tree-ssa-dse.c (aggregate_vardecl_d): New.
1547 (dse_global_data): Add aggregate_vardecl field.
1548 (dse_possible_dead_store_p): New.
1549 Add prev_defvar variable.
1550 Allow immediate uses and previous immediate uses to differ
1551 if they are setting different parts of the whole.
1552 (get_aggregate_vardecl): New.
1553 (dse_record_partial_aggregate_store): New.
1554 (dse_whole_aggregate_clobbered_p): New.
1555 (dse_partial_kill_p): New.
1556 Call dse_maybe_record_aggregate_store().
1557 When checking whether a STMT and its USE_STMT refer to the
1558 same memory address, check also for partial kills that clobber
1560 Move some variable definitions to the block where they are used.
1561 (aggregate_vardecl_hash): New.
1562 (aggregate_vardecl_eq): New.
1563 (aggregate_vardecl_free): New.
1564 (aggregate_whole_store_p): New.
1565 (tree_ssa_dse): Initialize and free aggregate_vardecl.
1566 Mark which aggregate stores we care about.
1568 2007-09-25 DJ Delorie <dj@redhat.com>
1571 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
1574 2007-09-25 Michael Meissner <michael.meissner@amd.com>
1577 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
1578 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
1579 for vector int32 -> int64 conversions. Don't write beyond the end
1580 of the allocated vector for int32 -> int64 conversions.
1582 2007-09-25 Revital Eres <eres@il.ibm.com>
1584 * config/rs6000/paired.h (paired_sel): New.
1585 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
1586 (rs6000_expand_ternop_builtin): Pass zero const_double operand
1587 when expanding selv2sf.
1588 * config/rs6000/rs6000.h (rs6000_builtins): Add
1589 PAIRED_BUILTIN_SELV2SF4.
1591 2007-09-25 Joseph Myers <joseph@codesourcery.com>
1594 * c-typeck.c (default_conversion): Call require_complete_type
1595 before perform_integral_promotions.
1596 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
1597 (build_c_cast): Call require_complete_type except for casts to
1599 (convert_for_assignment): Call require_complete_type.
1601 2007-09-25 Revital Eres <eres@il.ibm.com>
1603 * config/spu/spu.md: Fix doloop pattern.
1605 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
1607 * config/bfin/bfin.c (expand_prologue_reg_save,
1608 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
1610 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1611 ... from here. New argument ALL; callers changed.
1612 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
1613 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
1614 have the "saveall" attribute.
1616 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
1618 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
1620 (INCOMING_REGNO, OUTGOING_REGNO): Define.
1621 * config/mmix/mmix.c (mmix_opposite_regno): New function.
1622 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
1624 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
1625 with REG_P tests before REGNO access.
1627 2007-09-24 DJ Delorie <dj@redhat.com>
1630 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
1632 (movqicc_<code>_<mode>): Likewise.
1633 (movhicc_<code>_<mode>): Likewise.
1635 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
1638 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
1639 register for reload.
1641 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
1644 * config/i386/i386.c (ix86_comp_type_attributes): Check
1647 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1649 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
1650 "move.l %a4,%a4" to produce nops.
1651 * config/m68k/m68k.c (override_options): Reset align options,
1652 if neccessary align macro isn't avaible.
1654 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1656 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
1658 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1660 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
1662 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1663 reload is completed.
1664 (peephole pattern): Convert most of them to RTL peephole pattern.
1666 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1668 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1669 (moved from fp compare patterns).
1670 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1671 Cleanup predicates to relieve reload.
1672 (conditional_trap): Reject conditional trap with fp condition.
1673 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1674 certain constants early.
1676 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1678 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1680 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1682 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1683 Allow --with-tune=cell and --with-cpu=cell.
1685 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1687 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1688 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1690 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1692 (TARGET_BUILTIN_RECIPROCAL): Use it.
1693 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1694 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1695 (rs6000_emit_swrsqrtsf): New.
1696 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1698 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1699 (divsf3): Remove swdiv support.
1702 (rsqrt_internal1): New.
1703 (divdf3): Remove swdiv support.
1706 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1709 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1711 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1712 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1713 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1714 lang_hooks.type.type_hash_eq in addition to generic tests.
1716 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1717 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1719 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1720 reflect the cost per call to a target specific builtin.
1721 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1722 call to a target specific builtin, then use target_builtin_call_cost.
1723 (init_inline_once): Initialize target_builtin_call_cost field.
1725 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1728 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1731 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1733 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1734 * configure: Regenerated.
1736 2007-09-23 Ollie Wild <aaw@google.com>
1738 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1740 (get_pointer_modulus_and_residue): New function.
1742 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1744 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1745 combine an SC return value into a single register.
1747 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1749 * opth-gen.awk (target_flags_explicit): Declare.
1750 * toplev.h (target_flags_explicit): Delete declaration.
1751 * toplev.c (target_flags): Likewise.
1752 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1753 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1754 Never return true for TARGET_MIPS16.
1755 * config/mips/mips.c (mips_llsc): Delete.
1756 (mips_handle_option): Remove -mllsc handling.
1757 (mips_strip_unspec_address): Tweak comment.
1758 * config/mips/mips.opt (mllsc): Use a target mask.
1760 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1762 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1763 word_mode as well as Pmode.
1765 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1767 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1768 parameters from word_mode to the subword type if such a truncation
1771 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1773 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1774 * configure: Regenerated.
1776 2007-09-23 Jan Hubicka <jh@suse.cz>
1778 * params.def (INLINE_CALL_COST): Set to 12.
1779 * invoke.texi (inline-call-cost): Update default value.
1781 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1783 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1785 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1786 Revital Eres <eres@il.ibm.com>
1788 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1789 checks whether the count_reg is found outside the control part.
1791 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1793 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1794 instead of checking CALL_EXPR_FN directly to test for builtins.
1795 If error or warning attributes are present, print
1796 error resp. warning.
1797 * c-common.c (handle_error_attribute): New function.
1798 (c_common_attribute_table): Add error and warning
1800 * doc/extend.texi: Document error and warning attributes.
1802 * tree.h (block_nonartificial_location): New prototype.
1803 * tree.c (block_nonartificial_location): New function.
1804 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1805 if artificial attribute is present on abstract inline decl.
1806 * c-common.c (handle_artificial_attribute): New function.
1807 (c_common_attribute_table): Add artificial attribute.
1808 * final.c (override_filename, override_linenum): New variables.
1809 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1810 and override_linenum if inside of a block inlined from
1811 __attribute__((__artificial__)) function.
1812 (notice_source_line): Honor override_filename and override_linenum.
1813 * doc/extend.texi: Document __attribute__((__artificial__)).
1814 * config/i386/emmintrin.h: Add __artificial__ attribute to
1815 all __always_inline__ functions.
1816 * config/i386/mmintrin.h: Likewise.
1817 * config/i386/tmmintrin.h: Likewise.
1818 * config/i386/mm3dnow.h: Likewise.
1819 * config/i386/pmmintrin.h: Likewise.
1820 * config/i386/ammintrin.h: Likewise.
1821 * config/i386/xmmintrin.h: Likewise.
1822 * config/i386/smmintrin.h: Likewise.
1823 * config/i386/bmmintrin.h: Likewise.
1824 * config/i386/mmintrin-common.h: Likewise.
1827 * expr.c (expand_constructor): New function.
1828 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1829 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1832 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1834 * config/mips/mips.c (dump_constants_1): Generalize to include
1835 fractional and accumulator modes.
1837 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1839 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1840 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1842 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1843 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1845 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1847 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1849 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1850 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1852 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1853 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1854 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1856 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1858 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1859 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1860 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1862 2007-09-22 Jason Merrill <jason@redhat.com>
1865 * attribs.c (lookup_attribute_spec): Split out...
1866 (decl_attributes): From here.
1867 * tree.h: Declare it.
1869 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1871 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1873 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1875 * tree-inline.c (remap_type_1): Correctly chain variants.
1877 2007-09-22 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/33146
1880 * fold-const.c (fold_binary): Use the original tree
1882 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1883 also changes "sign".
1885 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1888 * except.c (finish_eh_generation): Call commit_edge_insertions if
1889 there are insns queued on the entry edge.
1890 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1893 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1895 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1897 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1899 * gcc/config/i386/i386.c: Delete trailing whitespace.
1900 * gcc/config/i386/i386.h: Ditto.
1901 * gcc/config/i386/bmmintrin.h: Ditto.
1902 * gcc/config/i386/sync.md: Ditto.
1903 * gcc/config/i386/ppro.md: Ditto.
1904 * gcc/config/i386/mmx.md: Ditto.
1905 * gcc/config/i386/constraints.md: Ditto.
1906 * gcc/config/i386/sse.md: Ditto.
1907 * gcc/config/i386/athlon.md: Ditto.
1908 * gcc/config/i386/i386.md: Ditto.
1910 2007-09-21 Richard Guenther <rguenther@suse.de>
1912 PR tree-optimization/33508
1913 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1914 quadratic loop by keeping a bitmap of variables we have
1915 to clobber all subvariables for.
1916 (set_initial_properties): Likewise.
1918 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1920 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1922 2007-09-20 Nigel Stephens <nigel@mips.com>
1923 Chao-ying Fu <fu@mips.com>
1925 * c-decl.c (finish_declspecs): When _Sat is used without
1926 _Fract or _Accum, set the default type to cts_fract.
1927 This avoids a warning of "type defaults to int".
1929 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1931 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1932 bit-fields wider than one bit.
1934 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1937 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1939 * dbxout.c (dbxout_type): Likewise.
1943 * gimplify.c (gimplify_vla_decl): New function.
1944 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1946 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1948 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1950 * doc/invoke.texi (-minterlink-mips16): Document.
1951 * config/mips/mips.opt (minterlink-mips16): New option.
1952 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1955 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1957 * doc/extend.texi (Attribute Syntax): Remove old speculative
1960 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1962 * combine.c: Include cgraph.h.
1963 (setup_incoming_promotions): Rework to allow more aggressive
1964 elimination of sign extensions when all call sites of the
1965 current function are known to lie within the current unit.
1967 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1969 * dse.c (find_shift_sequence): No-op rework of control flow.
1971 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1973 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1974 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1976 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1978 * cfgexpand.c (dump_stack_var_partition): Use the correct
1979 index for the offset.
1981 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1983 * config/mips/sde.h: Switch to GPLv3.
1985 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1987 * tree-sra.c (decide_block_copy): Decide if there are groups.
1989 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1991 * config/m68k/m68k.c (output_move_himode): Remove jump table
1993 config/m68k/m68k.md (lea): Likewise.
1994 * config/m68k/m68k.c (print_operand_address): Use simple pc
1995 relative addressing.
1997 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1999 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2000 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2002 (asm_insn_count): Pass template as second argument to it.
2003 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2004 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2005 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2006 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2007 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2008 (sh_insn_length_adjustment): Pass template as second argument to it.
2009 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2011 * config/bfin/bfin.md (define_asm_attributes): New.
2013 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2015 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2017 * config/bfin/print-sysroot-suffix.sh: New.
2018 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2019 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2020 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2021 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2022 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2023 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2024 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2025 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2026 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2027 (linux-sysroot-suffix.h): New target.
2028 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2029 (mspecld-anomaly): Likewise.
2030 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2031 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2032 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2033 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2034 (bfin_si_revision): Declare.
2035 (bfin_workarounds): Declare.
2036 (WA_SPECULATIVE_LOADS): Define.
2037 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2038 (WA_SPECULATIVE_SYNCS): Define.
2039 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2040 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2041 (LIB_SPEC): Add %s to the linker scripts.
2042 Use proper linker script for bf522, bf525, bf527,
2043 bf538, bf539, bf542, bf544, bf548, and bf549.
2044 * config/bfin/bfin.c (bfin_si_revision): Define.
2045 (bfin_workarounds): Define.
2046 (struct bfin_cpu): New.
2048 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2049 (override_options): Set bfin_workarounds.
2050 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2051 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2052 ENABLE_WA_SPECULATIVE_LOADS.
2053 (bfin_reorg): Likewise.
2054 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2055 macros for bf522, bf525, bf527, bf538, bf539,
2056 bf542, bf544, bf548, and bf549.
2057 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2058 Don't define __ID_SHARED_LIB__ when -msep-data.
2059 (TARGET_DEFAULT): Define as 0.
2060 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2061 * doc/invoke.texi (Blackfin Options): Document silicon
2062 revision part of -mcpu option and it now accepts bf522, bf525,
2063 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2065 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2067 * alias.c (memory_modified_1): Deconstify.
2068 (memory_modified_in_insn_p): Don't use const_note_stores.
2069 * rtl.h (const_note_stores): Delete.
2070 * rtlanal.c (const_note_stores): Likewise.
2072 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2074 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2077 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2081 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2082 (addsi_small_int): Likewise.
2083 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2084 (one_cmplsi2): Likewise.
2086 (enter_func): Expand insn using hard_frame_pointer_rtx and
2089 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2090 hard_frame_pointer_rtx instead of using REGNO() check.
2091 Properly sign extend GEN_INT() argument.
2093 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2095 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2097 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2098 alternatives with just jcc.
2099 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2100 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2101 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2102 dbge_hi, dbge_si): Likewise.
2104 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2106 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2107 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2108 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2109 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2110 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2112 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2114 * config/m68k/m68k-devices.def (51qe): New device.
2115 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2116 to all uses of FL_FOR_isa_c for compatibility.
2117 (all_microarchs): Add cfv1 microarchitecture.
2118 (m68k_handle_option): Handle m51qe option.
2119 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2120 (TUNE_CFV1): New macro.
2121 (enum uarch_type): Add ucfv1.
2122 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2124 2007-09-18 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/31863
2127 * tree-ssa-structalias.c (create_variable_info_for): Always
2128 free the fieldstack.
2130 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2132 * opts.c (decode_options): Enable vectorization under -O3.
2134 2007-09-18 Richard Guenther <rguenther@suse.de>
2136 PR tree-optimization/33340
2137 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2138 SSA_NAMEs that occur in abnormal PHI nodes.
2140 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2142 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2143 Don't use const_get_call_expr_in.
2144 * tree-gimple.c (const_get_call_expr_in): Delete.
2145 * tree-gimple.h (const_get_call_expr_in): Likewise.
2147 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2149 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2150 not yet have a basic block.
2151 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2153 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2155 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2156 to both ".section"s.
2158 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2160 * config/mips/mips.c (mips_output_mi_thunk): Use
2161 mips_function_ok_for_sibcall and const_call_insn_operand
2162 to determine if a direct sibcall is allowed. Use
2163 mips_classify_symbol to determine a global pointer is needed.
2165 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2167 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2169 2007-09-17 Chao-ying Fu <fu@mips.com>
2170 Nigel Stephens <nigel@mips.com>
2172 * config/fixed-bit.h: New file.
2173 * config/fixed-bit.c: New file.
2174 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2176 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2178 * c-format.h (format_kind_info): Add alloc_char field.
2179 * c-format.c (scanf_flag_specs): Add 'm'.
2180 (scanf_flag_pairs): Add 'a', 'm' pair.
2181 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2182 (format_types_orig): Add alloc_char fields.
2183 (check_format_info_main): Rename aflag to alloc_flag.
2184 Handle fki->alloc_char. modifier after width and before length
2185 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2186 length modifiers as well.
2187 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2190 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2191 returned by build_call_expr.
2193 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2195 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2196 NULL for variable-sized records too.
2197 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2199 2007-09-17 Tom Tromey <tromey@redhat.com>
2201 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2202 (c_builtin_function): Likewise.
2203 (grokdeclarator): Likewise.
2205 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2207 PR rtl-optimization/26449
2208 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2209 (seq_insns_valid_p): Removed.
2211 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2213 * tree-nomudflap.c (gate_mudflap): New static function.
2214 (pass_mudflap_1): Use it as gate function.
2215 (pass_mudflap_2): Likewise.
2217 2007-09-17 Jan Hubicka <jh@suse.cz>
2221 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2223 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2225 PR tree-optimization/33319
2226 * tree-vect-analyze.c (vect_same_range_drs): New.
2227 (vect_vfa_range_equal): New.
2228 (vect_is_duplicate_ddr): Removed.
2229 (vect_mark_for_runtime_alias_test): Do not perform marking when
2230 optimizing for size or max_param for alias checking is zero.
2231 Move the function before vect_analyze_data_ref_dependence.
2232 (vect_analyze_data_ref_dependence): Add call to
2233 vect_mark_for_runtime_alias_test in two cases when dependence
2235 (vect_analyze_data_ref_dependences): Do not call to
2236 vect_mark_for_runtime_alias_test.
2237 (vect_prune_runtime_alias_test_list): New.
2238 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2239 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2240 Update vec_outside_cost.
2241 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2242 (vect_create_cond_for_alias_checks): Build the base address of data
2243 reference from DR_GROUP_FIRST_DR.
2244 (vect_loop_versioning): New.
2245 (vect_transform_loop): Add a call to vect_loop_versioning.
2246 Remove factored out code.
2248 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2251 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2254 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2256 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2257 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2258 Fix the call to insn_rtx_cost. Skip access sizes that require a
2259 real truncation of the store register. Use convert_move instead
2260 of gen_lowpart when narrowing the result.
2261 (replace_read): Use convert_move instead of gen_lowpart when
2262 narrowing the store rhs.
2264 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2266 * config/mips/mips.md (SHORT): Fix long line.
2267 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2268 to QImode and HImode.
2270 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2272 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2274 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2276 * tree-parloops.c: New file.
2277 * tree-ssa-operands.h (free_stmt_operands): Declare.
2278 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2280 * tree-pass.h (pass_parallelize_loops): Declare.
2281 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2283 (build_omp_regions_1): Allow analysing just a single OMP region and
2285 ( build_omp_regions_root, omp_expand_local): New functions.
2286 (build_omp_regions): Add argument to build_omp_regions_1 call.
2287 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2288 autoparallelization is run.
2289 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2290 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2291 pass_parallelize_loops): New.
2292 * common.opt (ftree-parallelize-loops): New.
2293 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2294 parallelize_loops): Declare.
2295 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2296 * Makefile.in (tree-parloops.o): Added.
2297 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2299 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2300 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2301 one extra edge as well.
2302 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2303 Use VEC_free to free doms vector.
2304 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2305 operands. Recompute operand caches in the new function.
2306 (move_sese_region_to_fn): Update loop info.
2307 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2308 * tree-ssa-operands.c (free_stmt_operands): New function.
2310 * doc/passes.texi: Document autoparallelization.
2311 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2313 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2316 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2319 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2321 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2322 the VEC is not NULL.
2323 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2324 get_vectype_for_scalar_type succeeded.
2325 (vectorizable_conversion): Likewise.
2327 2007-09-14 Jan Hubicka <jh@suse.cz>
2329 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
2332 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
2336 register when operands[2] equals operands[1].
2337 (remainderxf3): Ditto.
2339 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
2340 Nigel Stephens <nigel@mips.com>
2342 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
2343 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
2344 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
2346 (_Unwind_ForcedUnwind): Likewise.
2347 (_Unwind_Resume): Likewise.
2348 (_Unwind_Resume_or_Rethrow): Likewise.
2349 (_Unwind_Backtrace): Likewise.
2350 (_Unwind_SjLj_RaiseException): Likewise.
2351 (_Unwind_SjLj_ForcedUnwind): Likewise.
2352 (_Unwind_SjLj_Resume): Likewise.
2353 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
2354 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
2356 (_Unwind_ForcedUnwind): Likewise.
2357 (_Unwind_Resume): Likewise.
2358 (_Unwind_Resume_or_Rethrow): Likewise.
2359 (_Unwind_Backtrace): Likewise.
2360 * unwind-compat.c (_Unwind_Backtrace): Likewise.
2361 (_Unwind_ForcedUnwind): Likewise.
2362 (_Unwind_RaiseException): Likewise.
2363 (_Unwind_Resume): Likewise.
2364 (_Unwind_Resume_or_Rethrow): Likewise.
2366 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
2367 nomips16 mode when IN_LIBGCC2 with hard float.
2369 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
2371 * config/mips/sdemtk.opt: Update to GPLv3.
2372 * config/mips/sdemtk.h: Likewise.
2374 2007-09-14 Nigel Stephens <nigel@mips.com>
2376 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
2377 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
2378 for mipsisa32-*-linux*.
2380 2007-09-14 Nigel Stephens <nigel@mips.com>
2381 David Ung <davidu@mips.com>
2382 Thiemo Seufer <ths@mips.com>
2383 Richard Sandiford <richard@codesourcery.com>
2385 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
2386 * configure.ac: Add a mipssde threading type.
2387 * configure: Regenerate.
2388 * config/mips/sdemtk.h: New file.
2389 * config/mips/t-sdemtk: Likewise.
2390 * config/mips/sdemtk.opt: Likewise.
2391 * gthr-mipssde.h: Likewise.
2392 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
2393 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
2394 (MIPS_ICACHE_SYNC): New macro, split from ...
2395 * config/mips/mips.md (clear_cache): ...here.
2396 * config/mips/mips.c (mips_save_reg_p): Check
2397 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
2398 (build_mips16_function_stub): Use targetm.strip_name_encoding.
2399 (build_mips16_call_stub): Likewise.
2401 2007-09-14 Richard Sandiford <richard@codesourcery.com>
2403 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
2405 2007-09-14 Jakub Jelinek <jakub@redhat.com>
2408 * config/ia64/ia64.c (find_gr_spill): Don't decrement
2409 current_frame_info.n_local_regs. Don't return emitted local
2411 (ia64_compute_frame_size): Improve unwind hack to put
2412 RP, PFS, FP in that order by allowing some of the registers
2413 been already emitted, as long as they are emitted to the
2416 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2418 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
2419 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
2420 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
2422 2007-09-13 Eric Christopher <echristo@apple.com>
2423 Kenneth Zadeck <zadeck@naturalbridge.com>
2425 * dse.c (find_shift_sequence): New function.
2426 (replace_read): Add case to remove read if it requires shift.
2427 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
2429 2007-09-13 Tom Tromey <tromey@redhat.com>
2431 * c-common.c (fname_as_string): Update.
2432 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
2433 (c_lex_one_token): Update. Add 'parser' argument.
2434 (c_parser_simple_asm_expr): Update.
2435 (c_parser_attributes): Update.
2436 (c_parser_asm_statement): Update.
2437 (c_parser_asm_operands): Update.
2438 (c_parser_peek_token): Update.
2439 (c_parser_peek_2nd_token): Update.
2440 * c-lex.c (c_lex_string_translate): Remove.
2441 (c_lex_return_raw_strings): Likewise.
2442 (c_lex_with_flags): Added 'lex_flags' argument.
2443 (lex_string): Added 'translate' argument.
2444 * c-pragma.h (c_lex_with_flags): Update.
2445 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
2446 (C_LEX_STRING_NO_TRANSLATE): New define.
2447 (C_LEX_RAW_STRINGS): Likewise.
2449 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2452 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
2453 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
2454 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
2455 (bfin_init_builtins): Initialize __builtin_bfin_ones,
2456 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
2457 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
2458 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
2459 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
2460 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
2461 (bdesc_1arg): Add __builtin_bfin_ones.
2462 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
2463 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
2464 and __builtin_bfin_csqu_fr16.
2465 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
2466 (ones): New define_insn.
2467 (ssaddhi3_parts): New define_insn.
2468 (sssubhi3_parts): New define_insn.
2469 (flag_mulhi_parts): New define_insn.
2471 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
2473 * common.opt (femit-class-debug-always): Turn off by default.
2475 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2477 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
2478 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
2480 2007-09-13 James E. Wilson <wilson@specifix.com>
2482 PR tree-optimization/33389
2483 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
2484 then set build_loads before returning.
2486 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
2487 David Ung <davidu@mips.com>
2489 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
2490 {d}addiu and a negative immediate such that it works with MIPS16
2493 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
2496 * configure.ac (ld_vers): Support Linux linker.
2497 * configure: Regenerated.
2499 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2500 Sandra Loosemore <sandra@codesourcery.com>
2502 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
2503 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
2504 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
2505 nomips16 into decl attributes.
2506 (TARGET_INSERT_ATTRIBUTES): Override.
2507 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
2508 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
2509 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
2510 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
2511 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
2512 (mips_use_mips16_mode_p): Reimplement as a function that takes
2513 a decl and considers only decl attributes. If the decl is nested
2514 function, use its parent attributes.
2515 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
2516 instead of SYMBOL_REF_MIPS16_FUNC_P.
2517 (mips_set_mips16_mode): Move call to sorry here from old
2518 mips_use_mips16_mode_p.
2519 (mflip_mips16_entry): New structure.
2520 (mflip_mips16_htab): New variable.
2521 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
2522 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
2523 (mips_merge_decl_attributes): New function.
2524 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
2525 Use mips_use_mips16_mode_p.
2526 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
2527 SYMBOL_REF_MIPS16_FUNC_P.
2528 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
2530 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2532 * c-parser.c (c_parser_struct_declaration): Check for a null return.
2534 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2537 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
2539 2007-09-12 Michael Meissner <michael.meissner@amd.com>
2540 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2541 Tony Linthicum <tony.linthicum@amd.com>
2543 * tree.h (function_args_iterator): New type to iterate over
2545 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
2546 function arguments providing a pointer to the argument.
2547 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
2548 function arguments providing the argument.
2549 (function_args_iter_init): Inline function to initialize
2550 function_args_iterator.
2551 (function_args_iter_cond_ptr): Inline function to return the next
2552 pointer to hold the argument.
2553 (function_args_iter_cond): Inline function to return the next
2555 (function_args_iter_cond_next): Advance the function args
2557 (stdarg_p): New function, return true if variable argument
2559 (prototype_p): New function, return true if function is
2561 (function_args_count): New function, count the number of arguments
2564 * tree.c (stdarg_p): New function, return true if variable
2566 (prototype_p): New function, return true if function is
2569 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2570 (TARGET_ROUND): New macro for the round/ptest instructions which
2571 are shared between SSE4.1 and SSE5.
2572 (OPTION_MASK_ISA_ROUND): Ditto.
2573 (OPTION_ISA_ROUND): Ditto.
2574 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2575 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2577 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2578 (-mfused-madd): New switch to give users control over whether the
2579 compiler optimizes to use the multiply/add SSE5 instructions.
2581 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
2582 m_ATHLON_K8_AMDFAM10, and change all uses.
2583 (enum pta_flags): Add PTA_SSE5.
2584 (ix86_handle_option): Turn off 3dnow if -msse5.
2585 (override_options): Add SSE5 support.
2586 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2588 (ix86_expand_sse_movcc): Add SSE5 support.
2589 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2590 vector type to the next largest size.
2591 (ix86_expand_sse5_pack): New function to use pperm to pack a
2592 vector type to the next smallest size.
2593 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2594 (IX86_BUILTIN_FMADDSD): Ditto.
2595 (IX86_BUILTIN_FMADDPS): Ditto.
2596 (IX86_BUILTIN_FMADDPD): Ditto.
2597 (IX86_BUILTIN_FMSUBSS): Ditto.
2598 (IX86_BUILTIN_FMSUBSD): Ditto.
2599 (IX86_BUILTIN_FMSUBPS): Ditto.
2600 (IX86_BUILTIN_FMSUBPD): Ditto.
2601 (IX86_BUILTIN_FNMADDSS): Ditto.
2602 (IX86_BUILTIN_FNMADDSD): Ditto.
2603 (IX86_BUILTIN_FNMADDPS): Ditto.
2604 (IX86_BUILTIN_FNMADDPD): Ditto.
2605 (IX86_BUILTIN_FNMSUBSS): Ditto.
2606 (IX86_BUILTIN_FNMSUBSD): Ditto.
2607 (IX86_BUILTIN_FNMSUBPS): Ditto.
2608 (IX86_BUILTIN_FNMSUBPD): Ditto.
2609 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2610 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2611 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2612 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2613 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2614 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2615 (IX86_BUILTIN_PPERM): Ditto.
2616 (IX86_BUILTIN_PERMPS): Ditto.
2617 (IX86_BUILTIN_PERMPD): Ditto.
2618 (IX86_BUILTIN_PMACSSWW): Ditto.
2619 (IX86_BUILTIN_PMACSWW): Ditto.
2620 (IX86_BUILTIN_PMACSSWD): Ditto.
2621 (IX86_BUILTIN_PMACSWD): Ditto.
2622 (IX86_BUILTIN_PMACSSDD): Ditto.
2623 (IX86_BUILTIN_PMACSDD): Ditto.
2624 (IX86_BUILTIN_PMACSSDQL): Ditto.
2625 (IX86_BUILTIN_PMACSSDQH): Ditto.
2626 (IX86_BUILTIN_PMACSDQL): Ditto.
2627 (IX86_BUILTIN_PMACSDQH): Ditto.
2628 (IX86_BUILTIN_PMADCSSWD): Ditto.
2629 (IX86_BUILTIN_PMADCSWD): Ditto.
2630 (IX86_BUILTIN_PHADDBW): Ditto.
2631 (IX86_BUILTIN_PHADDBD): Ditto.
2632 (IX86_BUILTIN_PHADDBQ): Ditto.
2633 (IX86_BUILTIN_PHADDWD): Ditto.
2634 (IX86_BUILTIN_PHADDWQ): Ditto.
2635 (IX86_BUILTIN_PHADDDQ): Ditto.
2636 (IX86_BUILTIN_PHADDUBW): Ditto.
2637 (IX86_BUILTIN_PHADDUBD): Ditto.
2638 (IX86_BUILTIN_PHADDUBQ): Ditto.
2639 (IX86_BUILTIN_PHADDUWD): Ditto.
2640 (IX86_BUILTIN_PHADDUWQ): Ditto.
2641 (IX86_BUILTIN_PHADDUDQ): Ditto.
2642 (IX86_BUILTIN_PHSUBBW): Ditto.
2643 (IX86_BUILTIN_PHSUBWD): Ditto.
2644 (IX86_BUILTIN_PHSUBDQ): Ditto.
2645 (IX86_BUILTIN_PROTB): Ditto.
2646 (IX86_BUILTIN_PROTW): Ditto.
2647 (IX86_BUILTIN_PROTD): Ditto.
2648 (IX86_BUILTIN_PROTQ): Ditto.
2649 (IX86_BUILTIN_PROTB_IMM): Ditto.
2650 (IX86_BUILTIN_PROTW_IMM): Ditto.
2651 (IX86_BUILTIN_PROTD_IMM): Ditto.
2652 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2653 (IX86_BUILTIN_PSHLB): Ditto.
2654 (IX86_BUILTIN_PSHLW): Ditto.
2655 (IX86_BUILTIN_PSHLD): Ditto.
2656 (IX86_BUILTIN_PSHLQ): Ditto.
2657 (IX86_BUILTIN_PSHAB): Ditto.
2658 (IX86_BUILTIN_PSHAW): Ditto.
2659 (IX86_BUILTIN_PSHAD): Ditto.
2660 (IX86_BUILTIN_PSHAQ): Ditto.
2661 (IX86_BUILTIN_FRCZSS): Ditto.
2662 (IX86_BUILTIN_FRCZSD): Ditto.
2663 (IX86_BUILTIN_FRCZPS): Ditto.
2664 (IX86_BUILTIN_FRCZPD): Ditto.
2665 (IX86_BUILTIN_CVTPH2PS): Ditto.
2666 (IX86_BUILTIN_CVTPS2PH): Ditto.
2667 (IX86_BUILTIN_COMEQSS): Ditto.
2668 (IX86_BUILTIN_COMNESS): Ditto.
2669 (IX86_BUILTIN_COMLTSS): Ditto.
2670 (IX86_BUILTIN_COMLESS): Ditto.
2671 (IX86_BUILTIN_COMGTSS): Ditto.
2672 (IX86_BUILTIN_COMGESS): Ditto.
2673 (IX86_BUILTIN_COMUEQSS): Ditto.
2674 (IX86_BUILTIN_COMUNESS): Ditto.
2675 (IX86_BUILTIN_COMULTSS): Ditto.
2676 (IX86_BUILTIN_COMULESS): Ditto.
2677 (IX86_BUILTIN_COMUGTSS): Ditto.
2678 (IX86_BUILTIN_COMUGESS): Ditto.
2679 (IX86_BUILTIN_COMORDSS): Ditto.
2680 (IX86_BUILTIN_COMUNORDSS): Ditto.
2681 (IX86_BUILTIN_COMFALSESS): Ditto.
2682 (IX86_BUILTIN_COMTRUESS): Ditto.
2683 (IX86_BUILTIN_COMEQSD): Ditto.
2684 (IX86_BUILTIN_COMNESD): Ditto.
2685 (IX86_BUILTIN_COMLTSD): Ditto.
2686 (IX86_BUILTIN_COMLESD): Ditto.
2687 (IX86_BUILTIN_COMGTSD): Ditto.
2688 (IX86_BUILTIN_COMGESD): Ditto.
2689 (IX86_BUILTIN_COMUEQSD): Ditto.
2690 (IX86_BUILTIN_COMUNESD): Ditto.
2691 (IX86_BUILTIN_COMULTSD): Ditto.
2692 (IX86_BUILTIN_COMULESD): Ditto.
2693 (IX86_BUILTIN_COMUGTSD): Ditto.
2694 (IX86_BUILTIN_COMUGESD): Ditto.
2695 (IX86_BUILTIN_COMORDSD): Ditto.
2696 (IX86_BUILTIN_COMUNORDSD): Ditto.
2697 (IX86_BUILTIN_COMFALSESD): Ditto.
2698 (IX86_BUILTIN_COMTRUESD): Ditto.
2699 (IX86_BUILTIN_COMEQPS): Ditto.
2700 (IX86_BUILTIN_COMNEPS): Ditto.
2701 (IX86_BUILTIN_COMLTPS): Ditto.
2702 (IX86_BUILTIN_COMLEPS): Ditto.
2703 (IX86_BUILTIN_COMGTPS): Ditto.
2704 (IX86_BUILTIN_COMGEPS): Ditto.
2705 (IX86_BUILTIN_COMUEQPS): Ditto.
2706 (IX86_BUILTIN_COMUNEPS): Ditto.
2707 (IX86_BUILTIN_COMULTPS): Ditto.
2708 (IX86_BUILTIN_COMULEPS): Ditto.
2709 (IX86_BUILTIN_COMUGTPS): Ditto.
2710 (IX86_BUILTIN_COMUGEPS): Ditto.
2711 (IX86_BUILTIN_COMORDPS): Ditto.
2712 (IX86_BUILTIN_COMUNORDPS): Ditto.
2713 (IX86_BUILTIN_COMFALSEPS): Ditto.
2714 (IX86_BUILTIN_COMTRUEPS): Ditto.
2715 (IX86_BUILTIN_COMEQPD): Ditto.
2716 (IX86_BUILTIN_COMNEPD): Ditto.
2717 (IX86_BUILTIN_COMLTPD): Ditto.
2718 (IX86_BUILTIN_COMLEPD): Ditto.
2719 (IX86_BUILTIN_COMGTPD): Ditto.
2720 (IX86_BUILTIN_COMGEPD): Ditto.
2721 (IX86_BUILTIN_COMUEQPD): Ditto.
2722 (IX86_BUILTIN_COMUNEPD): Ditto.
2723 (IX86_BUILTIN_COMULTPD): Ditto.
2724 (IX86_BUILTIN_COMULEPD): Ditto.
2725 (IX86_BUILTIN_COMUGTPD): Ditto.
2726 (IX86_BUILTIN_COMUGEPD): Ditto.
2727 (IX86_BUILTIN_COMORDPD): Ditto.
2728 (IX86_BUILTIN_COMUNORDPD): Ditto.
2729 (IX86_BUILTIN_COMFALSEPD): Ditto.
2730 (IX86_BUILTIN_COMTRUEPD): Ditto.
2731 (IX86_BUILTIN_PCOMEQUB): Ditto.
2732 (IX86_BUILTIN_PCOMNEUB): Ditto.
2733 (IX86_BUILTIN_PCOMLTUB): Ditto.
2734 (IX86_BUILTIN_PCOMLEUB): Ditto.
2735 (IX86_BUILTIN_PCOMGTUB): Ditto.
2736 (IX86_BUILTIN_PCOMGEUB): Ditto.
2737 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2738 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2739 (IX86_BUILTIN_PCOMEQUW): Ditto.
2740 (IX86_BUILTIN_PCOMNEUW): Ditto.
2741 (IX86_BUILTIN_PCOMLTUW): Ditto.
2742 (IX86_BUILTIN_PCOMLEUW): Ditto.
2743 (IX86_BUILTIN_PCOMGTUW): Ditto.
2744 (IX86_BUILTIN_PCOMGEUW): Ditto.
2745 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2746 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2747 (IX86_BUILTIN_PCOMEQUD): Ditto.
2748 (IX86_BUILTIN_PCOMNEUD): Ditto.
2749 (IX86_BUILTIN_PCOMLTUD): Ditto.
2750 (IX86_BUILTIN_PCOMLEUD): Ditto.
2751 (IX86_BUILTIN_PCOMGTUD): Ditto.
2752 (IX86_BUILTIN_PCOMGEUD): Ditto.
2753 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2754 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2755 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2756 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2757 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2758 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2759 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2760 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2761 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2762 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2763 (IX86_BUILTIN_PCOMEQB): Ditto.
2764 (IX86_BUILTIN_PCOMNEB): Ditto.
2765 (IX86_BUILTIN_PCOMLTB): Ditto.
2766 (IX86_BUILTIN_PCOMLEB): Ditto.
2767 (IX86_BUILTIN_PCOMGTB): Ditto.
2768 (IX86_BUILTIN_PCOMGEB): Ditto.
2769 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2770 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2771 (IX86_BUILTIN_PCOMEQW): Ditto.
2772 (IX86_BUILTIN_PCOMNEW): Ditto.
2773 (IX86_BUILTIN_PCOMLTW): Ditto.
2774 (IX86_BUILTIN_PCOMLEW): Ditto.
2775 (IX86_BUILTIN_PCOMGTW): Ditto.
2776 (IX86_BUILTIN_PCOMGEW): Ditto.
2777 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2778 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2779 (IX86_BUILTIN_PCOMEQD): Ditto.
2780 (IX86_BUILTIN_PCOMNED): Ditto.
2781 (IX86_BUILTIN_PCOMLTD): Ditto.
2782 (IX86_BUILTIN_PCOMLED): Ditto.
2783 (IX86_BUILTIN_PCOMGTD): Ditto.
2784 (IX86_BUILTIN_PCOMGED): Ditto.
2785 (IX86_BUILTIN_PCOMFALSED): Ditto.
2786 (IX86_BUILTIN_PCOMTRUED): Ditto.
2787 (IX86_BUILTIN_PCOMEQQ): Ditto.
2788 (IX86_BUILTIN_PCOMNEQ): Ditto.
2789 (IX86_BUILTIN_PCOMLTQ): Ditto.
2790 (IX86_BUILTIN_PCOMLEQ): Ditto.
2791 (IX86_BUILTIN_PCOMGTQ): Ditto.
2792 (IX86_BUILTIN_PCOMGEQ): Ditto.
2793 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2794 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2795 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2796 OPTION_MASK_ISA_ROUND for instructions that are shared between
2798 (bdesc_2arg): Ditto.
2799 (bdesc_sse_3arg): Ditto.
2800 (enum multi_arg_type): New enum for describing the various SSE5
2801 intrinsic argument types.
2802 (bdesc_multi_arg): New table for SSE5 intrinsics.
2803 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2804 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2806 (ix86_expand_builtin): Add SSE5 intrinsic support.
2807 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2808 operand instructions.
2809 (ix86_expand_sse5_multiple_memory): New function to split the
2810 second memory reference from SSE5 instructions.
2811 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2812 (ix86_return_pops_args): Use stdarg_p to determine if the function
2813 has variable arguments.
2814 (ix86_setup_incoming_varargs): Ditto.
2815 (x86_this_parameter): Ditto.
2817 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2819 (ix86_expand_sse5_pack): Ditto.
2820 (ix86_sse5_valid_op_p): Ditto.
2821 (ix86_expand_sse5_multiple_memory): Ditto.
2823 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2824 constant for SSE5 support.
2825 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2826 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2827 (UNSPEC_SSE5_PERMUTE): Ditto.
2828 (UNSPEC_SSE5_ASHIFT): Ditto.
2829 (UNSPEC_SSE5_LSHIFT): Ditto.
2830 (UNSPEC_FRCZ): Ditto.
2831 (UNSPEC_CVTPH2PS): Ditto.
2832 (UNSPEC_CVTPS2PH): Ditto.
2833 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2835 (COM_FALSE_S): Ditto.
2836 (COM_FALSE_P): Ditto.
2837 (COM_TRUE_S): Ditto.
2838 (COM_TRUE_P): Ditto.
2839 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2840 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2842 (memory attribute): Ditto.
2843 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2844 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2845 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2846 (floor<mode>2): Ditto.
2847 (ceil<mode>2): Ditto.
2848 (btrunc<mode>2): Ditto.
2849 (nearbyintdf2): Ditto.
2850 (nearbyintsf2): Ditto.
2851 (sse_setccsf): Disable if SSE5.
2852 (sse_setccdf): Ditto.
2853 (sse5_setcc<mode>): New support for SSE5 conditional move.
2854 (sse5_pcmov_<mode>): Ditto.
2856 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2858 (SSEMODEF2P): Ditto.
2859 (ssemodesuffixf4): New mode attribute for SSE5.
2860 (ssemodesuffixf2s): Ditto.
2861 (ssemodesuffixf2c): Ditto.
2862 (sserotatemax): Ditto.
2863 (ssescalarmode): Ditto.
2864 (sse_maskcmpv4sf3): Disable if SSE5.
2865 (sse_maskcmpv2df3): Ditto.
2866 (sse_vmmaskcmpv4sf3): Ditto.
2867 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2869 (sse5_vmfmadd<mode>4): Ditto.
2870 (sse5_fmsub<mode>4): Ditto.
2871 (sse5_vmfmsub<mode>4): Ditto.
2872 (sse5_fnmadd<mode>4): Ditto.
2873 (sse5_vmfnmadd<mode>4): Ditto.
2874 (sse5_fnmsub<mode>4): Ditto.
2875 (sse5_vmfnmsub<mode>4): Ditto.
2876 (sse5i_fmadd<mode>4): Ditto.
2877 (sse5i_fmsub<mode>4): Ditto.
2878 (sse5i_fnmadd<mode>4): Ditto.
2879 (sse5i_fnmsub<mode>4): Ditto.
2880 (sse5i_vmfmadd<mode>4): Ditto.
2881 (sse5i_vmfmsub<mode>4): Ditto.
2882 (sse5i_vmfnmadd<mode>4): Ditto.
2883 (sse5i_vmfnmsub<mode>4): Ditto.
2884 (mulv16qi3): Add SSE5 support.
2886 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2887 (sse2_mulv4si3): Disable if SSE5.
2888 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2889 (sse4_1_roundps): Ditto.
2890 (sse4_1_roundsd): Ditto.
2891 (sse4_1_roundss): Ditto.
2892 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2894 (sse_maskcmpsf3): Ditto.
2895 (sse_vmmaskcmpv4sf3): Ditto.
2896 (sse2_maskcmpv2df3): Ditto.
2897 (sse2_maskcmpdf3): Ditto.
2898 (sse2_vmmaskcmpv2df3): Ditto.
2899 (sse2_eq<mode>3): Ditto.
2900 (sse2_gt<mode>3): Ditto.
2901 (sse5_pcmov_<mode>): Add SSE5 support.
2902 (vec_unpacku_hi_v16qi): Ditto.
2903 (vec_unpacks_hi_v16qi): Ditto.
2904 (vec_unpacku_lo_v16qi): Ditto.
2905 (vec_unpacks_lo_v16qi): Ditto.
2906 (vec_unpacku_hi_v8hi): Ditto.
2907 (vec_unpacks_hi_v8hi): Ditto.
2908 (vec_unpacku_lo_v8hi): Ditto.
2909 (vec_unpacks_lo_v8hi): Ditto.
2910 (vec_unpacku_hi_v4si): Ditto.
2911 (vec_unpacks_hi_v4si): Ditto.
2912 (vec_unpacku_lo_v4si): Ditto.
2913 (vec_unpacks_lo_v4si): Ditto.
2914 (sse5_pmacsww): New SSE5 intrinsic insn.
2915 (sse5_pmacssww): Ditto.
2916 (sse5_pmacsdd): Ditto.
2917 (sse5_pmacssdd): Ditto.
2918 (sse5_pmacssdql): Ditto.
2919 (sse5_pmacssdqh): Ditto.
2920 (sse5_pmacsdqh): Ditto.
2921 (sse5_pmacsswd): Ditto.
2922 (sse5_pmacswd): Ditto.
2923 (sse5_pmadcsswd): Ditto.
2924 (sse5_pmadcswd): Ditto.
2925 (sse5_pcmov_<move>): Conditional move support on SSE5.
2926 (sse5_phaddbw): New SSE5 intrinsic insn.
2927 (sse5_phaddbd): Ditto.
2928 (sse5_phaddbq): Ditto.
2929 (sse5_phaddwd): Ditto.
2930 (sse5_phaddwq): Ditto.
2931 (sse5_phadddq): Ditto.
2932 (sse5_phaddubw): Ditto.
2933 (sse5_phaddubd): Ditto.
2934 (sse5_phaddubq): Ditto.
2935 (sse5_phadduwd): Ditto.
2936 (sse5_phadduwq): Ditto.
2937 (sse5_phaddudq): Ditto.
2938 (sse5_phsubbw): Ditto.
2939 (sse5_phsubwd): Ditto.
2940 (sse5_phsubdq): Ditto.
2941 (sse5_pperm): Ditto.
2942 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2943 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2944 (sse5_pperm_sign_v8hi_v4si): Ditto.
2945 (sse5_pperm_zero_v8hi_v4si): Ditto.
2946 (sse5_pperm_sign_v4si_v2di): Ditto.
2947 (sse5_pperm_sign_v4si_v2di): Ditto.
2948 (sse5_pperm_pack_v2di_v4si): Ditto.
2949 (sse5_pperm_pack_v4si_v8hi): Ditto.
2950 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2951 (sse5_perm<mode>): New SSE5 intrinsic insn.
2952 (rotl<mode>3): Ditto.
2953 (sse5_rotl<mode>3): Ditto.
2954 (sse5_ashl<mode>3): Ditto.
2955 (sse5_lshl<mode>3): Ditto.
2956 (sse5_frcz<mode>2): Ditto.
2957 (sse5s_frcz<mode>2): Ditto.
2958 (sse5_cvtph2ps): Ditto.
2959 (sse5_cvtps2ph): Ditto.
2960 (sse5_vmmaskcmp<mode>3): Ditto.
2961 (sse5_com_tf<mode>3): Ditto.
2962 (sse5_maskcmp<mode>3): Ditto.
2963 (sse5_maskcmp_uns<mode>3): Ditto.
2964 (sse5_maskcmp_uns2<mode>3): Ditto.
2965 (sse5_pcom_tf<mode>3): Ditto.
2967 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2969 (sse5_comparison_float_operator): New predicate to match the
2970 comparison operators supported by the SSE5 com instruction.
2971 (ix86_comparison_int_operator): New predicate to match just the
2972 signed int comparisons.
2973 (ix86_comparison_uns_operator): New predicate to match just the
2974 unsigned int comparisons.
2976 * doc/invoke.texi (-msse5): Add documentation.
2977 (-mfused-madd): Ditto.
2979 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2981 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2983 (x86_64-*-*): Ditto.
2985 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2987 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2988 intrinisics for SSE5.
2990 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2993 * config/i386/mmintrin-common.h: New file, to contain common
2994 instructions between SSE4.1 and SSE5.
2996 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2997 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2998 (gen_regparm_prefix): Ditto.
3000 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3001 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3002 prototype_p to determine if a function is prototyped.
3004 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3006 * config/dfp-bit.c (dfp_conversion_exception): New function.
3007 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3008 (DFP_TO_INT): Ditto.
3009 (INT_TO_DFP): Ditto.
3010 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3012 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3015 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3016 before sp restoration even when total_size is 0, but
3017 frame_pointer_needed.
3019 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3021 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3022 (xtensa_copy_incoming_a7): Use start_sequence instead of
3023 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3024 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3025 of the saveregs sequence.
3027 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3029 * c-tree.h (grokfield): Add a "tree *" argument.
3030 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3031 Chain nested decl attributes to it. Don't call decl_attributes here.
3032 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3033 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3034 (grokfield): Take a pointer to the decl's attributes and pass
3035 it to grokdeclarator.
3036 * c-parser.c (c_parser_struct_declaration): Update the calls to
3037 grokfield. Call decl_attributes for anonymous struct and union
3040 2007-09-12 Jan Hubicka <jh@suse.cz>
3042 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3044 2007-09-12 Ira Rosen <irar@il.ibm.com>
3046 PR tree-optimization/32377
3047 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3048 between positive and negative dependence distance using DDR_REVERSED_P.
3050 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3052 PR tree-optimization/33373
3053 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3054 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3056 2007-09-12 Jan Hubicka <jh@suse.cz>
3059 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3062 2007-09-12 Christian Bruel <christian.bruel@st.com>
3064 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3065 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3067 2007-09-12 Ira Rosen <irar@il.ibm.com>
3069 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3070 for oprnd1 if not required.
3071 (vectorizable_operation): Use scalar operand in SLP in case of
3072 shift with scalar argument.
3074 2007-09-12 Ira Rosen <irar@il.ibm.com>
3076 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3079 2007-09-11 James E. Wilson <wilson@specifix.com>
3081 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3082 TARGET_UNWIND_INFO is defined.
3083 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3086 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3088 * config/sh/sh.c (calc_live_regs): Use
3089 current_function_saves_all_registers instead of
3090 current_function_has_nonlocal_label.
3091 (sh_allocate_initial_value): Likewise.
3092 (sh_get_pr_initial_val): Likewise.
3093 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3094 * config/sh/sh.md (load_ra): Likewise.
3096 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3098 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3101 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3102 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3104 2007-09-12 Sa Liu <saliu@de.ibm.com>
3106 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3107 operands to DFmode GE or LE compares.
3109 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3111 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3112 REG_CLASS_NAMES): Add P0REGS.
3113 (REGNO_REG_CLASS): Return it where appropriate.
3114 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3115 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3116 * doc/md.texi (Blackfin family): Document 'q' constraints.
3118 2007-09-11 Steve Kenton <skenton@ou.edu>
3120 * pa/linux-unwind.h: Guard with inhibit_libc.
3121 * pa/hpux-unwind.h: Likewise.
3123 2007-09-11 David Daney <ddaney@avtrex.com>
3125 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3126 * doc/install.texi: Document new --with-llsc and --without-llsc
3128 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3129 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3130 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3132 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3133 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3134 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3135 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3136 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3137 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3138 * config/mips/mips.opt (mllsc): New option.
3139 * config/mips/mips.c (mips_llsc): Define variable.
3140 (mips_handle_option): Handle mllsc option.
3141 (override_options): Set mips_print_operand_punct for '|' and '-'.
3142 (print_operand): Add new %| and %- operand codes.
3143 * config/mips/mips.h (mips_llsc_setting): New enum type.
3144 (mips_llsc): Declare.
3145 (OPTION_DEFAULT_SPECS): Add llsc handling.
3146 (GENERATE_SYNC): New macro.
3147 (GENERATE_LL_SC): New macro.
3148 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3149 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3150 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3151 in %| and %- operand codes.
3153 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3155 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3156 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3158 2007-09-11 Jason Merrill <jason@redhat.com>
3161 * stor-layout.c (layout_decl): Do pack variable size fields.
3163 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3165 * config/m68k/predicates.md (movsi_const0_operand,
3166 non_symbolic_call_operand): New predicates.
3168 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3170 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3171 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3172 CW, CZ, CS, Ap and Ac.
3174 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3175 (constraints.md): New include.
3176 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3177 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3178 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3180 (pushdi): Add split.
3181 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3182 attributes. Split tstsi_internal_68020_cf from it.
3183 (tstsi_internal_68020_cf): New pattern.
3184 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3185 (tst<mode>_cf): Specify attributea.
3186 (cmpsi_cf): Name pattern. Specify attributes.
3187 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3188 (pushexthisi_const): Fix to use alternatives. Specify
3190 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3191 from it. Fix to use alternatives. Specify attributes.
3192 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3193 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3195 (movsf_cf_soft): Specify attributes.
3196 (movdf_cf_soft): Add split.
3197 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3198 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3199 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3200 (truncdfsf2_68881): Name pattern. Specify attributes.
3201 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3202 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3203 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3205 (addsi3_5200): Fix to use alternatives. Specify attributes.
3207 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3208 (subsi3): Add alternative for subq.l. Specify attributes.
3209 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3210 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3212 (umulhisi3): Specify attributes.
3213 (mulhisisi3_z): Name pattern. Specify attributes.
3214 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3215 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3216 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3217 bsetmemqi): Specify attributes.
3218 (bsetmemqi_ext): Name pattern. Specify attributes.
3219 (bclrmemqi): Specify attributes.
3220 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3221 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3223 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3224 pattern. Specify attributes.
3225 (jump): Specify attributes.
3226 (tablejump_internal): Name pattern. Specify attributes.
3227 (call_value): Split into non_symbolic_call_value,
3228 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3229 alternatives. Specify attributes.
3230 (non_symbolic_call_value, symbolic_call_value_jsr,
3231 symbolic_call_value_bsr): New patterns.
3232 (nop, return, unlink, indirect_jump): Specify attributes.
3233 (trap): Fix condition. Specify attributes.
3236 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3237 (override_options): Initialize it. Initialize m68k_sched_cpu.
3238 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3239 (const_method): Make global, rename to m68k_const_method.
3240 (const_int_cost, output_move_const_into_data_reg): Update.
3241 (output_move_double): Parametrize to emit rtl code, rename to
3243 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3244 emit_movsi): New static functions.
3245 (output_move_double): New function with semantics of old
3247 (m68k_emit_move_double): New function.
3248 (m68k_sched_cpu): New variable.
3249 (attr_op_type): New enum.
3250 (sched_guess_p): New variable.
3251 (sched_address_type, sched_operand_type, sched_attr_op_type):
3252 New static functions.
3253 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3254 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3255 (sched_branch_type): New static variable.
3256 (m68k_sched_branch_type): New function.
3257 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3258 (m68k_symbolic_call_var): Declare.
3259 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3260 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3261 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3262 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3265 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3267 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3268 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3269 error if __builtin_va_arg_pack_len () wasn't optimized out during
3271 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3272 with the number of inline's anonymous arguments.
3273 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3275 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3277 * fold-const.c (extract_muldiv_1): Do not simplify
3280 2007-09-11 Jan Hubicka <jh@suse.cz>
3282 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3283 (TARGET_INTER_UNIT_CONVERSIONS): New.
3284 * i386.md (floatsi expanders): Remove redundant check for SImode
3285 source; offload to memory when asked for.
3286 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3287 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3289 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3290 floatsidf2_mixed_memory, floatsidf2_sse_memory
3291 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3292 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3294 2007-09-11 Jan Hubicka <jh@suse.cz>
3296 * toplev.c (process_options): all frontends now do unit-at-a-time.
3297 * cgraphunit.c: update comments.
3298 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3299 * c-decl.c (finish_function): use cgraph_add_new_function.
3300 * function.c (expand_function_end): We are always unit-at-a-time.
3302 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3304 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3305 settings for MIPS16.
3306 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3308 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3310 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3311 SYMBOL_FORCE_TO_MEM constants.
3312 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3313 (mips16_rewrite_pool_refs_info): New structure.
3314 (mips16_rewrite_pool_constant): New function, split out from...
3315 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3316 mips16_rewrite_pool_refs_info structure rather than a pointer
3317 to a constant pool. Force force_to_mem_operands into memory.
3318 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3319 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3320 * config/mips/constraints.md (kf): New constraint.
3321 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3322 (*movsi_mips16): Likewise.
3324 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3325 Nigel Stephens <nigel@mips.com>
3326 David Ung <davidu@mips.com>
3328 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3329 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3330 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
3331 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
3332 (mips_zero_extend_cost): New functions.
3333 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
3334 Use the new functions. Tweak many cost estimates, both here
3335 and in the new subroutines. Return false when the cost of the
3336 operands has not been calculated. Check for *clear_upper32.
3337 Check for floating-point multiply-add, reciprocal and rsqrt
3338 patterns. Handle comparison and rotation codes.
3340 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
3342 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
3344 * config/i386/i386.c (get_dllimport_decl): Don't strip
3347 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3350 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
3351 declarations to top.
3352 (DFP_TO_BFP): Use for either XFmode or TFmode.
3353 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
3355 * config/dfp-bit.h: Include float.h.
3356 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
3357 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
3358 which doesn't mean the same thing.
3359 (BFP_KIND): Use 4 to mean TFmode.
3360 (BFP_FMT): Specify the number of decimal digits based on the
3361 number of mantissa digits.
3362 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
3363 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
3364 (STR_TO_BFP): Use strtold for XFmode or TFmode.
3365 (TFtype): Define if TFmode is supported.
3366 * doc/libgcc.texi (Decimal float library routines): Document
3367 TF conversion functions.
3369 2007-09-10 Chao-ying Fu <fu@mips.com>
3371 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
3372 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3373 (mips_emit_compare): Process fixed-point modes.
3374 (mips_pad_arg_upward): Support fixed-point types.
3375 (override_options): Allow fixed-point modes in accumulators.
3376 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
3377 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
3378 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
3379 (mips_scalar_mode_supported_p): New function to accept fixed-point
3380 modes if the width is not greater than two BITS_PER_WORD.
3381 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3382 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3383 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3384 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3385 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
3387 ("IMODE"): New mode attribute.
3388 (mips-fixed.md): Include.
3389 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
3391 * config/mips/mips-fixed.md: New file.
3393 2007-09-11 Ben Elliston <bje@au.ibm.com>
3395 * config/spu/spu.md: Formatting fixes.
3397 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3399 * config/dfp-bit.c (dfp_unary_func): Delete.
3400 (dfp_unary_op): Delete.
3401 (dfp_binary_op): Use decFloat functions instead of decNumber
3402 functions for binary operations.
3403 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
3404 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
3406 (dfp_compare_op): Use decFloat functions insteadof decNumber
3407 functions for comparisons.
3408 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
3409 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
3411 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
3412 call to dxx_binary_op and decFloat function.
3413 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
3414 calls to dxx_binary_op and decFloat function.
3415 * config/dfp-bit.h: Include decFloat header files.
3416 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
3417 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
3418 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
3419 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
3421 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
3422 Jan Sjodin <jan.sjodin@amd.com>
3424 * tree-vect-analyze.c (vect_analyze_operations): Change
3425 comparison of loop iterations with threshold to less than
3426 or equal to instead of less than. Reduce
3427 min_scalar_loop_bound by one.
3428 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3429 Change prologue and epilogue iterations estimate to vf/2,
3430 when unknown at compile-time. Change versioning guard
3431 cost to taken_branch_cost. If peeling for alignment is
3432 unknown at compile-time, change peel guard costs to one
3433 taken branch and one not-taken branch per peeled loop.
3434 If peeling for alignment is known but number of scalar loop
3435 iterations is unknown at compile-time, change peel guard
3436 costs to one taken branch per peeled loop. Change the cost
3437 model equation to consider vector iterations as the loop
3438 iterations less the prologue and epilogue iterations.
3439 Change outside vector cost check to less than or equal to
3440 zero instead of equal to zero.
3441 (vect_do_peeling_for_loop_bound): Reduce
3442 min_scalar_loop_bound by one.
3443 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
3444 TARG_COND_NOT_TAKEN_BRANCH_COST.
3445 * config/i386/i386.h (processor_costs): Add
3446 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
3447 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
3448 vec_align_load_cost, vect_unalign_load_cost,
3449 vec_store_cost, cond_taken_branch_cost,
3450 cond_not_taken_branch_cost.
3451 Define macros for x86 costs.
3452 * config/i386/i386.c:
3453 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
3454 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
3455 scalar_to_vec_cost, vec_align_load_cost,
3456 vect_unalign_load_cost, vec_store_cost,
3457 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
3458 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
3459 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
3460 core2_cost, generic64_cost, generic32_cost): Set to default
3462 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
3463 (x86_builtin_vectorization_cost): New.
3465 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3466 Ben Elliston <bje@au.ibm.com>
3468 * dfp.c: Include decimal128Local.h;
3469 (dfp_byte_swap): Remove.
3470 (encode_decimal32, decode_decimal32): Don't handle endianness.
3471 (encode_decimal64, decode_decimal64): Ditto.
3472 (encode_decimal128, decode_decimal128): Ditto.
3473 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
3475 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
3477 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
3478 * Makefile.in (DECNUM_H): Add decimal128Local.h.
3480 2007-09-10 David Daney <ddaney@avtrex.com>
3482 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
3484 (memory_barrier): Rewrote as an insn that clobbers memory.
3486 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3488 * config/mips/mips.c (mips_global_pointer): Check
3489 call_really_used_regs instead of call_used_regs.
3490 (mips_save_reg_p): Likewise. Save all call-saved registers
3491 if current_function_saves_all_registers. Fix indentation.
3492 No longer treat $18 as a special case.
3493 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
3495 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3497 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
3498 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
3499 the introductory comment.
3500 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3501 (override_options): Don't test for it.
3502 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3503 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
3504 * config/mips/vr.h: As for config/mips/sde.h.
3506 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3507 Revital Eres <eres@il.ibm.com>
3509 * target.h (struct gcc_target.sched): New field: sms_res_mii.
3510 (struct ddg): Define.
3511 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
3512 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
3513 * config/spu/spu.c: Include ddg.h.
3514 (TARGET_SCHED_SMS_RES_MII): Define.
3515 (spu_sms_res_mii): New function to calculate mii.
3516 * modulo-sched (res_MII): Use it.
3517 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
3519 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3521 * config/s390/s390.c (s390_dump_pool): Create copy of constant
3522 pool entries since they might hold values that must not be shared.
3524 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
3527 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
3528 Use 'N' operand constraint for op2.
3529 (lshr<mode>3): Ditto.
3530 (ashl<mode>3): Ditto.
3531 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
3532 (vec_shr_<mode>): Ditto.
3533 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
3534 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
3536 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3538 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
3539 Change mode macro in the last real_2expN parameter to uppercase.
3541 2007-09-10 Michael Matz <matz@suse.de>
3543 * tree-pass.h (pass_cselim): Declare new pass.
3544 * passes.c (init_optimization_passes): Link in pass_cselim.
3545 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
3546 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
3547 cond_store_replacement.
3548 (condstoretemp): New static variable.
3549 (cond_store_replacement): New function.
3550 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
3551 tree_ssa_phiopt_worker.
3552 (struct name_to_bb): New.
3553 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
3554 nt_init_block, nt_fini_block): New static functions.
3555 (seen_ssa_names, nontrap_set): New static variables.
3556 (gate_cselim, pass_cselim): Define new pass.
3557 * common.opt (ftree-cselim): New flag.
3558 * toplev.c (process_options): Set flag_tree_cselim if required.
3560 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
3562 * simplify-rtx.c (simplify_relational_operation_1): For recent
3563 canonicalization, don't recurse if op1 equals both PLUS arguments.
3565 2007-09-09 David Daney <ddaney@avtrex.com>
3567 * optabs.c (expand_sync_operation): Use plus insn if minus
3569 (expand_sync_fetch_operation): Ditto.
3571 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3573 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
3575 (*floatsisf2_sse_vector): Likewise.
3577 2007-09-09 Krister Walfridsson <cato@df.lth.se>
3579 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3581 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3583 * config/i386/i386.h (ix86_tune_indices): Rename
3584 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
3585 (TARGET_USE_VECTOR_CONVERTS): Updated.
3586 * config/i386/i386.c: Likewise.
3588 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
3589 Nigel Stephens <nigel@mips.com>
3591 * doc/invoke.texi (Overall Options): Add .sx file extension
3592 as a synonym for .S.
3593 * cppspec.c (known_suffixes): Likewise.
3594 * gcc.c (default_compilers): Likewise.
3596 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
3599 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
3600 * simplify-rtx.c (simplify_relational_operation_1): Add the
3601 canonicalization from i386.h.
3602 * doc/md.texi (Canonicalization of Instructions): Document it.
3604 2007-09-09 Jan Hubicka <jh@suse.cz>
3605 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3607 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
3608 (TARGET_USE_VECTOR_CONVERTS): New.
3609 * i386.md: New post-reload splitters for converting SF to DF and DF to
3611 (floatsi* expander): Special case vector conversions.
3612 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
3613 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
3614 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
3615 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3616 Disable when doing vector converts.
3617 (floatsi<mode>2_i387): Disable when
3618 * sse.md (vec_dupv2df): Export.
3619 * i386.c (ix86_tune_features): Enable SSE conversions.
3621 2007-09-09 Richard Guenther <rguenther@suse.de>
3623 * tree-ssa-operands.c (add_virtual_operand): Only mark
3624 stores as has_volatile_ops if alias information is not available.
3626 2007-09-09 Revital Eres <eres@il.ibm.com>
3628 * doc/contrib.texi: Add myself.
3630 2007-09-09 Ira Rosen <irar@il.ibm.com>
3632 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
3633 stmt_vinfo_set_outside_of_loop_cost): New functions.
3634 * tree-vect-transform.c (vect_get_cost_fields): Remove.
3635 (vect_model_simple_cost): Call
3636 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
3637 field instead of calling vect_get_cost_fields.
3638 (vect_model_store_cost, vect_model_load_cost): Likewise.
3640 2007-09-09 Revital Eres <eres@il.ibm.com>
3642 * config/rs6000/rs6000.c (paired_init_builtins): Add const
3643 declaration to bdesc_paired_preds variable.
3644 (paired_expand_builtin): Likewise.
3646 2007-09-09 Revital Eres <eres@il.ibm.com>
3648 * dbgcnt.def (sms_sched_loop): New counter.
3649 * modulo-sched.c: Use sms_sched_loop instead of
3650 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
3651 perform swing modulo scheduling on. Include dbgcnt.h.
3652 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
3653 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
3655 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
3658 Substitute all uses with ...
3659 (MODEF): New mode iterator.
3661 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
3662 from pre-regalloc define_insn_and_split splitter pattern.
3663 (*fix_trunc<mode>_i387_1): Ditto.
3664 (*fistdi2_1): Ditto.
3665 (*fist<mode>2_1): Ditto.
3666 (frndintxf2_floor): Ditto.
3667 (*fist<mode>2_floor_1): Ditto.
3668 (frndintxf2_ceil): Ditto.
3669 (*fist<mode>2_ceil_1): Ditto.
3670 (frndintxf2_trunc): Ditto.
3671 (frndintxf2_mask_pm): Ditto.
3673 (prologue): Use (const_int 0) as never generated filler insn.
3675 (sibcall_epilogue): Ditto.
3676 (eh_return_si): Ditto.
3677 (eh_return_di): Ditto.
3679 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3680 using MODEF mode iterator.
3681 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3682 using MODEF mode iterator.
3683 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3684 using MODEF mode iterator.
3685 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3686 Macroize expander using MODEF mode iterator.
3688 (zero_extendsidi2): Remove operand constraints from expander.
3689 (smuldi3_highpart): Ditto.
3690 (indirect_jump): Ditto.
3693 * config/i386/sse.md (storentv4sf): Ditto.
3694 (storentv2df): Ditto.
3695 (storentv2di): Ditto.
3697 (sse2_cvtpd2ps): Ditto.
3698 (vec_interleave_highv16qi): Ditto.
3699 (vec_interleave_lowv16qi): Ditto.
3700 (vec_interleave_highv8hi): Ditto.
3701 (vec_interleave_lowv8hi): Ditto.
3702 (vec_interleave_highv4si): Ditto.
3703 (vec_interleave_lowv4si): Ditto.
3704 (vec_interleave_highv2di): Ditto.
3705 (vec_interleave_lowv2di): Ditto.
3706 (sse2_maskmovdqu): Ditto.
3707 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3709 2007-09-09 Ira Rosen <irar@il.ibm.com>
3711 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3712 (struct _slp_tree, struct _slp_instance): Define new data structures
3713 along macros for their access.
3714 (struct _loop_vec_info): Define new fields: strided_stores,
3715 slp_instances, and slp_unrolling_factor along macros for their access.
3716 (enum slp_vect_type): New.
3717 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3719 (STMT_VINFO_STRIDED_ACCESS): New macro.
3720 (vect_free_slp_tree): Declare.
3721 (vectorizable_load): Add an argument of type slp_tree.
3722 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3723 vectorizable_assignment): Likewise.
3724 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3725 Declare (make extern).
3726 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3727 (new_loop_vec_info): Likewise.
3728 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3729 * tree-vect-analyze.c: Include recog.h.
3730 (vect_update_slp_costs_according_to_vf): New.
3731 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3732 functions. For not pure SLP stmts with strided access check that the
3733 group size is power of 2. Update the vectorization factor according to
3734 SLP. Call vect_update_slp_costs_according_to_vf.
3735 (vect_analyze_group_access): New.
3736 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3737 (vect_free_slp_tree): New functions.
3738 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3739 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3740 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3741 vect_detect_hybrid_slp): Likewise.
3742 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3743 and vect_detect_hybrid_slp.
3744 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3745 SLP costs into account.
3746 (vect_get_cost_fields): New function.
3747 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3749 (vect_model_store_cost, vect_model_load_cost): Likewise.
3750 (vect_get_constant_vectors): New function.
3751 (vect_get_slp_vect_defs, vect_get_slp_defs,
3752 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3753 vect_get_vec_defs): Likewise.
3754 (vectorizable_reduction): Don't handle SLP for now.
3755 (vectorizable_call): Don't handle SLP for now. Add argument to
3756 vect_model_simple_cost.
3757 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3758 get SLPed and vectorized defs). Fix indentation and spacing.
3759 (vectorizable_assignment): Handle SLP.
3760 (vectorizable_induction): Don't handle SLP for now.
3761 (vectorizable_operation): Likewise.
3762 (vectorizable_type_demotion): Add argument to
3763 vect_model_simple_cost.
3764 (vectorizable_type_promotion): Likewise.
3765 (vectorizable_store, vectorizable_load): Handle SLP.
3766 (vectorizable_condition): Don't handle SLP for now.
3767 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3768 no SLP transformation required for unsupported cases. Add SLP
3769 argument for supported cases.
3770 (vect_remove_stores): New function.
3771 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3772 (vect_transform_loop): Schedule SLP instances.
3773 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3775 2007-09-09 Andrew Haley <aph@redhat.com>
3777 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3780 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3782 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3783 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3784 Similar for what label_refs can go in the JUMP_TARGET field. Split
3785 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3786 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3787 REG_LABEL when replacing an operand with a LABEL_REF for a
3789 (subst_reloads): When replacing a LABEL_REG with a register,
3790 instead of generating a REG_LABEL note, assert that there already
3791 is one or that the label is a known target for the insn.
3792 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3793 note, check the JUMP_LABEL field. Remove "else" after return.
3794 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3795 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3796 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3797 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3798 insns. Iterate over all notes; don't assume there's only one.
3799 * cse.c (recorded_label_ref): Adjust comment to refer to
3801 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3802 insns, not just NONJUMP_INSN_P.
3803 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3804 isn't a jump target.
3805 * jump.c (rebuild_jump_labels): Adjust head comment.
3806 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3807 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3808 (mark_all_labels): For JUMP_P insns without a target, check if the
3809 the target is noted on the previous nonjump insn.
3810 (mark_jump_label_1): New function, guts from mark_jump_label.
3811 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3812 marking jump target labels.
3813 <case LABEL_REF>: Adjust for whether to generate a
3814 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3815 For 'E' format rtl, iterate in descending element order.
3816 (delete_related_insns): Handle both REG_LABEL_TARGET and
3817 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3818 reference count, delete and fallthrough. Move finding-next-
3819 non-deleted insn last in the function. Look at all INSN_P insns
3820 for REG_LABEL_OPERAND notes.
3821 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3823 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3824 JUMP_LABEL, output the INSN_UID of it.
3825 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3826 and/or REG_LABEL_TARGET.
3827 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3828 with jump.c copy by only adding notes for labels actually
3829 referenced in the insn.
3830 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3831 usage count increment; handle all INSN_P trial insns.
3832 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3834 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3835 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3836 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3838 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3839 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3840 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3841 on all INSN_P insns.
3842 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3843 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3844 REG_LABEL_OPERAND notes.
3845 * reload1.c (calculate_needs_all_insns): Adjust comments.
3846 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3847 * config/alpha/alpha.md (split for load of an address into a
3848 four-insn sequence on Unicos/Mk): Adjust to use
3850 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3852 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3855 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3856 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3857 FOR_BB_INSNS_SAFE instead of for loop.
3858 * cse.c (cse_extended_basic_block): Likewise.
3859 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3860 that the for loop does not invoke NEXT_INSN on a deleted insn.
3861 * function.c (instantiate_virtual_regs): Likewise.
3862 * lower-subreg.c (remove_retval_note): Likewise.
3863 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3865 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3867 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3868 insn, if it's a jump.
3869 (try_redirect_by_replacing_jump): New variable jump_p. Call
3870 tablejump_p before delete_insn_chain.
3871 * reload1.c (reload): New variable next. Make sure that the for
3872 loop does not invoke NEXT_INSN on a deleted insn.
3873 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3874 (delete_output_reload): New variable prev. Make sure the the for
3875 loops do not invoke PREV_INSN on a deleted insn.
3877 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3879 * pa/constraints.md: Remove 'X' from unused letters comment.
3881 2007-09-08 Richard Guenther <rguenther@suse.de>
3883 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3884 computed check stmt_ann->references_memory instead of counting
3887 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3889 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3890 validate_change() in one more case.
3892 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3894 PR tree-optimization/32283
3895 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3896 estimated_loop_iterations.
3897 (determine_use_iv_cost_condition): Decrease cost of expressions
3898 used in iv elimination.
3900 2007-09-08 Richard Guenther <rguenther@suse.de>
3902 * tree-cfg.c (verify_gimple_expr): Avoid building new
3903 pointer types, use TYPE_POINTER_TO if available instead.
3905 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3908 PR rtl-optimization/26449
3909 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3910 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3912 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3913 define_expand. Split insn in split1 pass.
3916 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3918 PR tree-optimization/33301
3919 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3922 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3924 PR tree-optimization/32183
3925 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3927 * tree-ssa-reassoc.c: Include cfgloop.h.
3928 (is_reassociable_op): Add a loop argument and return true only
3930 (linearize_expr): Updated.
3931 (should_break_up_subtract): Likewise.
3932 (linearize_expr_tree): Likewise.
3933 (init_reassoc): Call loop_optimizer_init with
3934 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3935 with CDI_DOMINATORS.
3936 (fini_reassoc): Call loop_optimizer_finalize.
3938 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3940 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3941 if there is no i-cache.
3943 2007-09-07 Richard Guenther <rguenther@suse.de>
3946 2007-09-06 Richard Guenther <rguenther@suse.de>
3948 PR tree-optimization/32586
3949 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3950 folding if nothing changed.
3951 (simplify_unary_expression): New function. Do tree combining
3952 on conversion like codes.
3953 (try_to_simplify): Call it.
3955 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3958 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3959 (__gthread_active,__gthread_start, __gthread_active_init): New.
3960 * gthr-posix95.h: Likewise.
3962 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3964 * function.h (struct function): Rename calls_unwind_init
3965 to saves_all_registers.
3966 (current_function_saves_all_registers): Renamed from
3967 current_function_calls_unwind_init.
3968 * reload1.c (reload): Set current_function_saves_all_registers.
3969 * except.c (expand_builtin_unwind_init): Likewise.
3970 * config/m68k/m68k.c (m68k_save_reg): Use
3971 current_function_saves_all_registers to save pic register.
3973 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3975 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3976 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3978 Reapply reverted changes:
3980 2007-09-06 Jan Hubicka <jh@suse.cz>
3982 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3985 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3987 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3988 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3990 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3992 * optabs.c (expand_float): Convert unsigned integer as signed only
3993 if it provides sufficient accuracy; add mode argument to real_2expN.
3994 (expand_fix): Fix comment typos; extend binary float into mode
3995 wider than destination for converion to unsigned integer; add mode
3996 argument to real_2expN.
3997 * real.c (real_2expN): Add mode argument to special-case decimal
3999 * real.h (real_2expN): Ditto.
4000 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4002 (fixed_from_string): Ditto.
4003 (fixed_to_decimal): Ditto.
4004 (fixed_convert_from_real): Ditto.
4005 (real_convert_from_fixed): Ditto.
4006 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4007 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4008 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4009 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4011 2007-09-07 Diego Novillo <dnovillo@google.com>
4013 * tree-flow.h (const_block_stmt_iterator): Remove.
4014 Update all users to use block_stmt_iterator.
4015 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4016 Update all users to use tree_stmt_iterator.
4018 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4020 * config/mips/mips.c (mips_set_current_function): Temporarily
4021 make this a no-op to fix bootstrap errors, pending rewrite.
4023 2007-09-07 Jan Hubicka <jh@suse.cz>
4025 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4028 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4030 PR tree-optimization/33299
4031 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4032 uses for all relevant loop-exit phis, not just the first.
4034 2007-09-07 Richard Guenther <rguenther@suse.de>
4037 * tree-ssa-operands.c (access_can_touch_variable): An access
4038 of the form (*p)[0] can touch a variable of same size.
4040 2007-09-07 Jan Hubicka <jh@suse.cz>
4042 * passes.c (init_optimization_passes): Add simple dce and addressable
4044 * tree-ssa.c (execute_update_addresses_taken): New function.
4045 (pass_update_address_taken): New.
4046 * tree-ssa-dse.c (execute_simple_dse): New function.
4047 (pass_simple_dse): New.
4048 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4050 2007-09-07 Tobias Burnus <burnus@net-b.de>
4053 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4055 2007-09-07 Richard Guenther <rguenther@suse.de>
4058 2007-09-06 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/32586
4061 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4062 folding if nothing changed.
4063 (simplify_unary_expression): New function. Do tree combining
4064 on conversion like codes.
4065 (try_to_simplify): Call it.
4067 2007-09-07 Richard Guenther <rguenther@suse.de>
4068 Uros Bizjak <ubizjak@gmail.com>
4070 PR tree-optimization/32821
4071 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4072 NULL in the call to set_bb_stmt_list.
4074 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4076 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4077 float calls here, rather than leaving some to the caller.
4078 Use call_internal_direct and call_value_internal_direct.
4079 * config/mips/mips.md (call_internal_direct): New pattern.
4080 (call_value_internal_direct): Likewise.
4082 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4084 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4085 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4087 (override_options): Set mips_base_move_loop_invariants.
4089 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4091 * config/mips/mips.opt (mcode-readable=): Move to keep list
4094 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4096 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4097 and -mgpopt options. Adjust the -G documentation to match.
4098 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4099 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4100 function, split out from mips_classify_symbol. Return false for
4101 !TARGET_LOCAL_SDATA.
4102 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4103 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4104 (override_options): Check whether the -mgpopt setting is consistent
4105 with the other flags.
4106 (symbolic_expression_p): Delete.
4107 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4108 and default_elf_select_rtx_section.
4109 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4110 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4111 external data and TARGET_EXTERN_SDATA.
4113 2007-09-07 Tobias Burnus <burnus@net-b.de>
4116 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4118 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4120 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4121 FOR_BB_INSNS_SAFE instead of for loop.
4122 * cse.c (cse_extended_basic_block): Likewise.
4123 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4124 that the for loop does not invoke NEXT_INSN on a deleted insn.
4125 * function.c (instantiate_virtual_regs): Likewise.
4126 * lower-subreg.c (remove_retval_note): Likewise.
4127 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4129 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4131 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4132 insn, if it's a jump.
4133 (try_redirect_by_replacing_jump): New variable jump_p. Call
4134 tablejump_p before delete_insn_chain.
4135 * reload1.c (reload): New variable next. Make sure that the for
4136 loop does not invoke NEXT_INSN on a deleted insn.
4137 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4138 (delete_output_reload): New variable prev. Make sure the the for
4139 loops do not invoke PREV_INSN on a deleted insn.
4141 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4143 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4144 * cgraph.h (rebuild_cgraph_edges): Declare.
4145 * tree-pass.h (pass_expand_omp_ssa): New.
4146 * omp-low.c (find_omp_clause): Export.
4147 (copy_var_decl): Split from omp_copy_decl_2.
4148 (build_omp_barrier): Return the call to emit instead of emitting
4150 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4152 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4153 expand_omp_for_generic, expand_omp_for_static_nochunk,
4154 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4155 Adapted to work on SSA form.
4156 (execute_expand_omp): Do not invalidate dominance information.
4157 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4158 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4159 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4161 (force_gimple_operand): Allow gimplifying code expressions without
4163 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4164 * common.opt (fopenmp-ssa): New.
4165 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4166 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4167 * tree-cfg.c: Include tree-inline.h.
4168 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4169 (replace_by_duplicate_decl, replace_ssa_name,
4170 mark_virtual_ops_in_region): New functions.
4171 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4172 to work on SSA form.
4173 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4174 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4177 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4179 * tree-loop-linear.c: Include obstack.h.
4180 (linear_transform_loops): New obstack lambda_obstack.
4181 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4182 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4183 and free afterwards.
4184 * lambda.h (struct obstack): New forward declaration.
4185 (lambda_linear_expression_new): New parameter of type struct
4187 (lambda_loopnest_new): Likewise.
4188 (lambda_loopnest_transform): Likewise.
4189 (lambda_body_vector_new): Likewise.
4190 (lambda_body_vector_compute_new): Likewise.
4191 (gcc_loopnest_to_lambda_loopnest): Likewise.
4192 (lambda_loopnest_to_gcc_loopnest): Likewise.
4193 * lambda-code.c: Include obstack.h.
4194 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4196 (lambda_body_vector_new): Likewise.
4197 (lambda_linear_expression_new): Likewise.
4198 (lambda_lattice_new): Likewise.
4199 (lambda_loopnest_new): Likewise. Additionally use obstack to
4200 allocate LN_LOOPS(ret).
4201 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4202 it to lambda_lattice_new.
4203 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4204 Pass it to lambda_body_vector_new.
4205 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4206 it to lambda_lattice_new.
4207 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4208 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4209 (lambda_compute_target_space): Likewise.
4210 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4211 Pass it to lambda_lattice_compute_base and
4212 compute_nest_using_fourieer_motzkin.
4213 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4214 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4215 and lambda_lattice_compute_target_space.
4216 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4217 Pass it to lambda_linear_expression_new.
4218 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4219 to gcc_tree_to_linear_expression.
4220 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4221 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4222 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4223 Pass it to lambda_body_vector_new and
4224 lambda_body_vector_compute_new.
4225 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4226 (lambda-code.o): Likewise.
4228 2007-09-06 Chao-ying Fu <fu@mips.com>
4230 * ginclude/stdfix.h: New file.
4231 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4232 (convert.o): Add dependence on fixed-value.h.
4233 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4234 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4235 to define fixed-point constants.
4236 (c_cpp_builtins): Define fixed-point constants.
4237 * convert.c (fixed-value.h): New include.
4238 (convert_to_real): Update comment to include fixed-point.
4239 Support FIXED_POINT_TYPE.
4240 (convert_to_integer): Update comment to include fixed-point.
4241 Support FIXED_POINT_TYPE.
4242 (convert_to_complex): Support FIXED_POINT_TYPE.
4243 (convert_to_fixed): New function.
4244 * convert.h (convert_to_fixed): Declare.
4245 * genopinit.c: Add comment about $Q for only fixed-point modes.
4246 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4247 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4248 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4249 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4250 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4251 usneg_optab for fixed-point modes.
4252 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4254 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4255 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4256 unsigned saturation optabs, when type is saturating.
4257 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4258 (expand_fixed_convert): New function.
4259 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4260 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4261 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4262 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4263 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4264 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4266 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4267 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4268 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4269 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4270 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4272 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4273 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4274 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4275 fractuns, satfractuns.
4276 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4277 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4278 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4279 OTI_ssmsub_widen, OTI_usmsub_widen.
4280 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4281 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4282 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4283 umsub_widen_optab, usmsub_widen_optab): Define.
4284 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4286 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4288 (expand_fixed_convert): Declare.
4289 * expr.c (convert_move): Support the move of fixed-point modes.
4290 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4291 (categorize_ctor_elements_1): Handle FIXED_CST.
4292 (count_type_elements): Handle FIXED_POINT_TYPE.
4293 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4294 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4296 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4297 multiply and add/subtract for fixed-point types.
4298 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4299 mode, we jump to binop directly.
4300 Support FIXED_CONVERT_EXPR.
4301 (do_store_flag): Check FIXED_CST to put a constant second.
4302 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4303 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4304 (const_vector_from_tree): Support FIXED_CST.
4305 * doc/extend.texi (Fixed-Point): New node.
4306 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4307 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4308 satfract, fractuns, satfractuns): Document them.
4310 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4312 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4313 addresses into I registers.
4315 2007-09-06 Jan Hubicka <jh@suse.cz>
4316 Andreas Tobler <a.tobler@schweiz.org>
4318 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4320 (machopic_legitimize_pic_address): Likewise.
4322 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4323 Jan Hubicka <jh@suse.cz>
4325 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4326 instead of ufloat_optab->handlers directly.
4327 (floatdidf2): Likewise.
4329 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
4331 * config/mips/mips.c: Include diagnostic.h.
4332 (mips_set_current_function): Check errorcount and sorrycount
4333 before generating RTL.
4335 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4338 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
4339 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
4340 (print_operand_reloc): Likewise.
4342 2007-09-06 Janis Johnson <janis187@us.ibm.com>
4346 2007-09-06 Jan Hubicka <jh@suse.cz>
4348 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4351 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4353 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4354 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4356 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4358 * optabs.c (expand_float): Convert unsigned integer as signed only
4359 if it provides sufficient accuracy; add mode argument to real_2expN.
4360 (expand_fix): Fix comment typos; extend binary float into mode
4361 wider than destination for converion to unsigned integer; add mode
4362 argument to real_2expN.
4363 * real.c (real_2expN): Add mode argument to special-case decimal
4365 * real.h (real_2expN): Ditto.
4366 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4368 (fixed_from_string): Ditto.
4369 (fixed_to_decimal): Ditto.
4370 (fixed_convert_from_real): Ditto.
4371 (real_convert_from_fixed): Ditto.
4372 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4373 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4374 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4375 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4377 2007-09-06 Tom Tromey <tromey@redhat.com>
4379 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
4380 * c-pch.c (c_common_read_pch): Restore current location after
4382 * tree.c (expand_location): Update.
4383 (expr_filename): Changed return type. Unified the two cases.
4384 (expr_lineno): Likewise.
4385 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
4387 * toplev.c (line_table): Changed type.
4388 (general_init): Update.
4389 (realloc_for_line_map): New function.
4390 (general_init): Allocate line_table using GC.
4391 * fix-header.c (line_table): Changed type.
4392 (read_scan_file): Update.
4393 (read_scan_file): Update.
4394 * c-ppoutput.c (maybe_print_line): Update.
4395 (print_line): Update.
4396 (cb_line_change): Update.
4397 (cb_define): Update.
4398 (pp_file_change): Update.
4399 * c-opts.c (c_common_init_options): Update.
4400 (finish_options): Update.
4401 (push_command_line_include): Update.
4402 * c-lex.c (cb_line_change): Update.
4403 (cb_def_pragma): Update.
4404 (cb_define): Update.
4406 (c_lex_with_flags): Use cpp_get_token_with_location.
4407 * input.h (line_table): Changed type.
4408 (location_from_locus): New macro.
4409 * tree.h (EXPR_FILENAME): No longer an lvalue.
4410 (EXPR_LINENO): Likewise.
4411 (expr_locus, set_expr_locus): Declare separately for
4412 USE_MAPPED_LOCATION.
4413 (expr_filename, expr_lineno): Changed return type.
4414 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
4415 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
4416 (expand_gimple_basic_block): Likewise.
4417 * final.c (final_scan_insn): Use expanded_location.
4419 2007-09-06 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/32586
4422 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4423 folding if nothing changed.
4424 (simplify_unary_expression): New function. Do tree combining
4425 on conversion like codes.
4426 (try_to_simplify): Call it.
4427 * builtins.c (fold_builtin_cexp): Fold the built expressions.
4428 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
4430 2007-09-06 Jan Hubicka <jh@suse.cz>
4433 * cse.c (fold_rtx): Avoid invalid sharing.
4435 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4437 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4438 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4440 2007-09-06 Revital Eres <eres@il.ibm.com>
4442 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4443 Fix offsettable memory reference for 750CL.
4445 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
4447 * reload.c (find_reloads_address_1): Try to preserve original
4448 base/index regclass of operands.
4449 * regrename.c (scan_rtx_address): Likewise.
4450 (replace_oldest_value_addr): Likewise.
4452 2007-09-06 Richard Guenther <rguenther@suse.de>
4454 PR tree-optimization/33302
4455 * domwalk.c (walk_dominator_tree): The exit block is
4456 interesting even if it is not reachable.
4458 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4461 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
4463 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
4465 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
4468 2007-09-05 Ian Lance Taylor <iant@google.com>
4470 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
4472 (dump_generic_node): Likewise.
4473 * print-rtl.c (print_decl_name): Likewise.
4474 * print-tree.c (print_node_brief): Likewise.
4475 (print_node): Likewise.
4476 * Makefile.in (RTL_BASE_H): Add alias.h.
4479 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
4481 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
4483 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
4484 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
4486 2007-09-06 Jie Zhang <jie.zhang@analog.com>
4488 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
4489 (tm_defines): Define UCLIBC_DEFAULT to 1.
4490 (extra_options): Add linux.opt.
4491 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4492 (CRT_CALL_STATIC_FUNCTION): Likewise.
4493 (NO_IMPLICIT_EXTERN_C): Likewise.
4494 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4495 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
4496 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4497 (ENDFILE_SPEC): Don't define.
4498 (LIB_SPEC): Likewise.
4499 (CRT_CALL_STATIC_FUNCTION): Likewise.
4500 (NO_IMPLICIT_EXTERN_C): Likewise.
4501 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
4502 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4504 2007-09-06 Jan Hubicka <jh@suse.cz>
4506 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4509 2007-09-06 Jan Hubicka <jh@suse.cz>
4511 * opts.c (common_handle_option): Enable inlining functions for
4514 2007-09-06 Jakub Jelinek <jakub@redhat.com>
4516 * builtin-attrs.def (ATTR_NONNULL_3): New.
4517 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
4518 ATTR_NOTHROW_NONNULL_##FA.
4519 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
4520 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
4521 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
4522 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
4523 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
4524 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
4525 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
4527 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
4528 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
4529 ATTR_FORMAT_NOTHROW_3_4): Remove.
4530 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
4531 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
4532 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
4533 instead of ATTR_FORMAT_*_*.
4535 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
4537 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
4538 parts re-used for REG_FRAME_RELATED_EXPR.
4540 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4542 * optabs.c (expand_float): Convert unsigned integer as signed only
4543 if it provides sufficient accuracy; add mode argument to real_2expN.
4544 (expand_fix): Fix comment typos; extend binary float into mode
4545 wider than destination for converion to unsigned integer; add mode
4546 argument to real_2expN.
4547 * real.c (real_2expN): Add mode argument to special-case decimal
4549 * real.h (real_2expN): Ditto.
4550 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4552 (fixed_from_string): Ditto.
4553 (fixed_to_decimal): Ditto.
4554 (fixed_convert_from_real): Ditto.
4555 (real_convert_from_fixed): Ditto.
4556 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4557 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4558 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4559 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4561 2007-09-05 Ian Lance Taylor <iant@google.com>
4563 * init-regs.c (initialize_uninitialized_regs): Call
4564 emit_insn_before rather than add_insn_before.
4566 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4568 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
4569 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
4570 * tree-inline.h (copy_body_data): Add call_expr field.
4571 * tree-inline.c (expand_call_inline): Initialize call_expr.
4572 (copy_bb): Append anonymous inline fn arguments to arguments
4573 when inlining a CALL_EXPR_VA_ARG_PACK call.
4574 * builtins.c (expand_builtin): Issue an error if
4575 BUILT_IN_VA_ARG_PACK is seen during expand.
4576 (fold_call_expr, fold_builtin_call_array): Don't fold
4577 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
4578 __builtin_va_arg_pack () call as last argument.
4579 * gimplify.c (gimplify_call_expr): If last argument to a vararg
4580 function is __builtin_va_arg_pack (), decrease number of call
4581 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
4582 * expr.c (expand_expr_real_1): Issue an error if
4583 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
4584 * tree-pretty-print.c (dump_generic_node): Handle printing
4585 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
4586 * doc/extend.texi (__builtin_va_arg_pack): Document.
4588 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
4590 PR tree-optimization/21513
4591 * builtins.c (build_builtin_expect_predicate): New function.
4592 (fold_builtin_expect): Add argument for expected value.
4593 Distribute __builtin_expect over short-circuiting operations.
4594 Fold nested builtin_expects.
4595 (fold_builtin_2): Adjust call to fold_builtin_expect.
4597 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
4600 PR tree-optimization/13756
4601 * doc/invoke.texi (Options That Control Optimization): Document
4604 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
4606 * gcc/config/i386/cpuid.h: New file.
4607 * gcc/config/i386/driver-i386.c: Include cpuid.h.
4608 (describe_cache): Shrink size and line strings to 100 bytes.
4609 (detect_caches_amd): Return "" for unsupported max_ext_level.
4610 Use __cpuid function.
4611 (detect_caches_intel): Return "" for unsupported max_level.
4612 Use __cpuid function.
4613 (host_detect_local_cpu): Change feature flag variables to
4614 unsigned int. Initialize only extended feature flag variables.
4615 Use __get_cpuid_max to determine max supported cpuid level.
4616 Use __cpuid function to determine supported features. Fix
4617 calculation of family id. Remove is_amd and check signature
4618 directly. Check for Geode signature. Handle family 4 id.
4619 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
4620 cpu discovery code to lower part of the function.
4621 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
4622 for sub-architecture.
4623 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
4624 [PROCESSOR_K8]: Add k8-sse3 architecture.
4625 [PROCESSOR_NOCONA]: Remove.
4626 [PROCESSOR_GENERIC64]: Ditto.
4627 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
4628 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
4629 to check for SSE and FXSAVE support.
4630 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
4631 Add -minline-all-stringops.
4632 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
4633 (x86_64-*-*): Ditto.
4635 2007-09-05 Jie Zhang <jie.zhang@analog.com>
4637 * config/bfin/linux-unwind.h: New file.
4638 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
4639 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
4641 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4643 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
4644 * stmt.c: Include alloc-pool.h.
4645 (struct case_node): Remove GTY marker.
4646 (add_case_node): New parameter case_node_pool. Use it for
4648 (expand_case): New allocation pool case_node_pool. Initialize it,
4649 pass to add_case_node and free it.
4651 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4652 David Ung <davidu@mips.com>
4653 Nigel Stephens <nigel@mips.com>
4655 Add mips16/nomips16 function attributes and -mflip-mips16 option
4656 for testing mixed-mode compilation.
4658 * config/mips/mips.opt (mflip-mips16): New.
4660 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
4661 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
4663 * config/mips/mips.c (mips_base_target_flags): New.
4664 (mips_base_mips16): New.
4665 (mips_base_schedule_insns): New.
4666 (mips_base_reorder_blocks_and_partition): New.
4667 (mips_base_align_loops): New.
4668 (mips_base_align_jumps): New.
4669 (mips_base_align_functions): New.
4670 (mips16_flipper): New.
4671 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4672 (TARGET_SET_CURRENT_FUNCTION): Define.
4673 (mips_mips16_type_p, mips_nomips16_type_p): New.
4674 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4675 (mips_function_ok_for_sibcall): Make it deal with functions with
4677 (mips_init_split_addresses): New, split out from override_options.
4678 (mips_init_relocs): New, split out from override_options.
4679 (was_mips16_p): New.
4680 (mips_set_mips16_mode): New, split out from override_options.
4681 (mips_set_current_function): New.
4682 (override_options): Add sorry for unsupported mips16/pic
4683 combination. Remove error for mips16/dsp combination. Save
4684 base option settings.
4685 (mips_file_start): Move mips16 mode setting output from here....
4686 (mips_output_function_prologue): ....to here.
4687 (mips_output_mi_thunk): Check for mips16 function.
4688 (build_mips16_function_stub): Don't set .mips16 here.
4689 (build_mips16_call_stub): Likewise.
4690 (mips_expand_builtin): Error in mips16 mode.
4691 (mips_use_mips16_mode_p): New.
4692 (mips_encode_section_info): Check for mips16 function, and set
4693 SYMBOL_REF_FLAGS accordingly.
4695 * doc/extend.texi (Function Attributes): Document new
4696 mips16/nomips16 attributes.
4697 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4698 (MIPS Options): Document -mflip-mips16.
4700 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4702 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4703 if we encounter TLS address in MIPS16 mode.
4704 (mips_legitimize_const_move): Check cannot_force_const_mem for
4705 the (const (plus symbol offset)) case; this forces invalid TLS
4706 address in MIPS16 mode to be caught by the above call to sorry.
4707 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4708 because that now enables emutls, which is not ABI compatible
4709 with native TLS in non-MIPS16 mode.
4711 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4713 Add target hook invoked when cfun changes.
4715 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4716 * target.h (struct gcc_target): Add set_current_function.
4717 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4718 (TARGET_INITIALIZER): Add initializer for set_current_function.
4719 * tree.h (push_struct_function): New.
4720 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4722 (set_cfun): Declare.
4723 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4725 (push_function_context_to): Use allocate_struct_function
4726 to create null context, not init_dummy_function_start. Use set_cfun.
4727 (pop_function_context_from): Use set_cfun.
4728 (in_dummy_function): New.
4729 (invoke_set_current_function_hook): New.
4731 (push_cfun, pop_cfun): Use set_cfun.
4732 (push_struct_function): New.
4733 (allocate_struct_function): Call invoke_set_current_function_hook
4735 (prepare_function_start): Don't set cfun here. Remove unused
4736 argument; fix all callers.
4737 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4738 push_struct_function.
4739 (init_function_start): Set cfun here.
4740 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4741 * omp-low.c (create_omp_child_function): Use push_struct_function
4742 and pop_cfun to save/restore state.
4743 (expand_omp_parallel): Remove unused saved_cfun variable.
4744 * cgraphunit.c (ipa_passes): Use set_cfun.
4745 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4746 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4747 * matrix-reorg.c (transform_allocation_sites): Likewise.
4748 (matrix_reorg): Use set_cfun.
4749 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4750 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4751 assignment to cfun; use set_cfun for the other.
4752 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4753 (dump_function_to_file): Use push_cfun/pop_cfun here.
4754 * c-decl.c (finish_function): Use set_cfun.
4756 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4758 * regrename.c (rerename_optimize): Use deferred rescanning and
4759 insert explicit calls to rescan insns when changed.
4761 2007-09-05 Jan Hubicka <jh@suse.cz>
4763 * optabs.c (libfunc_entry): Change optab to integer.
4764 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4765 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4766 of pointers for hashing.
4768 2007-09-05 Jan Hubicka <jh@suse.cz>
4770 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4772 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4773 * see.c (pass_see): Likewise.
4774 * tracer.c (pass_tracer): Likewise.
4775 * postreload-gcse.c (pass_gcse2): Likewise.
4776 * postreload.c (pass_postreload_cse): Likewise.
4777 * mode-switching.c (pass_mode_switching): Likewise.
4778 * modulo-sched.c (pass_sms): Likewise.
4779 * cse.c (cse_insn): Likewise.
4780 * web.c (pass_web): Likweise.
4781 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4782 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4783 * loop-init.c (pass_rtl_loop_init): Likewise.
4784 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4785 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4786 * global.c (pass_global_alloc): Likewise.
4787 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4788 pass_if_after_reload): Likewise.
4789 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4790 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4791 * regmove.c (pass_regmove): Likewise.
4792 * function.c (pass_thread_prologugues_epilogues): Likewise.
4793 * gcse.c (pass_gcse): Likewise.
4794 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4795 * lower-subreg.c (pass_lower_subreg2): Likewise.
4796 * bt-load.c (pass_branch_target_load): Likewise.
4797 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4798 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4799 * combine.c (pass_combine): Likewise.
4800 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4801 (pass_partition_blocks): Likewise.
4802 * var-tracking.c (pass_variable_track): Likewise.
4803 * reg-stack.c (pass_stack_regs_run): Likewise.
4804 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4805 * passes.c (pass_postreload): Likewise.
4806 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4807 * tree-pass.h (TODO_verify_rtl_sharing): New.
4808 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4809 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4810 TODO_set_props, TODO_df_finish, TODO_df_verify,
4811 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4813 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4815 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4816 fold_real_zero_addition_p, reorder_operands_p,
4817 div_if_zero_remainder, fold_undefer_overflow_warnings,
4818 int_binop_types_match_p, fold_convert_const_int_from_int,
4819 fold_convert_const_int_from_real,
4820 fold_convert_const_int_from_fixed,
4821 fold_convert_const_real_from_real,
4822 fold_convert_const_real_from_fixed,
4823 fold_convert_const_fixed_from_fixed,
4824 fold_convert_const_fixed_from_int,
4825 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4826 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4827 debug_fold_checksum, multiple_of_p): Constify.
4828 * tree-flow-inline.h (get_lineno): Likewise.
4829 * tree-flow.h (get_lineno): Likewise.
4830 * tree-object-size.c (compute_object_offset, addr_object_size,
4831 alloc_object_size, pass_through_call): Likewise.
4832 * tree-pretty-print.c (op_symbol, print_call_name,
4833 print_struct_decl, do_niy): Likewise.
4834 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4835 debug_fold_checksum): Likewise.
4837 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4840 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4841 note, remove the associated REG_RETVAL note.
4843 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4845 * config.gcc (powerpc*-*-*): Install
4846 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4847 * config/rs6000/spu2vmx.h: New header.
4848 * config/rs6000/si2vmx.h: New header.
4849 * config/rs6000/vec_types.h: New header.
4851 2007-09-05 Ben Elliston <bje@au.ibm.com>
4853 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4855 2007-09-05 Ben Elliston <bje@au.ibm.com>
4857 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4859 (__stdcx): Make asm volatile.
4860 (__stwcx, __stdcx): Return only 0 or 1.
4862 2007-09-05 Jan Hubicka <jh@suse.cz>
4866 2007-09-04 Jan Hubicka <jh@suse.cz>
4867 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4869 2007-09-04 Richard Guenther <rguenther@suse.de>
4870 * tree-ssa-operands.c (add_virtual_operand): Only mark
4871 stores as has_volatile_ops if alias information is not available.
4873 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4875 * config/rs6000/tramp.asm: Include config.h.
4876 Check __PIC__ or __pic__ macro instead of SHARED.
4878 PR rtl-optimization/32300
4879 * see.c (see_copy_insn): New function.
4880 (see_def_extension_not_merged, see_merge_one_use_extension,
4881 see_merge_one_def_extension): Use it. Avoid changing
4882 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4883 into sequences. Call df_insn_delete on temporary insns
4884 that won't be emitted into the insn stream.
4885 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4886 and run df_process_deferred_rescans () before run_fast_dce.
4888 PR tree-optimization/33017
4889 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4890 recurse for pure or const function calls.
4892 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4894 * c-format.c: Include alloc-pool.h.
4895 (check_format_info_main): New argument fwt_alloc. Use allocation
4896 pool instead of GC. Remove GC deallocation code.
4897 (check_format_arg): Create allocation pool, pass it to
4898 check_format_info_main and free it afterwards.
4899 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4901 2007-09-05 Ben Elliston <bje@au.ibm.com>
4903 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4904 Rename count macro arugment for clarity.
4905 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4906 (__protected_stream_set): Likewise, pass 0.
4908 2007-09-04 Jan Hubicka <jh@suse.cz>
4910 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4912 2007-09-04 Jan Hubicka <jh@suse.cz>
4914 * invoke.texi (-finline-small-functions): Document.
4915 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4916 when deciding what is inlinable.
4917 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4918 (cgraph_decide_inlining_of_small_function): Handle new flags.
4919 (cgraph_decide_inlining_incrementally): Likewise.
4920 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4921 * common.opt (finline-small-functions): New.
4922 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4924 2007-09-04 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-operands.c (add_virtual_operand): Only mark
4927 stores as has_volatile_ops if alias information is not available.
4929 2007-09-04 Andrew Haley <aph@redhat.com>
4931 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4933 2007-09-04 Andrew Haley <aph@redhat.com>
4935 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4936 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4937 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4939 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4942 * common.opt: Mention ABI version 2 in comment.
4944 2007-09-04 Jan Hubicka <jh@suse.cz>
4946 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4947 (libfunc_entry): New structure.
4948 (libfunc_hash): New hashtable.
4949 (hash_libfunc): New function.
4950 (eq_libfunc): New function.
4951 (convert_optab_libfunc): New function.
4952 (optab_libfunc): New function.
4953 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4954 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4955 expand_float, expand_fix, new_optab, new_convert_optab):
4956 Update for new libfunc API.
4957 (init_libfunc, init_integral_libfuncs,
4958 init_floating_libfuncs, init_interclass_conv_libfuncs
4959 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4960 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4961 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4962 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4963 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4964 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4965 gen_extend_conv_libfunc): New.
4966 (init_one_libfunc): Revamp for hashtables.
4967 (set_conv_libfunc): Likewise.
4968 (init_optabs): Initialize hashtable; use lazy initialization where
4970 * optabs.h (optab_handlers): Move out of GGC.
4971 (optab, convert_optab): Move out of GGC; add lazy gen info.
4972 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4973 (optab_libfunc, convert_optab_libfunc): New.
4974 * builtins.c (expand_builtin_powi): Update for new API.
4975 * expr.c (convert_move): Likewise.
4976 * expmed.c (expand_divmod): Likewise.
4978 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4980 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4981 GOT pointer only if there is a constant pool. Use the allocated space
4984 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4986 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4989 2007-09-04 Revital Eres <eres@il.ibm.com>
4990 Richard Guenther <rguenther@suse.de>
4991 R. Clint Whaley <whaley@cs.utsa.edu>
4993 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4995 * tree-tailcall.c (process_assignment): Use -fassociative-math
4996 when reodering operands of floating-point type.
4997 * fold-const.c (fold_comparison, fold_binary): Use
4998 -fassociative-math and -freciprocal-math instead of
4999 -funsafe-math-optimization flag.
5000 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5001 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5002 -freciprocal-math instead of -funsafe-math-optimizations.
5003 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5004 -fassociative-math when -ffast-math is set.
5005 (set_unsafe_math_optimizations_flags): New Function
5006 to set -freciprocal-math and -fassociative-math when
5007 -funsafe-math-optimizations is set.
5008 (common_handle_option): Call it.
5009 * tree-vectorizer.c (vect_is_simple_reduction): Use
5010 -fassociative-math when doing reduction on floats.
5011 * loop-unroll.c (analyze_insn_to_expand_var): Use
5012 -fassociative-math when expanding an accumulator of type float.
5013 * simplify-rtx.c (simplify_binary_operation_1): Use
5014 -fassociative-math and -freciprocal-math when reordeing operands
5015 of floating-point type.
5016 * combine.c (combine_simplify_rtx): Likewise.
5017 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5019 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5021 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5024 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5026 2007-09-04 Jan Hubicka <jh@suse.cz>
5028 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5030 2007-09-04 Jan Hubicka <jh@suse.cz>
5032 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5033 and corresponding MATCH_DUP.
5035 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5038 * combine.c (subst): Do not try to simplify X if it represents load
5039 of FP constant from the constant pool via float extension.
5041 2007-09-04 Ben Elliston <bje@au.ibm.com>
5043 * c-opts.c: Include "tm_p.h".
5044 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5046 2007-09-04 Richard Guenther <rguenther@suse.de>
5048 PR tree-optimization/33291
5049 * tree-pretty-print.c (dump_generic_node): Dump all
5050 qualifiers for pointer types, not only first. Dump
5051 qualifiers for aggregate types as well.
5052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5053 use the canonical type for building ARRAY_REFs.
5054 * gimplify.c (canonicalize_addr_expr): Clean up. The
5055 correct validness check is compatibility of the pointer
5056 types. Always use the canonical type for building
5057 ARRAY_REFs and ADDR_EXPRs.
5058 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5059 change that disabled propagation of ADDR_EXPRs into statements
5062 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5064 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5065 (umulsi3_highpart): Make into expanders; existing insns are
5066 now named *[insn]_nov6. Add stars to existing [insn]_v6
5067 counterparts' names.
5069 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5071 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5072 (unprotoize.o): Remove SHLIB_MULTILIB.
5074 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5076 * doc/extend.texi: Document progmem attribute for AVR.
5078 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5081 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5083 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5085 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5088 * optabs.c: Remove unnecessary forward declarations.
5089 (expand_unop_direct): New, broken out of expand_unop.
5090 (expand_doubleword_clz): New.
5091 (expand_ctz): Move above expand_ffs. Use
5092 start_sequence, end_sequence, add_equal_note, and
5093 expand_unop_direct. Add more commentary.
5094 (expand_ffs): Try both ctz optab and expand_ctz.
5095 Generate a test and branch if the hardware doesn't give us
5096 a useful value for input zero. Style improvements similar to
5099 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5101 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5103 * config.gcc: Delete stanza for arm-semi-aof and
5104 armel-semi-aof targets.
5105 * config/arm/arm-protos.h
5107 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5108 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5109 delete aof_pic_label and remove mention of AOF in comments.
5110 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5112 * config/arm/semiaof.h
5113 * config/arm/t-semi: Delete file.
5115 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5117 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5118 CONST_CAST_BB): New macros for type-specific casts.
5119 (CONST_CAST): Add a TYPE parameter and define it in terms of
5122 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5123 * c-lex.c (cb_ident, lex_string): Likewise,
5124 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5125 * config/i386/i386.c (ix86_function_regparm,
5126 ix86_function_sseregparm): Use CONST_CAST_TREE.
5127 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5129 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5130 give_switch, set_multilib_dir): Likewise,
5131 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5132 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5133 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5134 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5135 * prefix.c (update_path): Likewise,
5136 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5137 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5138 * tree-cfg.c (tree_can_merge_blocks_p,
5139 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5140 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5141 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5142 (attribute_list_contained): Use CONST_CAST_TREE.
5144 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5146 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5148 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5151 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5152 before forcing them into a register.
5154 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5156 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5157 rather than define_code_macro.
5159 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5161 * gcc.c (xputenv): New function.
5162 (putenv_from_prefixes): Use xputenv instead of putenv.
5163 (process_command): Use xputenv instead of putenv.
5164 (set_collect_gcc_options): Use xputenv instead of putenv.
5165 (main): Use xputenv instead of putenv.
5167 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5169 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5170 availability of swap instruction.
5171 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5173 2007-09-03 Revital Eres <eres@il.ibm.com>
5175 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5178 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5179 Ayal Zaks <zaks@il.ibm.com>
5180 Revital Eres <eres@il.ibm.com>
5182 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5183 compute_split_row): New functions.
5184 (ps_unschedule_node): Remove.
5185 (normalize_sched_times): Iterate over the already scheduled
5186 insns instead of the number of nodes.
5187 (MAX_SPLIT_NUM): New definition.
5188 (sms_schedule_by_order): Change the scheduling heuristic to
5189 avoid useless increases of initiation interval ii.
5190 (get_sched_window): Add dump printouts.
5192 2007-09-02 David Daney <ddaney@avtrex.com>
5194 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5195 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5196 (optab, insn): Add more attributes.
5197 (fetchop_bit): New code macro.
5198 (immediate_insn): New code macro attribute.
5199 (sync): Change condition to ISA_HAS_SYNC.
5200 (rdhwr): Change predicate for operand 0 to register_operand.
5201 (memory_barrier): New expand.
5202 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5203 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5204 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5205 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5206 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5207 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5208 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5209 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5210 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5212 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5213 Hans-Peter Nilsson <hp@axis.com>
5215 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5216 Defined to describe availability and behavior of CLZ.
5217 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5218 * config/cris/cris.opt: Tweak comment for "-metrax4".
5219 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5220 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5221 (count_leading_zeros): Define.
5223 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5225 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5227 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5230 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5233 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5235 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5236 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5237 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5238 sched-deps.c, sched-int.h, system.h, target.h,
5239 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5240 tree.def: Fix comment typos.
5242 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5244 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5245 (override_options): Turn on -mstrict-align on non-ColdFire
5247 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5249 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5251 * c-common.c (const_strip_array_types): Delete.
5252 * c-common.h (const_strip_array_types): Likewise.
5253 * emit-rtl.c (const_next_insn, const_previous_insn,
5254 const_next_nonnote_insn, const_prev_nonnote_insn,
5255 const_next_real_insn, const_prev_real_insn,
5256 const_next_active_insn, const_prev_active_insn, const_next_label,
5257 const_prev_label): Delete.
5258 * gimple-low.c (block_may_fallthru): Use expr_last.
5259 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5260 * rtl.h (const_previous_insn, const_next_insn,
5261 const_prev_nonnote_insn, const_next_nonnote_insn,
5262 const_prev_real_insn, const_next_real_insn,
5263 const_prev_active_insn, const_next_active_insn, const_prev_label,
5264 const_next_label): Delete.
5265 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5266 * system.h (CONST_CAST): Update comment.
5267 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5268 (const_first_stmt, const_last_stmt): Delete.
5269 (tree_block_ends_with_condjump_p): Use last_stmt.
5270 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5271 * tree-iterator.c (const_expr_first, const_expr_last,
5272 const_expr_only): Delete.
5273 * tree.c (const_lookup_attribute): Likewise.
5274 (attribute_list_contained): Use lookup_attribute.
5275 * tree.h (const_lookup_attribute, const_expr_first,
5276 const_expr_last, const_expr_only): Delete.
5278 2007-09-01 Richard Guenther <rguenther@suse.de>
5280 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5281 instead of TREE_THIS_VOLATILE.
5282 * tree-ssa-operands.c (add_virtual_operand): Do not set
5283 has_volatile_ops. Do not check s_ann for NULL.
5284 (get_indirect_ref_operands): Likewise.
5285 (get_expr_operands): Likewise. For all reference trees
5286 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5287 check base of reference for TREE_THIS_VOLATILE.
5289 2007-09-01 Richard Guenther <rguenther@suse.de>
5291 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5292 between integral types. Also allow conversions between
5295 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5297 * optabs.c (prepare_float_lib_cmp): Use
5298 libgcc_cmp_return_mode instead of word_mode.
5299 * config/dfp-bit.h: Likewise.
5300 * config/fp-bit.h: Likewise.
5301 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5303 (spu_libgcc_shift_count_mode): New function.
5304 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5305 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5307 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5309 * tree-pretty-print.c: Include output.h.
5310 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5311 HOST_WIDE_INT_PRINT_DEC.
5312 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5314 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5316 PR rtl-optimization/33224
5317 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5318 to the analysed region.
5320 2007-08-31 Richard Guenther <rguenther@suse.de>
5322 * function.c (allocate_struct_function): Do not set
5323 current_function_returns_pointer.
5324 * function.h (struct var_refs_queue): Remove.
5325 (struct simple_obstack_stack): Likewise.
5326 (struct function): Remove fixup_var_refs_queue member.
5327 Remove returns_pointer flag.
5328 (current_function_returns_pointer): Remove define.
5330 2007-08-31 Nick Clifton <nickc@redhat.com>
5332 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
5333 secondary keys in order to obtain a stable sort.
5335 2007-08-31 Nick Clifton <nickc@redhat.com>
5338 * config/m32r/constraints.md: Add W constraint for integer zero.
5339 * config/m32r/m32r.md (get_pc): Use W and i constraints.
5340 Fix length calculation by using alternatives.
5342 2007-08-31 Richard Sandiford <richard@codesourcery.com>
5344 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
5345 split out from expand_binop.
5346 (avoid_expensive_constant): New function.
5347 (expand_binop_directly): Remove commutative_op argument and
5348 (expand_binop_directly): Remove commutative_op argument and
5349 call cummutative_optab_p instead. Do not change op0 or op1
5350 when swapping xop0 and xop1. Apply avoid_expensive_constant
5351 to each argument after potential swapping. Enforce the
5352 canonical order of commutative operands.
5353 (expand_binop): Use shift_optab_p and commutative_optab_p.
5354 Update the calls to expand_binop_directly. Only force constants
5355 into registers when widening an operation. Only swap operands
5356 once a direct expansion has been rejected.
5357 (expand_twoval_binop): Only force constants into registers when
5358 using a direct expansion.
5360 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
5362 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
5363 (sched_analyze_insn): Don't postprocess speculative dependencies when
5364 target has no scheduling.
5365 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
5366 'uninitialized' warning.
5368 2007-08-31 Richard Guenther <rguenther@suse.de>
5370 * tree.c (build_complex_type): Always set TYPE_NAME for
5373 2007-08-31 Olivier Hainque <hainque@adacore.com>
5375 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
5376 internal macro. Default alignment factor for csect directives, chosen
5377 to match what BIGGEST_ALIGNMENT allows.
5378 (DATA_SECTION_ASM_OP): Use it.
5379 * config/rs6000/rs6000.c
5380 (rs6000_xcoff_output_readonly_section_asm_op):
5381 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
5382 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
5384 2007-08-31 Olivier Hainque <hainque@adacore.com>
5386 * dbxout.c (dbxout_block): Move declaration within the first
5387 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
5388 block to include the definition, together with the associated
5391 2007-08-31 David Edelsohn <edelsohn@gnu.org>
5392 Revital Eres <eres@il.ibm.com>
5394 * doc/invoke.texi (-mpaired): Document flag.
5395 * config.gcc: Include paired.h in powerpc extra_headers and
5396 750cl.h in powerpc-*-linux*paired*.
5397 * config/rs6000/rs6000.opt (-mpaired): New flag.
5398 * config/rs6000/rs6000.c (paired_init_builtins,
5399 paired_expand_builtin, paired_expand_lv_builtin,
5400 paired_expand_stv_builtin, paired_expand_predicate_builtin):
5401 New functions to support the paired single builtin functions.
5402 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
5403 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
5405 (bdesc_paired_preds): New structure for paired predicate
5407 (rs6000_expand_builtin): Expand paired single builtins.
5408 (rs6000_init_builtins): Init paired single builtins.
5409 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
5410 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
5411 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
5412 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
5413 (rs6000_vector_mode_supported_p): Support paired vector mode.
5414 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
5415 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
5417 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
5418 (DATA_ALIGNMENT): Likewise.
5419 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
5420 (rs6000_builtins): Add PAIRED builtins.
5421 * config/rs6000/rs6000.md: Include paired.md.
5422 * config/rs6000/paired.h: New.
5423 * config/rs6000/paired.md: New.
5424 * config/rs6000/750cl.h: New.
5425 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
5427 2007-08-30 Ollie Wild <aaw@google.com>
5429 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
5430 * gcc.c (default_compilers): Add -fno-directives-only to
5431 @assembler-with-cpp.
5433 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
5437 * regclass.c (initial_fixed_regs): Revert previous change and make
5439 (initial_call_used_regs): Likewise.
5440 (initial_call_really_used_regs): Delete, reverting previous addition.
5441 (initial_reg_names): Likewise.
5442 (init_reg_sets): Revert previous change.
5443 (saved_fixed_regs): New.
5444 (saved_call_used_regs): New.
5445 (saved_call_really_used_regs): New.
5446 (saved_reg_names): New.
5447 (save_register_info): New.
5448 (restore_register_info): New.
5449 (init_reg_sets_1): Replace reset of register info with call to
5450 restore_register_info.
5451 * rtl.h (save_register_info): Declare.
5452 * toplev.c (backend_init): Call save_register_info.
5454 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5456 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
5457 from the original statement.
5459 2007-08-30 Chao-ying Fu <fu@mips.com>
5461 * c-lex.c (interpret_fixed): Declare.
5462 (interpret_float): Process _Fract and _Accum.
5463 (interpret_fixed): New function.
5464 * final.c (output_addr_const): Process CONST_FIXED.
5465 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
5466 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
5468 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
5470 (simplify_immed_subreg): Support CONST_FIXED.
5471 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5472 (simplify_subreg): Support CONST_FIXED.
5474 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5476 * config/rs6000/ppu_intrinsics.h: New file.
5477 * config.gcc (powerpc*-*-* <extra_headers>): Install
5480 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5482 * cfg.c (dump_flow_info): Change to also print entry and exit
5484 * print-rtl.c (print_rtl_single): Allow to print rtl with
5487 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5489 * df-core.h (df_dump_region): New function.
5490 * df.h (df_dump_region): New function.
5491 * loop-invariant.c (find_defs): Add call to df_dump_region.
5492 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
5495 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5498 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
5499 true if any of the compare_section_name calls returned true,
5500 rather than if any returned false.
5502 2007-08-30 Richard Guenther <rguenther@suse.de>
5504 PR tree-optimization/33199
5505 * tree-ssa-structalias.c (handle_lhs_call): New function.
5506 (find_func_aliases): In non-IPA mode make sure that for
5507 calls that return a pointer we add a constraint for the
5508 result to point to anything.
5510 2007-08-30 Richard Guenther <rguenther@suse.de>
5512 * doc/invoke.texi (-mveclibabi): Document new target option.
5513 * config/i386/i386.opt (-mveclibabi): New target option.
5514 * config/i386/i386.c (ix86_veclib_handler): Handler for
5515 vectorization library support.
5516 (override_options): Handle the -mveclibabi option, initialize
5517 the vectorization library handler.
5518 (ix86_builtin_vectorized_function): As fallback call the
5519 vectorization library handler, if set.
5520 (ix86_veclibabi_acml): New static function for ACML ABI style
5521 vectorization support.
5523 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5525 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
5526 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
5527 SImode and update m. Don't run gen_lowpart_common on arbitrary
5528 memory address, force it to register first.
5531 * dce.c (dce_process_block): Don't delete setters of
5532 artificially used registers.
5534 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5536 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
5537 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
5538 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
5540 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5542 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
5544 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
5545 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
5547 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5549 * system.h: Activate -Wcast-qual as warning-only.
5551 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
5554 * config/rs6000/rs6000.c (compare_section_name): New function.
5555 (rs6000_elf_in_small_data_p): Compare section prefixes instead
5558 2007-08-29 Olivier Hainque <hainque@adacore.com>
5560 * xcoffout.c: #include debug.h.
5561 * Makefile.in (xcoffout.o): Add debug.h dependency.
5563 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
5565 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5566 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
5568 2007-08-29 Richard Guenther <rguenther@suse.de>
5570 * tree-pretty-print.c (dump_generic_node): Print
5571 label DECL_UID as D.%u.
5572 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
5574 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5576 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
5577 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
5579 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
5582 * tree.c (build_type_attribute_qual_variant): Set canonical types
5583 on the final, unqualified attribute variant before building the
5586 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5588 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
5589 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
5591 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5594 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5595 * config/bfin/bfin.md (composev2hi): Put operands into vector
5598 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5600 * config/bfin/bfin.md (composev2hi): Put operands into vector
5603 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5605 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
5606 attribute when appropriate.
5607 (bfin_handle_l1_text_attribute): New.
5608 (bfin_handle_l1_data_attribute): New.
5609 (bfin_attribute_table): Add attributes: l1_text, l1_data,
5610 l1_data_A and l1_data_B.
5611 * doc/extend.texi (node Function Attributes): Document l1_text
5613 (Variable Attributes): Add Blackfin subsection. Document l1_data,
5614 l1_data_A and l1_data_B variable attributes.
5616 2007-08-28 Jie Zhang <jie.zhang@analog.com>
5618 * config/bfin/bfin.opt (minline-plt): Add.
5619 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
5620 call to global functions.
5621 * doc/invoke.texi (Option Summary): Mention -minline-plt.
5622 (Blackfin Options): Document -minline-plt.
5624 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5626 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
5627 given a non-function.
5628 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
5630 2007-08-28 DJ Delorie <dj@redhat.com>
5632 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
5634 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5636 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
5638 2007-08-28 Richard Guenther <rguenther@suse.de>
5640 * tree.h (struct tree_function_decl): Increase size of
5641 function_code bitfield.
5643 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5644 Kazu Hirata <kazu@codesourcery.com>
5646 * gcc/config/m68k/linux.h
5647 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
5648 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
5649 (m68k_return_in_memory): New.
5650 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
5653 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
5656 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5657 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
5658 operand) when top VEC_SELECT extracts scalar element.
5659 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
5660 (*vec_extract_v4sf_mem): Ditto.
5662 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5665 * passes.c (init_optimization_passes): Move pass_df_finish
5666 after pass_postreload sublist.
5668 PR rtl-optimization/33148
5669 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5670 (neg (lt X 0)) if X has scalar int mode.
5673 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5674 initializer, use build_vector_from_ctor if possible to create
5675 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5676 even after this, return NULL.
5678 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5680 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5682 2007-08-28 Richard Guenther <rguenther@suse.de>
5684 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5685 (struct tree_function_decl): Make function_code a bitfield.
5686 Add disregard_inline_limits flag.
5687 * cgraphunit.c (cgraph_process_new_functions): Check
5688 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5689 (cgraph_preserve_function_body_p): Likewise.
5690 * ipa-inline.c (compute_inline_parameters): Likewise.
5691 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5692 for GNU C extern inline functions.
5693 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5694 * tree-inline.c (disregard_inline_limits_p): Remove.
5695 * tree-inline.h (disregard_inline_limits_p): Likewise.
5696 * c-common.c (handle_always_inline_attribute): Set
5697 DECL_DISREGARD_INLINE_LIMITS.
5698 * langhooks.c (add_builtin_function): Verify the function code
5699 fits in the bitfield.
5701 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5702 Vladimir Yanovsky <yanov@il.ibm.com>
5703 Revital Eres <eres@il.ibm.com>
5704 Andrey Belevantsev <abel@ispras.ru>
5706 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5708 * modulo-sched.c: Add documentation regarding do-loop.
5709 (doloop_register_get): Change number of arguments to support
5710 the new do-loop pattern and check whether COUNT_REG has no other
5711 occurences in the loop besides in the control part.
5712 (duplicate_insns_of_cycles): Do not duplicate the insn which
5713 changes count_reg as it is already adjusted.
5714 (generate_prolog_epilog): New argument to support the new
5715 do-loop pattern. Change the subtract instruction to use
5716 expand_simple_binop. Call duplicate_insns_of_cycles with new
5718 (sms_schedule): Call doloop_register_get and
5719 generate_prolog_epilog with new argument. Do not handle loops
5720 with single sets insns with subreg in their lhs.
5721 * loop-doloop.c (doloop_optimize): Support for another do-loop
5723 (doloop_condition_get): Gets an instruction instead of a pattern
5724 and change the return condition when the do-loop pattern is
5726 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5727 deps when considering to not create edges.
5729 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5731 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5734 2007-08-27 Jason Merrill <jason@redhat.com>
5737 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5738 zero-sized types after calling gimplify_modify_expr_rhs.
5740 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5742 * regclass.c (init_reg_autoinc): Fix typo.
5744 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5746 Fix PR tree-optimization/33173
5747 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5749 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5752 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5753 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5756 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5757 David Ung <davidu@mips.com>
5758 Nigel Stephens <nigel@mips.com>
5760 Separate target-specific initialization from general
5761 back-end initialization.
5763 * toplev.c (init_alignments): New, split out from...
5764 (process_options): ...here.
5765 (backend_init_target): New, split out from...
5766 (backend_init): ...here.
5767 (lang_dependent_init_target): New, split out from...
5768 (lang_dependent_init): ...here.
5769 (target_reinit): New.
5770 * toplev.h (target_reinit): Declare.
5771 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5772 now can be called more than once. Update comments.
5773 * expr.h (init_expr_target): Likewise.
5774 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5775 now can be called more than once. Explicitly zero
5776 static_reg_base_value.
5777 * emit-rtl.c (init_emit_regs): New, split out from...
5778 (init_emit_once): Here.
5779 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5780 non-const, so that changes from command-line arguments can overwrite
5781 values provided by the static initializers.
5782 (initial_call_really_used_regs): New, used similarly to the above.
5783 (initial_reg_names): Likewise.
5784 (last_mode_for_init_move_cost): Promoted function-local static to
5785 file-scope static to make it accessible outside init_move_cost.
5786 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5787 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5788 reg_names since it is needed for parsing command-line options.
5789 (init_move_cost): Use last_mode_for_init_move_cost instead of
5790 function-local static.
5791 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5792 call_really_used_regs now. Reinitialize reg_names. Also
5793 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5794 reg_class_superunion. Clear losing_caller_save_reg_set.
5795 Preserve global registers if called more than once. Reset
5796 move cost, may_move_in_cost, may_move_out_cost, and
5797 last_mode_for_init_move_cost.
5798 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5799 can now be invoked more than once. Update comments.
5800 (init_regs): Update comments.
5801 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5802 and initial_call_really_used_regs, instead of the non-initial
5803 variables. This allows us to save the command-line register settings
5804 after target reinitialization.
5805 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5806 * rtl.h (init_emit_regs): Declare.
5807 (init_reg_modes_target, init_alias_target): Renamed as described
5809 * reload1.c (init_reload): Update comments.
5810 * optabs.c (init_optabs): Likewise.
5811 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5813 2007-08-26 Chao-ying Fu <fu@mips.com>
5815 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5818 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5820 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5822 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5824 * bb-reorder.c (copy_bb_p): Likewise.
5825 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5826 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5827 block_ends_with_condjump_p): Likewise.
5828 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5829 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5830 block_ends_with_condjump_p): Likewise.
5831 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5832 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5833 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5834 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5835 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5836 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5837 debug_true_const_tree instad of debug_true_tree.
5838 * debug.c (do_nothing_debug_hooks): Likewise.
5839 * debug.h (ignore_block, debug_true_const_tree): Constify.
5840 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5841 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5842 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5843 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5844 dbx_reg_number, is_based_loc, field_type,
5845 simple_type_align_in_bits, simple_decl_align_in_bits,
5846 simple_type_size_in_bits, field_byte_offset, insert_float,
5847 type_tag, member_declared_type, is_redundant_typedef,
5848 secname_for_decl, is_inlined_entry_point): Likewise.
5849 * emit-rtl.c (const_next_insn, const_previous_insn,
5850 const_next_nonnote_insn, const_prev_nonnote_insn,
5851 const_next_real_insn, const_prev_real_insn,
5852 const_next_active_insn, const_prev_active_insn, const_next_label,
5853 const_prev_label): Likewise.
5854 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5856 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5857 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5858 sched_insn_is_legitimate_for_speculation_p): Likewise.
5859 * jump.c (reversed_comparison_code_parts,
5860 reversed_comparison_code, reversed_comparison, condjump_label):
5862 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5863 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5865 * rtl.h (const_previous_insn, const_next_insn,
5866 const_prev_nonnote_insn, const_next_nonnote_insn,
5867 const_prev_real_insn, const_next_real_insn,
5868 const_prev_active_insn, const_next_active_insn, const_prev_label,
5869 const_next_label, modified_between_p, modified_in_p,
5870 const_note_storeskeep_with_call_p, condjump_label,
5871 reversed_comparison, reversed_comparison_code,
5872 reversed_comparison_code_parts, memory_modified_in_insn_p,
5873 stack_regs_mentioned): Likewise.
5874 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5875 keep_with_call_p): Likewise.
5876 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5877 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5878 sd_lists_size, sd_lists_empty_p): Likewise.
5879 * sched-int.h (sched_insns_conditions_mutex_p,
5880 haifa_classify_insn, no_real_insns_p,
5881 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5882 sd_lists_size, sd_lists_empty_p): Likewise.
5883 * sdbout.c (sdb_debug_hooks): Likewise.
5884 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5885 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5886 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5888 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5889 tree_can_throw_internal): Likewise.
5890 * tree-flow-inline.h (phi_nodes): Likewise.
5891 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5892 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5893 * tree-gimple.c (const_get_call_expr_in): Likewise.
5894 * tree-gimple.h (const_get_call_expr_in): Likewise.
5895 * tree.c (const_lookup_attribute, attribute_list_equal,
5896 attribute_list_contained): Likewise.
5897 * tree.h (attribute_list_equal, attribute_list_contained,
5898 const_lookup_attribute): Likewise.
5899 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5901 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5903 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5904 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5906 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5909 * config/alpha/constraints.md: Delete "svn:mime-type" property
5910 with svn propdel "svn:mime-type".
5912 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5915 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5916 non NOTE insn doesn't cross basic block.
5917 (noce_try_abs): Likewise.
5918 (noce_process_if_block): Likewise.
5920 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5923 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5924 operand without auto-inc-dec.
5925 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5926 offsettable_mem_operand.
5927 (floatunssidf2_internal): Same.
5928 (fix_truncdfsi2_internal): Same.
5929 (floatsidf_ppc64): Same.
5930 (floatunssidf_ppc64): Same.
5931 (fix_trunctfsi2_internal): Same.
5933 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5936 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5937 pass defines needed for version.c.
5939 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5941 * configure.ac (--debug-prefix-map check): Change assembler
5942 version presumed to have feature to 2.18.
5943 * configure: Regenerate.
5945 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5947 * c-common.c (vector_types_convertible_p,
5948 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5949 self_promoting_args_p): Constify.
5950 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5951 c_promoting_integer_type_p, self_promoting_args_p,
5952 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5953 * c-decl.c (anon_aggr_type_p): Likewise.
5954 * * c-dump.c (dump_stmt): Likewise.
5955 * c-objc-common.c (has_c_linkage): Likewise.
5956 * c-tree.h (same_translation_unit_p): Likewise.
5957 * c-typeck.c (null_pointer_constant_p,
5958 tagged_types_tu_compatible_p, function_types_compatible_p,
5959 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5960 comptypes_internal, struct tagged_tu_seen_cache,
5961 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5962 c_size_in_bytes): Likewise.
5963 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5964 hash_ptr, eq_ptr): Likewise.
5965 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5966 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5967 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5968 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5970 * optabs.c (optab_for_tree_code): Likewise.
5971 * optabs.h (optab_for_tree_code): Likewise.
5972 * rtl.h (simplify_rtx): Likewise.
5973 * simplify-rtx.c (simplify_rtx): Likewise.
5974 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5975 dump_flag, dump_node): Likewise.
5976 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5977 queue_and_dump_type, dump_flag): Likewise.
5978 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5979 * tree-pass.h (dump_node): Likewise.
5980 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5981 supportable_narrowing_operation): Likewise.
5982 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5983 supportable_narrowing_operation): Likewise.
5984 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5985 is_negative_overflow_infinity, is_positive_overflow_infinity,
5986 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5987 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5988 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5989 ssa_name_nonzero_p, fp_predicate): Likewise.
5990 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5991 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5992 ssa_name_nonnegative_p): Likewise.
5994 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5996 * config.gcc : Add x86_64-elf target.
5998 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6000 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6002 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6003 Nigel Stephens <nigel@mips.com>
6007 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6008 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6009 * expr.c (SET_BY_PIECES_P): Define.
6010 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6011 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6012 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6014 * expr.h (SET_RATIO): Define.
6015 (can_store_by_pieces, store_by_pieces): Update prototypes.
6016 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6017 can_store_by_pieces/store_by_pieces.
6018 (expand_builtin_memcpy_args): Likewise.
6019 (expand_builtin_strncpy): Likewise.
6020 (expand_builtin_memset_args): Likewise. Also remove special case
6021 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6022 decide what to do instead.
6023 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6024 to can_store_by_pieces.
6026 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6027 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6029 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6030 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6031 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6032 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6033 (STORE_BY_PIECES_P): Define.
6035 2007-08-24 Tom Tromey <tromey@redhat.com>
6037 * varpool.c (varpool_last_needed_node): Fix comment typo.
6038 * c-decl.c (duplicate_decls): Fix comment typo.
6039 (clone_underlying_type): Update comment.
6041 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6043 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6044 alpha_in_small_data_p, alpha_split_complex_arg,
6045 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6047 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6048 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6050 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6051 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6052 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6053 * config/darwin.c (darwin_binds_local_p): Likewise.
6054 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6056 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6057 i386_pe_valid_dllimport_attribute_p): Likewise.
6058 * config/i386/i386.c (ix86_function_regparm,
6059 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6060 x86_can_output_mi_thunk, ix86_mangle_type,
6061 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6062 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6063 i386_pe_binds_local_p): Likewise.
6064 * config/ia64/ia64.c
6065 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6066 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6067 ia64_invalid_conversion, ia64_invalid_unary_op,
6068 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6070 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6071 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6072 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6073 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6074 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6075 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6076 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6077 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6078 * config/pa/pa.c (pa_commutative_p): Likewise.
6079 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6081 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6082 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6083 rs6000_use_blocks_for_constant_p,
6084 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6085 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6086 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6087 * config/s390/s390.c (s390_mangle_type,
6088 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6090 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6091 th_in_small_data_p): Likewise.
6092 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6093 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6095 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6096 sparc_mangle_type): Likewise.
6097 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6098 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6099 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6101 * hooks.c (hook_bool_mode_const_rtx_false,
6102 hook_bool_mode_const_rtx_true,
6103 hook_bool_const_tree_hwi_hwi_const_tree_false,
6104 hook_bool_const_tree_hwi_hwi_const_tree_true,
6105 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6106 hook_constcharptr_const_tree_null,
6107 hook_constcharptr_const_rtx_null,
6108 hook_constcharptr_const_tree_const_tree_null,
6109 hook_constcharptr_int_const_tree_null,
6110 hook_constcharptr_int_const_tree_const_tree_null): New.
6111 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6112 hook_bool_tree_hwi_hwi_tree_false,
6113 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6114 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6115 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6116 hook_constcharptr_int_tree_null,
6117 hook_constcharptr_int_tree_tree_null): Delete.
6118 (default_can_output_mi_thunk_no_vcall): Constify.
6119 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6120 hook_bool_tree_hwi_hwi_tree_false,
6121 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6122 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6123 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6124 hook_constcharptr_int_tree_null,
6125 hook_constcharptr_int_tree_tree_null): Delete.
6126 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6127 hook_bool_const_tree_hwi_hwi_const_tree_false,
6128 hook_bool_const_tree_hwi_hwi_const_tree_true,
6129 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6130 hook_constcharptr_const_tree_null,
6131 hook_constcharptr_const_rtx_null,
6132 hook_constcharptr_const_tree_const_tree_null,
6133 hook_constcharptr_int_const_tree_null,
6134 hook_constcharptr_int_const_tree_const_tree_null): New.
6135 (default_can_output_mi_thunk_no_vcall): Constify.
6136 * integrate.c (function_attribute_inlinable_p): Likewise.
6137 * integrate.h (function_attribute_inlinable_p): Likewise.
6138 * jump.c (rtx_renumbered_equal_p): Likewise.
6139 * output.h (decl_readonly_section, categorize_decl_for_section,
6140 default_use_anchors_for_symbol_p, default_binds_local_p,
6141 default_binds_local_p_1): Likewise.
6142 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6144 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6145 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6146 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6147 TARGET_COMP_TYPE_ATTRIBUTES,
6148 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6149 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6150 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6151 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6152 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6153 * target.h (can_output_mi_thunk, needs_block_p,
6154 first_cycle_multipass_dfa_lookahead_guard_spec,
6155 vector_alignment_reachable, comp_type_attributes,
6156 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6157 commutative_p, use_blocks_for_constant_p,
6158 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6159 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6160 invalid_within_doloop, valid_dllimport_attribute_p,
6161 split_complex_arg, invalid_arg_for_unprototyped_fn,
6162 invalid_conversion, invalid_unary_op, invalid_binary_op):
6164 * targhooks.c (default_invalid_within_doloop,
6165 hook_invalid_arg_for_unprototyped_fn,
6166 default_builtin_vector_alignment_reachable): Likewise.
6167 (hook_bool_rtx_commutative_p): Delete.
6168 (hook_bool_const_rtx_commutative_p): New.
6169 * targhooks.h (default_invalid_within_doloop,
6170 default_builtin_vector_alignment_reachable,
6171 hook_invalid_arg_for_unprototyped_fn): Constify.
6172 (hook_bool_rtx_commutative_p): Delete.
6173 (hook_bool_const_rtx_commutative_p): New.
6174 * varasm.c (bss_initializer_p, decl_default_tls_model,
6175 categorize_decl_for_section, decl_readonly_section,
6176 default_use_anchors_for_symbol_p, default_binds_local_p,
6177 default_binds_local_p_1): Constify.
6179 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6181 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6182 __NO_BUILTIN if -fno-builtin.
6184 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6186 * config/bfin/bfin.c (print_operand): Report error instead of
6187 ICE for wrong operand.
6189 2007-08-24 Michael Matz <matz@suse.de>
6191 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6193 2007-08-24 Richard Guenther <rguenther@suse.de>
6196 * tree-ssa.c (useless_type_conversion_p): Split into a
6197 recursive and a non-recursive part.
6198 (useless_type_conversion_p_1): New function.
6199 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6200 from maybe_fold_offset_to_reference is trivially convertible
6201 to the desired type before doing the simplification.
6203 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6205 * expr.c (store_expr): Optimize initialization of an array
6207 * expr.h (builtin_strncpy_read_str): New prototype.
6208 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6211 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6214 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6215 field when initializing if_info structure.
6217 2007-08-24 Richard Guenther <rguenther@suse.de>
6219 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6221 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6222 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6223 * tree-inline.c (inlinable_function_p): Fold in common parts of
6224 the cannot_inline_tree_fn langhook.
6225 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6226 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6227 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6228 cannot_inline_tree_fn langhook.
6229 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6230 cannot_inline_tree_fn member.
6232 2007-08-24 Richard Guenther <rguenther@suse.de>
6234 * expr.c (get_inner_reference): Do computation of bitoffset
6235 from offset in a way we can detect overflow reliably.
6237 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6239 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6241 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6243 * config/bfin/bfin.opt (mfast-fp): Add.
6244 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6245 libbffastfp override libgcc if -mfast-fp.
6246 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6247 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6248 (Blackfin Options): Document -mfast-fp.
6250 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6252 PR tree-optimization/32573
6254 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6255 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6256 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6257 (build_classic_dist_vector): Return false rather than true if
6258 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6259 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6260 returned false. Don't call save_dist_v before calling
6261 build_classic_dist_vector_1.
6262 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6263 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6264 DDR_DIR_VECTS vectors.
6266 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6268 * configure.ac (leb128): Modify sed statement to work with any
6269 binutils version string.
6270 * configure: Regenerate
6272 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6274 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6275 Wrap in RTX_CODE macro guard.
6276 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6277 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6278 arm_mark_dllimport, arm_pe_encode_section_info,
6279 arm_pe_unique_section): Use ISO-C function declarations.
6280 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6281 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6282 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6284 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6285 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6287 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6289 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6290 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6291 (register_move_cost): Use ISO-C function declarations.
6292 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6293 * config/score/score-protos.h (score_declare_object): Add
6295 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6297 * final.c (profile_function): Avoid empty if-bodies.
6300 * calls.c (must_pass_in_stack_var_size,
6301 must_pass_in_stack_var_size_or_pad): Constify.
6302 * config/alpha/alpha-protos.h (function_value): Likewise.
6303 * config/alpha/alpha.c (alpha_return_in_memory,
6304 alpha_pass_by_reference, function_value,
6305 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6306 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6308 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6309 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6310 TARGET_PROMOTE_PROTOTYPES): Likewise.
6311 * config/arm/arm-protos.h (arm_return_in_memory,
6312 arm_pad_arg_upward, arm_function_value): Likewise.
6313 * config/arm/arm.c (arm_pass_by_reference,
6314 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6315 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6316 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6318 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6319 * config/avr/avr-protos.h (avr_function_value): Likewise.
6320 * config/avr/avr.c (avr_return_in_memory,
6321 gas_output_limited_string, gas_output_ascii, avr_function_value,
6322 avr_return_in_memory): Likewise.
6323 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6324 * config/bfin/bfin.c (bfin_pass_by_reference,
6325 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6326 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6328 * config/cris/cris.c (cris_pass_by_reference,
6329 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6330 * config/crx/crx.c (crx_return_in_memory): Likewise.
6331 * config/darwin.c (function_base, machopic_function_base_name):
6333 * config/fr30/fr30.c (fr30_must_pass_in_stack,
6334 TARGET_PROMOTE_PROTOTYPES): Likewise.
6335 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
6336 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
6337 * config/i386/i386-protos.h (ix86_return_in_memory,
6338 ix86_sol10_return_in_memory): Likewise.
6339 * config/i386/i386.c (ix86_function_value,
6340 ix86_function_sseregparm, ix86_must_pass_in_stack,
6341 type_natural_mode, classify_argument, examine_argument,
6342 construct_container, ix86_pass_by_reference, function_value_32,
6343 function_value_64, ix86_function_value_1, return_in_memory_32,
6344 return_in_memory_64, return_in_memory_ms_64,
6345 ix86_return_in_memory, ix86_sol10_return_in_memory,
6346 TARGET_PROMOTE_PROTOTYPES): Likewise.
6347 * config/ia64/ia64-protos.h (ia64_function_value,
6348 ia64_hpux_function_arg_padding): Likewise.
6349 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
6350 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
6351 ia64_hpux_function_arg_padding): Likewise.
6352 * config/iq2000/iq2000-protos.h (function_arg,
6353 iq2000_function_value): Likewise.
6354 * config/iq2000/iq2000.c (iq2000_return_in_memory,
6355 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
6356 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6357 function_arg, iq2000_function_value): Likewise.
6358 * config/m32c/m32c-protos.h (m32c_function_value,
6359 m32c_promote_function_return): Likewise.
6360 * config/m32c/m32c.c (m32c_pass_by_reference,
6361 m32c_promote_prototypes, m32c_promote_function_return,
6362 m32c_function_value): Likewise.
6363 * config/m32r/m32r.c (m32r_return_in_memory,
6364 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6365 m32r_in_small_data_p): Likewise.
6366 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
6368 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
6369 m68hc11_function_arg_padding): Likewise.
6370 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
6371 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
6372 m68k_function_value): Likewise.
6373 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
6374 mcore_function_value): Likewise.
6375 * config/mcore/mcore.c (handle_structs_in_regs,
6376 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6377 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6378 mcore_num_arg_regs, mcore_function_value): Likewise.
6379 * config/mips/mips-protos.h (mips_pad_arg_upward,
6380 mips_function_value): Likewise.
6381 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
6382 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
6383 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6384 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
6385 mips_function_value): Likewise.
6386 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
6388 * config/mmix/mmix.c (mmix_pass_by_reference,
6389 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
6390 mmix_encode_section_info): Likewise.
6391 * config/mn10300/mn10300-protos.h (mn10300_function_value):
6393 * config/mn10300/mn10300.c (mn10300_return_in_memory,
6394 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6395 mn10300_function_value): Likewise.
6396 * config/mt/mt-protos.h (mt_function_value): Likewise.
6397 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
6398 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
6399 * config/pa/pa-protos.h (function_arg_padding, function_value,
6400 pa_return_in_memory): Likewise.
6401 * config/pa/pa.c (pa_pass_by_reference,
6402 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6403 function_arg_padding, function_value, pa_return_in_memory):
6405 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
6406 * config/rs6000/rs6000-protos.h (rs6000_function_value,
6407 function_arg_padding): Likewise.
6408 * config/rs6000/rs6000.c (rs6000_return_in_memory,
6409 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
6410 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
6411 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6412 function_arg_padding, altivec_expand_dst_builtin,
6413 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
6414 altivec_init_builtins, rs6000_common_init_builtins,
6415 rs6000_function_value): Likewise.
6416 * s390/s390-protos.h (s390_function_value): Likewise.
6417 * config/s390/s390.c (s390_function_arg_size,
6418 s390_pass_by_reference, s390_return_in_memory,
6419 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6420 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
6421 * config/score/score-protos.h (score_function_value): Likewise.
6422 * config/score/score.c (score_arg_partial_bytes,
6423 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6424 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
6425 score_pass_by_reference, score_add_offset, score_function_value):
6427 * config/sh/sh-protos.h (sh_attr_renesas_p,
6428 sh_promote_prototypes): Likewise.
6429 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
6430 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
6431 sh_attr_renesas_p): Likewise.
6432 * config/sparc/sparc-protos.h (function_value,
6433 function_arg_padding): Likewise.
6434 * config/sparc/sparc.c (sparc_promote_prototypes,
6435 sparc_return_in_memory, sparc_pass_by_reference,
6436 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6437 function_arg_record_value_2, function_arg_record_value_1,
6438 function_arg_record_value, function_arg_record_value,
6439 function_arg_padding, function_value): Likewise.
6440 * config/spu/spu-protos.h (spu_function_value): Likewise.
6441 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
6442 spu_function_value): Likewise.
6443 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
6445 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
6446 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6447 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6449 * config/v850/v850.c (v850_return_in_memory,
6450 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
6451 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
6452 * config/xtensa/xtensa.c (xtensa_return_in_msb,
6453 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6454 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6456 * explow.c (promote_mode, hard_function_value): Likewise.
6457 * expr.h (hard_function_value, promote_mode): Likewise.
6458 * function.c (aggregate_value_p): Likewise.
6459 * hooks.c (hook_bool_const_tree_true): New.
6460 * hooks.h (hook_bool_const_tree_true): New.
6461 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
6462 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6463 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6464 TARGET_RETURN_IN_MSB): Likewise.
6465 * target.h (promote_function_args, promote_function_return,
6466 promote_prototypes, return_in_memory, return_in_msb,
6467 pass_by_reference, must_pass_in_stack, callee_copies,
6468 function_value): Likewise.
6469 * targhooks.c (default_return_in_memory,
6470 hook_pass_by_reference_must_pass_in_stack,
6471 hook_callee_copies_named,
6472 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6473 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6474 default_function_value): Likewise.
6475 * targhooks.h (default_return_in_memory,
6476 hook_pass_by_reference_must_pass_in_stack,
6477 hook_callee_copies_named,
6478 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6479 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6480 default_function_value): Likewise.
6481 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
6482 (equiv_class_label_hash, equiv_class_label_eq): Constify.
6483 * tree-vectorizer.c (bb_in_loop_p): Likewise.
6484 * tree.c (needs_to_live_in_memory): Likewise.
6485 * tree.h (struct tree_type, needs_to_live_in_memory,
6486 aggregate_value_p, must_pass_in_stack_var_size,
6487 must_pass_in_stack_var_size_or_pad): Likewise.
6488 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
6489 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
6490 lookup_filename): Likewise.
6492 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6495 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
6496 fake fcomi i387 instruction for !TARGET_CMOVE.
6497 (ix86_expand_branch): Expand natural sequence with one jump for
6498 all targets, not only TARGET_CMOVE.
6499 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
6500 pattern to implement fake fcomi sequence. Split instruction after
6501 reload to correct compare sequences.
6502 (*cmpfp_xf_cc): Ditto.
6503 (*cmpfp_<mode>_cc): Ditto.
6504 (*cmpfp_u_cc): Ditto.
6505 (*cmpfp_<mode>_cc): Ditto.
6507 2007-08-23 Richard Guenther <rguenther@suse.de>
6509 * tree-pretty-print.c (dump_generic_node): Annotate
6510 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
6512 2007-08-23 Richard Guenther <rguenther@suse.de>
6514 * builtins.c (expand_builtin_mathfn): Wrap argument in
6515 save_expr directly instead of re-building the call.
6516 (expand_builtin_mathfn_2): Likewise.
6517 (expand_builtin_mathfn_3): Likewise.
6518 (expand_builtin_interclass_mathfn): Likewise.
6519 (expand_builtin_int_roundingfn): Set arg.
6520 (expand_builtin_int_roundingfn_2): Likewise.
6522 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
6524 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
6525 *sse_nand<mode>3, *sse_xor<mode>3): New.
6527 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6529 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
6530 * config/i386/i386.c (print_operand): Handle ';' code. Output
6531 semicolon for TARGET_MACHO.
6532 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
6533 emit semicolon after 'lock' prefix.
6534 (sync_double_compare_and_swap<mode>): Ditto.
6535 (*sync_double_compare_and_swapdi_pic): Ditto.
6536 (*sync_compare_and_swap_cc<mode>): Ditto.
6537 (sync_double_compare_and_swap_cc<mode>): Ditto.
6538 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6539 (sync_old_add<mode>): Ditto.
6540 (sync_add<mode>): Ditto.
6541 (sync_sub<mode>): Ditto.
6542 (sync_ior<mode>): Ditto.
6543 (sync_and<mode>): Ditto.
6544 (sync_xor<mode>): Ditto.
6546 2007-08-22 Chao-ying Fu <fu@mips.com>
6548 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
6550 (copy_rtx): Handle CONST_FIXED.
6551 (rtx_equal_p): Likewise.
6552 * rtl.h (fixed_value.h): New include.
6553 (rtx_def): Add a new field of fixed_value to u.
6554 (XCNMPFV): Define for accessing fixed_value.
6555 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
6557 * rtl.def (CONST_FIXED): New constant.
6558 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
6559 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
6560 US_ASHIFT): New codes.
6561 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
6562 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
6563 unsigned_fract_convert, unsigned_sat_fract): Document them.
6564 * varasm.c (assemble_integer): Extend to support fixed-point constants
6565 by using different machine classes.
6566 (decode_addr_const): Handle FIXED_CST.
6567 (const_hash_1): Likewise.
6568 (compare_constant): Likewise.
6569 (copy_constant): Likewise.
6570 (const_rtx_hash_1): Handle CONST_FIXED.
6571 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6572 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6574 (initializer_constant_valid_p): Handle FIXED_CST.
6575 (output_constant): Support FIXED_POINT_TYPE.
6576 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
6577 * cse.c (hash_rtx): Support CONST_FIXED.
6578 (exp_equiv_p): Likewise.
6579 (cannon_reg): Likewise.
6580 (fold_rtx): Likewise.
6581 (equiv_constant): Likewise.
6582 (cse_process_notes_1): Likewise.
6583 (count_reg_usage): Likewise.
6584 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
6585 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
6586 (wrap_constant): Check CONST_FIXED.
6587 (cselib_hash_rtx): Support CONST_FIXED.
6588 (cselib_subst_to_values): Likewise.
6589 * df-scan.c (df_uses_record): Likewise.
6590 * gcse.c (want_to_gcse_p): Likewise.
6591 (oprs_unchanged_p): Likewise.
6592 (oprs_not_set_p): Likewise.
6593 (compute_transp): Likewise.
6594 (extract_mentioned_regs_helper): Likewise.
6595 * genemit.c (gen_exp): Likewise.
6596 * local-alloc.c (equiv_init_varies_p): Likewise.
6597 (contains_replace_regs): Likewise.
6598 (memref_referenced_p): Likewise.
6599 * loop-invariant.c (check_maybe_invariant): Likewise.
6600 (hash_invariant_expr_1): Likewise.
6601 (invariant_expr_equal_p): Likewise.
6602 * postreload-gcse.c (oprs_unchanged_p): Likewise.
6603 * regclass.c (reg_scan_mark_refs): Likewise.
6604 * regrename.c (scan_rtx): Likewise.
6605 * resource.c (mark_referenced_resources): Likewise.
6606 (mark_set_resources): Likewise.
6607 * rtlanal.c (rtx_unstable_p): Likewise.
6608 (rtx_varies_p): Likewise.
6609 (count_occurrences): Likewise.
6610 (reg_mentioned_p): Likewise.
6611 (modified_between_p): Likewise.
6612 (modified_in_p): Likewise.
6613 (volatile_insn_p): Likewise.
6614 (volatile_refs_p): Likewise.
6615 (side_effects_p): Likewise.
6616 (may_trap_p_1): Likewise.
6617 (inequality_comparisons_p): Likewise.
6618 (computed_jump_p_1): Likewise.
6619 (commutative_operand_precedence): Likewise.
6620 * sched-deps.c (sched_analyze_2): Likewise.
6621 * sched-vis.c (print_value): Likewise.
6622 * reload.c (operands_match_p): Likewise.
6623 (subst_reg_equivs): Likewise.
6624 * reload1.c (eliminate_regs_1): Likewise.
6625 (elimination_effects): Likewise.
6626 (scan_paradoxical_subregs): Likewise.
6627 * alias.c (rtx_equal_for_memref_p): Likewise.
6628 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
6629 * emit-rtl.c (const_fixed_htab): New hash table.
6630 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
6632 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
6633 const_fixed_from_fixed_value): New functions.
6634 (verify_rtx_sharing): Handle CONST_FIXED.
6635 (copy_rtx_if_shared_1): Likewise.
6636 (reset_used_flags): Likewise.
6637 (set_used_flags): Likewise.
6638 (copy_insn_1): Likewise.
6639 (init_emit_once): Create const_fixed_htab.
6640 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
6642 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
6644 PR tree-optimization/32949
6645 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
6646 before failing for ivs with non-constant step.
6648 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
6650 * doc/md.texi (Iterators): Renamed from Macros. All contents
6651 changed to reflect rename of respectively define_code_macro and
6652 define_mode_macro to define_code_iterator and define_mode_iterator.
6653 (Mode Iterators, Code Iterators): Similar.
6654 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
6655 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
6656 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
6657 (initialize_iterators, find_iterator, check_code_iterator)
6658 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
6659 (read_mapping, read_rtx_1): Similar.
6660 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
6661 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
6662 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
6663 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6664 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6665 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6666 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6667 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6668 config/rs6000/sync.md, config/rs6000/rs6000.md,
6669 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6670 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6671 config/vax/vax.md, config/bfin/bfin.md: Similar.
6673 2007-08-22 David Daney <ddaney@avtrex.com>
6675 * doc/install.texi (Testing): Mention testing on a simulator.
6677 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6679 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6681 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6682 and rearrange floating point conversion functions into different
6685 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6687 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6688 dfa_post_advance_cycle): New scheduler hooks.
6689 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6690 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6692 (TARGET_SCHED): Use them.
6693 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6694 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6695 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6697 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6698 function to facilitate debugging.
6699 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6700 (output_insn_has_dfa_reservation_p): New static function to output
6701 insn_has_dfa_reservation_p ().
6702 (write_automata): Use it.
6703 * genattr.c (main): Output declaration for
6704 insn_has_dfa_reservation_p ().
6706 2007-08-22 Christian Bruel <christian.bruel@st.com>
6707 Richard Guenther <rguenther@suse.de>
6709 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6710 * simplify_rtx (simplify_binary_operation_1): Likewise.
6712 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6714 PR rtl-optimization/32557
6715 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6716 of REGNO (mws->mw_reg).
6718 2007-08-22 Richard Guenther <rguenther@suse.de>
6721 * builtins.c (expand_builtin_int_roundingfn): Replace call
6722 argument wrapped with SAVE_EXPR directly.
6723 (expand_builtin_int_roundingfn_2): Likewise.
6725 2007-08-22 Richard Guenther <rguenther@suse.de>
6727 * tree-inline.c (inlinable_function_p): Restore disregarding
6728 inline limits for GNU extern inline functions.
6730 2007-08-22 Richard Guenther <rguenther@suse.de>
6733 * tree.c (host_integerp): Treat sizetype as signed as it is
6736 2007-08-21 Ian Lance Taylor <iant@google.com>
6738 PR tree-optimization/33134
6739 * tree-vrp.c (adjust_range_with_scev): Call
6740 set_value_range_to_value.
6742 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6744 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6747 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6749 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6752 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6754 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6755 cases to set eight bytes at a time.
6756 (expand_block_move): Likewise.
6758 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6761 * dwarf2out.c (gen_decl_die): Don't call
6762 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6764 2007-08-21 Paul Brook <paul@codesourcery.com>
6765 Nathan Sidwell <nathan@codesourcery.com>
6766 Mark Mitchell <mark@codesourcery.com>
6767 Joseph Myers <joseph@codesourcery.com>
6769 * configure.ac: Add --with-pkgversion and --with-bugurl.
6770 * configure: Regenerate.
6771 * doc/install.texi: Document them.
6772 * version.c (version_string): Remove VERSUFFIX.
6773 (VERSUFFIX): Remove.
6774 (pkgversion_string): New.
6775 (bug_report_url): Do not hard-code initializer.
6776 * version.h (pkgversion_string): Declare.
6777 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6779 (version.o): Define PKGVERSION and BUGURL.
6780 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6781 (%.pod): Define BUGURL.
6782 * gcc.c (process_command, main): Use pkgversion_string.
6783 * toplev.c (compile_file, print_version): Likewise.
6784 * protoize.c (main): Likewise.
6785 * gcov.c (print_version): Likewise. Update copyright date.
6786 * gcov-dump.c (print_version): Likewise. Update copyright date.
6787 * mips-tdump.c (main): Likewise. Update copyright date.
6788 * mips-tfile.c (main): Likewise. Update copyright date.
6789 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6790 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6791 shorten description.
6792 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6793 * doc/gccint.texi: Likewise.
6794 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6795 Update copyright date.
6797 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6800 (ix86_expand_strlensi_unroll_1): Ditto.
6801 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6802 (ix86_expand_carry_flag_compare): Update comment.
6804 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6807 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6808 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6810 2007-08-21 Richard Guenther <rguenther@suse.de>
6812 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6814 2007-08-21 Richard Guenther <rguenther@suse.de>
6817 * fold-const.c (fold_binary): Remove index +p PTR folding.
6818 Fix types of POINTER_PLUS_EXPR generated by folding of
6821 2007-08-20 Chao-ying Fu <fu@mips.com>
6823 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6824 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6825 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6826 (c_common_fixed_point_type_for_size): Declare.
6827 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6828 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6829 (c_token_starts_declspecs): Likewise.
6830 (c_parser_declspecs): Likewise.
6831 (c_parser_attributes): Likewise.
6832 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6833 (c_declspecs): Add saturating_p.
6834 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6835 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6836 _Sat. Handle RID_SAT.
6837 Avoid using void, bool, char, int, float, double, _Decimal32,
6838 _Decimal64, _Decimal128, and complex with _Sat.
6839 Handle RID_FRACT and RID_ACCUM.
6840 Make sure _Sat is used with _Fract or _Accum.
6841 (finish_declspecs): Handle cts_fract and cts_accum.
6842 * c-common.c (fixed-value.h): New include.
6843 (constant_expression_warning): Handle FIXED_CST.
6844 (overflow_warning): Likewise.
6845 (warnings_for_convert_and_check): Likewise.
6846 (c_common_fixed_point_type_for_size): New.
6847 (c_common_type_for_mode): Handle fixed-point modes to
6848 return various saturating/non-saturating, signed/unsigned types.
6849 (c_common_signed_or_unsigned_type): Support fixed-point types.
6850 (shorten_compare): Check fixed-point zero.
6851 Handle FIXED_POINT_TYPE.
6852 (c_common_truthvalue_conversion): Handle FIXED_CST.
6853 Handle FIXED_POINT_TYPE.
6854 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6856 (handle_mode_attribute): Handle fixed-point modes. Need to check
6857 if the signness of base type and fixed-point modes are consistent.
6858 (handle_vector_size_attribute): Handle fixed-point modes.
6859 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6860 (warn_for_div_by_zero): Check fixed-point zero.
6861 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6862 a common fixed-point type based on fbit, ibit, sign, and saturation.
6863 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6864 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6865 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6866 (convert_for_assignment): Support FIXED_POINT_TYPE.
6867 (digest_init): Handle FIXED_POINT_TYPE.
6868 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6869 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6870 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6871 GE_EXPR, LT_EXPR, GT_EXPR.
6872 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6873 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6874 * target.h (gcc_target): Add fixed_point_supported_p.
6875 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6876 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6877 (default_fixed_point_supported_p): Define.
6878 * targhooks.h (default_fixed_point_supported_p): Declare.
6879 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6880 * doc/install.texi (Configuration): Add --enable-fixed-point.
6881 * configure.ac (--enable-fixed-point): New to enable fixed-point
6882 arithmetic extension to C. For mips targets, we enable it by default.
6883 * configure, config.in: Regenerate.
6885 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6887 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6889 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6891 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6892 DWARF2_DEBUGGING_INFO.
6893 (cold_text_section_used): Same.
6894 (cold_text_section): Same.
6896 2007-08-20 Richard Guenther <rguenther@suse.de>
6898 * c-typeck.c (convert_for_assignment): Use the type of
6899 the member for the initialization.
6901 2007-08-20 Richard Guenther <rguenther@suse.de>
6903 * c-objc-common.c (c_disregard_inline_limits): Remove.
6904 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6905 * cgraphunit.c (cgraph_process_new_functions): Call
6906 disregard_inline_limits_p.
6907 (cgraph_preserve_function_body_p): Likewise.
6908 * ipa-inline.c (compute_inline_parameters): Likewise.
6909 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6911 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6912 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6913 disregard_inline_limits langhook.
6914 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6916 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6917 disregard_inline_limits langhook.
6918 * tree-inline.c (disregard_inline_limits_p): New function.
6919 * tree-inline.h (disregard_inline_limits_p): Declare.
6921 2007-08-20 Richard Guenther <rguenther@suse.de>
6923 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6924 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6925 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6926 auto_var_in_fn_p langhook.
6927 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6929 * tree.c (auto_var_in_fn_p): ... here.
6930 (find_var_from_fn): Call auto_var_in_fn_p directly.
6931 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6932 auto_var_in_fn_p langhook.
6933 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6934 (copy_body_r): Likewise.
6935 (self_inlining_addr_expr): Likewise.
6936 * tree.h (auto_var_in_fn_p): Declare.
6938 2007-08-20 Richard Guenther <rguenther@suse.de>
6940 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6941 (walk_type_fields): Take lh parameter.
6942 (walk_tree): Rename to ...
6943 (walk_tree_1): ... this. Do not call the walk_subtrees
6944 langhook but the now passed callback. Pass lh on recursion.
6945 (walk_tree_without_duplicates): Rename to ...
6946 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6947 and call walk_tree_1.
6948 * tree.h (walk_tree_lh): New typedef.
6949 (walk_tree_1): Declare.
6950 (walk_tree_without_duplicates_1): Likewise.
6951 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6952 (walk_tree_without_duplicates): New define to
6953 walk_tree_without_duplicates_1 with NULL lh parameter.
6954 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6955 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6957 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6958 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6959 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6962 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6965 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6966 code in front of the compacting of basic blocks.
6967 Move the folding of statements inbetween the cgraph checking
6968 and compacting of basic blocks.
6970 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6971 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6974 * config/alpha/alpha.c (va_list_skip_additions): Check for
6975 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6976 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6977 PLUS_EXPR when checking ap.__base.
6978 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6979 when doing addition on pointer types. Use size_int instead of
6981 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6982 ptr_type in the second operand.
6984 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6987 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6989 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6992 * cfgexpand.c (expand_one_register_var): Mark pointer
6993 DECL_ARTIFICIAL as REG_POINTER also.
6994 * stmt.c (expand_decl): Likewise.
6996 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7003 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7004 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7005 on_worklist argument and avoid adding things to worklist multiple
7007 (add_to_worklist): Ditto.
7008 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7009 single SFT is clobbered.
7010 (set_initial_properties): Ditto.
7011 (compute_call_clobbered): Update for changes to function
7013 (create_overlap_variables_for): Always create SFT for offset 0.
7014 (create_structure_vars): Handle PHI's, since we are in SSA form at
7016 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7017 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7019 (add_vars_for_offset): Figure out aliases from access + points-to.
7020 (add_virtual_operand): Use add_vars-for_offset.
7021 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7022 (add_call_clobber_ops): Remove makes_clobbering_call set.
7023 (get_expr_operands): Always pass through the INDIRECT_REF
7025 * tree-ssa-structalias.c (struct constraint_graph): Remove
7027 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7028 address_taken, pt_used, number_incoming.
7029 (FIRST_ADDR_NODE): Removed.
7030 (merge_graph_nodes): Remove broken code for the moment.
7031 (init_graph): New function.
7032 (build_pred_graph): Remove code to init_graph.
7033 Add location equivalence support.
7034 (struct scc_info): Rename roots to deleted.
7036 (init_scc_info): Ditto
7037 (init_topo_info): Use graph->size.
7038 (compute_topo_order): Ditto.
7039 (do_da_constraint): Removed.
7040 (do_sd_constraint): Remove calls to find().
7041 set_union_with_increment should always get 0 as last arg here.
7042 (do_complex_constraint): Replace do_da_constraint with assert.
7044 (struct equiv_class_label): New.
7045 (pointer_equiv_class_table): Ditto.
7046 (location_equiv_class_table): Ditto.
7047 (equiv_class_label_hash): Ditto.
7048 (equiv_class_label_eq): Ditto
7049 (equiv_class_lookup): Ditto.
7050 (equiv_class_ladd): Ditto.
7051 (pointer_equiv_class): Ditto.
7052 (location_equiv_class): Ditto.
7053 (condense_visit): Rename and rewrite from label_visit to do only
7054 SCC related stuff for HU.
7055 (label_visit): Do HU work for HU.
7056 (perform_var_substitution): Update to do HU and location
7058 (free_var_substitution_info): Update to free HU and location
7059 equivalence structures. */
7060 (find_equivalent_node): Update for pointer but not location
7062 (unite_pointer_equivalences): New function.
7063 (move_complex_constraints): Rewrite to only do moving.
7064 (rewrite_constraints): Split out of move_complex_constraints.
7065 (solve_graph): Use graph->size.
7066 (process_constraint_1): Add from_call argument, use it.
7067 Split *a = &b into two constraints.
7068 (process_constraint): Use new process_constraint_1.
7069 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7070 (get_constraint_for): Handle non-pointer integers properly.
7071 Remove code that used to handle structures.
7072 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7073 with unknown addends.
7074 (handle_rhs_call): New function.
7075 (find_func_aliases): Use handle_rhs_call.
7076 (set_uids_in_ptset): Add an assert.
7077 (set_used_smts): Fix bug in not considering unified vars.
7078 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7079 (compute_points_to_sets): Update for other function changes.
7080 (delete_points_to_sets): Ditto.
7081 (ipa_pta_execute): Ditto.
7082 (pass_ipa_pta): We need to update SSA after ipa_pta.
7084 2007-08-19 Jan Hubicka <jh@suse.cz>
7086 * i386.md: Replace "rim" and "mri" constraints by "g".
7088 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7090 * dwarf2out.c (text_section_used, cold_text_section_used,
7091 cold_text_section, dwarf2out_note_section_used): New.
7092 (dwarf2out_init): Initialize cold_text_section.
7093 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7094 dwarf2out_note_section_used.
7095 (size_of_aranges): Only count entry for text section if it was
7096 used. Count entry for cold text section if it was used.
7097 (output_aranges): Only output entries for text section and cold
7098 text section if they were used.
7100 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7102 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7104 (debug_generic_stmt): Likewise.
7105 (debug_tree_chain): Likewise.
7107 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7109 * tree-data-refs.c (split_constant_offset): Expose.
7110 * tree-data-refs.h (split_constant_offset): Add declaration.
7112 * tree-vectorizer.h (dr_alignment_support): Renamed
7113 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7114 Added a new value dr_explicit_realign.
7115 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7116 dr_offset, dr_step, and dr_aligned_to, along with new access
7117 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7118 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7119 STMT_VINFO_DR_ALIGNED_TO.
7121 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7123 In case of outer-loop vectorization with non-fixed misalignment - use
7124 the dr_explicit_realign scheme instead of the optimized realignment
7126 (new_stmt_vec_info): Initialize new fields.
7128 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7129 'nested_in_vect_loop' case. Change verbosity level.
7130 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7131 Don't fail on zero step in the outer-loop for loads.
7132 (vect_analyze_data_refs): Call split_constant_offset to calculate
7133 base, offset and init relative to the outer-loop.
7135 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7136 BSI function argument with a new function argument - at_loop.
7137 Simplify the condition that determines STEP. Takes additional argument
7138 INV_P. Support outer-loop vectorization (handle the
7139 nested_in_vect_loop case), including zero step in the outer-loop. Call
7140 vect_create_addr_base_for_vector_ref with additional argument.
7141 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7142 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7143 Fixed and simplified calculation of step.
7144 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7145 of bsi, and with additional argument. Call bump_vector_ptr with
7146 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7147 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7148 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7149 when the realignment setup needs to take place inside the loop.
7150 Support the dr_explicit_realign scheme. Allow generating the optimized
7151 realignment scheme for outer-loop vectorization. Added documentation.
7152 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7153 the 'nested_in_vect_loop' case, including loads that are invariant in
7154 the outer-loop and the realignment schemes. Handle the case when the
7155 realignment setup needs to take place inside the loop. Call
7156 vect_setup_realignment with additional arguments. Call
7157 vect_create_data_ref_ptr with additional argument and with loop instead
7158 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7159 (vect_gen_niters_for_prolog_loop): Call
7160 vect_create_addr_base_for_vector_ref with additional arguments.
7161 (vect_create_cond_for_align_checks): Likewise.
7162 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7163 scheme: takes additional argument bump; argument ptr_incr is now
7164 optional; updated documentation.
7165 (vect_init_vector): Takes additional argument (bsi). Use it, if
7166 available, to insert the vector initialization.
7167 (get_initial_def_for_induction): Pass additional argument in call to
7169 (vect_get_vec_def_for_operand): Likewise.
7170 (vect_setup_realignment): Likewise.
7171 (vectorizable_load): Likewise.
7173 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7175 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7176 as argument instead of struct loop.
7177 (nested_in_vect_loop_p): New function.
7178 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7180 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7181 from other phis in the loop.
7182 (destroy_loop_vec_info): Add additional argument to declaration.
7184 * tree-vectorizer.c (supportable_widening_operation): Also check if
7185 nested_in_vect_loop_p (don't allow changing the order in this case).
7186 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7187 of struct loop. Call nested_in_vect_loop_p and don't require
7188 flag_unsafe_math_optimizations if it returns true.
7189 (new_stmt_vec_info): When setting def_type for phis differentiate
7190 loop-header phis from other phis.
7191 (bb_in_loop_p): New function.
7192 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7193 just update their loop_vinfo. Order of BB traversal now matters -
7194 call dfs_enumerate_from with bb_in_loop_p.
7195 (destroy_loop_vec_info): Takes additional argument to control whether
7196 stmt_vinfo of the loop stmts should be destroyed as well.
7197 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7198 reduction stmt to be defines by a non loop-header phi.
7199 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7201 * tree-vect-transform.c (vectorizable_reduction): Call
7202 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7203 (vectorizable_call): Likewise.
7204 (vectorizable_conversion): Likewise.
7205 (vectorizable_operation): Likewise.
7206 (vectorizable_type_promotion): Likewise.
7207 (vectorizable_type_demotion): Likewise.
7208 (vectorizable_store): Likewise.
7209 (vectorizable_live_operation): Likewise.
7210 (vectorizable_reduction): Likewise. Also pass loop_info to
7211 vect_is_simple_reduction instead of loop.
7212 (vect_init_vector): Call nested_in_vect_loop_p.
7213 (get_initial_def_for_reduction): Likewise.
7214 (vect_create_epilog_for_reduction): Likewise.
7215 (vect_init_vector): Check which loop to work with, in case there's an
7217 (get_initial_def_for_inducion): Extend to handle outer-loop
7218 vectorization. Fix indentation.
7219 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7220 In the case vect_induction_def get the vector def from the induction
7221 phi node, instead of calling get_initial_def_for_inducion.
7222 (get_initial_def_for_reduction): Extend to handle outer-loop
7224 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7226 (vect_transform_loop): Change assert to just skip this case. Add a
7228 (vect_finish_stmt_generation): Add a couple asserts.
7230 (vect_estimate_min_profitable_iters): Multiply
7231 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7233 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7234 this is an inner-loop reduction in outer-loop vectorization.
7236 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7237 Same code as what used to be vect_analyze_scalar_cycles, only with
7238 additional argument loop, and loop_info passed to
7239 vect_is_simple_reduction instead of loop.
7240 (vect_analyze_scalar_cycles): Code factored out into
7241 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7242 Updated documentation.
7243 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7244 outer-loop vectorization that are live or not used in the outerloop,
7245 cause this requires special handling.
7246 (vect_enhance_data_refs_alignment): Don't consider versioning for
7248 (vect_analyze_data_refs): Check that there are no datarefs in the
7250 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7251 and vect_used_in_outer_by_reduction cases.
7252 (process_use): Also consider the case of outer-loop stmt defining an
7253 inner-loop stmt and vice versa.
7254 (vect_analyze_loop_1): New function.
7255 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7256 loops. Call vect_analyze_loop_1.
7257 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7258 been vectorized. Call destroy_loop_vec_info with additional argument.
7260 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7261 in the inner-loop when doing outer-loop vectorization. Add
7262 documentation and printout.
7263 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7264 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7266 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7268 * tree-affine.h (print_aff): New prototype.
7269 (debug_aff): Likewise.
7270 * tree-affine.c (print_aff): New function.
7271 (debug_aff): Likewise.
7273 2007-08-18 Paul Brook <paul@codesourcery.com>
7274 Joseph Myers <joseph@codesourcery.com>
7276 * common.opt (-fdebug-prefix-map=): New option.
7277 * opts.c: Include debug.h.
7278 (common_handle_option): Handle -fdebug-prefix-map.
7279 * final.c: Include ggc.h.
7280 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7281 remap_debug_filename): New.
7282 * Makefile.in (final.o, opts.o): Update dependencies.
7283 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7284 * configure.ac: Check for assembler --debug-prefix-map support.
7285 * configure, config.in: Regenerate.
7286 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7287 (ASM_DEBUG_SPEC): Include ASM_MAP.
7288 * doc/install.texi (--with-debug-prefix-map): Document.
7289 * doc/invoke.texi (-fdebug-prefix-map): Document.
7290 * dbxout.c (dbxout_init, dbxout_start_source_file,
7291 dbxout_source_file): Call remap_debug_filename.
7292 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7293 dwarf2out_start_source_file, dwarf2out_finish): Call
7294 remap_debug_filename.
7295 (file_table_relative_p): Do not check d->emitted_number.
7296 * toplev.c (output_file_directive): Call remap_debug_filename.
7297 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7298 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7300 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7302 * loop-invariant.c (find_invariants_to_move): Add missing macro
7305 2007-08-17 Tom Tromey <tromey@redhat.com>
7307 * tree.h (struct tree_label_decl): Removed old "java" fields.
7309 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7310 Nigel Stephens <nigel@mips.com>
7312 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7313 Treat -mno-data-in-code and -mcode-xonly as aliases for
7314 -mcode-readable=no and -mcode-readable=pcrel respectively.
7315 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7316 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7317 (MULTILIB_DIRNAMES): Update accordingly.
7319 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7321 * Makefile.in (version.o): Depend on $(REVISION) only if
7322 REVISION_s is defined.
7324 2007-08-17 Sa Liu <saliu@de.ibm.com>
7325 Ulrich Weigand <uweigand@de.ibm.com>
7328 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7329 use build_qualified_type to retain qualifiers of the base type.
7331 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
7333 * config/score/score.md : Update pattern tablejump.
7334 * config/score/score.c : Update score_initialize_trampoline
7336 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
7337 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
7338 * doc/contrib.texi: Add my entry.
7340 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
7342 * Makefile.in (REVISION): New.
7345 (version.o): Also depend on $(REVISION). Add
7346 -DREVISION=$(REVISION_s).
7348 * version.c (version_string): Add REVISION.
7350 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
7352 * tree-eh.c (lower_try_finally_onedest): Reset the locus
7353 of GOTO that's relocated to a different block.
7355 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7357 * c-common.c (const_strip_array_types): New.
7358 * c-common.h (lang_missing_noreturn_ok_p): Delete.
7359 (const_strip_array_types): New.
7360 * c-objc-common.c (c_disregard_inline_limits,
7361 c_warn_unused_global_decl): Constify.
7362 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
7363 c_vla_type_p, c_incomplete_type_error): Likewise.
7364 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
7365 * hooks.c (hook_bool_const_tree_false): New.
7366 * hooks.h (hook_bool_const_tree_false): Likewise.
7367 * langhooks-def.h (lhd_warn_unused_global_decl,
7368 lhd_incomplete_type_error, lhd_expr_size,
7369 lhd_tree_inlining_disregard_inline_limits,
7370 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7371 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
7372 * langhooks.c (lhd_warn_unused_global_decl,
7373 lhd_incomplete_type_error,
7374 lhd_tree_inlining_disregard_inline_limits,
7375 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7376 lhd_expr_size): Likewise.
7377 * langhooks.h (lang_hooks_for_tree_inlining,
7378 lang_hooks_for_tree_dump, lang_hooks_for_types,
7379 lang_hooks_for_decls, lang_hooks): Likewise.
7380 * pointer-set.c (pointer_set_t, pointer_set_create,
7381 pointer_set_contains, insert_aux, pointer_set_insert,
7382 pointer_set_traverse, pointer_map_t, pointer_map_create,
7383 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
7385 * pointer-set.h (pointer_set_contains, pointer_set_insert,
7386 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
7387 pointer_map_traverse): Likewise.
7388 * predict.c (assert_is_empty): Likewise.
7389 * tree-affine.c (free_name_expansion): Likewise.
7390 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
7391 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
7392 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
7394 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
7396 * tree-vectorizer.c (new_loop_vec_info): Initialize new
7398 (destroy_loop_vec_info): Add call to VEC_free.
7399 * tree-vectorizer.h (may_alias_ddrs): Define.
7400 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
7401 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7402 Change reporting to dump.
7403 (vect_is_duplicate_ddr): New.
7404 (vect_mark_for_runtime_alias_test): New.
7405 (vect_analyze_data_ref_dependences) Add call to
7406 vect_mark_for_runtime_alias_test.
7407 (vect_enhance_data_refs_alignment): Define local variable
7408 vect_versioning_for_alias_required, don't perform
7409 peeling for alignment if versioning for alias is
7411 (vect_enhance_data_refs_alignment): Use
7412 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
7413 PARAM_VECT_MAX_VERSION_CHECKS.
7414 * tree-vect-transform.c
7415 (vect_create_cond_for_alias_checks): New.
7416 (vect_transform_loop): Add call to
7417 vect_create_cond_for_alias_checks.
7418 (vect_vfa_segment_size): New.
7419 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
7421 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
7422 * gcc/doc/invoke.texi
7423 (vect-max-version-for-alignment-checks): Document.
7424 (vect-max-version-for-alias-checks): Document.
7425 (vect-max-version-checks): Remove.
7427 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
7429 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
7430 the same line as the instruction for all asm dialects.
7431 (*rep_movsi): Ditto.
7432 (*rep_movsi_rex64): Ditto.
7433 (*rep_movqi): Ditto.
7434 (*rep_movqi_rex64): Ditto.
7435 (*rep_stosdi_rex64): Ditto.
7436 (*rep_stossi): Ditto.
7437 (*rep_stossi_rex64): Ditto.
7438 (*rep_stosqi): Ditto.
7439 (*rep_stosqi_rex64): Ditto.
7440 (*cmpstrnqi_nz_1): Ditto.
7441 (*cmpstrnqi_nz_rex_1): Ditto.
7442 (*cmpstrnqi_1): Ditto.
7443 (*cmpstrnqi_rex_1): Ditto.
7444 (*strlenqi_1): Ditto.
7445 (*strlenqi_rex_1): Ditto.
7446 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
7447 prefix on the same line as the instruction for all asm dialects.
7448 (sync_double_compare_and_swap<mode>): Ditto.
7449 (*sync_double_compare_and_swapdi_pic): Ditto.
7450 (*sync_compare_and_swap_cc<mode>): Ditto.
7451 (sync_double_compare_and_swap_cc<mode>): Ditto.
7452 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7453 (sync_old_add<mode>): Ditto.
7454 (sync_add<mode>): Ditto.
7455 (sync_sub<mode>): Ditto.
7456 (sync_ior<mode>): Ditto.
7457 (sync_and<mode>): Ditto.
7458 (sync_xor<mode>): Ditto.
7460 2007-08-16 Richard Sandiford <richard@codesourcery.com>
7463 * reload.c (find_reloads): Check that the memory returned by
7464 find_reloads_toplev was not the result of forcing a constant
7466 (find_reloads_toplev): Always use simplify_gen_subreg to get
7467 the subreg of a constant. If the result is also a constant,
7468 but not a legitimate one, force it into the constant pool
7469 and reload its address.
7471 2007-08-15 David Edelsohn <edelsohn@gnu.org>
7473 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
7476 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
7478 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
7479 directive for the current vector ABI.
7481 2007-08-15 Steve Ellcey <sje@cup.hp.com>
7484 * caller-save.c (reg_save_code): Set invalide status on restore code.
7486 2007-08-15 Diego Novillo <dnovillo@google.com>
7488 * tree-ssa-alias.c (compute_memory_partitions): Use
7489 alias_bitmap_obstack to allocate bitmaps.
7490 (reset_alias_info): Factor out of init_alias_info.
7491 Mark all name tags not associated to an SSA name for renaming.
7492 (init_alias_info): Call it.
7493 (create_name_tags): Tidy. Add comments.
7494 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
7496 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7498 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
7499 scheduler dependencies.
7501 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
7503 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
7505 (*iorsi_1_zext): Likewise.
7506 (*iorsi_1_zext_imm): Likewise.
7507 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
7508 with "rm"/"xm" constraint.
7509 (sse2_vmsqrtv2df2): Likewise.
7511 2007-08-15 Jakub Jelinek <jakub@redhat.com>
7514 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
7517 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
7519 * tree-pass.h (PROP_pta): Removed.
7520 (TODO_rebuild_alias): New.
7521 (pass_may_alias): Removed.
7522 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
7523 aliasing if we changed something.
7524 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
7526 (pass_may_alias): Removed.
7527 (create_structure_vars): Return TODO_rebuild_alias.
7528 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
7529 * tree-sra.c (tree_sra): Only rebuild aliasing if something
7531 (tree_sra_early): We never affect aliasing right now.
7532 * tree-flow.h (compute_may_aliases): New prototype.
7533 * passes.c: Remove pass_may_alias from the passes.
7534 (execute_function_todo): Support TODO_rebuild_alias.
7536 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
7538 * i386.c: (legitimize_address): Move dllimported variable check
7539 infront of legitimizing pic address of CONST symbols.
7541 2007-08-14 Steve Ellcey <sje@cup.hp.com>
7543 PR tree-optimization/32941
7544 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
7545 (goto_queue_cmp): Remove.
7546 (find_goto_replacement): Change search method.
7547 (maybe_record_in_goto_queue): Add assert.
7548 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
7549 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
7551 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7553 * alias.c (component_uses_parent_alias_set): Constify.
7554 * alias.h (component_uses_parent_alias_set): Likewise.
7555 * cfgrtl.c (print_rtl_with_bb): Likewise.
7556 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
7557 mpz_get_double_int): Likewise.
7558 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
7559 mpz_get_double_int): Likewise.
7560 * expr.c (is_aligning_offset, undefined_operand_subword_p,
7561 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
7563 * expr.h (safe_from_p): Likewise.
7564 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
7566 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
7567 zero_sized_type, goa_lhs_expr_p): Likewise.
7568 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
7569 * rtl.h (print_rtl_with_bb): Likewise.
7570 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
7571 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
7572 * tree-flow-inline.h (bb_stmt_list): Constify.
7573 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
7575 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
7576 const_first_stmt, const_last_stmt): New.
7577 (block_may_fallthru, empty_block_p): Constify.
7578 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
7579 EXPR_ONLY_BODY): New.
7580 (expr_first, expr_last, expr_only): Use macro for body.
7581 (const_expr_first, const_expr_last, const_expr_only): New.
7582 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
7583 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
7584 ctsi_prev, ctsi_stmt): New.
7585 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
7586 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
7587 * tree-ssa-loop-niter.c (loop_only_exit_p,
7588 derive_constant_upper_bound): Likewise.
7589 * tree-ssa-phiopt.c (empty_block_p): Likewise.
7590 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
7591 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
7592 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
7593 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
7594 * tree.c (get_type_static_bounds): Likewise.
7595 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
7596 (get_type_static_bounds): Constify.
7598 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7601 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
7602 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
7603 (*<addsub><mode>3_cc_overflow): New.
7604 (*add<mode>3_cconly_overflow): New.
7605 (*sub<mode>3_cconly_overflow): New.
7606 (*<addsub>si3_zext_cc_overflow): New.
7607 * config/i386/predicates.md (fcmov_comparison_operator): Accept
7608 CCCmode for LTU, GTU, LEU and GEU.
7609 (ix86_comparison_operator): Likewise.
7610 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
7611 * config/i386/i386.c (put_condition_code): Support CCCmode.
7612 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
7613 or MINUS expressions.
7615 2007-08-14 Andrew Pinski <pinskia@gmail.com>
7618 * c-typeck.c (build_binary_op): Disallow vector float types with
7619 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
7621 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7623 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
7624 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
7625 (dep_def): New typedef.
7626 (init_dep_1, sd_debug_dep): Declare functions.
7627 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
7628 (debug_dep_links): Remove.
7629 (struct _deps_list): New field 'n_links'.
7630 (DEPS_LIST_N_LINKS): New macro.
7631 (FOR_EACH_DEP_LINK): Remove.
7632 (create_deps_list, free_deps_list, delete_deps_list): Remove
7634 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7635 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7636 (copy_deps_list_change_con, move_dep_link): Ditto.
7637 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
7638 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
7640 (INSN_BACK_DEPS): Remove.
7641 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
7643 (INSN_DEP_COUNT): Remove.
7644 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
7645 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
7646 Declare global variables.
7647 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
7648 (add_forw_dep, compute_forward_dependences): Remove declarations.
7649 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
7650 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7651 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
7653 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
7655 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
7656 (sd_list_types_def): New typedef.
7657 (sd_next_list): Declare function.
7658 (struct _sd_iterator): New type.
7659 (sd_iterator_def): New typedef.
7660 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
7662 (FOR_EACH_DEP): New cycle wrapper.
7663 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7665 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7666 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7669 * sched-deps.c (init_dep_1): Make global.
7670 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7672 (dump_dep): New static function.
7673 (dump_dep_flags): New static variable.
7674 (sd_debug_dep): New function.
7675 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7677 (move_dep_link): Use remove_from_deps_list (), instead of
7679 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7680 (dep_link_is_detached_p): New static function.
7681 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7683 (dn_pool, dl_pool): New alloc_pools.
7684 (dn_pool_diff, dl_pool_diff): New static variables.
7685 (create_dep_node, delete_dep_node): New static function.
7686 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7687 (deps_list_empty_p): Make it static. Use 'n_links' field.
7688 (deps_pools_are_empty_p): New static function.
7689 (alloc_deps_list, delete_deps_list): Remove.
7690 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7691 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7692 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7693 (forward_dependency_cache): Remove.
7694 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7695 'back' from the names. Change signature to use dep_t instead of
7697 (add_back_dep): Ditto. Make global.
7698 (check_dep_status): Rename to check_dep ().
7699 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7701 (sd_finish_insn): Ditto.
7702 (sd_find_dep_between_no_cache): New static function.
7703 (sd_find_dep_between): New function.
7704 (ask_dependency_caches, set_dependency_caches): New static functions.
7705 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7706 (add_or_update_dep_1): Separate pieces of functionality into
7707 ask_dependency_caches (), update_dependency_caches (),
7708 change_spec_dep_to_hard (), update_dep ().
7709 (get_back_and_forw_lists): New static function.
7710 (sd_add_dep): Separate setting of dependency caches into
7711 set_dependency_caches ().
7712 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7714 (sd_delete_dep): Ditto.
7715 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7716 (dump_lists): New static function.
7717 (sd_debug_lists): New debug function.
7718 (delete_all_dependences, fixup_sched_groups): Update to use
7719 sd_* infrastructure.
7720 (sched_analyze_2): Create data-speculative dependency only if
7721 data-speculation is enabled.
7722 (sched_analyze_insn): If insn cannot be speculative, make all its
7723 dependencies non-speculative.
7724 (sched_analyze): Use sd_init_insn ().
7725 (add_forw_dep, compute_forward_dependencies): Remove.
7726 (delete_dep_nodes_in_back_deps): New static function.
7727 (sched_free_deps): New function.
7728 (init_dependency_caches): Init alloc_pools.
7729 (extend_depedency_caches): Update after removing of
7730 forward_dependency_cache.
7731 (free_dependency_caches): Ditto. Free alloc_pools.
7732 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7733 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7735 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7736 (add_dependence): Use init_dep ().
7737 (get_dep_weak_1): New static function.
7738 (get_dep_weak): Move logic to get_dep_weak_1 ().
7739 (dump_ds): New static function moved from haifa-sched.c:
7740 debug_spec_status ().
7741 (debug_ds): New debug function.
7742 (check_dep_status): Rename to check_dep (). Update to check whole
7745 * haifa-sched.c (spec_info): Make global.
7746 (added_recovery_block_p): Rename to
7747 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7748 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7749 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7750 to use new interfaces.
7751 (ok_for_early_queue_removal): Ditto.
7752 (schedule_block): Initialize logical uids of insns emitted by the
7754 (sched_init): Initialize new variable.
7755 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7757 (extend_global): Initialize insn data.
7758 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7759 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7761 (add_to_speculative_block): Update to use new interfaces.
7762 (create_recovery_block): Set new variables.
7763 (create_check_block_twin, fix_recovery_deps): Update to use new
7765 (sched_insn_is_legitimate_for_speculation_p): New function.
7766 (speculate_insn): Move checking logic to
7767 sched_insn_is_legitimate_for_speculation_p ().
7768 (sched_remove_insn): Finalize sched-deps information of instruction.
7769 (clear_priorities, add_jump_dependencies): Update to use new
7771 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7773 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7774 to use new interfaces.
7775 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7776 (new_ready): Try to use control speculation only if it is available.
7777 (add_branch_dependences): Update to use new interfaces.
7778 (compute_block_backward_dependences): Rename to
7779 compute_block_dependences (). Call
7780 targetm.sched.dependencies_evaluation_hook ().
7781 (free_block_dependencies): New static function.
7782 (debug_dependencies): Update to use new interfaces.
7783 (schedule_region): Remove separate computation of forward dependencies.
7784 Move call of targetm.sched.dependencies_evaluation_hook () to
7785 compute_block_dependences (). Free dependencies at the end of
7786 scheduling the region.
7788 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7790 (add_deps_for_risky_insns): Ditto.
7791 (schedule_ebb): Remove separate computation of forward dependencies.
7792 Free dependencies at the end of scheduling the ebb.
7794 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7795 (build_intra_loop_deps): Ditto. Remove separate computation of
7796 forward dependencies. Free sched-deps dependencies.
7798 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7799 to use new interfaces.
7800 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7802 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7804 (is_costly_group): Ditto.
7806 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7808 * alias.c (rtx_equal_for_memref_p): Constify.
7809 * basic-block.h (const_edge, const_basic_block): New.
7810 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7811 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7812 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7813 probably_never_executed_bb_p, edge_probability_reliable_p,
7814 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7815 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7817 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7818 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7820 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7821 flow_nodes_print, dfs_enumerate_from): Likewise.
7822 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7823 control_flow_insn_p, count_basic_blocks): Likewise.
7824 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7825 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7826 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7827 average_num_loop_insns, loop_exit_edge_p,
7828 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7829 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7830 average_num_loop_insns, seq_cost): Likewise.
7831 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7832 * dominance.c (dominated_by_p): Likewise.
7833 * emit-rtl.c (validate_subreg): Likewise.
7834 * except.c (can_throw_internal, can_throw_external): Likewise.
7835 * except.h (can_throw_internal, can_throw_external): Likewise.
7836 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7837 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7838 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7839 simple_mem, store_ops_ok, load_kills_store, find_loads,
7840 store_killed_in_insn, store_killed_after, store_killed_before,
7841 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7843 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7844 noce_mem_write_may_trap_or_fault_p): Likewise.
7845 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7847 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7849 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7850 probably_cold_bb_p, probably_never_executed_bb_p,
7851 edge_probability_reliable_p, br_prob_note_reliable_p,
7852 can_predict_insn_p): Likewise.
7853 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7854 * resource.c (return_insn_p): Likewise.
7855 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7857 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7858 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7859 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7860 verify_gimple_modify_stmt): Likewise.
7861 * tree-chrec.c (is_not_constant_evolution,
7862 is_multivariate_chrec_rec, is_multivariate_chrec,
7863 chrec_contains_symbols, chrec_contains_undetermined,
7864 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7865 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7866 eq_evolutions_p, scev_direction): Likewise.
7867 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7868 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7869 chrec_contains_symbols_defined_in_loop,
7870 chrec_contains_undetermined, tree_contains_chrecs,
7871 evolution_function_is_affine_multivariate_p,
7872 evolution_function_is_univariate_p, chrec_zerop,
7873 evolution_function_is_constant_p, evolution_function_is_affine_p,
7874 evolution_function_is_affine_or_constant_p,
7875 tree_does_not_contain_chrecs, chrec_type): Likewise.
7876 * tree-data-ref.c (tree_fold_divides_p,
7877 object_address_invariant_in_loop_p, dr_may_alias_p,
7878 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7879 same_access_functions, constant_access_functions,
7880 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7882 * tree-flow.h (scev_direction): Likewise.
7883 * tree-gimple.c (is_gimple_stmt): Likewise.
7884 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7886 * tree-pretty-print.c (op_prio): Likewise.
7887 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7888 analyzable_condition, backedge_phi_arg_p): Likewise.
7889 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7890 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7891 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7894 2007-08-13 Dan Hipschman <dsh@google.com>
7897 * c-format.c (check_format_arg): Move check for zero-length
7898 format strings below the check for unterminated strings.
7900 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7903 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7906 2007-08-13 Nick Clifton <nickc@redhat.com>
7908 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7910 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7913 * c-format.c (gcc_gfc_length_specs): New array.
7914 (gcc_gfc_char_table): Add unsigned specifier, and references to
7915 the l length modifier.
7916 (format_types_orig): Use the new gcc_gfc_length_specs.
7918 2007-08-12 Sa Liu <saliu@de.ibm.com>
7920 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7921 and with REG_RETVAL note after split.
7923 2007-08-11 David Daney <ddaney@avtrex.com>
7925 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7926 as ATTRIBUTE_UNUSED.
7928 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7929 Segher Boessenkool <segher@kernel.crashing.org>
7931 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7932 HAVE_LOCAL_CPU_DETECT not defined.
7934 2007-08-11 Jan Hubicka <jh@suse.cz>
7936 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7937 (cgraph_process_new_functions): Honor previous value of
7938 disregard_inline_limits.
7939 * ipa-inline.c (compute_inline_parameters): Likewise.
7941 2007-08-11 Ian Lance Taylor <iant@google.com>
7943 * alias.h (alias_set_type): Define new type.
7944 (ALIAS_SET_MEMORY_BARRIER): Use it.
7945 * rtl.h: Include alias.h.
7946 (struct mem_attrs): Use alias_set_type.
7947 * tree.h: Include alias.h
7948 (struct tree_type): Use alias_set_type.
7949 (struct tree_struct_field_tag): Likewise.
7950 (struct tree_decl_common): Likewise.
7951 * alias.c (struct alias_set_entry): Use alias_set_type.
7952 (get_alias_set_entry, alias_set_subset_of): Likewise.
7953 (alias_sets_conflict_p): Likewise.
7954 (alias_sets_must_conflict_p): Likewise.
7955 (objects_must_conflict_p): Likewise.
7956 (get_alias_set, new_alias_set): Likewise.
7957 (record_alias_subset, record_component_aliases): Likewise.
7958 (varargs_set, frame_set): Change to alias_set_type.
7959 (get_varargs_alias_set): Use alias_set_type.
7960 (get_frame_alias_set): Likewise.
7961 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7962 * dse.c (struct store_info): Use alias_set_type.
7963 (struct read_info, struct clear_alias_mode_holder): Likewise.
7964 (clear_alias_set_lookup, canon_address): Likewise.
7965 (record_store, check_mem_read_rtx): Likewise.
7966 (dse_record_singleton_alias_set): Likewise.
7967 (dse_invalidate_singleton_alias_set): Likewise.
7968 * emit-rtl.c (get_mem_attrs): Likewise.
7969 (set_mem_attributes_minus_bitpos): Likewise.
7970 (set_mem_alias_set): Likewise.
7971 * expr.c (store_constructor_field, store_field): Likewise.
7972 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7973 * langhooks.c (lhd_get_alias_set): Likewise.
7974 * langhooks-def.h (lhd_get_alias_set): Likewise.
7975 * reload1.c (alter_reg): Likewise.
7976 * tree-flow.h (struct fieldoff): Likewise.
7977 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7978 (may_alias_p, get_smt_for, create_sft): Likewise.
7979 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7980 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7981 (merge_smts_into): Likewise.
7982 * varasm.c (const_alias_set): Likewise.
7983 * c-common.c (strict_aliasing_warning): Likewise.
7984 (c_common_get_alias_set): Likewise.
7985 * dse.h (dse_record_singleton_alias_set): Update declaration.
7986 (dse_invalidate_singleton_alias_set): Likewise.
7987 * emit-rtl.h (set_mem_alias_set): Likewise.
7988 * c-common.h (c_common_get_alias_set): Likewise.
7989 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7990 * print-tree.c (print_node): Likewise.
7991 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7993 (alpha_setup_incoming_varargs): Use alias_set_type.
7994 * config/i386/i386.c (setup_incoming_varargs_64): Use
7996 (setup_incoming_varargs_ms_64): Likewise.
7997 (ix86_GOT_alias_set): Likewise.
7998 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7999 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8000 (set): Change to alias_set_type.
8001 (get_TOC_alias_set): Use alias_set_type.
8002 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8004 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8005 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8007 (struct_value_alias_set): Likewise.
8008 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8010 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8012 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8013 * config/vxworks.h (TARGET_VXWORKS): Override.
8014 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8015 "mips" if TARGET_VXWORKS.
8017 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8019 * calls.c (avoid_likely_spilled_reg): New function.
8020 (expand_call): Use it.
8022 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8024 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8026 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8028 * config/mips/predicates.md (const_call_insn_operand): Invoke
8029 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8031 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8034 * config/rs6000/driver-rs6000.c: Include link.h.
8035 Use ElfW instead of wordsize-specif typedef.
8037 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8039 * system.h (CONST_CAST): New.
8040 * c-decl.c (c_make_fname_decl): Use it.
8041 * c-lex.c (cb_ident, lex_string): Likewise.
8042 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8043 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8044 give_switch, set_multilib_dir): Likewise.
8045 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8046 * passes.c (execute_one_pass): Likewise.
8047 * prefix.c (update_path): Likewise.
8048 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8049 * tree.c (build_string): Likewise.
8051 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8053 * tree-flow-inline.h (is_exec_stmt): Remove.
8054 (is_label_stmt): Remove.
8055 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8058 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8060 * lower-subreg.c (resolve_shift_zext): Don't adjust
8061 src_reg_num for wordmode operands.
8063 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8064 David Ung <davidu@mips.com>
8066 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8067 (TARGET_SCHED_REORDER2): Define.
8068 (mips_maybe_swap_ready): New.
8069 (mips_last_74k_agen_insn): New.
8070 (mips_74k_agen_init): New.
8071 (mips_74k_agen_reorder): New function to group loads and stores
8073 (mips_sched_init): New.
8074 (mips_sched_reorder): Don't do initialization here. Call
8075 mips_74k_agen_reorder.
8076 (mips_variable_issue): Call mips_74k_agen_init.
8078 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8080 * tree-flow-inline.h (get_filename): Remove.
8082 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8084 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8086 (mips_fetch_insns): Delete in favor of...
8087 (mips_load_store_insns): ...this new function.
8088 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8089 to say whether multiword moves _might_ be split.
8090 (mips_fetch_insns): Delete in favor of...
8091 (mips_load_store_insns): ...this new function.
8092 (mips_rtx_costs): Update the call to mips_address_insns.
8093 (mips_address_cost): Likewise.
8094 * config/mips/mips.md (length): Use mips_load_store_insns instead
8095 of mips_fetch_insns.
8096 * config/mips/constraints.md (R): Use mips_address_insns rather
8097 than mips_fetch_insns. Assume that the move never needs to be split.
8099 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8101 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8102 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8103 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8104 * config/mips/mips.h (mips16_hard_float): Delete.
8105 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8106 definitions, and replace with....
8107 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8108 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8109 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8110 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8111 (override_options): Replace MASK_SOFT_FLOAT references with
8112 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8113 and mips16_hard_float when TARGET_MIPS16.
8115 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8118 * c-typeck.c (build_binary_op): Check for non pointer types before
8119 calling int_fits_type_p.
8121 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8124 * fold-const.c (omit_one_operand): Return only the ommitted expression
8125 if the result is an empty statement.
8126 (pedantic_omit_one_operand): Likewise.
8128 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8130 * c-typeck.c (readonly_error): Improve error for assignment.
8132 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8134 (pp_c_expression): Ditto.
8136 2007-08-09 Simon Baldwin <simonb@google.com>
8138 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8139 break that was preventing simplify_associative_operation() for xor.
8141 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8142 Nigel Stephens <nigel@mips.com>
8144 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8145 Document change in interpretation of value from boolean to
8147 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8148 ffs and ctz using clz.
8149 (expand_unop): Call them.
8150 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8152 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8153 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8154 enable the new ffs expansion on this target.
8156 2007-08-09 Jan Hubicka <jh@suse.cz>
8158 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8159 (expand_ternary_op): Likewise.
8160 (expand_vec_shift_expr): Likewise.
8161 (expand_binop_directly): Likewise.
8162 (expand_binop): Likewise.
8163 (sign_expand_binop): Likewise.
8164 (expand_twoval_unop): Likewise.
8165 (expand_twoval_binop): Likewise.
8166 (expand_twoval_binop_libfunc): Likewise.
8167 (widen_clz): Likewise.
8168 (widen_bswap): Likewise.
8169 (expand_parity): Likewise.
8170 (expand_unop): Likewise.
8171 (expand_abs_nojump): Likewise.
8172 (expand_copysign): Likewise.
8173 (emit_no_conflict_block): Likewise.
8174 (emit_libcall_block): Likewise.
8175 (can_compare_p): Likewise.
8176 (prepare_cmp_insn): Likewise.
8177 (emit_cmp_and_jump_insn_1): Likewise.
8178 (prepare_float_lib_cmp): Likewise.
8179 (emit_conditional_add): Likewise.
8180 (gen_add2_insn): Likewise.
8181 (have_add2_insn): Likewise.
8182 (gen_sub2_insn): Likewise.
8183 (have_sub2_insn): Likewise.
8184 (can_extend_p): Likewise.
8185 (can_fix_p): Likewise.
8186 (can_float_p): Likewise.
8187 (expand_float): Likewise.
8188 (expand_fix): Likewise.
8189 (expand_sfix_optab): Likewise.
8190 (new_optab): Likewise.
8191 (new_convert_optab): Likewise.
8192 (init_libfuncs): Likewise.
8193 (init_interclass_conv_libfuncs): Likewise.
8194 (init_intraclass_conv_libfuncs): Likewise.
8195 (set_conv_libfunc): Likewise.
8196 (init_optabs): Likewise.
8197 (debug_optab_libfuncs): Likewise.
8198 (gen_cond_trap): Likewise.
8199 * optabs.h (optab_handler, convert_optab_hanlder): New.
8200 * genopinit.c: Update optabs generation table.
8201 * reload.c (find_reloads_address_1): Use optabs accestors.
8202 * builtins.c (expand_builtin_mathfn): Likewise.
8203 (expand_builtin_mathfn_2): Likewise.
8204 (expand_builtin_mathfn_3): Likewise.
8205 (expand_builtin_interclass_mathfn): Likewise.
8206 (expand_builtin_sincos): Likewise.
8207 (expand_builtin_cexpi): Likewise.
8208 (expand_builtin_powi): Likewise.
8209 (expand_builtin_strlen): Likewise.
8210 * dojump.c (do_jump): Likewise.
8211 * expr.c (convert_move): Likewise.
8212 (move_by_pieces): Likewise.
8213 (move_by_pieces_ninsns): Likewise.
8214 (can_store_by_pieces): Likewise.
8215 (store_by_pieces_1): Likewise.
8216 (emit_move_via_integer): Likewise.
8217 (emit_move_complex): Likewise.
8218 (emit_move_ccmode): Likewise.
8219 (emit_move_insn_1): Likewise.
8220 (emit_single_push_insn): Likewise.
8221 (store_constructor): Likewise.
8222 (expand_expr_real_1): Likewise.
8223 (do_store_flag): Likewise.
8224 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8225 (enumerate_modes): Likewise.
8226 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8227 (supportable_widening_operation): Likewise.
8228 (supportable_narrowing_operation): Likewise.
8229 * expmed.c (store_bit_field_1): Likewise.
8230 (extract_bit_field_1): Likewise.
8231 (expand_mult_highpart_optab): Likewise.
8232 (expand_smod_pow2): Likewise.
8233 (expand_divmod): Likewise.
8234 (emit_store_flag): Likewise.
8235 * tree-vect-patterns.c
8236 (vect_pattern_recog_1): Likewise.
8237 * tree-ssa-loop-prefetch.c
8238 (nontemporal_store_p): Likewise.
8239 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8240 (vect_create_epilog_for_reduction): Likewise.
8241 (vectorizable_reduction): Likewise.
8242 (vectorizable_operation): Likewise.
8243 (vect_strided_store_supported): Likewise.
8244 (vectorizable_store): Likewise.
8245 (vect_strided_load_supported): Likewise.
8246 (vectorizable_load): Likewise.
8247 * combine.c (simplify_comparison): Likewise.
8248 * tree-vect-generic.c
8249 (type_for_widest_vector_mode): Likewise.
8250 (expand_vector_operations_1): Likewise.
8251 * config/spu/spu.c (spu_expand_mov): Likewise.
8252 (spu_emit_vector_compare): Likewise.
8253 * config/rs6000/rs6000.c
8254 (rs6000_emit_vector_compare): Likewise.
8255 * stmt.c (add_case_node): Likewise.
8256 * reload1.c (gen_reload):
8258 2007-08-09 Michael Matz <matz@suse.de>
8260 * tree.h (fixed_zerop): Declare as taking a const_tree.
8261 * tree.c (fixed_zerop): Take a const_tree.
8263 2007-08-09 Ira Rosen <irar@il.ibm.com>
8265 * tree-vect-transform.c (vectorizable_store): Remove call to
8266 copy_virtual_operands() and call mark_symbols_for_renaming() for
8267 the created vector store.
8268 (vect_setup_realignment): Don't call copy_virtual_operands() and
8269 update_vuses_to_preheader().
8270 (vectorizable_load): Don't call copy_virtual_operands().
8271 (update_vuses_to_preheader): Remove.
8273 2007-08-08 Chao-ying Fu <fu@mips.com>
8275 * tree.def (FIXED_POINT_TYPE): New type.
8276 (FIXED_CST): New constant.
8277 (FIXED_CONVERT_EXPR): New expr.
8278 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8279 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8280 * tree.h (struct tree_base): Add saturating_flag.
8281 Remove one bit of spare for saturating_flag.
8282 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8283 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8284 FIXED_POINT_TYPE_P): Define.
8285 (TYPE_SATURATING): Define.
8286 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8287 (struct tree_fixed_cst): New.
8288 (TYPE_IBIT, TYPE_FBIT): Define.
8289 (tree_node): Add fixed_cst.
8290 (enum tree_index): Add new enumeration values of
8291 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8292 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8293 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8294 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8295 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8296 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8297 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8298 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8299 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8300 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8301 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8302 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8303 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8304 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8305 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8306 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8307 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8308 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8309 (sat_short_fract_type_node, sat_fract_type_node,
8310 sat_long_fract_type_node, sat_long_long_fract_type_node,
8311 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8312 sat_unsigned_long_fract_type_node,
8313 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8314 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8315 unsigned_short_fract_type_node, unsigned_fract_type_node,
8316 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8317 sat_short_accum_type_node, sat_accum_type_node,
8318 sat_long_accum_type_node, sat_long_long_accum_type_node,
8319 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8320 sat_unsigned_long_accum_type_node,
8321 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8322 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8323 unsigned_short_accum_type_node, unsigned_accum_type_node,
8324 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8325 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8326 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8327 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8328 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8329 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8330 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
8331 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
8332 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
8333 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
8334 sat_uda_type_node, sat_uta_type_node): New macro.
8335 (make_fract_type, make_accum_type): Declare.
8336 (make_signed_fract_type, make_unsigned_fract_type,
8337 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
8338 make_signed_accum_type, make_unsigned_accum_type,
8339 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
8340 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
8341 make_or_reuse_sat_signed_fract_type,
8342 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
8343 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
8344 make_or_reuse_sat_unsigned_accum_type): New macro.
8345 (fixed_zerop): Declare.
8346 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
8347 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8348 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8349 LONG_LONG_ACCUM_TYPE_SIZE): Define.
8350 * treestruct.def: Add TS_FIXED_CST.
8351 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
8353 (tree-dump.o): Likewise.
8354 (print-tree.o): Likewise.
8355 (tree-pretty-print.o): Likewise.
8356 (fold-const.o): Likewise.
8357 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
8358 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
8359 (is_gimple_min_invariant): Handle FIXED_CST.
8360 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
8361 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8362 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8363 (layout_type): Handle FIXED_POINT_TYPE.
8364 (make_fract_type, make_accum_type): New functions.
8365 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
8366 * tree-dump.c (fixed-value.h): New include.
8367 (dump_fixed): New function.
8368 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
8369 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
8370 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
8371 * tree-pretty-print.c (fixed-value.h): New include.
8372 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
8374 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
8375 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
8376 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
8377 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
8378 for non-saturating fixed-point types.
8379 (reassociate_bb): Likewise.
8380 * emit-rtl.c (fixed-value.h): New include.
8381 (fconst0, fconst1): New array.
8382 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
8383 * tree-vect-generic.c expand_vector_operation): Support
8384 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
8386 (type_for_widest_vector_mode): Add one parameter for the
8388 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
8390 Pass the satp parameter to type_for_mode for fixed-point types.
8391 (expand_vector_operations_1): Pass the saturating flag to
8392 type_for_widest_vector_mode.
8393 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8394 and MODE_VECTOR_UACCUM.
8395 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
8396 (vectorizable_condition): Likewise.
8397 * tree.c (fixed-value.h): New include.
8398 (tree_code_size): Support FIXED_CST.
8399 (build_fixed): New function.
8400 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
8401 (fixed_zerop): New function.
8402 (tree_node_structure): Support FIXED_CST.
8403 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
8404 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
8405 (type_hash_eq): Handle FIXED_POINT_TYPE.
8406 (simple_cst_equal): Support FIXED_CST.
8407 (iterative_hash_expr): Handle FIXED_CST.
8408 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
8409 (get_narrower): Likewise.
8410 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
8411 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
8412 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
8413 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
8415 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
8416 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8417 (initializer_zerop): Support FIXED_CST.
8418 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
8419 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
8420 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
8421 (is_base_type): Handle FIXED_POINT_TYPE.
8422 (add_type_attribute): Handle FIXED_POINT_TYPE.
8423 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
8424 * print-tree.c (fixed-value.h): New include.
8425 (print_node_brief): Support FIXED_CST.
8426 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
8427 * c-pretty-print.c (fixed-value.h): New include.
8428 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
8429 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
8430 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
8431 Support fixed-point types for inner items in VECTOR_TYPE.
8432 (pp_c_direct_declarator): Likewise.
8433 (pp_c_declarator): Likewise.
8434 (pp_c_fixed_constant): New function.
8435 (pp_c_constant): Handle FIXED_CST.
8436 (pp_c_primary_expression): Likewise.
8437 (pp_c_expression): Likewise.
8438 * fold-const.c (fixed-value.h): New include.
8439 (negate_expr_p): Return true for FIXED_CST.
8440 (fold_negate_expr): Support FIXED_CST.
8441 (split_tree): Support FIXED_CST.
8442 (const_binop): Support FIXED_CST.
8443 (fold_convert_const_int_from_fixed): New function to convert from
8445 (fold_convert_const_real_from_fixed): New function to convert from
8447 (fold_convert_const_fixed_from_fixed): New function to convert from
8448 fixed to another fixed.
8449 (fold_convert_const_fixed_from_int): New function to convert from
8451 (fold_convert_const_fixed_from_real): New function to convert from
8453 (fold_convert_const): Support conversions from fixed to int, from
8454 fixed to real, from fixed to fixed, from int to fixed, and from real
8456 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
8457 (operand_equal_p): Support FIXED_CST.
8458 (make_range): For fixed-point modes, we need to pass the
8459 saturating flag as the 2nd parameter.
8460 (tree_swap_operands_p): Handle FIXED_CST.
8461 (fold_plusminus_mult_expr): For fract modes, we cannot generate
8463 (fold_unary): Support FIXED_CONVERT_EXPR.
8464 (fold_binary): Handle FIXED_CST.
8465 Make sure the type is not saturating, before associating operations.
8466 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
8467 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
8468 (fold_negate_const): Support FIXED_CST.
8469 (fold_relational_const): Support FIXED_CST.
8470 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
8471 (gimplify_expr): Handle FIXED_CST.
8472 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
8473 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
8474 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
8475 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
8476 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8477 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8478 LONG_LONG_ACCUM_TYPE_SIZE.
8479 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
8480 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
8481 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
8482 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
8483 MODE_ACCUM, and MODE_UACCUM.
8484 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
8485 fixed-point types to disable reduction.
8486 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
8488 2007-08-08 David Edelsohn <edelsohn@gnu.org>
8490 * config/rs6000/x-rs6000: New file.
8491 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
8492 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
8493 (EXTRA_SPEC_FUNCTIONS): Define.
8494 (HAVE_LOCAL_CPU_DETECT): Define.
8495 (CC1_CPU_SPEC): Define.
8496 * config/rs6000/driver-rs6000.c: New file.
8497 * config/rs6000/aix.h (CC1_SPEC): Define.
8498 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
8499 * config.host: Add x-rs6000 to host_xmake_file if host and target
8500 are rs6000 or powerpc.
8502 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8504 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
8506 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8507 Sandra Loosemore <sandra@codesourcery.com>
8508 Chao-ying Fu <fu@mips.com>
8509 Nigel Stephens <nigel@mips.com>
8510 David Ung <davidu@mips.com>
8512 * doc/invoke.texi (-mcode-readable): Document.
8513 * config/mips/mips.opt (mcode-readable): New option.
8514 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
8515 * config/mips/mips.h (mips_code_readable_setting): New enum.
8516 (mips_code_readable): Declare.
8517 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
8518 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
8519 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
8520 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
8521 boiler-plate comments.
8522 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8523 * config/mips/mips.c (mips_code_readable): New variable.
8524 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
8525 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
8526 context and -mcode-readable setting to restrict the use of
8527 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
8528 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
8529 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
8530 (mips_blocks_for_constant_p): Only return false for
8531 TARGET_MIPS16_PCREL_LOADS.
8532 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
8533 for MIPS16. Handle SYMBOL_32_HIGH.
8534 (mips_const_insns): Allow HIGHs for MIPS16 too.
8535 (mips_unspec_address_offset): New function, split out from...
8536 (mips_unspec_address): ...here.
8537 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
8538 16-bit symbolic constants. Assert approropiate conditions for
8539 using the "la" and "dla" macros.
8540 (mips_handle_option): Handle -mcode-readable=.
8541 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
8542 Set up mips_lo_relocs[SYMBOL_32_HIGH].
8543 (mips_strip_unspec_address): New function, split out from...
8544 (print_operand_reloc): ...here.
8545 (print_operand): Pass constants through mips_strip_unspec_address.
8546 (print_operand_address): Likewise.
8547 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
8548 (mips_select_rtx_section): Remove MIPS16 handling.
8549 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
8550 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
8551 (mips16_lay_out_constants): Do nothing unless
8552 TARGET_MIPS16_PCREL_LOADS.
8553 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
8554 * config/mips/mips.md: Split HIGHs for MIPS16.
8555 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8557 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8559 * config/mips/mips-protos.h (mips_emit_move): Declare.
8560 * config/mips/mips.c (mips_emit_move): New function.
8561 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
8562 (mips_legitimize_const_move): Likewise.
8563 (mips_legitimize_move): Likewise.
8564 (mips_split_64bit_move): Likewise.
8565 (mips_restore_gp): Likewise.
8566 (mips_load_call_address): Likewise.
8567 (mips_emit_fcc_reload): Likewise.
8568 (mips_set_return_address): Likewise.
8569 (mips_block_move_straight): Likewise.
8570 (mips_block_move_loop): Likewise.
8571 (mips_setup_incoming_varargs): Likewise.
8572 (mips_save_reg): Likewise.
8573 (mips_expand_prologue): Likewise.
8574 (mips_restore_reg): Likewise.
8575 (mips_expand_epilogue): Likewise.
8576 (mips_output_mi_thunk): Likewise.
8577 (build_mips16_call_stub): Likewise.
8578 (mips_builtin_branch_and_move): Likewise.
8579 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
8580 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8581 (fixuns_truncdfdi2): Likewise.
8582 (fixuns_truncsfsi2): Likewise.
8583 (fixuns_truncsfdi2): Likewise.
8584 (loadgp_absolute): Likewise.
8585 (builtin_setjmp_setup): Likewise.
8586 (builtin_longjmp): Likewise.
8587 (untyped_call): Likewise.
8589 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8591 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
8592 an "rtx *" argument. Return a bool.
8593 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
8594 values and return true if they can be split. Take the same kind of
8595 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
8596 and store the lo_sum there if nonnull. Use the symbol type to
8597 determine whether a $gp or HIGH is needed.
8598 (mips_legitimize_address): Update call to mips_split_symbol and
8599 simplify accordingly.
8600 (mips_legitimize_const_move): Likewise.
8601 * config/mips/mips.md: In the combine define_split,
8602 check mips_split_symbol instead of splittable_symbolic_operand.
8603 Update use of mips_split_symbol in the generator code.
8604 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
8606 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8608 * config/mips/mips.c (mips_symbolic_address_p): Delete.
8609 (mips_symbol_insns_1): New function, split out from...
8610 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
8611 and stores separately from load addresses.
8612 (mips_classify_address): Replace uses of mips_symbolic_address_p
8613 with uses of mips_symbol_insns.
8614 (mips_address_insns): Update calls to mips_symbol_insns.
8615 (mips_const_insns): Likewise.
8616 (mips_legitimize_address): Likewise.
8618 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8620 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
8621 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
8622 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
8623 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
8624 non-call contexts if TARGET_MIPS16.
8625 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
8626 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
8627 code for SYMBOL_ABSOLUTE.
8628 (mips_symbol_insns): Likewise.
8630 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8632 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
8633 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
8634 (mips_symbolic_constant_p): Likewise. Update the call to
8635 mips_classify_symbol.
8636 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
8637 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
8638 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
8639 (print_operand_reloc): Add a context argument. Update the call to
8640 mips_symbolic_constant_p.
8641 (print_operand): Update the calls to print_operand_reloc.
8642 (print_operand_address): Use print_operand_reloc rather than
8644 (mips_rewrite_small_data_p): Add a context argument. Update the call
8645 to mips_symbolic_constant_p.
8646 (mips_small_data_pattern_1): Make DATA the containing mem.
8647 Update the call to mips_rewrite_small_data_p.
8648 (mips_rewrite_small_data_1): Likewise.
8649 (mips_use_anchors_for_symbol_p): Update the call to
8650 mips_symbolic_constant_p.
8651 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8652 (splittable_symbolic_operand): Likewise.
8653 (move_operand): Likewise.
8654 (absolute_symbolic_operand): Likewise.
8655 (got_disp_operand): Likewise.
8656 (got_page_ofst_operand): Likewise.
8658 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8660 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
8661 (SYMBOL_ABSOLUTE): ...this.
8662 (SYMBOL_SMALL_DATA): Rename to...
8663 (SYMBOL_GP_RELATIVE): ...this.
8664 (SYMBOL_CONSTANT_POOL): Rename to...
8665 (SYMBOL_PC_RELATIVE): ...this.
8666 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8667 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8668 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8669 after above changes.
8670 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8671 (general_symbolic_operand): Rename to...
8672 (absolute_symbolic_operand): ...this.
8673 * config/mips/mips.md: Update after above changes.
8675 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8676 Revital Eres <eres@il.ibm.com>
8678 * ddg.c (print_ddg): Add dump information.
8679 * modulo-sched.c (print_node_sched_params): Add parameter and
8681 (calculate_maxii): Remove function.
8682 (undo_generate_reg_moves): Likewise.
8683 (undo_permute_partial_schedule): Likewise.
8684 (kernel_number_of_cycles): Likewise.
8685 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8686 (sms_schedule): Use it. Remove profitability checks.
8687 (sms_schedule_by_order): Fix order of nodes within the cycle.
8689 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8691 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8692 -profile option, add pie support.
8693 (ENDFILE_SPEC): New spec.
8694 * config/gnu.h (LIB_SPEC): Add -profile option.
8696 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8698 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8699 * config/gnu.h (LIB_SPEC): Likewise.
8701 2007-08-07 Yaz Saito <saito@google.com>
8702 Ian Lance Taylor <iant@google.com>
8704 * common.opt (finstrument-functions-exclude-function-list): New
8706 (finstrument-functions-exclude-file-list): New option.
8707 * opts.c (char_p): Define and DEF_VEC.
8708 (flag_instrument_functions_exclude_functions): New static
8710 (flag_instrument_functions_exclude_files): New static variable.
8711 (add_instrument_functions_exclude_list): New static function.
8712 (flag_instrument_functions_exclude_p): New function.
8713 (common_handle_option): Handle new options.
8714 * flags.h (flag_instrument_functions_exclude_p): Declare.
8715 * gimplify.c (gimplify_function_tree): Call
8716 flag_instrument_functions_exclude_p.
8717 * doc/invoke.texi (Option Summary): Mention new options.
8718 (Code Gen Options): Document new options.
8720 2007-08-07 Ian Lance Taylor <iant@google.com>
8722 PR rtl-optimization/32776
8723 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8724 (resolve_use): Likewise.
8725 (decompose_multiword_subregs): Remove "changed" local variable.
8727 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8729 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8730 * configure: Regenerate.
8731 * config.in: Regenerate.
8732 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8735 2007-08-07 Ian Lance Taylor <iant@google.com>
8737 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8738 note, just delete the insn.
8740 2007-08-07 Andreas Schwab <schwab@suse.de>
8743 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8746 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8748 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8749 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8750 (decompose_multiword_subregs): Use the functions above to decompose
8751 multiword shifts and zero-extends.
8753 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8755 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8756 "assemble" descriptions which were swapped.
8758 2007-08-06 Chao-ying Fu <fu@mips.com>
8760 * fixed-value.h: New file.
8761 * fixed-value.c: New file.
8762 * Makefile.in (OBJS-common): Add fixed-value.o.
8763 (fixed-value.o): New rule.
8764 (GTFILES): Add fixed-value.h.
8765 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8766 to compare a.low and b.low.
8767 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8769 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8770 Daniel Jacobowitz <dan@codesourcery.com>
8773 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8775 (x86_64-*-netbsd*): Likewise.
8776 (x86_64-*-linux*): Likewise.
8777 (x86_64-*-kfreebsd*-gnu): Likewise.
8778 (x86_64-*-knetbsd*-gnu): Likewise.
8779 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8781 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8783 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8784 Add -fno-asynchronous-unwind-tables.
8786 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8787 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8788 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8789 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8790 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8792 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8794 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8795 (TARGET_C_MODE_FOR_SUFFIX): New.
8797 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8799 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8801 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8803 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8805 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8807 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8808 before checking function returns in conditional expressions.
8810 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8813 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8815 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8818 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8819 for INTEGRAL_TYPE_P.
8821 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8823 * configure.ac: Remove --enable-checking=df from default settings.
8824 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8825 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8826 if the parameter is true.
8827 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8828 DF_VERIFY_SCHEDULED flag is true.
8829 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8830 (df_finish_pass): Adjust prototype.
8831 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8834 * see.c (pass_see): Add TODO_df_verify.
8835 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8836 * global.c (rest_of_handle_global_alloc): Schedule verification
8838 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8840 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8841 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8842 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8844 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8845 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8846 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8848 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8849 Revital Eres <eres@il.ibm.com>
8851 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8853 * ddg.c (create_ddg_dependence): Rename to...
8854 (create_ddg_dep_from_intra_loop_link): This. Do not check
8855 for interloop edges. Do not create anti dependence edge when
8856 a true dependence edge exists in the opposite direction and
8857 -fmodulo-sched-allow-regmoves is set.
8858 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8859 (add_cross_iteration_register_deps): Create anti dependence edge
8860 when -fno-modulo-sched-allow-regmoves is set.
8861 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8863 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8865 * config/arm/arm.md (movsi): Add braces.
8867 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8870 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8871 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8874 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8876 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8877 state accessor functions.
8878 * cfgloopmanip.c (remove_path, create_preheaders,
8879 force_single_succ_latches, fix_loop_structure): Ditto.
8880 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8881 tree_duplicate_loop_to_header_edge): Ditto.
8882 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8883 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8885 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8886 cleanup_tree_cfg): Ditto.
8887 * tree-cfg.c (tree_merge_blocks): Ditto.
8888 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8889 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8890 loop_preheader_edge, single_exit): Ditto.
8891 (flow_loops_find): Do not clear loops->state.
8892 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8893 loops_state_clear): New functions.
8895 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8898 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8899 when adding to the base and convert ELT to sizetype instead of type.
8901 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8904 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8905 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8907 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8910 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8911 correct type the negate expression.
8913 2007-08-03 Jan Hubicka <jh@suse.cz>
8915 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8918 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8920 * config/rs6000/rs6000.c (struct processor_cost): Change
8921 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8922 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8924 (rios1_costs, rios2_cost): Correct cache line size.
8925 (rs6000_override_options): Set l2-cache-size parameter.
8927 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8928 Diego Novillo <dnovillo@google.com>
8931 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8932 if the range includes 0.
8934 2007-08-03 Ben Elliston <bje@au.ibm.com>
8936 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8937 mode to unspec expressions to silence a warning from the generator
8940 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8942 * config/ia64/constraints.md ("U"): Make constraint vector only.
8944 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8947 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8948 always_inline attribute on the function decl.
8950 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8953 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8954 if we are compiling with -fPIC.
8956 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8957 Nigel Stephens <nigel@mips.com>
8959 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8960 Define for MIPS32 and MIPS64.
8962 2007-08-02 Nick Clifton <nickc@redhat.com>
8964 * config/host-hpux.c: Change copyright header to refer to version
8965 3 of the GNU General Public License and to point readers at the
8966 COPYING3 file and the FSF's license web page.
8967 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8968 config/alpha/linux.h, config/alpha/alpha.opt,
8969 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8970 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8971 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8972 config/alpha/alpha.h, config/alpha/sync.md,
8973 config/alpha/openbsd.h, config/alpha/alpha.md,
8974 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8975 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8976 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8977 config/alpha/constraints.md, config/alpha/osf.h,
8978 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8979 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8980 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8981 config/frv/frv-asm.h, config/frv/frv-protos.h,
8982 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8983 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8984 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8985 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8986 config/s390/s390.opt, config/s390/s390-modes.def,
8987 config/s390/fixdfdi.h, config/s390/constraints.md,
8988 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8989 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8990 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8991 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8992 config/m32c/prologue.md, config/m32c/m32c.abi,
8993 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8994 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8995 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8996 config/m32c/jump.md, config/m32c/shift.md,
8997 config/m32c/m32c-protos.h, config/libgloss.h,
8998 config/spu/spu-protos.h, config/spu/predicates.md,
8999 config/spu/spu-builtins.h, config/spu/spu.c,
9000 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9001 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9002 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9003 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9004 config/sparc/hypersparc.md, config/sparc/predicates.md,
9005 config/sparc/linux.h, config/sparc/sp64-elf.h,
9006 config/sparc/supersparc.md, config/sparc/cypress.md,
9007 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9008 config/sparc/niagara.md, config/sparc/sparc.md,
9009 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9010 config/sparc/sparc.opt, config/sparc/sync.md,
9011 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9012 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9013 config/sparc/sparc.c, config/sparc/little-endian.opt,
9014 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9015 config/sparc/linux64.h, config/sparc/freebsd.h,
9016 config/sparc/sol2.h, config/sparc/rtemself.h,
9017 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9018 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9019 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9020 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9021 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9022 config/m32r/linux.h, config/m32r/constraints.md,
9023 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9024 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9025 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9026 config/i386/i386.md, config/i386/netware-crt0.c,
9027 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9028 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9029 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9030 config/i386/sol2.h, config/i386/constraints.md,
9031 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9032 config/i386/predicates.md, config/i386/geode.md,
9033 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9034 config/i386/freebsd64.h, config/i386/vxworksae.h,
9035 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9036 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9037 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9038 config/i386/netware.h, config/i386/i386-modes.def,
9039 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9040 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9041 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9042 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9043 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9044 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9045 config/i386/xm-mingw32.h, config/i386/linux64.h,
9046 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9047 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9048 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9049 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9050 config/i386/cygwin2.c, config/i386/i386-protos.h,
9051 config/i386/sync.md, config/i386/openbsd.h,
9052 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9053 config/i386/nto.h, config/i386/biarch64.h,
9054 config/i386/i386-coff.h, config/i386/freebsd.h,
9055 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9056 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9057 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9058 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9059 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9060 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9061 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9062 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9063 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9064 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9065 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9066 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9067 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9068 config/sh/superh64.h, config/sh/rtemself.h,
9069 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9070 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9071 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9072 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9073 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9074 config/avr/predicates.md, config/avr/constraints.md,
9075 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9076 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9077 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9078 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9079 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9080 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9081 config/c4x/predicates.md, config/c4x/c4x.h,
9082 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9083 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9084 config/xtensa/linux.h, config/xtensa/xtensa.h,
9085 config/xtensa/elf.h, config/xtensa/xtensa.md,
9086 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9087 config/xtensa/xtensa-protos.h, config/dbx.h,
9088 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9089 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9090 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9091 config/host-solaris.c, config/fr30/fr30.h,
9092 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9093 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9094 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9095 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9096 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9097 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9098 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9099 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9100 config/cris/predicates.md, config/cris/linux.h,
9101 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9102 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9103 config/cris/aout.opt, config/cris/cris-protos.h,
9104 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9105 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9106 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9107 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9108 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9109 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9110 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9111 config/chorus.h, config/mn10300/mn10300.c,
9112 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9113 config/mn10300/mn10300.h, config/mn10300/linux.h,
9114 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9115 config/mn10300/mn10300.md, config/ia64/predicates.md,
9116 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9117 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9118 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9119 config/ia64/freebsd.h, config/ia64/ia64.md,
9120 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9121 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9122 config/gofast.h, config/rtems.h, config/sol2-10.h,
9123 config/m68k/predicates.md, config/m68k/m68k.md,
9124 config/m68k/linux.h, config/m68k/m68k-modes.def,
9125 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9126 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9127 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9128 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9129 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9130 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9131 config/m68k/constraints.md, config/m68k/rtemself.h,
9132 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9133 config/m68k/uclinux.h, config/rs6000/power4.md,
9134 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9135 config/rs6000/linux.h, config/rs6000/eabi.h,
9136 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9137 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9138 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9139 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9140 config/rs6000/windiss.h, config/rs6000/603.md,
9141 config/rs6000/aix41.h, config/rs6000/cell.md,
9142 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9143 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9144 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9145 config/rs6000/default64.h, config/rs6000/7xx.md,
9146 config/rs6000/darwin.opt, config/rs6000/spe.md,
9147 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9148 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9149 config/rs6000/7450.md, config/rs6000/linux64.h,
9150 config/rs6000/constraints.md, config/rs6000/440.md,
9151 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9152 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9153 config/rs6000/rs6000.h, config/rs6000/power6.md,
9154 config/rs6000/predicates.md, config/rs6000/altivec.md,
9155 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9156 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9157 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9158 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9159 config/rs6000/linux64.opt, config/rs6000/sync.md,
9160 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9161 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9162 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9163 config/rs6000/eabispe.h, config/rs6000/e500.h,
9164 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9165 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9166 config/rs6000/aix.h, config/rs6000/vxworks.h,
9167 config/rs6000/40x.md, config/rs6000/aix51.h,
9168 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9169 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9170 config/arc/arc.h, config/mcore/mcore-elf.h,
9171 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9172 config/mcore/mcore.md, config/mcore/mcore.c,
9173 config/mcore/mcore.opt, config/mcore/mcore.h,
9174 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9175 config/score/predicates.md, config/score/score-version.h,
9176 config/score/score-protos.h, config/score/misc.md,
9177 config/score/elf.h, config/score/score.c, config/score/mac.md,
9178 config/score/score7.md, config/score/score.h,
9179 config/score/score-conv.h, config/score/score-mdaux.c,
9180 config/score/score.md, config/score/score.opt,
9181 config/score/score-modes.def, config/score/score-mdaux.h,
9182 config/score/mul-div.S, config/arm/uclinux-elf.h,
9183 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9184 config/arm/symbian.h, config/arm/linux-elf.h,
9185 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9186 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9187 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9188 config/arm/strongarm-pe.h, config/arm/arm.h,
9189 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9190 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9191 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9192 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9193 config/arm/arm-cores.def, config/arm/arm-protos.h,
9194 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9195 config/arm/wince-pe.h, config/arm/neon.md,
9196 config/arm/constraints.md, config/arm/neon.ml,
9197 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9198 config/arm/arm.opt, config/arm/arm926ejs.md,
9199 config/arm/predicates.md, config/arm/iwmmxt.md,
9200 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9201 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9202 config/arm/neon-testgen.ml, config/arm/arm.md,
9203 config/arm/xscale-coff.h, config/arm/pe.c,
9204 config/arm/arm-generic.md, config/arm/pe.h,
9205 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9206 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9207 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9208 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9209 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9210 config/pa/predicates.md, config/pa/pa64-hpux.h,
9211 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9212 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9213 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9214 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9215 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9216 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9217 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9218 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9219 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9220 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9221 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9222 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9223 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9224 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9225 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9226 config/mips/linux64.h, config/mips/elforion.h,
9227 config/mips/constraints.md, config/mips/generic.md,
9228 config/mips/predicates.md, config/mips/4300.md,
9229 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9230 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9231 config/mips/5k.md, config/mips/vr4120-div.S,
9232 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9233 config/mips/mips-protos.h, config/mips/6000.md,
9234 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9235 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9236 config/mips/mips-modes.def, config/mips/vr.h,
9237 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9238 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9239 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9240 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9241 config/vax/openbsd1.h, config/vax/netbsd.h,
9242 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9243 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9244 config/h8300/rtems.h, config/h8300/predicates.md,
9245 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9246 config/h8300/h8300.md, config/h8300/h8300.opt,
9247 config/h8300/coff.h, config/h8300/h8300-protos.h,
9248 config/v850/v850.md, config/v850/predicates.md,
9249 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9250 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9251 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9252 config/mmix/mmix.h, config/mmix/predicates.md,
9253 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9254 config/mmix/mmix.c, config/mmix/mmix.opt,
9255 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9256 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9257 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9258 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9261 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9263 * emit-rtl.c (reset_used_decls): Rename to...
9264 (set_used_decls): ...this. Set the used flag rather than clearing it.
9265 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9266 DECL_RTLs rather than resetting them.
9268 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9270 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9272 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9274 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9275 argument to find_reloads_address.
9277 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9279 PR tree-optimization/32919
9280 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9281 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9282 (coalesce_ssa_name): Call it.
9284 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9285 David Ung <davidu@mips.com>
9287 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9288 (__mips16_unorddf2, __mips16_floatunsidf): New.
9289 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9291 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9293 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9295 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9296 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9297 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9298 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9299 * omp-low.c (get_ws_args_for, determine_parallel_type,
9300 expand_omp_for_generic, expand_omp_for_static_nochunk,
9301 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9302 Work with more precise CFG.
9303 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9304 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9306 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9307 * gimple-low.c (lower_stmt): Ditto.
9308 * tree-inline.c (estimate_num_insns_1): Ditto.
9309 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9310 (OMP_SECTIONS_SWITCH): New.
9311 * tree-cfgcleanup.c (cleanup_omp_return): New.
9312 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9313 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9314 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9315 (tree_redirect_edge_and_branch): Handle omp constructs.
9317 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9318 with three arguments.
9320 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9322 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9325 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9327 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9328 the loop structures may need fixing.
9329 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
9331 (cleanup_tree_cfg_loop): Removed.
9332 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
9333 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
9334 instead of running cleanup_tree_cfg_loop.
9335 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
9336 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
9337 (tree_predictive_commoning): Declaration changed.
9338 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
9340 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9342 * doc/invoke.texi (l1-cache-size): Update documentation.
9343 (l2-cache-size): Document.
9344 * params.h (L2_CACHE_SIZE): New macro.
9345 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
9346 that L1_CACHE_SIZE is in kB now.
9347 (L2_CACHE_SIZE_BYTES): New macro.
9348 (tree_ssa_prefetch_arrays): Show size in kB.
9349 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
9350 and l2_cache_size fields.
9351 * config/i386/driver-i386.c (describe_cache): Detect cache size
9353 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
9354 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
9355 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
9356 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
9357 (override_options): Set l1-cache-size and l2-cache-size to default
9358 values if not specified otherwise.
9359 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
9360 (PARAM_L2_CACHE_SIZE): New.
9362 2007-08-01 Nigel Stephens <nigel@mips.com>
9363 David Ung <davidu@mips.com>
9364 Thiemo Seufer <ths@mips.com>
9365 Chris Dearman <chris@mips.com>
9366 Richard Sandiford <richard@codesourcery.com>
9368 * config.gcc (mips*-sde-elf*): New stanza.
9369 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
9370 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
9371 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
9372 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
9373 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
9374 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
9376 * config/mips/sde.h: New file.
9377 * config/mips/t-libgcc-mips16: Likewise.
9378 * config/mips/t-sde: Likewise.
9379 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
9380 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
9381 _MIPS_FPSET and _MIPS_SZINT.
9382 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
9383 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
9384 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
9385 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
9386 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9387 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9388 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
9389 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
9390 _MIPS_SZPTR and _MIPS_FPSET.
9391 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
9392 architecture is specified.
9393 (MIPS_32BIT_OPTION_SPEC): New macro.
9395 2007-07-31 Dan Hipschman <dsh@google.com>
9397 * gcc.c (end_going_arg): New function.
9398 (do_spec_2): Use it.
9399 (do_spec_1): Use it.
9401 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
9403 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
9404 only if ENABLE_CHECKING is defined.
9406 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
9408 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
9409 df_ru_add_problem, df_ru_get_bb_info): Removed.
9410 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
9411 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
9412 df_ru_free_bb_info, df_ru_alloc,
9413 df_ru_bb_local_compute_process_def,
9414 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
9415 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
9416 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
9417 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
9418 df_ru_add_problem): Removed.
9420 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9423 * pa.md (casesi32): Use match_scratch. Revise insn condition.
9424 (casesi32p, casesi64p): Likewise.
9425 (casesi): Adjust for above.
9427 2007-07-31 Richard Sandiford <richard@codesourcery.com>
9429 * mode-switching.c (create_pre_exit): Don't search past calls.
9431 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
9433 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
9435 2007-07-31 Revital Eres <eres@il.ibm.com>
9437 * ddg.c (add_deps_for_def): Rename to...
9438 (add_cross_iteration_register_deps): This. Change implementation
9439 to use only reaching def and def-use chains to construct the
9440 inter loop dependencies.
9441 (add_deps_for_use): Remove function.
9442 (build_inter_loop_deps): Call add_cross_iteration_register_deps
9443 function to build the inter loop dependencies.
9444 * modulo-sched.c (sms_schedule): Build only
9445 reaching def and def-use chains for the propose of the ddg
9448 2007-07-31 Julian Brown <julian@codesourcery.com>
9450 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
9451 New define_insns. Use correct RTL.
9452 (vec_set<mode>): Write as expander.
9454 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
9456 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
9457 to an unallocated space.
9459 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
9462 (split_constant_offset): Enable split_constant_offset to extract
9463 constants from other statements.
9464 * tree-vect-transform.c
9465 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
9466 to a temp var. Force base_offset to be simple.
9468 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
9470 * df-scan.c (df_scan_verify): Remove artificial limit on
9471 the number of blocks for verification.
9472 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
9473 df_simulate_defs): Avoid unnecessary insn checking for defs.
9475 2007-07-29 Mark Mitchell <mark@codesourcery.com>
9477 * config/m68k/lb1sf68.asm (FUNC): New macro.
9479 (__udivsi3): Likewise.
9480 (__divsi3): Likewise.
9481 (__umodsi3): Likewise.
9482 (__modsi3): Likewise.
9483 (__subdf3): Likewise.
9484 (__adddf3): Likewise.
9485 (__muldf3): Likewise.
9486 (__divdf3): Likewise.
9487 (__negdf2): Likewise.
9488 (__cmpdf2): Likewise.
9489 (__subsf3): Likewise.
9490 (__addsf3): Likewise.
9491 (__mulsf3): Likewise.
9492 (__divsf3): Likewise.
9493 (__negsf2): Likewise.
9494 (__cmpsf2): Likewise.
9495 (__eqdf2): Likewise.
9496 (__nedf2): Likewise.
9497 (__gtdf2): Likewise.
9498 (__gedf2): Likewise.
9499 (__ltdf2): Likewise.
9500 (__ledf2): Likewise.
9501 (__eqsf2): Likewise.
9502 (__nesf2): Likewise.
9503 (__gtsf2): Likewise.
9504 (__gesf2): Likewise.
9505 (__ltsf2): Likewise.
9506 (__lesf2): Likewise.
9508 2007-07-30 Ollie Wild <aaw@google.com>
9510 * c-ppoutput.c (print_lines_directives_only): New function.
9511 (scan_translation_unit_directives_only): New function.
9512 (preprocess_file): Add call to scan_translation_unit_directives_only.
9513 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
9514 (sanitize_cpp_opts): Add default flag_dump_macros setting for
9515 -fdirectives-only. Add errors for -fdirectives-only conflict with
9516 -Wunused-macros and -traditional.
9517 (finish_options): Add builtin macro initialization for
9518 -fdirectives-only + -fpreprocessed.
9519 * c.opt (fdirectives-only): New.
9520 * doc/cppopts.texi (fdirectives-only): New.
9522 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9524 * alias.c (record_set, memory_modified_1): Constify.
9525 * bt-load.c (note_btr_set): Likewise.
9526 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
9527 * combine.c (set_nonzero_bits_and_sign_copies,
9528 expand_field_assignment, record_dead_and_set_regs_1,
9529 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
9530 likely_spilled_retval_1): Likewise.
9531 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
9532 frv_io_handle_set): Likewise.
9533 * config/mips/mips.c (mips_sim_record_set,
9534 vr4130_true_reg_dependence_p_1): Likewise.
9535 * config/mt/mt.c (insn_dependent_p_1): Likewise.
9536 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
9537 * config/sh/sh.c (flow_dependent_p_1): Likewise.
9538 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
9539 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
9540 * ddg.c (mark_mem_store): Likewise.
9541 * df-problems.c (df_urec_mark_reg_change): Likewise.
9542 * function.c (update_epilogue_consts): Likewise.
9543 * gcse.c (record_set_info, record_last_set_info,
9544 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
9545 reg_clear_last_set): Likewise.
9546 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
9548 * jump.c (reversed_comparison_code_parts): Likewise.
9549 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
9550 reg_is_set): Likewise.
9551 * loop-iv.c (mark_altered): Likewise.
9552 * mode-switching.c (reg_becomes_live): Likewise.
9553 * optabs.c (no_conflict_move_test): Likewise.
9554 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
9556 * postreload.c (reload_combine_note_store, move2add_note_store):
9558 * regmove.c (flags_set_1): Likewise.
9559 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
9561 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
9563 * resource.c (update_live_status): Likewise.
9564 * rtl.h (set_of, note_stores): Likewise.
9565 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
9566 note_stores, parms_set): Likewise.
9567 * sched-rgn.c (sets_likely_spilled_1): Likewise.
9568 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
9570 * var-tracking.c (count_stores, add_stores): Likewise.
9572 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9574 * alias.c (mems_in_disjoint_alias_sets_p,
9575 fixed_scalar_and_varying_struct_p, aliases_everything_p,
9576 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
9577 write_dependence_p, mems_in_disjoint_alias_sets_p,
9578 read_dependence, true_dependence, canon_true_dependence,
9579 anti_dependence, output_dependence): Constify.
9580 * combine.c (extended_count): Likewise.
9581 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
9582 * cselib.c (get_value_hash, references_value_p,
9583 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
9584 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
9585 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
9586 * function.c (contains, prologue_epilogue_contains,
9587 sibcall_epilogue_contains): Likewise.
9588 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
9589 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
9590 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
9591 reg_or_subregno): Likewise.
9592 * recog.c (asm_noperands): Likewise.
9593 * reload1.c (function_invariant_p): Likewise.
9594 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
9595 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
9596 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
9597 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
9598 true_regnum, reg_or_subregno, condjump_in_parallel_p,
9599 extended_count, prologue_epilogue_contains,
9600 sibcall_epilogue_contains, function_invariant_p, true_dependence,
9601 canon_true_dependence, read_dependence, anti_dependence,
9602 output_dependence): Likewise.
9603 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
9605 2007-07-30 Julian Brown <julian@codesourcery.com>
9607 * config/arm/neon.md (V_ext): New mode attribute.
9608 (neon_vget_lane<mode>): Replace with define_expand.
9609 (neon_vget_lane<mode>_sext_internal)
9610 (neon_vget_lane<mode>_zext_internal): New define_insns for double
9611 and quad precision vectors.
9612 (neon_vget_lanedi): Add bounds check. Remove dead comment.
9613 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
9614 have typeless 32-bit result.
9616 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9619 * tree-affine.h (aff_tree): The type of rest is sizetype for types
9621 * tree-affine.c (aff_combination_scale): If type is a pointer type,
9622 use sizetype for rest.
9623 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
9624 (aff_combination_convert): Don't convert rest for pointer types.
9626 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9628 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
9630 * tree-ssa-alias.c: Add alloc-pool.h.
9631 (init_alias_info): Free alias_bitmap_obstack.
9632 (delete_alias_info): Call delete_mem_ref_stats.
9633 (get_mem_sym_stats_for): Use alloc_pool.
9634 (init_mem_ref_stats): Do not delete mem_ref_stats here.
9635 (delete_mem_sym_stats): Removed.
9637 2007-07-29 Sebastian Pop <sebpop@gmail.com>
9639 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
9640 functions cannot be represented as classical distance vectors.
9642 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9644 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
9645 * builtins.c (validate_arg, builtin_mathfn_code,
9646 validate_arglist): Likewise.
9647 * calls.c (call_expr_flags): Likewise.
9648 * combine.c (reg_nonzero_bits_for_combine,
9649 reg_num_sign_bit_copies_for_combine, get_last_value,
9650 reg_truncated_to_mode): Likewise.
9651 * emit-rtl.c (subreg_lowpart_p): Likewise.
9652 * expr.c (highest_pow2_factor_for_target,
9653 categorize_ctor_elements_1, categorize_ctor_elements,
9654 count_type_elements, contains_packed_reference,
9655 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
9656 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
9657 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
9658 native_encode_int, native_encode_real, native_encode_complex,
9659 native_encode_vector, native_encode_expr, native_interpret_int,
9660 native_interpret_real, native_interpret_complex,
9661 native_interpret_vector, native_interpret_expr): Likewise.
9662 * function.c (use_register_for_decl): Likewise.
9663 * gimplify.c (get_name): Likewise.
9664 * langhooks-def.h (lhd_return_null_const_tree): New.
9665 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9666 * langhooks.c (lhd_return_null_const_tree): New.
9667 * langhooks.h (lang_get_callee_fndecl): Constify.
9668 * output.h (constructor_static_from_elts_p): Likewise.
9669 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9670 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9671 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9672 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9673 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9674 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9675 * rtlhooks-def.h (reg_nonzero_bits_general,
9676 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9678 * rtlhooks.c (reg_num_sign_bit_copies_general,
9679 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9681 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9682 * stor-layout.c (mode_for_size_tree): Likewise.
9683 * tree-ssa-loop-im.c (memref_eq): Likewise.
9684 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9685 * tree.c (contains_placeholder_p, type_list_equal,
9686 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9688 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9689 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9690 contains_placeholder_p, contains_packed_reference,
9691 get_callee_fndecl, operand_equal_for_phi_arg_p,
9692 warn_if_unused_value, is_body_block, native_encode_expr,
9693 native_interpret_expr, fold_convertible_p, operand_equal_p,
9694 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9695 validate_arglist, simple_cst_equal, type_list_equal,
9696 use_register_for_decl, call_expr_flags, get_name,
9697 highest_pow2_factor): Likewise.
9698 (const_call_expr_arg_iterator_d,
9699 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9700 first_const_call_expr_arg, more_const_call_expr_args_p,
9701 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9702 * varasm.c (constructor_static_from_elts_p): Constify.
9704 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9706 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9707 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9708 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9709 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9710 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9711 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9712 spelling conventions.
9713 * doc/invoke.texi: Follow spelling conventions.
9715 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9716 Revital Eres <eres@il.ibm.com>
9718 * modulo-sched.c (sms_schedule): Avoid loops which includes
9719 auto-increment instructions.
9721 2007-07-28 Richard Guenther <rguenther@suse.de>
9724 * fold-const.c (fold_cond_expr_with_comparison): Convert
9725 operand zero of MIN/MAX_EXPR to correct type.
9727 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9729 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9730 flags_from_decl_or_type): Constify.
9731 * gcc.c (do_spec_1): Likewise.
9732 * print-tree.c (dump_addr, print_node_brief): Likewise.
9733 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9734 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9735 tree_purge_all_dead_eh_edges): Likewise.
9736 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9737 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9739 * tree.c (expr_location, expr_has_location, expr_locus,
9740 expr_filename, expr_lineno, get_inner_array_type,
9741 fields_compatible_p): Likewise.
9742 * tree.h (get_inner_array_type, fields_compatible_p,
9743 expr_location, expr_has_location, expr_locus, expr_filename,
9744 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9745 setjmp_call_p, alloca_call_p): Likewise.
9747 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9749 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9750 TV_FLOW_INSENSITIVE.
9752 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9754 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9755 (compute_flow_insensitive_aliasing): Ditto for
9756 TV_FLOW_INSENSITIVE.
9758 2007-07-27 Jan Hubicka <jh@suse.cz>
9760 * config/i386/i386.c (register_move_cost): Remove accidentally
9761 comitted #if 0 block.
9763 * attribs.c: Include hashtab.h
9764 (attribute_hash): New.
9765 (substring): New structure.
9766 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9768 (init_attributes): Initialize attribute hash.
9769 (decl_attributes): Use attribute hash.
9770 * Makefile.in (attribs.c): Depend on hashtab.h.
9772 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9774 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9776 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9778 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9779 __mips_dspr2 and __mips_dsp_rev macros.
9780 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9782 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9784 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9786 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9790 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9791 and the updating of the live and do_not_gen sets.
9792 (df_note_bb_compute): Added updating of live and do_not_gen sets
9793 for regular defs so that the case of clobber inside conditional
9794 call is processed correctly.
9796 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9798 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9799 operands with compatible type.
9801 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9803 * expr.h (store_bit_field): Don't return a value.
9804 * expmed.c (check_predicate_volatile_ok): New function.
9805 (store_bit_field_1): New function, extracted from store_bit_field.
9806 Take a fallback_p argument and return true if the operation succeeded.
9807 Only use store_fixed_bit_field if fallback_p. Don't recompute
9808 mode_for_extraction; use op_mode instead. Try forcing memories
9809 into registers if the insv expander fails.
9810 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9811 Don't return a value.
9812 (convert_extracted_bit_field): New function, extracted from
9814 (extract_bit_field_1): Likewise. Take a fallback_p argument
9815 and return NULL if the operation succeeded. Only use
9816 extract_fixed_bit_field if fallback_p. Only calculate one
9817 extraction mode. Combine code for extv and extzv. Try forcing
9818 memories into registers if the ext(z)v expander fails.
9819 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9821 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9823 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9825 (df_ref): Likewise. Put regno with other integer fields.
9827 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9829 * df.h (df_mw_hardreg): Remove "loc" field.
9830 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9832 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9833 split out from df_set_unused_notes_for_mw. Return false for
9834 partial references. Assert that mw_reg is a REG when returning true.
9835 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9836 (df_whole_mw_reg_dead_p): New function, split out from
9837 df_set_dead_notes_for_mw. Return false for partial references.
9838 Assert that mw_reg is a REG when returning true.
9839 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9840 Remove redundant bitmap check.
9842 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9844 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9845 ($(T)crtend.o): Likwise.
9846 ($(T)crtbeginS.o): Likwise.
9847 ($(T)crtendS.o): Likwise.
9848 ($(T)crtfastmath.o): Likwise.
9850 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9852 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9853 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9854 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9855 and x_n_bbs_in_dom_tree fields.
9857 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9859 PR tree-optimization/32087
9860 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9861 Do not call scale_bbs_frequencies_int with prob of zero.
9863 2007-07-26 Julian Brown <julian@codesourcery.com>
9865 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9866 (neon_element_bits): Add prototypes.
9867 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9868 (neon_const_bounds, neon_element_bits): New functions.
9869 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9870 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9871 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9872 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9873 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9874 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9875 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9876 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9877 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9878 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9879 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9880 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9881 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9883 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9885 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9886 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9888 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9889 Julian Brown <julian@codesourcery.com>
9891 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9892 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9893 * config/arm/cortex-a8.md: New.
9894 * config/arm/cortex-a8-neon.md: New.
9895 * config/arm/neon-schedgen.ml: New.
9896 * config/arm/neon.md (vqh_mnem): New.
9898 (Is_float_mode): New.
9899 (Scalar_mul_8_16): New.
9901 (V_mode_nunits): New.
9902 (All instruction patterns): Annotate with neon_type attribute
9904 * config/arm/arm.md: Include cortex-a8.md.
9905 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9907 Annotate instruction patterns accordingly.
9908 (generic_sched): Do not use generic scheduling for Cortex-A8.
9909 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9911 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9913 * fold-const.c (fold_read_from_constant_string): Use
9915 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9917 2007-07-26 Nick Clifton <nickc@redhat.com>
9919 * tree-ssa-operands.h: Change copyright header to refer to version
9920 3 of the GNU General Public License and to point readers at the
9921 COPYING3 file and the FSF's license web page.
9922 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9923 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9924 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9925 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9926 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9927 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9928 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9929 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9930 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9931 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9932 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9933 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9934 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9935 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9936 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9937 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9938 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9939 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9940 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9941 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9942 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9943 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9944 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9945 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9946 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9947 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9948 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9949 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9950 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9951 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9952 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9953 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9954 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9955 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9956 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9957 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9958 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9959 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9960 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9961 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9962 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9963 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9964 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9965 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9966 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9967 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9968 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9969 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9970 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9971 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9972 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9973 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9974 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9975 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9976 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9977 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9978 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9979 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9980 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9981 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9982 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9983 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9984 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9985 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9986 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9987 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9988 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9989 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9990 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9991 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9992 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9993 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9994 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9995 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9996 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9997 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9998 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9999 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10000 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10001 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10002 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10003 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10004 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10005 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10006 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10007 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10008 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10009 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10010 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10011 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10012 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10013 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10014 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10015 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10016 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10017 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10018 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10019 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10020 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10021 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10022 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10023 convert.c, convert.h, langhooks-def.h, reload1.c,
10024 tree-ssa-operands.c: Likewise.
10026 2007-07-26 Jan Hubicka <jh@suse.cz>
10028 * tree-ssa-live.c: Include debug.h and flags.h.
10029 (mark_scope_block_unused): New function.
10030 (remove_unused_scope_block_p): New function.
10031 (remove_unused_locals): Remove unused blocks too.
10033 2007-07-25 Ian Lance Taylor <iant@google.com>
10035 * combine.c (combine_max_regno): Remove. Remove all uses.
10036 (struct reg_stat_struct): Rename from struct reg_stat.
10037 (reg_stat_type): Define, and declare VECs.
10038 (reg_stat): Change from pointer to VEC. Change all uses.
10039 (combine_split_insns): New static function.
10040 (try_combine, find_split_point): Call it instead of split_insns.
10042 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10044 * cfghooks.c (split_block): Fix the information about loop latch.
10046 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10048 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10050 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10052 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10053 Scan the new edge for loop exit info.
10055 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10057 * config/darwin.c: Include debug.h.
10059 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10062 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10064 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10066 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10067 (HARD_REGNO_MODE_OK): Ditto.
10068 (MODES_TIEABLE_P): Ditto.
10069 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10070 (CLASS_MAX_NREGS): Ditto.
10071 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10072 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10073 (divdf3_internal_thr): Removed.
10074 * config/ia64/div.md: New file.
10075 * config/ia64/constraints.md: Add H constraint.
10077 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10079 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10080 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10081 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10082 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10083 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10084 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10085 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10086 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10087 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10088 dump_sbitmap_file, debug_sbitmap, popcount_table,
10089 sbitmap_popcount): Constify.
10090 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10091 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10092 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10093 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10094 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10095 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10096 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10097 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10098 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10099 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10100 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10102 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10104 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10105 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10106 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10107 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10108 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10109 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10110 bitmap_intersect_p, bitmap_intersect_compl_p,
10111 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10112 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10114 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10115 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10116 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10117 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10118 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10119 debug_bitmap, debug_bitmap_file, bitmap_print,
10120 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10121 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10123 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10125 * config/darwin.c (darwin_override_options): Additional fix for
10126 debug info formats that don't support var tracking.
10128 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10130 * cselib.c (entry_and_rtx_equal_p): Constify.
10131 * gengtype.c (output_mangled_typename, write_types, write_local):
10133 * gengtype.h (const_type_p): New.
10134 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10136 * tlink.c (scan_linker_output): De-constify.
10137 * tree-ssa-loop-im.c (memref_eq): Constify.
10138 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10139 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10141 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10143 * c-common.c (fname_as_string, c_type_hash): Constify.
10144 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10145 * cgraph.c (edge_hash, edge_eq): Likewise.
10146 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10147 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10148 reg_attrs_htab_eq): Likewise.
10149 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10151 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10152 const_decl_t, const_state_t, const_automata_list_el_t): New.
10153 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10154 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10155 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10156 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10157 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10158 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10159 compare_max_occ_cycle_nums, out_state_arcs_num,
10160 compare_transition_els_num, units_cmp, state_reservs_cmp):
10162 * genmodes.c (cmp_modes): Likewise.
10163 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10164 * gimplify.c (compare_case_labels): Likewise.
10165 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10166 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10167 * matrix-reorg.c (mtt_info_hash): Likewise.
10168 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10169 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10170 (htab_hash_bucket, htab_hash_elem): Constify.
10171 * tree-browser.c (TB_parent_eq): Likewise.
10172 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10173 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10174 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10175 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10177 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10178 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10179 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10180 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10181 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10183 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10184 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10185 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10186 * tree-ssa-threadupdate.c (redirection_data_hash,
10187 redirection_data_eq): Likewise.
10188 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10189 * tree-ssa.c (var_ann_eq): Likewise.
10190 * tree-vrp.c (compare_case_labels): Likewise.
10191 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10192 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10193 tree_not_check_failed, tree_class_check_failed,
10194 tree_range_check_failed, tree_not_class_check_failed,
10195 omp_clause_check_failed, omp_clause_range_check_failed,
10196 tree_contains_struct_check_failed, tree_operand_check_failed):
10198 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10199 tree_not_check_failed, tree_class_check_failed,
10200 tree_range_check_failed, tree_not_class_check_failed,
10201 tree_operand_check_failed, omp_clause_operand_check_failed,
10202 tree_operand_length): Likewise.
10203 * var-tracking.c (const_variable): New.
10204 (variable_htab_hash, variable_htab_eq): Constify.
10205 * varasm.c (const_desc_hash): Likewise.
10207 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10209 * expr.c (handled_component_p): Constify.
10210 * fold-const.c (fit_double_type): Likewise.
10211 * real.h (real_value_from_int_cst): Likewise.
10212 * tree-flow-inline.h (gimple_in_ssa_p,
10213 gimple_aliases_computed_p, gimple_addressable_vars,
10214 gimple_call_clobbered_vars, gimple_referenced_vars,
10215 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10216 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10217 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10218 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10219 is_label_stmt, is_global_var, phi_ssa_name_p,
10220 factoring_name_p, is_call_clobbered, tree_common_ann,
10221 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10222 unmodifiable_var_p, array_ref_contains_indirect_ref,
10223 ref_contains_array_ref, lookup_subvars_for_var,
10224 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10225 gimple_mem_ref_stats): Likewise.
10226 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10227 may_aliases, is_exec_stmt, is_label_stmt,
10228 ref_contains_array_ref, array_ref_contains_indirect_ref,
10229 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10230 unmodifiable_var_p): Likewise.
10231 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10232 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10233 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10234 cst_and_fits_in_hwi, real_value_from_int_cst,
10235 build_real_from_int_cst, integer_zerop, integer_onep,
10236 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10237 tree_floor_log2, real_zerop, real_onep, real_twop,
10238 real_minus_onep, really_constant_p, purpose_member, chain_member,
10239 list_length, fields_length, int_size_in_bytes, bit_position,
10240 int_bit_position, byte_position, int_byte_position, expr_align,
10241 array_type_nelts, tree_node_structure,
10242 type_contains_placeholder_1, iterative_hash_pointer,
10243 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10244 tree_map_base_eq, type_hash_list, type_hash_eq,
10245 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10246 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10247 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10248 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10249 int_fits_type_p, get_containing_scope, decl_function_context,
10250 decl_type_context, omp_clause_operand_check_failed,
10251 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10252 * tree.h (omp_clause_operand_check_failed, tree_size,
10253 build_real_from_int_cst, array_type_nelts, purpose_member,
10254 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10255 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10256 is_attribute_p, check_qualified_type, expr_align,
10257 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10258 int_byte_position, list_length, fields_length, initializer_zerop,
10259 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10260 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10261 tree_node_structure, handled_component_p, get_containing_scope,
10262 decl_function_context, decl_type_context, real_zerop,
10263 type_num_arguments, fit_double_type, really_constant_p,
10264 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10265 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10266 real_twop, real_minus_onep, int_cst_value): Likewise.
10268 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10270 * cfglayout.c (insn_scope, insn_line): Constify.
10271 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10272 const_double_htab_hash, const_double_htab_eq,
10273 mem_attrs_htab_hash): Likewise.
10274 * loop-iv.c (biv_eq): Likewise.
10275 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10276 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10277 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10279 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10280 error_for_asm, warning_for_asm, _fatal_insn,
10281 _fatal_insn_not_found): Likewise.
10282 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10283 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10284 rtl_check_failed_type2, rtl_check_failed_code1,
10285 rtl_check_failed_code2, rtl_check_failed_code_mode,
10286 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10287 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10288 rtl_check_failed_type2, rtl_check_failed_code1,
10289 rtl_check_failed_code2, rtl_check_failed_code_mode,
10290 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10291 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10292 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10293 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10294 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10295 rtx_unstable_p, get_integer_term, get_related_value,
10296 offset_within_block_p, reg_mentioned_p, count_occurrences,
10297 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10298 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10299 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10300 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10301 find_constant_src, find_reg_fusage, find_regno_fusage,
10302 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10303 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10304 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10305 computed_jump_p, auto_inc_p, in_expr_list_p,
10306 remove_node_from_expr_list, loc_mentioned_in_p,
10307 label_is_jump_target_p, reversed_comparison_code_parts,
10308 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10309 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10310 print_inline_rtx): Likewise.
10311 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10312 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10313 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10314 get_integer_term, get_related_value, offset_within_block_p,
10315 count_occurrences, reg_mentioned_p, no_labels_between_p,
10316 reg_used_between_p, reg_referenced_p, single_set_2,
10317 multiple_sets, set_noop_p, refers_to_regno_p,
10318 reg_overlap_mentioned_p, dead_or_set_p,
10319 covers_regno_no_parallel_p, covers_regno_p,
10320 dead_or_set_regno_p, find_reg_note, find_regno_note,
10321 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10322 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10323 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10324 side_effects_p, may_trap_p_1, may_trap_p,
10325 may_trap_after_code_motion_p, may_trap_or_fault_p,
10326 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10327 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10328 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10329 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10330 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
10332 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
10333 warning_for_asm): Likewise.
10334 * tree.h (print_rtl): Likewise.
10335 * varasm.c (get_pool_mode): Likewise.
10337 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10339 * c-lex.c (c_lex_with_flags, lex_string): Constify.
10340 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
10341 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10342 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
10343 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
10344 * ddg.c (compare_sccs): Likewise.
10345 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
10346 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
10347 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
10348 decimal_do_fix_trunc, decimal_real_to_integer,
10349 decimal_real_to_integer2, decimal_real_maxval): Likewise.
10350 * dse.c (const_group_info_t): New.
10351 (invariant_group_base_eq, invariant_group_base_hash): Constify.
10352 * dwarf2out.c (const_dw_die_ref): New.
10353 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
10354 * tree-browser.c (TB_parent_eq): Likewise.
10355 * unwind-dw2-fde.c (__register_frame_info_bases,
10356 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
10357 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
10359 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
10360 * unwind-dw2.c (uw_frame_state_for): Likewise.
10361 * value-prof.c (histogram_hash, histogram_eq): Likewise.
10362 * value-prof.h (const_histogram_value): New.
10364 2007-07-25 Richard Sandiford <richard@codesourcery.com>
10366 * config/mips/mips.c (machine_function): Add
10367 initialized_mips16_gp_pseudo_p.
10368 (mips16_gp_pseudo_reg): Do not emit the initialization of
10369 mips16_gp_pseudo_rtx when being called from the gimple cost-
10370 calculation routines; emit it on the first use outside those
10373 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10375 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
10378 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
10379 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
10380 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
10381 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
10382 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
10383 Preserve const-ness of parameters through use of __typeof(),
10384 also constify and tidy.
10386 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
10387 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
10388 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
10389 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
10390 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
10391 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
10392 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
10393 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
10394 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
10396 2007-07-25 Julian Brown <julian@codesourcery.com>
10397 Mark Shinwell <shinwell@codesourcery.com>
10399 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
10400 (alpha_mangle_type): This.
10401 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10402 (TARGET_MANGLE_TYPE): Define this instead.
10403 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
10404 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
10405 (arm_init_neon_builtins): Fix comment.
10406 (arm_mangle_map_entry): New.
10407 (arm_mangle_map): New.
10408 (arm_mangle_type): New.
10409 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
10410 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10411 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10412 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10413 (TARGET_MANGLE_TYPE): Define this instead.
10414 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
10415 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10416 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10417 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10418 (TARGET_MANGLE_TYPE): Define this instead.
10419 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
10421 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
10422 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10423 (TARGET_MANGLE_TYPE): Define this instead.
10424 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
10425 (s390_mangle_type): This.
10426 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10427 (TARGET_MANGLE_TYPE): Define this instead.
10428 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
10429 (sparc_mangle_type): This.
10430 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10431 (TARGET_MANGLE_TYPE): Define this instead.
10432 * cp/mangle.c (write_type): Call mangle_type target hook on all
10433 types before mangling. Use original type, not main variant, as
10435 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
10436 (TARGET_MANGLE_TYPE): This.
10437 * target.h (gcc_target): Rename mangle_fundamental_type to
10439 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
10440 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
10442 2007-07-25 Julian Brown <julian@codesourcery.com>
10443 Paul Brook <paul@codesourcery.com>
10444 Joseph Myers <joseph@codesourcery.com>
10445 Mark Shinwell <shinwell@codesourcery.com>
10447 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
10448 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
10449 (with_fpu): Allow --with-fpu=neon.
10450 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10451 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10452 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
10453 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
10454 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
10455 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
10456 (neon_emit_pair_result_insn, neon_disambiguate_copy)
10457 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
10458 (output_move_neon): Add prototypes.
10459 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
10460 (all_fpus): Add FPUTYPE_NEON.
10461 (fp_model_for_fpu): Add NEON field.
10462 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
10463 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
10465 (arm_legitimate_address_p): Don't support fancy addressing for NEON
10467 (thumb2_legitimate_address_p): Likewise.
10468 (neon_valid_immediate): Recognize and prepare constants suitable for
10470 (neon_immediate_valid_for_move): New function. Recognize and prepare
10471 immediates for NEON move instructions.
10472 (neon_immediate_valid_for_logic): New function. Recognize and
10473 prepare immediates for NEON logic instructions.
10474 (neon_output_logic_immediate): New function. Create asm string
10475 suitable for outputting immediate logic instructions.
10476 (neon_pairwise_reduce): New function. Implement reduction using
10477 pairwise operations.
10478 (neon_expand_vector_init): New function. Expand a (possibly
10479 non-constant) vector initialization.
10480 (neon_vector_mem_operand): New function. Memory operands supported
10481 for quad-word loads/stores to/from ARM or NEON registers. Don't
10482 allow base+offset addressing for core regs.
10483 (neon_struct_mem_operand): New function. Valid mems for NEON
10485 (coproc_secondary_reload_class): Enable NEON registers to be loaded
10486 from neon_vector_mem_operand addresses without a secondary register.
10487 (add_minipool_forward_ref): Handle >8-byte minipool entries.
10488 (add_minipool_backward_ref): Likewise.
10489 (dump_minipool): Likewise.
10490 (push_minipool_fix): Likewise.
10491 (output_move_quad): New function. Output quad-word moves, loads and
10492 stores using ARM registers.
10493 (output_move_vfp): Add support for vectors in VFP (NEON) D
10495 (output_move_neon): Output a NEON load/store to/from a quadword
10497 (arm_print_operand): Implement new codes:
10498 - 'c' for unadorned integers (without a # sign).
10499 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
10501 - 'e', 'f' for the low and high D parts of a NEON Q register.
10502 - 'q' outputs a NEON Q register.
10503 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
10504 - 'T' prints NEON opcode features from a coded bitmask.
10505 - 'F' is similar to T, but signed/unsigned codes both print as
10507 - 't' is similar to T, but 'u' is printed instead of 'p'.
10508 - 'O' prints 'r' if NEON instruction should perform rounding (as
10509 specified by bitmask), else prints nothing.
10510 - '#' is a punctuation character to stop operand numbers from
10511 running together with following digits in the assembler
10512 strings for instructions (when using mode attributes).
10513 (arm_assemble_integer): Handle extra NEON vector modes. Permute
10514 constant vectors in big-endian mode, where necessary.
10515 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
10516 Handle EI, OI, CI, XI modes.
10517 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
10518 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
10519 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
10520 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
10521 (neon_builtin_type_bits): Add enumeration, one bit for each vector
10523 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
10524 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
10525 to turn v8qi, etc. into bits defined above.
10526 (neon_itype): New enumeration. Classifications of NEON builtins.
10527 (neon_builtin_datum): Define struct. Contains information about
10528 a single builtin (with multiple modes).
10529 (CF): Define helper macro for...
10530 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
10532 (neon_builtin_data): New array. Define information about builtins
10533 for use during initialization/expansion.
10534 (arm_init_neon_builtins): New function.
10535 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
10537 (neon_builtin_compare): New function.
10538 (locate_neon_builtin_icode): New function. Find an insn code for a
10539 builtin given a function code for that builtin. Also return type of
10540 builtin (NEON_BINOP, NEON_UNOP etc.).
10541 (builtin_arg): New enumeration. Types of arguments for builtins.
10542 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
10543 Takes a variable argument list of builtin_arg types, terminated by
10545 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
10546 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
10547 (neon_emit_pair_result_insn): New function. Support returning pairs
10548 of vectors via a pointer.
10549 (neon_disambiguate_copy): New function. Set up operands for a
10550 multi-word copy such that registers do not get clobbered.
10551 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
10552 ARM_BUILTIN_NEON_BASE.
10553 (arm_file_start): Set float-abi attribute for NEON.
10554 (arm_vector_mode_supported_p): Enable NEON vector modes.
10555 (arm_mangle_map_entry): New.
10556 (arm_mangle_map): New.
10557 (arm_mangle_vector_type): New.
10558 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
10560 (TARGET_NEON): New macro. Target supports NEON.
10561 (fputype): Add FPUTYPE_NEON.
10562 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
10563 for vectorization based on command-line arg.
10564 (NEON_REGNO_OK_FOR_NREGS): Define.
10565 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
10566 (VALID_NEON_STRUCT_MODE): Define.
10567 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
10568 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
10569 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
10570 (consttable_16): Add pattern for outputting 16-byte minipool
10572 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
10574 (vec-common.md, neon.md): Include md files.
10575 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
10576 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
10577 (memory_constraint "Ut", "Un", "Us"): Define.
10578 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
10579 (MMX_char): New mode attribute.
10580 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
10581 (*add<mode>3_iwmmxt): New insn pattern.
10582 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
10583 (*sub<mode>3_iwmmxt): New insn pattern.
10584 (mulv4hi3): Rename to...
10585 (*mulv4hi3_iwmmxt): This.
10586 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
10587 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
10588 (uminv4hi3, uminv2si3): Remove. Replace with...
10589 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
10590 (*umin<mode>3_iwmmxt): These.
10591 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
10592 (ashr<mode>3_iwmmxt): This new pattern.
10593 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
10594 (lshr<mode>3_iwmmxt): This new pattern.
10595 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
10596 (ashl<mode>3_iwmmxt): This new pattern.
10597 * config/arm/neon-docgen.ml: New file. Generate documentation for
10599 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
10600 * config/arm/arm_neon.h: New (autogenerated).
10601 * config/arm/neon-testgen.ml: New file. Generate NEON tests
10603 * config/arm/neon.md: New file. Define NEON instructions.
10604 * config/arm/neon.ml: New file. Abstract description of NEON
10605 instructions, used to generate arm_neon.h header, documentation and
10607 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
10608 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
10610 * doc/extend.texi (ARM Built-in Functions): Rename and remove
10612 (ARM NEON Intrinsics): New subsection.
10613 * doc/arm-neon-intrinsics.texi: New (autogenerated).
10615 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
10617 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
10620 2007-07-24 Jan Hubicka <jh@suse.cz>
10622 * regclass.c (move_table): New type.
10623 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
10624 (init_move_cost): Break out from ...
10625 (init_reg_sets_1): ... here; simplify computation of
10626 have_regs-of_mode and contains_reg_of_mode.
10627 (record_reg_classes): Unswitch internal loops.
10628 (copy_cost): Trigger lazy initialization of move cost
10629 (record_address_regs): Likewise.
10631 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
10633 * config/darwin.c (darwin_override_options): Don't force on
10634 flag_var_tracking_uninit when no debug info is requested.
10636 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10638 * cfgloop.c (init_loops_structure): New function.
10639 (flow_loops_find): Create root of the loop tree unconditionally.
10641 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
10643 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
10645 2007-07-24 Jan Hubicka <jh@suse.cz>
10647 * caller-save.c: Include ggc.h, gt-caller-save.h
10648 (reg_save_code, reg_restore_code): Rename to ...
10649 (cached_reg_save_code, cached_reg_restore_code): ... those.
10650 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
10651 (reg_save_code, reg_restore_code): New functions.
10652 (init_caller_save): Do not intialize
10653 reg_save_code/reg_restore_code tables.
10654 * Makefile.in: (gt-caller-save.h): New.
10656 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10658 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
10659 with the mode of the original operand instead of
10662 2007-07-23 Jan Hubicka <jH@suse.cz>
10664 * i386.c (ix86_secondary_memory_needed): Break out to...
10665 (inline_secondary_memory_needed): ... here.
10666 (ix86_memory_move_cost): Break out to ...
10667 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10668 maximum of input and output; fix handling of Q_REGS on 64bit.
10669 (ix86_secondary_memory_needed): Microoptimize.
10671 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10673 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10674 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10675 stmts_from_loop, known_dependences_p, build_rdg): New.
10676 * tree-data-ref.h: Depends on graphds.h.
10677 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10678 (build_rdg): Declared.
10679 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10681 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10683 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10686 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10687 Jakub Jelinek <jakub@redhat.com>
10689 PR middle-end/PR28690
10690 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10692 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10693 and MEM_POINTER operands over REG and MEM operands.
10694 (swap_commutative_operands_p): Change return value to bool.
10695 * rtl.h: Update the corresponding prototype.
10696 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10697 instead of gen_rtx_PLUS.
10698 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10699 value to bool. Change function arguments to rtx's and update code
10701 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10702 calls to match the new declaration.
10703 * simplify-rtx.c (simplify_associative_operation): Don't
10704 reorder simplify_binary_operation arguments.
10706 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10708 * config/mips/mips.c (override_options): Use mips_costs to derive
10709 the default branch cost.
10710 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10712 * config/mips/mips.opt (mbranch-cost=): New option.
10713 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10715 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10717 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10718 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10719 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10720 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10722 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10724 * config/mips/constraints.md (ks): New constraint.
10725 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10726 (*add<mode>3_mips16): ...here.
10728 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10730 * optabs.h (enum optab_index): Add new OTI_signbit.
10731 (signbit_optab): Define corresponding macro.
10732 (enum insn_code signbit_optab[]): Remove array.
10733 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10734 (expand_copysign_absneg): If back end provides signbit insn, use it
10735 instead of bit operations on floating point argument.
10736 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10737 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10738 for availability of signbit insn.
10740 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10741 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10742 SSE mode is not active.
10743 (isinf<mode>2): Disable for mfpmath=sse,387.
10745 2007-07-22 Ben Elliston <bje@au.ibm.com>
10747 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10749 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10751 2007-07-20 Richard Guenther <rguenther@suse.de>
10753 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10754 integral typed condition.
10755 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10756 booleanness. Only preserve conversions from a non-base
10757 type to a base type, not in general between types with
10758 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10759 * tree.def (COND_EXPR): Document that the condition
10760 can be of any integral type.
10762 2007-07-20 Nigel Stephens <nigel@mips.com>
10763 Richard Sandiford <richard@codesourcery.com>
10765 * config/mips/mips.h (mips_dwarf_regno): Declare.
10766 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10767 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10768 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10769 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10770 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10771 (REG_CLASS_NAMES): Update accordingly.
10772 * config/mips/mips.c (mips_dwarf_regno): New array.
10773 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10774 (mips_subword): Remove special handling for accumulator registers.
10775 (override_options): Initiailize mips_dwarf_regno. Remove use
10777 (mips_swap_registers): New function.
10778 (mips_conditional_register_usage): Swap accumulator registers
10779 around if TARGET_LITTLE_ENDIAN.
10780 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10781 * config/mips/constraints.md (h, l): Use the endianness to choose
10782 between MD0_REG and MD1_REG.
10783 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10784 alternative-dependent template.
10786 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10788 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10791 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10793 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10794 predecessor fallthru flags.
10796 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10798 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10799 of compare to the same type.
10800 * cfgloopmanip.c (add_loop): Update information about loop exits.
10801 (loop_version): Remove the innermost loop requirement.
10802 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10803 to sizetype for pointers.
10805 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10807 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10808 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10809 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10811 * config/dfp-bit.c: Empty for TFmode conversions.
10813 2007-07-18 Caroline Tice <ctice@apple.com>
10815 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10816 and handle them correctly; check that src is not NULL before
10818 (find_src_set_src): Likewise.
10820 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10822 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10823 (struct alignment_context, init_alignment_context): New.
10824 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10825 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10826 (XCHAL_HAVE_S32C1I): Likewise.
10827 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10828 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10829 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10830 (ATOMIC, HQI): New macros.
10831 (memory_barrier, *memory_barrier): New.
10832 (sync_lock_releasesi): New.
10833 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10834 (sync_lock_test_and_set<mode>): New.
10835 (sync_<atomic><mode>): New.
10836 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10837 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10838 (xtensa_expand_atomic): New.
10840 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10844 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10845 transformation for builtin ISNORMAL.
10846 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10847 * builtins.def (BUILT_IN_ISNORMAL): New.
10848 * doc/extend.texi: Document isnormal.
10850 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10854 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10855 optabs infrastructure. Provide generic implementation for
10857 (expand_builtin): Handle FINITE/ISFINITE.
10858 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10859 (fold_builtin_1): Likewise.
10861 * builtins.def (BUILT_IN_ISFINITE): New.
10863 * doc/extend.texi: Document isfinite.
10865 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10868 PR middle-end/20558
10870 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10871 generic fallback for isinf.
10872 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10873 calculation code ...
10874 * real.c (get_max_float): ... to here.
10875 * real.h (get_max_float): New.
10877 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10879 PR middle-end/32668
10881 * builtin-attrs.def (ATTR_TYPEGENERIC,
10882 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10884 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10885 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10886 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10887 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10889 * c-common.c (handle_type_generic_attribute): New.
10890 (c_common_attribute_table): Add "type generic".
10892 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10894 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10896 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10897 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10900 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10903 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10904 checking that the operand is an expression.
10906 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10907 Danny Smith <dannysmith@users.sourceforge.net>
10910 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10911 file mapping object in local namespace if Windows version later
10914 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10916 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10917 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10918 arm_cannot_force_const_mem.
10919 (arm_cannot_force_const_mem): New function.
10920 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10921 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10922 of arm_tls_referenced_p.
10923 * config/arm/arm.md (movsi): Split out-of-section constants when
10924 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10925 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10927 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10929 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10931 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10933 * config/mips/mips.md (*extendqihi2): Convert the destination
10936 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10938 * config/pa/fptr.c: Update license header.
10939 * config/pa/milli64.S: Likewise.
10941 2007-07-17 Nick Clifton <nickc@redhat.com>
10943 * COPYING_v3: New file. Contains version 3 of the GNU General
10945 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10946 Lesser General Public License.
10947 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10948 the GNU General Public License.
10950 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10952 PR rtl-optimization/32773
10953 * cfglayout.c (force_one_exit_fallthru): New function.
10954 (cfg_layout_finalize): Use it.
10956 2007-07-16 Richard Guenther <rguenther@suse.de>
10957 Uros Bizjak <ubizjak@gmail.com>
10959 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10960 before forcing it to gimple operand.
10962 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10963 David Ung <davidu@mips.com>
10965 * config/mips/mips.h (TUNE_24K): Define.
10966 (TUNE_MACC_CHAINS): Add TUNE_24K.
10967 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10969 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10970 (r74k_int_madd): .. this new reservation.
10971 (define_bypass): Fixed bypasses for r74k_int_madd to use
10972 mips_linked_madd_p.
10973 * config/mips/24k.md (define_bypass): Define new
10974 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10976 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10977 Nigel Stephens <nigel@mips.com>
10979 * config/mips/mips.md: Include 20kc.md.
10980 * config/mips/20kc.md: New file.
10981 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10982 (mips_adjust_cost): Tweak for 20Kc.
10983 (mips_issue_rate): Likewise.
10984 * config/mips/mips.h (TUNE_20KC): Define.
10986 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10988 * config/rs6000/rs6000.c (struct processor_cost): Add
10989 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10991 (*_cost): Add cache information.
10992 (rs6000_override_options): Set cache parameters.
10994 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10997 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10998 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11000 2007-07-16 Paul Brook <paul@codesourcery.com>
11003 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11004 (cirrus_thumb2_movsi_insn): Ditto.
11006 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11008 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11009 CR2_REGNO to R_CR2.
11011 2007-07-15 Andrew Haley <aph@redhat.com>
11013 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11014 before looking in the context.
11016 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11018 PR middle-end/32398
11019 PR middle-end/32769
11020 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11021 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11022 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11023 (pa_output_function_prologue): Use rp_saved and
11024 current_function_is_leaf to generate .CALLINFO statement.
11025 (hppa_expand_prologue): Set rp_saved.
11026 (hppa_expand_epilogue): Use rp_saved.
11027 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11028 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11030 2007-07-14 Dirk Mueller <dmueller@suse.de>
11032 * omega.c (coalesce): Fix memory leak on early exit.
11033 * matrix-reorg.c (check_allocation_function): Likewise.
11034 * tree-vect-transform.c (vect_get_new_vect_var): free result
11036 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11037 pass pointer to edge vector
11038 (partition_hot_cold_basic_blocks): Fix memory leak.
11039 * collect2.c (prefix_from_string): Free temporary storage.
11040 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11042 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11044 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11045 (DO_GLOBAL_DTORS_BODY): Likewise.
11047 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11048 Nigel Stephens <nigel@mips.com>
11050 * config/mips/mips.c (mips_classify_symbol): Don't return
11051 SYMBOL_SMALL_DATA for constant pool addresses if
11052 TARGET_EMBEDDED_DATA is true.
11054 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11056 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11057 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11058 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11059 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11060 __builtin_ia32_storehps, __builtin_ia32_storelps,
11061 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11062 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11063 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11064 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11065 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11066 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11067 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11068 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11069 using def_builtin_const.
11071 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11073 PR tree-optimization/32705
11074 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11075 (simplify_binary_expression): Use SSA_VAL consistently.
11077 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11079 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11080 (SPEFSCR_REGNO): Delete definition.
11081 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11082 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11083 * config/rs6000/rs6000.h: Do not define *_REGNO.
11084 LINK_REGISTER_REGNUM -> LR_REGNO.
11085 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11086 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11087 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11088 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11089 R_VRSAVE, R_VSCR. Use them.
11090 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11091 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11092 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11093 * config/rs6000/aix.h: Define R_LR. Use it.
11095 2007-07-13 Caroline Tice <ctice@apple.com>
11097 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11098 flag_var_tracking is explicitly turned off (i.e. when variable
11099 tracking is not feasible); otherwise, turn flag_var_tracking on when
11100 flag_var_tracking_uninit is on.
11101 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11102 note definitions, to allow recording of initialization status in the
11104 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11105 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11106 determine if two note locations are equal.
11107 (output_loc_list): Don't output list entries whose start & end labels
11109 (reg_loc_descriptor): Add parameter for initialization status; pass it
11110 to other loc descriptor functions.
11111 (one_reg_loc_descriptor): Add parameter for initialization status;
11112 check its value and add DW_OP_GNU_uninit to returned loc descr if
11114 (multiple_reg_loc_descriptor): Add parameter for initialization
11116 pass init status argument to other loc descriptor functions; check
11117 value of intialization parameter and add DW_OP_GNU_uninit to returned
11118 loc descr if appropriate.
11119 (based_loc_descr): Add parameter for initialization status; add new
11120 variable for return value; check value of initialization parameter and
11121 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11122 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11123 pass init status argument to other loc descriptor functions; check
11124 value of intialization parameter and add DW_OP_GNU_uninit to returned
11125 loc descr if appropriate.
11126 (mem_loc_descriptor): Likewise.
11127 (concat_loc_descriptor): Likewise.
11128 (concatn_loc_descriptor): Likewise.
11129 (loc_descriptor): Add parameter for initialization status; pass it as
11130 argument to other loc descriptor function calls.
11131 (loc_descriptor_from_tree_1): Add appropriate initialization status
11132 to loc descriptor function calls.
11133 (add_location_or_const_value_attribute): Get initialization status
11134 from VAR_LOCATION note; add initialization status to loc descriptor
11136 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11137 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11138 status is uninitialized, add "[uninint]" to output.
11139 * common.opt (fvar-tracking-uninit): New option, similar to
11140 fvar-tracking, to turn on tracking of uninitialized variables; creates
11141 a new global flag, flag_var_tracking_uninit.
11142 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11143 (enum var_init_status): New type, for var initialization status field.
11144 * var-tracking.c (struct location_chain_def): Two new fields, init,
11145 for initialization status, and set_src for the assignment value expr.
11146 (unshare_variable): New parameter for initialization status;
11147 initialize new init and set_src fields.
11148 (var_reg_set): New parameters for initialization status and value;
11149 pass them to set_variable_part.
11150 (var_mem_set): Likewise.
11151 (get_init_value): New function.
11152 (var_reg_delete_and_set): New initialization status & value
11153 parameters; add call to get_init_value if status is unknown; pass new
11154 parameters to clobber_variable_part and var_reg_set.
11155 (var_mem_delete_and_set): Likewise.
11156 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11157 (var_mem_delete): Likewise.
11158 (variable_union): Pass status to unshare_variable; initialize new init
11159 and set_src fields. If flag_var_tracking_uninit is not set, force
11160 status to initialized.
11161 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11162 used later to get the set_src value.
11163 (find_src_status): New function.
11164 (find_src_set_src): New function.
11165 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11166 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11167 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11168 and var_mem_delete_and_set.
11169 (dump_variable): Print out "[uninit]" if appropriate.
11170 (set_variable_part): Add new initialization and set_src parameters;
11171 pass status to unshare_variable; set node->init and node- >set_src
11172 fields and modify slot in hash table appropriately; save the init and
11173 set_src values if appropriate and assign to the new node.
11174 (clobber_variable_part): New set_src parameter; if two nodes have
11175 same variable and same location but different set_src (assignment)
11176 values, clobber old node.
11177 (delete_variable_part): Pass init status to unshare_variable.
11178 (emit_note_insn_var_location): Add initialized var; assign var's init
11179 status to new 'initialized'; pass new init status field to calls to
11180 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11181 status to initialized.
11182 (emit_notes_in_bb): Pass initialization status to calls to
11183 var_reg_set, var_mem_set, var_reg_delete_and_set and
11184 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11185 var_reg_delete_and_set and var_mem_delete_and_set; call
11186 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11187 make up for change in add_stores.
11188 (vt_add_function_parameters): Add status to calls to
11190 * config/darwin.c (darwin_override_options): Turn on uninitialized
11191 tracking automatically, if var_tracking is on and the system is
11194 2007-07-13 Sa Liu <saliu@de.ibm.com>
11196 * config.gcc: Add options for arch and tune on SPU.
11197 * config/spu/predicates.md: Add constant operands 0 and 1.
11198 * config/spu/spu-builtins.def: Add builtins for double precision
11199 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11200 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11202 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11204 * config/spu/spu-protos.h: Add new function prototypes.
11205 * config/spu/spu.c (spu_override_options): Check options -march and
11207 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11208 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11210 (spu_const_from_int): New. Create a vector constant from 4 ints.
11211 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11212 (spu_emit_vector_compare): New. Emit vector compare.
11213 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11214 * config/spu/spu.h: Add options -march and -mtune. Define processor
11215 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11216 CANONICALIZE_COMPARISON.
11217 * config/spu/spu.md: Add new insns for double precision compare
11218 and double precision vector compare. Add vcond and smax/smin patterns
11219 to enable DFmode vector conditional expression.
11220 * config/spu/spu.opt: Add options -march and -mtune.
11221 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11222 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11223 both CELL and CELLEDP targets: spu_testsv.
11224 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11227 2007-07-13 Richard Guenther <rguenther@suse.de>
11229 PR tree-optimization/32721
11230 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11231 TREE_THIS_VOLATILE on the folded reference.
11232 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11233 if the array reference has TREE_THIS_VOLATILE set.
11235 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11238 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11240 2007-07-13 Andreas Schwab <schwab@suse.de>
11242 * gengtype-lex.l: Allow declarations to be indented.
11244 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11246 * ginclude/tgmath.h: New.
11247 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11248 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11249 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11250 * configure: Regenerate.
11252 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11254 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11255 correct index when setting register save state for xd
11258 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11260 * config/sh/sh.c (mark_use): Remove.
11262 2007-07-12 Paul Brook <paul@codesourcery.com>
11264 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11265 reg does not overlap return value.
11267 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11269 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11270 (set_expression_vuses): Ditto.
11271 (init_pre): Initialize expression_vuses.
11273 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11275 * config/i386/sse.md (storentdf, storentsf): New.
11277 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11279 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11281 * tree.c (build_decl_stat): Move code from here...
11282 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11283 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11284 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11285 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11286 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11289 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11290 Devang Patel <dpatel@apple.com>
11292 PR tree-optimization/25413
11293 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11294 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11295 * tree.h (contains_packed_reference): New.
11296 * expr.c (contains_packed_reference): New.
11297 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11298 (vect_enhance_data_refs_alignment): Call
11299 vector_alignment_reachable_p.
11300 * target.h (vector_alignment_reachable): New builtin.
11301 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11302 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11303 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11305 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11307 * target.h (builtin_vectorization_cost): Add new target builtin.
11308 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11309 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11310 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11311 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11312 uninitialized variables.
11313 * tree-vect-transform.c (cost_for_stmt): New function.
11314 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11315 using cost 1 for all scalar stmts. Be less conservative when
11316 estimating the number of prologue/epulogue iterations. Call
11317 targetm.vectorize.builtin_vectorization_cost. Return
11318 min_profitable_iters-1.
11319 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11320 initialization cost instead of TARG_VEC_STMT_COST. Use
11321 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11322 epilogue code. Fix epilogue cost computation.
11323 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11324 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11325 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11326 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11327 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11328 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11330 2007-07-12 Richard Guenther <rguenther@suse.de>
11332 * gimplify.c (gimplify_conversion): Make sure that the result
11333 from maybe_fold_offset_to_reference is trivially convertible
11334 to the desired type before doing the simplification.
11335 (gimplify_expr): Likewise.
11336 * fold-const.c (fold_binary): Use the correct types for
11337 building the simplified expression.
11339 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11341 PR rtl-optimization/32729
11342 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
11343 that fallthru to exit.
11345 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
11347 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
11348 (symDTPOFF2reg): Likewise.
11350 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
11352 PR tree-optimization/32663
11354 * tree.h (VALUE_HANDLE_VUSES): Remove.
11355 (struct tree_value_handle): Remove vuses.
11357 * tree-vn.c (create_value_handle_for_expr): Don't set
11358 VALUE_HANDLE_VUSES.
11360 * tree-ssa-pre.c (expression_vuses): New.
11361 (alloc_expression_id): Set up expression_vuses.
11362 (get_expression_vuses): New.
11363 (set_expression_vuses): Ditto.
11364 (clear_expression_ids): Modify for expression_vuses.
11365 (phi_translate_1): Ditto.
11366 (phi_translate_set): Ditto.
11367 (value_dies_in_block_x): Ditto
11368 (valid_in_sets): Ditto.
11369 (add_to_sets): Ditto.
11370 (find_existing_value_expr): Ditto.
11371 (create_value_handle_for_expr): Ditto.
11372 (make_values_for_stmt): Ditto.
11373 (vuse_equiv): Remove.
11375 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
11377 * Makefile.in (mostlyclean): Remove object files.
11379 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11381 * toplev.c (no_new_pseudos): Deleted.
11382 * rtl.h (no_new_pseudos): Deleted.
11383 * tree-pass.h (pass_no_new_pseudos): Deleted.
11384 * passes.c (pass_no_new_pseudos): Deleted.
11385 * final.c (rest_of_clean_state): Removed no_new_pseudos.
11386 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
11387 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
11389 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
11390 * rtlhooks.c (gen_lowpart_general): Ditto.
11391 * optabs.c (prepare_operand): Ditto.
11392 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
11394 * modulo-sched.c (rest_of_handle_sms): Ditto.
11395 * see.c (rest_of_handle_see): Ditto.
11396 * ifcvt.c (if_convert): Ditto.
11397 (gate_handle_if_after_combine): Replaced no_new_pseudos with
11399 * init-regs.c (gate_initialize_regs): Deleted set of
11401 * lower-subreg.c (decompose_multiword_subregs): Ditto.
11402 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
11403 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
11405 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11408 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
11409 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
11410 (*vec_extractv2di_1_rex64): New insn pattern.
11412 2007-07-11 David Daney <ddaney@avtrex.com>
11414 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
11415 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
11416 for SIGNAL_UNWIND_RETURN_COLUMN.
11417 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
11418 (DWARF_FRAME_REGNUM): Rewrite.
11419 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
11421 2007-07-11 Nick Clifton <nickc@redhat.com>
11423 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
11424 delta and use gen_int_mode in place of GET_INT instead.
11426 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11428 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
11431 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
11433 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
11434 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
11436 * params.h (VERIFY_CANONICAL_TYPES): Remove.
11437 (USE_CANONICAL_TYPES): New.
11438 * doc/invoke.texi (verify-canonical-types): Remove.
11439 (use-canonical-types): Add.
11441 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
11443 * config/spu/spu.c (spu_optimization_options): Remove setting of
11444 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
11445 (spu_override_options): Move it here.
11447 2007-07-11 Richard Sandiford <richard@codesourcery.com>
11449 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
11450 * config/mips/mips.c (mips_cpu_info_table): Mention
11451 MIPS_ISA_LEVEL_SPEC in the comment.
11453 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11455 PR tree-optimization/32713
11456 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
11458 2007-07-11 Paolo Carlini <pcarlini@suse.de>
11460 PR middle-end/30482
11461 * c-opts.c (c_common_post_options): Do not change flag_complex_method
11462 conditional to flag_isoc99.
11463 (c_common_init_options): Do it here, unconditionally.
11465 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11467 PR tree-optimization/32589
11468 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
11469 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
11470 * tree-ssa-propagate.c (valid_gimple_expression_p): New
11471 predicate, extracted from...
11472 (set_rhs): ...here. Call it for the expression on entry.
11473 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
11474 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
11475 (simplify_binary_expression): Use valid_gimple_expression_p
11476 to validate the simplification.
11477 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
11479 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
11481 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
11482 DWARF2_DEBUG on 32 bit target too.
11483 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
11485 2007-07-11 Nick Clifton <nickc@redhat.com>
11487 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
11488 version for 64-bit hosts.
11490 2007-07-10 David Daney <ddaney@avtrex.com>
11492 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
11494 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
11496 * config/mips/mips.c (mips_expand_synci_loop): New function.
11497 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
11498 (UNSPEC_RDHWR): Same.
11499 (UNSPEC_SYNCI): Same.
11500 (UNSPEC_SYNC): Same.
11501 (clear_cache): New expand.
11505 (clear_hazard): Same.
11506 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
11508 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
11509 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
11511 2007-07-10 Ian Lance Taylor <iant@google.com>
11513 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
11516 2007-07-10 David Daney <ddaney@avtrex.com>
11518 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
11519 * builtins.c (expand_builtin___clear_cache): New function.
11520 (expand_builtin): Call expand_builtin___clear_cache for
11521 BUILT_IN_CLEAR_CACHE case.
11522 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
11523 * doc/md.texi (clear_cache): Document new instruction pattern.
11524 * testsuite/gcc.dg/builtins-64.c: New test.
11526 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
11528 * config/cris/cris.md ("movsi"): Fix typo in last change.
11530 2007-07-09 Geoffrey Keating <geoffk@apple.com>
11533 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
11535 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
11536 * varasm.c (assemble_start_function): Honor DECL_ALIGN
11537 for FUNCTION_DECLs. Don't use align_functions_log if
11539 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
11540 even for FUNCTION_DECLs.
11541 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
11543 * tree.h (DECL_ALIGN): Update for new location of 'align'.
11544 (DECL_FUNCTION_CODE): Update for new location and name of
11546 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
11547 (struct tree_decl_common): Move 'align' and 'off_align' out
11548 of union, ensure they're still on a 32-bit boundary. Remove
11549 other fields in union 'u1'.
11550 (struct tree_function_decl): Add field 'function_code' replacing
11551 'u1.f' in tree_decl_common.
11552 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
11553 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
11554 (Variable Attributes): Cross-reference 'aligned' attribute
11555 to Function Attributes.
11556 * flags.h (force_align_functions_log): Delete.
11557 * toplev.c (force_align_functions_log): Delete.
11559 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
11562 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
11563 (*vec_concatv2di_rex): New insn pattern.
11565 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11568 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
11570 2007-07-10 Ian Lance Taylor <iant@google.com>
11572 Replace no_new_pseudos in backends.
11573 * rtl.h (can_create_pseudo_p): Define.
11574 * config/darwin.c (machopic_indirect_data_reference): Use
11575 can_create_pseudo_p () instead of no_new_pseudos.
11576 (machopic_indirect_data_reference): Likewise.
11577 (machopic_legitimize_pic_address): Likewise.
11578 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
11579 (alpha_emit_set_const_1): Likewise.
11580 (alpha_emit_set_const): Likewise.
11581 (alpha_emit_conditional_move): Likewise.
11582 (alpha_split_conditional_move): Likewise.
11583 * config/alpha/alpha.md (various splitters): Likewise.
11585 * config/arm/arm.c (legitimize_pic_address): Likewise.
11586 (arm_load_pic_register): Likewise.
11587 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
11588 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
11589 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
11590 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
11591 * config/cris/cris.md (movsi): Likewise.
11592 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
11593 (symGOTOFF2reg_hilo): Likewise.
11594 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
11595 * config/h8300/h8300.md (insv, extzv): Likewise.
11596 * config/i386/i386.c (ix86_expand_move): Likewise.
11597 (ix86_expand_vector_move): Likewise.
11598 (ix86_prepare_fp_compare_args): Likewise.
11599 (ix86_expand_carry_flag_compare): Likewise.
11600 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
11601 (tls_dynamic_gnu2_combine_32): Likewise.
11602 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
11603 * config/ia64/ia64.c (ia64_expand_move): Likewise.
11604 (ia64_expand_movxf_movrf): Likewise.
11605 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
11606 (m32c_split_move): Likewise.
11607 (m32c_expand_insv): Likewise.
11608 * config/m68k/m68k.md (movsi): Likewise.
11609 * config/mips/mips.c (mips_force_temporary): Likewise.
11610 (mips_split_symbol): Likewise.
11611 (mips_move_integer): Likewise.
11612 (mips_legitimize_const_move): Likewise.
11613 * config/mn10300/mn10300.md (movsi): Likewise.
11614 * config/pa/pa.c (emit_move_sequence): Likewise.
11615 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11616 (rs6000_got_register): Likewise.
11617 (create_TOC_reference): Likewise.
11618 (rs6000_machopic_legitimize_pic_address): Likewise.
11619 * config/rs6000/rs6000.md (add<mode>3): Likewise.
11620 (various splitters): Likewise.
11621 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
11622 (movsi_got): Likewise.
11623 * config/s390/s390.c (emit_symbolic_move): Likewise.
11624 * config/s390/s390.md (movhi, movqi): Likewise.
11625 (load_multiple, store_multiple): Likewise.
11626 * config/score/score.c (score_force_temporary): Likewise.
11627 * config/sh/sh.c (prepare_move_operands): Likewise.
11628 (prepare_cbranch_operands): Likewise.
11629 (emit_fpu_switch): Likewise.
11630 (fpscr_set_from_mem): Likewise.
11631 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
11632 (adddi3, subsi3): Likewise.
11633 (various splitters): Likewise.
11634 (divsi_inv_fp_combine): Likewise.
11635 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
11636 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
11638 * config/sh/predicates.md (xor_operand): Likewise.
11639 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
11640 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
11641 (movdi_pic_label_ref): Likewise.
11642 * config/spu/spu.c (spu_split_immediate): Likewise.
11643 * config/alpha/alpha.md (various splitters): Remove test
11644 !no_new_pseudos || reload_completed.
11645 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
11647 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11648 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11649 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11650 * config/score/score.c (th_output_mi_thunk): Likewise.
11651 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11652 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11654 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
11656 PR rtl-optimization/32664
11657 * mode-switching.c (create_pre_exit): Skip barrier insns.
11659 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11661 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
11662 force_gimple_operand_bsi.
11663 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11664 rewrite_use_compare): Ditto.
11665 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11667 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11668 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11669 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11670 * tree-profile.c (prepare_instrumented_value,
11671 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11672 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11673 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11674 tree_gen_ior_profiler): Ditto.
11675 * tree-ssa-reassoc.c (negate_value): Ditto.
11676 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11677 Use force_gimple_operand_bsi.
11678 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11679 * tree-if-conv.c (add_to_dst_predicate_list,
11680 find_phi_replacement_condition): Ditto.
11681 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11682 Call mark_symbols_for_renaming for new statements.
11683 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11685 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11687 * cfghooks.c (remove_edge): New function.
11688 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11690 * cfghooks.h (remove_edge): Declare.
11691 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11692 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11694 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11696 * optabs.h: Added declaration for signbit_optab.
11697 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11698 * genoptinit.c (optabs): Added entry for signbit insns.
11699 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11700 insn, if available.
11701 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11702 * config/s390/s390.md (signbit<mode>2): New expander.
11704 2007-07-09 Richard Guenther <rguenther@suse.de>
11706 PR middle-end/32698
11707 * fold-const.c (fold_plusminus_mult_expr): Move constant
11708 arguments second to allow decomposing.
11710 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11713 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11715 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11716 Disregard DECL_FROM_INLINE.
11718 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11721 * doc/invoke.texi: Add ftree-reassoc flag.
11722 * common.opt (ftree-reassoc): New flag.
11723 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11724 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11726 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11728 PR tree-optimization/32681
11729 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11730 saved in second_edge->aux when first_bb is a loop header.
11732 2007-07-09 Jan HUbicka <jh@suse.cz>
11734 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11736 2007-07-09 Richard Guenther <rguenther@suse.de>
11738 * c-decl.c (start_function): Do not promote return type.
11740 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11742 * function.c (do_warn_unused_parameter): Do not warn if
11743 TREE_NO_WARNING is set.
11745 2007-07-08 Andreas Schwab <schwab@suse.de>
11747 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11749 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11752 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11754 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11755 apply to assembly language, too.
11756 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11758 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11760 Revert (note the sccvn portions are *not* reverted)
11761 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11763 Fix PR tree-optimization/23488
11765 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11767 * tree-flow-inline.h (get_value_handle): Ditto.
11768 * tree-ssa-pre.c (decl_vh_map): New.
11769 (decl_node_pool): New.
11770 (can_value_number_operation): Support DECL_P.
11771 (can_PRE_operation): Ditto.
11772 (create_expression_by_pieces): Ditto.
11773 (find_existing_value_expr): Modify to differnetiate between
11774 addressing and top level.
11775 (create_value_handle_for_expr): Handle DECL's.
11776 (poolify_tree): Ditto.
11777 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11778 (make_values_for_stmt): Handle DECL's properly.
11779 (init_pre): Reorg to not init useless things during FRE.
11781 * tree-flow.h: Include pointer-set.h.
11782 (decl_vh_map): Declare.
11783 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11785 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11787 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11788 the constraint description.
11789 * doc/md.texi: Update documentation of AVR constraints.
11791 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11793 * auto-inc-dec.c, config/arm/arm.c,
11794 config/m32r/constraints.md, config/mips/mips.md,
11795 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11796 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11797 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11798 typos. Follow spelling conventions.
11799 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11801 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11802 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11804 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11805 realloc_vuse): Remove.
11806 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11809 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11811 Fix PR tree-optimization/23488
11813 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11814 (try_to_simplify): Ditto.
11815 (visit_use): Ditto.
11816 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11818 * tree-flow-inline.h (get_value_handle): Ditto.
11819 * tree-ssa-pre.c (decl_vh_map): New.
11820 (decl_node_pool): New.
11821 (can_value_number_operation): Support DECL_P.
11822 (can_PRE_operation): Ditto.
11823 (create_expression_by_pieces): Ditto.
11824 (find_existing_value_expr): Modify to differnetiate between
11825 addressing and top level.
11826 (create_value_handle_for_expr): Handle DECL's.
11827 (poolify_tree): Ditto.
11828 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11829 (make_values_for_stmt): Handle DECL's properly.
11830 (init_pre): Reorg to not init useless things during FRE.
11832 * tree-flow.h: Include pointer-set.h.
11833 (decl_vh_map): Declare.
11834 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11836 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11838 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11839 apply to assembly language, too.
11840 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11842 2007-07-06 Ian Lance Taylor <iant@google.com>
11843 Zack Weinberg <zackw@panix.com>
11845 PR middle-end/32441
11846 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11848 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11850 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11851 (prefetch): Likewise if "pref" would be used.
11853 2007-07-06 Josh Conner <jconner@apple.com>
11855 PR middle-end/32602
11856 PR middle-end/32603
11857 * calls.c (store_one_arg): Handle arguments which are partially
11858 on the stack when detecting argument overlap.
11860 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11862 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11863 chosen during find_reloads.
11865 2007-07-06 Richard Guenther <rguenther@suse.de>
11867 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11868 TYPE_ARG_TYPES for verification of argument types. Use
11869 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11870 parameters as variable arguments.
11872 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11874 * libgcc2.h (word_type): Type definition removed.
11875 (cmp_return_type, shift_count_type): Type definitions added.
11876 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11877 replaced with shift_count_type.
11878 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11880 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11881 changed from word_type to Wtype.
11882 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11883 replaced with shift_count_type.
11884 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11886 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11887 and libgcc_shift_count attribute added.
11888 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11889 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11890 (TARGET_INITIALIZER): New target hooks added.
11891 * targhooks.c (default_libgcc_cmp_return_mode,
11892 default_libgcc_shift_count_mode): Default implementations for the new
11893 target hooks added.
11894 * targhooks.h (default_libgcc_cmp_return_mode,
11895 default_libgcc_shift_count_mode): Function prototypes added.
11896 * target.h (struct gcc_target): Fields for the new target hooks added.
11897 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11899 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11902 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11903 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11905 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11906 s390_libgcc_shift_count_mode): Functions added.
11907 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11908 Target hooks defined.
11910 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11912 * config/mips/mips.c (compute_frame_size): Restore the original
11913 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11914 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11915 Document why the difference is needed.
11917 2007-07-06 Richard Guenther <rguenther@suse.de>
11919 * c-common.c (boolean_increment): Use correctly typed
11922 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11924 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11925 the topmost argument register is not also included in the save mask.
11926 (mips16e_collect_argument_save_p): Take a pointer to the argument
11927 register, rather than a pointer to the number of arguments.
11928 (mips16e_collect_argument_saves): Only include argument saves
11929 that aren't in the register mask.
11931 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11933 PR rtl-optimization/32450
11934 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11935 to ensure that instructions are not moved into the prologue when
11936 profiling is on. Remove unused prologue_end variable.
11937 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11938 as a scheduling barrier.
11940 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11943 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11944 Disregard DECL_FROM_INLINE.
11946 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11948 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11949 IORing with a constant.
11951 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11953 PR rtl-optimization/32475
11954 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11955 for every definition of the stack pointer.
11957 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11959 * arm.c (vfp3_const_double_index): Copy signed results of
11960 REAL_VALUE_TO_INT into unsigned vars.
11962 2007-07-05 Richard Guenther <rguenther@suse.de>
11964 PR middle-end/32639
11965 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11967 * tree-ssa.c (useless_type_conversion_p): Check canonical
11970 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11972 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11973 zero_extendhisi2): Change to define_insn_and_split.
11974 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11976 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11978 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11979 pass_match_asm_constraints): New.
11980 * passes.c (init_optimization_passes): Add new pass.
11981 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11982 * function.h (struct function): Add has_asm_statement bit.
11983 (current_function_has_asm_statement): New.
11984 * tree-pass.h (pass_match_asm_constraints): New.
11986 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11988 * config/mips/mips.c (mips_file_start): Avoid declaration
11991 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11993 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11995 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11997 * rtl.def (NOTE): Change print format string to print
11998 operand 5 as a note insn name.
12000 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12001 David Ung <davidu@mips.com>
12003 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12004 * doc/invoke.texi: (MIPS Options): Document them.
12006 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12007 David Ung <davidu@mips.com>
12009 Add support for SmartMIPS ASE.
12011 * optabs.c (expand_binop_directly): New, broken out from...
12012 (expand_binop): Here. Make it try rotating in the other
12013 direction even when the second operand isn't constant.
12014 * config/mips/mips.md (*lwxs): New.
12015 * config/mips/mips.opt (msmartmips): New.
12016 * config/mips/mips.c (mips_lwxs_address_p): New.
12017 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12018 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12019 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12020 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12021 (ISA_HAS_LWXS): New.
12022 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12023 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12024 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12025 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12026 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12027 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12028 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12030 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12032 * tree-vectorizer.c (new_loop_vec_info): Initialize
12033 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12034 * tree-vectorizer.h (_loop_vec_info): Added new filed
12035 min_profitable_iters.
12036 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12037 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12038 * tree-vect-analyze.c (vect_analyze_operations): Set
12039 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12040 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12041 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12042 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12043 and prologue cost to after they are computed.
12044 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12045 TARG_VEC_STMT_COST.
12046 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12047 of creating vectors from scalars according to dt.
12048 (vect_model_store_cost): Likewise.
12049 (vectorizable_call): Use dt array instead of scalar dt. Call
12050 vect_model_simple_cost with additional argument dt.
12051 (vectorizable_assignment): Likewise.
12052 (vectorizable_operation): Likewise.
12053 (vectorizable_type_demotion): Likewise.
12054 (vectorizable_type_promotion): Likewise.
12055 (vectorizable_store): Use dt array instead of scalar dt. Call
12056 vect_model_store_cost with additional argument dt.
12057 (vect_do_peeling_for_loop_bound): Don't call
12058 vect_estimate_min_profitable_iters. Instead, lookup
12059 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12060 "may not be profitable".
12062 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12065 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12066 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12067 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12068 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12070 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12072 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12073 addressing modes cheaper.
12075 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12077 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12078 (dw_ranges_struct): Rename block_num to num. Adjust.
12079 (dw_ranges_by_label_struct): New.
12080 (ranges_by_label, ranges_by_label_allocated,
12081 ranges_by_label_in_use): New variables.
12082 (add_ranges_num): Factored most of the code out of...
12083 (add_ranges): ... this one. Rewrite in terms of the former.
12084 (add_ranges_by_labels): New.
12085 (output_ranges): Output by-label ranges.
12086 (dwarf2out_finish): Output range for multiple-section
12087 compile_unit. Output standard DW_AT_low_pc in addition to
12088 unexpected DW_AT_entry_pc.
12090 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12092 PR tree-optimization/32604
12093 PR tree-optimization/32606
12095 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12096 (compute_antic_safe): Removed.
12097 (ANTIC_SAFE_LOADS): Ditto.
12098 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12099 (execute_pre): Don't call compute_antic_safe.
12100 (vuse_equiv): New function.
12101 (make_values_for_stmt): Use it
12102 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12105 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12108 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12109 rather than a decl.
12110 (avr_attribute_table): Make "naked" attribute apply to function types
12111 rather than to decls.
12112 (avr_handle_fntype_attribute): New function.
12114 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12116 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12119 2007-07-04 David Ung <davidu@mips.com>
12120 Joseph Myers <joseph@codesourcery.com>
12122 * config/mips/mips.md (type): Add logical, signext and move.
12123 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12124 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12125 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12126 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12127 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12128 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12129 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12130 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12131 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12132 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12133 movv2sf_hardfloat_64bit): Use the new types.
12134 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12135 *movdf_softfloat, *movdf_mips16): Use "multi".
12136 (extendqihi2): Replace with a define_expand.
12137 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12138 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12139 * config/mips/74k.md (r74k_int_logical): New reservation and
12141 (r74k_int_arith): Remove "slt".
12142 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12143 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12144 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12145 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12146 reservations for "arith".
12148 2007-07-04 Richard Guenther <rguenther@suse.de>
12150 * tree-ssa.c (useless_type_conversion_p): Add handling for
12151 scalar float and vector types. Only call the types_compatible_p
12152 langhook for aggregate types as last resort. Follow the
12155 2007-07-04 Richard Guenther <rguenther@suse.de>
12157 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12158 the same as NOP_EXPR.
12160 2007-07-04 Nick Clifton <nickc@redhat.com>
12162 * target.h (struct gcc_target): Add target_help field.
12163 * target-def.h (TARGET_HELP): New.
12164 (TARGET_INITIALIZER): Use TARGET_HELP.
12165 * opts.c (command_handle_option): Invoke target_help function, if
12166 defined, when the user has specified --target-help on the command
12168 * doc/invoke.texi: Mention that --target-help might print
12169 additional information.
12170 * doc/tm.texi: Document TARGET_HELP hook.
12172 * arm.c (TARGET_HELP): Override default definition.
12173 (arm_target_help): New - display a wrapped list of cores and
12174 architectures supported.
12176 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12178 * config/v850/v850.c (expand_prologue): Make sure
12179 GEN_INT() argument is sign extended rather than zero extended.
12180 (expand_epilogue): Likewise.
12181 (output_move_double): Delete.
12182 * config/v850/v850-protos.h (output_move_double): Delete.
12183 * config/v850/v850.md (movdi): Delete.
12184 (*movdi_internal): Delete.
12186 (*movdf_internal): Delete.
12188 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12190 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12191 unless compiling RTP PIC.
12193 2007-07-04 Richard Guenther <rguenther@suse.de>
12195 PR tree-optimization/32482
12196 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12197 original ssa name if we didn't find a shift expression.
12198 Fix shift constant for bit zero test.
12200 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12202 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12204 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12206 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12207 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12208 * config/arm/vxworks.h (ASM_SPEC): Delete.
12209 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12211 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12213 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12214 (DDR_REVERSED_P): New.
12215 * tree-data-ref.c (initialize_data_dependence_relation,
12216 build_classic_dist_vector): Set DDR_REVERSED_P.
12218 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12220 PR middle-end/32457
12221 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12222 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12223 init_omega_for_ddr_1): Use non conservative number of iterations
12225 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12226 (analyze_siv_subscript): Remove FIXME and reinitialization of
12227 last_conflicts to chrec_dont_know.
12228 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12230 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12232 * tree.c (maybe_canonicalize_argtypes): Improve description.
12234 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12236 * tree.c (maybe_canonicalize_argtypes): New.
12237 (build_function_type): Set canonical type.
12238 (build_method_type_directly): Ditto.
12239 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12242 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12244 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12246 (rewrite_use_nonlinear_expr): Likewise.
12248 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12250 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12252 2007-07-04 Ben Elliston <bje@au.ibm.com>
12254 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12257 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12259 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12260 (Exception Handling): Likewise.
12262 2007-07-03 Jan Hubicka <jh@suse.cz>
12264 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12266 2007-07-03 Eric Christopher <echristo@apple.com>
12268 * doc/cppopts.texi: Add conflicting option note to -dM.
12269 * doc/invoke.texi: Add note about possible conflicts with
12270 -E for -dCHARS and note that -dM will not produce
12271 any results if there is no machine dependent reorg.
12273 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12275 * tree.h (DECL_ALIGN): Back out previous change.
12277 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12279 * configure.ac: Test for .dtprelword support on MIPS.
12280 * configure, config.in: Regenerate.
12281 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12282 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12284 2007-07-03 Julian Brown <julian@codesourcery.com>
12286 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12287 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12288 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12289 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12291 (all_fpus): Add FPUTYPE_VFP3.
12292 (fp_model_for_fpu): Add VFPv3 field.
12293 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12294 (vfp3_const_double_index): New function. Return integer index of
12295 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12297 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12298 and argument represents a valid RTX for a VFPv3 constant.
12299 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12301 (vfp_emit_fstmd): Similar, for fstmd.
12302 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12303 constants, represented as integer indices.
12304 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12305 VFP_REGNO_OK_FOR_DOUBLE macros.
12306 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12307 (arm_file_start): Set float-abi attribute for VFPv3, and output
12308 correct ".fpu" assembler directive.
12309 (arm_dbx_register_numbering): Add FIXME.
12310 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12311 (fputype): Add FPUTYPE_VFP3.
12312 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12313 (CALL_USED_REGISTERS): Likewise.
12314 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12315 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12316 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12317 (D7_VFP_REGNUM): New.
12318 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12319 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12320 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12321 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12322 (REG_ALLOC_ORDER): Adjust for VFPv3.
12323 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12324 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12325 VFP_LO_REGS, VFP_HI_REGS.
12326 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12327 (IS_VFP_CLASS): Define macro.
12328 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12330 (REGISTER_MOVE_COST): Likewise.
12331 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
12332 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
12333 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
12334 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
12335 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
12336 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
12337 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
12338 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
12339 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
12340 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
12341 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
12342 where appropriate for single-word registers.
12343 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
12344 As above. Fix type attributes.
12345 * config/arm/constraints.md (register_contraint "t"): Define.
12346 (register_constraint "w"): Change to D0-D15, or D0-D31 for
12348 (register_constraint "x"): Define.
12349 (constraint "Dv"): Define.
12351 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12353 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
12355 2007-07-03 Tom Tromey <tromey@redhat.com>
12357 * c-parser.c (objc_pq_context): Removed.
12358 (objc_need_raw_identifier): Likewise.
12359 (c_parser) <objc_pq_context>: New field.
12360 <objc_need_raw_identifier>: Likewise.
12361 (OBJC_NEED_RAW_IDENTIFIER): Removed.
12362 (c_lex_one_token): Update.
12363 (c_parser_objc_protocol_definition): Update.
12364 (c_parser_objc_method_definition): Update.
12365 (c_parser_objc_methodproto): Update.
12366 (c_parser_declspecs): Update.
12368 2007-07-03 David Ung <davidu@mips.com>
12370 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
12372 2007-07-03 David Ung <davidu@mips.com>
12373 Richard Sandiford <richard@codesourcery.com>
12375 * doc/invoke.texi: Document -march=74kf3_2.
12376 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
12377 (TUNE_74K): Check for it.
12378 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
12379 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
12380 * config/mips/mips.md (cpu): Add 74kf3_2.
12381 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
12382 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
12383 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
12384 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
12385 74kf3_2 to the CPU list.
12386 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
12387 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
12388 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
12389 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
12390 (r74kf3_2_fxfer_from_c1): New insn reservations.
12392 2007-07-03 Richard Sandiford <richard@codesourcery.com>
12393 David Ung <davidu@mips.com>
12395 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
12396 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
12397 and 74k[fx]. Document aliases for the new options.
12398 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
12399 (PROCESSOR_24KF2_1): ...this.
12400 (PROCESSOR_24KX): Rename to...
12401 (PROCESSOR_24KF1_1): ...this.
12402 (PROCESSOR_74KF): Rename to...
12403 (PROCESSOR_74KF2_1): ...this.
12404 (PROCESSOR_74KX): Rename to...
12405 (PROCESSOR_74KF1_1): ...this.
12406 (TUNE_74K): Update PROCESSOR_* names.
12407 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
12408 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
12409 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
12410 (mips_rtx_cost_data): Update processor names in comments.
12411 (mips_issue_rate): Update PROCESSOR_* names.
12412 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
12413 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
12414 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
12415 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
12416 Update cpu attribute names.
12417 (r24k_fpu_iss): Rename this reservation to...
12418 (r24kf2_1_fpu_iss): ...this and update all uses.
12419 (r24kx_fpu_iss): Rename this reservation to...
12420 (r24kf1_1_fpu_iss): ...this and update all uses.
12421 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
12422 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
12423 Update cpu attribute names.
12425 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
12427 * config/m32r/constraints.md: New file.
12428 * config/m32r/m32r.c: Include tm-constrs.h.
12429 (small_data_operand): Use satisfies_constraint_* instead of macro.
12430 (addr24_operand, gen_compare): Likewise.
12431 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
12432 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
12433 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12434 EXTRA_CONSTRAINT): Likewise.
12435 * config/m32r/m32r.md: Include constraints.md.
12436 (*movsi_insn): Use satisfies_constraint_* instead of macro.
12437 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
12438 * config/m32r/predicates.md (conditional_move_operand): Likewise.
12439 (two_insn_const_operand, int8_operand, uint16_operand,
12440 reg_or_int16_operand, reg_or_uint16_operand,
12441 reg_or_cmp_int16_operand, cmp_int16_operand,
12442 seth_add3_operand): Likewise.
12444 2007-07-03 Eric Christopher <echristo@gmail.com>
12446 * libgcc2.h: Conditionally declare __bswapsi2 and
12449 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
12451 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
12454 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12457 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
12458 (__gthrw_pragma): Provide default definition.
12459 (__gthrw2): Use it.
12460 * gthr-posix.c (__gthrw_pragma): Define.
12462 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
12464 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
12465 before declaring inequality.
12467 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
12469 * combine.c (recog_for_combine): Log the success or failure of
12470 matching new insn patterns against the machine description in
12473 2007-07-03 Revital Eres <eres@il.ibm.com>
12475 * ddg.c (print_sccs): New function.
12476 (check_sccs): New function.
12477 (create_ddg_all_sccs): Use it.
12478 * ddg.h (print_sccs): Declare.
12479 * modulo-sched.c (sms_order_nodes): Call print_sccs.
12481 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
12483 * targhooks.h (default_mode_for_suffix): New function declaration.
12484 * targhooks.c (default_mode_for_suffix): New default target hook.
12485 * target.h (struct c): New structure in the targetm struct.
12486 (mode_for_suffix): New target hook as part of struct c.
12487 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
12488 default_mode_for_suffix.
12489 (TARGET_C): New define.
12490 * c-lex.c: Include "target.h".
12491 (interpret_float): Use targetm.c.mode_for_suffix to determine
12492 the mode for a given non-standard suffix.
12493 Makefile.in (c-lex.o): Depend on $(TARGET_H).
12495 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
12496 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
12498 * doc/extend.texi (Floating Types): New node. Document __float80 and
12499 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
12501 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12504 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
12505 predicate instead of target_operand.
12506 (divsi3_i1_media, divsi3_media_2): Likewise.
12508 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
12510 * tree.h (alias_sets_might_conflict_p): Rename into
12511 alias_sets_must_conflict_p.
12512 * alias.c (alias_sets_might_conflict_p): Likewise.
12513 (alias_sets_conflict_p): Use it.
12514 (objects_must_conflict_p): Likewise.
12515 * c-common.c (strict_aliasing_warning): Adjust.
12517 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12519 * rtlhooks.c (gen_lowpart_if_possible): Check for
12520 invalid subreg before calling gen_lowpart_SUBREG.
12522 2007-07-02 Geoffrey Keating <geoffk@apple.com>
12524 * config/darwin9.h: Add copyright notice.
12525 (LINK_COMMAND_SPEC): Add comment.
12526 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
12527 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
12528 DARWIN_LIBSYSTEM_HAS_UNWIND.
12530 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12533 * omp-low.c (check_combined_parallel): New function.
12534 (lower_omp_parallel): Call it via walk_stmts, set
12535 OMP_PARALLEL_COMBINED if appropriate.
12536 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
12537 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
12538 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
12539 don't consider it as combined parallel.
12541 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12543 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12544 (gcc_tooldir): Likewise.
12545 * configure: Regenerate.
12546 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12547 old configure.ac gcc_tooldir setting.
12548 (prefix_to_exec_prefix): New variable.
12549 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12550 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12552 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
12554 Fix PR tree-optimization/32583
12555 Fix PR tree-optimization/32584
12556 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
12557 (phi_translate_set): Use phi_translate directly now.
12558 (make_values_for_stmt): Don't value number RHS if we already know
12561 2007-07-02 Steve Ellcey <sje@cup.hp.com>
12562 Jim Wilson <wilson@specifix.com>
12565 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
12568 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
12569 Richard Sandiford <richard@codesourcery.com>
12570 Nigel Stephens <nigel@mips.com>
12572 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
12573 (mips16e_output_save_restore): Declare.
12574 (mips16e_save_restore_pattern_p): Likewise.
12575 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
12576 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
12577 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
12578 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
12579 (BITSET_P): New global macro, extracted from...
12580 (mips_for_each_saved_reg): ...here.
12581 (mips16e_save_restore_info): New struct.
12582 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
12583 (mips16e_save_restore_regs): New variable.
12584 (mips_split_plus, mips16e_find_first_register): New functions.
12585 (mips16e_mask_registers): New function.
12586 (compute_frame_size): Expand the commentary before the function.
12587 Enforce the MIPS16e save and restore register range restrictions.
12588 Pad the general register save area at the low end.
12589 (mips16e_save_restore_reg, mips16e_build_save_restore)
12590 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
12591 (mips16e_output_save_restore, mips16e_collect_propagate_value)
12592 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
12594 (mips_expand_prologue, mips_expand_epilogue): Handle
12595 GENERATE_MIPS16E_SAVE_RESTORE.
12596 * config/mips/mips.md (*mips16e_save_restore): New pattern.
12598 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
12600 PR tree-optimization/31966
12601 PR tree-optimization/32533
12602 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
12603 "basic_block" description as its third argument. Update function
12604 calls to get destination bb from "edge" argument. Save "cond" into
12605 aux field of the edge. Update prototype for changed arguments.
12606 (if_convertible_loop_p): Clear aux field of incoming edges if bb
12608 (find_phi_replacement_condition): Operate on incoming edges, not
12609 on predecessor blocks. If there is a condition saved in the
12610 incoming edge aux field, AND it with incoming bb predicate.
12611 Return source bb of the first edge.
12612 (clean_predicate_lists): Clean aux field of outgoing node edges.
12613 (tree_if_conversion): Do not initialize cond variable. Move
12614 variable declaration into the loop.
12615 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
12616 initializations of new_stmt, arg0 and arg1 variables.
12618 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12620 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
12621 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
12623 2007-07-02 Richard Guenther <rguenther@suse.de>
12625 * tree-ssa.c (useless_type_conversion_p): Document
12626 future intent as defining the middle-end type system.
12627 Re-structure to call langhook last, group by type class,
12628 mark questionable parts.
12630 2007-07-02 Richard Guenther <rguenther@suse.de>
12632 * tree-flow.h (types_compatible_p): Declare.
12633 * tree-ssa.c (types_compatible_p): New function.
12634 * ipa-type-escape.c (discover_unique_type): Use
12635 types_compatible_p instead of lang_hooks.types_compatible_p.
12636 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12637 * tree-vn.c (expressions_equal_p): Likewise.
12638 * tree.c (fields_compatible_p): Likewise.
12639 * tree-ssa-dom.c (avail_expr_eq): Likewise.
12640 (cprop_operand): Use useless_type_conversion_p instead of
12641 lang_hooks.types_compatible_p.
12642 * tree-inline.c (setup_one_parameter): Likewise.
12643 (declare_return_variable): Likewise.
12644 * tree-nrv.c (tree_nrv): Likewise.
12645 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12646 (maybe_fold_offset_to_component_ref): Likewise.
12647 (maybe_fold_offset_to_reference): Likewise.
12648 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12649 (merge_alias_info): Likewise.
12650 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12651 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12652 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12653 * tree-tailcall.c (find_tail_calls): Likewise.
12654 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12655 * gimplify.c (canonicalize_addr_expr): Likewise.
12656 (fold_indirect_ref_rhs): Likewise.
12657 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
12658 (cpt_same_type): Likewise.
12659 (check_pointer_types_r): Swap parameters to cpt_same_type
12661 * fold-const.c (fold_convert): Revert fix for PR15988.
12662 * tree-inline.c (setup_one_parameter): Instead fix it here by
12663 using fold_build1 instead of fold_convert and checking for
12664 error_mark_node. Convert only if the conversion is necessary.
12666 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12668 * configure.ac: Check for .gnu_attribute on Power.
12669 * configure: Regenerate.
12670 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12671 attribute for floating-point ABI.
12673 2007-07-02 Ira Rosen <irar@il.ibm.com>
12675 PR tree-optimization/32230
12676 PR tree-optimization/32477
12677 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12678 address is a constant.
12680 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12682 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12683 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12684 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12685 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12686 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12687 64-bit targets. Add support for *-elfoabi*.
12688 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12689 different settings if $(tm_defines) does not select the EABI.
12690 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12691 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12692 (MIPS_ARCH_OPTION_SPEC): Likewise.
12693 (MIPS_ISA_LEVEL_SPEC): Likewise.
12694 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12695 * config/mips/elfoabi.h: New file.
12697 2007-07-02 Richard Guenther <rguenther@suse.de>
12699 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12700 (useless_type_conversion_p): ... this.
12701 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12702 (useless_type_conversion_p): ... this.
12703 * builtins.c (fold_builtin_memory_op): Rename
12704 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12705 * tree-cfg.c (verify_expr): Likewise.
12706 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12707 * tree-ssa-ccp.c (ccp_fold): Likewise.
12708 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12709 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12710 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12711 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12712 * tree-ssa-pre.c (eliminate): Likewise.
12713 * tree-ssa.c (delete_tree_ssa): Likewise.
12714 (tree_ssa_useless_type_conversion): Likewise.
12715 * tree.c (build2_stat): Likewise.
12717 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12719 Fix PR tree-optimization/32571
12720 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12723 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12725 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12726 and other expected operations explicitly, change default to
12729 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12731 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12733 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12734 (tls_load_dot_plus_eight): Move the label number into the unspec.
12735 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12737 2007-07-01 Andreas Schwab <schwab@suse.de>
12739 * dwarf2out.c (initial_return_save): Define only if used.
12741 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12743 Unreverting Richard's Revert of:
12745 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12747 * dce.c (deletable_insn_p_1): New function, split out from...
12748 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12749 specially, not those inside PARALLELs. Remove BODY argument
12750 and adjust recursive call accordingly.
12751 (prescan_insns_for_dce): Update call to delete_insn_p.
12753 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12754 Revital Eres <eres@il.ibm.com>
12756 * ddg.c (create_ddg_all_sccs): Fix missed
12757 initialization of scc_nodes.
12759 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12761 PR middle-end/32559
12762 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12763 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12765 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12767 * configure.ac: Check for .gnu_attribute on MIPS.
12768 * configure, config.in: Regenerate.
12769 * config/mips/mips.c (mips_file_start): If supported, output
12770 attribute for floating-point ABI.
12772 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12775 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12776 (ffs_cmove): New expander to expand using ctz pattern.
12777 (*ffs_cmove): Remove pattern.
12778 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12779 (ffsdi2): Expand using ctz pattern.
12780 (*ffs_rex64): Remove pattern.
12782 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12784 PR rtl-optimization/32296
12785 * pa.md (return): Delete pattern.
12786 (return_internal): Remove "(const_int 1)" from pattern.
12787 (epilogue): Use return_internal pattern for trivial returns.
12788 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12789 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12791 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12793 * tree-ssa-pre.c (is_exception_related): New function
12794 (can_value_number_operation): Use it.
12796 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12798 Fix PR tree-optimization/32540
12799 Fix PR tree-optimization/31651
12801 * tree-ssa-sccvn.c: New file.
12803 * tree-ssa-sccvn.h: Ditto.
12805 * tree-vn.c: Include tree-ssa-sccvn.h
12806 (val_expr_paid_d): Removed.
12807 (value_table): Ditto.
12808 (vn_compute): Ditto.
12809 (val_expr_pair_hash): Ditto.
12810 (val_expr_pair_expr_eq): Ditto.
12811 (copy_vuses_from_stmt): Ditto.
12812 (vn_delete): Ditto.
12814 (shared_vuses_from_stmt): Ditto.
12815 (print_creation_to_file): Moved up.
12816 (sort_vuses): Ditto.
12817 (sort_vuses_heap): Ditto.
12818 (set_value_handle): Make non-static.
12819 (make_value_handle): Ditto.
12820 (vn_add): Rewritten to use sccvn lookups.
12821 (vn_add_with_vuses): Ditto.
12822 (vn_lookup): Ditto (and second argument removed).
12823 (vn_lookup_with_vuses): Ditto.
12824 (vn_lookup_or_add): Ditto (and second argument removed);
12825 (vn_lookup_or_add_with_vuses): Ditto.
12826 (vn_lookup_with_stmt): New.
12827 (vn_lookup_or_add_with_stmt): Ditto.
12828 (create_value_handle_for_expr): Ditto.
12830 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12831 (seen_during_translate): New function.
12832 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12833 (phi_trans_add): Ditto.
12834 (constant_expr_p): FIELD_DECL is always constant.
12835 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12836 Use constant_expr_p.
12837 Avoid infinite recursion on mutually valued expressions.
12838 Change callers of vn_lookup_or_add.
12839 (phi_translate): New function.
12840 (compute_antic_safe): Allow phi nodes.
12841 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12842 (find_or_generate_expression): Rewrite slightly.
12843 (create_expression_by_pieces): Updated for vn_lookup_or_add
12845 Update VN_INFO for new names.
12846 (insert_into_preds_of_block): Update for new names.
12847 (add_to_exp_gen): New function.
12848 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12849 (find_existing_value_expr): Rewrite to changed vn_lookup.
12850 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12851 (try_look_through_load): Removed.
12852 (try_combine_conversion): Ditto.
12853 (get_sccvn_value): New function.
12854 (make_values_for_phi): Ditto.
12855 (make_values_for_stmt): Ditto.
12856 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12858 (init_pre): Update for SCCVN changes.
12860 (execute_pre): Ditto.
12862 * tree-flow.h (make_value_handle): Declare.
12863 (set_value_handle): Ditto.
12864 (sort_vuses_heap): Ditto.
12865 (vn_lookup_or_add_with_stmt): Ditto.
12866 (vn_lookup_with_stmt): Ditto.
12867 (vn_compute): Remove.
12869 (vn_delete): Ditto.
12870 (vn_lookup): Update arguments.
12872 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12873 (tree-vn.o): Ditto.
12874 (tree-ssa-sccvn.o): New.
12875 (OBJS-common): Add tree-ssa-sccvn.o
12877 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12880 * c-typeck.c (build_external_ref): Don't mark as used if called
12882 * calls.c (rtx_for_function_call): Likewise.
12884 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12888 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12890 * dce.c (deletable_insn_p_1): New function, split out from...
12891 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12892 specially, not those inside PARALLELs. Remove BODY argument
12893 and adjust recursive call accordingly.
12894 (prescan_insns_for_dce): Update call to delete_insn_p.
12896 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12898 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12899 (try_combine): Move potential calls to undo_all() so they happen
12900 before we commit to using the combined insns.
12902 2006-06-30 Jan Hubicka <jh@suse.cz>
12904 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12907 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12909 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12910 (cgraph_remove_unreachable_nodes): Likewise.
12911 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12912 * ipa-inline.c (update_caller_keys): Cast according to the coding
12914 (cgraph_decide_recursive_inlining): Likewise.
12915 (cgraph_decide_inlining_of_small_function): Likewise.
12916 (try_inline): Likewise.
12917 (cgraph_decide_inlining_incrementally): Likewise.
12918 * ipa-pure-const.c (get_function_state): Likewise.
12919 (scan_function): Likewise.
12920 (analyze_function): Likewise.
12921 (static_execute): Likewise.
12922 * ipa-reference.c (scan_for_static_refs): Likewise.
12923 (merge_callee_local_info): Likewise.
12924 (analyze_function): Use type safe memory macros.
12925 (static_execute): Likewise. Cast according to the coding conventions.
12926 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12928 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12930 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12931 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12934 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12936 PR middle-end/30024
12937 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12938 for complex modes (both int and real).
12940 2007-06-29 Jan Hubicka <jh@suse.cz>
12942 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12944 2007-06-29 Jan Hubicka <jh@suse.cz>
12946 PR middle-end/32372
12947 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12950 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12953 * config/avr/avr.c: Include dataflow header file.
12954 (expand_prologue): Adjust for prologue insn change.
12955 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12958 2007-06-29 Richard Guenther <rguenther@suse.de>
12960 PR middle-end/32493
12961 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12962 during type verification.
12964 2007-06-29 Jan Hubicka <jh@suse.cz>
12966 * recog.c (validate_change_rtx_1): Unshare TO argument.
12968 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12970 PR tree-optimization/24659
12971 * tree-vect-transform.c (vectorizable_call): Handle
12972 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12974 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12975 * config/i386/i386.c (enum ix86_builtins)
12976 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12977 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12979 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12980 const using def_builtin_const.
12981 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12982 input operands in the same modes as the result.
12983 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12985 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12987 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12988 (df_set_dead_notes_for_mw): Likewise.
12990 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12992 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12994 2007-06-28 DJ Delorie <dj@redhat.com>
12996 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12998 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13000 * doc/invoke.texi (C++ Dialect Options): Document
13001 fvisibility-ms-compat.
13002 * c.opt (fvisibility-ms-compat): New.
13004 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13007 * tree-affine.c (aff_combination_add_elt): Handle
13008 pointer addition specially.
13010 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13012 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13013 decl is non-external for AIX ABI.
13015 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13017 * config/rs6000/predicates.md (current_file_function_operand):
13018 Ensure the symbol is non-external for AIX ABI.
13020 2007-06-28 Nick Clifton <nickc@redhat.com>
13022 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13023 (fdce, fdse, fpredictive-commoning): Likewise.
13025 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13028 * gcc.c (process_command): Recognize the new -static-libgfortran
13031 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13034 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13035 Use a call clobbered hard reg instead of a pseudo reg.
13037 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13039 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13041 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13044 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13045 REG_LIBCALL and REG_RETVAL notes.
13046 (divsi3, mulsi3): Likewise.
13047 (mulhisi3): Likewise. Use emit_libcall_block.
13048 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13050 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13052 PR rtl-optimization/32481
13053 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13055 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13057 * dce.c (deletable_insn_p_1): New function, split out from...
13058 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13059 specially, not those inside PARALLELs. Remove BODY argument
13060 and adjust recursive call accordingly.
13061 (prescan_insns_for_dce): Update call to delete_insn_p.
13063 2007-06-27 Richard Guenther <rguenther@suse.de>
13065 PR middle-end/32492
13066 * tree.h (fold_convertible_p): Declare.
13067 * fold-const.c (fold_convertible_p): New function.
13068 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13069 instead of lang_hooks.types_compatible_p.
13071 2007-06-26 Jan Hubicka <jh@suse.cz>
13073 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13074 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13075 early use validate_unshare_change.
13076 (reload_combine): Likewise.
13077 * recog.c (change_t): New field unshare.
13078 (validate_change_1): Rename from validate_change; add argument unshare.
13079 (validate_change): Turn into wrapper of validate_change_1; update
13080 prototype for bools.
13081 (validate_unshare_change): New.
13082 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13083 calls of df_insn_rescan.
13084 * recog.h (validate_change): Replace ints by bools.
13085 (validate_unshare_change): Declare.
13087 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13089 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13091 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13093 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13095 2007-06-25 Jan Hubicka <jh@suse.cz>
13097 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13099 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13100 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13101 places other call site specific checks are performed.
13103 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13106 * tree-vect-transform.c (vectorizable_operation): Convert
13107 POINTER_PLUS_EXPR over to PLUS_EXPR.
13109 2007-06-25 Chao-ying Fu <fu@mips.com>
13111 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13112 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13113 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13114 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13116 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13117 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13118 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13119 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13120 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13121 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13122 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13123 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13124 ALL_FIXED_POINT_MODE_P): New define.
13125 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13127 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13129 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13130 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13131 MODE_VECTOR_UACCUM): New mode classes.
13133 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13134 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13135 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13138 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13139 (blank_mode): Initialize ibit and fbit.
13140 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13141 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13143 (new_adjust): Change required_class to required_class_from and
13144 required_class_to for testing within a range.
13145 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13146 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13147 MODE_VECTOR_UACCUM.
13148 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13149 (make_fixed_point_mode): New.
13150 (_ADD_ADJUST): Change C to C1 and C2.
13151 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13152 use a range for machine classes.
13153 (ADJUST_IBIT, ADJUST_FBIT): New.
13154 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13156 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13157 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13158 Emit adjustment for ibit and fbit.
13159 (emit_mode_ibit, emit_mode_fbit): New.
13160 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13162 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13164 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13165 as the source of the set.
13167 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13169 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13170 FP_REGNO_P): Use IN_RANGE.
13171 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13172 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13173 (DATA_REG_P): Use DATA_REGNO_P.
13174 (FP_REG_P): Use FP_REGNO_P.
13175 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13176 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13177 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13179 2007-06-24 Jan Hubicka <jh@suse.cz>
13181 PR middle-end/30563
13182 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13184 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13186 PR middle-end/32461
13187 * fold-const.c (fold_binary): Strip nops of operand 0
13188 of BIT_NOT_EXPR before calling operand_equal_p.
13189 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13190 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13192 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13194 * doc/extend.texi: Document that dllimport and dllexport imply
13195 default visibility.
13196 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13197 imported or exported declaration, including type declarations.
13198 * c-common.c (handle_visibility_attribute): Check for conflicts
13199 with dllimport/dllexport.
13200 (c_determine_visibility): Handle dllimport/dllexport as an
13201 explicit visibility atttribute.
13203 2007-06-23 Richard Guenther <rguenther@suse.de>
13205 PR tree-optimization/16876
13206 PR middle-end/29478
13207 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13209 * tree-inline.c (initialize_inlined_parameters): Do not call
13210 lang_hooks.tree_inlining.convert_parm_for_inlining.
13211 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13212 reason for mismatched types.
13213 * gimplify.c (gimplify_call_expr): Verify the call expression
13214 arguments match the called function type signature. Otherwise
13215 mark the call expression to be not considered for inlining
13216 using CALL_CANNOT_INLINE_P flag.
13217 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13218 edges call expression.
13219 (cgraph_decide_inlining_of_small_function): Likewise.
13220 (cgraph_decide_inlining): Likewise.
13221 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13223 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13224 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13225 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13226 Remove declaration.
13227 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13228 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13230 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13231 convert_parm_for_inlining member.
13233 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13236 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13237 Remove optimization for GT.
13239 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13241 PR middle-end/32437
13242 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13244 (prescan_insns_for_dce): Add extra parameter.
13246 2007-06-23 Jan Hubicka <jh@suse.cz>
13248 PR middle-end/31541
13249 * gimplify.c (mark_addressable): New function.
13250 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13252 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13254 PR middle-end/32374
13255 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13257 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13260 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13261 moves between MMX/SSE registers to at least 8 units to prevent
13262 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13264 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13266 * config/i386/i386.c (override_options): Correct x86_sahf
13269 2007-06-21 David Daney <ddaney@avtrex.com>
13272 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13273 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13274 (exception_receiver): Renamed to ...
13275 (nonlocal_goto_receiver): ... this.
13277 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13279 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13280 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13281 partial register accesses.
13283 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13285 * fold-const.c (debug_fold_checksum): Move it under
13286 ENABLE_FOLD_CHECKING.
13288 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13290 PR middle-end/20623
13291 * tree.h (debug_fold_checksum): Declared.
13292 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13293 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13294 build_fold_addr_expr_with_type_1.
13295 (fold_addr_expr, debug_fold_checksum): New.
13296 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13297 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13298 Use fold_addr_expr.
13300 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13302 PR tree-optimization/19590
13303 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13304 of scev is a constant.
13306 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13308 * df-problems.c (df_note_bb_compute): Made computation of live
13309 info consistent with df_lr.
13311 2007-06-21 Richard Guenther <rguenther@suse.de>
13313 PR tree-optimization/32453
13314 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13315 for pointer anti-range.
13317 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13319 * config/i386/i386.c (processor_target_table): Increase maximum
13320 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13323 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13324 byte alignment if > 8 byte alignment is preferred.
13325 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13327 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13329 PR tree-optimization/31866
13330 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
13331 if ASM_EXPR's input is not a SSA_NAME.
13333 PR middle-end/32362
13334 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
13335 but decl is a global var, instead return decl.
13336 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
13337 even for is_global_var decls, if they are private in some outer
13340 2007-06-21 Richard Guenther <rguenther@suse.de>
13342 PR tree-optimization/32451
13343 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
13345 2007-06-21 Christian Bruel <christian.bruel@st.com>
13347 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
13348 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
13349 (push_regs): Changed saving order or banked registers.
13350 (sh_expand_epilogue): Likewise.
13351 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
13352 (FIRST_BANKED_REG): Likewise.
13353 (LAST_BANKED_REG): Likewise.
13354 * config/sh/sh.md (banked) New attribute.
13355 (in_delay_slot): Check banked attribute.
13357 2007-06-20 Sebastian Pop <sebpop@gmail.com>
13359 PR tree-optimization/32075
13360 * tree-data-ref.c (subscript_dependence_tester_1,
13361 analyze_miv_subscript, analyze_overlapping_iterations,
13362 add_distance_for_zero_overlaps, build_classic_dist_vector,
13363 subscript_dependence_tester_1, analyze_overlapping_iterations,
13364 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
13365 compute_affine_dependence, compute_all_dependences): Pass loop_nest
13366 to evolution_function_is_affine_multivariate_p.
13368 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13370 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
13372 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
13375 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
13377 * config/m32c/prologue.md (epilogue_exitd_16): New.
13378 (epilogue_reit_16): New.
13379 (epilogue_exitd): Rename to epilogue_exitd_24.
13380 (epilogue_reit): Rename to epilogue_reit_24.
13382 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
13383 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13385 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
13387 * haifa-sched.c (queue_to_ready): Don't requeue next insn
13388 if dbg_cnt (sched_insn) reaches the limit.
13389 (choose_ready): New parameter INSN_PTR and new return value.
13390 (schedule_block): Handle dbg_cnt (sched_insn). Handle
13391 the new return value from choose_ready.
13392 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
13393 (rest_of_handle_global_alloc): New global_alloc_at_func.
13395 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
13397 PR tree-optimization/25737
13398 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
13399 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
13400 * tree-flow.h (struct fieldoff): Add new field alias_set.
13401 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
13402 argument addressable_type. Set alias_set of fieldoff.
13403 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
13404 (create_overlap_variables_for): Pass alias_set from fieldoff to
13406 * alias.c (get_alias_set): Use alias_set from SFT if set.
13408 2007-06-20 Hui-May Chang <hm.chang@apple.com>
13410 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
13411 of a variable as an unsigned HOST_WIDE_INT integer.
13413 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
13415 PR rtl-optimization/32405
13416 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
13418 2007-06-20 Jakub Jelinek <jakub@redhat.com>
13420 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
13422 PR middle-end/31959
13423 * builtins.c: Include diagnostic.h.
13424 (expand_builtin_expect): Make gcc_assert more permissive.
13425 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
13427 PR inline-asm/32109
13428 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
13431 PR middle-end/32285
13432 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
13433 if ACCUMULATE_OUTGOING_ARGS.
13435 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13437 * config/m68hc11/m68hc11.c: Include dataflow header file.
13438 (m68hc11_reorg): Port to dataflow.
13440 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13442 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
13443 (struct df_problem.free_blocks_on_set_blocks): New field.
13444 (struct dataflow.optional_p): New field.
13445 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13446 (df_live_set_all_dirty): New function.
13447 * df-scan.c (df_scan_alloc): Initialize optional_p.
13448 (problem_SCAN): Initialize free_blocks_on_set_blocks.
13449 * df-core.c (df_set_blocks): Removed use of
13450 DF_FIRST_OPTIONAL_PROBLEM. Now uses
13451 df_problem.free_blocks_on_set_blocks to determine which blocks are
13453 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
13454 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
13455 uses dataflow.optional_p to determine if problem should be
13457 (rest_of_handle_df_initialize): Only start live problem if
13459 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13460 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
13461 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
13462 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
13463 problem_NOTE): Initialize free_blocks_on_set_blocks.
13464 (df_lr_bb_local_compute): Recompute luids if df_live problem is
13466 (df_live_set_all_dirty, df_note_alloc): New function.
13467 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
13469 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
13470 * postreload.c (reload_combine): Ditto.
13471 * cse.c (cse_extended_basic_block): Ditto.
13472 * regmove.c (mark_flags_life_zones): Ditto.
13473 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
13474 erase_matching_seqs): Ditto.
13475 * bt-load.c (compute_defs_uses_and_gen): Ditto.
13476 * integrate (allocate_initial_values): Ditto.
13477 * combine.c (reg_dead_at_p): Ditto.
13478 * resource.c (mark_target_live_regs): Ditto.
13479 * sched-rgn.c (check_live_1, update_live_1): Ditto.
13480 * config/sh/sh.c (find_r0_life_regions): Ditto.
13481 * global.c (rest_of_handle_global_alloc): Only add back df_live
13483 * local-alloc.c (rest_of_handle_local_alloc): Only remove
13484 df_live for -O > 1.
13485 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
13487 (if_convert): Make sure df_live is there at -O == 1.
13488 (pass_if_after_combine): Cleanup flags.
13489 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
13490 is there at -O == 1.
13492 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
13494 * config/arm/arm.c (arm_get_frame_offsets): Set
13495 offsets->locals_base to avoid negative stack size.
13496 (thumb1_expand_prologue): Assert on negative stack size.
13498 2007-06-19 Sebastian Pop <sebpop@gmail.com>
13500 PR tree-optimization/32367
13501 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
13502 of the chrec has no evolution in that loop.
13503 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
13505 2007-06-19 Bob Wilson <bob.wilson@acm.org>
13507 * config/xtensa/xtensa.c: Include "df.h".
13508 (xtensa_builtin_saveregs): Use adjust_address instead of
13510 (xtensa_va_start): Invoke make_tree with sizetype for
13511 expand_builtin_saveregs and then convert the result to a pointer.
13512 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
13513 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
13514 Subtract argument size from index value as integers and then use
13515 POINTER_PLUS_EXPR to add the result to the array address.
13517 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13520 * config/m32c/m32c.c: Include dataflow header file.
13521 (m32c_emit_prologue): Adjust for prologue insn change.
13522 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
13523 once inside a PARALLEL. Assume frame size passed in operand 0
13524 includes space to save the fb register.
13525 (prologue_enter_24): Likewise.
13526 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
13528 2007-06-19 David Daney <ddaney@avtrex.com
13531 * config/mips/mips.md (cprestore): Mark $gp as used.
13533 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13536 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
13537 (frv_ifcvt_modify_insn): Likewise.
13539 2007-06-19 Richard Guenther <rguenther@suse.de>
13541 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
13542 only handle positive offsets that fit in a HOST_WIDE_INT.
13544 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
13547 result of rsqrt insn for zero input argument to avoid NaN.
13549 2007-06-19 Richard Guenther <rguenther@suse.de>
13551 PR middle-end/31950
13552 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
13554 2007-06-19 Jakub Jelinek <jakub@redhat.com>
13556 PR tree-optimization/32353
13557 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
13559 2007-06-19 Nick Clifton <nickc@redhat.com>
13561 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
13563 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13566 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
13567 * config/i386/i386.c (assign_386_stack_local): Assert that
13568 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
13569 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
13570 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
13571 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
13573 2007-06-18 Steve Ellcey <sje@cup.hp.com>
13575 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
13577 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
13579 PR rtl-optimization/32321
13580 * gcse.c (replace_store_insn): Update the note before
13581 calling emit_insn_after.
13583 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13585 PR middle-end/32355
13586 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
13588 * df-problems.c (df_note_bb_compute): Fix dumping info.
13590 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
13592 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
13593 insn with emit_jump_insn.
13595 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13597 PR tree-optimization/32383
13598 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
13599 * targhooks.h (default_builtin_reciprocal): Update prototype.
13600 * target.h (struct gcc_target): Update builtin_reciprocal.
13601 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
13602 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
13603 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
13604 when fndecl is in BUILT_IN_MD class.
13605 (execute_convert_to_rsqrt): Ditto.
13607 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
13608 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
13609 Convert BUILT_IN_SQRTF code only when md_fn is false.
13611 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
13613 * bt-load.c (move_btr_def): Fix the order of arguments
13614 to validate_replace_rtx.
13616 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
13618 * config/m68k/m68k-devices.def: Add 54450..54455.
13620 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
13622 PR rtl-optimization/32366
13623 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
13624 FLOAT_EXTEND]: Prevent non-scalar modes from entering
13627 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13629 PR middle-end/32349
13630 * modulo-sched (generate_reg_moves): Added rescan parameter and if
13631 this is true, rescan insn being modified.
13632 (sms_schedule): Added rescan parameter.
13633 (rest_of_handle_sms): Moved freeing of dominance info to before
13634 getting out of cfg_layout.
13636 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
13638 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
13639 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
13642 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
13643 FL_CF_EMAC from the entry for isac.
13645 * config/m68k/predicates.md (const_call_operand): Adjust comment.
13646 (const_sibcall_operand): New.
13647 (sibcall_operand): Use it.
13648 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
13649 (m68k_isas): ISAC does not imply FPU or EMAC.
13650 (override_options): Add ISA_C logic for symbolic jump & call.
13652 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13654 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
13655 return mode from the builtin itself.
13656 (sparc_fold_builtin): Fix cast of zero constant.
13658 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13660 * targhooks.c (default_builtin_reciprocal): New default target hook.
13661 * targhooks.h (default_builtin_reciprocal): Add prototype.
13662 * hooks.c (hook_tree_tree_bool_null): Remove hook.
13663 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13664 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13665 default_builtin_reciprocal.
13667 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13669 PR middle-end/31723
13670 * hooks.c (hook_tree_tree_bool_null): New hook.
13671 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13672 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13673 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13674 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13675 and convert it to reciprocal a*rfunc(b).
13676 (execute_convert_to_rsqrt): New function.
13677 (gate_convert_to_rsqrt): New function.
13678 (pass_convert_to_rsqrt): New pass definition.
13679 * target.h (struct gcc_target): Add builtin_reciprocal.
13680 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13681 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13682 TARGET_BUILTIN_RECIPROCAL.
13683 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13685 * config/i386/i386.h (TARGET_RECIP): New define.
13686 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13687 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13688 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13689 and not optimizing for size.
13690 (*rcpsf2_sse): New insn pattern.
13691 (*rsqrtsf2_sse): Ditto.
13692 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
13693 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13694 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13695 and not optimizing for size.
13696 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13697 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13698 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13699 and not optimizing for size.
13700 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13701 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13702 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13703 and not optimizing for size.
13704 (*sse_rsqrtv4sf2): Do not export.
13705 (sqrtv4sf2): Ditto.
13706 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13707 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13708 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13709 and not optimizing for size.
13710 (sqrtv4sf2): Ditto.
13711 * config/i386/i386.opt (mrecip): New option.
13712 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13713 (ix86_emit_swsqrtsf): Ditto.
13714 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13715 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13716 builtin definition.
13717 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13718 ix86_expand_unop1_builtin.
13719 (ix86_emit_swdivsf): New function.
13720 (ix86_emit_swsqrtsf): Ditto.
13721 (ix86_builtin_reciprocal): New function.
13722 (TARGET_BUILTIN_RECIPROCAL): Use it.
13723 (ix86_vectorize_builtin_conversion): Rename from
13724 ix86_builtin_conversion.
13725 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13726 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13727 "i386 and x86_64 Options" section.
13728 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13730 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13731 Zdenek Dvorak <dvorakz@suse.cz>
13732 Richard Guenther <rguenther@suse.de>
13733 Kaz Kojima <kkojima@gcc.gnu.org>
13735 * tree-vrp.c (compare_values_warnv): Convert val2 to
13737 (extract_range_from_assert): Create
13738 POINTER_PLUS_EXPR for pointer types.
13739 (extract_range_from_binary_expr): Handle
13740 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13742 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13743 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13744 POINTER_PLUS_EXPR as PLUS_EXPR.
13745 (number_of_iterations_lt_to_ne):
13746 For pointer types, use sizetype when
13747 creating MINUS_EXPR/PLUS_EXPRs.
13748 (assert_loop_rolls_lt): For pointer types, use sizetype when
13749 creating MINUS_EXPR/PLUS_EXPRs.
13750 (number_of_iterations_le): Likewise.
13751 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13752 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13753 like PLUS_EXPR and MINUS_EXPR.
13754 * tree-pretty-print.c (dump_generic_node): Handle
13756 (op_prio): Likewise.
13757 (op_symbol_1): Likewise.
13758 * optabs.c (optab_for_tree_code): Likewise.
13759 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13761 * tree-tailcall.c (process_assignment): Mention
13762 POINTER_PLUS_EXPR in a TODO comment.
13763 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13764 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13765 not used with a pointer and an integer type.
13766 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13767 increment using chrec_convert_rhs instead of chrec_convert.
13768 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13769 PLUS_EXPR except for the right hand side's type will be
13771 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13772 (fold_used_pointer_cast): Kill.
13773 (pointer_offset_p): Kill.
13774 (fold_used_pointer): Kill.
13775 (pointer_used_p): Kill.
13776 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13777 call fold_used_pointer.
13778 (instantiate_parameters_1): Convert the increment
13779 using chrec_convert_rhs instead of chrec_convert.
13780 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13781 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13782 instead of PLUS_EXPR.
13783 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13784 PLUS_EXPR for pointers.
13785 (std_gimplify_va_arg_expr): Likewise.
13786 (fold_builtin_memory_op): Likewise.
13787 (fold_builtin_strstr): Likewise.
13788 (fold_builtin_strchr): Likewise.
13789 (fold_builtin_strrchr): Likewise.
13790 (fold_builtin_strpbrk): Likewise.
13791 (expand_builtin_memory_chk): Likewise.
13792 (fold_builtin_memory_chk): Likewise.
13793 (std_expand_builtin_va_start): Use
13794 sizetype for the call to make_tree and then convert
13795 to the pointer type.
13796 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13797 instead of PLUS_EXPR for adding to a pointer.
13798 (std_gimplify_va_arg_expr): Use fold_build2 for
13799 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13800 the operands to sizetype first and then cast the BIT_AND_EXPR
13801 back to the pointer type.
13802 * fold-const.c (build_range_check): Handle pointer types
13804 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13805 of PLUS_EXPR's. Make sure the offset is converted to
13807 (try_move_mult_to_index): Strip the NOPs from the offset.
13808 Remove code argument and replace all uses with PLUS_EXPR.
13809 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13810 specially. Don't use a pointer type for MINUS_EXPR.
13811 (fold_unary): Handle for (T1)(X op Y),
13812 only p+ as that is the only as that can be handled for
13813 binary operators now.
13814 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13816 <case PLUS_EXPR>: Add folding of PTR+INT into
13818 Don't call try_move_mult_to_index.
13819 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13820 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13821 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13822 Don't call try_move_mult_to_index.
13823 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13824 (tree_expr_nonzero_p): Likewise.
13825 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13826 of PLUS_EXPR for the complex expression folding.
13827 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13828 first chrec is a pointer type, then the second should
13829 be sizetype and not the first's type.
13830 For POINTER_PLUS_EXPR, use a different right hand side type.
13831 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13832 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13833 different right hand side type.
13834 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13835 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13836 instead of PLUS_EXPR.
13837 When either operand is zero, convert the other operand.
13838 (chrec_apply): Use chrec_convert_rhs
13839 on the argument x instead of chrec_convert.
13840 (reset_evolution_in_loop): For pointer types, the new_evol
13841 should be sizetype.
13842 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13843 different right hand side type.
13844 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13845 (chrec_convert_rhs): New function.
13846 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13847 different right hand side type.
13848 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13849 * tree-chrec.h (chrec_convert_rhs): New prototype.
13850 (build_polynomial_chrec): For pointer types, the right hand
13851 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13852 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13853 Remove subtraction case as it is always addition now.
13854 Make sure the offset is converted to sizetype.
13855 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13856 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13857 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13858 PLUS_EXPR in pointer type.
13859 Handle POINTER_PLUS_EXPR.
13860 (tree_to_aff_combination): Likewise.
13861 (force_expr_to_var_cost): Likewise.
13862 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13863 instead of PLUS_EXPR for pointers.
13864 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13865 instead of PLUS_EXPR of pointer types.
13866 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13868 (check_va_list_escapes): Likewise.
13869 (check_all_va_list_escapes): Likewise.
13870 * dwarf2out.c (loc_descriptor_from_tree_1):
13871 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13872 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13873 (string_constant): Likewise.
13874 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13875 the offset to the base, use POINTER_PLUS_EXPR.
13876 (add_to_parts): Convert the index to sizetype.
13877 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13878 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13879 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13880 Offset only holds something for PLUS_EXPR.
13881 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13883 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13885 (analyze_accesses_for_modify_stmt): Likewise.
13886 Remove comment about the type being integral type as it is
13888 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13890 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13892 Correct the type which the artimentic is done in (is now
13895 * tree-data-ref.c (split_constant_offset): Handle
13897 * tree-affine.c (tree_to_aff_combination): Likewise.
13898 * c-typeck.c (build_unary_op): For pointers create the increment
13899 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13901 * gimplify.c (gimplify_self_mod_expr): Create a
13902 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13903 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13904 * tree.def (POINTER_PLUS_EXPR): New tree code.
13905 * tree-predcom.c (ref_at_iteration): If we have a pointer
13906 type do the multiplication in sizetype.
13907 * tree-mudflap.c (mf_xform_derefs_1): Create a
13908 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13909 * tree-ssa-forwprop.c
13910 (forward_propagate_addr_into_variable_array_index):
13911 Don't expect there to be a cast for the index as that
13912 does not exist anymore.
13913 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13914 instead of PLUS_EXPR.
13915 Don't check for the first operand of the POINTER_PLUS_EXPR
13916 was the index as it cannot be.
13917 Call forward_propagate_addr_into_variable_array_index with
13918 the SSA_NAME instead of the statement.
13919 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13920 (compare_constant): Likewise.
13921 (copy_constant): Likewise.
13922 (compute_reloc_for_constant): Likewise.
13923 (output_addressed_constants): Likewise.
13924 (initializer_constant_valid_p): Likewise.
13925 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13926 Convert the MIN/MAX of the inner type to the outer
13927 type before comparing them.
13928 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13929 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13930 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13931 of PLUS_EXPR for pointers.
13932 * tree-inline.c (estimate_num_insns_1): Handle
13934 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13935 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13936 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13937 instead of PLUS_EXPR for the pointer increment statement.
13938 (vect_update_ivs_after_vectorizer): For pointer types, create
13939 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13940 MULT_EXPR in sizetype.
13941 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13943 * tree-object-size.c (plus_expr_object_size): Handle
13944 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13945 code which is trying to figure out which side is a pointer and
13947 (check_for_plus_in_loops_1): Likewise.
13948 (check_for_plus_in_loops): Likewise.
13949 * c-common.c (pointer_int_sum): Create a
13950 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13951 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13952 only POINTER_PLUS_EXPR. Removing all the extra
13953 code which is trying to figure out which side is a pointer and
13955 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13956 PLUS_EXPR and MINUS_EXPR.
13957 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13959 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13960 with make_tree, instead of a pointer type.
13961 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13962 for pointers instead of PLUS_EXPR.
13963 (s390_gimplify_va_arg): Likewise.
13964 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13965 instead of PLUS_EXPR when doing addition on pointer
13966 types. Use sizetype for the second operand.
13967 (spu_gimplify_va_arg_expr): Likewise.
13968 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13969 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13970 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13971 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13972 for the pointer addition and also use size_int/sizetype
13974 (ix86_gimplify_va_arg): Likewise.
13975 Perform BIT_AND_EXPR on sizetype arguments.
13976 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13977 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13978 for the pointer additions and also use size_int for the offsets.
13979 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13980 additions and also use size_int for the offsets. Perform
13981 BIT_AND_EXPR on sizetype arguments.
13982 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13983 POINTER_PLUS_EXPR for pointers and create the
13984 BIT_AND_EXPR in sizetype.
13985 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13986 instead of PLUS_EXPR for pointer addition.
13987 (rs6000_va_start): Likewise.
13988 Also use sizetype for the offset.
13989 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13990 as PLUS_EXPR/MINUS_EXPR.
13991 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13992 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13993 Don't use BIT_AND_EXPR on a pointer type, convert the
13994 expression to sizetype first.
13995 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13997 (mips_gimplify_va_arg_expr): Likewise.
13998 Don't create BIT_AND_EXPR in a pointer type.
14000 2007-06-15 Eric Christopher <echristo@apple.com>
14002 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14003 (x86_64-*-darwin*): Ditto.
14004 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14007 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14009 * doc/extend.texi: Document behavior of __attribute__((aligned))
14012 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14014 * rtlanal.c (note_stores): Improve documentation.
14016 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14018 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14019 LOCAL_LABEL_PREFIX): Delete.
14020 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14021 (bfin_internal_label): Delete.
14023 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14025 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14026 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14027 otherwise define to LIBGCC2_TF_CEXT.
14028 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14029 (LIBGCC_TF_CEXT): Ditto.
14032 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14034 PR rtl-optimization/32339
14035 * df-scan.c (df_uses_record): Don't modify flags but just add to
14036 it for df_ref_record.
14038 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14040 * tree-mudflap.c: Fix whitespace issues.
14042 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14044 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14046 2007-06-14 Eric Christopher <echristo@apple.com>
14048 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14049 (movv4sf): Use gcc_unreachable instead of abort.
14051 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14054 * config/i386/sfp-machine.h (CMPtype): New define.
14055 (mach stubs): Use CMPtype instead of int as a return type.
14057 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14059 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14060 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14061 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14062 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14063 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14064 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14065 config/soft-fp/soft-fp.h: Update from glibc CVS.
14067 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14069 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14071 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14074 * config/v850/v850.c: Include dataflow header file.
14075 (substitute_ep_register): Fix typo.
14077 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14079 * configure.ac: Fix earlier checkin.
14080 * configure: Regenerated.
14082 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14084 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14085 * aclocal.m4: Regenerate.
14086 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14087 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14088 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14089 * configure: Regenerate.
14090 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14092 * Makefile.in (quickstrap): Build libgcc too.
14094 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14096 * configure.ac: Add --enable-checking=df. Explicitly mention that
14097 the variables are initialized as for "release".
14098 * df-core.c: Use it.
14099 * configure: Regenerate.
14100 * config.in: Regenerate.
14102 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14104 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14105 validate_replace_rtx instead of replace_rtx.
14106 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14108 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14110 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14111 (DWARF2_UNWIND_INFO): Override default if configured with
14113 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14114 (ENDFILE_SPEC): Add crtend.o.
14115 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14116 (ENDFILE_SPEC): Add crtend.o.
14117 (TARGET_USE_JCR_SECTION): Define.
14118 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14120 * config/i386/cygming-crtbegin.c: New file.
14121 * config/i386/cygming-crtend.c: New file.
14123 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14125 * config/i386/w32-unwind.h: New file.
14127 2007-06-13 Eric Christopher <echristo@apple.com>
14129 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14130 the user set a value below STACK_BOUNDARY.
14132 2007-06-13 Thiemo Seufer <ths@networkno.de>
14134 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14135 imply -lpthread for -pthread.
14137 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14139 * basic-block.h: Remove the prototype for
14140 free_basic_block_vars.
14141 * cfglayout.h: Remove the prototype for
14142 insn_locators_initialize.
14143 * tree.h: Remove the prototype for emit_line_note.
14145 * tree-ssa-pre.c (mergephitemp): Remove.
14146 (init_pre): Don't use mergephitemp.
14148 2007-06-13 Eric Christopher <echristo@apple.com>
14150 * config/i386/i386.c (override_options): If we've specified
14151 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14153 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14155 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14158 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14160 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14161 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14162 (eh_store_handler): New pattern.
14163 (eh_return): Emit it instead of a plain move.
14165 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14167 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14168 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14169 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14172 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14174 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14175 (find_next_insn_start, find_load): New functions.
14176 (bfin_reorg): Use them to deal with the fact that parallel insns are
14177 no longer represented as a SEQUENCE.
14179 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14181 * config/sparc/sparc.c (sparc_override_options): Initialize
14182 fpu mask correctly.
14184 2007-06-13 Dave Korn <dave.korn@artimi.com>
14186 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14189 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14191 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14192 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14193 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14194 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14195 tree-vect-transform.c: Fix comment typos. Follow spelling
14198 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14200 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14201 to the exit block use set.
14202 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14203 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14204 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14206 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14208 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14209 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14210 to indicate an error.
14211 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14213 (dbg_cnt_process_opt): Print an error on a bad argument.
14214 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14215 * common.opt (-fdbg-cnt-list): New.
14216 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14218 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14220 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14221 flag on ref-all pointers.
14223 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14225 PR middle-end/31579
14226 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14227 for the offset with the modifier as EXPAND_INITIALIZER
14228 if the modifier is EXPAND_INITIALIZER.
14229 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14230 a register if we had an overflow.
14232 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14234 * real.c (real_isfinite): New.
14235 (real_sqrt): Use it.
14236 * real.h (real_isfinite): New.
14237 * builtins.c: Use it.
14239 2007-06-12 Ian Lance Taylor <iant@google.com>
14240 Daniel Berlin <dberlin@dberlin.org>
14243 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14244 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14245 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14246 (DECL_NO_TBAA_P): Define.
14247 (struct tree_decl_common): Add no_tbaa_flag field.
14248 * tree-ssa-structalias.c (struct variable_info): Add
14249 no_tbaa_pruning field.
14250 (new_var_info): Initialize no_tbaa_pruning field.
14251 (unify_nodes): Copy no_tbaa_pruning field.
14252 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14253 (dump_solution_for_var): Print no_tbaa_pruning flag.
14254 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14256 (compute_tbaa_pruning): New static function.
14257 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14258 Call compute_tbaa_pruning.
14259 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14260 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14261 * gimple-low.c (lower_stmt): Likewise.
14262 * tree-gimple.c (is_gimple_stmt): Likewise.
14263 * tree-ssa-operands.c (get_expr_operands): Likewise.
14264 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14265 * tree-inline.c (estimate_num_insns_1): Likewise.
14266 (copy_result_decl_to_var): Likewise.
14267 * expr.c (expand_expr_real_1): Likewise.
14268 * tree-pretty-print.c (dump_generic_node): Likewise.
14269 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14270 * omp-low.c (omp_copy_decl_2): Likewise.
14271 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14272 * doc/c-tree.texi (Expression trees): Document
14273 CHANGE_DYNAMIC_TYPE_EXPR.
14275 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14277 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14278 with !HONOR_NANS and !HONOR_INFINITIES.
14279 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14281 2007-06-12 Tristan Gingold <gingold@adacore.com>
14283 * gcov.c: Comments updated.
14284 (source_info): Add file_time field.
14285 (source_index): New variable.
14286 (mutiple_files): New variable.
14287 (generate_results): New function extracted from process_file.
14288 (process_file): Save and restore chain of functions, generate
14289 results and free structures only if not merging results.
14290 (release_structures): File names are now freed in create_file_names
14291 (create_file_names): Free previous file names.
14292 (find_source): File date is now read here and modifications in
14293 source files is checked here.
14294 (read_graph_file): Only reverse order of functions for the current
14296 (make_gcov_file_name): Do not generate long names if input_name is
14298 (output_lines): If merging results do not display graph, data and
14300 Checking source file modification is done in find_source.
14302 * doc/gcov.texi: Append an s to sourcefile.
14304 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14306 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14307 (forced_nop): New pattern.
14308 * config/bfin/bfin.c: Include "df.h".
14309 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14310 (bfin_discover_loop): Use df_get_live_in instead of
14311 global_live_at_start.
14312 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14313 df_analyze when done.
14314 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14315 the insns. Use QImode for the final insn in a bundle. Call
14316 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14318 (reorder_var_tracking_notes): New function.
14319 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14320 update_life_info. Call df_analyze after scheduling and bundle
14321 generation. Call reorder_var_tracking_notes if generating these
14322 notes. Call df_finish_pass at the end.
14324 2007-06-12 Dirk Mueller <dmueller@suse.de>
14326 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14327 a comparison, not an assignment.
14329 2007-06-12 Olivier Hainque <hainque@adacore.com>
14331 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
14332 Request walking the subtrees only, leaving the current is_lhs/val_only
14334 (convert_non_local_reference): Likewise.
14336 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
14338 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
14340 2007-06-12 Richard Guenther <rguenther@suse.de>
14342 PR tree-optimization/15353
14343 PR tree-optimization/31657
14344 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
14345 * timevar.def: Add TV_TREE_IFCOMBINE.
14346 * tree-pass.h (pass_tree_ifcombine): Declare.
14347 * tree-ssa-ifcombine.c: New file.
14348 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
14349 * tree-flow.h (blocks_in_phiopt_order): Declare.
14350 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
14351 (tree-ssa-ifcombine.o): New dependencies.
14353 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14355 PR rtl-optimization/32293
14356 * combine.c (simplify_if_then_else): Truncate return from
14357 nonzero_bits() to correct mode.
14359 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14361 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
14362 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
14364 2007-06-11 Diego Novillo <dnovillo@google.com>
14366 * Makefile.in (reload1.o-warn): Remove.
14368 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
14370 * combine.c (subst): Use reg_overlap_mentioned_p
14371 instead of comparing register numbers directly.
14373 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14375 * reload1.c (mark_home_live_1): Use the mode parameter.
14377 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14379 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
14380 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
14382 * df-core.c: Ditto.
14384 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
14386 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
14388 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14390 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
14391 from integer registers.
14392 (FP mode splitters): Handle TFmode.
14394 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
14396 * tree-ssa-structalias.c (find_what_p_points_to): Return false
14397 for ref-all pointers that point-to anything.
14399 2007-06-11 Joseph Myers <joseph@codesourcery.com>
14401 * config/arm/arm.c (arm_output_dwarf_dtprel,
14402 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
14404 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
14406 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
14407 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
14410 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
14412 * tree.c (signed_or_unsigned_type_for): New.
14413 (unsigned_type_for): Use signed_or_unsigned_type_for.
14414 (signed_type_for): Use signed_or_unsigned_type_for.
14415 * tree.h (signed_or_unsigned_type_for): New.
14416 (get_signed_or_unsigned_type): Remove.
14417 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
14418 lang_hooks.types.signed_type
14419 (size_diffop): Likewise.
14420 (all_ones_mask_p): Likewise.
14421 (build_range_check): Likewise.
14422 (fold_cond_expr_with_comparison): Likewise.
14423 (fold_cond_expr_with_comparison): Likewise.
14424 (unextend): Likewise.
14425 (extract_muldiv_1): Likewise.
14426 (fold_single_bit_test_into_sign_test): Likewise.
14427 (fold_binary): Likewise.
14428 (fold_ternary): Likewise.
14429 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
14430 instead of get_signed_or_unsigned_type.
14431 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
14432 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14433 * expr.c (signed_or_unsigned_type_for): Use
14434 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
14435 * langhooks.c (get_signed_or_unsigned_type): Remove.
14436 (lhd_signed_or_unsigned_type): Remove.
14437 * langhooks.h (lang_hooks_for_types): Remove signed_type and
14438 signed_or_unsigned_type.
14439 (lhd_signed_or_unsigned_type): Remove.
14440 * expmed.c (make_tree): Use signed_type_for instead of
14441 lang_hooks.types.signed_type.
14442 * c-common.c (same_scalar_type_ignoring_signedness): Use
14443 c_common_signed_type instead of lang_hooks.types.signed_type.
14444 (c_common_unsigned_type): New.
14445 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
14446 (shorten_compare): Use c_common_unsigned_type instead of
14447 c_common_signed_or_unsigned_type.
14448 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
14450 * convert.c (convert_to_integer): Use signed_type_for instead of
14451 lang_hooks.types.signed_type.
14452 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14453 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
14454 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
14455 * c-format.c (check_format_types): Use c_common_unsigned_type
14456 instead of unsigned_type_for.
14457 * c-decl.c (groakdeclarator): Likewise.
14458 * c-typeck.c (convert_for_assignment): Likewise.
14459 * c-common.h (c_common_unsigned_type): New.
14461 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14464 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
14465 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
14467 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14469 PR middle-end/32279
14470 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
14471 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
14473 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
14474 Sebastian Pop <sebpop@gmail.com>
14476 * lambda-code.c (remove_iv): New.
14477 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
14479 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
14481 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
14482 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
14483 * tree-ssa-loop-prefetch.c: Include optabs.h.
14484 (FENCE_FOLLOWING_MOVNT): New macro.
14485 (struct mem_ref): Add independent_p and storent_p fields.
14486 (record_ref): Initalize the new fields.
14487 (gather_memory_references_ref): Return true if the reference
14489 (gather_memory_references): Check whether all memory accesses
14490 in loop were recorded.
14491 (should_issue_prefetch_p): Return false for nontemporal stores.
14492 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
14493 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
14494 (determine_loop_nest_reuse): Detect independent memory references.
14495 (loop_prefetch_arrays): Call mark_nontemporal_stores.
14496 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
14497 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
14498 * config/i386/i386.h (x86_mfence): Declare.
14499 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
14500 * config/i386/i386.c (x86_mfence): New variable.
14501 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
14503 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
14504 * optabs.c (init_optabs): Initialize storent_optab.
14505 * optabs.h (enum optab_index): Add OTI_storent.
14506 (storent_optab): Declare.
14507 * genopinit.c (optabs): Add initialization for storent_optab.
14508 * tree.h (MOVE_NONTEMPORAL): New macro.
14509 * expr.c (expand_assignment, store_expr, store_constructor_field,
14510 store_constructor, store_field, expand_expr_real_1): Propagate
14511 nontemporality of the expanded store.
14512 (emit_storent_insn): New function.
14513 * expr.h (expand_assignment, store_expr): Declaration changed.
14514 * function.c (assign_parm_setup_reg): Pass false as nontemporality
14515 to expand_assignment.
14516 * stmt.c (expand_asm_expr): Ditto.
14517 * calls.c (initialize_argument_information): Pass false as
14518 nontemporality to store_expr.
14519 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
14522 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14524 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
14526 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
14528 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14530 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
14531 and allow DECL_P here.
14533 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
14535 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
14536 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
14537 track of the size of the expression.
14538 * cfghooks.c (merge_blocks): Remove block from loops structure only
14539 after call of the merge_blocks hook.
14541 2007-06-09 Tom Tromey <tromey@redhat.com>
14543 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
14544 (deprecated_state): Removed.
14545 (start_decl): Update.
14546 (enum deprecated_states): Moved earlier.
14547 (groktypename): Update.
14548 (push_parm_decl): Likewise.
14549 (grokfield): Likewise.
14550 (start_function): Likewise.
14552 2007-06-09 Ian Lance Taylor <iant@google.com>
14554 PR tree-optimization/32169
14555 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
14556 CONVERT_EXPR, check whether min and max both converted to an
14557 overflow infinity representation.
14559 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
14561 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
14562 not inserted on the edge.
14564 2007-06-08 Bob Wilson <bob.wilson@acm.org>
14566 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
14567 instructions if they are supported.
14568 (__divsi3, __umodsi3, __modsi3): Likewise.
14569 (__ashldi3, __ashrdi3, __lshrdi3): New.
14570 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
14572 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
14573 Tony Linthicum <tony.linthicum@amd.com>
14575 * doc/invoke.texi: Add fvect-cost-model flag.
14576 * common.opt (fvect-cost-model): New flag.
14577 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
14578 cost fields in stmt_vec_info struct for STMT.
14579 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
14580 fields in stmt_vec_info struct and access functions for the same.
14581 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
14582 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
14583 load, store and vector to scalar operation.
14584 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
14585 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
14586 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
14587 (TARG_VEC_STORE_COST): Define cost of vector store.
14588 (vect_estimate_min_profitable_iters): Define new function.
14589 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
14590 check to evaluate if loop iterations are less than minimum profitable
14591 iterations determined by cost model or minimum vect loop bound defined
14592 by user, whichever is more conservative.
14593 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
14594 run-time check to evaluate if loop iterations are less than minimum
14595 profitable iterations determined by cost model or minimum vect loop
14596 bound defined by user, whichever is more conservative.
14597 (vect_estimate_min_profitable_iterations): New function to estimate
14598 mimimimum iterartions required for vector version of loop to be
14599 profitable over scalar version.
14600 (vect_model_reduction_cost): New function.
14601 (vect_model_induction_cost): New function.
14602 (vect_model_simple_cost): New function.
14603 (vect_cost_strided_group_size): New function.
14604 (vect_model_store_cost): New function.
14605 (vect_model_load_cost): New function.
14606 (vectorizable_reduction): Call vect_model_reduction_cost during
14608 (vectorizable_induction): Call vect_model_induction_cost during
14610 (vectorizable_load): Call vect_model_load_cost during analysis phase.
14611 (vectorizable_store): Call vect_model_store_cost during analysis phase.
14612 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
14613 vectorizable_promotion, vectorizable_demotion): Call
14614 vect_model_simple_cost during analysis phase.
14616 2007-06-08 Simon Baldwin <simonb@google.com>
14618 * reg-stack.c (get_true_reg): Readability change. Moved default case
14619 label into direct switch statement scope.
14621 2007-06-08 Simon Baldwin <simonb@google.com>
14623 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
14624 in gcc_assert() with '==' comparison.
14626 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14628 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
14629 TARGET_ABM handling of x86_popcnt variable.
14631 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14633 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
14634 __builtin_copysignq and __builtin_infq built-in functions.
14636 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14638 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
14639 SSE4.2 section. Correct built-in function names in SSE4A section.
14641 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14643 PR tree-optimization/32243
14644 * tree-vect-transform.c (vectorizable_type_promotion): Move check
14645 for ncopies after ratio check between nunits_out and nunits_in.
14646 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
14648 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
14650 PR tree-optimization/32224
14651 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
14652 vectorization upon a non GIMPLE_MODIFY_STMT.
14654 2007-06-08 Christian Bruel <christian.bruel@st.com>
14657 * config/sh/sh.md (doloop_end): New pattern and splitter.
14658 * loop-iv.c (simple_rhs_p): Check for hardware registers.
14660 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
14662 PR middle-end/32209
14663 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14665 (verify_dominators): Do not change dominance tree.
14667 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14669 * config/sh/constraints.md: New file.
14670 * config/sh/sh.c: Include tm-constrs.h.
14671 (reg_class_from_letter): Remove.
14672 (prepare_cbranch_operands): Use satisfies_constraint_*
14673 function instead of macro.
14674 (andcosts, broken_move, sh_secondary_reload): Likewise.
14675 * config/sh/predicates.md (trapping_target_operand): Likewise.
14676 (and_operand, arith_operand, arith_reg_or_0_operand,
14677 cmp_operand, logical_operand, target_operand,
14678 ua_address_operand, ua_offset, xor_operand): Likewise.
14679 * config/sh/sh.md: Include constraints.md.
14680 (*movsicc_t_false): Use satisfies_constraint_* function
14682 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14683 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14684 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14685 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14686 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14687 (REG_CLASS_FROM_CONSTRAINT): Remove.
14688 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14689 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14690 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14691 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14692 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14693 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14694 function instead of macro.
14695 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14696 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14697 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14698 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14699 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14700 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14701 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14702 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14703 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14704 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14705 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14706 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14707 EXTRA_CONSTRAINT_STR): Likewise.
14708 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14710 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14712 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14714 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14717 * c-common.h (flag_cpp0x): Replaced by...
14718 (cxx_dialect): ... this new variable specifying the C++ dialect that
14720 * c-common.c (flag_cpp0x): Removed.
14721 (cxx_dialect): Defined.
14722 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14724 * c-opts.c (c_common_post_options): Likewise.
14725 (set_std_cxx98): Set cxx_dialect to cxx98.
14726 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14728 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14729 Hui-May Chang <hm.chang@apple.com>
14731 * doc/invoke.texi (Darwin Options): Update documentation for
14732 -mmacosx-version-min.
14733 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14734 * config/darwin-driver.c: New file.
14735 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14736 * config/t-darwin (darwin-driver.o): New rule.
14738 * config/darwin-c.c (version_as_macro): Ignore low digit.
14740 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14742 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14743 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14744 (CSGNMODE): New mode macro.
14745 (CSGNVMODE): New mode attribute.
14746 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14747 expander using CSGNMODE mode macro. Handle TFmode.
14748 (copysign<mode>3_const): Rename from copysignsf3_const and
14749 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14751 (copysign<mode>3_var): Rename from copysignsf3_var and
14752 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14754 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14755 mode macro. Handle TFmode.
14756 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14757 (iortf3, *iortf3): Ditto.
14758 (xortf3, *xortf3): Ditto.
14759 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14760 TFmode and TImode masks.
14761 (ix86_expand_copysign): Expand TFmode copysign insn.
14762 (IX86_BUILTIN_INFQ): New.
14763 (IX86_BUILTIN_FABSQ): Ditto.
14764 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14765 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14766 [__builtin_fabsq]: Ditto.
14767 [__builtin_copysignq]: Ditto.
14768 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14769 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14770 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14771 ix86_expand_binop_builtin().
14773 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14775 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14777 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14780 * rtl.h (push_to_sequence2): New.
14781 * emit-rtl.c (push_to_sequence2): New.
14782 * function.c (assign_parm_data_all): Add new fields.
14783 (assign_parm_setup_block): Call push_to_sequence2 instead of
14785 (assign_parm_setup_reg): Ditto.
14786 (assign_parm_setup_stack): Ditto.
14787 (assign_parms_unsplit_complex): Ditto.
14788 (assign_parms): Change field name.
14790 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14792 PR tree-optimization/32220
14793 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14794 phi node is reached before defining statement.
14796 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14799 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14800 after changing the right hand side of the assignment.
14802 2007-06-06 Eric Christopher <echristo@apple.com>
14804 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14805 (x86_64-*-darwin*): Ditto.
14806 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14807 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14809 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14811 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14812 coding conventions.
14813 (add_key): Likewise.
14814 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14815 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14817 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14819 (add_cost_one_coalesce): Likewise.
14820 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14821 variable names. Rename orig to orig_name for consistency.
14822 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14823 coding conventions.
14824 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14826 (record_equivalences_from_stmt): Likewise.
14827 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14828 the coding conventions.
14829 (memory_ssa_name_same): Likewise.
14830 (dse_optimize_stmt): Likewise.
14831 (dse_record_phis): Likewise.
14832 (dse_finalize_block): Likewise.
14833 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14834 keywords as variable names.
14835 (may_move_till): Cast according to the coding conventions.
14836 (force_move_till_expr): Avoid using C++ keywords as variable names.
14837 (force_move_till): Cast according to the coding conventions.
14838 (memref_hash): Likewise.
14839 (memref_eq): Likewise.
14840 (gather_mem_refs_stmt): Likewise.
14841 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14842 using C++ keywords as variable names.
14843 (idx_find_step): Cast according to the coding conventions.
14844 (idx_record_use): Likewise.
14845 (find_depends): Likewise.
14846 (prepare_decl_rtl): Likewise.
14847 (mbc_entry_hash): Likewise.
14848 (mbc_entry_eq): Likewise.
14849 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14850 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14851 (idx_infer_loop_bounds): Cast according to the coding conventions.
14852 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14853 * tree-ssa-math-opts.c (occ_new ): Likwise.
14854 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14856 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14858 (add_use_op): Likewise.
14859 (add_vop): Likewise.
14860 (add_vuse_op): Likewise.
14861 (add_vdef_op): Likewise.
14862 (get_expr_operands): Likewise.
14863 (push_stmt_changes): Use type safe memory macros.
14864 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14865 keywords as variable names.
14866 (conditional_replacement): Likewise.
14867 (minmax_replacement): Likewise.
14868 (abs_replacement): Likewise.
14869 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14870 coding conventions.
14871 (insert_fake_stores): Avoid using C++ keywords as variable names.
14872 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14874 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14875 (heapvar_insert): Use type safe memory macros.
14876 (new_var_info): Cast according to the coding conventions.
14877 (new_constraint): Likewise.
14878 (remove_preds_and_fake_succs): Use type safe memory macros.
14879 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14881 (thread_single_edge): Likewise.
14882 (thread_through_loop_header): Likewise.
14884 2007-06-06 Eric Christopher <echristo@apple.com>
14886 * config/i386/i386.c (override_options): Move handling
14887 of TARGET_SUBTARGET* earlier.
14889 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14891 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14894 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14896 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14897 emited outside of basic block.
14898 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14899 the created blocks.
14900 * rtl.h (delete_insn_chain): Declaration changed.
14901 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14903 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14904 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14905 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14906 to delete_insn_chain.
14907 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14908 do not have bb field set.
14909 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14911 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14912 * cfgcleanup.c (try_optimize_cfg): Ditto.
14914 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14916 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14917 (lambda_body_vector_new): Use type safe memory macros.
14918 (lambda_linear_expression_new): Likewise.
14919 (lambda_loopnest_new): Likewise.
14920 (lambda_lattice_new): Likewise.
14921 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14922 conventions. Use type safe memory macros.
14923 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14924 (lambda_body_vector_s): Likewise.
14925 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14926 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14928 2007-06-06 Richard Guenther <rguenther@suse.de>
14930 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14931 if we need to schedule cfg_cleanup.
14932 (tree_ssa_forward_propagate_single_use_vars): Do so.
14934 2007-06-06 Ian Lance Taylor <iant@google.com>
14936 * fold-const.c (merge_ranges): If range_successor or
14937 range_predecessor fail, just return 0.
14939 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14941 PR tree-optimization/32216
14942 * tree-vectorizer.c (supportable_widening_operation): Determine
14943 signedness of FIX_TRUNC_EXPR from output operand.
14944 (supportable_narrowing_operation): Ditto.
14945 * tree-vect-generic.c (expand_vector_operations_1): Determine
14946 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14947 from input operand.
14949 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14951 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14952 (struct pta): ...from here. Change flags to unsigned to avoid
14953 excessive casting (as it is used as a bit mask).
14954 (override_options): Add casts according to the coding convenventions.
14955 (x86_64_elf_unique_section): Likewise.
14956 (examine_argument): Avoid using C++ keywords as variable names.
14957 (construct_container): Likewise.
14958 (legitimize_pic_address): Likewise.
14959 (get_dllimport_decl): Cast according to the coding conventions. Use
14960 type safe memory macros.
14961 (legitimize_address): Cast according to the coding conventions.
14962 (emit_i387_cw_initialization): Corrected the type of slot to enum
14964 (ix86_init_machine_status): Use type safe memory macros.
14965 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14966 (bdesc_pcmpistr): Likewise.
14967 (bdesc_crc32): Likewise.
14968 (bdesc_sse_3arg): Likewise.
14969 (bdesc_2arg): Likewise.
14970 (bdesc_1arg): Likewise.
14971 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14972 (ix86_expand_sse_pcmpistr): Likewise.
14973 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14974 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14975 int to match the langhook definition.
14976 (ix86_builtin_conversion): Change the type of code to unsigned init to
14977 match the langhook definition.
14978 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14980 (ix86_preferred_output_reload_class): Likewise.
14981 (ix86_cannot_change_mode_class): Likewise.
14982 (ix86_memory_move_cost): Likewise.
14983 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14984 avoid excessive casting later on.
14985 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14987 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14989 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14990 as flags setting insn.
14991 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14993 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14995 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14996 (UNSPEC_ROUND): New.
14997 ("sse4_1_round<mode>2"): New insn pattern.
14998 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15000 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15001 expander using SSEMODEF mode macro. Expand using
15002 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15003 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15004 expander using SSEMODEF mode macro. Expand using
15005 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15006 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15007 expander using SSEMODEF mode macro. Expand using
15008 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15009 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15010 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15011 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15014 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15015 Sebastian Pop <sebpop@gmail.com>
15017 * lambda.h (build_linear_expr): New.
15018 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15019 Use build_linear_expr, call fold and force_gimple_operand.
15020 (lambda_loopnest_to_gcc_loopnest): Check that there is
15021 something to insert.
15022 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15024 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15026 PR preprocessor/23479
15027 * doc/extend.texi: Document the 0b-prefixed binary integer
15028 constant extension.
15030 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15032 PR tree-optimization/32215
15033 * tree-vectorizer.c (supportable_widening_operation): Return false
15034 for unsupported FIX_TRUNC_EXPR tree code.
15035 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15037 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15039 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15040 register on SPE targets. Change documentation to reflect
15042 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15043 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15044 out of the register allocation pool.
15045 (rs6000_reg_live_or_pic_offset_p): New function.
15046 (rs6000_emit_prologue): Move the actual saving of LR up to free
15047 r0 for holding r11. Split saving of SPE 64-bit registers into
15048 its own case. Ensure that offsets will always be in-range for
15049 'evstdd' by using r11 as a scratch register to point at the start
15050 of the SPE save area. Save r11 if necessary, as it is the static
15052 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15053 into its own case. Ensure that offsets will always be in-range
15054 for 'evldd' by using r11 as a scratch register to point at the
15055 start of the SPE save area. Also adjust r11 when restoring
15056 the stack pointer to compensate for pre-loading r11.
15058 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15060 * cfg.c (init_flow): Use type safe memory macros.
15061 (alloc_block): Likewise.
15062 (unchecked_make_edge): Likewise.
15063 (dump_flow_info): Avoid using C++ keywords as variable names.
15064 (copy_original_table_clear): Cast according to the coding conventions.
15065 (copy_original_table_set): Likewise.
15066 * cfgexpand (label_rtx_for_bb): Likewise.
15067 (expand_gimple_basic_block): Likewise.
15068 * cfghooks.c (dump_bb): Likewise.
15069 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15071 (lv_add_condition_to_bb): Likewise.
15072 * cfglayout (relink_block_chain): Cast according to the coding
15074 (fixup_reorder_chain): Likewise.
15075 (fixup_fallthru_exit_predecessor): Likewise.
15076 * cfgloop.c (glb_enum_p): Likewise.
15077 (get_exit_description): Likewise.
15078 (dump_recorded_exit): Likewise.
15079 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15080 (struct loop): ... from here.
15081 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15083 * cfgrtl.c (rtl_create_basic_block): Likewise.
15084 (rtl_split_block): Likewise.
15085 (rtl_dump_bb): Likewise.
15086 (cfg_layout_split_block): Likewise.
15087 (init_rtl_bb_info): Use typesafe memory macros.
15089 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15090 * graphds.h: Updated all usages of edge to graph_edge.
15091 * graphds.c: Likewise.
15092 * cfgloopanal.c: Likewise.
15094 2007-06-05 Ian Lance Taylor <iant@google.com>
15096 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15097 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15098 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15100 (test_for_singularity): Likewise.
15102 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15104 * config/i386/constraints.md ("Y2"): Replaced by ...
15106 * config/i386/i386.md: Likewise.
15107 * config/i386/mmx.md: Likewise.
15108 * config/i386/sse.md: Likewise.
15110 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15112 * config/i386/constraints.md ("z"): Replaced by ...
15114 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15115 (sse4_1_blendvps): Likewise.
15116 (sse4_1_pblendvb): Likewise.
15117 (sse4_2_pcmpestr): Likewise.
15118 (sse4_2_pcmpestrm): Likewise.
15119 (sse4_2_pcmpestr_cconly): Likewise.
15120 (sse4_2_pcmpistr): Likewise.
15121 (sse4_2_pcmpistrm): Likewise.
15122 (sse4_2_pcmpistr_cconly): Likewise.
15124 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15126 * matrix-reorg.c (transform_access_sites): Fix computation.
15127 (transform_allocation_sites): Same.
15129 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15131 * config/i386/i386.c (override_options): Use
15132 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15134 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15136 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15137 (nonimm_not_xmm0_operand): Ditto.
15138 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15139 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15140 as operand[2] predicate. Require "z" class XMM register for
15141 operand[3]. Adjust asm template.
15142 ("sse4_1_blendvpd"): Ditto.
15143 ("sse4_1_pblendvb"): Ditto.
15144 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15145 force op2 into xmm0 register for variable blend instructions.
15147 2007-06-04 Tom Tromey <tromey@redhat.com>
15149 * c-tree.h (start_enum): Update.
15150 (build_enumerator): Likewise.
15151 * c-decl.c (enum_next_value): Removed.
15152 (enum_overflow): Likewise.
15153 (start_enum): Add c_enum_contents argument. Don't use globals.
15154 (build_enumerator): Likewise.
15155 * c-tree.h (struct c_enum_contents): New struct.
15157 2007-06-04 Tom Tromey <tromey@redhat.com>
15159 * c-common.c (c_common_get_alias_set): Fix indentation.
15161 2007-06-04 Ian Lance Taylor <iant@google.com>
15163 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15164 to overflow, reduce overflow infinity to regular infinity.
15165 (vrp_var_may_overflow): New static function.
15166 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15168 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15170 * stor-layout.c (layout_type): Remove duplicate code.
15172 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15175 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15176 before build_common_builtin_nodes ().
15178 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15181 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15183 2007-06-04 Jan Hubicka <jh@suse.cz>
15185 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15186 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15187 instead of _stat version.
15189 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15191 PR tree-optimization/32194
15192 * tree-predcom.c (determine_offset): Check that both references have
15195 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15197 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15198 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15199 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15200 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15201 Add argument to iterate_fix_dominators call.
15202 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15203 * gcse.c (hoist_code): Change domby to vector.
15204 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15205 Add argument to iterate_fix_dominators call.
15206 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15207 recompute_dominator.
15208 * lambda-code.c (perfect_nestify): Ditto.
15209 * cfgloopanal.c: Include graphds.h.
15210 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15211 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15212 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15214 * graphds.c: New file.
15215 * graphds.h: New file.
15216 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15217 (get_dominated_by, get_dominated_by_region): Change return type to
15219 (verify_dominators): Recompute all dominators and compare the results.
15220 (recount_dominator): Renamed to ...
15221 (recompute_dominator): ... this. Do not check that the block is
15222 dominated by entry.
15223 (iterate_fix_dominators): Reimplemented.
15224 (prune_bbs_to_update_dominators, root_of_dom_tree,
15225 determine_dominators_for_sons): New functions.
15226 * et-forest.c (et_root): New function.
15227 * et-forest.h (et_root): Declare.
15228 * Makefile.in (graphds.o): Add.
15229 (cfgloopanal.o): Add graphds.h dependency.
15230 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15231 * basic-block.h (get_dominated_by, get_dominated_by_region,
15232 iterate_fix_dominators): Declaration changed.
15233 (recount_dominator): Renamed to ...
15234 (recompute_dominator): ... this.
15235 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15236 (thread_through_all_blocks): Do not free dominance info.
15238 2007-06-03 Andreas Schwab <schwab@suse.de>
15240 * config/m68k/m68k.c (override_options): Don't override
15242 * config/m68k/m68k-modes.def (SF, DF): Define to use
15243 motorola_single_format and motorola_double_format, resp.
15244 * real.c (motorola_single_format): Renamed from
15245 coldfire_single_format.
15246 (motorola_double_format): Renamed from coldfire_double_format.
15247 (encode_ieee_extended): Generate a proper canonical NaN image
15248 respecting canonical_nan_lsbs_set.
15249 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15251 * real.h: Adjust declarations.
15253 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15256 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15257 the symbol is generated with the stack protector.
15259 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15261 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15262 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15264 * doc/extend.texi (interrupt): Mention m68k.
15266 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15268 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15269 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15270 (ix86_expand_sse_pcmpestr): Do not check operands for
15271 "register_operand", when insn operand predicate is "register_operand".
15272 (ix86_expand_sse_pcmpistr): Ditto.
15274 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15275 Uros Bizjak <ubizjak@gmail.com>
15277 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15278 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15279 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15280 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15281 * config/i386/constraints.md ("z"): New register constraint
15282 for members of SSE_FIRST_REG class.
15283 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15284 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15285 SSE_FIRST_REG class.
15286 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15287 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15288 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15289 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15290 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15291 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15292 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15293 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15294 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15295 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15296 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15297 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15298 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15299 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15300 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15301 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15302 (struct builtin_description): Change "flag" field to unsigned.
15303 (bdesc_pcmpestr): New builtin description table.
15304 (bdesc_pcmpistr): Likewise.
15305 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15306 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15307 Initialize pcmp[ei]str[im] insns for SSE4.2.
15308 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15309 (ix86_expand_sse_pcmpistr): Likewise.
15310 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15311 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15312 (UNSPEC_PCMPISTR): Likewise.
15313 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15314 (sse4_2_pcmpestri):New isns pattern.
15315 (sse4_2_pcmpestrm): Likewise.
15316 (sse4_2_pcmpestr_cconly): Likewise.
15317 (sse4_2_pcmpistr): New insn patern and splitter.
15318 (sse4_2_pcmpistri):New isns pattern.
15319 (sse4_2_pcmpistrm): Likewise.
15320 (sse4_2_pcmpistr_cconly): Likewise.
15321 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15324 2007-06-01 David Daney <ddaney@avtrex.com>
15326 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15327 LOADGP_ABSOLUTE and not binds_local_p.
15329 2007-06-01 Geoffrey Keating <geoffk@apple.com>
15331 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
15333 2007-06-01 Ian Lance Taylor <iant@google.com>
15335 * tree-vrp.c (compare_name_with_value): Always set
15336 used_strict_overflow if we get a result from the variable itself.
15338 2007-06-01 Ian Lance Taylor <iant@google.com>
15340 PR rtl-optimization/31455
15341 * lower-subreg.c (find_decomposable_subregs): Don't decompose
15342 subregs which have a cast between modes which are not tieable.
15344 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
15346 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
15347 breaks after return statements.
15349 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
15351 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
15352 only after no_new_pseudos.
15354 2007-05-31 Eric Christopher <echristo@apple.com>
15356 * expr.c (convert_move): Assert that we don't have a BLKmode
15358 (store_expr): Handle BLKmode moves by calling emit_block_move.
15360 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
15362 * c-typeck.c (build_indirect_ref): Include type in error message.
15363 (build_binary_op): Pass types to binary_op_error.
15364 * c-common.c (binary_op_error): Take two type arguments, print out
15366 * c-common.h (binary_op_error): Update prototype.
15368 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15370 * config/i386/i386.c: Correct coments on -mno-sse4.
15372 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15374 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
15375 (x86_64-*-*): Likewise.
15376 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
15377 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
15378 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15379 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
15380 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15381 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15382 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15383 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15384 (OPTION_MASK_ISA_SSE4): Likewise.
15385 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
15386 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15387 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
15388 (override_options): Support SSE4.2.
15389 (ix86_build_const_vector): Support SImode and DImode.
15390 (ix86_build_signbit_mask): Likewise.
15391 (ix86_expand_int_vcond): Support V2DImode.
15392 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
15393 (IX86_BUILTIN_CRC32HI): Likewise.
15394 (IX86_BUILTIN_CRC32SI): Likewise.
15395 (IX86_BUILTIN_CRC32DI): Likewise.
15396 (IX86_BUILTIN_PCMPGTQ): Likewise.
15397 (bdesc_crc32): Likewise.
15398 (bdesc_sse_3arg): Likewise.
15399 (ix86_expand_crc32): Likewise.
15400 (ix86_init_mmx_sse_builtins): Support SSE4.2.
15401 (ix86_expand_builtin): Likewise.
15402 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15403 __SSE4_2__ for -msse4.2.
15404 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
15405 (CRC32MODE): Likewise.
15406 (crc32modesuffix): Likewise.
15407 (crc32modeconstraint): Likewise.
15408 (sse4_2_crc32<mode>): Likewise.
15409 (sse4_2_crc32di): Likewise.
15410 * config/i386/i386.opt (msse4.2): New for SSE4.2.
15412 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
15413 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
15414 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
15415 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
15416 (vcondu<mode>): Likewise.
15417 * doc/extend.texi: Document SSE4.2 built-in functions.
15418 * doc/invoke.texi: Document -msse4.2/-msse4.
15420 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
15422 PR tree-optimization/32160
15423 * tree-predcom.c (predcom_tmp_var): New function. Mark created
15424 variable as gimple reg.
15425 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
15427 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
15429 * gcc.c (main): Don't consider linker options when issuing the
15430 warning about a linker input file not being used.
15432 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15434 * tree-vrp.c (compare_names): Initialize sop.
15436 2007-05-30 Dirk Mueller <dmueller@suse.de>
15438 * cgraphunit.c (cgraph_analyze_function): Remove
15439 computation of inline parameters.
15441 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15443 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
15445 2007-05-30 Richard Sandiford <richard@codesourcery.com>
15447 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
15448 Add vx-common.h. Include vxworks.h between vx-common.h and
15450 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
15452 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
15453 (TARGET_ASM_DESTRUCTOR): Likewise.
15454 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
15455 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
15456 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15457 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
15458 (VXWORKS_ENDIAN_SPEC): Define.
15459 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
15460 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
15461 VXWORKS_* equivalents.
15462 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
15463 (ASM_FILE_START): Delete.
15464 (TARGET_VERSION): Reformat.
15465 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
15466 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
15467 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
15468 (FPBIT, DPBIT): Define.
15469 (fp-bit.c, dp-bit.c): New rules.
15470 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
15471 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
15472 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
15473 * config/arm/arm.h: Include vxworks-dummy.h.
15474 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
15475 Mark with ATTRIBUTE_UNUSED.
15476 (arm_override_options): Do not allow VxWorks RTP PIC to be used
15477 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
15478 make it incompatible with -msingle-pic-base.
15479 (arm_function_ok_for_sibcall): Return false for calls that might
15480 go through a VxWorks PIC PLT entry.
15481 (require_pic_register): New function, split out from...
15482 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
15484 (arm_load_pic_register): Handle the VxWorks RTP initialization
15485 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
15486 (arm_emit_call_insn): New function.
15487 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
15488 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
15489 (pic_offset_arm): New pattern.
15490 (call, call_value): Use arm_emit_call_insn.
15491 (call_internal, call_value_internal): New expanders.
15492 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
15493 VxWorks unless __PIC__.
15495 2007-05-30 Eric Christopher <echristo@gmail.com>
15497 * genrecog.c: Include regs.h in generated file.
15498 * genemit.c: Ditto. Fix up formatting.
15499 * config/mn10300/constraints.md: New.
15500 * config/mn10300/mn10300.md: Include.
15501 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
15502 Fix up for removed macro.
15503 * config/mn10300/predicates.md (call_address_operand): Ditto.
15504 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
15505 (CONST_OK_FOR_I): Ditto.
15506 (CONST_OK_FOR_J): Ditto.
15507 (CONST_OK_FOR_K): Ditto.
15508 (CONST_OK_FOR_L): Ditto.
15509 (CONST_OK_FOR_M): Ditto.
15510 (CONST_OK_FOR_N): Ditto.
15511 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
15515 (EXTRA_CONSTRAINT): Ditto.
15517 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15519 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
15521 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
15522 OPTION_MASK_ISA_64BIT.
15523 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
15525 2007-05-30 Richard Guenther <rguenther@suse.de>
15527 PR middle-end/32152
15528 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
15529 types for comparison.
15530 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
15531 with original typed arguments.
15532 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
15534 2007-05-30 Jakub Jelinek <jakub@redhat.com>
15536 PR tree-optimization/31769
15537 * except.c (duplicate_eh_regions): Clear prev_try if
15538 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
15540 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
15542 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
15543 * tree-ssa-sink.c (statement_sink_location): Return basic block and
15544 bsi of the location where statements should be inserted.
15545 (sink_code_in_bb): Take bsi from statement_sink_location.
15546 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
15547 instead of bsi_start.
15548 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
15550 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
15551 (bsi_move_before): Document inconsistency with bsi_move_after.
15552 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
15554 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15556 * config/i386/i386.h (TARGET_ABM): New define.
15557 (TARGET_POPCNT): Ditto.
15558 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
15559 New temporary defines to redefine from OPTION_ISA_* defines.
15560 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
15561 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
15562 (ix86_isa_flags): New extern int declaration.
15563 (TARGET_SUBTARGET_DEFAULT): New define.
15564 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
15565 (TARGET_SUBTARGET32_DEFAULT): Ditto.
15566 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
15567 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15568 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
15569 * config/i386/darwin.h: Change TARGET_64BIT define to
15572 * config/i386/i386.opt (m3dnowa): Define as undocumented option
15573 using existing "ix86_isa_flags" varible.
15574 (m32, m64): Use existing "ix86_isa_flags" variable.
15575 (mmmx, m3dnow): Ditto.
15576 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
15577 (mabm): Define as non-negative option using "x86_abm" variable.
15578 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
15580 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
15581 Rewrite feature test bitmap.
15582 (ix86_isa_flags): New initialized global int varible.
15583 (ix86_isa_flags_explicit): New static int variable.
15584 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
15585 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
15586 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
15587 target_flags_explicit.
15588 (override_options): Remove "target_enable" and "target_disable" fields
15589 from "struct ptt". Update processor_target_table accordingly. Remove
15590 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
15591 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
15592 "target_flags" and "ix86_isa_flags_explicit" instead of
15593 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
15594 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
15595 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
15596 to true when either of PTA_POPCNT or PTA_ABM is set in
15597 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
15598 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
15599 processor_alias_table flags entry. Remove handling of
15600 "target_enable" and "target_disable" fields of processor_target_table.
15601 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
15602 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
15603 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
15604 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
15605 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
15607 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
15609 2007-05-29 David Daney <ddaney@avtrex.com>
15612 * config/mips/mips.c (mips_output_mi_thunk): Emit
15613 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
15615 2007-05-29 Hui-May Chang <hm.chang@apple.com>
15616 * config/i386/i386.c (ix86_function_regparm): Added checking of
15617 ix86_force_align_arg_pointer to determine the number of
15618 register parameters.
15620 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
15622 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
15623 (SET_DR_MISALIGNMENT): New.
15624 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
15625 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
15626 Use SET_DR_MISALIGNMENT.
15627 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
15629 * tree-data-ref.c (create_data_ref, compute_all_dependences,
15630 find_loop_nest): Export.
15631 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
15632 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
15633 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
15634 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
15636 (struct mem_ref): Add field reuse_distance.
15637 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
15638 Initialize reuse_distance field.
15639 (issue_prefetch_ref): Select temporality of prefetch according to
15641 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
15642 self_reuse_distance, determine_loop_nest_reuse): New functions.
15643 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
15644 (tree_ssa_prefetch_arrays): Dump L2 cache size.
15645 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
15648 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
15650 * tree-ssa-alias.c: Add aliasing overview.
15652 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
15653 Danny Smith <dannysmith@users.sourceforge.net>
15656 * config/i386/t-crtfm: Compile crtfastmath.o with
15657 -minline-all-stringops.
15658 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
15659 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
15661 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15663 * doc/md.texi: Document constraints on HP PA-RISC.
15665 * pa/constraints.md: New file.
15666 * pa.md: Include constraints.md.
15667 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15668 (integer_store_memory_operand, ldil_cint_p): New functions.
15669 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15670 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15671 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15672 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15673 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15675 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15678 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15679 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15680 case POSTDECREMENT_EXPR>): Return the error_mark_node
15681 if either the real or imaginary parts would an
15684 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15686 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15687 name when we remove it from a call.
15689 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15691 * targhooks.c (default_narrow_bitfield): Remove.
15692 * targhooks.h: Remove the prototype for
15693 default_narrow_bitfield.
15695 * langhooks-def.h: Remove the prototype for
15696 hook_get_alias_set_0.
15697 * langhooks.c (hook_get_alias_set_0): Remove.
15699 * global.c (EXECUTE_IF_CONFLICT): Remove.
15701 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15704 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15705 return true when truth_value_p is true and the type
15708 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15710 * doc/install.texi (Prerequisites): We no longer require Autoconf
15711 2.13 for the top-level.
15713 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15715 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15716 memory access via x86_expand_vector_move_misalign() only for
15717 TImode values on 32-bit targets.
15719 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15721 * matrix-reorg.c: New file. Implement matrix flattening and
15722 transposing optimization.
15723 * tree-pass.h: Add matrix reorg pass.
15724 * common.opt: Add fipa-mreorg flag.
15725 * Makefile.in: Add matrix-reorg.c.
15726 * passes.c: Add matrix reorg pass.
15727 * varpool.c (add_new_static_var): New function.
15728 * cgraph.h (add_new_static_var): Declare.
15730 2007-05-27 Eric Christopher <echristo@apple.com>
15732 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15733 sp_offset depending on stack size. Save r12 depending
15734 on registers we're saving later.
15735 (rs6000_emit_epilogue): Update sp_offset depending only
15738 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15740 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15741 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15742 * ifcvt.c (if_convert): Ditto.
15743 * tree-ssa-threadupdate.c (thread_block): Ditto.
15744 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15745 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15746 verify_loop_closed_ssa): Check number_of_loops instead of
15748 * predict.c (tree_estimate_probability): Ditto.
15749 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15750 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15751 * modulo-sched.c (sms_schedule): Ditto.
15752 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15753 (scev_finalize): Do not do anything if scev analysis was not
15755 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15756 current_loops == NULL.
15757 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15758 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15759 there are no loops.
15760 (loop_optimizer_finalize): Assert that loops were analyzed.
15761 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15762 rtl_doloop): Check number_of_loops instead of current_loops.
15763 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15764 current_loops == NULL.
15765 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15766 gate_tree_vectorize tree_linear_transform, check_data_deps,
15767 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15768 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15769 Check number_of_loops instead of current_loops.
15770 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15771 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15772 free loops if available.
15773 (execute_pre): Do not pass do_fre to fini_pre.
15775 2007-05-27 Tobias Burnus <burnus@net-b.de>
15777 PR middle-end/32083
15778 * real.c (mpfr_from_real): Fix sign of -Inf.
15780 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15782 * tree-vect-transform.c (vectorizable_conversion): Initialize
15783 tree_code variables to ERROR_MARK.
15784 (vectorizable_type_demotion): Likewise.
15785 (vectorizable_type_promotion): Likewise.
15787 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15790 * config/i386/i386.md (movti): Handle push operands via
15791 ix86_expand_push().
15793 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15795 * basic-block.h: Remove the prototype for merge_seq_blocks.
15796 * cfgcleanup.c (merge_seq_blocks): Remove.
15798 * tree-flow.h: Remove the prototype for is_aliased_with.
15799 * tree-ssa-alias.c (is_aliased_with): Remove.
15801 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15803 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15805 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15807 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15808 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15809 (vec_unpacks_hi_v16qi): Likewise.
15810 (vec_unpacku_lo_v16qi): Likewise.
15811 (vec_unpacks_lo_v16qi): Likewise.
15812 (vec_unpacku_hi_v8hi): Likewise.
15813 (vec_unpacks_hi_v8hi): Likewise.
15814 (vec_unpacku_lo_v8hi): Likewise.
15815 (vec_unpacks_lo_v8hi): Likewise.
15816 (vec_unpacku_hi_v4si): Likewise.
15817 (vec_unpacks_hi_v4si): Likewise.
15818 (vec_unpacku_lo_v4si): Likewise.
15819 (vec_unpacks_lo_v4si): Likewise.
15821 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15823 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15824 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15825 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15826 follow spelling conventions in various
15827 warning/error/diagnostic messages.
15829 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15830 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15831 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15832 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15833 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15834 * doc/tm.texi: Follow spelling conventions.
15836 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15839 * tree-ssa-forwprop.c
15840 (forward_propagate_addr_into_variable_array_index): Remove
15841 the lhs argument. Use the type of def_rhs instead of lhs.
15842 (forward_propagate_addr_expr_1): Update use of
15843 forward_propagate_addr_into_variable_array_index.
15845 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15846 Nigel Stephens <nigel@mips.com>
15848 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15849 function attributes, "far" being an alias for "long_call".
15850 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15851 (mips_near_type_p, mips_far_type_p): New.
15852 (mips_comp_type_attributes): New function to check that attributes
15853 attached to a function type are compatible.
15854 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15855 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15856 to the target function of the thunk.
15857 (mips_encode_section_info): Check for "near" and "far" function
15858 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15860 * config/mips/predicates.md (const_call_insn_operand): Test only
15861 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15863 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15866 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15867 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15868 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15869 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15871 2007-05-25 Eric Christopher <echristo@apple.com>
15873 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15874 to x86-darwin configurations.
15875 * config/i386/t-darwin: Add softfp support.
15876 * config/i386/t-darwin64: Ditto.
15877 * config/i386/sfp-machine.h: If mach then don't use
15878 aliasing, emit a stub to call.
15880 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15882 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15883 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15884 tree-predcom.c, tree-ssa-alias-warnings.c,
15885 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15886 comment typos. Follow spelling conventions.
15887 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15889 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15892 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15893 constants into memory. Expand unaligned memory references for
15894 SSE modes via x86_expand_vector_move_misalign() function.
15896 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15898 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15899 "memory" attribute for "sseishft" type insn without operands[2].
15901 2007-05-25 Dirk Mueller <dmueller@suse.de>
15902 Marcus Meissner <meissner@suse.de>
15904 * doc/extend.texi (alloc_size): New attribute.
15905 * c-common.c (handle_alloc_size_attribute): New.
15906 * tree-object-size.c (alloc_object_size): Use alloc_size
15907 attribute, if available.
15909 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15911 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15913 (__builtin_ia32_vec_ext_v2di): Likewise.
15914 (__builtin_ia32_vec_ext_v4si): Likewise.
15915 (__builtin_ia32_vec_ext_v8hi): Likewise.
15916 (__builtin_ia32_vec_ext_v16qi): Likewise.
15917 (__builtin_ia32_vec_set_v8hi): Likewise.
15919 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15921 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15923 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15925 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15926 (arm_is_longcall_p): Rename to...
15927 (arm_is_long_call_p): ...this. Take a single tree argument and
15929 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15930 (CUMULATIVE_ARGS): Remove call_cookie.
15931 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15932 (ENCODED_LONG_CALL_ATTR_P): Delete.
15933 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15934 LONG_CALL_FLAG_CHAR cases.
15935 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15936 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15937 ARM_DECLARE_FUNCTION_SIZE.
15938 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15939 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15940 (arm_encode_call_attribute, current_file_function_operand): Delete.
15941 (arm_function_in_section_p): New function.
15942 (arm_is_longcall_p): Rename to...
15943 (arm_is_long_call_p): ...this. Take the target function as a single
15944 argument and return a bool. Do not rely on call cookies. Check
15945 whether the target symbol is in the same section as the current
15946 function, not just the same compilation unit.
15947 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15948 (arm_encode_section_info): Don't encode a call type.
15949 * config/arm/arm.md (call, call_value): Update calls to
15950 arm_is_long(_)call_p. Simplify logic.
15951 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15952 Update calls to arm_is_long(_)call_p.
15954 2007-05-25 Richard Guenther <rguenther@suse.de>
15956 PR tree-optimization/31982
15957 * tree-ssa-forwprop.c
15958 (forward_propagate_addr_into_variable_array_index): Handle arrays
15959 with element size one.
15961 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15963 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15964 (umulsi3_highpart): Likewise.
15966 2007-05-24 Ian Lance Taylor <iant@google.com>
15968 PR rtl-optimization/32069
15969 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15972 2007-05-24 Ollie Wild <aaw@google.com>
15974 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15977 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15979 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15980 (oprs_unchanged_p): Use it to check all registers in a REG.
15981 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15982 (reg_set_between_after_reload_p): Delete.
15983 (reg_used_between_after_reload_p): Likewise.
15984 (reg_set_or_used_since_bb_start): Likewise.
15985 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15986 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15987 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15988 * rtlanal.c (reg_set_p): Check whether REG overlaps
15989 regs_invalidated_by_call, rather than just checking the
15990 membership of REGNO (REG).
15992 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15994 * doc/passes.texi: Document predictive commoning.
15995 * doc/invoke.texi (-fpredictive-commoning): Document.
15996 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15997 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15998 adding indices to the generated name.
15999 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16000 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16001 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16002 (op_symbol_code): ... and exported.
16003 (dump_omp_clause, op_symbol): Use op_symbol_code
16004 instead of op_symbol_1.
16005 * tree-pass.h (pass_predcom): Declare.
16006 * timevar.def (TV_PREDCOM): New timevar.
16007 * tree-ssa-loop.c (run_tree_predictive_commoning,
16008 gate_tree_predictive_commoning, pass_predcom): New.
16009 * tree-data-ref.c (find_data_references_in_loop): Find the
16010 references in dominance order.
16011 (canonicalize_base_object_address): Ensure that the result has
16013 (dr_analyze_innermost): Export.
16014 (create_data_ref): Code to fail for references with invariant
16016 (find_data_references_in_stmt): ... here.
16017 * tree-data-ref.h (dr_analyze_innermost): Declare.
16018 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16019 (aff_combination_find_elt, name_expansion_hash,
16020 name_expansion_eq, tree_to_aff_combination_expand,
16021 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16023 * tree-affine.h (aff_combination_constant_multiple_p,
16024 tree_to_aff_combination_expand): Declare.
16025 * tree-predcom.c: New file.
16026 * common.opt (fpredictive-commoning): New option.
16027 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16028 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16029 * Makefile.in (tree-predcom.o): Add.
16030 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16031 * passes.c (init_optimization_passes): Add dceloop after
16032 copy propagation in loop optimizer. Add predictive commoning
16033 to loop optimizer passes.
16035 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16037 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16040 2007-05-24 Jan Hubicka <jh@suse.cz>
16042 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16044 (genheader): Include statistics.h.
16046 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16048 * print-rtl.c (flag_dump_unnumbered): Update comments.
16049 (print_rtl): Fix my previous change.
16050 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16053 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16055 PR middle-end/32018
16056 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16058 (thread_through_all_blocks): Call initialize_original_copy_tables
16059 and free_original_copy_tables.
16060 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16062 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16063 * cfghooks.c (duplicate_block): Use get_loop_copy.
16064 * cfg.c: Include cfgloop.h.
16065 (loop_copy): New hash table.
16066 (initialize_original_copy_tables): Initialize loop_copy table.
16067 (free_original_copy_tables): Free loop_copy table.
16068 (copy_original_table_clear, copy_original_table_set,
16069 set_loop_copy, get_loop_copy): New functions.
16070 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16071 * cfgloop.h (struct loop): Remove copy field.
16072 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16073 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16075 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16077 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16078 -msse/-msse2/-msse3.
16080 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16082 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16083 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16085 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16088 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16089 * targhooks.h (default_mangle_decl_assembler_name): Declare
16091 * targhooks.c (default_mangle_decl_assembler_name): Define
16093 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16095 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16096 * langhooks.c (lhd_set_decl_assembler_name): Call
16097 targetm.mangle_decl_assembler_name for names with global scope.
16099 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16101 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16102 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16104 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16105 New. Factored out of i386_pe_encode_section_info.
16106 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16107 Move check for prior decoration of stdcall
16108 symbols to i386_pe_encode_section_info.
16109 (i386_pe_encode_section_info): Adjust call to
16110 gen_stdcall_or_fastcall_suffix. Use
16111 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16112 (i386_pe_mangle_decl_assembler_name): New. Wrap
16113 i386_pe_maybe_mangle_decl_assembler_name.
16115 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16117 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16118 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16119 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16120 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16121 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16124 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16125 Nigel Stephens <nigel@mips.com>
16126 Richard Sandiford <richard@codesourcery.com>
16128 Fix up MIPS16 hard float and add support for complex.
16130 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16131 (TARGET_SOFT_FLOAT_ABI): New.
16132 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16133 __mips_soft_float to reflect the ABI in use, not whether the
16134 FPU is directly accessible (e.g., in MIPS16 mode).
16135 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16136 (UNITS_PER_FPVALUE): Likewise.
16138 * config/mips/mips.c (mips_expand_call): Remove redundant
16139 TARGET_MIPS16 check.
16140 (mips_arg_regno): New.
16141 (function_arg_advance): When setting bits in cum->fp_code for
16142 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16144 (function_arg): Use mips_arg_regno.
16145 (mips_return_mode_in_fpr_p): New.
16146 (mips16_call_stub_mode_suffix): New.
16147 (mips16_cfun_returns_in_fpr_p): New.
16148 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16149 (mips_output_function_prologue): Test mips16_hard_float, not
16150 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16151 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16152 return value into a floating-point register.
16153 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16154 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16155 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16156 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16157 word of double arguments from or to the high bits of 64-bit
16158 floating point registers.
16159 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16160 (mips16_fpret_double): New helper function.
16161 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16162 support for complex modes. Fill in DECL_RESULT for stubdecl.
16163 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16165 * config/mips/mips16.S
16166 (RET, ARG1, ARG2): New.
16167 (MERGE_GPRf, MERGE_GPRt): New.
16168 (DELAYt, DELAYf): New.
16169 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16170 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16171 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16172 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16173 (SFOP): Renamed to...
16174 (OPSF3): This, and macro-ified. Updated all uses.
16175 (SFOP2): Renamed to...
16176 (OPSF2): This, and macro-ified. Updated all uses.
16177 (SFCMP): Renamed to...
16178 (CMPSF): This, and macro-ified. Updated all uses.
16179 (SFREVCMP): Renamed to...
16180 (REVCMPSF): This, and macro-ified. Updated all uses.
16181 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16182 (LDDBL1, LDDBL2, RETDBL): Deleted.
16183 (DFOP): Renamed to...
16184 (OPDF3): This, and macro-ified. Updated all uses.
16185 (DFOP2): Renamed to...
16186 (OPDF2): This, and macro-ified. Updated all uses.
16187 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16188 (DFCMP): Renamed to...
16189 (CMPDF): This, and macro-ified. Updated all uses.
16190 (DFREVCMP): Renamed to...
16191 (REVCMPDF): This, and macro-ified. Updated all uses.
16192 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16193 (RET_FUNCTION): New.
16194 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16195 (__mips16_ret_sc, __mips16_ret_dc): New.
16196 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16197 STUB_ARGS_6, STUB_ARGS_10): New.
16198 (CALL_STUB_NO_RET): New.
16199 (__mips16_call_stub_1): Macro-ified.
16200 (__mips16_call_stub_5): Macro-ified.
16201 (__mips16_call_stub_2): Macro-ified.
16202 (__mips16_call_stub_6): Macro-ified.
16203 (__mips16_call_stub_9): Macro-ified.
16204 (__mips16_call_stub_10): Macro-ified.
16205 (CALL_STUB_RET): New.
16206 (__mips16_call_stub_sf_0): Macro-ified.
16207 (__mips16_call_stub_sf_1): Macro-ified.
16208 (__mips16_call_stub_sf_5): Macro-ified.
16209 (__mips16_call_stub_sf_2): Macro-ified.
16210 (__mips16_call_stub_sf_6): Macro-ified.
16211 (__mips16_call_stub_sf_9): Macro-ified.
16212 (__mips16_call_stub_sf_10): Macro-ified.
16213 (__mips16_call_stub_df_0): Macro-ified.
16214 (__mips16_call_stub_df_1): Macro-ified.
16215 (__mips16_call_stub_df_5): Macro-ified.
16216 (__mips16_call_stub_df_2): Macro-ified.
16217 (__mips16_call_stub_df_6): Macro-ified.
16218 (__mips16_call_stub_df_9): Macro-ified.
16219 (__mips16_call_stub_df_10): Macro-ified.
16220 (__mips16_call_stub_sc_0): New.
16221 (__mips16_call_stub_sc_1): New.
16222 (__mips16_call_stub_sc_5): New.
16223 (__mips16_call_stub_sc_2): New.
16224 (__mips16_call_stub_sc_6): New.
16225 (__mips16_call_stub_sc_9): New.
16226 (__mips16_call_stub_sc_10): New.
16227 (__mips16_call_stub_dc_0): New.
16228 (__mips16_call_stub_dc_1): New.
16229 (__mips16_call_stub_dc_5): New.
16230 (__mips16_call_stub_dc_2): New.
16231 (__mips16_call_stub_dc_6): New.
16232 (__mips16_call_stub_dc_9): New.
16233 (__mips16_call_stub_dc_10): New.
16235 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16236 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16237 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16239 2007-05-23 Ian Lance Taylor <iant@google.com>
16241 * doc/invoke.texi (Invoking GCC): Document that the order of the
16244 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16247 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16248 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16249 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16253 * config/score/score.c (score_print_operand): Make sure that only
16254 lower bits are used.
16256 2007-05-22 Ian Lance Taylor <iant@google.com>
16258 * tree-vrp.c (avoid_overflow_infinity): New static function,
16259 broken out of set_value_range_to_value.
16260 (set_value_range_to_value): Call avoid_overflow_infinity.
16261 (extract_range_from_assert): Likewise.
16263 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16265 PR middle-end/31095
16266 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16267 change the type before looking for a COMPOUND_EXPR.
16269 2007-05-22 Ian Lance Taylor <iant@google.com>
16271 * lower-subreg.c (decompose_multiword_subregs): If we change an
16272 insn, call remove_retval_note on it.
16274 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16276 * regs.h (end_hard_regno): New function.
16277 (END_HARD_REGNO, END_REGNO): New macros.
16278 (add_to_hard_reg_set): New function.
16279 (remove_from_hard_reg_set): Likewise.
16280 (in_hard_reg_set_p): Likewise.
16281 (overlaps_hard_reg_set_p): Likewise.
16282 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16283 (note_btr_set): Use END_HARD_REGNO.
16284 * caller-save.c (setup_save_areas): Use end_hard_regno.
16285 (mark_set_regs): Use END_HARD_REGNO.
16286 (add_stored_regs): Use end_hard_regno.
16287 (mark_referenced_regs): Use add_to_hard_reg_set.
16288 * combine.c (update_table_tick): Use END_REGNO.
16289 (record_value_for_reg): Likewise.
16290 (record_dead_and_set_regs): Likewise.
16291 (get_last_value_validate): Likewise.
16292 (use_crosses_set_p): Likewise.
16293 (reg_dead_at_p_1): Likewise.
16294 (reg_dead_at_p): Likewise.
16295 (mark_used_regs_combine): Use add_to_hard_reg_set.
16296 (move_deaths): Use END_HARD_REGNO.
16297 (reg_bitfield_target_p): Use end_hard_regno.
16298 (distribute_notes): Use END_HARD_REGNO.
16299 * cse.c (mention_regs): Use END_REGNO.
16300 (insert): Use add_to_hard_reg_set.
16301 (invalidate): Use END_HARD_REGNO.
16302 (invalidate_for_call): Likewise.
16303 (exp_equiv_p): Use END_REGNO.
16304 (cse_insn): Likewise.
16305 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16306 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16307 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16308 * function.c (keep_stack_depressed): Use end_hard_regno.
16309 * global.c (global_alloc): Use end_hard_regno.
16310 (global_conflicts): Use add_to_hard_reg_set instead of
16312 (find_reg): Likewise.
16313 (mark_reg_store): Likewise.
16314 (mark_reg_conflicts): Likewise.
16315 (mark_reg_death): Use remove_from_hard_reg_set.
16316 (mark_reg_live_nc): Delete.
16317 (set_preference): Use end_hard_regno.
16318 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16319 remove_from_hard_reg_set.
16320 (post_mark_life): Use add_to_hard_reg_set.
16321 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16322 (reg_becomes_live): Use add_to_hard_reg_set.
16323 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16324 (peep2_find_free_register): Use add_to_hard_reg_set.
16325 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16326 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16327 * regrename.c (note_sets): Use add_to_hard_reg_set.
16328 (clear_dead_regs): Use remove_from_hard_reg_set.
16329 (regrename_optimize): Use add_to_hard_reg_set.
16330 (find_oldest_value_reg): Use in_hard_reg_set_p.
16331 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
16332 (hard_reg_set_here_p): Use end_hard_regno.
16333 (decompose): Likewise.
16334 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
16335 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
16336 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
16337 (mark_home_live): Use end_hard_regno.
16338 (spill_hard_reg): Likewise.
16339 (clear_reload_reg_in_use): Likewise.
16340 * reorg.c (delete_prior_computation): Use END_REGNO.
16341 * resource.c (update_live_status): Use END_HARD_REGNO.
16342 (mark_referenced_resources): Use add_to_hard_reg_set.
16343 (mark_set_resources): Likewise.
16344 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
16345 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
16346 (reg_overlap_mentioned_p): Likewise.
16347 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
16348 (covers_regno_no_parallel_p): Use END_REGNO.
16349 (find_regno_note): Likewise.
16350 (find_reg_fusage): Use END_HARD_REGNO.
16351 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
16352 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
16354 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16356 * mode-switching.c (reg_dies): Change type of second argument to
16358 (optimize_mode_switching): Update accordingly.
16360 2007-05-22 Richard Sandiford <richard@codesourcery.com>
16362 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
16364 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
16365 (hard_reg_set_empty_p): ...these new functions.
16366 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
16367 GO_IF_HARD_REG_SUBSET.
16368 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
16369 instead of GO_IF_HARD_REG_EQUAL.
16370 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
16371 instead of GO_IF_HARD_REG_EQUAL.
16372 * global.c (find_reg): Use hard_reg_set_empty_p instead of
16373 GO_IF_HARD_REG_SUBSET.
16374 (modify_reg_pav): Use hard_reg_set_empty_p instead of
16375 GO_IF_HARD_REG_EQUAL.
16376 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
16377 of GO_IF_HARD_REG_SUBSET.
16378 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
16379 instead of GO_IF_HARD_REG_EQUAL.
16380 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
16381 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
16382 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
16383 of GO_IF_HARD_REG_SUBSET,
16384 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
16385 GO_IF_HARD_REG_SUBSET.
16386 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
16387 instead of GO_IF_HARD_REG_EQUAL.
16388 * config/sh/sh.c (push_regs, calc_live_regs): Use
16389 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
16390 (hard_regs_intersect_p): Delete.
16392 2007-05-22 Janis Johnson <janis187@us.ibm.com>
16394 * doc/sourcebuild.texi (Test Directives) Add dg-message.
16396 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
16397 Richard Henderson <rth@redhat.com>
16399 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
16401 (x86_64-*-*): Likewise.
16403 * i386/i386-modes.def (V2QI): New.
16405 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
16407 (override_options): Support SSE4.1.
16408 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
16409 (IX86_BUILTIN_BLENDPS): Likewise.
16410 (IX86_BUILTIN_BLENDVPD): Likewise.
16411 (IX86_BUILTIN_BLENDVPS): Likewise.
16412 (IX86_BUILTIN_PBLENDVB128): Likewise.
16413 (IX86_BUILTIN_PBLENDW128): Likewise.
16414 (IX86_BUILTIN_DPPD): Likewise.
16415 (IX86_BUILTIN_DPPS): Likewise.
16416 (IX86_BUILTIN_INSERTPS128): Likewise.
16417 (IX86_BUILTIN_MOVNTDQA): Likewise.
16418 (IX86_BUILTIN_MPSADBW128): Likewise.
16419 (IX86_BUILTIN_PACKUSDW128): Likewise.
16420 (IX86_BUILTIN_PCMPEQQ): Likewise.
16421 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
16422 (IX86_BUILTIN_PMAXSB128): Likewise.
16423 (IX86_BUILTIN_PMAXSD128): Likewise.
16424 (IX86_BUILTIN_PMAXUD128): Likewise.
16425 (IX86_BUILTIN_PMAXUW128): Likewise.
16426 (IX86_BUILTIN_PMINSB128): Likewise.
16427 (IX86_BUILTIN_PMINSD128): Likewise.
16428 (IX86_BUILTIN_PMINUD128): Likewise.
16429 (IX86_BUILTIN_PMINUW128): Likewise.
16430 (IX86_BUILTIN_PMOVSXBW128): Likewise.
16431 (IX86_BUILTIN_PMOVSXBD128): Likewise.
16432 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
16433 (IX86_BUILTIN_PMOVSXWD128): Likewise.
16434 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
16435 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
16436 (IX86_BUILTIN_PMOVZXBW128): Likewise.
16437 (IX86_BUILTIN_PMOVZXBD128): Likewise.
16438 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
16439 (IX86_BUILTIN_PMOVZXWD128): Likewise.
16440 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
16441 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
16442 (IX86_BUILTIN_PMULDQ128): Likewise.
16443 (IX86_BUILTIN_PMULLD128): Likewise.
16444 (IX86_BUILTIN_ROUNDPD): Likewise.
16445 (IX86_BUILTIN_ROUNDPS): Likewise.
16446 (IX86_BUILTIN_ROUNDSD): Likewise.
16447 (IX86_BUILTIN_ROUNDSS): Likewise.
16448 (IX86_BUILTIN_PTESTZ): Likewise.
16449 (IX86_BUILTIN_PTESTC): Likewise.
16450 (IX86_BUILTIN_PTESTNZC): Likewise.
16451 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
16452 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
16453 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
16454 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
16455 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
16456 (bdesc_ptest): New.
16457 (bdesc_sse_3arg): Likewise.
16458 (bdesc_2arg): Likewise.
16459 (bdesc_1arg): Likewise.
16460 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
16462 (ix86_expand_sse_4_operands_builtin): New.
16463 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
16464 smaller than 8 bits as the 2nd arg.
16465 (ix86_expand_sse_ptest): New.
16466 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
16467 (ix86_expand_vector_set): Support SSE4.1.
16468 (ix86_expand_vector_extract): Likewise.
16470 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16471 __SSE4_1__ for -msse4.1.
16473 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
16474 (UNSPEC_INSERTPS): Likewise.
16475 (UNSPEC_DP): Likewise.
16476 (UNSPEC_MOVNTDQA): Likewise.
16477 (UNSPEC_MPSADBW): Likewise.
16478 (UNSPEC_PHMINPOSUW): Likewise.
16479 (UNSPEC_PTEST): Likewise.
16480 (UNSPEC_ROUNDP): Likewise.
16481 (UNSPEC_ROUNDS): Likewise.
16483 * config/i386/i386.opt (msse4.1): New for SSE4.1.
16485 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
16486 (const_pow2_1_to_32768_operand): Likewise.
16488 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
16491 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
16493 (sse4_1_insertps): Likewise.
16494 (*sse4_1_extractps): Likewise.
16495 (sse4_1_ptest): Likewise.
16496 (sse4_1_mulv2siv2di3): Likewise.
16497 (*sse4_1_mulv4si3): Likewise.
16498 (*sse4_1_smax<mode>3): Likewise.
16499 (*sse4_1_umax<mode>3): Likewise.
16500 (*sse4_1_smin<mode>3): Likewise.
16501 (*sse4_1_umin<mode>3): Likewise.
16502 (sse4_1_eqv2di3): Likewise.
16503 (*sse4_1_pinsrb): Likewise.
16504 (*sse4_1_pinsrd): Likewise.
16505 (*sse4_1_pinsrq): Likewise.
16506 (*sse4_1_pextrb): Likewise.
16507 (*sse4_1_pextrb_memory): Likewise.
16508 (*sse4_1_pextrw_memory): Likewise.
16509 (*sse4_1_pextrq): Likewise.
16510 (sse4_1_blendpd): Likewise.
16511 (sse4_1_blendps): Likewise.
16512 (sse4_1_blendvpd): Likewise.
16513 (sse4_1_blendvps): Likewise.
16514 (sse4_1_dppd): Likewise.
16515 (sse4_1_dpps): Likewise.
16516 (sse4_1_movntdqa): Likewise.
16517 (sse4_1_mpsadbw): Likewise.
16518 (sse4_1_packusdw): Likewise.
16519 (sse4_1_pblendvb): Likewise.
16520 (sse4_1_pblendw): Likewise.
16521 (sse4_1_phminposuw): Likewise.
16522 (sse4_1_extendv8qiv8hi2): Likewise.
16523 (*sse4_1_extendv8qiv8hi2): Likewise.
16524 (sse4_1_extendv4qiv4si2): Likewise.
16525 (*sse4_1_extendv4qiv4si2): Likewise.
16526 (sse4_1_extendv2qiv2di2): Likewise.
16527 (*sse4_1_extendv2qiv2di2): Likewise.
16528 (sse4_1_extendv4hiv4si2): Likewise.
16529 (*sse4_1_extendv4hiv4si2): Likewise.
16530 (sse4_1_extendv2hiv2di2): Likewise.
16531 (*sse4_1_extendv2hiv2di2): Likewise.
16532 (sse4_1_extendv2siv2di2): Likewise.
16533 (*sse4_1_extendv2siv2di2): Likewise.
16534 (sse4_1_zero_extendv8qiv8hi2): Likewise.
16535 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
16536 (sse4_1_zero_extendv4qiv4si2): Likewise.
16537 (*sse4_1_zero_extendv4qiv4si2): Likewise.
16538 (sse4_1_zero_extendv2qiv2di2): Likewise.
16539 (*sse4_1_zero_extendv2qiv2di2): Likewise.
16540 (sse4_1_zero_extendv4hiv4si2): Likewise.
16541 (*sse4_1_zero_extendv4hiv4si2): Likewise.
16542 (sse4_1_zero_extendv2hiv2di2): Likewise.
16543 (*sse4_1_zero_extendv2hiv2di2): Likewise.
16544 (sse4_1_zero_extendv2siv2di2): Likewise.
16545 (*sse4_1_zero_extendv2siv2di2): Likewise.
16546 (sse4_1_roundpd): Likewise.
16547 (sse4_1_roundps): Likewise.
16548 (sse4_1_roundsd): Likewise.
16549 (sse4_1_roundss): Likewise.
16550 (mulv4si3): Don't expand for SSE4.1.
16551 (smax<mode>3): Likewise.
16552 (umaxv4si3): Likewise.
16553 (uminv16qi3): Likewise.
16554 (umin<mode>3): Likewise.
16555 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
16557 * doc/extend.texi: Document SSE4.1 built-in functions.
16559 * doc/invoke.texi: Document -msse4.1.
16561 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
16563 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
16564 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
16565 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
16566 (ASM_SPEC): Add asm_pcrel_spec.
16567 (EXTRA_SPECS): Add asm_pcrel_spec.
16569 2007-05-21 David Daney <ddaney@avtrex.com>
16571 * doc/install.texi (Building a cross compiler): Add requirements
16572 for Java cross compiler.
16574 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16576 PR middle-end/31995
16577 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
16578 Add loopno argument. Use evolution_function_is_invariant_rec_p
16579 instead of evolution_function_is_constant_p.
16580 Update calls to evolution_function_is_affine_multivariate_p.
16581 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
16582 Add loopno argument.
16583 * tree-scalar-evolution.c (gather_chrec_stats): Call
16584 evolution_function_is_affine_multivariate_p with a loop
16586 * tree-data-ref.c (analyze_miv_subscript): Likewise.
16587 (analyze_overlapping_iterations): Likewise.
16588 (access_functions_are_affine_or_constant_p): Likewise.
16589 (build_classic_dist_vector_1): If the access functions
16590 are equal, don't do anything.
16592 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
16593 Paolo Carlini <pcarlini@suse.de>
16594 Uros Bizjak <ubizjak@gmail.com>
16596 * c-cppbuiltin.c (c_cpp_builtins): Define
16597 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
16598 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
16599 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
16600 * doc/cpp.texi ([Standard Predefined Macros]): Document.
16602 2007-05-21 Mike Stump <mrs@apple.com>
16604 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
16606 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16608 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
16610 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
16611 implementation if __OPTIMIZE__ is not defined.
16612 (_mm_alignr_pi8): Ditto.
16613 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16614 (_mm_inserti_si64): Ditto.
16615 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16616 (_mm_slli_epi16): Ditto.
16617 (_mm_slli_epi32): Ditto.
16618 (_mm_slli_epi64): Ditto.
16619 (_mm_srai_epi16): Ditto.
16620 (_mm_srai_epi32): Ditto.
16621 (_mm_srli_si128): Ditto.
16622 (_mm_slli_si128): Ditto.
16623 (_mm_srli_epi16): Ditto.
16624 (_mm_srli_epi32): Ditto.
16625 (_mm_srli_epi64): Ditto.
16626 (_mm_extract_epi16): Ditto.
16627 (_mm_insert_epi16): Ditto.
16628 (_mm_shufflehi_epi16): Ditto.
16629 (_mm_shufflelo_epi16): Ditto.
16630 (_mm_shuffle_epi32): Ditto.
16631 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
16632 (_m_pextrw): Ditto.
16633 (_mm_insert_pi16): Ditto.
16634 (_m_pinsrw): Ditto.
16635 (_mm_shuffle_pi16): Ditto.
16636 (_m_pshufw): Ditto.
16637 (_mm_shufle_ps): Ditto.
16638 (_mm_prefetch): Ditto.
16640 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
16642 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
16643 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
16644 * real.c (encode_i370_single, decode_i370_single,
16645 encode_i370_double, decode_i370_double): Functions removed.
16646 (i370_single_format, i370_double_format): Initializations removed.
16647 (real_maxval, round_for_format, exact_real_truncate, significand_size):
16648 Consider the log2_b field to always be one.
16649 (ieee_single_format, mips_single_format, coldfire_single_format,
16650 ieee_double_format, mips_double_format, coldfire_double_format,
16651 ieee_extended_motorola_format, ieee_extended_intel_96_format,
16652 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
16653 ibm_extended_format, mips_extended_format, ieee_quad_format,
16654 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
16655 decimal_single_format, decimal_double_format, decimal_quad_format,
16656 c4x_single_format, c4x_extended_format, real_internal_format): Remove
16657 initialization of log2_b.
16658 * real.h (i370_single_format, i370_double_format): Declarations
16660 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
16661 field to always be one.
16663 2007-05-21 Andreas Schwab <schwab@suse.de>
16665 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16666 NOTE_INSN_BASIC_BLOCK_P.
16667 (process_for_unwind_directive): Likewise.
16669 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16671 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16672 * function.h (struct function): Move va_list_gpr_size,
16673 va_list_fpr_size, function_frequency to front of bitfields. Add
16675 (current_function_calls_unwind_init): New.
16676 * except.c (expand_builtin_unwind_init): Set
16677 current_function_calls_unwind_init not
16678 current_function_has_nonlocal_label.
16679 * reload1.c (has_nonexceptional_receiver): New.
16680 (reload): Use it and current_function_calls_unwind_init to
16681 determine whether call-saved regs must be saved.
16683 2007-05-20 Jan Hubicka <jh@suse.cz>
16685 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16686 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16687 * ddg.c (create_ddg): LIkewise.
16688 * final.c (final): Remove hunk moving line number notes around since
16689 they are no longer present at this stage.
16690 (final_scan_insn): Use NOTE_KIND instead of
16691 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16692 (output_asm_label): Likewise.
16693 * reorg.c (dbr_schedule): Likewise.
16694 * haifa-sched.c (unlink_other_notes): Likewise.
16695 * mode-switching.c (optimize_mode_switching): Likewise.
16696 * graph.c (start_bb): Likewise.
16697 * rtl.def (NOTE): Update description.
16698 * jump.c (squeeze_notes): Delete.
16699 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16700 NOTE_INSN_BASIC_BLOCK_P when possible.
16701 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16702 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16703 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16704 (dwarf2out_var_location): Likewise.
16705 * cfgbuild.c (make_edges): Likewise.
16706 (find_basic_blocks_1): Likewise.
16707 * function.c (reorder_blocks_1): Likewise.
16708 (epilogue_done): Likewise.
16709 (reposition_prologue_and_epilogue_notes): Likewise.
16710 * print-rtl.c (print_rtx): Likewise; drop code for printing
16712 (print_rtl): Likewise.
16713 (print_rtl_single): Likewise.
16714 * gcse.c (insert_insn_start_bb): Likewise.
16715 * alias.c (init_alias_analysis): Likewise.
16716 * calls.c (fixup_tail_calls): Likewise.
16717 * except.c (sjlj_emit_function_enter): Likewise.
16718 * emit-rtl.c (add_insn_after): Likeiwse.
16719 (emit_label_before): Likewise.
16720 (emit_label_after): Likewise.
16721 (emit_note_before, emit_note_after, emit_note): Update
16722 parameter to be enum insn_note; do not deal with source
16724 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16725 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16727 (merge_blocks_move_successor_nojumps): Simplify now when
16728 we don't have BLOCK notes.
16729 (try_optimize_cfg): Likewise.
16730 * cfglayout.c (skip_insns_after_block): Likewise.
16731 (record_effective_endpoints): Likewise.
16732 (duplicate_insn_chain): Likewise.
16733 * varasm.c (output_constant_pool_1): Likewise.
16734 * sched-deps.c (sched_analyze): Likewise.
16735 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16737 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16738 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16739 (SET_INSN_DELETED): Simplify.
16740 (NOTE_LINE_NUMBER): Exterminate.
16741 (NOTE_LINE_KIND): New.
16742 (NOTE_INSN_BASIC_BLOCK_P): Update.
16743 (enum insn_note): Simplify.
16744 (GET_NOTE_INSN_NAME) Simplify.
16745 (emit_note_before, emit_note_after, emit_note): Update prototype.
16746 (squeeze_notes): Remove.
16747 * sched-int.h (NOTE_NOT_BB_P): Update.
16748 * resource.c (mark_target_live_regs): Update.
16749 * sched-rgn.c (debug_dependencies): Update.
16750 * sched-vis.c (print_insn): Update.
16751 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16752 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16753 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16754 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16755 (split_branches): Update.
16756 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16758 (sh_adjust_unroll_max): Exterminate.
16759 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16760 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16761 (m68hc11_reorg): Likewise.
16762 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16763 (emit_predicate_relation_info): Update.
16764 (process_for_unwind_directive): Update.
16765 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16766 (output_call): Update.
16767 * config/pa/pa.c (output_lbranch): Update.
16768 (output_millicode_call): Update.
16769 (output_call): Update.
16770 (pa_combine_instructions): Update.
16771 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16772 * config/bfin/bfin.c (gen_one_bundle): Update.
16773 * cfgrtl.c (can_delete_note_p): Update.
16774 (delete_insn): Update.
16775 (rtl_merge_blocks): Update.
16776 (commit_one_edge_insertion): Update.
16777 (rtl_verify_flow_info): Update.
16778 * stmt.c (expand_case): Do not call squeeze_notes.
16780 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16787 * c.opt (Wtype-limits): New.
16788 * doc/invoke.texi (Wtype-limits): Document it.
16789 (Wextra): Enabled by -Wextra.
16790 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16791 * c-common.c (shorten_compare): Warn with Wtype-limits.
16793 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16796 inlined function, not as a macro.
16797 (_mm_alignr_pi8): Ditto.
16798 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16799 (_mm_inserti_si64): Ditto.
16800 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16801 (_mm_extract_epi16): Ditto.
16802 (_mm_insert_epi16): Ditto.
16803 (_mm_shufflehi_epi16): Ditto.
16804 (_mm_shufflelo_epi16): Ditto.
16805 (_mm_shuffle_epi32): Ditto.
16806 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16807 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16809 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16811 (_m_to_float): Use C89 compatible assignment.
16813 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16816 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16818 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16821 * doc/invoke.texi (Wreturn-type): Complete description.
16822 (Wextra): Delete item about return-type warning.
16823 * c-decl.c: Delete redundant Wextra warning.
16825 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16828 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16829 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16830 inlined function, not as a macro.
16831 (_mm_prefetch): Ditto.
16832 (_m_pextrw): Ditto.
16833 (_mm_insert_pi16): Ditto.
16834 (_m_pinsrw): Ditto.
16835 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16836 (_m_pshufw): Ditto. Add const to __N argument.
16837 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16838 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16839 (_mm_slli_epi32): Ditto.
16840 (_mm_srli_si128): Implement as always inlined function, not as a
16841 macro. Add __inline to function declaration.
16842 (_mm_slli_si128): Ditto.
16844 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16846 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16847 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16849 (struct fenv): New structure.
16850 (FP_HANDLE_EXCEPTIONS): New define.
16851 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16852 (_FP_DECL_EXP): New define.
16853 (FP_INIT_ROUNDMODE): New define.
16854 (FP_ROUNDMODE): New define.
16856 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16858 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16859 (Wconversion): Update description.
16860 (Wconversion-sign): New.
16861 * c.opt (Wconversion-sign): New.
16862 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16863 means disabled for C++. Otherwise, take the status of Wconversion.
16864 * c-common.c (conversion_warning): Warn with either Wconversion or
16866 (warnings_for_convert_and_check): Conditions are already checked by
16867 conversion_warning.
16868 (convert_and_check): Don't check warnings if the conversion failed.
16870 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16871 Anatoly Sokolov <aesok@dol.ru>
16873 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16874 avr_epilogue_uses) : Add declaration.
16875 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16876 * config/avr/constraints.md (R): New constraint.
16877 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16878 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16879 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16880 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16881 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16882 call_prologue_saves, epilogue_restores, return_from_epilogue,
16883 return_from_main_epilogue, return_from_interrupt_epilogue,
16884 return_from_naked_epilogue, prologue, epilogue): New patterns.
16885 (jump): Handle symbol reference.
16886 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16887 avr_output_function_prologue, avr_output_function_epilogue): Remove
16889 (avr_init_machine_status, expand_prologue, expand_epilogue,
16890 avr_asm_function_end_prologue, avr_epilogue_uses,
16891 avr_asm_function_begin_epilogue): New functions.
16892 (prologue_size, epilogue_size, jump_tables_size): Remove global
16894 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16895 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16896 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16897 (avr_override_options): Initialise init_machine_status.
16898 (output_movhi): Handle all stack pointer loads.
16899 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16900 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16901 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16902 (EPILOGUE_USES) Redefine.
16903 (machine_function) Declare.
16905 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16907 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16908 Use a single return statement.
16910 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16912 PR middle-end/30250
16913 * builtins.c (do_mpfr_lgamma_r): New.
16914 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16915 * tree.h (CASE_FLT_FN_REENT): New.
16917 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16919 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16920 (output_die): Use 'unsigned long' with %x.
16921 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16922 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16923 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16925 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16927 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16932 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16933 true if function has no argument.
16935 2007-05-18 DJ Delorie <dj@redhat.com>
16937 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16938 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16940 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16942 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16943 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16944 count_trailing_zeros.
16945 (__i386__): Implement count_leading_zeros using __builtin_clz().
16946 Implement count_trailing_zeros usign __builtin_ctz().
16948 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16950 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16952 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16954 PR middle-end/31344
16955 * expr.c (emit_move_change_mode): Change mode of push operands here.
16957 2007-05-17 Ian Lance Taylor <iant@google.com>
16959 PR tree-optimization/31953
16960 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16961 Change all callers.
16962 (set_value_range_to_null): Call set_value_range_to_value.
16963 (extract_range_from_comparison): Likewise.
16965 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16967 * toplev.c (print_version): Output GMP/MPFR version info.
16969 * builtins.c (CASE_MATHFN_REENT): New macro.
16970 (mathfn_built_in): Use it.
16971 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16972 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16973 BUILT_IN_LGAMMAL_R): New.
16974 * doc/extend.texi: Document new builtins.
16976 PR middle-end/31796
16977 * builtins.c (do_mpfr_remquo): New.
16978 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16979 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16981 PR middle-end/30251
16982 * builtins.c (fold_builtin_1): Handle y0, y1.
16983 (fold_builtin_2): Handle yn.
16985 PR middle-end/30251
16986 * builtins.c (do_mpfr_bessel_n): New.
16987 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16988 (fold_builtin_2): Handle BUILT_IN_JN.
16990 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16993 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16994 TYPE_PRECISION (intmax_type_node).
16996 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16999 * reload.c (subst_reloads): Remove checking.
17001 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17003 PR rtl-optimization/31691
17004 * combine.c (simplify_set): Build a new src pattern instead of
17005 substituting its operands in the COMPARE case.
17007 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17009 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17010 (execute_vrp): Preserve loops through jump threading.
17011 * tree-ssa-threadupdate.c (thread_single_edge,
17012 dbds_continue_enumeration_p, determine_bb_domination_status,
17013 thread_through_loop_header): New functions.
17014 (create_edge_and_update_destination_phis,
17015 create_edge_and_update_destination_phis): Set loops for the new blocks.
17016 (prune_undesirable_thread_requests): Removed.
17017 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17019 (thread_block): Do not call prune_undesirable_thread_requests.
17021 (mark_threaded_blocks): Select edges to thread here.
17022 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17023 Thread edges through loop headers independently.
17024 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17025 * tree-pass.h (TODO_mark_first_instance): New.
17026 (first_pass_instance): Declare.
17027 * cfghooks.c (duplicate_block): Put the block to the original loop
17028 if copy is not specified.
17029 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17030 jump threading. Pass may_peel_loop_headers to
17031 thread_through_all_blocks according to first_pass_instance.
17032 * cfgloop.h (create_preheader): Declare.
17033 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17034 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17035 * passes.c (first_pass_instance): New variable.
17036 (next_pass_1): Set TODO_mark_first_instance.
17037 (execute_todo): Set first_pass_instance.
17039 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17041 PR tree-optimization/24659
17042 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17043 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17044 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17045 OTI_vec_pack_ufix_trunc.
17046 (vec_unpacks_float_hi_optab): Define new macro.
17047 (vec_unpacks_float_lo_optab): Ditto.
17048 (vec_unpacku_float_hi_optab): Ditto.
17049 (vec_unpacku_float_lo_optab): Ditto.
17050 (vec_pack_sfix_trunc_optab): Ditto.
17051 (vec_pack_ufix_trunc_optab): Ditto.
17052 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17053 and vec_pack_[s|u]fix_trunc_optab using
17054 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17055 * tree-vectorizer.c (supportable_widening_operation): Handle
17056 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17057 (supportable_narrowing_operation): New function.
17058 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17059 * tree-vect-transform.c (vectorizable_conversion): Handle
17060 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17061 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17062 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17063 to check for target support.
17064 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17065 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17066 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17067 for VEC_PACK_FIX_TRUNC_EXPR.
17068 (expand_binop): Special case mode of the result for
17069 vec_pack_[u|s]fix_trunc_optab.
17070 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17071 vec_pack_[u|s]fix_trunc_optab.
17073 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17074 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17075 * tree-pretty-print.c (dump_generic_node): Handle
17076 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17077 VEC_PACK_FIX_TRUNC_EXPR.
17079 * expr.c (expand_expr_real_1): Ditto.
17080 * tree-inline.c (estimate_num_insns_1): Ditto.
17081 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17083 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17084 (vec_unpacks_float_lo_v8hi): Ditto.
17085 (vec_unpacku_float_hi_v8hi): Ditto.
17086 (vec_unpacku_float_lo_v8hi): Ditto.
17087 (vec_unpacks_float_hi_v4si): Ditto.
17088 (vec_unpacks_float_lo_v4si): Ditto.
17089 (vec_pack_sfix_trunc_v2df): Ditto.
17091 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17093 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17094 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17095 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17096 [vec_pack_ufix_trunc]: Ditto.
17097 [vec_unpacks_float_hi]: Ditto.
17098 [vec_unpacks_float_lo]: Ditto.
17099 [vec_unpacku_float_hi]: Ditto.
17100 [vec_unpacku_float_lo]: Ditto.
17102 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17104 * soft-fp/README: Update for new files.
17105 * soft-fp/floattisf.c: New file.
17106 * soft-fp/floattidf.c: New file.
17107 * soft-fp/floattitf.c: New file.
17108 * soft-fp/floatuntisf.c: New file.
17109 * soft-fp/floatuntidf.c: New file.
17110 * soft-fp/floatuntitf.c: New file.
17111 * soft-fp/fixsfti.c: New file.
17112 * soft-fp/fixdfti.c: New file.
17113 * soft-fp/fixtfti.c: New file.
17114 * soft-fp/fixunssfti.c: New file.
17115 * soft-fp/fixunsdfti.c: New file.
17116 * soft-fp/fixunstfti.c: New file.
17117 * soft-fp/extendxftf.c: New file.
17118 * soft-fp/trunctfxf.c: New file.
17120 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17121 (__trunctfxf2): Ditto.
17123 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17124 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17125 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17126 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17127 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17128 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17130 * config/i386/t-fprules-softfp64: New file.
17131 * config/i386/sfp-machine.h: New file.
17132 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17133 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17134 and soft-fp/t-softfp to tmake_file.
17135 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17136 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17138 * config/i386/t-linux64 (softfp_wrap_start): New.
17139 (softfp_wrap_end): New.
17140 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17141 supported for TARGET_64BIT.
17143 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17145 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17146 c_common_unsigned_type behavior.
17148 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17150 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17153 2007-05-16 Eric Christopher <echristo@apple.com>
17155 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17156 saving after stack push. Set sp_offset whenever we push.
17157 (rs6000_emit_epilogue): Move altivec register restore before
17160 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17162 * configure.ac: Allow sysroots to be relocated under $prefix as
17163 well as $exec_prefix.
17164 * configure: Regenerate.
17166 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17170 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17172 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17173 (gcc_tooldir): Likewise.
17174 * configure: Regenerate.
17175 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17176 old configure.ac gcc_tooldir setting.
17177 (prefix_to_exec_prefix): New variable.
17178 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17179 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17181 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17183 * c-typeck.c (build_binary_op): Return early for error.
17185 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17187 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17188 struct nb_iter_bound.
17189 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17190 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17191 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17192 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17193 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17194 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17195 (del_scev_info): Use ggc_free.
17196 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17197 * loop-init.c: Include ggc.h.
17198 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17199 (loop_optimizer_finalize): Use ggc_free.
17200 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17201 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17202 pass_iv_optimize): Add TODO_ggc_collect.
17203 * function.h (struct function): Remove skip marker from
17205 * cfgloop.c: Include ggc.h.
17206 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17208 (establish_preds): Vector superloops is gc allocated.
17209 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17211 (flow_loops_find): Vector larray is gc allocated.
17212 (loop_exit_free): Use ggc_free.
17213 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17214 that head of exits list is now not a part of struct loop.
17215 (record_loop_exits): Allocate exits table in gc memory.
17216 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17217 that head of exits list is now not a part of struct loop.
17218 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17219 struct loop_exit): Add GTY marker.
17220 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17221 Add skip marker to aux field. Make head of exits list a separate
17223 (struct loops): Add GTY marker. Make larray vector gc allocated.
17224 Add param marker to exits table.
17225 (get_loops): Type changed.
17226 * Makefile.in (tree-scalar-evolution.o): Add
17227 gt-tree-scalar-evolution.h dependency.
17228 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17229 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17230 * basic-block.h (struct basic_block_def): Remove skip marker from
17233 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17235 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17236 of 0 in the call to expand_expr().
17237 (expand_builtin_mathfn_3): Ditto.
17238 (expand_builtin_interclass_mathfn): Ditto.
17239 (expand_builtin_cexpi): Ditto.
17240 (expand_builtin_int_roundingfn): Ditto.
17241 (expand_builtin_int_roundingfn_2): Ditto.
17242 (expand_builtin_pow): Ditto.
17243 (expand_builtin_powi): Ditto.
17244 (expand_builtin_bswap): Ditto.
17245 (expand_builtin_unop): Ditto.
17246 (expand_builtin_fabs): Ditto.
17247 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17248 the call to expand_expr().
17249 (expand_builtin_sync_operation): Ditto.
17250 (expand_builtin_compare_and_swap): Ditto.
17251 (expand_builtin_lock_test_and_set): Ditto.
17252 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17253 instead of 0 in the call to expand_expr().
17254 (expand_builtin_extract_return_addr): Ditto.
17255 (expand_builtin_eh_return): Ditto.
17256 (expand_eh_return): Ditto.
17257 * explow.c (expr_size): Ditto.
17258 * expr.c (optimize_bitfield_assignment_op): Ditto.
17259 (expand_assignement): Ditto.
17260 (store_expr): Ditto.
17261 (store_field): Ditto.
17262 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17263 the call to expand_expr().
17264 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17265 in the call to expand_expr().
17266 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17267 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17268 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17270 * optabs.c (expand_vec_shift_expr): Ditto.
17271 (expand_vec_cond_expr): Ditto.
17272 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17273 call to expand_expr().
17274 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17275 in the call to expand_expr().
17277 2007-05-14 Dave Korn <dave.korn@artimi.com>
17279 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17281 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17283 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17284 instead of c_common_unsigned_type.
17285 (c_common_unsigned_type): Remove.
17286 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17287 c_common_unsigned_type.
17288 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17289 c_common_unsigned_type.
17290 * c-common.h (c_common_unsigned_type): Remove.
17291 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17292 c_common_unsigned_type.
17293 * c-format.c (check_format_types): Use unsigned_type_for instead of
17294 c_common_unsigned_type.
17295 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17296 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17297 of c_common_unsigned_type.
17298 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17299 lang_hooks.types.unsigned_type.
17300 * expmed.c (make_tree): Use unsigned_type_for instead of
17301 lang_hooks.types.unsigned_type.
17302 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17303 lang_hooks.types.unsigned_type.
17304 (build_range_check): Likewise.
17305 (fold_unary): Likewise.
17306 (fold_binary): Likewise.
17307 (fold_ternary): Likewise.
17308 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17309 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17310 * tree.c (get_unsigned_type): New.
17311 (unsigned_type_for): Use get_unsigned_type instead of
17312 lang_hooks.types.unsigned_type.
17314 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17316 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17317 to m68k_get_function_kind. Update its prototype.
17318 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17320 (m68k_interrupt_function_p): Return enum m68k_function_type
17321 instead of bool. Rename to m68k_get_function_kind.
17322 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17323 target is not fido.
17324 (m68k_compute_frame_layout): Don't mark any register for save
17325 if an interrupt_thread attribute is specified.
17326 (m68k_hard_regno_rename_ok): Update a use of
17327 m68k_interrupt_function_p.
17328 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17329 m68k_interrupt_function_p.
17330 (m68k_function_type): New.
17331 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
17332 for a function with an interrupt_thread attribute.
17333 * doc/extend.texi: Document the interrupt_thread attribute.
17335 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
17337 Fix PR tree-optimization/31911
17338 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
17339 if they didn't change the expression.
17341 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
17343 * tree-scalar-evolution.c (resolve_mixers): Exported.
17344 * tree-scalar-evolution.h (resolve_mixers): Declare.
17345 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
17346 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
17347 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
17348 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
17349 init_array_ref, init_pointer_ref, analyze_indirect_ref,
17350 strip_conversion, analyze_offset_expr, address_analysis,
17351 object_analysis, analyze_offset): Removed.
17352 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
17353 split_constant_offset, canonicalize_base_object_address,
17354 object_address_invariant_in_loop_p, disjoint_objects_p,
17355 dr_may_alias_p, dr_address_invariant_p): New functions.
17356 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
17357 and dr_analyze_alias.
17358 (initialize_data_dependence_relation): Use dr_may_alias_p
17359 and object_address_invariant_in_loop_p.
17360 (compute_self_dependence): Handle the case when
17361 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
17362 (find_data_references_in_stmt): Restrict the analysis of data
17363 references to the given loop nest.
17364 (find_data_references_in_loop): Made static. Pass loop nest to
17365 find_data_references_in_stmt.
17366 (compute_data_dependences_for_loop): Use DR_VOPS.
17367 (free_data_ref): Free DR_VOPS.
17368 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
17369 (struct innermost_loop_behavior): ... new.
17370 (struct base_object_info): Replaced by ...
17371 (struct indices): ... new.
17372 (struct dr_alias): New.
17373 (enum data_ref_type): Removed.
17374 (struct data_reference): Consist of struct innermost_loop_behavior,
17375 struct indices and struct dr_alias.
17376 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
17377 (DR_MEMTAG): Renamed to ...
17378 (DR_SYMBOL_TAG): ... this.
17379 (find_data_references_in_loop): Declaration removed.
17380 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
17381 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
17382 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
17383 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
17385 2007-05-13 Revital Eres <eres@il.ibm.com>
17387 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
17388 which walks virtual def-use chains to find redundant stores.
17389 (dse_optimize_stmt): Call it.
17391 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17393 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
17394 * passes.c (init_optimization_passes): Move pass_jump_bypass
17397 * basic-block.h (bb_has_eh_pred): Fix style issue.
17399 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17401 PR rtl-optimization/31848
17402 * loop-invariant.c (move_invariant_reg): If we move an insn
17403 with a REG_EQUAL note, and that insn is not always executed,
17404 remove the REG_EQUAL note.
17406 2007-05-12 Richard Guenther <rguenther@suse.de>
17408 PR tree-optimization/31797
17409 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
17410 propagate into a stmt that has volatile ops.
17412 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17414 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17415 (gcc_tooldir): Likewise.
17416 * configure: Regenerate.
17417 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17418 old configure.ac gcc_tooldir setting.
17419 (prefix_to_exec_prefix): New variable.
17420 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17421 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17423 2007-05-11 Silvius Rus <rus@google.com>
17425 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
17426 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
17427 * c-common.h (strict_aliasing_warning): Change return type.
17428 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
17429 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
17430 (build_c_cast): Condition call to strict_aliasing_warning.
17431 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
17432 * flags.h (set_Wstrict_aliasing): Declare.
17433 * opts.c (set_Wstrict_alising): Define, add call to.
17434 * tree-flow.h (strict_aliasing_warning_backend): Declare.
17435 * tree-ssa-alias-warnings.c: New file.
17436 * tree-ssa-alias.c (compute_may_aliases): Add call to
17437 strict_aliasing_warning_backend.
17439 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
17441 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17442 Use loop_depth and loop_outer accessor functions.
17443 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
17444 determine_invariantness_stmt, move_computations_stmt): Ditto.
17445 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
17446 add_loop, loopify, unloop, fix_loop_structure): Ditto.
17447 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
17448 * tree-scalar-evolution.c (interpret_loop_phi,
17449 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
17450 instantiate_parameters_1, scev_const_prop): Ditto.
17451 * cfghooks.c (make_forwarder_block): Ditto.
17452 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
17453 * modulo-sched.c (loop_canon_p): Ditto.
17454 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
17455 slpeel_can_duplicate_loop_p): Ditto.
17456 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
17457 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17458 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
17459 cancel_loop, verify_loop_structure): Ditto.
17460 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
17461 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
17462 superloops vector instead of "pred" array.
17463 (establish_preds): Take father loop as an argument. Initialize the
17465 (flow_loop_tree_node_add): Pass father loop to establish_preds.
17466 Do not initialize loop->outer.
17467 (flow_loop_tree_node_remove): Truncate the superloops vector.
17468 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
17469 "pred" merged to "superloops" vector.
17470 (loop_depth, loop_outer): New.
17471 (fel_init): Use loop_outer.
17473 2007-05-11 Jan Hubicka <jh@suse.cz>
17475 * cgraphunit.c: Include gt-cgraphunit.h
17476 (static_ctors, static_dtors): New static vars.
17477 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
17478 based on implementation in c-common.c
17479 (cgraph_finalize_function): Call record_cdtor_fn.
17480 (cgraph_optimize): Call cgraph_build_cdtor_fns.
17481 * decl.c (finish_function): Do not call c_record_cdtor_fn.
17482 (c_write_global_declarations): Do not call c_build_cdtor_fns.
17483 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
17484 build_cdtor, c_build_cdtor_fns): Remove.
17485 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
17486 c_build_cdtor_fns): Remove prototype.
17488 2007-05-11 Paolo Carlini <pcarlini@suse.de>
17491 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
17492 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
17493 * builtins.c (fold_builtin_memchr): New.
17494 (expand_builtin_memchr): Call the latter.
17495 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
17496 * doc/extend.texi ([Other built-in functions provided by GCC]):
17499 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
17501 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
17502 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
17503 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
17504 PFPO_OP1_TYPE_SHIFT): Constants added.
17505 (DFP_ALL): Mode macro defined.
17506 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
17507 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
17508 Insn definitions added.
17509 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
17510 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
17513 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
17515 PR tree-optimization/31885
17516 * tree-chrec.c (chrec_contains_undetermined): Do not consider
17517 NULL_TREE to be undetermined.
17518 (automatically_generated_chrec_p): Return false for NULL.
17520 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17522 * config/bfin/bfin.h (MOVE_RATIO): Define.
17524 2007-05-10 Richard Sandiford <richard@codesourcery.com>
17526 * config.gcc (sparc-wrs-vxworks): New target.
17527 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
17528 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
17529 * config/sparc/sparc.h: Include vxworks-dummy.h.
17530 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
17531 include LABEL_REFs too.
17532 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
17533 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
17535 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
17537 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
17538 (sparc_emit_call_insn): New function.
17539 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
17540 functions when generating VxWorks PIC.
17541 * config/sparc/sparc.md (vxworks_load_got): New pattern.
17542 (call, call_value): Use sparc_emit_call_insn instead of
17545 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17547 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
17549 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17551 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
17552 for floating-point values if HOST_BITS_PER_LONG > 32. Use
17553 split_double instead of operand_subword.
17555 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17557 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
17558 * config/bfin/bfin.c (bfin_local_alignment): New function.
17559 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
17561 2007-05-08 Chao-ying Fu <fu@mips.com>
17563 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
17564 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
17565 (smsub_widen_optab, umsub_widen_optab): Define.
17566 * optabs.c (init_optabs): Initialize smsub_widen_optab and
17568 * genopinit.c (optabs): Fill in smsub_widen_optab and
17570 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
17571 and umsub_widen_optab to implement multiply-subtract sequences.
17572 * config/mips/mips.md (*msac<u>_di): Rename to...
17573 (<u>msubsidi4): ...this. Extend condition to include
17574 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17575 of operand 0 to "ka" and use the three-operand form of msub<u>
17577 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
17580 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17582 PR rtl-optimization/28011
17583 * reload.c (push_reload): Set dont_share if IN appears in OUT
17584 also when IN is a PLUS rtx.
17585 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
17588 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
17590 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
17591 call unshare_all_decls.
17592 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
17593 (unshare_all_decls): Remove.
17595 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
17598 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
17601 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
17602 Nigel Stephens <nigel@mips.com>
17604 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
17605 Update comments and all uses.
17606 (MIN_FPRS_PER_FMT): Define.
17607 * config/mips/mips.c (function_arg): Fix to correctly handle
17608 the -mips32r2 -mfp64 -mabi=32 case.
17609 (override_options): Enable use of odd-numbered registers for
17610 SFmode values on MIPS32.
17611 (mips_save_reg_p): Save whole floating-point register pair if
17612 either half is used.
17613 (compute_frame_size): Fix comment.
17615 2007-05-08 Jie Zhang <jie.zhang@analog.com>
17617 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
17618 argument of type bool.
17619 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
17620 argument. Safely select temporary P register according to it.
17621 (do_link): Change call site of add_to_reg accordingly.
17622 (do_unlink): Add epilogue_p as a fourth argument and pass it
17624 (expand_interrupt_handler_epilogue): Change call of do_unlink
17626 (bfin_expand_prologue): Add a third argument sibcall_p.
17627 * config/bfin/bfin.md (epilogue): Change call of
17628 bfin_expand_epilogue accordingly.
17629 (sibcall_epilogue): Likewise.
17630 (eh_return_internal): Likewise.
17632 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
17633 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
17634 * config/bfin/bfin.c (bfin_handle_option): Handle
17635 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
17636 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
17637 Support bf534, bf536 and bf561.
17638 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
17640 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
17643 * config/i386/i386.c (ix86_function_regparm): Process local
17644 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
17646 2007-05-07 Mike Stump <mrs@apple.com>
17648 * doc/invoke.texi (Warning Options): Document that -Wempty-body
17649 also checks for and while statements in C++.
17651 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
17653 * gcc.c (at_file_supplied): New variable.
17654 (main): Set it if we expanded argv.
17655 (do_spec_1): Pass an @-file to the linker if we were called with
17656 an @-file argument and HAVE_GNU_LD.
17657 * collect2.c (at_file_supplied): New variable.
17658 (response_file): New variable.
17659 (collect_exit): Unlink response_file if necessary.
17660 (handler): Likewise.
17661 (do_wait): Likewise.
17662 (main): Set at_file_supplied if we expanded argv.
17663 (collect_execute): Pass an @-file to subprocesses if we were called
17664 with an @-file argument.
17665 * configure.ac: Add define for HAVE_GNU_LD.
17666 * configure: Regenerate.
17667 * config.in: Regenerate.
17669 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17671 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17672 operand to HI mode.
17677 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17679 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17680 (TARGET_ENCODE_SECTION_INFO): Re-define.
17681 (m32c_encode_section_info): New
17682 (function_vector_handler): New
17683 (current_function_special_page_vector): New
17684 (m32c_special_page_vector_p): New.
17685 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17687 * config/m32c/jump.md: Added instruction JSRS for functions
17688 with attribute "function_vector".
17689 * doc/extend.texi (function_vector): Added description
17690 for M16C, M32C targets.
17692 2007-05-07 DJ Delorie <dj@redhat.com>
17695 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17696 ashrpsi3, lshrpsi3): Update shift count constraint.
17698 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17699 Nathan Froyd <froydnj@codesourcery.com>
17702 * c-incpath.c (add_path): Strip trailing path separators.
17704 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17706 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17707 Free dominance info before purging EH edges.
17708 (eliminate_degenerate_phis): Likewise.
17709 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17711 2007-05-07 Jan Hubicka <jh@suse.cz>
17713 * gimplify.c (gimplify_expr): Do not crash when folding
17714 (void *)(int)&a + 4.
17716 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17719 * c-opts.c (lang_fortran): Make it non static.
17720 * c-common.h (lang_fortran): New prototype.
17721 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17722 -lang-fortran option was passed by the driver.
17724 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17726 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17727 of ASSERT_CHECKING. Tweak message.
17729 2007-05-06 Revital Eres <eres@il.ibm.com>
17732 * loop-unroll.c (insert_var_expansion_initialization):
17733 Initialize the expansions with -zero instead of +zero.
17735 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17737 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17738 into pic and non-pic versions. Mark r19 as used for
17739 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17740 for tgd_load, tld_load and tie_load .
17741 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17742 version of tgd_load, tld_load and tie_load depending on the
17745 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17746 Jakub Jelinek <jakub@redhat.com>
17748 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17749 (__do_global_dtors_aux): Use more paranoid loop to run
17750 destructors if HIDDEN_DTOR_LIST_END.
17751 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17753 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17755 * varasm.c (align_variable): Don't increase alignment for
17756 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17757 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17759 2007-05-04 Josh Conner <jconner@apple.com>
17761 * basic-block.h (cdi_direction): Assign values to all enumeration
17763 (dom_computed): Remove.
17764 (dom_info_state): New.
17765 (set_dom_info_availability): New.
17766 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17767 walk_data.dom_direction.
17768 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17769 instead of dom_computed[].
17770 (split_edge): Likewise.
17771 (create_basic_block): Likewise.
17772 (merge_blocks): Likewise.
17773 * ifcvt.c (find_if_header): Likewise.
17774 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17775 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17776 * tree-ssa.c (verify_ssa): Likewise.
17777 * tree-cfg.c (tree_verify_flow_info): Likewise.
17778 (remove_edge_and_dominated_blocks): Likewise.
17779 * dominance.c (dom_computed): Make static.
17780 (calc_dfs_tree_nonrec): Change third param to a bool.
17781 (calc_dfs_tree): Change second param to a bool.
17782 (calc_idioms): Change second param to a bool. Use
17783 dom_convert_dir_to_idx.
17784 (init_dom_info): Validate dir before using.
17785 (dom_convert_dir_to_idx): New.
17786 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17787 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17788 (free_dominance_info): Use dom_convert_dir_to_idx.
17789 (get_immediate_dominator): Likewise.
17790 (set_immediate_dominator): Likewise.
17791 (get_dominated_by): Likewise.
17792 (redirect_immediate_dominators): Likewise.
17793 (nearest_common_denominator): Likewise.
17794 (dominated_by_p): Likewise.
17795 (bb_dom_dfs_in): Likewise.
17796 (bb_dom_dfs_out): Likewise.
17797 (recount_dominator): Likewise.
17798 (iterate_fix_dominators): Likewise.
17799 (add_to_dominance_info): Likewise.
17800 (delete_from_dominance_info): Likewise.
17801 (first_dom_son): Likewise.
17802 (next_dom_son): Likewise.
17803 (dom_info_available_p): Likewise.
17804 (dom_info_state): New.
17805 (set_dom_info_availability): New.
17807 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17809 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17811 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17813 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17815 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17816 (subdi3, subdi_carry): Delete.
17818 2007-05-04 Jan Hubicka <jh@suse.cz>
17819 Richard Guenther <rguenther@suse.de>
17821 * opts.c (decode_options): Do not fiddle with inlining
17822 parameters in case of optimizing for size.
17823 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17824 for size do nothing.
17825 (cgraph_decide_inlining_of_small_function): When optimizing for
17826 size never inline functions increasing caller size.
17827 (cgraph_early_inlining): Inline for size when optimizing for size.
17829 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17831 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17832 logical operations piecewise.
17833 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17834 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17835 subdi_sesidi_di): Delete.
17836 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17837 the generated sequence. Allow three-reg add in constraints. Rewrite
17838 the rtl expression for carry to avoid zero_extend of a constant.
17839 (sub_with_carry): New pattern.
17840 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17841 different sequence not involving jumps.
17842 (notbi): Now a named pattern.
17844 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17846 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17847 Add the note about a significant loss of accuracy of some
17848 mathematical routines when these options are used.
17850 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17852 * haifa-sched.c (rtx_vec_t): New typedef.
17853 (contributes_to_priority_p): Extract piece of priority () into new
17855 (priority): Use the function. Add assertion.
17856 (rank_for_schedule, set_priorities): Add assertion to check that
17857 insn's priority is initialized.
17858 (clear_priorities, calc_priorities): Change signature. Make it update
17859 all relevant insns. Update all callers ('add_to_speculative_block ()'
17860 and 'create_block_check_twin ()').
17861 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17862 Add new field 'priority_status'.
17863 (INSN_PRIORITY_STATUS): New macro.
17864 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17866 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17868 * sched-ebb.c (debug_ebb_dependencies): New static function.
17869 (init_ready_list): Use it.
17871 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17872 with changed signature and 'debug_rgn_dependencies ()'.
17873 (debug_rgn_dependencies): New static function.
17874 (init_ready_list): Use it.
17876 * sched-int.h (debug_dependencies): Declare.
17878 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17880 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17882 2007-05-04 Dirk Mueller <dmueller@suse.de>
17884 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17886 2007-05-03 Jan Hubicka <jh@suse.cz>
17888 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17889 ((T1)X op (T1)Y), for pointer type in more cases than before.
17891 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17893 * tree-object-size.c (plus_expr_object_size): When operand size is
17894 unknown, return unknown.
17896 2007-05-03 Dirk Mueller <dmueller@suse.de>
17898 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17900 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17903 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17905 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17907 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17909 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17911 * config/soft-fp/double.h, config/soft-fp/extended.h,
17912 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17913 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17914 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17915 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17918 2007-05-03 Ian Lance Taylor <iant@google.com>
17920 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17921 MASK_PPC_GFXOPT for 8540 or 8548.
17923 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17925 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17926 vect_print_dump_info() to output debug information.
17928 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17931 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17932 operands of size 2 when operand is not MEM_P.
17934 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17936 PR tree-optimization/30565
17937 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17939 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17941 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17942 (umulsi3_highpart): Use them.
17943 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17944 for final accumulator to D regisster tranfser.
17946 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17948 PR tree-optimization/31699
17949 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17951 (vect_enhance_data_refs_alignment): Compute peel amount using
17952 TYPE_VECTOR_SUBPARTS instead of vf.
17953 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17955 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17958 * system.h: Remove inclusion of double-int.h
17959 * tree.h: Include double-int.h
17960 * gengtype.c: Likewise
17961 * cfgloop.h: Likewise
17962 * Makefile.in: Adjust dependencies on double-int.h
17964 2007-05-02 Eric Christopher <echristo@apple.com>
17966 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17967 -shared to -Zdynamiclib.
17969 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17972 * c-common.c (strip_pointer_or_array_types): New function.
17973 * c-common.h (strip_pointer_or_array_types): New function declaration.
17975 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17977 PR tree-optimization/31771
17978 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17980 2007-05-02 Paul Brook <paul@codesourcery.com>
17982 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17984 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17986 PR middle-end/29715
17987 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17990 2007-05-02 Nick Clifton <nickc@redhat.com>
17992 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17994 2007-05-02 Richard Guenther <rguenther@suse.de>
17996 PR tree-optimization/31146
17997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17998 argument, single_use_p. If we have a single use that is
17999 a conversion to the definition rhs type, propagate that rhs.
18000 (forward_propagate_addr_expr): Pass single_use_p argument
18001 to forward_propagate_addr_expr_1.
18003 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18005 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18008 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18010 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18011 'AMD Family 10 core'.
18013 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18015 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18016 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18017 with SSE3 instruction set support.
18018 * doc/invoke.texi: Likewise.
18020 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18022 * config/i386/i386.c (override_options): Tuning 32-byte loop
18023 alignment for amdfam10 architecture. Increasing the max loop
18024 alignment to 24 bytes.
18026 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18028 * config/m68k/constraints.md: New.
18029 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18030 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18031 EXTRA_CONSTRAINT): Remove.
18032 * config/m68k/m68k.md: Include constraints.md.
18033 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18035 2007-05-01 Ian Lance Taylor <iant@google.com>
18037 PR tree-optimization/31739
18038 * tree-vrp.c (vrp_val_is_max): New static function.
18039 (vrp_val_is_min): New static function.
18040 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18042 (set_value_range): Use vrp_val_is_{max,min}.
18043 (extract_range_from_assert): Likewise.
18044 (extract_range_from_binary_expr): Likewise.
18045 (extract_range_from_unary_expr): Likewise.
18046 (dump_value_range, vrp_meet): Likewise.
18047 (vrp_visit_phi_node): Likewise.
18048 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18050 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18052 * config/i386/gmon-sol2.c (size_t): New type.
18053 (intptr_t): Likewise.
18054 (s_textsize): Declare as size_t.
18056 (monstartup): Use size_t for sizes.
18057 (_mcount): Save and restore registers.
18058 (internal_mcount): Pass 0 as the first argument to monstartup
18060 (moncontrol): Convert pointer to appropriately sized integer
18061 before passing to profil.
18063 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18065 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18066 __NO_FPRS__, not just if _SOFT_DOUBLE.
18067 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18068 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18069 also for E500 double.
18070 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18071 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18074 2007-05-01 Richard Guenther <rguenther@suse.de>
18076 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18079 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18081 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18083 2007-05-01 Jan Hubicka <jh@suse.cz>
18085 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18088 2007-05-01 Jan Hubicka <jh@suse.cz>
18090 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18091 (maybe_fold_offset_to_reference): Declare.
18092 * fold-const.c (fold_unary): Do not fold
18093 (type *)&A into &A->field_of_type_and_offset_0
18094 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18095 size is unknown, give up.
18096 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18098 (maybe_fold_offset_to_reference): New.
18099 (maybe_fold_stmt_indirect): Use it.
18100 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18101 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18103 (gimplify_expr): Likewise for plus_expr.
18105 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18107 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18108 bsi_after_labels. Always insert statements before bsi.
18109 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18110 * predict.c (apply_return_prediction): Check for empty blocks.
18111 * cfgexpand.c (lab_rtx_for_bb): New variable.
18112 (label_rtx_for_bb): Do not create new tree labels.
18113 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18114 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18115 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18117 (label_for_bb): Add field used.
18118 (update_eh_label, main_block_label): Mark the label used.
18119 (cleanup_dead_labels): Remove unused labels.
18121 2007-05-01 Richard Guenther <rguenther@suse.de>
18123 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18124 if it is not about to be set.
18125 (get_value_range): Do not pre-allocate equiv bitmap.
18126 (update_value_range): No need to clear equiv field.
18127 (add_equivalence): Change prototype to get bitmap pointer.
18128 Allocate bitmap here if it is not already.
18129 (extract_range_from_assert): Do not allocate bitmap here.
18130 Update callers to add_equivalence.
18131 (extract_range_from_ssa_name): Likewise.
18132 (get_vr_for_comparison): New static helper.
18133 (compare_name_with_value): Handle NULL equiv bitmap by
18134 peeling the first iteration of the comparison loop.
18135 Use get_vr_for_comparison.
18136 (compare_names): Handle NULL equiv bitmaps by using fake
18137 ones. Use get_vr_for_comparison.
18139 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18141 * double-int.c (mpz_set_double_int): Moved from
18142 tree-ssa-loop-niter.c.
18143 (mpz_get_double_int): Likewise; also, add option to wrap
18144 out-of-range integers.
18145 * double-int.h: New prototypes for above.
18146 * tree.c (get_static_type_bounds): Moved from
18147 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18148 TYPE_MAX_VALUE if they exist..
18149 * tree.h: New prototype for above.
18150 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18151 get_type_bounds calls.
18152 (mpz_set_double_int): Move to double-int.c.
18153 (get_type_bounds): Move to tree.c, rename to
18154 get_static_type_bounds.
18155 (mpz_to_double_int): Move to double-int.c, rename to
18156 mpz_get_double_int.
18158 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18160 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18161 DIV0 exception can fall through to a normal return.
18163 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18165 PR middle-end/22156
18166 Temporarily revert:
18167 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18168 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18169 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18170 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18171 initialize align to silence bogus warning.
18172 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18173 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18175 (struct sra_walk_fns): Remove use_all parameter from use.
18176 (sra_hash_tree): Handle BIT_FIELD_REFs.
18177 (sra_elt_hash): Don't hash bitfld blocks.
18178 (sra_elt_eq): Skip them in parent compares as well. Handle
18180 (sra_walk_expr): Don't maintain or pass down use_all_p.
18181 (scan_use): Remove use_all parameter.
18182 (scalarize_use): Likewise. Re-expand assignment to
18183 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18184 output, and re-scalarize after output. Don't mark anything
18186 (scalarize_ldst): Adjust.
18187 (scalarize_walk_gimple_modify_statement): Likewise.
18188 (build_element_name_1): Handle BIT_FIELD_REFs.
18189 (instantiate_element): Don't warn for any element whose parent
18190 is used as a whole.
18191 (instantiate_missing_elements_1): Return the sra_elt.
18192 (canon_type_for_field): New.
18193 (try_instantiate_multiple_fields): New.
18194 (instantiate_missing_elemnts): Use them.
18195 (mark_no_warning): Removed.
18196 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18197 (REPLDUP, sra_build_elt_assignment): New.
18198 (generate_copy_inout): Use them.
18199 (generate_element_copy): Likewise. Handle bitfld differences.
18200 (generate_element_zero): Don't recurse for blocks. Use
18201 sra_build_elt_assignment.
18202 (generate_one_element_int): Take elt instead of var. Use
18203 sra_build_elt_assignment.
18204 (generate_element_init_1): Adjust.
18205 (scalarize_use, scalarize_copy): Use REPLDUP.
18206 (scalarize_ldst): Move assert before dereference.
18207 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18209 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18212 * tree.c (reconstruct_complex_type): Reconstruct a reference
18214 Also use the same mode for the pointer as the old pointer type.
18216 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18218 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18221 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18223 PR rtl-optimization/31676
18224 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18225 (df_refs_record): Call it.
18227 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18229 * rtl.def (SS_ABS): New code.
18230 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18231 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18232 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18233 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18234 (bfin_init_builtins): Define them.
18235 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18236 (bfin_expand_builtin): ... and handle the others here.
18237 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18238 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18239 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18240 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18241 operand is only HImode.
18243 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18245 * regclass.c (scan_one_insn): Remove splitting of
18248 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18249 Nigel Stephens <nigel@mips.com>
18251 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18253 2007-04-28 Jan Hubicka <jh@suse.cz>
18255 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18256 insn_locators_alloc instead of insn_locators_initialize;
18257 call reset_block_changes.
18258 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18259 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18260 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18261 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18262 * config/score/score.c (th_output_mi_thunk): Likewise.
18263 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18264 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18265 tolerate uninitialized locator info.
18268 * function.c (init_function_start): Don't init line number info.
18269 (expand_function_end): Update.
18270 (reset_block_changes, record_block_change, finalize_block_changes,
18271 check_block_change, free_block_changes): Kill.
18272 * function.h (reset_block_changes, record_block_change,
18273 finalize_block_changes, check_block_change, free_block_changes):
18275 (struct function): Remove ib_boundaries_block.
18276 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18277 Use curr_insn_locator to initialize locator.
18278 (emit_line_note): Remove.
18279 * cfgexpand.c (expand_gimple_cond_expr): Update.
18280 (construct_exit_block): Likewise.
18281 (tree_expand_cfg): Initialize/finalize locators.
18282 * expr.c (expand_expr_real): Update.
18283 * cfglayout.c (line_locators_locs, line_locators_lines,
18284 file_locators_locs, file_locators_files): Remove.
18285 (set_block_levels): Move to cfgexpand.c.
18286 (insn_locators_initialize): Remove.
18287 (pass_insn_locators_initialize): Remove.
18288 (locations_locators_locs, locations_locators_vals): New static vars.
18289 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18291 (insn_locators_alloc, insn_locators_finalize,
18292 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18294 (locator_location): New.
18295 (locator_line, locator_file): Rewrite.
18296 * rtl.h (emit_line_note): Kill.
18297 (insn_locators_alloc, insn_locators_finalize,
18298 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18300 * tree-inline.c (initialize_cfun): Do not initialize
18301 ib_boundaries_block.
18302 * passes.c (pass_insn_locators_initialize): Remove.
18304 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18306 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18307 info. Update last_basic_block correctly.
18309 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18312 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18313 register itself to hold the offset constant. Tell flow the use
18314 of r4 and r5 when they are used.
18316 2007-04-27 Richard Guenther <rguenther@suse.de>
18318 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18319 if we simplified anything.
18320 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18321 warnings until we did a simplification and the stmt was not
18322 marked as TREE_NO_WARNING.
18324 2007-04-27 Mike Stump <mrs@apple.com>
18326 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18328 2007-04-27 Ian Lance Taylor <iant@google.com>
18330 PR middle-end/31710
18331 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
18332 TYPE_MAX_VALUE exist, convert them to the new type.
18334 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18336 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
18337 if it claims to be available.
18338 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
18339 edge is redirected.
18340 (perform_tree_ssa_dce): Always free postdominators.
18342 2007-04-27 Richard Henderson <rth@redhat.com>
18344 * config/alpha/predicates.md (aligned_memory_operand): Mark
18345 as define_special_predicate.
18346 (unaligned_memory_operand, normal_memory_operand): Likewise.
18347 (reg_or_unaligned_mem_operand): Remove.
18348 (any_memory_operand): Match the documentation and check for
18349 non-renumbered pseudos during reload.
18350 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
18351 alpha_secondary_reload_class, update to new interface, make static.
18352 Handle CQImode like HImode. Remove FP subreg check.
18353 (alpha_expand_mov): Use replace_equiv_address.
18354 (alpha_expand_mov_nobwx): Use any_memory_operand.
18355 (TARGET_SECONDARY_RELOAD): New.
18356 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
18357 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18358 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
18359 * config/alpha/alpha.md: ... here.
18360 (RELOAD12, reloadmode): New.
18362 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
18363 Don't handle the aligned case here.
18364 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
18365 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
18366 reload_inhi_help. Don't expect a scratch register.
18367 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
18369 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
18371 2007-04-27 Richard Guenther <rguenther@suse.de>
18373 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
18375 2007-04-27 Richard Guenther <rguenther@suse.de>
18377 PR tree-optimization/30965
18378 PR tree-optimization/30978
18379 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
18380 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
18381 (find_equivalent_equality_comparison): Likewise.
18382 (simplify_cond): Likewise.
18383 (get_prop_source_stmt): New helper.
18384 (get_prop_dest_stmt): Likewise.
18385 (can_propagate_from): Likewise.
18386 (remove_prop_source_from_use): Likewise.
18387 (combine_cond_expr_cond): Likewise.
18388 (forward_propagate_comparison): New function.
18389 (forward_propagate_into_cond): Rewrite to use fold for
18391 (tree_ssa_forward_propagate_single_use_vars): Call
18392 forward_propagate_comparison to propagate comparisons.
18394 2007-04-27 Richard Guenther <rguenther@suse.de>
18396 PR tree-optimization/31715
18397 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
18398 sure to do computation on the offset in an appropriate
18401 2007-04-27 Richard Sandiford <richard@codesourcery.com>
18403 * reload.h (elimination_target_reg_p): Declare.
18404 * reload.c (find_reloads): Don't apply the reg_rtx move
18405 optimization if the SET_DEST satisfies elimination_target_reg_p.
18406 * reload1.c (elimination_target_reg_p): New function.
18407 (gen_reload): In the move/add2 fallback, make sure that op0
18408 does not overlap the destination register.
18410 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18412 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
18413 transform only GIMPLE_MODIFY_STMTs.
18414 * tree-complex.c (expand_complex_operations_1): Ditto.
18415 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
18416 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
18417 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
18419 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18420 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
18421 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
18422 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
18423 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
18424 slpeel_add_loop_guard): Ditto.
18425 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
18426 * lambda-code.c (perfect_nestify): Ditto.
18427 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
18428 before the first statement.
18429 * tree-optimize.c (execute_free_datastructures): Fix comments.
18430 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
18431 * tree-flow.h (disband_implicit_edges): Declaration removed.
18432 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
18434 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
18435 COND_EXPRs without gotos.
18436 (disband_implicit_edges, has_label_p): Removed.
18437 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
18438 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
18440 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
18442 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
18443 also for COND_EXPRs.
18444 * cfgexpand.c (label_rtx_for_bb): New function.
18445 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
18446 Use label_rtx_for_bb to find the labels.
18447 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
18448 last block. Detect fallthru edges.
18450 2007-04-26 Ian Lance Taylor <iant@google.com>
18453 * reload.c (find_reloads_subreg_address): If the address was valid
18454 in the original mode but not in the new mode, reload the whole
18457 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18459 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
18460 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
18461 (cleanup_control_expr_graph): Do not invalidate dominance info.
18462 Record altered blocks.
18463 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
18464 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
18465 cleanup_tree_cfg_bb): New functions.
18466 (remove_forwarder_block): Do not maintain the worklist of blocks.
18467 Record altered blocks.
18468 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
18469 not over whole cfg.
18470 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
18471 delete_unreachable_blocks if dominators are not available.
18472 * tree-inline.c (optimize_inline_calls): Free dominance information
18474 * tree-flow.h (remove_edge_and_dominated_blocks,
18475 cfgcleanup_altered_bbs): Altered.
18476 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
18478 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
18480 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
18481 do not invalidate dominators.
18483 2007-04-26 Anatoly Sokolov <aesok@post.ru>
18485 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
18486 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
18487 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18488 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18490 2007-04-26 Steve Ellcey <sje@cup.hp.com>
18492 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
18494 2007-04-26 Richard Guenther <rguenther@suse.de>
18496 PR tree-optimization/31703
18497 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
18498 the right type for the target of the bittest.
18500 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18502 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
18503 ix86_sol10_return_in_memory.
18505 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18507 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
18510 2007-04-26 Jakub Jelinek <jakub@redhat.com>
18513 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
18515 PR tree-optimization/30558
18516 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
18517 clear this_state.prev_try.
18519 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18520 Mark Mitchell <mark@codesourcery.com>
18522 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
18523 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
18524 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
18526 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18529 * doc/invoke.texi (%:print-asm-header): Document.
18530 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
18532 (static_spec_functions): Add print-asm-header.
18533 (main): Print a banner before the --target-help linker options.
18534 (print_asm_header_spec_function): New function.
18536 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
18539 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
18540 (movsf_ie): Likewise.
18542 2007-04-25 Paolo Carlini <pcarlini@suse.de>
18544 * doc/extend.texi ([Type Traits]): Adjust per N2255.
18546 2007-04-25 Bob Wilson <bob.wilson@acm.org>
18548 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
18549 exception for divide-by-zero.
18550 (__umodsi3, __modsi3): Likewise.
18552 2007-04-25 Dirk Mueller <dmueller@suse.de>
18554 * c-typeck.c (build_compound_expr): Annotate warning()
18555 call with OPT_Wunused_value.
18556 * tree-ssa.c (warn_uninit): Annotate warning with
18558 * c-common.c (handle_sentinel_attribute): Annotate warning
18559 call with OPT_Wattributes.
18561 2007-04-25 Thiemo Seufer <ths@mips.com>
18563 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
18564 (mips16): Fix typo.
18565 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
18566 on to the assembler. Improve handling of -mno-mips16. Add handling
18567 of -mno-mips3d, -mno-dsp, -mno-dspr2.
18568 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
18569 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
18570 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
18572 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
18575 * config/i386/winnt.c (i386_pe_file_end): Strip only
18576 USER_LABEL_PREFIX when writing export name.
18578 2007-04-25 Richard Sandiford <richard@codesourcery.com>
18580 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
18581 sh/elf.h, vx-common.h and vxworks.h.
18582 * config/sh/sh.h: Include config/vxworks-dummy.h.
18583 (SUBTARGET_OVERRIDE_OPTIONS): Define.
18584 (OVERRIDE_OPTIONS): Use it.
18585 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
18586 (vxworks_picreg): New pattern.
18587 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
18588 VXWORKS_OS_CPP_BUILTINS.
18589 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
18590 to their VXWORKS_* equivalents.
18591 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18592 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
18593 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
18594 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
18595 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
18596 -mrtp/-fPIC multilibs.
18597 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
18598 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
18599 (MULTILIB_OSDIRNAMES): Delete.
18601 2007-04-25 Anatoly Sokolov <aesok@post.ru>
18604 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
18606 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
18608 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
18609 rounding mode to be specified by the caller.
18610 (real_to_mpfr) Likewise.
18611 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
18612 include new arguments.
18613 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
18615 2007-04-24 Ian Lance Taylor <iant@google.com>
18617 PR tree-optimization/31605
18618 * tree-vrp.c (set_value_range): Check that min and max are not
18619 both overflow infinities.
18620 (set_value_range_to_value): New static function.
18621 (extract_range_from_binary_expr): Call set_value_range_to_value.
18622 (extract_range_from_cond_expr): Likewise.
18623 (extract_range_from_expr): Likewise.
18624 (extract_range_from_unary_expr): Likewise. Don't create a range
18625 which overflows on both sides.
18626 (vrp_meet): Check for a useless range.
18627 (vrp_visit_phi_node): If we see a constant which looks like an
18628 overflow infinity, turn off the TREE_OVERFLOW flag.
18630 2007-04-24 Ian Lance Taylor <iant@google.com>
18632 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
18634 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
18636 PR diagnostic/25923
18637 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
18638 diagnostic message is being built.
18639 * tree-pretty-print.c (dump_generic_node): Only write the
18640 formatted text into BUFFER's stream if we are not building a
18641 diagnostic message.
18642 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
18644 * Makefile.in (toplev.o): Depend on tree-pass.h.
18646 2007-04-24 Ian Lance Taylor <iant@google.com>
18648 PR tree-optimization/31602
18649 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
18650 conditionals in the copied loop header.
18651 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
18652 warnings if TREE_NO_WARNING is set.
18653 * doc/invoke.texi (Warning Options): Clarify that
18654 -Wstrict-overflow does not warn about loops.
18656 2007-04-24 Janis Johnson <janis187@us.ibm.com>
18658 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
18659 expand on the comment about _Decimal128 arguments and check the
18660 integer result of the modulus operation; for 64-bit ELF ABI, ensure
18661 that _Decimal128 argument uses even/odd register pair.
18662 (function_arg): Ditto.
18664 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18666 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18667 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18669 2007-04-24 Richard Guenther <rguenther@suse.de>
18670 Olga Golovanevsky <olga@il.ibm.com>
18672 * fold-const.c (multiple_of_p): Check for bottom
18675 2007-04-24 Richard Henderson <rth@redhat.com>
18677 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18678 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18679 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18680 looking for non-zero bits shifted out. Avoid a recursive call
18681 when constructing the scalar.
18682 (__floatundisf): Likewise.
18684 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18686 * dwarf2out.c (field_byte_offset): Move the existing logic
18687 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18688 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18690 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18693 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18694 length argument of 0 for memset.
18695 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18696 unsigned shift instead of the signed variant.
18698 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18700 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18701 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18702 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18703 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18704 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18705 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18706 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18707 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18708 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18709 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18710 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18711 "mul<mode>3", "div<mode>3"): Insn definitions added.
18712 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18713 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18714 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18715 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18716 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18717 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18718 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18719 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18720 TARGET_FLOAT_FORMAT): Macro definitions removed.
18721 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18722 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18723 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18724 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18725 (s390_gen_rtx_const_DI): Function removed.
18726 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18728 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18730 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18731 over an external ffs function.
18733 2007-04-24 Chao-ying Fu <fu@mips.com>
18734 Richard Sandiford <richard@nildram.co.uk>
18736 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18737 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18738 (smadd_widen_optab, umadd_widen_optab): Define.
18739 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18741 * genopinit.c (optabs): Fill in smadd_widen_optab and
18743 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18744 and umadd_widen_optab to implement multiply-add sequences.
18745 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18746 (<u>maddsidi4): ...this. Extend condition to include
18747 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18748 of operand 0 to "ka" and use the three-operand form of madd<u>
18750 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18752 * config/mips/constraints.md (ka): New register constraint.
18754 2007-04-24 Jan Hubicka <j@suse.cz>
18758 2007-04-23 Jan Hubicka <jh@suse.cz>
18759 * function.c (init_function_start): Don't init line number info.
18760 (expand_function_end): Update.
18761 (reset_block_changes, record_block_change, finalize_block_changes,
18762 check_block_change, free_block_changes): Kill.
18763 * function.h (reset_block_changes, record_block_change,
18764 finalize_block_changes, check_block_change, free_block_changes):
18766 (struct function): Remove ib_boundaries_block.
18767 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18768 Use curr_insn_locator to initialize locator.
18769 (emit_line_note): Remove.
18770 * cfgexpand.c (expand_gimple_cond_expr): Update.
18771 (construct_exit_block): Likewise.
18772 (tree_expand_cfg): Initialize/finalize locators.
18773 * expr.c (expand_expr_real): Update.
18774 * cfglayout.c (line_locators_locs, line_locators_lines,
18775 file_locators_locs, file_locators_files): Remove.
18776 (set_block_levels): Move to cfgexpand.c.
18777 (insn_locators_initialize): Remove.
18778 (pass_insn_locators_initialize): Remove.
18779 (locations_locators_locs, locations_locators_vals): New static vars.
18780 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18782 (insn_locators_alloc, insn_locators_finalize,
18783 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18785 (locator_location): New.
18786 (locator_line, locator_file): Rewrite.
18787 * rtl.h (emit_line_note): Kill.
18788 (insn_locators_alloc, insn_locators_finalize,
18789 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18791 * tree-inline.c (initialize_cfun): Do not initialize
18792 ib_boundaries_block.
18793 * passes.c (pass_insn_locators_initialize): Remove.
18795 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18797 * doc/invoke.texi: Removed leading '-' from option index entries.
18799 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18801 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18803 (create_phi_node): Use set_phi_nodes.
18804 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18805 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18806 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18807 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18808 (bsi_start, bsi_last): Use bb_stmt_list.
18809 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18810 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18811 Traverse the statements using tsi iterator.
18812 * basic-block.h (struct basic_block_def): Fields stmt_list
18813 and phi_nodes moved to ...
18814 (struct tree_bb_info): ... new structure.
18815 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18816 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18817 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18818 (tree_verify_flow_info): Verify that il.tree is not set for
18819 entry and exit block.
18820 (tree_split_block): Use set_bb_stmt_list.
18822 2007-04-23 Mike Stump <mrs@apple.com>
18824 * config/i386/i386.c (ix86_tune_features
18825 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18828 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18830 * config/i386/i386.md (prefix_extra): New attribute.
18831 (length): Add prefix_extra.
18833 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18834 (sse2_movntv2di): Likewise.
18835 (sse2_cvtps2dq): Likewise.
18836 (sse2_cvtpd2pi): Likewise.
18837 (sse2_cvttpd2pi): Likewise.
18838 (*sse2_cvtpd2ps): Likewise.
18839 (*add<mode>3): Likewise.
18840 (sse2_ssadd<mode>3): Likewise.
18841 (sse2_usadd<mode>3): Likewise.
18842 (*sub<mode>3): Likewise.
18843 (sse2_sssub<mode>3): Likewise.
18844 (sse2_ussub<mode>3): Likewise.
18845 (*mulv8hi3): Likewise.
18846 (*smulv8hi3_highpart): Likewise.
18847 (*umulv8hi3_highpart): Likewise.
18848 (sse2_umulv2siv2di3): Likewise.
18849 (sse2_pmaddwd): Likewise.
18850 (ashr<mode>3): Likewise.
18851 (lshr<mode>3): Likewise.
18852 (ashl<mode>3): Likewise.
18853 (sse2_ashlti3): Likewise.
18854 (sse2_lshrti3): Likewise.
18855 (*umaxv16qi3): Likewise.
18856 (*smaxv8hi3): Likewise.
18857 (*uminv16qi3): Likewise.
18858 (*sminv8hi3): Likewise.
18859 (sse2_eq<mode>3): Likewise.
18860 (sse2_gt<mode>3): Likewise.
18861 (*and<mode>3): Likewise.
18862 (sse2_nand<mode>3): Likewise.
18863 (*ior<mode>3): Likewise.
18864 (*xor<mode>3): Likewise.
18865 (sse2_packsswb): Likewise.
18866 (sse2_packssdw): Likewise.
18867 (sse2_packuswb): Likewise.
18868 (sse2_punpckhbw): Likewise.
18869 (sse2_punpcklbw): Likewise.
18870 (sse2_punpckhwd): Likewise.
18871 (sse2_punpcklwd): Likewise.
18872 (sse2_punpckhdq): Likewise.
18873 (sse2_punpckldq): Likewise.
18874 (sse2_punpckhqdq): Likewise.
18875 (sse2_punpcklqdq): Likewise.
18876 (*sse2_pinsrw): Likewise.
18877 (*sse2_pextrw): Likewise.
18878 (sse2_pshufd_1): Likewise.
18879 (sse2_uavgv16qi3): Likewise.
18880 (sse2_uavgv8hi3): Likewise.
18881 (sse2_psadbw): Likewise.
18882 (sse2_pmovmskb): Likewise.
18883 (*sse2_maskmovdqu): Likewise.
18884 (*sse2_maskmovdqu_rex64): Likewise.
18885 (sse4a_extrqi): Likewise.
18886 (sse4a_extrq): Likewise.
18887 (sse3_lddqu): Set prefix_rep.
18888 (sse3_addsubv4sf3): Likewise.
18889 (sse3_haddv4sf3): Likewise.
18890 (sse3_hsubv4sf3): Likewise.
18891 (sse_cvtss2si): Likewise.
18892 (sse_cvtss2si_2): Likewise.
18893 (sse_cvtss2siq): Likewise.
18894 (sse_cvtss2siq_2): Likewise.
18895 (sse_cvttss2si): Likewise.
18896 (sse_cvttss2siq): Likewise.
18897 (sse2_cvttps2dq): Likewise.
18898 (sse3_movshdup): Likewise.
18899 (sse3_movsldup): Likewise.
18900 (sse2_cvtsd2si): Likewise.
18901 (sse2_cvtsd2si_2): Likewise.
18902 (sse2_cvtsd2siq): Likewise.
18903 (sse2_cvtsd2siq_2): Likewise.
18904 (sse2_cvttsd2si): Likewise.
18905 (sse2_cvttsd2siq): Likewise.
18906 (*sse2_cvtpd2dq): Likewise.
18907 (*sse2_cvttpd2dq): Likewise.
18908 (sse2_pshuflw_1): Likewise.
18909 (sse2_pshufhw_1): Likewise.
18910 (sse4a_insertqi): Likewise.
18911 (sse4a_insertq): Likewise.
18912 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18913 (ssse3_phadddv4si3): Likewise.
18914 (ssse3_phaddswv8hi3): Likewise.
18915 (ssse3_phsubwv8hi3): Likewise.
18916 (ssse3_phsubdv4si3): Likewise.
18917 (ssse3_phsubswv8hi3): Likewise.
18918 (ssse3_pmaddubswv8hi3): Likewise.
18919 (ssse3_pmulhrswv8hi3): Likewise.
18920 (ssse3_pshufbv16qi3): Likewise.
18921 (ssse3_psign<mode>3): Likewise.
18922 (ssse3_palignrti): Likewise.
18923 (abs<mode>2): Likewise.
18924 (ssse3_phaddwv4hi3): Set prefix_extra.
18925 (ssse3_phadddv2si3): Likewise.
18926 (ssse3_phaddswv4hi3): Likewise.
18927 (ssse3_phsubwv4hi3): Likewise.
18928 (ssse3_phsubdv2si3): Likewise.
18929 (ssse3_phsubswv4hi3): Likewise.
18930 (ssse3_pmaddubswv4hi3): Likewise.
18931 (ssse3_pmulhrswv4hi3): Likewise.
18932 (ssse3_pshufbv8qi3): Likewise.
18933 (ssse3_psign<mode>3): Likewise.
18934 (ssse3_palignrdi): Likewise.
18935 (abs<mode>2): Likewise.
18936 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18937 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18938 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18940 2007-04-23 Nick Clifton <nickc@redhat.com>
18942 * params.def: Fix formatting of emacs local variables.
18944 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18946 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18947 move if inter-unit move isn't allowed.
18948 Don't split moving the first element of V2DI to DI to inter-unit
18949 move if inter-unit move isn't allowed.
18951 2007-04-23 Richard Guenther <rguenther@suse.de>
18953 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18954 and CDI_POST_DOMINATORS separately.
18956 2007-04-23 Nick Clifton <nickc@redhat.com>
18958 * c.opt (Wformat-contains-nul): Add warning attribute.
18960 2007-04-23 Jan Hubicka <jh@suse.cz>
18962 * function.c (init_function_start): Don't init line number info.
18963 (expand_function_end): Update.
18964 (reset_block_changes, record_block_change, finalize_block_changes,
18965 check_block_change, free_block_changes): Kill.
18966 * function.h (reset_block_changes, record_block_change,
18967 finalize_block_changes, check_block_change, free_block_changes):
18969 (struct function): Remove ib_boundaries_block.
18970 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18971 Use curr_insn_locator to initialize locator.
18972 (emit_line_note): Remove.
18973 * cfgexpand.c (expand_gimple_cond_expr): Update.
18974 (construct_exit_block): Likewise.
18975 (tree_expand_cfg): Initialize/finalize locators.
18976 * expr.c (expand_expr_real): Update.
18977 * cfglayout.c (line_locators_locs, line_locators_lines,
18978 file_locators_locs, file_locators_files): Remove.
18979 (set_block_levels): Move to cfgexpand.c.
18980 (insn_locators_initialize): Remove.
18981 (pass_insn_locators_initialize): Remove.
18982 (locations_locators_locs, locations_locators_vals): New static vars.
18983 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18985 (insn_locators_alloc, insn_locators_finalize,
18986 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18988 (locator_location): New.
18989 (locator_line, locator_file): Rewrite.
18990 * rtl.h (emit_line_note): Kill.
18991 (insn_locators_alloc, insn_locators_finalize,
18992 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18994 * tree-inline.c (initialize_cfun): Do not initialize
18995 ib_boundaries_block.
18996 * passes.c (pass_insn_locators_initialize): Remove.
18998 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19000 PR middle-end/31448
19001 * expr.c (reduce_to_bit_field_precision): Handle
19004 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19006 PR tree-optimization/24659
19007 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19008 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19009 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19010 * genopinit.c (optabs): Rename vec_pack_mod_optab
19011 to vec_pack_trunc_optab.
19012 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19013 early for scalar floating point operands for NOP_EXPR.
19014 (vectorizable_type_promotion): Ditto.
19015 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19016 vec_pack_trunc_optab.
19017 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19019 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19020 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19021 Rename from VEC_PACK_MOD_EXPR.
19022 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19023 * expr.c (expand_expr_real_1): Ditto.
19024 * tree-inline.c (estimate_num_insns_1): Ditto.
19025 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19027 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19028 (vec_unpacks_lo_v4sf): Ditto.
19029 (vec_pack_trunc_v2df): Ditto.
19030 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19031 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19032 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19034 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19036 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19038 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19039 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19040 packing of floating point operands.
19041 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19042 represent unpacking of floating point operands.
19043 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19044 [vec_unpacks_hi]: Ditto.
19045 [vec_unpacks_lo]: Ditto.
19047 2007-04-22 Jan Hubicka <jh@suse.cz>
19049 * final.c (rest_of_handle_final): Call
19050 targetm.asm_out.constructor/targetm.asm_out.destructor
19051 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19052 proper priority via decl_*_priority_insert.
19053 * c-common.c (c_expand_body): Likewise.
19055 2007-04-22 Richard Guenther <rguenther@suse.de>
19057 PR tree-optimization/29789
19058 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19059 (rewrite_reciprocal): New helper split out from
19060 determine_invariantness_stmt.
19061 (rewrite_bittest): Likewise.
19062 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19063 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19066 2007-04-22 Revital Eres <eres@il.ibm.com>
19068 * loop-unroll.c (var_to_expand): New field to support also
19069 insns of the form x = something + x.
19070 (analyze_insn_to_expand_var): Use it.
19071 (expand_var_during_unrolling): Likewise.
19073 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19075 * predict.c: Include pointer-set.h.
19076 (bb_predictions): New variable.
19077 (tree_predicted_by_p, tree_predict_edge,
19078 remove_predictions_associated_with_edge): Use bb_predictions map
19079 instead of bb->predictions.
19080 (clear_bb_predictions, assert_is_empty): New functions.
19081 (combine_predictions_for_bb): Use bb_predictions map. Call
19082 clear_bb_predictions.
19083 (tree_estimate_probability): Create and free bb_predictions map.
19084 * Makefile.in (predict.o): Add pointer-set.h dependency.
19085 * basic-block.h (struct basic_block_def): Remove predictions
19087 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19089 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19092 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19095 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19097 * timevar.c (timevar_print): Change reference of --disable-checking to
19098 --enable-checking=release. Also warn if assert checking is disabled.
19100 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19103 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19104 decl as addressable if the compound literal was marked as
19106 Mark the decl as a gimple register if it is a complex or
19107 vector decl and does not live in memory.
19109 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19111 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19112 (GENERIC_NEXT): New function macro.
19113 (PHI_CHAIN): Use phi_node's new chain variable.
19114 (tree_phi_node): Change tree_common to tree_base
19115 and add the chain field.
19116 * tree-phinodes.c (make_phi_node): Don't set
19117 TREE_TYPE on the new node.
19118 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19119 instead of checking GIMPLE_TUPLE_P in chain_next.
19120 * tree-vect-transform.c
19121 (get_initial_def_for_induction): Look at
19122 PHI_RESULT_TREE for the type of the phi node.
19123 (update_vuses_to_preheader): Use PHI_CHAIN
19124 instead of TREE_CHAIN on the phi node.
19125 * tree-ssa-structalias.c (compute_points_to_sets):
19127 (ipa_pta_execute): Likewise.
19129 2007-04-21 Richard Guenther <rguenther@suse.de>
19131 PR middle-end/31136
19132 * fold-const.c (fold_unary): Call fold_convert_const on the
19135 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19137 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19138 (store_killed_in_pat): New.
19140 2007-04-20 Richard Henderson <rth@redhat.com>
19143 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19144 TREE_LIST with a void_type_node value, not void_list_node exactly.
19146 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19148 * doc/standards.texi: Re-arrange into language-specific
19149 subsections. Add a C++ section, documenting which standards we
19152 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19154 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19155 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19157 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19159 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19160 ecrti.o and crtbegin.o.
19161 (LIB_DEFAULT_SPEC): Include -lc.
19162 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19164 2007-04-20 Richard Henderson <rth@redhat.com>
19167 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19168 argument; update all callers.
19169 (get_unaligned_offset): New.
19170 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19171 get_unaligned_address, just pass on the address directly.
19172 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19173 the subreg in the helper patterns.
19174 (unaligned_extendqidi_le): Use get_unaligned_offset.
19175 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19176 (unaligned_extendhidi_be): Likewise.
19177 (unaligned_extendhidi): Tidy.
19178 * config/alpha/alpha-protos.h: Update.
19180 2007-04-20 Richard Henderson <rth@redhat.com>
19182 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19183 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19184 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19185 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19186 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19187 (CPP_SPEC): Don't include %(cpp_subtarget).
19188 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19189 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19190 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19192 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19194 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19195 for __builtin_ia32_cmpordss.
19197 PR tree-optimization/31632
19198 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19199 and arg1 for optimizations of comparison against min/max values.
19200 Fold arg0 to arg1's type for optimizations of comparison against
19201 min+1 and max-1 values.
19203 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19205 * reload.c (combine_reloads): When trying to use a dying register,
19206 check whether it's uninitialized and don't use if so.
19208 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19210 * fold-const.c: Remove prototypes for native_encode_expr and
19211 native_interpret_expr.
19212 (native_encode_expr): Make non-static.
19213 (native_interpret_expr): Likewise.
19214 * tree.h: Add prototypes for the above.
19216 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19218 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19219 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19220 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19221 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19222 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19223 Add length attributes.
19225 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19227 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19230 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19231 __STDC_WANT_DEC_FP__.
19233 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19235 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19236 for long double compatibility.
19237 * configure: Regenerate.
19239 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19241 PR rtl-optimization/29841
19242 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19244 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19245 that may cause control flow transfer from being moved.
19247 2007-04-18 Jan Hubicka <jh@suse.cz>
19249 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19252 2007-04-18 Eric Christopher <echristo@apple.com>
19254 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19255 only. Update operands.
19256 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19257 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19258 link register to pic register.
19260 2007-04-18 Dirk Mueller <dmueller@suse.de>
19262 PR diagnostic/31227
19263 * tree-vrp.c (search_for_addr_array): New.
19264 (check_array_bounds): Suppress warning about
19265 address taken of array refs if its not de-referenced.
19267 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19269 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19270 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19272 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19273 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19274 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19276 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19278 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19280 (vect_analyze_scalar_cycles): Fix indentation.
19281 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19282 (vect_mark_relevant): Include phis in relevance analysis.
19284 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19286 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19288 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19289 output_operand_lossage().
19291 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19293 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19294 the unused code for reduction without adjust-in-epilog to simplify the
19297 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19299 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19300 (S390_TDC_NEGATIVE_ZERO): New constant.
19301 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19302 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19303 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19304 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19305 (S390_TDC_POSITIVE_INFINITY): New constant.
19306 (S390_TDC_NEGATIVE_INFINITY): New constant.
19307 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19308 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19309 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19310 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19311 (S390_TDC_INFINITY): New constant.
19312 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19313 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19314 optimization for UNSPEC_CCZ_TO_INT.
19315 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19316 ("*ccz_to_int"): New insn.
19317 ("isinf<mode>2"): New insn.
19318 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19319 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19320 (UNSPEC_CCZ_TO_INT): New constant.
19322 2007-04-18 Richard Guenther <rguenther@suse.de>
19324 PR tree-optimization/19431
19325 PR tree-optimization/21463
19326 * tree-pass.h (pass_phiprop): Declare.
19327 * passes.c (init_optimization_passes): New phiprop pass.
19328 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19329 (phivn_valid_p): New helper function.
19330 (phiprop_insert_phi): Likewise.
19331 (propagate_with_phi): Likewise.
19332 (tree_ssa_phiprop): New propagator propagating loads
19333 through phi nodes if profitable.
19335 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19337 * tree-vect-analyze.c (process_use): New function.
19338 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
19339 Check phis in all bbs.
19340 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
19343 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
19345 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
19348 2007-04-17 Anatoly Sokolov <aesok@post.ru>
19351 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
19354 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
19356 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
19358 (sse_vmmulv4sf3): Likewise.
19359 (sse2_vmaddv2df3): Likewise.
19360 (sse2_vmmulv2df3): Likewise.
19362 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
19364 PR rtl-optimization/31360
19365 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
19366 (target_reg_cost): New.
19367 (init_set_costs): Initialize target_reg_cost. Add comments
19368 regarding the rationale of the costs.
19369 (global_cost_for_size): Renamed to...
19370 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
19371 of register pressure.
19372 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
19373 estimate_reg_pressure_cost. Add number of ivs.
19374 (determine_set_costs): Dump target_reg_cost.
19375 * loop-invariant.c (gain_for_invariant): Use
19376 estimate_reg_pressure_cost. Removed n_inv_uses argument.
19377 (best_gain_for_invariant, find_invariants_to_move): Remove
19379 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
19380 (target_reg_cost): Declare.
19381 (global_cost_for_size): Declaration removed.
19382 (estimate_reg_pressure_cost): Declare.
19384 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
19386 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
19387 regnos into even/odd register pairs.
19388 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
19389 TDmode similar to the other floating point modes.
19390 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
19391 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
19393 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
19394 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
19395 (movdd_hardfloat64): Use TARGET_MFPGPR.
19397 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
19399 * reload1.c (delete_output_reload): Don't count output in n_inherited.
19402 2005-01-05 Richard Henderson <rth@redhat.com>
19404 * reload1.c (do_input_reload): Restrict the optimization deleteing
19405 a previous output reload to RELOAD_FOR_INPUT.
19407 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
19409 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
19410 induc_vec_info_type.
19411 (vectorizable_induction): New function declaration.
19412 * tree-vect-transform.c (get_initial_def_for_induction): No need to
19413 check if already vectorized. Find first place in BB where new stmts
19414 can be inserted. Takes only one argument.
19415 (vectorizable_induction): New function.
19416 (vect_transform_stmt): Add case for induc_vec_info_type to call
19417 vectorizable_induction.
19418 (vect_transform_loop): Consider phis for vectorization.
19419 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
19421 (analyze_operations): Call vectorizable_induction when analyzing phis.
19423 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
19424 (vect_mark_relevant): Include phis in relevance analysis.
19425 (vect_mark_stmts_to_be_vectorize): Likewise.
19426 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
19428 2007-04-16 Lawrence Crowl <crowl@google.com>
19430 * doc/invoke.texi (Debugging Options): Add documentation for the
19431 -femit-struct-debug options -femit-struct-debug-baseonly,
19432 -femit-struct-debug-reduced, and
19433 -femit-struct-debug-detailed[=...].
19435 * c-opts.c (c_common_handle_option): Add
19436 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
19437 and OPT_femit_struct_debug_detailed_.
19438 * c.opt: Add specifications for
19439 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
19440 and -femit-struct-debug-detailed[=...].
19441 * opts.c (set_struct_debug_option): Parse the
19442 -femit-struct-debug-... options.
19443 * opts.c (matches_main_base, main_input_basename,
19444 main_input_baselength, base_of_path, matches_main_base): Add
19445 variables and functions to compare header base name to compilation
19447 * opts.c (should_emit_struct_debug): Add to determine to emit a
19448 structure based on the option.
19449 (dump_struct_debug) Also disabled function to debug this
19451 * opts.c (handle_options): Save the base name of the
19454 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
19455 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
19456 This hook indicates if a type is generic. Set it by default
19457 to "never generic".
19458 * langhooks.h (struct lang_hooks_for_types): Add a new hook
19459 to determine if a struct type is generic or not.
19460 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
19461 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
19462 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
19463 with live C++ hook.
19465 * flags.h (enum debug_info_usage): Add an enumeration to describe
19466 a program's use of a structure type.
19467 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
19468 to indicate the program's usage of the type. Filter structs based
19469 on the -femit-struct-debug-... specification.
19470 (gen_type_die): Split into two routines, gen_type_die and
19471 gen_type_die_with_usage. gen_type_die is now a wrapper
19472 that assumes direct usage.
19473 (gen_type_die_with_usage): Replace calls to gen_type_die
19474 with gen_type_die_with_usage adding the program usage of
19475 the referenced type.
19476 (dwarf2out_imported_module_or_decl): Suppress struct debug
19477 information using should_emit_struct_debug when appropriate.
19479 2007-04-16 Ian Lance Taylor <iant@google.com>
19481 PR tree-optimization/31522
19482 * tree-vrp.c (vr_phi_edge_counts): New static variable.
19483 (vrp_initialize): Allocate vr_phi_edge_counts.
19484 (vrp_visit_phi_node): Don't push to infinity if we saw a new
19485 executable edge. Drop test for all constants.
19486 (vrp_finalize): Free vrp_phi_edge_counts.
19488 * doc/cpp.texi (Common Predefined Macros): Clarify description of
19489 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19491 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
19492 predecessors at head rather than tail.
19494 2007-04-16 Matthias Klose <doko@debian.org>
19496 * config/alpha/linux.h (CPP_SPEC): Define.
19497 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
19499 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
19501 * function.h: Remove sequence_stack extern declaration.
19503 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19505 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
19507 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
19510 2007-04-16 Anatoly Sokolov <aesok@post.ru>
19512 * config/avr/avr.c (avr_arch_types): Rearranging array.
19513 (enum avr_arch): Add.
19514 (avr_mcu_types): Use avr_arch enumeration constants instead of
19516 * config/avr/avr.h (LINK_SPEC): Simplify.
19518 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19520 * config/m68k/m68k.c (m68k_libcall_value,
19521 m68k_function_value): Use macros for register names more.
19523 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
19525 (M68K_REGNAME): Use A6_REG.
19526 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
19528 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19530 PR middle-end/28071
19531 * sched-int.h (struct deps): Split field 'pending_lists_length' into
19532 'pending_read_list_length' and 'pending_write_list_length'. Update
19534 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
19535 to handle two length counters instead of one. Update all uses.
19536 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
19537 two length counters instead of one.
19538 * sched-rgn.c (propagate_deps): Update to handle two length counters
19541 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
19544 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
19545 copy of source, pass it to ix86_expand_vector_set and return
19548 2007-04-16 David Ung <davidu@mips.com>
19549 Joseph Myers <joseph@codesourcery.com>
19551 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
19552 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
19553 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
19554 Add 74K processor information.
19555 * config/mips/mips.md: Include 74k.md.
19556 (cpu): Add 74kc,74kf,74kx.
19557 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
19558 * config/mips/74k.md: New.
19559 * doc/invoke.texi (MIPS Options): Document 74K support.
19561 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
19563 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
19564 vectorizable_* functions.
19565 * tree-vect-transform.c (vectorizable_call): Add check for
19566 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
19567 (vectorizable_store): likewise.
19568 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
19570 (vectorizable_operation, vectorizable_type_demotion): Likewise.
19571 (vectorizable_type_promotion, vectorizable_load): Likewise.
19572 (vectorizable_live_operation, vectorizable_condition): Likewise.
19573 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
19575 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
19577 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19579 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
19580 register numbers more.
19581 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
19582 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
19583 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
19584 FUNCTION_VALUE_REGNO_P): Likewise.
19585 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
19586 STATIC_CHAIN_REGNUM): Likewise.
19587 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
19588 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
19589 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
19590 * config/m68k/m68k.md (FP_REG): New.
19592 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19594 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
19597 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19599 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
19600 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
19603 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19605 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
19608 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
19611 * c-decl.c (finish_decl): Grab the type of the decl after the call
19612 to store_init_value.
19614 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
19616 * common.opt (fforward-propagate): Fix "Optimization" annotation.
19618 2007-04-14 Jakub Jelinek <jakub@redhat.com>
19621 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
19622 dominators, post dominators and cleanup cfg before returning.
19624 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
19626 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
19627 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
19629 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
19631 * config.gcc: Recognize fido.
19632 * config/m68k/m68k-devices.def (fidoa): New.
19633 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
19635 (FL_FIDOA, TARGET_FIDOA): New.
19636 * config/m68k/m68k.opt (mfidoa): New.
19638 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19640 PR middle-end/31322
19641 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
19642 when a personality function is used.
19644 2007-04-13 Bob Wilson <bob.wilson@acm.org>
19646 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
19648 2007-04-13 Mike Stump <mrs@apple.com>
19650 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
19652 * config/darwin.opt (fapple-kext): Make C++ only.
19653 * config/darwin.c (darwin_override_options): Remove code to ensure
19654 -fapple-kext is given for C++ only.
19656 2007-04-13 Richard Sandiford <richard@codesourcery.com>
19658 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
19659 * config/mips/mips.c (override_options): Call
19660 SUBTARGET_OVERRIDE_OPTIONS, if defined.
19662 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19664 * config/i386/i386.opt (msvr3-shlib): Removed.
19666 * doc/invoke.texi: Remove -msvr3-shlib.
19668 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19670 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19671 with "popcnt" instruction.
19673 2007-04-13 Richard Guenther <rguenther@suse.de>
19675 PR tree-optimization/21258
19676 * tree-vrp.c (compare_case_labels): New helper.
19677 (find_switch_asserts): New function.
19678 (find_assert_locations): Call it for SWITCH_EXPRs.
19680 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19682 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19683 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19684 check is now implied in X87_FLOAT_MODE_P.
19685 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19686 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19687 (fix_trunc<mode>_i386_fisttp): Ditto.
19688 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19689 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19690 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19691 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19692 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19693 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19694 (unnamed_splitters): Ditto.
19695 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19696 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19697 FIRST_SSE_REG for local functions when SSE math is enabled or
19698 for functions with sseregparm attribute.
19699 (standard_80387_constant_p): Return -1 if mode is not
19701 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19702 (ix86_expand_compare): Ditto.
19703 (ix86_expand_carry_flag_compare): Ditto.
19704 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19705 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19706 DECIMAL_FLOAT_MODE_P.
19707 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19708 of SCALAR_FLOAT_MODE_P.
19709 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19710 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19711 checks before FLOAT_MODE_P.
19712 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19713 before FLOAT_MODE_P.
19718 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19720 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19721 Charles Wilson <libtool@cwilson.fastmail.fm>
19723 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19724 (libgcc.mvars): Don't depend on them.
19725 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19726 * exec-tool.in: New.
19728 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19730 * doc/invoke.text (--help): Document --help=common.
19732 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19734 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19736 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19738 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19739 * genemit.c (main): Emit #include "integrate.h".
19740 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19741 (LOADGP_RTP): New mips_loadgp_style.
19742 * config/mips/mips.h: Include config/vxworks-dummy.h.
19743 (TARGET_RTP_PIC): New macro.
19744 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19745 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19746 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19747 for TARGET_RTP_PIC.
19748 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19749 -mvxworks-pic when using -mrtp and a PIC option.
19750 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19752 (mips_symbolic_constant_p, mips_symbolic_address_p)
19753 (mips_symbol_insns): Handle SYMBOL_HALF.
19754 (override_options): Warn about -G and -mrtp being used together.
19755 Initialize mips_lo_relocs[SYMBOL_HALF].
19756 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19757 (mips_emit_loadgp): Handle LOADGP_RTP.
19758 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19759 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19760 (tablejump): Handle function-relative case table entries if
19762 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19764 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19766 * config/mips/mips.md (load_call<mode>): Allow any general register.
19768 (sibcall_value_internal, sibcall_value_multiple_internal)
19769 (call_value_internal, call_value_split, call_value_multiple_internal)
19770 (call_value_multiple_split): Remove constraints from operand 0.
19772 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19774 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19775 rather than loadgp_noshared.
19776 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19777 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19779 * config/mips/mips.md (loadgp): Rename to...
19780 (loadgp_newabi): ...this.
19781 (loadgp_noshared): Rename to...
19782 (loadgp_absolute): ...this.
19784 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19786 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19787 false for locally-binding symbols.
19788 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19790 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19792 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19793 (SYMBOL_GOT_PAGE_OFST): ...this.
19794 (SYMBOL_GOT_GLOBAL): Rename to...
19795 (SYMBOL_GOT_DISP): ...this.
19796 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19797 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19798 * config/mips/mips.c (mips_global_symbol_p): New function.
19799 (mips_symbol_binds_local_p): Likewise.
19800 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19801 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19802 mips_global_symbol_p and mips_symbol_binds_local_p.
19803 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19804 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19805 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19806 SYMBOL_GOTOFF_DISP.
19807 (mips_ok_for_lazy_binding_p): New function.
19808 (mips_load_call_address, mips_expand_call): Use it.
19809 (mips_dangerous_for_la25_p): Likewise.
19810 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19811 (*got_disp<mode>): Use got_disp_operand instead of
19812 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19813 SYMBOL_GOTOFF_GLOBAL.
19814 (*got_page<mode>): Use got_page_ofst_operand instead of
19816 * config/mips/predicates.md (const_call_insn_operand): Use
19817 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19818 (global_got_operand): Rename to...
19819 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19821 (local_got_operand): Rename to...
19822 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19823 of SYMBOL_GOT_LOCAL.
19825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19827 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19828 TARGET_CALL_CLOBBERED_GP.
19829 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19830 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19831 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19832 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19833 of TARGET_ABICALLS && !TARGET_NEWABI.
19834 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19835 * config/mips/mips.c (mips_load_call_address): Check
19836 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19837 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19838 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19839 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19840 TARGET_ABICALLS && TARGET_NEWABI.
19841 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19843 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19844 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19845 TARGET_ABICALLS && TARGET_NEWABI.
19846 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19847 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19848 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19849 whether indirect calls must use $25.
19850 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19852 * config/mips/mips.md (jal_macro): Check flag_pic and
19853 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19854 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19855 instead of TARGET_ABICALLS.
19856 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19857 TARGET_ABICALLS && TARGET_OLDABI.
19858 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19859 (sibcall): In the comment above the define_insn, mention
19860 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19861 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19862 instead of TARGET_ABICALLS.
19864 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19866 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19867 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19868 (MACFLAGS_MATCH_P): New macro.
19869 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19870 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19871 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19872 the other MACFLAG constants.
19873 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19874 (flag_machi): Tighten constraints. Renumber some of the operands.
19875 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19877 (flag_machi_parts_acconly): New pattern.
19878 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19880 (flag_macinit1hi): Tighten constraints.
19881 (flag_mul_macv2hi_parts_acconly): New pattern.
19883 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19884 Use a more efficient implementation.
19885 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19886 inline sequences when not optimizing for size.
19888 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19889 movhi_high2low): Delete, merge functionality into...
19890 (packv2hi): ... this pattern.
19892 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19893 * config/bfin/bfin.opt (msim): New option.
19894 (mcpu=): New option.
19895 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19896 (bfin_cpu_t): Typedef of enum bfin_cpu.
19897 (bfin_cpu_type): New declaration.
19898 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19899 -msim and -mcpu= options.
19900 (LIB_SPEC): Likewise.
19901 * config/bfin/bfin.c (bfin_cpu_type): Define.
19902 (bfin_handle_option): Handle -mcpu= option.
19903 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19904 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19905 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19907 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19909 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19910 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19911 (powerpc-wrs-vxworksae): Use ${tm_file}.
19912 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19913 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19914 * config/i386/vx-common.h: New file.
19916 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19918 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19921 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19923 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19926 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19930 * c-common.c (c_build_qualified_type): Set canonical type
19933 2007-04-12 Richard Guenther <rguenther@suse.de>
19935 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19936 lower bound and element size if lower bound is not zero
19937 or either of the ARRAY_REF operands is set.
19939 2007-04-12 Richard Guenther <rguenther@suse.de>
19941 PR tree-optimization/24689
19942 PR tree-optimization/31307
19943 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19945 * gimplify.c (canonicalize_addr_expr): To be consistent with
19946 gimplify_compound_lval only set operands two and three of
19947 ARRAY_REFs if they are not gimple_min_invariant. This makes
19948 it never at this place.
19949 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19951 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19953 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19954 null before emitting a .nsubspa directive.
19956 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19958 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19959 need_to_partition_p if there are no memory statements in the
19962 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19964 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19965 (gcd_of_steps_may_divide_p): New function.
19966 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19968 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19970 * reload.c (find_reloads_toplev, find_reloads_address,
19971 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19972 not a pointer equality test, to decide if we need to call
19973 push_reg_equiv_alt_mem.
19975 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19977 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19978 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19980 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19982 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19984 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19985 vector to be positive.
19987 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19991 * doc/invoke.texi: Document --params max-aliased-vops and
19993 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19994 debug_memory_partitions): Move to tree-flow.h
19995 * params.h (AVG_ALIASED_VOPS): Define.
19996 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19998 (mp_info_t): Likewise.
19999 (get_mem_sym_stats_for): New.
20000 (set_memory_partition): Move from tree-flow-inline.h.
20001 (mark_non_addressable): Only clear the set of symbols for the
20002 partition if it exists.
20003 (dump_memory_partitions): Move from tree-ssa-operands.c
20004 (debug_memory_partitions): Likewise.
20005 (need_to_partition_p): New.
20006 (dump_mem_ref_stats): New.
20007 (debug_mem_ref_stats): New.
20008 (dump_mem_sym_stats): New.
20009 (debug_mem_sym_stats): New.
20010 (update_mem_sym_stats_from_stmt): New.
20011 (compare_mp_info_entries): New.
20012 (mp_info_cmp): Call it.
20013 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20015 (get_mpt_for): Move from tree-ssa-operands.c.
20016 (find_partition_for): New.
20017 (create_partition_for): Remove.
20018 (estimate_vop_reduction): New.
20019 (update_reference_counts): New.
20020 (build_mp_info): New.
20021 (compute_memory_partitions): Refactor.
20022 Document new heuristic.
20023 Call build_mp_info, update_reference_counts,
20024 find_partition_for and estimate_vop_reduction.
20025 (compute_may_aliases): Populate virtual operands before
20026 calling debugging dumps.
20027 (delete_mem_sym_stats): New.
20028 (delete_mem_ref_stats): New.
20029 (init_mem_ref_stats): New.
20030 (init_alias_info): Call it.
20031 (maybe_create_global_var): Remove alias_info argument.
20032 Get number of call sites and number of pure/const call sites
20033 from gimple_mem_ref_stats().
20034 (dump_alias_info): Call dump_memory_partitions first.
20035 (dump_points_to_info_for): Show how many times a pointer has
20037 * opts.c (decode_options): For -O2 set --param
20038 max-aliased-vops to 500.
20039 For -O3 set --param max-aliased-vops to 1000 and --param
20040 avg-aliased-vops to 3.
20041 * fortran/options.c (gfc_init_options): Remove assignment to
20043 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20044 * tree-dfa.c (dump_variable): Dump memory reference
20046 Dump NO_ALIAS* settings.
20047 (referenced_var_lookup): Tidy.
20048 (mem_sym_stats): New.
20049 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20050 and ORIG are different SSA names for a memory partition.
20051 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20052 * tree-flow.h (struct mem_sym_stats_d): Define.
20053 (mem_sym_stats_t): Define.
20054 (struct mem_ref_stats_d): Define.
20055 (struct gimple_df): Add field mem_ref_stats.
20056 (enum noalias_state): Define.
20057 (struct var_ann_d): Add bitfield noalias_state.
20058 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20059 debug_mem_ref_stats, debug_memory_partitions,
20060 debug_mem_sym_stats): Declare.
20061 * tree-ssa-structalias.c (update_alias_info): Update call
20062 sites, pure/const call sites and asm sites in structure
20063 returned by gimple_mem_ref_stats.
20064 Remove local variable IS_POTENTIAL_DEREF.
20065 Increase NUM_DEREFS if the memory expression is a potential
20067 Call update_mem_sym_stats_from_stmt.
20068 If the memory references memory, call
20069 update_mem_sym_stats_from_stmt for all the direct memory
20070 symbol references found.
20071 (intra_create_variable_infos): Set noalias_state field for
20072 pointer arguments according to the value of
20073 flag_argument_noalias.
20074 * tree-ssa-structalias.h (struct alias_info): Remove fields
20075 num_calls_found and num_pure_const_calls_found.
20076 (update_mem_sym_stats_from_stmt): Declare.
20077 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20078 Set default value to 100.
20079 (PARAM_AVG_ALIASED_VOPS): Define.
20081 2007-04-11 Richard Guenther <rguenther@suse.de>
20083 PR middle-end/31530
20084 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20085 a * -b + c as c - a * b if we honor sign dependent rounding.
20087 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20089 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20090 bfin_expand_strmov.
20091 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20092 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20094 (initialize_trampoline): Don't use old-style function definition.
20095 (bfin_secondary_reload): Mark IN_P argument as unused.
20097 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20099 PR tree-optimization/31343
20100 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20101 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20102 * testsuite/gcc.dg/vect/pr31343.c: New.
20104 2007-04-10 Eric Christopher <echristo@apple.com>
20106 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20107 * config/i386/i386.md (*cmpfp0): Use.
20108 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20109 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20110 (fix_trunc<mode>_i386_fisttp): Ditto.
20111 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20112 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20113 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20114 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20115 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20116 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20117 (unnamed_splitters): Ditto.
20118 * config/i386/i386.c (output_fix_trunc): Assert that
20119 we're not being passed a TFmode operand.
20121 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20123 PR tree-optimization/31526
20124 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20125 n_basic_blocks to find newly added blocks.
20127 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20129 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20131 (fix_trunc<mode>si_sse): Ditto.
20132 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20133 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20134 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20135 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20136 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20137 expander using SSEMODEF mode macro.
20138 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20139 expander using SSEMODEF mode macro.
20140 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20141 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20142 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20143 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20144 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20145 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20146 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20147 Macroize insn using X87MODEF mode macro.
20149 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20151 * config/i386/sse.md (sse2_pinsrw): Removed.
20152 (sse2_pextrw): Renamed to ...
20153 (*sse2_pextrw): This.
20155 2007-04-09 Jan Hubicka <jh@suse.cz>
20158 * config/i386/sse.md
20159 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20160 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20161 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20162 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20164 2007-04-09 Jan Hubicka <jh@suse.cz>
20166 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20167 multiple fields of union.
20169 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20171 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20172 (create_preheaders): Check that loops are available.
20173 (fix_loop_structure): Clean up, improve comments.
20174 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20175 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20177 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20178 * predict.c (tree_estimate_probability): Do not call
20179 calculate_dominance_info. Call create_preheaders.
20180 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20181 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20183 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20184 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20185 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20186 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20189 2007-04-08 Jan Hubicka <jh@suse.cz>
20191 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20192 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20193 * fold-const.c (fold_unary): Use it.
20195 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20197 * varasm.c (assemble_variable): Remove call to
20198 lang_hooks.decls.prepare_assemble_variable.
20199 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20200 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20201 * langhooks.h (lang_hooks_for_decls): Remove
20202 prepare_assemble_variable.
20204 2007-04-08 Mike Stump <mrs@apple.com>
20206 * config/i386/i386.c: Use inc/dec on Core2.
20208 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20210 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20211 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20212 lhd_tree_inlining_end_inlining): Remove.
20213 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20214 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20215 end_inlining hooks.
20216 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20217 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20218 lhd_tree_inlining_end_inlining): Remove prototypes.
20219 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20220 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20221 LANG_HOOKS_TREE_INLINING_START_INLINING,
20222 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20224 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20227 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20230 * config/avr/predicates.md (io_address_operand): Delete predicate.
20231 (low_io_address_operand): Don't use 'mode' argument.
20232 (higth_io_address_operand): Rename ...
20233 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20234 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20237 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20239 Revert change removing staticp.
20241 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20244 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20247 2007-04-07 Bruce Korb <bkorb@gnu.org>
20249 * c.opt: Add -Wformat-contains-nul.
20250 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20252 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20253 the NUL byte warning.
20255 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20257 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20259 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20261 * tree.c (staticp): No longer use staticp langhook.
20262 * langhooks.c (lhd_staticp): Removed.
20263 * langhooks.h (struct lang_hooks): Remove staticp.
20264 * c-common.c (c_staticp): Remove.
20265 * c-common.h (c_staticp): Ditto.
20266 * langhooks-defs.h (lhd_staticp): Ditto.
20267 (LHD_HOOKS_STATICP): Ditto
20268 * tree.h (gcc_assert_lowered): New macro.
20270 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20272 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20273 argument "reliable".
20274 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20275 Add argument "reliable". Propagate it through calls.
20276 (infer_loop_bounds_from_undefined): Derive number of iterations
20277 estimates from references in blocks that do not dominate loop latch.
20278 (gcov_type_to_double_int): New function.
20279 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20280 and expected_loop_iterations_unbounded.
20281 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20282 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20283 * tree-data-ref.c (estimated_loop_iterations): Export.
20284 (get_references_in_stmt): Fix -- do not return addresses of local
20286 * cfgloop.h (expected_loop_iterations_unbounded,
20287 estimated_loop_iterations): Declare.
20289 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20291 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20293 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20295 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20296 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20297 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20298 Use output_387_reg_move().
20299 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20300 expander using X87MODEF12 mode macro.
20301 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20302 choosing register preferences. Use output_387_reg_move().
20303 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20304 instead of "x". Use output_387_reg_move().
20305 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20306 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20307 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20308 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20309 Use output_387_reg_move().
20310 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20312 (*truncxf?f_i387 splitter): Ditto.
20314 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20316 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20317 LANG_HOOKS_SAFE_FROM_P.
20318 * expr.c (safe_from_p): Remove langhook call.
20319 * langhooks.h (lang_hooks): Remove safe_from_p.
20320 (lhd_safe_from_p): Remove prototype.
20321 * langhooks.c (lhd_safe_from_p): Remove.
20323 2007-04-06 Jan Hubicka <jh@suse.cz>
20325 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20328 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20330 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
20331 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
20332 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
20333 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
20335 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
20336 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
20338 2007-04-05 Richard Henderson <rth@redhat.com>
20340 * config/alpha/alpha.c (print_operand) [+]: Remove.
20341 (alpha_end_function): Print nop if call at end of function.
20342 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
20343 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
20344 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
20345 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
20346 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
20347 the call pattern. Update peepholes to match.
20349 2007-04-05 Janis Johnson <janis187@us.ibm.com>
20351 * doc/extend.texi (Other Builtins): Add decimal float variants
20353 * builtins.def: Ditto.
20354 * builtins.c (expand_builtin): Ditto.
20356 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
20357 H.J. Lu <hongjiu.lu@intel.com>
20360 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
20361 of V8HImode when calling ix86_binary_operator_ok.
20362 (sse2_pmaddwd): Call ix86_binary_operator_ok.
20363 (sdot_prodv8hi): Operands 1 and 2 must be register.
20365 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20367 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20368 initialize align to silence bogus warning.
20370 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20372 PR middle-end/22156
20373 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20375 (struct sra_walk_fns): Remove use_all parameter from use.
20376 (sra_hash_tree): Handle BIT_FIELD_REFs.
20377 (sra_elt_hash): Don't hash bitfld blocks.
20378 (sra_elt_eq): Skip them in parent compares as well. Handle
20380 (sra_walk_expr): Don't maintain or pass down use_all_p.
20381 (scan_use): Remove use_all parameter.
20382 (scalarize_use): Likewise. Re-expand assignment to
20383 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20384 output, and re-scalarize after output. Don't mark anything
20386 (scalarize_ldst): Adjust.
20387 (scalarize_walk_gimple_modify_statement): Likewise.
20388 (build_element_name_1): Handle BIT_FIELD_REFs.
20389 (instantiate_element): Don't warn for any element whose parent
20390 is used as a whole.
20391 (instantiate_missing_elements_1): Return the sra_elt.
20392 (canon_type_for_field): New.
20393 (try_instantiate_multiple_fields): New.
20394 (instantiate_missing_elemnts): Use them.
20395 (mark_no_warning): Removed.
20396 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20397 (REPLDUP, sra_build_elt_assignment): New.
20398 (generate_copy_inout): Use them.
20399 (generate_element_copy): Likewise. Handle bitfld differences.
20400 (generate_element_zero): Don't recurse for blocks. Use
20401 sra_build_elt_assignment.
20402 (generate_one_element_int): Take elt instead of var. Use
20403 sra_build_elt_assignment.
20404 (generate_element_init_1): Adjust.
20405 (scalarize_use, scalarize_copy): Use REPLDUP.
20406 (scalarize_ldst): Move assert before dereference.
20407 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20409 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20411 * regmove.c: Fix unused variable warnings due to previous commit.
20413 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20415 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
20416 (regmove_bb_head): Remove.
20417 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
20418 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
20419 problems with fixup_match_1.
20420 Don't initialize/free regmove_bb_head.
20422 (reg_is_remote_constant_p): If an insn is in the same basic block
20423 but not before INSN, consider it remote, too.
20425 2007-04-05 Anatoly Sokolov <aesok@post.ru>
20428 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
20429 DECL_ASSEMBLER_NAME, not the DECL_NAME.
20431 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
20433 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
20434 (CONDITIONAL_REGISTER_USAGE): Likewise.
20436 2007-04-04 Richard Henderson <rth@redhat.com>
20438 * config/alpha/lib1funcs.asm: Remove unused file.
20440 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20443 * opts.c (print_specific_help): Fix --help=<language>
20445 (common_handle_option): Support --help=common.
20447 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20450 * gcc.c (main): Do not run the linker if
20451 print_subprocess_help indicates that it shouldn't be
20454 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20457 * doc/invoke.texi (--help=): Document <languages> value, fix
20458 formatting in tables of values.
20460 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
20462 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
20463 dllimport attribute of virtual methods.
20465 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
20467 * config/score/crti.asm: Change _bss_start to __bss_start.
20468 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
20469 (OUTGOING_REG_PARM_STACK_SPACE) update.
20470 * config/score/score.opt: add options to make backend support
20471 score5, score5u, score7 and score7d.
20472 * config/score/score.md: Likewise.
20473 * config/score/misc.md: Likewise.
20474 * config/score/mac.md: Likewise.
20475 * doc/invoke.texi: Likewise.
20476 * doc/md.texi: update constraints define.
20478 2007-04-03 Richard Henderson <rth@redhat.com>
20480 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
20481 an appropriate type, use the mode instead.
20483 2007-04-03 Richard Sandiford <richard@codesourcery.com>
20485 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
20486 Set the default --with-arch setting to mips2.
20487 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
20488 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
20489 (MULTILIB_OSDIRNAMES): Delete.
20490 (MULTILIB_DIRNAMES): Define.
20491 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
20492 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
20493 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
20494 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
20495 VXWORKS_OS_CPP_BUILTINS.
20496 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
20497 (MIPS_DEBUGGING_INFO): Undefine.
20498 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
20500 2007-04-03 Jakub Jelinek <jakub@redhat.com>
20502 PR middle-end/30704
20503 * fold-const.c (native_encode_real): Encode real.c provided longs
20504 as a series of 32-bit native integers.
20505 (native_interpret_real): Interpret buffer as a series of 32-bit
20508 2007-04-03 Richard Guenther <rguenther@suse.de>
20510 * genpreds.c (write_insn_constraint_len): Write function
20511 optimized for CONSTRAINT_LEN implementation.
20512 (write_tm_preds_h): Output insn_constraint_len inline and
20513 use it for CONSTRAINT_LEN.
20514 (write_insn_preds_c): Don't output insn_constraint_len.
20515 * doc/md.texi (define_register_constraint): Document multi-letter
20516 constraints shall have the same length if they start with the same
20519 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20522 * config/i386/i386.md (isinf<mode>2): Expand only when
20523 TARGET_C99_FUNCTIONS is set.
20525 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20527 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
20528 (x86_64-*-linux*): Ditto.
20529 * config/i386/i386.opt (mpc): New option.
20530 * config/i386/i386.c (overrride_options): Handle
20531 ix87_precision_string.
20532 * config/i386/crtprec.c: New file.
20533 * config/i386/t-crtpc: Ditto.
20534 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
20535 and -mpc80 options.
20536 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
20537 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
20538 crtprec32.o, crtprec64.o and crtprec80.o.
20540 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
20541 and -mpc80 options.
20542 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
20544 2007-04-02 Eric Christopher <echristo@apple.com>
20546 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
20547 limitations on darwin.
20549 2007-04-02 Anatoly Sokolov <aesok@post.ru>
20552 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
20554 2007-04-02 Dave Korn <dave.korn@artimi.com>
20556 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
20558 2007-04-02 Dave Korn <dave.korn@artimi.com>
20560 * libgcc2.h (exception_descriptor): Don't forward-declare.
20561 (__get_eh_table_language, __get_eh_table_version): Delete
20562 prototypes of long-dead functions.
20564 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
20566 * ebitmap.h: New file
20567 * ebitmap.c: New file
20568 * Makefile.in (ebitmap.o): New target.
20570 2007-04-01 Jan Hubicka <jh@suse.cz>
20572 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
20573 before very first instruction.
20575 2007-04-01 Jan Hubicka <jh@suse.cz>
20577 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
20578 waring on 64bit hosts.
20579 * bitmap.h: Fix typo in bitmap_head_def.
20581 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
20583 PR rtl-optimization/31391
20584 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
20585 into a DELETED_LABEL note, and the label is in an empty basic
20586 block, update BB_END as well as BB_HEAD.
20588 2007-04-01 Richard Henderson <rth@redhat.com>
20590 PR tree-optimization/31169
20591 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
20592 to varying if the range is outside [0, prec-1].
20594 2007-04-01 Richard Sandiford <richard@codesourcery.com>
20597 * config/mips/mips.md (load_const_gp): New insn.
20598 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
20599 the MIPS16 GP pseudo register if no_new_pseudos.
20600 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
20602 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20605 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
20607 (call_value): Likewise.
20609 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
20610 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20613 * doc/invoke.texi: (optimization options): Reword description
20614 of -ffast-math. Document its primary purpose.
20616 2007-03-31 Richard Guenther <rguenther@suse.de>
20618 * omp-low.c (splay-tree.h): Include.
20619 (lookup_decl): Replace splay-tree usage by pointer-map.
20620 (maybe_lookup_decl): Likewise.
20621 (new_omp_context): Likewise.
20622 (delete_omp_context): Likewise.
20623 * gimplify.c (splay-tree.h): Include.
20624 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
20626 (remap_ssa_name): Likewise.
20627 (remap_decl): Likewise.
20628 (remap_type_1): Likewise.
20629 (remap_type): Likewise.
20630 (copy_body_r): Likewise.
20631 (expand_call_inline): Likewise.
20632 (clone_body): Likewise.
20633 (copy_tree_r): Likewise.
20634 (remap_save_expr): Likewise.
20635 (unsave_r): Likewise.
20636 (unsave_expr_now): Likewise.
20637 (tree_function_versioning): Likewise.
20638 (build_duplicate_type): Likewise.
20639 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
20640 (struct copy_body_data): Replace splay-tree by pointer-map.
20641 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
20642 not $(SPLAY_TREE_H).
20643 (gimplify.o): Depend on $(SPLAY_TREE_H).
20644 (omp-low.p): Likewise.
20646 2007-03-31 Anatoly Sokolov <aesok@post.ru>
20648 * config/avr/predicates.md (even_register_operand,
20649 odd_register_operand): New predicates.
20650 * config/avr/avr.md (movw peephole2): New.
20651 (movw_r peephole2): New.
20653 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
20655 * tree.h (get_signed_or_unsigned_type): New.
20656 * fold-const.c (operand_equal_for_comparison_p): Use
20657 get_signed_or_unsigned_type instead of
20658 lang_hooks.types.signed_or_unsigned_type.
20659 * expr.c (store_expr): Ditto.
20660 * langhooks.c (get_signed_or_unsigned_type): New.
20661 (lhd_signed_or_unsigned_type): New.
20662 * langhooks.h (lhd_signed_or_unsigned_type): New.
20663 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20665 2007-03-30 Richard Henderson <rth@redhat.com>
20667 * tree-ssa-loop-ivopts.c: Include target.h.
20668 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20669 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20670 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20671 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20673 2007-03-30 Richard Henderson <rth@redhat.com>
20674 Kai Tietz <kai.tietz@onevision.com>
20676 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20677 default for 64-bit.
20678 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20679 (TARGET_64BIT_MS_ABI): New.
20680 (DBX_REGISTER_NUMBER): Handle 64-bit.
20681 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20682 (LONG_TYPE_SIZE): Force to 32.
20683 (REG_PARM_STACK_SPACE): New.
20684 (OUTGOING_REG_PARM_STACK_SPACE): New.
20685 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20686 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20687 (STACK_BOUNDARY): Use 128 for 64-bit.
20688 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20689 Add 64-bit implementation.
20690 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20692 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20693 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20694 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20695 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20696 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20697 TARGET_64BIT_MS_ABI.
20698 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20699 (ix86_pass_by_reference): Likewise.
20700 (ix86_function_value_regno_p): Likewise.
20701 (ix86_build_builtin_va_list): Likewise.
20702 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20703 (function_arg_advance_ms_64): New.
20704 (function_arg_advance): Call it.
20705 (function_arg_ms_64): New.
20706 (function_arg): Call it.
20707 (function_value_ms_64): New.
20708 (ix86_function_value_1): Call it.
20709 (return_in_memory_ms_64): New.
20710 (ix86_return_in_memory): Call it.
20711 (setup_incoming_varargs_ms_64): New.
20712 (ix86_setup_incoming_varargs): Call it.
20713 (ix86_expand_prologue): Handle 64-bit stack probing.
20714 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20715 (output_pic_addr_const): Likewise.
20716 (x86_this_parameter): Likewise.
20717 (x86_output_mi_thunk): Likewise.
20718 (x86_function_profiler): Likewise.
20719 (TARGET_STRICT_ARGUMENT_NAMING): New.
20720 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20721 (TARGET_64BIT_MS_ABI): New.
20722 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20723 * config/i386/i386.md (allocate_stack_worker): Remove.
20724 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20725 describe the clobber of eax without a match_scratch.
20726 (allocate_stack_worker_postreload): Remove.
20727 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20728 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20729 (allocate_stack_worker_rex64_postreload): Remove.
20730 (allocate_stack): Handle 64-bit.
20731 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20732 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20733 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20734 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20735 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20736 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20737 * config.build (x86_64-*-mingw*): New host.
20738 * config.host (x86_64-*-mingw*): New host.
20739 * config.gcc (x86_64-*-mingw*): New target.
20740 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20742 2007-03-30 Richard Henderson <rth@redhat.com>
20743 Kai Tietz <kai.tietz@onevision.com>
20745 * c-pragma.c (struct def_pragma_macro_value): New.
20746 (struct def_pragma_macro): New.
20747 (pushed_macro_table): New.
20748 (dpm_hash, dpm_eq): New.
20749 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20750 (init_pragma): Install them.
20751 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20753 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20755 * config/avr/avr.c (avr_override_options): Clear
20756 'flag_delete_null_pointer_checks'.
20758 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20761 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20762 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20763 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20764 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20765 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20766 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20767 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20769 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20771 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20773 * regmove.c: Move all of pass_stack_adjustments from here...
20774 * combine-stack-adj.c: ...to this new file.
20775 * Makefile.in: Add rules for combine-stack-adj.o.
20777 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20779 PR tree-optimization/31383
20780 * tree-data-ref.c (affine_function_equal_p): Do not require the
20781 vectors to have the same length.
20783 2007-03-30 Jan Hubicka <jh@suse.cz>
20785 PR middle-end/30700
20786 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20787 availablility; add more sanity checking; ask varpool only about
20790 2007-03-29 Richard Henderson <rth@redhat.com>
20792 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20793 to decide, but __SIZEOF_LONG_LONG__.
20795 2007-03-29 Richard Henderson <rth@redhat.com>
20797 * emutls.c (struct __emutls_array): New.
20798 (emutls_destroy): Use it instead of casting element 0 from void*.
20799 (__emutls_get_address): Likewise.
20801 2007-03-29 Richard Henderson <rth@redhat.com>
20803 * varasm.c (initializer_constant_valid_p): Don't deny
20804 DECL_DLLIMPORT_P on functions.
20806 * config/i386/cygming.h: Remove function declarations.
20807 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20808 (ASM_OUTPUT_LABELREF): Remove.
20809 (COMMON_ASM_OP): Remove.
20810 (ASM_OUTPUT_COMMON): Remove.
20811 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20812 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20813 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20814 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20815 Rename from TARGET_ENCODE_SECTION_INFO.
20816 * config/i386/netware.h: Likewise.
20817 * config/i386/i386-protos.h: Update.
20818 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20819 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20820 (legitimate_constant_p): Reject dllimports.
20821 (dllimport_map, get_dllimport_decl): New.
20822 (legitimize_dllimport_symbol): New.
20823 (legitimize_address, ix86_expand_move): Use it.
20824 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20825 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20826 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20827 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20828 * config/i386/predicates.md (constant_call_address_operand): Only
20829 accept symbols; reject dllimport_p symbols.
20830 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20831 i386_pe_maybe_record_exported_symbol.
20832 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20833 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20834 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20835 trust the setting of DECL_DLLIMPORT_P.
20836 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20837 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20838 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20839 tidy the argument scanning loop.
20840 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20841 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20842 (i386_pe_strip_name_encoding): Remove.
20843 (i386_pe_binds_local_p): New.
20844 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20845 (i386_pe_output_labelref): Remove.
20846 (i386_pe_asm_output_aligned_decl_common): New.
20847 (i386_pe_maybe_record_exported_symbol): Rename from
20848 i386_pe_record_exported_symbol; check for dllexported symbols.
20850 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20852 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20853 add comment explaining why vsnprintf cannot be used.
20855 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20857 PR tree-optimization/30666
20858 * tree.c (build_complex_type): When creating type names for DWARF2
20859 debug info, create TYPE_DECLs for TYPE_NAME instead of
20861 (build_common_tree_nodes_2): Use build_complex_type when building
20862 predefined complex types, to preserve canonical types.
20864 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20866 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20867 (noce_get_alt_condition): Look at it to determine whether to
20868 reverse the condition or not.
20869 (noce_get_condition): Substitute the truth for lies.
20870 (noce_find_if_block): Set the then_else_reversed field.
20872 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20874 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20875 destination of this insn.
20876 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20877 than calling gen_rtx_SET directly. Use r0 to hold the value of
20878 'address + 4' rather than a stack based temporary which can be
20879 mis-optimized away.
20881 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20883 * config/s390/s390.c (s390_secondary_input_reload_class,
20884 s390_secondary_output_reload_class): Functions removed.
20885 (s390_secondary_reload): New function.
20886 (TARGET_SECONDARY_RELOAD): Target macro defined.
20887 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20888 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20889 * config/s390/s390.md ("reload_outti", "reload_outdi",
20890 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20891 "reload_out<mode>"): Expanders removed.
20892 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20893 "reload<mode>_nonoffmem_out"): Expanders added.
20895 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20897 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20898 action if SRC->DEST replacement failed anyway.
20900 2007-03-28 Mike Stump <mrs@apple.com>
20902 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20903 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20904 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20906 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20908 * config.gcc: Accept barcelona as a variant of amdfam10.
20909 * config/i386/i386.c (override_options): Likewise.
20910 * doc/invoke.texi: Likewise.
20912 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20914 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20915 offsets for BIT_FIELD_REF and COMPONENT_REF.
20917 2007-03-28 Richard Guenther <rguenther@suse.de>
20919 * tree.c (is_global_var): Move ...
20920 * tree-flow-inline.h (is_global_var): ... here.
20921 * tree.h (is_global_var): Remove declaration.
20923 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20925 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20927 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20928 * config/i386/i386.c (ix86_tune_features): Initialize new
20930 * config/i386/predicates.md (promotable_binary_operator): Use
20931 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20933 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20936 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20938 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20940 * config/fr30/fr30.md (movsi_internal): Change destination
20941 constraint from m to V and add m to the end.
20943 2007-03-28 Christian Bruel <christian.bruel@st.com>
20945 * config/sh/sh.md (movsi_i): Fix type attribute.
20947 2007-03-28 Christian Bruel <christian.bruel@st.com>
20949 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20950 (movsf_ie): Likewise.
20952 2007-03-28 Christian Bruel <christian.bruel@st.com>
20954 * config.gcc: Add sh4-300 to multilib.
20955 * config/sh/t-mlib-sh4-300: New file.
20957 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20959 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20960 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20961 fix_trunc<mode>di2.
20962 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20963 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20964 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20965 "fixuns_trunctddi2"): Whitespace fix.
20967 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20969 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20970 the definition of struct sh_args.
20971 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20972 CALL_COOKIE_INT_REG_GET): Likewise.
20974 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20976 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20977 transformations are applied successfully.
20979 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20981 * tree.c (tree_contains_struct): Permit 512 tree codes.
20982 * tree.h (tree_contains_struct): Ditto.
20983 (MAX_TREE_CODES): Ditto.
20984 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20985 SPARE member to store remaining padding bits.
20987 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20989 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20992 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20994 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20995 * configure: Regenerate.
20997 * configure: Regenerate using the correct version of autoconf.
20999 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21001 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21003 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21004 regs to "__SP_L__" and "__SP_H__".
21006 2007-03-27 Richard Guenther <rguenther@suse.de>
21008 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21009 computations with it with a HOST_WIDE_INT variable.
21011 2007-03-26 Mike Stump <mrs@apple.com>
21013 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21014 objective-c-header, objective-c++-header and objc++-cpp-output
21016 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21018 2007-03-26 Richard Henderson <rth@redhat.com>
21021 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21022 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21023 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21024 IX86_BUILTIN_PSRLQ128): New.
21025 (ix86_init_mmx_sse_builtins): Add them.
21026 (ix86_expand_builtin): Expand them.
21027 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21028 operand 2 be TImode.
21029 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21030 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21031 _mm_srli_epi64): Mark __B const.
21032 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21033 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21034 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21035 new two-vector shift builtins.
21037 2007-03-26 Ian Lance Taylor <iant@google.com>
21039 PR tree-optimization/31345
21040 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21041 [+INF, +INF(OVF)] into VARYING.
21043 2007-03-26 Zack Weinberg <zackw@panix.com>
21045 * gengtype-parse.c: New file.
21046 * gengtype-yacc.y: Delete.
21047 * gengtype-lex.l: Don't include gengtype-yacc.h.
21048 Define YY_DECL and yyterminate appropriately for recursive
21049 descent parser. yylval is now a string out-parameter to yylex.
21050 (HWS, EOID): New shorthand.
21051 (IWORD): Add a couple more types.
21052 (yylex): Add a setup stanza. Remove the complex rules for
21053 detecting GTY'ed types and typedefs; replace with simple
21054 keyword detectors. Adjust everything for the changed
21055 definition of yylval. Ignore all pp-directives, not just #define.
21057 (parse_file): Rename yybegin; do not call yyparse.
21059 * gengtype.c (xasprintf): Export again.
21060 (this_file): New. Use everywhere __FILE__ was being used.
21061 (get_lang_bitmap): Special case types defined in gengtype.c.
21062 (do_typedef, new_structure): Suppress definition of certain types.
21063 (new_structure): Improve diagnostics of duplicate definitions.
21064 Make sure location_s is associated with input.h.
21065 (nreverse_pairs, define_location_structures): New functions.
21066 (main): Improve tagging of kludge types. Remove old kludges
21067 for input.h types; use define_location_structures.
21068 * gengtype.h: Update prototypes. Define token codes here.
21069 * Makefile.in: Remove all references to gengtype-yacc.
21070 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21072 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21073 add GTY((skip)) to the field that's only conditionally there.
21074 * doc/install.texi: Document that Bison is no longer required
21075 unless building treelang.
21077 * gengtype.c: Don't include gtyp-gen.h.
21078 (srcdir): Declare here.
21079 (base_files, lang_dir_names): Allocate dynamically.
21080 (gt_files, num_gt_files, num_lang_dirs): New globals.
21081 (measure_input_list, read_input_line, read_input_list)
21082 (set_lang_bitmap): New functions.
21083 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21084 simplify, relying on read_input_list to set up the bitmaps.
21085 (main): Arguments are no longer unused. Check for correct number
21086 of command line arguments, set srcdir and srcdir_len, then call
21087 read_input_list, before doing anything else. No need to worry
21088 about duplicates in main loop.
21089 * configure.ac: Simplify the calculation of all_gtfiles.
21090 Put language tags in there. Don't set or substitute
21091 all_gtfiles_files_langs or all_gtfiles_files_frags.
21092 * Makefile.in: Revamp the way gengtype is invoked, now that it
21093 takes a file on its command line with a much simpler format.
21094 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21095 (GTFILES): Remove duplicates and C source files.
21096 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21097 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21098 * configure: Regenerate.
21100 * gengtype.h: Remove all type definitions to gengtype.c; leave
21101 only definitions of options_p, type_p, and pair_p as opaque
21102 pointers. Update prototypes.
21103 * gengtype.c: Many type definitions moved here from gengtype.h.
21104 Consolidate type definitions at the top of the file.
21105 (xvasprintf): Delete.
21106 (xasprintf): Make static.
21107 (create_nested_pointer_option): Add 'next' parameter.
21108 (create_field_all, create_field_at): New functions.
21109 (create_field): Now a thin wrapper around create_field_all.
21110 (create_optional_field): Rename create_optional_field_ and add
21111 line argument. Original name is now a macro which supplies
21113 (oprintf): Use vsnprintf directly.
21114 (close_output_files): Use fatal rather than perror/exit.
21115 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21116 (main): Set progname. Don't use exit.
21117 * gengtype-yacc.y (struct_fields): Use create_field_at.
21118 (option, optionseqopt): Delete.
21119 (optionseq): Consolidate productions from option here so we
21120 can use the first argument to create_option.
21122 * gengtype-lex.l: Distinguish unions from structures in the
21123 token type. Don't call find_structure; return the tag as a string.
21124 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21125 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21126 string. Reorganize typedef_struct production accordingly.
21127 Use create_nested_ptr_option.
21128 * gengtype.c (create_nested_ptr_option): New function.
21129 * gengtype.h: Declare it.
21131 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21132 (string_type): Don't declare.
21133 (do_scalar_typedef): Declare.
21134 (create_scalar_type): Update prototype.
21135 * gengtype.c (string_type): Make static.
21136 (scalar_nonchar, scalar_char): New.
21137 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21138 (resolve_typedef): Use scalar_nonchar for error recovery.
21139 (create_scalar_type): Remove name_len field. Return scalar_char
21140 or scalar_nonchar as appropriate.
21141 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21142 to use string_type.
21143 (throughout): Use scalar_nonchar instead of calling
21144 create_scalar_type, whenever possible.
21145 (main): Initialize scalar_char and scalar_nonchar before calling
21147 * gengtype-lex.l: Adjust for removal of second argument to
21148 create_scalar_type. Use yylval.s instead of yylval.t when
21150 * gengtype-yacc.y: Type of SCALAR is string. Call
21151 create_scalar_type from type:SCALAR rule. Adjust for removal of
21152 second argument to create_scalar_type.
21154 * vec.h: Remove all #if IN_GENGTYPE blocks.
21155 Add comment saying that changes may require adjustments to gengtype.
21156 * gengtype.c: Don't include coretypes.h or tm.h.
21157 Add comment to inclusion of errors.h.
21158 (note_def_vec, note_def_vec_alloc): New functions.
21159 * gengtype.h: Declare new functions.
21160 * gengtype-lex.l: Don't include coretypes.h.
21161 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21163 (update_lineno): Remove unnecessary prototype.
21164 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21165 (VEC rule): Just return VEC_TOKEN.
21166 * gengtype-yacc.y (VEC_TOKEN): New token type.
21167 (type): Add a production for VEC(a,b).
21168 * Makefile.in: Update dependencies.
21170 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21171 typedefs that use the old PARAMS macro.
21173 * gengtype-lex.l: Remove all rules and states relating to yacc
21175 * gengtype-yacc.y: Similarly.
21176 * gengtype.c (note_yacc_type): Delete function.
21177 * gengtype.h: Update prototypes.
21179 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21181 * tree-pretty-print.c (dump_generic_node): Report precision of
21182 unnamed integer types.
21184 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21186 * ifcvt.c (noce_try_store_flag_constants): Don't check
21187 no_new_pseudos here.
21188 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21189 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21190 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21191 noce_try_sign_mask): Likewise.
21192 (if_convert): Check no_new_pseudos here.
21194 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21196 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21197 (noce_get_condition): Handle new then_else_reversed argument.
21198 (noce_init_if_info): Remove, fold into noce_find_if_block.
21199 (noce_process_if_block): Take a struct noce_if_info as the
21200 argument. Don't set up one based on ce_if_info. Update pointer
21201 references accordingly.
21202 (cond_move_process_if_block): Likewise.
21203 (process_if_block): Removed.
21204 (find_if_block): Removed. Move functionality two new functions,
21205 noce_find_if_block and cond_exec_find_if_block.
21206 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21207 blocks and the symmetric IF-ELSE-JOIN case.
21208 (cond_exec_find_if_block): Also new function mostly based on old
21209 find_if_block and process_if_block.
21210 (find_if_header): Replace find_if_block call with separately
21211 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21212 (find_cond_trap): Update noce_get_condition call.
21213 (dead_or_predicable): Likewise.
21215 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21217 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21219 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21220 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21221 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21222 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21223 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21224 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21225 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21226 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21227 __builtin_ia32_psrad128 builtins.
21229 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21231 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21232 * config/i386/constraints.md
21233 (define_constraint "I"): Use IN_RANGE macro.
21234 (define_constraint "J"): Ditto.
21235 (define_constraint "K"): Ditto.
21236 (define_constraint "M"): Ditto.
21237 (define_constraint "N"): Ditto.
21238 (define_constraint "O"): Ditto.
21239 * config/i386/predicates.md
21240 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21241 (define_predicate "const_0_to_3_operand"): Ditto.
21242 (define_predicate "const_0_to_7_operand"): Ditto.
21243 (define_predicate "const_0_to_15_operand"): Ditto.
21244 (define_predicate "const_0_to_63_operand"): Ditto.
21245 (define_predicate "const_0_to_255_operand"): Ditto.
21246 (define_predicate "const_1_to_31_operand"): Ditto.
21247 (define_predicate "const_2_to_3_operand"): Ditto.
21248 (define_predicate "const_4_to_7_operand"): Ditto.
21250 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21252 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21253 in SImode for save_world.
21254 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21257 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21259 PR tree-optimization/30784
21260 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21263 2007-03-25 Revital Eres <eres@il.ibm.com>
21265 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21266 Fold movement_possibility function into it.
21268 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21270 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21271 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21272 (call_indirect_nonlocal_darwin64): Same.
21273 (call_nonlocal_darwin64): Same.
21274 (call_value_indirect_nonlocal_darwin64): Same.
21275 (call_value_nonlocal_darwin64): Same.
21276 (sibcall_nonlocal_darwin64): Same.
21277 (sibcall_value_nonlocal_darwin64): Same.
21278 (sibcall_symbolic_64): Same.
21279 (sibcall_value_symbolic_64): Same.
21280 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21282 (rs6000_emit_load_toc_table): Same.
21283 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21284 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21286 (divss_call): Same.
21287 (divus_call): Same.
21288 (quoss_call): Same.
21289 (quous_call): Same.
21290 (load_toc_v4_pic_si): Same
21291 (load_toc_v4_PIC_1): Same.
21292 (load_toc_v4_PIC_1b): Same.
21293 (call_indirect_aix{32,64}): Same.
21294 (call_value_indirect_aix{32,64}): Same.
21296 (call_value): Same.
21297 (call_local{32,64}): Same.
21298 (call_value_local{32,64}): Same.
21299 (call_indirect_nonlocal_aix{32,64}): Same.
21300 (call_nonlocal_aix{32,64}): Same.
21301 (call_value_indirect_nonlocal_aix{32,64}): Same.
21302 (call_value_nonlocal_aix{32,64}): Same.
21303 (call_indirect_nonlocal_sysv<mode>): Same.
21304 (call_nonlocal_sysv<mode>): Same.
21305 (call_value_indirect_nonlocal_sysv<mode>): Same.
21306 (call_value_nonlocal_sysv<mode>): Same.
21308 (sibcall_local{32,64}): Same.
21309 (sibcall_value_local{32,64}): Same.
21310 (sibcall_nonlocal_aix{32,64}): Same.
21311 (sibcall_value_nonlocal_aix{32,64}): Same.
21312 (sibcall_nonlocal_sysv<mode>): Same.
21313 (sibcall_value): Same.
21314 (sibcall_value_nonlocal_sysv<mode>): Same.
21316 2007-03-24 Paul Brook <paul@codesourcery.com>
21318 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21319 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21321 2007-03-24 Richard Henderson <rth@redhat.com>
21323 * config/ia64/constraints.md: New file.
21324 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21325 satisfies_constraint_?.
21326 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21327 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21328 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21329 ia64_output_mi_thunk): Likewise.
21330 (ia64_const_ok_for_letter_p): Remove.
21331 (ia64_const_double_ok_for_letter_p): Remove.
21332 (ia64_extra_constraint): Remove.
21333 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
21334 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
21335 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
21336 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
21337 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
21338 EXTRA_MEMORY_CONSTRAINT): Remove.
21339 * config/ia64/ia64.md: Include constriants.md. Replace
21340 CONST_OK_FOR_? with satisfies_constraint_?.
21342 2007-03-23 Michael Meissner <michael.meissner@amd.com>
21343 H.J. Lu <hongjiu.lu@intel.com>
21345 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
21347 (name macros): Use DPD_BID_NAME to convert names properly.
21349 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
21350 decimal floating point format.
21351 (init_floating_libfuncs): Change decimal functions so that they
21352 have a "bid_" prefix if the decimal system uses the BID format,
21353 and "dpd_" prefix if the decimal system uses the DPD format.
21354 (init_interclass_conv_libfuncs): Ditto.
21355 (init_intraclass_conv_libfuncs): Ditto.
21357 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21358 using the BID format.
21360 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21361 whether we are using the BID decimal format.
21362 * configure: Regenerate.
21364 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21365 the compiler has decimal floating point enabled. Define
21366 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21369 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21370 using the BID format.
21372 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21373 whether we are using the BID decimal format.
21374 * configure: Regenerate.
21376 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21377 the compiler has decimal floating point enabled. Define
21378 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21381 * doc/install.texi (--enable-decimal-float): Document BID and DPD
21382 options, and that it is enabled for i386/x86_64 systems.
21384 * Makefile.in (enable_decimal_float): New.
21386 (DECNUMINC): Add -I$(DECNUMFMT).
21387 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
21388 to $(DECNUMFMT) from $(DECNUM).
21390 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
21391 Substitute enable_decimal_float.
21392 * configure: Regenerated.
21395 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
21398 * configure.ac: Enable decimal float for x86_64-*-linux*.
21399 * configure: Regenerated.
21402 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
21403 decimal128ClearSign to flip and clear the sign bit in decimal128.
21404 (decimal_real_maxval): Set decimal128SetSign to set the sign
21407 2007-03-23 Ian Lance Taylor <iant@google.com>
21409 * fold-const.c (fold_binary): Correct warning for X - c >= X.
21411 2007-03-23 Ian Lance Taylor <iant@google.com>
21413 * tree-dump.c (dump_files): Correct comment.
21415 2007-03-23 Ian Lance Taylor <iant@google.com>
21417 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
21419 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
21421 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
21422 in cfglayout mode. Don't go into and out of cfglayout mode.
21423 Link the blocks in the order of the constructed traces.
21424 (rest_of_handle_tracer): Adjust call to tracer.
21425 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
21426 Don't go into cfglayout mode.
21427 (rtl_loop_done): Don't go out of cfglayout mode.
21428 * cfglayout.c (relink_block_chain): New function, split out from...
21429 (fixup_reorder_chain): ...here. Remove redundant checking.
21430 (cfg_layout_finalize): Don't clear the header, footer, and aux
21431 fields here, move the code to do so to relink_block_chain. Likewise
21432 for free_original_copy_tables.
21433 * rtl.h (tracer): Update prototype.
21434 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
21435 Assert we are in cfglayout mode. Don't go into and out of cfglayout
21436 mode. Use relink_block_chain to serialize the CFG according to the
21437 new basic block order. Move targetm.cannot_modify_jumps_p check from
21439 (gate_handle_reorder_blocks): ...to here.
21440 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
21442 (gate_duplicate_computed_gotos): ...to here.
21443 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
21444 something always changes when going into and out of cfglayout mode.
21445 Perform an expensive cfg cleanup while going into cfglayout mode.
21446 Always update liveness information on HAVE_conditional_execution
21447 targets. Reserialize the basic blocks and go out of cfglayout mode.
21448 * reg-stack.c: Include cfglayout.h.
21449 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
21450 the call to reorder_basic_blocks.
21451 * basic-block.h (reorder_basic_blocks): Update prototype.
21452 (relink_block_chain): New prototype.
21453 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
21455 2007-03-23 Joseph Myers <joseph@codesourcery.com>
21457 * config/mips/mips.md (type, hazard, *movdi_32bit,
21458 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
21459 *movhi_internal, *movqi_internal, *movsf_hardfloat,
21460 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
21461 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
21462 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
21464 (movcc): Change first xfer to multi.
21465 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
21466 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
21467 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
21468 config/mips/generic.md: Change reservations using "xfer" to use
21470 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
21471 using match_operand.
21472 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
21473 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
21475 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
21477 2007-03-22 Richard Henderson <rth@redhat.com>
21479 * config/i386/i386.c: Remove unnecessary function declarations.
21480 Move targetm definition, and all related macros, to the end of
21481 the file. Resort some functions to put definitions before uses.
21482 (ix86_attribute_table): Make static. Move to end of file.
21483 (ix86_gimplify_va_arg): Make static.
21485 2007-03-22 Richard Henderson <rth@redhat.com>
21487 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
21488 don't increase local_regparm with force_align_arg_pointer check.
21489 (ix86_function_sseregparm): Assert 32-bit.
21490 (type_has_variadic_args_p): New.
21491 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
21492 type_has_variadic_args_p.
21493 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
21494 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
21495 use memset instead. Do maybe_vaarg check first; skip attribute
21496 tests if true; skip attribute tests for 64-bit.
21497 (construct_container): Remove TARGET_DEBUG_ARG.
21498 (function_arg_advance_32, function_arg_advance_64): Split out ...
21499 (function_arg_advance): ... from here.
21500 (function_arg_32, function_arg_64): Split out ...
21501 (function_arg): ... from here.
21502 (ix86_pass_by_reference): Tidy.
21503 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
21504 (function_value_32): New, from parts of ix86_function_value
21505 and ix86_value_regno.
21506 (function_value_64): New, from parts of ix86_function_value
21507 and ix86_libcall_value.
21508 (ix86_function_value_1): New.
21509 (ix86_function_value, ix86_libcall_value): Use it.
21510 (return_in_memory_32, return_in_memory_64): Split out ...
21511 (ix86_return_in_memory): ... from here.
21512 (ix86_struct_value_rtx): Skip for 64-bit.
21513 (ix86_libcall_value, ix86_value_regno): Remove.
21514 (setup_incoming_varargs_64): Split out ...
21515 (ix86_setup_incoming_varargs): ... from here.
21516 (ix86_va_start): Remove TARGET_DEBUG_ARG.
21517 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
21518 * config/i386/i386-protos.h (ix86_function_value): Remove.
21519 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
21521 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21524 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
21525 infinities not supported, otherwise emit warning if -Woverflow. On
21526 underflow, emit warning if -Woverflow.
21527 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
21529 * real.h (real_from_string): Update declaration
21531 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
21532 Richard Henderson <rth@redhat.com>
21534 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
21535 * calls.c (compute_argument_block_size, expand_call,
21536 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
21537 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
21538 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
21539 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
21540 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
21541 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
21542 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
21543 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
21546 2007-03-22 Joseph Myers <joseph@codesourcery.com>
21548 * c-incpath.c (add_sysroot_to_chain): New.
21549 (merge_include_chains): Add sysroot argument. Call
21550 add_sysroot_to_chain if sysrooted.
21551 (register_include_chains): Update call to merge_include_chains.
21552 * doc/cppopts.texi: Document use of '=' in include directory
21555 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
21557 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
21558 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
21559 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
21560 insn pattern using X87MODEF12 mode macro.
21562 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
21564 * regmove.c (regmove_optimize): Use reg_mentioned_p
21565 instead of reg_overlap_mentioned_p for DST.
21567 2007-03-21 Mike Stump <mrs@apple.com>
21569 * c.opt: Fixup for Objective-C/C++.
21571 2007-03-21 Steve Ellcey <sje@cup.hp.com>
21573 * explow.c (convert_memory_address): Fold memory reference when
21574 POINTERS_EXTEND_UNSIGNED < 0
21576 2007-03-21 Richard Henderson <rth@redhat.com>
21579 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
21580 * config/i386/mmintrin.h (__m64): Likewise.
21581 * config/i386/xmmintrin.h (__m128): Likewise.
21583 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21585 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
21586 (VXWORKS_OS_CPP_BUILTINS): Define.
21587 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
21588 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
21590 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21592 * rtl.h (constant_pool_reference_p): Delete.
21593 (find_constant_src): Declare.
21594 * rtlanal.c (find_constant_src): New function.
21595 * simplify-rtx.c (constant_pool_reference_p): Delete.
21596 * config/i386/i386.md: Use find_constant_src instead of
21597 constant_pool_reference_p/avoid_constant_pool_reference pairs.
21599 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21601 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
21602 * c-cppbuiltin.c (c_cpp_builtins): Define them.
21604 2007-03-20 Mark Mitchell <mark@codesourcery.com>
21606 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
21607 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
21608 (arm_elf_asm_constructor): Use it.
21609 (arm_elf_asm_destructor): New function.
21611 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
21613 * jump.c (mark_jump_label): Treat SEQUENCE specially.
21615 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
21617 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
21619 2007-03-19 Andrew Haley <aph@redhat.com>
21621 PR tree-optimization/31264
21622 * tree-vrp.c (register_edge_assert_for_1): Don't look though
21623 VIEW_CONVERT_EXPRs.
21625 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
21627 PR rtl-optimization/30907
21628 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
21629 (fwprop_init): Always call loop_optimizer_initialize.
21630 (fwprop_done): Always call loop_optimizer_finalize.
21631 (fwprop): We always have loop info now.
21632 (gate_fwprop_addr): Remove.
21633 (pass_fwprop_addr): Use gate_fwprop as gate.
21635 PR rtl-optimization/30841
21636 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
21637 df_chain_alloc): Call df_reorganize_refs unconditionally.
21638 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
21639 refs_organized to refs_organized_size.
21640 (df_ref_create_structure): Use refs_organized_size instead of
21641 bitmap_size if refs had been organized, and keep refs_organized_size
21643 * df.h (struct df_ref_info): Change refs_organized to
21644 refs_organized_size.
21645 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
21648 2007-03-19 Mark Mitchell <mark@codesourcery.com>
21650 * except.c (output_function_exception_table): Do not reference the
21651 EH personality routine for functions that do not require an
21654 2007-03-20 Jakub Jelinek <jakub@redhat.com>
21657 * c-typeck.c (convert_for_assignment): Call comptypes for
21658 RECORD_TYPE or UNION_TYPE.
21660 PR inline-asm/30505
21661 * reload1.c (reload): Do invalid ASM checking after
21662 cleanup_subreg_operands.
21664 2007-03-19 Jeff Law <law@redhat.com>
21666 * tree-cfg.c (find_taken_edge): Tighten conditions for
21667 optimizing computed gotos.
21669 2007-03-19 Michael Matz <matz@suse.de>
21671 * builtins.c (expand_builtin_sync_operation,
21672 expand_builtin_compare_and_swap,
21673 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21676 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21677 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21680 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21682 * doc/tm.texi: Add brackets around the return type of
21683 TARGET_SECONDARY_RELOAD.
21685 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21686 Richard Guenther <rguenther@suse.de>
21688 PR tree-optimization/31254
21689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21690 Use handled_component_p () where appropriate. Continue
21691 propagating into the rhs if we propagated into an INDIRECT_REF
21694 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21696 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21697 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21698 (xde, xdee): Mode attributes adjusted to support DFP modes.
21699 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21700 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21701 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21702 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21703 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21704 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21705 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21707 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21708 "movsf"): Insn definitions removed.
21709 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21710 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21711 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21713 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21714 "reload_in<mode>", "reload_out<mode>"): Expander added.
21715 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21718 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21720 * config/s390/s390.md: Only non-functional changes. Renamed
21721 FPR mode macro to BFP all over the file.
21723 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21725 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21726 (op_type attribute): RRF instruction type added.
21727 (fT0): New mode attribute.
21728 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21729 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21730 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21731 instruction no secondary memory is needed when moving DFmode values
21732 between GPRs and FPRs.
21734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21736 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21737 inverted and documentation adjusted.
21738 ("mhard-dfp", "msoft-dfp"): New options.
21739 * config/s390/s390.c (s390_handle_arch_option): New architecture
21741 (override_options): Sanity checks for the new options added.
21742 * config.gcc: New architecture switch: z9-ec.
21743 * config/s390/s390.h (processor_flags): PF_DFP added.
21744 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21745 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21746 when the bit is NOT set so remove it from the defaults.
21748 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21750 * genemit.c (main): Print include statement for dfp.h.
21751 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21754 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21756 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21758 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21761 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21762 instead of PATTERN.
21764 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21766 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21767 attr_length_call, output_call, output_indirect_call): Cleanup
21768 formatting of targetm calls.
21770 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21772 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21774 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21776 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21777 reservation, bypass and anti-bypass descriptions for these
21778 instructions. Update move patterns.
21779 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21782 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21784 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21785 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21786 (get_initial_def_for_reduction): Likewise.
21788 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21790 Fix PR tree-optimization/29922
21791 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21792 (get_representative): Removed.
21793 (value_dies_in_block_x): Update for rvuse removal.
21794 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21795 (compute_antic_aux): Handle when PHI nodes appear in
21796 non-single-successors.
21797 (dump_bitmap_of_names): Removed.
21798 (compute_antic_safe): Renamed and removed rvuse calculation.
21799 Calculate only antic safe.
21800 (insert_into_preds_of_block): Remove assert.
21801 (execute_pre): Update for renamed functions.
21802 (defer_or_phi_translate_block): New function.
21804 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21806 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21807 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21809 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21810 Follow spelling conventions.
21812 * tree-data-ref.h: Remove the prototype for analyze_array.
21814 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21816 PR tree-optimization/31041
21817 * tree-vect-transform.c (get_initial_def_for_induction): Call
21818 force_gimple_operand.
21820 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21822 * ipa-type-escape.c (look_for_casts) : Revert code to use
21823 handled_component_p due to ada test a-numaux.adb.
21825 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21827 * final.c (final_scan_insn): Alter the condition of a
21828 conditional trap if we have nonstandard CC.
21830 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21832 * configure.ac: Remove excess quoting from asm line 0 test.
21833 * configure: Rebuilt.
21835 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21837 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21838 * c-common.c (convert_and_check): Move warning logic to...
21839 (warnings_for_convert_and_check): ...here. Define.
21840 * c-common.h (warnings_for_convert_and_check): Declare.
21842 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21844 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21845 (output_call): Likewise.
21847 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21849 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21851 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21853 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21855 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21857 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21858 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21860 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21862 PR tree-optimization/31183
21863 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21864 Use double_int instead of unsigned int for representing access_strides.
21865 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21867 2007-03-16 Richard Guenther <rguenther@suse.de>
21869 PR tree-optimization/31146
21870 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21871 to allow recursion of forward_propagate_addr_expr.
21872 (forward_propagate_addr_into_variable_array_index): Likewise.
21873 (forward_propagate_addr_expr): Likewise.
21874 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21875 (forward_propagate_addr_expr_1): Recurse on simple copies
21876 instead of propagating into them. Do so for useless conversions
21878 (forward_propagate_addr_expr): Clean up unused statements after
21881 2007-03-16 Richard Guenther <rguenther@suse.de>
21883 * builtins.c (expand_builtin_cexpi): Use the right argument
21884 for the expansion via cexp.
21886 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21888 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21889 * configure: Rebuilt.
21891 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21894 * dwarf2out.c (force_type_die): Adjust comment.
21895 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21897 2007-03-15 DJ Delorie <dj@redhat.com>
21899 * config/frv/predicates.md (minmax_operator): Don't check operands
21902 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21904 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21905 Update constant estimates of number of iterations.
21906 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21907 argument renamed to "realistic".
21908 (compute_estimated_nb_iterations): Removed.
21909 (record_niter_bound): New function.
21910 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21911 call record_nonwrapping_iv with upper = false.
21912 (infer_loop_bounds_from_signedness): Pass upper argument to
21913 record_nonwrapping_iv.
21914 (estimate_numbers_of_iterations_loop): Do not call
21915 compute_estimated_nb_iterations. Record estimate based on profile
21916 information. Initialize the constant estimates of number of
21918 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21920 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21921 number of iterations is too small.
21922 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21923 (EST_NOT_AVAILABLE): Removed.
21924 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21925 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21928 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21930 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21931 Handle NE_EXPR guards.
21933 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21936 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21937 Set also -pedantic-errors by default for the preprocessor unless
21938 -fpermissive is given.
21940 2007-03-15 Richard Guenther <rguenther@suse.de>
21942 PR middle-end/29719
21943 PR middle-end/31161
21944 * builtins.c (expand_builtin_cexpi): As a fallback if we
21945 don't have builtins for sincos or cexp create a function
21946 declaration for cexp and expand to a call to that.
21947 (expand_builtin_int_roundingfn): Always fall
21948 back to floor/ceil and its variants even if they may be
21951 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21953 PR middle-end/31159
21954 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21955 jump tables, move the call to delete_dead_jumptables from here...
21956 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21957 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21958 don't allow merging of blocks that try_redirect_by_replacing_jump
21959 also does not handle when not optimizing.
21961 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21962 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21964 * config/i386/i386.md (x86_sahf_1): Correctly handle
21967 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21970 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21971 x86_64_general_operand as operand[2] predicate. Remove "iF"
21972 from operand constraints and use "e" constraint instead.
21973 (*subti3_1, *subti3_1 splitter): Ditto.
21974 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21975 operand[1] predicate.
21977 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21979 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21980 arrays, multiply the access strides by the size of the sub-array.
21981 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21983 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21985 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21986 the configured assembler supports the sahf mnemonic.
21987 * configure: Regenerate.
21988 * config.in: Regenerate.
21990 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21991 emit "sahf" or ".byte\t0x9e" as asm template.
21993 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21996 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21997 option to replace hard coded TARGET_xxx in md file.
21998 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21999 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22000 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22001 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22002 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22003 (X86_TUNE_NOT_VECTORMODE): Ditto.
22004 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22005 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22006 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22007 (TUNE_SLOW_IMUL_IMM8): Ditto.
22008 (TUNE_MOVE_M1_VIA_OR): Ditto.
22009 (TUNE_NOT_UNPAIRABLE): Ditto.
22010 (TUNE_NOT_VECTORMODE): Ditto.
22012 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22015 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22016 tuning options instead of hard coded TARGET_xxx.
22017 (fix ssemode peephole2's): Ditto.
22018 (imul peephole2's): Ditto.
22020 (movdi_or_rex64): Ditto.
22021 (move peephole2): Ditto.
22022 (not peephole2's): Ditto.
22024 2007-03-14 Dirk Mueller <dmueller@suse.de>
22026 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22027 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22028 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22030 * c-parser.c (c_parser_do_statement): Warn about empty body in
22031 do/while statement.
22032 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22033 * doc/invoke.texi (-Wempty-body): Update documentation.
22035 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22038 * c-common.h (warn_for_div_by_zero): Declare.
22039 * c-common.c (warn_for_div_by_zero): Define.
22040 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22043 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22045 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22046 to PREFIX and STANDARD_PREFIX.
22048 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22049 Phil Edwards <phil@codesourcery.com>
22051 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22052 (__gthread_once_t): Remove busy field for RTPs.
22053 (__GTHREAD_ONCE_INIT): Update accordingly.
22055 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22057 * doc/invoke.texi: Document VxWorks options.
22059 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22061 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22063 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22065 PR tree-optimization/30590
22066 * tree-nrv.c (tree_nrv): Check for the partial update of the
22069 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22071 * flags.h (flag_random_seed): Remove declaration, in favor of...
22072 * toplev.h (get_random_seed, set_random_seed): ... these.
22073 * tree.c (get_file_function_name): Use the former.
22074 * opts.c (common_handle_option): Use the latter.
22077 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22079 PR middle-end/31127
22080 * cse.c (cse_find_path): Do not bail out if a basic block that
22081 we already visited now becomes part of a path that starts at a
22082 different basic block. Just disallow this, to make sure we
22083 visit each basic block at most once.
22085 2007-03-13 Jan Hubicka <jh@suse.cz>
22087 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22088 attributes, when profile esitmate is present, calls with very low
22089 frequency are cold.
22091 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22093 PR tree-optimization/30730
22094 PR tree-optimization/26900
22095 * tree-ssa-loop-niter.c: Include gmp.h.
22096 (bounds): New type.
22097 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22098 split_to_var_and_offset, determine_value_range,
22099 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22100 bound_difference, bounds_add, bounds_negate,
22101 number_of_iterations_ne_max, dump_affine_iv): New functions.
22102 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22103 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22104 difference of initial and final value of control iv to validate
22106 (number_of_iterations_cond): Add loop parameter. Determine bounds
22107 on the difference of the extremes of the control iv. Add dumps.
22108 (expand_simple_operations): Handle phi nodes.
22109 (simplify_using_initial_conditions): Do not record used conditions.
22110 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22111 Do not set additional_info.
22112 (implies_nonnegative_p, implies_ge_p): Removed.
22113 (derive_constant_upper_bound): Do not use parameter `additional'.
22114 (record_estimate): Parameter `additional' removed. Parameter
22115 `i_bound' added. Do not call derive_constant_upper_bound.
22116 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22117 bound the number of iterations estimate.
22118 (estimate_numbers_of_iterations_loop): Pass the estimate from
22119 the number of iterations analysis to record_estimate.
22120 * tree.h (multiple_of_p): Declare.
22121 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22122 (scev_const_prop): Do not check expression_expensive_p.
22123 * fold-const.c (multiple_of_p): Exported.
22124 * double-int.c (double_int_mask): Exported.
22125 * double-int.h (double_int_mask): Declare.
22126 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22127 field. Added max field.
22129 2007-03-13 David Taylor <taylor@candd.org>
22132 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22135 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22138 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22139 two unamed patterns.
22141 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22143 * config/i386/i386.opt (mcx16, msahf): New options.
22144 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22145 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22147 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22148 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22149 Output -mcx16 and -msahf options when corresponding bit is set.
22151 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22152 and -msahf options.
22154 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22156 * configure.ac: Test for assembler tolerance to # 0 "".
22157 * configure, config.in: Rebuilt.
22158 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22160 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22162 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22164 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22165 (handle_syscall): Handle direct system calls.
22166 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22168 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22170 * doc/invoke.texi: Fix cpp.info cross-reference.
22171 * doc/passes.texi: Fix gcc.info cross-reference.
22173 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22175 PR tree-optimization/30835
22176 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22177 bb_for_stmt is not NULL before accessing it.
22179 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22181 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22184 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22187 * doc/install.texi: Document --enable-stage1-languages
22189 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22191 * tree-pass.h (pass_into_cfg_layout_mode,
22192 pass_outof_cfg_layout_mode): Declare.
22193 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22194 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22195 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22196 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22198 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22200 * c-decl.c (warn_variable_length_array): New function.
22201 Refactored from grokdeclarator to handle warn_vla
22202 and handle unnamed array case.
22203 (grokdeclarator): Refactored VLA warning case.
22204 * c.opt (Wvla): New flag.
22205 * doc/invoke.texi (Wvla): New warning.
22207 2007-03-12 Richard Henderson <rth@redhat.com>
22209 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22210 (TARGET_SECTION_TYPE_FLAGS): New.
22212 2007-03-12 Richard Henderson <rth@redhat.com>
22214 * config/darwin.c (machopic_reloc_rw_mask): New.
22215 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22216 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22218 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22220 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22221 * cppdefault.h (cpp_PREFIX): Document.
22222 (cpp_PREFIX_len): Likewise.
22223 (cpp_EXEC_PREFIX): New variable.
22224 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22225 * c-incpath.c (add_standard_paths): Correct logic for relocating
22226 paths within prefix.
22228 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22230 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22231 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22233 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22234 fix_truncdfdi_sse using SSEMODEF mode macro.
22235 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22236 fix_truncdfsi_sse using SSEMODEF mode macro.
22237 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22238 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22240 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22242 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22243 elfos.h to tm_file.
22245 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22247 * tree.h : Add multiple_of_p declaration.
22248 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22249 * ipa-type-escape.c (results_of_malloc): Redundant.
22250 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22251 (cast_type): Extended with new members.
22252 (check_cast): Returns cast_type.
22253 (cast): New structure for data of walk_use_def_chains.
22254 (is_malloc_result, is_cast_from_non_pointer_1,
22255 is_cast_from_non_pointer,
22256 is_array_access_through_pointer_and_index): New functions.
22257 (look_for_casts): Returns cast types.
22258 (check_call): Returns void.
22259 (okay_pointer_operation): Use support of pointer plus index,
22260 pointer plus constant and allow all multiplications.
22262 2007-03-11 Richard Guenther <rguenther@suse.de>
22264 PR tree-optimization/31115
22265 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22266 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22267 A shift count of zero is not special as with *_DIV_EXPR.
22268 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22271 2007-03-11 Ian Lance Taylor <iant@google.com>
22273 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22274 the *_DIV_EXPR codes correctly with overflow infinities.
22276 2007-03-11 Ira Rosen <irar@il.ibm.com>
22278 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22279 indicate success/failure of the analysis. Add negation to subtrahend
22280 in case of subtraction. Fail if both operands contain constants.
22281 (create_data_ref): Fail if analyze_offset fails.
22283 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22285 * config/i386/i386.md (frndintxf2): Rename to ...
22286 (rintxf2): ... this. Remove expander having same name.
22287 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22288 (roundsf2, rounddf2): Ditto.
22289 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22290 (lround<mode>di2, lround<mode>si2): Ditto.
22292 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22294 * lower-subreg.c: Include except.h.
22295 (decompose_multiword_subregs): Verify that the only control flow
22296 insns we can split are loads to multi-words pseudos.
22297 Handle breaking such blocks after splitting, instead of calling
22298 find_many_sub_basic_blocks.
22300 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22301 on the new basic block. Add a lengthy comment explaining why we
22302 thought this was necessary.
22303 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22305 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22308 * tree.c (walk_type_fields): Recurse into the element type of
22309 ARRAY_TYPEs if there is a pointer set.
22311 2007-03-10 Dirk Mueller <dmueller@suse.de>
22313 * c-common.c (warn_logical_operator): Fix condition.
22315 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22317 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22319 * config/darwin.c (machopic_select_section): Remove superfluous
22320 argument in call to categorize_decl_for_section. Remove unused
22323 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22325 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22327 * configure: Regenerate.
22329 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
22332 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
22333 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
22334 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
22335 Add LABEL_NUSES to emitted label.
22336 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
22337 branch probability value to emitted jump insn.
22338 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
22339 Do not check life information and do not re-arrange input operands
22340 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
22342 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22344 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
22345 the change of decode_asm_operands.
22347 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22349 * mode-switching.c (create_pre_exit): Skip blockage insn.
22351 2007-03-09 Diego Novillo <dnovillo@redhat.com>
22353 * tree-pass.h (TODO_update_smt_usage): Remove.
22355 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22359 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22361 * pa.c (attr_length_call): Revise condition for long
22362 pc-relative branch.
22363 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
22364 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
22365 sequence on SOM target.
22367 2007-03-09 Geoffrey Keating <geoffk@apple.com>
22369 * gcc.c: Document %{, in big comment at top.
22370 (input_suffix_matches): Remove special handling for .s and
22372 (input_spec_matches): New.
22373 (handle_braces): Handle %{,.
22374 (validate_switches): ',' indicates a value which is not a switch.
22375 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
22376 to detect assembler input.
22377 * config/i386/sol2.h (CPP_SPEC): Likewise.
22378 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
22379 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
22380 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
22381 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
22382 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
22383 -m64 causes deployment target to default to 10.5.
22384 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22386 2007-03-09 Richard Henderson <rth@redhat.com>
22389 * target.h (targetm.asm.out.reloc_rw_mask): New.
22390 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
22391 (TARGET_ASM_OUT): Use it.
22392 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
22393 * varasm.c (categorize_decl_for_section): Remove shlib argument;
22394 use the new reloc_rw_mask target hook instead.
22395 (default_section_type_flags_1): Merge into...
22396 (default_section_type_flags): ... here.
22397 (decl_readonly_section_1): Merge into...
22398 (decl_readonly_section): ... here.
22399 (default_elf_select_section_1): Merge into...
22400 (default_elf_select_section): ... here.
22401 (default_unique_section_1): Merge into...
22402 (default_unique_section): ... here.
22403 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
22404 (default_select_rtx_section): Use it.
22405 (default_elf_select_rtx_section): Likewise.
22406 * output.h: Update to match.
22407 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
22408 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
22409 (TARGET_ASM_RELOC_RW_MASK): New.
22410 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
22411 to categorize_decl_for_section.
22412 (x86_64_elf_unique_section): Likewise.
22413 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
22414 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
22415 (TARGET_ASM_RELOC_RW_MASK): New.
22416 * config/ia64/ia64.c (ia64_rwreloc_select_section,
22417 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
22418 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
22419 (TARGET_RWRELOC): Remove.
22420 (ia64_section_type_flags): Adjust call to default_section_type_flags.
22421 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22422 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
22423 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
22424 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
22425 (rs6000_xcoff_select_section): Use decl_readonly_section.
22426 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
22427 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22428 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
22429 (TARGET_SECTION_TYPE_FLAGS): Remove.
22430 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
22432 2007-03-09 Roger Sayle <roger@eyesopen.com>
22434 * fold-const.c (fold_comparison): Remove compile-time evaluation of
22435 complex constant equality/inequality comparisons for here.
22436 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
22437 known at compile-time or can be simplified to a scalar comparison.
22438 (fold_relational_const): Move compile-time evaluation of complex
22439 constant equality/inequality comparisons to here.
22441 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22443 PR rtl-optimization/30643
22444 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
22446 (fold_rtx): Recurse, like before 2006-11-03.
22448 2007-03-09 DJ Delorie <dj@redhat.com>
22450 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
22453 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
22455 PR tree-optimization/30375
22456 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
22457 LHS of statements is not the same.
22458 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
22460 2007-03-09 Chao-ying Fu <fu@mips.com>
22462 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
22464 * doc/invoke.texi (-mdspr2): Document new option.
22465 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
22466 New unspec for DSP REV 2.
22467 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
22468 these instructions are extended in DSP REV 2.
22469 (mips-dspr2.md): Include.
22470 * config/mips/mips.opt (mdspr2): New option.
22471 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
22472 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
22473 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
22474 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
22475 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
22476 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
22477 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
22479 (bdesc_map): Add one field of unsupported_target_flags.
22480 (bdesc_arrays): Update entries to have extra fields. Add
22482 (mips_init_builtins): Initialize new function types.
22483 Check unsupported_target_fileds to filter out builtins.
22484 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
22486 (ASM_SPEC): Pass mdspr2 to the assembler.
22487 * config/mips/mips-dspr2.md: New file.
22489 2007-03-09 Sa Liu <saliu@de.ibm.com>
22491 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
22493 2007-03-09 Ian Lance Taylor <iant@google.com>
22495 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
22496 argument) like -Wstrict-overflow=2.
22497 * doc/invoke.texi (Warning Options): Update documentation.
22499 2007-03-09 Dirk Mueller <dmueller@suse.de>
22502 * doc/invoke.texi (-Wlogical-op): Document.
22503 * common.opt (-Wlogical-op): New.
22504 * c-common.h (warn_logical_operator): Declare.
22505 * c-common.c (warn_logical_operator): Define.
22506 * c-typeck.c (parser_build_binary_op): Call
22507 warn_logical_operator.
22509 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22511 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
22512 * final.c (final_scan_insn): Test for non-"" file name.
22514 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
22516 * doc/loop.texi: Document the Omega linear constraints solver.
22517 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
22518 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
22519 omega-hash-table-size, omega-max-keys, and
22520 omega-eliminate-redundant-constraints.
22521 * tree-pass.h (pass_check_data_deps): Declared.
22524 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
22525 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
22526 pass_check_data_deps): New.
22527 * tree-data-ref.c (init_data_ref): Remove declaration.
22528 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
22529 (analyze_array): Renamed init_array_ref, move up initializations.
22530 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
22531 Removed arguments that are set to NULL.
22532 (analyze_indirect_ref): Correct indentation, correct call to
22534 (object_analysis): Call init_array_ref instead of analyze_array.
22535 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
22536 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
22537 of DR_ACCESS_FNS_ADDR.
22538 (init_omega_eq_with_af, omega_extract_distance_vectors,
22539 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
22540 ddr_consistent_p): New.
22541 (compute_affine_dependence): Check consistency of ddrs when
22542 flag_check_data_deps is passed.
22543 (analyze_all_data_dependences): Uncomment.
22544 (tree_check_data_deps): New.
22545 * tree-data-ref.h: Include omega.h.
22546 (DR_ACCESS_FNS_ADDR): Removed.
22547 (data_dependence_relation): Add inner_loop.
22548 (DDR_INNER_LOOP): New.
22549 * common.opt (fcheck-data-deps): New.
22550 * tree-flow.h (tree_check_data_deps): Declare.
22551 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
22552 (OBJS-common): Depend on omega.o.
22554 * passes.c (pass_check_data_deps): Scheduled.
22555 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
22556 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
22557 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
22558 PARAM_VECT_MAX_VERSION_CHECKS,
22559 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
22561 2007-03-09 Richard Guenther <rguenther@suse.de>
22563 PR tree-optimization/30904
22564 PR middle-end/31058
22565 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
22566 the same way as *_DIV_EXPR.
22568 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22570 * recog.c (decode_asm_operands): No mixed declarations and code.
22572 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22574 * rtl.def (ASM_INPUT): Add location.
22575 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
22576 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
22577 (decode_asm_operands): Add loc operand.
22578 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
22579 * stmt.c (expand_asm): Rename to...
22580 (expand_asm_loc): ... this. Add locus argument. Pass it on to
22581 gen_rtx_ASM_INPUT_loc.
22582 (expand_asm_expr): Adjust.
22583 * recog.c (decode_asm_operands): Add loc operand.
22584 (check_asm_operands, extract_insn): Adjust.
22585 * reload1.c (maybe_fix_stack_asms): Likewise.
22586 * final.c (asm_insn_count): Likewise.
22587 (final_scan_insn): Output # line before and after asm.
22589 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
22591 * tree-ssa-structalias.c (variable_info): Remove
22593 (new_var_info): Ditto.
22594 (shared_bitmap_info_t): New structure.
22595 (shared_bitmap_table): New variable.
22596 (shared_bitmap_hash): New function.
22597 (shared_bitmap_eq): Ditto
22598 (shared_bitmap_lookup): Ditto.
22599 (shared_bitmap_add): Ditto.
22600 (merge_smts_into): Change to take bitmap directly.
22601 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
22602 (init_alias_vars): Init shared bitmap hashtable.
22603 (delete_points_to_sets): Delete shared bitmap hashtable.
22604 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
22605 is_aliased removal as a change that was still necessary was
22608 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
22610 * config/i386/i386.h (override_options): Conditionally disable
22611 x86_sahf for 64bit targets only.
22613 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22616 * c-decl.c (merge_decls): Don't call make_var_volatile.
22617 * varasm.c (make_var_volatile): Remove.
22618 * output.h (make_var_volatile): Remove.
22620 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
22622 PR tree-optimization/31085
22623 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
22625 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22627 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
22628 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
22629 ATTR_CONST_NOTHROW_LIST.
22631 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22634 2007-03-08 Diego Novillo <dnovillo@redhat.com>
22636 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
22638 2007-03-08 Geoffrey Keating <geoffk@apple.com>
22641 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
22643 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
22644 passed, use shared libgcc.
22646 2007-03-08 Roger Sayle <roger@eyesopen.com>
22648 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
22649 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22650 (honor_protect_cleanup_actions, lower_try_finally_switch):
22652 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
22653 ifc_temp_var): Likewise.
22654 * tree-inline.c (setup_one_parameter): Likewise.
22655 * tree-mudflap.c (mf_decl_cache_locals,
22656 mf_build_check_statement_for): Likewise.
22657 * tree-nested.c (init_tmp_var, save_tmp_var,
22658 finalize_nesting_tree_1): Likewise.
22659 * tree-outof-ssa.c (insert_copy_on_edge,
22660 insert_backedge_copies): Likewise.
22661 * tree-profile.c (tree_gen_edge_profiler,
22662 tree_gen_ic_profiler): Likewise.
22663 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22664 * tree-sra.c (sra_build_assignment): Likewise.
22665 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22666 * tree-ssa-math-opts.c (insert_reciprocals,
22667 execute_cse_sincos_1): Likewise.
22668 * tree-tailcall.c (adjust_accumulator_values,
22669 adjust_return_value): Likewise.
22670 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22671 * tree-vect-transform.c (vect_create_data_ref_ptr,
22672 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22673 vect_create_epilog_for_reduction, vectorizable_reduction,
22674 vectorizable_call, vectorizable_conversion,
22675 vectorizable_assignment, vectorizable_operation,
22676 vectorizable_type_demotion, vect_gen_widened_results_half,
22677 vect_permute_store_chain, vectorizable_store,
22678 vect_setup_realignment, vect_permute_load_chain,
22679 vectorizable_load, vectorizable_condition,
22680 vect_create_cond_for_align_checks): Likewise.
22681 * tree-vrp.c (build_assert_expr_for): Likewise.
22683 2007-03-08 Ian Lance Taylor <iant@google.com>
22685 * tree-vrp.c: Include "intl.h".
22686 (usable_range_p): New static function.
22687 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22688 overflowed values, juts set *strict_overflow_p.
22689 (compare_values): Only return -2 if one of the operands is not a
22691 (compare_ranges): Call usable_range_p.
22692 (compare_range_with_value): Likewise.
22693 (vrp_evaluate_conditional_warnv): Rename from
22694 vrp_evaluate_conditional. Make static. Change all callers.
22695 (vrp_evaluate_conditional): New function.
22696 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22697 on signed overflow.
22698 (simplify_abs_using_ranges): Likewise.
22699 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22700 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22701 within_stmt parameter.
22702 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22703 vrp_evaluate_conditional.
22704 * tree-ssa-threadedge.c
22705 (record_temporary_equivalences_from_stmts_at_dest): Change
22706 simplify parameter to take a second tree parameter.
22707 (simplify_control_stmt_condition): Likewise.
22708 (thread_across_edge): Likewise.
22709 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22710 (thread_across_edge): Likewise.
22711 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22713 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22715 * config/i386/i386.h (TARGET_SAHF): New define.
22716 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22717 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22718 (x86_sahf): New global variable.
22719 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22720 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22721 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22722 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22724 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22725 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22726 when expanding fcomi/sahf based tests.
22727 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22728 expanding sahf based alternative. Emit sahf based sequence when
22729 optimizing for code size.
22730 * config/i386/i386.md (x86_sahf_1): Do not disable for
22731 TARGET_64BIT, enable for TARGET_SAHF.
22733 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22735 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22736 spurious whitespace from error message.
22738 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22741 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22743 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22745 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22747 * tree-sra.c (instantiate_element): Propagate disabled warnings
22748 from the element itself to the created variable.
22750 2007-03-07 Richard Henderson <rth@redhat.com>
22753 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22754 silently fix up the stack in the case of a missing register.
22756 2007-03-07 Paul Brook <paul@codesourcery.com>
22758 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22760 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22762 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22764 (phase1_vrs): Use them.
22765 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22766 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22767 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22768 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22769 __gnu_Unwind_Restore_WMMXC if required.
22770 (_Unwind_VRS_Pop): Implement iWMMXt support.
22771 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22772 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22773 gnu_Unwind_Save_WMMXC): Define.
22775 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22777 * config/vxworks.h (vxworks_override_options): Declare.
22778 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22779 * config/vxworks.c: Include target.h and toplev.h.
22780 (vxworks_override_options): New function.
22781 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22783 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22785 * config/s390/s390.c (override_options): Don't emit an error when
22786 -mstack-size is used without providing -mstack-guard.
22787 (s390_emit_prologue): Choose stack_guard value automatically if not
22788 provided via command line.
22789 * doc/invoke.texi: Adjust description of -mstack-guard and
22792 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22794 * config/i386/i386.c (output_set_got): Add a GOT initialization
22795 sequence for VxWorks PIC.
22796 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22797 around labels as well as symbols. Use gotoff_operand instead
22798 of local_symbolic_operand.
22799 (legitimize_pic_address): Use gotoff_operand instead of
22800 local_symbolic_operand. Use @GOT accesses for labels as
22802 (ix86_output_addr_diff_elt): Use PC-relative rather than
22803 GP-relative offsets for VxWorks PIC.
22804 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22805 no_new_pseudos. Check whether the returned register is op0.
22806 * config/i386/i386.md (tablejump): Use PC-relative rather than
22807 GP-relative offsets for VxWorks PIC.
22808 * config/i386/predicates.md (gotoff_operand): New predicate.
22810 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22812 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22814 * config/vxworks-dummy.h: New file.
22815 * config/i386/i386.h: Include it.
22817 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22819 * dwarf2out.c (is_inlined_entry_point): New
22820 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22821 DW_AT_ranges if the first subblock is the entry point.
22823 2007-03-06 David Daney <ddaney@avtrex.com>
22825 * doc/install.texi (mips-*-*): Change recommended binutils
22828 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22830 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22831 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22833 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22834 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22836 2007-03-06 Jan Hubicka <jh@suse.cz>
22838 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22839 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22841 (probably_cold_bb_p): Cold functions are cold.
22842 (probably_never_executed_bb_p): Cold functions are cold.
22843 (tree_bb_level_predictions): Predict calls to cold functions as not
22845 (compute_function_frequency): Check hot/cold attributes.
22846 * function.h (function_frequency): Update comments.
22847 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22848 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22849 (c_common_att): Add cold and hot.
22851 * doc/extend.texi (hot,cold attributes): Document.
22853 2007-03-06 Andrew Haley <aph@redhat.com>
22855 * function.c (expand_function_end): Move blockage to just after we
22856 emit the label for the naked return from the function.
22858 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22860 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22863 2007-03-06 Jan Hubicka <jh@suse.cz>
22865 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22866 loaded for constant large models. Non-large 64bit PIC can do.
22867 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22868 * cmodel.h: Add LARGE PIC.
22869 * i386.md (UNSPEC_PLTOFF): New.
22870 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22872 (*call_1_rex64): Disable for large models.
22873 (*call_1_rex64_large): New.
22874 (*call_value_1_rex64): Disable for large models.
22875 (*call_value_1_rex64_large): New.
22876 (set_rip_rex4): New.
22877 (set_got_offset_rex64): New.
22878 * predicates.md (constant_call_address_operand): For large model
22879 constant calls are not possible.
22880 * i386-protos.h (construct_plt_address): Declare.
22881 * i386.c (override_options): Accept large models.
22882 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22883 (legitimate_constant_p): Add new UNSPECs.
22884 (legitimate_pic_operand_p): Likewise.
22885 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22886 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22888 (output_pic_addr_const): Add PLTOFF.
22889 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22890 (ix86_expand_move): Legitimize pic address when in PIC mode.
22891 (construct_plt_address): New function.
22892 (ix86_expand_call): Offload the address to register and use GOT
22893 pointer for large model.
22894 * invoke.texi (mcmodel=large): Update documentation.
22896 2007-03-06 Richard Henderson <rth@redhat.com>
22898 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22899 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22900 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22901 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22902 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22903 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22904 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22905 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22906 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22907 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22908 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22909 x86_prologue_using_move, x86_epilogue_using_move, 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_use_incdec,
22913 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22914 x86_schedule, x86_use_bt, x86_pad_returns,
22915 x86_use_xchgb): Merge into ...
22916 (ix86_tune_features): ... here. New array.
22917 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22918 x86_bswap): Merge into ...
22919 (ix86_arch_features): ... here. New array.
22920 (x86_3dnow_a): Remove.
22921 (x86_accumulate_outgoing_args): Make static.
22922 (x86_arch_always_fancy_math_387): Make static.
22923 (ix86_tune_mask, ix86_arch_mask): Move ...
22924 (override_options): ... to local variables here. Apply the
22925 appropriate mask to each element of ix86_arch_features and
22926 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22927 as were done in the old macros.
22928 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22929 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22930 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22931 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22932 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22933 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22934 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22935 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22936 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22937 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22938 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22939 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22940 x86_accumulate_outgoing_args, x86_prologue_using_move,
22941 x86_epilogue_using_move, x86_decompose_lea,
22942 x86_arch_always_fancy_math_387, x86_shift1,
22943 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22944 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22945 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22946 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22947 x86_use_incdec, x86_pad_returns, x86_bswap,
22948 x86_partial_flag_reg_stall): Remove.
22949 (enum ix86_tune_indices): New.
22950 (ix86_tune_features): New.
22951 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22952 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22953 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22954 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22955 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22956 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22957 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22958 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22959 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22960 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22961 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22962 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22963 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22964 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22965 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22966 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22967 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22968 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22969 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22970 TARGET_EXT_80387_CONSTANTS): Use it.
22971 (enum ix86_arch_indices): New.
22972 (ix86_arch_features): New.
22973 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22974 TARGET_BSWAP): Use it.
22975 (ix86_tune_mask, ix86_arch_mask): Remove.
22977 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22980 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22981 Define using $${sysroot_headers_suffix}.
22982 * configure: Regenerate.
22983 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22984 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22986 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22987 * gcc.c (print_sysroot_headers_suffix): New.
22988 (option_map): Include --print-sysroot-headers-suffix.
22989 (display_help): Mention -print-sysroot-headers-suffix.
22990 (process_command): Handle -print-sysroot-headers-suffix.
22991 (do_spec_1): Append multilib directory to include-fixed path if
22992 sysroot suffixes in use.
22993 (main): Handle -print-sysroot-headers-suffix.
22994 * Makefile.in (start.encap): Don't depend on xlimits.h
22995 (xlimits.h): Remove.
22996 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22997 limits.h for each multilib in fixinc_list.
22998 (fixinc_list, s-fixinc_list): New.
22999 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23000 generate them for each multilib in fixinc_list.
23001 (stmp-fixproto): Use include-fixed. Run fixproto for each
23002 multilib in fixinc_list.
23003 (mostlyclean): Don't remove xlimits.h.
23004 (clean): Remove include-fixed.
23005 (real-install-headers-tar, real-install-headers-cpio,
23006 real-install-headers-cp): Don't copy include, only include-fixed.
23007 (install-mkheaders): Depend on fixinc_list. Don't depend on
23008 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23009 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23010 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23012 2007-03-06 Jan Hubicka <jh@suse.cz>
23014 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23017 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23019 * configure.ac: Allow tm_file to contain build-directory files.
23020 * configure: Regenerate.
23021 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23022 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23023 * config/m68k/print-sysroot-suffix.sh: New file.
23025 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23027 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23028 of pic_offset_table_rtx if reload_completed.
23029 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23030 PIC_OFFSET_TABLE_REGNUM.
23031 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23033 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23034 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23036 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23038 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23039 functions that call eh_return.
23041 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23043 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23044 functions that need a constant pool.
23046 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23049 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23050 (m68k_preferred_reload_class): Likewise.
23051 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23052 (SECONDARY_RELOAD_CLASS): Define.
23053 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23054 (LIMIT_RELOAD_CLASS): Delete.
23055 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23056 registers from storing bytes.
23057 (m68k_secondary_reload_class): New function.
23058 (m68k_preferred_reload_class): Likewise.
23060 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23062 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23064 (m68k_expand_prologue): Likewise.
23066 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23068 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23069 (mips_expand_epilogue): Add a bool parameter.
23070 (m68k_legitimize_sibcall_address): Declare.
23071 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23072 (m68k_expand_epilogue): Add a parameter to select between sibling
23073 and normal epilogues. Only generate a return for the latter.
23074 (m68k_ok_for_sibcall_p): New function.
23075 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23076 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23077 (sibcall_value, *sibcall_value): Likewise.
23078 (*call, *call_value): Require !SIBLING_CALL_P.
23079 (epilogue): Update call to m68k_expand_epilogue.
23080 (sibcall_epilogue): New pattern.
23081 * config/m68k/predicates.md (const_call_operand): Say that this
23082 predicate applies to sibling calls too.
23083 (sibcall_operand): New predicate.
23085 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23087 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23088 alternatives as movsi_cf.
23089 (movsf_cf_hard): Add commentary.
23091 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23092 Richard Sandiford <richard@codesourcery.com>
23094 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23095 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23096 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23097 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23098 as being live on exit from an interrupt function.
23099 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23100 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23101 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23102 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23103 (m68k_interrupt_function_p): Globalize.
23104 (m68k_compute_frame_layout): Remove reverse mask code.
23105 (m68k_emit_movem, m68k_set_frame_related): New functions.
23106 (m68k_output_function_prologue): Delete in favor of...
23107 (m68k_expand_prologue): ...this new function.
23108 (m68k_output_function_epilogue): Delete in favor of...
23109 (m68k_expand_epilogue): ...this new function.
23110 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23112 (print_operand): Handle %?.
23113 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23114 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23115 (prologue, epilogue): New patterns.
23116 (return): Turn into a define_expand.
23117 (*return): New pattern, derived from old "return" pattern. Use rte
23118 rather than rts for interrupt functions. Only use rtd if the pop
23120 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23121 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23122 (link, *link, unlink, *unlink, load_got): Likewise.
23124 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23128 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23129 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23130 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23131 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23132 and m68k_matches_u_p.
23133 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23134 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23135 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23136 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23137 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23138 (REG_STRICT_P): New macro.
23139 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23140 PCREL_GENERAL_OPERAND_OK.
23141 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23142 m68k_legitimate_base_reg_p.
23143 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23144 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23145 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23146 * config/m68k/m68k.c (m68k_address): New structure.
23147 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23148 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23149 (m68k_jump_table_ref_p, m68k_decompose_address)
23150 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23151 (m68k_matches_u_p): New functions.
23152 (print_operand_address): Rewrite to use m68k_decompose_index.
23154 2007-03-05 David Taylor <dtaylor@emc.com>
23156 * gcc.c: Correct copyright date in --version output.
23158 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23160 * pa.md: In unamed move patterns, disparge copies between general
23161 and floating point registers using '?' modifier. Don't include 'f'
23162 constraint for register preferences in DImode, SImode, HImode and
23163 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23164 Remove constraints for copies between general and floating registers
23165 in soft-float DFmode pattern.
23166 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23170 2007-03-05 Mike Stump <mrs@apple.com>
23172 * c-common.c (targetcm): Add.
23173 * c-opts.c (c_common_handle_option): Handle language specific
23175 * opts.c (handle_option): Verify language for target options, if
23177 * opth-gen.awk: Add CL_LANG_ALL.
23178 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23179 (TARGETCM_INITIALIZER): Add.
23180 * target.h (struct gcc_targetcm): Add.
23182 * targhooks.c (default_handle_c_option): Add.
23183 * targhooks.h (default_handle_c_option): Add.
23184 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23186 * config/darwin.opt (iframework): Add.
23187 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23188 * config/darwin-c.c (handle_c_option): Add.
23189 (TARGET_HANDLE_C_OPTION): Add.
23191 * doc/invoke.texi (Darwin Options): Add -iframework.
23193 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23195 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23198 2007-03-05 Ian Lance Taylor <iant@google.com>
23200 * c.opt (fgnu89-inline): New option.
23201 * c-opts.c (c_common_post_options): Set default value for
23203 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23204 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23206 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23207 (grokdeclarator, start_function): Likewise.
23208 * c-cppbuiltin.c (c_cpp_builtins): Define either
23209 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23210 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23211 (C Dialect Options): Document -fgnu89-inline.
23212 * doc/extend.texi (Function Attributes): Explain what the
23213 gnu_inline attribute does.
23214 * doc/cpp.texi (Common Predefined Macros): Document
23215 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23217 2007-03-05 Ian Lance Taylor <iant@google.com>
23219 PR tree-optimization/31034
23220 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23221 half-range if the other side is an overflow infinity.
23223 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23225 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23226 (bfin*-linux-uclibc*): New configuration.
23227 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23229 * config/bfin/linux.h: New file.
23230 * config/bfin/libgcc-bfin.ver: New file.
23231 * config/bfin/t-bfin-uclinux: New file.
23232 * config/bfin/t-bfin-linux: New file.
23233 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23234 (TARGET_OS_CPP_BUILTINS): New macro.
23236 2007-03-05 Richard Guenther <rguenther@suse.de>
23238 * fold-const.c (fold_binary): Remove duplicate folding
23239 of comparison of non-null ADDR_EXPR against null.
23241 2007-03-05 Richard Guenther <rguenther@suse.de>
23242 Dorit Nuzman <dorit@il.ibm.com>
23244 PR tree-optimization/26420
23245 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23246 are no loops in the function. Only print the number of
23247 vectorized loops if it is greater than zero or we are supposed
23248 to print information about unvectorized loops.
23250 2007-03-05 Revital Eres <eres@il.ibm.com>
23252 * gcc.dg/var-expand1.c: New test.
23253 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23254 when an accumulator is expanded.
23256 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23259 * c-common.c (convert_and_check): Don't give warnings for
23260 conversion if 'expr' already overflowed.
23262 2007-03-04 Roger Sayle <roger@eyesopen.com>
23264 PR middle-end/30744
23265 * fold-const.c (fold_comparison): Enforce type consistency when
23266 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23268 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23270 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23271 containing a cast to the base of TARGET_MEM_REF.
23273 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23275 * tree.c (tree_contains_struct_check_failed): Remove spurious
23276 whitespace from error message.
23278 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23281 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23282 instead of precision.
23284 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23285 Nathan Sidwell <nathan@codesourcery.com>
23287 * emit-rtl.c (find_auto_inc): New.
23288 (try_split): recreate REG_INC notes,
23289 Use regular for loops rather than whiles.
23291 2007-03-03 Andreas Schwab <schwab@suse.de>
23293 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23294 * configure: Regenerate.
23296 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23298 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23299 flag_rounding_math, not flag_unsafe_math_optimizations.
23301 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23303 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23304 alpha_fold_vector_minmax): Likewise.
23305 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23306 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23308 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23310 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23311 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23312 if the lhs has side-effects.
23313 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23315 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23317 * config/i386/i386.h (TUNEMASK): Remove define.
23318 (ARCHMASK): Remove define.
23319 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23320 Use ix86_arch_mask variable instead of ARCHMASK.
23321 * config/i386/i386.c (override_options): Ditto.
23322 (standard_80387_constant_p): Ditto.
23324 2007-03-02 Ian Lance Taylor <iant@google.com>
23326 Used signed infinities in VRP.
23327 * tree-vrp.c (uses_overflow_infinity): New static function.
23328 (supports_overflow_infinity): New static function.
23329 (make_overflow_infinity): New static function.
23330 (negative_overflow_infinity): New static function.
23331 (positive_overflow_infinity): New static function.
23332 (is_negative_overflow_infinity): New static function.
23333 (is_positive_overflow_infinity): New static function.
23334 (is_overflow_infinity): New static function.
23335 (overflow_infinity_range_p): New static function.
23336 (compare_values_warnv): New function split out of compare_values.
23337 (compare_value): Call it.
23338 (set_value_range_to_nonnegative): Add overflow_infinity
23339 parameter. Change caller.
23340 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
23342 (vrp_expr_computes_nonzero): Likewise.
23343 (compare_ranges, compare_range_with_value): Likewise.
23344 (compare_name_with_value, compare_names): Likewise.
23345 (vrp_evaluate_conditional): Likewise.
23346 (set_value_range): Handle infinity
23347 (vrp_operand_equal_p, operand_less_p): Likewise.
23348 (extract_range_from_assert): Likewise.
23349 (vrp_int_const_binop): Likewise.
23350 (extract_range_from_binary_expr): Likewise.
23351 (extract_range_from_unary_expr): Likewise.
23352 (extract_range_from_comparison): Likewise.
23353 (extract_range_from_expr): Likewise.
23354 (dump_value_range): Likewise.
23355 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
23356 (test_for_singularity): Likewise.
23357 (vrp_int_const_binop): Remove inline qualifier.
23358 (adjust_range_with_scev): Add comment.
23359 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23361 2007-03-02 Diego Novillo <dnovillo@redhat.com>
23363 * tree-ssa-structalias.c (could_have_pointers): Tidy.
23364 (get_constraint_for): Likewise.
23365 (do_structure_copy): Likewise.
23366 (find_func_aliases): Fix references to MODIFY_EXPR.
23367 (intra_create_variable_infos): Tidy.
23368 * tree-ssa-operands.c (add_virtual_operand): Add argument
23370 When adding members of alias sets, if IS_CALL_SITE is true and
23371 the symbol is not call-clobbered, skip it.
23372 Adjust all callers.
23374 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23376 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
23377 entry by means of emit_insn_at_entry.
23379 2007-03-02 Richard Henderson <rth@redhat.com>
23381 * expr.h (promoted_input_arg): Remove decl.
23382 * function.c (promoted_input_arg): Merge into ...
23383 * combine.c (setup_incoming_promotions): ... only caller.
23384 Rearrange to avoid double loop.
23386 2007-03-02 Ben Elliston <bje@au.ibm.com>
23387 Peter Bergner <bergner@vnet.ibm.com>
23388 Janis Johnson <janis187@us.ibm.com>
23390 * config/rs6000/dfp.md: New file.
23391 * config/rs6000/rs6000.md: Include dfp.md.
23392 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
23393 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
23394 and TDmode decimal float modes in FP registers.
23395 (num_insns_constant): Likewise.
23396 (rs6000_legitimate_offset_address_p): Likewise.
23397 (rs6000_legitimize_address): Likewise.
23398 (rs6000_legitimize_reload_address): Likewise.
23399 (rs6000_legitimate_address): Likewise.
23400 (rs6000_emit_move): Likewise.
23401 (function_arg_boundary): Likewise.
23402 (function_arg_advance): Likewise.
23403 (rs6000_darwin64_record_arg_recurse): Likewise.
23404 (function_arg): Likewise.
23405 (rs6000_gimplify_va_arg): Likewise.
23406 (rs6000_split_multireg_move): Likewise.
23407 (rs6000_output_function_epilogue): Likewise.
23408 (rs6000_output_function_epilogue): Likewise.
23409 (rs6000_register_move_cost): Likewise.
23410 (rs6000_function_value): Likewise.
23411 (rs6000_libcall_value): Likewise.
23413 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23415 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
23417 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23419 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
23420 Use $MULTIDIR to choose between the kernel and RTP headers,
23421 and use $WIND_BASE and $WIND_USR to locate them.
23423 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23425 * config/i386/i386.c (override_options): Put initialization of
23426 ix86_tune_mask and ix86_arch_mask to the correct place.
23428 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23429 Michael Meissner <michael.meissner@amd.com>
23432 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
23433 (ARCHMASK): Define.
23434 (TARGET_CMOVE): Use ARCHMASK.
23435 (TARGET_CMPXCHG): Ditto.
23436 (TARGET_CMPXCHG8B): Ditto.
23437 (TARGET_XADD): Ditto.
23438 (TARGET_BSWAP): Ditto.
23439 * config/i386/i386.c (ix86_tune_mask): New global variable.
23440 (ix86_arch_mask): Ditto.
23441 (override_options): Initialize ix86_tune_mask and
23442 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
23445 2007-03-02 Ben Elliston <bje@au.ibm.com>
23448 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
23450 2007-03-02 Joseph Myers <joseph@codesourcery.com>
23452 * target.h (init_dwarf_reg_sizes_extra): New target hook.
23453 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
23454 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
23455 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
23457 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
23458 rs6000_init_dwarf_reg_sizes_extra): New.
23459 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
23460 SPE register high parts.
23462 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
23464 * Makefile.in: Add install-pdf target as
23465 copied from automake v1.10 rules.
23466 * configure.ac: Add install-pdf to target list.
23467 * configure: Regenerate.
23469 2007-03-01 Paul Brook <paul@codesourcery.com>
23471 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
23472 modes to LDRD for DImode.
23473 (output_move_double): Fixup out of range ldrd/strd.
23474 (vfp_secondary_reload_class): Rename...
23475 (coproc_secondary_reload_class): ... to this. Add wb argument.
23476 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
23477 coproc_secondary_reload_class for CLASS_IWMMXT.
23478 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
23479 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
23481 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
23483 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
23484 unroll factor by the estimated number of iterations.
23485 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
23486 than prefetch latency.
23488 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
23489 decode_caches_intel, detect_caches_intel): New functions.
23490 (host_detect_local_cpu): Use detect_caches_amd and
23491 detect_caches_intel.
23493 2007-03-01 Richard Henderson <rth@redhat.com>
23495 * expr.c (emit_move_complex_push): Export.
23496 (emit_move_complex_parts): Split out from ...
23497 (emit_move_complex): ... here.
23498 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
23499 * config/i386/i386.md (movcdi): New.
23501 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
23503 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
23504 size of mode1 to check for tieable modes in MMX case.
23506 2007-03-01 Richard Sandiford <richard@codesourcery.com>
23508 * Makefile.in (rtlanal.o): Depend on tree.h.
23509 * rtl.h (offset_within_section_p, split_const): Declare.
23510 * rtlanal.c: Include tree.h.
23511 (offset_within_block_p): New function, taken from
23512 mips_offset_within_object_p.
23513 (split_const): New function, taken from mips_split_const.
23514 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
23516 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
23517 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
23518 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
23519 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
23520 (m68k_illegitimate_symbolic_constant_p): New function.
23521 * config/m68k/m68k.md (movsi): Remove misleading predicates.
23522 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
23523 symbolic constant that might be outside the symbol's section,
23524 move the symbol first and then add the offset.
23525 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
23527 * config/mips/mips.c (mips_split_const): Delete.
23528 (mips_offset_within_object_p): Delete.
23529 (mips_symbolic_constant_p): Use offset_within_section_p and
23530 split_const instead of mips_offset_within_object_p and
23532 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
23533 (mips_legitimize_const_move, print_operand_reloc)
23534 (mips_dangerous_for_la25_p): Use split_const instead of
23537 2007-02-28 Eric Christopher <echristo@apple.com>
23539 * Makefile.in (install-include-dir): Don't rm -rf include.
23541 2007-02-28 Richard Guenther <rguenther@suse.de>
23543 PR middle-end/30364
23544 * fold-const.c (fold_binary): Do not associate expressions
23545 with more than one variable for integer types that do not wrap.
23547 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
23549 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
23550 Delete, and replace with...
23551 (fold_builtin_call_array): This. Update callers to use it.
23552 * fold-const.c (fold_build_call_list): Delete, and replace with...
23553 (fold_build_call_array): This.
23554 (fold_build_call_list_initializer): Delete, and replace with...
23555 (fold_build_call_array_initializer): This.
23556 * tree.h: Update declarations to reflect above changes.
23558 * c-typeck.c (build_function_call): Store converted arguments
23559 in a stack-allocated array instead of building a list.
23560 (convert_arguments): Store arguments in the array passed in as an
23561 argument, and return the actual number of arguments.
23562 * c-format.c: (check_function_format): Pass arguments in an
23563 array instead of a list.
23564 * c-common.c (check_function_nonnull): Likewise.
23565 (check_function_sentinel): Likewise.
23566 (check_function_arguments): Likewise.
23567 * c-common.h: Update declarations to reflect above changes.
23569 2007-02-28 Jan Hubicka <jh@suse.cz>
23571 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
23572 PRED_NEGATIVE_RETURN): Update outcomes.
23574 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
23576 * calls.c (emit_library_call_value_1): Handle partial registers
23577 correctly when building up CALL_INSN_FUNCTION_USAGE.
23579 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23581 * pa/predicates.md (move_src_operand): Allow zero for mode.
23582 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
23585 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
23588 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
23589 *movv2df_internal): Enable pattern only for valid operand
23591 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
23592 tie only 128bit modes. For MMX registers, tie only 64bit modes.
23594 2007-02-27 Mike Stump <mrs@apple.com>
23596 * config/darwin-crt3.c: Avoid compilation when compiling for a
23599 2007-02-27 Joseph Myers <joseph@codesourcery.com>
23601 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
23603 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
23604 for fixed headers and limits.h.
23605 (install-include-dir, install-headers-tar, install-headers-cpio,
23606 install-headers-cp, real-install-headers-tar,
23607 real-install-headers-cpio, real-install-headers-cp): Handle
23608 include-fixed as well as include.
23609 (install-mkheaders): Don't install files that go only in include
23611 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
23612 from GCC_INCLUDE_DIR.
23613 * gcc.c (process_command): Remove special -BstageN/ handling.
23614 (do_spec_1): Add include-fixed directories.
23616 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23618 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
23620 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
23622 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
23625 2007-02-27 Mark Mitchell <mark@codesourcery.com>
23627 * c-common.c (get_priority): Add check for
23628 SUPPORTS_INIT_PRIORITY.
23630 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23632 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
23634 * config/bfin/bfin.c: Include "cfglayout.h".
23635 (MAX_LSETUP_DISTANCE): New macro.
23636 (struct loop_info): New members incoming, incoming_src and
23637 incoming_dest. Delete member predecessor.
23638 (length_for_loop): New function.
23639 (bfin_optimize_loop): Handle more different loop structures.
23640 (bfin_discover_loop): Rework detection of predecessor blocks by
23641 examining incoming edges.
23642 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
23644 (bfin_reorder_loops): New function.
23645 (bfin_reorg_loops): Use these three new functions.
23647 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
23648 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
23649 (CONSTRAINT_LEN): Add entry for 'q'.
23650 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
23651 Add 'q' constraints.
23652 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
23653 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
23655 * config/bfin/bfin.md (add_with_carry): New pattern.
23656 (s_or_u, su_optab, su_modifier): New code macros/attrs.
23657 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
23658 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
23659 support unsigned multiplies too. Removed incorrect commutativity from
23660 operand 1 constraint where appropriate.
23661 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
23663 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23664 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23666 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23667 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23668 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23669 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23670 usmulhisi_hh_huh): New patterns.
23672 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23673 lshifthi3): Fix output template to use half reg for operand 2.
23675 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23678 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23680 2007-02-27 Andreas Schwab <schwab@suse.de>
23682 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23684 2007-02-27 Jan Hubicka <jh@suse.cz>
23686 * predict.c (last_basic_block_p): Remove.
23687 (tree_estimate_probability): Update return heuristic for commonized
23690 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23692 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23694 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23696 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23697 * doc/cpp.texi: Standardize title page.
23698 * doc/cppinternals.texi: Likewise.
23699 * doc/gcc.texi: Standardize title page, remove version number
23700 from copyright page.
23701 * doc/gccint.texi: Likewise.
23702 * doc/install.texi: Standardize title page, add table of
23705 2007-02-26 Jan Hubicka <jh@suse.cz>
23707 * predict.def: Set outcomes according to more recent results.
23708 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23709 Remove dead predictors.
23710 * predict.c (return_prediction): Fix pasto.
23712 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23714 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23715 change; avoid a memory leak when returning early.
23717 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23719 * c-decl.c (static_ctors): Move to c-common.c.
23720 (static_dtors): Likewise.
23721 (finish_function): Use c_record_cdtor_fn.
23722 (build_cdtor): Move to c-common.c.
23723 (c_write_global_declarations): Use c_build_cdtor_fns.
23724 * c-common.h (static_ctors): Declare.
23725 (static_dtors): Likewise.
23726 (c_record_cdtor_fn): Likewise.
23727 (c_build_cdtor_fns): Likewise.
23728 * c-common.c (static_ctors): New variable.
23729 (static_dtors): Likewise.
23730 (c_record_cdtor_fn): New function.
23731 (build_cdtor): Move from c-decl.c
23732 (c_build_cdtor_fns): New function.
23734 * output.h (assemble_addr_to_section): Declare.
23735 (get_cdtor_priority_section): Likewise.
23736 * varasm.c (assemble_addr_to_section): New function.
23737 (get_cdtor_priority_section): Likewise.
23738 (default_named_section_asm_out_destructor): Use them.
23739 (destor_dtor_section_asm_out_destructor): Likewise.
23740 (default_named_section_asm_out_constructor): Likewise.
23741 (default_ctor_section_asm_out_constructor): Likewise.
23742 * config.gcc (*-*-vxworks*): Include vxworks.o.
23743 * config/t-vxworks (vxworks.o): New target.
23744 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23745 (TARGET_ASM_CONSTRUCTOR): Define.
23746 (TARGET_ASM_DESTRUCTOR): Likewise.
23747 (vxworks_asm_out_constructor): Declare.
23748 (vxworks_asm_out_destructor): Likewise.
23750 * c-common.c (get_priority): Check that we have not just an
23751 INTEGER_CST, but an integer constant with integeral type.
23753 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23755 PR tree-optimization/30938
23756 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23757 use &dt[nargs-1] instead of &dt[nargs] in the call to
23758 vect_is_simple_use().
23760 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23762 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23763 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23764 Do not attempt to handle MEM inside auto-inc expressions.
23765 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23766 of a register modified by an auto-inc expression. However, do handle
23767 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23768 (elimination_effects): Prohibit elimination of a register modified
23769 by an auto-inc expression. Disable register elimination rules whose
23770 target register is modified by an auto-inc expression with variable
23773 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23775 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23777 (array_at_struct_end_p): New function.
23778 (idx_infer_loop_bounds): Use it.
23779 (estimate_numbers_of_iterations_loop): Export.
23780 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23781 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23782 (tree_estimate_probability): Call record_loop_exits.
23783 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23784 (estimated_loop_iterations, estimated_loop_iterations_int,
23785 estimated_loop_iterations_tree): New functions.
23786 (analyze_siv_subscript_cst_affine,
23787 compute_overlap_steps_for_affine_1_2,
23788 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23789 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23790 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23791 (PRED_LOOP_ITERATIONS_GUESSED): New.
23792 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23793 * cfgloop.h (estimate_numbers_of_iterations_loop,
23794 estimated_loop_iterations_int): Declare.
23796 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23798 * doc/extend.texi: Document optional priority argument to
23799 constructors and destructors.
23800 * tree.c (init_priority_for_decl): Adjust GTY markers.
23801 (init_ttree): Use priority-info hash functions for
23802 init_priority_for_decl.
23803 (tree_map_eq): Rename to ...
23804 (tree_map_base_eq): ... this.
23805 (tree_map_marked_p): Rename to ...
23806 (tree_map_base_marked_p): ... this.
23807 (tree_map_base_hash): New function.
23808 (decl_init_priority_lookup): Rework.
23809 (decl_fini_priority_lookup): New function.
23810 (decl_priority_info): New function.
23811 (decl_init_priority_insert): Use it.
23812 (decl_fini_priority_insert): Likewise.
23813 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23815 (decl_restrict_base_insert): Likewise.
23816 (decl_debug_expr_insert): Likewise.
23817 (decl_value_expr_lookup): Likewise.
23818 (decl_value_expr_insert): Likewise.
23819 * tree.h (priority_type): New type.
23820 (decl_init_priority_lookup): Use priority_type.
23821 (decl_fini_priority_lookup): New function.
23822 (decl_init_priority_insert): Use priority_type.
23823 (decl_fini_priority_insert): New function.
23824 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23825 (DECL_INIT_PRIORITY): Likewise.
23826 (SET_DECL_INIT_PRIORITY): Add comment.
23827 (DECL_FINI_PRIORITY): New macro.
23828 (SET_DECL_FINI_PRIORITY): Likewise.
23829 (DEFAULT_INIT_PRIORITY): Document.
23830 (MAX_INIT_PRIORITY): Likewise.
23831 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23832 (tree_map_base): New type.
23833 (tree_map_base_eq): New function.
23834 (tree_map_base_hash): Likewise.
23835 (tree_map_base_marked_p): Likewise.
23836 (tree_map): Inherit from tree_map_base.
23837 (tree_map_eq): Make it a macro.
23838 (tree_map_marked_p): Likewise.
23839 (tree_int_map): Inherit from tree_map_base.
23840 (tree_int_map_eq): Make it a macro.
23841 (tree_int_map_hash): Likewise.
23842 (tree_int_map_marked_p): Likewise.
23843 (tree_priority_map): New type.
23844 (tree_priority_map_eq): New macro.
23845 (tree_priority_map_hash): Likewise.
23846 (tree_priority_map_marked_p): Likewise.
23847 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23849 (emutls_common_1): Likewise.
23850 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23851 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23852 of tree_map hierarchy.
23853 * tree-cfg.c (move_stmt_r): Likewise.
23854 (new_label_mapper): Likewise.
23855 * c-tree.h (c_expand_body): Move to ...
23856 * c-common.h (c_expand_body): ... here.
23857 * c-decl.c (c_expand_body): Move to ...
23858 * c-common.c (c_expand_body): ... here.
23859 (c_common_attribute_table): Allow 1 argument for the constructor
23860 and destructor attributes.
23861 (get_priority): New function.
23862 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23863 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23865 2007-02-24 Jan Hubicka <jh@suse.cz>
23867 PR middle-end/30509
23868 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23869 copying for inlining.
23871 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23872 Jan Hubicka <jh@suse.cz>
23875 * i386.c (counter_mode): New function.
23876 (expand_set_or_movmem_via_loop): Use it.
23877 (expand_movmem_epilogue): Likewise; fix pasto.
23878 (ix86_expand_movmem): Do emit guard even for constant counts.
23879 (ix86_expand_setmem): Likewise.
23881 2007-02-25 Nick Clifton <nickc@redhat.com>
23883 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23884 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23886 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23889 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23890 count argument with 0x10, not with 0x16.
23891 (expand_setmem_epilogue): Ditto.
23893 2007-02-24 Mike Stump <mrs@apple.com>
23895 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23898 2007-02-24 Richard Guenther <rguenther@suse.de>
23900 PR middle-end/30951
23901 * fold-const.c (fold_binary): Fold x +- CST op x for
23902 EQ_EXPR and NE_EXPR.
23904 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23906 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23908 2007-02-24 Jan Hubicka <jh@suse.cz>
23910 * cgraphunit.c (decide_is_function_needed): Honor
23911 -fkeep-inline-functions.
23913 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23915 * builtins.c (fold_builtin_modf): New.
23916 (fold_builtin_2): Use it.
23918 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23920 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23921 (determine_max_iter): Take additional LOOP arg; all callers changed.
23922 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23923 one using simplifications.
23924 (simplify_using_initial_values): Return if the expression becomes
23925 invalid due to altered regs.
23927 2007-02-23 DJ Delorie <dj@redhat.com>
23929 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23931 2007-02-23 Mike Stump <mrs@apple.com>
23933 * tlink.c (scan_linker_output): Parse linker messages from
23934 darwin9's linker better.
23936 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23939 * varpool.c (varpool_assemble_pending_decls): Set
23940 varpool_last_needed_node to null.
23942 2007-02-23 DJ Delorie <dj@redhat.com>
23944 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23945 alignment bigger than the object file can handle.
23947 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23950 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23951 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23952 (*movsf_1): Penalize MMX moves.
23954 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23956 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23957 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23959 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23961 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23963 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23964 (fold_builtin_1): Use them.
23965 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23966 BUILT_IN_SIGNIFICAND.
23968 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23970 * config/i386/i386.c (bdesc_1arg): Initialize
23971 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23972 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23973 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23974 and IX86_BUILTIN_MOVSLDUP.
23976 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23978 PR rtl-optimization/30841
23979 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23981 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23983 * builtins.c (fold_builtin_frexp): New.
23984 (fold_builtin_2): Use it.
23986 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23988 * doc/invoke.texi (Spec Files): Document getenv spec function.
23990 * gcc.c (getenv_spec_function): New function.
23991 (static_spec_functions): Add it.
23992 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23993 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23996 2007-02-22 Michael Matz <matz@suse.de
23999 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24000 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24002 2007-02-22 Ian Lance Taylor <iant@google.com>
24005 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24006 (mem_loc_descriptor): Call it.
24008 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24009 Ira Rosen <irar@il.ibm.com>
24011 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24013 2007-02-22 Ira Rosen <irar@il.ibm.com>
24015 PR tree-optimization/30843
24016 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24017 stores only after all the group is vectorized.
24019 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24021 PR tree-optimization/30858
24022 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24023 in the reduction cycle have a single use in the loop.
24024 * tree-vectorizer.h (relevant): Add documentation.
24026 2007-02-20 Mike Stump <mrs@apple.com>
24028 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24029 * configure: Regenerate.
24031 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24033 Change the defaults of some parameters and options.
24034 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24035 * config/spu/spu.c (spu_optimization_options): Add.
24036 (spu_override_options): Change params in spu_optimization_options.
24037 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24039 Register 127 is only 16 byte aligned when used as a frame pointer.
24040 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24041 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24042 HARD_FRAME_POINTER_REGNUM.
24043 (spu_legitimate_address): Use regno_aligned_for_reload.
24044 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24045 aligned when frame_pointer_needed is true.
24046 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24048 * config/spu/spu.h (INIT_EXPANDERS): Define.
24050 Make sure shift and rotate instructions have valid immediate operands.
24051 * config/spu/predicates.md (spu_shift_operand): Remove.
24052 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24053 * config/spu/constraints.md (W, O): Extend range.
24054 * config/spu/spu.md (umask, nmask): Define.
24055 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24056 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24057 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24058 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24059 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24060 (lshr<mode>3_reg): Fix rtl description.
24062 Make sure mulhisi immediate operands are valid.
24063 * config/spu/predicates.md (imm_K_operand): Add.
24064 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24066 Generate constants using fsmbi and andi.
24067 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24068 (print_operand, spu_split_immediate, classify_immediate,
24069 fsmbi_const_p): Handle IC_FSMBI2.
24071 Correctly handle a CONST_VECTOR containing symbols.
24072 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24073 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24074 (immediate_load_p): Allow symbols that use 2 instructions to create.
24075 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24076 with symbols when flag_pic is set.
24077 (const_vector_immediate_p): New.
24078 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24079 accept a CONST_VECTOR with symbols.
24080 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24081 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24083 * config/spu/spu.md (high, low): Delete.
24084 (low_<mode>): Define.
24086 Remove INTRmode and INTR_REGNUM, which didn't work.
24087 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24089 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24090 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24091 peephole2 pattern): Don't use INTR or 131.
24092 (movintrcc): Delete.
24093 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24094 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24095 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24096 (UNSPEC_SET_INTR): Add.
24097 * config/spu/spu-modes.def (INTR): Remove.
24099 More accurate warnings about run-time relocations.
24100 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24102 Correctly warn about immediate arguments to specific intrinsics.
24103 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24104 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24105 the instruction predicate.
24107 Fix tree check errors with latest update.
24108 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24110 (spu_expand_builtin): Use CALL_EXPR_FN.
24112 Add missing specific intrinsics.
24113 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24115 * config/spu/spu_internals.h: Ditto.
24117 Fix incorrect operand modifiers.
24118 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24119 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24121 Optimize one case of zero_extend of a vec_select.
24122 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24124 Accept any immediate for hbr.
24125 * config/spu/spu.md (hbr): Change s constraints to i.
24127 2007-02-21 Paul Brook <paul@codesourcery.com>
24129 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24130 condexec_count when skipping USE and CLOBBER.
24132 2007-02-21 Nick Clifton <nickc@redhat.com>
24134 * common.opt (Warray-bounds): Add Warning attribute.
24135 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24137 (fsized-zeroes): Add Optimization attribute.
24138 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24139 * c.opt (Wc++0x-compat): Add Warning attribute.
24141 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24143 PR middle-end/30761
24144 * reload1.c (eliminate_regs_in_insn): In the single_set special
24145 case, attempt to re-recognize the insn before falling back to
24146 having reload fix it up.
24148 2007-02-20 Eric Christopher <echristo@gmail.com>
24150 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24151 Rewrite accordingly.
24152 (frv_read_iacc_argument): Ditto.
24153 (frv_expand_set_builtin): Take a call instead of arglist, update for
24155 (frv_expand_unop_builtin): Ditto.
24156 (frv_expand_binop_builtin): Ditto.
24157 (frv_expand_cut_builtin): Ditto.
24158 (frv_expand_binopimm_builtin): Ditto.
24159 (frv_expand_voidbinop_builtin): Ditto.
24160 (frv_expand_int_void2arg): Ditto.
24161 (frv_expand_prefetches): Ditto.
24162 (frv_expand_voidtriop_builtin): Ditto.
24163 (frv_expand_voidaccop_builtin): Ditto.
24164 (frv_expand_load_builtin): Ditto.
24165 (frv_expand_store_builtin): Ditto.
24166 (frv_expand_mdpackh_builtin): Ditto.
24167 (frv_expand_mclracc_builtin): Ditto.
24168 (frv_expand_mrdacc_builtin): Ditto.
24169 (frv_expand_mwtacc_builtin): Ditto.
24170 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24173 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24175 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24176 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24178 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24179 point instructions.
24180 * configure: Regenerate.
24181 * config.in: Regenerate.
24182 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24183 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24184 masks to power6 and power6x and to POWERPC_MASKS.
24185 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24187 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24188 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24189 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24190 Access PROTOTYPE as variable, not mask.
24192 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24194 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24195 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24196 * combine.c (adjust_for_new_dest): Use it.
24197 * postreload.c (reload_combine): Likewise.
24199 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24201 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24202 notes on an insn with multiple sets, even if single_set returns
24203 non-NULL for that insn.
24205 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24207 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24208 scalbn and scalbln.
24210 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24212 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24213 if user didn't pass it.
24214 * config/i386/darwin.h (CC1_SPEC): Likewise.
24215 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24216 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24217 -mmacosx-version-min.
24219 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24220 Uros Bizjak <ubizjak@gmail.com>
24222 * optabs.h (enum optab_index): Add new OTI_scalb.
24223 (scalb_optab): Define corresponding macro.
24224 * optabs.c (init_optabs): Initialize scalb_optab.
24225 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24227 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24228 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24229 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24230 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24231 flag_unsafe_math_optimizations is set.
24233 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24234 to implement scalbf, scalb and scalbl built-ins as inline x87
24237 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24238 DJ Delorie <dj@redhat.com>
24241 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24242 (diagnostic_report_diagnostic): ... here, and turn them into real
24243 errors. If warnings are inhibited, no need to do anything.
24245 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24247 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24248 better code generation.
24250 2007-02-20 Ben Elliston <bje@au.ibm.com>
24252 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24254 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24256 * config/alpha/alpha.c, config/alpha/alpha.md,
24257 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24258 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24259 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24260 config/arm/lib1funcs.asm: Follow spelling conventions.
24262 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24263 config/fr30/fr30.md, config/i386/i386.h,
24264 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24265 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24266 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24267 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24268 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24269 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24270 config/sparc/sparc.c, config/sparc/sparc.h,
24271 config/sparc/sparc.md, config/spu/constraints.md,
24272 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24275 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24278 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24281 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24283 * doc/invoke.texi (-ftree-lrs): Remove.
24285 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24287 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24290 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24292 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24293 new CALL_EXPR_FN macro for retrieving the function
24294 declaration of the input expression.
24296 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24298 * c.opt (Waddress): New.
24299 * common.opt (Walways-true): Delete.
24300 (Wstring-literal-comparison): Delete.
24301 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24302 -Wstring-literal-comparison. Add -Waddress.
24304 (Walways-true): Delete.
24305 (Wstring-literal-comparison): Delete.
24306 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24307 consistently instead of -Walways-true in example.
24308 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24309 * c-typeck.c (parser_build_binary_op): Replace
24310 -Wstring-literal-comparison and -Walways-true with -Waddress.
24311 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24314 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24316 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24317 without DECL_STRUCT_FUNCTION initialized.
24319 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24321 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24322 due to calls to functions taking pointers as parameters.
24324 2007-02-19 Richard Henderson <rth@redhat.com>
24327 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24330 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
24332 * config/s390/s390.c (s390_call_saved_register_used,
24333 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
24334 accessed to the new scheme.
24336 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24338 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
24339 (cris_print_index, cris_print_operand, cris_print_operand_address)
24340 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
24341 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
24342 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
24343 GET_CODE () == xxx.
24344 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
24345 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
24346 GO_IF_LEGITIMATE_ADDRESS): Ditto.
24347 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
24348 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
24349 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
24350 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
24351 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
24352 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
24353 (uminsi3, call, call_value): Ditto.
24354 (define_split: indir_to_reg_split, unnamed): Ditto.
24356 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
24358 PR tree-optimization/30975
24359 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
24362 2007-02-18 Eric Christopher <echristo@gmail.com>
24364 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
24365 Remove use of arglist.
24366 (mips_expand_builtin): Remove use of arglist, pass in expr.
24367 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
24368 (mips_expand_builtin_movtf): Ditto.
24369 (mips_expand_builtin_compare): Ditto.
24371 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24373 * tree-sra.c (sra_build_assignment): Replace assertion
24374 checking with a comment explaining why it can't be done.
24376 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24378 PR middle-end/30833
24379 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
24380 during CALL_EXPR representation conversion.
24381 * tree-ssa-propagate.c (set_rhs): Likewise.
24383 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24385 * tree-sra.c (sra_build_assignment): Disable assertion checking
24388 2007-02-18 Roger Sayle <roger@eyesopen.com>
24390 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
24391 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24392 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
24394 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
24395 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
24396 gimplify_init_ctor_eval_range, gimple_push_cleanup,
24397 gimplify_omp_for, gimplify_omp_atomic_pipeline,
24398 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
24399 force_gimple_operand): Likewise.
24400 * ipa-cp.c (constant_val_insert): Likewise.
24401 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
24402 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
24403 perfect_nestify): Likewise.
24404 * langhooks.c (lhd_omp_assignment): Likewise.
24405 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
24406 lower_copyprivate_clauses, lower_send_clauses,
24407 lower_send_shared_vars, expand_parallel_call,
24408 expand_omp_for_generic, expand_omp_for_static_nochunk,
24409 expand_omp_for_static_chunk, expand_omp_sections,
24410 lower_omp_single_copy, lower_omp_for_lastprivate,
24411 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
24412 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
24413 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
24416 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24418 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
24419 config/sh/sh.md: Follow spelling conventions.
24421 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
24422 config/frv/predicates.md: Follow spelling conventions.
24424 * config/m68k/linux-unwind.h: Fix a comment typo.
24425 * target.h: Follow spelling conventions.
24427 2007-02-18 Roger Sayle <roger@eyesopen.com>
24429 PR rtl-optimization/28173
24430 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
24431 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
24432 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
24433 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
24434 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
24436 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24438 * builtins.c (fold_builtin_load_exponent): New.
24439 (fold_builtin_2): Use it.
24441 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
24443 PR rtl-optimization/30773
24444 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
24445 if we fail to attach a REG_EQUIV note.
24447 2007-02-18 David Edelsohn <edelsohn@gnu.org>
24448 Roger Sayle <roger@eyesopen.com>
24450 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
24452 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24454 * calls.c (initialize_argument_information): Pass original EXP
24455 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
24456 code to split complex arguments here, as part of initializing the
24458 (expand_call): Remove code that builds a list of arguments and
24459 inserts implicit arguments into it. Instead, just count how many
24460 implicit arguments there will be so we can determine the size of
24461 the ARGS array, and let initialize_argument_information do the work.
24462 (split_complex_values): Delete unused function.
24464 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24466 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
24468 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24470 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
24471 for arg pointer based indexed addressing.
24473 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24475 * config/ia64/ia64.h, config/ia64/ia64.md,
24476 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
24477 spelling conventions.
24479 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24481 * config/m68k/m68k.c (split_di): New.
24482 * config/m68k/m68k-protos.h: Declare split_di.
24483 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
24484 Improve predicate handling and split constant shifts.
24486 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24488 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
24489 parameter for register bitfield operations, general predicates
24492 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24494 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
24495 * config/m68k/linux-unwind.h: New file.
24497 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24499 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
24500 config/i386/athlon.md, config/ia64/ia64.md,
24501 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
24502 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
24503 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
24504 tree-ssa-loop-niter.c, tree-vect-analyze.c,
24505 tree-vect-transform.c: Fix comment typos.
24507 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
24509 * sched-deps.c (find_insn_list): Remove.
24510 * sched-int.h: Remove the prototype for find_insn_list.
24512 2007-02-16 Geoffrey Keating <geoffk@apple.com>
24514 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
24516 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
24517 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
24518 darwin_rs6000_override_options.
24519 (C_COMMON_OVERRIDE_OPTIONS): Expect
24520 darwin_macosx_version_min to be non-NULL always.
24521 (TARGET_C99_FUNCTIONS): Likewise.
24522 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
24523 (DARWIN_MINVERSION_SPEC): New.
24524 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
24525 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
24527 (DARWIN_MINVERSION_SPEC): New.
24528 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
24530 * config/darwin-c.c (darwin_cpp_builtins): Expect
24531 darwin_macosx_version_min to be non-NULL always.
24533 * config/rs6000/rs6000.c: Clean up trailing whitespace.
24535 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
24537 * config/i386/i386.h (x86_use_xchgb): New.
24538 (TARGET_USE_XCHGB): New macro.
24539 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
24540 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
24541 Split after reload into bswaphi for shifts of 8.
24542 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
24543 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
24544 or when optimizing for size.
24546 2007-02-16 Richard Guenther <rguenther@suse.de>
24547 Christian Bruel <christian.bruel@st.com>
24549 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
24550 DECLs but prefer SSA_NAMEs over DECLs.
24552 2007-02-16 Richard Guenther <rguenther@suse.de>
24554 * tree-flow-inline.h (single_imm_use_p): Remove.
24555 (zero_imm_uses_p): Likewise.
24556 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
24557 instead of single_imm_use_p.
24558 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
24561 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24564 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
24565 nested double- and backquotes.
24567 2007-02-15 Roger Sayle <roger@eyesopen.com>
24569 PR middle-end/30391
24570 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
24571 should be unreachable.
24572 (build2_stat): Allow construction of MODIFY_EXPR at any time.
24573 For the time being redirect GIMPLE_MODIFY_STMT to the new
24574 (renamed) build_gimple_modify_stmt_stat.
24575 (build2_gimple_stat): Rename to...
24576 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
24577 Always build a GIMPLE_MODIFY_STMT node.
24578 * tree.h (build2_gimple, build2_gimple_stat): Delete.
24579 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
24582 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
24583 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
24584 * tree-complex.c (set_component_ssa_name, expand_complex_move,
24585 expand_complex_div_wide): Likewise.
24586 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
24587 * tree-ssa-loop-im.c (schedule_sm): Likewise.
24588 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
24589 * tree-ssa-loop-manip.c (create_iv): Likewise.
24590 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
24591 abs_replacement): Likewise.
24592 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
24593 realify_fake_stores): Likewise.
24595 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
24596 node rather than a GIMPLE_MODIFY_STMT node.
24597 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
24598 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
24600 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
24601 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
24602 GIMPLE_MODIFY_STMT.
24604 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24606 PR middle-end/30433
24607 * fold-const.c (fold_comparison): Add back the
24608 folding of constant complex comparisions.
24610 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24612 PR middle-end/30729
24613 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
24614 effects unknown to this function, return early.
24616 2007-02-15 Ian Lance Taylor <iant@google.com>
24618 * lower-subreg.c (move_eh_region_note): New static function.
24619 (resolve_simple_move): Call it.
24620 (decompose_multiword_subregs): Track blocks for which we resolve a
24621 simple move which is also a control flow insn. Pass them to
24622 find_many_sub_basic_blocks.
24623 (pass_lower_subreg): Add TODO_verify_flow.
24624 (pass_lower_subreg2): Likewise.
24626 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24627 Brooks Moses <brooks.moses@codesourcery.com>
24628 Lee Millward <lee.millward@codesourcery.com>
24630 * tree.h (enum tree_code_class): Add tcc_vl_exp.
24631 (VL_EXP_CLASS_P): New.
24632 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
24634 (TREE_OPERAND_CHECK_CODE): Likewise.
24635 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
24636 (TREE_RTL_OPERAND_CHECK): Likewise.
24637 (tree_operand_check_failed): Make second parameter the whole tree
24638 instead of its code. Fixed callers.
24639 (VL_EXP_CHECK): New.
24640 (TREE_OPERAND_LENGTH): New.
24641 (VL_EXP_OPERAND_LENGTH): New.
24642 (CALL_EXPR_FN): New.
24643 (CALL_EXPR_STATIC_CHAIN): New.
24644 (CALL_EXPR_ARGS): New.
24645 (CALL_EXPR_ARG): New.
24646 (call_expr_nargs): New.
24647 (CALL_EXPR_ARGP): New.
24648 (build_nt_call_list): Declare.
24649 (build_vl_exp_stat): Declare.
24650 (build_vl_exp): New.
24651 (build_call_list): Declare.
24652 (build_call_nary): Declare.
24653 (build_call_valist): Declare.
24654 (build_call_array): Declare.
24655 (call_expr_arg): Declare.
24656 (call_expr_argp): Declare.
24657 (call_expr_arglist): Declare.
24658 (fold_build_call_list): Declare.
24659 (fold_build_call_list_initializer): Declare.
24660 (fold_call_expr): Declare to replace fold_builtin.
24661 (fold_builtin_fputs): Update to agree with modified definition.
24662 (fold_builtin_strcpy): Likewise.
24663 (fold_builtin_strncpy): Likewise.
24664 (fold_builtin_memory_chk): Likewise.
24665 (fold_builtin_stxcpy_chk): Likewise.
24666 (fold_builtin_strncpy_chk): Likewise.
24667 (fold_builtin_next_arg): Likewise.
24668 (fold_build_call_expr): Declare.
24669 (fold_builtin_call_list): Declare.
24670 (fold_builtin_call_valist): Declare.
24671 (build_call_expr): Declare.
24672 (validate_arglist): Update to agree with modified definition.
24673 (tree_operand_length): New.
24674 (call_expr_arg_iterator): New.
24675 (init_call_expr_arg_iterator): New.
24676 (next_call_expr_arg): New.
24677 (first_call_expr_arg): New.
24678 (more_call_expr_args_p): New.
24679 (FOR_EACH_CALL_EXPR_ARG): New.
24681 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24682 and tcc_gimple_stmt.
24683 (tree_code_size): Update documentation. Use sizeof (tree) rather
24684 than sizeof (char *).
24685 (tree_size): Likewise. Add case for tcc_vl_exp.
24686 (tree_node_structure): Add case for tcc_vl_exp.
24687 (contains_placeholder_p): Likewise.
24688 (substitute_in_expr): Likewise.
24689 (substitute_placeholder_in_expr): Likewise.
24690 (stabilize_reference_1): Likewise.
24691 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24692 to diagnose breakage of this interface for constructing CALL_EXPRs.
24693 (build_nt): Add similar assertion here.
24694 (build_nt_call_list): New.
24695 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24696 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24698 (get_callee_fndecl): Use new CALL_EXPR accessors.
24699 (tree_operand_check_failed): Change parameters to pass entire node
24700 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24701 (process_call_operands): New.
24702 (build_vl_exp_stat): New.
24703 (build_call_list): New.
24704 (build_call_nary): New.
24705 (build_call_valist): New.
24706 (build_call_array): New.
24707 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24708 (call_expr_arglist): New.
24710 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24711 tcc_vl_exp instead of a fixed-size tcc_expression.
24713 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24714 accessors for CALL_EXPRs.
24715 (AGGR_INIT_EXPR): Likewise.
24717 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24718 Brooks Moses <brooks.moses@codesourcery.com>
24719 Lee Millward <lee.millward@codesourcery.com>
24721 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24722 (expand_builtin_nonlocal_goto): Change parameter to be entire
24723 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24724 (expand_builtin_prefetch): Likewise.
24725 (expand_builtin_classify_type): Likewise.
24726 (mathfn_built_in): Return NULL_TREE instead of 0.
24727 (expand_errno_check): Use new CALL_EXPR accessors.
24728 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24729 Return NULL_RTX instead of 0.
24730 (expand_builtin_mathfn_2): Likewise.
24731 (expand_builtin_mathfn_3): Likewise.
24732 (expand_builtin_interclass_mathfn): Likewise.
24733 (expand_builtin_sincos): Likewise.
24734 (expand_builtin_cexpi): Likewise.
24735 (expand_builtin_int_roundingfn): Likewise.
24736 (expand_builtin_int_roundingfn_2): Likewise.
24737 (expand_builtin_pow): Likewise.
24738 (expand_builtin_powi): Likewise.
24739 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24740 of arglist, fixing callers appropriately. Use new CALL_EXPR
24741 accessors and constructors. Return NULL_RTX instead of 0.
24742 (expand_builtin_strstr): Likewise.
24743 (expand_builtin_strchr): Likewise.
24744 (expand_builtin_strrchr): Likewise.
24745 (expand_builtin_strpbrk): Likewise.
24746 (expand_builtin_memcpy): Likewise.
24747 (expand_builtin_mempcpy): Likewise.
24748 (expand_builtin_mempcpy_args): New.
24749 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24750 (expand_builtin_memmove_args): New.
24751 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24752 (expand_movstr): Likewise.
24753 (expand_builtin_strcpy): Likewise.
24754 (expand_builtin_strcpy_args): New.
24755 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24756 (expand_builtin_strncpy): Likewise.
24757 (expand_builtin_memset): Likewise.
24758 (expand_builtin_memset_args): New.
24759 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24760 (expand_builtin_memcmp): Likewise.
24761 (expand_builtin_strcmp): Likewise.
24762 (expand_builtin_strncmp): Likewise.
24763 (expand_builtin_strcat): Likewise.
24764 (expand_builtin_strncat): Likewise.
24765 (expand_builtin_strspn): Likewise.
24766 (expand_builtin_strcspn): Likewise.
24767 (expand_builtin_args_info): Likewise.
24768 (expand_builtin_va_start): Likewise.
24769 (gimplify_va_arg_expr): Likewise.
24770 (expand_builtin_va_end): Likewise.
24771 (expand_builtin_va_copy): Likewise.
24772 (expand_builtin_frame_address): Likewise.
24773 (expand_builtin_alloca): Likewise.
24774 (expand_builtin_bswap): Likewise.
24775 (expand_builtin_unop): Likewise.
24776 (expand_builtin_fputs): Likewise.
24777 (expand_builtin_expect): Likewise.
24778 (expand_builtin_fabs): Likewise.
24779 (expand_builtin_copysign): Likewise.
24780 (expand_builtin_printf): Likewise.
24781 (expand_builtin_fprintf): Likewise.
24782 (expand_builtin_sprintf): Likewise.
24783 (expand_builtin_init_trampoline): Likewise.
24784 (expand_builtin_signbit): Likewise.
24785 (expand_builtin_fork_or_exec): Likewise.
24786 (expand_builtin_sync_operation): Likewise.
24787 (expand_builtin_compare_and_swap): Likewise.
24788 (expand_builtin_lock_test_and_set): Likewise.
24789 (expand_builtin_lock_release): Likewise.
24790 (expand_builtin): Likewise.
24791 (builtin_mathfn_code): Likewise.
24793 (fold_builtin_constant_p): Pass call arguments individually instead
24794 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24795 accessors and constructors. Return NULL_TREE instead of 0.
24796 (fold_builtin_expect): Likewise.
24797 (fold_builtin_classify_type): Likewise.
24798 (fold_builtin_strlen): Likewise.
24799 (fold_builtin_nan): Likewise.
24800 (integer_valued_real_p): Likewise.
24801 (fold_trunc_transparent_mathfn): Likewise.
24802 (fold_fixed_mathfn): Likewise.
24803 (fold_builtin_cabs): Likewise.
24804 (fold_builtin_sqrt): Likewise.
24805 (fold_builtin_cbrt): Likewise.
24806 (fold_builtin_cos): Likewise.
24807 (fold_builtin_cosh): Likewise.
24808 (fold_builtin_tan): Likewise.
24809 (fold_builtin_sincos): Likewise.
24810 (fold_builtin_cexp): Likewise.
24811 (fold_builtin_trunc): Likewise.
24812 (fold_builtin_floor): Likewise.
24813 (fold_builtin_ceil): Likewise.
24814 (fold_builtin_round): Likewise.
24815 (fold_builtin_int_roundingfn): Likewise.
24816 (fold_builtin_bitop): Likewise.
24817 (fold_builtin_bswap): Likewise.
24818 (fold_builtin_logarithm): Likewise.
24819 (fold_builtin_hypot): Likewise.
24820 (fold_builtin_pow): Likewise.
24821 (fold_builtin_powi): Likewise.
24822 (fold_builtin_exponent): Likewise.
24823 (fold_builtin_memset): Likewise.
24824 (fold_builtin_bzero): Likewise.
24825 (fold_builtin_memory_op): Likewise.
24826 (fold_builtin_bcopy): Deleted; call site changed to invoke
24827 fold_builtin_memory_op directly.
24828 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24829 (fold_builtin_strncpy): Likewise.
24830 (fold_builtin_memcmp): Likewise.
24831 (fold_builtin_strcmp): Likewise.
24832 (fold_builtin_strncmp): Likewise.
24833 (fold_builtin_signbit): Likewise.
24834 (fold_builtin_copysign): Likewise.
24835 (fold_builtin_isascii): Likewise.
24836 (fold_builtin_toascii): Likewise.
24837 (fold_builtin_isdigit): Likewise.
24838 (fold_builtin_fabs): Likewise.
24839 (fold_builtin_abs): Likewise.
24840 (fold_builtin_fmin_fmax): Likewise.
24841 (fold_builtin_carg): Likewise.
24842 (fold_builtin_classify): Likewise.
24843 (fold_builtin_unordered_cmp): Likewise.
24845 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24846 New functions split out from fold_builtin_1.
24847 (fold_builtin_n): New.
24848 (fold_builtin_varargs): New.
24849 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24851 (fold_call_expr): New.
24852 (build_function_call_expr): Rewrite to use new helper function.
24853 (fold_builtin_call_list): New.
24854 (build_call_expr): New.
24855 (fold_builtin_call_valist): New.
24856 (rewrite_call_expr): New.
24857 (validate_arg): New.
24858 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24859 of an arglist. Change return type to bool. Use new CALL_EXPR
24862 (fold_builtin_strstr): Pass call arguments individually instead
24863 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24864 accessors and constructors. Return NULL_TREE instead of 0.
24865 (fold_builtin_strchr): Likewise.
24866 (fold_builtin_strrchr): Likewise.
24867 (fold_builtin_strpbrk): Likewise.
24868 (fold_builtin_strcat): Likewise.
24869 (fold_builtin_strncat): Likewise.
24870 (fold_builtin_strspn): Likewise.
24871 (fold_builtin_strcspn): Likewise.
24872 (fold_builtin_fputs): Likewise.
24873 (fold_builtin_next_arg): Likewise.
24874 (fold_builtin_sprintf): Likewise.
24876 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24877 NULL_RTX instead of 0.
24878 (expand_builtin_memory_chk): Likewise.
24879 (maybe_emit_chk_warning): Likewise.
24880 (maybe_emit_sprintf_chk_warning): Likewise.
24882 (fold_builtin_object_size): Pass call arguments individually instead
24883 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24884 accessors and constructors. Return NULL_TREE instead of 0.
24885 (fold_builtin_memory_chk): Likewise.
24886 (fold_builtin_stxcpy_chk): Likewise.
24887 (fold_builtin_strncpy_chk): Likewise.
24888 (fold_builtin_strcat_chk): Likewise.
24889 (fold_builtin_strcat_chk): Likewise.
24890 (fold_builtin_strncat_chk): Likewise.
24891 (fold_builtin_sprintf_chk): Likewise.
24892 (fold_builtin_snprintf_chk): Likewise.
24893 (fold_builtin_printf): Likewise.
24894 (fold_builtin_vprintf): Likewise.
24896 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24898 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24899 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24900 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24901 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24902 (fold_unary): Likewise.
24903 (fold_binary): Likewise.
24904 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24905 ternary expressions.
24906 (fold): Add logic for tcc_vl_exp.
24907 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24908 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24909 (fold_build3_stat): Add assertion to flag broken interface for
24910 constructing CALL_EXPRs.
24911 (fold_build_call_list): New.
24912 (fold_build_call_list_initializer): New.
24913 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24915 (fold_strip_sign_ops): Likewise.
24917 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24918 Brooks Moses <brooks.moses@codesourcery.com>
24919 Lee Millward <lee.millward@codesourcery.com>
24921 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24922 accessors and dump arguments explicitly.
24924 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24926 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24928 (print_call_name): Use new CALL_EXPR accessors.
24930 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24931 CALL_EXPR arguments explicitly instead of as a list. Use
24932 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24934 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24935 (vrp_visit_stmt): Likewise.
24937 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24938 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24940 (force_move_till_expr): Likewise.
24942 * targhooks.c (default_external_stack_protect_fail): Use
24943 build_call_expr instead of build_function_call_expr.
24944 (default_hidden_stack_protect_fail): Likewise.
24946 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24949 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24950 and walk arguments explicitly.
24952 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24953 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24954 (expand_simple_operations): Likewise.
24955 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24957 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24958 of TREE_CODE_LENGTH.
24959 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24961 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24962 instead of TREE_CODE_LENGTH.
24964 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24965 (tree_ic_transform): Likewise.
24966 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24967 parameter instead of arglist. Fix callers.
24968 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24969 (tree_stringops_transform): Likewise.
24970 (tree_indirect_call_to_profile): Likewise.
24971 (tree_stringops_values_to_profile): Likewise.
24973 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24974 (eliminate_tail_call): Likewise.
24976 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24978 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24979 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24981 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24983 * omp-low.c (build_omp_barrier): Use build_call_expr.
24984 (lower_rec_input_clauses): Likewise.
24985 (lower_reduction_clauses): Likewise.
24986 (expand_parallel_call): Likewise.
24987 (maybe_catch_exception): Likewise.
24988 (expand_omp_for_generic): Likewise.
24989 (expand_omp_for_static_nochunk): Likewise.
24990 (expand_omp_sections): Likewise.
24991 (lower_omp_single_simple): Likewise.
24992 (lower_omp_single_copy): Likewise.
24993 (lower_omp_master): Likewise.
24994 (lower_omp_ordered): Likewise.
24995 (lower_omp_critical): Likewise.
24997 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24998 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25000 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25001 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25002 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25004 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25005 and generalize to handle any number of operands.
25006 (chrec_contains_undetermined): Likewise.
25007 (tree_contains_chrecs): Likewise.
25008 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25010 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25012 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25013 fold_call_expr instead of fold_builtin.
25014 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25015 match declarations there.
25016 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25019 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25020 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25022 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25023 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25025 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25028 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25029 (execute_cse_sincos): Use new CALL_EXPR accessors.
25031 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25033 * gimple-low.c (lower_function_body): Use build_call_expr.
25034 (lower_builtin_setjmp): Likewise.
25036 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25037 (set_storage_via_libcall): Likewise.
25038 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25039 instead of TREE_CODE_LENGTH.
25040 (expand_expr_real_1): Use new CALL_EXPR accessors.
25042 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25043 generalize to handle any number of operands.
25044 (TB_parent_eq): Likewise.
25046 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25047 (strip_builtin_expect): Likewise.
25049 * function.c (gimplify_parameters): Use build_call_expr.
25051 * tree-vectorizer.c (vect_is_simple_reduction): Use
25052 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25054 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25055 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25057 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25060 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25061 (gimplify_decl_expr): Likewise.
25062 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25063 Use new CALL_EXPR iterators.
25064 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25065 (gimplify_modify_expr_to_memset): Likewise.
25066 (gimplify_variable_sized_compare): Likewise.
25067 (gimplify_omp_atomic_fetch_op): Likewise.
25068 (gimplify_omp_atomic_pipeline): Likewise.
25069 (gimplify_omp_atomic_mutex): Likewise.
25070 (gimplify_function_tree): Likewise.
25072 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25073 (call_expr_flags): Likewise.
25074 (expand_call): Likewise.
25076 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25077 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25080 * coverage.c (create_coverage): Use build_call_expr.
25082 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25083 (temp_call_expr_obstack): New.
25084 (pool_copy_list): Delete.
25085 (temp_copy_call_expr): New.
25086 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25087 CALL_EXPR accessors. Get rid of special goo for copying argument
25088 lists and use temp_copy_call_expr instead.
25089 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25090 CALL_EXPR accessors.
25091 (create_expression_by_pieces): Likewise. Use build_call_array
25092 to construct the result instead of fold_build3.
25093 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25094 dealing with argument lists.
25095 (init_pre): Remove references to expression_node_pool and
25096 list_node_pool. Init temp_call_expr_obstack instead.
25097 (fini_pre): Remove references to expression_node_pool and
25100 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25101 and walk arguments explicitly instead of as a list.
25103 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25104 (mx_register_decls): Likewise.
25105 (mudflap_register_call): Likewise.
25106 (mudflap_finish_file): Likewise.
25108 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25109 (ipa_callsite_compute_param): Likewise.
25111 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25112 accessors and constructor.
25114 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25115 accessors and constructor.
25116 (convert_tramp_reference): Likewise.
25117 (convert_call_expr): Likewise.
25118 (finalize_nesting_tree_1): Likewise.
25120 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25123 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25125 * tree-inline.c (initialize_inlined_parameters): Pass entire
25126 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25128 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25129 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25131 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25132 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25133 (vectorizable_reduction): Likewise.
25134 (vectorizable_call): Use new CALL_EXPR iterators.
25135 (vectorizable_conversion): Use build_call_expr.
25136 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25137 (vect_gen_widened_results_half): Use build_call_expr.
25138 (vect_setup_realignment): Likewise.
25139 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25141 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25142 (pass_through_call): Likewise.
25143 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25146 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25147 (tree_gen_pow2_profiler): Likewise.
25148 (tree_gen_one_value_profiler): Likewise.
25149 (tree_gen_ic_func_profiler): Likewise.
25150 (tree_gen_average_profiler): Likewise.
25151 (tree_gen_ior_profiler): Likewise.
25153 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25154 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25155 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25157 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25158 of TREE_CODE_LENGTH.
25160 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25161 of TREE_CODE_LENGTH.
25163 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25165 (convert_to_integer): Likewise.
25167 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25170 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25171 Brooks Moses <brooks.moses@codesourcery.com>
25172 Lee Millward <lee.millward@codesourcery.com>
25174 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25176 * config/frv/frv.c (frv_expand_builtin): Likewise.
25177 * config/s390/s390.c (s390_expand_builtin): Likewise.
25179 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25180 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25182 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25183 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25184 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25185 (ix86_expand_store_builtin): Likewise.
25186 (ix86_expand_unop_builtin): Likewise.
25187 (ix86_expand_unop1_builtin): Likewise.
25188 (ix86_expand_sse_compare): Likewise.
25189 (ix86_expand_sse_comi): Likewise.
25190 (ix86_expand_vec_init_builtin): Likewise.
25191 (ix86_expand_vec_ext_builtin): Likewise.
25192 (ix86_expand_vec_set_builtin): Likewise.
25193 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25195 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25196 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25198 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25199 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25200 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25202 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25204 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25205 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25206 arglist. Use new CALL_EXPR accessors. Fix callers.
25207 (altivec_expand_abs_builtin): Likewise.
25208 (rs6000_expand_binop_builtin): Likewise.
25209 (altivec_expand_predicate_builtin): Likewise.
25210 (altivec_expand_lv_builtin): Likewise.
25211 (spe_expand_stv_builtin): Likewise.
25212 (altivec_expand_stv_builtin): Likewise.
25213 (rs6000_expand_ternop_builtin): Likewise.
25214 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25215 (altivec_expand_st_builtin): Likewise.
25216 (altivec_expand_dst_builtin): Likewise.
25217 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25218 arglist. Use new CALL_EXPR accessors. Fix callers.
25219 (altivec_expand_vec_set_builtin): Likewise.
25220 (altivec_expand_vec_ext_builtin): Likewise.
25221 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25222 (spe_expand_builtin): Likewise.
25223 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25224 arglist. Use new CALL_EXPR accessors. Fix callers.
25225 (spe_expand_evsel_builtin): Likewise.
25226 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25227 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25229 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25230 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25231 (arm_expand_unop_builtin): Likewise.
25232 (arm_expand_builtin): Use new CALL_EXPR accessors.
25234 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25237 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25238 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25240 (bfin_expand_unop_builtin): Likewise.
25241 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25243 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25244 Brooks Moses <brooks.moses@codesourcery.com>
25245 Lee Millward <lee.millward@codesourcery.com>
25247 * c-semantics.c (build_stmt): Add internal diagnostic check.
25249 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25250 accessors. Print arguments explicitly instead of as a list.
25252 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25254 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25255 (c_finish_omp_flish): Likewise.
25257 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25258 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25259 instead of TREE_CODE_LENGTH.
25260 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25261 (c_warn_unused_result): Likewise.
25263 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25266 * doc/invoke.texi (Warning Options): Remove
25267 -Werror-implicit-function-declaration.
25268 (Wimplicit-function-declaration): Update description.
25269 * opts.c (common_handle_option): Move handling of -Werror=* to...
25270 (enable_warning_as_error): ...here.
25271 * opts.h (enable_warning_as_error): Declare.
25272 * c-decl.c (implicit_decl_warning): Unless
25273 -Wno-implicit-function-declaration is given, emit a pedwarn if
25274 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25275 * c.opt (Wimplicit-function-declaration): Replace
25276 mesg_implicit_function_declaration with
25277 warn_implicit_function_declaration.
25278 * c-opts.c (c_common_handle_option):
25279 -Werror-implicit-function-declaration is exactly equal as
25280 -Werror=implicit-function-declaration.
25281 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25282 warn_implicit_function_declaration.
25283 (c_common_post_options): -Wimplict-function-declaration is enabled
25284 by default by -std=c99, otherwise is disabled by default.
25285 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25287 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25289 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25290 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25291 former is ignored but not the latter.
25293 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25295 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25296 is made and the reference doesn't use the alias set of its type,
25297 do not create the temporary using that type.
25299 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25301 * jump.c: Remove prototypes for delete_computation and
25302 delete_prior_computation.
25304 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25306 * jump.c (get_label_after): Delete.
25307 (get_label_before, delete_computation, delete_jump,
25308 delete_prior_computation, follow_jumps): Move...
25309 * reorg.c (delete_computation, delete_prior_computation): ... here...
25310 (get_label_before, delete_jump): ... making these static ...
25311 (follow_jumps): ... and simplifying this since it only runs after
25313 * rtl.h (get_label_after, get_label_before, delete_jump,
25314 follow_jumps): Delete prototypes.
25316 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25318 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25320 2007-02-15 Nick Clifton <nickc@redhat.com>
25322 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25323 order to prevent it from being munged by the target.
25325 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25327 * config/i386/i386.md: Remove misleading comment.
25329 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25331 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
25332 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
25335 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25337 * tree-sra.c (instantiate_missing_elements): Canonicalize
25339 (sra_build_assignment): New.
25340 (generate_copy_inout, generate_element_copy,
25341 generate_element_zero, generate_one_element_init): Use it.
25343 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25345 * tree-sra.c (instantiate_missing_elements): Canonicalize
25347 (sra_build_assignment): New.
25348 (generate_copy_inout, generate_element_copy,
25349 generate_element_zero, generate_one_element_init): Use it.
25351 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25353 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
25356 2007-02-14 Joseph Myers <joseph@codesourcery.com>
25358 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
25359 types as aggregates not scalars.
25360 * function.c (assign_stack_temp_for_type): Likewise.
25362 2007-02-14 Roger Sayle <roger@eyesopen.com>
25363 Zdenek Dvorak <dvorakz@suse.cz>
25365 * tree-dump.c (dump_switch_p_1): Require exact match of the option
25368 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
25370 * passes.c (next_pass_1): Clear the next field of the copied
25373 2007-02-14 Richard Henderson <rth@redhat.com>
25375 * tree-sra.c (early_sra): New.
25376 (decl_can_be_decomposed_p): Deny va_list if early_sra.
25377 (tree_sra_early, pass_sra_early): New.
25378 * tree-pass.h (pass_sra_early): Declare.
25379 * passes.c (init_optimization_passes): Use it.
25381 2007-02-14 Richard Guenther <rguenther@suse.de>
25383 * flags.h (issue_strict_overflow_warning): Convert to a macro.
25385 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
25387 PR tree-optimization/30771
25388 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
25390 (vect_analyze_operations): Induction phis can now be marked as
25392 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
25393 Update documentation accordingly.
25395 2007-02-14 Nick Clifton <nickc@redhat.com>
25397 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
25398 most 3 arguments are supported.
25399 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
25401 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
25403 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
25404 Ensure dst->current is valid.
25406 2007-02-13 Paul Brook <paul@codesourcery.com>
25408 * config.gcc: Add arm*-*-uclinux-*eabi.
25409 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
25410 (SUBTARGET_EXTRA_LINK_SPEC): Define.
25411 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
25412 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
25413 (LINK_SPEC): Define.
25414 (LIB_SPEC): Define.
25415 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
25417 * config/arm/uclinux-eabi.h: New file.
25418 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
25419 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
25422 2007-02-13 Ian Lance Taylor <iant@google.com>
25424 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
25425 * flags.h (warn_strict_overflow): Declare.
25426 (enum warn_strict_overflow_code): Define.
25427 (issue_strict_overflow_warning): New static inline function.
25428 * opts.c (warn_strict_overflow): New variable.
25429 (common_handle_option): Handle OPT_Wstrict_overflow and
25430 OPT_Wstrict_overflow_.
25431 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
25433 * fold-const.c: Include intl.h.
25434 (fold_deferring_overflow_warnings): New static variable.
25435 (fold_deferred_overflow_warning): New static variable.
25436 (fold_deferred_overflow_code): New static variable.
25437 (fold_defer_overflow_warnings): New function.
25438 (fold_undefer_overflow_warnings): New function.
25439 (fold_undefer_and_ignore_overflow_warnings): New function.
25440 (fold_deferring_overflow_warnings_p): New function.
25441 (fold_overflow_warning): New static function.
25442 (make_range): Add strict_overflow_p parameter. Change all
25444 (extract_muldiv, extract_muldiv_1): Likewise.
25445 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
25446 tree_expr_nonnegative_p.
25447 (fold_negate_expr): Call fold_overflow_warning.
25448 (fold_range_test): Likewise.
25449 (fold_comparison): Likewise.
25450 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
25451 instead of tree_expr_nonnegative_p.
25452 (tree_expr_nonnegative_warnv_p): Rename from
25453 tree_expr_nonnegative_p, add strict_overflow_p parameter.
25454 (tree_expr_nonnegative_p): New function.
25455 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
25456 strict_overflow_p parameter.
25457 (tree_expr_nonzero_p): New function.
25458 * passes.c (verify_interpass_invariants): New static function.
25459 (execute_one_pass): Call it.
25460 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
25462 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
25463 (estimate_numbers_of_iterations): Likewise.
25464 (scev_probably_wraps_p): Likewise.
25465 * tree-ssa-ccp.c: Include "toplev.h".
25466 (evaluate_stmt): Defer fold overflow warnings until we know we are
25468 (struct fold_stmt_r_data): Add stmt field.
25469 (fold_stmt_r): Defer fold overflow warnings until we know we
25471 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
25472 (fold_stmt_inplace): Likewise.
25473 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
25474 (cleanup_control_expr_graph): Defer fold overflow warnings until
25475 we know we are going to optimize.
25476 * tree-cfg.c (fold_cond_expr_cond): Likewise.
25477 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
25479 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
25480 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
25481 * tree-ssa-loop-manip.c (create_iv): Likewise.
25482 * c-typeck.c (build_conditional_expr): Likewise.
25483 (build_binary_op): Likewise.
25484 * tree-vrp.c (vrp_expr_computes_nonzero): Call
25485 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
25486 (extract_range_from_unary_expr): Likewise.
25487 * simplify-rtx.c (simplify_const_relational_operation): Warn when
25488 assuming that signed overflow does not occur.
25489 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
25490 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
25491 (fold_defer_overflow_warnings): Declare.
25492 (fold_undefer_overflow_warnings): Declare.
25493 (fold_undefer_and_ignore_overflow_warnings): Declare.
25494 (fold_deferring_overflow_warnings_p): Declare.
25495 (tree_expr_nonzero_warnv_p): Declare.
25496 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
25497 of warning options.
25498 (Warning Options): Document -Wstrict-overflow.
25499 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
25500 (tree-ssa-ccp.o): Likewise.
25501 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
25502 (fold-const.o): Depend on intl.h.
25504 2007-02-13 Ian Lance Taylor <iant@google.com>
25506 PR middle-end/30751
25507 * lower-subreg.c (resolve_simple_move): Decompose subregs in
25510 2007-02-13 Stuart Hastings <stuart@apple.com>
25512 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
25514 2007-02-13 Richard Henderson <rth@redhat.com>
25516 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
25517 handled_component_p before looking for the indirect_ref.
25519 2007-02-13 Richard Henderson <rth@redhat.com>
25521 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
25522 remove flags clobber.
25523 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
25524 (bswaphi_lowpart): New.
25525 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
25526 remove TARGET_BSWAP test. Delete expander of the same name.
25528 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
25529 (expand_unop): Use them.
25531 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
25533 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
25534 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
25535 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
25536 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
25537 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
25538 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
25539 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
25540 assembler dialect choice from asm templates.
25542 2007-02-12 Richard Henderson <rth@redhat.com>
25544 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
25545 (fixuns_trunc<SSEMODEF>si2): Use it.
25546 * config/i386/sse.md (vec_setv4sf_0): Export.
25547 * config/i386/i386.c (ix86_build_const_vector): Export.
25548 (ix86_split_convert_uns_si_sse): Rename from
25549 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
25550 * config/i386/i386-protos.h: Update.
25552 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25555 * c-typeck.c (c_finish_return): Improve warning message.
25557 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25559 * alias.c (find_symbolic_term): Delete unused function.
25561 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
25563 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
25564 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
25565 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
25567 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25569 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
25570 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
25571 the function, temporarily point the debug interface to the null one.
25573 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25575 * dwarf2out.c (round_up_to_align): New static function.
25576 (field_byte_offset): Use it to round the offset.
25578 2007-02-12 Richard Henderson <rth@redhat.com>
25580 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
25581 (inswl_const): Export.
25583 2007-02-12 Richard Henderson <rth@redhat.com>
25585 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
25586 result mode of the libcall, convert back to outmode.
25588 2007-02-12 Roger Sayle <roger@eyesopen.com>
25590 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
25591 (bswapdi2): New define_expand to implement 32-bit implementation.
25593 2007-02-12 Nick Clifton <nickc@redhat.com>
25595 * doc/invoke.texi (Overall Options): Document --help=.
25596 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
25597 (cc1_options): Pass --help= on to cc1.
25598 (display_help): Add description of --help=.
25599 (process_command): Add code to handle --help=. Allow translated
25600 --help and --target-help switches to be passed on to compiler
25602 (main): Remove unused if statement.
25603 * opts.c (columns): Remove.
25604 (LEFT_COLUMN): Define.
25605 (wrap_help): Add columns argument.
25606 (print_filtered_help): Change parameters to be an include bitmask,
25607 an exclude bitmask, an any bitmask and the column width. Move the
25608 code to display the params list here. Add code to display the
25609 status of options rather than their descriptions if the quiet flag
25611 (print_specific_help): Change parameters to be an include bitmask,
25612 an exclude bitmask and an any bitmask. Move code to look up the
25613 column width here. Decide upon the title for an options listing.
25614 (common_handle_options): Add code to handle --help=. Adapt code
25615 for --help and --target-help to use the revised form of the
25616 print_specific_help function.
25617 (print_help): Delete.
25618 (print_param_help): Delete.
25619 (print_switch): Delete.
25620 * opts.h (cl_lang_count): Add prototype.
25621 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
25622 CL_MAX_OPTION_CLASS): New defines.
25623 * optc-gen.awk: Add construction of cl_lang_count.
25624 * c.opt: Add Warning attribute to warning options and Optimization
25625 attribute to optimization options.
25626 * common.opt: Likewise.
25628 Add -fhelp and -ftarget-help as aliases for the transformed --help
25629 and --target-help options.
25630 * opt-functions.awk: Add code to handle Warning and Optimization
25633 2007-02-12 Richard Henderson <rth@redhat.com>
25635 * config/alpha/constraints.md: New file.
25636 * config/alpha/alpha.c: Include tm-constrs.h.
25637 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
25638 alpha_extra_constraint): Remove.
25639 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
25640 * config/alpha/alpha-protos.h: Update.
25641 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
25642 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
25643 (EXTRA_CONSTRAINT): Remove.
25644 * config/alpha/alpha.md: Include constraints.md.
25645 (adddi splitter): Use satisfies_constraint_*.
25646 * config/alpha/predicates.md (add_operand): Likewise.
25647 (sext_add_operand, addition_operation): Likewise.
25649 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
25651 PR tree-optimization/29145
25652 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
25653 in our handling of restrict qualified pointers.
25655 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25658 * doc/invoke.texi (Wunused-value): Update description.
25659 (Wextra): Delete item.
25660 * opts.c (set_Wextra): Don't use the value of Wextra to set the
25661 value of Wunused-value.
25662 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
25663 (c_finish_stmt_expr): Don't check extra_warnings.
25664 (emit_side_effect_warnings): The caller is responsible to check
25667 2007-02-11 Roger Sayle <roger@eyesopen.com>
25668 Matt Thomas <matt@3am-software.com>
25670 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25672 2007-02-11 Roger Sayle <roger@eyesopen.com>
25674 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25675 comparisons of POPCOUNT against zero.
25676 (simplify_const_relational_operation): Likewise.
25678 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25680 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25682 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25684 * dwarf2out.c (root_type): Delete unused function.
25686 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25688 * genattrtab.c (contained_in_p): Delete unused function.
25689 (write_expr_attr_cache): Likewise.
25691 2007-02-11 Jan Hubicka <jh@suse.cz>
25693 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25696 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25698 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25699 to add the REG_EQ* note.
25700 * see.c (see_merge_one_use_extension): Likewise.
25701 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25702 turn REG_EQUAL notes into REG_EQUIV notes if the target
25703 register may have more than one set.
25704 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25705 * gcse.c (try_replace_reg): Likewise.
25706 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25707 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25708 more than one REG_EQUIV note.
25709 * reload1.c (gen_reload): Use set_unique_reg_note.
25711 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25713 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25714 (ix86_builtin_conversion): New function.
25716 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25719 * tree.h (DECL_REPLACEABLE_P): New macro.
25720 * except.c (set_nothrow_function_flags): Likewise.
25722 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25723 Ira Rosen <irar@il.ibm.com>
25724 Dorit Nuzman <dorit@il.ibm.com>
25726 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25727 * targhooks.c (default_builtin_vectorized_conversion): New.
25728 * targhooks.h (default_builtin_vectorized_function): New declaration.
25729 * target.h (struct vectorize): Add builtin_conversion field.
25730 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25731 stmt_vec_info_type value.
25732 (vectorizable_conversion): New declaration.
25733 * tree-vect-analyze.c (vect_analyze_operations): Add
25734 vectorizable_conversion call.
25735 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25736 * tree-vect-transform.c (vectorizable_conversion): New function.
25737 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25738 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25740 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25741 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25742 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25743 or ALTIVEC_BUILTIN_VCFSX.
25745 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25748 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25749 CONST_DOUBLE and operand 0 is a hard register.
25750 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25751 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25752 is a hard floating-point register.
25754 2007-02-10 Richard Henderson <rth@redhat.com>
25755 Jakub Jelinek <jakub@redhat.com>
25756 Alexandre Oliva <aoliva@redhat.com>
25758 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25759 * builtin-types.def (BT_WORD): Make unsigned.
25760 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25761 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25762 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25763 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25764 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25765 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25767 * expr.c (emutls_var_address): New.
25768 (expand_expr_real_1): Expand emulated tls.
25769 (expand_expr_addr_expr_1): Likewise.
25770 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25771 * output.h (emutls_finish): Declare.
25772 * toplev.c (compile_file): Call it.
25773 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25774 address before wrapping in CONST.
25775 * varasm.c (emutls_htab, emutls_object_type): New.
25776 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25777 (get_emutls_object_name, get_emutls_object_type): New.
25778 (get_emutls_init_templ_addr, emutls_decl): New.
25779 (emutls_common_1, emutls_finish): New.
25780 (assemble_variable): When emulating tls, swap decls; generate
25781 constructor for the emutls objects.
25782 (do_assemble_alias): When emulating tls, swap decl and target name.
25783 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25785 * varpool.c (decide_is_variable_needed): Look at force_output.
25786 Recurse for emulated tls.
25787 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25788 with decide_is_variable_needed.
25789 * emutls.c: New file.
25790 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25791 tls_object for real tls.
25793 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25795 PR rtl-optimization/29599
25796 * reload1.c (eliminate_regs_in_insn): Take the destination
25797 mode into account when computing the offset.
25799 2007-02-09 Stuart Hastings <stuart@apple.com>
25800 Richard Henderson <rth@redhat.com>
25802 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25803 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25804 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25805 fixuns_truncdfhi2): New.
25806 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25807 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25808 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25809 (floatunssidf2): Allow nonimmediate source.
25810 * config/i386/sse.md (movdi_to_sse): New.
25811 (vec_concatv2di): Drop '*'.
25812 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25813 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25814 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25816 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25817 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25818 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25819 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25820 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25821 ix86_build_const_vector.
25822 (x86_emit_floatuns): Rewrite.
25824 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25826 * genautomata.c (longest_path_length): Delete unused function.
25827 (struct state): Delete unused longest_path_length.
25828 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25829 (get_free_state): Delete unused.
25831 2007-02-09 Jan Hubicka <jh@suse.cz>
25833 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25834 * doc/invoke.texi (inline-unit-growth): Update default value.
25836 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25837 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25838 (rebuild_cgraph_edges): Likewise.
25839 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25840 (dump_cgraph_node): Dump frequencies.
25841 (cgraph_clone_edge): Add frequency scales.
25842 (cgraph_clone_node): Add freuqnecy.
25843 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25844 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25845 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25846 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25847 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25848 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25849 (save_inline_function_body): Likewise.
25850 * ipa-inline.c: inluce rtl.h
25851 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25852 (cgraph_edge_badness): Use frequencies.
25853 (cgraph_decide_recursive_inlining): Update clonning.
25854 (cgraph_decide_inlining_of_small_function): Dump frequency.
25855 * predict.c (estimate_bb_frequencies): Export.
25856 * predict.h (estimate_bb_frequencies): Declare.
25857 * tree-inline.c (copy_bb): Watch overflows.
25858 (expand_call_inline): Update call of cgraph_create_edge.
25859 (optimize_inline_calls): Use TODO flags to update frequnecies.
25860 * passes.h: Include predict.h
25861 (init_optimization_passes): Move profile ahead.
25862 (execute_function_todo): Handle TODO_rebuild_frequencies.
25864 2007-02-09 Roger Sayle <roger@eyesopen.com>
25866 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25867 the insbl or inswl pattern into a register.
25869 2007-02-09 Roger Sayle <roger@eyesopen.com>
25871 * config/ia64/ia64.md (bswapdi2): New define_insn.
25873 2007-02-09 Richard Henderson <rth@redhat.com>
25875 * config/i386/constraints.md (Ym): New constraint.
25876 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25877 (movdi_1_rex64): Split sse and xmm general register moves from
25878 memory move alternatives. Use conditional register constraints.
25879 (movsf_1, movdf_integer): Likewise.
25880 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25881 (movdf_integer_rex64): New.
25882 (pushsf_rex64): Fix output constraints.
25883 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25884 (sse2_stored): Likewise.
25885 (sse2_storeq_rex64): New.
25886 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25887 amd and not generic.
25888 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25889 for optimize_size. Remove SF/DFmode hack.
25891 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25893 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25896 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25897 Richard Sandiford <richard@codesourcery.com>
25899 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25900 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25901 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25902 m68k/t-mlib to tmake_file.
25903 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25904 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25905 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25906 Allow it to be cf or m68k. Set m68k_arch_family. If that
25907 variable is not empty, add t-$m68k_arch_family to tmake_file.
25908 Add t-mlibs to tmake_file.
25909 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25910 * config/m68k/t-cf: New file.
25911 * config/m68k/t-m68k: Likewise.
25912 * config/m68k/t-mlibs: Likewise.
25913 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25914 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25915 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25916 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25917 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25919 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25920 (INSTALL_LIBGCC): Delete.
25921 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25922 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25923 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25924 (M68K_MLIB_CPU): Define.
25925 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25926 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25927 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25929 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25930 Richard Guenther <rguenther@suse.de>
25932 PR middle-end/23361
25933 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25934 against INT_MIN/INT_MAX.
25935 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25936 file if a loop is removed.
25938 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25940 * calls.c (store_one_arg): Pass correct alignment to
25941 emit_push_insn for non-BLKmode values.
25942 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25943 unaligned stack slot via a suitably aligned slot.
25945 2007-02-08 DJ Delorie <dj@redhat.com>
25947 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25949 (legal_subregs): Use unsigned char, make const.
25950 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25952 2007-02-08 Paul Brook <paul@codesourcery.com>
25954 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25955 special interworking needed.
25957 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25959 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25960 conditional to __SSE2__.
25961 (Entries below should have been added to first ChangeLog
25962 entry for amdfam10 dated 2007-02-05)
25963 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25965 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25967 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25970 2007-02-08 DJ Delorie <dj@redhat.com>
25972 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25973 * config/m32c/m32c.c (legal_subregs): New.
25974 (m32c_illegal_subreg_p): New.
25975 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25976 unsupported subregs of hard regs.
25978 2007-02-08 Jan Hubicka <jh@suse.cz>
25980 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25981 the same one; always update histograms.
25983 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25985 * passes.c (init_optimization_passes): Tidy comment.
25987 2007-02-08 Roger Sayle <roger@eyesopen.com>
25989 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25990 strip zero_extend, bswap and rotates from POCOUNT's argument.
25991 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25992 zero_extend and rotates from PARITY's argument.
25993 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25994 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25995 of an integer constant at compile-time.
25997 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26000 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26002 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26005 * tree-ssa-live.c (remove_unused_locals): Do not remove
26006 TREE_ADDRESSABLE variables.
26007 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26008 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26009 FOR_CLOBBER. Update all users.
26010 If VAR has an associated alias set, add a virtual operand for
26011 it if no alias is found to conflict with the memory reference.
26013 2007-02-07 Jan Hubicka <jh@suse.cz>
26014 Robert Kidd <rkidd@crhc.uiuc.edu>
26016 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26018 2007-02-07 Ian Lance Taylor <iant@google.com>
26020 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26022 2007-02-07 Roger Sayle <roger@eyesopen.com>
26024 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26025 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26026 tablejumpdi, movsi_to_cr_one): Remove constraints from
26027 define_expand's match_operands.
26029 2007-02-07 Roger Sayle <roger@eyesopen.com>
26031 * global.c (compute_regsets): Move declatation of "i" inside of
26032 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26034 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26037 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26038 of INDIRECT_REF <RESULT_DECL>.
26040 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26042 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26043 Kaz Kojima <kkojima@gcc.gnu.org>
26046 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26048 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26050 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26052 * doc/loop.texi: Document possibility not to perform disambiguation
26053 of loops with multiple latches.
26054 * cfgloopmanip.c (alp_enum_p): Removed.
26055 (add_loop): Handle subloops. Use get_loop_body_with_size.
26056 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26057 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26058 the new forwarder block.
26059 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26060 Handle the case latch is NULL.
26061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26062 modifications when marking loop exits.
26063 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26065 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26066 disambiguate_loops_with_multiple_latches.
26067 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26068 before fix_loop_structure.
26069 * cfgloop.c: Include pointer-set.h and output.h.
26070 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26071 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26072 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26073 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26074 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26075 disambiguate_multiple_latches, get_loop_body_with_size,
26076 disambiguate_loops_with_multiple_latches): New functions.
26077 (flow_loop_dump): Dump multiple latch edges.
26078 (flow_loop_nodes_find): Handle loops with multiple latches.
26079 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26080 (glb_enum_p): Modified.
26081 (get_loop_body): Use get_loop_body_with_size.
26082 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26083 (AVOID_CFG_MODIFICATIONS): New constant.
26084 (disambiguate_loops_with_multiple_latches, add_loop,
26085 get_loop_body_with_size): Declare.
26086 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26088 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26090 PR inline-asm/28686
26091 * global.c (compute_regsets): New function.
26092 (global_alloc): Refactored ELIMINABLE_REGSET
26093 and NO_GLOBAL_ALLOC_REGS computation out.
26094 (rest_of_handle_global_alloc): Call compute_regsets()
26095 for non-optimizing case.
26097 2007-02-06 Richard Henderson <rth@redhat.com>
26099 * config/i386/constraints.md (Y2): Rename from Y.
26100 (Yi): New constraint.
26101 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26102 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26103 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26104 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26105 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26106 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26107 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26108 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26109 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26110 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26111 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26112 vec_extractv2si_1): Change Y constraints to Y2.
26113 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26114 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26115 Change Y constraints to Y2.
26116 (sse2_loadld): Change Y constraints to x.
26118 2007-02-06 Roger Sayle <roger@eyesopen.com>
26120 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26121 (parity<mode>2): New define_expand using rs6000_emit_parity.
26122 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26123 rs6000_emit_parity): New functions.
26124 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26125 rs6000_emit_parity): Prototype here.
26127 2007-02-06 Ian Lance Taylor <iant@google.com>
26129 * lower-subreg.c (simple_move_operand): Reject CONST.
26130 (resolve_clobber): Call validate_change rather than directly
26131 assigning to XEXP (pat, 0).
26133 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26135 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26136 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26137 (tree-cfg.o): Remove hashtab.h dependency.
26139 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26140 (struct ivopts_data): Change niters to pointer_map_t.
26141 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26142 (niter_for_exit): Create pointer_map on demand. Change for
26144 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26145 (free_loop_data): Destroy data->niters if created and reset field.
26146 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26147 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26149 * tree-ssa-reassoc.c: Include pointer-set.h.
26150 (bb_rank): Change to long *.
26151 (operand_rank): Change to pointer_map_t.
26152 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26153 (insert_operand_rank): Accept long.
26154 (operand_entry_hash, operand_entry_eq): Remove.
26155 (get_rank): Return long. Adjust for changes above.
26156 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26158 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26160 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26161 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26162 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26164 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26165 directly since it cannot be NULL.
26166 (get_vi_for_tree): Rewrite for pointer_map API.
26167 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26168 (init_alias_vars): Create vi_for_tree as pointer_map.
26169 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26171 * tree-cfg.c: Don't include hashtab.h.
26172 (edge_to_cases): Declare as pointer_map.
26173 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26175 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26176 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26177 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26179 (record_switch_edge): Delete.
26180 (get_cases_for_edge): Adjust for pointer_map API, inline
26181 record_switch_edge (rewritten for new API), remove goto.
26183 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26185 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26186 * tree-nested.c: Include pointer-set.h.
26187 (var_map_elt, var_map_eq, var_map_hash): Delete.
26188 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26189 to pointer_map_t's.
26190 (nesting_info_bitmap_obstack): New.
26191 (lookup_field_for_decl): Adjust for pointer_map API.
26192 (lookup_tramp_for_decl): Adjust for pointer_map API.
26193 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26194 (get_local_debug_decl): Adjust for pointer_map API.
26195 (convert_nl_goto_reference): Adjust for pointer_map API.
26196 (convert_nl_goto_receiver): Adjust for pointer_map API.
26197 (create_nesting_tree): Create outside GGC space. Create bitmap on
26198 the new obstack. Create field_map and var_map as pointer_maps.
26199 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26201 (lower_nested_functions): Move root here, no need to NULL it.
26202 Initialize and release the obstack.
26204 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26206 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26207 Remove prototypes and make them non-static.
26208 (struct tree_int_map): Remove.
26209 * tree.h (struct tree_int_map): Move here, turning TO into an
26211 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26213 * tree.h (TREE_COMPLEXITY): Remove.
26214 (struct tree_exp): Remove complexity field.
26215 * tree.c (build1_stat): Don't set it.
26217 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26218 Victor Kaplansky <victork@il.ibm.com>
26220 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26221 (vect_is_simple_reduction): Support reduction with induction as
26222 one of the operands.
26223 (vect_is_simple_iv_evolution): Fix formatting.
26224 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26225 formatting. Don't mark induction phis for vectorization.
26226 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26227 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26228 (vect_get_vec_def_for_operand): Support induction.
26229 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26231 (vectorizable_reduction): Support reduction with induction as one of
26233 (vectorizable_type_demotion): Use def-type of stmt argument rather
26234 than dummy def-type.
26236 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26237 flag_tree_scev_cprop.
26238 * common.opt (tree-scev-cprop): New flag.
26240 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26241 call to vect_get_new_vect_var.
26243 2007-02-06 Ira Rosen <irar@il.ibm.com>
26245 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26246 vectype is not NULL.
26247 (vect_pattern_recog_1): Likewise.
26249 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26251 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26252 (fold_negate_expr): Likewise.
26254 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26257 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26258 even if cv-qualification is the same.
26260 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26262 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26263 __enable_execute_stack on completion.
26265 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26267 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26268 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26269 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26270 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26271 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26272 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26273 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26274 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26276 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26278 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26279 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26280 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26281 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26282 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26283 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26284 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26285 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26286 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26287 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26288 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26289 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26290 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26291 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26292 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26293 sqrtextenddfxf2_i387): Added amdfam10_decode.
26295 * config/i386/athlon.md (athlon_idirect_amdfam10,
26296 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26297 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26298 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26299 athlon_ivector_store_amdfam10): New define_insn_reservation.
26300 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26303 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26305 * config/i386/athlon.md (athlon_call_amdfam10,
26306 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26307 define_insn_reservation.
26308 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26309 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26310 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26314 * config/i386/athlon.md (athlon_sseld_amdfam10,
26315 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26316 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26318 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26320 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26321 define_insn_reservation.
26322 * config/i386/i386.md (sseins): Added sseins to define_attr type
26323 and define_attr unit.
26324 * config/i386/sse.md: Set type attribute to sseins for insertq
26327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26329 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26330 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
26331 ssecomi_load_amdfam10, ssecomi_amdfam10,
26332 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
26333 define_insn_reservation.
26334 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
26336 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26338 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
26339 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
26340 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
26341 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
26342 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
26343 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
26344 define_insn_reservation.
26346 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
26347 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
26348 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
26349 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
26350 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
26352 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26354 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
26355 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
26356 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
26357 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
26358 athlon_ssemul_load_k8): Added amdfam10.
26360 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26362 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
26363 (x86_sse_unaligned_move_optimal): New variable.
26365 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
26367 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
26368 for unaligned vector SSE double/single precision loads for AMDFAM10.
26370 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26372 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
26373 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
26374 Define TARGET_CPU_DEFAULT_amdfam10.
26375 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
26376 (processor_type): Add PROCESSOR_AMDFAM10.
26378 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
26379 processor_type in config/i386/i386.h.
26380 Enable imul peepholes for TARGET_AMDFAM10.
26382 * config.gcc: Add support for --with-cpu option for amdfam10.
26384 * config/i386/i386.c (amdfam10_cost): New variable.
26385 (m_AMDFAM10): New macro.
26386 (m_ATHLON_K8_AMDFAM10): New macro.
26387 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
26388 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
26389 x86_promote_QImode, x86_integer_DFmode_moves,
26390 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26391 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
26392 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
26393 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
26394 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
26395 Enable/disable for amdfam10.
26396 (override_options): Add amdfam10_cost to processor_target_table.
26397 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
26398 processor_alias_table.
26399 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
26400 (ix86_adjust_cost): Add code for amdfam10.
26402 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26404 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
26405 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
26406 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
26407 * config/i386/i386.h: Add builtin definition for SSE4A.
26408 * config/i386/i386.md: Add support for ABM instructions
26409 (popcnt and lzcnt).
26410 * config/i386/sse.md: Add support for SSE4A instructions
26411 (movntss, movntsd, extrq, insertq).
26412 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
26413 Add -march=amdfam10 flag.
26414 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
26415 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
26417 * doc/extend.texi: Add documentation for SSE4A builtins.
26419 2007-02-05 Bob Wilson <bob.wilson@acm.org>
26421 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
26423 2007-02-05 Richard Guenther <rguenther@suse.de>
26425 * tree-vectorizer.h (vectorizable_function): Add argument type
26426 argument, change return type.
26427 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
26428 * tree-vect-transform.c (vectorizable_function): Handle extra
26429 argument, return vectorized function decl.
26430 (build_vectorized_function_call): Remove.
26431 (vectorizable_call): Handle calls with result and argument types
26432 differing. Handle loop vectorization factor correctly.
26433 * targhooks.c (default_builtin_vectorized_function): Adjust for
26435 * targhooks.h (default_builtin_vectorized_function): Likewise.
26436 * target.h (builtin_vectorized_function): Add argument type
26438 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
26439 extra argument, allow vectorizing of lrintf.
26440 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
26441 documentation of target hook.
26443 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
26446 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
26447 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
26448 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
26450 2007-02-05 Roger Sayle <roger@eyesopen.com>
26452 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
26453 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
26454 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
26455 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
26456 before canonicalizing sincos to cexpi.
26457 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
26459 2007-02-05 Roger Sayle <roger@eyesopen.com>
26461 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
26462 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
26463 (alpha_init_builtins): Use alpha_add_builtins to process tables.
26465 2007-02-05 Roger Sayle <roger@eyesopen.com>
26467 * mips-tfile.c (initialize_init_file): Correct endianness test.
26469 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
26471 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
26472 the 'y' constraint.
26474 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26476 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
26477 saves in a PARALLEL before the register assignments.
26479 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26481 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
26482 DWARF_FRAME_RETURN_COLUMN to be a general register.
26483 * dwarf2out.c (init_return_column_size): New function, split from...
26484 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
26485 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
26486 to be nongeneral registers.
26487 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
26489 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
26490 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
26492 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26494 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
26496 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26498 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
26499 (remove_path): Use can_remove_branch_p and remove_branch instead
26500 of loop_delete_branch_edge.
26501 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
26502 (tree_transform_and_unroll_loop): Remove dead branches immediately.
26503 Update profile using scale_dominated_blocks_in_loop.
26504 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
26505 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
26506 (can_remove_branch_p, remove_branch): Declare.
26507 * tree-cfg.c (tree_can_remove_branch_p): New function.
26508 (tree_cfg_hooks): Add tree_can_remove_branch_p.
26509 * cfgrtl.c (rtl_can_remove_branch_p): New function.
26510 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
26512 2007-02-05 Jan Hubicka <jh@suse.cz>
26514 PR middle-end/30696
26515 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
26516 nodes in cgraph, don't remove offline copy of the function.
26518 2007-02-04 Jan Hubicka <jh@suse.cz>
26520 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
26521 vectors might cause maybe_lookup_element_for_expr to be called
26522 on non-sra-candidate.
26524 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26526 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
26527 config/bfin/bfin.md, config/bfin/predicates.md: Follow
26528 spelling conventions.
26530 2007-02-04 Richard Guenther <rguenther@suse.de>
26532 PR middle-end/30636
26533 * fold-const.c (try_move_mult_to_index): Make sure to not
26534 overflow one dimension of a multi-dimensional array access.
26536 2007-02-04 Jan Hubicka <jh@suse.cz>
26538 * passes.c (init_optimization_passes): Reindent.
26540 2007-02-04 Jan Hubicka <jh@suse.cz>
26541 Eric Botcazou <ebotcazou@adacore.com>
26543 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
26544 (execute_fixup_cfg): Break out the abnormal goto code.
26545 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
26546 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
26547 (optimize_inline_calls): Call make_nonlocal_label_edges.
26549 2007-02-04 Jan Hubicka <jh@suse.cz>
26551 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
26552 true when something was changed.
26553 (rename_ssa_copies): When something was changed, do
26554 TODO_remove_unused_locals.
26555 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26556 add TODO_remove_unused_locals when instruction was removed.
26558 2007-02-04 Jan Hubicka <jh@suse.cz>
26560 * ipa-inline.c (try_inline): Improve debug output; work on already
26562 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
26563 call try_inline for already inlined edges too when flattening;
26564 inline also functions that make callee growth but overall unit size
26567 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26569 * config/m32c/bitops.md, config/m32c/jump.md,
26570 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
26571 config/m32r/m32r.h, config/m32r/m32r.md,
26572 config/m32r/predicates.md, config/m68hc11/larith.asm,
26573 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
26574 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
26575 config/mips/mips-protos.h, config/mips/mips.c,
26576 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
26577 config/mn10300/mn10300.h, config/mn10300/predicates.md,
26578 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
26579 spelling conventions.
26581 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
26582 Follow spelling conventions.
26584 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
26586 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
26587 warn about C++0x compatibility.
26589 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26591 * config/h8300/h8300.c, config/h8300/h8300.h,
26592 config/h8300/h8300.md: Follow spelling conventions.
26594 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
26596 PR middle-end/30667
26597 * combine.c (try_combine): Do not substitute source operand
26598 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
26600 2007-02-03 Jan Hubicka <jh@suse.cz>
26602 PR gcov-profile/30650
26603 * value-prof.c (stringop_block_profile): Fix handling of size counter;
26604 do not divide by zero for never executed counters.
26605 (tree_find_values_to_profile): Fix counters.
26606 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
26608 2007-02-03 Ian Lance Taylor <iant@google.com>
26610 * lower-subreg.c (simple_move_operand): New static function,
26611 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
26613 (simple_move): Call simple_move_operand.
26614 (find_decomposable_subregs): Add special handling of MEMs.
26615 (can_decompose_p): Rename from cannot_decompose_p. Reverse
26616 meaning of return value. If we see a hard register, test whether
26617 it can store a word_mode value. Change all callers.
26619 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26621 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
26622 ftrapv insns and expanders.
26623 (subdi3): Change define_expand operand 1 to arith11_operand, and
26624 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
26625 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
26626 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
26629 PR middle-end/30174
26630 * varasm.c (notice_global_symbol): Treat global objects as weak when
26631 flag_shlib is true.
26633 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26635 * emit-rtl.c (dconstpi): Delete.
26636 (dconstsqrt2): New.
26637 (init_emit_once): Delete dconstpi and init dconstsqrt2.
26638 * real.h (dconstpi): Delete.
26639 (dconstsqrt2): New.
26640 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
26641 (fold_builtin_hypot): Likewise.
26643 2007-02-03 Tom Tromey <tromey@redhat.com>
26646 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
26647 -gcoff3, -gxcoff3, -gvms3 implies -dD.
26649 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
26651 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
26652 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
26653 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
26654 config/rs6000/cell.md, config/rs6000/darwin.h,
26655 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
26656 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
26657 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
26658 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
26659 typos. Follow spelling conventions.
26660 * doc/invoke.texi: Follow spelling conventions.
26662 2007-02-03 Roger Sayle <roger@eyesopen.com>
26664 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26665 canonicalization transformations that attempt to simplify integer
26666 constant comparisons to become comparisons against zero.
26668 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26670 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26672 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26673 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26675 2007-02-02 Mike Stump <mrs@apple.com>
26677 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26678 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26679 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26680 generate a branch island.
26682 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26684 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26685 (xtensa_legitimate_address_p): New.
26686 (xtensa_legitimize_address): New.
26687 (xtensa_output_addr_const_extra): New.
26688 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26690 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26691 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26692 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26693 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26694 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26695 (xtensa_legitimize_address): New.
26696 (xtensa_output_addr_const_extra): New.
26698 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26700 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26702 2007-02-02 Ian Lance Taylor <iant@google.com>
26704 * expmed.c (expand_divmod): Add comment.
26706 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26708 * emit-rtl.c (renumber_insns): Remove.
26709 * flags.h: Remove the extern for flag_renumber_insns.
26710 * rtl.h: Remove the prototype for renumber_insns.
26711 * toplev.c (flag_renumber_insns): Remove.
26713 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26715 Revert for x86 darwin:
26716 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26718 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26719 code before the following patch under TARGET_MACHO.
26720 (ix86_function_value_regno_p): Likewise.
26722 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26724 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26727 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26730 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26731 loads to general or fp registers. Add comments.
26732 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26734 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26736 * pointer-set.c (insert_aux): Only return insertion slot.
26737 (pointer_set_insert): Adjust.
26738 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26739 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26740 pointer_map_traverse): New.
26741 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26742 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26743 pointer_map_contains, pointer_map_traverse): Declare.
26745 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26747 PR middle-end/30473
26748 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26749 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26751 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26753 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26755 (struct _dep): New type.
26756 (dep_t): New typedef.
26757 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26758 (DEP_STATUS): New access macro. The macro with the same name was
26759 renamed to DEP_LINK_STATUS.
26760 (dep_init): Declare function
26762 (struct _dep_link): New type.
26763 (dep_link_t): New typedef.
26764 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26765 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26766 (DEP_LINK_STATUS): New macro.
26767 (debug_dep_links): New debug function.
26769 (struct _deps_list): New type.
26770 (deps_list_t): New typedef.
26771 (DEPS_LIST_FIRST): New access macro.
26772 (FOR_EACH_DEP_LINK): New cycle macro.
26773 (create_deps_list, free_deps_list, delete_deps_list): Declare
26775 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26776 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26777 (copy_deps_list_change_con): Ditto.
26779 (move_dep_link): Declare function.
26781 (struct _dep_node): New type.
26782 (dep_node_t): New typedef.
26783 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26785 (struct haifa_insn_data.back_deps): New field to hold backward
26786 dependencies of the insn.
26787 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26789 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26790 Change its type to deps_list_t.
26791 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26792 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26793 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26795 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26797 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26799 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26801 (dep_cost): Declare.
26803 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26804 (ds_to_dk, dk_to_ds): New functions.
26806 (init_dep_1): New static function.
26807 (init_dep): New function.
26808 (copy_dep): New static function.
26810 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26812 (detach_dep_link): New static function.
26813 (move_dep_link): New function.
26815 (dep_links_consistent_p, dump_dep_links): New static functions.
26816 (debug_dep_links): New debugging function.
26818 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26820 (alloc_deps_list, init_deps_list): New static functions.
26821 (create_deps_list): New function.
26822 (clear_deps_list): New static function.
26823 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26824 (deps_list_consistent_p, dump_deps_list): New static functions.
26825 (debug_deps_list): New function.
26826 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26828 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26830 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26831 use new scheduler dependencies lists.
26832 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26833 (sched_analyze): Ditto. Initialize dependencies lists.
26834 (add_forw_dep, compute_forward_dependences): Update to use new
26835 scheduler dependencies lists.
26837 (init_dependency_caches): Init deps_obstack.
26838 (free_dependency_caches): Free deps_obstack.
26840 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26841 new scheduler dependencies lists.
26842 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26843 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26845 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26846 Update to use new scheduler dependencies lists.
26847 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26848 (debug_dependencies): Ditto.
26849 (schedule_region): Update comments.
26851 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26852 scheduler dependencies lists.
26853 (schedule_ebb): Update comments.
26855 * rtl.def (DEPS_LIST): Remove.
26857 * lists.c (unused_deps_list): Remove.
26858 (free_list): Update assertions.
26860 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26861 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26863 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26864 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26866 * haifa-sched.c (comments): Update.
26867 (insn_cost1): Remove. Inline the code into insn_cost ().
26868 (insn_cost): Update to use new scheduler dependencies lists. Move
26869 processing of the dependency cost to dep_cost ().
26870 (dep_cost): New function. Use it instead of insn_cost () when
26871 evaluating cost of the dependency. Use compatible interface to
26872 interact with the target.
26873 (priority): Update to use new scheduler dependencies lists.
26874 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26875 with greater number of insns that depend on the insn.
26876 (schedule_insn): Update to use new scheduler dependencies lists. Add
26877 code to free backward dependencies lists. Inline and optimize code
26878 from resolve_dep () - see PR28071.
26879 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26880 lists. Update call to targetm.sched.is_costly_dependence hook.
26882 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26883 scheduler dependencies lists.
26885 (resolve_dep): Remove. Move the logic to schedule_insn ().
26886 (init_h_i_d): Initialize dependencies lists.
26888 (process_insn_depend_be_in_spec): Rename to
26889 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26890 dependencies lists.
26891 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26892 Update to use new scheduler dependencies lists.
26893 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26895 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26896 new scheduler dependencies lists.
26897 (build_intra_loop_deps): Ditto.
26899 * target.h (struct _dep): Declare to use in
26900 gcc_target.sched.is_costly_dependence.
26901 (struct gcc_target.sched.adjust_cost): Fix typo.
26902 (struct gcc_target.sched.is_costly_dependence): Change signature to
26903 use single dep_t parameter instead of an equivalent triad.
26904 (struct gcc_target.sched.adjust_cost_2): Remove.
26906 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26908 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26910 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26912 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26914 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26915 (REG_DEP_TRUE): Document.
26917 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26918 Change signature to correspond to the targetm.sched.adjust_cost hook.
26919 Update use in TARGET_SCHED_ADJUST_COST_2.
26920 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26921 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26922 new scheduler dependencies lists.
26923 (ia64_gen_check): Ditto.
26925 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26926 scheduler dependencies lists.
26928 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26929 signature to correspond to the targetm.sched.is_costly_dependence hook.
26930 (is_costly_group): Update to use new scheduler dependencies lists.
26932 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26933 instead of INSN_COST () macro.
26935 2007-02-01 Ian Lance Taylor <iant@google.com>
26937 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26939 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26941 * pa.md (tp_load): Correct mfctl instruction syntax.
26943 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26945 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26946 altivec_padding_size calculation on AIX. Improve comment, add
26947 assert to verify that it's right.
26949 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26952 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26954 PR inline-asm/28686
26955 * global.c (global_alloc): Add mising initialization of
26958 2007-02-01 Roger Sayle <roger@eyesopen.com>
26960 * alias.c (init_alias_analysis): Correct whitespace.
26961 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26962 partition_hot_cold_basic_blocks): Likewise.
26963 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26964 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26965 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26966 fold_builtin_snprintf_chk, fold_builtin_printf,
26967 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26968 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26969 * cfgcleanup.c (cleanup_cfg): Likewise.
26970 * cfgexpand.c (tree_expand_cfg): Likewise.
26971 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26972 * function.c (get_next_funcdef_no): Likewise.
26973 * gengtype.c (main): Likewise.
26974 * genmodes.c (main): Likewise.
26975 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26976 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26977 * ifcvt.c (noce_emit_move_insn): Likewise.
26978 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26980 * stor-layout.c (get_best_mode): Likewise.
26981 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26982 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26983 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26984 perform_var_substitution, solve_graph): Likewise.
26985 * tree-vrp.c (vrp_finalize): Likewise.
26987 2007-02-01 Ian Lance Taylor <iant@google.com>
26989 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26990 high part of a paradoxical subreg, return a constant zero.
26992 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26994 * toplev.c (lang_dependent_init): Call init_set_costs.
26995 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26997 2007-02-01 Richard Guenther <rguenther@suse.de>
26999 PR middle-end/30656
27000 * fold-const.c (fold_negate_expr): Allow negating a
27001 constant if overflow does not change.
27003 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27005 * doc/c-tree.texi (Expression trees): Improve markup.
27006 * doc/tm.texi (Register Classes, Addressing Modes)
27007 (Floating Point): Fix spacing after abbreviations. Fix some
27010 2007-02-01 Ben Elliston <bje@au.ibm.com>
27012 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27013 * doc/contrib.texi: Likewise.
27014 * doc/install.texi: Likewise.
27016 2007-01-31 Richard Henderson <rth@redhat.com>
27017 Ian Lance Taylor <iant@google.com>
27019 * lower-subreg.c: New file.
27020 * rtl.def (CONCATN): Define.
27021 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27022 pass_lower_subreg2.
27023 * emit-rtl.c (update_reg_offset): New static function, broken out
27024 of gen_rtx_REG_offset.
27025 (gen_rtx_REG_offset): Call update_reg_offset.
27026 (gen_reg_rtx_offset): New function.
27027 * regclass.c: Revert patch of 2006-03-05, restoring
27029 (clear_reg_info_regno): New function.
27030 * dwarf2out.c (concatn_loc_descriptor): New static function.
27031 (loc_descriptor): Handle CONCATN.
27032 * common.opt (fsplit_wide_types): New option.
27033 * opts.c (decode_options): Set flag_split_wide_types when
27035 * timevar.def (TV_LOWER_SUBREG): Define.
27036 * rtl.h (gen_reg_rtx_offset): Declare.
27037 (reg_scan_update): Declare.
27038 * regs.h (clear_reg_info_regno): Declare.
27039 * tree-pass.h (pass_lower_subreg): Declare.
27040 (pass_lower_subreg2): Declare.
27041 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27042 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27043 -fsplit-wide-types.
27044 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27045 * Makefile.in (OBJS-common): Add lower-subreg.o.
27046 (lower-subreg.o): New target.
27048 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27050 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27052 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27055 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27057 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27059 PR middle-end/29335
27060 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27062 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27064 * cfgloop.h: Include vec-prim.h.
27065 (enum li_flags): Remove LI_ONLY_OLD.
27066 (loop_iterator): Changed.
27067 (fel_next, fel_init): Iterate over loop tree.
27068 (FOR_EACH_LOOP_BREAK): New macro.
27069 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27071 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27072 * modulo-sched.c (sms_schedule): Ditto.
27073 * tree-vectorizer.c (vectorize_loops): Ditto.
27074 * doc/loop.texi: Update information on loop numbering and behavior of
27075 FOR_EACH_LOOP wrto new loops.
27076 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27077 add_to_evolution_1): Test nestedness of loops instead of comparing
27079 * tree-chrec.c (chrec_fold_plus_poly_poly,
27080 chrec_fold_multiply_poly_poly, chrec_evaluate,
27081 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27082 reset_evolution_in_loop): Ditto.
27083 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27085 2007-01-31 Dirk Mueller <dmueller@suse.de>
27087 * c-common.c (warn_about_parentheses): Separate warning about
27088 un-parenthized sequence of comparison operators from the one
27089 which is supposed to warn about x <= y <= z.
27091 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27093 * optabs.h (enum optab_index): Add new OTI_isinf.
27094 (isinf_optab): Define corresponding macro.
27095 * optabs.c (init_optabs): Initialize isinf_optab.
27096 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27098 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27099 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27101 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27102 expand_builtin_interclass_mathfn.
27103 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27104 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27105 (fxam<mode>2_i387): New insn pattern.
27106 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27107 built-in functions as x87 inline asm.
27109 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27111 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27113 2007-01-30 Eric Christopher <echristo@apple.com>
27115 * config.gcc: Add geode.
27117 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27119 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27120 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27121 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27122 value-prof.c: Fix comment typos.
27124 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27127 * doc/invoke.texi (Wpointer-arith): Document warning.
27129 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27131 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27132 the list of discrepancies from the draft TR.
27134 2007-01-30 Dirk Mueller <dmueller@suse.de>
27137 * doc/invoke.texi (-Wreturn-type): Update description to
27138 match new behavior.
27140 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27142 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27144 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27146 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27147 to handle optabs that operate on floating point input argument and
27148 output to integer output.
27149 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27150 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27151 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27152 expand_builtin_interclass_mathfn ().
27153 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27154 (ilogbsi2): Remove.
27155 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27156 ilogbl built-in functions as x87 intrinsics.
27158 2007-01-30 Richard Guenther <rguenther@suse.de>
27160 PR middle-end/27657
27161 * dwarf2out.c (reference_to_unused): Query varpool if the
27162 variable was output.
27164 2007-01-30 Richard Guenther <rguenther@suse.de>
27166 PR middle-end/30313
27167 * passes.c (execute_one_pass): Reset in_gimple_form to not
27168 confuse non-unit-at-a-time mode.
27170 2007-01-29 Roger Sayle <roger@eyesopen.com>
27171 Richard Guenther <rguenther@suse.de>
27173 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27174 avoid undefined behaviour on overflow. Use force_fit_type_double
27175 to construct the constant with the specified TREE_OVERFLOW.
27177 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27179 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27180 * config/dfp-bit.h: Ditto.
27182 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27184 * c-decl.c (pop_scope): Replace warnings with call to
27185 warn_for_unused_label.
27186 * c-common.h (warn_for_unused_label): Declare.
27187 * c-common.c (warn_for_unused_label): Define.
27189 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27191 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27194 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27196 * Makefile.in (USER_H): Remove decfloat.h.
27197 * ginclude/decfloat.h: Delete, moving contents to ...
27198 * ginclude/float.h: Add support for decimal floating point,
27199 guarded by __STDC_WANT_DEC_FP__.
27201 2007-01-29 Mike Stump <mrs@apple.com>
27203 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27204 Analysis and Representation to resolve case insensitive conflict.
27205 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27207 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27209 * tree.h (struct tree_memory_tag): Add aliases member.
27210 (MTAG_ALIASES): New macro.
27211 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27212 (add_may_alias): Remove pointer-set. Update for may_aliases being
27214 (mark_aliases_call_clobbered): Update for may_aliases being a
27216 (compute_tag_properties): Ditto.
27217 (create_partition_for): Ditto.
27218 (compute_memory_partitions): Ditto.
27219 (dump_may_aliases_for): Ditto.
27220 (is_aliased_with): Ditto.
27221 (add_may_alias_for_new_tag): Ditto.
27222 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27223 (compute_is_aliased): New function.
27224 (compute_may_aliases): Call compute_is_aliased).
27225 (init_alias_info): Initialize alias_bitmap_obstack.
27226 (union_alias_set_into): New function.
27227 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27228 (have_common_aliases_p): Rewrite to take two bitmaps and use
27230 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27231 Update for bitmaps.
27232 (finalize_ref_all_pointers): Update for add_may_alias changes.
27233 (new_type_alias): Ditto.
27234 * tree-flow-inline.h (may_aliases): Return a bitmap.
27235 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27236 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27237 may_aliases being a bitmap.
27238 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27239 may_aliases now returns a bitmap.
27240 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27242 * tree-ssa-operands.c (add_virtual_operand): Update for
27243 may_aliases being a bitmap.
27245 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27247 PR tree-optimization/30630
27248 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27249 variable as changed.
27251 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27254 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27255 expanded only once even if an error occurs.
27257 2007-01-29 Ben Elliston <bje@au.ibm.com>
27259 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27260 (__gcov_average_profiler): Likewise.
27261 (__gcov_ior_profiler): Likewise.
27262 (__gcov_merge_ior): Likewise.
27264 2007-01-28 Jan Hubicka <jh@suse.cz>
27266 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27267 * value-prof.c (stringop_block_profile): Likewise.
27269 2007-01-28 Jan Hubicka <jh@suse.cz>
27271 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27272 Add variant handling histograms; add wrapper.
27273 (clear_storage_via_libcall): Export.
27274 (emit_block_move_hints): Break out from ...; add histograms.
27275 (emit_block_move): ... this one.
27276 (clear_storage_hints): Break out from ...; add histograms.
27277 (clear_storage): ... this one.
27278 (set_storage_via_memset): Handle histogram.
27279 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27280 (clear_storage_hints, clear_storage_via_libcall): Declare.
27281 (set_storage_via_setmem): Update prototype.
27282 * doc/md.texi (movmem, setmem): Document new arguments.
27284 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27285 Add new histograms.
27286 (stringop_block_profile): New global function.
27287 (tree_stringops_values_to_profile): Profile block size and alignment.
27288 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27290 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27291 (stringop_block_profile): Declare.
27292 * builtins.c: Include value-prof.h.
27293 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27294 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27295 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27296 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27297 * profile.c (instrument_values): Add new counters.
27298 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27300 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27301 (tree_init_edge_profiler): Build new profilers.
27302 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27303 (pass_tree_profile): Add dump.
27304 (tree_profile_hooks): Update.
27305 * Makefile.in (LIBGCOV): Add new constants.
27306 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27307 __gcov_ior_profiler): New.
27308 * i386.md (movmem/setmem expanders): Add new optional arguments.
27310 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27312 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27314 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27316 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27317 (tree_unswitch_single_loop): Pass eni_size_weights to
27318 tree_num_loop_insns.
27319 * tree-ssa-loop-manip.c: Include tree-inline.h.
27320 (can_unroll_loop_p): Pass eni_size_weights to
27321 tree_num_loop_insns.
27322 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27323 Pass eni_size_weights to estimate_num_insns.
27324 * tree.h (init_inline_once): Export.
27325 * toplev.c (backend_init): Call init_inline_once.
27326 * cgraphunit.c (cgraph_process_new_functions,
27327 cgraph_analyze_function): Pass eni_inlining_weights to
27328 estimate_num_insns.
27329 * ipa-inline.c (compute_inline_parameters): Ditto.
27330 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
27331 to estimate_num_insns.
27332 (try_unroll_loop_completely): Pass eni_size_weights to
27333 tree_num_loop_insns.
27334 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
27335 ot estimate_num_insns.
27336 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
27337 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
27338 * tree-inline.c (eni_inlining_weights, eni_size_weights,
27339 eni_time_weights): New variables.
27340 (init_inline_once): Initialize them.
27341 (struct eni_data): Mew.
27342 (estimate_num_insns_1, estimate_num_insns): Use weights.
27343 * tree-inline.h (struct eni_weights_d): New.
27344 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
27345 (estimate_num_insns): Declaration changed.
27346 * cfgloop.h (tree_num_loop_insns): Declaration changed.
27347 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
27348 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
27350 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27352 * tree-data-ref.c (conflict_fn): Assert that the number of affine
27353 relations in the conflict function is valid.
27355 2007-01-27 Ian Lance Taylor <iant@google.com>
27357 * common.opt: Add fstrict-overflow.
27358 * opts.c (decode_options): Set flag_strict_overflow if -O2.
27359 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
27360 (TYPE_OVERFLOW_UNDEFINED): Define.
27361 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
27363 * tree.h (TYPE_TRAP_SIGNED): Don't define.
27364 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
27365 (fold_negate_expr): Likewise.
27366 (make_range): Likewise.
27367 (extract_muldiv_1): Likewise.
27368 (maybe_canonicalize_comparison): Likewise.
27369 (fold_comparison): Likewise.
27370 (fold_binary): Likewise.
27371 (tree_expr_nonnegative_p): Likewise.
27372 (tree_expr_nonzero_p): Likewise.
27373 * tree-vrp.c (compare_values): Likewise.
27374 (extract_range_from_binary_expr): Likewise.
27375 (extract_range_from_unary_expr): Likewise.
27376 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
27378 (nowrap_type_p): Likewise.
27379 * tree-scalar-evolution.c (simple_iv): Likewise.
27380 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
27381 (build_range_check): Likewise.
27382 (extract_muldiv_1): Likewise.
27383 (fold_comparison): Likewise.
27384 * tree-vrp.c (vrp_int_const_binop): Likewise.
27385 (extract_range_from_unary_expr): Likewise.
27386 * convert.c (convert_to_integer): Likewise.
27387 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
27388 (fold_comparison): Likewise.
27389 (fold_binary): Likewise.
27390 * optabs.c (optab_for_tree_code): Likewise.
27391 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
27392 * simplify-rtx.c (simplify_const_relational_operation): Check
27393 flag_strict_overflow and flag_trapv.
27394 (simplify_const_relational_operation): Likewise.
27395 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
27396 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
27399 2007-01-27 Roger Sayle <roger@eyesopen.com>
27401 * tree.c (tree_fold_gcd): Delete.
27402 * tree.h (tree_fold_gcd): Remove prototype.
27403 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
27404 test whether one constant integer is a multiple of another. Instead
27405 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
27406 * fold-const.c (multiple_of_p): We've determined both TOP and
27407 BOTTOM are integer constants so we can call int_const_binop directly
27408 instead of the more generic const_binop.
27410 2007-01-27 Roger Sayle <roger@eyesopen.com>
27412 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
27413 1*X check that the constant hasn't overflowed, to preserve the
27415 (round_up): Provide an efficient implementation when rouding-up an
27416 INTEGER_CST to a power-of-two.
27418 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27420 * doc/sourcebuild.texi: Add comma for clarity.
27421 * doc/extend.texi: Fix some typos.
27422 * doc/passes.texi: Likewise.
27423 * doc/cppinternals.texi: Likewise.
27424 * doc/c-tree.texi: Likewise.
27425 * doc/tree-ssa.texi: Likewise.
27426 * doc/install.texi: Likewise.
27428 2007-01-27 Jan Hubicka <jh@suse.cz>
27430 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
27431 (pass_sra): Do not require alias information.
27432 * passes.c (init_optimization_passes): Add SRA
27434 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
27436 * tracer.c (rest_of_handle_tracer): We already cleaned
27437 up the CFG in tracer() so don't do it here again.
27438 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
27439 cleanup_cfg here, either. And don't call renumber_insns.
27441 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
27442 and BB_HEAD are in the insn stream here. Instead make sure
27443 that BB_INSN is valid on all insns. Also, do check here that
27444 there are no pending branch predictions...
27445 (rtl_verify_flow_info): ...instead of doing it here. Checks
27446 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
27449 2007-01-26 Roger Sayle <roger@eyesopen.com>
27451 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
27452 function to simplify/factorize operand order canonicalization.
27453 (ix86_fixup_binary_operands): Reorganize using the above function.
27454 (ix86_binary_operator_ok): Likewise.
27456 2007-01-27 Jakub Jelinek <jakub@redhat.com>
27458 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
27459 file scope from optimize_attrs.
27460 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
27462 (optimize_attrs): Clear insn_code_values after freeing it.
27464 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27466 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
27467 a parts.base assignment.
27469 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27471 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
27472 (compute_subscript_distance, initialize_data_dependence_relation,
27473 finalize_ddr_dependent, analyze_ziv_subscript,
27474 analyze_siv_subscript_cst_affine,
27475 compute_overlap_steps_for_affine_univar,
27476 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
27477 analyze_siv_subscript, analyze_miv_subscript,
27478 analyze_overlapping_iterations, subscript_dependence_tester_1,
27479 compute_self_dependence, free_dependence_relation): Work
27480 with affine_fn instead of chrecs.
27481 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
27482 common_affine_function, affine_function_base,
27483 affine_function_constant_p, affine_fn_op, affine_fn_plus,
27484 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
27485 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
27486 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
27487 (all_chrecs_equal_p): Removed.
27488 * tree-data-ref.h (affine_fn, conflict_function): New types.
27489 (struct subscript): Change type of conflicting_iterations_in_a
27490 and conflicting_iterations_in_b.
27492 2007-01-26 Steve Ellcey <sje@cup.hp.com>
27495 * config/pa/pa.h (TARGET_HPUX_11): New.
27496 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
27497 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
27499 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
27500 Richard Guenther <rguenther@suse.de>
27502 * tree-ssa-structalias.c (solve_graph): Handle case
27503 we merged the variable to another.
27505 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27507 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
27510 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
27511 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
27513 2007-01-25 DJ Delorie <dj@redhat.com>
27515 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
27516 allow changes to modes which don't fit in those registers.
27518 * reload1.c (choose_reload_regs): Check for invalid subregs before
27519 computing their locations, not after.
27521 2007-01-25 Geoffrey Keating <geoffk@apple.com>
27524 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
27525 save Altivec registers in an eh_return function.
27526 (compute_vrsave_mask): Likewise.
27527 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
27528 for saving Altivec registers.
27529 (rs6000_emit_prologue): Don't allocate stack twice in
27530 eh_return function. Correct expected value of altivec_save_offset
27531 when using save_world. Describe save of R0 to stack when using
27532 save_world. Describe stack pointer adjustment when using
27533 save_world. Remove duplicated eh_return parameter register saving.
27534 Update sp_offset variable after save_world.
27535 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
27537 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
27538 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
27541 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27543 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
27545 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27548 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
27549 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
27551 2007-01-25 Richard Guenther <rguenther@suse.de>
27553 * doc/invoke.texi (-Wcoverage-mismatch): Document.
27554 * common.opt (-Wcoverage-mismatch): New warning option.
27555 * coverage.c (get_coverage_counts): Ignore coverage mismatch
27556 if -Wcoverage-mismatch is given.
27558 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
27560 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
27561 (ipcp_driver): Change to static definition.
27562 Add dumping of the ifunctions.
27563 (constant_val_insert): Remove unused parameter. Support for SSA.
27564 (ipcp_propagate_const): Support for SSA.
27565 (ipcp_profile_bb_print): Print only analyzed nodes.
27566 (ipcp_replace_map_create): Remove support for Fortran constant
27568 * ipa-prop.c (ipa_method_modify_stmt,
27569 ipa_callsite_compute_param): Support for SSA.
27570 * ipa-prop.h (ipcp_driver): Remove declaration.
27571 (IS_VALID_TREE_MAP_INDEX): Add define.
27573 2007-01-24 Geoffrey Keating <geoffk@apple.com>
27575 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
27577 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27579 PR middle-end/30447
27580 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
27581 constant argument to cabs and do it without checking for
27582 -funsafe-math-optimizations.
27584 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
27586 * c-common.h (RID_FIRST_CXX0X): New.
27587 (RID_LAST_CXX0X): New.
27588 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
27590 * c.opt (Wc++0x-compat): New.
27591 * doc/invoke.texi (-Wc++0x-compat): Document.
27593 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27595 * builtins.c (fold_builtin_carg): New.
27596 (fold_builtin_1): Use it.
27598 2007-01-24 Jan Hubicka <jh@suse.cz>
27600 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
27602 * ipa-inline.c (initial_insns, max_insns): Delete.
27603 (compute_max_insns): New function.
27604 (cgraph_decide_inlining_of_small_function): Use it; take minimal
27605 amount of insns as base for code growth.
27606 (cgraph_decide_inlining): Make initial_insns local; do not compute
27608 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
27609 * doc/invoke.texi (inline-unit-growth): Update docs.
27611 2007-01-24 Jakub Jelinek <jakub@redhat.com>
27613 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
27614 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
27615 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
27616 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
27617 for CPUs that have PTA_CX16 set.
27619 PR middle-end/27416
27620 * gimplify.c (omp_check_private): New function.
27621 (gimplify_scan_omp_clauses): Use it for
27622 firstprivate/lastprivate/reduction.
27624 PR middle-end/30494
27625 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
27626 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
27628 PR middle-end/30421
27629 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
27630 If lower_lastprivate_clauses emits some statements, append them
27631 to dlist rather than body_p and to body_p append an initializer.
27632 (lower_omp_for): Adjust caller.
27634 2007-01-24 Steve Ellcey <sje@cup.hp.com>
27636 * target.h (globalize_decl_name): New.
27637 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27638 * output.h (default_globalize_decl_name): New.
27639 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
27641 (globalize_decl): Ditto.
27642 (default_globalize_decl_name): New.
27643 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
27644 (ia64_handle_version_id_attribute): New.
27645 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27646 (ia64_asm_output_external): Use globalize_decl_name instead
27647 of globalize_label.
27648 * doc/extend.texi (version_id): New pragma.
27649 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
27651 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27653 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
27654 _uleb128_t and _Unwind_SWord with _sleb128_t.
27655 * unwind-dw2.c (extract_cie_info, execute_stack_op,
27656 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
27658 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
27659 * unwind-pe.h (read_uleb128, read_sleb128,
27660 read_encoded_value_with_base): Likewise.
27661 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
27663 2007-01-24 Richard Guenther <rguenther@suse.de>
27665 * builtins.c (expand_builtin_cexpi): Get the fndecl
27666 for cexp in the correct way.
27668 2007-01-24 Jan Hubicka <jh@suse.cz>
27670 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27673 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27675 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27676 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27677 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27678 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27679 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27680 __SIZEOF_PTRDIFF_T__.
27681 * doc/cpp.texi: Documentation for the new builtin macros added.
27683 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27685 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27686 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27687 instead of operands[2] to avoid access past the end of array.
27689 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27691 * reload1.c (emit_reload_insns): Pass the reload register
27692 for a non-spill output reload through forget_old_reloads_1.
27694 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27696 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27697 _SOFT_DOUBLE if doubles use software floating-point.
27698 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27699 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27700 * config/rs6000/darwin-ldouble.c: Also compile functions for
27701 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27702 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27703 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27704 commented-out long double override.
27705 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27706 * config/rs6000/eabispe.h: Likewise.
27707 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27708 long double for non-SPE.
27709 (rs6000_handle_option): Likewise.
27710 (invalid_e500_subreg): Disallow more subregs involding DImode,
27711 DFmode, TImode or TFmode.
27712 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27714 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27716 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27717 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27719 (rs6000_legitimate_address): Also check for TFmode for E500
27721 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27722 (spe_build_register_parallel): Handle TFmode and TCmode.
27723 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27725 (function_arg): Handle TFmode and TCmode for E500 double.
27726 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27728 (print_operand): Handle TFmode and TImode for %y.
27729 (rs6000_generate_compare): Handle TFmode comparisons for E500
27731 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27732 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27733 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27734 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27735 TFmode for E500 double.
27736 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27737 (floatsidf2): Enable for E500 double.
27738 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27739 (extenddftf2): Change to extenddftf2_fprs.
27740 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27741 depending on TARGET_E500_DOUBLE.
27742 (extendsftf2): Enable for E500 double.
27743 (trunctfdf2): Enable for E500 double.
27744 (trunctfsf2): Change to trunctfsf2_fprs.
27745 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27746 depending on TARGET_E500_DOUBLE.
27747 (floatsitf2): Enable for E500 double.
27748 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27749 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27750 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27751 (negtf2): Change to negtf2_internal.
27752 (negtf2): New expander.
27753 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27754 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27755 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27756 (movdi_internal32): Use rs6000_nonimmediate_operand.
27757 (unnamed splitter): Likewise.
27758 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27759 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27760 (SPE64TF, DITI): New mode macros.
27761 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27764 (frob_<mode>_di_2): New.
27765 (frob_tf_di_8_2): New.
27766 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27768 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27770 (frob_ti_<mode>_8_2): New.
27771 (frob_ti_tf_2): New.
27772 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27773 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27775 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27776 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27777 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27778 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27779 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27780 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27783 2007-01-23 Ian Lance Taylor <iant@google.com>
27785 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27787 (OBJS-archive): Reformat, alphabetize.
27788 (OBJS): Change out_object_file to OBJS-md.
27790 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27792 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27793 JUMP_P and CALL_P predicates where applicable.
27794 * config/i386/i386.c: Ditto.
27795 * config/i386/i386.md: Ditto.
27796 * config/i386/mmx.md: Ditto.
27797 * config/i386/predicates.md: Ditto.
27799 2007-01-22 Andreas Schwab <schwab@suse.de>
27801 * config/m68k/m68k.h: Fix comment.
27803 2007-01-22 Jan Hubicka <jh@suse.cz>
27805 * passes.c (init_optimization_passes): Do not rerun
27806 pass_early_warn_uninitialized.
27808 2007-01-22 Richard Guenther <rguenther@suse.de>
27810 PR tree-optimization/30038
27811 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27813 (execute_cse_sincos_1): Likewise.
27814 (execute_cse_sincos): Likewise.
27815 (gate_cse_sincos): Likewise.
27816 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27817 the cexpi() canonicalization of sincos().
27818 * tree-pass.h (pass_cse_sincos): Declare.
27819 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27821 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27823 PR rtl-optimization/29329
27824 * combine.c (replaced_rhs_insn): Rename to i2mod.
27825 (replaced_rhs_value): Rename to i2mod_new_rhs.
27826 (i2mod_old_rhs): New global variable.
27827 (combine_instructions): Adjust for above change. Save a copy of
27828 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27829 note are substituted in the second instruction.
27830 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27831 ditch the note if it pertains to the second eliminated register
27832 and this register is mentioned in i2mod_old_rhs.
27835 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27837 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27838 the insn to which the note was originally attached.
27840 2007-01-21 Jan Hubicka <jh@suse.cz>
27842 * ipa-inline.c (inlining_mode): Comment, move up.
27843 (cgraph_decide_inlining_incrementally): Do not perform inlining
27844 itself; fix handling of flattening of self recursive functions.
27845 (cgraph_find_cycles): Remove.
27846 (cgraph_flatten_node): Remove.
27847 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27848 (try_inline): New function.
27849 (cgraph_early_inlining): Update call of
27850 cgraph_decide_inlining_incrementally. Apply inlining here.
27851 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27853 2007-01-21 Dirk Mueller <dmueller@suse.de>
27856 * tree-vrp.c (check_array_bounds): do not warn
27857 about ADDR_EXPR's of ARRAY_REF's which are immediately
27858 used in binary expressions.
27860 2007-01-21 Ira Rosen <irar@il.ibm.com>
27862 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27863 read_write_dep and macros for its access.
27864 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27865 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27866 argument, call vect_check_interleaving for every independent pair of
27867 data-refs. Mark loads that access the same memory location as a store
27869 (vect_check_dependences): Remove.
27870 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27871 call, fix the call to vect_analyze_data_ref_dependence.
27872 (vect_analyze_data_ref_access): For statements that access the same
27873 data-ref, check that they are not stores; for loads, check that there
27874 is no store that access the same location.
27876 2007-01-20 Roger Sayle <roger@eyesopen.com>
27877 Joseph Myers <joseph@codesourcery.com>
27879 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27880 (-fdump-rtl-stack): Likewise.
27881 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27882 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27883 (-mpt-fixed): Use @minus{} for minus sign.
27884 (Using Precompiled Headers): Fix under/overfull hbox.
27886 2007-01-20 Jan Hubicka <jh@suse.cz>
27888 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27889 place within annotation.
27891 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27893 * pa.c (output_move_double): Change array size of xoperands to 4.
27895 2007-01-20 Jan Hubicka <jh@suse.cz>
27897 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27900 2007-01-19 Ian Lance Taylor <iant@google.com>
27902 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27903 constant to unsigned HOST_WIDE_INT before negating.
27905 2007-01-19 Ian Lance Taylor <iant@google.com>
27907 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27909 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27910 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27911 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27912 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27913 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27914 (realloc_vdef, realloc_vuse): Change second parameter to
27916 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27917 fields to unsigned.
27918 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27919 unsigned. Change x and lim locals to unsigned.
27920 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27922 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27923 (copy_virtual_operands): Change i and n locals to unsigned.
27925 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27927 PR middle-end/29335
27928 * builtins.c (fold_builtin_1): Handle builtin fdim.
27930 2007-01-20 Jan Hubicka <jh@suse.cz>
27932 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27933 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27934 init_alias_heapvars.
27935 (init_alias_heapvars): Initialize only when not already initialized.
27936 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27938 2007-01-19 Roger Sayle <roger@eyesopen.com>
27940 * common.opt (fsigned-zeros): New command line option.
27941 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27942 of flag_unsafe_math_optimizations.
27943 * opts.c (set_fast_math_flags): The -ffast-math command line option
27944 implies -fno-signed-zeros.
27945 (fast_math_flags_set_p): Likewise.
27947 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27948 the documentation of -ffast-math appropriately. Wrap long lines.
27950 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27952 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27953 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27955 2007-01-19 Tomas Bily <tbily@suse.cz>
27957 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27959 (tree_init_ic_make_global_vars): New function
27960 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27961 (tree_gen_ic_profiler): New function
27962 (tree_gen_ic_func_profiler): New function
27963 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27964 (tree_profile_hooks): Added hook for indirec/virtual calls
27965 * value-prof.c (tree_find_values_to_profile): New case for
27967 (tree_values_to_profile): Call for determining indirect/virtual
27969 (tree_indirect_call_to_profile): New function
27970 (tree_ic_transform): New function
27971 (tree_ic): New function
27972 (find_func_by_pid): New function
27973 (init_pid_map): New function
27974 (tree_value_profile_transformations): Added check for
27975 indirect/virtual call transformation
27976 * value-prof.h (enum hist_type): New counter type for
27977 indirect/virtual calls
27978 (profile_hooks): Added new hook for profiling indirect/virtual
27980 * profile.c (instrument_values): New case for indirect/virtual
27982 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27983 (GCOV_COUNTER_V_INDIR): New counter type
27984 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27985 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27987 * cgraph.c: Definition of cgraph_max_pid
27988 (cgraph_create_node): Default init of pid attribute
27989 * cgraph.h: Declaration of cgraph_max_pid
27990 (struct cgraph_node): Added pid attribute
27991 * libgcov.c (__gcov_indirect_call_profiler): New function
27992 (__gcov_one_value_profiler_body): New function
27993 (__gcov_one_value_profiler): Body was moved to
27994 __gcov_one_value_profiler_body and calls it
27996 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27998 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27999 * gengtype.c (write_types_data, write_func_for_structure,
28000 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28001 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28002 (walk_type, write_func_for_structure): Generate the mark_hook if
28005 2007-01-19 Jan Hubicka <jh@suse.cz>
28007 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28008 'early' argument take inlining mode argument specifying whether to
28009 inline for size/speeed or all functions; add support for flattening;
28011 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28013 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28016 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28017 the name of the declared identifier.
28019 2007-01-19 Dirk Mueller <dmueller@suse.de>
28021 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28022 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28023 duplicate evaluation.
28025 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28027 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28028 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28029 to XFMode, use acosxf2 and truncate result to requested mode.
28030 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28031 (asin<mode>2): Similarly, with asin expanders.
28032 (*fscalexf4_i387): Rename from *fscalexf4.
28033 (expNcorexf3): New expander.
28034 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28035 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28036 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28037 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28038 patterns for SSE math.
28039 (exp10<mode>2): Similarly, with exp10 expanders.
28040 (exp2<mode>2): Similarly, with exp2 expanders.
28041 (expm1<mode>2): Similarly, with expm1 expanders.
28042 (ldexp<mode>3): Similarly, with ldexp expanders.
28043 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28044 Use gen_truncxf<mode>2_i387_noop to truncate result.
28046 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28048 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28049 for ColdFire targets.
28051 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28052 Richard Sandiford <richard@codesourcery.com>
28054 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28055 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28056 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28057 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28058 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28059 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28061 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28063 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28064 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28065 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28066 (*adddi_dilshr32_cf): New pattern.
28067 (adddi3, subdi3): Remove first alternatives.
28069 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28071 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28072 implemented using move.l, do not use its cc result for floating-point
28075 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28077 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28078 from accepting 's' constraints if flag_pic.
28080 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28082 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28083 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28084 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28085 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28087 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28089 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28090 ColdFire alternatives.
28091 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28092 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28093 architectures that support ff1 instruction.
28095 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28096 Julian Brown <julian@codesourcery.com>
28098 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28099 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28100 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28103 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28105 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28107 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28108 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28109 HOST_WIDE_INT instead of an rtx.
28110 (m68k_rtx_costs): Update call accordingly.
28111 (output_move_const_into_data_reg): Likewise. Fix formatting.
28112 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28114 (output_move_simode_const): Update calls after above changes.
28115 Rework to use automatic variables and predicates like MEM_P.
28116 * config/m68k/m68k.md (pushexthisi_const): Update call to
28119 2007-01-19 Dirk Mueller <dmueller@suse.de>
28121 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28122 in dump_flags test.
28124 2007-01-19 Richard Guenther <rguenther@suse.de>
28126 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28127 via cexp in case sincos is not available.
28129 2007-01-19 Richard Guenther <rguenther@suse.de>
28131 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28132 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28133 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28134 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28135 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28136 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28137 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28138 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28140 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28142 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28144 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28145 (atan2xf3): Directly generate RTL pattern.
28146 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28147 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28148 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28149 disable patterns for SSE math.
28150 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28151 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28152 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28153 disable patterns for SSE math.
28155 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28157 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28159 2007-01-18 Roger Sayle <roger@eyesopen.com>
28161 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28162 VIEW_CONVERT_EXPR to the same type as it's operand.
28164 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28166 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28167 configured for long double 128.
28169 2007-01-18 Mike Stump <mrs@apple.com>
28171 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28174 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28176 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28179 2007-01-18 Jan Hubicka <jh@suse.cz>
28181 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28182 greater than NUM_VOP_FREE_BUCKETS.
28184 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28186 * tree-ssa-structalias.c: Update comments.
28187 (ptabitmap_obstack): Removed.
28188 (pta_obstack): New.
28189 (oldpta_obstack): Ditto.
28190 (stats): Add a few members.
28191 (struct variable_info): Remove node, complex, address_taken, and
28192 indirect_target members. Add oldsolution member.
28193 (new_var_info): Do not initialize removed members.
28194 (constraint_expr_type): Remove INCLUDES.
28195 (constraint_graph): Add size, implicit_preds, rep,
28196 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28197 (FIRST_REF_NODE): New macro.
28198 (LAST_REF_NODE): Ditto.
28199 (FIRST_ADDR_NODE): Ditto.
28200 (find): New function.
28202 (dump_constraint): Do not handle INCLUDES.
28203 (insert_into_complex): Do not insert duplicate constraints.
28204 (condense_varmap_nodes): Renamed and rewritten into ...
28205 (merge_node_constraints): This. Also fix bug in handling of
28206 offseted copy constraints.
28207 (clear_edges_for_node): No longer need to deal with preds at all,
28208 or removing associated preds/succs.
28209 (merge_graph_nodes): Deal with indirect_cycles.
28210 Don't deal with predecessors.
28211 (add_implicit_graph_edge): New function.
28212 (add_pred_graph_edge): Ditto.
28213 (add_graph_edge): Don't deal with predecessors.
28214 (build_constraint_graph): Removed.
28215 (build_pred_graph): New function.
28216 (build_succ_graph): Ditto.
28217 (struct scc_info): Removed in_component. Added roots, dfs, and
28218 node_mapping. Remove visited_index, unification_queue.
28219 (scc_visit): Deal with union-find we do now.
28220 Deal with cycles with REF nodes.
28221 (collapse_nodes): Renamed and rewritten to ...
28222 (unify_nodes): This.
28223 (process_unification_queue): Removed.
28224 (topo_visit): Cleanup
28225 (do_da_constraint): Use find.
28226 (do_sd_constraint): Ditto.
28227 (do_ds_constraint): Ditto.
28228 (do_complex_constraint): Ditto.
28229 (init_scc_info): Update for removed and added members.
28230 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28231 (find_indirect_cycles): This.
28232 (equivalence_class): New variable.
28233 (label_visit): New function.
28234 (perform_variable_substitution): Rewritten.
28235 (free_var_substitution_info): New function.
28236 (find_equivalent_node): Ditto.
28237 (move_complex_constraints): Ditto.
28238 (eliminate_indirect_cycles): Ditto.
28239 (solve_graph): Only propagate changed bits.
28240 Use indirect cycle elimination.
28242 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28243 (tree_id_eq): Renamed to ...
28244 (tree_vi_eq): This. Update for member change
28245 (insert_id_for_tree): Renamed and rewritten to ...
28246 (insert_vi_for_tree): This.
28247 (lookup_id_for_tree): Renamed and rewritten to ...
28248 (lookup_vi_for_tree): This.
28249 (get_id_for_tree): Renamed and rewritten to ...
28250 (get_vi_for_tree): Ditto.
28251 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28252 (process_constraint): Don't handle INCLUDES.
28253 Remove special ADDRESSOF case.
28254 (find_func_aliases): Rewrite to use vi functions instead of id
28256 (create_function_info_for): Ditto.
28257 (create_variable_info_for): Ditto.
28258 (intra_create_variable_infos): Ditto.
28259 (merge_smts_into): Ditto.
28260 (find_what_p_points_to): Ditto.
28261 (init_base_vars): Ditto.
28262 (init_alias_vars): Ditto.
28263 (remove_preds_and_fake_succs): New function.
28264 (dump_sa_points_to_info): Dump new stats.
28265 (dump_solution_for_var): Use find.
28266 (set_used_smts): Fix formatting.
28267 (compute_points_to_sets): Updated for new functions.
28268 (ipa_pta_execute): Ditto.
28270 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28271 Richard Sandiford <richard@codesourcery.com>
28273 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28275 * calls.c (expand_call): If the return value is a PARALLEL,
28276 extract its first member.
28277 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28278 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28279 use FUNCTION_EXTRA_EPILOGUE.
28280 (m68k_function_value): Return a PARALLEL if the return value
28281 is of a pointer type.
28282 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28283 (FUNCTION_EXTRA_EPILOGUE): Remove.
28284 * config/m68k/m68k.md (D0_REG): New constant.
28286 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28288 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28289 output a NOP for empty epilogues.
28291 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28293 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28294 before function. Extend register save check to include all
28295 registers, not just integer ones.
28297 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28299 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28300 (m68k_use_return_insn): ...this.
28301 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28302 * config/m68k/m68k.c (use_return_insn): Rename to...
28303 (m68k_use_return_insn): ...this.
28304 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28305 of USE_RETURN_INSN.
28307 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28309 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28310 nearest even, fix denormal rounding overflow.
28312 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28314 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28315 f%$smove and f%$move.
28316 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28317 (extendsfdf2_cf): Use fdmove instead of f%&move.
28318 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28319 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28321 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28323 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28326 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28328 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28329 (coldfire_single_format): Declare.
28330 (coldfire_double_format): Likewise.
28331 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
28332 of qnan_msb_set to determine the lower bits of a canonical
28334 (encode_ieee_double): Likewise.
28335 (encode_ieee_quad): Likewise.
28336 (ieee_single_format): Initialize canonical_nan_lsbs_set.
28337 (mips_single_format): Likewise.
28338 (ieee_double_format): Likewise.
28339 (mips_double_format): Likewise.
28340 (ieee_extended_motorola_format): Likewise.
28341 (ieee_extended_intel_96_format): Likewise.
28342 (ieee_extended_intel_128_format): Likewise.
28343 (ieee_extended_intel_96_round_53_format): Likewise.
28344 (ibm_extended_format): Likewise.
28345 (mips_extended_format): Likewise.
28346 (ieee_quad_format): Likewise.
28347 (mips_quad_format): Likewise.
28348 (vax_f_format): Likewise.
28349 (vax_d_format): Likewise.
28350 (vax_g_format): Likewise.
28351 (i370_single_format): Likewise.
28352 (i370_double_format): Likewise.
28353 (decimal_single_format): Likewise.
28354 (decimal_double_format): Likewise.
28355 (decimal_quad_format): Likewise.
28356 (c4x_single_format): Likewise.
28357 (c4x_extended_format): Likewise.
28358 (real_internal_format): Likewise.
28359 (coldfire_single_format): New real_format.
28360 (coldfire_double_format): Likewise.
28361 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
28362 canonical_nan_lsbs_set.
28363 (pdp11_d_format): Likewise.
28364 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
28365 if TARGET_COLDFIRE_CPU.
28367 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28369 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
28370 (output_call, m68k_legitimize_call_address): Declare.
28371 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
28372 parenthesees. Add support for a 'W' constraint.
28373 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
28374 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
28375 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
28376 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
28378 (override_options): Initialize them. Do not set flag_no_function_cse
28379 for TARGET_ID_SHARED_LIBRARY.
28380 (m68k_output_pic_call): Delete.
28381 (m68k_legitimize_call_address): New function.
28382 (print_operand): Remove the %o prefix. Handle the %p prefix.
28383 (output_call): New function.
28384 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
28385 target address from the GOT if symbolic jumps are not allowed.
28386 * config/m68k/m68k.md (call, general_operand): Do not set
28387 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
28388 Merge separate flag_pic and !flag_pic define_insns into...
28389 (*call, *call_value): ...these new patterns. Match the address
28390 rather than the containing MEM and require it to be a call_operand.
28391 Use output_call to generate the asm template.
28392 * config/m68k/predicates.md (const_call_operand): New predicate.
28393 (call_operand): Likewise.
28395 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28397 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
28398 (STACK_GROWS_DOWNWARD): Define to 1.
28399 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
28400 comments, emphasizing that these values are only defaults.
28401 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
28402 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
28404 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28406 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
28408 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28409 Richard Sandiford <richard@codesourcery.com>
28411 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
28412 (FP_REGNO_P): New macros.
28413 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
28414 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
28415 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
28416 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
28418 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28420 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28421 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
28423 * config/m68k/t-floatlib: New file, extracting common code from...
28424 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
28425 * config/m68k/t-uclinux: Here.
28426 * config/m68k/fpgnulib.c: Do not compile extendeed precision
28427 routines on ColdFire targets.
28429 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28431 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28432 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
28433 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
28434 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
28435 explicitly set MOTOROLA to 1.
28436 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
28438 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28439 Nathan Sidwell <nathan@codesourcery.com>
28441 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
28442 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
28443 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
28444 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
28445 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
28446 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
28447 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
28448 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
28449 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
28450 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28451 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
28452 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
28453 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
28454 (DBX_REGISTER_NUMBER): Delete.
28455 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
28456 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28457 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
28459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28461 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
28462 * config/flat.h: New file.
28463 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
28464 OBJECT_FORMAT_FLAT.
28465 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
28466 indirect references for -msep-data or -mid-shared-library.
28467 Do not use PC-relative code addresses either.
28468 * config/m68k/m68k.c (override_options): Restrict -fPIC error
28470 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
28471 for shared libraries and crt1.o for executables. Use crti.o and
28473 (ENDFILE_SPEC): Use crtend.o and crtn.o.
28474 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
28475 Do not add -elf2flt or -shared-lib-id options here.
28476 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
28477 Pass -shared-lib-id if -mid-shared-library, taking the library
28478 identifier from -mshared-library-id if given, otherwise
28480 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
28481 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
28482 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
28483 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
28484 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
28485 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
28487 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
28488 jump sequence for ISA A and ISA A+.
28489 (PICJUMP): Likewise.
28491 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28493 * config.gcc (m68k-*-uclinux*): Base the port on the common
28494 and m68k GNU/Linux files rather than on the generic ELF ones.
28495 * config/m68k/uclinux.h (TARGET_VERSION): Override.
28496 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
28498 2007-01-18 Julian Brown <julian@codesourcery.com>
28499 Richard Sandiford <richard@codesourcery.com>
28501 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
28502 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28503 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
28505 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
28506 80 unconditionally.
28507 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28509 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28511 * doc/install.texi: Document m68k-uclinuxoldabi.
28512 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
28513 * config/m68k/uclinux-oldabi.h: New file, copied from
28514 config/m68k/uclinux.h.
28516 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
28518 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
28519 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
28520 (m32r_compute_frame_size): Use unsigned for regno.
28521 (m32r_reload_lr): Use gen_frame_mem.
28523 (m32r_output_function_epilogue): Don't output the function epilogue
28525 (m32r_expand_epilogue): New.
28526 (direct_return): Return false if the function has the interrupt
28528 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
28529 * config/m32r/m32r.md (epilogue): New expander.
28530 (return_lr, return_rte): New insns.
28531 (return): Make it expander.
28532 (return_normal): New expander.
28534 2007-01-18 Josh Conner <jconner@apple.com>
28537 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
28538 support for UNLE, UNLT, UNGE, and UNGT.
28540 2007-01-18 Jan Hubicka <jh@suse.cz>
28542 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
28543 * tree-tailcall (add_virtual_phis): Likewise.
28544 (optimize_tail_call): Return TODOs.
28545 (execute_tail_calls): Return TODOs.
28546 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
28547 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
28549 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28550 Cleanup cfg using TODO.
28551 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
28552 * passes.c (execute_function_todo): When cleanup did something, remove
28554 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
28555 (make_edges): Don't cleanup_cfg.
28557 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
28559 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
28560 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
28561 operate on the top of stack.
28562 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
28563 register handling of instructions that output to the second
28565 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
28566 (move_for_stack_reg): Special-case check for dead destination
28567 stack slot for constant load of 1.0 inside UNSPEC_TAN.
28569 * config/i386/i386.md (UNSPEC_TAN): New constant.
28570 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
28571 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
28572 to correctly model move of constant 1.0 to top stack slot.
28573 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
28574 (unnamed peephole2 pattern): Remove corresponding peephole2
28575 pattern that optimizes tan insn and loading of constant 1.0.
28576 (tanxf2): Use fptanxf4_i387.
28577 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
28578 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
28579 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28580 disable patterns for SSE math.
28581 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
28582 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
28584 2007-01-18 Dirk Mueller <dmueller@suse.de>
28585 Richard Guenther <rguenther@suse.de>
28588 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
28589 * common.opt (Warray-bounds): Add new warning option.
28590 * c-opts.c (c_common_handle_option): Define -Warray-bounds
28592 * Makefile.in: make tree-vrp.o depend on toplev.h
28593 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
28595 (check_array_refs, check_array_bounds, check_array_ref): New.
28597 2007-01-18 Jan Hubicka <jh@suse.cz>
28599 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
28600 (execute_ssa_ccp): Return flags conditionally.
28601 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
28603 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
28605 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
28607 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
28608 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
28610 * Makefile.c (GTFILES): Add cfglayout.h.
28611 * gengtype.c (open_base_files): Likewise.
28612 * cfglayout.c (cfg_layout_function_footer,
28613 cfg_layout_function_header) Reindent to make gengtype happy.
28614 * cfglayout.h (cfg_layout_function_footer,
28615 cfg_layout_function_header): Add GTY(()) marker.
28617 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
28619 2007-01-18 Ben Elliston <bje@au.ibm.com>
28621 * genautomata.c (write_automata): Include xstrerror output in the
28622 error message if writing the DFA description file fails.
28624 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
28626 * config/mips/mips-protos.h (mips_output_external): Make it
28628 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
28629 * config/mips/mips.c (irix_output_external_libcall): Likewise.
28630 (extern_list): Likewise.
28631 (extern_head): Likewise.
28632 (TARGET_ASM_FILE_END): Likewise.
28633 (mips_file_end): Likewise.
28634 (mips_output_external): Rewritten.
28636 2007-01-18 Ben Elliston <bje@au.ibm.com>
28638 * genpreds.c (write_insn_preds_c): Only write out the function
28639 body for regclass_for_constraint if we have register constraints.
28641 2007-01-17 Tom Tromey <tromey@redhat.com>
28643 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
28644 * doc/install.texi (Testing): Use sourceware.org.
28645 (Binaries): Likewise.
28646 (Specific): Likewise.
28647 * doc/contrib.texi (Contributors): Use sourceware.org.
28649 2007-01-17 Anatoly Sokolov <aesok@post.ru>
28651 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
28652 (AVR_ENHANCED): Rename to ...
28653 (AVR_HAVE_MUL): ... new.
28654 (avr_enhanced_p): Rename to ...
28655 (avr_have_mul_p): ... new.
28656 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
28657 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
28658 * config/avr/avr.c (avr_enhanced_p): Rename to ...
28659 (avr_have_mul_p): ... new.
28660 (base_arch_s): Rename 'enhanced' to 'have_mul'.
28661 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
28662 'avr_enhanced_p' and 'enhanced'.
28663 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28664 AVR_HAVE_MUL instead of AVR_ENHANCED.
28665 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28666 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28667 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28668 instead of AVR_ENHANCED.
28669 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28670 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28671 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28673 2007-01-17 Ian Lance Taylor <iant@google.com>
28675 * vec.h (VEC_reserve_exact): Define.
28676 (vec_gc_p_reserve_exact): Declare.
28677 (vec_gc_o_reserve_exact): Declare.
28678 (vec_heap_p_reserve_exact): Declare.
28679 (vec_heap_o_reserve_exact): Declare.
28680 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28682 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28683 negative parameter.
28684 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28685 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28686 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28687 * vec.c (calculate_allocation): Add exact parameter. Change all
28689 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28690 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28691 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28692 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28693 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28694 (vec_heap_p_reserve_exact): New function.
28695 (vec_heap_o_reserve_exact): New function.
28697 2007-01-17 Jan Hubicka <jh@suse.cz>
28699 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28701 2007-01-17 Eric Christopher <echristo@apple.com>
28703 * config.gcc: Support core2 processor.
28705 2007-01-16 Jan Hubicka <jh@suse.cz>
28707 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28708 the names, just unlink the chain so we don't crash on dangling
28712 2007-01-16 Jan Hubicka <jh@suse.cz>
28714 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28715 * tree-pass.h: Reorder to make IPA passes appear toegher.
28716 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28718 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28719 parameters, do not call early inliner.
28720 * ipa-inline.c: Update comments. Include tree-flow.h
28721 (cgraph_decide_inlining): Do not compute inlining parameters.
28722 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28723 be called with function context set up.
28724 (pass_ipa_inline): Remove unreachable functions before pass.
28725 (cgraph_early_inlining): Simplify assuming to be called from the
28727 (pass_early_inline): New pass.
28728 (cgraph_gate_ipa_early_inlining): New gate.
28729 (pass_ipa_early_inline): Turn into simple wrapper.
28730 (compute_inline_parameters): New function.
28731 (gate_inline_passes): New gate.
28732 (pass_inline_parameters): New pass.
28733 (apply_inline): Move here from tree-optimize.c
28734 (pass_apply_inline): New pass.
28735 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28737 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28738 doing them by hand.
28739 (tree_function_versioning): Do not allocate dummy struct function.
28740 * tree-inline.h (optimize_inline_calls): Update prototype.
28741 * tree-optimize.c (execute_fixup_cfg): Export.
28742 (pass_fixup_cfg): Remove
28743 (tree_rest_of_compilation): Do not apply inlines.
28744 * tree-flow.h (execute_fixup_cfg): Declare.
28745 * Makefile.in (gt-passes.c): New.
28746 * passes.c: Include gt-passes.h
28747 (init_optimization_passes): New passes.
28748 (nnodes, order): New static vars.
28749 (do_per_function_toporder): New function.
28750 (execute_one_pass): Dump current pass here.
28751 (execute_ipa_pass_list): Don't dump current pass here.
28753 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28755 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28756 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28758 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28760 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28761 (strong_alias): Define.
28762 (__gcc_qmul): Provide non-FMA for soft-float.
28763 (__gcc_qdiv): Same.
28768 (__gcc_qunord): New.
28778 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28779 soft-float functions.
28780 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28781 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28782 about long double soft float.
28784 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28785 Tehila Meyzels <tehila@il.ibm.com>
28787 * tree-vectorizer.h (is_pattern_stmt_p): New.
28788 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28789 formatting (tabs instead of spaces). Cleanup and clarify setting
28790 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28791 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28792 (vectorizable_type_demotion): Check that types are integral.
28793 (vectorizable_type_promotion): Likewise.
28794 (vectorizable_store): Fix typo. Eliminate new-line at end of
28797 2007-01-16 Jan Hubicka <jh@suse.cz>
28799 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28802 2007-01-15 Eric Christopher <echristo@apple.com>
28804 * ifcvt.c: Include vec.h, vecprim.h.
28805 (check_cond_move_block): New argument regs.
28806 Reorganize. Add registers used to regs.
28807 (cond_move_process_if_block): Use regs set above as
28810 2007-01-15 Eric Christopher <echristo@apple.com>
28812 * config/darwin.h: Update copyright.
28813 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28814 (LINK_COMMAND_SPEC): Add -u.
28815 (LINK_SPEC): Fix umbrella for above.
28817 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28819 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28822 2007-01-15 Tom Tromey <tromey@redhat.com>
28824 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28825 * doc/install.texi (Testing): Don't mention jacks.
28826 (Configuration): Document --enable-java-maintainer-mode. Move
28827 --with-java-home to libgcj-specific section. Document
28829 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28831 2007-01-15 Jan Hubicka <jh@suse.cz>
28833 * tree-ssa-dce.c (DCE_TODOs): New.
28834 (propagate_necessity): Return if something changed.
28835 (eliminate_unnecessary_stmts): Likewise.
28836 (perform_tree_ssa_dce): Return TODO flags when needed.
28837 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28839 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28841 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28842 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28843 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28844 patterns using X87MODEF12 mode macro. Extend operand 1
28845 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28846 (log10<mode>2): Ditto.
28847 (log2<mode>2): Ditto.
28848 (log1p<mode>2): Ditto.
28849 (logb<mode>2): Ditto.
28850 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28851 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28852 (*fxtractxf3_i387): Rename from *fxtractxf3.
28853 (fxtract_extend<mode>xf3_i387): New insn pattern.
28854 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28855 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28856 and gen_fyl2xxf3_i387().
28858 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28860 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28861 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28862 get_loop_exit_edges. Changed return type to bool.
28863 * cfgloop.h (fix_loop_placement): Declaration removed.
28865 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28867 * param.h (MIN_VECT_LOOP_BOUND): New.
28868 * params.def (MIN_VECT_LOOP_BOUND): New.
28869 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28870 argument - minimum threshold for number of iterations.
28871 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28872 argument to declaration.
28873 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28874 MIN_VECT_LOOP_BOUND.
28875 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28876 slpeel_tree_peel_loop_to_edge with additional argument.
28877 (vect_do_peeling_for_alignment): Likewise.
28878 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28880 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28883 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28884 operands of size 1.
28886 2007-01-14 Jan Hubicka <jh@suse.cz>
28888 * tree-dfa.c (remove_referenced_var): New function.
28889 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28890 prune referenced vars list too.
28891 * tree-flow.h (remove_referenced_var): Declare.
28893 2007-01-14 Jan Hubicka <jh@suse.cz>
28895 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28897 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28898 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28899 * except.h (verify_eh_throw_table_statements): Kill prototype.
28900 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28901 into call exrepssions.
28902 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28904 * tree-cfg.c: Include pointer-set.h.
28905 (verify_node_sharing): Work on pointer set.
28906 (verify_eh_throw_stmt_node): New.
28907 (verify_stmts): Use pointers sets, verify throw_stmt.
28909 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28911 * ipa-reference.c (analyze_function): Consider also addresses taken
28914 2007-01-12 Roger Sayle <roger@eyesopen.com>
28916 * c-typeck.c (null_pointer_constant_p): Replace use of
28917 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28918 (build_c_cast): Likewise.
28920 2007-01-12 Roger Sayle <roger@eyesopen.com>
28922 * tree.h (force_fit_type_double): Remove unused final argument.
28923 * c-common.c (constant_expression_warning): Replace use of
28924 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28925 (convert_and_check): Likewise.
28926 (shorten_compare): Update call to force_fit_type_double.
28927 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28928 * convert.c (convert_to_pointer): Update call to
28929 force_fit_type_double.
28930 * fold-const.c (force_fit_type_double): Remove overflowed_const
28932 (int_const_binop, fold_convert_const_int_from_int,
28933 fold_convert_const_int_from_real, fold_div_compare,
28934 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28935 fold_abs_const, fold_not_const): Remove the final argument from
28936 calls to force_fit_type_double.
28938 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28940 * configure.ac: Set insn to "nop" for spu-*-* also.
28941 * configure: Regenerate.
28943 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28945 * builtins.def : Add BUILT_IN_FREE.
28947 2007-01-12 Jan Hubicka <jh@suse.cz>
28949 PR tree-optimization/30443
28950 * tree-inline.c (tree_function_versioning): Do not optimize when
28951 cloning for inlining.
28953 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28955 * doc/loop.texi: Document recording of loop exits.
28956 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28957 (update_single_exits_after_duplication,
28958 update_single_exit_for_duplicated_loop,
28959 update_single_exit_for_duplicated_loops): Removed.
28960 (duplicate_loop_to_header_edge): Do not call
28961 update_single_exits_after_duplication and
28962 update_single_exit_for_duplicated_loops.
28963 (loop_version): Do not update single_exit information.
28964 (fix_loop_structure): Use record_loop_exits instead of
28965 mark_single_exit_loops.
28966 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28967 the lists of loop exits.
28968 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28969 split_edge, merge_blocks): Update the lists of loop exits.
28970 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28971 loop_optimizer_init.
28972 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28973 of mark_single_exit_loops.
28974 (loop_optimizer_finalize): Call release_recorded_exits.
28975 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28976 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28977 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28978 update single exit information.
28979 * lambda-code.c (perfect_nestify): Ditto.
28980 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28981 (mark_single_exit_loops): Removed.
28982 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28983 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28984 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28986 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28987 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28988 (verify_loop_structure): Verify consistency of the exit lists.
28989 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28990 (set_single_exit): Removed.
28991 * cfgloop.h (struct loop_exit): New function.
28992 (struct loop): single_exit_ field replaced by exits field.
28993 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28994 LOOPS_HAVE_RECORDED_EXITS.
28995 (struct loops): Added exits hash.
28996 (mark_single_exit_loops, set_single_exit): Declaration removed.
28997 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28999 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29001 * doc/invoke.texi: Avoid use of @headitem.
29003 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29005 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29007 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29009 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29012 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29013 Richard Sandiford <richard@codesourcery.com>
29015 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29016 * config/m68k/m68k.opt: Resort options.
29017 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29019 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29020 Richard Sandiford <richard@codesourcery.com>
29022 * doc/invoke.texi: Document the macros that are defined by
29023 m68k's -mtune and -mhard-float options.
29024 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29025 (m68k_cpp_cpu_family): Likewise.
29026 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29027 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29028 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29029 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29030 (m68k_cpp_cpu_family): Likewise.
29032 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29034 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29035 macros besides mc68000 as tuning macros. Use a switch statement
29036 to set them and mcpu32.
29038 2007-01-12 Julian Brown <julian@codesourcery.com>
29040 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29041 (TARGET_68040_ONLY): Rename to...
29042 (TARGET_68040): ...this.
29043 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29044 * config/m68k/m68k.md: Likewise.
29046 2007-01-12 Julian Brown <julian@codesourcery.com>
29047 Nathan Sidwell <nathan@codesourcery.com>
29048 Richard Sandiford <richard@codesourcery.com>
29050 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29051 the -mcpu= argument associated with the --with-cpu setting.
29052 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29053 if different from the one implied by the -mcpu setting.
29054 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29055 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29056 * doc/invoke.texi: Mention ColdFire in the introduction to the
29057 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29058 -mno-div and -mhard-float options. Make -m68881 a synonym for
29059 -mhard-float. Document the previously-undocumented -m5206e,
29060 -m528x, -m5307 and -m5407 options. Tweak the existing option
29061 documentation for consistency.
29062 * doc/install.texi: Mention new --with-cpu arguments.
29063 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29064 default CPU if neither -mcpu nor -march are specified.
29065 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29066 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29067 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29068 using m68k_tune to decide between families that implement the
29069 same ISA. Use m68k_tune to set __mcfv4e__.
29070 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29071 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29072 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29073 (FL_ISA_C, FL_ISA_MMU): New macros.
29074 (MASK_COLDFIRE): Delete.
29075 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29076 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29077 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29078 (TARGET_HARD_FLOAT): Do not define here.
29079 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29080 (TUNE_68000): New macro.
29081 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29082 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29083 (TUNE_CFV2): Redefine in terms of m68k_tune.
29084 (uarch_type, target_device, fpu_type): New enums.
29085 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29086 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29087 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29088 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29089 (FL_FOR_isa_c): New macros.
29090 (m68k_isa): New enum.
29091 (m68k_target_selection): New structure.
29092 (all_devices, all_isas, all_microarchs): New tables.
29093 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29094 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29095 (MASK_ALL_CPU_BITS): Delete.
29096 (m68k_find_selection): New function.
29097 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29098 Map the legacy target options to a combination of the new ones.
29099 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29100 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29101 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29103 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29104 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29106 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29107 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29108 * config/m68k/m68k-devices.def: New file.
29110 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29111 Nathan Sidwell <nathan@codesourcery.com>
29113 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29114 (SUBTARGET_EXTRA_SPECS): New macros.
29115 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29116 use %(asm_cpu_spec) instead.
29117 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29118 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29119 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29120 (EXTRA_SPECS): Rename to...
29121 (SUBTARGET_EXTRA_SPECS): ...this.
29123 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29124 Richard Sandiford <richard@codesourcery.com>
29125 Julian Brown <julian@codesourcery.com>
29127 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29128 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29129 to the configuration's default CPU.
29130 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29131 Remove default masks.
29132 (m680[012]0-*-*): Set the default with_cpu to the first part of
29134 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29135 (m68k*-*-linux): Extend the --with-cpu handling to...
29136 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29137 and m68010. Don't set target_cpu_default2.
29138 * doc/install.texi: Document --with-cpu for m68k.
29139 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29140 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29141 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29142 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29143 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29144 (ASM_SPEC): Remove use of %(asm_cpu_default).
29145 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29146 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29147 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29148 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29149 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29150 (TARGET_DEFAULT): Delete.
29151 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29152 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29153 (CPP_CPU_SPEC): Delete.
29154 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29155 the appropriate string.
29156 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29157 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29158 (ASM_SPEC): Don't use %(asm_default_spec).
29159 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29160 TARGET_DEFAULT and add MASK_68881.
29161 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29163 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29165 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29166 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29167 MASK_68010 alongside MASK_68020.
29168 * doc/invoke.texi: Document -m68010.
29169 * config/m68k/m68k.opt (m68010): New.
29170 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29172 (TUNE_68010): New macro.
29173 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29174 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29175 (M68K_CPU_m68332): Add MASK_68010.
29176 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29177 fallback definition.
29178 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29180 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29181 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29182 to all entries that use MASK_68020.
29183 (output_move_simode_const, output_move_himode, output_move_qimode)
29184 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29185 instead of TARGET_68020 to select clr behavior. Remove comment
29186 about there being no TARGET_68010.
29187 * config/m68k/m68k.md: Likewise throughout.
29189 2007-01-12 Julian Brown <julian@codesourcery.com>
29191 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29192 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29193 * config/m68k/m68k.md: Likewise.
29195 2007-01-12 Julian Brown <julian@codesourcery.com>
29197 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29198 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29200 2007-01-12 Julian Brown <julian@codesourcery.com>
29202 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29203 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29204 * config/m68k/m68k.md: Likewise.
29206 2007-01-12 Julian Brown <julian@codesourcery.com>
29207 Richard Sandiford <richard@codesourcery.com>
29209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29210 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29211 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29213 (TARGET_CPU32): Rename to...
29214 (TUNE_CPU32): ...this.
29215 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29216 (TUNE_CFV2): New macros.
29217 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29218 remove conditions that are implied by TARGET_68020.
29219 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29220 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29221 (m68k_output_function_epilogue): Likewise.
29222 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29223 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29224 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29225 non-68000 timings. Refactor multiplication and division costs.
29226 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29227 TUNE_CPU32 instead of TARGET_CPU32.
29228 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29229 and TUNE_68060 instead of TARGET_68060.
29230 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29231 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29233 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29234 && !TARGET_COLDFIRE" to choose between moveq and clr.
29235 Likewise in the unnamed movsf pattern.
29236 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29237 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29240 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29242 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29243 of tabbing before backslashes.
29245 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29247 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29248 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29249 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29251 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29253 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29254 find_interesting_uses_cond.
29255 (find_interesting_uses_cond): Use extract_cond_operands.
29256 (rewrite_use_compare): Use extract_cond_operands and
29257 force_gimple_operand_bsi. Do not call update_stmt.
29258 (determine_use_iv_cost_condition): Use extract_cond_operands.
29259 Return cheaper of using original bound and changing the exit bound.
29261 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29263 PR tree-optimization/29516
29264 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29265 most_expensive_mult_to_index, addr_to_parts,
29266 create_mem_ref, maybe_fold_tmr): Make the type of
29267 fields of TARGET_MEM_REF sizetype.
29268 (move_fixed_address_to_symbol, move_pointer_to_base):
29270 * tree.def (TARGET_MEM_REF): Add comment on types of
29273 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29275 * c-common.c (vector_types_convertible_p): Treat opaque types as
29276 always convertible if they have the same size, but not otherwise.
29278 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29280 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29281 Remove the b_unconditional field.
29282 (noce_try_sign_mask): Do not look at b_unconditional.
29283 (noce_process_if_block): Do not use merge_if_blocks. Update
29284 the CFG here. Do not set b_unconditional.
29285 (cond_move_process_if_block): Likewise.
29286 (find_cond_trap): Likewise.
29287 (check_cond_move_block): Require simple jump insns at the end
29288 of the basic block.
29290 2007-01-11 Jan Hubicka <jh@suse.cz>
29292 PR tree-optimization/1046
29293 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29294 when alias info is not ready.
29295 (pass_tail_recursion): Do not require aliasing.
29296 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29297 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29298 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29299 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29300 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29301 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29302 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29304 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29305 When aliasing is not build, mark statement as volatile.
29307 2007-01-11 Tom Tromey <tromey@redhat.com>
29309 PR preprocessor/15185, PR preprocessor/20989:
29310 * doc/cppopts.texi <-MT>: Update description of algorithm for
29311 computing default target.
29312 <-M, -MD>: Reword "basename" text.
29314 2007-01-11 Roger Sayle <roger@eyesopen.com>
29316 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29317 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29318 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29319 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29320 fold_builtin_bswap, real_constp, fold_builtin_pow,
29321 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29322 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29323 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29324 * convert.c (convert_to_pointer): Likewise.
29325 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29326 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29327 const_binop, fold_convert_const_int_from_int,
29328 fold_convert_const_int_from_real,
29329 fold_convert_const_real_from_real, sign_bit_p,
29330 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
29331 fold_sign_changed_comparison, fold_unary, fold_comparison,
29332 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
29333 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
29334 * print-tree.c (print_node_brief, print_node): Likewise.
29335 * stor-layout.c (place_field, layout_type): Likewise.
29336 * tree-chrec.c (keep_cast): Likewise.
29337 * tree.c (build_vector, build_real, build_real_from_int_cst,
29338 build_complex): Likewise.
29340 2007-01-11 Roger Sayle <roger@eyesopen.com>
29342 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
29343 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
29345 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
29347 * configure.ac (strict1_warn): Rename to strict_warn.
29348 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
29349 cc_set_by_configure, quoted_cc_set_by_configure,
29350 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
29351 all_boot_languages, all_stagestuff): Remove.
29352 (target_list): Remove bootstrap targets.
29353 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
29354 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
29355 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
29356 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
29357 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
29358 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
29359 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
29360 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
29361 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
29362 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
29363 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
29364 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
29365 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
29366 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
29367 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
29368 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
29369 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
29370 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
29371 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
29372 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
29373 (mostlyclean): Adjust.
29374 (clean, distclean): Don't mention bootstrap stuff.
29375 * configure: Regenerate.
29376 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
29377 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
29378 treelang/config-lang.in (stagestuff): Remove.
29379 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
29380 stageprofile, stagefeedback, stagestuff): Remove mention.
29382 2007-01-11 Nick Clifton <nickc@redhat.com>
29384 * config/mcore/predicates.md (mcore_general_movesrc_operand):
29386 (mcore_general_movdst_operand): Do not accept CONST_INTs.
29387 (mcore_arith_K_S_operand): Run the test for the S constraint not
29388 the test for the M constraint.
29389 (mcore_addsub_operand): Do not accept integer values that are
29390 larger than 32 bits.
29391 * config/mcore/mcore.md: Remove unused constraints from split.
29392 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
29393 (addsi3): Likewise.
29394 (allocate_stack): Likewise.
29395 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
29396 operands to 32 bits.
29397 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
29399 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
29400 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
29401 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
29402 mcore_output_bclri, mcore_output_andn, output_inline_const,
29403 mcore_output_move, mcore_output_movedouble): Likewise.
29404 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
29405 (output_inline_const): Likewise.
29406 (output_inline_const): Fix format strings used in sprintf
29408 * config/mcore/mcore-protos.h: Update prototypes for changed
29409 functions in mcore.c.
29410 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
29411 HOST_WIDE_INT and not int.
29412 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
29413 CONST_OK_FOR_N): Likewise.
29414 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
29415 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
29418 2007-01-10 Jan Hubicka <jh@suse.cz>
29420 * tree-vrp.c (remove_range_assertions): Release defs.
29421 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
29422 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
29424 2007-01-10 Paul Brook <paul@codesourcery.com>
29426 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
29427 * config/arm/arm.md (mulsi3subsi): New insn.
29429 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
29431 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
29432 (tree_transform_and_unroll_loop): New.
29433 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
29436 2007-01-10 Robert Kennedy <jimbob@google.com>
29438 * fold-const.c (fold_comparison): Fold comparisons like (x *
29439 1000 < 0) to (x < 0).
29441 2007-01-10 Ian Lance Taylor <iant@google.com>
29443 * tree-pretty-print.c (dump_generic_node): Print parentheses when
29444 operands have the same priority.
29446 2007-01-10 Tom Tromey <tromey@redhat.com>
29448 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
29449 (fold_binary): Likewise.
29450 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
29451 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
29452 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
29453 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
29454 * langhooks.h (struct lang_hooks): Removed field
29455 'can_use_bit_fields_p'.
29457 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
29459 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
29461 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
29463 * function.c (get_last_funcdef_no): New function.
29464 * function.h (get_last_funcdef_no): Declare.
29465 * tree-inline.c (initialize_cfun): Add initialization.
29466 (tree_function_versioning): Cleanup.
29468 2007-01-10 Jan Hubicka <jh@suse.cz>
29470 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
29473 2007-01-10 Sa Liu <saliu@de.ibm.com>
29474 Ben Elliston <bje@au.ibm.com>
29476 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
29477 for SAVE_NONLOCAL and Pmode for any other save level.
29478 * spu-protos.h (spu_restore_stack_block): Declare.
29479 * spu.md (save_stack_block): Remove.
29480 (restore_stack_block): Call spu_restore_stack_block.
29481 * spu.c (spu_restore_stack_block): New function.
29482 (spu_expand_epilogue): Remove old comment.
29484 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
29486 PR tree-optimization/30322
29487 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
29488 (cand_value_at): Return the value as aff_tree.
29489 (may_eliminate_iv): Convert the bound from aff_tree to tree.
29490 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
29491 aff_combination_mult): New functions.
29492 (aff_combination_add): Use aff_combination_add_cst.
29493 (aff_combination_convert): Allow conversions to a wider type.
29494 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
29495 * tree-affine.h (aff_combination_mult): Declare.
29497 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
29499 * doc/tm.texi: Update documentation to reflect reality of exec
29500 and start file search behaviours. Update copyright year.
29501 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
29502 header file directories.
29504 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
29506 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
29507 (*cosxf2): Rename to cosxf2_i387.
29508 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
29509 using X87MODEF12 mode macro. Rename patterns to
29510 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
29512 (*cosdf2, *cossf2): Ditto.
29513 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
29514 to match extended input operands.
29515 (sincos<mode>3): New expander.
29516 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
29517 insn patterns and corresponding splitters.
29519 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
29521 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
29522 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
29524 2007-01-09 Nicolas Pitre <nico@cam.org>
29527 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
29529 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29531 * target.h (struct gcc_target): New field library_rtti_comdat.
29532 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
29533 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
29534 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
29535 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
29537 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29539 * doc/invoke.texi (Optimize Options): Correct description of -O0.
29541 2007-01-08 Richard Guenther <rguenther@suse.de>
29543 * tree.h (force_fit_type_double): Export.
29544 (force_fit_type): Remove.
29545 * fold-const.c (force_fit_type_double): New function.
29546 (force_fit_type): Remove.
29547 (int_const_binop): Use it.
29548 (fold_convert_const_int_from_int): Likewise.
29549 (fold_convert_const_int_from_real): Likewise.
29550 (fold_div_compare): Likewise.
29551 (fold_sign_changed_comparison): Likewise.
29552 (fold_unary): Likewise.
29553 (fold_negate_const): Likewise.
29554 (fold_abs_const): Likewise.
29555 (fold_not_const): Likewise.
29556 * c-common.c (shorten_compare): Use force_fit_type_double.
29557 * convert.c (convert_to_pointer): Likewise.
29559 2007-01-08 Richard Guenther <rguenther@suse.de>
29561 * tree.h (build_int_cst_wide_type): Export.
29562 * tree.c (build_int_cst_wide_type): New function.
29563 (build_int_cst_wide): Fix comment.
29564 * builtins.c (fold_builtin_object_size): Use build_int_cst
29565 to build -1 or 0 of the correct type. Use fit_double_type
29566 to check for overflow.
29567 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
29569 (decode_field_reference): Likewise.
29570 (all_ones_mask_p): Likewise.
29571 (native_interpret_int): Use build_int_cst_wide_type.
29572 (fold_binary): Use build_int_cst_type to build an all-ones
29574 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
29576 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
29578 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
29580 2007-01-09 Ben Elliston <bje@au.ibm.com>
29582 * genautomata.c (STATS_OPTION): New option.
29583 (stats_flag): New flag.
29584 (gen_automata_option): Handle it.
29585 (initiate_automaton_gen): Ditto.
29586 (write_automata): Output statistics only if stats_flag is
29587 set. Likewise, output time statistics only if time_flag is set.
29588 * doc/md.texi (Processor pipeline description): Document new flag.
29590 2007-01-08 Richard Guenther <rguenther@suse.de>
29592 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
29593 * tree.c (build_int_cst_type): Likewise.
29594 (size_in_bytes): Don't call force_fit_type on the result.
29595 (int_fits_type_p): Use fit_double_type.
29596 * fold-const.c (fit_double_type): New function.
29597 (force_fit_type): Use it.
29598 * tree.h (fit_double_type): Export.
29600 2007-01-08 Jan Hubicka <jh@suse.cz>
29602 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
29603 * ipa.c (function_and_variable_visibility): Fix return type.
29605 2007-01-08 Richard Guenther <rguenther@suse.de>
29607 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
29608 of offset to build the index.
29609 * tree-pretty-print.c (dump_generic_node): Don't build negated
29610 const just for printing.
29611 * c-pretty-print.c (pp_c_integer_constant): Likewise.
29612 * builtins.c (fold_builtin_int_roundingfn): Check if result
29613 fits the type by using force_fit_type and comparing the result.
29614 * predict.c (predict_loops): Use compare_tree_int for comparison.
29615 * tree.c (build_int_cst): Fall back to integer_type_node for
29617 (build_int_cst_wide): Assert type is non-null.
29619 2007-01-08 Roberto Costa <roberto.costa@st.com>
29621 * tree-vrp.c (extract_range_from_cond_expr): New.
29622 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
29623 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
29625 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
29626 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
29627 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
29628 used as expressions.
29629 * tree-object-size.c (cond_expr_object_size): New.
29630 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
29632 2007-01-08 Jan Hubicka <jh@suse.cz>
29634 * tree-ssa-forwprop.c (forward_propagate_into_cond,
29635 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
29638 2007-01-08 Richard Guenther <rguenther@suse.de>
29640 PR tree-optimization/23603
29641 * tree-vrp.c (set_value_range_to_truthvalue): New function.
29642 (extract_range_from_binary): Fall back to truthvalue instead of
29643 varying for TRUTH_*_EXPR.
29644 (extract_range_from_comparison): Fall back to truthvalue instead of
29646 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
29647 if all visited PHI values were constant.
29649 2007-01-08 Jan Hubicka <jh@suse.cz>
29651 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
29652 (cgraph_analyze_function): break out from ...
29653 (cgraph_finalize_compilation_unit): ... here.
29654 (cgraph_expand_function): Remove forgoten commented out line.
29655 (cgraph_optimize): Analyze functions.
29657 2007-01-08 Jan Hubicka <jh@suse.cz>
29659 * tree-pas.h (TODO_remove_function): New flag.
29660 (TODO_update*): Renumber.
29661 (pass_ipa_increase_alignment,
29662 pass_ipa_function_and_variable_visibility): New passes.
29663 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29664 (cgraph_function_and_variable_visibility): Move to ipa.c
29665 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29666 cgraph_increase_alignment.
29667 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29668 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29669 calling tree-inline.
29670 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29671 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29672 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29673 (gate_increase_alignment): New function.
29674 (pass_ipa_increase_alignment): New pass.
29675 * ipa.c: Inline tree-pass.h and timevar.h
29676 (function_and_variable_visibility): Move here from cgraphunit.c
29677 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29678 * passes.c (init_optimization_passes): Add the two new passes.
29679 (execute_todo): Handle cgraph_remove_functions.
29681 2007-01-08 Nick Clifton <nickc@redhat.com>
29683 * config/frv/predicates.md (reg_or_0_operand): Accept
29686 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29688 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29689 * config.gcc: Add bfin*-rtems*.
29691 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29693 * c.opt: Add -flax-vector-conversions.
29694 * c-typeck.c (convert_for_assignment): Pass flag to
29695 vector_types_convertible_p to allow emission of note.
29696 (digest_init): Likewise.
29697 * c-opts.c: Handle -flax-vector-conversions.
29698 * c-common.c (flag_lax_vector_conversions): New.
29699 (vector_types_convertible_p): Unless -flax-vector conversions
29700 has been passed, disallow conversions between vectors with
29701 differing numbers of subparts and/or element types. If such
29702 a conversion is disallowed, possibly emit a note on the first
29703 occasion only to inform the user of -flax-vector-conversions.
29704 The new last argument specifies this.
29705 * c-common.h (flag_lax_vector_conversions): New.
29706 (vector_types_convertible_p): Add extra argument.
29707 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29708 char_type_node for V*QI type vectors.
29709 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29710 Update to satisfy new typechecking rules.
29711 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29712 C and C++ variants.
29713 * doc/invoke.texi (C Dialect Options): Document
29714 -flax-vector-conversions.
29716 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29718 PR tree-optimization/29877
29719 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29720 a register variable on the RHS to not be replaceable.
29722 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29723 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29724 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29725 const_simm15, const_pow2, const_npow2): Added.
29726 * config/score/misc.md (insv, extv, extzv, movmemsi,
29727 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29728 * config/score/score.c (score_address_cost, score_select_cc_mode):
29730 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29731 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29732 Update score_print_operand.
29733 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29734 Adjust register allocate order and update some macro define.
29735 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29736 mdx_block_move_straight, mdx_block_move_loop_head,
29737 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29738 mdx_block_move_loop, mdx_block_move): Added.
29739 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29740 mdp_limm): Updated and fix some bug and typo.
29741 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29742 (movsf, movdf, doloop_end): Added.
29744 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29746 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29747 config/arm/thumb2.md: Fix comment typos.
29748 * doc/extend.texi: Fix a typo.
29750 2007-01-07 Eric Christopher <echristo@apple.com>
29752 * configure.ac: Check for __stack_chk_fail for darwin.
29753 * configure: Regenerate.
29755 2007-01-07 Richard Guenther <rguenther@suse.de>
29757 * tree-vrp.c (extract_range_from_assert): CSE calls to
29758 compare_values where possible.
29759 (extract_range_from_unary_expr): Likewise.
29761 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29763 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29764 * config/avr/avr.c (call_insn_operand): Delete function.
29765 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29766 instead of register number. Use predicates.
29767 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29768 call_insn_operand): Add.
29770 2007-01-06 Jan Hubicka <jh@suse.cz>
29772 * tree-pass.h (pass_build_cgraph_edges): Declare.
29773 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29774 (visited_nodes): Remove.
29775 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29776 build_cgrpah_edges; make visited_nodes local.
29777 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29778 (record_references_in_initializer): Move to cgraphbuild.c
29779 (initialize_inline_failed, rebuild_cgraph_edges,
29780 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29781 (verify_cgraph_node): Make visited_nodes local.
29782 (cgraph_analyze_function): Do not call cgraph_create_edges and
29783 initialize_inline_failed.
29784 (cgraph_expand_function): Do not call cgraph_lower_function;
29785 assert that function is already lowered.
29786 * Makefile.in (cgraphbuild.o): New.
29787 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29788 at the end of lowering passes.
29790 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29792 * ifcvt.c (cond_move_convert_if_block): New function, code
29793 factored out from...
29794 (cond_move_process_if_block): ...here. Call the new function
29795 on the THEN and ELSE blocks.
29796 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29797 already takes care of this.
29799 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29802 * tree.h (TREE_OVERFLOW_P): New.
29803 * c-typeck.c (parser_build_unary_op): Warn only if result
29804 overflowed and operands did not.
29805 (parser_build_binary_op): Likewise.
29806 (convert_for_assignment): Remove redundant overflow_warning.
29807 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29809 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29811 * c-typeck.c (store_init_value): Split over two lines to follow
29812 the GNU coding style.
29814 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29816 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29817 __GXX_EXPERIMENTAL_CXX0X__.
29818 * doc/cpp.texi: Same.
29820 2007-01-05 Richard Guenther <rguenther@suse.de>
29822 PR middle-end/27826
29823 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29824 with mismatched types. Instead explicitly build a
29825 conversion NOP_EXPR.
29827 2007-01-05 Ian Lance Taylor <iant@google.com>
29829 * c-common.c (decl_with_nonnull_addr_p): New function.
29830 (c_common_truthvalue_conversion): Call it.
29831 * c-typeck.c (build_binary_op): Likewise.
29832 * c-common.h (decl_with_nonnull_addr_p): Declare.
29834 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29837 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29840 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29842 * doc/install.texi (Final install): Document the fact that
29843 the GNAT runtime should not be stripped.
29845 2007-01-04 Jan Hubicka <jh@suse.cz>
29847 * tree-inline.c (fold_marked_statements): Update operand caches
29848 and EH after folding
29850 2007-01-04 Ian Lance Taylor <iant@google.com>
29852 * c-common.c (check_function_nonnull): Whitespace fix.
29854 2007-01-04 Jan Hubicka <jh@suse.cz>
29856 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29857 comitted older version of patch.
29858 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29859 function, celanup cfg and collect garbage.
29861 2007-01-04 Mike Stump <mrs@apple.com>
29863 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29866 2007-01-04 Eric Christopher <echristo@apple.com>
29868 * libgcc2.c (__bswapsi2): Use SItype.
29869 (__bswapdi2): Use DItype.
29870 * libgcc2.h: Update for above.
29872 2007-01-04 Paul Brook <paul@codesourcery.com>
29874 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29875 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29876 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29877 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29878 umulsi3_highpart): Make conditional on !arm_arch6.
29879 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29880 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29881 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29882 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29883 umulsi3_highpart_v6): New insns.
29885 2007-01-04 Roger Sayle <roger@eyesopen.com>
29887 * fold-const.c (fold_convert): When casting an expression to void,
29888 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29889 have a type. Instead of attempting to build a NOP_EXPR, return
29890 these "special" trees directly.
29892 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29894 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29895 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29896 rs6000_cost->fp not 0 as adjustment for outer NEG.
29898 2007-01-04 Jan Hubicka <jh@suse.cz>
29900 * cgraph.c (cgraph_release_function_body): New function.
29901 (cgraph_remove_node): Use it.
29902 * cgraph.h (cgraph_release_function_body): Declare.
29903 * cgraphunit.c (cgraph_expand_function): Use it.
29904 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29905 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29906 is initialized and while compilation of other function is running.
29907 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29908 statement CFG annotations from here to ...
29909 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29911 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29913 * cfgloop.h (enum li_flags): Make the constants powers of two.
29915 2007-01-04 Jan Hubicka <jh@suse.cz>
29917 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29919 (fold_marked_statements): New function.
29920 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29921 * tree-inline.h (copy_body_data): Add statements_to_fold.
29923 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29925 * config.gcc: Mention libgcc/config.host.
29926 * Makefile.in: Update comments mentioning libgcc.
29927 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29928 (all.cross, start.encap, rest.encap, rest.cross): Update
29929 dependencies for libgcc move.
29930 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29931 (clean-target, clean-target-libgcc): Delete.
29932 (srcdirify, GCC_EXTRA_PARTS): New macros.
29933 (libgcc-support, libgcc.mvars): New rules.
29934 (distclean): Remove mention of mklibgcc.
29935 (install): Don't reference INSTALL_LIBGCC.
29936 (install-common): Don't reference EXTRA_PARTS.
29937 (install-libgcc, install-multilib): Delete rules.
29938 * mklibgcc.in: Delete file.
29939 * doc/configfiles.texi: Don't mention mklibgcc.
29941 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29942 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29943 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29944 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29945 (mklibgcc, ldblspecs): Likewise.
29947 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29948 (posixpre.def): Use $(T).
29949 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29950 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29951 (SHLIB_LINK): Make dummy.
29952 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29954 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29956 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29957 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29958 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29959 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29961 * configure.ac (all_outputs): Remove mklibgcc.
29962 * configure: Regenerated.
29964 2007-01-03 Josh Conner <jconner@apple.com>
29966 PR middle-end/29683
29967 * calls.c (compute_argument_addresses): Set stack and stack_slot
29968 for partial args, too.
29969 (store_one_arg): Use locate.size.constant for the size when
29970 generating a save_area.
29972 2007-01-03 Robert Kennedy <jimbob@google.com>
29974 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29975 whose definitions are deleted due to basic block merging.
29977 2007-01-03 Paul Brook <paul@codesourcery.com>
29980 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29982 (use_return_insn): Return 0 for Thumb interrupt functions.
29983 (print_multi_reg): Add rfe argument for IRQ returns.
29984 (arm_output_epilogue): Pop interrupt return address directly into PC.
29985 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29987 2007-01-03 Paul Brook <paul@codesourcery.com>
29989 Merge from sourcerygxx-4_1.
29990 * config/arm/thumb2.md: New file.
29991 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29993 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29994 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29995 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29996 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29998 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29999 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30001 * config/arm/ieee754-sf.S: Ditto.
30002 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30003 (thumb1_base_register_rtx_p): ... to this.
30004 (thumb_index_register_rtx_p): Rename...
30005 (thumb1_index_register_rtx_p): ... to this.
30006 (thumb_output_function_prologue): Rename...
30007 (thumb1_output_function_prologue): ... to this.
30008 (thumb_legitimate_address_p): Rename...
30009 (thumb1_legitimate_address_p): ... to this.
30010 (thumb_rtx_costs): Rename...
30011 (thumb1_rtx_costs): ... to this.
30012 (thumb_compute_save_reg_mask): Rename...
30013 (thumb1_compute_save_reg_mask): ... to this.
30014 (thumb_final_prescan_insn): Rename...
30015 (thumb1_final_prescan_insn): ... to this.
30016 (thumb_expand_epilogue): Rename...
30017 (thumb1_expand_epilogue): ... to this.
30018 (arm_unwind_emit_stm): Rename...
30019 (arm_unwind_emit_sequence): ... to this.
30020 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30021 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30022 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30023 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30024 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30025 thumb2_output_casesi): New functions.
30026 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30027 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30028 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30029 THUMB2_WORK_REGS): Define.
30030 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30031 arm_condexec_mask, arm_condexec_masklen)): New variables.
30032 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30033 (arm_override_options): Check new CPU capabilities.
30034 Set new architecture flag variables.
30035 (arm_isr_value): Handle v7m interrupt functions.
30036 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30038 (const_ok_for_arm): Handle Thumb-2 constants.
30039 (arm_gen_constant): Ditto. Use movw when available.
30040 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30042 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30043 (thumb_find_work_register, arm_load_pic_register,
30044 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30045 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30046 print_multi_reg, output_mov_long_double_fpa_from_arm,
30047 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30048 output_mov_double_fpa_from_arm, output_move_double,
30049 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30050 output_return_instruction, arm_output_function_prologue,
30051 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30052 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30053 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30054 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30055 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30056 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30058 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30059 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30060 (arm_file_start): Output directive for unified syntax.
30061 (arm_unwind_emit_set): Handle stack alignment instruction.
30062 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30063 Add v6t2, v7, v7a, v7r and v7m.
30064 (RETLDM): Add Thumb-2 code.
30065 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30066 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30067 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30068 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30069 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30070 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30071 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30072 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30073 ADJUST_INSN_LENGTH): Define.
30074 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30075 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30076 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30077 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30078 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30079 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30080 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30081 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30082 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30083 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30084 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30085 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30086 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30087 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30088 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30089 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30090 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30092 * config/arm/arm-tune.md: Regenerate.
30093 * config/arm/arm-protos.h: Update prototypes.
30094 * config/arm/vfp.md: Enable patterns for Thumb-2.
30095 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30096 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30097 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30098 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30099 * config/arm/libunwind.S: Add Thumb-2 code.
30100 * config/arm/constraints.md: Update include Thumb-2.
30101 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30102 * config/arm/ieee754-df.S: Ditto.
30103 * config/arm/bpabi.S: Ditto.
30104 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30105 * config/arm/predicates.md (low_register_operand,
30106 low_reg_or_int_operand, thumb_16bit_operator): New.
30107 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30108 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30109 * config/arm/t-arm-elf: Add armv7 multilib.
30110 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30112 (UNSPEC_STACK_ALIGN, ce_count): New.
30113 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30114 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30116 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30117 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30118 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30119 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30120 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30121 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30123 * doc/extend.texi: Document ARMv7-M interrupt functions.
30124 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30126 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30128 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30129 (struct _Unwind_Context): Rename args_size to flags, remove
30130 signal_frame field, add a new args_size field and version field.
30131 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30132 _Unwind_IsExtendedContext): New inline functions.
30133 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30134 Assume by_value array is only present if _Unwind_IsExtendedContext.
30135 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30136 _Unwind_IsSignalFrame.
30137 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30138 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30139 (uw_init_context_1): Initialize context->flags to
30140 EXTENDED_CONTEXT_BIT.
30141 * config/rs6000/linux-unwind.h (frob_update_context): Use
30142 _Unwind_SetSignalFrame.
30144 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30146 PR middle-end/30353
30147 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30148 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30151 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30153 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30154 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30155 RET, AT_SP): Remove.
30156 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30159 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30160 * cfgbuild.c (find_basic_blocks): Likewise.
30161 * cfgrtl.c (rtl_create_basic_block): Likewise.
30162 * function.c (temp_slots_at_level): Likewise.
30163 * reg-stack.c (stack_regs_mentioned): Likewise.
30164 * regclass.c (allocate_reg_info): Likewise.
30165 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30166 set_bb_for_stmt, move_block_to_fn): Likewise.
30167 * tree-complex.c (tree_lower_complex): Likewise.
30168 * vec.h (VEC_safe_grow_cleared): New.
30170 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30172 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30174 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30175 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30177 * cfgloopmanip.c (scale_loop_frequencies): Export.
30178 (loopify): Scale the frequencies by prescribed coefficients.
30179 (set_zero_probability): New function.
30180 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30181 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30182 and frequencies according to arguments.
30183 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30185 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30186 * modulo-sched.c (sms_schedule): Set probabilities for entering
30187 versioned loop correctly.
30188 * tree-vect-transform.c (vect_transform_loop): Ditto.
30189 * cfgloop.h (loopify, loop_version): Declaration changed.
30190 (scale_loop_frequencies): Declared.
30192 2007-01-02 Jan Hubicka <jh@suse.cz>
30194 * cgraph.c: Include tree-flow.h
30195 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30196 early_local_passes.
30197 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30198 * tree-pass.h (pass_all_early_optimizations): Declare.
30199 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30200 early_local_passes.
30201 (cgraph_analyze_function): Do early_local_passes.
30202 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30203 Do not add referenced vars.
30204 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30206 (gate_all_early_local_passes): New gate.
30207 (pass_early_local_passes): Use new gate.
30208 (execute_early_local_optimizations): New functions.
30209 (gate_all_early_optimizations): New gate.
30210 (pass_all_early_optimizations): New pass.
30211 (execute_free_datastructures): Free SSA only when initialized.
30212 (gate_init_datastructures): Init only when optimizing.
30213 (tree_lowering_passes): Do early local passes when called late.
30214 * tree-profile.c (do_tree_profiling): Don't profile functions added
30216 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30217 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30219 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30220 during early_local_passes.
30221 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30224 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30226 * Makefile.in: Update copyright year.
30228 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30230 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30231 in $(lang_checks) and check-consistency targets.
30233 2007-01-02 Jan Hubicka <jh@suse.cz>
30235 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30236 Do not add referenced vars.
30237 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30239 * passes.c (init_optimization_passes): Put mudflap_2 after
30240 free_datastructures.
30242 2007-01-02 Jan Hubicka <jh@suse.cz>
30244 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30245 Set NOTHROW flag on call statements proved to be nothrow.
30246 Update statement of local calls so new pure/const functions are
30247 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30249 (tree_rest_of_compilation): Register hooks and initialize bitmap
30250 early. Do not set after_inlining flag.
30252 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30254 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30255 HOST_BITS_PER_LONGLONG
30257 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30260 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30261 warning for non-static initializers.
30263 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30265 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30266 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30267 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30268 Always use set_unique_reg_note to add REG_EQUAL notes.
30270 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30273 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30275 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30276 * cfgbuild.c (find_basic_blocks): Likewise.
30277 * cfgrtl.c (rtl_create_basic_block): Likewise.
30278 * function.c (temp_slots_at_level): Likewise.
30279 * reg-stack.c (stack_regs_mentioned): Likewise.
30280 * regclass.c (allocate_reg_info): Likewise.
30281 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30282 set_bb_for_stmt, move_block_to_fn): Likewise.
30283 * tree-complex.c (tree_lower_complex): Likewise.
30284 * vec.h (VEC_safe_grow_cleared): New.
30286 2007-01-02 Ian Lance Taylor <iant@google.com>
30288 * c-common.c (c_common_truthvalue_conversion): When warning about
30289 using an assignment as a truth value, set TREE_NO_WARNING.
30291 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30294 * c.opt (Wold-style-declaration): New.
30295 * doc/invoke.texi (C-only Warning Options): New.
30296 (Wold-style-declaration): Document it.
30297 (Wextra): Enabled by -Wextra.
30298 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30299 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30300 -Wold-style-declaration.
30302 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30304 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30305 * cfgbuild.c (find_basic_blocks): Likewise.
30306 * cfgrtl.c (rtl_create_basic_block): Likewise.
30307 * function.c (temp_slots_at_level): Likewise.
30308 * reg-stack.c (stack_regs_mentioned): Likewise.
30309 * regclass.c (allocate_reg_info): Likewise.
30310 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30311 set_bb_for_stmt, move_block_to_fn): Likewise.
30312 * tree-complex.c (tree_lower_complex): Likewise.
30313 * vec.h (VEC_safe_grow_cleared): New.
30315 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30317 * c-common.c (c_common_nodes_and_builtins): Since variants of
30318 void_type_node get built before it is given a name, we need to
30319 give those variants the name, too.
30320 (complete_array_type): We need to work with the canonical main
30321 type of the array, from which we will build the qualified version.
30322 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30323 * print-tree.c (print_node): Display canonical type information
30325 * stor-layout.c (layout_type): When we don't know the
30326 alignment of a type for which we're building an array, we end up
30327 guessing wrong, so make the type require structural equality.
30328 * tree.c (make_node_stat): When we build a new type, it is its
30329 own canonical type.
30330 (build_type_attribute_qual_variant): When building an attribute
30331 variant, its canonical type is the non-attribute variant. However,
30332 if the attributes are target-dependent and they differ, we need to
30333 use structural equality checks for this type.
30334 (build_qualified_type): A qualified type is not equivalent to its
30335 unqualified variant; set the canonical type appropriately.
30336 (build_distinct_type_copy): When building a distinct type from
30337 another type, the new type is its own canonical type.
30338 (build_variant_type_copy): When building a new type variant, we
30339 assume that it is equivalent to the original type.
30340 (build_pointer_type_for_mode): When building a pointer type, also
30341 build a canonical type pointer.
30342 (build_reference_type_for_mode): When building a reference type,
30343 also build a canonical type reference.
30344 (build_index_type): When we can't hash an index type (e.g.,
30345 because its maximum value is negative), the index type requires
30346 structural equality tests.
30347 (build_array_type): Build the canonical form of an array type.
30348 (build_function_type): Function types require structural equality,
30349 because they contain default arguments, attributes, etc.
30350 (build_method_type_directly): Ditto for method types.
30351 (build_offset_type): Build the canonical offset type.
30352 (build_complex_type): Build the canonical vector type.
30353 (make_vector_type): Build the canonical vector type.
30354 * tree.h (TYPE_CANONICAL): New.
30355 (TYPE_STRUCTURAL_EQUALITY_P): New.
30356 (SET_TYPE_STRUCTURAL_EQUALITY): New.
30357 (struct tree_type): Added "canonical" field.
30358 * params.h (VERIFY_CANONICAL_TYPES): New.
30359 * doc/c-tree.texi (TYPE_CANONICAL): Document.
30360 (TYPE_STRUCTURAL_EQUALITY_P): Document.
30361 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
30362 * doc/invoke.texi (verify-canonical-types): Document --param
30363 parameter for verifying canonical types.
30365 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30367 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
30368 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
30369 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
30370 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
30372 * config/rs6000/e500.h: New.
30373 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
30374 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
30376 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
30377 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
30378 TARGET_E500_DOUBLE): Remove.
30379 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
30380 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
30381 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
30382 * config/rs6000/rs6000.c (rs6000_override_options): Use
30383 CHECK_E500_OPTIONS.
30385 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30387 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
30388 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
30389 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
30390 rs6000_emit_cmove): Don't check TARGET_E500.
30391 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
30392 sordered): Don't check TARGET_E500.
30394 2007-01-01 Eric Christopher <echristo@apple.com>
30396 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
30397 HARD_REGISTER_NUM_P.
30399 2007-01-01 Roger Sayle <roger@eyesopen.com>
30401 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
30402 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
30403 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
30406 2007-01-01 Mike Stump <mrs@apple.com>
30408 * configure.ac: Remove support for building with Apple's gcc-3.1.
30410 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30412 PR middle-end/30311
30413 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
30414 REG is a hard register. Do not modify REG before calling
30416 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
30417 multiple of the size of YMODE for certain lowpart cases.
30419 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30421 PR middle-end/30253
30422 * gimplify (voidify_wrapper_expr): Update for
30423 GIMPLE_MODIFY_STMT.
30425 2007-01-01 Andreas Schwab <schwab@suse.de>
30428 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
30429 save of BR0 in extra_spill_size instead of spill_size.
30430 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
30432 (ia64_expand_epilogue): Restore BR0 from its new location.
30434 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30436 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
30437 Use a temporary variable if the left hand side is not a gimple
30440 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30442 * gimplify.c (gimplify_return_expr): Make the temporary variable
30443 for the return expression, a gimple register variable.
30445 2007-01-01 Jan Hubicka <jh@suse.cz>
30447 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
30450 2007-01-01 Mike Stump <mrs@apple.com>
30452 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
30454 * config/darwin.c (machopic_select_rtx_section): Use
30455 HAVE_GAS_LITERAL16.
30456 (darwin_mergeable_constant_section): Likewise.
30457 * configure: Regenerate.
30458 * config.in: Regenerate.
30460 2007-01-01 Jan Hubicka <jh@suse.cz>
30461 Andrew Pinski <pinskia@gmail.com>
30463 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
30464 before starting IPA passes.