1 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5 temporary registers. Change operand predicate to general_operand.
8 2008-04-16 Richard Guenther <rguenther@suse.de>
10 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11 * tree-affine.c (aff_combination_expand): Look through some
14 2008-04-15 Doug Kwan <dougkwan@google.com>
16 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18 * tree-pretty-print.c (dump_generic_node): Ditto.
19 * final.c (output_addr_const): Ditto.
20 * dwarf2out.c (output_cfi): Ditto.
21 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22 * print-rtl.c (print_rtx): Ditto.
23 * print-tree.c (print_node_brief, print_node): Ditto.
24 * c-common.c (match_case_to_enum_1): Ditto.
25 * sched-vis.c (print_value): Ditto.
26 * config/i386/i386.c (print_operand): Cast to long unsigned int
29 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
30 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
31 MS Windows VirtualProtect function.
33 2008-04-15 Jan Hubicka <jh@suse.cz>
35 * gengtype.c (write_root): Param_is argument is OK.
36 * expr.c (expand_expr_real_1): Update call of get_exception_*.
37 * function.h: Include varray.h
38 (rtl_eh): New stucture based on except.c one.
39 (call_site_record): New forward declaration and vector type.
40 * calls.c (emit_call_1): Do not call
41 note_current_region_may_contain_throw.
42 * except.c (eh_status): Remove cur_region, try_region since they are
44 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
45 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
46 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
47 Remove call_site_data_used, call_site_data_size.
48 Turn call_site_record into vector in function.h.
49 (note_current_region_may_contain_throw): Remove.
50 (get_exception_pointer, get_exception_filter): Do not take struct
51 function argument; update.
52 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
53 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
54 build_post_landing_pads, dw2_build_landing_pads,
55 sjlj_assign_call_site_values, sjlj_mark_call_sites,
56 sjlj_emit_function_enter, sjlj_emit_function_enter,
57 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
58 sjlj_build_landing_pads, finish_eh_generation,
59 remove_exception_handler_label, remove_eh_handler,
60 maybe_remove_eh_handler, add_reachable_handler,
61 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
62 add_action_record, collect_one_action_chain, add_call_site,
63 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
64 sjlj_output_call_site_table, output_function_exception_table,
65 * except.h (note_current_region_may_contain_throw): Remove
66 (get_exception_pointer, get_exception_filter): Do not take struct
68 * Makefile.in (GTFILES): Put varargs before struct function.
70 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
72 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
74 (get_constraint_for): Deal with STRING_CST here instead.
76 2008-04-15 Richard Guenther <rguenther@suse.de>
78 * tree-ssa-propagate.c (substitute_and_fold): Substitute
79 statements in a basic-block with a backward walk. Do not
80 substitute into dead statements but instead remove those.
82 2008-04-15 Richard Guenther <rguenther@suse.de>
84 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
85 to zero, thus disable creation of SFTs.
87 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
89 * tree-predcom.c (suitable_reference_p): Return false if the
92 2008-04-15 Jakub Jelinek <jakub@redhat.com>
95 * c-decl.c (finish_decl): If extern or static var has variable
96 size, set TREE_TYPE (decl) to error_mark_node.
98 2008-04-15 Rafael Espindola <espindola@google.com>
100 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
103 2008-04-15 Richard Guenther <rguenther@suse.de>
105 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
106 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
107 (visit_reference_op_load): Do walk vuse-vdef chains on
109 (visit_reference_op_store): But do not here.
110 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
112 (vn_lookup_with_vuses): But do so here.
114 2008-04-14 Ian Lance Taylor <iant@google.com>
116 * fold-const.c (fold_overflow_warning): Remove assertion.
118 2008-04-15 Ben Elliston <bje@au.ibm.com>
120 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
121 temp1 local variables.
123 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
126 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
127 ".text.unlikely" section as executable.
129 2008-04-14 James E. Wilson <wilson@tuliptree.org>
131 * config/ia64/ia64.c (rtx_needs_barrier): Handle
132 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
133 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
134 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
135 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
136 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
137 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
139 2008-04-14 Ian Lance Taylor <iant@google.com>
141 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
142 * fold-const.c (fold_comparison): If appropriate, test
143 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
144 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
145 reassociating a pointer type.
146 * doc/invoke.texi (Optimize Options): Document that
147 -fstrict-overflow applies to pointer wraparound.
149 2008-04-13 Jan Hubicka <jh@suse.cz>
151 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
153 2008-04-12 Andrew Pinski <pinskia@gmail.com>
155 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
156 we are going to "save the world".
158 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
160 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
161 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
162 operand 0 constraint, not "=".
164 2008-04-11 James E. Wilson <wilson@tuliptree.org>
166 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
168 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
170 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
171 of size of positions_needed * CHAR_BIT.
173 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
176 * dse.c (store_info): Change positions_needed to unsigned
178 (lowpart_bitmask): New.
179 (record_store): Cast to unsigned HOST_WIDE_INT for
180 positions_needed. Assert width <= size of positions_needed *
181 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
182 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
183 lowpart_bitmask to set mask.
185 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
187 * config/bfin/constraints.md: New file.
188 * config/bfin/bfin.md: Include it.
189 (adddi3): Use satisfies_constraint functions instead of the old macros.
190 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
191 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
192 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
193 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
194 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
195 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
196 EXTRA_CONSTRAINT): Delete.
197 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
198 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
200 * config/bfin/bfin.c: Include "tm-constrs.h".
201 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
202 Use satisfies_constraint functions instead of the old macros.
203 * doc/md.texi (Blackfin Constraints): Update file name reference.
205 2008-04-11 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/35869
208 * tree-vrp.c (execute_vrp): Move switch statement update after
209 jump threading. Schedule another cfg cleanup run.
211 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
214 * attribs.c (decl_attributes): Return early on errorneous node.
216 2008-04-10 Oleg Ryjkov <olegr@google.com>
218 * tree.h (struct tree_base): Added a new flag default_def_flag.
219 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
221 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
223 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
225 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
228 * pa.md: Define mode iterator P. Define mode attribute dwc.
229 (dcacheflush): Update pattern to use iterator P and attribute dwc.
230 (icacheflush): Likewise.
231 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
232 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
234 2008-04-11 Ben Elliston <bje@au.ibm.com>
236 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
238 2008-04-10 Rafael Espindola <espindola@google.com>
240 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
241 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
242 (extract_range_from_expr): The same.
244 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
246 * config/mips/mips.md (GPR2): New mode iterator.
248 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
249 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
250 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
251 Rewrite these to take two modes, the mode of comparison and the
252 mode of the destination.
253 * config/mips/mips.c (mips_expand_scc): Instead of having
254 paradoxical subreg as destination, expand "narrowing" scc if mode
255 of comparison is SI and target is requested in DI mode.
256 (mips_emit_int_order_test): Update comment. Make mode of
257 comparison match CMP0 rather than TARGET. When creating inverse
258 target use mode of TARGET.
260 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
262 * gcov-dump.c (tag_summary): Only print summaries for the first
263 GCOV_COUNTERS_SUMMABLE counters.
265 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
267 * config/i386/i386.md (absneg): New code iterator.
268 (absnegprefix): New code attribute.
269 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
270 patterns using absneg code iterator.
271 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
272 using absneg code iterator.
273 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
274 *neg<mode>2 patterns using absneg code iterator.
275 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
276 *negextendsfdf2 patterns using absneg code iterator.
277 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
278 *negextendsfxf2 patterns using absneg code iterator.
279 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
280 *negextendsfdf2 patterns using absneg code iterator.
281 * config/i386/sse.md (<code><mode>2): Macroize expander from
282 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
284 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
286 * config/s390/s390.h: Remove the remains of the recent search
287 & replace action of current_function_outgoing_args_size.
289 2008-04-10 Ira Rosen <irar@il.ibm.com>
291 PR tree-optimization/35821
292 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
293 NEW_STMT_LIST is not NULL.
295 2008-04-09 David Edelsohn <edelsohn@gnu.org>
298 * toplev.c (process_options): Remove -ffunction-sections debugging
301 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
303 PR middle-end/PR28690
304 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
305 than gen_rtx_fmt_ee to perform more canonicalizations.
307 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
310 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
312 2008-04-09 Richard Guenther <rguenther@suse.de>
314 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
315 (dump_function_to_file): Dump function arguments with types.
317 2008-04-08 Richard Guenther <rguenther@suse.de>
319 * fold-const.c (fold_widened_comparison): Do not allow
320 sign-changes that change the result.
322 2008-04-08 Janis Johnson <janis187@us.ibm.com>
325 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
326 kinds of indirect references.
328 2008-04-08 David Edelsohn <edelsohn@gnu.org>
330 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
331 GNU Fortran language string.
333 2008-04-08 Rafael Espindola <espindola@google.com>
335 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
336 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
337 * tree.h (tree_call_nonnegative_warnv_p): New.
339 2008-04-08 Jan Hubicka <jh@suse.cz>
341 * function.c (free_after_compilation): Clear out regno_reg_rtx
344 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
347 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
349 PR middle-end/PR28690
350 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
351 same precedence as REG_POINTER and MEM_POINTER operands.
353 2008-04-08 Richard Guenther <rguenther@suse.de>
356 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
357 for adding index to base.
359 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
361 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
362 (MINGW_ENABLE_EXECUTE_STACK): New.
363 (IN_LIBGCC2): For libgcc include windows.h file for
364 function declarations.
366 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
368 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
369 and tem2 if tem1 is not a REG or MULT.
371 2008-04-08 Jan Hubicka <jh@suse.cz>
373 * function.h (incomming_args): Break out of struct function.
374 (function_subsections): Break out of struct function.
375 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
376 return_rtx and hard_reg_initial_vals from struct function.
377 Kill inl_max_label_num.
378 (current_function_pops_args, current_function_args_info,
379 current_function_args_size, current_function_args_size,
380 current_function_pretend_args_size,
381 current_function_outgoing_args_size,
382 current_function_internal_arg_pointer, current_function_return_rtx):
383 Kill compatibility accestor macros.
384 * builtins.c (expand_builtin_apply_args_1): Update.
385 (expand_builtin_next_arg): Update.
386 * df-scan.c (df_get_call_refs): Update.
387 * dbxout.c (dbxout_function_end): Update.
388 * dwarf2out.c (dwarf2out_switch_text_section): Update.
389 (output_line_info): Update.
390 (secname_for_decl): Update.
391 (dwarf2out_var_location): Update.
392 * function.c (free_after_compilation): Update.
393 (assign_parm_find_stack_rtl): Update.
394 (assign_parms): Update.
395 (expand_dummy_function_end): Update.
396 (expand_function_end): Update.
397 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
398 (expand_call): Update.
399 (emit_library_call_value_1): Update.
400 (store_one_arg): Update.
401 * varasm.c (initialize_cold_section_name): Update.
402 (unlikely_text_section): Update.
403 (unlikely_text_section_p): Update.
404 (assemble_start_function): Update.
405 (assemble_end_function): Update.
406 (default_section_type_flags): Update.
407 (switch_to_section): Update.
408 * integrate.c (set_decl_abstract_flags): Update.
409 (get_hard_reg_initial_val): Update.
410 (has_hard_reg_initial_val): Update.
411 (allocate_initial_values): Update.
412 * resource.c (init_resource_info): Update.
413 * config/alpha/alpha.c (NUM_ARGS): Update.
414 (direct_return): Update.
415 (alpha_va_start): Update.
416 (alpha_sa_size): Update.
417 (alpha_initial_elimination_offset): Update.
418 (alpha_expand_prologue): Update.
419 (alpha_start_function): Update.
420 (alpha_expand_epilogue): Update.
421 (unicosmk_initial_elimination_offset):
422 * config/alpha/alpha.md (call expander): Update.
423 * config/s390/s390.c (s390_register_info): Update.
424 (s390_register_info): Update.
425 (s390_frame_info): Update.
426 (s390_initial_elimination_offset): Update.
427 (s390_build_builtin_va_list): Update.
428 (s390_va_start): Update.
429 * config/spu/spu.c (direct_return): Update.
430 (spu_expand_prologue): Update.
431 (spu_initial_elimination_offset): Update.
432 (spu_build_builtin_va_list): Update.
433 (spu_va_start): Update.
434 * config/sparc/sparc.c (sparc_init_modes): Update.
435 (sparc_compute_frame_size): Update.
436 (function_value): Update.
437 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
438 * config/i386/i386.md (return expander): Update.
439 * config/i386/i386.c (ix86_va_start): Update.
440 (ix86_can_use_return_insn_p): Update.
441 (ix86_compute_frame_layout): Update.
442 (ix86_expand_epilogue): Update.
443 * config/sh/sh.c (output_stack_adjust): Update.
444 (calc_live_regs): Update.
445 (sh_expand_prologue): Update.
446 (sh_builtin_saveregs): Update.
447 (sh_va_start): Update.
448 (initial_elimination_offset): Update.
449 (sh_allocate_initial_value): Update.
450 (sh_function_ok_for_sibcall): Update.
451 (sh_get_pr_initial_val): Update.
452 * config/sh/sh.md (return expander): Update.
453 * config/avr/avr.c (frame_pointer_required_p): UPdate.
454 * config/crx/crx.c (crx_compute_frame): UPdate.
455 (crx_initial_elimination_offset): UPdate.
456 * config/xtensa/xtensa.c (compute_frame_size): Update
457 (xtensa_builtin_saveregs): Update.
458 (xtensa_va_start): Update.
459 (order_regs_for_local_alloc): Update.
460 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
461 (xstormy16_expand_builtin_va_start): Update.
462 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
463 * config/m68hc11/m68hc11.md (return expanders): Update.
464 * config/m68hc11/m68hc11.c (expand_prologue): Update.
465 (expand_epilogue): Update.
466 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
467 (cris_simple_epilogue): Update.
468 (cris_expand_prologue): Update.
469 (cris_expand_epilogue): Update.
470 * config/iq2000/iq2000.c (iq2000_va_start): Update.
471 (compute_frame_size): Update.
472 * config/mt/mt.c (mt_compute_frame_size): Update.
473 * config/mn10300/mn10300.c (expand_prologue): Update.
474 (expand_epilogue): Update.
475 (initial_offset): Update.
476 (mn10300_builtin_saveregs):
477 * config/mn10300/mn10300.md (return expander): Update.
478 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
479 (ia64_initial_elimination_offset): Update.
480 (ia64_initial_elimination_offset): Update.
481 (ia64_expand_prologue): Update.
482 * config/m68k/m68k.md (return expander): Update.
483 * config/rs6000/rs6000.c (rs6000_va_start): Update.
484 (rs6000_stack_info): Update.
485 * config/mcore/mcore.c (layout_mcore_frame): Update.
486 (mcore_expand_prolog): Update.
487 * config/arc/arc.c (arc_compute_frame_size): Update.
488 * config/score/score3.c (score3_compute_frame_size): Update.
489 * config/score/score7.c (score7_compute_frame_size): Update.
490 * config/arm/arm.c (use_return_insn): Update.
491 (thumb_find_work_register): Update.
492 (arm_compute_save_reg_mask): Update.
493 (arm_output_function_prologue): Update.
494 (arm_output_epilogue): Update.
495 (arm_size_return_regs): Update.
496 (arm_get_frame_offsets): Update.
497 (arm_expand_prologue): Update.
498 (thumb_exit): Update.
499 (thumb_unexpanded_epilogue): Update.
500 (thumb1_output_function_prologue): Update.
501 * config/pa/pa.md (return expander): Update.
502 * config/pa/pa.c (compute_frame_size): Update.
503 (hppa_builtin_saveregs): Update.
504 * config/mips/mips.c (mips_va_start): Update.
505 (mips16_build_function_stub): Update.
506 (mips_compute_frame_info): Update.
507 (mips_restore_gp): Update.
508 (mips_output_function_prologue): Update.
509 (mips_expand_prologue): Update.
510 * config/v850/v850.c (compute_frame_size): Update.
511 (expand_prologue): * config/mmix/mmix.c (along): update.
512 (mmix_initial_elimination_offset): update.
513 (mmix_reorg): update.
514 (mmix_use_simple_return): update.
515 (mmix_expand_prologue): update.
516 (mmix_expand_epilogue): Update.
517 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
518 (emit_link_insn): Update.
520 2008-04-08 Anatoly Sokolov <aesok@post.ru>
522 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
523 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
525 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
528 2008-04-07 Jan Hubicka <jh@suse.cz>
530 * function.h (rtl): Rename to x_rtl.
532 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
533 frame_offset, stack_check_probe_note, arg_pointer_save_area,
534 used_temp_slots avail_temp_slots, temp_slot_level,
535 nonlocal_goto_handler_labels): Update accesstors.
536 (rtl): New global variable.
537 (struct function): Move some fileds to rtl_data.
538 (get_arg_pointer_save_area): Update prototype.
539 * builtins.c (expand_builtin_setjmp_receiver): Update call of
540 get_arg_pointer_save_area.
541 * expr.c (init_expr): Update
542 * function.c (get_frame_size): Update
543 (assign_stack_local): Update
544 (expand_function_end): Update.
545 (get_art_pointer_save_area): Update
547 * emit-rtl.c (rtl): Declare.
548 (regno_reg_rtx): Declare.
549 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
551 (gen_reg_rtx): Update.
552 * varasm.c (n_deferred_constatns): Update accestor.
553 (init_varasm_status): Do not allocate varasm_status.
554 (force_const_mem, get_pool_size, output_constant_pool): Update.
555 * stmt.c (force_label_rtx): Do not use x_ prefixes.
556 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
557 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
558 * sparc/sparc.h (INIT_EXPANDERS): Update.
559 * ia64/ia64.h (INIT_EXPANDERS): Update.
561 2008-04-07 James E. Wilson <wilson@tuliptree.org>
563 * reload.c (push_secondary_reload): Add missing break to for loop.
565 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
567 PR middle-end/PR28690
568 * rtlanal.c: Update copyright years.
569 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
570 as REG_POINTER and MEM_POINTER operands.
571 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
572 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
573 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
574 * gcse.c: Update copyright years.
575 (pre_delete): Call gen_reg_rtx_and_attrs.
576 (hoist_code): Likewise.
577 (build_store_vectors): Likewise.
578 (delete_store): Likewise.
579 * loop-invariant.c (move_invariant_reg): Likewise.
580 Update copyright years.
582 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
584 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
585 control string instead of quoted.
587 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
589 * doc/rtl.texi: Rewrite of subreg section.
591 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
594 * config/i386/i386.c (legitimize_pic_address): Add treating
595 of dllimport SYM_REF's.
596 (legitimize_dllimport_symbol): Add prototype.
598 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
600 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
601 reference in constructor with non self-referential type.
603 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
605 Removal of Return with Depressed Stack Pointer support
606 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
607 (ECF_SP_DEPRESSED): Likewise.
608 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
609 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
610 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
611 (expand_call): Do not test ECF_SP_DEPRESSED.
612 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
613 * function.c (keep_stack_depressed): Delete.
614 (handle_epilogue_set): Likewise.
615 (update_epilogue_consts): Likewise.
616 (emit_equiv_load): Likewise.
617 (thread_prologue_and_epilogue_insns): Remove support for Return with
618 Depressed Stack Pointer.
619 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
621 2008-04-06 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/35400
624 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
625 information from SSA_NAMEs.
627 2008-04-06 Anatoly Sokolov <aesok@post.ru>
629 * config/avr/avr.h (avr_mega_p): Remove declaration.
630 (AVR_MEGA): Remove macro.
631 * config/avr/avr.c (avr_mega_p): Remove variable.
632 (avr_override_options): Remove inicializion of avr_mega_p.
633 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
634 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
635 (avr_jump_mode): (Ditto.).
636 (avr_output_progmem_section_asm_op): (Ditto.).
637 (avr_asm_init_sections): (Ditto.).
638 (avr_asm_init_sections): (Ditto.).
639 (avr_rtx_costs): (Ditto.).
640 * config/avr/avr.md: (Ditto.).
641 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
644 2008-04-06 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/35842
647 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
648 is_gimple_invariant_address.
650 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
652 * gcc.c (default_compilers): Sync Fortran extensions list with
653 that in fortran/lang-specs.h.
654 * doc/invoke.texi: Likewise.
655 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
656 * dwarf2out.c (gen_compile_unit_die): Likewise.
658 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
660 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
662 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
665 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
666 attribute is used for nested functions.
668 2008-04-05 Jan Hubicka <jh@suse.cz>
670 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
672 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
674 (dump_files): Update.
675 (enable_rtl_dump_file): Do not accept letter argument.
676 * tree-pass.h (dump_file_info): Remove letter argument.
677 * toplev.c (decode_d_option): Update -da handling.
678 * toplev.h (enable_rtl_dump_file): Update prototype.
679 * passes.c (register_one_dump_file): Do not accept IPA argument; work
680 it out based on pass type.
681 (register_dump_files_1): Likewise.
682 (init_optimization_passes): Update register_one_dump_file calls.
683 (execute_one_pass): Sanity check that IPA passes are called at IPA
684 level and RTL passes at RTL level.
685 (execute_pass_list): IPA pass can not be after or subpass of
687 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
688 disallov RTL subpasses of IPA subpasses.
690 2008-04-05 Ben Elliston <bje@au.ibm.com>
692 * tree-cfg.c (need_fake_edge_p): Return false for calls to
693 builtins that return exactly once and do not throw. Cache call to
696 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
698 PR rtl-optimization/34916
700 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
701 between instruction pairs.
703 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
705 * doc/invoke.texi: Document -mbitops for SH.
706 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
707 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
708 * config/sh/sh.c (print_operand): Add %t operand code.
709 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
710 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
711 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
712 (extendqihi2): Likewise.
714 (insv): Use bset, bclr and bst instructions for SH2A if possible.
715 (extv): Use bld instruction for SH2A if possible.
717 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
718 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
719 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
720 (bset.b, bclr.b): Define peepholes.
721 * config/sh/sh.opt (mbitops): New option.
723 2008-04-04 Janis Johnson <janis187@us.ibm.com>
726 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
727 and view convert expression.
729 2008-04-04 Jakub Jelinek <jakub@redhat.com>
732 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
734 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
736 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
738 * config/i386/cpuid.h (bit_AES): New.
739 (bit_PCLMUL): Likewise.
741 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
742 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
743 SSE2 if AES or PCLMUL is enabled.
744 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
745 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
746 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
747 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
748 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
749 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
750 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
751 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
752 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
753 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
754 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
755 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
756 __builtin_ia32_aeskeygenassist128 and
757 __builtin_ia32_pclmulqdq128.
758 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
759 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
760 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
762 * config/i386/i386.h (TARGET_AES): New.
763 (TARGET_PCLMUL): Likewise.
764 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
766 * config/i386/i386.md (UNSPEC_AESENC): New.
767 (UNSPEC_AESENCLAST): Likewise.
768 (UNSPEC_AESDEC): Likewise.
769 (UNSPEC_AESDECLAST): Likewise.
770 (UNSPEC_AESIMC): Likewise.
771 (UNSPEC_AESKEYGENASSIST): Likewise.
772 (UNSPEC_PCLMUL): Likewise.
774 * config/i386/i386.opt (maes): New.
777 * config/i386/sse.md (aesenc): New pattern.
778 (aesenclast): Likewise.
780 (aesdeclast): Likewise.
782 (aeskeygenassist): Likewise.
783 (pclmulqdq): Likewise.
785 * config/i386/wmmintrin.h: New.
787 * doc/extend.texi: Document AES and PCLMUL built-in function.
789 * doc/invoke.texi: Document -maes and -mpclmul.
791 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
793 * function.c (free_after_parsing): Replace with
794 cxx_push_function_context from C++ front-end.
795 (allocate_struct_function): Don't call langhook.
796 * langhooks.h (struct lang_hooks_for_functions): Delete.
797 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
799 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
800 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
801 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
802 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
803 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
804 remove LANG_HOOKS_FUNCTION_INITIALIZER.
805 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
807 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
808 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
810 2008-04-04 Jakub Jelinek <jakub@redhat.com>
813 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
816 2008-04-04 Richard Guenther <rguenther@suse.de>
819 * fold-const.c (optimize_minmax_comparison): Use the correct
820 type for the constant in the simplified comparison.
822 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
824 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
825 Pass L2 size as "--param l2-cache-size" to the compiler.
826 (decode_l2_cache): New function to decode L2 cache parameters using
827 0x8000006 extended cpuid function.
828 (detect_caches_amd): Determine parameters of L2 cache using
829 decode_l2_caches function.
830 (decode_caches_intel): Decode L2 cache parameters.
831 (detect_caches_intel): Determine L2 cache parameters using
832 decode_caches_intel and decode_l2_caches functions.
834 2008-04-03 Bob Wilson <bob.wilson@acm.org>
836 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
837 secondary input reload for subword loads from the constant pool.
839 2008-04-03 Janis Johnson <janis187@us.ibm.com>
842 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
843 constants of the appropriate size for runtime calculations.
846 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
847 decimal-float literal constant zero.
849 2008-04-03 Jakub Jelinek <jakub@redhat.com>
852 * c-parser.c (c_parser_omp_atomic): Call
853 default_function_array_conversion on the RHS.
856 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
857 call is_variable_sized if decl has incomplete type.
859 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
861 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
863 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
865 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
867 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
868 (sgt<u>): Merge sgt and sgtu into new expander.
869 (sgt, sgtu): Remove expanders.
870 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
871 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
872 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
873 *sgtu_<mode>_mips16 into new pattern.
874 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
875 (sge<u>): Merge sge and sgeu into new expander.
876 (sge, sgeu): Remove expanders.
877 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
879 (*sge_<mode>, second *sge_<mode>): Remove patterns.
880 (slt<u>): Merge slt and sltu into new expander.
881 (slt, sltu): Remove expanders.
882 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
883 (*slt_<mode>, *sltu_<mode>): Remove patterns.
884 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
885 *sltu_<mode>_mips16 into new pattern.
886 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
887 (sle<u>): Merge sle and sleu into new expander.
888 (sle, sleu): Remove expanders.
889 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
890 (*sle_<mode>, *sleu_<mode>): Remove patterns.
891 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
892 *sleu_<mode>_mips16 into new pattern.
893 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
895 2008-04-03 Jan Hubicka <jh@suse.cz>
897 PR tree-optimization/35795
898 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
899 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
900 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
901 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
902 * score/score3.c (score3_output_mi_thunk): Likewise.
903 * score/score7.c (score7_output_mi_thunk): Likewise.
904 * mips/mips.c (mips_output_mi_thunk): Likewise.
906 2008-04-03 Richard Guenther <rguenther@suse.de>
908 * tree-vrp.c (extract_range_from_unary_expr): Handle all
909 conversions. Simplify code.
911 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
913 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
915 2008-04-03 Tom Tromey <tromey@redhat.com>
916 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
918 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
919 * config/bfin/t-bfin-linux (generated_files): Add
920 linux-sysroot-suffix.h.
921 * doc/install.texi (Prerequisites): Require make 3.80.
922 * doc/sourcebuild.texi (Front End Directory): Document new
924 * Makefile.in (generated_files): New variable.
925 (ALL_HOST_OBJS): New variable.
926 ($(ALL_HOST_OBJS)): New target.
928 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
930 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
931 (remap_block): Call id->transform_lang_insert_block instead
933 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
934 Set id.transform_lang_insert_block to NULL.
935 (clone_body): Move to cp/optimize.c
936 * tree-inline.h (struct copy_body_data): Change
937 transform_lang_insert_block to function pointer.
938 (copy_generic_body, copy_decl_no_change): Export.
939 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
940 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
941 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
943 * c-tree.h (insert_block): Kill.
944 * c-decl.c (insert_block): Kill.
946 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
948 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
949 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
950 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
952 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
953 argument, call {push,pop}_function_context from here.
954 * c-parser.c: Use c_{push,pop}_function_context.
956 * function.c (push_function_context_to): Move meat ...
957 (push_function_context): ... here. Simplify.
958 * function.c (pop_function_context_from): Move meat ...
959 (pop_function_context): ... here. Simplify.
960 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
962 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
963 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
964 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
965 * tree.h (push_function_context_to, pop_function_context_from): Remove.
967 2008-04-03 Ben Elliston <bje@au.ibm.com>
969 * expmed.c (extract_force_align_mem_bit_field): Remove.
971 2008-04-03 Richard Guenther <rguenther@suse.de>
974 * expr.h (try_casesi): Adjust prototype.
975 * expr.c (try_casesi): Take fallback label as extra parameter.
976 Use that for gen_casesi if default_label is NULL.
977 * stmt.c (expand_case): Pass fallback label to try_casesi,
978 make sure to fill gaps with a fallback label if default_label
981 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
984 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
986 2008-04-03 Ben Elliston <bje@au.ibm.com>
988 * expmed.c (extract_split_bit_field): Remove if (0) code.
989 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
990 (do_ds_constraint): Likewise.
992 2008-04-02 Joseph Myers <joseph@codesourcery.com>
994 * doc/cppopts.texi (-dU): Document.
995 * c-common.h (flag_dump_macros): Update comment.
996 * c-opts.c (handle_OPT_d): Handle -dU.
997 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
998 dump_queued_macros, cb_used_define, cb_used_undef): New.
999 (init_pp_output): Handle -dU.
1000 (cb_line_change): Call dump_queued_macros.
1001 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1003 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1005 * config/avr/predicates.md (io_address_operand): New predicate.
1006 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1007 * config/avr/avr.c (avr_io_address_p): Remove function.
1008 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1009 'avr_io_address_p' function.
1010 (out_movhi_r_mr): (Ditto.).
1011 (out_movqi_mr_r): (Ditto.).
1012 (out_movhi_mr_r): (Ditto.).
1013 (avr_address_cost): (Ditto.).
1015 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1018 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1019 in 32bit mode when XMM registers are available to avoid store
1021 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1022 corresponding post-reload splitters.
1024 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1026 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1027 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1028 __builtin_ia32_roundss.
1029 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1030 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1031 __builtin_ia32_roundss.
1032 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1033 IX86_BUILTIN_SHUFPD here.
1035 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1037 * config/i386/i386.md (plogic): New.
1038 (plogicprefix): Likewise.
1040 * config/i386/mmx.md (mmx_<code><mode>3): New.
1041 (mmx_and<mode>3): Removed.
1042 (mmx_ior<mode>3): Likewise.
1043 (mmx_xor<mode>3): Likewise.
1045 * config/i386/sse.md (<code><mode>3): New.
1046 (*<code><mode>3): Likewise.
1047 (*<code><mode>3): Likewise.
1048 (<code><mode>3): Likewise.
1049 (*sse_<code><mode>3): Likewise.
1050 (*sse2_<code><mode>3): Likewise.
1051 (<code>tf3): Likewise.
1052 (*<code>tf3): Likewise.
1053 (and<mode>3): Likewise.
1054 (*and<mode>3): Likewise.
1055 (ior<mode>3): Removed.
1056 (*ior<mode>3): Likewise.
1057 (xor<mode>3): Likewise.
1058 (*xor<mode>3): Likewise.
1059 (*and<mode>3): Likewise.
1060 (*ior<mode>3): Likewise.
1061 (*xor<mode>3): Likewise.
1062 (and<mode>3): Likewise.
1063 (*sse_and<mode>3): Likewise.
1064 (*sse2_and<mode>3): Likewise.
1066 (*andtf3): Likewise.
1067 (ior<mode>3): Likewise.
1068 (*sse_ior<mode>3): Likewise.
1069 (*sse2_ior<mode>3): Likewise.
1071 (*iortf3): Likewise.
1072 (xor<mode>3): Likewise.
1073 (*sse_xor<mode>3): Likewise.
1074 (*sse2_xor<mode>3): Likewise.
1076 (*xortf3): Likewise.
1078 2008-04-02 Richard Guenther <rguenther@suse.de>
1080 PR tree-optimization/14495
1081 PR tree-optimization/34793
1082 * tree-vrp.c (struct switch_update): New structure.
1083 (to_remove_edges, to_update_switch_stmts): New VECs.
1084 (simplify_switch_using_ranges): New function. Remove not taken
1085 case labels and edges.
1086 (simplify_stmt_using_ranges): Call it.
1087 (identify_jump_threads): Mark edges we have queued for removal
1088 so we don't thread them.
1089 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1091 * tree-cfg.c (group_case_labels): Deal with missing default label.
1092 (tree_verify_flow_info): Allow missing default label.
1093 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1094 (emit_case_nodes): Likewise.
1095 (expand_case): Do not rely on the default label to be present.
1096 * expr.c (try_casesi): Deal with NULL default_label.
1097 (do_tablejump): Likewise.
1099 2008-04-02 Richard Guenther <rguenther@suse.de>
1101 PR tree-optimization/14495
1102 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1103 SWITCH_EXPR here ...
1104 (vrp_visit_switch_stmt): ... but here (new function).
1105 (find_case_label_index): New helper function.
1106 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1108 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1110 * fwprop.c: Fix ISO-C99ism.
1112 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1115 * Makefile.in (objdir): Set it here.
1116 * configure.ac: Not here. Find dynamic linker characteristics.
1117 * exec-tool.in: Use them.
1118 * aclocal.m4: Regenerate.
1119 * configure: Regenerate.
1121 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1123 * expr.c (expand_var): Delete it.
1124 * expr.h (expand_var): Delete prototype.
1125 * function.c (expand_function_start): Use expand_decl instead.
1126 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1129 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1131 PR rtl-optimization/35542
1132 * fwprop.c (forward_propagate_and_simplify): Replace
1133 loc_reg_mentioned_in_p with reg_mentioned_p.
1135 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1137 PR rtl-optimization/35281
1138 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1139 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1140 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1141 (varying_mem_p): Move above propagate_rtx.
1142 (all_uses_available_at): Do not check MEMs.
1144 2008-04-02 Rafael Espindola <espindola@google.com>
1146 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1147 (register_edge_assert_for_2): Split the cond argument.
1148 (register_edge_assert_for_1): Adjust for the change in
1149 register_edge_assert_for_2.
1150 (register_edge_assert_for): Split the cond argument.
1151 (find_switch_asserts): Adjust for the change in
1152 register_edge_assert_for.
1154 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1156 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1157 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1158 offsets for 64-bit mingw.
1159 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1160 abi for x86_64-pc-mingw.
1162 2008-04-02 Richard Guenther <rguenther@suse.de>
1164 * tree-vrp.c (extract_range_from_assert): Make sure to not
1165 produce range min/max with TREE_OVERFOW set.
1166 If merging a anti-range and a range keep the anti-range if
1167 the range covers all values of the type.
1168 (register_edge_assert_for_2): Only allow sign-changing
1169 conversions in detecting canonical range checks. Also
1170 register an assert for the unsigned name if useful.
1172 PR tree-optimization/35787
1173 * tree-vrp.c (vrp_val_max): New function.
1174 (vrp_val_min): Likewise.
1175 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1176 (vrp_val_is_min): Likewise.
1177 (supports_overflow_infinity): Use vrp_val_{min,max}.
1178 (negative_overflow_infinity): Likewise.
1179 (positive_overflow_infinity): Likewise.
1180 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1181 (is_positive_overflow_infinity): Likewise.
1182 (is_overflow_infinity): Likewise.
1183 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1184 vrp_val_is_{min,max}.
1185 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1186 to ranges if possible. Avoid empty ranges.
1188 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1191 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1192 the expression is a function address.
1194 2008-04-01 George Helffrich <george@gcc.gnu.org>
1196 PR fortran/PR35154, fortran/PR23057
1197 * fortran/trans-common.c (create_common): Add decl to function
1198 chain to preserve identifier scope in debug output.
1200 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1201 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1202 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1203 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1205 (dbxout_syms): Check for COMMON-based symbol and wrap in
1206 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1207 in bracket for efficiency.
1209 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1210 using DW_TAG_common_block + member offset.
1211 (add_pubname_string): New function.
1212 (dw_expand_expr): New function to find block name and offset for
1214 (common_check): New function to check whether symbol in Fortran COMMON.
1215 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1217 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1218 use of common is unchanged.
1220 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1221 with all combinations of debug options available on target.
1222 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1223 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1224 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1225 .stabs functionality.
1226 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1227 DWARF functionality.
1229 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1232 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1234 2008-04-02 Ben Elliston <bje@au.ibm.com>
1236 * config/v850/v850.md (casesi): Remove if (0) code.
1237 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1238 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1240 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.md (rex64suffix): New mode attribute.
1243 (floathi<mode>2): Disable expander for SSE math.
1244 (*floathi<mode>2_1): New insn insn_and_split pattern.
1245 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1246 corresponding post-reload splitters.
1247 (*floathi<mode>2_i387): New macroized insn pattern.
1248 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1249 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1250 insn_and_split pattern.
1251 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1252 New macroized instruction patterns and corresponding post-reload
1254 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1255 and corresponding post-reload splitters.
1256 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1257 New macroized instruction patterns.
1258 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1259 macroized instruction patterns and corresponding post-reload splitters.
1260 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1261 corresponding post-reload splitters.
1262 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1263 New macroized instruction patterns.
1264 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1265 corresponding post-reload splitters.
1266 (*floatsi<mode>2_i387): New macroized instruction patterns.
1268 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1270 * config/i386/i386.md (smaxmin): New.
1271 (umaxmin): Likewise.
1272 (maxminiprefix): Likewise.
1273 (maxminfprefix): Likewise.
1274 (<code><mode>3): Likewise.
1275 (smin<mode>3): Removed.
1276 (smax<mode>3): Likewise.
1278 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1279 (mmx_<code>v4hi3): Likewise.
1280 (mmx_<code>v8qi3): Likewise.
1281 (mmx_smaxv2sf3): Removed.
1282 (mmx_sminv2sf3): Likewise.
1283 (mmx_umaxv8qi3): Likewise.
1284 (mmx_smaxv4hi3): Likewise.
1285 (mmx_uminv8qi3): Likewise.
1286 (mmx_sminv4hi3): Likewise.
1288 * config/i386/sse.md (<addsub><mode>3): New.
1289 (*<addsub><mode>3): Likewise.
1290 (<sse>_vm<addsub><mode>3): Likewise.
1291 (<maxmin><mode>3): Likewise.
1292 (*<maxmin><mode>3_finite): Likewise.
1293 (*<maxmin><mode>3): Likewise.
1294 (<sse>_vm<maxmin><mode>3): Likewise.
1295 (sse3_h<addsub>v4sf3): Likewise.
1296 (sse3_h<addsub>v2df3): Likewise.
1297 (<maxmin>v16qi3): Likewise.
1298 (*<maxmin>v16qi3): Likewise.
1299 (<maxmin>v8hi3): Likewise.
1300 (*<maxmin>v8hi3): Likewise.
1301 (*sse4_1_<maxmin><mode>3): Likewise.
1302 (*sse4_1_<maxmin><mode>3): Likewise.
1303 (add<mode>3): Removed.
1304 (*add<mode>3): Likewise.
1305 (<sse>_vmadd<mode>3): Likewise.
1306 (sub<mode>3): Likewise.
1307 (*sub<mode>3): Likewise.
1308 (<sse>_vmsub<mode>3): Likewise.
1309 (smin<mode>3): Likewise.
1310 (*smin<mode>3_finite): Likewise.
1311 (*smin<mode>3): Likewise.
1312 (<sse>_vmsmin<mode>3): Likewise.
1313 (smax<mode>3): Likewise.
1314 (*smax<mode>3_finite): Likewise.
1315 (*smax<mode>3): Likewise.
1316 (<sse>_vmsmax<mode>3): Likewise.
1317 (sse3_haddv4sf3): Likewise.
1318 (sse3_haddv2df3): Likewise.
1319 (sse3_hsubv4sf3): Likewise.
1320 (sse3_hsubv2df3): Likewise.
1321 (umaxv16qi3): Likewise.
1322 (*umaxv16qi3): Likewise.
1323 (smaxv8hi3): Likewise.
1324 (*smaxv8hi3): Likewise.
1325 (*sse4_1_smax<mode>3): Likewise.
1326 (*sse4_1_umax<mode>3): Likewise.
1327 (uminv16qi3): Likewise.
1328 (*uminv16qi3): Likewise.
1329 (sminv8hi3): Likewise.
1330 (*sminv8hi3): Likewise.
1331 (*sse4_1_smin<mode>3): Likewise.
1332 (*sse4_1_umin<mode>3): Likewise.
1334 2008-04-01 Rafael Espindola <espindola@google.com>
1336 * tree-cfg.c (verify_expr): remove in_phi.
1337 (verify_stmt): Don't call walk_tree with verify_expr. Use
1338 is_gimple_min_invariant instead of is_gimple_val.
1340 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1342 * doc/include/gpl_v3.texi: Update for manpage generation.
1343 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1345 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1346 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1347 gpl_v3.texi instead of gpl.texi.
1350 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1353 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1355 2008-04-01 Rafael Espindola <espindola@google.com>
1357 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1358 (extract_code_and_val_from_cond): Use
1359 extract_code_and_val_from_cond_with_ops.
1361 2008-04-01 Jan Hubicka <jh@suse.cz>
1363 * function.c (free_after_compilation): Free epilogue_delay_list.
1364 (prepare_function_start): Assert that previous compilation was freed.
1366 2008-04-01 Jan Hubicka <jh@suse.cz>
1367 Jim Wilson <wilson@tuliptree.org>
1368 Andreas Tobler <andreast@gcc.gnu.org>
1371 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1372 rtl.emit instead cfun->emit.
1373 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1374 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1376 2008-04-01 Ben Elliston <bje@au.ibm.com>
1378 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1380 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1382 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1384 (fprofile-use): Add var flag_profile_use
1385 * coverage.c (coverage_begin_output): Do not open a gcno file for
1386 output only if -ftest-coverage is set.
1387 Do not add getpwd() to gcda file path.
1388 (build_gcov_info): Check the new flag
1389 flag_profile_datafile_relative_path.
1390 (coverage_init): Use profile_data_prefix.
1391 Read profile counter only if flag_profile_use is set.
1392 * opts.c (common_handle_option): New option fprofile-use=,
1393 fprofile-dir=, fprofile-generate=.
1394 * toplev.c (profile_data_prefix): New variable definition.
1395 * toplev.h (profile_data_prefix): New declaration.
1396 * doc/invoke.tex (Option Summary, Optimization Options):
1399 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1401 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1402 use tmp consistently.
1405 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1406 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1407 UNSPEC_FR_RECIP_APPROX_RES.
1408 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1410 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1413 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1415 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1418 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1419 element of the vector via a pointer.
1421 2008-03-31 Ian Lance Taylor <iant@google.com>
1423 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1425 2008-03-31 Jan Hubicka <jh@suse.cz>
1427 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1428 get_arg_pointer_save_area.
1429 * expr.c (init_expr): Just clear out rtl.expr.
1430 * function.c (free_after_compilation): Clear out whole RTL structure.
1431 (get_func_frame_size): Merge into ...
1432 (get_frame_size): ... this one.
1433 (assign_stack_local_1): Merge into ...
1434 (assign_stack_local): ... this one.
1435 (expand_function_end): Update call of get_arg_pointer_save_area.
1436 (get_art_pointer_save_area): Remove cfun argument.
1437 * function.h (emit_status): regno_pointer_align does not need length
1438 attribute. Move x_regno_reg_rtx to ...
1439 (regno_reg_rtx): ... new global array.
1440 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1441 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1442 apply_args_value, forced_labels, stack_pointer_delta):
1444 (struct varasm_status): Move here from varasm.c
1445 (struct rtl_data): New. Move here some fields from struct function.
1446 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1447 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1448 used_temp_slots avail_temp_slots, temp_slot_level,
1449 nonlocal_goto_handler_labels): Update accesstors.
1450 (rtl): New global variable.
1451 (struct function): Move some fileds to rtl_data.
1452 (get_arg_pointer_save_area): Update prototype.
1453 * emit-rtl.c (rtl): Declare.
1454 (regno_reg_rtx): Declare.
1455 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1457 (gen_reg_rtx): Update.
1458 (init_virtual_regs): Do not tate emit_status argument.
1459 (init_emit): Do not allocate emit.
1460 * varasm.c (varasm_statuc): Move to function.h.
1461 (n_deferred_constatns): Update accestor.
1462 (init_varasm_status): Do not allocate varasm_status.
1463 (force_const_mem, get_pool_size, output_constant_pool): Update.
1464 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1465 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1467 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1469 PR rtl-optimization/35729
1470 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1473 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1476 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1477 load/store if memory is unaligned.
1478 (*movti_rex64): Likewise.
1480 * config/i386/predicates.md (misaligned_operand): New.
1482 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1485 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1488 2008-03-31 Jan Beulich <jbeulich@novell.com>
1490 * config/ia64/constraints.md: Add 'j' constraint.
1491 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1492 (movdi_internal): Likewise.
1494 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1497 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1499 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1503 proper error message for the third argument on blendpd and
1506 * config/i386/sse.md (blendbits): New.
1507 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1509 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1511 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1513 2008-03-30 Richard Guenther <rguenther@suse.de>
1516 * fold-const.c (fold_sign_changed_comparison): Do leave
1517 conversions to base-types alone.
1519 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1521 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1522 the link register if one altivec register is be saved.
1524 2008-03-30 Ben Elliston <bje@au.ibm.com>
1526 * final.c (final_scan_insn): Remove if (0) code.
1528 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1530 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1532 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1534 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1535 of V4SFmode to ix86_binary_operator_ok.
1537 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1539 * config/i386/i386.c (override_options): Initialize
1540 ix86_veclib_handler to ix86_veclibabi_svml when
1541 -mveclibabi=svml is used.
1542 (ix86_veclibabi_svml): New function for SVML ABI style
1543 vectorization support.
1544 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1546 2008-03-28 Rafael Espindola <espindola@google.com>
1548 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1549 (tree_binary_nonnegative_warnv_p): Make it public.
1550 (tree_single_nonnegative_warnv_p): Make it public.
1551 (tree_invalid_nonnegative_warnv_p): Make it public.
1552 (tree_unary_nonzero_warnv_p): Make it public.
1553 (tree_binary_nonzero_warnv_p): Make it public
1554 (tree_single_nonzero_warnv_p): Make it public.
1555 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1556 (extract_range_from_binary_expr): Split the expr argument.
1557 (extract_range_from_unary_expr): Split the expr argument.
1558 (extract_range_from_comparison): Split the expr argument.
1559 (extract_range_from_expr): Use the new aux functions.
1560 (vrp_evaluate_conditional_warnv): Use
1561 vrp_evaluate_conditional_warnv_with_ops.
1562 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1563 (tree_binary_nonzero_warnv_p): Declare.
1564 (tree_single_nonzero_warnv_p): Declare.
1565 (tree_expr_nonzero_warnv_p): Declare.
1566 (tree_unary_nonnegative_warnv_p): Declare.
1567 (tree_binary_nonnegative_warnv_p): Declare.
1568 (tree_single_nonnegative_warnv_p): Declare.
1569 (tree_invalid_nonnegative_warnv_p): Declare.
1571 2008-03-28 Richard Guenther <rguenther@suse.de>
1573 PR tree-optimization/30317
1574 PR tree-optimization/30911
1575 PR tree-optimization/34793
1576 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1577 (struct assert_locus_d): New member EXPR.
1578 (register_new_assert_for): Add EXPR parameter to support
1579 ASSERT_EXPR <name, expr OP limit>.
1580 (register_edge_assert_for_1): Adjust callers.
1581 (find_assert_locations): Likewise.
1582 (process_assert_insertions_for): Build condition from expression.
1583 (extract_range_from_assert): Handle ASSERT_EXPRs
1584 of the form ASSERT_EXPR <name, expr OP limit>.
1585 (register_edge_assert_for_2): New helper registering
1586 asserts for comparisons. Recognize range tests of the form
1587 (unsigned)i - CST1 OP CST2.
1588 (register_edge_assert_for_1): Use it.
1589 (register_edge_assert_for): Likewise.
1590 (needs_overflow_infinity): Integer sub-types
1591 do not need overflow infinities.
1592 (vrp_val_is_max): The extreme values of integer sub-types
1593 are those of the base type.
1594 (vrp_val_is_min): Likewise.
1595 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1598 2008-03-28 Nick Clifton <nickc@redhat.com>
1600 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1601 Return GENERAL_REGS for stack adjustment reloads.
1603 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1606 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1607 const_vector when all the vectors are constant.
1609 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1611 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1613 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1614 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1616 (s<code>_sf): Use new scc_sf attribute for opcode names.
1618 2008-03-27 Tom Tromey <tromey@redhat.com>
1620 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1621 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1622 config/spu/t-spu-elf, config/i386/t-interix,
1623 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1624 config/i386/x-darwin, config/i386/x-mingw32,
1625 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1626 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1627 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1628 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1629 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1630 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1631 config/score/t-score-elf, config/arm/t-strongarm-pe,
1632 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1633 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1634 Revert automatic dependency patch.
1636 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1639 * config/i386/i386.c (ix86_function_arg_boundary): Align
1640 decimal floating point to its natural boundary.
1642 2008-03-27 Richard Guenther <rguenther@suse.de>
1645 * fold-const.c (fold_comparison): Restrict distinct decl
1646 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1647 solely rely on operand_equal_p.
1649 2008-03-27 Richard Guenther <rguenther@suse.de>
1652 * c-common.c (handle_weak_attribute): Reject combination of
1655 2008-03-27 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/32810
1658 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1659 conversions from DECL_INITIAL.
1660 (fold_const_aggregate_ref): Likewise from constructor elements.
1662 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1664 * tree-affine.h (aff_combination_expand): Declare.
1665 (get_inner_reference_aff): Likewise.
1666 * tree-affine.c (aff_combination_expand): Split out from
1667 tree_to_aff_combination_expand.
1668 (get_inner_reference_aff): New function.
1669 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1670 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1671 (struct lim_aux_data): sm_done field removed.
1672 (mem_ref_loc_p, mem_ref_locs_p): New types.
1673 (struct mem_ref): Added id, stored, accesses_in_loop,
1674 indep_loop, dep_loop, indep_ref, dep_ref fields.
1675 Removed is_stored, locs and next fields.
1676 (memory_accesses): New variable.
1677 (movement_possibility): Do not allow moving statements
1678 that store to memory.
1679 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1681 (determine_max_movement): For statements with memory references,
1682 find the outermost loop in that the reference is independent.
1683 (move_computations_stmt): Mark the virtual operands for renaming.
1684 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1685 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1686 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1687 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1688 create_vop_ref_mapping, analyze_memory_references,
1689 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1690 get_all_locs_in_loop, ref_always_accessed_p,
1691 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1692 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1693 store_motion_loop, store_motion): New functions.
1694 (struct vop_to_refs_elt): New type.
1695 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1696 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1697 (schedule_sm): Replaced by...
1698 (execute_sm): ... this.
1699 (determine_lsm_ref, hoist_memory_references,
1700 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1701 find_more_ref_vops, free_mem_ref, free_mem_refs,
1702 determine_lsm_loop, determine_lsm): Removed.
1703 (tree_ssa_lim_finalize): Free data structures used by store motion.
1704 (tree_ssa_lim): Call analyze_memory_references. Use
1705 store_motion instead of determine_lsm.
1707 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1709 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1710 rename tmake_file to m68hc11/t-m68hc11.
1711 (mcore): Set inhibit_libc to true.
1712 * config.host (alpha*-dec-*vms*): Set extra_programs.
1713 (interix3*): Don't use host_xmake_file.
1714 * configure.ac: Let config.gcc override inhibit_libc.
1715 * configure: Regenerate.
1717 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1718 * config/t-openbsd-thread: Remove commented out lines.
1720 * config/x-interix: Remove.
1722 * config/m68hc11/t-m68hc11-gas: Rename to...
1723 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1725 * config/mcore/t-mcore: Remove T_CFLAGS.
1726 * config/mcore/t-mcore-pe: Likewise.
1728 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1730 * configure.ac: Replace custom __GNU_SOURCE test with
1731 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1732 * aclocal.m4: Regenerate.
1733 * configure: Regenerate.
1734 * config.in: Regenerate.
1736 2008-03-27 Richard Guenther <rguenther@suse.de>
1738 * fold-const.c (target.h): Include.
1739 (fold_comparison): Fold comparison of addresses of decls
1740 that bind locally or of constants. Consolidate address folding code.
1741 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1742 results from fold_binary_to_constant.
1743 (compare_values_warnv): Likewise.
1745 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1748 * fold-const.c (fold_truthop): Check for integeral types when folding
1749 a == 0 && b == 0 and a != 0 || b != 0 .
1751 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1753 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1755 2008-03-26 Andreas Schwab <schwab@suse.de>
1757 * doc/invoke.texi: Fix use of @item vs. @itemx.
1759 2008-03-26 Tom Tromey <tromey@redhat.com>
1761 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1762 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1763 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1764 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1765 build/genconstants.o, build/genemit.o, build/genextract.o,
1766 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1767 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1770 2008-03-26 Richard Guenther <rguenther@suse.de>
1773 2008-03-26 Richard Guenther <rguenther@suse.de>
1775 * fold-const.c (target.h): Include.
1776 (fold_comparison): Fold comparison of addresses of two decls
1777 that bind locally. Consolidate address folding code.
1779 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1781 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1782 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1783 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1784 dconstsqrt2, dconstthird, dconste and/or dconst10.
1785 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1786 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1787 dconstsqrt2, dconste): Delete.
1788 (init_emit_once): Likewise. Simplify initializing dconstm1.
1790 * real.c (get_real_const): New.
1791 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1792 dconstsqrt2, dconste): Delete.
1793 (real_value_const, get_real_const): New.
1795 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1797 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1799 * config/i386/i386.c (ix86_function_arg_boundary): Check
1800 BIGGEST_ALIGNMENT instead of 128.
1801 (setup_incoming_varargs_64): Likewise.
1803 2008-03-26 Tom Tromey <tromey@redhat.com>
1805 * Makefile.in (DEPFILES): Add missing '/'.
1807 2008-03-26 Richard Guenther <rguenther@suse.de>
1809 * fold-const.c (target.h): Include.
1810 (fold_comparison): Fold comparison of addresses of two decls
1811 that bind locally. Consolidate address folding code.
1813 2008-03-26 Nick Clifton <nickc@redhat.com>
1816 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1817 not allow INT+INT as a legitimate addressing mode.
1819 2008-03-26 Richard Guenther <rguenther@suse.de>
1821 * tree-flow.h (widen_bitfield): Remove declaration.
1822 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1823 (widen_bitfield): Remove function.
1824 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1827 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1830 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1833 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1835 PR rtl-optimization/35232
1836 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1837 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1838 reg_reloaded_call_part_clobbered here.
1839 (reload_regs_reach_end_p): New function.
1840 (reload_reg_rtx_for_input): New variable.
1841 (reload_reg_rtx_for_output): Likewise.
1842 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1843 when reassigning a pseudo register. Load reloadreg from
1844 reload_reg_rtx_for_input, moving the mode and register
1846 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1847 instead of the original when deciding whether an input reload
1848 would be a no-op or whether an output reload can be deleted.
1849 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1850 when setting up new_spill_reg_store. Load it from
1851 reload_reg_rtx_for_output, moving the mode and register
1853 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1854 instead of the original when deciding whether an output reload
1855 would be a no-op. Do the same when modifying insn notes.
1856 Use rtx_equal_p instead of == to compare the registers.
1857 (inherit_piecemeal_p): Take a mode and two register numbers
1859 (emit_reload_insns): Clear new_spill_reg_store for every hard
1860 register in the reload register. Remove spill registers
1861 from reg_reloaded_valid before considering whether to record
1862 inheritance information for them. Use reload_reg_rtx_for_output
1863 instead of reg_rtx when recording output reloads. Use
1864 reload_reg_rtx_for_input instead of reg_rtx when recording
1865 input reloads. Set or clear reg_reloaded_call_part_clobbered
1866 at the same time as setting reg_reloaded_valid.
1867 (delete_output_reload): Add a new_reload_reg parameter and use it
1868 instead of rld[j].reg_rtx.
1869 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1872 2008-03-25 Tom Tromey <tromey@redhat.com>
1874 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1875 (build/genattr.o): Likewise.
1876 (build/genattrtab.o): Likewise.
1877 (build/gencodes.o): Likewise.
1878 (build/genconfig.o): Likewise.
1879 (build/genconstants.o): Likewise.
1880 (build/genemit.o): Likewise.
1881 (build/genextract.o): Likewise.
1882 (build/genflags.o): Likewise.
1884 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1886 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1887 instead of size_int for integer types.
1888 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1889 to match type of MINUS_EXPR.
1891 2008-03-25 Tom Tromey <tromey@redhat.com>
1893 * configure: Rebuilt.
1894 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1897 2008-03-25 Tom Tromey <tromey@redhat.com>
1899 * config/x-solaris (host-solaris.o): Update.
1900 * config/x-linux (host-linux.o): Update.
1901 * config/x-hpux (host-hpux.o): Update.
1902 * config/x-darwin (host-darwin.o): Update.
1903 * config/v850/t-v850e (v850-c.o): Update.
1904 * config/v850/t-v850 (v850-c.o): Update.
1905 * config/t-vxworks (vxworks.o): Update.
1906 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1907 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1908 * config/spu/t-spu-elf (spu-c.o): Update.
1910 * config/sh/t-symbian (sh-c.o): Update.
1911 (symbian.o): Update.
1912 * config/sh/t-sh (sh-c.o): Update.
1913 * config/score/t-score-elf (score7.o, score3.o): Update.
1914 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1915 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1916 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1917 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1919 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1920 * config/m32c/t-m32c (m32c-pragma.o): Update.
1921 * config/ia64/t-ia64 (ia64-c.o): Update.
1922 * config/i386/x-mingw32 (host-mingw32.o): Update.
1923 * config/i386/x-i386 (driver-i386.o): Update.
1924 * config/i386/x-darwin (host-i386-darwin.o): Update.
1925 * config/i386/x-cygwin (host-cygwin.o): Update.
1926 * config/i386/t-nwld (nwld.o): Update.
1927 * config/i386/t-netware (netware.o): Update.
1928 * config/i386/t-interix (winnt.o): Update.
1929 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1930 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1931 msformat-c.o): Update.
1932 * config/bfin/t-bfin-linux (generated_files): Add
1933 linux-sysroot-suffix.h.
1934 * config/arm/t-wince-pe (pe.o): Update.
1935 * config/arm/t-strongarm-pe (pe.o): Update.
1936 * config/arm/t-pe (pe.o): Update.
1937 * config/arm/t-arm (arm-c.o): Update.
1938 * doc/install.texi (Prerequisites): Require make 3.80.
1939 * Makefile.in: Remove .o targets.
1940 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1941 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1942 (simple_generated_h, simple_generated_c): Move earlier.
1943 (generated_files): New variable.
1944 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1945 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1946 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1947 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1948 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1949 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1950 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1951 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1952 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1953 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1954 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1955 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1957 (COMPILE.base, COMPILE): New variables.
1958 (%.o): New pattern rule.
1959 (ALL_HOST_OBJS): New variable.
1960 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1961 (dummy-checksum.o, cc1-checksum.o): Remove.
1962 (DRIVER_SHLIB): New variable.
1963 (DRIVER_DEFINES): Use it.
1964 (gencondmd.c): Move out of build/.
1965 (s-conditions): Update.
1966 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1967 (ALL_BUILD_OBJS): Likewise.
1968 (build/%.o): Use BUILDCOMPILE.
1969 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1970 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1971 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1972 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1973 build/genconfig.o, build/genconstants.o, build/genemit.o,
1974 build/genextract.o, build/genflags.o, build/genmddeps.o,
1975 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1976 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1977 build/gen-protos.o, build/scan.o, build/fix-header.o,
1978 build/scan-decls.o): Simplify.
1979 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1980 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1981 prefix.o, toplev.o): Reduce to variable setting.
1982 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1983 ($(out_object_file), gcc-options.o): New targets.
1984 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1985 * configure: Rebuilt.
1986 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1987 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1989 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1991 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1992 complain when we hit an error, return ERROR_MARK_NODE.
1994 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1996 * config/sh/constraints.md (Pso, Psz): New constraints.
1997 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1998 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2000 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2002 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2003 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2005 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2007 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2008 (prefetch_sh2a): New.
2010 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2011 Naveen.H.S <naveen.hs@kpitcummins.com>
2013 * config/sh/constraints.md (I28): New constraint.
2014 * config/sh/sh.c (broken_move): Add support for movi20s.
2015 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2017 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2018 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2019 Naveen.H.S <naveen.hs@kpitcummins.com>
2021 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2022 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2023 (print_operand): Handle resbank in %@ operand code.
2024 (sh_encode_section_info): New.
2025 (push_regs): Add conditions for resbank.
2026 (sh_expand_epilogue): Likewise.
2027 (sh_insert_attributes): Likewise.
2028 (sh_attribute_table): Likewise.
2029 (sh_handle_resbank_handler_attribute): New.
2030 (sh2a_handle_function_vector_handler_attribute): New.
2031 (sh2a_is_function_vector_call): New.
2032 (sh2a_get_function_vector_number): New.
2033 (sh2a_function_vector_p): New.
2034 (sh_cfun_resbank_handler_p): New.
2035 * config/sh/sh.md (calli): Emit jsr/n if possible.
2036 (calli_tbr_rel): New.
2037 (calli_pcrel): Emit jsr/n if possible.
2038 (return_i): Emit rts/n if possible.
2039 (call_valuei_tbr_rel): New.
2040 (call_valuei_pcrel): Add condition for SH2A target.
2041 (call_value): Likewise.
2042 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2043 (sh2a_get_function_vector_number): Likewise.
2044 (sh2a_is_function_vector_call): Likewise.
2045 * doc/extend.texi: Document TBR relative addressing of SH2A.
2046 (resbank): Add description for SH2A.
2048 2008-03-24 Richard Guenther <rguenther@suse.de>
2051 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2052 pointer assignments change conversions according to middle-end rules.
2053 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2054 * configure.ac: Include type checking in yes.
2055 * configure: Regenerate.
2057 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2059 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2060 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2062 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2064 * gthr-vxworks.h (UNUSED): Define.
2066 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2068 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2070 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2072 * doc/extend.texi (Function Attributes): Add missing comma in the
2073 example of the "alloc_size" attribute.
2075 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2078 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2080 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2083 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2086 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2087 of the underlying type of a MS bitfield layout to the natural
2088 alignment of the type.
2090 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2092 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2093 to their natural alignment to avoid store forwarding stalls.
2095 2008-03-22 Richard Guenther <rguenther@suse.de>
2097 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2098 For PHI nodes verify the address is invariant.
2099 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2100 (get_symbol_constant_value): Use is_gimple_min_invariant.
2101 (maybe_fold_stmt_indirect): Likewise.
2103 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2105 PR rtl-optimization/33927
2106 * Makefile.in (dse.o): Depend on $(TM_P_H).
2107 * expr.h (extract_low_bits): Declare.
2108 * expmed.c (extract_low_bits): New function.
2109 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2110 * dse.c: Include tm_p.h.
2111 (find_shift_sequence): Remove the read_reg argument and return the
2112 read value. Emit the instructions instead of returning them.
2113 Iterate on new_mode rather than calculating it each time.
2114 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2115 source to NEW_MODE and extract_low_bits to convert the shifted
2117 (replace_read): Allow the load and store to have different mode
2118 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2119 or extraction instructions before trying the replacement. Update
2120 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2122 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2125 to their natural alignment to avoid store forwarding stalls.
2127 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2130 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2131 encouraging but not allowing gprs for input;
2132 change the input constraint to !f#r.
2133 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2135 change the output constraint to !f#r.
2137 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2140 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2141 corresponding post-reload splitters.
2142 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2143 when x87 FP math is selected.
2144 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2145 New function prototype.
2146 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2147 unreachable function to ease macroization of insn patterns.
2149 2008-03-21 Martin Jambor <mjambor@suse.cz>
2151 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2152 reference dumps if ddr is NULL or dependence is unknown.
2154 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2156 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2157 unsigned extension into account.
2158 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2159 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2160 Do computations on a scratch register.
2162 2008-03-21 Richard Guenther <rguenther@suse.de>
2164 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2165 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2166 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2167 * tree-ssa-dom.c (record_equality): Likewise.
2168 * tree-inline.c (copy_body_r): Likewise.
2169 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2172 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2174 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2175 as 'delete_unused' argument.
2177 2008-03-20 Richard Guenther <rguenther@suse.de>
2179 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2180 special casing of constant qualifiers.
2181 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2182 care about them in general.
2183 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2184 regardless of their type.
2185 (fold_stmt_r): Forcefully fold *& if we end up with that.
2187 2008-03-20 Paul Brook <paul@codesourcery.com>
2189 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2190 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2192 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2194 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2195 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2197 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2199 * common.opt (Wmudflap): New option.
2200 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2201 (mx_register_decls): Likewise.
2202 (mudflap_finish_file): Likewise.
2203 * doc/invoke.texi: Document -Wno-mudflap.
2205 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2207 * c-format.c (replace_format_name_to_system_name): New.
2209 (convert_format_name_to_system_name): New.
2210 (decode_format_attr): Add use of convert_format_name_to_system_name.
2211 (format_types_orig): Add gnu_ prefix to names.
2212 (check_format_info_main): Special treating of \0 escaped names for
2213 supporting multi-character format specifiers as I32, I64.
2214 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2215 (gnu_target_overrides_format_attributes): New.
2216 * c-format.h: Add structure target_ovr_attr to hold
2217 system specific formatter names.
2218 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2219 msformat-c.o file to c_target_objs and cxx_target_objs.
2220 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2221 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2222 (TARGET_N_FORMAT_TYPES): New.
2223 * config/i386/msformat-c.c: New.
2224 * config/i386/t-cygming: Add build rule for msformat-c.o.
2225 * doc/extend.texi: Add new format names gnu_* and ms_* and
2227 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2229 2008-03-20 Ira Rosen <irar@il.ibm.com>
2231 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2232 optimizations turned on under -O3.
2233 (ftree-vectorize): Add that the flag is turned on with -O3.
2235 2008-03-20 Ben Elliston <bje@au.ibm.com>
2237 * regmove.c (try_auto_increment): Fix spelling error in comment.
2238 * final.c (final_scan_insn): Likewise.
2240 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2244 allocator preferences for "y" and "r" class registers.
2245 ("*mov<mode>_internal"): Ditto.
2246 ("*movv2sf_internal_rex64"): Ditto.
2247 ("*movv2sf_internal"): Ditto.
2249 2008-03-19 Michael Matz <matz@suse.de>
2252 * calls.c (expand_call): Check overlap of arguments with call
2253 address for sibcalls.
2255 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2258 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2259 of the underlying type of a MS bitfield layout to the natural
2260 alignment of the type.
2262 2008-03-19 Jan Hubicka <jh@suse.cz>
2265 * toplev.c (decode_d_option): Handle all CPP flags.
2266 * tree-vrp.c: Update tree_pass descriptors.
2267 * regrename.c: Update tree_pass descriptors.
2268 * fwprop.c: Update tree_pass descriptors.
2269 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2270 * tree-into-ssa.c: Update tree_pass descriptors.
2271 * tree-dump.c: Update tree_pass descriptors.
2272 * tree-complex.c: Update tree_pass descriptors.
2273 * tree-dump.h: Update tree_pass descriptors.
2274 * see.c: Update tree_pass descriptors.
2275 * cgraphbuild.c: Update tree_pass descriptors.
2276 * tracer.c: Update tree_pass descriptors.
2277 * tree-loop-distribution.c: Update tree_pass descriptors.
2278 * cgraph.c: Update tree_pass descriptors.
2279 * postreload-gcse.c: Update tree_pass descriptors.
2280 * postreload.c: Update tree_pass descriptors.
2281 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2282 * tree-tailcall.c: Update tree_pass descriptors.
2283 * tree-pass.h (tree_opt_pass): Rename to ...
2284 (opt_pass) ... this one; add "type" field and remove letter field.
2285 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2286 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2287 all_lowering_passes): Update declaration.
2288 * ipa-cp.c: Update tree_pass descriptors.
2289 * final.c: Update tree_pass descriptors.
2290 * omp-low.c: Update tree_pass descriptors.
2291 * tree-ssa-dse.c: Update tree_pass descriptors.
2292 * ipa-reference.c: Update tree_pass descriptors.
2293 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2294 * auto-inc-dec.c: Update tree_pass descriptors.
2295 * reorg.c: Update tree_pass descriptors.
2296 * cgraphunit.c: Update tree_pass descriptors.
2297 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2298 * tree-ssa-ccp.c: Update tree_pass descriptors.
2299 * df-core.c: Update tree_pass descriptors.
2300 * mode-switching.c: Update tree_pass descriptors.
2301 * tree-nomudflap.c: Update tree_pass descriptors.
2302 * modulo-sched.c: Update tree_pass descriptors.
2303 * ipa-pure-const.c: Update tree_pass descriptors.
2304 * cse.c: Update tree_pass descriptors.
2305 * web.c: Update tree_pass descriptors.
2306 * tree-stdarg.c: Update tree_pass descriptors.
2307 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2308 * tree-ssa-dom.c: Update tree_pass descriptors.
2309 * tree-nrv.c: Update tree_pass descriptors.
2310 * tree-ssa-alias.c: Update tree_pass descriptors.
2311 * loop-init.c: Update tree_pass descriptors.
2312 * gimple-low.c: Update tree_pass descriptors.
2313 * ipa-inline.c: Update tree_pass descriptors.
2314 * tree-ssa-sink.c: Update tree_pass descriptors.
2315 * global.c: Update tree_pass descriptors.
2316 * ifcvt.c: Update tree_pass descriptors.
2317 * jump.c: Update tree_pass descriptors.
2318 * predict.c: Update tree_pass descriptors.
2319 * tree-ssa-loop.c: Update tree_pass descriptors.
2320 * recog.c: Update tree_pass descriptors.
2321 * dse.c: Update tree_pass descriptors.
2322 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2323 * tree-eh.c: Update tree_pass descriptors.
2324 * regmove.c: Update tree_pass descriptors.
2326 * function.c: Update tree_pass descriptors.
2327 * tree-vectorizer.c: Update tree_pass descriptors.
2328 * gcse.c: Update tree_pass descriptors.
2329 * ipa-type-escape.c: Update tree_pass descriptors.
2330 * tree-if-conv.c: Update tree_pass descriptors.
2331 * init-regs.c: Update tree_pass descriptors.
2332 * ipa.c: Update tree_pass descriptors.
2333 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2334 * rtl-factoring.c: Update tree_pass descriptors.
2335 * lower-subreg.c: Update tree_pass descriptors.
2336 * bt-load.c: Update tree_pass descriptors.
2337 * tree-dfa.c: Update tree_pass descriptors.
2338 * except.c: Update tree_pass descriptors.
2339 * emit-rtl.c: Update tree_pass descriptors.
2340 * cfgexpand.c: Update tree_pass descriptors.
2341 * tree-cfgcleanup.c: Update tree_pass descriptors.
2342 * cfgcleanup.c: Update tree_pass descriptors.
2343 * tree-ssa-pre.c: Update tree_pass descriptors.
2344 * tree-sra.c: Update tree_pass descriptors.
2345 * tree-mudflap.c: Update tree_pass descriptors.
2346 * tree-ssa-copy.c: Update tree_pass descriptors.
2347 * cfglayout.c: Update tree_pass descriptors.
2348 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2349 * tree-ssa-dce.c: Update tree_pass descriptors.
2350 * tree-ssa.c: Update tree_pass descriptors.
2351 * regclass.c: Update tree_pass descriptors.
2352 * integrate.c: Update tree_pass descriptors.
2353 * tree-optimize.c: Update tree_pass descriptors.
2354 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2355 * tree-object-size.c: Update tree_pass descriptors.
2356 * combine.c: Update tree_pass descriptors.
2357 * tree-outof-ssa.c: Update tree_pass descriptors.
2358 * bb-reorder.c: Update tree_pass descriptors.
2359 * stack-ptr-mod.c: Update tree_pass descriptors.
2360 * var-tracking.c: Update tree_pass descriptors.
2361 * tree-profile.c: Update tree_pass descriptors.
2362 * tree-vect-generic.c: Update tree_pass descriptors.
2363 * reg-stack.c: Update tree_pass descriptors.
2364 * sched-rgn.c: Update tree_pass descriptors.
2365 * tree-ssa-structalias.c: Update tree_pass descriptors.
2366 * tree-cfg.c: Update tree_pass descriptors.
2367 * passes.c (current_pass): Update declaration.
2368 (finish_optimization_passes): Update.
2369 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2370 (register_one_dump_file, register_dump_files_1, next_pass_1):
2372 (init_optimization_passes): Update handling of new types.
2373 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2374 * ipa-struct-reorg.c: Update tree_pass descriptors.
2375 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2376 * combine-stack-adj.c: Update tree_pass descriptors.
2377 * cfgrtl.c: Update tree_pass descriptors.
2378 * dce.c: Update tree_pass descriptors.
2379 * tree-ssanames.c: Update tree_pass descriptors.
2381 2008-03-19 Richard Guenther <rguenther@suse.de>
2384 * tree-ssa.c (walk_data): New structure.
2385 (warn_uninitialized_var): If not always_executed warn with "maybe"
2387 (execute_early_warn_uninitialized): Compute post-dominators.
2388 Initialize always_executed before processing each basic block.
2390 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2393 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2394 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2396 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2398 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2400 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2402 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2404 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2405 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2406 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2407 target after ignore has been set, and move there also the commputation
2408 of subtarget and original_target.
2409 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2410 (LANG_HOOKS_INITIALIZER): Remove it.
2411 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2413 2008-03-18 Richard Guenther <rguenther@suse.de>
2415 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2416 found an expression with constants, note that in the VN for the lhs.
2417 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2418 fold them to constants if possible. Run cleanup_cfg if done so.
2419 (execute_pre): Return todo.
2421 (execute_fre): Likewise.
2422 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2424 (get_prop_source_stmt): Look through pointer conversions.
2426 2008-03-18 Jan Hubicka <jh@suse.cz>
2428 * tree-pretty-print.c: Include predict.h.
2429 (dump_generic_node): Dump predictor.
2430 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2431 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2432 * gimple-low.c (lower_stmt): Likewise.
2433 * expr.c (expand_expr_real): Likewise.
2434 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2436 (build_predict_expr, build_predict_expr): New.
2437 * predict.h (predictor_name, build_predict_expr): Update.
2438 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2439 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2440 * predict.def (PRED_CONTINUE): Update hitrate.
2441 * tree.def (PREDICT_EXPR): Define.
2442 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2443 do not handle BIND_EXPR.
2444 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2445 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2446 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2449 2008-03-18 Michael Matz <matz@suse.de>
2451 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2453 2008-03-18 Richard Guenther <rguenther@suse.de>
2455 * tree-gimple.h (is_gimple_invariant_address): Declare.
2456 (is_gimple_constant): Likewise.
2457 * tree-gimple.c (is_gimple_constant): New function.
2458 (is_gimple_invariant_address): Likewise.
2459 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2460 and is_gimple_invariant_address.
2461 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2463 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2464 an addressable base.
2466 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2469 * gimplify.c (gimplify_expr): Gimplify second operand of
2472 2008-03-17 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/19637
2475 * fold-const.c (fold_unary): Remove restrictions of removing
2476 intermediate pointer-conversions (P2)(P1)P0.
2477 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2478 conversion to void pointer.
2479 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2481 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2484 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2485 emulated thread local variables.
2487 2008-03-16 Richard Guenther <rguenther@suse.de>
2490 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2491 expand TREE_INVARIANT operations that are not gimple invariant.
2493 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2495 * doc/extend.texi (Alignment): Say that the ABI controls
2496 the __alignof__ for non-strict-alignment targets rather
2497 than being a recommendation.
2499 2008-03-15 Paul Brook <paul@codesourcery.com>
2501 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2503 (arm_output_fn_unwind): Mark functions that can not be unwound.
2505 2008-03-15 Paul Brook <paul@codesourcery.com>
2507 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2508 extension instructions.
2510 2008-03-15 Richard Guenther <rguenther@suse.de>
2512 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2513 and fold constant aggregate refs.
2514 (fold_const_aggregate_ref): Handle string constants
2515 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2516 (evaluate_stmt): Simplify now that ccp_fold folds constant
2519 2008-03-15 Paul Brook <paul@codesourcery.com>
2521 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2522 (extzv): Use gen_extzv_t2.
2523 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2525 2008-03-15 Richard Guenther <rguenther@suse.de>
2527 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2528 (fold_const_aggregate_ref): Likewise.
2529 (get_value): Return NULL if we don't have any values.
2530 (ccp_finalize): Set const_val to NULL after freeing it.
2531 * tree-flow.h (get_symbol_constant_value): Declare.
2532 (fold_const_aggregate_ref): Likewise.
2533 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2535 2008-03-15 Richard Guenther <rguenther@suse.de>
2538 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2539 to not produce negative array indices if not allowed. Add
2540 parameter to indicate that.
2541 (maybe_fold_offset_to_component_ref): Allow negative array
2542 indices only for the first member of a structure.
2543 (maybe_fold_offset_to_reference): Allow negative array indices.
2544 (maybe_fold_stmt_addition): Likewise.
2546 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2547 Anatoly Sokolov <aesok@post.ru>
2549 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
2550 (avr_arch): Add ARCH_AVR6.
2551 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2552 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2553 instead of fixed value 2.
2554 (print_operand_address): Use gs() asm specifier instead of pm().
2555 (avr_assemble_integer): (Ditto.).
2556 (avr_output_addr_vec_elt): (Ditto.).
2557 (print_operand): Handle "!" code.
2558 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2559 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2560 (AVR_HAVE_EIJMP_EICALL): Define.
2561 (AVR_3_BYTE_PC): Redefine.
2562 (AVR_2_BYTE_PC): (Ditto.).
2563 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2564 (LINK_SPEC): Add atmega2560 and atmega2561.
2565 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2567 * config/avr/avr.md (call_insn): Use eicall instead of icall
2568 for 3 byte PC devices.
2569 (call_value_insn): (Ditto.).
2570 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2571 (indirect_jump): Use only for for 2 byte PC devices.
2572 (*tablejump): (Ditto.).
2573 (*indirect_jump_avr6): Add insn.
2574 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2575 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
2576 instead of ijmp for 3 byte PC devices.
2577 (__tablejump2__): (Ditto.).
2578 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2579 (MULITLIB_DIRNAMES): (Ditto.).
2580 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2582 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2585 "sse2_umulsidi3". Use V1DI mode for operand 0.
2586 ("mmx_psadbw"): Use V1DI mode for operand 0.
2587 * config/i386/i386-modes.def (V1SI): New vector mode.
2588 * config/i386/i386.c (struct builtin_description)
2589 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2590 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2591 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2592 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2593 v1di_ftype_v8qi_v8qi type.
2594 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2596 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2597 __builtin_ia32_pmuludq]: Fix the mode of return value.
2599 2008-03-15 Richard Guenther <rguenther@suse.de>
2602 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2605 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2607 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2608 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2609 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2610 unless TARGET_SERIALIZE_VOLATILE is enabled.
2611 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2612 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2613 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2615 2008-03-14 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/34172
2618 * tree-flow.h (refs_may_alias_p): Declare.
2619 (get_single_def_stmt): Likewise.
2620 (get_single_def_stmt_from_phi): Likewise.
2621 (get_single_def_stmt_with_phi): Likewise.
2622 * tree-dfa.c (refs_may_alias_p): New function.
2623 (get_single_def_stmt): Likewise.
2624 (get_single_def_stmt_from_phi): Likewise.
2625 (get_single_def_stmt_with_phi): Likewise.
2626 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2627 (vn_reference_lookup_1): New helper function.
2628 (vn_reference_lookup): Walk the virtual use-def chain to
2629 continue searching for a match if the def does not alias the
2630 reference we are looking for.
2632 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2634 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2635 archive and Perzl. Update The Written Word listing.
2637 2008-03-14 Richard Guenther <rguenther@suse.de>
2639 PR tree-optimization/34043
2640 PR tree-optimization/33989
2641 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2643 (bitmap_find_leader): Use extra argument to verify dominance
2644 relationship inside a basic-block.
2645 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2646 (find_leader_in_sets): Adjust.
2647 (create_component_ref_by_pieces): Take extra argument for
2648 dominance check, handle lookup failures.
2649 (find_or_generate_expression): Likewise.
2650 (create_expression_by_pieces): Likewise.
2651 (insert_into_preds_of_block): Adjust.
2652 (create_value_expr_from): If asked for, verify all operands
2653 are in the blocks AVAIL_OUT set.
2654 (make_values_for_stmt): Check for SSA_NAMEs that are life
2655 over an abnormal edge.
2656 (compute_avail): Remove such check.
2657 (do_SCCVN_insertion): New function.
2658 (eliminate): If we do not find a leader suitable for replacement
2659 insert a replacement expression from SCCVN if available.
2660 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2661 (struct vn_ssa_aux): Add needs_insertion flag.
2662 * tree-ssa-sccvn.c (may_insert): New global flag.
2663 (copy_reference_ops_from_ref): Value-number union member access
2664 based on its size, not type and member if insertion is allowed.
2665 (visit_reference_op_load): For a weak match from union type
2666 punning lookup a view-converted value and insert a SSA_NAME
2667 for that value if that is not found.
2668 (visit_use): Make dumps shorter. Do not disallow value numbering
2669 SSA_NAMEs that are life over an abnormal edge to constants.
2670 (free_scc_vn): Release inserted SSA_NAMEs.
2671 (run_scc_vn): New flag to specify whether insertion is allowed.
2672 Process SSA_NAMEs in forward order.
2673 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2674 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2675 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2676 pointer type to/from integral types that do not change the
2677 precision to regular conversions.
2679 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2681 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2682 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2683 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2684 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2685 input arguments and the mode of return value. Built-in functions
2686 that operate on whole 64-bit MMX register now use V1DI mode.
2688 2008-03-13 Alon Dayan <alond@il.ibm.com>
2689 Olga Golovanevsky <olga@il.ibm.com>
2691 PR tree-optimization/35041
2692 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2693 to locate the right position in a statement.
2695 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/xmmintrin.h: Change all static inline functions to
2700 extern inline and add __gnu_inline__ attribute.
2701 * config/i386/bmintrin.h: Ditto.
2702 * config/i386/smmintrin.h: Ditto.
2703 * config/i386/tmmintrin.h: Ditto.
2704 * config/i386/mmintrin-common.h: Ditto.
2705 * config/i386/ammintrin.h: Ditto.
2706 * config/i386/emmintrin.h: Ditto.
2707 * config/i386/pmmintrin.h: Ditto.
2708 * config/i386/mmintrin.h: Ditto.
2709 * config/i386/mm3dnow.h: Ditto.
2711 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2714 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2715 (lower_omp_2): New function.
2716 (lower_omp_1, lower_omp): Rewritten.
2718 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2721 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2722 with the phrase "Microsoft Windows compilers".
2723 (Push/Pop Macro Pragmas): New subsection. Document
2724 #pragma push_macro and pragma pop_macro.
2726 2008-03-12 Paul Brook <paul@codesourcery.com>
2728 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2730 2008-03-12 Paul Brook <paul@codesourcery.com>
2732 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2733 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2734 (thumb2_addsi_shortim): Rename ...
2735 (thumb2_addsi_short): ... to this. Allow register operands.
2736 (thumb2_subsi_short): New pattern.
2737 (thumb2_one_cmplsi2_short,
2738 thumb2_negsi2_short): New patterns and peepholes.
2740 2008-03-12 Paul Brook <paul@codesourcery.com>
2742 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2744 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386.md (int_cond): New code iterator.
2748 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2749 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2750 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2751 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2752 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2753 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2754 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2755 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2757 2008-03-12 Paul Brook <paul@codesourcery.com>
2759 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2760 instead of {arm,thumb}_compute_save_reg_mask.
2761 (output_return_instruction): Ditto.
2762 (thumb_unexpanded_epilogue): Ditto.
2763 (thumb1_expand_prologue): Ditto.
2764 (thumb1_output_function_prologue): Ditto.
2765 (arm_set_return_address): Ditto.
2766 (thumb_set_return_address): Ditto.
2767 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2768 regs to achieve stack alignment.
2769 (thumb1_compute_save_reg_mask): Fix compiler warning.
2770 (arm_output_epilogue): Use offsets->saved_regs_mask.
2771 Adjust stack pointer by poping call clobered registers.
2772 (arm_expand_prologue): Use offsets->saved_regs_mask.
2773 Adjust stack pointer by pushing extra registers.
2774 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2776 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2779 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2780 conversion to the operands of a multiplication.
2782 2008-03-12 Richard Guenther <rguenther@suse.de>
2784 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2785 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2786 * timevar.def (TV_TREE_PHIPROP): Add.
2787 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2788 pass description. Use TV_TREE_PHIPROP.
2789 * tree-ssa-forwprop.c: Remove phiprop code.
2791 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2794 * omp-low.c (maybe_lookup_decl): Constify first argument.
2795 (use_pointer_for_field): Change last argument from bool to
2796 omp_context *. Disallow shared copy-in/out in nested
2797 parallel if decl is shared in outer parallel too.
2798 (build_outer_var_ref, scan_sharing_clauses,
2799 lower_rec_input_clauses, lower_copyprivate_clauses,
2800 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2802 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2803 Ira Rosen <irar@il.ibm.com>
2805 * tree-vectorizer.c (free_stmt_vec_info): New function.
2806 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2807 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2808 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2809 * tree-vect-transform.c (vectorizable_conversion): Free
2810 vec_oprnds0 if it was allocated.
2811 (vect_permute_store_chain): Remove unused VECs.
2812 (vectorizable_store): Free VECs that are allocated in the..
2814 (vect_transform_strided_load, vectorizable_load): Likewise.
2815 (vect_remove_stores): Simplify the code.
2816 (vect_transform_loop): Move code to vect_remove_stores().
2817 Call vect_remove_stores() and free_stmt_vec_info().
2819 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2821 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2822 TARGET_HPUX. Revise comment.
2823 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2824 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2825 Use sr4 variant of `be' instruction when not generating PIC code.
2826 (attr_length_call): Adjust for above change.
2828 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2830 * ipa-reference.c (static_execute): Remove module_statics_const and
2831 associated setting code.
2833 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2837 predicate for operand 1.
2838 (paritysi2_cmp): Use register_operand predicate for operand 2.
2839 Use earlyclobber modifier for operand 1. Remove support for
2841 (paritydi2_cmp): Use register_operand predicate for operand 3.
2842 Use earlyclobber modifier for operand 1. Remove support for
2845 2008-03-11 Paul Brook <paul@codesourcery.com>
2846 Vladimir Prus <vladimir@codesourcery.com>
2848 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2849 (arm_compute_save_reg0_reg12_mask): Always
2850 check if register 11 must be saved. Always safe hard frame pointer
2851 when frame_pointer_needeed.
2852 (arm_compute_save_reg_mask): Save IP and PC
2853 only with apcs frames.
2854 (arm_output_epilogue): Adjust Thumb2 codepath to
2855 be also invoked and work for ARM non-apcs frames.
2856 (arm_expand_prologue): Don't bother saving IP
2857 for non-apcs frame, since it's not clobbered by
2858 prologue code. Implement non-apcs frame
2861 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2863 PR rtl-optimization/35281
2864 * expr.c (convert_move): Use a new pseudo for the intermediate
2865 from_mode->word_mode result.
2867 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2869 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2870 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2871 * toplev.c (compile_file): Don't call it.
2873 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2876 * expr.c (store_expr): Call emit_block_move if the mode
2877 of "temp" RTX is BLKmode.
2879 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2880 Richard Guenther <rguenther@suse.de>
2882 PR tree-optimization/31358
2883 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2884 the step with a NULL_TREE.
2885 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2886 to sizetype if type is a pointer type.
2887 (add_candidate_1): Don't convert the base and step to
2888 the generic type if the orginal type is a pointer type.
2889 (add_iv_value_candidates): Use sizetype for the step
2890 if type is a pointer type.
2891 (cand_value_at): Likewise.
2892 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2894 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2895 Don't convert the tem affine to the type.
2896 (add_elt_to_tree): Use sizetype for the step if a pointer.
2897 Use POINTER_PLUS_EXPR for pointers.
2898 (aff_combination_to_tree): Use sizetype for the step if a
2901 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2903 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2904 Remove commutativity hint.
2906 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2910 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2911 errorneous type. Check that v is a VAR_DECL.
2914 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2916 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2918 PR tree-optimization/35494
2919 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2920 may be overriden at link and run time.
2922 2008-03-10 Richard Guenther <rguenther@suse.de>
2924 PR tree-optimization/34677
2925 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2926 (poolify_tree): Likewise.
2927 (modify_expr_template): Likewise.
2928 (poolify_modify_stmt): Likewise.
2929 (insert_fake_stores): Handle all component-ref style stores
2930 in addition to INDIRECT_REF. Also handle complex types.
2931 Do not poolify the inserted load.
2932 (realify_fake_stores): Do not rebuild the tree but only
2933 make it a SSA_NAME copy.
2934 (init_pre): Remove initialzation of modify_expr_template.
2935 Do not allocate modify_expr_node_pool.
2936 (fini_pre): Do not free modify_expr_node_pool.
2938 2008-03-10 Paul Brook <paul@codesourcery.com>
2940 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2943 2008-03-10 Paul Brook <paul@codesourcery.com>
2944 Mark Shinwell <shinwell@codesourcery.com>
2946 * config/arm/cortex-r4.md: New.
2947 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2949 * config/arm/arm.md: Include cortex-r4.md.
2950 (insn): Add smmls, sdiv and udiv values.
2951 (generic_sched): Don't use generic scheduling for Cortex-R4.
2952 (arm_issue_rate): New function.
2953 (TARGET_SCHED_ISSUE_RATE): Define.
2955 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2957 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2959 2008-03-10 Richard Guenther <rguenther@suse.de>
2961 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2962 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2964 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2966 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2967 Set default to true.
2969 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2971 * c.opt (Wsynth): Deprecate.
2972 * doc/invoke.texi (Option Summary, Warning Options): Document
2973 -Wno-format-contains-nul.
2975 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2978 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2979 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2981 2008-03-09 Ira Rosen <irar@il.ibm.com>
2983 * config/rs6000/rs6000.c (builtin_description): Rename vector
2984 left shift operations.
2985 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2986 (altivec_vsl<VI_char>): Rename to ...
2987 (ashl<mode>3): ... new name.
2988 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2990 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2992 2008-03-08 Richard Guenther <rguenther@suse.de>
2994 * coverage.h (tree_coverage_counter_addr): Declare.
2995 * coverage.c (tree_coverage_counter_addr): New function.
2996 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2998 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2999 (tree_gen_one_value_profiler): Likewise.
3000 (tree_gen_ic_profiler): Likewise.
3001 (tree_gen_average_profiler): Likewise.
3002 (tree_gen_ior_profiler): Likewise.
3004 2008-03-08 Richard Guenther <rguenther@suse.de>
3006 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3007 (vn_binary_op_insert): Likewise.
3008 (vn_unary_op_lookup): Likewise.
3009 (vn_unary_op_insert): Likewise.
3010 (vn_nary_op_lookup): Declare.
3011 (vn_nary_op_insert): Likewise.
3012 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3013 and binary hashes, use a single obstack for unary_op_pool
3015 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3016 a single struct vn_nary_op_s. Store tree code length and
3017 a variable number of operands.
3018 (struct vn_reference_op_struct): Remove unused op2.
3019 (vn_reference_op_eq): Do not compare op2.
3020 (vn_reference_op_compute_hash): Do not compute hash of op2.
3021 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3022 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3023 with vn_nary_op_compute_hash.
3024 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3025 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3027 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3029 (visit_unary_op): Call nary functions.
3030 (visit_binary_op): Likewise.
3031 (process_scc): Adjust for struct vn_tables_s changes.
3032 (allocate_vn_table): Likewise.
3033 (free_vn_table): Likewise.
3034 * tree-vn.c (vn_add): Call nary functions.
3035 (vn_lookup): Likewise.
3037 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3040 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3041 wdst back after sync_compare_and_swapqhi_internal.
3043 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386-modes.def (V1DI): New vector mode.
3047 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3048 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3049 (MMXMODE248): Ditto.
3050 (MMXMODE): Add V1DI mode.
3051 (mmxvecsize): Change DI mode to V1DI mode.
3052 ("mov<mode>): Use MMXMODEI8 mode iterator.
3053 ("*mov<mode>_internal_rex64"): Ditto.
3054 ("*mov<mode>_internal"): Ditto.
3055 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3056 ("mmx_sub<mode>3"): Ditto.
3057 ("mmx_adddi3"): Remove insn pattern.
3058 ("mmx_subdi3"): Ditto.
3059 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3060 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3061 ("mmx_ashl<mode>3"): Ditto.
3062 ("mmx_lshrdi3"): Remove insn pattern.
3063 ("mmx_ashldi3"): Ditto.
3064 * config/i386/i386.c (classify_argument): Handle V1DImode.
3065 (function_arg_advance_32): Ditto.
3066 (function_arg_32): Ditto.
3067 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3068 mmx_addv1di3 insn pattern.
3069 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3070 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3071 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3072 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3073 Remove definitions of built-in functions.
3074 (V1DI_type_node): New node.
3075 (v1di_ftype_v1di_int): Ditto.
3076 (v1di_ftype_v1di_v1di): Ditto.
3077 (v2si_ftype_v2si_si): Ditto.
3078 (v4hi_ftype_v4hi_di): Remove node.
3079 (v2si_ftype_v2si_di): Ditto.
3080 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3081 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3082 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3083 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3084 Add new builtins using def_builtin_const.
3085 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3086 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3087 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3088 * config/i386/mmintrin.h (__v1di): New typedef.
3089 (_mm_add_si64): Cast arguments to __v1di type.
3090 (_mm_sub_si64): Ditto.
3091 (_mm_sll_pi16): Cast __count to __v4hi type.
3092 (_mm_sll_pi32): Cast __count to __v2si type.
3093 (_mm_sll_si64): Cast arguments to __v1di type.
3094 (_mm_srl_pi16): Cast __count to __v4hi type.
3095 (_mm_srl_pi32): Cast __count to __v2si type.
3096 (_mm_srl_si64): Cast arguments to __v1di type.
3097 (_mm_sra_pi16): Cast __count to __v4hi type.
3098 (_mm_sra_pi32): Cast __count to __v2si type.
3099 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3100 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3101 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3102 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3103 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3104 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3105 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3106 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3107 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3108 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3109 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3110 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3112 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3114 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3116 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3119 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3120 reg+const addressing for Altivec modes. Don't generate reg+reg
3121 addressing for TFmode or TDmode quantities.
3123 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3125 * c-common.c (vector_types_convertible_p): Call langhook
3126 instead of comptypes.
3128 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3131 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3132 integral and scalar float variables which have a
3135 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3137 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3138 dwarf_register_span hook when emitting unwind information for
3139 register-to-memory saves.
3140 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3141 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3143 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3145 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3146 for the same VAR_DECL.
3148 2008-03-06 Tom Tromey <tromey@redhat.com>
3151 * doc/standards.texi (Standards): Don't mention treelang.
3152 * doc/invoke.texi (Overall Options): Don't mention treelang.
3153 * doc/install.texi (Prerequisites): Don't mention bison or
3155 (Configuration): Don't mention treelang.
3156 (Building): Likewise.
3157 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3159 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3161 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3162 word-extractions out of a multi-word object.
3164 2008-03-06 Richard Guenther <rguenther@suse.de>
3166 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3167 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3168 result type and precision.
3169 * expr.c (get_inner_reference): Set unsignedp based on the result
3170 type of BIT_FIELD_REF.
3171 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3172 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3173 (try_instantiate_multiple_fields): Likewise. Use the correct type
3175 (sra_build_assignment): Likewise.
3176 (sra_build_elt_assignment): Likewise.
3177 (sra_explode_bitfield_assignment): Likewise.
3178 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3179 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3180 set BIT_FIELD_REF_UNSIGNED.
3181 (vectorizable_load): Likewise.
3183 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3185 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3188 2008-03-06 Richard Guenther <rguenther@suse.de>
3190 * alias.c (struct alias_set_entry): Move has_zero_child field
3191 to pack with alias_set.
3193 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3195 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3198 2008-03-05 Ian Lance Taylor <iant@google.com>
3200 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3202 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3204 * fwprop.c (update_df): Support width and offset parameters of
3206 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3207 global_conflicts): Change DF_REF_EXTRACT to either
3208 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3209 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3210 * df-scan.c (df_ref_record, df_defs_record,
3211 df_ref_create_structure, df_def_record_1, df_uses_record,
3212 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3213 df_bb_refs_collect, df_entry_block_defs_collect,
3214 df_exit_block_uses_collect): Support new width and offset fields.
3215 (ref_extract_pool): New storage pool.
3216 (df_free_ref): New function.
3217 (df_reg_chain_unlink, df_free_collection_rec,
3218 df_sort_and_compress_refs): Call df_free_ref.
3219 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3221 (df_ref_create_structure): Allocate df_ref_extract if offset and
3222 width fields are used.
3223 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3224 (df_uses_record): Get offset and width from ZERO_EXTRACT
3226 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3227 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3228 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3229 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3230 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3231 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3232 (df_ref_extract): New structure.
3233 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3234 (df_ref_create): Add width and offset parameters.
3236 2008-03-05 Richard Guenther <rguenther@suse.de>
3238 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3239 Use ranges_overlap_p.
3240 (offset_overlaps_with_access): Rename
3241 to ranges_overlap_p and move ...
3242 * tree-flow-inline.h (ranges_overlap_p): ... here.
3244 * tree.h (get_inner_reference, handled_component_p): Update
3247 * tree.h (record_component_aliases, get_alias_set,
3248 alias_sets_conflict_p, alias_sets_must_conflict_p,
3249 objects_must_conflict_p): Move declarations ...
3250 * alias.h (record_component_aliases, get_alias_set,
3251 alias_sets_conflict_p, alias_sets_must_conflict_p,
3252 objects_must_conflict_p): ... here.
3253 Include coretypes.h.
3254 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3256 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3258 * cfg.c: Include tree-flow.h.
3259 (remove_edge_raw): Call redirect_edge_var_map_clear.
3260 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3261 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3262 (redirect_edge_var_map_result): New.
3263 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3264 PENDING_STMT use with redirect_edge_var_map_*.
3265 * tree-ssa.c (edge_var_maps): New definition.
3266 (redirect_edge_var_map_add): New.
3267 (redirect_edge_var_map_clear): New.
3268 (redirect_edge_var_map_dup): New.
3269 (redirect_edge_var_map_vector): New.
3270 (redirect_edge_var_map_destroy): New.
3271 (ssa_redirect_edge): Replace PENDING_STMT use with
3272 redirect_edge_var_map_*.
3273 (flush_pending_stmts): Same.
3274 (delete_tree_ssa): Destroy edge var map.
3275 * tree-flow.h (struct _edge_var_map): New.
3276 Define edge_var_map vector type.
3277 Declare redirect_edge_var_map_* prototypes.
3278 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3279 * tree-cfg.c (reinstall_phi_args): Replace
3280 PENDING_STMT use with redirect_edge_var_map_*.
3282 2008-03-05 Richard Guenther <rguenther@suse.de>
3284 PR tree-optimization/35472
3285 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3286 whose single use_stmt has a overlapping set of loaded and
3287 stored symbols as that use_stmt might be a noop assignment then.
3289 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3291 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3293 2008-03-05 Richard Guenther <rguenther@suse.de>
3296 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3297 should be constants.
3298 * tree-cfg.c (verify_expr): Verify it.
3299 * fold-const.c (fold_truthop): Remove code generating
3300 BIT_FIELD_REFs of structure bases.
3301 (fold_binary): Likewise.
3302 (fold_ternary): Position and size of BIT_FIELD_REFs are
3303 always host integers.
3304 (make_bit_field_ref): Remove.
3305 (optimize_bit_field_compare): Remove.
3306 (all_ones_mask_p): Remove.
3308 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3311 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3312 (split_block_and_df_analyze): New. Split basic block and rebuild
3314 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3316 (split_pattern_seq): Likewise.
3317 (erase_matching_seqs): Likewise.
3318 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3320 2008-03-04 Geoff Keating <geoffk@apple.com>
3322 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3323 declaration and code.
3324 (tree_invalid_nonnegative_warnv_p): Likewise.
3326 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3328 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3329 examples. Truncate option-names then causing overfull hbox.
3331 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3334 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3336 * configure: Rebuilt.
3338 2008-03-04 Rafael Espindola <espindola@google.com>
3340 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3341 (tree_unary_nonnegative_warnv_p): New.
3342 (tree_binary_nonnegative_warnv_p): New.
3343 (tree_single_nonnegative_warnv_p): New.
3344 (tree_invalid_nonnegative_warnv_p): New.
3345 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3347 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3350 * opts.c (handle_option): Postpone 'unknown option' errors only for
3353 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3356 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3359 2008-03-04 Rafael Espindola <espindola@google.com>
3361 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3362 (tree_binary_nonzero_warnv_p): New.
3363 (tree_single_nonzero_warnv_p): New.
3364 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3366 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3369 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3370 transformations for modes that have signed zeros.
3371 * ifcvt.c (noce_try_abs): Ditto.
3373 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3375 * config/i386/i386.c (override_options): Force
3376 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3378 2008-03-04 Jan Hubicka <jh@suse.cz>
3381 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3384 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3386 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3387 label to probe the stack.
3389 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3391 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3392 (__gthr_win32_mutex_destroy): Declare.
3393 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3394 __gthr_win32_mutex_destroy.
3395 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3397 2008-03-03 Jan Hubicka <jh@suse.cz>
3400 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3401 aggressive on inlining cold calls.
3403 2008-03-03 Richard Guenther <rguenther@suse.de>
3405 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3406 struct copies into the expression table.
3407 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3408 (try_to_simplify): Likewise.
3409 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3410 integral and pointer arguments which do not change the
3411 precision to NOP_EXPRs.
3412 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3413 VIEW_CONVERT_EXPR case.
3415 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3417 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3418 defined in a loop at depth 0 is invariant.
3419 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3420 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3421 be called at loop depth 0.
3423 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3426 * gcc.c (process_command): Update copyright notice dates.
3427 * gcov.c (print_version): Likewise.
3428 * gcov-dump.c (print_version): Likewise.
3429 * mips-tfile.c (main): Likewise.
3430 * mips-tdump.c (main): Likewise.
3432 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3435 * c-common.c (flag_permissive): Delete.
3436 (constant_expression_warnings): Check flags first.
3437 (constant_expression_error): New.
3438 * c-common.h (flag_permissive): Delete.
3439 (constant_expression_error): Declare.
3440 * flags.h (flag_permissive): Declare. Update description.
3441 * diagnostic.c (pedwarn): Update.
3443 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3444 (permissive_error_kind): New.
3445 * toplev.c (flag_permissive): Define. Update description.
3446 * toplev.h (permissive_error_kind): Declare.
3447 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3448 (pedwarn_c90): Use pedantic_warning_kind.
3449 * c-opts.c (c_common_post_options): flag_permissive does not affect
3450 flag_pedantic_errors.
3452 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3454 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3455 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3456 __absvsi2, __absvDI2): Use unsigned arithmetic.
3458 2008-03-02 Andi Kleen <ak@suse.de>
3459 Richard Guenther <rguenther@suse.de>
3461 * struct-equiv.c: Remove file.
3462 * cfg_cleanup.c (condjump_equiv_p): Remove.
3463 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3464 (struct-equiv.o): Remove rule.
3465 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3466 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3467 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3469 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3471 * ifcvt.c (noce_process_if_block): Try to handle only the then
3472 block if the else block exists but isn't suitable.
3474 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3477 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3478 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3479 regression from previous patch.
3481 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3484 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3486 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3487 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3488 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3489 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3490 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3491 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3492 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3493 (__gthread_mutex_destroy_function): Rename to
3494 __gthread_mutex_destroy.
3495 * gthr-dce.h (__gthread_mutex_destroy): Call
3496 pthread_mutex_destroy.
3497 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3498 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3499 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3501 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3503 * df-scan.c (df_ref_chain_change_bb): Simplify.
3504 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3505 set_block_for_insn if there's any change.
3506 * df.h ((df_insn_change_bb): Fix prototype.
3507 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3508 df_insn_change_bb, don't call set_block_for_insn.
3509 * emit-rtl.c (reorder_insns): Likewise.
3510 * haifa-sched.c (move_insn): Likewise.
3512 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3514 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3516 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3518 * tree-flow-inline.h (next_readonly_imm_use): Return
3519 NULL_USE_OPERAND_P after the end.
3521 2008-03-01 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/35411
3524 * tree-sra.c (sra_build_assignment): Split conversion to
3525 final type to a separate statement if we are not assigning
3528 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3530 * fold-const.c (fold_convertible_p): Correct the logic to follow
3531 that in fold_convert().
3533 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3536 * tree-inline.c (build_duplicate_type): When we make a
3537 duplicate type, make it unique in the canonical types system.
3539 2008-02-29 Tom Tromey <tromey@redhat.com>
3541 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3542 input_file_stack_history, input_file_stack_restored): Remove.
3543 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3544 * input.h (struct file_stack): Remove.
3545 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3546 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3548 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3550 (diagnostic_last_module_changed): Add 'map' argument.
3551 (diagnostic_set_last_function): Likewise.
3552 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3553 line map, not input_file_stack.
3554 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3556 2008-02-29 Paul Brook <paul@codesourcery.com>
3558 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3560 2008-02-29 Paul Brook <paul@codesourcery.com>
3562 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3564 2008-02-29 Richard Guenther <rguenther@suse.de>
3566 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3568 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3569 value for comparing for a store match.
3570 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3571 (try_to_simplify): Do not do a full-blown reference lookup.
3573 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3575 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3576 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3578 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3580 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3582 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3583 strides against cache sizes.
3585 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3587 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3590 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3592 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3593 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3594 is smaller than the original promoted value.
3595 (simplify_subreg): If OP is a SUBREG, try to preserve its
3596 SUBREG_PROMOTED_VAR_P information.
3598 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3600 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3601 (VN_INFO_GET): Allocate new objects on the obstack.
3602 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3603 for rpo_numbers_temp, for consistency.
3604 (free_scc_vn): Free the obstack.
3606 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3608 * doc/invoke.texi: Document -ftree-loop-distribution.
3609 * tree-loop-distribution.c: New.
3610 * tree-pass.h (pass_loop_distribution): New.
3611 * graphds.h (struct graph): Add htab_t indices.
3612 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3613 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3614 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3615 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3616 * tree-data-ref.c (debug_data_dependence_relations): New.
3617 (dump_data_dependence_relation): Also print data references.
3618 (free_data_ref): Extern.
3619 (same_access_functions): Moved...
3620 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3621 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3622 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3623 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3624 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3625 (stmts_from_loop): Skip LABEL_EXPR.
3626 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3628 (build_rdg): Initialize rdg->indices htab.
3629 (free_rdg, stores_from_loop, ref_base_address,
3630 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3631 have_similar_memory_accesses_1, ref_base_address_1,
3632 remove_similar_memory_refs): New.
3633 * tree-data-ref.h: Depend on tree-chrec.h.
3634 (debug_data_dependence_relations, free_data_ref): Declared.
3635 (same_access_functions): ... here.
3636 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3638 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3639 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3640 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3641 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3642 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3643 rdg_vertex_for_stmt): Declared.
3644 (struct rdg_edge): Add level.
3646 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3647 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3649 (rdg_has_similar_memory_accesses): New.
3650 * tree-vect-analyze.c: Remove unused static decls.
3651 * lambda.h (dependence_level): New.
3652 * common.opt (ftree-loop-distribution): New.
3653 * tree-flow.h (mark_virtual_ops_in_bb,
3654 slpeel_tree_duplicate_loop_to_edge_cfg,
3655 rename_variables_in_loop): Declared.
3656 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3657 (OBJS-common): Add tree-loop-distribution.o.
3658 (tree-loop-distribution.o): New rule.
3659 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3660 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3661 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3663 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3666 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3667 other than structures and unions.
3669 2008-02-28 Richard Guenther <rguenther@suse.de>
3672 2008-02-26 Richard Guenther <rguenther@suse.de>
3674 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3675 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3676 (lookup_decl_from_uid): Declare.
3677 (remove_decl_from_map): Likewise.
3678 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3679 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3680 (decl_for_uid_map): New global hashtable mapping DECL_UID
3682 (init_ttree): Allocate it.
3683 (insert_decl_to_uid_decl_map): New helper function.
3684 (make_node_stat): Insert new decls into the map.
3685 (copy_node_stat): Likewise.
3686 (lookup_decl_from_uid): New function.
3687 (remove_decl_from_map): Likewise.
3688 (print_decl_for_uid_map_statistics): New helper.
3689 (dump_tree_statistics): Call it.
3691 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3692 (referenced_var_iterator): Adjust.
3693 (FOR_EACH_REFERENCED_VAR): Adjust.
3694 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3695 (num_referenced_vars): Adjust.
3696 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3697 (first_referenced_var): Remove.
3698 (end_referenced_vars_p): Likewise.
3699 (next_referenced_var): Likewise.
3700 (referenced_var_iterator_set): New helper function.
3701 * tree-dfa.c (referenced_var_lookup): Adjust.
3702 (referenced_var_check_and_insert): Likewise.
3703 (remove_referenced_var): Likewise.
3704 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3705 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3706 (verify_call_clobbering): Likewise.
3707 (verify_memory_partitions): Likewise.
3708 (init_tree_ssa): Allocate bitmap instead of hashtable for
3710 (delete_tree_ssa): Adjust.
3711 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3712 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3713 (compute_tag_properties): Likewise.
3714 (set_initial_properties): Likewise.
3715 (find_partition_for): Likewise.
3716 (update_reference_counts): Likewise.
3717 (dump_may_aliases_for): Likewise.
3718 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3719 (add_call_clobber_ops): Likewise.
3720 (add_call_read_ops): Likewise.
3721 (get_asm_expr_operands): Likewise.
3722 * tree-into-ssa.c (dump_decl_set): Likewise.
3723 (update_ssa): Likewise.
3724 * tree-sra.c (scan_function): Likewise.
3725 (decide_instantiations): Likewise.
3726 (scalarize_parms): Likewise.
3727 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3728 (dsa_named_for): Likewise.
3729 * tree-ssa-structalias.c (update_alias_info): Likewise.
3730 (merge_smts_into): Likewise.
3732 2008-02-27 David Daney <ddaney@avtrex.com>
3735 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3736 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3737 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3738 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3739 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3741 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3744 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3745 (BUILT_IN_NEXTTOWARD): Remove.
3746 (BUILT_IN_NEXTTOWARDF): Ditto.
3747 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3748 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3750 2008-02-27 Tom Tromey <tromey@redhat.com>
3752 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3753 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3755 2008-02-27 Jan Beulich <jbeulich@novell.com>
3757 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3758 update the respective field on newdecl.
3760 2008-02-27 Revital Eres <eres@il.ibm.com>
3762 PR rtl-optimization/34999
3763 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3764 crossing edges that ends with a call insn.
3765 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3766 call insn and clear the EDGE_CROSSING flag of the crossing edge
3767 when fixing fallthru edges.
3769 2008-02-27 Richard Guenther <rguenther@suse.de>
3772 * fold-const.c (fold_unary): Return the correct argument,
3773 converted to the result type.
3775 2008-02-27 Richard Guenther <rguenther@suse.de>
3778 * expr.c (expand_expr_real_1): Assert on rotates that operate
3780 * fold-const.c (fold_binary): Use the types precision, not the
3781 bitsize of the mode if folding rotate expressions. Build rotates
3782 only for full modes.
3784 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3786 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3788 * c-pragma.c (pragma_ns_name): New typedef.
3789 (registered_pp_pragmas): New variable.
3790 (c_pp_lookup_pragma): New function.
3791 (c_register_pragma_1): If flag_preprocess_only, do nothing
3792 for non-expanded pragmas, for expanded ones push pragma's
3793 namespace and name into registered_pp_pragmas vector.
3794 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3795 flag_preprocess_only, don't register GCC pch_preprocess
3796 pragma if flag_preprocess_only.
3797 * c-opts.c (c_common_init): Call init_pragma even if
3798 flag_preprocess_only.
3799 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3800 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3801 cpp_register_pragma if flag_preprocess_only.
3803 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3806 * c-parser.c (c_parser_translation_unit): Warn for empty
3807 translation unit, not empty source file.
3809 2008-02-26 Paul Brook <paul@codesourcery.com>
3811 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3812 operand for Thumb-2.
3813 * config/arm/arm.h (reg_class): Add CORE_REGS.
3814 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3815 (BASE_REG_CLASS): Use CORE_REGS.
3816 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3817 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3818 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3819 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3820 ARM_REGNO_OK_FOR_INDEX_P.
3821 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3822 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3823 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3824 (ldm/stm peepholes): Ditto.
3825 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3826 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3827 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3828 * config/arm/constraints.md: Enable "k" constraint on ARM.
3830 2008-02-27 Ben Elliston <bje@au.ibm.com>
3832 * config/rs6000/rs6000.c: Annotate cache line size field in all
3833 instances of struct processor_costs.
3835 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3837 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3838 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3839 jump_bypass): New counters.
3840 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3841 * dce.c (gate_ud_dce): Same.
3842 (gate_fast_dce): Same.
3843 * dse.c (gate_dse1): New function.
3844 (gate_dse2): New function.
3845 (gate_dse): Merge results of new gate functions.
3846 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3847 (gate_handle_jump_bypass): Add dbg_cnt.
3848 (gate_handle_gcse): Add dbg_cnt.
3849 * ifcvt.c (gate_handle_if_conversion): Same.
3850 (gate_handle_if_after_combine): Same.
3851 (gate_handle_if_after_reload): Same.
3852 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3854 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3856 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3858 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3860 2008-02-26 Jason Merrill <jason@redhat.com>
3863 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3864 alone if it's the naming decl for the type's main variant.
3866 2008-02-26 Tom Tromey <tromey@redhat.com>
3868 * system.h (USE_MAPPED_LOCATION): Poison.
3869 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3870 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3871 (make_goto_expr_edges): Likewise.
3872 (remove_bb): Likewise.
3873 (execute_warn_function_return): Likewise.
3874 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3876 * c-common.c (fname_decl): Remove old location code.
3877 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3879 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3881 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3882 (gen_rtx_ASM_INPUT): Likewise.
3883 (gen_rtx_ASM_INPUT_loc): Likewise.
3884 (get_rtx_asm_OPERANDS): Remove.
3885 * cfglayout.c (insn_locators_alloc): Remove old location code.
3886 (set_curr_insn_source_location): Likewise.
3887 (curr_insn_locator): Likewise.
3888 * print-tree.c (print_node): Remove old location code.
3889 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3890 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3891 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3892 location_from_locus.
3893 (construct_exit_block): Remove old location code.
3894 * emit-rtl.c (force_next_line_note): Remove old location code.
3895 * profile.c (branch_prob): Remove old location code.
3896 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3897 LOC_LINE): Remove old-location variants.
3898 * langhooks.c (lhd_print_error_function): Remove old location
3900 * configure, config.in: Rebuilt.
3901 * configure.ac (--enable-mapped-location): Remove.
3902 * c-decl.c (c_init_decl_processing): Remove old location code.
3903 (finish_function): Likewise.
3904 * recog.c (decode_asm_operands): Remove old location code.
3905 * c-pch.c (c_common_read_pch): Remove old location code.
3906 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3908 * gimple-low.c (lower_function_body): Remove old location code.
3909 * toplev.c (unknown_location): Remove.
3910 (push_srcloc): Remove old-location variant.
3911 (process_options): Remove old location code.
3912 (lang_dependent_init): Likewise.
3913 * input.h (UNKNOWN_LOCATION): Move definition.
3914 (location_t): Undeprecate.
3915 (source_locus): Remove.
3916 (location_from_locus): Remove.
3917 (struct location_s): Remove.
3918 Remove all old-location code.
3919 (input_line, input_filename): Remove.
3920 * final.c (final_scan_insn): Remove old location code.
3921 * diagnostic.c (diagnostic_build_prefix): Remove
3922 USE_MAPPED_LOCATION test.
3923 * tree.h (gimple_stmt) <locus>: Now a location_t.
3924 (tree_exp) <locus>: Likewise.
3925 (DECL_IS_BUILTIN): Remove old-location variant.
3926 (annotate_with_file_line, annotate_with_locus): Likewise.
3927 (expr_locus, set_expr_locus): Update.
3928 * tree.c (build1_stat): Remove old location code.
3929 (last_annotated_node): Remove.
3930 (annotate_with_file_line): Remove old-location variant.
3931 (annotate_with_locus): Likewise.
3932 (expr_location): Remove old location code.
3933 (set_expr_location): Likewise.
3934 (expr_has_location): Likewise.
3935 (expr_locus): Likewise.
3936 (set_expr_locus): Likewise.
3937 (expr_filename): Don't use location_from_locus.
3938 (expr_lineno): Likewise.
3939 * rtl-error.c (location_for_asm): Remove old location code.
3940 * c-lex.c (cb_line_change): Remove old location code.
3941 (fe_file_change): Likewise.
3942 (cb_def_pragma): Likewise.
3943 (c_lex_with_flags): Likewise.
3944 * gengtype.c (do_typedef): Don't special-case location types.
3945 (define_location_structures): Remove.
3946 (main): Don't call define_location_structures.
3947 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3950 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3953 * builtins.def (BUILT_IN_STDARG_START): Remove.
3954 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3955 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3956 * tree-inline.c (inline_forbidden_p_1): Likewise.
3958 2008-02-26 Richard Guenther <rguenther@suse.de>
3960 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3961 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3962 (lookup_decl_from_uid): Declare.
3963 (remove_decl_from_map): Likewise.
3964 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3965 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3966 (decl_for_uid_map): New global hashtable mapping DECL_UID
3968 (init_ttree): Allocate it.
3969 (insert_decl_to_uid_decl_map): New helper function.
3970 (make_node_stat): Insert new decls into the map.
3971 (copy_node_stat): Likewise.
3972 (lookup_decl_from_uid): New function.
3973 (remove_decl_from_map): Likewise.
3974 (print_decl_for_uid_map_statistics): New helper.
3975 (dump_tree_statistics): Call it.
3977 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3978 (referenced_var_iterator): Adjust.
3979 (FOR_EACH_REFERENCED_VAR): Adjust.
3980 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3981 (num_referenced_vars): Adjust.
3982 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3983 (first_referenced_var): Remove.
3984 (end_referenced_vars_p): Likewise.
3985 (next_referenced_var): Likewise.
3986 (referenced_var_iterator_set): New helper function.
3987 * tree-dfa.c (referenced_var_lookup): Adjust.
3988 (referenced_var_check_and_insert): Likewise.
3989 (remove_referenced_var): Likewise.
3990 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3991 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3992 (verify_call_clobbering): Likewise.
3993 (verify_memory_partitions): Likewise.
3994 (init_tree_ssa): Allocate bitmap instead of hashtable for
3996 (delete_tree_ssa): Adjust.
3997 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3998 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3999 (compute_tag_properties): Likewise.
4000 (set_initial_properties): Likewise.
4001 (find_partition_for): Likewise.
4002 (update_reference_counts): Likewise.
4003 (dump_may_aliases_for): Likewise.
4004 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4005 (add_call_clobber_ops): Likewise.
4006 (add_call_read_ops): Likewise.
4007 (get_asm_expr_operands): Likewise.
4008 * tree-into-ssa.c (dump_decl_set): Likewise.
4009 (update_ssa): Likewise.
4010 * tree-sra.c (scan_function): Likewise.
4011 (decide_instantiations): Likewise.
4012 (scalarize_parms): Likewise.
4013 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4014 (dsa_named_for): Likewise.
4015 * tree-ssa-structalias.c (update_alias_info): Likewise.
4016 (merge_smts_into): Likewise.
4018 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4021 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4022 * c-opts.c (c_common_handle_option): Wall enables
4023 Wvolatile-register-var.
4024 * common.opt: Move Wvolatile-register-var to...
4027 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4029 * common.opt (Wlarger-than=): New.
4030 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4032 * opts.c (common_handle_option): Handle -Wlarger-than=.
4033 * optc-gen.awk: Likewise.
4034 * opth-gen.awk: Likewise.
4035 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4036 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4038 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4040 * c-common.c (match_case_to_enum_1): Add appropriate
4041 OPT_W* parameter to warning.
4042 (c_do_switch_warnings): Likewise.
4043 * c-typeck.c (warning_init): Add one more parameter following
4045 (push_init_level): Update call to warning_init.
4046 (pop_init_level): Likewise.
4047 (add_pending_init): Likewise.
4048 (output_init_element: Likewise.
4050 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4053 * toplev.c (toplev_main): If there are warnings or error, print
4054 errors for ignored options.
4055 * opts.c (ignored_options): New static variable.
4056 (postpone_unknown_option_error): New.
4057 (print_ignored_options): New.
4058 (handle_option): Postpone errors for unknown -Wno-* options.
4059 * opts.h (print_ignored_options): Declare.
4061 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4063 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4066 2008-02-25 Richard Guenther <rguenther@suse.de>
4069 2008-02-25 Richard Guenther <rguenther@suse.de>
4071 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4072 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4073 (lookup_decl_from_uid): Declare.
4074 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4075 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4076 (decl_for_uid_map): New global hashtable mapping DECL_UID
4078 (init_ttree): Allocate it.
4079 (insert_decl_to_uid_decl_map): New helper function.
4080 (make_node_stat): Insert new decls into the map.
4081 (copy_node_stat): Likewise.
4082 (lookup_decl_from_uid): New function.
4083 (print_decl_for_uid_map_statistics): New helper.
4084 (dump_tree_statistics): Call it.
4086 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4087 (referenced_var_iterator): Adjust.
4088 (FOR_EACH_REFERENCED_VAR): Adjust.
4089 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4090 (num_referenced_vars): Adjust.
4091 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4092 (first_referenced_var): Remove.
4093 (end_referenced_vars_p): Likewise.
4094 (next_referenced_var): Likewise.
4095 (referenced_var_iterator_set): New helper function.
4096 * tree-dfa.c (referenced_var_lookup): Adjust.
4097 (referenced_var_check_and_insert): Likewise.
4098 (remove_referenced_var): Likewise.
4099 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4100 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4101 (verify_call_clobbering): Likewise.
4102 (verify_memory_partitions): Likewise.
4103 (init_tree_ssa): Allocate bitmap instead of hashtable for
4105 (delete_tree_ssa): Adjust.
4106 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4107 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4108 (compute_tag_properties): Likewise.
4109 (set_initial_properties): Likewise.
4110 (find_partition_for): Likewise.
4111 (update_reference_counts): Likewise.
4112 (dump_may_aliases_for): Likewise.
4113 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4114 (add_call_clobber_ops): Likewise.
4115 (add_call_read_ops): Likewise.
4116 (get_asm_expr_operands): Likewise.
4117 * tree-into-ssa.c (dump_decl_set): Likewise.
4118 (update_ssa): Likewise.
4119 * tree-sra.c (scan_function): Likewise.
4120 (decide_instantiations): Likewise.
4121 (scalarize_parms): Likewise.
4122 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4123 (dsa_named_for): Likewise.
4124 * tree-ssa-structalias.c (update_alias_info): Likewise.
4125 (merge_smts_into): Likewise.
4127 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4130 * doc/invoke.texi (-fcx-limited-range): Document new option.
4131 * toplev.c (process_options): Handle -fcx-fortran-rules.
4132 * common.opt: Add documentation for -fcx-fortran-rules.
4134 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4137 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4138 actual behaviour and C99.
4140 2008-02-26 Ben Elliston <bje@au.ibm.com>
4142 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4143 (ASM_CPU_POWER6_SPEC): Likewise.
4144 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4145 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4146 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4148 2008-02-25 Richard Guenther <rguenther@suse.de>
4150 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4151 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4152 (lookup_decl_from_uid): Declare.
4153 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4154 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4155 (decl_for_uid_map): New global hashtable mapping DECL_UID
4157 (init_ttree): Allocate it.
4158 (insert_decl_to_uid_decl_map): New helper function.
4159 (make_node_stat): Insert new decls into the map.
4160 (copy_node_stat): Likewise.
4161 (lookup_decl_from_uid): New function.
4162 (print_decl_for_uid_map_statistics): New helper.
4163 (dump_tree_statistics): Call it.
4165 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4166 (referenced_var_iterator): Adjust.
4167 (FOR_EACH_REFERENCED_VAR): Adjust.
4168 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4169 (num_referenced_vars): Adjust.
4170 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4171 (first_referenced_var): Remove.
4172 (end_referenced_vars_p): Likewise.
4173 (next_referenced_var): Likewise.
4174 (referenced_var_iterator_set): New helper function.
4175 * tree-dfa.c (referenced_var_lookup): Adjust.
4176 (referenced_var_check_and_insert): Likewise.
4177 (remove_referenced_var): Likewise.
4178 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4179 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4180 (verify_call_clobbering): Likewise.
4181 (verify_memory_partitions): Likewise.
4182 (init_tree_ssa): Allocate bitmap instead of hashtable for
4184 (delete_tree_ssa): Adjust.
4185 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4186 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4187 (compute_tag_properties): Likewise.
4188 (set_initial_properties): Likewise.
4189 (find_partition_for): Likewise.
4190 (update_reference_counts): Likewise.
4191 (dump_may_aliases_for): Likewise.
4192 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4193 (add_call_clobber_ops): Likewise.
4194 (add_call_read_ops): Likewise.
4195 (get_asm_expr_operands): Likewise.
4196 * tree-into-ssa.c (dump_decl_set): Likewise.
4197 (update_ssa): Likewise.
4198 * tree-sra.c (scan_function): Likewise.
4199 (decide_instantiations): Likewise.
4200 (scalarize_parms): Likewise.
4201 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4202 (dsa_named_for): Likewise.
4203 * tree-ssa-structalias.c (update_alias_info): Likewise.
4204 (merge_smts_into): Likewise.
4206 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4209 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4210 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4211 * alias.h (nonoverlapping_memrefs_p): Likewise.
4213 2008-02-25 Jan Beulich <jbeulich@novell.com>
4215 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4216 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4217 __emultls_get_address, __emultls_register_common,
4218 __floatundi?f, and _Unwind_GetIPInfo.
4219 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4220 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4221 (gen_regparm_prefix): Likewise.
4222 (i386_nlm_encode_section_info): Sync with
4223 config/i386/winnt.c:i386_pe_encode_section_info().
4224 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4225 i386_nlm_mangle_decl_assembler_name): New.
4226 (netware_override_options): New.
4227 * config/i386/netware.h (netware_override_options): Declare.
4228 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4229 (i386_nlm_mangle_decl_assembler_name): Declare.
4230 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4232 2008-02-25 Ben Elliston <bje@au.ibm.com>
4235 * c-decl.c (grokdeclarator): Remove unused local variables
4236 `typedef_type' and `type_as_written'.
4238 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4239 unused local variable `has_hot_blocks'.
4240 (fix_crossing_conditional_branches): Remove unused local variable
4243 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4246 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4247 using DEF_C99_BUILTIN.
4248 (BUILT_IN_NANF): Ditto.
4249 (BUILT_IN_NANL): Ditto.
4251 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4252 Revital Eres <eres@il.ibm.com>
4254 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4255 regarding the order of two dependent insns in the same row.
4257 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4259 * stor-layout.c (layout_decl): Do not bump the alignment of a
4260 bit-field to more than byte alignment if it is packed.
4262 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4264 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4267 2008-02-24 Diego Novillo <dnovillo@google.com>
4269 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4272 * tree-vrp.c (vrp_evaluate_conditional): With
4273 -Wtype-limits, emit a warning when comparing against a
4274 constant outside the natural range of OP0's type.
4275 * c.opt (Wtype-limits): Move ...
4276 * common.opt (Wtype-limits): ... here.
4278 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4280 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4281 * config/rs6000/e300c2c3.md: New file.
4282 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4284 (rs6000_override_options): Add e300c2 and e300c3 cases to
4285 processor_target_table. Do not allow usage of Altivec or Spe
4286 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4287 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4288 * config/rs6000/rs6000.h (processor_type): Add
4289 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4290 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4291 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4292 and ppce300c3. Include e300c2c3.md.
4294 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4296 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4297 instead of TARGET_STRICT_ALIGN.
4299 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4301 * explow.c (memory_address): Assert that the generated address is
4304 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4307 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4308 * config/darwin-ppc-ldouble-patch.def: New file.
4309 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4310 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4311 SUBTARGET_INIT_BUILTINS if defined.
4312 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4315 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4318 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4319 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4321 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4324 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4325 file" warning condtional on -Winvalid-PCH.
4327 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4329 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4331 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4335 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4336 prevent reload from using MMX registers.
4337 (*mov<mode>_internal): Ditto.
4338 (*movv2sf_internal_rex64): Ditto.
4339 (*movv2sf_internal): Ditto.
4341 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4343 PR documentation/31569
4344 * doc/install.texi2html: Use makeinfo --no-number-sections.
4346 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4348 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4349 ensure that we can address an entire entity > 8 bytes. Don't
4350 generate reg+reg addressing for such data.
4352 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4354 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4355 strings when optimizing for size, unless the target cares about
4358 2008-02-22 Tom Tromey <tromey@redhat.com>
4360 * regclass.c (current_pass): Remove declaration.
4362 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4364 * config/avr/libgcc.S (__RAMPZ__): Define.
4365 (__do_copy_data): Add for devices with 128KB code memory.
4367 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4369 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4371 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4373 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4375 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4378 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4381 * c-typeck.c (build_binary_op): Warn about floating point
4382 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4384 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4387 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4388 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4390 (rs6000_override_options): Set altivec_abi as default, not override,
4391 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4392 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4393 is used; use new member spe_abi.
4394 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4395 spe_abi and altivec_abi.
4397 2008-02-22 Tomas Bily <tbily@suse.cz>
4399 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4401 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4404 * config.build (build_file_translate): Set to `CMD //c' only if
4406 * Makefile.in (build_file_translate): Improve comment.
4408 2008-02-21 Jan Hubicka <jh@suse.cz>
4410 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4411 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4412 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4414 2008-02-21 Michael Matz <matz@suse.de>
4417 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4419 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4421 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4422 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4424 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4425 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4426 SSE_VEC_FLOAT_MODE_P as insn constraint.
4427 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4428 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4429 sse4a_movntdf using MODEF mode iterator.
4430 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4431 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4432 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4433 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4434 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4435 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4436 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4438 2008-02-21 Richard Guenther <rguenther@suse.de>
4440 * tree.def (PAREN_EXPR): New tree code.
4441 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4443 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4444 * expr.c (expand_expr_real_1): Likewise.
4445 * tree-inline.c (estimate_num_insns_1): Likewise.
4446 * tree-complex.c (expand_complex_move): Likewise.
4447 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4450 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4453 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4455 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4458 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4460 * config/sh/sh.c (find_barrier): Don't go past
4461 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4463 2008-02-20 DJ Delorie <dj@redhat.com>
4465 * config/h8300/h8300.md (insv): Force source operand to be a register.
4467 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4468 as a jump, not as a plain insn.
4470 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4472 * doc/invoke.texi (Warning Options): Add new option
4473 -Wframe-larger-than=.
4474 (-Wframe-larger-than): Document.
4476 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4477 Add declarations for new option variables.
4479 * final.c (final_start_function): Check the frame size
4480 before emission and issue a Wframe-larger-than warning.
4482 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4483 Add definitions for new option variables.
4484 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4486 * common.opt (Wframe-larger-than=): New option.
4488 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4490 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4491 (<sse>_div<mode>3): Ditto.
4492 (<sse>_vmdiv<mode>3): Ditto.
4493 (<sse>_vmsqrt<mode>2): Ditto.
4494 (*smax<mode>3): Ditto.
4495 (sse5_frcz<mode>2): Ditto.
4496 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4499 2008-02-20 Richard Guenther <rguenther@suse.de>
4502 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4503 be happy with INTEGRAL_TYPE_P.
4505 2008-02-20 Richard Guenther <rguenther@suse.de>
4507 * fold-const.c (split_tree): Associate floatig-point expressions
4508 if flag_associative_math is set.
4510 2008-02-20 Richard Guenther <rguenther@suse.de>
4512 * tree.h (fold_real_zero_addition_p): Declare.
4513 * fold-const.c (fold_real_zero_addition_p): Export.
4514 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4515 floating-point operations with zero and one.
4517 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4519 * doc/install.texi: Correct references to CFLAGS, replacing them
4520 with BOOT_CFLAGS. Document flags used during bootstrap for
4523 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4525 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4526 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4527 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4529 (smin<mode>3): Ditto from similar patterns.
4530 (smax<mode>3): Ditto.
4531 (*ieee_smin<mode>3): Ditto.
4532 (*ieee_smax<mode>3): Ditto.
4533 * config/i386/sse.md (sse): New mode attribute.
4534 (mov<mode>): Macroize expander from movv4sf and movv2df using
4535 SSEMODEF2P mode iterator.
4536 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4537 SSE_VEC_FLOAT_MODE_P as insn constraint.
4538 (storent<mode>): Ditto.
4539 (storent<mode>): Macroize expander from storentsf and storentdf using
4540 MODEF mode iterator.
4541 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4542 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4543 (abs<mode>2): Ditto from similar patterns.
4544 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4545 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4546 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4547 (<sse>_vmsqrt<mode>2): Ditto.
4548 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4549 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4550 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4551 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4552 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4553 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4554 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4556 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4557 iterator and SSE_FLOAT_MODE_P as insn constraint.
4558 (<sse>_ucomi): Ditto from similar patterns.
4559 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4560 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4561 SSE_VEC_FLOAT_MODE_P as insn constraint.
4562 (vcond<mode>): Ditto from similar patterns.
4563 (and<mode>3, *and<mode>3): Ditto.
4564 (<sse>_nand<mode>3): Ditto.
4565 (ior<mode>3, *ior<mode>3): Ditto.
4566 (xor<mode>3, *xor<mode>3): Ditto.
4567 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4568 iterator and SSE_FLOAT_MODE_P as insn constraint.
4569 (*nand<mode>3): Ditto from similar patterns.
4570 (*ior<mode>3): Ditto.
4571 (*xor<mode>3): Ditto.
4573 2008-02-20 Ira Rosen <irar@il.ibm.com>
4575 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4576 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4577 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4579 2008-02-19 Jan Hubicka <jh@suse.cz>
4581 * predict.c (tree_bb_level_predictions): Remove variable next
4582 mistakely introduced by previous commit.
4584 2008-02-19 Jan Hubicka <jh@suse.cz>
4586 * predict.c (predict_paths_leading_to): Rewrite.
4587 (predict_paths_for_bb): New.
4588 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4590 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4593 * Makefile.in (build_file_translate): New.
4594 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4595 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4596 * configure.ac (build_file_translate): Substitute it.
4597 * configure: Regenerate.
4599 2008-02-19 Jan Hubicka <jh@suse.cz>
4601 PR rtl-optimization/34408
4602 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4605 2008-02-19 Jan Hubicka <jh@suse.cz>
4608 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4611 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4614 * config/i386/i386-modes.def: Revert the last DI alignment
4615 change until Ada people can look into it.
4617 2008-02-19 Nick Clifton <nickc@redhat.com>
4619 * opts.c (print_specific_help): Fix typo in --help text.
4621 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4624 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4625 32-bit inline asm without asm alternatives for host GCC < 3.0.
4627 2008-02-19 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/34989
4630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4631 Allow propagation to INDIRECT_REF if we can simplify only.
4633 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4635 * c-common.c (warn_for_collisions_1): Use appropriate option when
4638 2008-02-19 Nick Clifton <nickc@redhat.com>
4641 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4642 (handle_options): Fix indentation.
4643 (print_filtered_help): If no language-specific options were
4644 displayed tell the user how to list all the options supported by
4645 the language's front-end.
4646 (print_specific_help): Fix indentation and remove duplicate line.
4647 (common_handle_option): Handle the -v option.
4648 For --help enable the display of undocumented options if the -v
4649 switch has been included on the command line.
4650 For --help= check for overlaps in the arguments between the option
4651 classes and the language names and issue a warning when they
4652 cannot be disambiguated.
4653 * c.opt (v): Pass on to the common option handler.
4655 2008-02-19 Revital Eres <eres@il.ibm.com>
4657 * modulo-sched.c (sms_schedule): Change dump message when
4658 create_ddg function fails.
4659 (try_scheduling_node_in_cycle): Rename row to cycle.
4660 (print_partial_schedule): Rename CYCLE to ROW.
4662 2008-02-19 Christian Bruel <christian.bruel@st.com>
4663 Zdenek Dvorak <ook@ucw.cz>
4665 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4667 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4671 (*x86_movdicc_0_m1_se): Ditto.
4673 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4676 (CMPtype): Define as __gcc_CMPtype.
4677 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4678 (CMPtype): Define as __gcc_CMPtype.
4680 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4682 Support valgrind 3.3 for --enable-checking=valgrind.
4683 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4685 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4686 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4687 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4688 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4689 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4690 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4691 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4693 * ggc-zone.c: Similar.
4694 * ggc-page.c: Similar.
4696 2008-02-19 Paul Brook <paul@codesourcery.com>
4699 * config/arm/ieee754-df.S: Fix do_it typo.
4700 * config/arm/ieee754-sf.S: Fix do_it typo.
4702 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4705 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4706 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4707 (OPTION_MASK_ISA_SSE_SET): Likewise.
4708 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4709 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4710 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4711 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4712 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4713 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4714 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4715 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4716 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4717 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4718 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4719 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4720 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4721 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4722 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4723 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4724 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4725 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4726 (OPTION_MASK_ISA_SSE4): Removed.
4727 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4728 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4729 (override_options): Don't turn on implied SSE/MMX bits in
4732 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4734 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4737 2008-02-18 Joey Ye <joey.ye@intel.com>
4740 * tree-nested.c (insert_field_into_struct): Set type alignment
4741 to field alignment if the former is less than the latter.
4743 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4745 * BASE-VER: Set to 4.4.0.
4747 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4749 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4750 * doc/cfg.texi: Likewise.
4751 * doc/extend.texi: Likewise.
4752 * doc/gty.texi: Likewise.
4753 * doc/invoke.texi: Likewise.
4754 * doc/loop.texi: Likewise.
4755 * doc/md.texi: Likewise.
4756 * doc/passes.texi: Likewise.
4757 * doc/rtl.texi: Likewise.
4758 * doc/sourcebuild.texi: Likewise.
4759 * doc/tm.texi: Likewise.
4760 * doc/tree-ssa.texi: Likewise.
4762 2008-02-17 Richard Guenther <rguenther@suse.de>
4765 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4766 without default definition.
4768 2008-02-17 Richard Guenther <rguenther@suse.de>
4770 PR tree-optimization/35231
4771 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4774 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4777 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4778 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4779 libgcc_cmp_return mode.
4781 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4784 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4786 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4788 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4791 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4793 * doc/c-tree.texi: Use `@.' where appropriate.
4794 * doc/extend.texi: Likewise.
4795 * doc/install.texi: Likewise.
4796 * doc/invoke.texi: Likewise.
4797 * doc/loop.texi: Likewise.
4798 * doc/makefile.texi: Likewise.
4799 * doc/md.texi: Likewise.
4800 * doc/passes.texi: Likewise.
4801 * doc/standards.texi: Likewise.
4802 * doc/tm.texi: Likewise.
4804 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4807 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4809 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4810 rather than in entry_bb.
4812 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4815 libgcc_cmp_return mode.
4817 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4820 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4821 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4823 2008-02-15 Richard Guenther <rguenther@suse.de>
4824 Zdenek Dvorak <ook@ucw.cz>
4826 PR tree-optimization/35164
4827 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4828 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4829 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4830 Only propagate addresses which do not have abnormal SSA_NAMEs
4833 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4836 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4838 2008-02-15 Jan Hubicka <jh@suse.cz>
4841 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4843 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4846 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4847 when calculating alignment_pad.
4849 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4852 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4853 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4854 and STACK_BOUNDARY define.
4856 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4858 PR preprocessor/35061
4859 * c-pragma.c (handle_pragma_pop_macro): Check that
4860 pushed_macro_table has been allocated.
4862 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4865 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4866 (force_gimple_operand): Likewise.
4867 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4868 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4869 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4870 (find_interesting_uses_address): Check addressability and alignment
4871 of the base expression only after substituting bases of IVs into it.
4873 2008-02-14 Michael Matz <matz@suse.de>
4876 * function.c (instantiate_virtual_regs_in_insn): Reload address
4877 before falling back to reloading the whole operand.
4879 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4881 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4882 before the first section switch note.
4884 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4886 * doc/bugreport.texi: Update copyright years.
4887 * doc/c-tree.texi: Likewise.
4888 * doc/cfg.texi: Likewise.
4889 * doc/cpp.texi: Likewise.
4890 * doc/cppinternals.texi: Likewise.
4891 * doc/fragments.texi: Likewise.
4892 * doc/frontends.texi: Likewise.
4893 * doc/gcc.texi: Likewise.
4894 * doc/gty.texi: Likewise.
4895 * doc/hostconfig.texi: Likewise.
4896 * doc/implement-c.texi: Likewise.
4897 * doc/libgcc.texi: Likewise.
4898 * doc/loop.texi: Likewise.
4899 * doc/makefile.texi: Likewise.
4900 * doc/options.texi: Likewise.
4901 * doc/passes.texi: Likewise.
4902 * doc/rtl.texi: Likewise.
4903 * doc/sourcebuild.texi: Likewise.
4904 * doc/standards.texi: Likewise.
4905 * doc/tree-ssa.texi: Likewise.
4906 * doc/trouble.texi: Likewise.
4908 * doc/extend.texi: Use @: or add comma where appropriate.
4909 * doc/invoke.texi: Likewise.
4910 * doc/tm.texi: Likewise.
4912 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4915 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4918 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4920 * doc/md.texi (clz, ctz): Add reference.
4921 * doc/rtl.texi (clz, ctz): Likewise.
4923 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4926 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4929 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4931 * config/s390/s390.c (struct constant_pool): New field
4932 emit_pool_after added.
4933 (s390_mainpool_start): Set the emit_pool_after flag according
4934 to the section switch notes.
4935 (s390_mainpool_finish): Consider emit_pool_after when emitting
4936 the literal pool at the end of the function.
4937 (s390_chunkify_start): Force literal pool splits at section
4940 2008-02-13 Michael Matz <matz@suse.de>
4943 * var-tracking.c (clobber_variable_part): Correctly traverse the
4946 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4949 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4950 Add -fdump-ipa-inline.
4951 * tree-dump.c (dump_files): Remove tree-inlined dump.
4952 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4954 2008-02-12 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/35171
4957 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4960 2008-02-12 Richard Guenther <rguenther@suse.de>
4963 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4964 value-preserving mode. Disallow final truncation.
4966 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4969 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4970 code from here to...
4971 (force_gimple_operand): ...here.
4973 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4976 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4977 non-compatible pointers.
4978 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4979 different FIELD_DECLs, try harder by comparing field offsets, sizes
4983 * function.c (match_asm_constraints_1): Don't replace the same input
4986 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4988 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4989 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4990 (expand_epilogue): Restore RAMPZ register.
4991 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4993 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4995 * config/i386/cygwin.asm: (__alloca): Correct calling
4996 convention and alignment.
4997 (__chkstk): Force 8 byte stack alignment.
4999 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5000 Richard Guenther <rguenther@suse.de>
5002 PR tree-optimization/33992
5003 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5004 the zero we compare against.
5006 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5009 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5010 to CloseHandle after unlocking to prevent accumulation of handle
5013 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5016 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5017 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5018 and update LABEL_NUSES during and after reload.
5020 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5023 * combine.c (simplify_if_then_else): Make sure the comparison is
5024 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5026 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5029 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5030 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5031 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5032 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5033 * tree.h (get_type_static_bounds): Likewise.
5035 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5037 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5038 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5039 Make -Wfoo language annotations match what the compiler outputs.
5041 2008-02-08 Sa Liu <saliu@de.ibm.com>
5043 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5044 intrinsics spu_convts, spu_convtu, spu_convtf.
5045 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5047 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5049 * doc/extend.texi (Function Attributes) <noinline>: Mention
5050 asm ("") as method to keep calls.
5052 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5055 * doc/options.texi (Options): Replace references to opts.sh with
5057 * opts-common.c: Likewise.
5058 * optc-gen.awk: Likewise.
5060 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5062 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5064 2008-02-07 Richard Henderson <rth@redhat.com>
5067 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5068 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5071 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5073 PR tree-optimization/35085
5074 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5075 for operand entry oe2 in addition to operand entry oe3 in order to
5076 expose more opportunities for vectorizer sum reduction.
5078 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5081 * Makefile.in (LIBS): Remove $(GMPLIBS).
5082 (cc1-dummy, cc1): Add $(GMPLIBS).
5084 2008-02-06 Jan Hubicka <jh@suse.cz>
5087 * i386.md (moddf_integer): Do not produce partial memory stalls for
5088 targets where it hurts.
5090 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5093 * optabs.c (expand_float): Do not check for decimal modes when
5094 expanding unsigned integer through signed conversion.
5096 2008-02-06 Nick Clifton <nickc@redhat.com>
5098 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5099 inside the clobber with a match_operand and duplicated operand
5100 number in the constraint.
5101 (ineqbranchsi): Delete redundant comment.
5103 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5105 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5106 builtin_define ("__USE_INIT_FINI__").
5107 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5109 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5111 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5113 PR documentation/30330
5114 * doc/invoke.texi (C++ Dialect Options)
5115 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5116 For each warning option -Wfoo that allows -Wno-foo, ensure both
5117 -Wfoo and -Wno-foo are listed in the option index. Fix index
5118 entry of -Wswitch-default, index -Wnormalized= including the
5119 `=', and -Wlarger-than-@var{len} including @var{len}.
5121 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/i386.md (floatunssisf2): Use
5124 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5125 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5126 Macroize expander using MODEF mode iterator.
5128 2008-02-05 Diego Novillo <dnovillo@google.com>
5130 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5133 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5135 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5138 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5140 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5143 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5144 to indicate if a message should be generated.
5145 (init_cumulative_args): Updated.
5146 (function_value_32): Likewise.
5148 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5150 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5152 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5155 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5156 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5158 2008-02-04 Diego Novillo <dnovillo@google.com>
5160 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5163 * tree-vrp.c (vrp_evaluate_conditional): With
5164 -Wtype-limits, emit a warning when comparing against a
5165 constant outside the natural range of OP0's type.
5167 2008-02-04 Richard Guenther <rguenther@suse.de>
5170 * expr.c (count_type_elements): Give for unions instead of
5173 2008-02-04 Richard Guenther <rguenther@suse.de>
5176 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5177 to TYPE_DOMAINs base type instead of using bitsizetype here.
5179 2008-02-03 Jason Merrill <jason@redhat.com>
5181 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5183 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5186 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5187 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5188 (RS/6000 and PowerPC Options): Fix typos and markup.
5189 * doc/passes.texi (Tree-SSA passes): Likewise.
5191 2008-02-02 Michael Matz <matz@suse.de>
5194 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5195 from record_last_reg_set_info.
5196 (record_last_reg_set_info): Take an RTX argument, iterate over all
5197 constituent hardregs.
5198 (record_last_set_info, record_opr_changes): Change calls to
5199 new signature or to record_last_reg_set_info_regno.
5201 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5203 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5205 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5207 PR rtl-optimization/34773
5208 * reg-notes.def (EQUAL): Mention significance of combination of
5209 REG_EQUAL and REG_RETVAL.
5210 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5211 insn that has a REG_RETVAL.
5213 2008-02-01 Roger Sayle <roger@eyesopen.com>
5216 * configure.ac (--enable-fixed-point): Disable unless explicitly
5218 * configure: Regenerate.
5220 2008-02-01 Richard Guenther <rguenther@suse.de>
5223 * invoke.texi (-finline-limit): Remove no longer true parts
5224 of the documentation. Note that there is no default value.
5226 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5227 Mark Mitchell <mark@codesourcery.com>
5228 Ben Elliston <bje@au.ibm.com>
5231 * doc/extend.texi (Other Builtins): Document.
5233 2008-01-31 Tom Browder <tom.browder@gmail.com>
5235 * doc/c-tree.texi (Types): Fix grammar.
5236 (Expression trees): Ditto.
5237 * doc/passes.texi (Tree-SSA passes): Ditto.
5239 * doc/configterms.texi (Configure Terms): Fix typo.
5240 * doc/cpp.texi (Common Predefined Macros): Ditto.
5241 * doc/md.texi (Machine Constraints): Ditto.
5243 * doc/makefile.texi (Makefile): Add comma.
5245 2008-01-31 Tom Browder <tom.browder@gmail.com>
5246 Gerald Pfeifer <gerald@pfeifer.com>
5248 * doc/sourcebuild.texi (Front End): Remove references to CVS
5249 and CVSROOT/modules.
5250 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5251 (Back End): Remove reference to CVS.
5253 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5256 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5258 (mips16_gp_pseudo_reg): ...here.
5259 * config/mips/mips.md (load_const_gp): Replace with...
5260 (load_const_gp_<mode>): ...this :P-based insn.
5262 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5264 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5265 options. Minor fixes.
5266 (-std): Move reference to standards closer to where language
5267 standards are first mentioned.
5269 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5271 PR rtl-optimization/34995
5272 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5273 parameter and return a bool. If the rtx parameter is nonnull,
5274 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5275 (find_reloads): Update call accordingly. Pass the new operand
5276 if it needed no address reloads, otherwise pass null.
5278 2008-01-30 Richard Henderson <rth@redhat.com>
5281 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5282 for unbounded arrays.
5284 2008-01-30 Silvius Rus <rus@google.com>
5286 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5288 2008-01-30 Jan Hubicka <jh@suse.cz>
5291 * i386.c (init_cumulative_args): Use real function declaration when
5294 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5296 PR rtl-optimization/34998
5297 * global.c (build_insn_chain): Treat non-subreg_lowpart
5298 SUBREGs of pseudos as clobbering all the words covered by the
5299 SUBREG, not just all the bytes.
5300 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5301 original df_ref rather than an extract parameter.
5302 (global_conflicts): Update call accordingly.
5304 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5306 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5307 the overflow check to make it easier to read.
5308 (__fixtfdi): Change the type of the ll member in union
5309 long_double to UDItype_x.
5311 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5314 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5315 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5316 * tree-inline.c (fold_marked_statements): Call
5317 cgraph_update_edges_for_call_stmt if folding a call statement.
5318 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5319 debug_generic_stmt calls, reset it back afterwards.
5322 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5324 * c-typeck.c (build_external_ref): Don't pedwarn about
5325 static vars in current function's scope.
5327 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5329 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5331 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5334 * ipa-struct-reorg.c: Fix spelling.
5335 * params.def: Ditto.
5337 2008-01-29 Richard Guenther <rguenther@suse.de>
5340 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5342 * tree-inline.c (remap_type): Increment remapping_type_depth
5343 around remapping types.
5344 (copy_body_r): Only add referenced variables if they are referenced
5345 from code, not types.
5347 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5358 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5359 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5361 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5364 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5365 pointer for tiny stack.
5367 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5369 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5371 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5373 * config/vx-common.h: Fix typo in comment.
5375 2008-01-28 Ian Lance Taylor <iant@google.com>
5379 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5380 coalesce pointers if they have different DECL_NO_TBAA_P values.
5381 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5382 between variables with different DECL_NO_TBAA_P values.
5384 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5387 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5388 are not legitimate small data references on SPE targets.
5390 2008-01-28 David Daney <ddaney@avtrex.com>
5392 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5394 2008-01-28 David Daney <ddaney@avtrex.com>
5396 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5398 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5400 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5401 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5402 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5403 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5404 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5405 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5406 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5407 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5409 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5411 * basic-block.h (condjump_equiv_p): Fix comment.
5413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5415 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5416 print_generic_stmt_indented): Fix comment.
5418 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5420 * configure.ac (__stack_chk_fail): Add detecion for availability
5421 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5422 * configure: Regenerate.
5424 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5427 * final.c (output_addr_const): Handle TRUNCATE.
5429 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5432 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5433 (zero_cost, infinite_cost): New constants.
5434 (struct cost_pair): Change type of cost to comp_cost.
5435 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5436 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5438 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5439 split_address_cost, ptr_difference_cost, difference_cost,
5440 get_computation_cost_at, get_computation_cost,
5441 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5442 determine_use_iv_cost_condition, determine_use_iv_costs,
5443 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5444 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5445 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5446 Change type of cost to comp_cost.
5447 (determine_iv_cost): Increase cost of non-original ivs, instead
5448 of decreasing the cost of original ones.
5449 (get_address_cost): Indicate the complexity of the addressing mode
5451 (try_add_cand_for): Prefer using ivs not specific to some object.
5452 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5454 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5455 Janis Johnson <janis187@us.ibm.com>
5458 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5459 (TARGET_INSTANTIATE_DECLS): Likewise.
5460 * target.h (expand_to_rtl_hook): New target hook.
5461 (instantiate_decls): Likewise.
5462 * function.c (instantiate_decl): Make non-static. Rename to...
5463 (instantiate_decl_rtl): ... this.
5464 (instantiate_expr): Use instantiate_decl_rtl.
5465 (instantiate_decls_1): Likewise.
5466 (instantiate_decls): Likewise.
5467 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5468 * function.h (instantiate_decl_rtl): Add prototype.
5469 * cfgexpand.c (target.h): New include.
5470 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5471 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5472 (TARGET_INSTANTIATE_DECLS): Likewise.
5473 (TARGET_INITIALIZER): New target hooks added.
5474 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5476 * config/rs6000/rs6000.c (tree-flow.h): New include.
5477 (machine_function): Add sdmode_stack_slot field.
5478 (rs6000_alloc_sdmode_stack_slot): New function.
5479 (rs6000_instantiate_decls): Likewise.
5480 (rs6000_secondary_memory_needed_rtx): Likewise.
5481 (rs6000_check_sdmode): Likewise.
5482 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5483 (TARGET_INSTANTIATE_DECLS): Likewise.
5484 (rs6000_hard_regno_mode_ok): Allow SDmode.
5485 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5486 (rs6000_emit_move): Handle SDmode.
5487 (function_arg_advance): Likewise.
5488 (function_arg): Likewise.
5489 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5490 SDmode var args for 32-bit compiles.
5491 (rs6000_secondary_reload_class): Handle SDmode.
5492 (rs6000_output_function_epilogue): Likewise.
5493 (rs6000_function_value): Simplify if statement.
5494 (rs6000_libcall_value): Likewise.
5495 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5496 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5497 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5498 (movsd_hardfloat): New define_insn.
5499 (movsd_softfloat): Likewise.
5500 (movsd_store): Likewise.
5501 (movsd_load): Likewise.
5502 (extendsddd2): Likewise.
5503 (extendsdtd2): Likewise.
5504 (truncddsd2): Likewise.
5505 (movdd_hardfloat64): Fixup comment.
5506 (UNSPEC_MOVSD_LOAD): New constant.
5507 (UNSPEC_MOVSD_STORE): Likewise.
5509 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5512 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5514 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5515 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5516 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5519 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5522 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5523 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5524 __LONGDOUBLE128 too.
5525 * config/rs6000/aix61.h: New file.
5527 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5529 PR rtl-optimization/34959
5530 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5531 popcount and parity rtxes the same mode as their operand.
5532 Truncate or extend the result to the return value's mode
5535 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5538 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5539 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5540 to GOT_VERSION_REGNUM.
5541 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5542 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5543 * config/mips/mips.c (mips_emit_call_insn): New function.
5544 (mips_call_tls_get_addr): Call mips_expand_call directly.
5545 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5547 (mips16_build_call_stub): Likewise. Return the call insn or null.
5548 (mips_expand_call): Update the call to mips16_build_call_stub
5549 accordingly and a remove redundant condition. Assert that MIPS16
5550 stubs do not use lazy binding. Use mips_emit_call_insn and return
5552 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5554 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5555 (mips_avoid_hazard): Remove hazard_set handling.
5556 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5557 (UNSPEC_RESTORE_GP): ...this.
5558 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5559 (FAKE_CALL_REGNO): Rename to...
5560 (GOT_VERSION_REGNUM): ...this.
5561 (type): Add "ghost" value. Add an associated insn reservation.
5562 (hazard_set): Remove.
5563 (exception_receiver): Rename to...
5564 (restore_gp): ...this and update the unspec identifier accordingly.
5565 (exception_receiver, nonlocal_got_receiver): New expanders.
5566 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5567 FAKE_CALL_REGNO. Remove hazard_set attribute.
5568 (set_got_version, update_got_version): New patterns.
5570 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5573 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5575 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5578 * doc/install.texi2html: Generate gcc-vers.texi.
5580 2008-01-25 DJ Delorie <dj@redhat.com>
5582 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5584 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5586 * config/c4x: Remove directory.
5587 * config.gcc (crx-*, mt-*): Mark obsolete.
5588 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5589 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5590 sh-*-rtemscoff*): Remove cases.
5591 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5592 * real.c (encode_c4x_single, decode_c4x_single,
5593 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5594 c4x_extended_format): Remove.
5595 * real.h (c4x_single_format, c4x_extended_format): Remove.
5596 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5598 (Pragmas): Remove comment about c4x pragmas.
5599 * doc/install.texi (c4x): Remove target-specific instructions.
5600 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5601 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5602 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5603 refer to C4x source files as examples.
5604 (C4X_FLOAT_FORMAT): Remove documentation.
5606 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5608 * config/bfin/bfin.c (override_options): Reorder tests so that
5609 flag_pic gets enabled for -msep-data.
5611 2008-01-25 Richard Guenther <rguenther@suse.de>
5614 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5615 to its bitfield precision if required.
5617 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5620 * tree-nested.c (walk_omp_for): New function.
5621 (convert_nonlocal_reference, convert_local_reference): Call
5622 walk_omp_for on OMP_FOR.
5623 (convert_call_expr): Call walk_body on OMP_FOR's
5624 OMP_FOR_PRE_INIT_BODY.
5626 2008-01-25 Richard Guenther <rguenther@suse.de>
5628 PR tree-optimization/34966
5629 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5630 default defs and PHI_NODEs we have to insert after the
5633 2008-01-24 Nick Clifton <nickc@redhat.com>
5635 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5636 Provide a default definition.
5637 (LIBGCC2_UNITS_PER_WORD): Likewise.
5639 * config/stormy16/stormy16.c: Include df.h for the prototype
5640 for df_regs_ever_live_p.
5641 (xstormy16_expand_builtin_va_start): Convert the stack offset
5642 into a component_ref and then use POINTER_PLUS_EXPR to add it
5643 to the incoming_virtual_args_rtx.
5644 (xstormy16_gimplify_va_arg_expr): Rename to
5645 xstormy16_gimplify_va_arg_expr.
5646 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5647 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5648 xstormy16_gimplify_va_arg_expr.
5649 Fix up some formatting issues.
5651 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5652 Move to predicates.md.
5653 (xs_hi_general_operand): Likewise.
5654 (xs_hi_nonmemory_operand): Likewise.
5655 * config/stormy16/predicates.md:
5656 (xstormy16_carry_plus_operand): New predicate.
5657 (xs_hi_general_operand): New predicate.
5658 (xs_hi_nonmemory_operand): New predicate.
5659 * config/stormy16/stormy16-protos.h:
5660 (xstormy16_carry_plus_operand): Delete prototype.
5661 (xs_hi_general_operand): Likewise.
5662 (xs_hi_nonmemory_operand): Likewise.
5664 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5665 modifiers as they are no longer needed and they can trigger
5666 reload spill failures.
5668 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5669 with a match_operand in order to help reload.
5671 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5672 constraint with 'e' for the 8th alternative as this version of
5673 the mov.w instruction only accepts the lower 8 registers.
5675 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5678 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5679 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5682 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5685 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5687 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5689 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5691 (remove_structure): Update allocations list before removing structure.
5693 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5695 * ipa-struct-reorg.c (is_safe_cond_expr,
5696 create_new_stmts_for_cond_expr): Use integer_zerop function,
5697 that recognize not only zero-pointer, but zero-integer too.
5699 2008-01-25 Ben Elliston <bje@au.ibm.com>
5702 * fixproto: Escape "." in sed expression that strips leading "./".
5704 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5707 * gcc.c (SWITCH_OK): Removed.
5708 (SWITCH_LIVE): Changed to bit.
5709 (SWITCH_FALSE): Likewise.
5710 (SWITCH_IGNORE): Likewise.
5711 (switchstr): Change live_cond to unsigned int.
5712 (process_command): Replace SWITCH_OK with 0.
5713 (do_self_spec): Likewise.
5714 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5715 (give_switch): Likewise.
5716 (used_arg): Likewise.
5717 (do_spec_1): Set the SWITCH_IGNORE bit.
5718 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5719 bits. Set the SWITCH_LIVE bit.
5721 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5723 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5725 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5727 PR tree-optimization/34472
5728 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5729 parameter to a "bool *" and set *DATA to false if there is
5730 an unsafe access. Do not delete the structure here.
5731 (check_cond_exprs): Delete it here instead.
5732 (check_cond_exprs, exclude_cold_structs): Do not increase
5733 I when removing a structure.
5735 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5738 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5739 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5741 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5744 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5745 a fixed vector for stack.
5747 2008-01-24 Ben Elliston <bje@au.ibm.com>
5750 * doc/gcc.texi (Software development): Add a direntry for g++.
5752 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5754 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5755 stale and straggling -fforce-addr comments above.
5757 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5759 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5760 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5762 2008-01-23 Michael Matz <matz@suse.de>
5765 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5768 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5770 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5773 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5775 * config/avr/avr.c (avr_current_arch): New variable.
5776 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5777 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5778 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5779 (avr_override_options): Init 'avr_current_arch'.
5780 (base_arch_s): Move from here...
5781 * config/avr/avr.h (base_arch_s): ... here. Add new members
5782 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5783 'mega' to 'have_jmp_call'.
5784 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5785 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5787 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5789 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5790 MULTILIB_MATCHES): (Ditto.).
5792 2008-01-23 Richard Guenther <rguenther@suse.de>
5795 * cgraphunit.c (cgraph_reset_node): Always mark the node
5796 not reachable if it is not queued already.
5798 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5800 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5801 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5802 (cputype_selected): New static variable.
5803 (bfin_handle_option): Set it if -mcpu is used.
5804 (override_option): Select default set of workarounds if no cpu type
5805 selected on the command line.
5806 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5808 From Michael Frysinger <michael.frysinger@analog.com>
5809 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5810 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5812 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5813 for bf547, bf523, bf524, and bf526.
5814 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5816 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5817 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5818 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5819 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5820 * doc/invoke.texi (Blackfin Options): Document that
5821 -mcpu now accept bf547, bf523, bf524, and bf526.
5823 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5825 PR rtl-optimization/34628
5826 * combine.c (try_combine): Stop and undo after the first combination
5827 if an autoincrement side-effect on the first insn has effectively
5830 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5833 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5834 Offset addresses are not valid for Altivec or paired float modes.
5836 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5839 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5840 if DECL_INITIAL (decl) is error_mark_node.
5843 * c-common.c (handle_vector_size_attribute): Only allow
5844 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5845 the same way as pointer, array etc. types.
5846 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5849 * tree.c (build_type_attribute_qual_variant): Call
5850 build_qualified_type if attributes are equal, but quals are not.
5852 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5855 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5856 * flags.h (warn_strict_aliasing): Remove.
5857 (warn_strict_overflow): Remove.
5858 * opts.c (warn_strict_aliasing): Remove.
5859 (warn_strict_overflow): Remove.
5860 * c-opts.c (c_common_handle_option): -Wall only sets
5861 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5862 (c_common_post_options): Give default values to -Wstrict-aliasing
5863 and -Wstrict-overflow if they are uninitialized.
5864 * common.opt (Wstrict-aliasing): Specify Var and Init.
5865 (Wstrict-overflow): Likewise.
5867 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5869 PR rtl-optimization/26854
5870 PR rtl-optimization/34400
5871 PR rtl-optimization/34884
5872 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5874 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5875 (df_rd_bb_info.expanded_lr_out): Deleted
5876 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5877 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5878 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5879 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5880 Removed code to allocate, initialize or free expanded_lr_out.
5881 (df_rd_bb_local_compute_process_def): Restructured to make more
5883 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5884 sets if the sets are being trimmed.
5886 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5889 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5890 (as_vers): Likewise.
5891 * configure: Regenerated.
5893 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5896 * tree-pass.h (pass_build_alias): New pass.
5897 * tree-ssa-alias.c (gate_build_alias): New.
5898 (pass_build_alias): New.
5899 * passes.c (init_optimization_passes): Add pass_build_alias after
5900 pass_create_structure_vars.
5902 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5904 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5905 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5906 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5907 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5908 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5909 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5910 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5911 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5912 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5913 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5914 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5915 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5916 * config/s390/s390.md (FP_ALL): New mode iterator.
5917 (_d): New mode attribute.
5918 ("*signbit<mode>2>"): Changed mode of first operand.
5919 ("isinf<mode>2"): Changed mode of first operand.
5920 ("*TDC_insn"): Adaptation for DFP modes.
5922 2008-01-22 Ben Elliston <bje@au.ibm.com>
5924 * tree.c (check_qualified_type): Improve function description.
5926 2008-01-21 Jason Merrill <jason@redhat.com>
5929 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5930 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5933 2008-01-21 DJ Delorie <dj@redhat.com>
5935 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5938 2008-01-21 Richard Guenther <rguenther@suse.de>
5941 * tree-cfg.c (verify_expr): Allow all invariant expressions
5942 instead of just constant class ones as reference argument.
5943 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5944 like any other constant.
5945 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5947 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5949 * regmove.c (fixup_match_1): Update call crossed frequencies.
5951 2008-01-21 Richard Guenther <rguenther@suse.de>
5954 * tree-inline.c (setup_one_parameter): Deal with mismatched
5955 types using a VIEW_CONVERT_EXPR.
5957 2008-01-21 Alon Dayan <alond@il.ibm.com>
5958 Olga Golovanevsky <olga@il.ibm.com>
5960 PR tree-optimization/34701
5961 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5962 when the structure size is not a power of 2.
5964 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5966 * doc/install.texi: Add doc for --enable-checking=df.
5968 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5970 PR rtl-optimization/34808
5971 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5973 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5975 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5978 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5980 PR rtl-optimization/26854
5981 PR rtl-optimization/34400
5982 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5984 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5985 (df_rd_bb_info.expanded_lr_out): New.
5986 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5987 * loop_iv.c (iv_analysis_loop_init): Ditto.
5988 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5989 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5990 Added code to allocate, initialize or free expanded_lr_out.
5991 (df_rd_bb_local_compute_process_def): Restructured to make
5992 more understandable.
5993 (df_rd_confluence_n): Add code to do nothing with fake edges and
5994 code to no apply invalidate_by_call sets if the sets are being trimmed.
5995 (df_lr_local_finalize): Renamed to df_lr_finalize.
5996 (df_live_local_finalize): Renamed to df_live_finalize.
5998 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6001 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6002 deciding whether to use reciprocal instructions.
6004 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6006 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6007 dwarf2out_note_section_used if cold_text_section is NULL.
6009 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6011 PR gcov-profile/34610
6012 * tree-cfg.c (make_edges): Mark both outgoing edges from
6013 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6014 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6015 from OMP_FOR and OMP_CONTINUE outgoing edges.
6017 * tree-profile.c (tree_profiling): Return early if
6018 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6020 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6021 from cfun to child_cfun.
6022 * function.h (struct function): Add after_tree_profile bit.
6024 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6026 * config/avr/avr.S (_exit): Disable interrupt.
6028 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6029 Steven Bosscher <stevenb.gcc@gmail.com>
6031 PR rtl-optimization/26854
6032 PR rtl-optimization/34400
6033 * df-problems.c (df_live_scratch): New scratch bitmap.
6034 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6035 (df_live_reset): Clear the proper bitmaps.
6036 (df_live_bb_local_compute): Only process the artificial defs once
6037 since the order is not important.
6038 (df_live_init): Init the df_live sets only with the variables
6039 found live by df_lr.
6040 (df_live_transfer_function): Use the df_lr sets to prune the
6041 df_live sets as they are being computed.
6042 (df_live_free): Free df_live_scratch.
6044 2008-01-18 Ian Lance Taylor <iant@google.com>
6046 * common.opt: Add fmerge-debug-strings.
6047 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6048 flag_merge_debug_strings rather than flag_merge_constants.
6049 * doc/invoke.texi (Option Summary): Mention
6050 -fmerge-debug-strings.
6051 (Debugging Options): Document -fmerge-debug-strings.
6053 2008-01-18 Ian Lance Taylor <iant@google.com>
6056 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6057 (struct tree_function_decl): Add new field operator_new_flag.
6058 * tree-inline.c (expand_call_inline): When inlining a call to
6059 operator new, force the return value to go into a variable, and
6060 set DECL_NO_TBAA_P on that variable.
6061 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6063 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6066 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6067 DWARF2_DEBUGGING_INFO.
6068 (dwarf2out_note_section_used): Ditto. Add prototype.
6069 (have_multiple_function_sections, text_section_used,
6070 cold_text_section_used, *cold_text_sections): Move declarations
6073 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6075 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6076 field and add signal_ra.
6077 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6078 assignments to frame state pc. Move end of stack check after
6079 MD_FALLBACK_FRAME_STATE_FOR.
6080 (uw_update_context_1): Use frame state signal_regs if set, instead
6081 of checking signal_frame flag.
6082 (uw_update_context): Use frame state signal_ra if set.
6083 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6084 * config/xtensa/linux-unwind.h: New file.
6086 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6088 * modulo-sched.c (get_sched_window): Fix comment typo.
6090 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6092 PR tree-optimization/34648
6093 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6095 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6097 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6098 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6100 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6102 PR rtl-optimization/34400
6103 * df-core.c (df_worklist_dataflow_overeager,
6104 df_worklist_dataflow_doublequeue): New functions.
6105 (df_worklist_dataflow): Two different worklist solvers.
6106 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6109 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6112 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6113 and ftree-parallelize-loops.
6115 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6117 PR rtl-optimization/34826
6118 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6120 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6122 * global.c (find_reg): Mark the eh regs as used if necessary.
6123 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6124 * ra.h (struct allocno): no_eh_reg field added. Changed
6125 no_stack_reg type to bitfield.
6127 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6129 * tree.c (substitute_in_expr): Add missing 'break'.
6131 2008-01-17 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/34825
6134 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6135 x / x as division to handle.
6137 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6139 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6140 "-pthread" is specified.
6141 * pa-hpux11.h (LIB_SPEC): Likewise.
6143 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6144 Peter Bergner <bergner@vnet.ibm.com>
6146 PR rtl-optimization/33796
6147 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6149 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6151 PR libgfortran/34699
6152 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6154 * pa-hpux10.h (LINK_SPEC): Likewise.
6155 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6157 2008-01-16 Richard Guenther <rguenther@suse.de>
6160 * fold-const.c (fold_convert_const_int_from_int): Do not
6161 set overflow if that occured only because of a sign extension
6162 change when converting from/to a sizetype with the same
6163 precision and signedness.
6165 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6168 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6169 location address to the correct place. Update copyright year.
6171 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6173 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6174 no dependences in the dependence_relations vector.
6176 2008-01-16 Jan Hubicka <jh@suse.cz>
6178 PR rtl-optimization/31396
6179 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6180 * cfg.c (dump_reg_info): Print it.
6181 * regs.h (struct reg_info_t): add freq_calls_crossed.
6182 (REG_FREQ_CALLS_CROSSED): New macro.
6183 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6184 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6185 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6186 regmove_optimize): Update call crossed frequencies.
6187 * local-alloc.c (struct qty): Add freq_calls_crossed.
6188 (alloc_qty): Copute freq_calls_crossed.
6189 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6190 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6191 * ra.h (struct allocno): Add freq_calls_crossed.
6193 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6195 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6196 libgomp when compiling with ftree-parallelize-loops.
6197 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6199 2008-01-16 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/34769
6202 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6203 * tree.c (int_cst_value): Instead make this function more
6204 permissive in what it accepts as valid input. Document this
6205 function always sign-extends the value.
6207 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6208 Richard Guenther <rguenther@suse.de>
6211 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6212 (gimple_fold_indirect_ref_rhs): ... this.
6213 (gimple_fold_indirect_ref): New function with foldings
6214 that preserve lvalueness.
6215 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6216 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6217 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6218 to fold an INDIRECT_REF, fall back to the old use of
6219 fold_indirect_ref_1.
6221 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6223 * tree-data-ref.c (subscript_dependence_tester_1): Call
6224 free_conflict_function.
6225 (compute_self_dependence): Same.
6227 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6230 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6231 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6233 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6234 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6235 for DWARF2_UNWIND_INFO targets.
6237 2008-01-16 Richard Guenther <rguenther@suse.de>
6240 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6241 type qualifiers for function types.
6243 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6245 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6246 loop_iterator li from previous commit.
6248 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6250 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6252 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6254 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6255 (parallelize_loops): Don't parallelize irreducible components.
6257 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6260 * c-opts (c_common_post_options): Do not enable CPP
6261 flag_pedantic_errors by default.
6263 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6265 PR rtl-optimization/31944
6266 * cse.c (remove_pseudo_from_table): New function.
6267 (merge_equiv_classes): Use above function to remove pseudo-registers.
6268 (invalidate): Likewise.
6270 2008-01-13 Richard Guenther <rguenther@suse.de>
6273 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6274 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6276 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6278 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6279 validate_change to unshare the source of the PC set.
6281 2008-01-12 Jan Hubicka <jh@suse.cz>
6284 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6285 references above array bounds. This might trigger bounds checks for
6288 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6290 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6291 new_replaceable_dependencies.
6293 2008-01-12 Doug Kwan <dougkwan@google.com>
6295 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6296 instead of OPT_Wreturn_type in warning due to ignored return type
6298 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6299 options included in -Wextra.
6300 * c.opt: New option -Wignored_qualifiers.
6301 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6302 -Wignore_qualifiers.
6303 (-Wignored-qualifiers): Document.
6304 (-Wreturn-type): Remove description of functionality now handled
6305 by -Wignored-qualifiers.
6307 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6310 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6311 NOP_EXPR if it is between integral types with the same precision.
6313 2008-01-12 Jan Hubicka <jh@suse.cz>
6316 * invoke.texi (max-inline-recursive-depth): Fix default value.
6318 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6320 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6323 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6325 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6327 2008-01-11 James E. Wilson <wilson@specifix.com>
6330 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6332 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6334 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6335 save/restore frame pointer register and don't use 'call-prologues'
6336 optimization in function with "OS_task" attribute.
6338 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6341 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6342 when copying to memory.
6344 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6346 PR rtl-optimization/30905
6347 * cfgcleanup.c: Include dce.h
6348 (crossjumps_occured): New global variable.
6349 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6350 If something changed, set crossjumps_occured to true.
6351 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6352 Don't add/remove fake edges to exit here...
6353 (cleanup_cfg): ...but do it here, when crossjumping.
6354 Run a fast DCE when successful crossjumps occured in the latest
6355 iteration of try_optimize_cfg.
6357 2008-01-11 Richard Guenther <rguenther@suse.de>
6359 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6360 (struct vn_unary_op_s): Likewise.
6361 (vn_reference_insert): Free old reference on hash collision.
6363 2008-01-10 Raksit Ashok <raksit@google.com>
6365 PR rtl-optimization/27971
6366 * combine.c (find_split_point): Split PLUS expressions which are
6367 inside a MEM rtx, and whose first operand is complex.
6369 2008-01-10 DJ Delorie <dj@redhat.com>
6371 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6372 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6373 (m32c_hard_regno_ok): Call the underlying function.
6375 2008-01-10 Richard Guenther <rguenther@suse.de>
6378 * tree-cfg.c (tree_merge_blocks): Do not go through the
6379 full-blown folding and stmt updating path if we just deal
6380 with virtual operands.
6381 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6382 test for abnormal SSA_NAMEs.
6384 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6387 * reload.c (push_reload): Add assertions. All constants from
6388 reg_equiv_constant should have been used for replacing the respective
6390 (find_reloads_address): Invoke find_reloads_address_part for
6391 constant taken from the reg_equiv_constant array.
6393 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6395 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6396 field (valnum) the first in the struct. Replace bools with
6399 2008-01-10 Richard Guenther <rguenther@suse.de>
6401 PR tree-optimization/34651
6402 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6403 types and ordering for masking and converting.
6405 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6407 PR tree-optimization/34017
6408 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6409 also for PHI_NODE expressions.
6411 2008-01-09 Jan Hubicka <jh@suse.cz>
6413 PR tree-optimization/34708
6414 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6415 based on number of case labels.
6416 (init_inline_once): Remove switch_cost.
6417 * tree-inline.h (eni_weights_d): Remove switch_cost.
6419 2008-01-09 Richard Guenther <rguenther@suse.de>
6420 Andrew Pinski <andrew_pinski@playstation.sony.com>
6423 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6424 temporary if an rvalue is ok or an lvalue is not required.
6426 2008-01-09 Richard Guenther <rguenther@suse.de>
6429 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6432 2008-01-09 Richard Guenther <rguenther@suse.de>
6435 * tree.c (host_integerp): Check for sizetype only if the
6436 type is an integer type.
6438 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6441 * opts.c (decode_options): Disable inlining of functions called
6442 once if not in unit-at-a-time mode.
6444 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6446 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6448 2008-01-08 Richard Guenther <rguenther@suse.de>
6451 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6452 out early if the result will be unused.
6454 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6459 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6460 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6463 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6465 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6466 for vectorization tuned.
6468 2008-01-08 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/34683
6471 * tree-ssa-operands.c (operand_build_cmp): Export.
6472 * tree-ssa-operands.h (operand_build_cmp): Declare.
6473 * tree-vn.c (vuses_compare): Remove.
6474 (sort_vuses): Use operand_build_cmp.
6475 (sort_vuses_heap): Likewise.
6476 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6477 to re-use old VEC if available. Do not sort already sorted VUSEs.
6478 (vdefs_to_vec): Do not sort already sorted VDEFs.
6480 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6483 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6485 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6488 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6489 limitations of reciprocal sequences on x86 targets.
6491 2008-01-08 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/34683
6494 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6496 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6499 * config/darwin.c (darwin_mergeable_string_section): Don't use
6500 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6502 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6505 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6506 negxf2. Macroize expander using X87MODEF mode iterator. Change
6507 predicates of op0 and op1 to register_operand.
6508 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6509 expander using X87MODEF mode iterator. Change predicates of
6510 op0 and op1 to register_operand.
6511 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6512 corresponding patterns and macroize using MODEF macro. Change
6513 predicates of op0 and op1 to register_operand and remove
6514 "m" constraint. Disparage "r" alternative with "!".
6515 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6516 macroize using X87MODEF macro. Change predicates of op0 and op1
6517 to register_operand and remove "m" constraint. Disparage "r"
6518 alternative with "!".
6519 (absneg splitter with memory operands): Remove.
6520 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6521 patterns and macroize using X87MODEF mode iterator.
6522 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6523 Change predicate of op1 to register_operand.
6524 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6525 for memory operands.
6527 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6529 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6531 2008-01-07 Richard Guenther <rguenther@suse.de>
6533 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6536 2008-01-07 Richard Guenther <rguenther@suse.de>
6538 PR tree-optimization/34683
6539 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6540 VOPs of the needed size to save memory. Use VEC_quick_push
6541 to save compile-time.
6542 (vdefs_to_vec): Likewise.
6544 2008-01-07 Sa Liu <saliu@de.ibm.com>
6546 * config/spu/spu.md (divdf3): Genetate inline code for double
6547 division. The implementation doesn't handle INF or NAN, therefore it
6548 only applies when -ffinite-math-only is given.
6550 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6553 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6554 * doc/cpp.texi ([Common Predefined Macros]): Document.
6556 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6558 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6559 order to use commutative addition instead of subtraction.
6561 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6562 Mircea Namolaru <namolaru@il.ibm.com>
6563 Vladimir Yanovsky <yanov@il.ibm.com>
6564 Revital Eres <eres@il.ibm.com>
6566 PR tree-optimization/34263
6567 * tree-outof-ssa.c (process_single_block_loop_latch,
6568 contains_tree_r): New functions.
6569 (analyze_edges_for_bb): Call process_single_block_loop_latch
6570 function to empty single-basic-block latch block if possible.
6572 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6574 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6576 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6578 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6580 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6582 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6584 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6586 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6588 PR tree-optimization/34618
6589 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6592 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6595 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6596 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6597 Update copyright year.
6599 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6600 Update copyright year.
6601 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6604 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6606 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6607 edge does not point to current bb before changing need_assert.
6609 2008-01-04 Richard Guenther <rguenther@suse.de>
6612 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6613 for verifying purposes if they are is_gimple_min_invariant.
6615 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6617 PR tree-optimization/34448
6618 PR tree-optimization/34465
6619 * gimplify.c (gimplify_init_constructor): Add new parameter
6620 notify_temp_creation. Use it.
6621 (gimplify_modify_expr_rhs): Take volatiles into account when
6622 optimizing constructors.
6623 Do not optimize constructors if gimplify_init_constructor will dump to
6625 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6626 * gcc.c-torture/compile/pr34448.c: New.
6628 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6630 PR gcov-profile/34609
6631 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6632 return_slot if result is TREE_ADDRESSABLE.
6634 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6636 * config/mips/mips.md (sqrt_condition): Tweak comment.
6637 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6639 2008-01-03 Tom Tromey <tromey@redhat.com>
6642 * c-common.c (c_type_hash): Handle VLAs.
6644 2008-01-03 Jan Hubicka <jh@suse.cz>
6646 PR tree-optimization/31081
6647 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6648 0 when inlining and not inlining to first basic block.
6649 (remap_decl): When var is initialized to 0, don't set default_def.
6650 (expand_call_inline): Set entry_bb.
6651 * tree-inline.h (copy_body_data): Add entry_bb.
6653 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6656 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6659 PR tree-optimization/29484
6660 * tree-inline.c (inline_forbidden_p_2): New function.
6661 (inline_forbidden_p): Disallow inlining if some static var
6662 has an address of a local LABEL_DECL in its initializer.
6663 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6666 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6668 PR tree-optimization/34635
6669 * tree-data-ref.c (add_other_self_distances): Make sure that the
6670 evolution step is constant.
6672 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6675 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6677 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6679 * tree-sra.c (scalarize_init): Insert the generate_element_init
6680 statements after the generate_element_zero statements.
6682 2008-01-02 Richard Guenther <rguenther@suse.de>
6686 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6687 for very large number of operands instead of ICEing.
6689 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6692 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6693 while stack probing.
6695 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6697 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6700 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6703 * tree-mudflap.c (mx_register_decls): Guard warning by
6704 !DECL_ARTIFICIAL check.
6706 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6708 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6709 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6710 sse5_perm<mode>): Fix constraints.