1 2007-10-28 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
4 telling if the var is to be treated as points-to location.
5 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
6 (add_virtual_operand): Only recurse into MPTs if aliases
9 2007-10-28 Richard Guenther <rguenther@suse.de>
11 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
12 (add_vars_for_bitmap): Do not recurse further. Only add vars
14 (add_virtual_operand): Re-instantiate loop to add operands for
15 aliases. Recurse into MPTs.
16 (get_indirect_ref_operands): If we fall back to use a pointers
17 SMT, make sure to not prune based on the access offset and size.
19 2007-10-28 Andrew Pinski <pinskia@gmail.com>
22 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
23 the eh information on the statement.
25 2007-10-28 Richard Guenther <rguenther@suse.de>
27 * tree-flow.h (subvar_t): Make it a VEC.
28 (struct subvar): Remove.
29 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
30 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
32 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
33 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
34 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
35 (set_initial_properties): Likewise.
36 (setup_pointers_and_addressables): Likewise.
37 (new_type_alias): Likewise.
38 (create_overlap_variables_for): Likewise.
39 * tree-dfa.c (dump_subvars_for): Likewise.
40 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
41 (get_expr_operands): Likewise.
42 (add_to_addressable_set): Likewise.
43 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
45 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
47 PR tree-optimization/33920
48 * tree-if-conv.c (tree_if_conversion): Force predicate of single
49 successor bb to true when predecessor bb has NULL predicate.
50 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
52 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
54 * config/mips/mips.md: Add combiner patterns for DImode extensions
55 of HImode and QImode truncations. Reformat HImode <- QImode pattern
58 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
61 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
63 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
65 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
66 LIBCALL notes if they are about to be moved to the same insn.
68 2007-10-27 Richard Guenther <rguenther@suse.de>
70 PR tree-optimization/33870
71 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
72 duplication. Remove redundant call to access_can_touch_variable.
73 (add_vars_for_bitmap): New helper for recursing over MPT contents.
74 (add_virtual_operand): Use it.
76 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
79 * pa.h (ASM_PN_FORMAT): Delete define.
81 2007-10-26 Janis Johnson <janis187@us.ibm.com>
83 * doc/invoke.texi (Option Summary, optimizations): Remove
84 -fbounds-check. Add -fassociative-math, -freciprocal-math,
85 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
86 -fsplit-wide-types to match later entry. Break up a long line.
87 (Option Summary, code gen options) Add -fno-stack-limit. Add
88 missing @gol to the end of a line.
89 (Optimization Options): Remove -fbounds-check, which is also
90 documented under Code Generation Options. Remove =n from
91 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
92 to -fcprop-registers to match other options, and say when it is
93 enabled rather than disabled. Remove extra index entry for
94 -fno-cx-limited-range. Add index entries for -fstack-protector
95 and -fstack-protector-all.
96 (Code Gen Options): Add index entry for -ftls-model.
98 2007-10-26 Anatoly Sokolov <aesok@post.ru>
100 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
101 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
102 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
103 expand_epilogue, output_movhi): Don't handle 'main' function.
104 (avr_attribute_table): Add 'OS_task' function attribute.
105 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
107 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
108 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
110 * config/avr/avr.opt (minit-stack): Remove.
112 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
114 * tree-nested.c (get_trampoline_type): Fix thinko.
116 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
119 * tree.c (build_offset_type): Build canonical type based on the
120 TYPE_MAIN_VARIANT of the base type.
122 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
124 * reorg.c (emit_delay_sequence): Move insn locator from the
125 first insn to the sequence.
127 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
129 * ipa-pure-const.c (check_decl): Return immediately when
130 pure_const_state has been set to IPA_NEITHER.
132 2007-10-25 Ira Rosen <irar@il.ibm.com>
134 PR tree-optimization/33833
135 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
136 and convert init to sizetype in inner_base construction.
138 2007-10-25 Richard Guenther <rguenther@suse.de>
140 * tree-flow.h (mem_sym_stats): Remove.
141 (dump_mem_sym_stats_for_var): Declare.
142 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
143 (mem_sym_stats): Move ...
144 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
145 (mem_sym_score): Rename from ...
146 (pscore): ... this. Remove.
147 (dump_mem_sym_stats_for_var): New function. Dump the score, but
149 (compare_mp_info_entries): Make sort stable by disambiguating
152 2007-10-25 Ira Rosen <irar@il.ibm.com>
154 PR tree-optimization/33866
155 * tree-vect-transform.c (vectorizable_store): Check operands of all
156 the stmts in the group of strided accesses. Get def stmt type for each
157 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
159 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
161 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
162 (Yt): Rename register constraint to Y2.
163 * config/i386/sse.md: Use renamed register constraints.
164 * config/i386/mmx.md: Ditto.
165 * config/i386/i386.md: Ditto.
167 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
169 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
171 2007-10-24 Chao-ying Fu <fu@mips.com>
173 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
174 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
176 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
177 Olga Golovanevsky <olga@il.ibm.com>
179 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
180 the compiler that wr.wrap and wr.domain are initialized in
183 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
185 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
186 to print gcov_type values.
188 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
190 * config/avr/avr.h: Do not include progmem_section definition when
191 building with IN_TARGET_LIBS.
193 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
196 * config/mips/mips.c (mips_lo_sum_offset): New structure.
197 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
198 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
199 (mips_orphaned_high_part_p: New functions.
200 (mips_avoid_hazard): Don't check INSN_P here.
201 (mips_avoid_hazards): Rename to...
202 (mips_reorg_process_insns): ...this. Cope with
203 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
204 or turn them into nops.
205 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
206 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
207 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
208 (mips_override_options): Set flag_delayed_branch to 0.
210 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
212 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
213 MIPS-specific implementation details.
214 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
215 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
216 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
217 for targets with movmemsi.
218 (MOVE_BY_PIECES_P): Define.
219 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
220 (mips_block_move_loop): Add a bytes_per_iter argument.
221 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
222 Update call to mips_block_move_loop.
224 2007-10-24 Michael Matz <matz@suse.de>
227 * var-tracking.c (variable_union): Don't break after one loop
228 iteration but only when a difference is found.
229 (dump_variable): Also print DECL_UID.
231 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
233 * ipa-type-escape.h: Expose function
234 is_array_access_through_pointer_and_index.
236 (is_array_access_through_pointer_and_index):
237 Add three new parameters. Add support of
238 POINTER_PLUS_EXPR tree code.
240 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
242 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
243 * tree-pass.h: Add pass_ipa_struct_reorg.
244 * common.opt: Add ipa-struct-reorg flag.
245 * Makefile.in: Add ipa-strcut-reorg.o compilation.
246 * passes.c: Add pass pass_ipa_struct_reorg.
247 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
248 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
250 2007-10-24 Ira Rosen <irar@il.ibm.com>
252 PR tree-optimization/33804
253 * tree-vect-transform.c (vectorizable_operation): Remove the
254 checks that the vectorization is worthwhile from the transformation
257 2007-10-24 Ira Rosen <irar@il.ibm.com>
259 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
260 vectype cannot be determined for the scalar type.
261 (vect_analyze_slp_instance): Likewise.
262 * tree-vect-transform.c (vect_model_reduction_cost): Change the
263 return type to bool. Return false if vectype cannot be determined
265 (vect_get_constant_vectors): Return false if vectype cannot be
266 determined for the scalar type.
267 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
268 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
269 vectorizable_reduction): Likewise.
271 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
273 * config.gcc: For a FreeBSD target, parse the value of ${target}
274 to determine the value of FBSD_MAJOR, instead of adding an
275 explicit check for every possible FreeBSD major version.
277 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
279 PR rtl-optimization/33846
280 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
282 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
284 PR tree-optimization/33860
285 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
286 interleaved accesses in case the dr is inside the inner-loop during
287 outer-loop vectorization.
289 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
291 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
292 Document MEM_POINTER. Replace mentions of "integrated"
293 field with "return_val". Delete outdated stuff.
295 2007-10-23 David Edelsohn <edelsohn@gnu.org>
297 * config/rs6000/rs6000.c (rs6000_override_options): Set
298 rs6000_altivec_abi on AIX.
299 (conditional_register_usage): Set VR20:31 fixed on AIX.
301 2007-10-23 Richard Guenther <rguenther@suse.de>
303 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
306 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
307 David S. Miller <davem@davemloft.net>
309 * df-scan.c (df_get_call_refs): Mark global registers as both a
310 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
312 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
314 PR tree-optimization/33834
315 PR tree-optimization/33835
316 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
317 stmts need to be checked for success seperately.
318 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
319 Remove the check that stmt is not LIVE.
320 (vectorizable_assignment, vectorizable_induction): Likewise.
321 (vectorizable_operation, vectorizable_type_demotion): Likewise.
322 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
324 (vectorizable_live_operation): Check that op is not NULL.
326 2007-10-22 Janis Johnson <janis187@us.ibm.com>
328 * doc/invoke.texi (Optimization Options): In the summary, show
329 that the value for options -falign-jumps, -falign-labels,
330 -falign-loops, -falign-functions, -fsched-stalled-insns, and
331 -fsched-stalled-insns-dep is optional. In the summary, show that
332 -fsched-stalled-insns takes an optional argument and that
333 -fparallelize-loops takes an argument. Add opindex for several
334 optimization options, and fix typos in the opindex commands for
335 several others. In the descriptions for -fsched-stalled-insns
336 and -fsched-stalled-insns-dep, show the options with and without
339 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
341 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
343 * config/avr/avr.h (LINK_SPEC): Likewise.
344 (CRT_BINUTILS_SPECS): Likewsie.
345 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
347 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
349 PR rtl-optimization/33644
350 * cfgcleanup.c: Do not include dce.h.
351 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
352 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
353 * dce.c (something_changed): Delete.
354 (libcall_dead_p): New predicate.
355 (delete_unmarked_insns): Use it to delete dead libcalls.
356 Deal with REG_LIBCALL and REG_RETVAL notes.
357 (prescan_libcall_for_dce): New function.
358 (prescan_insns_for_dce): Use it to deal with libcalls.
359 (mark_reg_dependencies): Do nothing special for libcalls.
360 (dce_process_block): Likewise.
361 (fast_dce): Delete unused local variable.
362 (run_fast_dce): Do not return a value.
363 * dce.h (struct df): Delete.
364 (run_fast_dce): Adjust prototype.
365 * optabs.c (libcall_id): Delete.
366 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
367 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
368 * reload1.c (reload): Delete REG_LIBCALL_ID case.
369 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
370 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
371 notes instead of REG_LIBCALL_ID notes.
372 * reg-notes.def (LIBCALL_ID): Delete.
373 * Makefile.in (see.o): Add dce.h dependency.
374 (cfgcleanup.o): Remove dce.h dependency.
376 2007-10-22 Michael Matz <matz@suse.de>
378 PR tree-optimization/33855
379 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
382 2007-10-22 Ira Rosen <irar@il.ibm.com>
384 PR tree-optimization/33854
385 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
386 FLOAT_EXPR to the list of promotion operations.
388 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
392 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
393 (print_reg): Print register prefix only with AT&T asm syntax.
394 Support pc_rtx for RIP register.
395 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
396 relative addressing. Always print segment register prefix with AT&T
397 asm syntax and never with Intel asm syntax.
398 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
399 Fix prefix for 16-byte XFmode operands.
400 (output_addr_const_extra): Support Intel asm syntax.
401 (x86_file_start): Don't use register prefix with Intel asm syntax.
402 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
403 ("return_internal_long"): Fix Intel asm syntax output.
404 ("set_got_rex64"): Support Intel asm syntax.
405 ("set_rip_rex64"): Likewise.
406 ("set_got_offset_rex64"): Likewise.
407 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
409 ("*tls_global_dynamic_64"): Likewise.
410 ("*tls_local_dynamic_base_64"): Likewise.
411 ("*load_tp_si")("*load_tp_di"): Likewise.
412 ("*add_tp_si")("*add_tp_di"): Likewise.
413 ("*tls_dynamic_lea_64"): Likewise.
414 ("*sibcall_value_1_rex64_v"): Likewise.
415 ("stack_tls_protect_set_si"): Likewise.
416 ("stack_tls_protect_set_di"): Likewise.
417 ("stack_tls_protect_test_si"): Likewise.
418 ("stack_tls_protect_test_di"): Likewise.
419 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
421 ("*movv2sf_internal_rex64"): Likewise.
422 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
423 (__get_cpuid_max): Likewise.
425 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
427 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
428 the STRICT_P argument type "bool" rather than "int".
429 (mips_legitimate_address_p): Likewise.
430 (fp_register_operand, lo_operand): Delete.
431 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
432 (mips_emit_scc): Rename to...
433 (mips_expand_scc): ...this.
434 (gen_conditional_branch): Rename to...
435 (mips_expand_conditional_branch): ...this.
436 (gen_conditional_move): Rename to...
437 (mips_expand_conditional_move): ...this.
438 (mips_gen_conditional_trap): Rename to...
439 (mips_expand_conditional_trap): ...this and take an rtx code instead
440 of an operands array.
441 (mips_expand_call): Give the SIBCALL_P argument type "bool"
443 (mips_emit_fcc_reload): Rename to...
444 (mips_expand_fcc_reload): ...this.
445 (init_cumulative_args): Rename to...
446 (mips_init_cumulative_args): ...this and remove the libname argument.
447 (function_arg_advance): Rename to...
448 (mips_function_arg_advance): ...this.
449 (function_arg): Rename to...
450 (mips_function_arg): ...this and use "rtx" instead of
452 (function_arg_boundary): Rename to...
453 (mips_function_arg_boundary): ...this.
454 (mips_expand_unaligned_load): Rename to...
455 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
456 and BITPOS arguments type "HOST_WIDE_INT".
457 (mips_expand_unaligned_store): Rename to...
458 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
459 and BITPOS arguments type "HOST_WIDE_INT".
460 (override_options): Rename to...
461 (mips_override_options): ...this.
462 (print_operand): Rename to...
463 (mips_print_operand): ...this.
464 (print_operand_address): Rename to...
465 (mips_print_operand_address): ...this.
466 (mips_output_ascii): Remove the PREFIX argument.
467 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
469 (mips_can_use_return_insn): Return a "bool" rather than an "int".
470 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
471 of "struct rtx_def *".
472 (mips_secondary_reload_class): Give the IN_P argument type "bool"
474 (build_mips16_call_stub): Delete.
475 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
476 (mips_use_ins_ext_p): Give the second and third arguments type
477 "HOST_WIDE_INT" rather than "rtx".
478 * config/mips/mips.h: Update after the above changes. Tweak comments
480 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
481 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
482 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
483 element type from "char" to "bool".
484 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
485 (mips_cpu_info_table): Delete.
486 * config/mips/mips.md: Update after the above changes. Tweak some
488 * config/mips/mips-ps-3d.md: Likewise.
489 * config/mips/mips.c: Tweak comments and formatting.
490 Use NULL-like macros rather than 0 in various places.
491 (mips_section_threshold): Rename to...
492 (mips_small_data_threshold): ...this and give it an unsigned type.
493 (num_source_filenames): Remove explicit initialization.
494 (sdb_label_count): Likewise.
495 (sym_lineno): Delete.
496 (set_noat): Make static.
497 (mips_branch_likely): Likewise, and give it type "bool".
498 (mips_isa_info): Rename to...
499 (mips_isa_option_info): ...this.
500 (mips_flag_delayed_branch): Rename to...
501 (mips_base_delayed_branch): ...this.
502 (mips_split_addresses): Delete.
503 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
504 element type from "char" to "bool".
505 (mips_regno_to_class): Add an explicit array size.
506 (mips16_flipper): Change from type "int" to type "bool".
507 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
508 (mips_tls_operand_p): Rename to...
509 (mips_tls_symbol_p): ...this.
510 (mips_global_symbol_p): Remove redundant "const".
511 (mips_offset_within_alignment_p): Simplify.
512 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
513 to STRICT_P and give it type bool.
514 (mips_valid_base_register_p): Likewise.
515 (mips_classify_address): Likewise.
516 (mips_legitimate_address_p): Likewise.
517 (mips16_unextended_reference_p): Take the offset as an
518 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
519 (mips_const_insns): Use IN_RANGE.
520 (mips_force_temporary): Remove an unnecessary copy_rtx.
521 (mips16_gp_pseudo_reg): Simplify.
522 (mips_split_symbol): Remove an unnecessary copy_rtx.
523 (mips_legitimize_tls_address): Only create registers if we need them.
524 (mips_legitimize_address): Use mips_split_plus.
525 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
526 variable COST to NUM_OPS.
527 (mips_legitimize_move): Use gen_lowpart.
528 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
529 (m16_check_op): Use IN_RANGE.
530 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
531 (mips_split_doubleword_move): Pass booleans to mips_subword.
532 (mips_output_move): Store the mode in a local variable.
533 Explicitly assert that this function does not deal with
534 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
535 cases more consistent.
536 (mips_relational_operand_ok_p): Rename to...
537 (mips_int_order_operand_ok_p): ...this.
538 (mips_canonicalize_comparison): Rename to...
539 (mips_canonicalize_int_order_test): ...this.
540 (mips_emit_int_relational): Rename to...
541 (mips_emit_int_order_test): ...this. Store the mode in a local
543 (mips_reverse_fp_cond_p): Rename to...
544 (mips_reversed_fp_cond): ...this.
545 (mips_emit_compare): Make the order of the statements more consistent.
546 (mips_emit_scc): Rename to...
547 (mips_expand_scc): ...this.
548 (gen_conditional_branch): Rename to...
549 (mips_expand_conditional_branch): ...this.
550 (gen_conditional_move): Rename to...
551 (mips_expand_conditional_move): ...this. Build the condition
552 separately from the main pattern.
553 (mips_gen_conditional_trap): Rename to...
554 (mips_expand_conditional_trap): ...this and take an rtx code instead
555 of an operands array. Simplify.
556 (init_cumulative_args): Rename to...
557 (mips_init_cumulative_args): ...this. Use memset rather than a
558 copy from a zeroed static. Use prototype_p and stdarg_p.
559 (mips_arg_info): Rename to...
560 (mips_get_arg_info): ...this and put the INFO argument first.
561 (function_arg): Rename to...
562 (mips_function_arg): ...this and use "rtx" instead of
563 "struct rtx_def *". Only split structures into chunks if
564 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
565 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
566 comparison with REAL_TYPE. Rename local variable REG to REGNO
567 and make it unsigned.
568 (function_arg_advance): Rename to...
569 (mips_function_arg_advance): ...this.
570 (function_arg_boundary): Rename to...
571 (mips_function_arg_boundary): ...this.
572 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
574 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
575 comparison with REAL_TYPE.
576 (mips_function_value): Remove the FUNC argument. Rename local
577 variable UNSIGNEDP to UNSIGNED_P.
578 (mips_return_in_memory): Use IN_RANGE.
579 (mips_setup_incoming_varargs): Pass a boolean rather than an int
580 to FUNCTION_ARG_ADVANCE.
581 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
582 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
583 SIZE and RSIZE if needed.
584 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
586 (build_mips16_function_stub): Rename to...
587 (mips16_build_function_stub): ...this.
588 (build_mips16_call_stub): Rename to...
589 (mips16_build_call_stub): ...this. Make static, and return a
590 "bool" rather than an "int". Rename the ARG_SIZE argument to
591 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
592 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
593 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
595 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
596 are not sibling ones.
597 (mips_emit_fcc_reload): Rename to...
598 (mips_expand_fcc_reload): ...this.
599 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
601 (mips_expand_unaligned_load): Rename to...
602 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
603 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
605 (mips_expand_unaligned_store): Rename to...
606 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
607 and BITPOS arguments type "HOST_WIDE_INT".
608 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
609 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
611 (mips_init_split_addresses): Replace with...
612 (mips_split_addresses_p): ...this new function.
613 (mips_init_relocs): Check mips_split_addresses_p () rather than
614 mips_split_addresses. Always initialize mips_split_p with booleans.
615 (print_operand_reloc): Rename to...
616 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
618 (print_operand): Rename to...
619 (mips_print_operand): ...this.
620 (print_operand_address): Rename to...
621 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
622 (mips_in_small_data_p): Simplify.
623 (mips_output_ascii): Remove the PREFIX argument and "register"
624 keywords. Use the STRING parameter directly and cast to
626 (mips16e_collect_argument_save_p): Use IN_RANGE.
627 (mips_function_has_gp_insn): Simplify.
628 (mips_set_return_address): Use BITSET_P.
629 (mips_restore_gp): Use a separate statement to pick the base
631 (mips_output_function_prologue): Use a local FRAME variable.
632 (mips_save_reg): Pass booleans to mips_subword.
633 (mips_expand_prologue): Use a local FRAME variable. Use
634 cprestore_size to detect when .cprestore is needed.
635 (mips_restore_reg): Use GP_REG_FIRST.
636 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
637 rather than "int". Use local FRAME and REGNO variables.
638 (mips_can_use_return_insn): Return a "bool" rather than an "int".
639 (mips_secondary_reload_class): Give the IN_P argument type "bool"
641 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
642 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
643 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
644 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
645 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
646 (builtin_description): Rename to...
647 (mips_builtin_description): ...this.
648 (mips_bdesc): Rename to...
649 (mips_ps_bdesc): ...this.
650 (sb1_bdesc): Rename to...
651 (mips_sb1_bdesc): ...this.
652 (dsp_bdesc): Rename to...
653 (mips_dsp_bdesc): ...this.
654 (dsp_32only_bdesc): Rename to...
655 (mips_dsp_32only_bdesc): ...this.
656 (bdesc_map): Rename to...
657 (mips_bdesc_map): ...this.
658 (bdesc_arrays): Rename to...
659 (mips_bdesc_arrays): ...this.
660 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
662 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
663 Rename local variables I and J to OPNO and ARGNO respectively.
664 Assert that the number of arguments is no more than the number of
666 (mips_expand_builtin_compare): Use an array of arguments rather
667 than an array of operands. Assert that the number of operands is
669 (add_constant): Rename to...
670 (mips16_add_constant): ...this. Use XNEW.
671 (dump_constants_1): Rename to...
672 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
673 (dump_constants): Rename to...
674 (mips16_emit_constants): ...this.
675 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
676 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
677 Assign mips16_p to was_mips16_p.
678 (mips_parse_cpu): Tweak warning message.
679 (override_options): Rename to...
680 (mips_override_options): ...this. Move the mips_cost initialization
681 out of the "shared with GAS" block. Quote option names in error
683 (mips_conditional_register_usage): Make local variable REGNO unsigned.
684 (mips_order_regs_for_local_alloc): Remove register keyword.
686 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
688 * system.h (IN_RANGE): Cast each argument individually.
690 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
692 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
693 MIPS16 code unless using o32 or o64.
695 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
697 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
698 for modes smaller than 4 bytes.
699 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
702 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
704 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
705 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
706 (ASM_OUTPUT_ALIGNED_BSS): Delete.
707 * config/mips/mips.c (mips_output_aligned_bss): Delete.
709 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
711 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
712 sibling calls to "mips16" functions if the function satisfies
713 const_call_insn_operand.
715 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
717 * config/mips/mips.c (mips_va_start): Fix types in calls
720 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
722 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
725 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
727 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
728 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
729 instead of checking mips_isa.
731 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
733 * doc/invoke.texi (-mpaired-single): Don't say that the option
734 requires 64-bit code.
735 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
736 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
737 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
738 V2SF if ISA_MIPS32R2.
739 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
740 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
741 to ISA_HAS_NMADD_NMSUB.
742 (mips_split_doubleword_move): Handle V2SF.
743 (mips_modes_tieable_p): New function.
744 (override_options): Report a warning rather than an error when
745 -mpaired-single is used on ISAs that don't support it; use
746 ISA_HAS_PAIRED_SINGLE to check that case.
747 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
748 and DF move splitters with a single MOVE64 splitter, thereby adding
750 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
751 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
752 (HALFMODE): Add V2SF.
753 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
754 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
755 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
756 (movv2sf_hardfloat_32bit): New pattern.
757 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
758 TARGET_DOUBLE_FLOAT conditions.
760 2007-10-20 Jakub Jelinek <jakub@redhat.com>
762 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
763 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
764 64-bit register in 64-bit libgcc.
766 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
768 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
769 * config/avr/avr.h (LINK_SPEC): Likewise.
770 (CRT_BINUTILS_SPECS): Likewsie.
771 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
773 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
775 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
776 and -Wfatal-errors together.
778 2007-10-20 Alan Modra <amodra@bigpond.net.au>
781 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
782 change for vrsave, ie restore after frame pop.
784 2007-10-19 David S. Miller <davem@davemloft.net>
786 * config/sparc/niagara2.md: Fix copyright notice.
788 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
790 PR tree-optimization/23820
791 PR tree-optimization/24309
792 PR tree-optimization/33766
793 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
794 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
795 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
796 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
797 * tree-loop-linear.c (perfect_loop_nest_depth): New.
798 (linear_transform_loops): Use perfect_loop_nest_depth.
799 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
800 should have a single condition: their exit.
802 2007-10-19 Richard Guenther <rguenther@suse.de>
806 * stor-layout.c (layout_type): Assert that aggregates do not
807 have their alias sets set.
808 * alias.c (get_alias_set): Return alias set zero for incomplete
809 types, return the alias set of the element for incomplete array
810 types, but do not remember these.
812 2007-10-19 Richard Guenther <rguenther@suse.de>
815 2007-10-19 Richard Guenther <rguenther@suse.de>
818 * tree.c (build_array_type): Do not re-layout unbound array
821 2007-10-19 Richard Guenther <rguenther@suse.de>
824 * tree.c (build_array_type): Do not re-layout unbound array
827 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
829 * config/mips/mips.c (mips_canonicalize_comparison): Check
830 mips_relational_operand_ok_p before trying to rewrite the test.
831 Only calculate PLUS_ONE if needed.
832 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
835 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
837 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
840 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
842 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
843 the call uses the incoming value of $2.
845 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
847 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
848 rather then gen_rtx_MEM.
849 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
851 (mips_set_return_address): Likewise.
852 (mips_restore_gp): Likewise.
854 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
856 * config/mips/mips.c (gpr_mode): Delete.
857 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
859 (mips_for_each_saved_reg): Likewise.
860 (mips_expand_prologue, mips_expand_epilogue): Likewise.
861 (override_options): Don't initialize gpr_mode.
862 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
864 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
866 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
868 (mips_class_max_nregs): Calculate the smallest consituent register
869 size and use that to determine an upper bound on the number of
872 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
874 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
876 (mips_expand_epilogue): ...here.
877 (mips_mdebug_abi_name): New function, split out from...
878 (mips_file_start): ...here.
879 (mips_hard_regno_mode_ok_p): New function, split out from...
880 (override_options): ...here.
881 (mips_expand_builtin_1): New function, split out from...
882 (mips_expand_buitin): ...here. Abort if we don't recognize
885 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
887 * config/mips/mips.c (build_mips16_function_stub): Load the
888 target address into $1 before transfering the arguments.
889 Don't use ".set noreorder".
890 (build_mips16_call_stub): Likewise.
892 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
894 * config/mips/mips.c (mips_output_32bit_xfer): New function.
895 (mips_output_64bit_xfer): Likewise.
896 (mips16_fp_args): Rename to...
897 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
898 with a DIRECTION argument. Use mips_output_32bit_xfer and
899 mips_output_64bit_xfer.
900 (build_mips16_function_stub): Update accordingly.
901 (mips16_fpret_double): Delete.
902 (build_mips16_call_stub): Update after above changes.
903 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
904 of mips16_fpret_double. Use GP_REG_RETURN.
906 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
908 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
909 use asm_out_file instead.
910 (build_mips16_function_stub): Likewise.
911 (build_mips16_call_stub, mips_output_function_prologue): Update
914 2007-10-18 David S. Miller <davem@davemloft.net>
916 Add Niagara-2 support.
917 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
918 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
919 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
920 (include): Add inclusion of niagara2.md
921 * config/sparc/sparc.c (niagara2_costs): New.
922 (sparc_override_options): Add niagara2 entry to cpu_default[]
923 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
924 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
925 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
926 (sparc_initialize_trampoline): Handle niagara2 like niagara.
927 (sparc64_initialize_trampoline): Likewise.
928 (sparc_use_sched_lookahead): Likewise.
929 (sparc_issue_rate): Likewise.
930 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
932 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
933 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
935 (PROCESSOR_NIAGARA2): New.
936 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
937 (BRANCH_COST): Likewise.
938 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
939 * config/sparc/sol2.h: Likewise.
940 * config/sparc/niagara2.md: New file.
942 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
944 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
946 (mips_compute_frame_info): Remove associated code.
947 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
949 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
951 * config/mips/mips-protos.h (compute_frame_size): Delete.
952 * config/mips/mips.h: Update comments.
953 * config/mips/mips.c (mips_frame_info): Remove initialized.
954 (compute_frame_size): Rename to...
955 (mips_compute_frame_info): ...this and make static. Remove the
956 SIZE argument and return no value. Remove the setting of initialized.
957 Update rest of file accordingly.
958 (mips_set_return_address): Don't call compute_frame_size.
959 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
960 Don't call compute_frame_size.
962 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
964 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
965 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
966 mips_hard_frame_pointer_required.
967 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
969 * config/mips/mips.c (mips_frame_pointer_required): New function.
971 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
973 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
974 and hard_frame_pointer_offset.
975 (mips_debugger_offset): Use hard_frame_pointer_offset.
976 (mips16e_collect_argument_save_p): Likewise.
977 (compute_frame_size): Initialize arg_pointer_offset and
978 hard_frame_pointer_offset.
979 (mips_initial_elimination_offset): Use them.
980 (mips_output_function_prologue): Use hard_frame_pointer_offset.
981 (mips_expand_prologue, mips_expand_epilogue): Likewise.
983 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
985 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
987 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
988 "unsigned int" rather than "int" and put them with the other
989 register-related fields. Put expanded comments above fields
990 rather than to their right.
991 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
992 with a NUM_REGS_PTR argument.
993 (mips16e_save_restore_pattern_p): Update accordingly.
994 (compute_frame_size): Clarify frame diagram. Rewrite.
996 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
998 * config/mips/mips-ftypes.def: New file.
999 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1000 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1001 (mips_function_type): Redefine using mips-ftypes.def.
1002 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1003 (mips_builtin_vector_type): New function.
1004 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1005 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1006 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1007 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1009 (mips_build_function_type): New function.
1010 (mips_init_builtins): Use it to create types lazily.
1012 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1014 * config/mips/mips.h (set_volatile): Delete.
1015 * config/mips/mips.c (set_volatile): Delete.
1016 (mips_print_operand_punctuation): New function, split out from
1017 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1018 Use the same character ordering in the code and the comments.
1019 Use a recursive call to handle '*'. Abort on unknown characters.
1020 (mips_init_print_operand_punct): New function, split out from
1022 (mips_print_int_branch_condition): New function, split out from
1023 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1024 to report unexpected codes.
1025 (mips_print_float_branch_condition): New function, split out from
1026 print_operand. Use output_operand_lossage to report unexpected codes.
1027 (print_operand): Rework to use a case statement. Use the
1028 same letter ordering in the code and the comments. Use
1029 output_operand_lossage to report unexpected codes and
1030 reverse_condition to handle inverted branch conditions.
1031 (override_options): Use mips_init_print_operand_punct.
1033 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1035 * config/mips/mips.h: Move variable declarations to end of file and
1036 enclose them all in #ifndef USED_FOR_TARGET.
1037 * config/mips/mips.c: Reorder functions into more logical groups,
1038 and so that callees appear before callers. Put the targetm
1039 initializer at the end of the file. Remove forward static
1040 declarations where possible.
1041 (mips_init_builtins): Add "static" to definition.
1042 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1044 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1046 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1047 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1048 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1049 (mips_set_mips16_mode): Initialize min_anchor_offset and
1050 max_anchor_offset directly to constants.
1052 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1054 * config/mips/mips.c: Delete trailing whitespace.
1056 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1058 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1059 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1061 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1062 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1064 2007-10-18 David Daney <ddaney@avtrex.com>
1066 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1067 reg_offset variable to calculate register locations.
1069 2007-10-18 Richard Guenther <rguenther@suse.de>
1071 * tree-ssa.c (uid_ssaname_map_eq): New function.
1072 (uid_ssaname_map_has): Likewise.
1073 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1074 * tree-flow.h (struct gimple_df): Make default_defs a
1076 * tree-dfa.c (gimple_default_def): Deal with it.
1077 (set_default_def): Likewise.
1079 2007-10-18 Richard Guenther <rguenther@suse.de>
1081 * tree-flow.h (struct gimple_df): Make referenced_vars
1083 (uid_decl_map_eq): Declare.
1084 (uid_decl_map_hash): Likewise.
1085 * tree-ssa.c (uid_decl_map_eq): New function.
1086 (uid_decl_map_hash): Likewise.
1087 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1088 * tree-flow-inline.h (first_referenced_var): Deal with
1089 the referenced_vars representation change.
1090 (next_referenced_var): Likewise.
1091 * tree-dfa.c (referenced_var_lookup): Likewise.
1092 (referenced_var_check_and_insert): Likewise.
1093 (remove_referenced_var): Likewise.
1095 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1097 * config/mips/mips.c (mips_dwarf_register_span): New.
1098 (TARGET_DWARF_REGISTER_SPAN): Define.
1100 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1102 * config.gcc : update score-*-elf(extra_objs).
1103 * config/score/mac.md : Remove.
1104 * config/score/misc.md : Remove.
1105 * config/score/score7.md : Remove.
1106 * config/score/score-mdaux.h : Remove.
1107 * config/score/score-mdaux.c : Remove.
1108 * config/score/score-version.h : Remove.
1109 * config/score/score-generic.md : New.
1110 * config/score/score3.h : New.
1111 * config/score/score3.c : New.
1112 * config/score/score7.h : New.
1113 * config/score/score7.c : New.
1114 * config/score/mul-div.S : add flush_cache score3 support.
1115 * config/score/elf.h : Fix some typos.
1116 * config/score/score.md : merge score3 and score7 pattern.
1117 * config/score/score.c : use to seperate which target it used.
1118 * config/score/score.h : use to seperate the target macro.
1119 * config/score/score.opt : remove -mmac option , add -mscore3,
1120 -mscore3d and -march OPTION support.
1122 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1124 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1125 that the offset of a variable is not greater than the size
1128 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1130 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1131 atmega88p, atmega168p and atmega328p devices.
1132 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1133 (CRT_BINUTILS_SPECS): (Ditto.).
1134 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1136 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1138 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1140 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1141 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1142 (print_insn): Move declaration to ...
1143 * rtl.h (print_insn): ... here.
1145 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1147 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1148 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1149 m68k_sched_branch_type): Move declarations to ...
1150 * config/m68/m68k-protos.h: ... here.
1152 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1154 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1156 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1158 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1159 * config/avr/avr.h (LINK_SPEC): Likewise.
1160 (CRT_BINUTILS_SPECS): Likewsie.
1161 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1163 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1165 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1166 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1167 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1169 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1172 * reg-stack.c (move_for_stack_reg): Swap input argument of
1173 UNSPEC_TAN insn to the top of the stack.
1175 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1179 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1180 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1181 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1182 immediate shift value.
1183 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1184 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1185 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1186 Remove macros for !__OPTIMIZE__ case.
1188 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1190 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1192 (perform_var_substitution): Only DFS from real nodes. Don't test
1194 (unite_pointer_equivalences): Fix broken test.
1196 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1198 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1199 altivec sp_offset. Rearrange sp_offset assignments to
1200 correspond to stack adjustments. Use frame_reg_rtx for
1201 SPE register restores. Correct SPE stack adjustment.
1203 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1205 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1206 * toplev.c (check_global_declaration_1): Use appropriate warning
1207 option instead of unnamed warning.
1208 * stor-layout.c (layout_decl): Likewise.
1209 * c-typeck.c (build_conditional_expr): Likewise.
1210 (build_compound_expr): Fix wrong comment.
1211 (build_binary_op): Use appropriate warning option instead of
1213 * cfgexpand.c (tree_expand_cfg): Likewise.
1214 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1215 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1216 (execute_warn_function_return): Likewise.
1217 * stmt.c (warn_if_unused_value): Likewise.
1219 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1221 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1222 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1224 (CRT_BINUTILS_SPECS): Likewsie.
1225 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1227 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1230 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1232 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1234 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1235 (fini_dce): Only release them for the fast pass.
1236 (end_ud_dce): Delete.
1237 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1238 Call fini_dce instead of end_ud_dce.
1239 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1240 (run_fast_df_dce): Reset df_in_progress to false on exit.
1242 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1243 Maxim Kuvyrkov <maxim@codesourcery.com>
1245 * target.h (unspec_may_trap_p): New target hook.
1246 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1247 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1249 * targhooks.h (default_unspec_may_trap_p): Declare it.
1250 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1251 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1252 * rtl.h (may_trap_p_1): Declare.
1254 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1255 override default hook implementation.
1256 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1259 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1261 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1262 options enabled by Wextra and mention Wuninitialized.
1264 2007-10-15 Nigel Stephens <nigel@mips.com>
1266 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1268 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1270 PR tree-optimization/33136
1271 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1273 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1275 PR tree-optimization/33735
1276 PR tree-optimization/33572
1277 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1278 2007-10-09's change.
1279 * except.c (duplicate_eh_regions): Don't look for prev_try
1280 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1282 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1285 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1286 __builtin_va_arg_pack-containing call stmt.
1288 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1290 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1293 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1295 PR tree-optimization/33619
1296 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1299 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1301 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1303 2007-10-15 Richard Guenther <rguenther@suse.de>
1305 * fold-const.c (extract_array_ref): Remove.
1306 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1307 generic address expression comparison folding. Remove
1308 the folding that used extract_array_ref.
1310 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1313 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1314 speculation type of insn can be changed before trying to do that.
1316 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1318 * dse.c (struct insn_info): Add 'frame_read' field.
1319 (scan_insn): For the call to a const function, set frame_read if
1320 reload has been run.
1321 If the insn reads the frame, kill the frame related stores.
1322 (scan_reads_nospill): Likewise.
1324 2007-10-14 Jason Merrill <jason@redhat.com>
1326 * tree-eh.c (optimize_double_finally): Don't assume that the
1327 cleanup we're duplicating is only one statement.
1329 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1331 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1332 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1333 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1334 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1335 tree-vect-transform.c: Fix comment typos.
1336 * doc/extend.texi: Fix a typo.
1338 * c-common.h: Remove the prototype for c_expand_body.
1339 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1340 * tree.h: Remove the prototype for fold_build_call_expr.
1342 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1344 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1346 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1348 * config/rs6000/aix53.h: New file.
1349 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1350 (TARGET_ALTIVEC_ABI): Same.
1351 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1352 (TARGET_ALTIVEC_ABI): Delete.
1353 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1354 stanza defaulting to aix5.3.
1356 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1358 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1359 (strmov): Use defined constants.
1360 (cmpstrnsi): Likewise.
1361 * config/i386/i386.c (decide_alg): Use defined constants.
1362 (ix86_expand_strlen): Likewise.
1364 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1366 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1367 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1368 (mode_for_reg_attrs, var_lowpart): New functions.
1369 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1370 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1371 or copy is known, set LOC to the SET that performs the set, instead
1373 (find_src_status, find_src_set_src): Remove LOC parameter.
1374 Replace INSN with the source value.
1375 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1376 handling MO_SET and MO_COPY. Update the calls to find_src_status
1377 and find_src_set_src.
1379 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1382 * config/i386/i386.md (strmov): Check for esi and edi usage.
1383 * config/i386/i386.c (decide_alg): Check whether we can use a
1384 rep prefix and adjust algorithm choice accordingly.
1385 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1387 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1389 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1391 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1393 * global.c (build_insn_chain): Formatting fixes.
1395 2007-10-12 Richard Guenther <rguenther@suse.de>
1397 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1398 combining both operands require either both have single uses
1399 or combining to a constant.
1401 2007-10-12 Richard Guenther <rguenther@suse.de>
1404 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1405 a rhs with side-effects or which is a load.
1406 (forward_propagate_into_cond): Also try combining both operands.
1408 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1410 PR tree-optimization/33742
1411 * tree-vect-transform.c (vectorizable_operation): Return false
1412 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1413 (vectorizable_call): Same for rhs_type and lhs_type.
1415 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1417 PR tree-optimization/33645
1418 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1419 pass it to walk_tree.
1420 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1421 When calling set_is_used on a VAR_DECL, if data is not NULL and
1422 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1423 DECL_INITIAL after clearing the bit in bitmap.
1424 (remove_unused_locals): Adjust mark_all_vars_used callers.
1425 Instead of removing unused global vars from unexpanded_var_list
1426 immediately record them in bitmap, call mark_all_vars_used on
1427 all used global vars from unexpanded_var_list and only purge
1428 global vars that weren't found used even during that step.
1430 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1432 * gthr-posix.h (__gthread_active_init): Create detached instead of
1433 joinable thread when testing whether threads are active on hppa-hpux.
1434 * gthr-posix95.h (__gthread_active_init): Likewise.
1436 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1439 * global.c (build_insn_chain): Include insn that occur between
1442 2007-10-11 Tom Tromey <tromey@redhat.com>
1444 * gengtype-yacc.y: Delete.
1446 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1449 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1450 function_value_32, function_value_64, function_value_ms_64,
1451 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1452 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1455 2007-10-11 Richard Guenther <rguenther@suse.de>
1457 * gcse.c (hash_scan_set): If the next nonnote insn is in
1458 a different basic block insert the set.
1460 2007-10-11 Richard Guenther <rguenther@suse.de>
1463 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1464 (verify_gimple_expr): Use it to verify pointer-to types for
1467 2007-10-11 Richard Guenther <rguenther@suse.de>
1470 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1471 the array element type.
1473 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1475 PR rtl-optimization/33638
1476 * dse.c (struct insn_info): Remove 'stack_read' field,
1477 add 'stack_pointer_based' field.
1478 (record_store): For a store with non-constant base, record
1479 whether it is stack pointer based.
1480 (scan_insn): For the call to a const function, remove stack
1481 pointer based stores from the list of local active stores.
1482 (scan_reads_nospill): Delete code dealing with const functions.
1484 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1486 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1488 (conflict_p, set_conflict, set_conflicts): Likewise.
1489 * global.c (global_alloc): Likewise.
1490 * ra.h: Update prototypes.
1492 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1494 * opth-gen.awk: Fixed generation of comment stating the origin
1497 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1500 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1501 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1502 and '%}', respectively.
1505 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1506 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1507 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1509 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1513 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1514 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1515 syntax for ASSEMBLER_DIALECT.
1516 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1518 2007-10-10 Revital Eres <eres@il.ibm.com>
1520 * modulo-sched.c (check_nodes_order): Dump the final order of
1522 (get_sched_window): Add dump info.
1523 (calculate_order_params): Dump order params of the nodes.
1525 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1528 * ra-conflict.c (record_one_conflict_between_regnos,
1529 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1530 (global_conflicts): Enhanced incorrect check.
1532 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1534 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1535 if flag_exceptions is not set.
1536 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1537 assemble_name rather than incorrectly emulating it.
1539 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1540 friends are removed from G++.
1542 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1544 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1545 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1546 enabling them is redundant. Don't check two times for
1549 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1551 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1553 (set_conflicts_for_earlyclobber): Likewise.
1554 (global_conflicts): Likewise.
1556 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1558 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1559 and '%}', respectively.
1561 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1563 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1564 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1566 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1569 2007-10-09 Richard Guenther <rguenther@suse.de>
1572 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1573 of referenced structure and component.
1575 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1578 * ra-conflict.c (record_one_conflict_between_regnos,
1579 set_conflicts_for_earlyclobber, global_conflicts): Improved
1581 (global_conflicts): Removed incorrect check.
1583 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1585 PR tree-optimization/33615
1586 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1587 if the statement might throw. Fix formatting.
1589 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1591 PR tree-optimization/33615
1592 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1593 if the rhs might throw.
1595 2007-10-09 Jan Hubicka <jh@suse.cz>
1597 * invoke.texi (align-threshold, align-loop-iterations): Document.
1598 * final.c: Include cfgloop.h, params.h
1599 (compute_alignments): Dump decisions and compare them with loop
1600 structure; honor given parameters.
1601 (pass_compute_alignments): New dump file.
1602 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1603 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1605 2007-10-09 James E. Wilson <wilson@specifix.com>
1607 PR tree-optimization/33655
1609 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1610 convert it to bitsizetype before size_binop call.
1612 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1614 PR tree-optimization/33572
1615 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1616 the absence of a corresponding edge from the exit block.
1618 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1621 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1623 (sra_build_assignment): Likewise. Set up mask depending on
1624 precision, not type.
1625 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1626 computing bit masks.
1627 (sra_build_elt_assignment): Don't view-convert from signed to
1629 (sra_explode_bitfield_assignment): Use bit-field type if
1630 possible. Use BYTES_BIG_ENDIAN.
1632 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1635 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1636 the original stmt can throw.
1637 (sra_build_bf_assignment): Fix type mismatch when applying negated
1640 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1642 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1643 '#pragma mark' to be executed at preprocessing time.
1645 2007-10-08 Ollie Wild <aaw@google.com>
1647 * varasm.c (compare_constant): Removed call to
1648 lang_hooks.expand_constant.
1649 (copy_constants): Removed call to lang_hooks.expand_constant.
1650 (compute_reloc_for_constant): Removed call to
1651 lang_hooks.expand_constant.
1652 (output_addressed_constants): Removed call to
1653 lang_hooks.expand_constant.
1654 (constructor_static_from_elts_p): Removed call to
1655 lang_hooks.expand_constant.
1656 (output_constant): Removed calls to lang_hooks.expand_constant.
1657 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1658 * langhooks-def.h (lhd_return_tree): Removed.
1659 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1660 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1661 * langhooks.c (lhd_return_tree): Removed.
1663 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1665 * combine.c (setup_incoming_promotions): Ensure that
1666 arguments that have not undergone mode promotions do not
1667 incorrectly get marked as being sign- or zero-extended.
1669 2007-10-08 Richard Guenther <rguenther@suse.de>
1674 * fold-const.c (fold_binary): Use correct types in folding
1675 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1676 and building of RROTATE_EXPR.
1678 2007-10-08 Richard Guenther <rguenther@suse.de>
1683 * fold-const.c (fold_binary): Use the correct types when
1684 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1685 (fold_binary): Use the correct types when folding
1686 (-A) - B to (-B) - A.
1687 (fold_unary): Use the correct types when folding ~(X).
1689 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1691 * doc/invoke.texi (Wall): fix formatting issues.
1693 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1695 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1696 truncated shift counts.
1698 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1700 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1701 syntax for ASSEMBLER_DIALECT.
1702 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1704 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1705 Nathan Froyd <froydnj@codesourcery.com>
1707 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1708 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1710 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1713 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1715 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1716 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1717 the function, temporarily point the debug interface to the null one.
1719 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1721 PR tree-optimization/33655
1723 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1726 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1728 PR tree-optimization/33572
1729 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1730 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1731 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1733 (copy_edges_for_bb): Handle nonlocal label edges.
1734 (make_nonlocal_label_edges): Deleted.
1735 (optimize_inline_calls): Don't call it.
1737 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1739 * gthr-single.h: Revert last change.
1741 2007-10-05 Michael Matz <matz@suse.de>
1744 * lower-subreg.c (decompose_multiword_subregs): Use
1745 validate_unshare_change().
1747 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1749 * ra-conflict.c: Include "sparseset.h".
1750 (conflicts): Change to HOST_WIDEST_FAST_INT.
1751 (allocnos_live): Redefine variable as a sparseset.
1752 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
1754 (allocno_row_words): Removed global variable.
1755 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1756 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1757 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1758 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1760 (record_one_conflict): Update uses of allocnos_live to use
1761 the sparseset routines. Use set_conflicts_p.
1762 (mark_reg_store): Likewise.
1763 (set_reg_in_live): Likewise.
1764 (global_conflicts): Update uses of allocnos_live.
1765 Use the new adjacency list to visit an allocno's neighbors
1766 rather than iterating over all possible allocnos.
1767 Call set_conflicts_p to setup conflicts rather than adding
1769 * global.c: Comments updated.
1770 (CONFLICTP): Delete define.
1771 (regno_compare): New function. Add prototype.
1772 (global_alloc): Sort the allocno to regno mapping according to
1773 which basic blocks the regnos are referenced in. Modify the
1774 conflict bit matrix to a compressed triangular bitmatrix.
1775 Only allocate the conflict bit matrix and adjacency lists if
1776 we are actually going to allocate something.
1777 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1778 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1779 allocno's neighbors rather than iterating over all possible allocnos.
1780 (mirror_conflicts): Removed function.
1781 (dump_conflicts): Iterate over regnos rather than allocnos so
1782 that all dump output will be sorted by regno number.
1783 Use the FOR_EACH_CONFLICT macro.
1784 * ra.h: Comments updated.
1785 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1786 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
1788 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1789 (adjacency_list_d, adjacency_iterator_d): New types.
1790 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1791 adjacency_iter_next, regno_basic_block): New static inline functions.
1792 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1793 (conflict_p): Add function prototype.
1794 * sparseset.h, sparseset.c: New files.
1795 * Makefile.in (OBJS-common): Add sparseset.o.
1796 (sparseset.o): New rule.
1798 2007-10-05 Richard Guenther <rguenther@suse.de>
1801 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1804 2007-10-05 Michael Matz <matz@suse.de>
1807 * function.c (match_asm_constraints_1): Check for input
1808 being used in the outputs.
1810 2007-10-05 Richard Guenther <rguenther@suse.de>
1812 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1814 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1817 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1818 subset checks. Make the cost of FPR -> FPR moves depend on
1819 mips_mode_ok_for_mov_fmt_p.
1821 2007-10-04 Doug Kwan <dougkwan@google.com>
1823 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1824 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1825 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1826 support of conditional variables.
1827 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1828 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1829 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1830 support of conditional variables.
1831 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1832 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1833 conditional variables.
1834 * gthr.h: Update comments to document new interface.
1836 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1838 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1841 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1843 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1845 2007-10-04 Richard Guenther <rguenther@suse.de>
1848 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1849 does not need to be of INTEGER_TYPE.
1850 (verify_gimple_2): New function split out from ...
1851 (verify_gimple_1): ... here. ICE if there was an error during
1854 2007-10-04 Michael Matz <matz@suse.de>
1856 PR rtl-optimization/33653
1857 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1858 * dse.c (scan_insn): Same.
1860 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1862 * config.gcc: Remove USE_GAS for m68k targets.
1864 2007-10-04 Richard Guenther <rguenther@suse.de>
1866 PR tree-optimization/33627
1867 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1868 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1870 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1871 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1873 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1875 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1876 commands_in_epilogues): Remove variables.
1877 (avr_file_start): Remove unneded initializations of commands_in_file,
1878 commands_in_prologues and commands_in_epilogues variables.
1879 (avr_file_end): Remove dead code.
1881 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1883 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1884 MOTOROLA is to true.
1886 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1889 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1890 (mips_split_doubleword_move): ...this.
1891 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1892 use natural endianness for multi-format FPR values.
1893 (mips_split_64bit_move): Rename to...
1894 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1895 Use move_doubleword_fpr* patterns for moves involving FPRs.
1896 (mips_save_reg): Update the call to mips_split_64bit_move.
1897 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1898 nonzero constant into an FPR if the constant can be forced to memory.
1899 * config/mips/mips.md: Update the splitter calls to
1900 mips_split_64bit_move.
1901 (UNSPEC_LOAD_DF_LOW): Rename to...
1902 (UNSPEC_LOAD_LOW): ...this.
1903 (UNSPEC_LOAD_DF_HIGH): Rename to...
1904 (UNSPEC_LOAD_HIGH): ...this.
1905 (UNSPEC_STORE_DF_HIGH): Rename to...
1906 (UNSPEC_STORE_WORD): ...this.
1907 (SPLITF): New mode iterator.
1908 (HALFMODE): New mode attribute.
1909 (movtf): New expander.
1910 (*movtf_internal): New define_insn_and_split.
1911 (move_doubleword_fpr<mode>): New expander.
1912 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1914 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1915 (mfhc1<mode>): ...these more general patterns.
1917 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1919 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1921 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1923 * gcse.c (hash_scan_set): Insert set in insn before note at
1924 the end of basic block.
1926 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1928 PR tree-optimization/33576
1929 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1930 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1931 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1932 (remove_iv): Declared.
1933 * lambda-code.c (remove_iv): Not static.
1934 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1935 Don't remove ivs there, save ivs in the buffer.
1937 2007-10-03 Jason Merrill <jason@redhat.com>
1940 * tree-eh.c (same_handler_p): New fn.
1941 (optimize_double_finally): New fn.
1942 (refactor_eh_r): New fn.
1943 (refactor_eh): New fn.
1944 (pass_refactor_eh): New pass.
1945 * tree-pass.h: Declare it.
1946 * passes.c (init_optimization_passes): Add it.
1948 2007-10-03 Doug Kwan <dougkwan@google.com>
1949 Richard Guenther <rguenther@suse.de>
1952 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1953 be conservative instead.
1955 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1958 * doc/invoke.texi (-fwhole-program): Document that Fortran
1959 doesn't support this option.
1961 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1964 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1967 2007-10-02 David Daney <ddaney@avtrex.com>
1969 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1970 against constant zero.
1971 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1974 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1976 * ra-conflict.c: New file.
1978 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1979 usage to DF_LIVE usage.
1980 (reload): Remove reference to df_get_live_top.
1981 * rtlanal.c (subreg_nregs_with_regno): New function.
1982 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1983 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1984 (df_has_eh_preds): Removed.
1985 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1986 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1988 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1989 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1990 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1991 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1992 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1993 (global_alloc): Turn off rescanning insns after call to
1994 global_conflicts and added call to set_preferences.
1995 (global_conflicts): Moved to ra-alloc.c.
1996 (set_preferences_1, set_preferences): New function.
1997 (mirror_conflicts): Changed types for various variables.
1998 (mark_elimination): Change DF_RA_LIVE
1999 usage to DF_LIVE usage.
2000 (build_insn_chain): Rewritten from scratch and made local.
2001 (print_insn_chain, print_insn_chains): New functions.
2002 (dump_conflicts): Do not print conflicts for fixed_regs.
2003 (rest_of_handle_global_alloc): Turn off insn rescanning.
2004 * hard-reg-set.h: Fixed comment.
2005 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2006 usage to DF_LIVE usage and delete refs to TOP sets.
2007 (block_alloc): Mark regs as live if they are in the artificial
2008 defs at top of block.
2009 (find_stack_regs): New function.
2010 (rest_of_handle_local_alloc): Changed urec problem to live
2011 problem and do not turn off df rescanning.
2012 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2013 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2014 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2015 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2016 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2017 fields in df_ref_flags. The rest have been renumbered.
2018 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2020 * rtl.h (subreg_nregs_with_regno): New function.
2021 * df-problems.c: (df_get_live_out, df_get_live_in,
2022 df_get_live_top): Removed reference to DF_RA_LIVE.
2023 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2024 df_live_alloc, df_live_reset, df_live_local_finalize,
2025 df_live_free): Make top set only if different from in set.
2026 (df_lr_top_dump, df_live_top_dump): Only print top set if
2027 different from in set.
2028 (df_lr_bb_local_compute): Removed unnecessary check.
2029 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2030 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2031 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2032 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2033 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2034 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2035 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2036 df_urec_add_problem): Removed.
2037 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2039 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2040 * basic_block.h (bb_has_abnormal_pred): New function.
2041 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2042 usage to DF_LIVE usage.
2044 2007-10-02 Revital Eres <eres@il.ibm.com>
2046 * config/rs6000/predicates.md (easy_vector_constant): Return false
2047 for 750CL paired vectors.
2048 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2050 (vec_initv2sf): Add new description.
2051 (vconcatsf): Likewise.
2052 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2053 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2055 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2057 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2058 sinking the last stmt in a BB.
2060 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2063 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2064 (sra_hash_tree): Handle BIT_FIELD_REFs.
2065 (sra_elt_hash): Don't hash bitfld blocks.
2066 (sra_elt_eq): Skip them in parent compares as well. Handle
2068 (build_element_name_1): Handle BIT_FIELD_REFs.
2069 (instantiate_element): Propagate nowarn from parents. Create
2070 BIT_FIELD_REF for variables that are widened by scalarization.
2071 Gimple-zero-initialize all bit-field variables that are not
2072 part of parameters that are going to be scalarized on entry.
2073 (instantiate_missing_elements_1): Return the sra_elt.
2074 (canon_type_for_field): New.
2075 (try_instantiate_multiple_fields): New. Infer widest possible
2076 access mode from decl or member type, but clip it at word
2077 size, and only widen it if a field crosses an alignment
2079 (instantiate_missing_elements): Use them.
2080 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2081 (scalar_bitfield_p): New.
2082 (sra_build_assignment): Optimize assignments from scalarizable
2083 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2086 (sra_build_bf_assignment): New. Optimize assignments to
2087 scalarizable BIT_FIELD_REFs.
2088 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2089 assignments to full variables.
2090 (generate_copy_inout): Use the new macros and functions.
2091 (generate_element_copy): Likewise. Handle bitfld differences.
2092 (generate_element_zero): Don't recurse for blocks. Use
2093 sra_build_elt_assignment.
2094 (generate_one_element_init): Take elt instead of var. Use
2095 sra_build_elt_assignment.
2096 (generate_element_init_1): Adjust.
2097 (bitfield_overlap_info): New struct.
2098 (bitfield_overlaps_p): New.
2099 (sra_explode_bitfield_assignment): New. Adjust widened
2100 variables to account for endianness.
2101 (sra_sync_for_bitfield_assignment): New.
2102 (scalarize_use): Re-expand assignment to/from scalarized
2103 BIT_FIELD_REFs. Explode or sync needed members for
2104 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2105 (scalarize_copy): Use REPLDUP.
2106 (scalarize_ldst): Move assert before dereference. Adjust EH
2108 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2110 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2112 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2113 Rename CR_* constants to CMP_*. Fix spacing.
2115 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2118 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2119 to be processed with the special script doc/install.texi2html.
2121 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2123 * doc/invoke.texi (Wall): List the options enabled by Wall.
2124 (Wstrict-aliasing): Add missing @option.
2126 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2128 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2129 rather than gen_lowpart to change a register from DImode to DFmode.
2130 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2131 both FROM and TO are integer modes that are no bigger than 4 bytes.
2132 (mips_mode_ok_for_mov_fmt_p): New function.
2133 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2134 (mips_secondary_reload_class): Tweak formatting and comments.
2135 Use reg_class_subset_p instead of direct comparisons with
2136 classes. Only allow direct FPR<->FPR moves for modes that
2137 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2138 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2139 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2140 (*movdi_64bit): Likewise.
2141 (*movsi_internal): Likewise.
2142 (*movhi_internal): Likewise.
2143 (*movqi_internal): Likewise.
2145 2007-09-30 Diego Novillo <dnovillo@google.com>
2148 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2151 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2153 PR tree-optimization/33597
2154 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2155 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2157 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2160 instead of variants of (!reload_in_progress && !reload_completed).
2161 (x86_expand_vector_move): Ditto.
2163 2007-09-28 Ollie Wild <aaw@google.com>
2166 2007-09-27 Ollie Wild <aaw@google.com>
2168 * varasm.c (compare_constant): Removed call to
2169 lang_hooks.expand_constant.
2170 (copy_constants): Removed call to lang_hooks.expand_constant.
2171 (compute_reloc_for_constant): Removed call to
2172 lang_hooks.expand_constant.
2173 (output_addressed_constants): Removed call to
2174 lang_hooks.expand_constant.
2175 (constructor_static_from_elts_p): Removed call to
2176 lang_hooks.expand_constant.
2177 (output_constant): Removed calls to lang_hooks.expand_constant.
2178 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2179 * langhooks-def.h (lhd_return_tree): Removed.
2180 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2181 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2182 * langhooks.c (lhd_return_tree): Removed.
2184 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2187 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2188 argument to gen_selb.
2190 2007-09-28 Chao-ying Fu <fu@mips.com>
2192 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2193 * doc/libgcc.texi (Fixed-point fractional library routines):
2194 Fix typos for neg and cmp functions.
2196 2007-09-28 Michael Matz <matz@suse.de>
2198 PR rtl-optimization/33552
2199 * function.c (match_asm_constraints_1): Check for overlap in
2200 inputs and replace all occurences.
2202 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2204 * config/mips/mips.c (override_options): Fix comment typo.
2206 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2208 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2209 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2210 * config/bfin/t-bfin-linux (crti.o): Don't build.
2212 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2213 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2215 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2217 2007-09-27 Ollie Wild <aaw@google.com>
2219 * varasm.c (compare_constant): Removed call to
2220 lang_hooks.expand_constant.
2221 (copy_constants): Removed call to lang_hooks.expand_constant.
2222 (compute_reloc_for_constant): Removed call to
2223 lang_hooks.expand_constant.
2224 (output_addressed_constants): Removed call to
2225 lang_hooks.expand_constant.
2226 (constructor_static_from_elts_p): Removed call to
2227 lang_hooks.expand_constant.
2228 (output_constant): Removed calls to lang_hooks.expand_constant.
2229 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2230 * langhooks-def.h (lhd_return_tree): Removed.
2231 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2232 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2233 * langhooks.c (lhd_return_tree): Removed.
2235 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2238 * expr.c (emit_group_load_1): Split constant double when destination
2239 length is half source length.
2241 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2243 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2244 (mips_cpu_info): Add tune_flags.
2245 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2246 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2248 (override_options): Remove deprecation code. Use branch-likely
2249 instructions for optimize_size or if the tuning flags do not
2250 suggest otherwise. Tweak warning.
2251 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2253 2007-09-27 Matthias Klose <doko@ubuntu.com>
2255 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2256 multilib osdirname if it exists.
2257 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2259 2007-09-27 Ian Lance Taylor <iant@google.com>
2261 PR tree-optimization/33565
2262 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2263 assignments of comparisons.
2264 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2265 parameter. Change caller. Defer overflow warnings around call to
2267 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2268 TREE_NO_WARNING is set on the statement.
2269 * tree-ssa-forwprop.c
2270 (tree_ssa_forward_propagate_single_use_vars): Don't test
2271 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2272 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2274 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2276 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2277 reduce offset by units of 0x10000 for SPE vector modes or modes
2278 used with E500 double instructions.
2280 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2282 * simplify-rtx.c (comparison_result): New.
2283 (simplify_const_relational_operation): Use it instead of the five
2284 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2285 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2286 optimizations. Extract nonzero_address_p optimizations into a
2287 separate "if" together with optimizations where op1 is const0_rtx.
2288 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2289 floating-point arguments too when appropriate. Hoist test for ABS
2290 outside the final switch statement.
2291 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2292 folded_arg0 if we found a constant equivalent. Remove
2293 transformations done in simplify-rtx.c for "op0 RELOP op0".
2295 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2297 * builtins.c (expand_builtin, expand_builtin_object_size,
2298 expand_builtin_memory_chk, maybe_emit_chk_warning,
2299 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2301 * expr.c (expand_expr_real_1): Likewise.
2302 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2303 (lhd_print_error_function): Add third argument.
2304 * langhooks.h (struct diagnostic_info): Add forward decl.
2305 (struct lang_hooks): Add third argument to print_error_function.
2306 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2307 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2309 (diagnostic_report_current_function): Likewise.
2310 * toplev.c (announce_function): Pass NULL as second argument to
2311 diagnostic_set_last_function.
2312 * diagnostic.c (diagnostic_report_current_function): Add second
2313 argument, pass it as third argument to lang_hooks.print_error_function.
2314 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2315 to diagnostic_report_current_function.
2316 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2317 and message.abstract_origin.
2318 (verbatim): Initialize abstract_origin.
2319 * pretty-print.h (text_info): Add abstract_origin field.
2320 * pretty-print.c (pp_base_format): Handle %K.
2321 * langhooks.c (lhd_print_error_function): Add third argument. If
2322 diagnostic->abstract_origin, print virtual backtrace.
2323 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2324 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2325 (init_dynamic_diag_info): Likewise.
2327 2007-09-26 David Daney <ddaney@avtrex.com>
2330 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2331 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2332 sync_old_nand<mode>, sync_new_nand<mode>,
2333 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2334 Update length attributes.
2335 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2336 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2338 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2339 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2340 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2343 2007-09-26 Richard Guenther <rguenther@suse.de>
2345 PR tree-optimization/33563
2346 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2347 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2349 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2350 get_use_of_stmt_lhs.
2352 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2355 * c-common.c (complete_array_type): Diagnose too-large arrays and
2356 set type to error_mark_node.
2358 2007-09-26 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/30375
2361 PR tree-optimization/33560
2362 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2366 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2368 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2369 (dse_global_data): Add aggregate_vardecl field.
2370 (dse_possible_dead_store_p): New.
2371 Add prev_defvar variable.
2372 Allow immediate uses and previous immediate uses to differ
2373 if they are setting different parts of the whole.
2374 (get_aggregate_vardecl): New.
2375 (dse_record_partial_aggregate_store): New.
2376 (dse_whole_aggregate_clobbered_p): New.
2377 (dse_partial_kill_p): New.
2378 Call dse_maybe_record_aggregate_store().
2379 When checking whether a STMT and its USE_STMT refer to the
2380 same memory address, check also for partial kills that clobber
2382 Move some variable definitions to the block where they are used.
2383 (aggregate_vardecl_hash): New.
2384 (aggregate_vardecl_eq): New.
2385 (aggregate_vardecl_free): New.
2386 (aggregate_whole_store_p): New.
2387 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2388 Mark which aggregate stores we care about.
2390 2007-09-25 DJ Delorie <dj@redhat.com>
2393 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2396 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2399 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2400 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2401 for vector int32 -> int64 conversions. Don't write beyond the end
2402 of the allocated vector for int32 -> int64 conversions.
2404 2007-09-25 Revital Eres <eres@il.ibm.com>
2406 * config/rs6000/paired.h (paired_sel): New.
2407 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2408 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2409 when expanding selv2sf.
2410 * config/rs6000/rs6000.h (rs6000_builtins): Add
2411 PAIRED_BUILTIN_SELV2SF4.
2413 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2416 * c-typeck.c (default_conversion): Call require_complete_type
2417 before perform_integral_promotions.
2418 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2419 (build_c_cast): Call require_complete_type except for casts to
2421 (convert_for_assignment): Call require_complete_type.
2423 2007-09-25 Revital Eres <eres@il.ibm.com>
2425 * config/spu/spu.md: Fix doloop pattern.
2427 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2429 * config/bfin/bfin.c (expand_prologue_reg_save,
2430 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2431 and ASTAT moved here...
2432 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2433 ... from here. New argument ALL; callers changed.
2434 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2435 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2436 have the "saveall" attribute.
2438 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2440 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2442 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2443 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2444 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2446 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2447 with REG_P tests before REGNO access.
2449 2007-09-24 DJ Delorie <dj@redhat.com>
2452 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2454 (movqicc_<code>_<mode>): Likewise.
2455 (movhicc_<code>_<mode>): Likewise.
2457 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2460 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2461 register for reload.
2463 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2466 * config/i386/i386.c (ix86_comp_type_attributes): Check
2469 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2471 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2472 "move.l %a4,%a4" to produce nops.
2473 * config/m68k/m68k.c (override_options): Reset align options,
2474 if neccessary align macro isn't avaible.
2476 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2478 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2480 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2482 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2484 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2485 reload is completed.
2486 (peephole pattern): Convert most of them to RTL peephole pattern.
2488 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2490 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2491 (moved from fp compare patterns).
2492 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2493 Cleanup predicates to relieve reload.
2494 (conditional_trap): Reject conditional trap with fp condition.
2495 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2496 certain constants early.
2498 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2500 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2502 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2504 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2505 Allow --with-tune=cell and --with-cpu=cell.
2507 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2509 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2510 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2512 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2514 (TARGET_BUILTIN_RECIPROCAL): Use it.
2515 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2516 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2517 (rs6000_emit_swrsqrtsf): New.
2518 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2520 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2521 (divsf3): Remove swdiv support.
2524 (rsqrt_internal1): New.
2525 (divdf3): Remove swdiv support.
2528 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2531 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2533 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2534 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2535 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2536 lang_hooks.type.type_hash_eq in addition to generic tests.
2538 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2539 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2541 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2542 reflect the cost per call to a target specific builtin.
2543 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2544 call to a target specific builtin, then use target_builtin_call_cost.
2545 (init_inline_once): Initialize target_builtin_call_cost field.
2547 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2550 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2553 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2555 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2556 * configure: Regenerated.
2558 2007-09-23 Ollie Wild <aaw@google.com>
2560 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2562 (get_pointer_modulus_and_residue): New function.
2564 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2566 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2567 combine an SC return value into a single register.
2569 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2571 * opth-gen.awk (target_flags_explicit): Declare.
2572 * toplev.h (target_flags_explicit): Delete declaration.
2573 * toplev.c (target_flags): Likewise.
2574 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2575 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2576 Never return true for TARGET_MIPS16.
2577 * config/mips/mips.c (mips_llsc): Delete.
2578 (mips_handle_option): Remove -mllsc handling.
2579 (mips_strip_unspec_address): Tweak comment.
2580 * config/mips/mips.opt (mllsc): Use a target mask.
2582 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2584 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2585 word_mode as well as Pmode.
2587 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2589 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2590 parameters from word_mode to the subword type if such a truncation
2593 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2595 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2596 * configure: Regenerated.
2598 2007-09-23 Jan Hubicka <jh@suse.cz>
2600 * params.def (INLINE_CALL_COST): Set to 12.
2601 * invoke.texi (inline-call-cost): Update default value.
2603 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2605 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2607 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2608 Revital Eres <eres@il.ibm.com>
2610 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2611 checks whether the count_reg is found outside the control part.
2613 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2615 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2616 instead of checking CALL_EXPR_FN directly to test for builtins.
2617 If error or warning attributes are present, print
2618 error resp. warning.
2619 * c-common.c (handle_error_attribute): New function.
2620 (c_common_attribute_table): Add error and warning
2622 * doc/extend.texi: Document error and warning attributes.
2624 * tree.h (block_nonartificial_location): New prototype.
2625 * tree.c (block_nonartificial_location): New function.
2626 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2627 if artificial attribute is present on abstract inline decl.
2628 * c-common.c (handle_artificial_attribute): New function.
2629 (c_common_attribute_table): Add artificial attribute.
2630 * final.c (override_filename, override_linenum): New variables.
2631 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2632 and override_linenum if inside of a block inlined from
2633 __attribute__((__artificial__)) function.
2634 (notice_source_line): Honor override_filename and override_linenum.
2635 * doc/extend.texi: Document __attribute__((__artificial__)).
2636 * config/i386/emmintrin.h: Add __artificial__ attribute to
2637 all __always_inline__ functions.
2638 * config/i386/mmintrin.h: Likewise.
2639 * config/i386/tmmintrin.h: Likewise.
2640 * config/i386/mm3dnow.h: Likewise.
2641 * config/i386/pmmintrin.h: Likewise.
2642 * config/i386/ammintrin.h: Likewise.
2643 * config/i386/xmmintrin.h: Likewise.
2644 * config/i386/smmintrin.h: Likewise.
2645 * config/i386/bmmintrin.h: Likewise.
2646 * config/i386/mmintrin-common.h: Likewise.
2649 * expr.c (expand_constructor): New function.
2650 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2651 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2654 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2656 * config/mips/mips.c (dump_constants_1): Generalize to include
2657 fractional and accumulator modes.
2659 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2661 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2662 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2664 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2665 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2667 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2669 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2671 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2672 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2674 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2675 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2676 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2678 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2680 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2681 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2682 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2684 2007-09-22 Jason Merrill <jason@redhat.com>
2687 * attribs.c (lookup_attribute_spec): Split out...
2688 (decl_attributes): From here.
2689 * tree.h: Declare it.
2691 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2693 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2695 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2697 * tree-inline.c (remap_type_1): Correctly chain variants.
2699 2007-09-22 Richard Guenther <rguenther@suse.de>
2701 PR tree-optimization/33146
2702 * fold-const.c (fold_binary): Use the original tree
2704 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2705 also changes "sign".
2707 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2710 * except.c (finish_eh_generation): Call commit_edge_insertions if
2711 there are insns queued on the entry edge.
2712 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2715 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2717 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2719 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2721 * gcc/config/i386/i386.c: Delete trailing whitespace.
2722 * gcc/config/i386/i386.h: Ditto.
2723 * gcc/config/i386/bmmintrin.h: Ditto.
2724 * gcc/config/i386/sync.md: Ditto.
2725 * gcc/config/i386/ppro.md: Ditto.
2726 * gcc/config/i386/mmx.md: Ditto.
2727 * gcc/config/i386/constraints.md: Ditto.
2728 * gcc/config/i386/sse.md: Ditto.
2729 * gcc/config/i386/athlon.md: Ditto.
2730 * gcc/config/i386/i386.md: Ditto.
2732 2007-09-21 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/33508
2735 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2736 quadratic loop by keeping a bitmap of variables we have
2737 to clobber all subvariables for.
2738 (set_initial_properties): Likewise.
2740 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2742 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2744 2007-09-20 Nigel Stephens <nigel@mips.com>
2745 Chao-ying Fu <fu@mips.com>
2747 * c-decl.c (finish_declspecs): When _Sat is used without
2748 _Fract or _Accum, set the default type to cts_fract.
2749 This avoids a warning of "type defaults to int".
2751 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2753 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2754 bit-fields wider than one bit.
2756 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2759 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2761 * dbxout.c (dbxout_type): Likewise.
2765 * gimplify.c (gimplify_vla_decl): New function.
2766 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2768 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2770 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2772 * doc/invoke.texi (-minterlink-mips16): Document.
2773 * config/mips/mips.opt (minterlink-mips16): New option.
2774 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2777 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2779 * doc/extend.texi (Attribute Syntax): Remove old speculative
2782 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2784 * combine.c: Include cgraph.h.
2785 (setup_incoming_promotions): Rework to allow more aggressive
2786 elimination of sign extensions when all call sites of the
2787 current function are known to lie within the current unit.
2789 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2791 * dse.c (find_shift_sequence): No-op rework of control flow.
2793 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2795 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2796 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2798 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2800 * cfgexpand.c (dump_stack_var_partition): Use the correct
2801 index for the offset.
2803 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2805 * config/mips/sde.h: Switch to GPLv3.
2807 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2809 * tree-sra.c (decide_block_copy): Decide if there are groups.
2811 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2813 * config/m68k/m68k.c (output_move_himode): Remove jump table
2815 config/m68k/m68k.md (lea): Likewise.
2816 * config/m68k/m68k.c (print_operand_address): Use simple pc
2817 relative addressing.
2819 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2821 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2822 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2824 (asm_insn_count): Pass template as second argument to it.
2825 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2826 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2827 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2828 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2829 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2830 (sh_insn_length_adjustment): Pass template as second argument to it.
2831 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2833 * config/bfin/bfin.md (define_asm_attributes): New.
2835 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2837 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2839 * config/bfin/print-sysroot-suffix.sh: New.
2840 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2841 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2842 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2843 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2844 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2845 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2846 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2847 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2848 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2849 (linux-sysroot-suffix.h): New target.
2850 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2851 (mspecld-anomaly): Likewise.
2852 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2853 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2854 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2855 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2856 (bfin_si_revision): Declare.
2857 (bfin_workarounds): Declare.
2858 (WA_SPECULATIVE_LOADS): Define.
2859 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2860 (WA_SPECULATIVE_SYNCS): Define.
2861 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2862 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2863 (LIB_SPEC): Add %s to the linker scripts.
2864 Use proper linker script for bf522, bf525, bf527,
2865 bf538, bf539, bf542, bf544, bf548, and bf549.
2866 * config/bfin/bfin.c (bfin_si_revision): Define.
2867 (bfin_workarounds): Define.
2868 (struct bfin_cpu): New.
2870 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2871 (override_options): Set bfin_workarounds.
2872 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2873 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2874 ENABLE_WA_SPECULATIVE_LOADS.
2875 (bfin_reorg): Likewise.
2876 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2877 macros for bf522, bf525, bf527, bf538, bf539,
2878 bf542, bf544, bf548, and bf549.
2879 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2880 Don't define __ID_SHARED_LIB__ when -msep-data.
2881 (TARGET_DEFAULT): Define as 0.
2882 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2883 * doc/invoke.texi (Blackfin Options): Document silicon
2884 revision part of -mcpu option and it now accepts bf522, bf525,
2885 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2887 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2889 * alias.c (memory_modified_1): Deconstify.
2890 (memory_modified_in_insn_p): Don't use const_note_stores.
2891 * rtl.h (const_note_stores): Delete.
2892 * rtlanal.c (const_note_stores): Likewise.
2894 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2896 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2899 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2903 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2904 (addsi_small_int): Likewise.
2905 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2906 (one_cmplsi2): Likewise.
2908 (enter_func): Expand insn using hard_frame_pointer_rtx and
2911 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2912 hard_frame_pointer_rtx instead of using REGNO() check.
2913 Properly sign extend GEN_INT() argument.
2915 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2917 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2919 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2920 alternatives with just jcc.
2921 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2922 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2923 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2924 dbge_hi, dbge_si): Likewise.
2926 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2928 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2929 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2930 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2931 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2932 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2934 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2936 * config/m68k/m68k-devices.def (51qe): New device.
2937 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2938 to all uses of FL_FOR_isa_c for compatibility.
2939 (all_microarchs): Add cfv1 microarchitecture.
2940 (m68k_handle_option): Handle m51qe option.
2941 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2942 (TUNE_CFV1): New macro.
2943 (enum uarch_type): Add ucfv1.
2944 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2946 2007-09-18 Richard Guenther <rguenther@suse.de>
2948 PR tree-optimization/31863
2949 * tree-ssa-structalias.c (create_variable_info_for): Always
2950 free the fieldstack.
2952 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2954 * opts.c (decode_options): Enable vectorization under -O3.
2956 2007-09-18 Richard Guenther <rguenther@suse.de>
2958 PR tree-optimization/33340
2959 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2960 SSA_NAMEs that occur in abnormal PHI nodes.
2962 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2964 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2965 Don't use const_get_call_expr_in.
2966 * tree-gimple.c (const_get_call_expr_in): Delete.
2967 * tree-gimple.h (const_get_call_expr_in): Likewise.
2969 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2971 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2972 not yet have a basic block.
2973 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2975 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2977 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2978 to both ".section"s.
2980 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2982 * config/mips/mips.c (mips_output_mi_thunk): Use
2983 mips_function_ok_for_sibcall and const_call_insn_operand
2984 to determine if a direct sibcall is allowed. Use
2985 mips_classify_symbol to determine a global pointer is needed.
2987 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2989 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2991 2007-09-17 Chao-ying Fu <fu@mips.com>
2992 Nigel Stephens <nigel@mips.com>
2994 * config/fixed-bit.h: New file.
2995 * config/fixed-bit.c: New file.
2996 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2998 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3000 * c-format.h (format_kind_info): Add alloc_char field.
3001 * c-format.c (scanf_flag_specs): Add 'm'.
3002 (scanf_flag_pairs): Add 'a', 'm' pair.
3003 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3004 (format_types_orig): Add alloc_char fields.
3005 (check_format_info_main): Rename aflag to alloc_flag.
3006 Handle fki->alloc_char. modifier after width and before length
3007 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3008 length modifiers as well.
3009 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3012 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3013 returned by build_call_expr.
3015 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3017 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3018 NULL for variable-sized records too.
3019 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3021 2007-09-17 Tom Tromey <tromey@redhat.com>
3023 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3024 (c_builtin_function): Likewise.
3025 (grokdeclarator): Likewise.
3027 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3029 PR rtl-optimization/26449
3030 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3031 (seq_insns_valid_p): Removed.
3033 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3035 * tree-nomudflap.c (gate_mudflap): New static function.
3036 (pass_mudflap_1): Use it as gate function.
3037 (pass_mudflap_2): Likewise.
3039 2007-09-17 Jan Hubicka <jh@suse.cz>
3043 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3045 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3047 PR tree-optimization/33319
3048 * tree-vect-analyze.c (vect_same_range_drs): New.
3049 (vect_vfa_range_equal): New.
3050 (vect_is_duplicate_ddr): Removed.
3051 (vect_mark_for_runtime_alias_test): Do not perform marking when
3052 optimizing for size or max_param for alias checking is zero.
3053 Move the function before vect_analyze_data_ref_dependence.
3054 (vect_analyze_data_ref_dependence): Add call to
3055 vect_mark_for_runtime_alias_test in two cases when dependence
3057 (vect_analyze_data_ref_dependences): Do not call to
3058 vect_mark_for_runtime_alias_test.
3059 (vect_prune_runtime_alias_test_list): New.
3060 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3061 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3062 Update vec_outside_cost.
3063 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3064 (vect_create_cond_for_alias_checks): Build the base address of data
3065 reference from DR_GROUP_FIRST_DR.
3066 (vect_loop_versioning): New.
3067 (vect_transform_loop): Add a call to vect_loop_versioning.
3068 Remove factored out code.
3070 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3073 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3076 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3078 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3079 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3080 Fix the call to insn_rtx_cost. Skip access sizes that require a
3081 real truncation of the store register. Use convert_move instead
3082 of gen_lowpart when narrowing the result.
3083 (replace_read): Use convert_move instead of gen_lowpart when
3084 narrowing the store rhs.
3086 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3088 * config/mips/mips.md (SHORT): Fix long line.
3089 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3090 to QImode and HImode.
3092 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3094 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3096 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3098 * tree-parloops.c: New file.
3099 * tree-ssa-operands.h (free_stmt_operands): Declare.
3100 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3102 * tree-pass.h (pass_parallelize_loops): Declare.
3103 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3105 (build_omp_regions_1): Allow analysing just a single OMP region and
3107 ( build_omp_regions_root, omp_expand_local): New functions.
3108 (build_omp_regions): Add argument to build_omp_regions_1 call.
3109 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3110 autoparallelization is run.
3111 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3112 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3113 pass_parallelize_loops): New.
3114 * common.opt (ftree-parallelize-loops): New.
3115 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3116 parallelize_loops): Declare.
3117 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3118 * Makefile.in (tree-parloops.o): Added.
3119 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3121 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3122 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3123 one extra edge as well.
3124 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3125 Use VEC_free to free doms vector.
3126 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3127 operands. Recompute operand caches in the new function.
3128 (move_sese_region_to_fn): Update loop info.
3129 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3130 * tree-ssa-operands.c (free_stmt_operands): New function.
3132 * doc/passes.texi: Document autoparallelization.
3133 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3135 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3138 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3141 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3143 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3144 the VEC is not NULL.
3145 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3146 get_vectype_for_scalar_type succeeded.
3147 (vectorizable_conversion): Likewise.
3149 2007-09-14 Jan Hubicka <jh@suse.cz>
3151 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3154 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3157 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3158 register when operands[2] equals operands[1].
3159 (remainderxf3): Ditto.
3161 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3162 Nigel Stephens <nigel@mips.com>
3164 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3165 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3166 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3168 (_Unwind_ForcedUnwind): Likewise.
3169 (_Unwind_Resume): Likewise.
3170 (_Unwind_Resume_or_Rethrow): Likewise.
3171 (_Unwind_Backtrace): Likewise.
3172 (_Unwind_SjLj_RaiseException): Likewise.
3173 (_Unwind_SjLj_ForcedUnwind): Likewise.
3174 (_Unwind_SjLj_Resume): Likewise.
3175 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3176 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3178 (_Unwind_ForcedUnwind): Likewise.
3179 (_Unwind_Resume): Likewise.
3180 (_Unwind_Resume_or_Rethrow): Likewise.
3181 (_Unwind_Backtrace): Likewise.
3182 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3183 (_Unwind_ForcedUnwind): Likewise.
3184 (_Unwind_RaiseException): Likewise.
3185 (_Unwind_Resume): Likewise.
3186 (_Unwind_Resume_or_Rethrow): Likewise.
3188 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3189 nomips16 mode when IN_LIBGCC2 with hard float.
3191 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3193 * config/mips/sdemtk.opt: Update to GPLv3.
3194 * config/mips/sdemtk.h: Likewise.
3196 2007-09-14 Nigel Stephens <nigel@mips.com>
3198 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3199 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3200 for mipsisa32-*-linux*.
3202 2007-09-14 Nigel Stephens <nigel@mips.com>
3203 David Ung <davidu@mips.com>
3204 Thiemo Seufer <ths@mips.com>
3205 Richard Sandiford <richard@codesourcery.com>
3207 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3208 * configure.ac: Add a mipssde threading type.
3209 * configure: Regenerate.
3210 * config/mips/sdemtk.h: New file.
3211 * config/mips/t-sdemtk: Likewise.
3212 * config/mips/sdemtk.opt: Likewise.
3213 * gthr-mipssde.h: Likewise.
3214 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3215 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3216 (MIPS_ICACHE_SYNC): New macro, split from ...
3217 * config/mips/mips.md (clear_cache): ...here.
3218 * config/mips/mips.c (mips_save_reg_p): Check
3219 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3220 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3221 (build_mips16_call_stub): Likewise.
3223 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3225 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3227 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3230 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3231 current_frame_info.n_local_regs. Don't return emitted local
3233 (ia64_compute_frame_size): Improve unwind hack to put
3234 RP, PFS, FP in that order by allowing some of the registers
3235 been already emitted, as long as they are emitted to the
3238 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3240 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3241 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3242 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3244 2007-09-13 Eric Christopher <echristo@apple.com>
3245 Kenneth Zadeck <zadeck@naturalbridge.com>
3247 * dse.c (find_shift_sequence): New function.
3248 (replace_read): Add case to remove read if it requires shift.
3249 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3251 2007-09-13 Tom Tromey <tromey@redhat.com>
3253 * c-common.c (fname_as_string): Update.
3254 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3255 (c_lex_one_token): Update. Add 'parser' argument.
3256 (c_parser_simple_asm_expr): Update.
3257 (c_parser_attributes): Update.
3258 (c_parser_asm_statement): Update.
3259 (c_parser_asm_operands): Update.
3260 (c_parser_peek_token): Update.
3261 (c_parser_peek_2nd_token): Update.
3262 * c-lex.c (c_lex_string_translate): Remove.
3263 (c_lex_return_raw_strings): Likewise.
3264 (c_lex_with_flags): Added 'lex_flags' argument.
3265 (lex_string): Added 'translate' argument.
3266 * c-pragma.h (c_lex_with_flags): Update.
3267 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3268 (C_LEX_STRING_NO_TRANSLATE): New define.
3269 (C_LEX_RAW_STRINGS): Likewise.
3271 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3274 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3275 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3276 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3277 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3278 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3279 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3280 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3281 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3282 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3283 (bdesc_1arg): Add __builtin_bfin_ones.
3284 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3285 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3286 and __builtin_bfin_csqu_fr16.
3287 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3288 (ones): New define_insn.
3289 (ssaddhi3_parts): New define_insn.
3290 (sssubhi3_parts): New define_insn.
3291 (flag_mulhi_parts): New define_insn.
3293 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3295 * common.opt (femit-class-debug-always): Turn off by default.
3297 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3299 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3300 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3302 2007-09-13 James E. Wilson <wilson@specifix.com>
3304 PR tree-optimization/33389
3305 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3306 then set build_loads before returning.
3308 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3309 David Ung <davidu@mips.com>
3311 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3312 {d}addiu and a negative immediate such that it works with MIPS16
3315 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3318 * configure.ac (ld_vers): Support Linux linker.
3319 * configure: Regenerated.
3321 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3322 Sandra Loosemore <sandra@codesourcery.com>
3324 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3325 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3326 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3327 nomips16 into decl attributes.
3328 (TARGET_INSERT_ATTRIBUTES): Override.
3329 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3330 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3331 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3332 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3333 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3334 (mips_use_mips16_mode_p): Reimplement as a function that takes
3335 a decl and considers only decl attributes. If the decl is nested
3336 function, use its parent attributes.
3337 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3338 instead of SYMBOL_REF_MIPS16_FUNC_P.
3339 (mips_set_mips16_mode): Move call to sorry here from old
3340 mips_use_mips16_mode_p.
3341 (mflip_mips16_entry): New structure.
3342 (mflip_mips16_htab): New variable.
3343 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3344 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3345 (mips_merge_decl_attributes): New function.
3346 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3347 Use mips_use_mips16_mode_p.
3348 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3349 SYMBOL_REF_MIPS16_FUNC_P.
3350 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3352 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3354 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3356 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3359 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3361 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3362 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3363 Tony Linthicum <tony.linthicum@amd.com>
3365 * tree.h (function_args_iterator): New type to iterate over
3367 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3368 function arguments providing a pointer to the argument.
3369 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3370 function arguments providing the argument.
3371 (function_args_iter_init): Inline function to initialize
3372 function_args_iterator.
3373 (function_args_iter_cond_ptr): Inline function to return the next
3374 pointer to hold the argument.
3375 (function_args_iter_cond): Inline function to return the next
3377 (function_args_iter_cond_next): Advance the function args
3379 (stdarg_p): New function, return true if variable argument
3381 (prototype_p): New function, return true if function is
3383 (function_args_count): New function, count the number of arguments
3386 * tree.c (stdarg_p): New function, return true if variable
3388 (prototype_p): New function, return true if function is
3391 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3392 (TARGET_ROUND): New macro for the round/ptest instructions which
3393 are shared between SSE4.1 and SSE5.
3394 (OPTION_MASK_ISA_ROUND): Ditto.
3395 (OPTION_ISA_ROUND): Ditto.
3396 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3397 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3399 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3400 (-mfused-madd): New switch to give users control over whether the
3401 compiler optimizes to use the multiply/add SSE5 instructions.
3403 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3404 m_ATHLON_K8_AMDFAM10, and change all uses.
3405 (enum pta_flags): Add PTA_SSE5.
3406 (ix86_handle_option): Turn off 3dnow if -msse5.
3407 (override_options): Add SSE5 support.
3408 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3410 (ix86_expand_sse_movcc): Add SSE5 support.
3411 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3412 vector type to the next largest size.
3413 (ix86_expand_sse5_pack): New function to use pperm to pack a
3414 vector type to the next smallest size.
3415 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3416 (IX86_BUILTIN_FMADDSD): Ditto.
3417 (IX86_BUILTIN_FMADDPS): Ditto.
3418 (IX86_BUILTIN_FMADDPD): Ditto.
3419 (IX86_BUILTIN_FMSUBSS): Ditto.
3420 (IX86_BUILTIN_FMSUBSD): Ditto.
3421 (IX86_BUILTIN_FMSUBPS): Ditto.
3422 (IX86_BUILTIN_FMSUBPD): Ditto.
3423 (IX86_BUILTIN_FNMADDSS): Ditto.
3424 (IX86_BUILTIN_FNMADDSD): Ditto.
3425 (IX86_BUILTIN_FNMADDPS): Ditto.
3426 (IX86_BUILTIN_FNMADDPD): Ditto.
3427 (IX86_BUILTIN_FNMSUBSS): Ditto.
3428 (IX86_BUILTIN_FNMSUBSD): Ditto.
3429 (IX86_BUILTIN_FNMSUBPS): Ditto.
3430 (IX86_BUILTIN_FNMSUBPD): Ditto.
3431 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3432 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3433 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3434 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3435 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3436 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3437 (IX86_BUILTIN_PPERM): Ditto.
3438 (IX86_BUILTIN_PERMPS): Ditto.
3439 (IX86_BUILTIN_PERMPD): Ditto.
3440 (IX86_BUILTIN_PMACSSWW): Ditto.
3441 (IX86_BUILTIN_PMACSWW): Ditto.
3442 (IX86_BUILTIN_PMACSSWD): Ditto.
3443 (IX86_BUILTIN_PMACSWD): Ditto.
3444 (IX86_BUILTIN_PMACSSDD): Ditto.
3445 (IX86_BUILTIN_PMACSDD): Ditto.
3446 (IX86_BUILTIN_PMACSSDQL): Ditto.
3447 (IX86_BUILTIN_PMACSSDQH): Ditto.
3448 (IX86_BUILTIN_PMACSDQL): Ditto.
3449 (IX86_BUILTIN_PMACSDQH): Ditto.
3450 (IX86_BUILTIN_PMADCSSWD): Ditto.
3451 (IX86_BUILTIN_PMADCSWD): Ditto.
3452 (IX86_BUILTIN_PHADDBW): Ditto.
3453 (IX86_BUILTIN_PHADDBD): Ditto.
3454 (IX86_BUILTIN_PHADDBQ): Ditto.
3455 (IX86_BUILTIN_PHADDWD): Ditto.
3456 (IX86_BUILTIN_PHADDWQ): Ditto.
3457 (IX86_BUILTIN_PHADDDQ): Ditto.
3458 (IX86_BUILTIN_PHADDUBW): Ditto.
3459 (IX86_BUILTIN_PHADDUBD): Ditto.
3460 (IX86_BUILTIN_PHADDUBQ): Ditto.
3461 (IX86_BUILTIN_PHADDUWD): Ditto.
3462 (IX86_BUILTIN_PHADDUWQ): Ditto.
3463 (IX86_BUILTIN_PHADDUDQ): Ditto.
3464 (IX86_BUILTIN_PHSUBBW): Ditto.
3465 (IX86_BUILTIN_PHSUBWD): Ditto.
3466 (IX86_BUILTIN_PHSUBDQ): Ditto.
3467 (IX86_BUILTIN_PROTB): Ditto.
3468 (IX86_BUILTIN_PROTW): Ditto.
3469 (IX86_BUILTIN_PROTD): Ditto.
3470 (IX86_BUILTIN_PROTQ): Ditto.
3471 (IX86_BUILTIN_PROTB_IMM): Ditto.
3472 (IX86_BUILTIN_PROTW_IMM): Ditto.
3473 (IX86_BUILTIN_PROTD_IMM): Ditto.
3474 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3475 (IX86_BUILTIN_PSHLB): Ditto.
3476 (IX86_BUILTIN_PSHLW): Ditto.
3477 (IX86_BUILTIN_PSHLD): Ditto.
3478 (IX86_BUILTIN_PSHLQ): Ditto.
3479 (IX86_BUILTIN_PSHAB): Ditto.
3480 (IX86_BUILTIN_PSHAW): Ditto.
3481 (IX86_BUILTIN_PSHAD): Ditto.
3482 (IX86_BUILTIN_PSHAQ): Ditto.
3483 (IX86_BUILTIN_FRCZSS): Ditto.
3484 (IX86_BUILTIN_FRCZSD): Ditto.
3485 (IX86_BUILTIN_FRCZPS): Ditto.
3486 (IX86_BUILTIN_FRCZPD): Ditto.
3487 (IX86_BUILTIN_CVTPH2PS): Ditto.
3488 (IX86_BUILTIN_CVTPS2PH): Ditto.
3489 (IX86_BUILTIN_COMEQSS): Ditto.
3490 (IX86_BUILTIN_COMNESS): Ditto.
3491 (IX86_BUILTIN_COMLTSS): Ditto.
3492 (IX86_BUILTIN_COMLESS): Ditto.
3493 (IX86_BUILTIN_COMGTSS): Ditto.
3494 (IX86_BUILTIN_COMGESS): Ditto.
3495 (IX86_BUILTIN_COMUEQSS): Ditto.
3496 (IX86_BUILTIN_COMUNESS): Ditto.
3497 (IX86_BUILTIN_COMULTSS): Ditto.
3498 (IX86_BUILTIN_COMULESS): Ditto.
3499 (IX86_BUILTIN_COMUGTSS): Ditto.
3500 (IX86_BUILTIN_COMUGESS): Ditto.
3501 (IX86_BUILTIN_COMORDSS): Ditto.
3502 (IX86_BUILTIN_COMUNORDSS): Ditto.
3503 (IX86_BUILTIN_COMFALSESS): Ditto.
3504 (IX86_BUILTIN_COMTRUESS): Ditto.
3505 (IX86_BUILTIN_COMEQSD): Ditto.
3506 (IX86_BUILTIN_COMNESD): Ditto.
3507 (IX86_BUILTIN_COMLTSD): Ditto.
3508 (IX86_BUILTIN_COMLESD): Ditto.
3509 (IX86_BUILTIN_COMGTSD): Ditto.
3510 (IX86_BUILTIN_COMGESD): Ditto.
3511 (IX86_BUILTIN_COMUEQSD): Ditto.
3512 (IX86_BUILTIN_COMUNESD): Ditto.
3513 (IX86_BUILTIN_COMULTSD): Ditto.
3514 (IX86_BUILTIN_COMULESD): Ditto.
3515 (IX86_BUILTIN_COMUGTSD): Ditto.
3516 (IX86_BUILTIN_COMUGESD): Ditto.
3517 (IX86_BUILTIN_COMORDSD): Ditto.
3518 (IX86_BUILTIN_COMUNORDSD): Ditto.
3519 (IX86_BUILTIN_COMFALSESD): Ditto.
3520 (IX86_BUILTIN_COMTRUESD): Ditto.
3521 (IX86_BUILTIN_COMEQPS): Ditto.
3522 (IX86_BUILTIN_COMNEPS): Ditto.
3523 (IX86_BUILTIN_COMLTPS): Ditto.
3524 (IX86_BUILTIN_COMLEPS): Ditto.
3525 (IX86_BUILTIN_COMGTPS): Ditto.
3526 (IX86_BUILTIN_COMGEPS): Ditto.
3527 (IX86_BUILTIN_COMUEQPS): Ditto.
3528 (IX86_BUILTIN_COMUNEPS): Ditto.
3529 (IX86_BUILTIN_COMULTPS): Ditto.
3530 (IX86_BUILTIN_COMULEPS): Ditto.
3531 (IX86_BUILTIN_COMUGTPS): Ditto.
3532 (IX86_BUILTIN_COMUGEPS): Ditto.
3533 (IX86_BUILTIN_COMORDPS): Ditto.
3534 (IX86_BUILTIN_COMUNORDPS): Ditto.
3535 (IX86_BUILTIN_COMFALSEPS): Ditto.
3536 (IX86_BUILTIN_COMTRUEPS): Ditto.
3537 (IX86_BUILTIN_COMEQPD): Ditto.
3538 (IX86_BUILTIN_COMNEPD): Ditto.
3539 (IX86_BUILTIN_COMLTPD): Ditto.
3540 (IX86_BUILTIN_COMLEPD): Ditto.
3541 (IX86_BUILTIN_COMGTPD): Ditto.
3542 (IX86_BUILTIN_COMGEPD): Ditto.
3543 (IX86_BUILTIN_COMUEQPD): Ditto.
3544 (IX86_BUILTIN_COMUNEPD): Ditto.
3545 (IX86_BUILTIN_COMULTPD): Ditto.
3546 (IX86_BUILTIN_COMULEPD): Ditto.
3547 (IX86_BUILTIN_COMUGTPD): Ditto.
3548 (IX86_BUILTIN_COMUGEPD): Ditto.
3549 (IX86_BUILTIN_COMORDPD): Ditto.
3550 (IX86_BUILTIN_COMUNORDPD): Ditto.
3551 (IX86_BUILTIN_COMFALSEPD): Ditto.
3552 (IX86_BUILTIN_COMTRUEPD): Ditto.
3553 (IX86_BUILTIN_PCOMEQUB): Ditto.
3554 (IX86_BUILTIN_PCOMNEUB): Ditto.
3555 (IX86_BUILTIN_PCOMLTUB): Ditto.
3556 (IX86_BUILTIN_PCOMLEUB): Ditto.
3557 (IX86_BUILTIN_PCOMGTUB): Ditto.
3558 (IX86_BUILTIN_PCOMGEUB): Ditto.
3559 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3560 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3561 (IX86_BUILTIN_PCOMEQUW): Ditto.
3562 (IX86_BUILTIN_PCOMNEUW): Ditto.
3563 (IX86_BUILTIN_PCOMLTUW): Ditto.
3564 (IX86_BUILTIN_PCOMLEUW): Ditto.
3565 (IX86_BUILTIN_PCOMGTUW): Ditto.
3566 (IX86_BUILTIN_PCOMGEUW): Ditto.
3567 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3568 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3569 (IX86_BUILTIN_PCOMEQUD): Ditto.
3570 (IX86_BUILTIN_PCOMNEUD): Ditto.
3571 (IX86_BUILTIN_PCOMLTUD): Ditto.
3572 (IX86_BUILTIN_PCOMLEUD): Ditto.
3573 (IX86_BUILTIN_PCOMGTUD): Ditto.
3574 (IX86_BUILTIN_PCOMGEUD): Ditto.
3575 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3576 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3577 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3578 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3579 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3580 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3581 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3582 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3583 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3584 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3585 (IX86_BUILTIN_PCOMEQB): Ditto.
3586 (IX86_BUILTIN_PCOMNEB): Ditto.
3587 (IX86_BUILTIN_PCOMLTB): Ditto.
3588 (IX86_BUILTIN_PCOMLEB): Ditto.
3589 (IX86_BUILTIN_PCOMGTB): Ditto.
3590 (IX86_BUILTIN_PCOMGEB): Ditto.
3591 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3592 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3593 (IX86_BUILTIN_PCOMEQW): Ditto.
3594 (IX86_BUILTIN_PCOMNEW): Ditto.
3595 (IX86_BUILTIN_PCOMLTW): Ditto.
3596 (IX86_BUILTIN_PCOMLEW): Ditto.
3597 (IX86_BUILTIN_PCOMGTW): Ditto.
3598 (IX86_BUILTIN_PCOMGEW): Ditto.
3599 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3600 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3601 (IX86_BUILTIN_PCOMEQD): Ditto.
3602 (IX86_BUILTIN_PCOMNED): Ditto.
3603 (IX86_BUILTIN_PCOMLTD): Ditto.
3604 (IX86_BUILTIN_PCOMLED): Ditto.
3605 (IX86_BUILTIN_PCOMGTD): Ditto.
3606 (IX86_BUILTIN_PCOMGED): Ditto.
3607 (IX86_BUILTIN_PCOMFALSED): Ditto.
3608 (IX86_BUILTIN_PCOMTRUED): Ditto.
3609 (IX86_BUILTIN_PCOMEQQ): Ditto.
3610 (IX86_BUILTIN_PCOMNEQ): Ditto.
3611 (IX86_BUILTIN_PCOMLTQ): Ditto.
3612 (IX86_BUILTIN_PCOMLEQ): Ditto.
3613 (IX86_BUILTIN_PCOMGTQ): Ditto.
3614 (IX86_BUILTIN_PCOMGEQ): Ditto.
3615 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3616 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3617 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3618 OPTION_MASK_ISA_ROUND for instructions that are shared between
3620 (bdesc_2arg): Ditto.
3621 (bdesc_sse_3arg): Ditto.
3622 (enum multi_arg_type): New enum for describing the various SSE5
3623 intrinsic argument types.
3624 (bdesc_multi_arg): New table for SSE5 intrinsics.
3625 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3626 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3628 (ix86_expand_builtin): Add SSE5 intrinsic support.
3629 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3630 operand instructions.
3631 (ix86_expand_sse5_multiple_memory): New function to split the
3632 second memory reference from SSE5 instructions.
3633 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3634 (ix86_return_pops_args): Use stdarg_p to determine if the function
3635 has variable arguments.
3636 (ix86_setup_incoming_varargs): Ditto.
3637 (x86_this_parameter): Ditto.
3639 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3641 (ix86_expand_sse5_pack): Ditto.
3642 (ix86_sse5_valid_op_p): Ditto.
3643 (ix86_expand_sse5_multiple_memory): Ditto.
3645 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3646 constant for SSE5 support.
3647 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3648 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3649 (UNSPEC_SSE5_PERMUTE): Ditto.
3650 (UNSPEC_SSE5_ASHIFT): Ditto.
3651 (UNSPEC_SSE5_LSHIFT): Ditto.
3652 (UNSPEC_FRCZ): Ditto.
3653 (UNSPEC_CVTPH2PS): Ditto.
3654 (UNSPEC_CVTPS2PH): Ditto.
3655 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3657 (COM_FALSE_S): Ditto.
3658 (COM_FALSE_P): Ditto.
3659 (COM_TRUE_S): Ditto.
3660 (COM_TRUE_P): Ditto.
3661 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3662 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3664 (memory attribute): Ditto.
3665 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3666 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3667 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3668 (floor<mode>2): Ditto.
3669 (ceil<mode>2): Ditto.
3670 (btrunc<mode>2): Ditto.
3671 (nearbyintdf2): Ditto.
3672 (nearbyintsf2): Ditto.
3673 (sse_setccsf): Disable if SSE5.
3674 (sse_setccdf): Ditto.
3675 (sse5_setcc<mode>): New support for SSE5 conditional move.
3676 (sse5_pcmov_<mode>): Ditto.
3678 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3680 (SSEMODEF2P): Ditto.
3681 (ssemodesuffixf4): New mode attribute for SSE5.
3682 (ssemodesuffixf2s): Ditto.
3683 (ssemodesuffixf2c): Ditto.
3684 (sserotatemax): Ditto.
3685 (ssescalarmode): Ditto.
3686 (sse_maskcmpv4sf3): Disable if SSE5.
3687 (sse_maskcmpv2df3): Ditto.
3688 (sse_vmmaskcmpv4sf3): Ditto.
3689 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3691 (sse5_vmfmadd<mode>4): Ditto.
3692 (sse5_fmsub<mode>4): Ditto.
3693 (sse5_vmfmsub<mode>4): Ditto.
3694 (sse5_fnmadd<mode>4): Ditto.
3695 (sse5_vmfnmadd<mode>4): Ditto.
3696 (sse5_fnmsub<mode>4): Ditto.
3697 (sse5_vmfnmsub<mode>4): Ditto.
3698 (sse5i_fmadd<mode>4): Ditto.
3699 (sse5i_fmsub<mode>4): Ditto.
3700 (sse5i_fnmadd<mode>4): Ditto.
3701 (sse5i_fnmsub<mode>4): Ditto.
3702 (sse5i_vmfmadd<mode>4): Ditto.
3703 (sse5i_vmfmsub<mode>4): Ditto.
3704 (sse5i_vmfnmadd<mode>4): Ditto.
3705 (sse5i_vmfnmsub<mode>4): Ditto.
3706 (mulv16qi3): Add SSE5 support.
3708 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3709 (sse2_mulv4si3): Disable if SSE5.
3710 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3711 (sse4_1_roundps): Ditto.
3712 (sse4_1_roundsd): Ditto.
3713 (sse4_1_roundss): Ditto.
3714 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3716 (sse_maskcmpsf3): Ditto.
3717 (sse_vmmaskcmpv4sf3): Ditto.
3718 (sse2_maskcmpv2df3): Ditto.
3719 (sse2_maskcmpdf3): Ditto.
3720 (sse2_vmmaskcmpv2df3): Ditto.
3721 (sse2_eq<mode>3): Ditto.
3722 (sse2_gt<mode>3): Ditto.
3723 (sse5_pcmov_<mode>): Add SSE5 support.
3724 (vec_unpacku_hi_v16qi): Ditto.
3725 (vec_unpacks_hi_v16qi): Ditto.
3726 (vec_unpacku_lo_v16qi): Ditto.
3727 (vec_unpacks_lo_v16qi): Ditto.
3728 (vec_unpacku_hi_v8hi): Ditto.
3729 (vec_unpacks_hi_v8hi): Ditto.
3730 (vec_unpacku_lo_v8hi): Ditto.
3731 (vec_unpacks_lo_v8hi): Ditto.
3732 (vec_unpacku_hi_v4si): Ditto.
3733 (vec_unpacks_hi_v4si): Ditto.
3734 (vec_unpacku_lo_v4si): Ditto.
3735 (vec_unpacks_lo_v4si): Ditto.
3736 (sse5_pmacsww): New SSE5 intrinsic insn.
3737 (sse5_pmacssww): Ditto.
3738 (sse5_pmacsdd): Ditto.
3739 (sse5_pmacssdd): Ditto.
3740 (sse5_pmacssdql): Ditto.
3741 (sse5_pmacssdqh): Ditto.
3742 (sse5_pmacsdqh): Ditto.
3743 (sse5_pmacsswd): Ditto.
3744 (sse5_pmacswd): Ditto.
3745 (sse5_pmadcsswd): Ditto.
3746 (sse5_pmadcswd): Ditto.
3747 (sse5_pcmov_<move>): Conditional move support on SSE5.
3748 (sse5_phaddbw): New SSE5 intrinsic insn.
3749 (sse5_phaddbd): Ditto.
3750 (sse5_phaddbq): Ditto.
3751 (sse5_phaddwd): Ditto.
3752 (sse5_phaddwq): Ditto.
3753 (sse5_phadddq): Ditto.
3754 (sse5_phaddubw): Ditto.
3755 (sse5_phaddubd): Ditto.
3756 (sse5_phaddubq): Ditto.
3757 (sse5_phadduwd): Ditto.
3758 (sse5_phadduwq): Ditto.
3759 (sse5_phaddudq): Ditto.
3760 (sse5_phsubbw): Ditto.
3761 (sse5_phsubwd): Ditto.
3762 (sse5_phsubdq): Ditto.
3763 (sse5_pperm): Ditto.
3764 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3765 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3766 (sse5_pperm_sign_v8hi_v4si): Ditto.
3767 (sse5_pperm_zero_v8hi_v4si): Ditto.
3768 (sse5_pperm_sign_v4si_v2di): Ditto.
3769 (sse5_pperm_sign_v4si_v2di): Ditto.
3770 (sse5_pperm_pack_v2di_v4si): Ditto.
3771 (sse5_pperm_pack_v4si_v8hi): Ditto.
3772 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3773 (sse5_perm<mode>): New SSE5 intrinsic insn.
3774 (rotl<mode>3): Ditto.
3775 (sse5_rotl<mode>3): Ditto.
3776 (sse5_ashl<mode>3): Ditto.
3777 (sse5_lshl<mode>3): Ditto.
3778 (sse5_frcz<mode>2): Ditto.
3779 (sse5s_frcz<mode>2): Ditto.
3780 (sse5_cvtph2ps): Ditto.
3781 (sse5_cvtps2ph): Ditto.
3782 (sse5_vmmaskcmp<mode>3): Ditto.
3783 (sse5_com_tf<mode>3): Ditto.
3784 (sse5_maskcmp<mode>3): Ditto.
3785 (sse5_maskcmp_uns<mode>3): Ditto.
3786 (sse5_maskcmp_uns2<mode>3): Ditto.
3787 (sse5_pcom_tf<mode>3): Ditto.
3789 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3791 (sse5_comparison_float_operator): New predicate to match the
3792 comparison operators supported by the SSE5 com instruction.
3793 (ix86_comparison_int_operator): New predicate to match just the
3794 signed int comparisons.
3795 (ix86_comparison_uns_operator): New predicate to match just the
3796 unsigned int comparisons.
3798 * doc/invoke.texi (-msse5): Add documentation.
3799 (-mfused-madd): Ditto.
3801 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3803 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3805 (x86_64-*-*): Ditto.
3807 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3809 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3810 intrinisics for SSE5.
3812 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3815 * config/i386/mmintrin-common.h: New file, to contain common
3816 instructions between SSE4.1 and SSE5.
3818 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3819 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3820 (gen_regparm_prefix): Ditto.
3822 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3823 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3824 prototype_p to determine if a function is prototyped.
3826 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3828 * config/dfp-bit.c (dfp_conversion_exception): New function.
3829 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3830 (DFP_TO_INT): Ditto.
3831 (INT_TO_DFP): Ditto.
3832 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3834 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3837 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3838 before sp restoration even when total_size is 0, but
3839 frame_pointer_needed.
3841 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3843 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3844 (xtensa_copy_incoming_a7): Use start_sequence instead of
3845 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3846 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3847 of the saveregs sequence.
3849 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3851 * c-tree.h (grokfield): Add a "tree *" argument.
3852 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3853 Chain nested decl attributes to it. Don't call decl_attributes here.
3854 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3855 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3856 (grokfield): Take a pointer to the decl's attributes and pass
3857 it to grokdeclarator.
3858 * c-parser.c (c_parser_struct_declaration): Update the calls to
3859 grokfield. Call decl_attributes for anonymous struct and union
3862 2007-09-12 Jan Hubicka <jh@suse.cz>
3864 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3866 2007-09-12 Ira Rosen <irar@il.ibm.com>
3868 PR tree-optimization/32377
3869 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3870 between positive and negative dependence distance using DDR_REVERSED_P.
3872 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3874 PR tree-optimization/33373
3875 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3876 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3878 2007-09-12 Jan Hubicka <jh@suse.cz>
3881 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3884 2007-09-12 Christian Bruel <christian.bruel@st.com>
3886 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3887 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3889 2007-09-12 Ira Rosen <irar@il.ibm.com>
3891 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3892 for oprnd1 if not required.
3893 (vectorizable_operation): Use scalar operand in SLP in case of
3894 shift with scalar argument.
3896 2007-09-12 Ira Rosen <irar@il.ibm.com>
3898 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3901 2007-09-11 James E. Wilson <wilson@specifix.com>
3903 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3904 TARGET_UNWIND_INFO is defined.
3905 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3908 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3910 * config/sh/sh.c (calc_live_regs): Use
3911 current_function_saves_all_registers instead of
3912 current_function_has_nonlocal_label.
3913 (sh_allocate_initial_value): Likewise.
3914 (sh_get_pr_initial_val): Likewise.
3915 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3916 * config/sh/sh.md (load_ra): Likewise.
3918 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3920 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3923 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3924 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3926 2007-09-12 Sa Liu <saliu@de.ibm.com>
3928 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3929 operands to DFmode GE or LE compares.
3931 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3933 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3934 REG_CLASS_NAMES): Add P0REGS.
3935 (REGNO_REG_CLASS): Return it where appropriate.
3936 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3937 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3938 * doc/md.texi (Blackfin family): Document 'q' constraints.
3940 2007-09-11 Steve Kenton <skenton@ou.edu>
3942 * pa/linux-unwind.h: Guard with inhibit_libc.
3943 * pa/hpux-unwind.h: Likewise.
3945 2007-09-11 David Daney <ddaney@avtrex.com>
3947 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3948 * doc/install.texi: Document new --with-llsc and --without-llsc
3950 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3951 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3952 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3954 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3955 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3956 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3957 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3958 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3959 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3960 * config/mips/mips.opt (mllsc): New option.
3961 * config/mips/mips.c (mips_llsc): Define variable.
3962 (mips_handle_option): Handle mllsc option.
3963 (override_options): Set mips_print_operand_punct for '|' and '-'.
3964 (print_operand): Add new %| and %- operand codes.
3965 * config/mips/mips.h (mips_llsc_setting): New enum type.
3966 (mips_llsc): Declare.
3967 (OPTION_DEFAULT_SPECS): Add llsc handling.
3968 (GENERATE_SYNC): New macro.
3969 (GENERATE_LL_SC): New macro.
3970 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3971 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3972 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3973 in %| and %- operand codes.
3975 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3977 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3978 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3980 2007-09-11 Jason Merrill <jason@redhat.com>
3983 * stor-layout.c (layout_decl): Do pack variable size fields.
3985 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3987 * config/m68k/predicates.md (movsi_const0_operand,
3988 non_symbolic_call_operand): New predicates.
3990 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3992 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3993 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3994 CW, CZ, CS, Ap and Ac.
3996 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3997 (constraints.md): New include.
3998 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3999 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4000 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4002 (pushdi): Add split.
4003 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4004 attributes. Split tstsi_internal_68020_cf from it.
4005 (tstsi_internal_68020_cf): New pattern.
4006 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4007 (tst<mode>_cf): Specify attributea.
4008 (cmpsi_cf): Name pattern. Specify attributes.
4009 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4010 (pushexthisi_const): Fix to use alternatives. Specify
4012 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4013 from it. Fix to use alternatives. Specify attributes.
4014 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4015 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4017 (movsf_cf_soft): Specify attributes.
4018 (movdf_cf_soft): Add split.
4019 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4020 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4021 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4022 (truncdfsf2_68881): Name pattern. Specify attributes.
4023 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4024 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4025 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4027 (addsi3_5200): Fix to use alternatives. Specify attributes.
4029 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4030 (subsi3): Add alternative for subq.l. Specify attributes.
4031 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4032 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4034 (umulhisi3): Specify attributes.
4035 (mulhisisi3_z): Name pattern. Specify attributes.
4036 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4037 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4038 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4039 bsetmemqi): Specify attributes.
4040 (bsetmemqi_ext): Name pattern. Specify attributes.
4041 (bclrmemqi): Specify attributes.
4042 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4043 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4045 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4046 pattern. Specify attributes.
4047 (jump): Specify attributes.
4048 (tablejump_internal): Name pattern. Specify attributes.
4049 (call_value): Split into non_symbolic_call_value,
4050 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4051 alternatives. Specify attributes.
4052 (non_symbolic_call_value, symbolic_call_value_jsr,
4053 symbolic_call_value_bsr): New patterns.
4054 (nop, return, unlink, indirect_jump): Specify attributes.
4055 (trap): Fix condition. Specify attributes.
4058 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4059 (override_options): Initialize it. Initialize m68k_sched_cpu.
4060 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4061 (const_method): Make global, rename to m68k_const_method.
4062 (const_int_cost, output_move_const_into_data_reg): Update.
4063 (output_move_double): Parametrize to emit rtl code, rename to
4065 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4066 emit_movsi): New static functions.
4067 (output_move_double): New function with semantics of old
4069 (m68k_emit_move_double): New function.
4070 (m68k_sched_cpu): New variable.
4071 (attr_op_type): New enum.
4072 (sched_guess_p): New variable.
4073 (sched_address_type, sched_operand_type, sched_attr_op_type):
4074 New static functions.
4075 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4076 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4077 (sched_branch_type): New static variable.
4078 (m68k_sched_branch_type): New function.
4079 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4080 (m68k_symbolic_call_var): Declare.
4081 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4082 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4083 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4084 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4087 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4089 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4090 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4091 error if __builtin_va_arg_pack_len () wasn't optimized out during
4093 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4094 with the number of inline's anonymous arguments.
4095 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4097 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4099 * fold-const.c (extract_muldiv_1): Do not simplify
4102 2007-09-11 Jan Hubicka <jh@suse.cz>
4104 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4105 (TARGET_INTER_UNIT_CONVERSIONS): New.
4106 * i386.md (floatsi expanders): Remove redundant check for SImode
4107 source; offload to memory when asked for.
4108 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4109 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4111 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4112 floatsidf2_mixed_memory, floatsidf2_sse_memory
4113 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4114 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4116 2007-09-11 Jan Hubicka <jh@suse.cz>
4118 * toplev.c (process_options): all frontends now do unit-at-a-time.
4119 * cgraphunit.c: update comments.
4120 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4121 * c-decl.c (finish_function): use cgraph_add_new_function.
4122 * function.c (expand_function_end): We are always unit-at-a-time.
4124 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4126 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4127 settings for MIPS16.
4128 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4130 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4132 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4133 SYMBOL_FORCE_TO_MEM constants.
4134 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4135 (mips16_rewrite_pool_refs_info): New structure.
4136 (mips16_rewrite_pool_constant): New function, split out from...
4137 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4138 mips16_rewrite_pool_refs_info structure rather than a pointer
4139 to a constant pool. Force force_to_mem_operands into memory.
4140 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4141 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4142 * config/mips/constraints.md (kf): New constraint.
4143 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4144 (*movsi_mips16): Likewise.
4146 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4147 Nigel Stephens <nigel@mips.com>
4148 David Ung <davidu@mips.com>
4150 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4151 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4152 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4153 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4154 (mips_zero_extend_cost): New functions.
4155 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4156 Use the new functions. Tweak many cost estimates, both here
4157 and in the new subroutines. Return false when the cost of the
4158 operands has not been calculated. Check for *clear_upper32.
4159 Check for floating-point multiply-add, reciprocal and rsqrt
4160 patterns. Handle comparison and rotation codes.
4162 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4164 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4166 * config/i386/i386.c (get_dllimport_decl): Don't strip
4169 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4172 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4173 declarations to top.
4174 (DFP_TO_BFP): Use for either XFmode or TFmode.
4175 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4177 * config/dfp-bit.h: Include float.h.
4178 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4179 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4180 which doesn't mean the same thing.
4181 (BFP_KIND): Use 4 to mean TFmode.
4182 (BFP_FMT): Specify the number of decimal digits based on the
4183 number of mantissa digits.
4184 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4185 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4186 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4187 (TFtype): Define if TFmode is supported.
4188 * doc/libgcc.texi (Decimal float library routines): Document
4189 TF conversion functions.
4191 2007-09-10 Chao-ying Fu <fu@mips.com>
4193 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4194 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4195 (mips_emit_compare): Process fixed-point modes.
4196 (mips_pad_arg_upward): Support fixed-point types.
4197 (override_options): Allow fixed-point modes in accumulators.
4198 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4199 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4200 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4201 (mips_scalar_mode_supported_p): New function to accept fixed-point
4202 modes if the width is not greater than two BITS_PER_WORD.
4203 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4204 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4205 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4206 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4207 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4209 ("IMODE"): New mode attribute.
4210 (mips-fixed.md): Include.
4211 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4213 * config/mips/mips-fixed.md: New file.
4215 2007-09-11 Ben Elliston <bje@au.ibm.com>
4217 * config/spu/spu.md: Formatting fixes.
4219 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4221 * config/dfp-bit.c (dfp_unary_func): Delete.
4222 (dfp_unary_op): Delete.
4223 (dfp_binary_op): Use decFloat functions instead of decNumber
4224 functions for binary operations.
4225 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4226 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4228 (dfp_compare_op): Use decFloat functions insteadof decNumber
4229 functions for comparisons.
4230 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4231 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4233 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4234 call to dxx_binary_op and decFloat function.
4235 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4236 calls to dxx_binary_op and decFloat function.
4237 * config/dfp-bit.h: Include decFloat header files.
4238 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4239 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4240 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4241 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4243 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4244 Jan Sjodin <jan.sjodin@amd.com>
4246 * tree-vect-analyze.c (vect_analyze_operations): Change
4247 comparison of loop iterations with threshold to less than
4248 or equal to instead of less than. Reduce
4249 min_scalar_loop_bound by one.
4250 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4251 Change prologue and epilogue iterations estimate to vf/2,
4252 when unknown at compile-time. Change versioning guard
4253 cost to taken_branch_cost. If peeling for alignment is
4254 unknown at compile-time, change peel guard costs to one
4255 taken branch and one not-taken branch per peeled loop.
4256 If peeling for alignment is known but number of scalar loop
4257 iterations is unknown at compile-time, change peel guard
4258 costs to one taken branch per peeled loop. Change the cost
4259 model equation to consider vector iterations as the loop
4260 iterations less the prologue and epilogue iterations.
4261 Change outside vector cost check to less than or equal to
4262 zero instead of equal to zero.
4263 (vect_do_peeling_for_loop_bound): Reduce
4264 min_scalar_loop_bound by one.
4265 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4266 TARG_COND_NOT_TAKEN_BRANCH_COST.
4267 * config/i386/i386.h (processor_costs): Add
4268 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4269 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4270 vec_align_load_cost, vect_unalign_load_cost,
4271 vec_store_cost, cond_taken_branch_cost,
4272 cond_not_taken_branch_cost.
4273 Define macros for x86 costs.
4274 * config/i386/i386.c:
4275 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4276 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4277 scalar_to_vec_cost, vec_align_load_cost,
4278 vect_unalign_load_cost, vec_store_cost,
4279 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4280 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4281 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4282 core2_cost, generic64_cost, generic32_cost): Set to default
4284 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4285 (x86_builtin_vectorization_cost): New.
4287 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4288 Ben Elliston <bje@au.ibm.com>
4290 * dfp.c: Include decimal128Local.h;
4291 (dfp_byte_swap): Remove.
4292 (encode_decimal32, decode_decimal32): Don't handle endianness.
4293 (encode_decimal64, decode_decimal64): Ditto.
4294 (encode_decimal128, decode_decimal128): Ditto.
4295 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4297 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4299 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4300 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4302 2007-09-10 David Daney <ddaney@avtrex.com>
4304 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4306 (memory_barrier): Rewrote as an insn that clobbers memory.
4308 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4310 * config/mips/mips.c (mips_global_pointer): Check
4311 call_really_used_regs instead of call_used_regs.
4312 (mips_save_reg_p): Likewise. Save all call-saved registers
4313 if current_function_saves_all_registers. Fix indentation.
4314 No longer treat $18 as a special case.
4315 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4317 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4319 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4320 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4321 the introductory comment.
4322 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4323 (override_options): Don't test for it.
4324 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4325 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4326 * config/mips/vr.h: As for config/mips/sde.h.
4328 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4329 Revital Eres <eres@il.ibm.com>
4331 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4332 (struct ddg): Define.
4333 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4334 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4335 * config/spu/spu.c: Include ddg.h.
4336 (TARGET_SCHED_SMS_RES_MII): Define.
4337 (spu_sms_res_mii): New function to calculate mii.
4338 * modulo-sched (res_MII): Use it.
4339 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4341 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4343 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4344 pool entries since they might hold values that must not be shared.
4346 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4349 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4350 Use 'N' operand constraint for op2.
4351 (lshr<mode>3): Ditto.
4352 (ashl<mode>3): Ditto.
4353 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4354 (vec_shr_<mode>): Ditto.
4355 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4356 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4358 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4360 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4361 Change mode macro in the last real_2expN parameter to uppercase.
4363 2007-09-10 Michael Matz <matz@suse.de>
4365 * tree-pass.h (pass_cselim): Declare new pass.
4366 * passes.c (init_optimization_passes): Link in pass_cselim.
4367 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4368 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4369 cond_store_replacement.
4370 (condstoretemp): New static variable.
4371 (cond_store_replacement): New function.
4372 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4373 tree_ssa_phiopt_worker.
4374 (struct name_to_bb): New.
4375 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4376 nt_init_block, nt_fini_block): New static functions.
4377 (seen_ssa_names, nontrap_set): New static variables.
4378 (gate_cselim, pass_cselim): Define new pass.
4379 * common.opt (ftree-cselim): New flag.
4380 * toplev.c (process_options): Set flag_tree_cselim if required.
4382 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4384 * simplify-rtx.c (simplify_relational_operation_1): For recent
4385 canonicalization, don't recurse if op1 equals both PLUS arguments.
4387 2007-09-09 David Daney <ddaney@avtrex.com>
4389 * optabs.c (expand_sync_operation): Use plus insn if minus
4391 (expand_sync_fetch_operation): Ditto.
4393 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4395 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4397 (*floatsisf2_sse_vector): Likewise.
4399 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4401 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4403 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4405 * config/i386/i386.h (ix86_tune_indices): Rename
4406 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4407 (TARGET_USE_VECTOR_CONVERTS): Updated.
4408 * config/i386/i386.c: Likewise.
4410 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4411 Nigel Stephens <nigel@mips.com>
4413 * doc/invoke.texi (Overall Options): Add .sx file extension
4414 as a synonym for .S.
4415 * cppspec.c (known_suffixes): Likewise.
4416 * gcc.c (default_compilers): Likewise.
4418 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4421 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4422 * simplify-rtx.c (simplify_relational_operation_1): Add the
4423 canonicalization from i386.h.
4424 * doc/md.texi (Canonicalization of Instructions): Document it.
4426 2007-09-09 Jan Hubicka <jh@suse.cz>
4427 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4429 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4430 (TARGET_USE_VECTOR_CONVERTS): New.
4431 * i386.md: New post-reload splitters for converting SF to DF and DF to
4433 (floatsi* expander): Special case vector conversions.
4434 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4435 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4436 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4437 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4438 Disable when doing vector converts.
4439 (floatsi<mode>2_i387): Disable when
4440 * sse.md (vec_dupv2df): Export.
4441 * i386.c (ix86_tune_features): Enable SSE conversions.
4443 2007-09-09 Richard Guenther <rguenther@suse.de>
4445 * tree-ssa-operands.c (add_virtual_operand): Only mark
4446 stores as has_volatile_ops if alias information is not available.
4448 2007-09-09 Revital Eres <eres@il.ibm.com>
4450 * doc/contrib.texi: Add myself.
4452 2007-09-09 Ira Rosen <irar@il.ibm.com>
4454 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4455 stmt_vinfo_set_outside_of_loop_cost): New functions.
4456 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4457 (vect_model_simple_cost): Call
4458 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4459 field instead of calling vect_get_cost_fields.
4460 (vect_model_store_cost, vect_model_load_cost): Likewise.
4462 2007-09-09 Revital Eres <eres@il.ibm.com>
4464 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4465 declaration to bdesc_paired_preds variable.
4466 (paired_expand_builtin): Likewise.
4468 2007-09-09 Revital Eres <eres@il.ibm.com>
4470 * dbgcnt.def (sms_sched_loop): New counter.
4471 * modulo-sched.c: Use sms_sched_loop instead of
4472 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4473 perform swing modulo scheduling on. Include dbgcnt.h.
4474 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4475 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4477 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4479 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4480 Substitute all uses with ...
4481 (MODEF): New mode iterator.
4483 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4484 from pre-regalloc define_insn_and_split splitter pattern.
4485 (*fix_trunc<mode>_i387_1): Ditto.
4486 (*fistdi2_1): Ditto.
4487 (*fist<mode>2_1): Ditto.
4488 (frndintxf2_floor): Ditto.
4489 (*fist<mode>2_floor_1): Ditto.
4490 (frndintxf2_ceil): Ditto.
4491 (*fist<mode>2_ceil_1): Ditto.
4492 (frndintxf2_trunc): Ditto.
4493 (frndintxf2_mask_pm): Ditto.
4495 (prologue): Use (const_int 0) as never generated filler insn.
4497 (sibcall_epilogue): Ditto.
4498 (eh_return_si): Ditto.
4499 (eh_return_di): Ditto.
4501 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4502 using MODEF mode iterator.
4503 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4504 using MODEF mode iterator.
4505 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4506 using MODEF mode iterator.
4507 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4508 Macroize expander using MODEF mode iterator.
4510 (zero_extendsidi2): Remove operand constraints from expander.
4511 (smuldi3_highpart): Ditto.
4512 (indirect_jump): Ditto.
4515 * config/i386/sse.md (storentv4sf): Ditto.
4516 (storentv2df): Ditto.
4517 (storentv2di): Ditto.
4519 (sse2_cvtpd2ps): Ditto.
4520 (vec_interleave_highv16qi): Ditto.
4521 (vec_interleave_lowv16qi): Ditto.
4522 (vec_interleave_highv8hi): Ditto.
4523 (vec_interleave_lowv8hi): Ditto.
4524 (vec_interleave_highv4si): Ditto.
4525 (vec_interleave_lowv4si): Ditto.
4526 (vec_interleave_highv2di): Ditto.
4527 (vec_interleave_lowv2di): Ditto.
4528 (sse2_maskmovdqu): Ditto.
4529 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4531 2007-09-09 Ira Rosen <irar@il.ibm.com>
4533 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4534 (struct _slp_tree, struct _slp_instance): Define new data structures
4535 along macros for their access.
4536 (struct _loop_vec_info): Define new fields: strided_stores,
4537 slp_instances, and slp_unrolling_factor along macros for their access.
4538 (enum slp_vect_type): New.
4539 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4541 (STMT_VINFO_STRIDED_ACCESS): New macro.
4542 (vect_free_slp_tree): Declare.
4543 (vectorizable_load): Add an argument of type slp_tree.
4544 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4545 vectorizable_assignment): Likewise.
4546 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4547 Declare (make extern).
4548 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4549 (new_loop_vec_info): Likewise.
4550 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4551 * tree-vect-analyze.c: Include recog.h.
4552 (vect_update_slp_costs_according_to_vf): New.
4553 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4554 functions. For not pure SLP stmts with strided access check that the
4555 group size is power of 2. Update the vectorization factor according to
4556 SLP. Call vect_update_slp_costs_according_to_vf.
4557 (vect_analyze_group_access): New.
4558 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4559 (vect_free_slp_tree): New functions.
4560 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4561 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4562 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4563 vect_detect_hybrid_slp): Likewise.
4564 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4565 and vect_detect_hybrid_slp.
4566 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4567 SLP costs into account.
4568 (vect_get_cost_fields): New function.
4569 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4571 (vect_model_store_cost, vect_model_load_cost): Likewise.
4572 (vect_get_constant_vectors): New function.
4573 (vect_get_slp_vect_defs, vect_get_slp_defs,
4574 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4575 vect_get_vec_defs): Likewise.
4576 (vectorizable_reduction): Don't handle SLP for now.
4577 (vectorizable_call): Don't handle SLP for now. Add argument to
4578 vect_model_simple_cost.
4579 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4580 get SLPed and vectorized defs). Fix indentation and spacing.
4581 (vectorizable_assignment): Handle SLP.
4582 (vectorizable_induction): Don't handle SLP for now.
4583 (vectorizable_operation): Likewise.
4584 (vectorizable_type_demotion): Add argument to
4585 vect_model_simple_cost.
4586 (vectorizable_type_promotion): Likewise.
4587 (vectorizable_store, vectorizable_load): Handle SLP.
4588 (vectorizable_condition): Don't handle SLP for now.
4589 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4590 no SLP transformation required for unsupported cases. Add SLP
4591 argument for supported cases.
4592 (vect_remove_stores): New function.
4593 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4594 (vect_transform_loop): Schedule SLP instances.
4595 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4597 2007-09-09 Andrew Haley <aph@redhat.com>
4599 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4602 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4604 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4605 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4606 Similar for what label_refs can go in the JUMP_TARGET field. Split
4607 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4608 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4609 REG_LABEL when replacing an operand with a LABEL_REF for a
4611 (subst_reloads): When replacing a LABEL_REG with a register,
4612 instead of generating a REG_LABEL note, assert that there already
4613 is one or that the label is a known target for the insn.
4614 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4615 note, check the JUMP_LABEL field. Remove "else" after return.
4616 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4617 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4618 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4619 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4620 insns. Iterate over all notes; don't assume there's only one.
4621 * cse.c (recorded_label_ref): Adjust comment to refer to
4623 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4624 insns, not just NONJUMP_INSN_P.
4625 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4626 isn't a jump target.
4627 * jump.c (rebuild_jump_labels): Adjust head comment.
4628 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4629 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4630 (mark_all_labels): For JUMP_P insns without a target, check if the
4631 the target is noted on the previous nonjump insn.
4632 (mark_jump_label_1): New function, guts from mark_jump_label.
4633 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4634 marking jump target labels.
4635 <case LABEL_REF>: Adjust for whether to generate a
4636 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4637 For 'E' format rtl, iterate in descending element order.
4638 (delete_related_insns): Handle both REG_LABEL_TARGET and
4639 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4640 reference count, delete and fallthrough. Move finding-next-
4641 non-deleted insn last in the function. Look at all INSN_P insns
4642 for REG_LABEL_OPERAND notes.
4643 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4645 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4646 JUMP_LABEL, output the INSN_UID of it.
4647 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4648 and/or REG_LABEL_TARGET.
4649 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4650 with jump.c copy by only adding notes for labels actually
4651 referenced in the insn.
4652 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4653 usage count increment; handle all INSN_P trial insns.
4654 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4656 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4657 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4658 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4660 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4661 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4662 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4663 on all INSN_P insns.
4664 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4665 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4666 REG_LABEL_OPERAND notes.
4667 * reload1.c (calculate_needs_all_insns): Adjust comments.
4668 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4669 * config/alpha/alpha.md (split for load of an address into a
4670 four-insn sequence on Unicos/Mk): Adjust to use
4672 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4674 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4677 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4678 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4679 FOR_BB_INSNS_SAFE instead of for loop.
4680 * cse.c (cse_extended_basic_block): Likewise.
4681 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4682 that the for loop does not invoke NEXT_INSN on a deleted insn.
4683 * function.c (instantiate_virtual_regs): Likewise.
4684 * lower-subreg.c (remove_retval_note): Likewise.
4685 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4687 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4689 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4690 insn, if it's a jump.
4691 (try_redirect_by_replacing_jump): New variable jump_p. Call
4692 tablejump_p before delete_insn_chain.
4693 * reload1.c (reload): New variable next. Make sure that the for
4694 loop does not invoke NEXT_INSN on a deleted insn.
4695 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4696 (delete_output_reload): New variable prev. Make sure the the for
4697 loops do not invoke PREV_INSN on a deleted insn.
4699 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4701 * pa/constraints.md: Remove 'X' from unused letters comment.
4703 2007-09-08 Richard Guenther <rguenther@suse.de>
4705 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4706 computed check stmt_ann->references_memory instead of counting
4709 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4711 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4712 validate_change() in one more case.
4714 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4716 PR tree-optimization/32283
4717 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4718 estimated_loop_iterations.
4719 (determine_use_iv_cost_condition): Decrease cost of expressions
4720 used in iv elimination.
4722 2007-09-08 Richard Guenther <rguenther@suse.de>
4724 * tree-cfg.c (verify_gimple_expr): Avoid building new
4725 pointer types, use TYPE_POINTER_TO if available instead.
4727 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4730 PR rtl-optimization/26449
4731 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4732 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4734 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4735 define_expand. Split insn in split1 pass.
4738 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4740 PR tree-optimization/33301
4741 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4744 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4746 PR tree-optimization/32183
4747 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4749 * tree-ssa-reassoc.c: Include cfgloop.h.
4750 (is_reassociable_op): Add a loop argument and return true only
4752 (linearize_expr): Updated.
4753 (should_break_up_subtract): Likewise.
4754 (linearize_expr_tree): Likewise.
4755 (init_reassoc): Call loop_optimizer_init with
4756 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4757 with CDI_DOMINATORS.
4758 (fini_reassoc): Call loop_optimizer_finalize.
4760 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4762 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4763 if there is no i-cache.
4765 2007-09-07 Richard Guenther <rguenther@suse.de>
4768 2007-09-06 Richard Guenther <rguenther@suse.de>
4770 PR tree-optimization/32586
4771 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4772 folding if nothing changed.
4773 (simplify_unary_expression): New function. Do tree combining
4774 on conversion like codes.
4775 (try_to_simplify): Call it.
4777 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4780 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4781 (__gthread_active,__gthread_start, __gthread_active_init): New.
4782 * gthr-posix95.h: Likewise.
4784 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4786 * function.h (struct function): Rename calls_unwind_init
4787 to saves_all_registers.
4788 (current_function_saves_all_registers): Renamed from
4789 current_function_calls_unwind_init.
4790 * reload1.c (reload): Set current_function_saves_all_registers.
4791 * except.c (expand_builtin_unwind_init): Likewise.
4792 * config/m68k/m68k.c (m68k_save_reg): Use
4793 current_function_saves_all_registers to save pic register.
4795 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4797 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4798 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4800 Reapply reverted changes:
4802 2007-09-06 Jan Hubicka <jh@suse.cz>
4804 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4807 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4809 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4810 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4812 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4814 * optabs.c (expand_float): Convert unsigned integer as signed only
4815 if it provides sufficient accuracy; add mode argument to real_2expN.
4816 (expand_fix): Fix comment typos; extend binary float into mode
4817 wider than destination for converion to unsigned integer; add mode
4818 argument to real_2expN.
4819 * real.c (real_2expN): Add mode argument to special-case decimal
4821 * real.h (real_2expN): Ditto.
4822 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4824 (fixed_from_string): Ditto.
4825 (fixed_to_decimal): Ditto.
4826 (fixed_convert_from_real): Ditto.
4827 (real_convert_from_fixed): Ditto.
4828 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4829 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4830 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4831 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4833 2007-09-07 Diego Novillo <dnovillo@google.com>
4835 * tree-flow.h (const_block_stmt_iterator): Remove.
4836 Update all users to use block_stmt_iterator.
4837 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4838 Update all users to use tree_stmt_iterator.
4840 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4842 * config/mips/mips.c (mips_set_current_function): Temporarily
4843 make this a no-op to fix bootstrap errors, pending rewrite.
4845 2007-09-07 Jan Hubicka <jh@suse.cz>
4847 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4850 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4852 PR tree-optimization/33299
4853 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4854 uses for all relevant loop-exit phis, not just the first.
4856 2007-09-07 Richard Guenther <rguenther@suse.de>
4859 * tree-ssa-operands.c (access_can_touch_variable): An access
4860 of the form (*p)[0] can touch a variable of same size.
4862 2007-09-07 Jan Hubicka <jh@suse.cz>
4864 * passes.c (init_optimization_passes): Add simple dce and addressable
4866 * tree-ssa.c (execute_update_addresses_taken): New function.
4867 (pass_update_address_taken): New.
4868 * tree-ssa-dse.c (execute_simple_dse): New function.
4869 (pass_simple_dse): New.
4870 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4872 2007-09-07 Tobias Burnus <burnus@net-b.de>
4875 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4877 2007-09-07 Richard Guenther <rguenther@suse.de>
4880 2007-09-06 Richard Guenther <rguenther@suse.de>
4882 PR tree-optimization/32586
4883 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4884 folding if nothing changed.
4885 (simplify_unary_expression): New function. Do tree combining
4886 on conversion like codes.
4887 (try_to_simplify): Call it.
4889 2007-09-07 Richard Guenther <rguenther@suse.de>
4890 Uros Bizjak <ubizjak@gmail.com>
4892 PR tree-optimization/32821
4893 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4894 NULL in the call to set_bb_stmt_list.
4896 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4898 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4899 float calls here, rather than leaving some to the caller.
4900 Use call_internal_direct and call_value_internal_direct.
4901 * config/mips/mips.md (call_internal_direct): New pattern.
4902 (call_value_internal_direct): Likewise.
4904 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4906 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4907 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4909 (override_options): Set mips_base_move_loop_invariants.
4911 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4913 * config/mips/mips.opt (mcode-readable=): Move to keep list
4916 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4918 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4919 and -mgpopt options. Adjust the -G documentation to match.
4920 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4921 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4922 function, split out from mips_classify_symbol. Return false for
4923 !TARGET_LOCAL_SDATA.
4924 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4925 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4926 (override_options): Check whether the -mgpopt setting is consistent
4927 with the other flags.
4928 (symbolic_expression_p): Delete.
4929 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4930 and default_elf_select_rtx_section.
4931 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4932 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4933 external data and TARGET_EXTERN_SDATA.
4935 2007-09-07 Tobias Burnus <burnus@net-b.de>
4938 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4940 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4942 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4943 FOR_BB_INSNS_SAFE instead of for loop.
4944 * cse.c (cse_extended_basic_block): Likewise.
4945 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4946 that the for loop does not invoke NEXT_INSN on a deleted insn.
4947 * function.c (instantiate_virtual_regs): Likewise.
4948 * lower-subreg.c (remove_retval_note): Likewise.
4949 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4951 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4953 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4954 insn, if it's a jump.
4955 (try_redirect_by_replacing_jump): New variable jump_p. Call
4956 tablejump_p before delete_insn_chain.
4957 * reload1.c (reload): New variable next. Make sure that the for
4958 loop does not invoke NEXT_INSN on a deleted insn.
4959 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4960 (delete_output_reload): New variable prev. Make sure the the for
4961 loops do not invoke PREV_INSN on a deleted insn.
4963 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4965 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4966 * cgraph.h (rebuild_cgraph_edges): Declare.
4967 * tree-pass.h (pass_expand_omp_ssa): New.
4968 * omp-low.c (find_omp_clause): Export.
4969 (copy_var_decl): Split from omp_copy_decl_2.
4970 (build_omp_barrier): Return the call to emit instead of emitting
4972 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4974 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4975 expand_omp_for_generic, expand_omp_for_static_nochunk,
4976 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4977 Adapted to work on SSA form.
4978 (execute_expand_omp): Do not invalidate dominance information.
4979 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4980 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4981 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4983 (force_gimple_operand): Allow gimplifying code expressions without
4985 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4986 * common.opt (fopenmp-ssa): New.
4987 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4988 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4989 * tree-cfg.c: Include tree-inline.h.
4990 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4991 (replace_by_duplicate_decl, replace_ssa_name,
4992 mark_virtual_ops_in_region): New functions.
4993 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4994 to work on SSA form.
4995 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4996 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4999 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5001 * tree-loop-linear.c: Include obstack.h.
5002 (linear_transform_loops): New obstack lambda_obstack.
5003 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5004 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5005 and free afterwards.
5006 * lambda.h (struct obstack): New forward declaration.
5007 (lambda_linear_expression_new): New parameter of type struct
5009 (lambda_loopnest_new): Likewise.
5010 (lambda_loopnest_transform): Likewise.
5011 (lambda_body_vector_new): Likewise.
5012 (lambda_body_vector_compute_new): Likewise.
5013 (gcc_loopnest_to_lambda_loopnest): Likewise.
5014 (lambda_loopnest_to_gcc_loopnest): Likewise.
5015 * lambda-code.c: Include obstack.h.
5016 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5018 (lambda_body_vector_new): Likewise.
5019 (lambda_linear_expression_new): Likewise.
5020 (lambda_lattice_new): Likewise.
5021 (lambda_loopnest_new): Likewise. Additionally use obstack to
5022 allocate LN_LOOPS(ret).
5023 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5024 it to lambda_lattice_new.
5025 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5026 Pass it to lambda_body_vector_new.
5027 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5028 it to lambda_lattice_new.
5029 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5030 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5031 (lambda_compute_target_space): Likewise.
5032 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5033 Pass it to lambda_lattice_compute_base and
5034 compute_nest_using_fourieer_motzkin.
5035 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5036 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5037 and lambda_lattice_compute_target_space.
5038 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5039 Pass it to lambda_linear_expression_new.
5040 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5041 to gcc_tree_to_linear_expression.
5042 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5043 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5044 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5045 Pass it to lambda_body_vector_new and
5046 lambda_body_vector_compute_new.
5047 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5048 (lambda-code.o): Likewise.
5050 2007-09-06 Chao-ying Fu <fu@mips.com>
5052 * ginclude/stdfix.h: New file.
5053 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5054 (convert.o): Add dependence on fixed-value.h.
5055 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5056 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5057 to define fixed-point constants.
5058 (c_cpp_builtins): Define fixed-point constants.
5059 * convert.c (fixed-value.h): New include.
5060 (convert_to_real): Update comment to include fixed-point.
5061 Support FIXED_POINT_TYPE.
5062 (convert_to_integer): Update comment to include fixed-point.
5063 Support FIXED_POINT_TYPE.
5064 (convert_to_complex): Support FIXED_POINT_TYPE.
5065 (convert_to_fixed): New function.
5066 * convert.h (convert_to_fixed): Declare.
5067 * genopinit.c: Add comment about $Q for only fixed-point modes.
5068 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5069 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5070 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5071 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5072 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5073 usneg_optab for fixed-point modes.
5074 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5076 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5077 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5078 unsigned saturation optabs, when type is saturating.
5079 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5080 (expand_fixed_convert): New function.
5081 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5082 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5083 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5084 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5085 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5086 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5088 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5089 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5090 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5091 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5092 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5094 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5095 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5096 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5097 fractuns, satfractuns.
5098 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5099 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5100 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5101 OTI_ssmsub_widen, OTI_usmsub_widen.
5102 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5103 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5104 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5105 umsub_widen_optab, usmsub_widen_optab): Define.
5106 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5108 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5110 (expand_fixed_convert): Declare.
5111 * expr.c (convert_move): Support the move of fixed-point modes.
5112 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5113 (categorize_ctor_elements_1): Handle FIXED_CST.
5114 (count_type_elements): Handle FIXED_POINT_TYPE.
5115 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5116 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5118 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5119 multiply and add/subtract for fixed-point types.
5120 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5121 mode, we jump to binop directly.
5122 Support FIXED_CONVERT_EXPR.
5123 (do_store_flag): Check FIXED_CST to put a constant second.
5124 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5125 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5126 (const_vector_from_tree): Support FIXED_CST.
5127 * doc/extend.texi (Fixed-Point): New node.
5128 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5129 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5130 satfract, fractuns, satfractuns): Document them.
5132 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5134 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5135 addresses into I registers.
5137 2007-09-06 Jan Hubicka <jh@suse.cz>
5138 Andreas Tobler <a.tobler@schweiz.org>
5140 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5142 (machopic_legitimize_pic_address): Likewise.
5144 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5145 Jan Hubicka <jh@suse.cz>
5147 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5148 instead of ufloat_optab->handlers directly.
5149 (floatdidf2): Likewise.
5151 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5153 * config/mips/mips.c: Include diagnostic.h.
5154 (mips_set_current_function): Check errorcount and sorrycount
5155 before generating RTL.
5157 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5160 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5161 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5162 (print_operand_reloc): Likewise.
5164 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5168 2007-09-06 Jan Hubicka <jh@suse.cz>
5170 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5173 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5175 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5176 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5178 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5180 * optabs.c (expand_float): Convert unsigned integer as signed only
5181 if it provides sufficient accuracy; add mode argument to real_2expN.
5182 (expand_fix): Fix comment typos; extend binary float into mode
5183 wider than destination for converion to unsigned integer; add mode
5184 argument to real_2expN.
5185 * real.c (real_2expN): Add mode argument to special-case decimal
5187 * real.h (real_2expN): Ditto.
5188 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5190 (fixed_from_string): Ditto.
5191 (fixed_to_decimal): Ditto.
5192 (fixed_convert_from_real): Ditto.
5193 (real_convert_from_fixed): Ditto.
5194 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5195 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5196 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5197 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5199 2007-09-06 Tom Tromey <tromey@redhat.com>
5201 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5202 * c-pch.c (c_common_read_pch): Restore current location after
5204 * tree.c (expand_location): Update.
5205 (expr_filename): Changed return type. Unified the two cases.
5206 (expr_lineno): Likewise.
5207 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5209 * toplev.c (line_table): Changed type.
5210 (general_init): Update.
5211 (realloc_for_line_map): New function.
5212 (general_init): Allocate line_table using GC.
5213 * fix-header.c (line_table): Changed type.
5214 (read_scan_file): Update.
5215 (read_scan_file): Update.
5216 * c-ppoutput.c (maybe_print_line): Update.
5217 (print_line): Update.
5218 (cb_line_change): Update.
5219 (cb_define): Update.
5220 (pp_file_change): Update.
5221 * c-opts.c (c_common_init_options): Update.
5222 (finish_options): Update.
5223 (push_command_line_include): Update.
5224 * c-lex.c (cb_line_change): Update.
5225 (cb_def_pragma): Update.
5226 (cb_define): Update.
5228 (c_lex_with_flags): Use cpp_get_token_with_location.
5229 * input.h (line_table): Changed type.
5230 (location_from_locus): New macro.
5231 * tree.h (EXPR_FILENAME): No longer an lvalue.
5232 (EXPR_LINENO): Likewise.
5233 (expr_locus, set_expr_locus): Declare separately for
5234 USE_MAPPED_LOCATION.
5235 (expr_filename, expr_lineno): Changed return type.
5236 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5237 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5238 (expand_gimple_basic_block): Likewise.
5239 * final.c (final_scan_insn): Use expanded_location.
5241 2007-09-06 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/32586
5244 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5245 folding if nothing changed.
5246 (simplify_unary_expression): New function. Do tree combining
5247 on conversion like codes.
5248 (try_to_simplify): Call it.
5249 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5250 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5252 2007-09-06 Jan Hubicka <jh@suse.cz>
5255 * cse.c (fold_rtx): Avoid invalid sharing.
5257 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5259 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5260 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5262 2007-09-06 Revital Eres <eres@il.ibm.com>
5264 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5265 Fix offsettable memory reference for 750CL.
5267 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5269 * reload.c (find_reloads_address_1): Try to preserve original
5270 base/index regclass of operands.
5271 * regrename.c (scan_rtx_address): Likewise.
5272 (replace_oldest_value_addr): Likewise.
5274 2007-09-06 Richard Guenther <rguenther@suse.de>
5276 PR tree-optimization/33302
5277 * domwalk.c (walk_dominator_tree): The exit block is
5278 interesting even if it is not reachable.
5280 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5283 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5285 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5287 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5290 2007-09-05 Ian Lance Taylor <iant@google.com>
5292 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5294 (dump_generic_node): Likewise.
5295 * print-rtl.c (print_decl_name): Likewise.
5296 * print-tree.c (print_node_brief): Likewise.
5297 (print_node): Likewise.
5298 * Makefile.in (RTL_BASE_H): Add alias.h.
5301 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5303 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5305 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5306 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5308 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5310 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5311 (tm_defines): Define UCLIBC_DEFAULT to 1.
5312 (extra_options): Add linux.opt.
5313 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5314 (CRT_CALL_STATIC_FUNCTION): Likewise.
5315 (NO_IMPLICIT_EXTERN_C): Likewise.
5316 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5317 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5318 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5319 (ENDFILE_SPEC): Don't define.
5320 (LIB_SPEC): Likewise.
5321 (CRT_CALL_STATIC_FUNCTION): Likewise.
5322 (NO_IMPLICIT_EXTERN_C): Likewise.
5323 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5324 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5326 2007-09-06 Jan Hubicka <jh@suse.cz>
5328 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5331 2007-09-06 Jan Hubicka <jh@suse.cz>
5333 * opts.c (common_handle_option): Enable inlining functions for
5336 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5338 * builtin-attrs.def (ATTR_NONNULL_3): New.
5339 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5340 ATTR_NOTHROW_NONNULL_##FA.
5341 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5342 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5343 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5344 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5345 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5346 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5347 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5349 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5350 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5351 ATTR_FORMAT_NOTHROW_3_4): Remove.
5352 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5353 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5354 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5355 instead of ATTR_FORMAT_*_*.
5357 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5359 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5360 parts re-used for REG_FRAME_RELATED_EXPR.
5362 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5364 * optabs.c (expand_float): Convert unsigned integer as signed only
5365 if it provides sufficient accuracy; add mode argument to real_2expN.
5366 (expand_fix): Fix comment typos; extend binary float into mode
5367 wider than destination for converion to unsigned integer; add mode
5368 argument to real_2expN.
5369 * real.c (real_2expN): Add mode argument to special-case decimal
5371 * real.h (real_2expN): Ditto.
5372 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5374 (fixed_from_string): Ditto.
5375 (fixed_to_decimal): Ditto.
5376 (fixed_convert_from_real): Ditto.
5377 (real_convert_from_fixed): Ditto.
5378 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5379 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5380 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5381 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5383 2007-09-05 Ian Lance Taylor <iant@google.com>
5385 * init-regs.c (initialize_uninitialized_regs): Call
5386 emit_insn_before rather than add_insn_before.
5388 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5390 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5391 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5392 * tree-inline.h (copy_body_data): Add call_expr field.
5393 * tree-inline.c (expand_call_inline): Initialize call_expr.
5394 (copy_bb): Append anonymous inline fn arguments to arguments
5395 when inlining a CALL_EXPR_VA_ARG_PACK call.
5396 * builtins.c (expand_builtin): Issue an error if
5397 BUILT_IN_VA_ARG_PACK is seen during expand.
5398 (fold_call_expr, fold_builtin_call_array): Don't fold
5399 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5400 __builtin_va_arg_pack () call as last argument.
5401 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5402 function is __builtin_va_arg_pack (), decrease number of call
5403 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5404 * expr.c (expand_expr_real_1): Issue an error if
5405 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5406 * tree-pretty-print.c (dump_generic_node): Handle printing
5407 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5408 * doc/extend.texi (__builtin_va_arg_pack): Document.
5410 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5412 PR tree-optimization/21513
5413 * builtins.c (build_builtin_expect_predicate): New function.
5414 (fold_builtin_expect): Add argument for expected value.
5415 Distribute __builtin_expect over short-circuiting operations.
5416 Fold nested builtin_expects.
5417 (fold_builtin_2): Adjust call to fold_builtin_expect.
5419 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5422 PR tree-optimization/13756
5423 * doc/invoke.texi (Options That Control Optimization): Document
5426 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5428 * gcc/config/i386/cpuid.h: New file.
5429 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5430 (describe_cache): Shrink size and line strings to 100 bytes.
5431 (detect_caches_amd): Return "" for unsupported max_ext_level.
5432 Use __cpuid function.
5433 (detect_caches_intel): Return "" for unsupported max_level.
5434 Use __cpuid function.
5435 (host_detect_local_cpu): Change feature flag variables to
5436 unsigned int. Initialize only extended feature flag variables.
5437 Use __get_cpuid_max to determine max supported cpuid level.
5438 Use __cpuid function to determine supported features. Fix
5439 calculation of family id. Remove is_amd and check signature
5440 directly. Check for Geode signature. Handle family 4 id.
5441 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5442 cpu discovery code to lower part of the function.
5443 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5444 for sub-architecture.
5445 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5446 [PROCESSOR_K8]: Add k8-sse3 architecture.
5447 [PROCESSOR_NOCONA]: Remove.
5448 [PROCESSOR_GENERIC64]: Ditto.
5449 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5450 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5451 to check for SSE and FXSAVE support.
5452 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5453 Add -minline-all-stringops.
5454 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5455 (x86_64-*-*): Ditto.
5457 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5459 * config/bfin/linux-unwind.h: New file.
5460 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5461 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5463 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5465 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5466 * stmt.c: Include alloc-pool.h.
5467 (struct case_node): Remove GTY marker.
5468 (add_case_node): New parameter case_node_pool. Use it for
5470 (expand_case): New allocation pool case_node_pool. Initialize it,
5471 pass to add_case_node and free it.
5473 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5474 David Ung <davidu@mips.com>
5475 Nigel Stephens <nigel@mips.com>
5477 Add mips16/nomips16 function attributes and -mflip-mips16 option
5478 for testing mixed-mode compilation.
5480 * config/mips/mips.opt (mflip-mips16): New.
5482 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5483 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5485 * config/mips/mips.c (mips_base_target_flags): New.
5486 (mips_base_mips16): New.
5487 (mips_base_schedule_insns): New.
5488 (mips_base_reorder_blocks_and_partition): New.
5489 (mips_base_align_loops): New.
5490 (mips_base_align_jumps): New.
5491 (mips_base_align_functions): New.
5492 (mips16_flipper): New.
5493 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5494 (TARGET_SET_CURRENT_FUNCTION): Define.
5495 (mips_mips16_type_p, mips_nomips16_type_p): New.
5496 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5497 (mips_function_ok_for_sibcall): Make it deal with functions with
5499 (mips_init_split_addresses): New, split out from override_options.
5500 (mips_init_relocs): New, split out from override_options.
5501 (was_mips16_p): New.
5502 (mips_set_mips16_mode): New, split out from override_options.
5503 (mips_set_current_function): New.
5504 (override_options): Add sorry for unsupported mips16/pic
5505 combination. Remove error for mips16/dsp combination. Save
5506 base option settings.
5507 (mips_file_start): Move mips16 mode setting output from here....
5508 (mips_output_function_prologue): ....to here.
5509 (mips_output_mi_thunk): Check for mips16 function.
5510 (build_mips16_function_stub): Don't set .mips16 here.
5511 (build_mips16_call_stub): Likewise.
5512 (mips_expand_builtin): Error in mips16 mode.
5513 (mips_use_mips16_mode_p): New.
5514 (mips_encode_section_info): Check for mips16 function, and set
5515 SYMBOL_REF_FLAGS accordingly.
5517 * doc/extend.texi (Function Attributes): Document new
5518 mips16/nomips16 attributes.
5519 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5520 (MIPS Options): Document -mflip-mips16.
5522 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5524 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5525 if we encounter TLS address in MIPS16 mode.
5526 (mips_legitimize_const_move): Check cannot_force_const_mem for
5527 the (const (plus symbol offset)) case; this forces invalid TLS
5528 address in MIPS16 mode to be caught by the above call to sorry.
5529 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5530 because that now enables emutls, which is not ABI compatible
5531 with native TLS in non-MIPS16 mode.
5533 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5535 Add target hook invoked when cfun changes.
5537 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5538 * target.h (struct gcc_target): Add set_current_function.
5539 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5540 (TARGET_INITIALIZER): Add initializer for set_current_function.
5541 * tree.h (push_struct_function): New.
5542 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5544 (set_cfun): Declare.
5545 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5547 (push_function_context_to): Use allocate_struct_function
5548 to create null context, not init_dummy_function_start. Use set_cfun.
5549 (pop_function_context_from): Use set_cfun.
5550 (in_dummy_function): New.
5551 (invoke_set_current_function_hook): New.
5553 (push_cfun, pop_cfun): Use set_cfun.
5554 (push_struct_function): New.
5555 (allocate_struct_function): Call invoke_set_current_function_hook
5557 (prepare_function_start): Don't set cfun here. Remove unused
5558 argument; fix all callers.
5559 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5560 push_struct_function.
5561 (init_function_start): Set cfun here.
5562 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5563 * omp-low.c (create_omp_child_function): Use push_struct_function
5564 and pop_cfun to save/restore state.
5565 (expand_omp_parallel): Remove unused saved_cfun variable.
5566 * cgraphunit.c (ipa_passes): Use set_cfun.
5567 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5568 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5569 * matrix-reorg.c (transform_allocation_sites): Likewise.
5570 (matrix_reorg): Use set_cfun.
5571 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5572 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5573 assignment to cfun; use set_cfun for the other.
5574 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5575 (dump_function_to_file): Use push_cfun/pop_cfun here.
5576 * c-decl.c (finish_function): Use set_cfun.
5578 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5580 * regrename.c (rerename_optimize): Use deferred rescanning and
5581 insert explicit calls to rescan insns when changed.
5583 2007-09-05 Jan Hubicka <jh@suse.cz>
5585 * optabs.c (libfunc_entry): Change optab to integer.
5586 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5587 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5588 of pointers for hashing.
5590 2007-09-05 Jan Hubicka <jh@suse.cz>
5592 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5594 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5595 * see.c (pass_see): Likewise.
5596 * tracer.c (pass_tracer): Likewise.
5597 * postreload-gcse.c (pass_gcse2): Likewise.
5598 * postreload.c (pass_postreload_cse): Likewise.
5599 * mode-switching.c (pass_mode_switching): Likewise.
5600 * modulo-sched.c (pass_sms): Likewise.
5601 * cse.c (cse_insn): Likewise.
5602 * web.c (pass_web): Likweise.
5603 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5604 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5605 * loop-init.c (pass_rtl_loop_init): Likewise.
5606 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5607 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5608 * global.c (pass_global_alloc): Likewise.
5609 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5610 pass_if_after_reload): Likewise.
5611 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5612 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5613 * regmove.c (pass_regmove): Likewise.
5614 * function.c (pass_thread_prologugues_epilogues): Likewise.
5615 * gcse.c (pass_gcse): Likewise.
5616 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5617 * lower-subreg.c (pass_lower_subreg2): Likewise.
5618 * bt-load.c (pass_branch_target_load): Likewise.
5619 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5620 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5621 * combine.c (pass_combine): Likewise.
5622 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5623 (pass_partition_blocks): Likewise.
5624 * var-tracking.c (pass_variable_track): Likewise.
5625 * reg-stack.c (pass_stack_regs_run): Likewise.
5626 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5627 * passes.c (pass_postreload): Likewise.
5628 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5629 * tree-pass.h (TODO_verify_rtl_sharing): New.
5630 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5631 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5632 TODO_set_props, TODO_df_finish, TODO_df_verify,
5633 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5635 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5637 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5638 fold_real_zero_addition_p, reorder_operands_p,
5639 div_if_zero_remainder, fold_undefer_overflow_warnings,
5640 int_binop_types_match_p, fold_convert_const_int_from_int,
5641 fold_convert_const_int_from_real,
5642 fold_convert_const_int_from_fixed,
5643 fold_convert_const_real_from_real,
5644 fold_convert_const_real_from_fixed,
5645 fold_convert_const_fixed_from_fixed,
5646 fold_convert_const_fixed_from_int,
5647 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5648 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5649 debug_fold_checksum, multiple_of_p): Constify.
5650 * tree-flow-inline.h (get_lineno): Likewise.
5651 * tree-flow.h (get_lineno): Likewise.
5652 * tree-object-size.c (compute_object_offset, addr_object_size,
5653 alloc_object_size, pass_through_call): Likewise.
5654 * tree-pretty-print.c (op_symbol, print_call_name,
5655 print_struct_decl, do_niy): Likewise.
5656 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5657 debug_fold_checksum): Likewise.
5659 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5662 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5663 note, remove the associated REG_RETVAL note.
5665 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5667 * config.gcc (powerpc*-*-*): Install
5668 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5669 * config/rs6000/spu2vmx.h: New header.
5670 * config/rs6000/si2vmx.h: New header.
5671 * config/rs6000/vec_types.h: New header.
5673 2007-09-05 Ben Elliston <bje@au.ibm.com>
5675 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5677 2007-09-05 Ben Elliston <bje@au.ibm.com>
5679 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5681 (__stdcx): Make asm volatile.
5682 (__stwcx, __stdcx): Return only 0 or 1.
5684 2007-09-05 Jan Hubicka <jh@suse.cz>
5688 2007-09-04 Jan Hubicka <jh@suse.cz>
5689 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5691 2007-09-04 Richard Guenther <rguenther@suse.de>
5692 * tree-ssa-operands.c (add_virtual_operand): Only mark
5693 stores as has_volatile_ops if alias information is not available.
5695 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5697 * config/rs6000/tramp.asm: Include config.h.
5698 Check __PIC__ or __pic__ macro instead of SHARED.
5700 PR rtl-optimization/32300
5701 * see.c (see_copy_insn): New function.
5702 (see_def_extension_not_merged, see_merge_one_use_extension,
5703 see_merge_one_def_extension): Use it. Avoid changing
5704 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5705 into sequences. Call df_insn_delete on temporary insns
5706 that won't be emitted into the insn stream.
5707 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5708 and run df_process_deferred_rescans () before run_fast_dce.
5710 PR tree-optimization/33017
5711 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5712 recurse for pure or const function calls.
5714 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5716 * c-format.c: Include alloc-pool.h.
5717 (check_format_info_main): New argument fwt_alloc. Use allocation
5718 pool instead of GC. Remove GC deallocation code.
5719 (check_format_arg): Create allocation pool, pass it to
5720 check_format_info_main and free it afterwards.
5721 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5723 2007-09-05 Ben Elliston <bje@au.ibm.com>
5725 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5726 Rename count macro arugment for clarity.
5727 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5728 (__protected_stream_set): Likewise, pass 0.
5730 2007-09-04 Jan Hubicka <jh@suse.cz>
5732 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5734 2007-09-04 Jan Hubicka <jh@suse.cz>
5736 * invoke.texi (-finline-small-functions): Document.
5737 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5738 when deciding what is inlinable.
5739 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5740 (cgraph_decide_inlining_of_small_function): Handle new flags.
5741 (cgraph_decide_inlining_incrementally): Likewise.
5742 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5743 * common.opt (finline-small-functions): New.
5744 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5746 2007-09-04 Richard Guenther <rguenther@suse.de>
5748 * tree-ssa-operands.c (add_virtual_operand): Only mark
5749 stores as has_volatile_ops if alias information is not available.
5751 2007-09-04 Andrew Haley <aph@redhat.com>
5753 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5755 2007-09-04 Andrew Haley <aph@redhat.com>
5757 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5758 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5759 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5761 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5764 * common.opt: Mention ABI version 2 in comment.
5766 2007-09-04 Jan Hubicka <jh@suse.cz>
5768 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5769 (libfunc_entry): New structure.
5770 (libfunc_hash): New hashtable.
5771 (hash_libfunc): New function.
5772 (eq_libfunc): New function.
5773 (convert_optab_libfunc): New function.
5774 (optab_libfunc): New function.
5775 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5776 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5777 expand_float, expand_fix, new_optab, new_convert_optab):
5778 Update for new libfunc API.
5779 (init_libfunc, init_integral_libfuncs,
5780 init_floating_libfuncs, init_interclass_conv_libfuncs
5781 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5782 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5783 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5784 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5785 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5786 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5787 gen_extend_conv_libfunc): New.
5788 (init_one_libfunc): Revamp for hashtables.
5789 (set_conv_libfunc): Likewise.
5790 (init_optabs): Initialize hashtable; use lazy initialization where
5792 * optabs.h (optab_handlers): Move out of GGC.
5793 (optab, convert_optab): Move out of GGC; add lazy gen info.
5794 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5795 (optab_libfunc, convert_optab_libfunc): New.
5796 * builtins.c (expand_builtin_powi): Update for new API.
5797 * expr.c (convert_move): Likewise.
5798 * expmed.c (expand_divmod): Likewise.
5800 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5802 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5803 GOT pointer only if there is a constant pool. Use the allocated space
5806 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5808 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5811 2007-09-04 Revital Eres <eres@il.ibm.com>
5812 Richard Guenther <rguenther@suse.de>
5813 R. Clint Whaley <whaley@cs.utsa.edu>
5815 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5817 * tree-tailcall.c (process_assignment): Use -fassociative-math
5818 when reodering operands of floating-point type.
5819 * fold-const.c (fold_comparison, fold_binary): Use
5820 -fassociative-math and -freciprocal-math instead of
5821 -funsafe-math-optimization flag.
5822 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5823 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5824 -freciprocal-math instead of -funsafe-math-optimizations.
5825 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5826 -fassociative-math when -ffast-math is set.
5827 (set_unsafe_math_optimizations_flags): New Function
5828 to set -freciprocal-math and -fassociative-math when
5829 -funsafe-math-optimizations is set.
5830 (common_handle_option): Call it.
5831 * tree-vectorizer.c (vect_is_simple_reduction): Use
5832 -fassociative-math when doing reduction on floats.
5833 * loop-unroll.c (analyze_insn_to_expand_var): Use
5834 -fassociative-math when expanding an accumulator of type float.
5835 * simplify-rtx.c (simplify_binary_operation_1): Use
5836 -fassociative-math and -freciprocal-math when reordeing operands
5837 of floating-point type.
5838 * combine.c (combine_simplify_rtx): Likewise.
5839 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5841 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5843 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5846 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5848 2007-09-04 Jan Hubicka <jh@suse.cz>
5850 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5852 2007-09-04 Jan Hubicka <jh@suse.cz>
5854 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5855 and corresponding MATCH_DUP.
5857 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5860 * combine.c (subst): Do not try to simplify X if it represents load
5861 of FP constant from the constant pool via float extension.
5863 2007-09-04 Ben Elliston <bje@au.ibm.com>
5865 * c-opts.c: Include "tm_p.h".
5866 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5868 2007-09-04 Richard Guenther <rguenther@suse.de>
5870 PR tree-optimization/33291
5871 * tree-pretty-print.c (dump_generic_node): Dump all
5872 qualifiers for pointer types, not only first. Dump
5873 qualifiers for aggregate types as well.
5874 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5875 use the canonical type for building ARRAY_REFs.
5876 * gimplify.c (canonicalize_addr_expr): Clean up. The
5877 correct validness check is compatibility of the pointer
5878 types. Always use the canonical type for building
5879 ARRAY_REFs and ADDR_EXPRs.
5880 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5881 change that disabled propagation of ADDR_EXPRs into statements
5884 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5886 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5887 (umulsi3_highpart): Make into expanders; existing insns are
5888 now named *[insn]_nov6. Add stars to existing [insn]_v6
5889 counterparts' names.
5891 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5893 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5894 (unprotoize.o): Remove SHLIB_MULTILIB.
5896 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5898 * doc/extend.texi: Document progmem attribute for AVR.
5900 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5903 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5905 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5907 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5910 * optabs.c: Remove unnecessary forward declarations.
5911 (expand_unop_direct): New, broken out of expand_unop.
5912 (expand_doubleword_clz): New.
5913 (expand_ctz): Move above expand_ffs. Use
5914 start_sequence, end_sequence, add_equal_note, and
5915 expand_unop_direct. Add more commentary.
5916 (expand_ffs): Try both ctz optab and expand_ctz.
5917 Generate a test and branch if the hardware doesn't give us
5918 a useful value for input zero. Style improvements similar to
5921 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5923 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5925 * config.gcc: Delete stanza for arm-semi-aof and
5926 armel-semi-aof targets.
5927 * config/arm/arm-protos.h
5929 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5930 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5931 delete aof_pic_label and remove mention of AOF in comments.
5932 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5934 * config/arm/semiaof.h
5935 * config/arm/t-semi: Delete file.
5937 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5939 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5940 CONST_CAST_BB): New macros for type-specific casts.
5941 (CONST_CAST): Add a TYPE parameter and define it in terms of
5944 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5945 * c-lex.c (cb_ident, lex_string): Likewise,
5946 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5947 * config/i386/i386.c (ix86_function_regparm,
5948 ix86_function_sseregparm): Use CONST_CAST_TREE.
5949 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5951 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5952 give_switch, set_multilib_dir): Likewise,
5953 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5954 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5955 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5956 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5957 * prefix.c (update_path): Likewise,
5958 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5959 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5960 * tree-cfg.c (tree_can_merge_blocks_p,
5961 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5962 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5963 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5964 (attribute_list_contained): Use CONST_CAST_TREE.
5966 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5968 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5970 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5973 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5974 before forcing them into a register.
5976 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5978 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5979 rather than define_code_macro.
5981 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5983 * gcc.c (xputenv): New function.
5984 (putenv_from_prefixes): Use xputenv instead of putenv.
5985 (process_command): Use xputenv instead of putenv.
5986 (set_collect_gcc_options): Use xputenv instead of putenv.
5987 (main): Use xputenv instead of putenv.
5989 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5991 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5992 availability of swap instruction.
5993 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5995 2007-09-03 Revital Eres <eres@il.ibm.com>
5997 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6000 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6001 Ayal Zaks <zaks@il.ibm.com>
6002 Revital Eres <eres@il.ibm.com>
6004 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6005 compute_split_row): New functions.
6006 (ps_unschedule_node): Remove.
6007 (normalize_sched_times): Iterate over the already scheduled
6008 insns instead of the number of nodes.
6009 (MAX_SPLIT_NUM): New definition.
6010 (sms_schedule_by_order): Change the scheduling heuristic to
6011 avoid useless increases of initiation interval ii.
6012 (get_sched_window): Add dump printouts.
6014 2007-09-02 David Daney <ddaney@avtrex.com>
6016 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6017 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6018 (optab, insn): Add more attributes.
6019 (fetchop_bit): New code macro.
6020 (immediate_insn): New code macro attribute.
6021 (sync): Change condition to ISA_HAS_SYNC.
6022 (rdhwr): Change predicate for operand 0 to register_operand.
6023 (memory_barrier): New expand.
6024 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6025 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6026 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6027 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6028 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6029 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6030 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6031 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6032 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6034 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6035 Hans-Peter Nilsson <hp@axis.com>
6037 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6038 Defined to describe availability and behavior of CLZ.
6039 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6040 * config/cris/cris.opt: Tweak comment for "-metrax4".
6041 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6042 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6043 (count_leading_zeros): Define.
6045 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6047 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6049 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6052 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6055 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6057 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6058 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6059 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6060 sched-deps.c, sched-int.h, system.h, target.h,
6061 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6062 tree.def: Fix comment typos.
6064 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6066 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6067 (override_options): Turn on -mstrict-align on non-ColdFire
6069 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6071 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6073 * c-common.c (const_strip_array_types): Delete.
6074 * c-common.h (const_strip_array_types): Likewise.
6075 * emit-rtl.c (const_next_insn, const_previous_insn,
6076 const_next_nonnote_insn, const_prev_nonnote_insn,
6077 const_next_real_insn, const_prev_real_insn,
6078 const_next_active_insn, const_prev_active_insn, const_next_label,
6079 const_prev_label): Delete.
6080 * gimple-low.c (block_may_fallthru): Use expr_last.
6081 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6082 * rtl.h (const_previous_insn, const_next_insn,
6083 const_prev_nonnote_insn, const_next_nonnote_insn,
6084 const_prev_real_insn, const_next_real_insn,
6085 const_prev_active_insn, const_next_active_insn, const_prev_label,
6086 const_next_label): Delete.
6087 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6088 * system.h (CONST_CAST): Update comment.
6089 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6090 (const_first_stmt, const_last_stmt): Delete.
6091 (tree_block_ends_with_condjump_p): Use last_stmt.
6092 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6093 * tree-iterator.c (const_expr_first, const_expr_last,
6094 const_expr_only): Delete.
6095 * tree.c (const_lookup_attribute): Likewise.
6096 (attribute_list_contained): Use lookup_attribute.
6097 * tree.h (const_lookup_attribute, const_expr_first,
6098 const_expr_last, const_expr_only): Delete.
6100 2007-09-01 Richard Guenther <rguenther@suse.de>
6102 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6103 instead of TREE_THIS_VOLATILE.
6104 * tree-ssa-operands.c (add_virtual_operand): Do not set
6105 has_volatile_ops. Do not check s_ann for NULL.
6106 (get_indirect_ref_operands): Likewise.
6107 (get_expr_operands): Likewise. For all reference trees
6108 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6109 check base of reference for TREE_THIS_VOLATILE.
6111 2007-09-01 Richard Guenther <rguenther@suse.de>
6113 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6114 between integral types. Also allow conversions between
6117 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6119 * optabs.c (prepare_float_lib_cmp): Use
6120 libgcc_cmp_return_mode instead of word_mode.
6121 * config/dfp-bit.h: Likewise.
6122 * config/fp-bit.h: Likewise.
6123 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6125 (spu_libgcc_shift_count_mode): New function.
6126 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6127 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6129 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6131 * tree-pretty-print.c: Include output.h.
6132 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6133 HOST_WIDE_INT_PRINT_DEC.
6134 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6136 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6138 PR rtl-optimization/33224
6139 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6140 to the analysed region.
6142 2007-08-31 Richard Guenther <rguenther@suse.de>
6144 * function.c (allocate_struct_function): Do not set
6145 current_function_returns_pointer.
6146 * function.h (struct var_refs_queue): Remove.
6147 (struct simple_obstack_stack): Likewise.
6148 (struct function): Remove fixup_var_refs_queue member.
6149 Remove returns_pointer flag.
6150 (current_function_returns_pointer): Remove define.
6152 2007-08-31 Nick Clifton <nickc@redhat.com>
6154 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6155 secondary keys in order to obtain a stable sort.
6157 2007-08-31 Nick Clifton <nickc@redhat.com>
6160 * config/m32r/constraints.md: Add W constraint for integer zero.
6161 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6162 Fix length calculation by using alternatives.
6164 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6166 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6167 split out from expand_binop.
6168 (avoid_expensive_constant): New function.
6169 (expand_binop_directly): Remove commutative_op argument and
6170 (expand_binop_directly): Remove commutative_op argument and
6171 call cummutative_optab_p instead. Do not change op0 or op1
6172 when swapping xop0 and xop1. Apply avoid_expensive_constant
6173 to each argument after potential swapping. Enforce the
6174 canonical order of commutative operands.
6175 (expand_binop): Use shift_optab_p and commutative_optab_p.
6176 Update the calls to expand_binop_directly. Only force constants
6177 into registers when widening an operation. Only swap operands
6178 once a direct expansion has been rejected.
6179 (expand_twoval_binop): Only force constants into registers when
6180 using a direct expansion.
6182 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6184 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6185 (sched_analyze_insn): Don't postprocess speculative dependencies when
6186 target has no scheduling.
6187 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6188 'uninitialized' warning.
6190 2007-08-31 Richard Guenther <rguenther@suse.de>
6192 * tree.c (build_complex_type): Always set TYPE_NAME for
6195 2007-08-31 Olivier Hainque <hainque@adacore.com>
6197 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6198 internal macro. Default alignment factor for csect directives, chosen
6199 to match what BIGGEST_ALIGNMENT allows.
6200 (DATA_SECTION_ASM_OP): Use it.
6201 * config/rs6000/rs6000.c
6202 (rs6000_xcoff_output_readonly_section_asm_op):
6203 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6204 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6206 2007-08-31 Olivier Hainque <hainque@adacore.com>
6208 * dbxout.c (dbxout_block): Move declaration within the first
6209 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6210 block to include the definition, together with the associated
6213 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6214 Revital Eres <eres@il.ibm.com>
6216 * doc/invoke.texi (-mpaired): Document flag.
6217 * config.gcc: Include paired.h in powerpc extra_headers and
6218 750cl.h in powerpc-*-linux*paired*.
6219 * config/rs6000/rs6000.opt (-mpaired): New flag.
6220 * config/rs6000/rs6000.c (paired_init_builtins,
6221 paired_expand_builtin, paired_expand_lv_builtin,
6222 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6223 New functions to support the paired single builtin functions.
6224 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6225 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6227 (bdesc_paired_preds): New structure for paired predicate
6229 (rs6000_expand_builtin): Expand paired single builtins.
6230 (rs6000_init_builtins): Init paired single builtins.
6231 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6232 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6233 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6234 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6235 (rs6000_vector_mode_supported_p): Support paired vector mode.
6236 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6237 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6239 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6240 (DATA_ALIGNMENT): Likewise.
6241 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6242 (rs6000_builtins): Add PAIRED builtins.
6243 * config/rs6000/rs6000.md: Include paired.md.
6244 * config/rs6000/paired.h: New.
6245 * config/rs6000/paired.md: New.
6246 * config/rs6000/750cl.h: New.
6247 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6249 2007-08-30 Ollie Wild <aaw@google.com>
6251 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6252 * gcc.c (default_compilers): Add -fno-directives-only to
6253 @assembler-with-cpp.
6255 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6259 * regclass.c (initial_fixed_regs): Revert previous change and make
6261 (initial_call_used_regs): Likewise.
6262 (initial_call_really_used_regs): Delete, reverting previous addition.
6263 (initial_reg_names): Likewise.
6264 (init_reg_sets): Revert previous change.
6265 (saved_fixed_regs): New.
6266 (saved_call_used_regs): New.
6267 (saved_call_really_used_regs): New.
6268 (saved_reg_names): New.
6269 (save_register_info): New.
6270 (restore_register_info): New.
6271 (init_reg_sets_1): Replace reset of register info with call to
6272 restore_register_info.
6273 * rtl.h (save_register_info): Declare.
6274 * toplev.c (backend_init): Call save_register_info.
6276 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6278 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6279 from the original statement.
6281 2007-08-30 Chao-ying Fu <fu@mips.com>
6283 * c-lex.c (interpret_fixed): Declare.
6284 (interpret_float): Process _Fract and _Accum.
6285 (interpret_fixed): New function.
6286 * final.c (output_addr_const): Process CONST_FIXED.
6287 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6288 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6290 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6292 (simplify_immed_subreg): Support CONST_FIXED.
6293 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6294 (simplify_subreg): Support CONST_FIXED.
6296 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6298 * config/rs6000/ppu_intrinsics.h: New file.
6299 * config.gcc (powerpc*-*-* <extra_headers>): Install
6302 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6304 * cfg.c (dump_flow_info): Change to also print entry and exit
6306 * print-rtl.c (print_rtl_single): Allow to print rtl with
6309 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6311 * df-core.h (df_dump_region): New function.
6312 * df.h (df_dump_region): New function.
6313 * loop-invariant.c (find_defs): Add call to df_dump_region.
6314 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6317 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6320 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6321 true if any of the compare_section_name calls returned true,
6322 rather than if any returned false.
6324 2007-08-30 Richard Guenther <rguenther@suse.de>
6326 PR tree-optimization/33199
6327 * tree-ssa-structalias.c (handle_lhs_call): New function.
6328 (find_func_aliases): In non-IPA mode make sure that for
6329 calls that return a pointer we add a constraint for the
6330 result to point to anything.
6332 2007-08-30 Richard Guenther <rguenther@suse.de>
6334 * doc/invoke.texi (-mveclibabi): Document new target option.
6335 * config/i386/i386.opt (-mveclibabi): New target option.
6336 * config/i386/i386.c (ix86_veclib_handler): Handler for
6337 vectorization library support.
6338 (override_options): Handle the -mveclibabi option, initialize
6339 the vectorization library handler.
6340 (ix86_builtin_vectorized_function): As fallback call the
6341 vectorization library handler, if set.
6342 (ix86_veclibabi_acml): New static function for ACML ABI style
6343 vectorization support.
6345 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6347 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6348 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6349 SImode and update m. Don't run gen_lowpart_common on arbitrary
6350 memory address, force it to register first.
6353 * dce.c (dce_process_block): Don't delete setters of
6354 artificially used registers.
6356 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6358 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6359 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6360 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6362 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6364 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6366 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6367 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6369 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6371 * system.h: Activate -Wcast-qual as warning-only.
6373 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6376 * config/rs6000/rs6000.c (compare_section_name): New function.
6377 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6380 2007-08-29 Olivier Hainque <hainque@adacore.com>
6382 * xcoffout.c: #include debug.h.
6383 * Makefile.in (xcoffout.o): Add debug.h dependency.
6385 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6387 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6388 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6390 2007-08-29 Richard Guenther <rguenther@suse.de>
6392 * tree-pretty-print.c (dump_generic_node): Print
6393 label DECL_UID as D.%u.
6394 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6396 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6398 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6399 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6401 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6404 * tree.c (build_type_attribute_qual_variant): Set canonical types
6405 on the final, unqualified attribute variant before building the
6408 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6410 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6411 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6413 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6416 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6417 * config/bfin/bfin.md (composev2hi): Put operands into vector
6420 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6422 * config/bfin/bfin.md (composev2hi): Put operands into vector
6425 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6427 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6428 attribute when appropriate.
6429 (bfin_handle_l1_text_attribute): New.
6430 (bfin_handle_l1_data_attribute): New.
6431 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6432 l1_data_A and l1_data_B.
6433 * doc/extend.texi (node Function Attributes): Document l1_text
6435 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6436 l1_data_A and l1_data_B variable attributes.
6438 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6440 * config/bfin/bfin.opt (minline-plt): Add.
6441 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6442 call to global functions.
6443 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6444 (Blackfin Options): Document -minline-plt.
6446 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6448 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6449 given a non-function.
6450 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6452 2007-08-28 DJ Delorie <dj@redhat.com>
6454 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6456 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6458 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6460 2007-08-28 Richard Guenther <rguenther@suse.de>
6462 * tree.h (struct tree_function_decl): Increase size of
6463 function_code bitfield.
6465 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6466 Kazu Hirata <kazu@codesourcery.com>
6468 * gcc/config/m68k/linux.h
6469 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6470 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6471 (m68k_return_in_memory): New.
6472 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6475 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6478 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6479 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6480 operand) when top VEC_SELECT extracts scalar element.
6481 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6482 (*vec_extract_v4sf_mem): Ditto.
6484 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6487 * passes.c (init_optimization_passes): Move pass_df_finish
6488 after pass_postreload sublist.
6490 PR rtl-optimization/33148
6491 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6492 (neg (lt X 0)) if X has scalar int mode.
6495 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6496 initializer, use build_vector_from_ctor if possible to create
6497 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6498 even after this, return NULL.
6500 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6502 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6504 2007-08-28 Richard Guenther <rguenther@suse.de>
6506 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6507 (struct tree_function_decl): Make function_code a bitfield.
6508 Add disregard_inline_limits flag.
6509 * cgraphunit.c (cgraph_process_new_functions): Check
6510 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6511 (cgraph_preserve_function_body_p): Likewise.
6512 * ipa-inline.c (compute_inline_parameters): Likewise.
6513 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6514 for GNU C extern inline functions.
6515 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6516 * tree-inline.c (disregard_inline_limits_p): Remove.
6517 * tree-inline.h (disregard_inline_limits_p): Likewise.
6518 * c-common.c (handle_always_inline_attribute): Set
6519 DECL_DISREGARD_INLINE_LIMITS.
6520 * langhooks.c (add_builtin_function): Verify the function code
6521 fits in the bitfield.
6523 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6524 Vladimir Yanovsky <yanov@il.ibm.com>
6525 Revital Eres <eres@il.ibm.com>
6526 Andrey Belevantsev <abel@ispras.ru>
6528 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6530 * modulo-sched.c: Add documentation regarding do-loop.
6531 (doloop_register_get): Change number of arguments to support
6532 the new do-loop pattern and check whether COUNT_REG has no other
6533 occurences in the loop besides in the control part.
6534 (duplicate_insns_of_cycles): Do not duplicate the insn which
6535 changes count_reg as it is already adjusted.
6536 (generate_prolog_epilog): New argument to support the new
6537 do-loop pattern. Change the subtract instruction to use
6538 expand_simple_binop. Call duplicate_insns_of_cycles with new
6540 (sms_schedule): Call doloop_register_get and
6541 generate_prolog_epilog with new argument. Do not handle loops
6542 with single sets insns with subreg in their lhs.
6543 * loop-doloop.c (doloop_optimize): Support for another do-loop
6545 (doloop_condition_get): Gets an instruction instead of a pattern
6546 and change the return condition when the do-loop pattern is
6548 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6549 deps when considering to not create edges.
6551 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6553 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6556 2007-08-27 Jason Merrill <jason@redhat.com>
6559 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6560 zero-sized types after calling gimplify_modify_expr_rhs.
6562 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6564 * regclass.c (init_reg_autoinc): Fix typo.
6566 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6568 Fix PR tree-optimization/33173
6569 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6571 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6574 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6575 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6578 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6579 David Ung <davidu@mips.com>
6580 Nigel Stephens <nigel@mips.com>
6582 Separate target-specific initialization from general
6583 back-end initialization.
6585 * toplev.c (init_alignments): New, split out from...
6586 (process_options): ...here.
6587 (backend_init_target): New, split out from...
6588 (backend_init): ...here.
6589 (lang_dependent_init_target): New, split out from...
6590 (lang_dependent_init): ...here.
6591 (target_reinit): New.
6592 * toplev.h (target_reinit): Declare.
6593 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6594 now can be called more than once. Update comments.
6595 * expr.h (init_expr_target): Likewise.
6596 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6597 now can be called more than once. Explicitly zero
6598 static_reg_base_value.
6599 * emit-rtl.c (init_emit_regs): New, split out from...
6600 (init_emit_once): Here.
6601 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6602 non-const, so that changes from command-line arguments can overwrite
6603 values provided by the static initializers.
6604 (initial_call_really_used_regs): New, used similarly to the above.
6605 (initial_reg_names): Likewise.
6606 (last_mode_for_init_move_cost): Promoted function-local static to
6607 file-scope static to make it accessible outside init_move_cost.
6608 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6609 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6610 reg_names since it is needed for parsing command-line options.
6611 (init_move_cost): Use last_mode_for_init_move_cost instead of
6612 function-local static.
6613 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6614 call_really_used_regs now. Reinitialize reg_names. Also
6615 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6616 reg_class_superunion. Clear losing_caller_save_reg_set.
6617 Preserve global registers if called more than once. Reset
6618 move cost, may_move_in_cost, may_move_out_cost, and
6619 last_mode_for_init_move_cost.
6620 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6621 can now be invoked more than once. Update comments.
6622 (init_regs): Update comments.
6623 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6624 and initial_call_really_used_regs, instead of the non-initial
6625 variables. This allows us to save the command-line register settings
6626 after target reinitialization.
6627 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6628 * rtl.h (init_emit_regs): Declare.
6629 (init_reg_modes_target, init_alias_target): Renamed as described
6631 * reload1.c (init_reload): Update comments.
6632 * optabs.c (init_optabs): Likewise.
6633 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6635 2007-08-26 Chao-ying Fu <fu@mips.com>
6637 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6640 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6642 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6644 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6646 * bb-reorder.c (copy_bb_p): Likewise.
6647 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6648 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6649 block_ends_with_condjump_p): Likewise.
6650 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6651 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6652 block_ends_with_condjump_p): Likewise.
6653 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6654 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6655 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6656 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6657 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6658 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6659 debug_true_const_tree instad of debug_true_tree.
6660 * debug.c (do_nothing_debug_hooks): Likewise.
6661 * debug.h (ignore_block, debug_true_const_tree): Constify.
6662 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6663 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6664 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6665 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6666 dbx_reg_number, is_based_loc, field_type,
6667 simple_type_align_in_bits, simple_decl_align_in_bits,
6668 simple_type_size_in_bits, field_byte_offset, insert_float,
6669 type_tag, member_declared_type, is_redundant_typedef,
6670 secname_for_decl, is_inlined_entry_point): Likewise.
6671 * emit-rtl.c (const_next_insn, const_previous_insn,
6672 const_next_nonnote_insn, const_prev_nonnote_insn,
6673 const_next_real_insn, const_prev_real_insn,
6674 const_next_active_insn, const_prev_active_insn, const_next_label,
6675 const_prev_label): Likewise.
6676 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6678 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6679 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6680 sched_insn_is_legitimate_for_speculation_p): Likewise.
6681 * jump.c (reversed_comparison_code_parts,
6682 reversed_comparison_code, reversed_comparison, condjump_label):
6684 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6685 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6687 * rtl.h (const_previous_insn, const_next_insn,
6688 const_prev_nonnote_insn, const_next_nonnote_insn,
6689 const_prev_real_insn, const_next_real_insn,
6690 const_prev_active_insn, const_next_active_insn, const_prev_label,
6691 const_next_label, modified_between_p, modified_in_p,
6692 const_note_storeskeep_with_call_p, condjump_label,
6693 reversed_comparison, reversed_comparison_code,
6694 reversed_comparison_code_parts, memory_modified_in_insn_p,
6695 stack_regs_mentioned): Likewise.
6696 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6697 keep_with_call_p): Likewise.
6698 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6699 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6700 sd_lists_size, sd_lists_empty_p): Likewise.
6701 * sched-int.h (sched_insns_conditions_mutex_p,
6702 haifa_classify_insn, no_real_insns_p,
6703 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6704 sd_lists_size, sd_lists_empty_p): Likewise.
6705 * sdbout.c (sdb_debug_hooks): Likewise.
6706 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6707 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6708 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6710 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6711 tree_can_throw_internal): Likewise.
6712 * tree-flow-inline.h (phi_nodes): Likewise.
6713 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6714 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6715 * tree-gimple.c (const_get_call_expr_in): Likewise.
6716 * tree-gimple.h (const_get_call_expr_in): Likewise.
6717 * tree.c (const_lookup_attribute, attribute_list_equal,
6718 attribute_list_contained): Likewise.
6719 * tree.h (attribute_list_equal, attribute_list_contained,
6720 const_lookup_attribute): Likewise.
6721 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6723 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6725 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6726 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6728 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6731 * config/alpha/constraints.md: Delete "svn:mime-type" property
6732 with svn propdel "svn:mime-type".
6734 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6737 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6738 non NOTE insn doesn't cross basic block.
6739 (noce_try_abs): Likewise.
6740 (noce_process_if_block): Likewise.
6742 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6745 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6746 operand without auto-inc-dec.
6747 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6748 offsettable_mem_operand.
6749 (floatunssidf2_internal): Same.
6750 (fix_truncdfsi2_internal): Same.
6751 (floatsidf_ppc64): Same.
6752 (floatunssidf_ppc64): Same.
6753 (fix_trunctfsi2_internal): Same.
6755 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6758 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6759 pass defines needed for version.c.
6761 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6763 * configure.ac (--debug-prefix-map check): Change assembler
6764 version presumed to have feature to 2.18.
6765 * configure: Regenerate.
6767 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6769 * c-common.c (vector_types_convertible_p,
6770 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6771 self_promoting_args_p): Constify.
6772 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6773 c_promoting_integer_type_p, self_promoting_args_p,
6774 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6775 * c-decl.c (anon_aggr_type_p): Likewise.
6776 * * c-dump.c (dump_stmt): Likewise.
6777 * c-objc-common.c (has_c_linkage): Likewise.
6778 * c-tree.h (same_translation_unit_p): Likewise.
6779 * c-typeck.c (null_pointer_constant_p,
6780 tagged_types_tu_compatible_p, function_types_compatible_p,
6781 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6782 comptypes_internal, struct tagged_tu_seen_cache,
6783 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6784 c_size_in_bytes): Likewise.
6785 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6786 hash_ptr, eq_ptr): Likewise.
6787 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6788 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6789 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6790 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6792 * optabs.c (optab_for_tree_code): Likewise.
6793 * optabs.h (optab_for_tree_code): Likewise.
6794 * rtl.h (simplify_rtx): Likewise.
6795 * simplify-rtx.c (simplify_rtx): Likewise.
6796 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6797 dump_flag, dump_node): Likewise.
6798 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6799 queue_and_dump_type, dump_flag): Likewise.
6800 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6801 * tree-pass.h (dump_node): Likewise.
6802 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6803 supportable_narrowing_operation): Likewise.
6804 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6805 supportable_narrowing_operation): Likewise.
6806 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6807 is_negative_overflow_infinity, is_positive_overflow_infinity,
6808 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6809 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6810 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6811 ssa_name_nonzero_p, fp_predicate): Likewise.
6812 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6813 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6814 ssa_name_nonnegative_p): Likewise.
6816 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6818 * config.gcc : Add x86_64-elf target.
6820 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6822 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6824 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6825 Nigel Stephens <nigel@mips.com>
6829 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6830 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6831 * expr.c (SET_BY_PIECES_P): Define.
6832 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6833 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6834 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6836 * expr.h (SET_RATIO): Define.
6837 (can_store_by_pieces, store_by_pieces): Update prototypes.
6838 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6839 can_store_by_pieces/store_by_pieces.
6840 (expand_builtin_memcpy_args): Likewise.
6841 (expand_builtin_strncpy): Likewise.
6842 (expand_builtin_memset_args): Likewise. Also remove special case
6843 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6844 decide what to do instead.
6845 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6846 to can_store_by_pieces.
6848 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6849 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6851 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6852 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6853 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6854 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6855 (STORE_BY_PIECES_P): Define.
6857 2007-08-24 Tom Tromey <tromey@redhat.com>
6859 * varpool.c (varpool_last_needed_node): Fix comment typo.
6860 * c-decl.c (duplicate_decls): Fix comment typo.
6861 (clone_underlying_type): Update comment.
6863 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6866 alpha_in_small_data_p, alpha_split_complex_arg,
6867 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6869 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6870 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6872 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6873 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6874 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6875 * config/darwin.c (darwin_binds_local_p): Likewise.
6876 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6878 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6879 i386_pe_valid_dllimport_attribute_p): Likewise.
6880 * config/i386/i386.c (ix86_function_regparm,
6881 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6882 x86_can_output_mi_thunk, ix86_mangle_type,
6883 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6884 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6885 i386_pe_binds_local_p): Likewise.
6886 * config/ia64/ia64.c
6887 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6888 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6889 ia64_invalid_conversion, ia64_invalid_unary_op,
6890 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6892 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6893 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6894 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6895 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6896 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6897 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6898 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6899 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6900 * config/pa/pa.c (pa_commutative_p): Likewise.
6901 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6903 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6904 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6905 rs6000_use_blocks_for_constant_p,
6906 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6907 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6908 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6909 * config/s390/s390.c (s390_mangle_type,
6910 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6912 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6913 th_in_small_data_p): Likewise.
6914 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6915 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6917 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6918 sparc_mangle_type): Likewise.
6919 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6920 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6921 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6923 * hooks.c (hook_bool_mode_const_rtx_false,
6924 hook_bool_mode_const_rtx_true,
6925 hook_bool_const_tree_hwi_hwi_const_tree_false,
6926 hook_bool_const_tree_hwi_hwi_const_tree_true,
6927 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6928 hook_constcharptr_const_tree_null,
6929 hook_constcharptr_const_rtx_null,
6930 hook_constcharptr_const_tree_const_tree_null,
6931 hook_constcharptr_int_const_tree_null,
6932 hook_constcharptr_int_const_tree_const_tree_null): New.
6933 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6934 hook_bool_tree_hwi_hwi_tree_false,
6935 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6936 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6937 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6938 hook_constcharptr_int_tree_null,
6939 hook_constcharptr_int_tree_tree_null): Delete.
6940 (default_can_output_mi_thunk_no_vcall): Constify.
6941 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6942 hook_bool_tree_hwi_hwi_tree_false,
6943 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6944 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6945 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6946 hook_constcharptr_int_tree_null,
6947 hook_constcharptr_int_tree_tree_null): Delete.
6948 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6949 hook_bool_const_tree_hwi_hwi_const_tree_false,
6950 hook_bool_const_tree_hwi_hwi_const_tree_true,
6951 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6952 hook_constcharptr_const_tree_null,
6953 hook_constcharptr_const_rtx_null,
6954 hook_constcharptr_const_tree_const_tree_null,
6955 hook_constcharptr_int_const_tree_null,
6956 hook_constcharptr_int_const_tree_const_tree_null): New.
6957 (default_can_output_mi_thunk_no_vcall): Constify.
6958 * integrate.c (function_attribute_inlinable_p): Likewise.
6959 * integrate.h (function_attribute_inlinable_p): Likewise.
6960 * jump.c (rtx_renumbered_equal_p): Likewise.
6961 * output.h (decl_readonly_section, categorize_decl_for_section,
6962 default_use_anchors_for_symbol_p, default_binds_local_p,
6963 default_binds_local_p_1): Likewise.
6964 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6966 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6967 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6968 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6969 TARGET_COMP_TYPE_ATTRIBUTES,
6970 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6971 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6972 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6973 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6974 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6975 * target.h (can_output_mi_thunk, needs_block_p,
6976 first_cycle_multipass_dfa_lookahead_guard_spec,
6977 vector_alignment_reachable, comp_type_attributes,
6978 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6979 commutative_p, use_blocks_for_constant_p,
6980 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6981 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6982 invalid_within_doloop, valid_dllimport_attribute_p,
6983 split_complex_arg, invalid_arg_for_unprototyped_fn,
6984 invalid_conversion, invalid_unary_op, invalid_binary_op):
6986 * targhooks.c (default_invalid_within_doloop,
6987 hook_invalid_arg_for_unprototyped_fn,
6988 default_builtin_vector_alignment_reachable): Likewise.
6989 (hook_bool_rtx_commutative_p): Delete.
6990 (hook_bool_const_rtx_commutative_p): New.
6991 * targhooks.h (default_invalid_within_doloop,
6992 default_builtin_vector_alignment_reachable,
6993 hook_invalid_arg_for_unprototyped_fn): Constify.
6994 (hook_bool_rtx_commutative_p): Delete.
6995 (hook_bool_const_rtx_commutative_p): New.
6996 * varasm.c (bss_initializer_p, decl_default_tls_model,
6997 categorize_decl_for_section, decl_readonly_section,
6998 default_use_anchors_for_symbol_p, default_binds_local_p,
6999 default_binds_local_p_1): Constify.
7001 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7003 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7004 __NO_BUILTIN if -fno-builtin.
7006 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7008 * config/bfin/bfin.c (print_operand): Report error instead of
7009 ICE for wrong operand.
7011 2007-08-24 Michael Matz <matz@suse.de>
7013 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7015 2007-08-24 Richard Guenther <rguenther@suse.de>
7018 * tree-ssa.c (useless_type_conversion_p): Split into a
7019 recursive and a non-recursive part.
7020 (useless_type_conversion_p_1): New function.
7021 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7022 from maybe_fold_offset_to_reference is trivially convertible
7023 to the desired type before doing the simplification.
7025 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7027 * expr.c (store_expr): Optimize initialization of an array
7029 * expr.h (builtin_strncpy_read_str): New prototype.
7030 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7033 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7036 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7037 field when initializing if_info structure.
7039 2007-08-24 Richard Guenther <rguenther@suse.de>
7041 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7043 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7044 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7045 * tree-inline.c (inlinable_function_p): Fold in common parts of
7046 the cannot_inline_tree_fn langhook.
7047 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7048 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7049 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7050 cannot_inline_tree_fn langhook.
7051 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7052 cannot_inline_tree_fn member.
7054 2007-08-24 Richard Guenther <rguenther@suse.de>
7056 * expr.c (get_inner_reference): Do computation of bitoffset
7057 from offset in a way we can detect overflow reliably.
7059 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7061 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7063 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7065 * config/bfin/bfin.opt (mfast-fp): Add.
7066 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7067 libbffastfp override libgcc if -mfast-fp.
7068 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7069 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7070 (Blackfin Options): Document -mfast-fp.
7072 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7074 PR tree-optimization/32573
7076 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7077 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7078 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7079 (build_classic_dist_vector): Return false rather than true if
7080 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7081 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7082 returned false. Don't call save_dist_v before calling
7083 build_classic_dist_vector_1.
7084 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7085 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7086 DDR_DIR_VECTS vectors.
7088 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7090 * configure.ac (leb128): Modify sed statement to work with any
7091 binutils version string.
7092 * configure: Regenerate
7094 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7096 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7097 Wrap in RTX_CODE macro guard.
7098 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7099 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7100 arm_mark_dllimport, arm_pe_encode_section_info,
7101 arm_pe_unique_section): Use ISO-C function declarations.
7102 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7103 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7104 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7106 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7107 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7109 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7111 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7112 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7113 (register_move_cost): Use ISO-C function declarations.
7114 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7115 * config/score/score-protos.h (score_declare_object): Add
7117 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7119 * final.c (profile_function): Avoid empty if-bodies.
7122 * calls.c (must_pass_in_stack_var_size,
7123 must_pass_in_stack_var_size_or_pad): Constify.
7124 * config/alpha/alpha-protos.h (function_value): Likewise.
7125 * config/alpha/alpha.c (alpha_return_in_memory,
7126 alpha_pass_by_reference, function_value,
7127 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7128 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7130 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7131 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7132 TARGET_PROMOTE_PROTOTYPES): Likewise.
7133 * config/arm/arm-protos.h (arm_return_in_memory,
7134 arm_pad_arg_upward, arm_function_value): Likewise.
7135 * config/arm/arm.c (arm_pass_by_reference,
7136 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7137 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7138 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7140 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7141 * config/avr/avr-protos.h (avr_function_value): Likewise.
7142 * config/avr/avr.c (avr_return_in_memory,
7143 gas_output_limited_string, gas_output_ascii, avr_function_value,
7144 avr_return_in_memory): Likewise.
7145 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7146 * config/bfin/bfin.c (bfin_pass_by_reference,
7147 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7148 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7150 * config/cris/cris.c (cris_pass_by_reference,
7151 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7152 * config/crx/crx.c (crx_return_in_memory): Likewise.
7153 * config/darwin.c (function_base, machopic_function_base_name):
7155 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7156 TARGET_PROMOTE_PROTOTYPES): Likewise.
7157 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7158 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7159 * config/i386/i386-protos.h (ix86_return_in_memory,
7160 ix86_sol10_return_in_memory): Likewise.
7161 * config/i386/i386.c (ix86_function_value,
7162 ix86_function_sseregparm, ix86_must_pass_in_stack,
7163 type_natural_mode, classify_argument, examine_argument,
7164 construct_container, ix86_pass_by_reference, function_value_32,
7165 function_value_64, ix86_function_value_1, return_in_memory_32,
7166 return_in_memory_64, return_in_memory_ms_64,
7167 ix86_return_in_memory, ix86_sol10_return_in_memory,
7168 TARGET_PROMOTE_PROTOTYPES): Likewise.
7169 * config/ia64/ia64-protos.h (ia64_function_value,
7170 ia64_hpux_function_arg_padding): Likewise.
7171 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7172 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7173 ia64_hpux_function_arg_padding): Likewise.
7174 * config/iq2000/iq2000-protos.h (function_arg,
7175 iq2000_function_value): Likewise.
7176 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7177 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7178 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7179 function_arg, iq2000_function_value): Likewise.
7180 * config/m32c/m32c-protos.h (m32c_function_value,
7181 m32c_promote_function_return): Likewise.
7182 * config/m32c/m32c.c (m32c_pass_by_reference,
7183 m32c_promote_prototypes, m32c_promote_function_return,
7184 m32c_function_value): Likewise.
7185 * config/m32r/m32r.c (m32r_return_in_memory,
7186 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7187 m32r_in_small_data_p): Likewise.
7188 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7190 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7191 m68hc11_function_arg_padding): Likewise.
7192 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7193 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7194 m68k_function_value): Likewise.
7195 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7196 mcore_function_value): Likewise.
7197 * config/mcore/mcore.c (handle_structs_in_regs,
7198 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7199 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7200 mcore_num_arg_regs, mcore_function_value): Likewise.
7201 * config/mips/mips-protos.h (mips_pad_arg_upward,
7202 mips_function_value): Likewise.
7203 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7204 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7205 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7206 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7207 mips_function_value): Likewise.
7208 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7210 * config/mmix/mmix.c (mmix_pass_by_reference,
7211 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7212 mmix_encode_section_info): Likewise.
7213 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7215 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7216 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7217 mn10300_function_value): Likewise.
7218 * config/mt/mt-protos.h (mt_function_value): Likewise.
7219 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7220 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7221 * config/pa/pa-protos.h (function_arg_padding, function_value,
7222 pa_return_in_memory): Likewise.
7223 * config/pa/pa.c (pa_pass_by_reference,
7224 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7225 function_arg_padding, function_value, pa_return_in_memory):
7227 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7228 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7229 function_arg_padding): Likewise.
7230 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7231 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7232 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7233 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7234 function_arg_padding, altivec_expand_dst_builtin,
7235 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7236 altivec_init_builtins, rs6000_common_init_builtins,
7237 rs6000_function_value): Likewise.
7238 * s390/s390-protos.h (s390_function_value): Likewise.
7239 * config/s390/s390.c (s390_function_arg_size,
7240 s390_pass_by_reference, s390_return_in_memory,
7241 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7242 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7243 * config/score/score-protos.h (score_function_value): Likewise.
7244 * config/score/score.c (score_arg_partial_bytes,
7245 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7246 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7247 score_pass_by_reference, score_add_offset, score_function_value):
7249 * config/sh/sh-protos.h (sh_attr_renesas_p,
7250 sh_promote_prototypes): Likewise.
7251 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7252 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7253 sh_attr_renesas_p): Likewise.
7254 * config/sparc/sparc-protos.h (function_value,
7255 function_arg_padding): Likewise.
7256 * config/sparc/sparc.c (sparc_promote_prototypes,
7257 sparc_return_in_memory, sparc_pass_by_reference,
7258 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7259 function_arg_record_value_2, function_arg_record_value_1,
7260 function_arg_record_value, function_arg_record_value,
7261 function_arg_padding, function_value): Likewise.
7262 * config/spu/spu-protos.h (spu_function_value): Likewise.
7263 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7264 spu_function_value): Likewise.
7265 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7267 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7268 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7269 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7271 * config/v850/v850.c (v850_return_in_memory,
7272 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7273 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7274 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7275 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7276 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7278 * explow.c (promote_mode, hard_function_value): Likewise.
7279 * expr.h (hard_function_value, promote_mode): Likewise.
7280 * function.c (aggregate_value_p): Likewise.
7281 * hooks.c (hook_bool_const_tree_true): New.
7282 * hooks.h (hook_bool_const_tree_true): New.
7283 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7284 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7285 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7286 TARGET_RETURN_IN_MSB): Likewise.
7287 * target.h (promote_function_args, promote_function_return,
7288 promote_prototypes, return_in_memory, return_in_msb,
7289 pass_by_reference, must_pass_in_stack, callee_copies,
7290 function_value): Likewise.
7291 * targhooks.c (default_return_in_memory,
7292 hook_pass_by_reference_must_pass_in_stack,
7293 hook_callee_copies_named,
7294 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7295 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7296 default_function_value): Likewise.
7297 * targhooks.h (default_return_in_memory,
7298 hook_pass_by_reference_must_pass_in_stack,
7299 hook_callee_copies_named,
7300 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7301 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7302 default_function_value): Likewise.
7303 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7304 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7305 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7306 * tree.c (needs_to_live_in_memory): Likewise.
7307 * tree.h (struct tree_type, needs_to_live_in_memory,
7308 aggregate_value_p, must_pass_in_stack_var_size,
7309 must_pass_in_stack_var_size_or_pad): Likewise.
7310 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7311 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7312 lookup_filename): Likewise.
7314 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7317 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7318 fake fcomi i387 instruction for !TARGET_CMOVE.
7319 (ix86_expand_branch): Expand natural sequence with one jump for
7320 all targets, not only TARGET_CMOVE.
7321 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7322 pattern to implement fake fcomi sequence. Split instruction after
7323 reload to correct compare sequences.
7324 (*cmpfp_xf_cc): Ditto.
7325 (*cmpfp_<mode>_cc): Ditto.
7326 (*cmpfp_u_cc): Ditto.
7327 (*cmpfp_<mode>_cc): Ditto.
7329 2007-08-23 Richard Guenther <rguenther@suse.de>
7331 * tree-pretty-print.c (dump_generic_node): Annotate
7332 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7334 2007-08-23 Richard Guenther <rguenther@suse.de>
7336 * builtins.c (expand_builtin_mathfn): Wrap argument in
7337 save_expr directly instead of re-building the call.
7338 (expand_builtin_mathfn_2): Likewise.
7339 (expand_builtin_mathfn_3): Likewise.
7340 (expand_builtin_interclass_mathfn): Likewise.
7341 (expand_builtin_int_roundingfn): Set arg.
7342 (expand_builtin_int_roundingfn_2): Likewise.
7344 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7346 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7347 *sse_nand<mode>3, *sse_xor<mode>3): New.
7349 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7351 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7352 * config/i386/i386.c (print_operand): Handle ';' code. Output
7353 semicolon for TARGET_MACHO.
7354 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7355 emit semicolon after 'lock' prefix.
7356 (sync_double_compare_and_swap<mode>): Ditto.
7357 (*sync_double_compare_and_swapdi_pic): Ditto.
7358 (*sync_compare_and_swap_cc<mode>): Ditto.
7359 (sync_double_compare_and_swap_cc<mode>): Ditto.
7360 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7361 (sync_old_add<mode>): Ditto.
7362 (sync_add<mode>): Ditto.
7363 (sync_sub<mode>): Ditto.
7364 (sync_ior<mode>): Ditto.
7365 (sync_and<mode>): Ditto.
7366 (sync_xor<mode>): Ditto.
7368 2007-08-22 Chao-ying Fu <fu@mips.com>
7370 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7372 (copy_rtx): Handle CONST_FIXED.
7373 (rtx_equal_p): Likewise.
7374 * rtl.h (fixed_value.h): New include.
7375 (rtx_def): Add a new field of fixed_value to u.
7376 (XCNMPFV): Define for accessing fixed_value.
7377 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7379 * rtl.def (CONST_FIXED): New constant.
7380 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7381 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7382 US_ASHIFT): New codes.
7383 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7384 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7385 unsigned_fract_convert, unsigned_sat_fract): Document them.
7386 * varasm.c (assemble_integer): Extend to support fixed-point constants
7387 by using different machine classes.
7388 (decode_addr_const): Handle FIXED_CST.
7389 (const_hash_1): Likewise.
7390 (compare_constant): Likewise.
7391 (copy_constant): Likewise.
7392 (const_rtx_hash_1): Handle CONST_FIXED.
7393 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7394 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7396 (initializer_constant_valid_p): Handle FIXED_CST.
7397 (output_constant): Support FIXED_POINT_TYPE.
7398 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7399 * cse.c (hash_rtx): Support CONST_FIXED.
7400 (exp_equiv_p): Likewise.
7401 (cannon_reg): Likewise.
7402 (fold_rtx): Likewise.
7403 (equiv_constant): Likewise.
7404 (cse_process_notes_1): Likewise.
7405 (count_reg_usage): Likewise.
7406 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7407 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7408 (wrap_constant): Check CONST_FIXED.
7409 (cselib_hash_rtx): Support CONST_FIXED.
7410 (cselib_subst_to_values): Likewise.
7411 * df-scan.c (df_uses_record): Likewise.
7412 * gcse.c (want_to_gcse_p): Likewise.
7413 (oprs_unchanged_p): Likewise.
7414 (oprs_not_set_p): Likewise.
7415 (compute_transp): Likewise.
7416 (extract_mentioned_regs_helper): Likewise.
7417 * genemit.c (gen_exp): Likewise.
7418 * local-alloc.c (equiv_init_varies_p): Likewise.
7419 (contains_replace_regs): Likewise.
7420 (memref_referenced_p): Likewise.
7421 * loop-invariant.c (check_maybe_invariant): Likewise.
7422 (hash_invariant_expr_1): Likewise.
7423 (invariant_expr_equal_p): Likewise.
7424 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7425 * regclass.c (reg_scan_mark_refs): Likewise.
7426 * regrename.c (scan_rtx): Likewise.
7427 * resource.c (mark_referenced_resources): Likewise.
7428 (mark_set_resources): Likewise.
7429 * rtlanal.c (rtx_unstable_p): Likewise.
7430 (rtx_varies_p): Likewise.
7431 (count_occurrences): Likewise.
7432 (reg_mentioned_p): Likewise.
7433 (modified_between_p): Likewise.
7434 (modified_in_p): Likewise.
7435 (volatile_insn_p): Likewise.
7436 (volatile_refs_p): Likewise.
7437 (side_effects_p): Likewise.
7438 (may_trap_p_1): Likewise.
7439 (inequality_comparisons_p): Likewise.
7440 (computed_jump_p_1): Likewise.
7441 (commutative_operand_precedence): Likewise.
7442 * sched-deps.c (sched_analyze_2): Likewise.
7443 * sched-vis.c (print_value): Likewise.
7444 * reload.c (operands_match_p): Likewise.
7445 (subst_reg_equivs): Likewise.
7446 * reload1.c (eliminate_regs_1): Likewise.
7447 (elimination_effects): Likewise.
7448 (scan_paradoxical_subregs): Likewise.
7449 * alias.c (rtx_equal_for_memref_p): Likewise.
7450 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7451 * emit-rtl.c (const_fixed_htab): New hash table.
7452 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7454 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7455 const_fixed_from_fixed_value): New functions.
7456 (verify_rtx_sharing): Handle CONST_FIXED.
7457 (copy_rtx_if_shared_1): Likewise.
7458 (reset_used_flags): Likewise.
7459 (set_used_flags): Likewise.
7460 (copy_insn_1): Likewise.
7461 (init_emit_once): Create const_fixed_htab.
7462 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7464 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7466 PR tree-optimization/32949
7467 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7468 before failing for ivs with non-constant step.
7470 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7472 * doc/md.texi (Iterators): Renamed from Macros. All contents
7473 changed to reflect rename of respectively define_code_macro and
7474 define_mode_macro to define_code_iterator and define_mode_iterator.
7475 (Mode Iterators, Code Iterators): Similar.
7476 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7477 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7478 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7479 (initialize_iterators, find_iterator, check_code_iterator)
7480 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7481 (read_mapping, read_rtx_1): Similar.
7482 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7483 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7484 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7485 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7486 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7487 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7488 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7489 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7490 config/rs6000/sync.md, config/rs6000/rs6000.md,
7491 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7492 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7493 config/vax/vax.md, config/bfin/bfin.md: Similar.
7495 2007-08-22 David Daney <ddaney@avtrex.com>
7497 * doc/install.texi (Testing): Mention testing on a simulator.
7499 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7501 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7503 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7504 and rearrange floating point conversion functions into different
7507 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7509 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7510 dfa_post_advance_cycle): New scheduler hooks.
7511 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7512 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7514 (TARGET_SCHED): Use them.
7515 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7516 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7517 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7519 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7520 function to facilitate debugging.
7521 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7522 (output_insn_has_dfa_reservation_p): New static function to output
7523 insn_has_dfa_reservation_p ().
7524 (write_automata): Use it.
7525 * genattr.c (main): Output declaration for
7526 insn_has_dfa_reservation_p ().
7528 2007-08-22 Christian Bruel <christian.bruel@st.com>
7529 Richard Guenther <rguenther@suse.de>
7531 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7532 * simplify_rtx (simplify_binary_operation_1): Likewise.
7534 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7536 PR rtl-optimization/32557
7537 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7538 of REGNO (mws->mw_reg).
7540 2007-08-22 Richard Guenther <rguenther@suse.de>
7543 * builtins.c (expand_builtin_int_roundingfn): Replace call
7544 argument wrapped with SAVE_EXPR directly.
7545 (expand_builtin_int_roundingfn_2): Likewise.
7547 2007-08-22 Richard Guenther <rguenther@suse.de>
7549 * tree-inline.c (inlinable_function_p): Restore disregarding
7550 inline limits for GNU extern inline functions.
7552 2007-08-22 Richard Guenther <rguenther@suse.de>
7555 * tree.c (host_integerp): Treat sizetype as signed as it is
7558 2007-08-21 Ian Lance Taylor <iant@google.com>
7560 PR tree-optimization/33134
7561 * tree-vrp.c (adjust_range_with_scev): Call
7562 set_value_range_to_value.
7564 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7566 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7569 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7571 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7574 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7576 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7577 cases to set eight bytes at a time.
7578 (expand_block_move): Likewise.
7580 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7583 * dwarf2out.c (gen_decl_die): Don't call
7584 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7586 2007-08-21 Paul Brook <paul@codesourcery.com>
7587 Nathan Sidwell <nathan@codesourcery.com>
7588 Mark Mitchell <mark@codesourcery.com>
7589 Joseph Myers <joseph@codesourcery.com>
7591 * configure.ac: Add --with-pkgversion and --with-bugurl.
7592 * configure: Regenerate.
7593 * doc/install.texi: Document them.
7594 * version.c (version_string): Remove VERSUFFIX.
7595 (VERSUFFIX): Remove.
7596 (pkgversion_string): New.
7597 (bug_report_url): Do not hard-code initializer.
7598 * version.h (pkgversion_string): Declare.
7599 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7601 (version.o): Define PKGVERSION and BUGURL.
7602 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7603 (%.pod): Define BUGURL.
7604 * gcc.c (process_command, main): Use pkgversion_string.
7605 * toplev.c (compile_file, print_version): Likewise.
7606 * protoize.c (main): Likewise.
7607 * gcov.c (print_version): Likewise. Update copyright date.
7608 * gcov-dump.c (print_version): Likewise. Update copyright date.
7609 * mips-tdump.c (main): Likewise. Update copyright date.
7610 * mips-tfile.c (main): Likewise. Update copyright date.
7611 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7612 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7613 shorten description.
7614 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7615 * doc/gccint.texi: Likewise.
7616 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7617 Update copyright date.
7619 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7621 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7622 (ix86_expand_strlensi_unroll_1): Ditto.
7623 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7624 (ix86_expand_carry_flag_compare): Update comment.
7626 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7629 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7630 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7632 2007-08-21 Richard Guenther <rguenther@suse.de>
7634 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7636 2007-08-21 Richard Guenther <rguenther@suse.de>
7639 * fold-const.c (fold_binary): Remove index +p PTR folding.
7640 Fix types of POINTER_PLUS_EXPR generated by folding of
7643 2007-08-20 Chao-ying Fu <fu@mips.com>
7645 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7646 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7647 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7648 (c_common_fixed_point_type_for_size): Declare.
7649 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7650 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7651 (c_token_starts_declspecs): Likewise.
7652 (c_parser_declspecs): Likewise.
7653 (c_parser_attributes): Likewise.
7654 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7655 (c_declspecs): Add saturating_p.
7656 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7657 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7658 _Sat. Handle RID_SAT.
7659 Avoid using void, bool, char, int, float, double, _Decimal32,
7660 _Decimal64, _Decimal128, and complex with _Sat.
7661 Handle RID_FRACT and RID_ACCUM.
7662 Make sure _Sat is used with _Fract or _Accum.
7663 (finish_declspecs): Handle cts_fract and cts_accum.
7664 * c-common.c (fixed-value.h): New include.
7665 (constant_expression_warning): Handle FIXED_CST.
7666 (overflow_warning): Likewise.
7667 (warnings_for_convert_and_check): Likewise.
7668 (c_common_fixed_point_type_for_size): New.
7669 (c_common_type_for_mode): Handle fixed-point modes to
7670 return various saturating/non-saturating, signed/unsigned types.
7671 (c_common_signed_or_unsigned_type): Support fixed-point types.
7672 (shorten_compare): Check fixed-point zero.
7673 Handle FIXED_POINT_TYPE.
7674 (c_common_truthvalue_conversion): Handle FIXED_CST.
7675 Handle FIXED_POINT_TYPE.
7676 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7678 (handle_mode_attribute): Handle fixed-point modes. Need to check
7679 if the signness of base type and fixed-point modes are consistent.
7680 (handle_vector_size_attribute): Handle fixed-point modes.
7681 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7682 (warn_for_div_by_zero): Check fixed-point zero.
7683 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7684 a common fixed-point type based on fbit, ibit, sign, and saturation.
7685 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7686 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7687 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7688 (convert_for_assignment): Support FIXED_POINT_TYPE.
7689 (digest_init): Handle FIXED_POINT_TYPE.
7690 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7691 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7692 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7693 GE_EXPR, LT_EXPR, GT_EXPR.
7694 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7695 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7696 * target.h (gcc_target): Add fixed_point_supported_p.
7697 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7698 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7699 (default_fixed_point_supported_p): Define.
7700 * targhooks.h (default_fixed_point_supported_p): Declare.
7701 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7702 * doc/install.texi (Configuration): Add --enable-fixed-point.
7703 * configure.ac (--enable-fixed-point): New to enable fixed-point
7704 arithmetic extension to C. For mips targets, we enable it by default.
7705 * configure, config.in: Regenerate.
7707 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7709 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7711 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7713 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7714 DWARF2_DEBUGGING_INFO.
7715 (cold_text_section_used): Same.
7716 (cold_text_section): Same.
7718 2007-08-20 Richard Guenther <rguenther@suse.de>
7720 * c-typeck.c (convert_for_assignment): Use the type of
7721 the member for the initialization.
7723 2007-08-20 Richard Guenther <rguenther@suse.de>
7725 * c-objc-common.c (c_disregard_inline_limits): Remove.
7726 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7727 * cgraphunit.c (cgraph_process_new_functions): Call
7728 disregard_inline_limits_p.
7729 (cgraph_preserve_function_body_p): Likewise.
7730 * ipa-inline.c (compute_inline_parameters): Likewise.
7731 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7733 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7734 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7735 disregard_inline_limits langhook.
7736 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7738 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7739 disregard_inline_limits langhook.
7740 * tree-inline.c (disregard_inline_limits_p): New function.
7741 * tree-inline.h (disregard_inline_limits_p): Declare.
7743 2007-08-20 Richard Guenther <rguenther@suse.de>
7745 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7746 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7747 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7748 auto_var_in_fn_p langhook.
7749 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7751 * tree.c (auto_var_in_fn_p): ... here.
7752 (find_var_from_fn): Call auto_var_in_fn_p directly.
7753 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7754 auto_var_in_fn_p langhook.
7755 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7756 (copy_body_r): Likewise.
7757 (self_inlining_addr_expr): Likewise.
7758 * tree.h (auto_var_in_fn_p): Declare.
7760 2007-08-20 Richard Guenther <rguenther@suse.de>
7762 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7763 (walk_type_fields): Take lh parameter.
7764 (walk_tree): Rename to ...
7765 (walk_tree_1): ... this. Do not call the walk_subtrees
7766 langhook but the now passed callback. Pass lh on recursion.
7767 (walk_tree_without_duplicates): Rename to ...
7768 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7769 and call walk_tree_1.
7770 * tree.h (walk_tree_lh): New typedef.
7771 (walk_tree_1): Declare.
7772 (walk_tree_without_duplicates_1): Likewise.
7773 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7774 (walk_tree_without_duplicates): New define to
7775 walk_tree_without_duplicates_1 with NULL lh parameter.
7776 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7777 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7779 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7780 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7781 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7784 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7787 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7788 code in front of the compacting of basic blocks.
7789 Move the folding of statements inbetween the cgraph checking
7790 and compacting of basic blocks.
7792 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7793 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7796 * config/alpha/alpha.c (va_list_skip_additions): Check for
7797 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7798 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7799 PLUS_EXPR when checking ap.__base.
7800 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7801 when doing addition on pointer types. Use size_int instead of
7803 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7804 ptr_type in the second operand.
7806 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7809 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7811 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7814 * cfgexpand.c (expand_one_register_var): Mark pointer
7815 DECL_ARTIFICIAL as REG_POINTER also.
7816 * stmt.c (expand_decl): Likewise.
7818 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7825 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7826 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7827 on_worklist argument and avoid adding things to worklist multiple
7829 (add_to_worklist): Ditto.
7830 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7831 single SFT is clobbered.
7832 (set_initial_properties): Ditto.
7833 (compute_call_clobbered): Update for changes to function
7835 (create_overlap_variables_for): Always create SFT for offset 0.
7836 (create_structure_vars): Handle PHI's, since we are in SSA form at
7838 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7839 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7841 (add_vars_for_offset): Figure out aliases from access + points-to.
7842 (add_virtual_operand): Use add_vars-for_offset.
7843 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7844 (add_call_clobber_ops): Remove makes_clobbering_call set.
7845 (get_expr_operands): Always pass through the INDIRECT_REF
7847 * tree-ssa-structalias.c (struct constraint_graph): Remove
7849 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7850 address_taken, pt_used, number_incoming.
7851 (FIRST_ADDR_NODE): Removed.
7852 (merge_graph_nodes): Remove broken code for the moment.
7853 (init_graph): New function.
7854 (build_pred_graph): Remove code to init_graph.
7855 Add location equivalence support.
7856 (struct scc_info): Rename roots to deleted.
7858 (init_scc_info): Ditto
7859 (init_topo_info): Use graph->size.
7860 (compute_topo_order): Ditto.
7861 (do_da_constraint): Removed.
7862 (do_sd_constraint): Remove calls to find().
7863 set_union_with_increment should always get 0 as last arg here.
7864 (do_complex_constraint): Replace do_da_constraint with assert.
7866 (struct equiv_class_label): New.
7867 (pointer_equiv_class_table): Ditto.
7868 (location_equiv_class_table): Ditto.
7869 (equiv_class_label_hash): Ditto.
7870 (equiv_class_label_eq): Ditto
7871 (equiv_class_lookup): Ditto.
7872 (equiv_class_ladd): Ditto.
7873 (pointer_equiv_class): Ditto.
7874 (location_equiv_class): Ditto.
7875 (condense_visit): Rename and rewrite from label_visit to do only
7876 SCC related stuff for HU.
7877 (label_visit): Do HU work for HU.
7878 (perform_var_substitution): Update to do HU and location
7880 (free_var_substitution_info): Update to free HU and location
7881 equivalence structures. */
7882 (find_equivalent_node): Update for pointer but not location
7884 (unite_pointer_equivalences): New function.
7885 (move_complex_constraints): Rewrite to only do moving.
7886 (rewrite_constraints): Split out of move_complex_constraints.
7887 (solve_graph): Use graph->size.
7888 (process_constraint_1): Add from_call argument, use it.
7889 Split *a = &b into two constraints.
7890 (process_constraint): Use new process_constraint_1.
7891 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7892 (get_constraint_for): Handle non-pointer integers properly.
7893 Remove code that used to handle structures.
7894 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7895 with unknown addends.
7896 (handle_rhs_call): New function.
7897 (find_func_aliases): Use handle_rhs_call.
7898 (set_uids_in_ptset): Add an assert.
7899 (set_used_smts): Fix bug in not considering unified vars.
7900 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7901 (compute_points_to_sets): Update for other function changes.
7902 (delete_points_to_sets): Ditto.
7903 (ipa_pta_execute): Ditto.
7904 (pass_ipa_pta): We need to update SSA after ipa_pta.
7906 2007-08-19 Jan Hubicka <jh@suse.cz>
7908 * i386.md: Replace "rim" and "mri" constraints by "g".
7910 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7912 * dwarf2out.c (text_section_used, cold_text_section_used,
7913 cold_text_section, dwarf2out_note_section_used): New.
7914 (dwarf2out_init): Initialize cold_text_section.
7915 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7916 dwarf2out_note_section_used.
7917 (size_of_aranges): Only count entry for text section if it was
7918 used. Count entry for cold text section if it was used.
7919 (output_aranges): Only output entries for text section and cold
7920 text section if they were used.
7922 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7924 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7926 (debug_generic_stmt): Likewise.
7927 (debug_tree_chain): Likewise.
7929 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7931 * tree-data-refs.c (split_constant_offset): Expose.
7932 * tree-data-refs.h (split_constant_offset): Add declaration.
7934 * tree-vectorizer.h (dr_alignment_support): Renamed
7935 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7936 Added a new value dr_explicit_realign.
7937 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7938 dr_offset, dr_step, and dr_aligned_to, along with new access
7939 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7940 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7941 STMT_VINFO_DR_ALIGNED_TO.
7943 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7945 In case of outer-loop vectorization with non-fixed misalignment - use
7946 the dr_explicit_realign scheme instead of the optimized realignment
7948 (new_stmt_vec_info): Initialize new fields.
7950 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7951 'nested_in_vect_loop' case. Change verbosity level.
7952 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7953 Don't fail on zero step in the outer-loop for loads.
7954 (vect_analyze_data_refs): Call split_constant_offset to calculate
7955 base, offset and init relative to the outer-loop.
7957 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7958 BSI function argument with a new function argument - at_loop.
7959 Simplify the condition that determines STEP. Takes additional argument
7960 INV_P. Support outer-loop vectorization (handle the
7961 nested_in_vect_loop case), including zero step in the outer-loop. Call
7962 vect_create_addr_base_for_vector_ref with additional argument.
7963 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7964 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7965 Fixed and simplified calculation of step.
7966 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7967 of bsi, and with additional argument. Call bump_vector_ptr with
7968 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7969 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7970 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7971 when the realignment setup needs to take place inside the loop.
7972 Support the dr_explicit_realign scheme. Allow generating the optimized
7973 realignment scheme for outer-loop vectorization. Added documentation.
7974 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7975 the 'nested_in_vect_loop' case, including loads that are invariant in
7976 the outer-loop and the realignment schemes. Handle the case when the
7977 realignment setup needs to take place inside the loop. Call
7978 vect_setup_realignment with additional arguments. Call
7979 vect_create_data_ref_ptr with additional argument and with loop instead
7980 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7981 (vect_gen_niters_for_prolog_loop): Call
7982 vect_create_addr_base_for_vector_ref with additional arguments.
7983 (vect_create_cond_for_align_checks): Likewise.
7984 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7985 scheme: takes additional argument bump; argument ptr_incr is now
7986 optional; updated documentation.
7987 (vect_init_vector): Takes additional argument (bsi). Use it, if
7988 available, to insert the vector initialization.
7989 (get_initial_def_for_induction): Pass additional argument in call to
7991 (vect_get_vec_def_for_operand): Likewise.
7992 (vect_setup_realignment): Likewise.
7993 (vectorizable_load): Likewise.
7995 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7997 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7998 as argument instead of struct loop.
7999 (nested_in_vect_loop_p): New function.
8000 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8002 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8003 from other phis in the loop.
8004 (destroy_loop_vec_info): Add additional argument to declaration.
8006 * tree-vectorizer.c (supportable_widening_operation): Also check if
8007 nested_in_vect_loop_p (don't allow changing the order in this case).
8008 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8009 of struct loop. Call nested_in_vect_loop_p and don't require
8010 flag_unsafe_math_optimizations if it returns true.
8011 (new_stmt_vec_info): When setting def_type for phis differentiate
8012 loop-header phis from other phis.
8013 (bb_in_loop_p): New function.
8014 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8015 just update their loop_vinfo. Order of BB traversal now matters -
8016 call dfs_enumerate_from with bb_in_loop_p.
8017 (destroy_loop_vec_info): Takes additional argument to control whether
8018 stmt_vinfo of the loop stmts should be destroyed as well.
8019 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8020 reduction stmt to be defines by a non loop-header phi.
8021 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8023 * tree-vect-transform.c (vectorizable_reduction): Call
8024 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8025 (vectorizable_call): Likewise.
8026 (vectorizable_conversion): Likewise.
8027 (vectorizable_operation): Likewise.
8028 (vectorizable_type_promotion): Likewise.
8029 (vectorizable_type_demotion): Likewise.
8030 (vectorizable_store): Likewise.
8031 (vectorizable_live_operation): Likewise.
8032 (vectorizable_reduction): Likewise. Also pass loop_info to
8033 vect_is_simple_reduction instead of loop.
8034 (vect_init_vector): Call nested_in_vect_loop_p.
8035 (get_initial_def_for_reduction): Likewise.
8036 (vect_create_epilog_for_reduction): Likewise.
8037 (vect_init_vector): Check which loop to work with, in case there's an
8039 (get_initial_def_for_inducion): Extend to handle outer-loop
8040 vectorization. Fix indentation.
8041 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8042 In the case vect_induction_def get the vector def from the induction
8043 phi node, instead of calling get_initial_def_for_inducion.
8044 (get_initial_def_for_reduction): Extend to handle outer-loop
8046 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8048 (vect_transform_loop): Change assert to just skip this case. Add a
8050 (vect_finish_stmt_generation): Add a couple asserts.
8052 (vect_estimate_min_profitable_iters): Multiply
8053 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8055 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8056 this is an inner-loop reduction in outer-loop vectorization.
8058 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8059 Same code as what used to be vect_analyze_scalar_cycles, only with
8060 additional argument loop, and loop_info passed to
8061 vect_is_simple_reduction instead of loop.
8062 (vect_analyze_scalar_cycles): Code factored out into
8063 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8064 Updated documentation.
8065 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8066 outer-loop vectorization that are live or not used in the outerloop,
8067 cause this requires special handling.
8068 (vect_enhance_data_refs_alignment): Don't consider versioning for
8070 (vect_analyze_data_refs): Check that there are no datarefs in the
8072 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8073 and vect_used_in_outer_by_reduction cases.
8074 (process_use): Also consider the case of outer-loop stmt defining an
8075 inner-loop stmt and vice versa.
8076 (vect_analyze_loop_1): New function.
8077 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8078 loops. Call vect_analyze_loop_1.
8079 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8080 been vectorized. Call destroy_loop_vec_info with additional argument.
8082 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8083 in the inner-loop when doing outer-loop vectorization. Add
8084 documentation and printout.
8085 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8086 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8088 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8090 * tree-affine.h (print_aff): New prototype.
8091 (debug_aff): Likewise.
8092 * tree-affine.c (print_aff): New function.
8093 (debug_aff): Likewise.
8095 2007-08-18 Paul Brook <paul@codesourcery.com>
8096 Joseph Myers <joseph@codesourcery.com>
8098 * common.opt (-fdebug-prefix-map=): New option.
8099 * opts.c: Include debug.h.
8100 (common_handle_option): Handle -fdebug-prefix-map.
8101 * final.c: Include ggc.h.
8102 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8103 remap_debug_filename): New.
8104 * Makefile.in (final.o, opts.o): Update dependencies.
8105 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8106 * configure.ac: Check for assembler --debug-prefix-map support.
8107 * configure, config.in: Regenerate.
8108 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8109 (ASM_DEBUG_SPEC): Include ASM_MAP.
8110 * doc/install.texi (--with-debug-prefix-map): Document.
8111 * doc/invoke.texi (-fdebug-prefix-map): Document.
8112 * dbxout.c (dbxout_init, dbxout_start_source_file,
8113 dbxout_source_file): Call remap_debug_filename.
8114 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8115 dwarf2out_start_source_file, dwarf2out_finish): Call
8116 remap_debug_filename.
8117 (file_table_relative_p): Do not check d->emitted_number.
8118 * toplev.c (output_file_directive): Call remap_debug_filename.
8119 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8120 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8122 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8124 * loop-invariant.c (find_invariants_to_move): Add missing macro
8127 2007-08-17 Tom Tromey <tromey@redhat.com>
8129 * tree.h (struct tree_label_decl): Removed old "java" fields.
8131 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8132 Nigel Stephens <nigel@mips.com>
8134 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8135 Treat -mno-data-in-code and -mcode-xonly as aliases for
8136 -mcode-readable=no and -mcode-readable=pcrel respectively.
8137 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8138 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8139 (MULTILIB_DIRNAMES): Update accordingly.
8141 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8143 * Makefile.in (version.o): Depend on $(REVISION) only if
8144 REVISION_s is defined.
8146 2007-08-17 Sa Liu <saliu@de.ibm.com>
8147 Ulrich Weigand <uweigand@de.ibm.com>
8150 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8151 use build_qualified_type to retain qualifiers of the base type.
8153 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8155 * config/score/score.md : Update pattern tablejump.
8156 * config/score/score.c : Update score_initialize_trampoline
8158 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8159 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8160 * doc/contrib.texi: Add my entry.
8162 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8164 * Makefile.in (REVISION): New.
8167 (version.o): Also depend on $(REVISION). Add
8168 -DREVISION=$(REVISION_s).
8170 * version.c (version_string): Add REVISION.
8172 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8174 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8175 of GOTO that's relocated to a different block.
8177 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8179 * c-common.c (const_strip_array_types): New.
8180 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8181 (const_strip_array_types): New.
8182 * c-objc-common.c (c_disregard_inline_limits,
8183 c_warn_unused_global_decl): Constify.
8184 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8185 c_vla_type_p, c_incomplete_type_error): Likewise.
8186 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8187 * hooks.c (hook_bool_const_tree_false): New.
8188 * hooks.h (hook_bool_const_tree_false): Likewise.
8189 * langhooks-def.h (lhd_warn_unused_global_decl,
8190 lhd_incomplete_type_error, lhd_expr_size,
8191 lhd_tree_inlining_disregard_inline_limits,
8192 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8193 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8194 * langhooks.c (lhd_warn_unused_global_decl,
8195 lhd_incomplete_type_error,
8196 lhd_tree_inlining_disregard_inline_limits,
8197 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8198 lhd_expr_size): Likewise.
8199 * langhooks.h (lang_hooks_for_tree_inlining,
8200 lang_hooks_for_tree_dump, lang_hooks_for_types,
8201 lang_hooks_for_decls, lang_hooks): Likewise.
8202 * pointer-set.c (pointer_set_t, pointer_set_create,
8203 pointer_set_contains, insert_aux, pointer_set_insert,
8204 pointer_set_traverse, pointer_map_t, pointer_map_create,
8205 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8207 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8208 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8209 pointer_map_traverse): Likewise.
8210 * predict.c (assert_is_empty): Likewise.
8211 * tree-affine.c (free_name_expansion): Likewise.
8212 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8213 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8214 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8216 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8218 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8220 (destroy_loop_vec_info): Add call to VEC_free.
8221 * tree-vectorizer.h (may_alias_ddrs): Define.
8222 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8223 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8224 Change reporting to dump.
8225 (vect_is_duplicate_ddr): New.
8226 (vect_mark_for_runtime_alias_test): New.
8227 (vect_analyze_data_ref_dependences) Add call to
8228 vect_mark_for_runtime_alias_test.
8229 (vect_enhance_data_refs_alignment): Define local variable
8230 vect_versioning_for_alias_required, don't perform
8231 peeling for alignment if versioning for alias is
8233 (vect_enhance_data_refs_alignment): Use
8234 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8235 PARAM_VECT_MAX_VERSION_CHECKS.
8236 * tree-vect-transform.c
8237 (vect_create_cond_for_alias_checks): New.
8238 (vect_transform_loop): Add call to
8239 vect_create_cond_for_alias_checks.
8240 (vect_vfa_segment_size): New.
8241 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8243 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8244 * gcc/doc/invoke.texi
8245 (vect-max-version-for-alignment-checks): Document.
8246 (vect-max-version-for-alias-checks): Document.
8247 (vect-max-version-checks): Remove.
8249 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8251 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8252 the same line as the instruction for all asm dialects.
8253 (*rep_movsi): Ditto.
8254 (*rep_movsi_rex64): Ditto.
8255 (*rep_movqi): Ditto.
8256 (*rep_movqi_rex64): Ditto.
8257 (*rep_stosdi_rex64): Ditto.
8258 (*rep_stossi): Ditto.
8259 (*rep_stossi_rex64): Ditto.
8260 (*rep_stosqi): Ditto.
8261 (*rep_stosqi_rex64): Ditto.
8262 (*cmpstrnqi_nz_1): Ditto.
8263 (*cmpstrnqi_nz_rex_1): Ditto.
8264 (*cmpstrnqi_1): Ditto.
8265 (*cmpstrnqi_rex_1): Ditto.
8266 (*strlenqi_1): Ditto.
8267 (*strlenqi_rex_1): Ditto.
8268 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8269 prefix on the same line as the instruction for all asm dialects.
8270 (sync_double_compare_and_swap<mode>): Ditto.
8271 (*sync_double_compare_and_swapdi_pic): Ditto.
8272 (*sync_compare_and_swap_cc<mode>): Ditto.
8273 (sync_double_compare_and_swap_cc<mode>): Ditto.
8274 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8275 (sync_old_add<mode>): Ditto.
8276 (sync_add<mode>): Ditto.
8277 (sync_sub<mode>): Ditto.
8278 (sync_ior<mode>): Ditto.
8279 (sync_and<mode>): Ditto.
8280 (sync_xor<mode>): Ditto.
8282 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8285 * reload.c (find_reloads): Check that the memory returned by
8286 find_reloads_toplev was not the result of forcing a constant
8288 (find_reloads_toplev): Always use simplify_gen_subreg to get
8289 the subreg of a constant. If the result is also a constant,
8290 but not a legitimate one, force it into the constant pool
8291 and reload its address.
8293 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8295 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8298 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8300 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8301 directive for the current vector ABI.
8303 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8306 * caller-save.c (reg_save_code): Set invalide status on restore code.
8308 2007-08-15 Diego Novillo <dnovillo@google.com>
8310 * tree-ssa-alias.c (compute_memory_partitions): Use
8311 alias_bitmap_obstack to allocate bitmaps.
8312 (reset_alias_info): Factor out of init_alias_info.
8313 Mark all name tags not associated to an SSA name for renaming.
8314 (init_alias_info): Call it.
8315 (create_name_tags): Tidy. Add comments.
8316 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8318 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8320 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8321 scheduler dependencies.
8323 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8325 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8327 (*iorsi_1_zext): Likewise.
8328 (*iorsi_1_zext_imm): Likewise.
8329 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8330 with "rm"/"xm" constraint.
8331 (sse2_vmsqrtv2df2): Likewise.
8333 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8336 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8339 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8341 * tree-pass.h (PROP_pta): Removed.
8342 (TODO_rebuild_alias): New.
8343 (pass_may_alias): Removed.
8344 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8345 aliasing if we changed something.
8346 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8348 (pass_may_alias): Removed.
8349 (create_structure_vars): Return TODO_rebuild_alias.
8350 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8351 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8353 (tree_sra_early): We never affect aliasing right now.
8354 * tree-flow.h (compute_may_aliases): New prototype.
8355 * passes.c: Remove pass_may_alias from the passes.
8356 (execute_function_todo): Support TODO_rebuild_alias.
8358 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8360 * i386.c: (legitimize_address): Move dllimported variable check
8361 infront of legitimizing pic address of CONST symbols.
8363 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8365 PR tree-optimization/32941
8366 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8367 (goto_queue_cmp): Remove.
8368 (find_goto_replacement): Change search method.
8369 (maybe_record_in_goto_queue): Add assert.
8370 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8371 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8373 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8375 * alias.c (component_uses_parent_alias_set): Constify.
8376 * alias.h (component_uses_parent_alias_set): Likewise.
8377 * cfgrtl.c (print_rtl_with_bb): Likewise.
8378 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8379 mpz_get_double_int): Likewise.
8380 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8381 mpz_get_double_int): Likewise.
8382 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8383 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8385 * expr.h (safe_from_p): Likewise.
8386 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8388 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8389 zero_sized_type, goa_lhs_expr_p): Likewise.
8390 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8391 * rtl.h (print_rtl_with_bb): Likewise.
8392 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8393 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8394 * tree-flow-inline.h (bb_stmt_list): Constify.
8395 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8397 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8398 const_first_stmt, const_last_stmt): New.
8399 (block_may_fallthru, empty_block_p): Constify.
8400 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8401 EXPR_ONLY_BODY): New.
8402 (expr_first, expr_last, expr_only): Use macro for body.
8403 (const_expr_first, const_expr_last, const_expr_only): New.
8404 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8405 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8406 ctsi_prev, ctsi_stmt): New.
8407 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8408 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8409 * tree-ssa-loop-niter.c (loop_only_exit_p,
8410 derive_constant_upper_bound): Likewise.
8411 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8412 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8413 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8414 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8415 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8416 * tree.c (get_type_static_bounds): Likewise.
8417 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8418 (get_type_static_bounds): Constify.
8420 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8423 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8424 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8425 (*<addsub><mode>3_cc_overflow): New.
8426 (*add<mode>3_cconly_overflow): New.
8427 (*sub<mode>3_cconly_overflow): New.
8428 (*<addsub>si3_zext_cc_overflow): New.
8429 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8430 CCCmode for LTU, GTU, LEU and GEU.
8431 (ix86_comparison_operator): Likewise.
8432 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8433 * config/i386/i386.c (put_condition_code): Support CCCmode.
8434 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8435 or MINUS expressions.
8437 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8440 * c-typeck.c (build_binary_op): Disallow vector float types with
8441 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8443 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8445 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8446 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8447 (dep_def): New typedef.
8448 (init_dep_1, sd_debug_dep): Declare functions.
8449 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8450 (debug_dep_links): Remove.
8451 (struct _deps_list): New field 'n_links'.
8452 (DEPS_LIST_N_LINKS): New macro.
8453 (FOR_EACH_DEP_LINK): Remove.
8454 (create_deps_list, free_deps_list, delete_deps_list): Remove
8456 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8457 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8458 (copy_deps_list_change_con, move_dep_link): Ditto.
8459 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8460 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8462 (INSN_BACK_DEPS): Remove.
8463 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8465 (INSN_DEP_COUNT): Remove.
8466 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8467 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8468 Declare global variables.
8469 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8470 (add_forw_dep, compute_forward_dependences): Remove declarations.
8471 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8472 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8473 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8475 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8477 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8478 (sd_list_types_def): New typedef.
8479 (sd_next_list): Declare function.
8480 (struct _sd_iterator): New type.
8481 (sd_iterator_def): New typedef.
8482 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8484 (FOR_EACH_DEP): New cycle wrapper.
8485 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8487 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8488 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8491 * sched-deps.c (init_dep_1): Make global.
8492 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8494 (dump_dep): New static function.
8495 (dump_dep_flags): New static variable.
8496 (sd_debug_dep): New function.
8497 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8499 (move_dep_link): Use remove_from_deps_list (), instead of
8501 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8502 (dep_link_is_detached_p): New static function.
8503 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8505 (dn_pool, dl_pool): New alloc_pools.
8506 (dn_pool_diff, dl_pool_diff): New static variables.
8507 (create_dep_node, delete_dep_node): New static function.
8508 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8509 (deps_list_empty_p): Make it static. Use 'n_links' field.
8510 (deps_pools_are_empty_p): New static function.
8511 (alloc_deps_list, delete_deps_list): Remove.
8512 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8513 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8514 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8515 (forward_dependency_cache): Remove.
8516 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8517 'back' from the names. Change signature to use dep_t instead of
8519 (add_back_dep): Ditto. Make global.
8520 (check_dep_status): Rename to check_dep ().
8521 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8523 (sd_finish_insn): Ditto.
8524 (sd_find_dep_between_no_cache): New static function.
8525 (sd_find_dep_between): New function.
8526 (ask_dependency_caches, set_dependency_caches): New static functions.
8527 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8528 (add_or_update_dep_1): Separate pieces of functionality into
8529 ask_dependency_caches (), update_dependency_caches (),
8530 change_spec_dep_to_hard (), update_dep ().
8531 (get_back_and_forw_lists): New static function.
8532 (sd_add_dep): Separate setting of dependency caches into
8533 set_dependency_caches ().
8534 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8536 (sd_delete_dep): Ditto.
8537 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8538 (dump_lists): New static function.
8539 (sd_debug_lists): New debug function.
8540 (delete_all_dependences, fixup_sched_groups): Update to use
8541 sd_* infrastructure.
8542 (sched_analyze_2): Create data-speculative dependency only if
8543 data-speculation is enabled.
8544 (sched_analyze_insn): If insn cannot be speculative, make all its
8545 dependencies non-speculative.
8546 (sched_analyze): Use sd_init_insn ().
8547 (add_forw_dep, compute_forward_dependencies): Remove.
8548 (delete_dep_nodes_in_back_deps): New static function.
8549 (sched_free_deps): New function.
8550 (init_dependency_caches): Init alloc_pools.
8551 (extend_depedency_caches): Update after removing of
8552 forward_dependency_cache.
8553 (free_dependency_caches): Ditto. Free alloc_pools.
8554 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8555 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8557 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8558 (add_dependence): Use init_dep ().
8559 (get_dep_weak_1): New static function.
8560 (get_dep_weak): Move logic to get_dep_weak_1 ().
8561 (dump_ds): New static function moved from haifa-sched.c:
8562 debug_spec_status ().
8563 (debug_ds): New debug function.
8564 (check_dep_status): Rename to check_dep (). Update to check whole
8567 * haifa-sched.c (spec_info): Make global.
8568 (added_recovery_block_p): Rename to
8569 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8570 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8571 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8572 to use new interfaces.
8573 (ok_for_early_queue_removal): Ditto.
8574 (schedule_block): Initialize logical uids of insns emitted by the
8576 (sched_init): Initialize new variable.
8577 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8579 (extend_global): Initialize insn data.
8580 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8581 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8583 (add_to_speculative_block): Update to use new interfaces.
8584 (create_recovery_block): Set new variables.
8585 (create_check_block_twin, fix_recovery_deps): Update to use new
8587 (sched_insn_is_legitimate_for_speculation_p): New function.
8588 (speculate_insn): Move checking logic to
8589 sched_insn_is_legitimate_for_speculation_p ().
8590 (sched_remove_insn): Finalize sched-deps information of instruction.
8591 (clear_priorities, add_jump_dependencies): Update to use new
8593 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8595 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8596 to use new interfaces.
8597 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8598 (new_ready): Try to use control speculation only if it is available.
8599 (add_branch_dependences): Update to use new interfaces.
8600 (compute_block_backward_dependences): Rename to
8601 compute_block_dependences (). Call
8602 targetm.sched.dependencies_evaluation_hook ().
8603 (free_block_dependencies): New static function.
8604 (debug_dependencies): Update to use new interfaces.
8605 (schedule_region): Remove separate computation of forward dependencies.
8606 Move call of targetm.sched.dependencies_evaluation_hook () to
8607 compute_block_dependences (). Free dependencies at the end of
8608 scheduling the region.
8610 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8612 (add_deps_for_risky_insns): Ditto.
8613 (schedule_ebb): Remove separate computation of forward dependencies.
8614 Free dependencies at the end of scheduling the ebb.
8616 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8617 (build_intra_loop_deps): Ditto. Remove separate computation of
8618 forward dependencies. Free sched-deps dependencies.
8620 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8621 to use new interfaces.
8622 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8624 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8626 (is_costly_group): Ditto.
8628 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8630 * alias.c (rtx_equal_for_memref_p): Constify.
8631 * basic-block.h (const_edge, const_basic_block): New.
8632 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8633 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8634 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8635 probably_never_executed_bb_p, edge_probability_reliable_p,
8636 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8637 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8639 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8640 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8642 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8643 flow_nodes_print, dfs_enumerate_from): Likewise.
8644 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8645 control_flow_insn_p, count_basic_blocks): Likewise.
8646 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8647 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8648 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8649 average_num_loop_insns, loop_exit_edge_p,
8650 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8651 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8652 average_num_loop_insns, seq_cost): Likewise.
8653 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8654 * dominance.c (dominated_by_p): Likewise.
8655 * emit-rtl.c (validate_subreg): Likewise.
8656 * except.c (can_throw_internal, can_throw_external): Likewise.
8657 * except.h (can_throw_internal, can_throw_external): Likewise.
8658 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8659 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8660 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8661 simple_mem, store_ops_ok, load_kills_store, find_loads,
8662 store_killed_in_insn, store_killed_after, store_killed_before,
8663 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8665 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8666 noce_mem_write_may_trap_or_fault_p): Likewise.
8667 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8669 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8671 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8672 probably_cold_bb_p, probably_never_executed_bb_p,
8673 edge_probability_reliable_p, br_prob_note_reliable_p,
8674 can_predict_insn_p): Likewise.
8675 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8676 * resource.c (return_insn_p): Likewise.
8677 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8679 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8680 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8681 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8682 verify_gimple_modify_stmt): Likewise.
8683 * tree-chrec.c (is_not_constant_evolution,
8684 is_multivariate_chrec_rec, is_multivariate_chrec,
8685 chrec_contains_symbols, chrec_contains_undetermined,
8686 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8687 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8688 eq_evolutions_p, scev_direction): Likewise.
8689 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8690 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8691 chrec_contains_symbols_defined_in_loop,
8692 chrec_contains_undetermined, tree_contains_chrecs,
8693 evolution_function_is_affine_multivariate_p,
8694 evolution_function_is_univariate_p, chrec_zerop,
8695 evolution_function_is_constant_p, evolution_function_is_affine_p,
8696 evolution_function_is_affine_or_constant_p,
8697 tree_does_not_contain_chrecs, chrec_type): Likewise.
8698 * tree-data-ref.c (tree_fold_divides_p,
8699 object_address_invariant_in_loop_p, dr_may_alias_p,
8700 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8701 same_access_functions, constant_access_functions,
8702 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8704 * tree-flow.h (scev_direction): Likewise.
8705 * tree-gimple.c (is_gimple_stmt): Likewise.
8706 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8708 * tree-pretty-print.c (op_prio): Likewise.
8709 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8710 analyzable_condition, backedge_phi_arg_p): Likewise.
8711 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8712 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8713 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8716 2007-08-13 Dan Hipschman <dsh@google.com>
8719 * c-format.c (check_format_arg): Move check for zero-length
8720 format strings below the check for unterminated strings.
8722 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8725 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8728 2007-08-13 Nick Clifton <nickc@redhat.com>
8730 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8732 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8735 * c-format.c (gcc_gfc_length_specs): New array.
8736 (gcc_gfc_char_table): Add unsigned specifier, and references to
8737 the l length modifier.
8738 (format_types_orig): Use the new gcc_gfc_length_specs.
8740 2007-08-12 Sa Liu <saliu@de.ibm.com>
8742 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8743 and with REG_RETVAL note after split.
8745 2007-08-11 David Daney <ddaney@avtrex.com>
8747 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8748 as ATTRIBUTE_UNUSED.
8750 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8751 Segher Boessenkool <segher@kernel.crashing.org>
8753 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8754 HAVE_LOCAL_CPU_DETECT not defined.
8756 2007-08-11 Jan Hubicka <jh@suse.cz>
8758 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8759 (cgraph_process_new_functions): Honor previous value of
8760 disregard_inline_limits.
8761 * ipa-inline.c (compute_inline_parameters): Likewise.
8763 2007-08-11 Ian Lance Taylor <iant@google.com>
8765 * alias.h (alias_set_type): Define new type.
8766 (ALIAS_SET_MEMORY_BARRIER): Use it.
8767 * rtl.h: Include alias.h.
8768 (struct mem_attrs): Use alias_set_type.
8769 * tree.h: Include alias.h
8770 (struct tree_type): Use alias_set_type.
8771 (struct tree_struct_field_tag): Likewise.
8772 (struct tree_decl_common): Likewise.
8773 * alias.c (struct alias_set_entry): Use alias_set_type.
8774 (get_alias_set_entry, alias_set_subset_of): Likewise.
8775 (alias_sets_conflict_p): Likewise.
8776 (alias_sets_must_conflict_p): Likewise.
8777 (objects_must_conflict_p): Likewise.
8778 (get_alias_set, new_alias_set): Likewise.
8779 (record_alias_subset, record_component_aliases): Likewise.
8780 (varargs_set, frame_set): Change to alias_set_type.
8781 (get_varargs_alias_set): Use alias_set_type.
8782 (get_frame_alias_set): Likewise.
8783 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8784 * dse.c (struct store_info): Use alias_set_type.
8785 (struct read_info, struct clear_alias_mode_holder): Likewise.
8786 (clear_alias_set_lookup, canon_address): Likewise.
8787 (record_store, check_mem_read_rtx): Likewise.
8788 (dse_record_singleton_alias_set): Likewise.
8789 (dse_invalidate_singleton_alias_set): Likewise.
8790 * emit-rtl.c (get_mem_attrs): Likewise.
8791 (set_mem_attributes_minus_bitpos): Likewise.
8792 (set_mem_alias_set): Likewise.
8793 * expr.c (store_constructor_field, store_field): Likewise.
8794 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8795 * langhooks.c (lhd_get_alias_set): Likewise.
8796 * langhooks-def.h (lhd_get_alias_set): Likewise.
8797 * reload1.c (alter_reg): Likewise.
8798 * tree-flow.h (struct fieldoff): Likewise.
8799 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8800 (may_alias_p, get_smt_for, create_sft): Likewise.
8801 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8802 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8803 (merge_smts_into): Likewise.
8804 * varasm.c (const_alias_set): Likewise.
8805 * c-common.c (strict_aliasing_warning): Likewise.
8806 (c_common_get_alias_set): Likewise.
8807 * dse.h (dse_record_singleton_alias_set): Update declaration.
8808 (dse_invalidate_singleton_alias_set): Likewise.
8809 * emit-rtl.h (set_mem_alias_set): Likewise.
8810 * c-common.h (c_common_get_alias_set): Likewise.
8811 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8812 * print-tree.c (print_node): Likewise.
8813 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8815 (alpha_setup_incoming_varargs): Use alias_set_type.
8816 * config/i386/i386.c (setup_incoming_varargs_64): Use
8818 (setup_incoming_varargs_ms_64): Likewise.
8819 (ix86_GOT_alias_set): Likewise.
8820 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8821 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8822 (set): Change to alias_set_type.
8823 (get_TOC_alias_set): Use alias_set_type.
8824 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8826 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8827 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8829 (struct_value_alias_set): Likewise.
8830 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8832 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8834 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8835 * config/vxworks.h (TARGET_VXWORKS): Override.
8836 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8837 "mips" if TARGET_VXWORKS.
8839 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8841 * calls.c (avoid_likely_spilled_reg): New function.
8842 (expand_call): Use it.
8844 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8846 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8848 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8850 * config/mips/predicates.md (const_call_insn_operand): Invoke
8851 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8853 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8856 * config/rs6000/driver-rs6000.c: Include link.h.
8857 Use ElfW instead of wordsize-specif typedef.
8859 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8861 * system.h (CONST_CAST): New.
8862 * c-decl.c (c_make_fname_decl): Use it.
8863 * c-lex.c (cb_ident, lex_string): Likewise.
8864 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8865 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8866 give_switch, set_multilib_dir): Likewise.
8867 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8868 * passes.c (execute_one_pass): Likewise.
8869 * prefix.c (update_path): Likewise.
8870 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8871 * tree.c (build_string): Likewise.
8873 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8875 * tree-flow-inline.h (is_exec_stmt): Remove.
8876 (is_label_stmt): Remove.
8877 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8880 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8882 * lower-subreg.c (resolve_shift_zext): Don't adjust
8883 src_reg_num for wordmode operands.
8885 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8886 David Ung <davidu@mips.com>
8888 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8889 (TARGET_SCHED_REORDER2): Define.
8890 (mips_maybe_swap_ready): New.
8891 (mips_last_74k_agen_insn): New.
8892 (mips_74k_agen_init): New.
8893 (mips_74k_agen_reorder): New function to group loads and stores
8895 (mips_sched_init): New.
8896 (mips_sched_reorder): Don't do initialization here. Call
8897 mips_74k_agen_reorder.
8898 (mips_variable_issue): Call mips_74k_agen_init.
8900 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8902 * tree-flow-inline.h (get_filename): Remove.
8904 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8906 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8908 (mips_fetch_insns): Delete in favor of...
8909 (mips_load_store_insns): ...this new function.
8910 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8911 to say whether multiword moves _might_ be split.
8912 (mips_fetch_insns): Delete in favor of...
8913 (mips_load_store_insns): ...this new function.
8914 (mips_rtx_costs): Update the call to mips_address_insns.
8915 (mips_address_cost): Likewise.
8916 * config/mips/mips.md (length): Use mips_load_store_insns instead
8917 of mips_fetch_insns.
8918 * config/mips/constraints.md (R): Use mips_address_insns rather
8919 than mips_fetch_insns. Assume that the move never needs to be split.
8921 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8923 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8924 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8925 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8926 * config/mips/mips.h (mips16_hard_float): Delete.
8927 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8928 definitions, and replace with....
8929 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8930 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8931 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8932 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8933 (override_options): Replace MASK_SOFT_FLOAT references with
8934 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8935 and mips16_hard_float when TARGET_MIPS16.
8937 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8940 * c-typeck.c (build_binary_op): Check for non pointer types before
8941 calling int_fits_type_p.
8943 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8946 * fold-const.c (omit_one_operand): Return only the ommitted expression
8947 if the result is an empty statement.
8948 (pedantic_omit_one_operand): Likewise.
8950 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8952 * c-typeck.c (readonly_error): Improve error for assignment.
8954 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8956 (pp_c_expression): Ditto.
8958 2007-08-09 Simon Baldwin <simonb@google.com>
8960 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8961 break that was preventing simplify_associative_operation() for xor.
8963 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8964 Nigel Stephens <nigel@mips.com>
8966 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8967 Document change in interpretation of value from boolean to
8969 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8970 ffs and ctz using clz.
8971 (expand_unop): Call them.
8972 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8974 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8975 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8976 enable the new ffs expansion on this target.
8978 2007-08-09 Jan Hubicka <jh@suse.cz>
8980 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8981 (expand_ternary_op): Likewise.
8982 (expand_vec_shift_expr): Likewise.
8983 (expand_binop_directly): Likewise.
8984 (expand_binop): Likewise.
8985 (sign_expand_binop): Likewise.
8986 (expand_twoval_unop): Likewise.
8987 (expand_twoval_binop): Likewise.
8988 (expand_twoval_binop_libfunc): Likewise.
8989 (widen_clz): Likewise.
8990 (widen_bswap): Likewise.
8991 (expand_parity): Likewise.
8992 (expand_unop): Likewise.
8993 (expand_abs_nojump): Likewise.
8994 (expand_copysign): Likewise.
8995 (emit_no_conflict_block): Likewise.
8996 (emit_libcall_block): Likewise.
8997 (can_compare_p): Likewise.
8998 (prepare_cmp_insn): Likewise.
8999 (emit_cmp_and_jump_insn_1): Likewise.
9000 (prepare_float_lib_cmp): Likewise.
9001 (emit_conditional_add): Likewise.
9002 (gen_add2_insn): Likewise.
9003 (have_add2_insn): Likewise.
9004 (gen_sub2_insn): Likewise.
9005 (have_sub2_insn): Likewise.
9006 (can_extend_p): Likewise.
9007 (can_fix_p): Likewise.
9008 (can_float_p): Likewise.
9009 (expand_float): Likewise.
9010 (expand_fix): Likewise.
9011 (expand_sfix_optab): Likewise.
9012 (new_optab): Likewise.
9013 (new_convert_optab): Likewise.
9014 (init_libfuncs): Likewise.
9015 (init_interclass_conv_libfuncs): Likewise.
9016 (init_intraclass_conv_libfuncs): Likewise.
9017 (set_conv_libfunc): Likewise.
9018 (init_optabs): Likewise.
9019 (debug_optab_libfuncs): Likewise.
9020 (gen_cond_trap): Likewise.
9021 * optabs.h (optab_handler, convert_optab_hanlder): New.
9022 * genopinit.c: Update optabs generation table.
9023 * reload.c (find_reloads_address_1): Use optabs accestors.
9024 * builtins.c (expand_builtin_mathfn): Likewise.
9025 (expand_builtin_mathfn_2): Likewise.
9026 (expand_builtin_mathfn_3): Likewise.
9027 (expand_builtin_interclass_mathfn): Likewise.
9028 (expand_builtin_sincos): Likewise.
9029 (expand_builtin_cexpi): Likewise.
9030 (expand_builtin_powi): Likewise.
9031 (expand_builtin_strlen): Likewise.
9032 * dojump.c (do_jump): Likewise.
9033 * expr.c (convert_move): Likewise.
9034 (move_by_pieces): Likewise.
9035 (move_by_pieces_ninsns): Likewise.
9036 (can_store_by_pieces): Likewise.
9037 (store_by_pieces_1): Likewise.
9038 (emit_move_via_integer): Likewise.
9039 (emit_move_complex): Likewise.
9040 (emit_move_ccmode): Likewise.
9041 (emit_move_insn_1): Likewise.
9042 (emit_single_push_insn): Likewise.
9043 (store_constructor): Likewise.
9044 (expand_expr_real_1): Likewise.
9045 (do_store_flag): Likewise.
9046 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9047 (enumerate_modes): Likewise.
9048 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9049 (supportable_widening_operation): Likewise.
9050 (supportable_narrowing_operation): Likewise.
9051 * expmed.c (store_bit_field_1): Likewise.
9052 (extract_bit_field_1): Likewise.
9053 (expand_mult_highpart_optab): Likewise.
9054 (expand_smod_pow2): Likewise.
9055 (expand_divmod): Likewise.
9056 (emit_store_flag): Likewise.
9057 * tree-vect-patterns.c
9058 (vect_pattern_recog_1): Likewise.
9059 * tree-ssa-loop-prefetch.c
9060 (nontemporal_store_p): Likewise.
9061 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9062 (vect_create_epilog_for_reduction): Likewise.
9063 (vectorizable_reduction): Likewise.
9064 (vectorizable_operation): Likewise.
9065 (vect_strided_store_supported): Likewise.
9066 (vectorizable_store): Likewise.
9067 (vect_strided_load_supported): Likewise.
9068 (vectorizable_load): Likewise.
9069 * combine.c (simplify_comparison): Likewise.
9070 * tree-vect-generic.c
9071 (type_for_widest_vector_mode): Likewise.
9072 (expand_vector_operations_1): Likewise.
9073 * config/spu/spu.c (spu_expand_mov): Likewise.
9074 (spu_emit_vector_compare): Likewise.
9075 * config/rs6000/rs6000.c
9076 (rs6000_emit_vector_compare): Likewise.
9077 * stmt.c (add_case_node): Likewise.
9078 * reload1.c (gen_reload):
9080 2007-08-09 Michael Matz <matz@suse.de>
9082 * tree.h (fixed_zerop): Declare as taking a const_tree.
9083 * tree.c (fixed_zerop): Take a const_tree.
9085 2007-08-09 Ira Rosen <irar@il.ibm.com>
9087 * tree-vect-transform.c (vectorizable_store): Remove call to
9088 copy_virtual_operands() and call mark_symbols_for_renaming() for
9089 the created vector store.
9090 (vect_setup_realignment): Don't call copy_virtual_operands() and
9091 update_vuses_to_preheader().
9092 (vectorizable_load): Don't call copy_virtual_operands().
9093 (update_vuses_to_preheader): Remove.
9095 2007-08-08 Chao-ying Fu <fu@mips.com>
9097 * tree.def (FIXED_POINT_TYPE): New type.
9098 (FIXED_CST): New constant.
9099 (FIXED_CONVERT_EXPR): New expr.
9100 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9101 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9102 * tree.h (struct tree_base): Add saturating_flag.
9103 Remove one bit of spare for saturating_flag.
9104 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9105 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9106 FIXED_POINT_TYPE_P): Define.
9107 (TYPE_SATURATING): Define.
9108 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9109 (struct tree_fixed_cst): New.
9110 (TYPE_IBIT, TYPE_FBIT): Define.
9111 (tree_node): Add fixed_cst.
9112 (enum tree_index): Add new enumeration values of
9113 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9114 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9115 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9116 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9117 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9118 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9119 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9120 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9121 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9122 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9123 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9124 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9125 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9126 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9127 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9128 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9129 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9130 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9131 (sat_short_fract_type_node, sat_fract_type_node,
9132 sat_long_fract_type_node, sat_long_long_fract_type_node,
9133 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9134 sat_unsigned_long_fract_type_node,
9135 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9136 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9137 unsigned_short_fract_type_node, unsigned_fract_type_node,
9138 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9139 sat_short_accum_type_node, sat_accum_type_node,
9140 sat_long_accum_type_node, sat_long_long_accum_type_node,
9141 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9142 sat_unsigned_long_accum_type_node,
9143 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9144 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9145 unsigned_short_accum_type_node, unsigned_accum_type_node,
9146 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9147 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9148 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9149 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9150 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9151 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9152 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9153 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9154 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9155 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9156 sat_uda_type_node, sat_uta_type_node): New macro.
9157 (make_fract_type, make_accum_type): Declare.
9158 (make_signed_fract_type, make_unsigned_fract_type,
9159 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9160 make_signed_accum_type, make_unsigned_accum_type,
9161 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9162 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9163 make_or_reuse_sat_signed_fract_type,
9164 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9165 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9166 make_or_reuse_sat_unsigned_accum_type): New macro.
9167 (fixed_zerop): Declare.
9168 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9169 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9170 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9171 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9172 * treestruct.def: Add TS_FIXED_CST.
9173 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9175 (tree-dump.o): Likewise.
9176 (print-tree.o): Likewise.
9177 (tree-pretty-print.o): Likewise.
9178 (fold-const.o): Likewise.
9179 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9180 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9181 (is_gimple_min_invariant): Handle FIXED_CST.
9182 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9183 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9184 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9185 (layout_type): Handle FIXED_POINT_TYPE.
9186 (make_fract_type, make_accum_type): New functions.
9187 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9188 * tree-dump.c (fixed-value.h): New include.
9189 (dump_fixed): New function.
9190 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9191 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9192 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9193 * tree-pretty-print.c (fixed-value.h): New include.
9194 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9196 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9197 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9198 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9199 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9200 for non-saturating fixed-point types.
9201 (reassociate_bb): Likewise.
9202 * emit-rtl.c (fixed-value.h): New include.
9203 (fconst0, fconst1): New array.
9204 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9205 * tree-vect-generic.c expand_vector_operation): Support
9206 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9208 (type_for_widest_vector_mode): Add one parameter for the
9210 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9212 Pass the satp parameter to type_for_mode for fixed-point types.
9213 (expand_vector_operations_1): Pass the saturating flag to
9214 type_for_widest_vector_mode.
9215 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9216 and MODE_VECTOR_UACCUM.
9217 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9218 (vectorizable_condition): Likewise.
9219 * tree.c (fixed-value.h): New include.
9220 (tree_code_size): Support FIXED_CST.
9221 (build_fixed): New function.
9222 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9223 (fixed_zerop): New function.
9224 (tree_node_structure): Support FIXED_CST.
9225 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9226 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9227 (type_hash_eq): Handle FIXED_POINT_TYPE.
9228 (simple_cst_equal): Support FIXED_CST.
9229 (iterative_hash_expr): Handle FIXED_CST.
9230 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9231 (get_narrower): Likewise.
9232 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9233 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9234 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9235 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9237 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9238 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9239 (initializer_zerop): Support FIXED_CST.
9240 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9241 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9242 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9243 (is_base_type): Handle FIXED_POINT_TYPE.
9244 (add_type_attribute): Handle FIXED_POINT_TYPE.
9245 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9246 * print-tree.c (fixed-value.h): New include.
9247 (print_node_brief): Support FIXED_CST.
9248 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9249 * c-pretty-print.c (fixed-value.h): New include.
9250 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9251 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9252 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9253 Support fixed-point types for inner items in VECTOR_TYPE.
9254 (pp_c_direct_declarator): Likewise.
9255 (pp_c_declarator): Likewise.
9256 (pp_c_fixed_constant): New function.
9257 (pp_c_constant): Handle FIXED_CST.
9258 (pp_c_primary_expression): Likewise.
9259 (pp_c_expression): Likewise.
9260 * fold-const.c (fixed-value.h): New include.
9261 (negate_expr_p): Return true for FIXED_CST.
9262 (fold_negate_expr): Support FIXED_CST.
9263 (split_tree): Support FIXED_CST.
9264 (const_binop): Support FIXED_CST.
9265 (fold_convert_const_int_from_fixed): New function to convert from
9267 (fold_convert_const_real_from_fixed): New function to convert from
9269 (fold_convert_const_fixed_from_fixed): New function to convert from
9270 fixed to another fixed.
9271 (fold_convert_const_fixed_from_int): New function to convert from
9273 (fold_convert_const_fixed_from_real): New function to convert from
9275 (fold_convert_const): Support conversions from fixed to int, from
9276 fixed to real, from fixed to fixed, from int to fixed, and from real
9278 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9279 (operand_equal_p): Support FIXED_CST.
9280 (make_range): For fixed-point modes, we need to pass the
9281 saturating flag as the 2nd parameter.
9282 (tree_swap_operands_p): Handle FIXED_CST.
9283 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9285 (fold_unary): Support FIXED_CONVERT_EXPR.
9286 (fold_binary): Handle FIXED_CST.
9287 Make sure the type is not saturating, before associating operations.
9288 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9289 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9290 (fold_negate_const): Support FIXED_CST.
9291 (fold_relational_const): Support FIXED_CST.
9292 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9293 (gimplify_expr): Handle FIXED_CST.
9294 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9295 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9296 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9297 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9298 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9299 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9300 LONG_LONG_ACCUM_TYPE_SIZE.
9301 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9302 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9303 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9304 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9305 MODE_ACCUM, and MODE_UACCUM.
9306 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9307 fixed-point types to disable reduction.
9308 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9310 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9312 * config/rs6000/x-rs6000: New file.
9313 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9314 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9315 (EXTRA_SPEC_FUNCTIONS): Define.
9316 (HAVE_LOCAL_CPU_DETECT): Define.
9317 (CC1_CPU_SPEC): Define.
9318 * config/rs6000/driver-rs6000.c: New file.
9319 * config/rs6000/aix.h (CC1_SPEC): Define.
9320 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9321 * config.host: Add x-rs6000 to host_xmake_file if host and target
9322 are rs6000 or powerpc.
9324 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9326 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9328 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9329 Sandra Loosemore <sandra@codesourcery.com>
9330 Chao-ying Fu <fu@mips.com>
9331 Nigel Stephens <nigel@mips.com>
9332 David Ung <davidu@mips.com>
9334 * doc/invoke.texi (-mcode-readable): Document.
9335 * config/mips/mips.opt (mcode-readable): New option.
9336 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9337 * config/mips/mips.h (mips_code_readable_setting): New enum.
9338 (mips_code_readable): Declare.
9339 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9340 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9341 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9342 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9343 boiler-plate comments.
9344 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9345 * config/mips/mips.c (mips_code_readable): New variable.
9346 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9347 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9348 context and -mcode-readable setting to restrict the use of
9349 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9350 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9351 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9352 (mips_blocks_for_constant_p): Only return false for
9353 TARGET_MIPS16_PCREL_LOADS.
9354 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9355 for MIPS16. Handle SYMBOL_32_HIGH.
9356 (mips_const_insns): Allow HIGHs for MIPS16 too.
9357 (mips_unspec_address_offset): New function, split out from...
9358 (mips_unspec_address): ...here.
9359 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9360 16-bit symbolic constants. Assert approropiate conditions for
9361 using the "la" and "dla" macros.
9362 (mips_handle_option): Handle -mcode-readable=.
9363 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9364 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9365 (mips_strip_unspec_address): New function, split out from...
9366 (print_operand_reloc): ...here.
9367 (print_operand): Pass constants through mips_strip_unspec_address.
9368 (print_operand_address): Likewise.
9369 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9370 (mips_select_rtx_section): Remove MIPS16 handling.
9371 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9372 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9373 (mips16_lay_out_constants): Do nothing unless
9374 TARGET_MIPS16_PCREL_LOADS.
9375 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9376 * config/mips/mips.md: Split HIGHs for MIPS16.
9377 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9379 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9381 * config/mips/mips-protos.h (mips_emit_move): Declare.
9382 * config/mips/mips.c (mips_emit_move): New function.
9383 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9384 (mips_legitimize_const_move): Likewise.
9385 (mips_legitimize_move): Likewise.
9386 (mips_split_64bit_move): Likewise.
9387 (mips_restore_gp): Likewise.
9388 (mips_load_call_address): Likewise.
9389 (mips_emit_fcc_reload): Likewise.
9390 (mips_set_return_address): Likewise.
9391 (mips_block_move_straight): Likewise.
9392 (mips_block_move_loop): Likewise.
9393 (mips_setup_incoming_varargs): Likewise.
9394 (mips_save_reg): Likewise.
9395 (mips_expand_prologue): Likewise.
9396 (mips_restore_reg): Likewise.
9397 (mips_expand_epilogue): Likewise.
9398 (mips_output_mi_thunk): Likewise.
9399 (build_mips16_call_stub): Likewise.
9400 (mips_builtin_branch_and_move): Likewise.
9401 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9402 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9403 (fixuns_truncdfdi2): Likewise.
9404 (fixuns_truncsfsi2): Likewise.
9405 (fixuns_truncsfdi2): Likewise.
9406 (loadgp_absolute): Likewise.
9407 (builtin_setjmp_setup): Likewise.
9408 (builtin_longjmp): Likewise.
9409 (untyped_call): Likewise.
9411 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9413 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9414 an "rtx *" argument. Return a bool.
9415 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9416 values and return true if they can be split. Take the same kind of
9417 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9418 and store the lo_sum there if nonnull. Use the symbol type to
9419 determine whether a $gp or HIGH is needed.
9420 (mips_legitimize_address): Update call to mips_split_symbol and
9421 simplify accordingly.
9422 (mips_legitimize_const_move): Likewise.
9423 * config/mips/mips.md: In the combine define_split,
9424 check mips_split_symbol instead of splittable_symbolic_operand.
9425 Update use of mips_split_symbol in the generator code.
9426 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9428 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9430 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9431 (mips_symbol_insns_1): New function, split out from...
9432 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9433 and stores separately from load addresses.
9434 (mips_classify_address): Replace uses of mips_symbolic_address_p
9435 with uses of mips_symbol_insns.
9436 (mips_address_insns): Update calls to mips_symbol_insns.
9437 (mips_const_insns): Likewise.
9438 (mips_legitimize_address): Likewise.
9440 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9442 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9443 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9444 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9445 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9446 non-call contexts if TARGET_MIPS16.
9447 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9448 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9449 code for SYMBOL_ABSOLUTE.
9450 (mips_symbol_insns): Likewise.
9452 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9454 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9455 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9456 (mips_symbolic_constant_p): Likewise. Update the call to
9457 mips_classify_symbol.
9458 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9459 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9460 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9461 (print_operand_reloc): Add a context argument. Update the call to
9462 mips_symbolic_constant_p.
9463 (print_operand): Update the calls to print_operand_reloc.
9464 (print_operand_address): Use print_operand_reloc rather than
9466 (mips_rewrite_small_data_p): Add a context argument. Update the call
9467 to mips_symbolic_constant_p.
9468 (mips_small_data_pattern_1): Make DATA the containing mem.
9469 Update the call to mips_rewrite_small_data_p.
9470 (mips_rewrite_small_data_1): Likewise.
9471 (mips_use_anchors_for_symbol_p): Update the call to
9472 mips_symbolic_constant_p.
9473 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9474 (splittable_symbolic_operand): Likewise.
9475 (move_operand): Likewise.
9476 (absolute_symbolic_operand): Likewise.
9477 (got_disp_operand): Likewise.
9478 (got_page_ofst_operand): Likewise.
9480 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9482 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9483 (SYMBOL_ABSOLUTE): ...this.
9484 (SYMBOL_SMALL_DATA): Rename to...
9485 (SYMBOL_GP_RELATIVE): ...this.
9486 (SYMBOL_CONSTANT_POOL): Rename to...
9487 (SYMBOL_PC_RELATIVE): ...this.
9488 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9489 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9490 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9491 after above changes.
9492 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9493 (general_symbolic_operand): Rename to...
9494 (absolute_symbolic_operand): ...this.
9495 * config/mips/mips.md: Update after above changes.
9497 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9498 Revital Eres <eres@il.ibm.com>
9500 * ddg.c (print_ddg): Add dump information.
9501 * modulo-sched.c (print_node_sched_params): Add parameter and
9503 (calculate_maxii): Remove function.
9504 (undo_generate_reg_moves): Likewise.
9505 (undo_permute_partial_schedule): Likewise.
9506 (kernel_number_of_cycles): Likewise.
9507 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9508 (sms_schedule): Use it. Remove profitability checks.
9509 (sms_schedule_by_order): Fix order of nodes within the cycle.
9511 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9513 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9514 -profile option, add pie support.
9515 (ENDFILE_SPEC): New spec.
9516 * config/gnu.h (LIB_SPEC): Add -profile option.
9518 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9520 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9521 * config/gnu.h (LIB_SPEC): Likewise.
9523 2007-08-07 Yaz Saito <saito@google.com>
9524 Ian Lance Taylor <iant@google.com>
9526 * common.opt (finstrument-functions-exclude-function-list): New
9528 (finstrument-functions-exclude-file-list): New option.
9529 * opts.c (char_p): Define and DEF_VEC.
9530 (flag_instrument_functions_exclude_functions): New static
9532 (flag_instrument_functions_exclude_files): New static variable.
9533 (add_instrument_functions_exclude_list): New static function.
9534 (flag_instrument_functions_exclude_p): New function.
9535 (common_handle_option): Handle new options.
9536 * flags.h (flag_instrument_functions_exclude_p): Declare.
9537 * gimplify.c (gimplify_function_tree): Call
9538 flag_instrument_functions_exclude_p.
9539 * doc/invoke.texi (Option Summary): Mention new options.
9540 (Code Gen Options): Document new options.
9542 2007-08-07 Ian Lance Taylor <iant@google.com>
9544 PR rtl-optimization/32776
9545 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9546 (resolve_use): Likewise.
9547 (decompose_multiword_subregs): Remove "changed" local variable.
9549 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9551 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9552 * configure: Regenerate.
9553 * config.in: Regenerate.
9554 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9557 2007-08-07 Ian Lance Taylor <iant@google.com>
9559 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9560 note, just delete the insn.
9562 2007-08-07 Andreas Schwab <schwab@suse.de>
9565 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9568 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9570 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9571 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9572 (decompose_multiword_subregs): Use the functions above to decompose
9573 multiword shifts and zero-extends.
9575 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9577 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9578 "assemble" descriptions which were swapped.
9580 2007-08-06 Chao-ying Fu <fu@mips.com>
9582 * fixed-value.h: New file.
9583 * fixed-value.c: New file.
9584 * Makefile.in (OBJS-common): Add fixed-value.o.
9585 (fixed-value.o): New rule.
9586 (GTFILES): Add fixed-value.h.
9587 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9588 to compare a.low and b.low.
9589 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9591 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9592 Daniel Jacobowitz <dan@codesourcery.com>
9595 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9597 (x86_64-*-netbsd*): Likewise.
9598 (x86_64-*-linux*): Likewise.
9599 (x86_64-*-kfreebsd*-gnu): Likewise.
9600 (x86_64-*-knetbsd*-gnu): Likewise.
9601 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9603 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9605 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9606 Add -fno-asynchronous-unwind-tables.
9608 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9609 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9610 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9611 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9612 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9614 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9616 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9617 (TARGET_C_MODE_FOR_SUFFIX): New.
9619 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9621 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9623 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9625 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9627 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9629 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9630 before checking function returns in conditional expressions.
9632 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9635 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9637 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9640 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9641 for INTEGRAL_TYPE_P.
9643 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9645 * configure.ac: Remove --enable-checking=df from default settings.
9646 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9647 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9648 if the parameter is true.
9649 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9650 DF_VERIFY_SCHEDULED flag is true.
9651 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9652 (df_finish_pass): Adjust prototype.
9653 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9656 * see.c (pass_see): Add TODO_df_verify.
9657 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9658 * global.c (rest_of_handle_global_alloc): Schedule verification
9660 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9662 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9663 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9664 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9666 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9667 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9668 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9670 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9671 Revital Eres <eres@il.ibm.com>
9673 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9675 * ddg.c (create_ddg_dependence): Rename to...
9676 (create_ddg_dep_from_intra_loop_link): This. Do not check
9677 for interloop edges. Do not create anti dependence edge when
9678 a true dependence edge exists in the opposite direction and
9679 -fmodulo-sched-allow-regmoves is set.
9680 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9681 (add_cross_iteration_register_deps): Create anti dependence edge
9682 when -fno-modulo-sched-allow-regmoves is set.
9683 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9685 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9687 * config/arm/arm.md (movsi): Add braces.
9689 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9692 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9693 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9696 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9698 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9699 state accessor functions.
9700 * cfgloopmanip.c (remove_path, create_preheaders,
9701 force_single_succ_latches, fix_loop_structure): Ditto.
9702 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9703 tree_duplicate_loop_to_header_edge): Ditto.
9704 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9705 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9707 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9708 cleanup_tree_cfg): Ditto.
9709 * tree-cfg.c (tree_merge_blocks): Ditto.
9710 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9711 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9712 loop_preheader_edge, single_exit): Ditto.
9713 (flow_loops_find): Do not clear loops->state.
9714 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9715 loops_state_clear): New functions.
9717 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9720 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9721 when adding to the base and convert ELT to sizetype instead of type.
9723 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9726 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9727 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9729 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9732 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9733 correct type the negate expression.
9735 2007-08-03 Jan Hubicka <jh@suse.cz>
9737 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9740 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9742 * config/rs6000/rs6000.c (struct processor_cost): Change
9743 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9744 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9746 (rios1_costs, rios2_cost): Correct cache line size.
9747 (rs6000_override_options): Set l2-cache-size parameter.
9749 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9750 Diego Novillo <dnovillo@google.com>
9753 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9754 if the range includes 0.
9756 2007-08-03 Ben Elliston <bje@au.ibm.com>
9758 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9759 mode to unspec expressions to silence a warning from the generator
9762 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9764 * config/ia64/constraints.md ("U"): Make constraint vector only.
9766 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9769 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9770 always_inline attribute on the function decl.
9772 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9775 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9776 if we are compiling with -fPIC.
9778 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9779 Nigel Stephens <nigel@mips.com>
9781 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9782 Define for MIPS32 and MIPS64.
9784 2007-08-02 Nick Clifton <nickc@redhat.com>
9786 * config/host-hpux.c: Change copyright header to refer to version
9787 3 of the GNU General Public License and to point readers at the
9788 COPYING3 file and the FSF's license web page.
9789 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9790 config/alpha/linux.h, config/alpha/alpha.opt,
9791 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9792 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9793 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9794 config/alpha/alpha.h, config/alpha/sync.md,
9795 config/alpha/openbsd.h, config/alpha/alpha.md,
9796 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9797 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9798 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9799 config/alpha/constraints.md, config/alpha/osf.h,
9800 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9801 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9802 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9803 config/frv/frv-asm.h, config/frv/frv-protos.h,
9804 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9805 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9806 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9807 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9808 config/s390/s390.opt, config/s390/s390-modes.def,
9809 config/s390/fixdfdi.h, config/s390/constraints.md,
9810 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9811 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9812 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9813 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9814 config/m32c/prologue.md, config/m32c/m32c.abi,
9815 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9816 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9817 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9818 config/m32c/jump.md, config/m32c/shift.md,
9819 config/m32c/m32c-protos.h, config/libgloss.h,
9820 config/spu/spu-protos.h, config/spu/predicates.md,
9821 config/spu/spu-builtins.h, config/spu/spu.c,
9822 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9823 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9824 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9825 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9826 config/sparc/hypersparc.md, config/sparc/predicates.md,
9827 config/sparc/linux.h, config/sparc/sp64-elf.h,
9828 config/sparc/supersparc.md, config/sparc/cypress.md,
9829 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9830 config/sparc/niagara.md, config/sparc/sparc.md,
9831 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9832 config/sparc/sparc.opt, config/sparc/sync.md,
9833 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9834 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9835 config/sparc/sparc.c, config/sparc/little-endian.opt,
9836 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9837 config/sparc/linux64.h, config/sparc/freebsd.h,
9838 config/sparc/sol2.h, config/sparc/rtemself.h,
9839 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9840 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9841 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9842 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9843 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9844 config/m32r/linux.h, config/m32r/constraints.md,
9845 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9846 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9847 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9848 config/i386/i386.md, config/i386/netware-crt0.c,
9849 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9850 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9851 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9852 config/i386/sol2.h, config/i386/constraints.md,
9853 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9854 config/i386/predicates.md, config/i386/geode.md,
9855 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9856 config/i386/freebsd64.h, config/i386/vxworksae.h,
9857 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9858 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9859 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9860 config/i386/netware.h, config/i386/i386-modes.def,
9861 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9862 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9863 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9864 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9865 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9866 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9867 config/i386/xm-mingw32.h, config/i386/linux64.h,
9868 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9869 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9870 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9871 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9872 config/i386/cygwin2.c, config/i386/i386-protos.h,
9873 config/i386/sync.md, config/i386/openbsd.h,
9874 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9875 config/i386/nto.h, config/i386/biarch64.h,
9876 config/i386/i386-coff.h, config/i386/freebsd.h,
9877 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9878 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9879 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9880 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9881 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9882 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9883 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9884 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9885 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9886 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9887 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9888 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9889 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9890 config/sh/superh64.h, config/sh/rtemself.h,
9891 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9892 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9893 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9894 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9895 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9896 config/avr/predicates.md, config/avr/constraints.md,
9897 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9898 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9899 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9900 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9901 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9902 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9903 config/c4x/predicates.md, config/c4x/c4x.h,
9904 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9905 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9906 config/xtensa/linux.h, config/xtensa/xtensa.h,
9907 config/xtensa/elf.h, config/xtensa/xtensa.md,
9908 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9909 config/xtensa/xtensa-protos.h, config/dbx.h,
9910 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9911 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9912 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9913 config/host-solaris.c, config/fr30/fr30.h,
9914 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9915 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9916 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9917 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9918 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9919 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9920 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9921 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9922 config/cris/predicates.md, config/cris/linux.h,
9923 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9924 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9925 config/cris/aout.opt, config/cris/cris-protos.h,
9926 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9927 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9928 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9929 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9930 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9931 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9932 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9933 config/chorus.h, config/mn10300/mn10300.c,
9934 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9935 config/mn10300/mn10300.h, config/mn10300/linux.h,
9936 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9937 config/mn10300/mn10300.md, config/ia64/predicates.md,
9938 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9939 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9940 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9941 config/ia64/freebsd.h, config/ia64/ia64.md,
9942 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9943 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9944 config/gofast.h, config/rtems.h, config/sol2-10.h,
9945 config/m68k/predicates.md, config/m68k/m68k.md,
9946 config/m68k/linux.h, config/m68k/m68k-modes.def,
9947 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9948 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9949 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9950 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9951 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9952 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9953 config/m68k/constraints.md, config/m68k/rtemself.h,
9954 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9955 config/m68k/uclinux.h, config/rs6000/power4.md,
9956 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9957 config/rs6000/linux.h, config/rs6000/eabi.h,
9958 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9959 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9960 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9961 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9962 config/rs6000/windiss.h, config/rs6000/603.md,
9963 config/rs6000/aix41.h, config/rs6000/cell.md,
9964 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9965 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9966 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9967 config/rs6000/default64.h, config/rs6000/7xx.md,
9968 config/rs6000/darwin.opt, config/rs6000/spe.md,
9969 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9970 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9971 config/rs6000/7450.md, config/rs6000/linux64.h,
9972 config/rs6000/constraints.md, config/rs6000/440.md,
9973 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9974 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9975 config/rs6000/rs6000.h, config/rs6000/power6.md,
9976 config/rs6000/predicates.md, config/rs6000/altivec.md,
9977 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9978 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9979 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9980 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9981 config/rs6000/linux64.opt, config/rs6000/sync.md,
9982 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9983 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9984 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9985 config/rs6000/eabispe.h, config/rs6000/e500.h,
9986 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9987 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9988 config/rs6000/aix.h, config/rs6000/vxworks.h,
9989 config/rs6000/40x.md, config/rs6000/aix51.h,
9990 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9991 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9992 config/arc/arc.h, config/mcore/mcore-elf.h,
9993 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9994 config/mcore/mcore.md, config/mcore/mcore.c,
9995 config/mcore/mcore.opt, config/mcore/mcore.h,
9996 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9997 config/score/predicates.md, config/score/score-version.h,
9998 config/score/score-protos.h, config/score/misc.md,
9999 config/score/elf.h, config/score/score.c, config/score/mac.md,
10000 config/score/score7.md, config/score/score.h,
10001 config/score/score-conv.h, config/score/score-mdaux.c,
10002 config/score/score.md, config/score/score.opt,
10003 config/score/score-modes.def, config/score/score-mdaux.h,
10004 config/score/mul-div.S, config/arm/uclinux-elf.h,
10005 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10006 config/arm/symbian.h, config/arm/linux-elf.h,
10007 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10008 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10009 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10010 config/arm/strongarm-pe.h, config/arm/arm.h,
10011 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10012 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10013 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10014 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10015 config/arm/arm-cores.def, config/arm/arm-protos.h,
10016 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10017 config/arm/wince-pe.h, config/arm/neon.md,
10018 config/arm/constraints.md, config/arm/neon.ml,
10019 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10020 config/arm/arm.opt, config/arm/arm926ejs.md,
10021 config/arm/predicates.md, config/arm/iwmmxt.md,
10022 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10023 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10024 config/arm/neon-testgen.ml, config/arm/arm.md,
10025 config/arm/xscale-coff.h, config/arm/pe.c,
10026 config/arm/arm-generic.md, config/arm/pe.h,
10027 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10028 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10029 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10030 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10031 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10032 config/pa/predicates.md, config/pa/pa64-hpux.h,
10033 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10034 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10035 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10036 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10037 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10038 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10039 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10040 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10041 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10042 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10043 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10044 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10045 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10046 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10047 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10048 config/mips/linux64.h, config/mips/elforion.h,
10049 config/mips/constraints.md, config/mips/generic.md,
10050 config/mips/predicates.md, config/mips/4300.md,
10051 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10052 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10053 config/mips/5k.md, config/mips/vr4120-div.S,
10054 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10055 config/mips/mips-protos.h, config/mips/6000.md,
10056 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10057 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10058 config/mips/mips-modes.def, config/mips/vr.h,
10059 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10060 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10061 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10062 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10063 config/vax/openbsd1.h, config/vax/netbsd.h,
10064 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10065 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10066 config/h8300/rtems.h, config/h8300/predicates.md,
10067 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10068 config/h8300/h8300.md, config/h8300/h8300.opt,
10069 config/h8300/coff.h, config/h8300/h8300-protos.h,
10070 config/v850/v850.md, config/v850/predicates.md,
10071 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10072 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10073 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10074 config/mmix/mmix.h, config/mmix/predicates.md,
10075 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10076 config/mmix/mmix.c, config/mmix/mmix.opt,
10077 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10078 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10079 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10080 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10083 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10085 * emit-rtl.c (reset_used_decls): Rename to...
10086 (set_used_decls): ...this. Set the used flag rather than clearing it.
10087 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10088 DECL_RTLs rather than resetting them.
10090 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10092 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10094 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10096 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10097 argument to find_reloads_address.
10099 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10101 PR tree-optimization/32919
10102 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10103 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10104 (coalesce_ssa_name): Call it.
10106 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10107 David Ung <davidu@mips.com>
10109 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10110 (__mips16_unorddf2, __mips16_floatunsidf): New.
10111 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10113 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10115 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10117 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10118 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10119 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10120 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10121 * omp-low.c (get_ws_args_for, determine_parallel_type,
10122 expand_omp_for_generic, expand_omp_for_static_nochunk,
10123 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10124 Work with more precise CFG.
10125 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10126 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10128 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10129 * gimple-low.c (lower_stmt): Ditto.
10130 * tree-inline.c (estimate_num_insns_1): Ditto.
10131 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10132 (OMP_SECTIONS_SWITCH): New.
10133 * tree-cfgcleanup.c (cleanup_omp_return): New.
10134 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10135 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10136 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10137 (tree_redirect_edge_and_branch): Handle omp constructs.
10139 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10140 with three arguments.
10142 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10144 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10145 in loop closed ssa.
10147 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10149 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10150 the loop structures may need fixing.
10151 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10153 (cleanup_tree_cfg_loop): Removed.
10154 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10155 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10156 instead of running cleanup_tree_cfg_loop.
10157 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10158 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10159 (tree_predictive_commoning): Declaration changed.
10160 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10162 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10164 * doc/invoke.texi (l1-cache-size): Update documentation.
10165 (l2-cache-size): Document.
10166 * params.h (L2_CACHE_SIZE): New macro.
10167 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10168 that L1_CACHE_SIZE is in kB now.
10169 (L2_CACHE_SIZE_BYTES): New macro.
10170 (tree_ssa_prefetch_arrays): Show size in kB.
10171 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10172 and l2_cache_size fields.
10173 * config/i386/driver-i386.c (describe_cache): Detect cache size
10175 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10176 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10177 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10178 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10179 (override_options): Set l1-cache-size and l2-cache-size to default
10180 values if not specified otherwise.
10181 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10182 (PARAM_L2_CACHE_SIZE): New.
10184 2007-08-01 Nigel Stephens <nigel@mips.com>
10185 David Ung <davidu@mips.com>
10186 Thiemo Seufer <ths@mips.com>
10187 Chris Dearman <chris@mips.com>
10188 Richard Sandiford <richard@codesourcery.com>
10190 * config.gcc (mips*-sde-elf*): New stanza.
10191 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10192 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10193 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10194 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10195 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10196 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10198 * config/mips/sde.h: New file.
10199 * config/mips/t-libgcc-mips16: Likewise.
10200 * config/mips/t-sde: Likewise.
10201 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10202 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10203 _MIPS_FPSET and _MIPS_SZINT.
10204 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10205 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10206 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10207 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10208 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10209 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10210 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10211 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10212 _MIPS_SZPTR and _MIPS_FPSET.
10213 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10214 architecture is specified.
10215 (MIPS_32BIT_OPTION_SPEC): New macro.
10217 2007-07-31 Dan Hipschman <dsh@google.com>
10219 * gcc.c (end_going_arg): New function.
10220 (do_spec_2): Use it.
10221 (do_spec_1): Use it.
10223 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10225 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10226 only if ENABLE_CHECKING is defined.
10228 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10230 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10231 df_ru_add_problem, df_ru_get_bb_info): Removed.
10232 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10233 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10234 df_ru_free_bb_info, df_ru_alloc,
10235 df_ru_bb_local_compute_process_def,
10236 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10237 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10238 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10239 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10240 df_ru_add_problem): Removed.
10242 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10245 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10246 (casesi32p, casesi64p): Likewise.
10247 (casesi): Adjust for above.
10249 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10251 * mode-switching.c (create_pre_exit): Don't search past calls.
10253 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10255 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10257 2007-07-31 Revital Eres <eres@il.ibm.com>
10259 * ddg.c (add_deps_for_def): Rename to...
10260 (add_cross_iteration_register_deps): This. Change implementation
10261 to use only reaching def and def-use chains to construct the
10262 inter loop dependencies.
10263 (add_deps_for_use): Remove function.
10264 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10265 function to build the inter loop dependencies.
10266 * modulo-sched.c (sms_schedule): Build only
10267 reaching def and def-use chains for the propose of the ddg
10270 2007-07-31 Julian Brown <julian@codesourcery.com>
10272 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10273 New define_insns. Use correct RTL.
10274 (vec_set<mode>): Write as expander.
10276 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10278 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10279 to an unallocated space.
10281 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10284 (split_constant_offset): Enable split_constant_offset to extract
10285 constants from other statements.
10286 * tree-vect-transform.c
10287 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10288 to a temp var. Force base_offset to be simple.
10290 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10292 * df-scan.c (df_scan_verify): Remove artificial limit on
10293 the number of blocks for verification.
10294 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10295 df_simulate_defs): Avoid unnecessary insn checking for defs.
10297 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10299 * config/m68k/lb1sf68.asm (FUNC): New macro.
10300 (__mulsi3): Use it.
10301 (__udivsi3): Likewise.
10302 (__divsi3): Likewise.
10303 (__umodsi3): Likewise.
10304 (__modsi3): Likewise.
10305 (__subdf3): Likewise.
10306 (__adddf3): Likewise.
10307 (__muldf3): Likewise.
10308 (__divdf3): Likewise.
10309 (__negdf2): Likewise.
10310 (__cmpdf2): Likewise.
10311 (__subsf3): Likewise.
10312 (__addsf3): Likewise.
10313 (__mulsf3): Likewise.
10314 (__divsf3): Likewise.
10315 (__negsf2): Likewise.
10316 (__cmpsf2): Likewise.
10317 (__eqdf2): Likewise.
10318 (__nedf2): Likewise.
10319 (__gtdf2): Likewise.
10320 (__gedf2): Likewise.
10321 (__ltdf2): Likewise.
10322 (__ledf2): Likewise.
10323 (__eqsf2): Likewise.
10324 (__nesf2): Likewise.
10325 (__gtsf2): Likewise.
10326 (__gesf2): Likewise.
10327 (__ltsf2): Likewise.
10328 (__lesf2): Likewise.
10330 2007-07-30 Ollie Wild <aaw@google.com>
10332 * c-ppoutput.c (print_lines_directives_only): New function.
10333 (scan_translation_unit_directives_only): New function.
10334 (preprocess_file): Add call to scan_translation_unit_directives_only.
10335 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10336 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10337 -fdirectives-only. Add errors for -fdirectives-only conflict with
10338 -Wunused-macros and -traditional.
10339 (finish_options): Add builtin macro initialization for
10340 -fdirectives-only + -fpreprocessed.
10341 * c.opt (fdirectives-only): New.
10342 * doc/cppopts.texi (fdirectives-only): New.
10344 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10346 * alias.c (record_set, memory_modified_1): Constify.
10347 * bt-load.c (note_btr_set): Likewise.
10348 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10349 * combine.c (set_nonzero_bits_and_sign_copies,
10350 expand_field_assignment, record_dead_and_set_regs_1,
10351 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10352 likely_spilled_retval_1): Likewise.
10353 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10354 frv_io_handle_set): Likewise.
10355 * config/mips/mips.c (mips_sim_record_set,
10356 vr4130_true_reg_dependence_p_1): Likewise.
10357 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10358 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10359 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10360 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10361 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10362 * ddg.c (mark_mem_store): Likewise.
10363 * df-problems.c (df_urec_mark_reg_change): Likewise.
10364 * function.c (update_epilogue_consts): Likewise.
10365 * gcse.c (record_set_info, record_last_set_info,
10366 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10367 reg_clear_last_set): Likewise.
10368 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10370 * jump.c (reversed_comparison_code_parts): Likewise.
10371 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10372 reg_is_set): Likewise.
10373 * loop-iv.c (mark_altered): Likewise.
10374 * mode-switching.c (reg_becomes_live): Likewise.
10375 * optabs.c (no_conflict_move_test): Likewise.
10376 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10378 * postreload.c (reload_combine_note_store, move2add_note_store):
10380 * regmove.c (flags_set_1): Likewise.
10381 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10383 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10385 * resource.c (update_live_status): Likewise.
10386 * rtl.h (set_of, note_stores): Likewise.
10387 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10388 note_stores, parms_set): Likewise.
10389 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10390 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10392 * var-tracking.c (count_stores, add_stores): Likewise.
10394 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10396 * alias.c (mems_in_disjoint_alias_sets_p,
10397 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10398 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10399 write_dependence_p, mems_in_disjoint_alias_sets_p,
10400 read_dependence, true_dependence, canon_true_dependence,
10401 anti_dependence, output_dependence): Constify.
10402 * combine.c (extended_count): Likewise.
10403 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10404 * cselib.c (get_value_hash, references_value_p,
10405 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10406 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10407 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10408 * function.c (contains, prologue_epilogue_contains,
10409 sibcall_epilogue_contains): Likewise.
10410 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10411 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10412 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10413 reg_or_subregno): Likewise.
10414 * recog.c (asm_noperands): Likewise.
10415 * reload1.c (function_invariant_p): Likewise.
10416 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10417 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10418 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10419 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10420 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10421 extended_count, prologue_epilogue_contains,
10422 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10423 canon_true_dependence, read_dependence, anti_dependence,
10424 output_dependence): Likewise.
10425 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10427 2007-07-30 Julian Brown <julian@codesourcery.com>
10429 * config/arm/neon.md (V_ext): New mode attribute.
10430 (neon_vget_lane<mode>): Replace with define_expand.
10431 (neon_vget_lane<mode>_sext_internal)
10432 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10433 and quad precision vectors.
10434 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10435 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10436 have typeless 32-bit result.
10438 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10441 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10443 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10444 use sizetype for rest.
10445 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10446 (aff_combination_convert): Don't convert rest for pointer types.
10448 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10450 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10452 * tree-ssa-alias.c: Add alloc-pool.h.
10453 (init_alias_info): Free alias_bitmap_obstack.
10454 (delete_alias_info): Call delete_mem_ref_stats.
10455 (get_mem_sym_stats_for): Use alloc_pool.
10456 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10457 (delete_mem_sym_stats): Removed.
10459 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10461 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10462 functions cannot be represented as classical distance vectors.
10464 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10466 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10467 * builtins.c (validate_arg, builtin_mathfn_code,
10468 validate_arglist): Likewise.
10469 * calls.c (call_expr_flags): Likewise.
10470 * combine.c (reg_nonzero_bits_for_combine,
10471 reg_num_sign_bit_copies_for_combine, get_last_value,
10472 reg_truncated_to_mode): Likewise.
10473 * emit-rtl.c (subreg_lowpart_p): Likewise.
10474 * expr.c (highest_pow2_factor_for_target,
10475 categorize_ctor_elements_1, categorize_ctor_elements,
10476 count_type_elements, contains_packed_reference,
10477 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10478 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10479 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10480 native_encode_int, native_encode_real, native_encode_complex,
10481 native_encode_vector, native_encode_expr, native_interpret_int,
10482 native_interpret_real, native_interpret_complex,
10483 native_interpret_vector, native_interpret_expr): Likewise.
10484 * function.c (use_register_for_decl): Likewise.
10485 * gimplify.c (get_name): Likewise.
10486 * langhooks-def.h (lhd_return_null_const_tree): New.
10487 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10488 * langhooks.c (lhd_return_null_const_tree): New.
10489 * langhooks.h (lang_get_callee_fndecl): Constify.
10490 * output.h (constructor_static_from_elts_p): Likewise.
10491 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10492 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10493 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10494 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10495 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10496 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10497 * rtlhooks-def.h (reg_nonzero_bits_general,
10498 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10500 * rtlhooks.c (reg_num_sign_bit_copies_general,
10501 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10503 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10504 * stor-layout.c (mode_for_size_tree): Likewise.
10505 * tree-ssa-loop-im.c (memref_eq): Likewise.
10506 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10507 * tree.c (contains_placeholder_p, type_list_equal,
10508 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10510 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10511 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10512 contains_placeholder_p, contains_packed_reference,
10513 get_callee_fndecl, operand_equal_for_phi_arg_p,
10514 warn_if_unused_value, is_body_block, native_encode_expr,
10515 native_interpret_expr, fold_convertible_p, operand_equal_p,
10516 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10517 validate_arglist, simple_cst_equal, type_list_equal,
10518 use_register_for_decl, call_expr_flags, get_name,
10519 highest_pow2_factor): Likewise.
10520 (const_call_expr_arg_iterator_d,
10521 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10522 first_const_call_expr_arg, more_const_call_expr_args_p,
10523 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10524 * varasm.c (constructor_static_from_elts_p): Constify.
10526 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10528 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10529 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10530 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10531 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10532 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10533 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10534 spelling conventions.
10535 * doc/invoke.texi: Follow spelling conventions.
10537 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10538 Revital Eres <eres@il.ibm.com>
10540 * modulo-sched.c (sms_schedule): Avoid loops which includes
10541 auto-increment instructions.
10543 2007-07-28 Richard Guenther <rguenther@suse.de>
10545 PR middle-end/32920
10546 * fold-const.c (fold_cond_expr_with_comparison): Convert
10547 operand zero of MIN/MAX_EXPR to correct type.
10549 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10551 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10552 flags_from_decl_or_type): Constify.
10553 * gcc.c (do_spec_1): Likewise.
10554 * print-tree.c (dump_addr, print_node_brief): Likewise.
10555 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10556 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10557 tree_purge_all_dead_eh_edges): Likewise.
10558 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10559 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10561 * tree.c (expr_location, expr_has_location, expr_locus,
10562 expr_filename, expr_lineno, get_inner_array_type,
10563 fields_compatible_p): Likewise.
10564 * tree.h (get_inner_array_type, fields_compatible_p,
10565 expr_location, expr_has_location, expr_locus, expr_filename,
10566 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10567 setjmp_call_p, alloca_call_p): Likewise.
10569 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10571 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10572 TV_FLOW_INSENSITIVE.
10574 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10576 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10577 (compute_flow_insensitive_aliasing): Ditto for
10578 TV_FLOW_INSENSITIVE.
10580 2007-07-27 Jan Hubicka <jh@suse.cz>
10582 * config/i386/i386.c (register_move_cost): Remove accidentally
10583 comitted #if 0 block.
10585 * attribs.c: Include hashtab.h
10586 (attribute_hash): New.
10587 (substring): New structure.
10588 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10590 (init_attributes): Initialize attribute hash.
10591 (decl_attributes): Use attribute hash.
10592 * Makefile.in (attribs.c): Depend on hashtab.h.
10594 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10596 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10598 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10600 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10601 __mips_dspr2 and __mips_dsp_rev macros.
10602 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10604 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10606 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10608 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10610 PR middle-end/32749
10612 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10613 and the updating of the live and do_not_gen sets.
10614 (df_note_bb_compute): Added updating of live and do_not_gen sets
10615 for regular defs so that the case of clobber inside conditional
10616 call is processed correctly.
10618 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10620 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10621 operands with compatible type.
10623 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10625 * expr.h (store_bit_field): Don't return a value.
10626 * expmed.c (check_predicate_volatile_ok): New function.
10627 (store_bit_field_1): New function, extracted from store_bit_field.
10628 Take a fallback_p argument and return true if the operation succeeded.
10629 Only use store_fixed_bit_field if fallback_p. Don't recompute
10630 mode_for_extraction; use op_mode instead. Try forcing memories
10631 into registers if the insv expander fails.
10632 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10633 Don't return a value.
10634 (convert_extracted_bit_field): New function, extracted from
10636 (extract_bit_field_1): Likewise. Take a fallback_p argument
10637 and return NULL if the operation succeeded. Only use
10638 extract_fixed_bit_field if fallback_p. Only calculate one
10639 extraction mode. Combine code for extv and extzv. Try forcing
10640 memories into registers if the ext(z)v expander fails.
10641 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10643 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10645 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10647 (df_ref): Likewise. Put regno with other integer fields.
10649 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10651 * df.h (df_mw_hardreg): Remove "loc" field.
10652 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10654 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10655 split out from df_set_unused_notes_for_mw. Return false for
10656 partial references. Assert that mw_reg is a REG when returning true.
10657 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10658 (df_whole_mw_reg_dead_p): New function, split out from
10659 df_set_dead_notes_for_mw. Return false for partial references.
10660 Assert that mw_reg is a REG when returning true.
10661 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10662 Remove redundant bitmap check.
10664 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10666 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10667 ($(T)crtend.o): Likwise.
10668 ($(T)crtbeginS.o): Likwise.
10669 ($(T)crtendS.o): Likwise.
10670 ($(T)crtfastmath.o): Likwise.
10672 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10674 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10675 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10676 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10677 and x_n_bbs_in_dom_tree fields.
10679 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10681 PR tree-optimization/32087
10682 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10683 Do not call scale_bbs_frequencies_int with prob of zero.
10685 2007-07-26 Julian Brown <julian@codesourcery.com>
10687 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10688 (neon_element_bits): Add prototypes.
10689 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10690 (neon_const_bounds, neon_element_bits): New functions.
10691 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10692 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10693 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10694 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10695 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10696 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10697 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10698 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10699 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10700 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10701 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10702 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10703 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10705 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10707 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10708 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10710 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10711 Julian Brown <julian@codesourcery.com>
10713 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10714 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10715 * config/arm/cortex-a8.md: New.
10716 * config/arm/cortex-a8-neon.md: New.
10717 * config/arm/neon-schedgen.ml: New.
10718 * config/arm/neon.md (vqh_mnem): New.
10720 (Is_float_mode): New.
10721 (Scalar_mul_8_16): New.
10723 (V_mode_nunits): New.
10724 (All instruction patterns): Annotate with neon_type attribute
10726 * config/arm/arm.md: Include cortex-a8.md.
10727 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10729 Annotate instruction patterns accordingly.
10730 (generic_sched): Do not use generic scheduling for Cortex-A8.
10731 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10733 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10735 * fold-const.c (fold_read_from_constant_string): Use
10736 build_int_cst_type.
10737 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10739 2007-07-26 Nick Clifton <nickc@redhat.com>
10741 * tree-ssa-operands.h: Change copyright header to refer to version
10742 3 of the GNU General Public License and to point readers at the
10743 COPYING3 file and the FSF's license web page.
10744 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10745 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10746 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10747 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10748 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10749 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10750 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10751 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10752 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10753 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10754 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10755 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10756 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10757 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10758 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10759 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10760 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10761 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10762 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10763 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10764 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10765 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10766 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10767 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10768 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10769 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10770 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10771 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10772 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10773 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10774 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10775 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10776 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10777 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10778 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10779 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10780 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10781 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10782 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10783 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10784 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10785 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10786 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10787 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10788 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10789 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10790 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10791 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10792 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10793 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10794 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10795 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10796 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10797 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10798 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10799 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10800 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10801 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10802 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10803 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10804 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10805 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10806 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10807 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10808 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10809 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10810 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10811 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10812 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10813 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10814 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10815 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10816 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10817 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10818 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10819 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10820 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10821 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10822 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10823 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10824 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10825 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10826 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10827 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10828 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10829 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10830 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10831 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10832 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10833 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10834 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10835 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10836 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10837 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10838 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10839 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10840 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10841 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10842 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10843 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10844 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10845 convert.c, convert.h, langhooks-def.h, reload1.c,
10846 tree-ssa-operands.c: Likewise.
10848 2007-07-26 Jan Hubicka <jh@suse.cz>
10850 * tree-ssa-live.c: Include debug.h and flags.h.
10851 (mark_scope_block_unused): New function.
10852 (remove_unused_scope_block_p): New function.
10853 (remove_unused_locals): Remove unused blocks too.
10855 2007-07-25 Ian Lance Taylor <iant@google.com>
10857 * combine.c (combine_max_regno): Remove. Remove all uses.
10858 (struct reg_stat_struct): Rename from struct reg_stat.
10859 (reg_stat_type): Define, and declare VECs.
10860 (reg_stat): Change from pointer to VEC. Change all uses.
10861 (combine_split_insns): New static function.
10862 (try_combine, find_split_point): Call it instead of split_insns.
10864 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10866 * cfghooks.c (split_block): Fix the information about loop latch.
10868 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10870 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10872 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10874 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10875 Scan the new edge for loop exit info.
10877 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10879 * config/darwin.c: Include debug.h.
10881 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10884 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10886 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10888 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10889 (HARD_REGNO_MODE_OK): Ditto.
10890 (MODES_TIEABLE_P): Ditto.
10891 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10892 (CLASS_MAX_NREGS): Ditto.
10893 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10894 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10895 (divdf3_internal_thr): Removed.
10896 * config/ia64/div.md: New file.
10897 * config/ia64/constraints.md: Add H constraint.
10899 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10901 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10902 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10903 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10904 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10905 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10906 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10907 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10908 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10909 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10910 dump_sbitmap_file, debug_sbitmap, popcount_table,
10911 sbitmap_popcount): Constify.
10912 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10913 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10914 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10915 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10916 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10917 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10918 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10919 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10920 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10921 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10922 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10924 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10926 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10927 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10928 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10929 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10930 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10931 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10932 bitmap_intersect_p, bitmap_intersect_compl_p,
10933 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10934 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10936 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10937 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10938 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10939 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10940 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10941 debug_bitmap, debug_bitmap_file, bitmap_print,
10942 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10943 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10945 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10947 * config/darwin.c (darwin_override_options): Additional fix for
10948 debug info formats that don't support var tracking.
10950 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10952 * cselib.c (entry_and_rtx_equal_p): Constify.
10953 * gengtype.c (output_mangled_typename, write_types, write_local):
10955 * gengtype.h (const_type_p): New.
10956 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10958 * tlink.c (scan_linker_output): De-constify.
10959 * tree-ssa-loop-im.c (memref_eq): Constify.
10960 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10961 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10963 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10965 * c-common.c (fname_as_string, c_type_hash): Constify.
10966 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10967 * cgraph.c (edge_hash, edge_eq): Likewise.
10968 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10969 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10970 reg_attrs_htab_eq): Likewise.
10971 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10973 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10974 const_decl_t, const_state_t, const_automata_list_el_t): New.
10975 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10976 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10977 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10978 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10979 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10980 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10981 compare_max_occ_cycle_nums, out_state_arcs_num,
10982 compare_transition_els_num, units_cmp, state_reservs_cmp):
10984 * genmodes.c (cmp_modes): Likewise.
10985 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10986 * gimplify.c (compare_case_labels): Likewise.
10987 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10988 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10989 * matrix-reorg.c (mtt_info_hash): Likewise.
10990 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10991 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10992 (htab_hash_bucket, htab_hash_elem): Constify.
10993 * tree-browser.c (TB_parent_eq): Likewise.
10994 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10995 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10996 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10997 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10999 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11000 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11001 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11002 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11003 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11005 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11006 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11007 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11008 * tree-ssa-threadupdate.c (redirection_data_hash,
11009 redirection_data_eq): Likewise.
11010 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11011 * tree-ssa.c (var_ann_eq): Likewise.
11012 * tree-vrp.c (compare_case_labels): Likewise.
11013 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11014 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11015 tree_not_check_failed, tree_class_check_failed,
11016 tree_range_check_failed, tree_not_class_check_failed,
11017 omp_clause_check_failed, omp_clause_range_check_failed,
11018 tree_contains_struct_check_failed, tree_operand_check_failed):
11020 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11021 tree_not_check_failed, tree_class_check_failed,
11022 tree_range_check_failed, tree_not_class_check_failed,
11023 tree_operand_check_failed, omp_clause_operand_check_failed,
11024 tree_operand_length): Likewise.
11025 * var-tracking.c (const_variable): New.
11026 (variable_htab_hash, variable_htab_eq): Constify.
11027 * varasm.c (const_desc_hash): Likewise.
11029 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11031 * expr.c (handled_component_p): Constify.
11032 * fold-const.c (fit_double_type): Likewise.
11033 * real.h (real_value_from_int_cst): Likewise.
11034 * tree-flow-inline.h (gimple_in_ssa_p,
11035 gimple_aliases_computed_p, gimple_addressable_vars,
11036 gimple_call_clobbered_vars, gimple_referenced_vars,
11037 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11038 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11039 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11040 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11041 is_label_stmt, is_global_var, phi_ssa_name_p,
11042 factoring_name_p, is_call_clobbered, tree_common_ann,
11043 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11044 unmodifiable_var_p, array_ref_contains_indirect_ref,
11045 ref_contains_array_ref, lookup_subvars_for_var,
11046 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11047 gimple_mem_ref_stats): Likewise.
11048 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11049 may_aliases, is_exec_stmt, is_label_stmt,
11050 ref_contains_array_ref, array_ref_contains_indirect_ref,
11051 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11052 unmodifiable_var_p): Likewise.
11053 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11054 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11055 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11056 cst_and_fits_in_hwi, real_value_from_int_cst,
11057 build_real_from_int_cst, integer_zerop, integer_onep,
11058 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11059 tree_floor_log2, real_zerop, real_onep, real_twop,
11060 real_minus_onep, really_constant_p, purpose_member, chain_member,
11061 list_length, fields_length, int_size_in_bytes, bit_position,
11062 int_bit_position, byte_position, int_byte_position, expr_align,
11063 array_type_nelts, tree_node_structure,
11064 type_contains_placeholder_1, iterative_hash_pointer,
11065 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11066 tree_map_base_eq, type_hash_list, type_hash_eq,
11067 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11068 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11069 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11070 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11071 int_fits_type_p, get_containing_scope, decl_function_context,
11072 decl_type_context, omp_clause_operand_check_failed,
11073 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11074 * tree.h (omp_clause_operand_check_failed, tree_size,
11075 build_real_from_int_cst, array_type_nelts, purpose_member,
11076 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11077 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11078 is_attribute_p, check_qualified_type, expr_align,
11079 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11080 int_byte_position, list_length, fields_length, initializer_zerop,
11081 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11082 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11083 tree_node_structure, handled_component_p, get_containing_scope,
11084 decl_function_context, decl_type_context, real_zerop,
11085 type_num_arguments, fit_double_type, really_constant_p,
11086 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11087 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11088 real_twop, real_minus_onep, int_cst_value): Likewise.
11090 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11092 * cfglayout.c (insn_scope, insn_line): Constify.
11093 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11094 const_double_htab_hash, const_double_htab_eq,
11095 mem_attrs_htab_hash): Likewise.
11096 * loop-iv.c (biv_eq): Likewise.
11097 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11098 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11099 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11101 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11102 error_for_asm, warning_for_asm, _fatal_insn,
11103 _fatal_insn_not_found): Likewise.
11104 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11105 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11106 rtl_check_failed_type2, rtl_check_failed_code1,
11107 rtl_check_failed_code2, rtl_check_failed_code_mode,
11108 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11109 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11110 rtl_check_failed_type2, rtl_check_failed_code1,
11111 rtl_check_failed_code2, rtl_check_failed_code_mode,
11112 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11113 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11114 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11115 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11116 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11117 rtx_unstable_p, get_integer_term, get_related_value,
11118 offset_within_block_p, reg_mentioned_p, count_occurrences,
11119 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11120 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11121 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11122 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11123 find_constant_src, find_reg_fusage, find_regno_fusage,
11124 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11125 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11126 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11127 computed_jump_p, auto_inc_p, in_expr_list_p,
11128 remove_node_from_expr_list, loc_mentioned_in_p,
11129 label_is_jump_target_p, reversed_comparison_code_parts,
11130 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11131 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11132 print_inline_rtx): Likewise.
11133 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11134 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11135 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11136 get_integer_term, get_related_value, offset_within_block_p,
11137 count_occurrences, reg_mentioned_p, no_labels_between_p,
11138 reg_used_between_p, reg_referenced_p, single_set_2,
11139 multiple_sets, set_noop_p, refers_to_regno_p,
11140 reg_overlap_mentioned_p, dead_or_set_p,
11141 covers_regno_no_parallel_p, covers_regno_p,
11142 dead_or_set_regno_p, find_reg_note, find_regno_note,
11143 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11144 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11145 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11146 side_effects_p, may_trap_p_1, may_trap_p,
11147 may_trap_after_code_motion_p, may_trap_or_fault_p,
11148 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11149 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11150 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11151 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11152 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11154 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11155 warning_for_asm): Likewise.
11156 * tree.h (print_rtl): Likewise.
11157 * varasm.c (get_pool_mode): Likewise.
11159 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11161 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11162 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11163 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11164 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11165 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11166 * ddg.c (compare_sccs): Likewise.
11167 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11168 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11169 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11170 decimal_do_fix_trunc, decimal_real_to_integer,
11171 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11172 * dse.c (const_group_info_t): New.
11173 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11174 * dwarf2out.c (const_dw_die_ref): New.
11175 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11176 * tree-browser.c (TB_parent_eq): Likewise.
11177 * unwind-dw2-fde.c (__register_frame_info_bases,
11178 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11179 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11181 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11182 * unwind-dw2.c (uw_frame_state_for): Likewise.
11183 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11184 * value-prof.h (const_histogram_value): New.
11186 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11188 * config/mips/mips.c (machine_function): Add
11189 initialized_mips16_gp_pseudo_p.
11190 (mips16_gp_pseudo_reg): Do not emit the initialization of
11191 mips16_gp_pseudo_rtx when being called from the gimple cost-
11192 calculation routines; emit it on the first use outside those
11195 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11197 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11200 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11201 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11202 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11203 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11204 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11205 Preserve const-ness of parameters through use of __typeof(),
11206 also constify and tidy.
11208 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11209 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11210 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11211 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11212 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11213 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11214 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11215 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11216 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11218 2007-07-25 Julian Brown <julian@codesourcery.com>
11219 Mark Shinwell <shinwell@codesourcery.com>
11221 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11222 (alpha_mangle_type): This.
11223 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11224 (TARGET_MANGLE_TYPE): Define this instead.
11225 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11226 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11227 (arm_init_neon_builtins): Fix comment.
11228 (arm_mangle_map_entry): New.
11229 (arm_mangle_map): New.
11230 (arm_mangle_type): New.
11231 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11232 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11233 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11234 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11235 (TARGET_MANGLE_TYPE): Define this instead.
11236 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11237 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11238 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11239 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11240 (TARGET_MANGLE_TYPE): Define this instead.
11241 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11243 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11244 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11245 (TARGET_MANGLE_TYPE): Define this instead.
11246 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11247 (s390_mangle_type): This.
11248 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11249 (TARGET_MANGLE_TYPE): Define this instead.
11250 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11251 (sparc_mangle_type): This.
11252 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11253 (TARGET_MANGLE_TYPE): Define this instead.
11254 * cp/mangle.c (write_type): Call mangle_type target hook on all
11255 types before mangling. Use original type, not main variant, as
11257 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11258 (TARGET_MANGLE_TYPE): This.
11259 * target.h (gcc_target): Rename mangle_fundamental_type to
11261 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11262 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11264 2007-07-25 Julian Brown <julian@codesourcery.com>
11265 Paul Brook <paul@codesourcery.com>
11266 Joseph Myers <joseph@codesourcery.com>
11267 Mark Shinwell <shinwell@codesourcery.com>
11269 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11270 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11271 (with_fpu): Allow --with-fpu=neon.
11272 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11273 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11274 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11275 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11276 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11277 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11278 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11279 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11280 (output_move_neon): Add prototypes.
11281 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11282 (all_fpus): Add FPUTYPE_NEON.
11283 (fp_model_for_fpu): Add NEON field.
11284 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11285 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11287 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11289 (thumb2_legitimate_address_p): Likewise.
11290 (neon_valid_immediate): Recognize and prepare constants suitable for
11292 (neon_immediate_valid_for_move): New function. Recognize and prepare
11293 immediates for NEON move instructions.
11294 (neon_immediate_valid_for_logic): New function. Recognize and
11295 prepare immediates for NEON logic instructions.
11296 (neon_output_logic_immediate): New function. Create asm string
11297 suitable for outputting immediate logic instructions.
11298 (neon_pairwise_reduce): New function. Implement reduction using
11299 pairwise operations.
11300 (neon_expand_vector_init): New function. Expand a (possibly
11301 non-constant) vector initialization.
11302 (neon_vector_mem_operand): New function. Memory operands supported
11303 for quad-word loads/stores to/from ARM or NEON registers. Don't
11304 allow base+offset addressing for core regs.
11305 (neon_struct_mem_operand): New function. Valid mems for NEON
11307 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11308 from neon_vector_mem_operand addresses without a secondary register.
11309 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11310 (add_minipool_backward_ref): Likewise.
11311 (dump_minipool): Likewise.
11312 (push_minipool_fix): Likewise.
11313 (output_move_quad): New function. Output quad-word moves, loads and
11314 stores using ARM registers.
11315 (output_move_vfp): Add support for vectors in VFP (NEON) D
11317 (output_move_neon): Output a NEON load/store to/from a quadword
11319 (arm_print_operand): Implement new codes:
11320 - 'c' for unadorned integers (without a # sign).
11321 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11323 - 'e', 'f' for the low and high D parts of a NEON Q register.
11324 - 'q' outputs a NEON Q register.
11325 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11326 - 'T' prints NEON opcode features from a coded bitmask.
11327 - 'F' is similar to T, but signed/unsigned codes both print as
11329 - 't' is similar to T, but 'u' is printed instead of 'p'.
11330 - 'O' prints 'r' if NEON instruction should perform rounding (as
11331 specified by bitmask), else prints nothing.
11332 - '#' is a punctuation character to stop operand numbers from
11333 running together with following digits in the assembler
11334 strings for instructions (when using mode attributes).
11335 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11336 constant vectors in big-endian mode, where necessary.
11337 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11338 Handle EI, OI, CI, XI modes.
11339 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11340 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11341 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11342 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11343 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11345 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11346 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11347 to turn v8qi, etc. into bits defined above.
11348 (neon_itype): New enumeration. Classifications of NEON builtins.
11349 (neon_builtin_datum): Define struct. Contains information about
11350 a single builtin (with multiple modes).
11351 (CF): Define helper macro for...
11352 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11354 (neon_builtin_data): New array. Define information about builtins
11355 for use during initialization/expansion.
11356 (arm_init_neon_builtins): New function.
11357 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11359 (neon_builtin_compare): New function.
11360 (locate_neon_builtin_icode): New function. Find an insn code for a
11361 builtin given a function code for that builtin. Also return type of
11362 builtin (NEON_BINOP, NEON_UNOP etc.).
11363 (builtin_arg): New enumeration. Types of arguments for builtins.
11364 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11365 Takes a variable argument list of builtin_arg types, terminated by
11367 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11368 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11369 (neon_emit_pair_result_insn): New function. Support returning pairs
11370 of vectors via a pointer.
11371 (neon_disambiguate_copy): New function. Set up operands for a
11372 multi-word copy such that registers do not get clobbered.
11373 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11374 ARM_BUILTIN_NEON_BASE.
11375 (arm_file_start): Set float-abi attribute for NEON.
11376 (arm_vector_mode_supported_p): Enable NEON vector modes.
11377 (arm_mangle_map_entry): New.
11378 (arm_mangle_map): New.
11379 (arm_mangle_vector_type): New.
11380 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11382 (TARGET_NEON): New macro. Target supports NEON.
11383 (fputype): Add FPUTYPE_NEON.
11384 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11385 for vectorization based on command-line arg.
11386 (NEON_REGNO_OK_FOR_NREGS): Define.
11387 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11388 (VALID_NEON_STRUCT_MODE): Define.
11389 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11390 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11391 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11392 (consttable_16): Add pattern for outputting 16-byte minipool
11394 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11396 (vec-common.md, neon.md): Include md files.
11397 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11398 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11399 (memory_constraint "Ut", "Un", "Us"): Define.
11400 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11401 (MMX_char): New mode attribute.
11402 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11403 (*add<mode>3_iwmmxt): New insn pattern.
11404 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11405 (*sub<mode>3_iwmmxt): New insn pattern.
11406 (mulv4hi3): Rename to...
11407 (*mulv4hi3_iwmmxt): This.
11408 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11409 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11410 (uminv4hi3, uminv2si3): Remove. Replace with...
11411 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11412 (*umin<mode>3_iwmmxt): These.
11413 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11414 (ashr<mode>3_iwmmxt): This new pattern.
11415 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11416 (lshr<mode>3_iwmmxt): This new pattern.
11417 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11418 (ashl<mode>3_iwmmxt): This new pattern.
11419 * config/arm/neon-docgen.ml: New file. Generate documentation for
11421 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11422 * config/arm/arm_neon.h: New (autogenerated).
11423 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11425 * config/arm/neon.md: New file. Define NEON instructions.
11426 * config/arm/neon.ml: New file. Abstract description of NEON
11427 instructions, used to generate arm_neon.h header, documentation and
11429 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11430 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11432 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11434 (ARM NEON Intrinsics): New subsection.
11435 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11437 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11439 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11442 2007-07-24 Jan Hubicka <jh@suse.cz>
11444 * regclass.c (move_table): New type.
11445 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11446 (init_move_cost): Break out from ...
11447 (init_reg_sets_1): ... here; simplify computation of
11448 have_regs-of_mode and contains_reg_of_mode.
11449 (record_reg_classes): Unswitch internal loops.
11450 (copy_cost): Trigger lazy initialization of move cost
11451 (record_address_regs): Likewise.
11453 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11455 * config/darwin.c (darwin_override_options): Don't force on
11456 flag_var_tracking_uninit when no debug info is requested.
11458 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11460 * cfgloop.c (init_loops_structure): New function.
11461 (flow_loops_find): Create root of the loop tree unconditionally.
11463 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11465 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11467 2007-07-24 Jan Hubicka <jh@suse.cz>
11469 * caller-save.c: Include ggc.h, gt-caller-save.h
11470 (reg_save_code, reg_restore_code): Rename to ...
11471 (cached_reg_save_code, cached_reg_restore_code): ... those.
11472 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11473 (reg_save_code, reg_restore_code): New functions.
11474 (init_caller_save): Do not intialize
11475 reg_save_code/reg_restore_code tables.
11476 * Makefile.in: (gt-caller-save.h): New.
11478 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11480 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11481 with the mode of the original operand instead of
11484 2007-07-23 Jan Hubicka <jH@suse.cz>
11486 * i386.c (ix86_secondary_memory_needed): Break out to...
11487 (inline_secondary_memory_needed): ... here.
11488 (ix86_memory_move_cost): Break out to ...
11489 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11490 maximum of input and output; fix handling of Q_REGS on 64bit.
11491 (ix86_secondary_memory_needed): Microoptimize.
11493 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11495 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11496 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11497 stmts_from_loop, known_dependences_p, build_rdg): New.
11498 * tree-data-ref.h: Depends on graphds.h.
11499 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11500 (build_rdg): Declared.
11501 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11503 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11505 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11508 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11509 Jakub Jelinek <jakub@redhat.com>
11511 PR middle-end/PR28690
11512 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11514 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11515 and MEM_POINTER operands over REG and MEM operands.
11516 (swap_commutative_operands_p): Change return value to bool.
11517 * rtl.h: Update the corresponding prototype.
11518 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11519 instead of gen_rtx_PLUS.
11520 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11521 value to bool. Change function arguments to rtx's and update code
11523 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11524 calls to match the new declaration.
11525 * simplify-rtx.c (simplify_associative_operation): Don't
11526 reorder simplify_binary_operation arguments.
11528 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11530 * config/mips/mips.c (override_options): Use mips_costs to derive
11531 the default branch cost.
11532 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11534 * config/mips/mips.opt (mbranch-cost=): New option.
11535 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11537 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11539 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11540 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11541 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11542 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11544 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11546 * config/mips/constraints.md (ks): New constraint.
11547 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11548 (*add<mode>3_mips16): ...here.
11550 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11552 * optabs.h (enum optab_index): Add new OTI_signbit.
11553 (signbit_optab): Define corresponding macro.
11554 (enum insn_code signbit_optab[]): Remove array.
11555 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11556 (expand_copysign_absneg): If back end provides signbit insn, use it
11557 instead of bit operations on floating point argument.
11558 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11559 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11560 for availability of signbit insn.
11562 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11563 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11564 SSE mode is not active.
11565 (isinf<mode>2): Disable for mfpmath=sse,387.
11567 2007-07-22 Ben Elliston <bje@au.ibm.com>
11569 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11571 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11573 2007-07-20 Richard Guenther <rguenther@suse.de>
11575 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11576 integral typed condition.
11577 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11578 booleanness. Only preserve conversions from a non-base
11579 type to a base type, not in general between types with
11580 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11581 * tree.def (COND_EXPR): Document that the condition
11582 can be of any integral type.
11584 2007-07-20 Nigel Stephens <nigel@mips.com>
11585 Richard Sandiford <richard@codesourcery.com>
11587 * config/mips/mips.h (mips_dwarf_regno): Declare.
11588 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11589 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11590 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11591 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11592 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11593 (REG_CLASS_NAMES): Update accordingly.
11594 * config/mips/mips.c (mips_dwarf_regno): New array.
11595 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11596 (mips_subword): Remove special handling for accumulator registers.
11597 (override_options): Initiailize mips_dwarf_regno. Remove use
11599 (mips_swap_registers): New function.
11600 (mips_conditional_register_usage): Swap accumulator registers
11601 around if TARGET_LITTLE_ENDIAN.
11602 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11603 * config/mips/constraints.md (h, l): Use the endianness to choose
11604 between MD0_REG and MD1_REG.
11605 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11606 alternative-dependent template.
11608 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11610 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11613 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11615 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11616 predecessor fallthru flags.
11618 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11620 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11621 of compare to the same type.
11622 * cfgloopmanip.c (add_loop): Update information about loop exits.
11623 (loop_version): Remove the innermost loop requirement.
11624 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11625 to sizetype for pointers.
11627 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11629 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11630 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11631 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11633 * config/dfp-bit.c: Empty for TFmode conversions.
11635 2007-07-18 Caroline Tice <ctice@apple.com>
11637 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11638 and handle them correctly; check that src is not NULL before
11640 (find_src_set_src): Likewise.
11642 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11644 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11645 (struct alignment_context, init_alignment_context): New.
11646 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11647 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11648 (XCHAL_HAVE_S32C1I): Likewise.
11649 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11650 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11651 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11652 (ATOMIC, HQI): New macros.
11653 (memory_barrier, *memory_barrier): New.
11654 (sync_lock_releasesi): New.
11655 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11656 (sync_lock_test_and_set<mode>): New.
11657 (sync_<atomic><mode>): New.
11658 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11659 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11660 (xtensa_expand_atomic): New.
11662 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11666 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11667 transformation for builtin ISNORMAL.
11668 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11669 * builtins.def (BUILT_IN_ISNORMAL): New.
11670 * doc/extend.texi: Document isnormal.
11672 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11676 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11677 optabs infrastructure. Provide generic implementation for
11679 (expand_builtin): Handle FINITE/ISFINITE.
11680 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11681 (fold_builtin_1): Likewise.
11683 * builtins.def (BUILT_IN_ISFINITE): New.
11685 * doc/extend.texi: Document isfinite.
11687 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11690 PR middle-end/20558
11692 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11693 generic fallback for isinf.
11694 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11695 calculation code ...
11696 * real.c (get_max_float): ... to here.
11697 * real.h (get_max_float): New.
11699 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11701 PR middle-end/32668
11703 * builtin-attrs.def (ATTR_TYPEGENERIC,
11704 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11706 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11707 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11708 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11709 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11711 * c-common.c (handle_type_generic_attribute): New.
11712 (c_common_attribute_table): Add "type generic".
11714 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11716 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11718 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11719 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11722 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11725 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11726 checking that the operand is an expression.
11728 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11729 Danny Smith <dannysmith@users.sourceforge.net>
11732 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11733 file mapping object in local namespace if Windows version later
11736 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11738 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11739 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11740 arm_cannot_force_const_mem.
11741 (arm_cannot_force_const_mem): New function.
11742 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11743 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11744 of arm_tls_referenced_p.
11745 * config/arm/arm.md (movsi): Split out-of-section constants when
11746 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11747 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11749 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11751 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11753 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11755 * config/mips/mips.md (*extendqihi2): Convert the destination
11758 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11760 * config/pa/fptr.c: Update license header.
11761 * config/pa/milli64.S: Likewise.
11763 2007-07-17 Nick Clifton <nickc@redhat.com>
11765 * COPYING_v3: New file. Contains version 3 of the GNU General
11767 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11768 Lesser General Public License.
11769 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11770 the GNU General Public License.
11772 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11774 PR rtl-optimization/32773
11775 * cfglayout.c (force_one_exit_fallthru): New function.
11776 (cfg_layout_finalize): Use it.
11778 2007-07-16 Richard Guenther <rguenther@suse.de>
11779 Uros Bizjak <ubizjak@gmail.com>
11781 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11782 before forcing it to gimple operand.
11784 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11785 David Ung <davidu@mips.com>
11787 * config/mips/mips.h (TUNE_24K): Define.
11788 (TUNE_MACC_CHAINS): Add TUNE_24K.
11789 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11791 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11792 (r74k_int_madd): .. this new reservation.
11793 (define_bypass): Fixed bypasses for r74k_int_madd to use
11794 mips_linked_madd_p.
11795 * config/mips/24k.md (define_bypass): Define new
11796 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11798 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11799 Nigel Stephens <nigel@mips.com>
11801 * config/mips/mips.md: Include 20kc.md.
11802 * config/mips/20kc.md: New file.
11803 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11804 (mips_adjust_cost): Tweak for 20Kc.
11805 (mips_issue_rate): Likewise.
11806 * config/mips/mips.h (TUNE_20KC): Define.
11808 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11810 * config/rs6000/rs6000.c (struct processor_cost): Add
11811 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11813 (*_cost): Add cache information.
11814 (rs6000_override_options): Set cache parameters.
11816 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11819 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11820 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11822 2007-07-16 Paul Brook <paul@codesourcery.com>
11825 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11826 (cirrus_thumb2_movsi_insn): Ditto.
11828 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11830 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11831 CR2_REGNO to R_CR2.
11833 2007-07-15 Andrew Haley <aph@redhat.com>
11835 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11836 before looking in the context.
11838 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11840 PR middle-end/32398
11841 PR middle-end/32769
11842 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11843 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11844 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11845 (pa_output_function_prologue): Use rp_saved and
11846 current_function_is_leaf to generate .CALLINFO statement.
11847 (hppa_expand_prologue): Set rp_saved.
11848 (hppa_expand_epilogue): Use rp_saved.
11849 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11850 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11852 2007-07-14 Dirk Mueller <dmueller@suse.de>
11854 * omega.c (coalesce): Fix memory leak on early exit.
11855 * matrix-reorg.c (check_allocation_function): Likewise.
11856 * tree-vect-transform.c (vect_get_new_vect_var): free result
11858 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11859 pass pointer to edge vector
11860 (partition_hot_cold_basic_blocks): Fix memory leak.
11861 * collect2.c (prefix_from_string): Free temporary storage.
11862 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11864 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11866 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11867 (DO_GLOBAL_DTORS_BODY): Likewise.
11869 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11870 Nigel Stephens <nigel@mips.com>
11872 * config/mips/mips.c (mips_classify_symbol): Don't return
11873 SYMBOL_SMALL_DATA for constant pool addresses if
11874 TARGET_EMBEDDED_DATA is true.
11876 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11878 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11879 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11880 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11881 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11882 __builtin_ia32_storehps, __builtin_ia32_storelps,
11883 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11884 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11885 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11886 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11887 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11888 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11889 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11890 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11891 using def_builtin_const.
11893 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11895 PR tree-optimization/32705
11896 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11897 (simplify_binary_expression): Use SSA_VAL consistently.
11899 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11901 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11902 (SPEFSCR_REGNO): Delete definition.
11903 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11904 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11905 * config/rs6000/rs6000.h: Do not define *_REGNO.
11906 LINK_REGISTER_REGNUM -> LR_REGNO.
11907 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11908 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11909 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11910 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11911 R_VRSAVE, R_VSCR. Use them.
11912 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11913 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11914 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11915 * config/rs6000/aix.h: Define R_LR. Use it.
11917 2007-07-13 Caroline Tice <ctice@apple.com>
11919 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11920 flag_var_tracking is explicitly turned off (i.e. when variable
11921 tracking is not feasible); otherwise, turn flag_var_tracking on when
11922 flag_var_tracking_uninit is on.
11923 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11924 note definitions, to allow recording of initialization status in the
11926 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11927 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11928 determine if two note locations are equal.
11929 (output_loc_list): Don't output list entries whose start & end labels
11931 (reg_loc_descriptor): Add parameter for initialization status; pass it
11932 to other loc descriptor functions.
11933 (one_reg_loc_descriptor): Add parameter for initialization status;
11934 check its value and add DW_OP_GNU_uninit to returned loc descr if
11936 (multiple_reg_loc_descriptor): Add parameter for initialization
11938 pass init status argument to other loc descriptor functions; check
11939 value of intialization parameter and add DW_OP_GNU_uninit to returned
11940 loc descr if appropriate.
11941 (based_loc_descr): Add parameter for initialization status; add new
11942 variable for return value; check value of initialization parameter and
11943 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11944 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11945 pass init status argument to other loc descriptor functions; check
11946 value of intialization parameter and add DW_OP_GNU_uninit to returned
11947 loc descr if appropriate.
11948 (mem_loc_descriptor): Likewise.
11949 (concat_loc_descriptor): Likewise.
11950 (concatn_loc_descriptor): Likewise.
11951 (loc_descriptor): Add parameter for initialization status; pass it as
11952 argument to other loc descriptor function calls.
11953 (loc_descriptor_from_tree_1): Add appropriate initialization status
11954 to loc descriptor function calls.
11955 (add_location_or_const_value_attribute): Get initialization status
11956 from VAR_LOCATION note; add initialization status to loc descriptor
11958 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11959 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11960 status is uninitialized, add "[uninint]" to output.
11961 * common.opt (fvar-tracking-uninit): New option, similar to
11962 fvar-tracking, to turn on tracking of uninitialized variables; creates
11963 a new global flag, flag_var_tracking_uninit.
11964 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11965 (enum var_init_status): New type, for var initialization status field.
11966 * var-tracking.c (struct location_chain_def): Two new fields, init,
11967 for initialization status, and set_src for the assignment value expr.
11968 (unshare_variable): New parameter for initialization status;
11969 initialize new init and set_src fields.
11970 (var_reg_set): New parameters for initialization status and value;
11971 pass them to set_variable_part.
11972 (var_mem_set): Likewise.
11973 (get_init_value): New function.
11974 (var_reg_delete_and_set): New initialization status & value
11975 parameters; add call to get_init_value if status is unknown; pass new
11976 parameters to clobber_variable_part and var_reg_set.
11977 (var_mem_delete_and_set): Likewise.
11978 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11979 (var_mem_delete): Likewise.
11980 (variable_union): Pass status to unshare_variable; initialize new init
11981 and set_src fields. If flag_var_tracking_uninit is not set, force
11982 status to initialized.
11983 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11984 used later to get the set_src value.
11985 (find_src_status): New function.
11986 (find_src_set_src): New function.
11987 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11988 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11989 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11990 and var_mem_delete_and_set.
11991 (dump_variable): Print out "[uninit]" if appropriate.
11992 (set_variable_part): Add new initialization and set_src parameters;
11993 pass status to unshare_variable; set node->init and node- >set_src
11994 fields and modify slot in hash table appropriately; save the init and
11995 set_src values if appropriate and assign to the new node.
11996 (clobber_variable_part): New set_src parameter; if two nodes have
11997 same variable and same location but different set_src (assignment)
11998 values, clobber old node.
11999 (delete_variable_part): Pass init status to unshare_variable.
12000 (emit_note_insn_var_location): Add initialized var; assign var's init
12001 status to new 'initialized'; pass new init status field to calls to
12002 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12003 status to initialized.
12004 (emit_notes_in_bb): Pass initialization status to calls to
12005 var_reg_set, var_mem_set, var_reg_delete_and_set and
12006 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12007 var_reg_delete_and_set and var_mem_delete_and_set; call
12008 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12009 make up for change in add_stores.
12010 (vt_add_function_parameters): Add status to calls to
12012 * config/darwin.c (darwin_override_options): Turn on uninitialized
12013 tracking automatically, if var_tracking is on and the system is
12016 2007-07-13 Sa Liu <saliu@de.ibm.com>
12018 * config.gcc: Add options for arch and tune on SPU.
12019 * config/spu/predicates.md: Add constant operands 0 and 1.
12020 * config/spu/spu-builtins.def: Add builtins for double precision
12021 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12022 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12024 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12026 * config/spu/spu-protos.h: Add new function prototypes.
12027 * config/spu/spu.c (spu_override_options): Check options -march and
12029 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12030 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12032 (spu_const_from_int): New. Create a vector constant from 4 ints.
12033 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12034 (spu_emit_vector_compare): New. Emit vector compare.
12035 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12036 * config/spu/spu.h: Add options -march and -mtune. Define processor
12037 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12038 CANONICALIZE_COMPARISON.
12039 * config/spu/spu.md: Add new insns for double precision compare
12040 and double precision vector compare. Add vcond and smax/smin patterns
12041 to enable DFmode vector conditional expression.
12042 * config/spu/spu.opt: Add options -march and -mtune.
12043 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12044 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12045 both CELL and CELLEDP targets: spu_testsv.
12046 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12049 2007-07-13 Richard Guenther <rguenther@suse.de>
12051 PR tree-optimization/32721
12052 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12053 TREE_THIS_VOLATILE on the folded reference.
12054 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12055 if the array reference has TREE_THIS_VOLATILE set.
12057 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12060 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12062 2007-07-13 Andreas Schwab <schwab@suse.de>
12064 * gengtype-lex.l: Allow declarations to be indented.
12066 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12068 * ginclude/tgmath.h: New.
12069 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12070 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12071 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12072 * configure: Regenerate.
12074 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12076 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12077 correct index when setting register save state for xd
12080 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12082 * config/sh/sh.c (mark_use): Remove.
12084 2007-07-12 Paul Brook <paul@codesourcery.com>
12086 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12087 reg does not overlap return value.
12089 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12091 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12092 (set_expression_vuses): Ditto.
12093 (init_pre): Initialize expression_vuses.
12095 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12097 * config/i386/sse.md (storentdf, storentsf): New.
12099 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12101 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12103 * tree.c (build_decl_stat): Move code from here...
12104 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12105 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12106 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12107 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12108 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12111 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12112 Devang Patel <dpatel@apple.com>
12114 PR tree-optimization/25413
12115 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12116 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12117 * tree.h (contains_packed_reference): New.
12118 * expr.c (contains_packed_reference): New.
12119 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12120 (vect_enhance_data_refs_alignment): Call
12121 vector_alignment_reachable_p.
12122 * target.h (vector_alignment_reachable): New builtin.
12123 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12124 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12125 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12127 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12129 * target.h (builtin_vectorization_cost): Add new target builtin.
12130 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12131 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12132 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12133 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12134 uninitialized variables.
12135 * tree-vect-transform.c (cost_for_stmt): New function.
12136 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12137 using cost 1 for all scalar stmts. Be less conservative when
12138 estimating the number of prologue/epulogue iterations. Call
12139 targetm.vectorize.builtin_vectorization_cost. Return
12140 min_profitable_iters-1.
12141 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12142 initialization cost instead of TARG_VEC_STMT_COST. Use
12143 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12144 epilogue code. Fix epilogue cost computation.
12145 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12146 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12147 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12148 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12149 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12150 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12152 2007-07-12 Richard Guenther <rguenther@suse.de>
12154 * gimplify.c (gimplify_conversion): Make sure that the result
12155 from maybe_fold_offset_to_reference is trivially convertible
12156 to the desired type before doing the simplification.
12157 (gimplify_expr): Likewise.
12158 * fold-const.c (fold_binary): Use the correct types for
12159 building the simplified expression.
12161 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12163 PR rtl-optimization/32729
12164 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12165 that fallthru to exit.
12167 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12169 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12170 (symDTPOFF2reg): Likewise.
12172 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12174 PR tree-optimization/32663
12176 * tree.h (VALUE_HANDLE_VUSES): Remove.
12177 (struct tree_value_handle): Remove vuses.
12179 * tree-vn.c (create_value_handle_for_expr): Don't set
12180 VALUE_HANDLE_VUSES.
12182 * tree-ssa-pre.c (expression_vuses): New.
12183 (alloc_expression_id): Set up expression_vuses.
12184 (get_expression_vuses): New.
12185 (set_expression_vuses): Ditto.
12186 (clear_expression_ids): Modify for expression_vuses.
12187 (phi_translate_1): Ditto.
12188 (phi_translate_set): Ditto.
12189 (value_dies_in_block_x): Ditto
12190 (valid_in_sets): Ditto.
12191 (add_to_sets): Ditto.
12192 (find_existing_value_expr): Ditto.
12193 (create_value_handle_for_expr): Ditto.
12194 (make_values_for_stmt): Ditto.
12195 (vuse_equiv): Remove.
12197 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12199 * Makefile.in (mostlyclean): Remove object files.
12201 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12203 * toplev.c (no_new_pseudos): Deleted.
12204 * rtl.h (no_new_pseudos): Deleted.
12205 * tree-pass.h (pass_no_new_pseudos): Deleted.
12206 * passes.c (pass_no_new_pseudos): Deleted.
12207 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12208 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12209 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12211 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12212 * rtlhooks.c (gen_lowpart_general): Ditto.
12213 * optabs.c (prepare_operand): Ditto.
12214 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12216 * modulo-sched.c (rest_of_handle_sms): Ditto.
12217 * see.c (rest_of_handle_see): Ditto.
12218 * ifcvt.c (if_convert): Ditto.
12219 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12221 * init-regs.c (gate_initialize_regs): Deleted set of
12223 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12224 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12225 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12227 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12230 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12231 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12232 (*vec_extractv2di_1_rex64): New insn pattern.
12234 2007-07-11 David Daney <ddaney@avtrex.com>
12236 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12237 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12238 for SIGNAL_UNWIND_RETURN_COLUMN.
12239 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12240 (DWARF_FRAME_REGNUM): Rewrite.
12241 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12243 2007-07-11 Nick Clifton <nickc@redhat.com>
12245 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12246 delta and use gen_int_mode in place of GET_INT instead.
12248 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12250 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12253 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12255 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12256 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12258 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12259 (USE_CANONICAL_TYPES): New.
12260 * doc/invoke.texi (verify-canonical-types): Remove.
12261 (use-canonical-types): Add.
12263 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12265 * config/spu/spu.c (spu_optimization_options): Remove setting of
12266 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12267 (spu_override_options): Move it here.
12269 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12271 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12272 * config/mips/mips.c (mips_cpu_info_table): Mention
12273 MIPS_ISA_LEVEL_SPEC in the comment.
12275 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12277 PR tree-optimization/32713
12278 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12280 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12282 PR middle-end/30482
12283 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12284 conditional to flag_isoc99.
12285 (c_common_init_options): Do it here, unconditionally.
12287 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12289 PR tree-optimization/32589
12290 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12291 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12292 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12293 predicate, extracted from...
12294 (set_rhs): ...here. Call it for the expression on entry.
12295 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12296 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12297 (simplify_binary_expression): Use valid_gimple_expression_p
12298 to validate the simplification.
12299 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12301 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12303 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12304 DWARF2_DEBUG on 32 bit target too.
12305 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12307 2007-07-11 Nick Clifton <nickc@redhat.com>
12309 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12310 version for 64-bit hosts.
12312 2007-07-10 David Daney <ddaney@avtrex.com>
12314 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12316 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12318 * config/mips/mips.c (mips_expand_synci_loop): New function.
12319 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12320 (UNSPEC_RDHWR): Same.
12321 (UNSPEC_SYNCI): Same.
12322 (UNSPEC_SYNC): Same.
12323 (clear_cache): New expand.
12327 (clear_hazard): Same.
12328 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12330 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12331 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12333 2007-07-10 Ian Lance Taylor <iant@google.com>
12335 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12338 2007-07-10 David Daney <ddaney@avtrex.com>
12340 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12341 * builtins.c (expand_builtin___clear_cache): New function.
12342 (expand_builtin): Call expand_builtin___clear_cache for
12343 BUILT_IN_CLEAR_CACHE case.
12344 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12345 * doc/md.texi (clear_cache): Document new instruction pattern.
12346 * testsuite/gcc.dg/builtins-64.c: New test.
12348 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12350 * config/cris/cris.md ("movsi"): Fix typo in last change.
12352 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12355 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12357 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12358 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12359 for FUNCTION_DECLs. Don't use align_functions_log if
12361 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12362 even for FUNCTION_DECLs.
12363 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12365 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12366 (DECL_FUNCTION_CODE): Update for new location and name of
12368 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12369 (struct tree_decl_common): Move 'align' and 'off_align' out
12370 of union, ensure they're still on a 32-bit boundary. Remove
12371 other fields in union 'u1'.
12372 (struct tree_function_decl): Add field 'function_code' replacing
12373 'u1.f' in tree_decl_common.
12374 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12375 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12376 (Variable Attributes): Cross-reference 'aligned' attribute
12377 to Function Attributes.
12378 * flags.h (force_align_functions_log): Delete.
12379 * toplev.c (force_align_functions_log): Delete.
12381 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12384 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12385 (*vec_concatv2di_rex): New insn pattern.
12387 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12390 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12392 2007-07-10 Ian Lance Taylor <iant@google.com>
12394 Replace no_new_pseudos in backends.
12395 * rtl.h (can_create_pseudo_p): Define.
12396 * config/darwin.c (machopic_indirect_data_reference): Use
12397 can_create_pseudo_p () instead of no_new_pseudos.
12398 (machopic_indirect_data_reference): Likewise.
12399 (machopic_legitimize_pic_address): Likewise.
12400 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12401 (alpha_emit_set_const_1): Likewise.
12402 (alpha_emit_set_const): Likewise.
12403 (alpha_emit_conditional_move): Likewise.
12404 (alpha_split_conditional_move): Likewise.
12405 * config/alpha/alpha.md (various splitters): Likewise.
12407 * config/arm/arm.c (legitimize_pic_address): Likewise.
12408 (arm_load_pic_register): Likewise.
12409 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12410 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12411 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12412 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12413 * config/cris/cris.md (movsi): Likewise.
12414 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12415 (symGOTOFF2reg_hilo): Likewise.
12416 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12417 * config/h8300/h8300.md (insv, extzv): Likewise.
12418 * config/i386/i386.c (ix86_expand_move): Likewise.
12419 (ix86_expand_vector_move): Likewise.
12420 (ix86_prepare_fp_compare_args): Likewise.
12421 (ix86_expand_carry_flag_compare): Likewise.
12422 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12423 (tls_dynamic_gnu2_combine_32): Likewise.
12424 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12425 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12426 (ia64_expand_movxf_movrf): Likewise.
12427 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12428 (m32c_split_move): Likewise.
12429 (m32c_expand_insv): Likewise.
12430 * config/m68k/m68k.md (movsi): Likewise.
12431 * config/mips/mips.c (mips_force_temporary): Likewise.
12432 (mips_split_symbol): Likewise.
12433 (mips_move_integer): Likewise.
12434 (mips_legitimize_const_move): Likewise.
12435 * config/mn10300/mn10300.md (movsi): Likewise.
12436 * config/pa/pa.c (emit_move_sequence): Likewise.
12437 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12438 (rs6000_got_register): Likewise.
12439 (create_TOC_reference): Likewise.
12440 (rs6000_machopic_legitimize_pic_address): Likewise.
12441 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12442 (various splitters): Likewise.
12443 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12444 (movsi_got): Likewise.
12445 * config/s390/s390.c (emit_symbolic_move): Likewise.
12446 * config/s390/s390.md (movhi, movqi): Likewise.
12447 (load_multiple, store_multiple): Likewise.
12448 * config/score/score.c (score_force_temporary): Likewise.
12449 * config/sh/sh.c (prepare_move_operands): Likewise.
12450 (prepare_cbranch_operands): Likewise.
12451 (emit_fpu_switch): Likewise.
12452 (fpscr_set_from_mem): Likewise.
12453 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12454 (adddi3, subsi3): Likewise.
12455 (various splitters): Likewise.
12456 (divsi_inv_fp_combine): Likewise.
12457 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12458 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12460 * config/sh/predicates.md (xor_operand): Likewise.
12461 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12462 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12463 (movdi_pic_label_ref): Likewise.
12464 * config/spu/spu.c (spu_split_immediate): Likewise.
12465 * config/alpha/alpha.md (various splitters): Remove test
12466 !no_new_pseudos || reload_completed.
12467 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12469 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12470 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12471 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12472 * config/score/score.c (th_output_mi_thunk): Likewise.
12473 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12474 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12476 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12478 PR rtl-optimization/32664
12479 * mode-switching.c (create_pre_exit): Skip barrier insns.
12481 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12483 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12484 force_gimple_operand_bsi.
12485 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12486 rewrite_use_compare): Ditto.
12487 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12489 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12490 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12491 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12492 * tree-profile.c (prepare_instrumented_value,
12493 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12494 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12495 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12496 tree_gen_ior_profiler): Ditto.
12497 * tree-ssa-reassoc.c (negate_value): Ditto.
12498 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12499 Use force_gimple_operand_bsi.
12500 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12501 * tree-if-conv.c (add_to_dst_predicate_list,
12502 find_phi_replacement_condition): Ditto.
12503 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12504 Call mark_symbols_for_renaming for new statements.
12505 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12507 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12509 * cfghooks.c (remove_edge): New function.
12510 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12512 * cfghooks.h (remove_edge): Declare.
12513 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12514 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12516 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12518 * optabs.h: Added declaration for signbit_optab.
12519 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12520 * genoptinit.c (optabs): Added entry for signbit insns.
12521 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12522 insn, if available.
12523 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12524 * config/s390/s390.md (signbit<mode>2): New expander.
12526 2007-07-09 Richard Guenther <rguenther@suse.de>
12528 PR middle-end/32698
12529 * fold-const.c (fold_plusminus_mult_expr): Move constant
12530 arguments second to allow decomposing.
12532 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12535 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12537 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12538 Disregard DECL_FROM_INLINE.
12540 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12543 * doc/invoke.texi: Add ftree-reassoc flag.
12544 * common.opt (ftree-reassoc): New flag.
12545 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12546 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12548 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12550 PR tree-optimization/32681
12551 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12552 saved in second_edge->aux when first_bb is a loop header.
12554 2007-07-09 Jan HUbicka <jh@suse.cz>
12556 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12558 2007-07-09 Richard Guenther <rguenther@suse.de>
12560 * c-decl.c (start_function): Do not promote return type.
12562 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12564 * function.c (do_warn_unused_parameter): Do not warn if
12565 TREE_NO_WARNING is set.
12567 2007-07-08 Andreas Schwab <schwab@suse.de>
12569 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12571 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12574 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12576 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12577 apply to assembly language, too.
12578 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12580 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12582 Revert (note the sccvn portions are *not* reverted)
12583 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12585 Fix PR tree-optimization/23488
12587 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12589 * tree-flow-inline.h (get_value_handle): Ditto.
12590 * tree-ssa-pre.c (decl_vh_map): New.
12591 (decl_node_pool): New.
12592 (can_value_number_operation): Support DECL_P.
12593 (can_PRE_operation): Ditto.
12594 (create_expression_by_pieces): Ditto.
12595 (find_existing_value_expr): Modify to differnetiate between
12596 addressing and top level.
12597 (create_value_handle_for_expr): Handle DECL's.
12598 (poolify_tree): Ditto.
12599 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12600 (make_values_for_stmt): Handle DECL's properly.
12601 (init_pre): Reorg to not init useless things during FRE.
12603 * tree-flow.h: Include pointer-set.h.
12604 (decl_vh_map): Declare.
12605 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12607 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12609 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12610 the constraint description.
12611 * doc/md.texi: Update documentation of AVR constraints.
12613 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12615 * auto-inc-dec.c, config/arm/arm.c,
12616 config/m32r/constraints.md, config/mips/mips.md,
12617 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12618 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12619 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12620 typos. Follow spelling conventions.
12621 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12623 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12624 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12626 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12627 realloc_vuse): Remove.
12628 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12631 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12633 Fix PR tree-optimization/23488
12635 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12636 (try_to_simplify): Ditto.
12637 (visit_use): Ditto.
12638 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12640 * tree-flow-inline.h (get_value_handle): Ditto.
12641 * tree-ssa-pre.c (decl_vh_map): New.
12642 (decl_node_pool): New.
12643 (can_value_number_operation): Support DECL_P.
12644 (can_PRE_operation): Ditto.
12645 (create_expression_by_pieces): Ditto.
12646 (find_existing_value_expr): Modify to differnetiate between
12647 addressing and top level.
12648 (create_value_handle_for_expr): Handle DECL's.
12649 (poolify_tree): Ditto.
12650 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12651 (make_values_for_stmt): Handle DECL's properly.
12652 (init_pre): Reorg to not init useless things during FRE.
12654 * tree-flow.h: Include pointer-set.h.
12655 (decl_vh_map): Declare.
12656 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12658 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12660 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12661 apply to assembly language, too.
12662 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12664 2007-07-06 Ian Lance Taylor <iant@google.com>
12665 Zack Weinberg <zackw@panix.com>
12667 PR middle-end/32441
12668 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12670 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12672 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12673 (prefetch): Likewise if "pref" would be used.
12675 2007-07-06 Josh Conner <jconner@apple.com>
12677 PR middle-end/32602
12678 PR middle-end/32603
12679 * calls.c (store_one_arg): Handle arguments which are partially
12680 on the stack when detecting argument overlap.
12682 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12684 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12685 chosen during find_reloads.
12687 2007-07-06 Richard Guenther <rguenther@suse.de>
12689 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12690 TYPE_ARG_TYPES for verification of argument types. Use
12691 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12692 parameters as variable arguments.
12694 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12696 * libgcc2.h (word_type): Type definition removed.
12697 (cmp_return_type, shift_count_type): Type definitions added.
12698 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12699 replaced with shift_count_type.
12700 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12702 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12703 changed from word_type to Wtype.
12704 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12705 replaced with shift_count_type.
12706 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12708 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12709 and libgcc_shift_count attribute added.
12710 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12711 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12712 (TARGET_INITIALIZER): New target hooks added.
12713 * targhooks.c (default_libgcc_cmp_return_mode,
12714 default_libgcc_shift_count_mode): Default implementations for the new
12715 target hooks added.
12716 * targhooks.h (default_libgcc_cmp_return_mode,
12717 default_libgcc_shift_count_mode): Function prototypes added.
12718 * target.h (struct gcc_target): Fields for the new target hooks added.
12719 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12721 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12724 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12725 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12727 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12728 s390_libgcc_shift_count_mode): Functions added.
12729 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12730 Target hooks defined.
12732 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12734 * config/mips/mips.c (compute_frame_size): Restore the original
12735 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12736 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12737 Document why the difference is needed.
12739 2007-07-06 Richard Guenther <rguenther@suse.de>
12741 * c-common.c (boolean_increment): Use correctly typed
12744 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12746 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12747 the topmost argument register is not also included in the save mask.
12748 (mips16e_collect_argument_save_p): Take a pointer to the argument
12749 register, rather than a pointer to the number of arguments.
12750 (mips16e_collect_argument_saves): Only include argument saves
12751 that aren't in the register mask.
12753 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12755 PR rtl-optimization/32450
12756 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12757 to ensure that instructions are not moved into the prologue when
12758 profiling is on. Remove unused prologue_end variable.
12759 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12760 as a scheduling barrier.
12762 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12765 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12766 Disregard DECL_FROM_INLINE.
12768 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12770 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12771 IORing with a constant.
12773 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12775 PR rtl-optimization/32475
12776 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12777 for every definition of the stack pointer.
12779 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12781 * arm.c (vfp3_const_double_index): Copy signed results of
12782 REAL_VALUE_TO_INT into unsigned vars.
12784 2007-07-05 Richard Guenther <rguenther@suse.de>
12786 PR middle-end/32639
12787 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12789 * tree-ssa.c (useless_type_conversion_p): Check canonical
12792 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12794 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12795 zero_extendhisi2): Change to define_insn_and_split.
12796 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12798 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12800 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12801 pass_match_asm_constraints): New.
12802 * passes.c (init_optimization_passes): Add new pass.
12803 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12804 * function.h (struct function): Add has_asm_statement bit.
12805 (current_function_has_asm_statement): New.
12806 * tree-pass.h (pass_match_asm_constraints): New.
12808 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12810 * config/mips/mips.c (mips_file_start): Avoid declaration
12813 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12815 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12817 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12819 * rtl.def (NOTE): Change print format string to print
12820 operand 5 as a note insn name.
12822 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12823 David Ung <davidu@mips.com>
12825 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12826 * doc/invoke.texi: (MIPS Options): Document them.
12828 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12829 David Ung <davidu@mips.com>
12831 Add support for SmartMIPS ASE.
12833 * optabs.c (expand_binop_directly): New, broken out from...
12834 (expand_binop): Here. Make it try rotating in the other
12835 direction even when the second operand isn't constant.
12836 * config/mips/mips.md (*lwxs): New.
12837 * config/mips/mips.opt (msmartmips): New.
12838 * config/mips/mips.c (mips_lwxs_address_p): New.
12839 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12840 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12841 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12842 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12843 (ISA_HAS_LWXS): New.
12844 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12845 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12846 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12847 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12848 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12849 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12850 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12852 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12854 * tree-vectorizer.c (new_loop_vec_info): Initialize
12855 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12856 * tree-vectorizer.h (_loop_vec_info): Added new filed
12857 min_profitable_iters.
12858 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12859 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12860 * tree-vect-analyze.c (vect_analyze_operations): Set
12861 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12862 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12863 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12864 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12865 and prologue cost to after they are computed.
12866 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12867 TARG_VEC_STMT_COST.
12868 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12869 of creating vectors from scalars according to dt.
12870 (vect_model_store_cost): Likewise.
12871 (vectorizable_call): Use dt array instead of scalar dt. Call
12872 vect_model_simple_cost with additional argument dt.
12873 (vectorizable_assignment): Likewise.
12874 (vectorizable_operation): Likewise.
12875 (vectorizable_type_demotion): Likewise.
12876 (vectorizable_type_promotion): Likewise.
12877 (vectorizable_store): Use dt array instead of scalar dt. Call
12878 vect_model_store_cost with additional argument dt.
12879 (vect_do_peeling_for_loop_bound): Don't call
12880 vect_estimate_min_profitable_iters. Instead, lookup
12881 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12882 "may not be profitable".
12884 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12887 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12888 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12889 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12890 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12892 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12894 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12895 addressing modes cheaper.
12897 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12899 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12900 (dw_ranges_struct): Rename block_num to num. Adjust.
12901 (dw_ranges_by_label_struct): New.
12902 (ranges_by_label, ranges_by_label_allocated,
12903 ranges_by_label_in_use): New variables.
12904 (add_ranges_num): Factored most of the code out of...
12905 (add_ranges): ... this one. Rewrite in terms of the former.
12906 (add_ranges_by_labels): New.
12907 (output_ranges): Output by-label ranges.
12908 (dwarf2out_finish): Output range for multiple-section
12909 compile_unit. Output standard DW_AT_low_pc in addition to
12910 unexpected DW_AT_entry_pc.
12912 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12914 PR tree-optimization/32604
12915 PR tree-optimization/32606
12917 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12918 (compute_antic_safe): Removed.
12919 (ANTIC_SAFE_LOADS): Ditto.
12920 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12921 (execute_pre): Don't call compute_antic_safe.
12922 (vuse_equiv): New function.
12923 (make_values_for_stmt): Use it
12924 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12927 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12930 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12931 rather than a decl.
12932 (avr_attribute_table): Make "naked" attribute apply to function types
12933 rather than to decls.
12934 (avr_handle_fntype_attribute): New function.
12936 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12938 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12941 2007-07-04 David Ung <davidu@mips.com>
12942 Joseph Myers <joseph@codesourcery.com>
12944 * config/mips/mips.md (type): Add logical, signext and move.
12945 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12946 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12947 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12948 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12949 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12950 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12951 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12952 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12953 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12954 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12955 movv2sf_hardfloat_64bit): Use the new types.
12956 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12957 *movdf_softfloat, *movdf_mips16): Use "multi".
12958 (extendqihi2): Replace with a define_expand.
12959 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12960 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12961 * config/mips/74k.md (r74k_int_logical): New reservation and
12963 (r74k_int_arith): Remove "slt".
12964 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12965 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12966 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12967 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12968 reservations for "arith".
12970 2007-07-04 Richard Guenther <rguenther@suse.de>
12972 * tree-ssa.c (useless_type_conversion_p): Add handling for
12973 scalar float and vector types. Only call the types_compatible_p
12974 langhook for aggregate types as last resort. Follow the
12977 2007-07-04 Richard Guenther <rguenther@suse.de>
12979 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12980 the same as NOP_EXPR.
12982 2007-07-04 Nick Clifton <nickc@redhat.com>
12984 * target.h (struct gcc_target): Add target_help field.
12985 * target-def.h (TARGET_HELP): New.
12986 (TARGET_INITIALIZER): Use TARGET_HELP.
12987 * opts.c (command_handle_option): Invoke target_help function, if
12988 defined, when the user has specified --target-help on the command
12990 * doc/invoke.texi: Mention that --target-help might print
12991 additional information.
12992 * doc/tm.texi: Document TARGET_HELP hook.
12994 * arm.c (TARGET_HELP): Override default definition.
12995 (arm_target_help): New - display a wrapped list of cores and
12996 architectures supported.
12998 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13000 * config/v850/v850.c (expand_prologue): Make sure
13001 GEN_INT() argument is sign extended rather than zero extended.
13002 (expand_epilogue): Likewise.
13003 (output_move_double): Delete.
13004 * config/v850/v850-protos.h (output_move_double): Delete.
13005 * config/v850/v850.md (movdi): Delete.
13006 (*movdi_internal): Delete.
13008 (*movdf_internal): Delete.
13010 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13012 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13013 unless compiling RTP PIC.
13015 2007-07-04 Richard Guenther <rguenther@suse.de>
13017 PR tree-optimization/32482
13018 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13019 original ssa name if we didn't find a shift expression.
13020 Fix shift constant for bit zero test.
13022 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13024 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13026 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13028 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13029 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13030 * config/arm/vxworks.h (ASM_SPEC): Delete.
13031 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13033 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13035 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13036 (DDR_REVERSED_P): New.
13037 * tree-data-ref.c (initialize_data_dependence_relation,
13038 build_classic_dist_vector): Set DDR_REVERSED_P.
13040 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13042 PR middle-end/32457
13043 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13044 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13045 init_omega_for_ddr_1): Use non conservative number of iterations
13047 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13048 (analyze_siv_subscript): Remove FIXME and reinitialization of
13049 last_conflicts to chrec_dont_know.
13050 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13052 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13054 * tree.c (maybe_canonicalize_argtypes): Improve description.
13056 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13058 * tree.c (maybe_canonicalize_argtypes): New.
13059 (build_function_type): Set canonical type.
13060 (build_method_type_directly): Ditto.
13061 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13064 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13066 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13068 (rewrite_use_nonlinear_expr): Likewise.
13070 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13072 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13074 2007-07-04 Ben Elliston <bje@au.ibm.com>
13076 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13079 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13081 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13082 (Exception Handling): Likewise.
13084 2007-07-03 Jan Hubicka <jh@suse.cz>
13086 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13088 2007-07-03 Eric Christopher <echristo@apple.com>
13090 * doc/cppopts.texi: Add conflicting option note to -dM.
13091 * doc/invoke.texi: Add note about possible conflicts with
13092 -E for -dCHARS and note that -dM will not produce
13093 any results if there is no machine dependent reorg.
13095 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13097 * tree.h (DECL_ALIGN): Back out previous change.
13099 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13101 * configure.ac: Test for .dtprelword support on MIPS.
13102 * configure, config.in: Regenerate.
13103 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13104 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13106 2007-07-03 Julian Brown <julian@codesourcery.com>
13108 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13109 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13110 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13111 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13113 (all_fpus): Add FPUTYPE_VFP3.
13114 (fp_model_for_fpu): Add VFPv3 field.
13115 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13116 (vfp3_const_double_index): New function. Return integer index of
13117 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13119 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13120 and argument represents a valid RTX for a VFPv3 constant.
13121 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13123 (vfp_emit_fstmd): Similar, for fstmd.
13124 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13125 constants, represented as integer indices.
13126 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13127 VFP_REGNO_OK_FOR_DOUBLE macros.
13128 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13129 (arm_file_start): Set float-abi attribute for VFPv3, and output
13130 correct ".fpu" assembler directive.
13131 (arm_dbx_register_numbering): Add FIXME.
13132 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13133 (fputype): Add FPUTYPE_VFP3.
13134 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13135 (CALL_USED_REGISTERS): Likewise.
13136 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13137 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13138 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13139 (D7_VFP_REGNUM): New.
13140 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13141 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13142 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13143 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13144 (REG_ALLOC_ORDER): Adjust for VFPv3.
13145 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13146 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13147 VFP_LO_REGS, VFP_HI_REGS.
13148 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13149 (IS_VFP_CLASS): Define macro.
13150 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13152 (REGISTER_MOVE_COST): Likewise.
13153 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13154 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13155 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13156 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13157 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13158 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13159 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13160 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13161 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13162 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13163 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13164 where appropriate for single-word registers.
13165 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13166 As above. Fix type attributes.
13167 * config/arm/constraints.md (register_contraint "t"): Define.
13168 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13170 (register_constraint "x"): Define.
13171 (constraint "Dv"): Define.
13173 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13175 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13177 2007-07-03 Tom Tromey <tromey@redhat.com>
13179 * c-parser.c (objc_pq_context): Removed.
13180 (objc_need_raw_identifier): Likewise.
13181 (c_parser) <objc_pq_context>: New field.
13182 <objc_need_raw_identifier>: Likewise.
13183 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13184 (c_lex_one_token): Update.
13185 (c_parser_objc_protocol_definition): Update.
13186 (c_parser_objc_method_definition): Update.
13187 (c_parser_objc_methodproto): Update.
13188 (c_parser_declspecs): Update.
13190 2007-07-03 David Ung <davidu@mips.com>
13192 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13194 2007-07-03 David Ung <davidu@mips.com>
13195 Richard Sandiford <richard@codesourcery.com>
13197 * doc/invoke.texi: Document -march=74kf3_2.
13198 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13199 (TUNE_74K): Check for it.
13200 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13201 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13202 * config/mips/mips.md (cpu): Add 74kf3_2.
13203 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13204 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13205 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13206 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13207 74kf3_2 to the CPU list.
13208 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13209 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13210 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13211 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13212 (r74kf3_2_fxfer_from_c1): New insn reservations.
13214 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13215 David Ung <davidu@mips.com>
13217 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13218 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13219 and 74k[fx]. Document aliases for the new options.
13220 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13221 (PROCESSOR_24KF2_1): ...this.
13222 (PROCESSOR_24KX): Rename to...
13223 (PROCESSOR_24KF1_1): ...this.
13224 (PROCESSOR_74KF): Rename to...
13225 (PROCESSOR_74KF2_1): ...this.
13226 (PROCESSOR_74KX): Rename to...
13227 (PROCESSOR_74KF1_1): ...this.
13228 (TUNE_74K): Update PROCESSOR_* names.
13229 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13230 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13231 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13232 (mips_rtx_cost_data): Update processor names in comments.
13233 (mips_issue_rate): Update PROCESSOR_* names.
13234 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13235 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13236 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13237 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13238 Update cpu attribute names.
13239 (r24k_fpu_iss): Rename this reservation to...
13240 (r24kf2_1_fpu_iss): ...this and update all uses.
13241 (r24kx_fpu_iss): Rename this reservation to...
13242 (r24kf1_1_fpu_iss): ...this and update all uses.
13243 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13244 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13245 Update cpu attribute names.
13247 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13249 * config/m32r/constraints.md: New file.
13250 * config/m32r/m32r.c: Include tm-constrs.h.
13251 (small_data_operand): Use satisfies_constraint_* instead of macro.
13252 (addr24_operand, gen_compare): Likewise.
13253 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13254 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13255 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13256 EXTRA_CONSTRAINT): Likewise.
13257 * config/m32r/m32r.md: Include constraints.md.
13258 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13259 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13260 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13261 (two_insn_const_operand, int8_operand, uint16_operand,
13262 reg_or_int16_operand, reg_or_uint16_operand,
13263 reg_or_cmp_int16_operand, cmp_int16_operand,
13264 seth_add3_operand): Likewise.
13266 2007-07-03 Eric Christopher <echristo@gmail.com>
13268 * libgcc2.h: Conditionally declare __bswapsi2 and
13271 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13273 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13276 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13279 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13280 (__gthrw_pragma): Provide default definition.
13281 (__gthrw2): Use it.
13282 * gthr-posix.c (__gthrw_pragma): Define.
13284 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13286 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13287 before declaring inequality.
13289 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13291 * combine.c (recog_for_combine): Log the success or failure of
13292 matching new insn patterns against the machine description in
13295 2007-07-03 Revital Eres <eres@il.ibm.com>
13297 * ddg.c (print_sccs): New function.
13298 (check_sccs): New function.
13299 (create_ddg_all_sccs): Use it.
13300 * ddg.h (print_sccs): Declare.
13301 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13303 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13305 * targhooks.h (default_mode_for_suffix): New function declaration.
13306 * targhooks.c (default_mode_for_suffix): New default target hook.
13307 * target.h (struct c): New structure in the targetm struct.
13308 (mode_for_suffix): New target hook as part of struct c.
13309 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13310 default_mode_for_suffix.
13311 (TARGET_C): New define.
13312 * c-lex.c: Include "target.h".
13313 (interpret_float): Use targetm.c.mode_for_suffix to determine
13314 the mode for a given non-standard suffix.
13315 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13317 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13318 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13320 * doc/extend.texi (Floating Types): New node. Document __float80 and
13321 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13323 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13326 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13327 predicate instead of target_operand.
13328 (divsi3_i1_media, divsi3_media_2): Likewise.
13330 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13332 * tree.h (alias_sets_might_conflict_p): Rename into
13333 alias_sets_must_conflict_p.
13334 * alias.c (alias_sets_might_conflict_p): Likewise.
13335 (alias_sets_conflict_p): Use it.
13336 (objects_must_conflict_p): Likewise.
13337 * c-common.c (strict_aliasing_warning): Adjust.
13339 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13341 * rtlhooks.c (gen_lowpart_if_possible): Check for
13342 invalid subreg before calling gen_lowpart_SUBREG.
13344 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13346 * config/darwin9.h: Add copyright notice.
13347 (LINK_COMMAND_SPEC): Add comment.
13348 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13349 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13350 DARWIN_LIBSYSTEM_HAS_UNWIND.
13352 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13355 * omp-low.c (check_combined_parallel): New function.
13356 (lower_omp_parallel): Call it via walk_stmts, set
13357 OMP_PARALLEL_COMBINED if appropriate.
13358 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13359 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13360 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13361 don't consider it as combined parallel.
13363 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13365 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13366 (gcc_tooldir): Likewise.
13367 * configure: Regenerate.
13368 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13369 old configure.ac gcc_tooldir setting.
13370 (prefix_to_exec_prefix): New variable.
13371 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13372 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13374 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13376 Fix PR tree-optimization/32583
13377 Fix PR tree-optimization/32584
13378 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13379 (phi_translate_set): Use phi_translate directly now.
13380 (make_values_for_stmt): Don't value number RHS if we already know
13383 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13384 Jim Wilson <wilson@specifix.com>
13387 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13390 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13391 Richard Sandiford <richard@codesourcery.com>
13392 Nigel Stephens <nigel@mips.com>
13394 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13395 (mips16e_output_save_restore): Declare.
13396 (mips16e_save_restore_pattern_p): Likewise.
13397 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13398 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13399 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13400 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13401 (BITSET_P): New global macro, extracted from...
13402 (mips_for_each_saved_reg): ...here.
13403 (mips16e_save_restore_info): New struct.
13404 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13405 (mips16e_save_restore_regs): New variable.
13406 (mips_split_plus, mips16e_find_first_register): New functions.
13407 (mips16e_mask_registers): New function.
13408 (compute_frame_size): Expand the commentary before the function.
13409 Enforce the MIPS16e save and restore register range restrictions.
13410 Pad the general register save area at the low end.
13411 (mips16e_save_restore_reg, mips16e_build_save_restore)
13412 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13413 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13414 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13416 (mips_expand_prologue, mips_expand_epilogue): Handle
13417 GENERATE_MIPS16E_SAVE_RESTORE.
13418 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13420 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13422 PR tree-optimization/31966
13423 PR tree-optimization/32533
13424 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13425 "basic_block" description as its third argument. Update function
13426 calls to get destination bb from "edge" argument. Save "cond" into
13427 aux field of the edge. Update prototype for changed arguments.
13428 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13430 (find_phi_replacement_condition): Operate on incoming edges, not
13431 on predecessor blocks. If there is a condition saved in the
13432 incoming edge aux field, AND it with incoming bb predicate.
13433 Return source bb of the first edge.
13434 (clean_predicate_lists): Clean aux field of outgoing node edges.
13435 (tree_if_conversion): Do not initialize cond variable. Move
13436 variable declaration into the loop.
13437 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13438 initializations of new_stmt, arg0 and arg1 variables.
13440 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13442 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13443 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13445 2007-07-02 Richard Guenther <rguenther@suse.de>
13447 * tree-ssa.c (useless_type_conversion_p): Document
13448 future intent as defining the middle-end type system.
13449 Re-structure to call langhook last, group by type class,
13450 mark questionable parts.
13452 2007-07-02 Richard Guenther <rguenther@suse.de>
13454 * tree-flow.h (types_compatible_p): Declare.
13455 * tree-ssa.c (types_compatible_p): New function.
13456 * ipa-type-escape.c (discover_unique_type): Use
13457 types_compatible_p instead of lang_hooks.types_compatible_p.
13458 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13459 * tree-vn.c (expressions_equal_p): Likewise.
13460 * tree.c (fields_compatible_p): Likewise.
13461 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13462 (cprop_operand): Use useless_type_conversion_p instead of
13463 lang_hooks.types_compatible_p.
13464 * tree-inline.c (setup_one_parameter): Likewise.
13465 (declare_return_variable): Likewise.
13466 * tree-nrv.c (tree_nrv): Likewise.
13467 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13468 (maybe_fold_offset_to_component_ref): Likewise.
13469 (maybe_fold_offset_to_reference): Likewise.
13470 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13471 (merge_alias_info): Likewise.
13472 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13473 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13474 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13475 * tree-tailcall.c (find_tail_calls): Likewise.
13476 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13477 * gimplify.c (canonicalize_addr_expr): Likewise.
13478 (fold_indirect_ref_rhs): Likewise.
13479 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13480 (cpt_same_type): Likewise.
13481 (check_pointer_types_r): Swap parameters to cpt_same_type
13483 * fold-const.c (fold_convert): Revert fix for PR15988.
13484 * tree-inline.c (setup_one_parameter): Instead fix it here by
13485 using fold_build1 instead of fold_convert and checking for
13486 error_mark_node. Convert only if the conversion is necessary.
13488 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13490 * configure.ac: Check for .gnu_attribute on Power.
13491 * configure: Regenerate.
13492 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13493 attribute for floating-point ABI.
13495 2007-07-02 Ira Rosen <irar@il.ibm.com>
13497 PR tree-optimization/32230
13498 PR tree-optimization/32477
13499 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13500 address is a constant.
13502 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13504 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13505 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13506 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13507 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13508 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13509 64-bit targets. Add support for *-elfoabi*.
13510 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13511 different settings if $(tm_defines) does not select the EABI.
13512 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13513 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13514 (MIPS_ARCH_OPTION_SPEC): Likewise.
13515 (MIPS_ISA_LEVEL_SPEC): Likewise.
13516 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13517 * config/mips/elfoabi.h: New file.
13519 2007-07-02 Richard Guenther <rguenther@suse.de>
13521 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13522 (useless_type_conversion_p): ... this.
13523 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13524 (useless_type_conversion_p): ... this.
13525 * builtins.c (fold_builtin_memory_op): Rename
13526 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13527 * tree-cfg.c (verify_expr): Likewise.
13528 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13529 * tree-ssa-ccp.c (ccp_fold): Likewise.
13530 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13531 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13532 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13533 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13534 * tree-ssa-pre.c (eliminate): Likewise.
13535 * tree-ssa.c (delete_tree_ssa): Likewise.
13536 (tree_ssa_useless_type_conversion): Likewise.
13537 * tree.c (build2_stat): Likewise.
13539 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13541 Fix PR tree-optimization/32571
13542 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13545 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13547 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13548 and other expected operations explicitly, change default to
13551 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13553 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13555 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13556 (tls_load_dot_plus_eight): Move the label number into the unspec.
13557 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13559 2007-07-01 Andreas Schwab <schwab@suse.de>
13561 * dwarf2out.c (initial_return_save): Define only if used.
13563 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13565 Unreverting Richard's Revert of:
13567 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13569 * dce.c (deletable_insn_p_1): New function, split out from...
13570 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13571 specially, not those inside PARALLELs. Remove BODY argument
13572 and adjust recursive call accordingly.
13573 (prescan_insns_for_dce): Update call to delete_insn_p.
13575 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13576 Revital Eres <eres@il.ibm.com>
13578 * ddg.c (create_ddg_all_sccs): Fix missed
13579 initialization of scc_nodes.
13581 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13583 PR middle-end/32559
13584 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13585 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13587 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13589 * configure.ac: Check for .gnu_attribute on MIPS.
13590 * configure, config.in: Regenerate.
13591 * config/mips/mips.c (mips_file_start): If supported, output
13592 attribute for floating-point ABI.
13594 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13597 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13598 (ffs_cmove): New expander to expand using ctz pattern.
13599 (*ffs_cmove): Remove pattern.
13600 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13601 (ffsdi2): Expand using ctz pattern.
13602 (*ffs_rex64): Remove pattern.
13604 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13606 PR rtl-optimization/32296
13607 * pa.md (return): Delete pattern.
13608 (return_internal): Remove "(const_int 1)" from pattern.
13609 (epilogue): Use return_internal pattern for trivial returns.
13610 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13611 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13613 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13615 * tree-ssa-pre.c (is_exception_related): New function
13616 (can_value_number_operation): Use it.
13618 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13620 Fix PR tree-optimization/32540
13621 Fix PR tree-optimization/31651
13623 * tree-ssa-sccvn.c: New file.
13625 * tree-ssa-sccvn.h: Ditto.
13627 * tree-vn.c: Include tree-ssa-sccvn.h
13628 (val_expr_paid_d): Removed.
13629 (value_table): Ditto.
13630 (vn_compute): Ditto.
13631 (val_expr_pair_hash): Ditto.
13632 (val_expr_pair_expr_eq): Ditto.
13633 (copy_vuses_from_stmt): Ditto.
13634 (vn_delete): Ditto.
13636 (shared_vuses_from_stmt): Ditto.
13637 (print_creation_to_file): Moved up.
13638 (sort_vuses): Ditto.
13639 (sort_vuses_heap): Ditto.
13640 (set_value_handle): Make non-static.
13641 (make_value_handle): Ditto.
13642 (vn_add): Rewritten to use sccvn lookups.
13643 (vn_add_with_vuses): Ditto.
13644 (vn_lookup): Ditto (and second argument removed).
13645 (vn_lookup_with_vuses): Ditto.
13646 (vn_lookup_or_add): Ditto (and second argument removed);
13647 (vn_lookup_or_add_with_vuses): Ditto.
13648 (vn_lookup_with_stmt): New.
13649 (vn_lookup_or_add_with_stmt): Ditto.
13650 (create_value_handle_for_expr): Ditto.
13652 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13653 (seen_during_translate): New function.
13654 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13655 (phi_trans_add): Ditto.
13656 (constant_expr_p): FIELD_DECL is always constant.
13657 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13658 Use constant_expr_p.
13659 Avoid infinite recursion on mutually valued expressions.
13660 Change callers of vn_lookup_or_add.
13661 (phi_translate): New function.
13662 (compute_antic_safe): Allow phi nodes.
13663 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13664 (find_or_generate_expression): Rewrite slightly.
13665 (create_expression_by_pieces): Updated for vn_lookup_or_add
13667 Update VN_INFO for new names.
13668 (insert_into_preds_of_block): Update for new names.
13669 (add_to_exp_gen): New function.
13670 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13671 (find_existing_value_expr): Rewrite to changed vn_lookup.
13672 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13673 (try_look_through_load): Removed.
13674 (try_combine_conversion): Ditto.
13675 (get_sccvn_value): New function.
13676 (make_values_for_phi): Ditto.
13677 (make_values_for_stmt): Ditto.
13678 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13680 (init_pre): Update for SCCVN changes.
13682 (execute_pre): Ditto.
13684 * tree-flow.h (make_value_handle): Declare.
13685 (set_value_handle): Ditto.
13686 (sort_vuses_heap): Ditto.
13687 (vn_lookup_or_add_with_stmt): Ditto.
13688 (vn_lookup_with_stmt): Ditto.
13689 (vn_compute): Remove.
13691 (vn_delete): Ditto.
13692 (vn_lookup): Update arguments.
13694 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13695 (tree-vn.o): Ditto.
13696 (tree-ssa-sccvn.o): New.
13697 (OBJS-common): Add tree-ssa-sccvn.o
13699 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13702 * c-typeck.c (build_external_ref): Don't mark as used if called
13704 * calls.c (rtx_for_function_call): Likewise.
13706 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13710 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13712 * dce.c (deletable_insn_p_1): New function, split out from...
13713 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13714 specially, not those inside PARALLELs. Remove BODY argument
13715 and adjust recursive call accordingly.
13716 (prescan_insns_for_dce): Update call to delete_insn_p.
13718 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13720 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13721 (try_combine): Move potential calls to undo_all() so they happen
13722 before we commit to using the combined insns.
13724 2006-06-30 Jan Hubicka <jh@suse.cz>
13726 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13729 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13731 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13732 (cgraph_remove_unreachable_nodes): Likewise.
13733 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13734 * ipa-inline.c (update_caller_keys): Cast according to the coding
13736 (cgraph_decide_recursive_inlining): Likewise.
13737 (cgraph_decide_inlining_of_small_function): Likewise.
13738 (try_inline): Likewise.
13739 (cgraph_decide_inlining_incrementally): Likewise.
13740 * ipa-pure-const.c (get_function_state): Likewise.
13741 (scan_function): Likewise.
13742 (analyze_function): Likewise.
13743 (static_execute): Likewise.
13744 * ipa-reference.c (scan_for_static_refs): Likewise.
13745 (merge_callee_local_info): Likewise.
13746 (analyze_function): Use type safe memory macros.
13747 (static_execute): Likewise. Cast according to the coding conventions.
13748 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13750 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13752 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13753 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13756 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13758 PR middle-end/30024
13759 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13760 for complex modes (both int and real).
13762 2007-06-29 Jan Hubicka <jh@suse.cz>
13764 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13766 2007-06-29 Jan Hubicka <jh@suse.cz>
13768 PR middle-end/32372
13769 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13772 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13775 * config/avr/avr.c: Include dataflow header file.
13776 (expand_prologue): Adjust for prologue insn change.
13777 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13780 2007-06-29 Richard Guenther <rguenther@suse.de>
13782 PR middle-end/32493
13783 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13784 during type verification.
13786 2007-06-29 Jan Hubicka <jh@suse.cz>
13788 * recog.c (validate_change_rtx_1): Unshare TO argument.
13790 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13792 PR tree-optimization/24659
13793 * tree-vect-transform.c (vectorizable_call): Handle
13794 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13796 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13797 * config/i386/i386.c (enum ix86_builtins)
13798 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13799 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13801 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13802 const using def_builtin_const.
13803 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13804 input operands in the same modes as the result.
13805 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13807 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13809 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13810 (df_set_dead_notes_for_mw): Likewise.
13812 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13814 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13816 2007-06-28 DJ Delorie <dj@redhat.com>
13818 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13820 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13822 * doc/invoke.texi (C++ Dialect Options): Document
13823 fvisibility-ms-compat.
13824 * c.opt (fvisibility-ms-compat): New.
13826 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13829 * tree-affine.c (aff_combination_add_elt): Handle
13830 pointer addition specially.
13832 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13834 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13835 decl is non-external for AIX ABI.
13837 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13839 * config/rs6000/predicates.md (current_file_function_operand):
13840 Ensure the symbol is non-external for AIX ABI.
13842 2007-06-28 Nick Clifton <nickc@redhat.com>
13844 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13845 (fdce, fdse, fpredictive-commoning): Likewise.
13847 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13850 * gcc.c (process_command): Recognize the new -static-libgfortran
13853 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13856 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13857 Use a call clobbered hard reg instead of a pseudo reg.
13859 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13861 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13863 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13866 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13867 REG_LIBCALL and REG_RETVAL notes.
13868 (divsi3, mulsi3): Likewise.
13869 (mulhisi3): Likewise. Use emit_libcall_block.
13870 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13872 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13874 PR rtl-optimization/32481
13875 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13877 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13879 * dce.c (deletable_insn_p_1): New function, split out from...
13880 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13881 specially, not those inside PARALLELs. Remove BODY argument
13882 and adjust recursive call accordingly.
13883 (prescan_insns_for_dce): Update call to delete_insn_p.
13885 2007-06-27 Richard Guenther <rguenther@suse.de>
13887 PR middle-end/32492
13888 * tree.h (fold_convertible_p): Declare.
13889 * fold-const.c (fold_convertible_p): New function.
13890 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13891 instead of lang_hooks.types_compatible_p.
13893 2007-06-26 Jan Hubicka <jh@suse.cz>
13895 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13896 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13897 early use validate_unshare_change.
13898 (reload_combine): Likewise.
13899 * recog.c (change_t): New field unshare.
13900 (validate_change_1): Rename from validate_change; add argument unshare.
13901 (validate_change): Turn into wrapper of validate_change_1; update
13902 prototype for bools.
13903 (validate_unshare_change): New.
13904 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13905 calls of df_insn_rescan.
13906 * recog.h (validate_change): Replace ints by bools.
13907 (validate_unshare_change): Declare.
13909 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13911 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13913 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13915 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13917 2007-06-25 Jan Hubicka <jh@suse.cz>
13919 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13921 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13922 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13923 places other call site specific checks are performed.
13925 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13928 * tree-vect-transform.c (vectorizable_operation): Convert
13929 POINTER_PLUS_EXPR over to PLUS_EXPR.
13931 2007-06-25 Chao-ying Fu <fu@mips.com>
13933 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13934 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13935 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13936 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13938 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13939 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13940 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13941 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13942 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13943 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13944 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13945 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13946 ALL_FIXED_POINT_MODE_P): New define.
13947 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13949 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13951 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13952 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13953 MODE_VECTOR_UACCUM): New mode classes.
13955 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13956 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13957 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13960 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13961 (blank_mode): Initialize ibit and fbit.
13962 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13963 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13965 (new_adjust): Change required_class to required_class_from and
13966 required_class_to for testing within a range.
13967 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13968 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13969 MODE_VECTOR_UACCUM.
13970 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13971 (make_fixed_point_mode): New.
13972 (_ADD_ADJUST): Change C to C1 and C2.
13973 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13974 use a range for machine classes.
13975 (ADJUST_IBIT, ADJUST_FBIT): New.
13976 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13978 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13979 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13980 Emit adjustment for ibit and fbit.
13981 (emit_mode_ibit, emit_mode_fbit): New.
13982 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13984 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13986 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13987 as the source of the set.
13989 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13991 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13992 FP_REGNO_P): Use IN_RANGE.
13993 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13994 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13995 (DATA_REG_P): Use DATA_REGNO_P.
13996 (FP_REG_P): Use FP_REGNO_P.
13997 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13998 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13999 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14001 2007-06-24 Jan Hubicka <jh@suse.cz>
14003 PR middle-end/30563
14004 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14006 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14008 PR middle-end/32461
14009 * fold-const.c (fold_binary): Strip nops of operand 0
14010 of BIT_NOT_EXPR before calling operand_equal_p.
14011 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14012 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14014 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14016 * doc/extend.texi: Document that dllimport and dllexport imply
14017 default visibility.
14018 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14019 imported or exported declaration, including type declarations.
14020 * c-common.c (handle_visibility_attribute): Check for conflicts
14021 with dllimport/dllexport.
14022 (c_determine_visibility): Handle dllimport/dllexport as an
14023 explicit visibility atttribute.
14025 2007-06-23 Richard Guenther <rguenther@suse.de>
14027 PR tree-optimization/16876
14028 PR middle-end/29478
14029 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14031 * tree-inline.c (initialize_inlined_parameters): Do not call
14032 lang_hooks.tree_inlining.convert_parm_for_inlining.
14033 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14034 reason for mismatched types.
14035 * gimplify.c (gimplify_call_expr): Verify the call expression
14036 arguments match the called function type signature. Otherwise
14037 mark the call expression to be not considered for inlining
14038 using CALL_CANNOT_INLINE_P flag.
14039 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14040 edges call expression.
14041 (cgraph_decide_inlining_of_small_function): Likewise.
14042 (cgraph_decide_inlining): Likewise.
14043 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14045 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14046 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14047 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14048 Remove declaration.
14049 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14050 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14052 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14053 convert_parm_for_inlining member.
14055 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14058 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14059 Remove optimization for GT.
14061 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14063 PR middle-end/32437
14064 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14066 (prescan_insns_for_dce): Add extra parameter.
14068 2007-06-23 Jan Hubicka <jh@suse.cz>
14070 PR middle-end/31541
14071 * gimplify.c (mark_addressable): New function.
14072 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14074 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14076 PR middle-end/32374
14077 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14079 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14082 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14083 moves between MMX/SSE registers to at least 8 units to prevent
14084 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14086 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14088 * config/i386/i386.c (override_options): Correct x86_sahf
14091 2007-06-21 David Daney <ddaney@avtrex.com>
14094 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14095 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14096 (exception_receiver): Renamed to ...
14097 (nonlocal_goto_receiver): ... this.
14099 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14101 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14102 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14103 partial register accesses.
14105 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14107 * fold-const.c (debug_fold_checksum): Move it under
14108 ENABLE_FOLD_CHECKING.
14110 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14112 PR middle-end/20623
14113 * tree.h (debug_fold_checksum): Declared.
14114 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14115 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14116 build_fold_addr_expr_with_type_1.
14117 (fold_addr_expr, debug_fold_checksum): New.
14118 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14119 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14120 Use fold_addr_expr.
14122 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14124 PR tree-optimization/19590
14125 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14126 of scev is a constant.
14128 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14130 * df-problems.c (df_note_bb_compute): Made computation of live
14131 info consistent with df_lr.
14133 2007-06-21 Richard Guenther <rguenther@suse.de>
14135 PR tree-optimization/32453
14136 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14137 for pointer anti-range.
14139 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14141 * config/i386/i386.c (processor_target_table): Increase maximum
14142 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14145 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14146 byte alignment if > 8 byte alignment is preferred.
14147 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14149 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14151 PR tree-optimization/31866
14152 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14153 if ASM_EXPR's input is not a SSA_NAME.
14155 PR middle-end/32362
14156 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14157 but decl is a global var, instead return decl.
14158 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14159 even for is_global_var decls, if they are private in some outer
14162 2007-06-21 Richard Guenther <rguenther@suse.de>
14164 PR tree-optimization/32451
14165 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14167 2007-06-21 Christian Bruel <christian.bruel@st.com>
14169 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14170 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14171 (push_regs): Changed saving order or banked registers.
14172 (sh_expand_epilogue): Likewise.
14173 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14174 (FIRST_BANKED_REG): Likewise.
14175 (LAST_BANKED_REG): Likewise.
14176 * config/sh/sh.md (banked) New attribute.
14177 (in_delay_slot): Check banked attribute.
14179 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14181 PR tree-optimization/32075
14182 * tree-data-ref.c (subscript_dependence_tester_1,
14183 analyze_miv_subscript, analyze_overlapping_iterations,
14184 add_distance_for_zero_overlaps, build_classic_dist_vector,
14185 subscript_dependence_tester_1, analyze_overlapping_iterations,
14186 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14187 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14188 to evolution_function_is_affine_multivariate_p.
14190 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14192 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14194 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14197 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14199 * config/m32c/prologue.md (epilogue_exitd_16): New.
14200 (epilogue_reit_16): New.
14201 (epilogue_exitd): Rename to epilogue_exitd_24.
14202 (epilogue_reit): Rename to epilogue_reit_24.
14204 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14205 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14207 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14209 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14210 if dbg_cnt (sched_insn) reaches the limit.
14211 (choose_ready): New parameter INSN_PTR and new return value.
14212 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14213 the new return value from choose_ready.
14214 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14215 (rest_of_handle_global_alloc): New global_alloc_at_func.
14217 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14219 PR tree-optimization/25737
14220 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14221 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14222 * tree-flow.h (struct fieldoff): Add new field alias_set.
14223 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14224 argument addressable_type. Set alias_set of fieldoff.
14225 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14226 (create_overlap_variables_for): Pass alias_set from fieldoff to
14228 * alias.c (get_alias_set): Use alias_set from SFT if set.
14230 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14232 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14233 of a variable as an unsigned HOST_WIDE_INT integer.
14235 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14237 PR rtl-optimization/32405
14238 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14240 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14242 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14244 PR middle-end/31959
14245 * builtins.c: Include diagnostic.h.
14246 (expand_builtin_expect): Make gcc_assert more permissive.
14247 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14249 PR inline-asm/32109
14250 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14253 PR middle-end/32285
14254 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14255 if ACCUMULATE_OUTGOING_ARGS.
14257 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14259 * config/m68hc11/m68hc11.c: Include dataflow header file.
14260 (m68hc11_reorg): Port to dataflow.
14262 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14264 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14265 (struct df_problem.free_blocks_on_set_blocks): New field.
14266 (struct dataflow.optional_p): New field.
14267 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14268 (df_live_set_all_dirty): New function.
14269 * df-scan.c (df_scan_alloc): Initialize optional_p.
14270 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14271 * df-core.c (df_set_blocks): Removed use of
14272 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14273 df_problem.free_blocks_on_set_blocks to determine which blocks are
14275 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14276 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14277 uses dataflow.optional_p to determine if problem should be
14279 (rest_of_handle_df_initialize): Only start live problem if
14281 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14282 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14283 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14284 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14285 problem_NOTE): Initialize free_blocks_on_set_blocks.
14286 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14288 (df_live_set_all_dirty, df_note_alloc): New function.
14289 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14291 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14292 * postreload.c (reload_combine): Ditto.
14293 * cse.c (cse_extended_basic_block): Ditto.
14294 * regmove.c (mark_flags_life_zones): Ditto.
14295 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14296 erase_matching_seqs): Ditto.
14297 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14298 * integrate (allocate_initial_values): Ditto.
14299 * combine.c (reg_dead_at_p): Ditto.
14300 * resource.c (mark_target_live_regs): Ditto.
14301 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14302 * config/sh/sh.c (find_r0_life_regions): Ditto.
14303 * global.c (rest_of_handle_global_alloc): Only add back df_live
14305 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14306 df_live for -O > 1.
14307 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14309 (if_convert): Make sure df_live is there at -O == 1.
14310 (pass_if_after_combine): Cleanup flags.
14311 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14312 is there at -O == 1.
14314 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14316 * config/arm/arm.c (arm_get_frame_offsets): Set
14317 offsets->locals_base to avoid negative stack size.
14318 (thumb1_expand_prologue): Assert on negative stack size.
14320 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14322 PR tree-optimization/32367
14323 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14324 of the chrec has no evolution in that loop.
14325 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14327 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14329 * config/xtensa/xtensa.c: Include "df.h".
14330 (xtensa_builtin_saveregs): Use adjust_address instead of
14332 (xtensa_va_start): Invoke make_tree with sizetype for
14333 expand_builtin_saveregs and then convert the result to a pointer.
14334 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14335 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14336 Subtract argument size from index value as integers and then use
14337 POINTER_PLUS_EXPR to add the result to the array address.
14339 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14342 * config/m32c/m32c.c: Include dataflow header file.
14343 (m32c_emit_prologue): Adjust for prologue insn change.
14344 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14345 once inside a PARALLEL. Assume frame size passed in operand 0
14346 includes space to save the fb register.
14347 (prologue_enter_24): Likewise.
14348 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14350 2007-06-19 David Daney <ddaney@avtrex.com
14353 * config/mips/mips.md (cprestore): Mark $gp as used.
14355 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14358 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14359 (frv_ifcvt_modify_insn): Likewise.
14361 2007-06-19 Richard Guenther <rguenther@suse.de>
14363 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14364 only handle positive offsets that fit in a HOST_WIDE_INT.
14366 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14368 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14369 result of rsqrt insn for zero input argument to avoid NaN.
14371 2007-06-19 Richard Guenther <rguenther@suse.de>
14373 PR middle-end/31950
14374 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14376 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14378 PR tree-optimization/32353
14379 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14381 2007-06-19 Nick Clifton <nickc@redhat.com>
14383 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14385 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14388 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14389 * config/i386/i386.c (assign_386_stack_local): Assert that
14390 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14391 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14392 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14393 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14395 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14397 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14399 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14401 PR rtl-optimization/32321
14402 * gcse.c (replace_store_insn): Update the note before
14403 calling emit_insn_after.
14405 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14407 PR middle-end/32355
14408 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14410 * df-problems.c (df_note_bb_compute): Fix dumping info.
14412 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14414 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14415 insn with emit_jump_insn.
14417 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14419 PR tree-optimization/32383
14420 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14421 * targhooks.h (default_builtin_reciprocal): Update prototype.
14422 * target.h (struct gcc_target): Update builtin_reciprocal.
14423 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14424 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14425 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14426 when fndecl is in BUILT_IN_MD class.
14427 (execute_convert_to_rsqrt): Ditto.
14429 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14430 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14431 Convert BUILT_IN_SQRTF code only when md_fn is false.
14433 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14435 * bt-load.c (move_btr_def): Fix the order of arguments
14436 to validate_replace_rtx.
14438 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14440 * config/m68k/m68k-devices.def: Add 54450..54455.
14442 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14444 PR rtl-optimization/32366
14445 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14446 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14449 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14451 PR middle-end/32349
14452 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14453 this is true, rescan insn being modified.
14454 (sms_schedule): Added rescan parameter.
14455 (rest_of_handle_sms): Moved freeing of dominance info to before
14456 getting out of cfg_layout.
14458 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14460 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14461 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14464 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14465 FL_CF_EMAC from the entry for isac.
14467 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14468 (const_sibcall_operand): New.
14469 (sibcall_operand): Use it.
14470 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14471 (m68k_isas): ISAC does not imply FPU or EMAC.
14472 (override_options): Add ISA_C logic for symbolic jump & call.
14474 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14476 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14477 return mode from the builtin itself.
14478 (sparc_fold_builtin): Fix cast of zero constant.
14480 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14482 * targhooks.c (default_builtin_reciprocal): New default target hook.
14483 * targhooks.h (default_builtin_reciprocal): Add prototype.
14484 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14485 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14486 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14487 default_builtin_reciprocal.
14489 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14491 PR middle-end/31723
14492 * hooks.c (hook_tree_tree_bool_null): New hook.
14493 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14494 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14495 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14496 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14497 and convert it to reciprocal a*rfunc(b).
14498 (execute_convert_to_rsqrt): New function.
14499 (gate_convert_to_rsqrt): New function.
14500 (pass_convert_to_rsqrt): New pass definition.
14501 * target.h (struct gcc_target): Add builtin_reciprocal.
14502 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14503 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14504 TARGET_BUILTIN_RECIPROCAL.
14505 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14507 * config/i386/i386.h (TARGET_RECIP): New define.
14508 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14509 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14510 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14511 and not optimizing for size.
14512 (*rcpsf2_sse): New insn pattern.
14513 (*rsqrtsf2_sse): Ditto.
14514 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14515 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14516 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14517 and not optimizing for size.
14518 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14519 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14520 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14521 and not optimizing for size.
14522 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14523 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14524 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14525 and not optimizing for size.
14526 (*sse_rsqrtv4sf2): Do not export.
14527 (sqrtv4sf2): Ditto.
14528 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14529 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14530 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14531 and not optimizing for size.
14532 (sqrtv4sf2): Ditto.
14533 * config/i386/i386.opt (mrecip): New option.
14534 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14535 (ix86_emit_swsqrtsf): Ditto.
14536 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14537 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14538 builtin definition.
14539 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14540 ix86_expand_unop1_builtin.
14541 (ix86_emit_swdivsf): New function.
14542 (ix86_emit_swsqrtsf): Ditto.
14543 (ix86_builtin_reciprocal): New function.
14544 (TARGET_BUILTIN_RECIPROCAL): Use it.
14545 (ix86_vectorize_builtin_conversion): Rename from
14546 ix86_builtin_conversion.
14547 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14548 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14549 "i386 and x86_64 Options" section.
14550 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14552 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14553 Zdenek Dvorak <dvorakz@suse.cz>
14554 Richard Guenther <rguenther@suse.de>
14555 Kaz Kojima <kkojima@gcc.gnu.org>
14557 * tree-vrp.c (compare_values_warnv): Convert val2 to
14559 (extract_range_from_assert): Create
14560 POINTER_PLUS_EXPR for pointer types.
14561 (extract_range_from_binary_expr): Handle
14562 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14564 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14565 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14566 POINTER_PLUS_EXPR as PLUS_EXPR.
14567 (number_of_iterations_lt_to_ne):
14568 For pointer types, use sizetype when
14569 creating MINUS_EXPR/PLUS_EXPRs.
14570 (assert_loop_rolls_lt): For pointer types, use sizetype when
14571 creating MINUS_EXPR/PLUS_EXPRs.
14572 (number_of_iterations_le): Likewise.
14573 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14574 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14575 like PLUS_EXPR and MINUS_EXPR.
14576 * tree-pretty-print.c (dump_generic_node): Handle
14578 (op_prio): Likewise.
14579 (op_symbol_1): Likewise.
14580 * optabs.c (optab_for_tree_code): Likewise.
14581 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14583 * tree-tailcall.c (process_assignment): Mention
14584 POINTER_PLUS_EXPR in a TODO comment.
14585 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14586 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14587 not used with a pointer and an integer type.
14588 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14589 increment using chrec_convert_rhs instead of chrec_convert.
14590 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14591 PLUS_EXPR except for the right hand side's type will be
14593 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14594 (fold_used_pointer_cast): Kill.
14595 (pointer_offset_p): Kill.
14596 (fold_used_pointer): Kill.
14597 (pointer_used_p): Kill.
14598 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14599 call fold_used_pointer.
14600 (instantiate_parameters_1): Convert the increment
14601 using chrec_convert_rhs instead of chrec_convert.
14602 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14603 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14604 instead of PLUS_EXPR.
14605 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14606 PLUS_EXPR for pointers.
14607 (std_gimplify_va_arg_expr): Likewise.
14608 (fold_builtin_memory_op): Likewise.
14609 (fold_builtin_strstr): Likewise.
14610 (fold_builtin_strchr): Likewise.
14611 (fold_builtin_strrchr): Likewise.
14612 (fold_builtin_strpbrk): Likewise.
14613 (expand_builtin_memory_chk): Likewise.
14614 (fold_builtin_memory_chk): Likewise.
14615 (std_expand_builtin_va_start): Use
14616 sizetype for the call to make_tree and then convert
14617 to the pointer type.
14618 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14619 instead of PLUS_EXPR for adding to a pointer.
14620 (std_gimplify_va_arg_expr): Use fold_build2 for
14621 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14622 the operands to sizetype first and then cast the BIT_AND_EXPR
14623 back to the pointer type.
14624 * fold-const.c (build_range_check): Handle pointer types
14626 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14627 of PLUS_EXPR's. Make sure the offset is converted to
14629 (try_move_mult_to_index): Strip the NOPs from the offset.
14630 Remove code argument and replace all uses with PLUS_EXPR.
14631 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14632 specially. Don't use a pointer type for MINUS_EXPR.
14633 (fold_unary): Handle for (T1)(X op Y),
14634 only p+ as that is the only as that can be handled for
14635 binary operators now.
14636 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14638 <case PLUS_EXPR>: Add folding of PTR+INT into
14640 Don't call try_move_mult_to_index.
14641 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14642 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14643 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14644 Don't call try_move_mult_to_index.
14645 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14646 (tree_expr_nonzero_p): Likewise.
14647 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14648 of PLUS_EXPR for the complex expression folding.
14649 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14650 first chrec is a pointer type, then the second should
14651 be sizetype and not the first's type.
14652 For POINTER_PLUS_EXPR, use a different right hand side type.
14653 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14654 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14655 different right hand side type.
14656 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14657 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14658 instead of PLUS_EXPR.
14659 When either operand is zero, convert the other operand.
14660 (chrec_apply): Use chrec_convert_rhs
14661 on the argument x instead of chrec_convert.
14662 (reset_evolution_in_loop): For pointer types, the new_evol
14663 should be sizetype.
14664 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14665 different right hand side type.
14666 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14667 (chrec_convert_rhs): New function.
14668 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14669 different right hand side type.
14670 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14671 * tree-chrec.h (chrec_convert_rhs): New prototype.
14672 (build_polynomial_chrec): For pointer types, the right hand
14673 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14674 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14675 Remove subtraction case as it is always addition now.
14676 Make sure the offset is converted to sizetype.
14677 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14678 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14679 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14680 PLUS_EXPR in pointer type.
14681 Handle POINTER_PLUS_EXPR.
14682 (tree_to_aff_combination): Likewise.
14683 (force_expr_to_var_cost): Likewise.
14684 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14685 instead of PLUS_EXPR for pointers.
14686 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14687 instead of PLUS_EXPR of pointer types.
14688 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14690 (check_va_list_escapes): Likewise.
14691 (check_all_va_list_escapes): Likewise.
14692 * dwarf2out.c (loc_descriptor_from_tree_1):
14693 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14694 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14695 (string_constant): Likewise.
14696 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14697 the offset to the base, use POINTER_PLUS_EXPR.
14698 (add_to_parts): Convert the index to sizetype.
14699 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14700 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14701 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14702 Offset only holds something for PLUS_EXPR.
14703 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14705 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14707 (analyze_accesses_for_modify_stmt): Likewise.
14708 Remove comment about the type being integral type as it is
14710 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14712 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14714 Correct the type which the artimentic is done in (is now
14717 * tree-data-ref.c (split_constant_offset): Handle
14719 * tree-affine.c (tree_to_aff_combination): Likewise.
14720 * c-typeck.c (build_unary_op): For pointers create the increment
14721 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14723 * gimplify.c (gimplify_self_mod_expr): Create a
14724 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14725 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14726 * tree.def (POINTER_PLUS_EXPR): New tree code.
14727 * tree-predcom.c (ref_at_iteration): If we have a pointer
14728 type do the multiplication in sizetype.
14729 * tree-mudflap.c (mf_xform_derefs_1): Create a
14730 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14731 * tree-ssa-forwprop.c
14732 (forward_propagate_addr_into_variable_array_index):
14733 Don't expect there to be a cast for the index as that
14734 does not exist anymore.
14735 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14736 instead of PLUS_EXPR.
14737 Don't check for the first operand of the POINTER_PLUS_EXPR
14738 was the index as it cannot be.
14739 Call forward_propagate_addr_into_variable_array_index with
14740 the SSA_NAME instead of the statement.
14741 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14742 (compare_constant): Likewise.
14743 (copy_constant): Likewise.
14744 (compute_reloc_for_constant): Likewise.
14745 (output_addressed_constants): Likewise.
14746 (initializer_constant_valid_p): Likewise.
14747 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14748 Convert the MIN/MAX of the inner type to the outer
14749 type before comparing them.
14750 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14751 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14752 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14753 of PLUS_EXPR for pointers.
14754 * tree-inline.c (estimate_num_insns_1): Handle
14756 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14757 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14758 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14759 instead of PLUS_EXPR for the pointer increment statement.
14760 (vect_update_ivs_after_vectorizer): For pointer types, create
14761 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14762 MULT_EXPR in sizetype.
14763 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14765 * tree-object-size.c (plus_expr_object_size): Handle
14766 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14767 code which is trying to figure out which side is a pointer and
14769 (check_for_plus_in_loops_1): Likewise.
14770 (check_for_plus_in_loops): Likewise.
14771 * c-common.c (pointer_int_sum): Create a
14772 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14773 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14774 only POINTER_PLUS_EXPR. Removing all the extra
14775 code which is trying to figure out which side is a pointer and
14777 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14778 PLUS_EXPR and MINUS_EXPR.
14779 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14781 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14782 with make_tree, instead of a pointer type.
14783 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14784 for pointers instead of PLUS_EXPR.
14785 (s390_gimplify_va_arg): Likewise.
14786 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14787 instead of PLUS_EXPR when doing addition on pointer
14788 types. Use sizetype for the second operand.
14789 (spu_gimplify_va_arg_expr): Likewise.
14790 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14791 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14792 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14793 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14794 for the pointer addition and also use size_int/sizetype
14796 (ix86_gimplify_va_arg): Likewise.
14797 Perform BIT_AND_EXPR on sizetype arguments.
14798 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14799 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14800 for the pointer additions and also use size_int for the offsets.
14801 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14802 additions and also use size_int for the offsets. Perform
14803 BIT_AND_EXPR on sizetype arguments.
14804 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14805 POINTER_PLUS_EXPR for pointers and create the
14806 BIT_AND_EXPR in sizetype.
14807 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14808 instead of PLUS_EXPR for pointer addition.
14809 (rs6000_va_start): Likewise.
14810 Also use sizetype for the offset.
14811 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14812 as PLUS_EXPR/MINUS_EXPR.
14813 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14814 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14815 Don't use BIT_AND_EXPR on a pointer type, convert the
14816 expression to sizetype first.
14817 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14819 (mips_gimplify_va_arg_expr): Likewise.
14820 Don't create BIT_AND_EXPR in a pointer type.
14822 2007-06-15 Eric Christopher <echristo@apple.com>
14824 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14825 (x86_64-*-darwin*): Ditto.
14826 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14829 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14831 * doc/extend.texi: Document behavior of __attribute__((aligned))
14834 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14836 * rtlanal.c (note_stores): Improve documentation.
14838 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14840 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14841 LOCAL_LABEL_PREFIX): Delete.
14842 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14843 (bfin_internal_label): Delete.
14845 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14847 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14848 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14849 otherwise define to LIBGCC2_TF_CEXT.
14850 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14851 (LIBGCC_TF_CEXT): Ditto.
14854 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14856 PR rtl-optimization/32339
14857 * df-scan.c (df_uses_record): Don't modify flags but just add to
14858 it for df_ref_record.
14860 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14862 * tree-mudflap.c: Fix whitespace issues.
14864 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14866 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14868 2007-06-14 Eric Christopher <echristo@apple.com>
14870 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14871 (movv4sf): Use gcc_unreachable instead of abort.
14873 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14876 * config/i386/sfp-machine.h (CMPtype): New define.
14877 (mach stubs): Use CMPtype instead of int as a return type.
14879 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14881 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14882 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14883 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14884 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14885 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14886 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14887 config/soft-fp/soft-fp.h: Update from glibc CVS.
14889 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14891 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14893 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14896 * config/v850/v850.c: Include dataflow header file.
14897 (substitute_ep_register): Fix typo.
14899 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14901 * configure.ac: Fix earlier checkin.
14902 * configure: Regenerated.
14904 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14906 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14907 * aclocal.m4: Regenerate.
14908 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14909 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14910 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14911 * configure: Regenerate.
14912 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14914 * Makefile.in (quickstrap): Build libgcc too.
14916 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14918 * configure.ac: Add --enable-checking=df. Explicitly mention that
14919 the variables are initialized as for "release".
14920 * df-core.c: Use it.
14921 * configure: Regenerate.
14922 * config.in: Regenerate.
14924 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14926 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14927 validate_replace_rtx instead of replace_rtx.
14928 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14930 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14932 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14933 (DWARF2_UNWIND_INFO): Override default if configured with
14935 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14936 (ENDFILE_SPEC): Add crtend.o.
14937 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14938 (ENDFILE_SPEC): Add crtend.o.
14939 (TARGET_USE_JCR_SECTION): Define.
14940 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14942 * config/i386/cygming-crtbegin.c: New file.
14943 * config/i386/cygming-crtend.c: New file.
14945 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14947 * config/i386/w32-unwind.h: New file.
14949 2007-06-13 Eric Christopher <echristo@apple.com>
14951 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14952 the user set a value below STACK_BOUNDARY.
14954 2007-06-13 Thiemo Seufer <ths@networkno.de>
14956 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14957 imply -lpthread for -pthread.
14959 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14961 * basic-block.h: Remove the prototype for
14962 free_basic_block_vars.
14963 * cfglayout.h: Remove the prototype for
14964 insn_locators_initialize.
14965 * tree.h: Remove the prototype for emit_line_note.
14967 * tree-ssa-pre.c (mergephitemp): Remove.
14968 (init_pre): Don't use mergephitemp.
14970 2007-06-13 Eric Christopher <echristo@apple.com>
14972 * config/i386/i386.c (override_options): If we've specified
14973 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14975 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14977 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14980 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14982 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14983 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14984 (eh_store_handler): New pattern.
14985 (eh_return): Emit it instead of a plain move.
14987 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14989 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14990 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14991 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14994 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14996 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14997 (find_next_insn_start, find_load): New functions.
14998 (bfin_reorg): Use them to deal with the fact that parallel insns are
14999 no longer represented as a SEQUENCE.
15001 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15003 * config/sparc/sparc.c (sparc_override_options): Initialize
15004 fpu mask correctly.
15006 2007-06-13 Dave Korn <dave.korn@artimi.com>
15008 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15011 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15013 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15014 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15015 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15016 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15017 tree-vect-transform.c: Fix comment typos. Follow spelling
15020 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15022 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15023 to the exit block use set.
15024 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15025 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15026 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15028 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15030 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15031 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15032 to indicate an error.
15033 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15035 (dbg_cnt_process_opt): Print an error on a bad argument.
15036 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15037 * common.opt (-fdbg-cnt-list): New.
15038 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15040 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15042 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15043 flag on ref-all pointers.
15045 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15047 PR middle-end/31579
15048 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15049 for the offset with the modifier as EXPAND_INITIALIZER
15050 if the modifier is EXPAND_INITIALIZER.
15051 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15052 a register if we had an overflow.
15054 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15056 * real.c (real_isfinite): New.
15057 (real_sqrt): Use it.
15058 * real.h (real_isfinite): New.
15059 * builtins.c: Use it.
15061 2007-06-12 Ian Lance Taylor <iant@google.com>
15062 Daniel Berlin <dberlin@dberlin.org>
15065 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15066 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15067 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15068 (DECL_NO_TBAA_P): Define.
15069 (struct tree_decl_common): Add no_tbaa_flag field.
15070 * tree-ssa-structalias.c (struct variable_info): Add
15071 no_tbaa_pruning field.
15072 (new_var_info): Initialize no_tbaa_pruning field.
15073 (unify_nodes): Copy no_tbaa_pruning field.
15074 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15075 (dump_solution_for_var): Print no_tbaa_pruning flag.
15076 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15078 (compute_tbaa_pruning): New static function.
15079 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15080 Call compute_tbaa_pruning.
15081 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15082 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15083 * gimple-low.c (lower_stmt): Likewise.
15084 * tree-gimple.c (is_gimple_stmt): Likewise.
15085 * tree-ssa-operands.c (get_expr_operands): Likewise.
15086 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15087 * tree-inline.c (estimate_num_insns_1): Likewise.
15088 (copy_result_decl_to_var): Likewise.
15089 * expr.c (expand_expr_real_1): Likewise.
15090 * tree-pretty-print.c (dump_generic_node): Likewise.
15091 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15092 * omp-low.c (omp_copy_decl_2): Likewise.
15093 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15094 * doc/c-tree.texi (Expression trees): Document
15095 CHANGE_DYNAMIC_TYPE_EXPR.
15097 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15099 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15100 with !HONOR_NANS and !HONOR_INFINITIES.
15101 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15103 2007-06-12 Tristan Gingold <gingold@adacore.com>
15105 * gcov.c: Comments updated.
15106 (source_info): Add file_time field.
15107 (source_index): New variable.
15108 (mutiple_files): New variable.
15109 (generate_results): New function extracted from process_file.
15110 (process_file): Save and restore chain of functions, generate
15111 results and free structures only if not merging results.
15112 (release_structures): File names are now freed in create_file_names
15113 (create_file_names): Free previous file names.
15114 (find_source): File date is now read here and modifications in
15115 source files is checked here.
15116 (read_graph_file): Only reverse order of functions for the current
15118 (make_gcov_file_name): Do not generate long names if input_name is
15120 (output_lines): If merging results do not display graph, data and
15122 Checking source file modification is done in find_source.
15124 * doc/gcov.texi: Append an s to sourcefile.
15126 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15128 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15129 (forced_nop): New pattern.
15130 * config/bfin/bfin.c: Include "df.h".
15131 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15132 (bfin_discover_loop): Use df_get_live_in instead of
15133 global_live_at_start.
15134 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15135 df_analyze when done.
15136 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15137 the insns. Use QImode for the final insn in a bundle. Call
15138 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15140 (reorder_var_tracking_notes): New function.
15141 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15142 update_life_info. Call df_analyze after scheduling and bundle
15143 generation. Call reorder_var_tracking_notes if generating these
15144 notes. Call df_finish_pass at the end.
15146 2007-06-12 Dirk Mueller <dmueller@suse.de>
15148 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15149 a comparison, not an assignment.
15151 2007-06-12 Olivier Hainque <hainque@adacore.com>
15153 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15154 Request walking the subtrees only, leaving the current is_lhs/val_only
15156 (convert_non_local_reference): Likewise.
15158 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15160 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15162 2007-06-12 Richard Guenther <rguenther@suse.de>
15164 PR tree-optimization/15353
15165 PR tree-optimization/31657
15166 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15167 * timevar.def: Add TV_TREE_IFCOMBINE.
15168 * tree-pass.h (pass_tree_ifcombine): Declare.
15169 * tree-ssa-ifcombine.c: New file.
15170 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15171 * tree-flow.h (blocks_in_phiopt_order): Declare.
15172 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15173 (tree-ssa-ifcombine.o): New dependencies.
15175 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15177 PR rtl-optimization/32293
15178 * combine.c (simplify_if_then_else): Truncate return from
15179 nonzero_bits() to correct mode.
15181 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15183 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15184 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15186 2007-06-11 Diego Novillo <dnovillo@google.com>
15188 * Makefile.in (reload1.o-warn): Remove.
15190 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15192 * combine.c (subst): Use reg_overlap_mentioned_p
15193 instead of comparing register numbers directly.
15195 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15197 * reload1.c (mark_home_live_1): Use the mode parameter.
15199 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15201 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15202 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15204 * df-core.c: Ditto.
15206 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15208 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15210 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15212 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15213 from integer registers.
15214 (FP mode splitters): Handle TFmode.
15216 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15218 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15219 for ref-all pointers that point-to anything.
15221 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15223 * config/arm/arm.c (arm_output_dwarf_dtprel,
15224 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15226 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15228 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15229 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15232 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15234 * tree.c (signed_or_unsigned_type_for): New.
15235 (unsigned_type_for): Use signed_or_unsigned_type_for.
15236 (signed_type_for): Use signed_or_unsigned_type_for.
15237 * tree.h (signed_or_unsigned_type_for): New.
15238 (get_signed_or_unsigned_type): Remove.
15239 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15240 lang_hooks.types.signed_type
15241 (size_diffop): Likewise.
15242 (all_ones_mask_p): Likewise.
15243 (build_range_check): Likewise.
15244 (fold_cond_expr_with_comparison): Likewise.
15245 (fold_cond_expr_with_comparison): Likewise.
15246 (unextend): Likewise.
15247 (extract_muldiv_1): Likewise.
15248 (fold_single_bit_test_into_sign_test): Likewise.
15249 (fold_binary): Likewise.
15250 (fold_ternary): Likewise.
15251 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15252 instead of get_signed_or_unsigned_type.
15253 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15254 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15255 * expr.c (signed_or_unsigned_type_for): Use
15256 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15257 * langhooks.c (get_signed_or_unsigned_type): Remove.
15258 (lhd_signed_or_unsigned_type): Remove.
15259 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15260 signed_or_unsigned_type.
15261 (lhd_signed_or_unsigned_type): Remove.
15262 * expmed.c (make_tree): Use signed_type_for instead of
15263 lang_hooks.types.signed_type.
15264 * c-common.c (same_scalar_type_ignoring_signedness): Use
15265 c_common_signed_type instead of lang_hooks.types.signed_type.
15266 (c_common_unsigned_type): New.
15267 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15268 (shorten_compare): Use c_common_unsigned_type instead of
15269 c_common_signed_or_unsigned_type.
15270 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15272 * convert.c (convert_to_integer): Use signed_type_for instead of
15273 lang_hooks.types.signed_type.
15274 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15275 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15276 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15277 * c-format.c (check_format_types): Use c_common_unsigned_type
15278 instead of unsigned_type_for.
15279 * c-decl.c (groakdeclarator): Likewise.
15280 * c-typeck.c (convert_for_assignment): Likewise.
15281 * c-common.h (c_common_unsigned_type): New.
15283 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15286 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15287 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15289 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15291 PR middle-end/32279
15292 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15293 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15295 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15296 Sebastian Pop <sebpop@gmail.com>
15298 * lambda-code.c (remove_iv): New.
15299 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15301 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15303 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15304 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15305 * tree-ssa-loop-prefetch.c: Include optabs.h.
15306 (FENCE_FOLLOWING_MOVNT): New macro.
15307 (struct mem_ref): Add independent_p and storent_p fields.
15308 (record_ref): Initalize the new fields.
15309 (gather_memory_references_ref): Return true if the reference
15311 (gather_memory_references): Check whether all memory accesses
15312 in loop were recorded.
15313 (should_issue_prefetch_p): Return false for nontemporal stores.
15314 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15315 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15316 (determine_loop_nest_reuse): Detect independent memory references.
15317 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15318 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15319 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15320 * config/i386/i386.h (x86_mfence): Declare.
15321 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15322 * config/i386/i386.c (x86_mfence): New variable.
15323 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15325 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15326 * optabs.c (init_optabs): Initialize storent_optab.
15327 * optabs.h (enum optab_index): Add OTI_storent.
15328 (storent_optab): Declare.
15329 * genopinit.c (optabs): Add initialization for storent_optab.
15330 * tree.h (MOVE_NONTEMPORAL): New macro.
15331 * expr.c (expand_assignment, store_expr, store_constructor_field,
15332 store_constructor, store_field, expand_expr_real_1): Propagate
15333 nontemporality of the expanded store.
15334 (emit_storent_insn): New function.
15335 * expr.h (expand_assignment, store_expr): Declaration changed.
15336 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15337 to expand_assignment.
15338 * stmt.c (expand_asm_expr): Ditto.
15339 * calls.c (initialize_argument_information): Pass false as
15340 nontemporality to store_expr.
15341 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15344 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15346 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15348 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15350 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15352 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15353 and allow DECL_P here.
15355 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15357 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15358 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15359 track of the size of the expression.
15360 * cfghooks.c (merge_blocks): Remove block from loops structure only
15361 after call of the merge_blocks hook.
15363 2007-06-09 Tom Tromey <tromey@redhat.com>
15365 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15366 (deprecated_state): Removed.
15367 (start_decl): Update.
15368 (enum deprecated_states): Moved earlier.
15369 (groktypename): Update.
15370 (push_parm_decl): Likewise.
15371 (grokfield): Likewise.
15372 (start_function): Likewise.
15374 2007-06-09 Ian Lance Taylor <iant@google.com>
15376 PR tree-optimization/32169
15377 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15378 CONVERT_EXPR, check whether min and max both converted to an
15379 overflow infinity representation.
15381 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15383 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15384 not inserted on the edge.
15386 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15388 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15389 instructions if they are supported.
15390 (__divsi3, __umodsi3, __modsi3): Likewise.
15391 (__ashldi3, __ashrdi3, __lshrdi3): New.
15392 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15394 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15395 Tony Linthicum <tony.linthicum@amd.com>
15397 * doc/invoke.texi: Add fvect-cost-model flag.
15398 * common.opt (fvect-cost-model): New flag.
15399 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15400 cost fields in stmt_vec_info struct for STMT.
15401 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15402 fields in stmt_vec_info struct and access functions for the same.
15403 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15404 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15405 load, store and vector to scalar operation.
15406 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15407 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15408 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15409 (TARG_VEC_STORE_COST): Define cost of vector store.
15410 (vect_estimate_min_profitable_iters): Define new function.
15411 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15412 check to evaluate if loop iterations are less than minimum profitable
15413 iterations determined by cost model or minimum vect loop bound defined
15414 by user, whichever is more conservative.
15415 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15416 run-time check to evaluate if loop iterations are less than minimum
15417 profitable iterations determined by cost model or minimum vect loop
15418 bound defined by user, whichever is more conservative.
15419 (vect_estimate_min_profitable_iterations): New function to estimate
15420 mimimimum iterartions required for vector version of loop to be
15421 profitable over scalar version.
15422 (vect_model_reduction_cost): New function.
15423 (vect_model_induction_cost): New function.
15424 (vect_model_simple_cost): New function.
15425 (vect_cost_strided_group_size): New function.
15426 (vect_model_store_cost): New function.
15427 (vect_model_load_cost): New function.
15428 (vectorizable_reduction): Call vect_model_reduction_cost during
15430 (vectorizable_induction): Call vect_model_induction_cost during
15432 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15433 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15434 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15435 vectorizable_promotion, vectorizable_demotion): Call
15436 vect_model_simple_cost during analysis phase.
15438 2007-06-08 Simon Baldwin <simonb@google.com>
15440 * reg-stack.c (get_true_reg): Readability change. Moved default case
15441 label into direct switch statement scope.
15443 2007-06-08 Simon Baldwin <simonb@google.com>
15445 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15446 in gcc_assert() with '==' comparison.
15448 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15450 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15451 TARGET_ABM handling of x86_popcnt variable.
15453 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15455 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15456 __builtin_copysignq and __builtin_infq built-in functions.
15458 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15460 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15461 SSE4.2 section. Correct built-in function names in SSE4A section.
15463 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15465 PR tree-optimization/32243
15466 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15467 for ncopies after ratio check between nunits_out and nunits_in.
15468 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15470 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15472 PR tree-optimization/32224
15473 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15474 vectorization upon a non GIMPLE_MODIFY_STMT.
15476 2007-06-08 Christian Bruel <christian.bruel@st.com>
15479 * config/sh/sh.md (doloop_end): New pattern and splitter.
15480 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15482 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15484 PR middle-end/32209
15485 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15487 (verify_dominators): Do not change dominance tree.
15489 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15491 * config/sh/constraints.md: New file.
15492 * config/sh/sh.c: Include tm-constrs.h.
15493 (reg_class_from_letter): Remove.
15494 (prepare_cbranch_operands): Use satisfies_constraint_*
15495 function instead of macro.
15496 (andcosts, broken_move, sh_secondary_reload): Likewise.
15497 * config/sh/predicates.md (trapping_target_operand): Likewise.
15498 (and_operand, arith_operand, arith_reg_or_0_operand,
15499 cmp_operand, logical_operand, target_operand,
15500 ua_address_operand, ua_offset, xor_operand): Likewise.
15501 * config/sh/sh.md: Include constraints.md.
15502 (*movsicc_t_false): Use satisfies_constraint_* function
15504 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15505 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15506 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15507 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15508 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15509 (REG_CLASS_FROM_CONSTRAINT): Remove.
15510 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15511 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15512 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15513 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15514 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15515 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15516 function instead of macro.
15517 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15518 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15519 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15520 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15521 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15522 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15523 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15524 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15525 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15526 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15527 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15528 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15529 EXTRA_CONSTRAINT_STR): Likewise.
15530 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15532 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15534 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15536 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15539 * c-common.h (flag_cpp0x): Replaced by...
15540 (cxx_dialect): ... this new variable specifying the C++ dialect that
15542 * c-common.c (flag_cpp0x): Removed.
15543 (cxx_dialect): Defined.
15544 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15546 * c-opts.c (c_common_post_options): Likewise.
15547 (set_std_cxx98): Set cxx_dialect to cxx98.
15548 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15550 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15551 Hui-May Chang <hm.chang@apple.com>
15553 * doc/invoke.texi (Darwin Options): Update documentation for
15554 -mmacosx-version-min.
15555 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15556 * config/darwin-driver.c: New file.
15557 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15558 * config/t-darwin (darwin-driver.o): New rule.
15560 * config/darwin-c.c (version_as_macro): Ignore low digit.
15562 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15564 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15565 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15566 (CSGNMODE): New mode macro.
15567 (CSGNVMODE): New mode attribute.
15568 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15569 expander using CSGNMODE mode macro. Handle TFmode.
15570 (copysign<mode>3_const): Rename from copysignsf3_const and
15571 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15573 (copysign<mode>3_var): Rename from copysignsf3_var and
15574 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15576 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15577 mode macro. Handle TFmode.
15578 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15579 (iortf3, *iortf3): Ditto.
15580 (xortf3, *xortf3): Ditto.
15581 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15582 TFmode and TImode masks.
15583 (ix86_expand_copysign): Expand TFmode copysign insn.
15584 (IX86_BUILTIN_INFQ): New.
15585 (IX86_BUILTIN_FABSQ): Ditto.
15586 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15587 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15588 [__builtin_fabsq]: Ditto.
15589 [__builtin_copysignq]: Ditto.
15590 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15591 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15592 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15593 ix86_expand_binop_builtin().
15595 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15597 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15599 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15602 * rtl.h (push_to_sequence2): New.
15603 * emit-rtl.c (push_to_sequence2): New.
15604 * function.c (assign_parm_data_all): Add new fields.
15605 (assign_parm_setup_block): Call push_to_sequence2 instead of
15607 (assign_parm_setup_reg): Ditto.
15608 (assign_parm_setup_stack): Ditto.
15609 (assign_parms_unsplit_complex): Ditto.
15610 (assign_parms): Change field name.
15612 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15614 PR tree-optimization/32220
15615 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15616 phi node is reached before defining statement.
15618 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15621 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15622 after changing the right hand side of the assignment.
15624 2007-06-06 Eric Christopher <echristo@apple.com>
15626 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15627 (x86_64-*-darwin*): Ditto.
15628 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15629 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15631 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15633 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15634 coding conventions.
15635 (add_key): Likewise.
15636 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15637 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15639 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15641 (add_cost_one_coalesce): Likewise.
15642 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15643 variable names. Rename orig to orig_name for consistency.
15644 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15645 coding conventions.
15646 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15648 (record_equivalences_from_stmt): Likewise.
15649 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15650 the coding conventions.
15651 (memory_ssa_name_same): Likewise.
15652 (dse_optimize_stmt): Likewise.
15653 (dse_record_phis): Likewise.
15654 (dse_finalize_block): Likewise.
15655 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15656 keywords as variable names.
15657 (may_move_till): Cast according to the coding conventions.
15658 (force_move_till_expr): Avoid using C++ keywords as variable names.
15659 (force_move_till): Cast according to the coding conventions.
15660 (memref_hash): Likewise.
15661 (memref_eq): Likewise.
15662 (gather_mem_refs_stmt): Likewise.
15663 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15664 using C++ keywords as variable names.
15665 (idx_find_step): Cast according to the coding conventions.
15666 (idx_record_use): Likewise.
15667 (find_depends): Likewise.
15668 (prepare_decl_rtl): Likewise.
15669 (mbc_entry_hash): Likewise.
15670 (mbc_entry_eq): Likewise.
15671 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15672 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15673 (idx_infer_loop_bounds): Cast according to the coding conventions.
15674 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15675 * tree-ssa-math-opts.c (occ_new ): Likwise.
15676 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15678 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15680 (add_use_op): Likewise.
15681 (add_vop): Likewise.
15682 (add_vuse_op): Likewise.
15683 (add_vdef_op): Likewise.
15684 (get_expr_operands): Likewise.
15685 (push_stmt_changes): Use type safe memory macros.
15686 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15687 keywords as variable names.
15688 (conditional_replacement): Likewise.
15689 (minmax_replacement): Likewise.
15690 (abs_replacement): Likewise.
15691 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15692 coding conventions.
15693 (insert_fake_stores): Avoid using C++ keywords as variable names.
15694 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15696 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15697 (heapvar_insert): Use type safe memory macros.
15698 (new_var_info): Cast according to the coding conventions.
15699 (new_constraint): Likewise.
15700 (remove_preds_and_fake_succs): Use type safe memory macros.
15701 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15703 (thread_single_edge): Likewise.
15704 (thread_through_loop_header): Likewise.
15706 2007-06-06 Eric Christopher <echristo@apple.com>
15708 * config/i386/i386.c (override_options): Move handling
15709 of TARGET_SUBTARGET* earlier.
15711 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15713 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15716 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15718 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15719 emited outside of basic block.
15720 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15721 the created blocks.
15722 * rtl.h (delete_insn_chain): Declaration changed.
15723 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15725 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15726 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15727 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15728 to delete_insn_chain.
15729 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15730 do not have bb field set.
15731 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15733 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15734 * cfgcleanup.c (try_optimize_cfg): Ditto.
15736 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15738 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15739 (lambda_body_vector_new): Use type safe memory macros.
15740 (lambda_linear_expression_new): Likewise.
15741 (lambda_loopnest_new): Likewise.
15742 (lambda_lattice_new): Likewise.
15743 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15744 conventions. Use type safe memory macros.
15745 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15746 (lambda_body_vector_s): Likewise.
15747 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15748 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15750 2007-06-06 Richard Guenther <rguenther@suse.de>
15752 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15753 if we need to schedule cfg_cleanup.
15754 (tree_ssa_forward_propagate_single_use_vars): Do so.
15756 2007-06-06 Ian Lance Taylor <iant@google.com>
15758 * fold-const.c (merge_ranges): If range_successor or
15759 range_predecessor fail, just return 0.
15761 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15763 PR tree-optimization/32216
15764 * tree-vectorizer.c (supportable_widening_operation): Determine
15765 signedness of FIX_TRUNC_EXPR from output operand.
15766 (supportable_narrowing_operation): Ditto.
15767 * tree-vect-generic.c (expand_vector_operations_1): Determine
15768 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15769 from input operand.
15771 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15773 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15774 (struct pta): ...from here. Change flags to unsigned to avoid
15775 excessive casting (as it is used as a bit mask).
15776 (override_options): Add casts according to the coding convenventions.
15777 (x86_64_elf_unique_section): Likewise.
15778 (examine_argument): Avoid using C++ keywords as variable names.
15779 (construct_container): Likewise.
15780 (legitimize_pic_address): Likewise.
15781 (get_dllimport_decl): Cast according to the coding conventions. Use
15782 type safe memory macros.
15783 (legitimize_address): Cast according to the coding conventions.
15784 (emit_i387_cw_initialization): Corrected the type of slot to enum
15786 (ix86_init_machine_status): Use type safe memory macros.
15787 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15788 (bdesc_pcmpistr): Likewise.
15789 (bdesc_crc32): Likewise.
15790 (bdesc_sse_3arg): Likewise.
15791 (bdesc_2arg): Likewise.
15792 (bdesc_1arg): Likewise.
15793 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15794 (ix86_expand_sse_pcmpistr): Likewise.
15795 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15796 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15797 int to match the langhook definition.
15798 (ix86_builtin_conversion): Change the type of code to unsigned init to
15799 match the langhook definition.
15800 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15802 (ix86_preferred_output_reload_class): Likewise.
15803 (ix86_cannot_change_mode_class): Likewise.
15804 (ix86_memory_move_cost): Likewise.
15805 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15806 avoid excessive casting later on.
15807 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15809 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15811 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15812 as flags setting insn.
15813 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15815 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15817 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15818 (UNSPEC_ROUND): New.
15819 ("sse4_1_round<mode>2"): New insn pattern.
15820 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15822 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15823 expander using SSEMODEF mode macro. Expand using
15824 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15825 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15826 expander using SSEMODEF mode macro. Expand using
15827 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15828 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15829 expander using SSEMODEF mode macro. Expand using
15830 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15831 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15832 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15833 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15836 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15837 Sebastian Pop <sebpop@gmail.com>
15839 * lambda.h (build_linear_expr): New.
15840 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15841 Use build_linear_expr, call fold and force_gimple_operand.
15842 (lambda_loopnest_to_gcc_loopnest): Check that there is
15843 something to insert.
15844 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15846 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15848 PR preprocessor/23479
15849 * doc/extend.texi: Document the 0b-prefixed binary integer
15850 constant extension.
15852 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15854 PR tree-optimization/32215
15855 * tree-vectorizer.c (supportable_widening_operation): Return false
15856 for unsupported FIX_TRUNC_EXPR tree code.
15857 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15859 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15861 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15862 register on SPE targets. Change documentation to reflect
15864 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15865 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15866 out of the register allocation pool.
15867 (rs6000_reg_live_or_pic_offset_p): New function.
15868 (rs6000_emit_prologue): Move the actual saving of LR up to free
15869 r0 for holding r11. Split saving of SPE 64-bit registers into
15870 its own case. Ensure that offsets will always be in-range for
15871 'evstdd' by using r11 as a scratch register to point at the start
15872 of the SPE save area. Save r11 if necessary, as it is the static
15874 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15875 into its own case. Ensure that offsets will always be in-range
15876 for 'evldd' by using r11 as a scratch register to point at the
15877 start of the SPE save area. Also adjust r11 when restoring
15878 the stack pointer to compensate for pre-loading r11.
15880 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15882 * cfg.c (init_flow): Use type safe memory macros.
15883 (alloc_block): Likewise.
15884 (unchecked_make_edge): Likewise.
15885 (dump_flow_info): Avoid using C++ keywords as variable names.
15886 (copy_original_table_clear): Cast according to the coding conventions.
15887 (copy_original_table_set): Likewise.
15888 * cfgexpand (label_rtx_for_bb): Likewise.
15889 (expand_gimple_basic_block): Likewise.
15890 * cfghooks.c (dump_bb): Likewise.
15891 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15893 (lv_add_condition_to_bb): Likewise.
15894 * cfglayout (relink_block_chain): Cast according to the coding
15896 (fixup_reorder_chain): Likewise.
15897 (fixup_fallthru_exit_predecessor): Likewise.
15898 * cfgloop.c (glb_enum_p): Likewise.
15899 (get_exit_description): Likewise.
15900 (dump_recorded_exit): Likewise.
15901 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15902 (struct loop): ... from here.
15903 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15905 * cfgrtl.c (rtl_create_basic_block): Likewise.
15906 (rtl_split_block): Likewise.
15907 (rtl_dump_bb): Likewise.
15908 (cfg_layout_split_block): Likewise.
15909 (init_rtl_bb_info): Use typesafe memory macros.
15911 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15912 * graphds.h: Updated all usages of edge to graph_edge.
15913 * graphds.c: Likewise.
15914 * cfgloopanal.c: Likewise.
15916 2007-06-05 Ian Lance Taylor <iant@google.com>
15918 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15919 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15920 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15922 (test_for_singularity): Likewise.
15924 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15926 * config/i386/constraints.md ("Y2"): Replaced by ...
15928 * config/i386/i386.md: Likewise.
15929 * config/i386/mmx.md: Likewise.
15930 * config/i386/sse.md: Likewise.
15932 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15934 * config/i386/constraints.md ("z"): Replaced by ...
15936 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15937 (sse4_1_blendvps): Likewise.
15938 (sse4_1_pblendvb): Likewise.
15939 (sse4_2_pcmpestr): Likewise.
15940 (sse4_2_pcmpestrm): Likewise.
15941 (sse4_2_pcmpestr_cconly): Likewise.
15942 (sse4_2_pcmpistr): Likewise.
15943 (sse4_2_pcmpistrm): Likewise.
15944 (sse4_2_pcmpistr_cconly): Likewise.
15946 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15948 * matrix-reorg.c (transform_access_sites): Fix computation.
15949 (transform_allocation_sites): Same.
15951 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15953 * config/i386/i386.c (override_options): Use
15954 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15956 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15958 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15959 (nonimm_not_xmm0_operand): Ditto.
15960 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15961 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15962 as operand[2] predicate. Require "z" class XMM register for
15963 operand[3]. Adjust asm template.
15964 ("sse4_1_blendvpd"): Ditto.
15965 ("sse4_1_pblendvb"): Ditto.
15966 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15967 force op2 into xmm0 register for variable blend instructions.
15969 2007-06-04 Tom Tromey <tromey@redhat.com>
15971 * c-tree.h (start_enum): Update.
15972 (build_enumerator): Likewise.
15973 * c-decl.c (enum_next_value): Removed.
15974 (enum_overflow): Likewise.
15975 (start_enum): Add c_enum_contents argument. Don't use globals.
15976 (build_enumerator): Likewise.
15977 * c-tree.h (struct c_enum_contents): New struct.
15979 2007-06-04 Tom Tromey <tromey@redhat.com>
15981 * c-common.c (c_common_get_alias_set): Fix indentation.
15983 2007-06-04 Ian Lance Taylor <iant@google.com>
15985 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15986 to overflow, reduce overflow infinity to regular infinity.
15987 (vrp_var_may_overflow): New static function.
15988 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15990 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15992 * stor-layout.c (layout_type): Remove duplicate code.
15994 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15997 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15998 before build_common_builtin_nodes ().
16000 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16003 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16005 2007-06-04 Jan Hubicka <jh@suse.cz>
16007 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16008 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16009 instead of _stat version.
16011 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16013 PR tree-optimization/32194
16014 * tree-predcom.c (determine_offset): Check that both references have
16017 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16019 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16020 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16021 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16022 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16023 Add argument to iterate_fix_dominators call.
16024 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16025 * gcse.c (hoist_code): Change domby to vector.
16026 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16027 Add argument to iterate_fix_dominators call.
16028 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16029 recompute_dominator.
16030 * lambda-code.c (perfect_nestify): Ditto.
16031 * cfgloopanal.c: Include graphds.h.
16032 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16033 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16034 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16036 * graphds.c: New file.
16037 * graphds.h: New file.
16038 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16039 (get_dominated_by, get_dominated_by_region): Change return type to
16041 (verify_dominators): Recompute all dominators and compare the results.
16042 (recount_dominator): Renamed to ...
16043 (recompute_dominator): ... this. Do not check that the block is
16044 dominated by entry.
16045 (iterate_fix_dominators): Reimplemented.
16046 (prune_bbs_to_update_dominators, root_of_dom_tree,
16047 determine_dominators_for_sons): New functions.
16048 * et-forest.c (et_root): New function.
16049 * et-forest.h (et_root): Declare.
16050 * Makefile.in (graphds.o): Add.
16051 (cfgloopanal.o): Add graphds.h dependency.
16052 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16053 * basic-block.h (get_dominated_by, get_dominated_by_region,
16054 iterate_fix_dominators): Declaration changed.
16055 (recount_dominator): Renamed to ...
16056 (recompute_dominator): ... this.
16057 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16058 (thread_through_all_blocks): Do not free dominance info.
16060 2007-06-03 Andreas Schwab <schwab@suse.de>
16062 * config/m68k/m68k.c (override_options): Don't override
16064 * config/m68k/m68k-modes.def (SF, DF): Define to use
16065 motorola_single_format and motorola_double_format, resp.
16066 * real.c (motorola_single_format): Renamed from
16067 coldfire_single_format.
16068 (motorola_double_format): Renamed from coldfire_double_format.
16069 (encode_ieee_extended): Generate a proper canonical NaN image
16070 respecting canonical_nan_lsbs_set.
16071 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16073 * real.h: Adjust declarations.
16075 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16078 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16079 the symbol is generated with the stack protector.
16081 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16083 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16084 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16086 * doc/extend.texi (interrupt): Mention m68k.
16088 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16090 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16091 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16092 (ix86_expand_sse_pcmpestr): Do not check operands for
16093 "register_operand", when insn operand predicate is "register_operand".
16094 (ix86_expand_sse_pcmpistr): Ditto.
16096 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16097 Uros Bizjak <ubizjak@gmail.com>
16099 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16100 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16101 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16102 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16103 * config/i386/constraints.md ("z"): New register constraint
16104 for members of SSE_FIRST_REG class.
16105 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16106 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16107 SSE_FIRST_REG class.
16108 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16109 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16110 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16111 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16112 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16113 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16114 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16115 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16116 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16117 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16118 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16119 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16120 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16121 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16122 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16123 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16124 (struct builtin_description): Change "flag" field to unsigned.
16125 (bdesc_pcmpestr): New builtin description table.
16126 (bdesc_pcmpistr): Likewise.
16127 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16128 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16129 Initialize pcmp[ei]str[im] insns for SSE4.2.
16130 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16131 (ix86_expand_sse_pcmpistr): Likewise.
16132 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16133 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16134 (UNSPEC_PCMPISTR): Likewise.
16135 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16136 (sse4_2_pcmpestri):New isns pattern.
16137 (sse4_2_pcmpestrm): Likewise.
16138 (sse4_2_pcmpestr_cconly): Likewise.
16139 (sse4_2_pcmpistr): New insn patern and splitter.
16140 (sse4_2_pcmpistri):New isns pattern.
16141 (sse4_2_pcmpistrm): Likewise.
16142 (sse4_2_pcmpistr_cconly): Likewise.
16143 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16146 2007-06-01 David Daney <ddaney@avtrex.com>
16148 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16149 LOADGP_ABSOLUTE and not binds_local_p.
16151 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16153 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16155 2007-06-01 Ian Lance Taylor <iant@google.com>
16157 * tree-vrp.c (compare_name_with_value): Always set
16158 used_strict_overflow if we get a result from the variable itself.
16160 2007-06-01 Ian Lance Taylor <iant@google.com>
16162 PR rtl-optimization/31455
16163 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16164 subregs which have a cast between modes which are not tieable.
16166 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16168 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16169 breaks after return statements.
16171 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16173 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16174 only after no_new_pseudos.
16176 2007-05-31 Eric Christopher <echristo@apple.com>
16178 * expr.c (convert_move): Assert that we don't have a BLKmode
16180 (store_expr): Handle BLKmode moves by calling emit_block_move.
16182 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16184 * c-typeck.c (build_indirect_ref): Include type in error message.
16185 (build_binary_op): Pass types to binary_op_error.
16186 * c-common.c (binary_op_error): Take two type arguments, print out
16188 * c-common.h (binary_op_error): Update prototype.
16190 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16192 * config/i386/i386.c: Correct coments on -mno-sse4.
16194 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16196 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16197 (x86_64-*-*): Likewise.
16198 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16199 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16200 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16201 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16202 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16203 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16204 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16205 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16206 (OPTION_MASK_ISA_SSE4): Likewise.
16207 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16208 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16209 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16210 (override_options): Support SSE4.2.
16211 (ix86_build_const_vector): Support SImode and DImode.
16212 (ix86_build_signbit_mask): Likewise.
16213 (ix86_expand_int_vcond): Support V2DImode.
16214 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16215 (IX86_BUILTIN_CRC32HI): Likewise.
16216 (IX86_BUILTIN_CRC32SI): Likewise.
16217 (IX86_BUILTIN_CRC32DI): Likewise.
16218 (IX86_BUILTIN_PCMPGTQ): Likewise.
16219 (bdesc_crc32): Likewise.
16220 (bdesc_sse_3arg): Likewise.
16221 (ix86_expand_crc32): Likewise.
16222 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16223 (ix86_expand_builtin): Likewise.
16224 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16225 __SSE4_2__ for -msse4.2.
16226 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16227 (CRC32MODE): Likewise.
16228 (crc32modesuffix): Likewise.
16229 (crc32modeconstraint): Likewise.
16230 (sse4_2_crc32<mode>): Likewise.
16231 (sse4_2_crc32di): Likewise.
16232 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16234 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16235 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16236 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16237 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16238 (vcondu<mode>): Likewise.
16239 * doc/extend.texi: Document SSE4.2 built-in functions.
16240 * doc/invoke.texi: Document -msse4.2/-msse4.
16242 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16244 PR tree-optimization/32160
16245 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16246 variable as gimple reg.
16247 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16249 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16251 * gcc.c (main): Don't consider linker options when issuing the
16252 warning about a linker input file not being used.
16254 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16256 * tree-vrp.c (compare_names): Initialize sop.
16258 2007-05-30 Dirk Mueller <dmueller@suse.de>
16260 * cgraphunit.c (cgraph_analyze_function): Remove
16261 computation of inline parameters.
16263 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16265 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16267 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16269 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16270 Add vx-common.h. Include vxworks.h between vx-common.h and
16272 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16274 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16275 (TARGET_ASM_DESTRUCTOR): Likewise.
16276 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16277 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16278 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16279 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16280 (VXWORKS_ENDIAN_SPEC): Define.
16281 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16282 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16283 VXWORKS_* equivalents.
16284 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16285 (ASM_FILE_START): Delete.
16286 (TARGET_VERSION): Reformat.
16287 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16288 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16289 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16290 (FPBIT, DPBIT): Define.
16291 (fp-bit.c, dp-bit.c): New rules.
16292 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16293 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16294 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16295 * config/arm/arm.h: Include vxworks-dummy.h.
16296 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16297 Mark with ATTRIBUTE_UNUSED.
16298 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16299 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16300 make it incompatible with -msingle-pic-base.
16301 (arm_function_ok_for_sibcall): Return false for calls that might
16302 go through a VxWorks PIC PLT entry.
16303 (require_pic_register): New function, split out from...
16304 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16306 (arm_load_pic_register): Handle the VxWorks RTP initialization
16307 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16308 (arm_emit_call_insn): New function.
16309 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16310 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16311 (pic_offset_arm): New pattern.
16312 (call, call_value): Use arm_emit_call_insn.
16313 (call_internal, call_value_internal): New expanders.
16314 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16315 VxWorks unless __PIC__.
16317 2007-05-30 Eric Christopher <echristo@gmail.com>
16319 * genrecog.c: Include regs.h in generated file.
16320 * genemit.c: Ditto. Fix up formatting.
16321 * config/mn10300/constraints.md: New.
16322 * config/mn10300/mn10300.md: Include.
16323 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16324 Fix up for removed macro.
16325 * config/mn10300/predicates.md (call_address_operand): Ditto.
16326 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16327 (CONST_OK_FOR_I): Ditto.
16328 (CONST_OK_FOR_J): Ditto.
16329 (CONST_OK_FOR_K): Ditto.
16330 (CONST_OK_FOR_L): Ditto.
16331 (CONST_OK_FOR_M): Ditto.
16332 (CONST_OK_FOR_N): Ditto.
16333 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16337 (EXTRA_CONSTRAINT): Ditto.
16339 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16341 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16343 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16344 OPTION_MASK_ISA_64BIT.
16345 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16347 2007-05-30 Richard Guenther <rguenther@suse.de>
16349 PR middle-end/32152
16350 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16351 types for comparison.
16352 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16353 with original typed arguments.
16354 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16356 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16358 PR tree-optimization/31769
16359 * except.c (duplicate_eh_regions): Clear prev_try if
16360 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16362 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16364 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16365 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16366 bsi of the location where statements should be inserted.
16367 (sink_code_in_bb): Take bsi from statement_sink_location.
16368 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16369 instead of bsi_start.
16370 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16372 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16373 (bsi_move_before): Document inconsistency with bsi_move_after.
16374 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16376 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16378 * config/i386/i386.h (TARGET_ABM): New define.
16379 (TARGET_POPCNT): Ditto.
16380 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16381 New temporary defines to redefine from OPTION_ISA_* defines.
16382 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16383 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16384 (ix86_isa_flags): New extern int declaration.
16385 (TARGET_SUBTARGET_DEFAULT): New define.
16386 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16387 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16388 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16389 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16390 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16391 * config/i386/darwin.h: Change TARGET_64BIT define to
16394 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16395 using existing "ix86_isa_flags" varible.
16396 (m32, m64): Use existing "ix86_isa_flags" variable.
16397 (mmmx, m3dnow): Ditto.
16398 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16399 (mabm): Define as non-negative option using "x86_abm" variable.
16400 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16402 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16403 Rewrite feature test bitmap.
16404 (ix86_isa_flags): New initialized global int varible.
16405 (ix86_isa_flags_explicit): New static int variable.
16406 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16407 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16408 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16409 target_flags_explicit.
16410 (override_options): Remove "target_enable" and "target_disable" fields
16411 from "struct ptt". Update processor_target_table accordingly. Remove
16412 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16413 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16414 "target_flags" and "ix86_isa_flags_explicit" instead of
16415 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16416 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16417 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16418 to true when either of PTA_POPCNT or PTA_ABM is set in
16419 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16420 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16421 processor_alias_table flags entry. Remove handling of
16422 "target_enable" and "target_disable" fields of processor_target_table.
16423 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16424 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16425 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16426 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16427 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16429 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16431 2007-05-29 David Daney <ddaney@avtrex.com>
16434 * config/mips/mips.c (mips_output_mi_thunk): Emit
16435 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16437 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16438 * config/i386/i386.c (ix86_function_regparm): Added checking of
16439 ix86_force_align_arg_pointer to determine the number of
16440 register parameters.
16442 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16444 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16445 (SET_DR_MISALIGNMENT): New.
16446 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16447 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16448 Use SET_DR_MISALIGNMENT.
16449 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16451 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16452 find_loop_nest): Export.
16453 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16454 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16455 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16456 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16458 (struct mem_ref): Add field reuse_distance.
16459 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16460 Initialize reuse_distance field.
16461 (issue_prefetch_ref): Select temporality of prefetch according to
16463 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16464 self_reuse_distance, determine_loop_nest_reuse): New functions.
16465 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16466 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16467 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16470 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16472 * tree-ssa-alias.c: Add aliasing overview.
16474 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16475 Danny Smith <dannysmith@users.sourceforge.net>
16478 * config/i386/t-crtfm: Compile crtfastmath.o with
16479 -minline-all-stringops.
16480 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16481 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16483 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16485 * doc/md.texi: Document constraints on HP PA-RISC.
16487 * pa/constraints.md: New file.
16488 * pa.md: Include constraints.md.
16489 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16490 (integer_store_memory_operand, ldil_cint_p): New functions.
16491 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16492 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16493 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16494 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16495 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16497 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16500 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16501 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16502 case POSTDECREMENT_EXPR>): Return the error_mark_node
16503 if either the real or imaginary parts would an
16506 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16508 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16509 name when we remove it from a call.
16511 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16513 * targhooks.c (default_narrow_bitfield): Remove.
16514 * targhooks.h: Remove the prototype for
16515 default_narrow_bitfield.
16517 * langhooks-def.h: Remove the prototype for
16518 hook_get_alias_set_0.
16519 * langhooks.c (hook_get_alias_set_0): Remove.
16521 * global.c (EXECUTE_IF_CONFLICT): Remove.
16523 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16526 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16527 return true when truth_value_p is true and the type
16530 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16532 * doc/install.texi (Prerequisites): We no longer require Autoconf
16533 2.13 for the top-level.
16535 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16537 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16538 memory access via x86_expand_vector_move_misalign() only for
16539 TImode values on 32-bit targets.
16541 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16543 * matrix-reorg.c: New file. Implement matrix flattening and
16544 transposing optimization.
16545 * tree-pass.h: Add matrix reorg pass.
16546 * common.opt: Add fipa-mreorg flag.
16547 * Makefile.in: Add matrix-reorg.c.
16548 * passes.c: Add matrix reorg pass.
16549 * varpool.c (add_new_static_var): New function.
16550 * cgraph.h (add_new_static_var): Declare.
16552 2007-05-27 Eric Christopher <echristo@apple.com>
16554 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16555 sp_offset depending on stack size. Save r12 depending
16556 on registers we're saving later.
16557 (rs6000_emit_epilogue): Update sp_offset depending only
16560 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16562 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16563 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16564 * ifcvt.c (if_convert): Ditto.
16565 * tree-ssa-threadupdate.c (thread_block): Ditto.
16566 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16567 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16568 verify_loop_closed_ssa): Check number_of_loops instead of
16570 * predict.c (tree_estimate_probability): Ditto.
16571 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16572 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16573 * modulo-sched.c (sms_schedule): Ditto.
16574 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16575 (scev_finalize): Do not do anything if scev analysis was not
16577 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16578 current_loops == NULL.
16579 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16580 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16581 there are no loops.
16582 (loop_optimizer_finalize): Assert that loops were analyzed.
16583 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16584 rtl_doloop): Check number_of_loops instead of current_loops.
16585 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16586 current_loops == NULL.
16587 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16588 gate_tree_vectorize tree_linear_transform, check_data_deps,
16589 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16590 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16591 Check number_of_loops instead of current_loops.
16592 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16593 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16594 free loops if available.
16595 (execute_pre): Do not pass do_fre to fini_pre.
16597 2007-05-27 Tobias Burnus <burnus@net-b.de>
16599 PR middle-end/32083
16600 * real.c (mpfr_from_real): Fix sign of -Inf.
16602 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16604 * tree-vect-transform.c (vectorizable_conversion): Initialize
16605 tree_code variables to ERROR_MARK.
16606 (vectorizable_type_demotion): Likewise.
16607 (vectorizable_type_promotion): Likewise.
16609 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16612 * config/i386/i386.md (movti): Handle push operands via
16613 ix86_expand_push().
16615 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16617 * basic-block.h: Remove the prototype for merge_seq_blocks.
16618 * cfgcleanup.c (merge_seq_blocks): Remove.
16620 * tree-flow.h: Remove the prototype for is_aliased_with.
16621 * tree-ssa-alias.c (is_aliased_with): Remove.
16623 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16625 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16627 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16629 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16630 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16631 (vec_unpacks_hi_v16qi): Likewise.
16632 (vec_unpacku_lo_v16qi): Likewise.
16633 (vec_unpacks_lo_v16qi): Likewise.
16634 (vec_unpacku_hi_v8hi): Likewise.
16635 (vec_unpacks_hi_v8hi): Likewise.
16636 (vec_unpacku_lo_v8hi): Likewise.
16637 (vec_unpacks_lo_v8hi): Likewise.
16638 (vec_unpacku_hi_v4si): Likewise.
16639 (vec_unpacks_hi_v4si): Likewise.
16640 (vec_unpacku_lo_v4si): Likewise.
16641 (vec_unpacks_lo_v4si): Likewise.
16643 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16645 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16646 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16647 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16648 follow spelling conventions in various
16649 warning/error/diagnostic messages.
16651 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16652 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16653 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16654 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16655 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16656 * doc/tm.texi: Follow spelling conventions.
16658 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16661 * tree-ssa-forwprop.c
16662 (forward_propagate_addr_into_variable_array_index): Remove
16663 the lhs argument. Use the type of def_rhs instead of lhs.
16664 (forward_propagate_addr_expr_1): Update use of
16665 forward_propagate_addr_into_variable_array_index.
16667 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16668 Nigel Stephens <nigel@mips.com>
16670 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16671 function attributes, "far" being an alias for "long_call".
16672 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16673 (mips_near_type_p, mips_far_type_p): New.
16674 (mips_comp_type_attributes): New function to check that attributes
16675 attached to a function type are compatible.
16676 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16677 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16678 to the target function of the thunk.
16679 (mips_encode_section_info): Check for "near" and "far" function
16680 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16682 * config/mips/predicates.md (const_call_insn_operand): Test only
16683 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16685 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16688 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16689 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16690 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16691 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16693 2007-05-25 Eric Christopher <echristo@apple.com>
16695 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16696 to x86-darwin configurations.
16697 * config/i386/t-darwin: Add softfp support.
16698 * config/i386/t-darwin64: Ditto.
16699 * config/i386/sfp-machine.h: If mach then don't use
16700 aliasing, emit a stub to call.
16702 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16704 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16705 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16706 tree-predcom.c, tree-ssa-alias-warnings.c,
16707 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16708 comment typos. Follow spelling conventions.
16709 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16711 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16714 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16715 constants into memory. Expand unaligned memory references for
16716 SSE modes via x86_expand_vector_move_misalign() function.
16718 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16720 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16721 "memory" attribute for "sseishft" type insn without operands[2].
16723 2007-05-25 Dirk Mueller <dmueller@suse.de>
16724 Marcus Meissner <meissner@suse.de>
16726 * doc/extend.texi (alloc_size): New attribute.
16727 * c-common.c (handle_alloc_size_attribute): New.
16728 * tree-object-size.c (alloc_object_size): Use alloc_size
16729 attribute, if available.
16731 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16733 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16735 (__builtin_ia32_vec_ext_v2di): Likewise.
16736 (__builtin_ia32_vec_ext_v4si): Likewise.
16737 (__builtin_ia32_vec_ext_v8hi): Likewise.
16738 (__builtin_ia32_vec_ext_v16qi): Likewise.
16739 (__builtin_ia32_vec_set_v8hi): Likewise.
16741 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16743 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16745 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16747 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16748 (arm_is_longcall_p): Rename to...
16749 (arm_is_long_call_p): ...this. Take a single tree argument and
16751 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16752 (CUMULATIVE_ARGS): Remove call_cookie.
16753 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16754 (ENCODED_LONG_CALL_ATTR_P): Delete.
16755 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16756 LONG_CALL_FLAG_CHAR cases.
16757 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16758 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16759 ARM_DECLARE_FUNCTION_SIZE.
16760 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16761 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16762 (arm_encode_call_attribute, current_file_function_operand): Delete.
16763 (arm_function_in_section_p): New function.
16764 (arm_is_longcall_p): Rename to...
16765 (arm_is_long_call_p): ...this. Take the target function as a single
16766 argument and return a bool. Do not rely on call cookies. Check
16767 whether the target symbol is in the same section as the current
16768 function, not just the same compilation unit.
16769 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16770 (arm_encode_section_info): Don't encode a call type.
16771 * config/arm/arm.md (call, call_value): Update calls to
16772 arm_is_long(_)call_p. Simplify logic.
16773 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16774 Update calls to arm_is_long(_)call_p.
16776 2007-05-25 Richard Guenther <rguenther@suse.de>
16778 PR tree-optimization/31982
16779 * tree-ssa-forwprop.c
16780 (forward_propagate_addr_into_variable_array_index): Handle arrays
16781 with element size one.
16783 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16785 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16786 (umulsi3_highpart): Likewise.
16788 2007-05-24 Ian Lance Taylor <iant@google.com>
16790 PR rtl-optimization/32069
16791 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16794 2007-05-24 Ollie Wild <aaw@google.com>
16796 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16799 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16801 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16802 (oprs_unchanged_p): Use it to check all registers in a REG.
16803 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16804 (reg_set_between_after_reload_p): Delete.
16805 (reg_used_between_after_reload_p): Likewise.
16806 (reg_set_or_used_since_bb_start): Likewise.
16807 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16808 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16809 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16810 * rtlanal.c (reg_set_p): Check whether REG overlaps
16811 regs_invalidated_by_call, rather than just checking the
16812 membership of REGNO (REG).
16814 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16816 * doc/passes.texi: Document predictive commoning.
16817 * doc/invoke.texi (-fpredictive-commoning): Document.
16818 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16819 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16820 adding indices to the generated name.
16821 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16822 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16823 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16824 (op_symbol_code): ... and exported.
16825 (dump_omp_clause, op_symbol): Use op_symbol_code
16826 instead of op_symbol_1.
16827 * tree-pass.h (pass_predcom): Declare.
16828 * timevar.def (TV_PREDCOM): New timevar.
16829 * tree-ssa-loop.c (run_tree_predictive_commoning,
16830 gate_tree_predictive_commoning, pass_predcom): New.
16831 * tree-data-ref.c (find_data_references_in_loop): Find the
16832 references in dominance order.
16833 (canonicalize_base_object_address): Ensure that the result has
16835 (dr_analyze_innermost): Export.
16836 (create_data_ref): Code to fail for references with invariant
16838 (find_data_references_in_stmt): ... here.
16839 * tree-data-ref.h (dr_analyze_innermost): Declare.
16840 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16841 (aff_combination_find_elt, name_expansion_hash,
16842 name_expansion_eq, tree_to_aff_combination_expand,
16843 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16845 * tree-affine.h (aff_combination_constant_multiple_p,
16846 tree_to_aff_combination_expand): Declare.
16847 * tree-predcom.c: New file.
16848 * common.opt (fpredictive-commoning): New option.
16849 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16850 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16851 * Makefile.in (tree-predcom.o): Add.
16852 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16853 * passes.c (init_optimization_passes): Add dceloop after
16854 copy propagation in loop optimizer. Add predictive commoning
16855 to loop optimizer passes.
16857 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16859 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16862 2007-05-24 Jan Hubicka <jh@suse.cz>
16864 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16866 (genheader): Include statistics.h.
16868 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16870 * print-rtl.c (flag_dump_unnumbered): Update comments.
16871 (print_rtl): Fix my previous change.
16872 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16875 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16877 PR middle-end/32018
16878 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16880 (thread_through_all_blocks): Call initialize_original_copy_tables
16881 and free_original_copy_tables.
16882 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16884 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16885 * cfghooks.c (duplicate_block): Use get_loop_copy.
16886 * cfg.c: Include cfgloop.h.
16887 (loop_copy): New hash table.
16888 (initialize_original_copy_tables): Initialize loop_copy table.
16889 (free_original_copy_tables): Free loop_copy table.
16890 (copy_original_table_clear, copy_original_table_set,
16891 set_loop_copy, get_loop_copy): New functions.
16892 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16893 * cfgloop.h (struct loop): Remove copy field.
16894 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16895 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16897 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16899 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16900 -msse/-msse2/-msse3.
16902 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16904 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16905 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16907 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16910 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16911 * targhooks.h (default_mangle_decl_assembler_name): Declare
16913 * targhooks.c (default_mangle_decl_assembler_name): Define
16915 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16917 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16918 * langhooks.c (lhd_set_decl_assembler_name): Call
16919 targetm.mangle_decl_assembler_name for names with global scope.
16921 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16923 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16924 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16926 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16927 New. Factored out of i386_pe_encode_section_info.
16928 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16929 Move check for prior decoration of stdcall
16930 symbols to i386_pe_encode_section_info.
16931 (i386_pe_encode_section_info): Adjust call to
16932 gen_stdcall_or_fastcall_suffix. Use
16933 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16934 (i386_pe_mangle_decl_assembler_name): New. Wrap
16935 i386_pe_maybe_mangle_decl_assembler_name.
16937 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16939 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16940 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16941 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16942 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16943 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16946 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16947 Nigel Stephens <nigel@mips.com>
16948 Richard Sandiford <richard@codesourcery.com>
16950 Fix up MIPS16 hard float and add support for complex.
16952 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16953 (TARGET_SOFT_FLOAT_ABI): New.
16954 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16955 __mips_soft_float to reflect the ABI in use, not whether the
16956 FPU is directly accessible (e.g., in MIPS16 mode).
16957 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16958 (UNITS_PER_FPVALUE): Likewise.
16960 * config/mips/mips.c (mips_expand_call): Remove redundant
16961 TARGET_MIPS16 check.
16962 (mips_arg_regno): New.
16963 (function_arg_advance): When setting bits in cum->fp_code for
16964 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16966 (function_arg): Use mips_arg_regno.
16967 (mips_return_mode_in_fpr_p): New.
16968 (mips16_call_stub_mode_suffix): New.
16969 (mips16_cfun_returns_in_fpr_p): New.
16970 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16971 (mips_output_function_prologue): Test mips16_hard_float, not
16972 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16973 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16974 return value into a floating-point register.
16975 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16976 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16977 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16978 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16979 word of double arguments from or to the high bits of 64-bit
16980 floating point registers.
16981 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16982 (mips16_fpret_double): New helper function.
16983 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16984 support for complex modes. Fill in DECL_RESULT for stubdecl.
16985 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16987 * config/mips/mips16.S
16988 (RET, ARG1, ARG2): New.
16989 (MERGE_GPRf, MERGE_GPRt): New.
16990 (DELAYt, DELAYf): New.
16991 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16992 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16993 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16994 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16995 (SFOP): Renamed to...
16996 (OPSF3): This, and macro-ified. Updated all uses.
16997 (SFOP2): Renamed to...
16998 (OPSF2): This, and macro-ified. Updated all uses.
16999 (SFCMP): Renamed to...
17000 (CMPSF): This, and macro-ified. Updated all uses.
17001 (SFREVCMP): Renamed to...
17002 (REVCMPSF): This, and macro-ified. Updated all uses.
17003 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17004 (LDDBL1, LDDBL2, RETDBL): Deleted.
17005 (DFOP): Renamed to...
17006 (OPDF3): This, and macro-ified. Updated all uses.
17007 (DFOP2): Renamed to...
17008 (OPDF2): This, and macro-ified. Updated all uses.
17009 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17010 (DFCMP): Renamed to...
17011 (CMPDF): This, and macro-ified. Updated all uses.
17012 (DFREVCMP): Renamed to...
17013 (REVCMPDF): This, and macro-ified. Updated all uses.
17014 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17015 (RET_FUNCTION): New.
17016 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17017 (__mips16_ret_sc, __mips16_ret_dc): New.
17018 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17019 STUB_ARGS_6, STUB_ARGS_10): New.
17020 (CALL_STUB_NO_RET): New.
17021 (__mips16_call_stub_1): Macro-ified.
17022 (__mips16_call_stub_5): Macro-ified.
17023 (__mips16_call_stub_2): Macro-ified.
17024 (__mips16_call_stub_6): Macro-ified.
17025 (__mips16_call_stub_9): Macro-ified.
17026 (__mips16_call_stub_10): Macro-ified.
17027 (CALL_STUB_RET): New.
17028 (__mips16_call_stub_sf_0): Macro-ified.
17029 (__mips16_call_stub_sf_1): Macro-ified.
17030 (__mips16_call_stub_sf_5): Macro-ified.
17031 (__mips16_call_stub_sf_2): Macro-ified.
17032 (__mips16_call_stub_sf_6): Macro-ified.
17033 (__mips16_call_stub_sf_9): Macro-ified.
17034 (__mips16_call_stub_sf_10): Macro-ified.
17035 (__mips16_call_stub_df_0): Macro-ified.
17036 (__mips16_call_stub_df_1): Macro-ified.
17037 (__mips16_call_stub_df_5): Macro-ified.
17038 (__mips16_call_stub_df_2): Macro-ified.
17039 (__mips16_call_stub_df_6): Macro-ified.
17040 (__mips16_call_stub_df_9): Macro-ified.
17041 (__mips16_call_stub_df_10): Macro-ified.
17042 (__mips16_call_stub_sc_0): New.
17043 (__mips16_call_stub_sc_1): New.
17044 (__mips16_call_stub_sc_5): New.
17045 (__mips16_call_stub_sc_2): New.
17046 (__mips16_call_stub_sc_6): New.
17047 (__mips16_call_stub_sc_9): New.
17048 (__mips16_call_stub_sc_10): New.
17049 (__mips16_call_stub_dc_0): New.
17050 (__mips16_call_stub_dc_1): New.
17051 (__mips16_call_stub_dc_5): New.
17052 (__mips16_call_stub_dc_2): New.
17053 (__mips16_call_stub_dc_6): New.
17054 (__mips16_call_stub_dc_9): New.
17055 (__mips16_call_stub_dc_10): New.
17057 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17058 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17059 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17061 2007-05-23 Ian Lance Taylor <iant@google.com>
17063 * doc/invoke.texi (Invoking GCC): Document that the order of the
17066 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17069 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17070 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17071 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17075 * config/score/score.c (score_print_operand): Make sure that only
17076 lower bits are used.
17078 2007-05-22 Ian Lance Taylor <iant@google.com>
17080 * tree-vrp.c (avoid_overflow_infinity): New static function,
17081 broken out of set_value_range_to_value.
17082 (set_value_range_to_value): Call avoid_overflow_infinity.
17083 (extract_range_from_assert): Likewise.
17085 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17087 PR middle-end/31095
17088 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17089 change the type before looking for a COMPOUND_EXPR.
17091 2007-05-22 Ian Lance Taylor <iant@google.com>
17093 * lower-subreg.c (decompose_multiword_subregs): If we change an
17094 insn, call remove_retval_note on it.
17096 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17098 * regs.h (end_hard_regno): New function.
17099 (END_HARD_REGNO, END_REGNO): New macros.
17100 (add_to_hard_reg_set): New function.
17101 (remove_from_hard_reg_set): Likewise.
17102 (in_hard_reg_set_p): Likewise.
17103 (overlaps_hard_reg_set_p): Likewise.
17104 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17105 (note_btr_set): Use END_HARD_REGNO.
17106 * caller-save.c (setup_save_areas): Use end_hard_regno.
17107 (mark_set_regs): Use END_HARD_REGNO.
17108 (add_stored_regs): Use end_hard_regno.
17109 (mark_referenced_regs): Use add_to_hard_reg_set.
17110 * combine.c (update_table_tick): Use END_REGNO.
17111 (record_value_for_reg): Likewise.
17112 (record_dead_and_set_regs): Likewise.
17113 (get_last_value_validate): Likewise.
17114 (use_crosses_set_p): Likewise.
17115 (reg_dead_at_p_1): Likewise.
17116 (reg_dead_at_p): Likewise.
17117 (mark_used_regs_combine): Use add_to_hard_reg_set.
17118 (move_deaths): Use END_HARD_REGNO.
17119 (reg_bitfield_target_p): Use end_hard_regno.
17120 (distribute_notes): Use END_HARD_REGNO.
17121 * cse.c (mention_regs): Use END_REGNO.
17122 (insert): Use add_to_hard_reg_set.
17123 (invalidate): Use END_HARD_REGNO.
17124 (invalidate_for_call): Likewise.
17125 (exp_equiv_p): Use END_REGNO.
17126 (cse_insn): Likewise.
17127 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17128 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17129 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17130 * function.c (keep_stack_depressed): Use end_hard_regno.
17131 * global.c (global_alloc): Use end_hard_regno.
17132 (global_conflicts): Use add_to_hard_reg_set instead of
17134 (find_reg): Likewise.
17135 (mark_reg_store): Likewise.
17136 (mark_reg_conflicts): Likewise.
17137 (mark_reg_death): Use remove_from_hard_reg_set.
17138 (mark_reg_live_nc): Delete.
17139 (set_preference): Use end_hard_regno.
17140 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17141 remove_from_hard_reg_set.
17142 (post_mark_life): Use add_to_hard_reg_set.
17143 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17144 (reg_becomes_live): Use add_to_hard_reg_set.
17145 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17146 (peep2_find_free_register): Use add_to_hard_reg_set.
17147 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17148 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17149 * regrename.c (note_sets): Use add_to_hard_reg_set.
17150 (clear_dead_regs): Use remove_from_hard_reg_set.
17151 (regrename_optimize): Use add_to_hard_reg_set.
17152 (find_oldest_value_reg): Use in_hard_reg_set_p.
17153 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17154 (hard_reg_set_here_p): Use end_hard_regno.
17155 (decompose): Likewise.
17156 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17157 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17158 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17159 (mark_home_live): Use end_hard_regno.
17160 (spill_hard_reg): Likewise.
17161 (clear_reload_reg_in_use): Likewise.
17162 * reorg.c (delete_prior_computation): Use END_REGNO.
17163 * resource.c (update_live_status): Use END_HARD_REGNO.
17164 (mark_referenced_resources): Use add_to_hard_reg_set.
17165 (mark_set_resources): Likewise.
17166 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17167 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17168 (reg_overlap_mentioned_p): Likewise.
17169 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17170 (covers_regno_no_parallel_p): Use END_REGNO.
17171 (find_regno_note): Likewise.
17172 (find_reg_fusage): Use END_HARD_REGNO.
17173 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17174 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17176 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17178 * mode-switching.c (reg_dies): Change type of second argument to
17180 (optimize_mode_switching): Update accordingly.
17182 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17184 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17186 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17187 (hard_reg_set_empty_p): ...these new functions.
17188 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17189 GO_IF_HARD_REG_SUBSET.
17190 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17191 instead of GO_IF_HARD_REG_EQUAL.
17192 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17193 instead of GO_IF_HARD_REG_EQUAL.
17194 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17195 GO_IF_HARD_REG_SUBSET.
17196 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17197 GO_IF_HARD_REG_EQUAL.
17198 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17199 of GO_IF_HARD_REG_SUBSET.
17200 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17201 instead of GO_IF_HARD_REG_EQUAL.
17202 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17203 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17204 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17205 of GO_IF_HARD_REG_SUBSET,
17206 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17207 GO_IF_HARD_REG_SUBSET.
17208 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17209 instead of GO_IF_HARD_REG_EQUAL.
17210 * config/sh/sh.c (push_regs, calc_live_regs): Use
17211 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17212 (hard_regs_intersect_p): Delete.
17214 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17216 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17218 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17219 Richard Henderson <rth@redhat.com>
17221 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17223 (x86_64-*-*): Likewise.
17225 * i386/i386-modes.def (V2QI): New.
17227 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17229 (override_options): Support SSE4.1.
17230 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17231 (IX86_BUILTIN_BLENDPS): Likewise.
17232 (IX86_BUILTIN_BLENDVPD): Likewise.
17233 (IX86_BUILTIN_BLENDVPS): Likewise.
17234 (IX86_BUILTIN_PBLENDVB128): Likewise.
17235 (IX86_BUILTIN_PBLENDW128): Likewise.
17236 (IX86_BUILTIN_DPPD): Likewise.
17237 (IX86_BUILTIN_DPPS): Likewise.
17238 (IX86_BUILTIN_INSERTPS128): Likewise.
17239 (IX86_BUILTIN_MOVNTDQA): Likewise.
17240 (IX86_BUILTIN_MPSADBW128): Likewise.
17241 (IX86_BUILTIN_PACKUSDW128): Likewise.
17242 (IX86_BUILTIN_PCMPEQQ): Likewise.
17243 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17244 (IX86_BUILTIN_PMAXSB128): Likewise.
17245 (IX86_BUILTIN_PMAXSD128): Likewise.
17246 (IX86_BUILTIN_PMAXUD128): Likewise.
17247 (IX86_BUILTIN_PMAXUW128): Likewise.
17248 (IX86_BUILTIN_PMINSB128): Likewise.
17249 (IX86_BUILTIN_PMINSD128): Likewise.
17250 (IX86_BUILTIN_PMINUD128): Likewise.
17251 (IX86_BUILTIN_PMINUW128): Likewise.
17252 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17253 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17254 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17255 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17256 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17257 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17258 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17259 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17260 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17261 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17262 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17263 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17264 (IX86_BUILTIN_PMULDQ128): Likewise.
17265 (IX86_BUILTIN_PMULLD128): Likewise.
17266 (IX86_BUILTIN_ROUNDPD): Likewise.
17267 (IX86_BUILTIN_ROUNDPS): Likewise.
17268 (IX86_BUILTIN_ROUNDSD): Likewise.
17269 (IX86_BUILTIN_ROUNDSS): Likewise.
17270 (IX86_BUILTIN_PTESTZ): Likewise.
17271 (IX86_BUILTIN_PTESTC): Likewise.
17272 (IX86_BUILTIN_PTESTNZC): Likewise.
17273 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17274 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17275 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17276 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17277 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17278 (bdesc_ptest): New.
17279 (bdesc_sse_3arg): Likewise.
17280 (bdesc_2arg): Likewise.
17281 (bdesc_1arg): Likewise.
17282 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17284 (ix86_expand_sse_4_operands_builtin): New.
17285 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17286 smaller than 8 bits as the 2nd arg.
17287 (ix86_expand_sse_ptest): New.
17288 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17289 (ix86_expand_vector_set): Support SSE4.1.
17290 (ix86_expand_vector_extract): Likewise.
17292 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17293 __SSE4_1__ for -msse4.1.
17295 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17296 (UNSPEC_INSERTPS): Likewise.
17297 (UNSPEC_DP): Likewise.
17298 (UNSPEC_MOVNTDQA): Likewise.
17299 (UNSPEC_MPSADBW): Likewise.
17300 (UNSPEC_PHMINPOSUW): Likewise.
17301 (UNSPEC_PTEST): Likewise.
17302 (UNSPEC_ROUNDP): Likewise.
17303 (UNSPEC_ROUNDS): Likewise.
17305 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17307 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17308 (const_pow2_1_to_32768_operand): Likewise.
17310 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17313 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17315 (sse4_1_insertps): Likewise.
17316 (*sse4_1_extractps): Likewise.
17317 (sse4_1_ptest): Likewise.
17318 (sse4_1_mulv2siv2di3): Likewise.
17319 (*sse4_1_mulv4si3): Likewise.
17320 (*sse4_1_smax<mode>3): Likewise.
17321 (*sse4_1_umax<mode>3): Likewise.
17322 (*sse4_1_smin<mode>3): Likewise.
17323 (*sse4_1_umin<mode>3): Likewise.
17324 (sse4_1_eqv2di3): Likewise.
17325 (*sse4_1_pinsrb): Likewise.
17326 (*sse4_1_pinsrd): Likewise.
17327 (*sse4_1_pinsrq): Likewise.
17328 (*sse4_1_pextrb): Likewise.
17329 (*sse4_1_pextrb_memory): Likewise.
17330 (*sse4_1_pextrw_memory): Likewise.
17331 (*sse4_1_pextrq): Likewise.
17332 (sse4_1_blendpd): Likewise.
17333 (sse4_1_blendps): Likewise.
17334 (sse4_1_blendvpd): Likewise.
17335 (sse4_1_blendvps): Likewise.
17336 (sse4_1_dppd): Likewise.
17337 (sse4_1_dpps): Likewise.
17338 (sse4_1_movntdqa): Likewise.
17339 (sse4_1_mpsadbw): Likewise.
17340 (sse4_1_packusdw): Likewise.
17341 (sse4_1_pblendvb): Likewise.
17342 (sse4_1_pblendw): Likewise.
17343 (sse4_1_phminposuw): Likewise.
17344 (sse4_1_extendv8qiv8hi2): Likewise.
17345 (*sse4_1_extendv8qiv8hi2): Likewise.
17346 (sse4_1_extendv4qiv4si2): Likewise.
17347 (*sse4_1_extendv4qiv4si2): Likewise.
17348 (sse4_1_extendv2qiv2di2): Likewise.
17349 (*sse4_1_extendv2qiv2di2): Likewise.
17350 (sse4_1_extendv4hiv4si2): Likewise.
17351 (*sse4_1_extendv4hiv4si2): Likewise.
17352 (sse4_1_extendv2hiv2di2): Likewise.
17353 (*sse4_1_extendv2hiv2di2): Likewise.
17354 (sse4_1_extendv2siv2di2): Likewise.
17355 (*sse4_1_extendv2siv2di2): Likewise.
17356 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17357 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17358 (sse4_1_zero_extendv4qiv4si2): Likewise.
17359 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17360 (sse4_1_zero_extendv2qiv2di2): Likewise.
17361 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17362 (sse4_1_zero_extendv4hiv4si2): Likewise.
17363 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17364 (sse4_1_zero_extendv2hiv2di2): Likewise.
17365 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17366 (sse4_1_zero_extendv2siv2di2): Likewise.
17367 (*sse4_1_zero_extendv2siv2di2): Likewise.
17368 (sse4_1_roundpd): Likewise.
17369 (sse4_1_roundps): Likewise.
17370 (sse4_1_roundsd): Likewise.
17371 (sse4_1_roundss): Likewise.
17372 (mulv4si3): Don't expand for SSE4.1.
17373 (smax<mode>3): Likewise.
17374 (umaxv4si3): Likewise.
17375 (uminv16qi3): Likewise.
17376 (umin<mode>3): Likewise.
17377 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17379 * doc/extend.texi: Document SSE4.1 built-in functions.
17381 * doc/invoke.texi: Document -msse4.1.
17383 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17385 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17386 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17387 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17388 (ASM_SPEC): Add asm_pcrel_spec.
17389 (EXTRA_SPECS): Add asm_pcrel_spec.
17391 2007-05-21 David Daney <ddaney@avtrex.com>
17393 * doc/install.texi (Building a cross compiler): Add requirements
17394 for Java cross compiler.
17396 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17398 PR middle-end/31995
17399 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17400 Add loopno argument. Use evolution_function_is_invariant_rec_p
17401 instead of evolution_function_is_constant_p.
17402 Update calls to evolution_function_is_affine_multivariate_p.
17403 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17404 Add loopno argument.
17405 * tree-scalar-evolution.c (gather_chrec_stats): Call
17406 evolution_function_is_affine_multivariate_p with a loop
17408 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17409 (analyze_overlapping_iterations): Likewise.
17410 (access_functions_are_affine_or_constant_p): Likewise.
17411 (build_classic_dist_vector_1): If the access functions
17412 are equal, don't do anything.
17414 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17415 Paolo Carlini <pcarlini@suse.de>
17416 Uros Bizjak <ubizjak@gmail.com>
17418 * c-cppbuiltin.c (c_cpp_builtins): Define
17419 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17420 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17421 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17422 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17424 2007-05-21 Mike Stump <mrs@apple.com>
17426 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17428 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17430 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17432 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17433 implementation if __OPTIMIZE__ is not defined.
17434 (_mm_alignr_pi8): Ditto.
17435 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17436 (_mm_inserti_si64): Ditto.
17437 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17438 (_mm_slli_epi16): Ditto.
17439 (_mm_slli_epi32): Ditto.
17440 (_mm_slli_epi64): Ditto.
17441 (_mm_srai_epi16): Ditto.
17442 (_mm_srai_epi32): Ditto.
17443 (_mm_srli_si128): Ditto.
17444 (_mm_slli_si128): Ditto.
17445 (_mm_srli_epi16): Ditto.
17446 (_mm_srli_epi32): Ditto.
17447 (_mm_srli_epi64): Ditto.
17448 (_mm_extract_epi16): Ditto.
17449 (_mm_insert_epi16): Ditto.
17450 (_mm_shufflehi_epi16): Ditto.
17451 (_mm_shufflelo_epi16): Ditto.
17452 (_mm_shuffle_epi32): Ditto.
17453 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17454 (_m_pextrw): Ditto.
17455 (_mm_insert_pi16): Ditto.
17456 (_m_pinsrw): Ditto.
17457 (_mm_shuffle_pi16): Ditto.
17458 (_m_pshufw): Ditto.
17459 (_mm_shufle_ps): Ditto.
17460 (_mm_prefetch): Ditto.
17462 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17464 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17465 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17466 * real.c (encode_i370_single, decode_i370_single,
17467 encode_i370_double, decode_i370_double): Functions removed.
17468 (i370_single_format, i370_double_format): Initializations removed.
17469 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17470 Consider the log2_b field to always be one.
17471 (ieee_single_format, mips_single_format, coldfire_single_format,
17472 ieee_double_format, mips_double_format, coldfire_double_format,
17473 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17474 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17475 ibm_extended_format, mips_extended_format, ieee_quad_format,
17476 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17477 decimal_single_format, decimal_double_format, decimal_quad_format,
17478 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17479 initialization of log2_b.
17480 * real.h (i370_single_format, i370_double_format): Declarations
17482 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17483 field to always be one.
17485 2007-05-21 Andreas Schwab <schwab@suse.de>
17487 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17488 NOTE_INSN_BASIC_BLOCK_P.
17489 (process_for_unwind_directive): Likewise.
17491 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17493 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17494 * function.h (struct function): Move va_list_gpr_size,
17495 va_list_fpr_size, function_frequency to front of bitfields. Add
17497 (current_function_calls_unwind_init): New.
17498 * except.c (expand_builtin_unwind_init): Set
17499 current_function_calls_unwind_init not
17500 current_function_has_nonlocal_label.
17501 * reload1.c (has_nonexceptional_receiver): New.
17502 (reload): Use it and current_function_calls_unwind_init to
17503 determine whether call-saved regs must be saved.
17505 2007-05-20 Jan Hubicka <jh@suse.cz>
17507 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17508 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17509 * ddg.c (create_ddg): LIkewise.
17510 * final.c (final): Remove hunk moving line number notes around since
17511 they are no longer present at this stage.
17512 (final_scan_insn): Use NOTE_KIND instead of
17513 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17514 (output_asm_label): Likewise.
17515 * reorg.c (dbr_schedule): Likewise.
17516 * haifa-sched.c (unlink_other_notes): Likewise.
17517 * mode-switching.c (optimize_mode_switching): Likewise.
17518 * graph.c (start_bb): Likewise.
17519 * rtl.def (NOTE): Update description.
17520 * jump.c (squeeze_notes): Delete.
17521 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17522 NOTE_INSN_BASIC_BLOCK_P when possible.
17523 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17524 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17525 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17526 (dwarf2out_var_location): Likewise.
17527 * cfgbuild.c (make_edges): Likewise.
17528 (find_basic_blocks_1): Likewise.
17529 * function.c (reorder_blocks_1): Likewise.
17530 (epilogue_done): Likewise.
17531 (reposition_prologue_and_epilogue_notes): Likewise.
17532 * print-rtl.c (print_rtx): Likewise; drop code for printing
17534 (print_rtl): Likewise.
17535 (print_rtl_single): Likewise.
17536 * gcse.c (insert_insn_start_bb): Likewise.
17537 * alias.c (init_alias_analysis): Likewise.
17538 * calls.c (fixup_tail_calls): Likewise.
17539 * except.c (sjlj_emit_function_enter): Likewise.
17540 * emit-rtl.c (add_insn_after): Likeiwse.
17541 (emit_label_before): Likewise.
17542 (emit_label_after): Likewise.
17543 (emit_note_before, emit_note_after, emit_note): Update
17544 parameter to be enum insn_note; do not deal with source
17546 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17547 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17549 (merge_blocks_move_successor_nojumps): Simplify now when
17550 we don't have BLOCK notes.
17551 (try_optimize_cfg): Likewise.
17552 * cfglayout.c (skip_insns_after_block): Likewise.
17553 (record_effective_endpoints): Likewise.
17554 (duplicate_insn_chain): Likewise.
17555 * varasm.c (output_constant_pool_1): Likewise.
17556 * sched-deps.c (sched_analyze): Likewise.
17557 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17559 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17560 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17561 (SET_INSN_DELETED): Simplify.
17562 (NOTE_LINE_NUMBER): Exterminate.
17563 (NOTE_LINE_KIND): New.
17564 (NOTE_INSN_BASIC_BLOCK_P): Update.
17565 (enum insn_note): Simplify.
17566 (GET_NOTE_INSN_NAME) Simplify.
17567 (emit_note_before, emit_note_after, emit_note): Update prototype.
17568 (squeeze_notes): Remove.
17569 * sched-int.h (NOTE_NOT_BB_P): Update.
17570 * resource.c (mark_target_live_regs): Update.
17571 * sched-rgn.c (debug_dependencies): Update.
17572 * sched-vis.c (print_insn): Update.
17573 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17574 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17575 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17576 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17577 (split_branches): Update.
17578 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17580 (sh_adjust_unroll_max): Exterminate.
17581 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17582 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17583 (m68hc11_reorg): Likewise.
17584 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17585 (emit_predicate_relation_info): Update.
17586 (process_for_unwind_directive): Update.
17587 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17588 (output_call): Update.
17589 * config/pa/pa.c (output_lbranch): Update.
17590 (output_millicode_call): Update.
17591 (output_call): Update.
17592 (pa_combine_instructions): Update.
17593 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17594 * config/bfin/bfin.c (gen_one_bundle): Update.
17595 * cfgrtl.c (can_delete_note_p): Update.
17596 (delete_insn): Update.
17597 (rtl_merge_blocks): Update.
17598 (commit_one_edge_insertion): Update.
17599 (rtl_verify_flow_info): Update.
17600 * stmt.c (expand_case): Do not call squeeze_notes.
17602 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17609 * c.opt (Wtype-limits): New.
17610 * doc/invoke.texi (Wtype-limits): Document it.
17611 (Wextra): Enabled by -Wextra.
17612 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17613 * c-common.c (shorten_compare): Warn with Wtype-limits.
17615 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17617 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17618 inlined function, not as a macro.
17619 (_mm_alignr_pi8): Ditto.
17620 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17621 (_mm_inserti_si64): Ditto.
17622 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17623 (_mm_extract_epi16): Ditto.
17624 (_mm_insert_epi16): Ditto.
17625 (_mm_shufflehi_epi16): Ditto.
17626 (_mm_shufflelo_epi16): Ditto.
17627 (_mm_shuffle_epi32): Ditto.
17628 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17629 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17631 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17633 (_m_to_float): Use C89 compatible assignment.
17635 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17638 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17640 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17643 * doc/invoke.texi (Wreturn-type): Complete description.
17644 (Wextra): Delete item about return-type warning.
17645 * c-decl.c: Delete redundant Wextra warning.
17647 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17650 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17651 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17652 inlined function, not as a macro.
17653 (_mm_prefetch): Ditto.
17654 (_m_pextrw): Ditto.
17655 (_mm_insert_pi16): Ditto.
17656 (_m_pinsrw): Ditto.
17657 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17658 (_m_pshufw): Ditto. Add const to __N argument.
17659 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17660 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17661 (_mm_slli_epi32): Ditto.
17662 (_mm_srli_si128): Implement as always inlined function, not as a
17663 macro. Add __inline to function declaration.
17664 (_mm_slli_si128): Ditto.
17666 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17668 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17669 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17671 (struct fenv): New structure.
17672 (FP_HANDLE_EXCEPTIONS): New define.
17673 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17674 (_FP_DECL_EXP): New define.
17675 (FP_INIT_ROUNDMODE): New define.
17676 (FP_ROUNDMODE): New define.
17678 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17680 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17681 (Wconversion): Update description.
17682 (Wconversion-sign): New.
17683 * c.opt (Wconversion-sign): New.
17684 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17685 means disabled for C++. Otherwise, take the status of Wconversion.
17686 * c-common.c (conversion_warning): Warn with either Wconversion or
17688 (warnings_for_convert_and_check): Conditions are already checked by
17689 conversion_warning.
17690 (convert_and_check): Don't check warnings if the conversion failed.
17692 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17693 Anatoly Sokolov <aesok@dol.ru>
17695 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17696 avr_epilogue_uses) : Add declaration.
17697 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17698 * config/avr/constraints.md (R): New constraint.
17699 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17700 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17701 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17702 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17703 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17704 call_prologue_saves, epilogue_restores, return_from_epilogue,
17705 return_from_main_epilogue, return_from_interrupt_epilogue,
17706 return_from_naked_epilogue, prologue, epilogue): New patterns.
17707 (jump): Handle symbol reference.
17708 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17709 avr_output_function_prologue, avr_output_function_epilogue): Remove
17711 (avr_init_machine_status, expand_prologue, expand_epilogue,
17712 avr_asm_function_end_prologue, avr_epilogue_uses,
17713 avr_asm_function_begin_epilogue): New functions.
17714 (prologue_size, epilogue_size, jump_tables_size): Remove global
17716 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17717 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17718 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17719 (avr_override_options): Initialise init_machine_status.
17720 (output_movhi): Handle all stack pointer loads.
17721 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17722 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17723 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17724 (EPILOGUE_USES) Redefine.
17725 (machine_function) Declare.
17727 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17729 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17730 Use a single return statement.
17732 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17734 PR middle-end/30250
17735 * builtins.c (do_mpfr_lgamma_r): New.
17736 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17737 * tree.h (CASE_FLT_FN_REENT): New.
17739 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17741 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17742 (output_die): Use 'unsigned long' with %x.
17743 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17744 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17745 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17747 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17749 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17754 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17755 true if function has no argument.
17757 2007-05-18 DJ Delorie <dj@redhat.com>
17759 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17760 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17762 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17764 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17765 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17766 count_trailing_zeros.
17767 (__i386__): Implement count_leading_zeros using __builtin_clz().
17768 Implement count_trailing_zeros usign __builtin_ctz().
17770 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17772 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17774 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17776 PR middle-end/31344
17777 * expr.c (emit_move_change_mode): Change mode of push operands here.
17779 2007-05-17 Ian Lance Taylor <iant@google.com>
17781 PR tree-optimization/31953
17782 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17783 Change all callers.
17784 (set_value_range_to_null): Call set_value_range_to_value.
17785 (extract_range_from_comparison): Likewise.
17787 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17789 * toplev.c (print_version): Output GMP/MPFR version info.
17791 * builtins.c (CASE_MATHFN_REENT): New macro.
17792 (mathfn_built_in): Use it.
17793 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17794 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17795 BUILT_IN_LGAMMAL_R): New.
17796 * doc/extend.texi: Document new builtins.
17798 PR middle-end/31796
17799 * builtins.c (do_mpfr_remquo): New.
17800 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17801 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17803 PR middle-end/30251
17804 * builtins.c (fold_builtin_1): Handle y0, y1.
17805 (fold_builtin_2): Handle yn.
17807 PR middle-end/30251
17808 * builtins.c (do_mpfr_bessel_n): New.
17809 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17810 (fold_builtin_2): Handle BUILT_IN_JN.
17812 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17815 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17816 TYPE_PRECISION (intmax_type_node).
17818 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17821 * reload.c (subst_reloads): Remove checking.
17823 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17825 PR rtl-optimization/31691
17826 * combine.c (simplify_set): Build a new src pattern instead of
17827 substituting its operands in the COMPARE case.
17829 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17831 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17832 (execute_vrp): Preserve loops through jump threading.
17833 * tree-ssa-threadupdate.c (thread_single_edge,
17834 dbds_continue_enumeration_p, determine_bb_domination_status,
17835 thread_through_loop_header): New functions.
17836 (create_edge_and_update_destination_phis,
17837 create_edge_and_update_destination_phis): Set loops for the new blocks.
17838 (prune_undesirable_thread_requests): Removed.
17839 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17841 (thread_block): Do not call prune_undesirable_thread_requests.
17843 (mark_threaded_blocks): Select edges to thread here.
17844 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17845 Thread edges through loop headers independently.
17846 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17847 * tree-pass.h (TODO_mark_first_instance): New.
17848 (first_pass_instance): Declare.
17849 * cfghooks.c (duplicate_block): Put the block to the original loop
17850 if copy is not specified.
17851 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17852 jump threading. Pass may_peel_loop_headers to
17853 thread_through_all_blocks according to first_pass_instance.
17854 * cfgloop.h (create_preheader): Declare.
17855 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17856 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17857 * passes.c (first_pass_instance): New variable.
17858 (next_pass_1): Set TODO_mark_first_instance.
17859 (execute_todo): Set first_pass_instance.
17861 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17863 PR tree-optimization/24659
17864 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17865 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17866 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17867 OTI_vec_pack_ufix_trunc.
17868 (vec_unpacks_float_hi_optab): Define new macro.
17869 (vec_unpacks_float_lo_optab): Ditto.
17870 (vec_unpacku_float_hi_optab): Ditto.
17871 (vec_unpacku_float_lo_optab): Ditto.
17872 (vec_pack_sfix_trunc_optab): Ditto.
17873 (vec_pack_ufix_trunc_optab): Ditto.
17874 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17875 and vec_pack_[s|u]fix_trunc_optab using
17876 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17877 * tree-vectorizer.c (supportable_widening_operation): Handle
17878 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17879 (supportable_narrowing_operation): New function.
17880 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17881 * tree-vect-transform.c (vectorizable_conversion): Handle
17882 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17883 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17884 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17885 to check for target support.
17886 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17887 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17888 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17889 for VEC_PACK_FIX_TRUNC_EXPR.
17890 (expand_binop): Special case mode of the result for
17891 vec_pack_[u|s]fix_trunc_optab.
17892 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17893 vec_pack_[u|s]fix_trunc_optab.
17895 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17896 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17897 * tree-pretty-print.c (dump_generic_node): Handle
17898 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17899 VEC_PACK_FIX_TRUNC_EXPR.
17901 * expr.c (expand_expr_real_1): Ditto.
17902 * tree-inline.c (estimate_num_insns_1): Ditto.
17903 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17905 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17906 (vec_unpacks_float_lo_v8hi): Ditto.
17907 (vec_unpacku_float_hi_v8hi): Ditto.
17908 (vec_unpacku_float_lo_v8hi): Ditto.
17909 (vec_unpacks_float_hi_v4si): Ditto.
17910 (vec_unpacks_float_lo_v4si): Ditto.
17911 (vec_pack_sfix_trunc_v2df): Ditto.
17913 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17915 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17916 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17917 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17918 [vec_pack_ufix_trunc]: Ditto.
17919 [vec_unpacks_float_hi]: Ditto.
17920 [vec_unpacks_float_lo]: Ditto.
17921 [vec_unpacku_float_hi]: Ditto.
17922 [vec_unpacku_float_lo]: Ditto.
17924 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17926 * soft-fp/README: Update for new files.
17927 * soft-fp/floattisf.c: New file.
17928 * soft-fp/floattidf.c: New file.
17929 * soft-fp/floattitf.c: New file.
17930 * soft-fp/floatuntisf.c: New file.
17931 * soft-fp/floatuntidf.c: New file.
17932 * soft-fp/floatuntitf.c: New file.
17933 * soft-fp/fixsfti.c: New file.
17934 * soft-fp/fixdfti.c: New file.
17935 * soft-fp/fixtfti.c: New file.
17936 * soft-fp/fixunssfti.c: New file.
17937 * soft-fp/fixunsdfti.c: New file.
17938 * soft-fp/fixunstfti.c: New file.
17939 * soft-fp/extendxftf.c: New file.
17940 * soft-fp/trunctfxf.c: New file.
17942 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17943 (__trunctfxf2): Ditto.
17945 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17946 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17947 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17948 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17949 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17950 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17952 * config/i386/t-fprules-softfp64: New file.
17953 * config/i386/sfp-machine.h: New file.
17954 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17955 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17956 and soft-fp/t-softfp to tmake_file.
17957 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17958 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17960 * config/i386/t-linux64 (softfp_wrap_start): New.
17961 (softfp_wrap_end): New.
17962 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17963 supported for TARGET_64BIT.
17965 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17967 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17968 c_common_unsigned_type behavior.
17970 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17972 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17975 2007-05-16 Eric Christopher <echristo@apple.com>
17977 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17978 saving after stack push. Set sp_offset whenever we push.
17979 (rs6000_emit_epilogue): Move altivec register restore before
17982 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17984 * configure.ac: Allow sysroots to be relocated under $prefix as
17985 well as $exec_prefix.
17986 * configure: Regenerate.
17988 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17992 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17994 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17995 (gcc_tooldir): Likewise.
17996 * configure: Regenerate.
17997 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17998 old configure.ac gcc_tooldir setting.
17999 (prefix_to_exec_prefix): New variable.
18000 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18001 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18003 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18005 * c-typeck.c (build_binary_op): Return early for error.
18007 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18009 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18010 struct nb_iter_bound.
18011 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18012 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18013 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18014 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18015 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18016 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18017 (del_scev_info): Use ggc_free.
18018 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18019 * loop-init.c: Include ggc.h.
18020 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18021 (loop_optimizer_finalize): Use ggc_free.
18022 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18023 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18024 pass_iv_optimize): Add TODO_ggc_collect.
18025 * function.h (struct function): Remove skip marker from
18027 * cfgloop.c: Include ggc.h.
18028 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18030 (establish_preds): Vector superloops is gc allocated.
18031 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18033 (flow_loops_find): Vector larray is gc allocated.
18034 (loop_exit_free): Use ggc_free.
18035 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18036 that head of exits list is now not a part of struct loop.
18037 (record_loop_exits): Allocate exits table in gc memory.
18038 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18039 that head of exits list is now not a part of struct loop.
18040 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18041 struct loop_exit): Add GTY marker.
18042 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18043 Add skip marker to aux field. Make head of exits list a separate
18045 (struct loops): Add GTY marker. Make larray vector gc allocated.
18046 Add param marker to exits table.
18047 (get_loops): Type changed.
18048 * Makefile.in (tree-scalar-evolution.o): Add
18049 gt-tree-scalar-evolution.h dependency.
18050 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18051 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18052 * basic-block.h (struct basic_block_def): Remove skip marker from
18055 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18057 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18058 of 0 in the call to expand_expr().
18059 (expand_builtin_mathfn_3): Ditto.
18060 (expand_builtin_interclass_mathfn): Ditto.
18061 (expand_builtin_cexpi): Ditto.
18062 (expand_builtin_int_roundingfn): Ditto.
18063 (expand_builtin_int_roundingfn_2): Ditto.
18064 (expand_builtin_pow): Ditto.
18065 (expand_builtin_powi): Ditto.
18066 (expand_builtin_bswap): Ditto.
18067 (expand_builtin_unop): Ditto.
18068 (expand_builtin_fabs): Ditto.
18069 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18070 the call to expand_expr().
18071 (expand_builtin_sync_operation): Ditto.
18072 (expand_builtin_compare_and_swap): Ditto.
18073 (expand_builtin_lock_test_and_set): Ditto.
18074 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18075 instead of 0 in the call to expand_expr().
18076 (expand_builtin_extract_return_addr): Ditto.
18077 (expand_builtin_eh_return): Ditto.
18078 (expand_eh_return): Ditto.
18079 * explow.c (expr_size): Ditto.
18080 * expr.c (optimize_bitfield_assignment_op): Ditto.
18081 (expand_assignement): Ditto.
18082 (store_expr): Ditto.
18083 (store_field): Ditto.
18084 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18085 the call to expand_expr().
18086 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18087 in the call to expand_expr().
18088 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18089 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18090 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18092 * optabs.c (expand_vec_shift_expr): Ditto.
18093 (expand_vec_cond_expr): Ditto.
18094 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18095 call to expand_expr().
18096 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18097 in the call to expand_expr().
18099 2007-05-14 Dave Korn <dave.korn@artimi.com>
18101 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18103 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18105 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18106 instead of c_common_unsigned_type.
18107 (c_common_unsigned_type): Remove.
18108 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18109 c_common_unsigned_type.
18110 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18111 c_common_unsigned_type.
18112 * c-common.h (c_common_unsigned_type): Remove.
18113 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18114 c_common_unsigned_type.
18115 * c-format.c (check_format_types): Use unsigned_type_for instead of
18116 c_common_unsigned_type.
18117 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18118 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18119 of c_common_unsigned_type.
18120 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18121 lang_hooks.types.unsigned_type.
18122 * expmed.c (make_tree): Use unsigned_type_for instead of
18123 lang_hooks.types.unsigned_type.
18124 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18125 lang_hooks.types.unsigned_type.
18126 (build_range_check): Likewise.
18127 (fold_unary): Likewise.
18128 (fold_binary): Likewise.
18129 (fold_ternary): Likewise.
18130 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18131 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18132 * tree.c (get_unsigned_type): New.
18133 (unsigned_type_for): Use get_unsigned_type instead of
18134 lang_hooks.types.unsigned_type.
18136 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18138 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18139 to m68k_get_function_kind. Update its prototype.
18140 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18142 (m68k_interrupt_function_p): Return enum m68k_function_type
18143 instead of bool. Rename to m68k_get_function_kind.
18144 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18145 target is not fido.
18146 (m68k_compute_frame_layout): Don't mark any register for save
18147 if an interrupt_thread attribute is specified.
18148 (m68k_hard_regno_rename_ok): Update a use of
18149 m68k_interrupt_function_p.
18150 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18151 m68k_interrupt_function_p.
18152 (m68k_function_type): New.
18153 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18154 for a function with an interrupt_thread attribute.
18155 * doc/extend.texi: Document the interrupt_thread attribute.
18157 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18159 Fix PR tree-optimization/31911
18160 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18161 if they didn't change the expression.
18163 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18165 * tree-scalar-evolution.c (resolve_mixers): Exported.
18166 * tree-scalar-evolution.h (resolve_mixers): Declare.
18167 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18168 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18169 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18170 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18171 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18172 strip_conversion, analyze_offset_expr, address_analysis,
18173 object_analysis, analyze_offset): Removed.
18174 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18175 split_constant_offset, canonicalize_base_object_address,
18176 object_address_invariant_in_loop_p, disjoint_objects_p,
18177 dr_may_alias_p, dr_address_invariant_p): New functions.
18178 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18179 and dr_analyze_alias.
18180 (initialize_data_dependence_relation): Use dr_may_alias_p
18181 and object_address_invariant_in_loop_p.
18182 (compute_self_dependence): Handle the case when
18183 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18184 (find_data_references_in_stmt): Restrict the analysis of data
18185 references to the given loop nest.
18186 (find_data_references_in_loop): Made static. Pass loop nest to
18187 find_data_references_in_stmt.
18188 (compute_data_dependences_for_loop): Use DR_VOPS.
18189 (free_data_ref): Free DR_VOPS.
18190 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18191 (struct innermost_loop_behavior): ... new.
18192 (struct base_object_info): Replaced by ...
18193 (struct indices): ... new.
18194 (struct dr_alias): New.
18195 (enum data_ref_type): Removed.
18196 (struct data_reference): Consist of struct innermost_loop_behavior,
18197 struct indices and struct dr_alias.
18198 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18199 (DR_MEMTAG): Renamed to ...
18200 (DR_SYMBOL_TAG): ... this.
18201 (find_data_references_in_loop): Declaration removed.
18202 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18203 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18204 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18205 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18207 2007-05-13 Revital Eres <eres@il.ibm.com>
18209 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18210 which walks virtual def-use chains to find redundant stores.
18211 (dse_optimize_stmt): Call it.
18213 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18215 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18216 * passes.c (init_optimization_passes): Move pass_jump_bypass
18219 * basic-block.h (bb_has_eh_pred): Fix style issue.
18221 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18223 PR rtl-optimization/31848
18224 * loop-invariant.c (move_invariant_reg): If we move an insn
18225 with a REG_EQUAL note, and that insn is not always executed,
18226 remove the REG_EQUAL note.
18228 2007-05-12 Richard Guenther <rguenther@suse.de>
18230 PR tree-optimization/31797
18231 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18232 propagate into a stmt that has volatile ops.
18234 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18236 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18237 (gcc_tooldir): Likewise.
18238 * configure: Regenerate.
18239 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18240 old configure.ac gcc_tooldir setting.
18241 (prefix_to_exec_prefix): New variable.
18242 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18243 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18245 2007-05-11 Silvius Rus <rus@google.com>
18247 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18248 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18249 * c-common.h (strict_aliasing_warning): Change return type.
18250 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18251 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18252 (build_c_cast): Condition call to strict_aliasing_warning.
18253 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18254 * flags.h (set_Wstrict_aliasing): Declare.
18255 * opts.c (set_Wstrict_alising): Define, add call to.
18256 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18257 * tree-ssa-alias-warnings.c: New file.
18258 * tree-ssa-alias.c (compute_may_aliases): Add call to
18259 strict_aliasing_warning_backend.
18261 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18263 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18264 Use loop_depth and loop_outer accessor functions.
18265 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18266 determine_invariantness_stmt, move_computations_stmt): Ditto.
18267 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18268 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18269 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18270 * tree-scalar-evolution.c (interpret_loop_phi,
18271 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18272 instantiate_parameters_1, scev_const_prop): Ditto.
18273 * cfghooks.c (make_forwarder_block): Ditto.
18274 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18275 * modulo-sched.c (loop_canon_p): Ditto.
18276 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18277 slpeel_can_duplicate_loop_p): Ditto.
18278 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18279 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18280 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18281 cancel_loop, verify_loop_structure): Ditto.
18282 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18283 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18284 superloops vector instead of "pred" array.
18285 (establish_preds): Take father loop as an argument. Initialize the
18287 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18288 Do not initialize loop->outer.
18289 (flow_loop_tree_node_remove): Truncate the superloops vector.
18290 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18291 "pred" merged to "superloops" vector.
18292 (loop_depth, loop_outer): New.
18293 (fel_init): Use loop_outer.
18295 2007-05-11 Jan Hubicka <jh@suse.cz>
18297 * cgraphunit.c: Include gt-cgraphunit.h
18298 (static_ctors, static_dtors): New static vars.
18299 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18300 based on implementation in c-common.c
18301 (cgraph_finalize_function): Call record_cdtor_fn.
18302 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18303 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18304 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18305 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18306 build_cdtor, c_build_cdtor_fns): Remove.
18307 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18308 c_build_cdtor_fns): Remove prototype.
18310 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18313 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18314 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18315 * builtins.c (fold_builtin_memchr): New.
18316 (expand_builtin_memchr): Call the latter.
18317 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18318 * doc/extend.texi ([Other built-in functions provided by GCC]):
18321 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18323 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18324 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18325 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18326 PFPO_OP1_TYPE_SHIFT): Constants added.
18327 (DFP_ALL): Mode macro defined.
18328 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18329 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18330 Insn definitions added.
18331 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18332 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18335 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18337 PR tree-optimization/31885
18338 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18339 NULL_TREE to be undetermined.
18340 (automatically_generated_chrec_p): Return false for NULL.
18342 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18344 * config/bfin/bfin.h (MOVE_RATIO): Define.
18346 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18348 * config.gcc (sparc-wrs-vxworks): New target.
18349 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18350 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18351 * config/sparc/sparc.h: Include vxworks-dummy.h.
18352 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18353 include LABEL_REFs too.
18354 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18355 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18357 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18359 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18360 (sparc_emit_call_insn): New function.
18361 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18362 functions when generating VxWorks PIC.
18363 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18364 (call, call_value): Use sparc_emit_call_insn instead of
18367 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18369 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18371 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18373 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18374 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18375 split_double instead of operand_subword.
18377 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18379 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18380 * config/bfin/bfin.c (bfin_local_alignment): New function.
18381 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18383 2007-05-08 Chao-ying Fu <fu@mips.com>
18385 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18386 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18387 (smsub_widen_optab, umsub_widen_optab): Define.
18388 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18390 * genopinit.c (optabs): Fill in smsub_widen_optab and
18392 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18393 and umsub_widen_optab to implement multiply-subtract sequences.
18394 * config/mips/mips.md (*msac<u>_di): Rename to...
18395 (<u>msubsidi4): ...this. Extend condition to include
18396 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18397 of operand 0 to "ka" and use the three-operand form of msub<u>
18399 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18402 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18404 PR rtl-optimization/28011
18405 * reload.c (push_reload): Set dont_share if IN appears in OUT
18406 also when IN is a PLUS rtx.
18407 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18410 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18412 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18413 call unshare_all_decls.
18414 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18415 (unshare_all_decls): Remove.
18417 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18420 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18423 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18424 Nigel Stephens <nigel@mips.com>
18426 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18427 Update comments and all uses.
18428 (MIN_FPRS_PER_FMT): Define.
18429 * config/mips/mips.c (function_arg): Fix to correctly handle
18430 the -mips32r2 -mfp64 -mabi=32 case.
18431 (override_options): Enable use of odd-numbered registers for
18432 SFmode values on MIPS32.
18433 (mips_save_reg_p): Save whole floating-point register pair if
18434 either half is used.
18435 (compute_frame_size): Fix comment.
18437 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18439 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18440 argument of type bool.
18441 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18442 argument. Safely select temporary P register according to it.
18443 (do_link): Change call site of add_to_reg accordingly.
18444 (do_unlink): Add epilogue_p as a fourth argument and pass it
18446 (expand_interrupt_handler_epilogue): Change call of do_unlink
18448 (bfin_expand_prologue): Add a third argument sibcall_p.
18449 * config/bfin/bfin.md (epilogue): Change call of
18450 bfin_expand_epilogue accordingly.
18451 (sibcall_epilogue): Likewise.
18452 (eh_return_internal): Likewise.
18454 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18455 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18456 * config/bfin/bfin.c (bfin_handle_option): Handle
18457 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18458 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18459 Support bf534, bf536 and bf561.
18460 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18462 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18465 * config/i386/i386.c (ix86_function_regparm): Process local
18466 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18468 2007-05-07 Mike Stump <mrs@apple.com>
18470 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18471 also checks for and while statements in C++.
18473 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18475 * gcc.c (at_file_supplied): New variable.
18476 (main): Set it if we expanded argv.
18477 (do_spec_1): Pass an @-file to the linker if we were called with
18478 an @-file argument and HAVE_GNU_LD.
18479 * collect2.c (at_file_supplied): New variable.
18480 (response_file): New variable.
18481 (collect_exit): Unlink response_file if necessary.
18482 (handler): Likewise.
18483 (do_wait): Likewise.
18484 (main): Set at_file_supplied if we expanded argv.
18485 (collect_execute): Pass an @-file to subprocesses if we were called
18486 with an @-file argument.
18487 * configure.ac: Add define for HAVE_GNU_LD.
18488 * configure: Regenerate.
18489 * config.in: Regenerate.
18491 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18493 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18494 operand to HI mode.
18499 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18501 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18502 (TARGET_ENCODE_SECTION_INFO): Re-define.
18503 (m32c_encode_section_info): New
18504 (function_vector_handler): New
18505 (current_function_special_page_vector): New
18506 (m32c_special_page_vector_p): New.
18507 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18509 * config/m32c/jump.md: Added instruction JSRS for functions
18510 with attribute "function_vector".
18511 * doc/extend.texi (function_vector): Added description
18512 for M16C, M32C targets.
18514 2007-05-07 DJ Delorie <dj@redhat.com>
18517 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18518 ashrpsi3, lshrpsi3): Update shift count constraint.
18520 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18521 Nathan Froyd <froydnj@codesourcery.com>
18524 * c-incpath.c (add_path): Strip trailing path separators.
18526 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18528 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18529 Free dominance info before purging EH edges.
18530 (eliminate_degenerate_phis): Likewise.
18531 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18533 2007-05-07 Jan Hubicka <jh@suse.cz>
18535 * gimplify.c (gimplify_expr): Do not crash when folding
18536 (void *)(int)&a + 4.
18538 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18541 * c-opts.c (lang_fortran): Make it non static.
18542 * c-common.h (lang_fortran): New prototype.
18543 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18544 -lang-fortran option was passed by the driver.
18546 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18548 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18549 of ASSERT_CHECKING. Tweak message.
18551 2007-05-06 Revital Eres <eres@il.ibm.com>
18554 * loop-unroll.c (insert_var_expansion_initialization):
18555 Initialize the expansions with -zero instead of +zero.
18557 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18559 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18560 into pic and non-pic versions. Mark r19 as used for
18561 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18562 for tgd_load, tld_load and tie_load .
18563 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18564 version of tgd_load, tld_load and tie_load depending on the
18567 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18568 Jakub Jelinek <jakub@redhat.com>
18570 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18571 (__do_global_dtors_aux): Use more paranoid loop to run
18572 destructors if HIDDEN_DTOR_LIST_END.
18573 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18575 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18577 * varasm.c (align_variable): Don't increase alignment for
18578 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18579 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18581 2007-05-04 Josh Conner <jconner@apple.com>
18583 * basic-block.h (cdi_direction): Assign values to all enumeration
18585 (dom_computed): Remove.
18586 (dom_info_state): New.
18587 (set_dom_info_availability): New.
18588 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18589 walk_data.dom_direction.
18590 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18591 instead of dom_computed[].
18592 (split_edge): Likewise.
18593 (create_basic_block): Likewise.
18594 (merge_blocks): Likewise.
18595 * ifcvt.c (find_if_header): Likewise.
18596 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18597 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18598 * tree-ssa.c (verify_ssa): Likewise.
18599 * tree-cfg.c (tree_verify_flow_info): Likewise.
18600 (remove_edge_and_dominated_blocks): Likewise.
18601 * dominance.c (dom_computed): Make static.
18602 (calc_dfs_tree_nonrec): Change third param to a bool.
18603 (calc_dfs_tree): Change second param to a bool.
18604 (calc_idioms): Change second param to a bool. Use
18605 dom_convert_dir_to_idx.
18606 (init_dom_info): Validate dir before using.
18607 (dom_convert_dir_to_idx): New.
18608 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18609 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18610 (free_dominance_info): Use dom_convert_dir_to_idx.
18611 (get_immediate_dominator): Likewise.
18612 (set_immediate_dominator): Likewise.
18613 (get_dominated_by): Likewise.
18614 (redirect_immediate_dominators): Likewise.
18615 (nearest_common_denominator): Likewise.
18616 (dominated_by_p): Likewise.
18617 (bb_dom_dfs_in): Likewise.
18618 (bb_dom_dfs_out): Likewise.
18619 (recount_dominator): Likewise.
18620 (iterate_fix_dominators): Likewise.
18621 (add_to_dominance_info): Likewise.
18622 (delete_from_dominance_info): Likewise.
18623 (first_dom_son): Likewise.
18624 (next_dom_son): Likewise.
18625 (dom_info_available_p): Likewise.
18626 (dom_info_state): New.
18627 (set_dom_info_availability): New.
18629 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18631 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18633 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18635 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18637 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18638 (subdi3, subdi_carry): Delete.
18640 2007-05-04 Jan Hubicka <jh@suse.cz>
18641 Richard Guenther <rguenther@suse.de>
18643 * opts.c (decode_options): Do not fiddle with inlining
18644 parameters in case of optimizing for size.
18645 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18646 for size do nothing.
18647 (cgraph_decide_inlining_of_small_function): When optimizing for
18648 size never inline functions increasing caller size.
18649 (cgraph_early_inlining): Inline for size when optimizing for size.
18651 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18653 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18654 logical operations piecewise.
18655 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18656 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18657 subdi_sesidi_di): Delete.
18658 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18659 the generated sequence. Allow three-reg add in constraints. Rewrite
18660 the rtl expression for carry to avoid zero_extend of a constant.
18661 (sub_with_carry): New pattern.
18662 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18663 different sequence not involving jumps.
18664 (notbi): Now a named pattern.
18666 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18668 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18669 Add the note about a significant loss of accuracy of some
18670 mathematical routines when these options are used.
18672 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18674 * haifa-sched.c (rtx_vec_t): New typedef.
18675 (contributes_to_priority_p): Extract piece of priority () into new
18677 (priority): Use the function. Add assertion.
18678 (rank_for_schedule, set_priorities): Add assertion to check that
18679 insn's priority is initialized.
18680 (clear_priorities, calc_priorities): Change signature. Make it update
18681 all relevant insns. Update all callers ('add_to_speculative_block ()'
18682 and 'create_block_check_twin ()').
18683 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18684 Add new field 'priority_status'.
18685 (INSN_PRIORITY_STATUS): New macro.
18686 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18688 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18690 * sched-ebb.c (debug_ebb_dependencies): New static function.
18691 (init_ready_list): Use it.
18693 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18694 with changed signature and 'debug_rgn_dependencies ()'.
18695 (debug_rgn_dependencies): New static function.
18696 (init_ready_list): Use it.
18698 * sched-int.h (debug_dependencies): Declare.
18700 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18702 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18704 2007-05-04 Dirk Mueller <dmueller@suse.de>
18706 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18708 2007-05-03 Jan Hubicka <jh@suse.cz>
18710 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18711 ((T1)X op (T1)Y), for pointer type in more cases than before.
18713 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18715 * tree-object-size.c (plus_expr_object_size): When operand size is
18716 unknown, return unknown.
18718 2007-05-03 Dirk Mueller <dmueller@suse.de>
18720 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18722 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18725 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18727 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18729 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18731 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18733 * config/soft-fp/double.h, config/soft-fp/extended.h,
18734 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18735 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18736 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18737 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18740 2007-05-03 Ian Lance Taylor <iant@google.com>
18742 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18743 MASK_PPC_GFXOPT for 8540 or 8548.
18745 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18747 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18748 vect_print_dump_info() to output debug information.
18750 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18753 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18754 operands of size 2 when operand is not MEM_P.
18756 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18758 PR tree-optimization/30565
18759 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18761 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18763 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18764 (umulsi3_highpart): Use them.
18765 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18766 for final accumulator to D regisster tranfser.
18768 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18770 PR tree-optimization/31699
18771 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18773 (vect_enhance_data_refs_alignment): Compute peel amount using
18774 TYPE_VECTOR_SUBPARTS instead of vf.
18775 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18777 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18780 * system.h: Remove inclusion of double-int.h
18781 * tree.h: Include double-int.h
18782 * gengtype.c: Likewise
18783 * cfgloop.h: Likewise
18784 * Makefile.in: Adjust dependencies on double-int.h
18786 2007-05-02 Eric Christopher <echristo@apple.com>
18788 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18789 -shared to -Zdynamiclib.
18791 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18794 * c-common.c (strip_pointer_or_array_types): New function.
18795 * c-common.h (strip_pointer_or_array_types): New function declaration.
18797 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18799 PR tree-optimization/31771
18800 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18802 2007-05-02 Paul Brook <paul@codesourcery.com>
18804 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18806 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18808 PR middle-end/29715
18809 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18812 2007-05-02 Nick Clifton <nickc@redhat.com>
18814 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18816 2007-05-02 Richard Guenther <rguenther@suse.de>
18818 PR tree-optimization/31146
18819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18820 argument, single_use_p. If we have a single use that is
18821 a conversion to the definition rhs type, propagate that rhs.
18822 (forward_propagate_addr_expr): Pass single_use_p argument
18823 to forward_propagate_addr_expr_1.
18825 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18827 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18830 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18832 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18833 'AMD Family 10 core'.
18835 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18837 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18838 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18839 with SSE3 instruction set support.
18840 * doc/invoke.texi: Likewise.
18842 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18844 * config/i386/i386.c (override_options): Tuning 32-byte loop
18845 alignment for amdfam10 architecture. Increasing the max loop
18846 alignment to 24 bytes.
18848 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18850 * config/m68k/constraints.md: New.
18851 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18852 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18853 EXTRA_CONSTRAINT): Remove.
18854 * config/m68k/m68k.md: Include constraints.md.
18855 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18857 2007-05-01 Ian Lance Taylor <iant@google.com>
18859 PR tree-optimization/31739
18860 * tree-vrp.c (vrp_val_is_max): New static function.
18861 (vrp_val_is_min): New static function.
18862 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18864 (set_value_range): Use vrp_val_is_{max,min}.
18865 (extract_range_from_assert): Likewise.
18866 (extract_range_from_binary_expr): Likewise.
18867 (extract_range_from_unary_expr): Likewise.
18868 (dump_value_range, vrp_meet): Likewise.
18869 (vrp_visit_phi_node): Likewise.
18870 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18872 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18874 * config/i386/gmon-sol2.c (size_t): New type.
18875 (intptr_t): Likewise.
18876 (s_textsize): Declare as size_t.
18878 (monstartup): Use size_t for sizes.
18879 (_mcount): Save and restore registers.
18880 (internal_mcount): Pass 0 as the first argument to monstartup
18882 (moncontrol): Convert pointer to appropriately sized integer
18883 before passing to profil.
18885 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18887 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18888 __NO_FPRS__, not just if _SOFT_DOUBLE.
18889 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18890 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18891 also for E500 double.
18892 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18893 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18896 2007-05-01 Richard Guenther <rguenther@suse.de>
18898 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18901 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18903 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18905 2007-05-01 Jan Hubicka <jh@suse.cz>
18907 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18910 2007-05-01 Jan Hubicka <jh@suse.cz>
18912 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18913 (maybe_fold_offset_to_reference): Declare.
18914 * fold-const.c (fold_unary): Do not fold
18915 (type *)&A into &A->field_of_type_and_offset_0
18916 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18917 size is unknown, give up.
18918 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18920 (maybe_fold_offset_to_reference): New.
18921 (maybe_fold_stmt_indirect): Use it.
18922 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18923 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18925 (gimplify_expr): Likewise for plus_expr.
18927 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18929 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18930 bsi_after_labels. Always insert statements before bsi.
18931 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18932 * predict.c (apply_return_prediction): Check for empty blocks.
18933 * cfgexpand.c (lab_rtx_for_bb): New variable.
18934 (label_rtx_for_bb): Do not create new tree labels.
18935 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18936 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18937 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18939 (label_for_bb): Add field used.
18940 (update_eh_label, main_block_label): Mark the label used.
18941 (cleanup_dead_labels): Remove unused labels.
18943 2007-05-01 Richard Guenther <rguenther@suse.de>
18945 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18946 if it is not about to be set.
18947 (get_value_range): Do not pre-allocate equiv bitmap.
18948 (update_value_range): No need to clear equiv field.
18949 (add_equivalence): Change prototype to get bitmap pointer.
18950 Allocate bitmap here if it is not already.
18951 (extract_range_from_assert): Do not allocate bitmap here.
18952 Update callers to add_equivalence.
18953 (extract_range_from_ssa_name): Likewise.
18954 (get_vr_for_comparison): New static helper.
18955 (compare_name_with_value): Handle NULL equiv bitmap by
18956 peeling the first iteration of the comparison loop.
18957 Use get_vr_for_comparison.
18958 (compare_names): Handle NULL equiv bitmaps by using fake
18959 ones. Use get_vr_for_comparison.
18961 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18963 * double-int.c (mpz_set_double_int): Moved from
18964 tree-ssa-loop-niter.c.
18965 (mpz_get_double_int): Likewise; also, add option to wrap
18966 out-of-range integers.
18967 * double-int.h: New prototypes for above.
18968 * tree.c (get_static_type_bounds): Moved from
18969 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18970 TYPE_MAX_VALUE if they exist..
18971 * tree.h: New prototype for above.
18972 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18973 get_type_bounds calls.
18974 (mpz_set_double_int): Move to double-int.c.
18975 (get_type_bounds): Move to tree.c, rename to
18976 get_static_type_bounds.
18977 (mpz_to_double_int): Move to double-int.c, rename to
18978 mpz_get_double_int.
18980 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18982 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18983 DIV0 exception can fall through to a normal return.
18985 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18987 PR middle-end/22156
18988 Temporarily revert:
18989 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18990 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18991 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18992 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18993 initialize align to silence bogus warning.
18994 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18995 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18997 (struct sra_walk_fns): Remove use_all parameter from use.
18998 (sra_hash_tree): Handle BIT_FIELD_REFs.
18999 (sra_elt_hash): Don't hash bitfld blocks.
19000 (sra_elt_eq): Skip them in parent compares as well. Handle
19002 (sra_walk_expr): Don't maintain or pass down use_all_p.
19003 (scan_use): Remove use_all parameter.
19004 (scalarize_use): Likewise. Re-expand assignment to
19005 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19006 output, and re-scalarize after output. Don't mark anything
19008 (scalarize_ldst): Adjust.
19009 (scalarize_walk_gimple_modify_statement): Likewise.
19010 (build_element_name_1): Handle BIT_FIELD_REFs.
19011 (instantiate_element): Don't warn for any element whose parent
19012 is used as a whole.
19013 (instantiate_missing_elements_1): Return the sra_elt.
19014 (canon_type_for_field): New.
19015 (try_instantiate_multiple_fields): New.
19016 (instantiate_missing_elemnts): Use them.
19017 (mark_no_warning): Removed.
19018 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19019 (REPLDUP, sra_build_elt_assignment): New.
19020 (generate_copy_inout): Use them.
19021 (generate_element_copy): Likewise. Handle bitfld differences.
19022 (generate_element_zero): Don't recurse for blocks. Use
19023 sra_build_elt_assignment.
19024 (generate_one_element_int): Take elt instead of var. Use
19025 sra_build_elt_assignment.
19026 (generate_element_init_1): Adjust.
19027 (scalarize_use, scalarize_copy): Use REPLDUP.
19028 (scalarize_ldst): Move assert before dereference.
19029 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19031 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19034 * tree.c (reconstruct_complex_type): Reconstruct a reference
19036 Also use the same mode for the pointer as the old pointer type.
19038 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19040 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19043 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19045 PR rtl-optimization/31676
19046 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19047 (df_refs_record): Call it.
19049 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19051 * rtl.def (SS_ABS): New code.
19052 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19053 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19054 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19055 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19056 (bfin_init_builtins): Define them.
19057 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19058 (bfin_expand_builtin): ... and handle the others here.
19059 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19060 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19061 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19062 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19063 operand is only HImode.
19065 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19067 * regclass.c (scan_one_insn): Remove splitting of
19070 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19071 Nigel Stephens <nigel@mips.com>
19073 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19075 2007-04-28 Jan Hubicka <jh@suse.cz>
19077 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19078 insn_locators_alloc instead of insn_locators_initialize;
19079 call reset_block_changes.
19080 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19081 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19082 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19083 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19084 * config/score/score.c (th_output_mi_thunk): Likewise.
19085 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19086 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19087 tolerate uninitialized locator info.
19090 * function.c (init_function_start): Don't init line number info.
19091 (expand_function_end): Update.
19092 (reset_block_changes, record_block_change, finalize_block_changes,
19093 check_block_change, free_block_changes): Kill.
19094 * function.h (reset_block_changes, record_block_change,
19095 finalize_block_changes, check_block_change, free_block_changes):
19097 (struct function): Remove ib_boundaries_block.
19098 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19099 Use curr_insn_locator to initialize locator.
19100 (emit_line_note): Remove.
19101 * cfgexpand.c (expand_gimple_cond_expr): Update.
19102 (construct_exit_block): Likewise.
19103 (tree_expand_cfg): Initialize/finalize locators.
19104 * expr.c (expand_expr_real): Update.
19105 * cfglayout.c (line_locators_locs, line_locators_lines,
19106 file_locators_locs, file_locators_files): Remove.
19107 (set_block_levels): Move to cfgexpand.c.
19108 (insn_locators_initialize): Remove.
19109 (pass_insn_locators_initialize): Remove.
19110 (locations_locators_locs, locations_locators_vals): New static vars.
19111 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19113 (insn_locators_alloc, insn_locators_finalize,
19114 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19116 (locator_location): New.
19117 (locator_line, locator_file): Rewrite.
19118 * rtl.h (emit_line_note): Kill.
19119 (insn_locators_alloc, insn_locators_finalize,
19120 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19122 * tree-inline.c (initialize_cfun): Do not initialize
19123 ib_boundaries_block.
19124 * passes.c (pass_insn_locators_initialize): Remove.
19126 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19128 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19129 info. Update last_basic_block correctly.
19131 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19134 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19135 register itself to hold the offset constant. Tell flow the use
19136 of r4 and r5 when they are used.
19138 2007-04-27 Richard Guenther <rguenther@suse.de>
19140 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19141 if we simplified anything.
19142 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19143 warnings until we did a simplification and the stmt was not
19144 marked as TREE_NO_WARNING.
19146 2007-04-27 Mike Stump <mrs@apple.com>
19148 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19150 2007-04-27 Ian Lance Taylor <iant@google.com>
19152 PR middle-end/31710
19153 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19154 TYPE_MAX_VALUE exist, convert them to the new type.
19156 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19158 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19159 if it claims to be available.
19160 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19161 edge is redirected.
19162 (perform_tree_ssa_dce): Always free postdominators.
19164 2007-04-27 Richard Henderson <rth@redhat.com>
19166 * config/alpha/predicates.md (aligned_memory_operand): Mark
19167 as define_special_predicate.
19168 (unaligned_memory_operand, normal_memory_operand): Likewise.
19169 (reg_or_unaligned_mem_operand): Remove.
19170 (any_memory_operand): Match the documentation and check for
19171 non-renumbered pseudos during reload.
19172 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19173 alpha_secondary_reload_class, update to new interface, make static.
19174 Handle CQImode like HImode. Remove FP subreg check.
19175 (alpha_expand_mov): Use replace_equiv_address.
19176 (alpha_expand_mov_nobwx): Use any_memory_operand.
19177 (TARGET_SECONDARY_RELOAD): New.
19178 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19179 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19180 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19181 * config/alpha/alpha.md: ... here.
19182 (RELOAD12, reloadmode): New.
19184 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19185 Don't handle the aligned case here.
19186 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19187 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19188 reload_inhi_help. Don't expect a scratch register.
19189 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19191 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19193 2007-04-27 Richard Guenther <rguenther@suse.de>
19195 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19197 2007-04-27 Richard Guenther <rguenther@suse.de>
19199 PR tree-optimization/30965
19200 PR tree-optimization/30978
19201 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19202 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19203 (find_equivalent_equality_comparison): Likewise.
19204 (simplify_cond): Likewise.
19205 (get_prop_source_stmt): New helper.
19206 (get_prop_dest_stmt): Likewise.
19207 (can_propagate_from): Likewise.
19208 (remove_prop_source_from_use): Likewise.
19209 (combine_cond_expr_cond): Likewise.
19210 (forward_propagate_comparison): New function.
19211 (forward_propagate_into_cond): Rewrite to use fold for
19213 (tree_ssa_forward_propagate_single_use_vars): Call
19214 forward_propagate_comparison to propagate comparisons.
19216 2007-04-27 Richard Guenther <rguenther@suse.de>
19218 PR tree-optimization/31715
19219 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19220 sure to do computation on the offset in an appropriate
19223 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19225 * reload.h (elimination_target_reg_p): Declare.
19226 * reload.c (find_reloads): Don't apply the reg_rtx move
19227 optimization if the SET_DEST satisfies elimination_target_reg_p.
19228 * reload1.c (elimination_target_reg_p): New function.
19229 (gen_reload): In the move/add2 fallback, make sure that op0
19230 does not overlap the destination register.
19232 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19234 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19235 transform only GIMPLE_MODIFY_STMTs.
19236 * tree-complex.c (expand_complex_operations_1): Ditto.
19237 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19238 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19239 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19241 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19242 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19243 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19244 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19245 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19246 slpeel_add_loop_guard): Ditto.
19247 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19248 * lambda-code.c (perfect_nestify): Ditto.
19249 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19250 before the first statement.
19251 * tree-optimize.c (execute_free_datastructures): Fix comments.
19252 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19253 * tree-flow.h (disband_implicit_edges): Declaration removed.
19254 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19256 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19257 COND_EXPRs without gotos.
19258 (disband_implicit_edges, has_label_p): Removed.
19259 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19260 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19262 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19264 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19265 also for COND_EXPRs.
19266 * cfgexpand.c (label_rtx_for_bb): New function.
19267 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19268 Use label_rtx_for_bb to find the labels.
19269 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19270 last block. Detect fallthru edges.
19272 2007-04-26 Ian Lance Taylor <iant@google.com>
19275 * reload.c (find_reloads_subreg_address): If the address was valid
19276 in the original mode but not in the new mode, reload the whole
19279 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19281 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19282 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19283 (cleanup_control_expr_graph): Do not invalidate dominance info.
19284 Record altered blocks.
19285 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19286 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19287 cleanup_tree_cfg_bb): New functions.
19288 (remove_forwarder_block): Do not maintain the worklist of blocks.
19289 Record altered blocks.
19290 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19291 not over whole cfg.
19292 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19293 delete_unreachable_blocks if dominators are not available.
19294 * tree-inline.c (optimize_inline_calls): Free dominance information
19296 * tree-flow.h (remove_edge_and_dominated_blocks,
19297 cfgcleanup_altered_bbs): Altered.
19298 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19300 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19302 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19303 do not invalidate dominators.
19305 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19307 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19308 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19309 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19310 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19312 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19314 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19316 2007-04-26 Richard Guenther <rguenther@suse.de>
19318 PR tree-optimization/31703
19319 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19320 the right type for the target of the bittest.
19322 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19324 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19325 ix86_sol10_return_in_memory.
19327 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19329 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19332 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19335 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19337 PR tree-optimization/30558
19338 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19339 clear this_state.prev_try.
19341 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19342 Mark Mitchell <mark@codesourcery.com>
19344 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19345 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19346 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19348 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19351 * doc/invoke.texi (%:print-asm-header): Document.
19352 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19354 (static_spec_functions): Add print-asm-header.
19355 (main): Print a banner before the --target-help linker options.
19356 (print_asm_header_spec_function): New function.
19358 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19361 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19362 (movsf_ie): Likewise.
19364 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19366 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19368 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19370 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19371 exception for divide-by-zero.
19372 (__umodsi3, __modsi3): Likewise.
19374 2007-04-25 Dirk Mueller <dmueller@suse.de>
19376 * c-typeck.c (build_compound_expr): Annotate warning()
19377 call with OPT_Wunused_value.
19378 * tree-ssa.c (warn_uninit): Annotate warning with
19380 * c-common.c (handle_sentinel_attribute): Annotate warning
19381 call with OPT_Wattributes.
19383 2007-04-25 Thiemo Seufer <ths@mips.com>
19385 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19386 (mips16): Fix typo.
19387 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19388 on to the assembler. Improve handling of -mno-mips16. Add handling
19389 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19390 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19391 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19392 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19394 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19397 * config/i386/winnt.c (i386_pe_file_end): Strip only
19398 USER_LABEL_PREFIX when writing export name.
19400 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19402 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19403 sh/elf.h, vx-common.h and vxworks.h.
19404 * config/sh/sh.h: Include config/vxworks-dummy.h.
19405 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19406 (OVERRIDE_OPTIONS): Use it.
19407 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19408 (vxworks_picreg): New pattern.
19409 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19410 VXWORKS_OS_CPP_BUILTINS.
19411 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19412 to their VXWORKS_* equivalents.
19413 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19414 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19415 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19416 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19417 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19418 -mrtp/-fPIC multilibs.
19419 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19420 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19421 (MULTILIB_OSDIRNAMES): Delete.
19423 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19426 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19428 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19430 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19431 rounding mode to be specified by the caller.
19432 (real_to_mpfr) Likewise.
19433 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19434 include new arguments.
19435 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19437 2007-04-24 Ian Lance Taylor <iant@google.com>
19439 PR tree-optimization/31605
19440 * tree-vrp.c (set_value_range): Check that min and max are not
19441 both overflow infinities.
19442 (set_value_range_to_value): New static function.
19443 (extract_range_from_binary_expr): Call set_value_range_to_value.
19444 (extract_range_from_cond_expr): Likewise.
19445 (extract_range_from_expr): Likewise.
19446 (extract_range_from_unary_expr): Likewise. Don't create a range
19447 which overflows on both sides.
19448 (vrp_meet): Check for a useless range.
19449 (vrp_visit_phi_node): If we see a constant which looks like an
19450 overflow infinity, turn off the TREE_OVERFLOW flag.
19452 2007-04-24 Ian Lance Taylor <iant@google.com>
19454 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19456 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19458 PR diagnostic/25923
19459 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19460 diagnostic message is being built.
19461 * tree-pretty-print.c (dump_generic_node): Only write the
19462 formatted text into BUFFER's stream if we are not building a
19463 diagnostic message.
19464 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19466 * Makefile.in (toplev.o): Depend on tree-pass.h.
19468 2007-04-24 Ian Lance Taylor <iant@google.com>
19470 PR tree-optimization/31602
19471 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19472 conditionals in the copied loop header.
19473 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19474 warnings if TREE_NO_WARNING is set.
19475 * doc/invoke.texi (Warning Options): Clarify that
19476 -Wstrict-overflow does not warn about loops.
19478 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19480 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19481 expand on the comment about _Decimal128 arguments and check the
19482 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19483 that _Decimal128 argument uses even/odd register pair.
19484 (function_arg): Ditto.
19486 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19488 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19489 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19491 2007-04-24 Richard Guenther <rguenther@suse.de>
19492 Olga Golovanevsky <olga@il.ibm.com>
19494 * fold-const.c (multiple_of_p): Check for bottom
19497 2007-04-24 Richard Henderson <rth@redhat.com>
19499 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19500 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19501 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19502 looking for non-zero bits shifted out. Avoid a recursive call
19503 when constructing the scalar.
19504 (__floatundisf): Likewise.
19506 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19508 * dwarf2out.c (field_byte_offset): Move the existing logic
19509 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19510 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19512 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19515 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19516 length argument of 0 for memset.
19517 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19518 unsigned shift instead of the signed variant.
19520 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19522 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19523 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19524 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19525 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19526 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19527 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19528 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19529 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19530 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19531 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19532 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19533 "mul<mode>3", "div<mode>3"): Insn definitions added.
19534 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19535 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19536 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19537 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19538 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19539 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19540 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19541 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19542 TARGET_FLOAT_FORMAT): Macro definitions removed.
19543 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19544 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19545 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19546 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19547 (s390_gen_rtx_const_DI): Function removed.
19548 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19550 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19552 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19553 over an external ffs function.
19555 2007-04-24 Chao-ying Fu <fu@mips.com>
19556 Richard Sandiford <richard@nildram.co.uk>
19558 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19559 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19560 (smadd_widen_optab, umadd_widen_optab): Define.
19561 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19563 * genopinit.c (optabs): Fill in smadd_widen_optab and
19565 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19566 and umadd_widen_optab to implement multiply-add sequences.
19567 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19568 (<u>maddsidi4): ...this. Extend condition to include
19569 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19570 of operand 0 to "ka" and use the three-operand form of madd<u>
19572 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19574 * config/mips/constraints.md (ka): New register constraint.
19576 2007-04-24 Jan Hubicka <j@suse.cz>
19580 2007-04-23 Jan Hubicka <jh@suse.cz>
19581 * function.c (init_function_start): Don't init line number info.
19582 (expand_function_end): Update.
19583 (reset_block_changes, record_block_change, finalize_block_changes,
19584 check_block_change, free_block_changes): Kill.
19585 * function.h (reset_block_changes, record_block_change,
19586 finalize_block_changes, check_block_change, free_block_changes):
19588 (struct function): Remove ib_boundaries_block.
19589 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19590 Use curr_insn_locator to initialize locator.
19591 (emit_line_note): Remove.
19592 * cfgexpand.c (expand_gimple_cond_expr): Update.
19593 (construct_exit_block): Likewise.
19594 (tree_expand_cfg): Initialize/finalize locators.
19595 * expr.c (expand_expr_real): Update.
19596 * cfglayout.c (line_locators_locs, line_locators_lines,
19597 file_locators_locs, file_locators_files): Remove.
19598 (set_block_levels): Move to cfgexpand.c.
19599 (insn_locators_initialize): Remove.
19600 (pass_insn_locators_initialize): Remove.
19601 (locations_locators_locs, locations_locators_vals): New static vars.
19602 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19604 (insn_locators_alloc, insn_locators_finalize,
19605 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19607 (locator_location): New.
19608 (locator_line, locator_file): Rewrite.
19609 * rtl.h (emit_line_note): Kill.
19610 (insn_locators_alloc, insn_locators_finalize,
19611 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19613 * tree-inline.c (initialize_cfun): Do not initialize
19614 ib_boundaries_block.
19615 * passes.c (pass_insn_locators_initialize): Remove.
19617 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19619 * doc/invoke.texi: Removed leading '-' from option index entries.
19621 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19623 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19625 (create_phi_node): Use set_phi_nodes.
19626 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19627 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19628 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19629 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19630 (bsi_start, bsi_last): Use bb_stmt_list.
19631 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19632 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19633 Traverse the statements using tsi iterator.
19634 * basic-block.h (struct basic_block_def): Fields stmt_list
19635 and phi_nodes moved to ...
19636 (struct tree_bb_info): ... new structure.
19637 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19638 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19639 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19640 (tree_verify_flow_info): Verify that il.tree is not set for
19641 entry and exit block.
19642 (tree_split_block): Use set_bb_stmt_list.
19644 2007-04-23 Mike Stump <mrs@apple.com>
19646 * config/i386/i386.c (ix86_tune_features
19647 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19650 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19652 * config/i386/i386.md (prefix_extra): New attribute.
19653 (length): Add prefix_extra.
19655 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19656 (sse2_movntv2di): Likewise.
19657 (sse2_cvtps2dq): Likewise.
19658 (sse2_cvtpd2pi): Likewise.
19659 (sse2_cvttpd2pi): Likewise.
19660 (*sse2_cvtpd2ps): Likewise.
19661 (*add<mode>3): Likewise.
19662 (sse2_ssadd<mode>3): Likewise.
19663 (sse2_usadd<mode>3): Likewise.
19664 (*sub<mode>3): Likewise.
19665 (sse2_sssub<mode>3): Likewise.
19666 (sse2_ussub<mode>3): Likewise.
19667 (*mulv8hi3): Likewise.
19668 (*smulv8hi3_highpart): Likewise.
19669 (*umulv8hi3_highpart): Likewise.
19670 (sse2_umulv2siv2di3): Likewise.
19671 (sse2_pmaddwd): Likewise.
19672 (ashr<mode>3): Likewise.
19673 (lshr<mode>3): Likewise.
19674 (ashl<mode>3): Likewise.
19675 (sse2_ashlti3): Likewise.
19676 (sse2_lshrti3): Likewise.
19677 (*umaxv16qi3): Likewise.
19678 (*smaxv8hi3): Likewise.
19679 (*uminv16qi3): Likewise.
19680 (*sminv8hi3): Likewise.
19681 (sse2_eq<mode>3): Likewise.
19682 (sse2_gt<mode>3): Likewise.
19683 (*and<mode>3): Likewise.
19684 (sse2_nand<mode>3): Likewise.
19685 (*ior<mode>3): Likewise.
19686 (*xor<mode>3): Likewise.
19687 (sse2_packsswb): Likewise.
19688 (sse2_packssdw): Likewise.
19689 (sse2_packuswb): Likewise.
19690 (sse2_punpckhbw): Likewise.
19691 (sse2_punpcklbw): Likewise.
19692 (sse2_punpckhwd): Likewise.
19693 (sse2_punpcklwd): Likewise.
19694 (sse2_punpckhdq): Likewise.
19695 (sse2_punpckldq): Likewise.
19696 (sse2_punpckhqdq): Likewise.
19697 (sse2_punpcklqdq): Likewise.
19698 (*sse2_pinsrw): Likewise.
19699 (*sse2_pextrw): Likewise.
19700 (sse2_pshufd_1): Likewise.
19701 (sse2_uavgv16qi3): Likewise.
19702 (sse2_uavgv8hi3): Likewise.
19703 (sse2_psadbw): Likewise.
19704 (sse2_pmovmskb): Likewise.
19705 (*sse2_maskmovdqu): Likewise.
19706 (*sse2_maskmovdqu_rex64): Likewise.
19707 (sse4a_extrqi): Likewise.
19708 (sse4a_extrq): Likewise.
19709 (sse3_lddqu): Set prefix_rep.
19710 (sse3_addsubv4sf3): Likewise.
19711 (sse3_haddv4sf3): Likewise.
19712 (sse3_hsubv4sf3): Likewise.
19713 (sse_cvtss2si): Likewise.
19714 (sse_cvtss2si_2): Likewise.
19715 (sse_cvtss2siq): Likewise.
19716 (sse_cvtss2siq_2): Likewise.
19717 (sse_cvttss2si): Likewise.
19718 (sse_cvttss2siq): Likewise.
19719 (sse2_cvttps2dq): Likewise.
19720 (sse3_movshdup): Likewise.
19721 (sse3_movsldup): Likewise.
19722 (sse2_cvtsd2si): Likewise.
19723 (sse2_cvtsd2si_2): Likewise.
19724 (sse2_cvtsd2siq): Likewise.
19725 (sse2_cvtsd2siq_2): Likewise.
19726 (sse2_cvttsd2si): Likewise.
19727 (sse2_cvttsd2siq): Likewise.
19728 (*sse2_cvtpd2dq): Likewise.
19729 (*sse2_cvttpd2dq): Likewise.
19730 (sse2_pshuflw_1): Likewise.
19731 (sse2_pshufhw_1): Likewise.
19732 (sse4a_insertqi): Likewise.
19733 (sse4a_insertq): Likewise.
19734 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19735 (ssse3_phadddv4si3): Likewise.
19736 (ssse3_phaddswv8hi3): Likewise.
19737 (ssse3_phsubwv8hi3): Likewise.
19738 (ssse3_phsubdv4si3): Likewise.
19739 (ssse3_phsubswv8hi3): Likewise.
19740 (ssse3_pmaddubswv8hi3): Likewise.
19741 (ssse3_pmulhrswv8hi3): Likewise.
19742 (ssse3_pshufbv16qi3): Likewise.
19743 (ssse3_psign<mode>3): Likewise.
19744 (ssse3_palignrti): Likewise.
19745 (abs<mode>2): Likewise.
19746 (ssse3_phaddwv4hi3): Set prefix_extra.
19747 (ssse3_phadddv2si3): Likewise.
19748 (ssse3_phaddswv4hi3): Likewise.
19749 (ssse3_phsubwv4hi3): Likewise.
19750 (ssse3_phsubdv2si3): Likewise.
19751 (ssse3_phsubswv4hi3): Likewise.
19752 (ssse3_pmaddubswv4hi3): Likewise.
19753 (ssse3_pmulhrswv4hi3): Likewise.
19754 (ssse3_pshufbv8qi3): Likewise.
19755 (ssse3_psign<mode>3): Likewise.
19756 (ssse3_palignrdi): Likewise.
19757 (abs<mode>2): Likewise.
19758 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19759 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19760 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19762 2007-04-23 Nick Clifton <nickc@redhat.com>
19764 * params.def: Fix formatting of emacs local variables.
19766 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19768 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19769 move if inter-unit move isn't allowed.
19770 Don't split moving the first element of V2DI to DI to inter-unit
19771 move if inter-unit move isn't allowed.
19773 2007-04-23 Richard Guenther <rguenther@suse.de>
19775 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19776 and CDI_POST_DOMINATORS separately.
19778 2007-04-23 Nick Clifton <nickc@redhat.com>
19780 * c.opt (Wformat-contains-nul): Add warning attribute.
19782 2007-04-23 Jan Hubicka <jh@suse.cz>
19784 * function.c (init_function_start): Don't init line number info.
19785 (expand_function_end): Update.
19786 (reset_block_changes, record_block_change, finalize_block_changes,
19787 check_block_change, free_block_changes): Kill.
19788 * function.h (reset_block_changes, record_block_change,
19789 finalize_block_changes, check_block_change, free_block_changes):
19791 (struct function): Remove ib_boundaries_block.
19792 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19793 Use curr_insn_locator to initialize locator.
19794 (emit_line_note): Remove.
19795 * cfgexpand.c (expand_gimple_cond_expr): Update.
19796 (construct_exit_block): Likewise.
19797 (tree_expand_cfg): Initialize/finalize locators.
19798 * expr.c (expand_expr_real): Update.
19799 * cfglayout.c (line_locators_locs, line_locators_lines,
19800 file_locators_locs, file_locators_files): Remove.
19801 (set_block_levels): Move to cfgexpand.c.
19802 (insn_locators_initialize): Remove.
19803 (pass_insn_locators_initialize): Remove.
19804 (locations_locators_locs, locations_locators_vals): New static vars.
19805 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19807 (insn_locators_alloc, insn_locators_finalize,
19808 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19810 (locator_location): New.
19811 (locator_line, locator_file): Rewrite.
19812 * rtl.h (emit_line_note): Kill.
19813 (insn_locators_alloc, insn_locators_finalize,
19814 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19816 * tree-inline.c (initialize_cfun): Do not initialize
19817 ib_boundaries_block.
19818 * passes.c (pass_insn_locators_initialize): Remove.
19820 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19822 PR middle-end/31448
19823 * expr.c (reduce_to_bit_field_precision): Handle
19826 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19828 PR tree-optimization/24659
19829 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19830 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19831 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19832 * genopinit.c (optabs): Rename vec_pack_mod_optab
19833 to vec_pack_trunc_optab.
19834 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19835 early for scalar floating point operands for NOP_EXPR.
19836 (vectorizable_type_promotion): Ditto.
19837 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19838 vec_pack_trunc_optab.
19839 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19841 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19842 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19843 Rename from VEC_PACK_MOD_EXPR.
19844 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19845 * expr.c (expand_expr_real_1): Ditto.
19846 * tree-inline.c (estimate_num_insns_1): Ditto.
19847 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19849 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19850 (vec_unpacks_lo_v4sf): Ditto.
19851 (vec_pack_trunc_v2df): Ditto.
19852 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19853 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19854 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19856 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19858 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19860 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19861 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19862 packing of floating point operands.
19863 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19864 represent unpacking of floating point operands.
19865 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19866 [vec_unpacks_hi]: Ditto.
19867 [vec_unpacks_lo]: Ditto.
19869 2007-04-22 Jan Hubicka <jh@suse.cz>
19871 * final.c (rest_of_handle_final): Call
19872 targetm.asm_out.constructor/targetm.asm_out.destructor
19873 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19874 proper priority via decl_*_priority_insert.
19875 * c-common.c (c_expand_body): Likewise.
19877 2007-04-22 Richard Guenther <rguenther@suse.de>
19879 PR tree-optimization/29789
19880 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19881 (rewrite_reciprocal): New helper split out from
19882 determine_invariantness_stmt.
19883 (rewrite_bittest): Likewise.
19884 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19885 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19888 2007-04-22 Revital Eres <eres@il.ibm.com>
19890 * loop-unroll.c (var_to_expand): New field to support also
19891 insns of the form x = something + x.
19892 (analyze_insn_to_expand_var): Use it.
19893 (expand_var_during_unrolling): Likewise.
19895 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19897 * predict.c: Include pointer-set.h.
19898 (bb_predictions): New variable.
19899 (tree_predicted_by_p, tree_predict_edge,
19900 remove_predictions_associated_with_edge): Use bb_predictions map
19901 instead of bb->predictions.
19902 (clear_bb_predictions, assert_is_empty): New functions.
19903 (combine_predictions_for_bb): Use bb_predictions map. Call
19904 clear_bb_predictions.
19905 (tree_estimate_probability): Create and free bb_predictions map.
19906 * Makefile.in (predict.o): Add pointer-set.h dependency.
19907 * basic-block.h (struct basic_block_def): Remove predictions
19909 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19911 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19914 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19917 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19919 * timevar.c (timevar_print): Change reference of --disable-checking to
19920 --enable-checking=release. Also warn if assert checking is disabled.
19922 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19925 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19926 decl as addressable if the compound literal was marked as
19928 Mark the decl as a gimple register if it is a complex or
19929 vector decl and does not live in memory.
19931 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19933 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19934 (GENERIC_NEXT): New function macro.
19935 (PHI_CHAIN): Use phi_node's new chain variable.
19936 (tree_phi_node): Change tree_common to tree_base
19937 and add the chain field.
19938 * tree-phinodes.c (make_phi_node): Don't set
19939 TREE_TYPE on the new node.
19940 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19941 instead of checking GIMPLE_TUPLE_P in chain_next.
19942 * tree-vect-transform.c
19943 (get_initial_def_for_induction): Look at
19944 PHI_RESULT_TREE for the type of the phi node.
19945 (update_vuses_to_preheader): Use PHI_CHAIN
19946 instead of TREE_CHAIN on the phi node.
19947 * tree-ssa-structalias.c (compute_points_to_sets):
19949 (ipa_pta_execute): Likewise.
19951 2007-04-21 Richard Guenther <rguenther@suse.de>
19953 PR middle-end/31136
19954 * fold-const.c (fold_unary): Call fold_convert_const on the
19957 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19959 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19960 (store_killed_in_pat): New.
19962 2007-04-20 Richard Henderson <rth@redhat.com>
19965 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19966 TREE_LIST with a void_type_node value, not void_list_node exactly.
19968 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19970 * doc/standards.texi: Re-arrange into language-specific
19971 subsections. Add a C++ section, documenting which standards we
19974 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19976 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19977 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19979 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19981 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19982 ecrti.o and crtbegin.o.
19983 (LIB_DEFAULT_SPEC): Include -lc.
19984 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19986 2007-04-20 Richard Henderson <rth@redhat.com>
19989 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19990 argument; update all callers.
19991 (get_unaligned_offset): New.
19992 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19993 get_unaligned_address, just pass on the address directly.
19994 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19995 the subreg in the helper patterns.
19996 (unaligned_extendqidi_le): Use get_unaligned_offset.
19997 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19998 (unaligned_extendhidi_be): Likewise.
19999 (unaligned_extendhidi): Tidy.
20000 * config/alpha/alpha-protos.h: Update.
20002 2007-04-20 Richard Henderson <rth@redhat.com>
20004 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20005 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20006 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20007 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20008 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20009 (CPP_SPEC): Don't include %(cpp_subtarget).
20010 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20011 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20012 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20014 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20016 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20017 for __builtin_ia32_cmpordss.
20019 PR tree-optimization/31632
20020 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20021 and arg1 for optimizations of comparison against min/max values.
20022 Fold arg0 to arg1's type for optimizations of comparison against
20023 min+1 and max-1 values.
20025 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20027 * reload.c (combine_reloads): When trying to use a dying register,
20028 check whether it's uninitialized and don't use if so.
20030 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20032 * fold-const.c: Remove prototypes for native_encode_expr and
20033 native_interpret_expr.
20034 (native_encode_expr): Make non-static.
20035 (native_interpret_expr): Likewise.
20036 * tree.h: Add prototypes for the above.
20038 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20040 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20041 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20042 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20043 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20044 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20045 Add length attributes.
20047 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20049 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20052 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20053 __STDC_WANT_DEC_FP__.
20055 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20057 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20058 for long double compatibility.
20059 * configure: Regenerate.
20061 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20063 PR rtl-optimization/29841
20064 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20066 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20067 that may cause control flow transfer from being moved.
20069 2007-04-18 Jan Hubicka <jh@suse.cz>
20071 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20074 2007-04-18 Eric Christopher <echristo@apple.com>
20076 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20077 only. Update operands.
20078 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20079 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20080 link register to pic register.
20082 2007-04-18 Dirk Mueller <dmueller@suse.de>
20084 PR diagnostic/31227
20085 * tree-vrp.c (search_for_addr_array): New.
20086 (check_array_bounds): Suppress warning about
20087 address taken of array refs if its not de-referenced.
20089 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20091 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20092 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20094 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20095 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20096 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20098 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20100 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20102 (vect_analyze_scalar_cycles): Fix indentation.
20103 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20104 (vect_mark_relevant): Include phis in relevance analysis.
20106 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20108 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20110 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20111 output_operand_lossage().
20113 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20115 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20116 the unused code for reduction without adjust-in-epilog to simplify the
20119 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20121 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20122 (S390_TDC_NEGATIVE_ZERO): New constant.
20123 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20124 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20125 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20126 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20127 (S390_TDC_POSITIVE_INFINITY): New constant.
20128 (S390_TDC_NEGATIVE_INFINITY): New constant.
20129 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20130 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20131 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20132 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20133 (S390_TDC_INFINITY): New constant.
20134 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20135 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20136 optimization for UNSPEC_CCZ_TO_INT.
20137 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20138 ("*ccz_to_int"): New insn.
20139 ("isinf<mode>2"): New insn.
20140 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20141 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20142 (UNSPEC_CCZ_TO_INT): New constant.
20144 2007-04-18 Richard Guenther <rguenther@suse.de>
20146 PR tree-optimization/19431
20147 PR tree-optimization/21463
20148 * tree-pass.h (pass_phiprop): Declare.
20149 * passes.c (init_optimization_passes): New phiprop pass.
20150 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20151 (phivn_valid_p): New helper function.
20152 (phiprop_insert_phi): Likewise.
20153 (propagate_with_phi): Likewise.
20154 (tree_ssa_phiprop): New propagator propagating loads
20155 through phi nodes if profitable.
20157 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20159 * tree-vect-analyze.c (process_use): New function.
20160 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20161 Check phis in all bbs.
20162 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20165 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20167 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20170 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20173 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20176 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20178 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20180 (sse_vmmulv4sf3): Likewise.
20181 (sse2_vmaddv2df3): Likewise.
20182 (sse2_vmmulv2df3): Likewise.
20184 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20186 PR rtl-optimization/31360
20187 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20188 (target_reg_cost): New.
20189 (init_set_costs): Initialize target_reg_cost. Add comments
20190 regarding the rationale of the costs.
20191 (global_cost_for_size): Renamed to...
20192 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20193 of register pressure.
20194 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20195 estimate_reg_pressure_cost. Add number of ivs.
20196 (determine_set_costs): Dump target_reg_cost.
20197 * loop-invariant.c (gain_for_invariant): Use
20198 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20199 (best_gain_for_invariant, find_invariants_to_move): Remove
20201 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20202 (target_reg_cost): Declare.
20203 (global_cost_for_size): Declaration removed.
20204 (estimate_reg_pressure_cost): Declare.
20206 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20208 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20209 regnos into even/odd register pairs.
20210 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20211 TDmode similar to the other floating point modes.
20212 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20213 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20215 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20216 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20217 (movdd_hardfloat64): Use TARGET_MFPGPR.
20219 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20221 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20224 2005-01-05 Richard Henderson <rth@redhat.com>
20226 * reload1.c (do_input_reload): Restrict the optimization deleteing
20227 a previous output reload to RELOAD_FOR_INPUT.
20229 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20231 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20232 induc_vec_info_type.
20233 (vectorizable_induction): New function declaration.
20234 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20235 check if already vectorized. Find first place in BB where new stmts
20236 can be inserted. Takes only one argument.
20237 (vectorizable_induction): New function.
20238 (vect_transform_stmt): Add case for induc_vec_info_type to call
20239 vectorizable_induction.
20240 (vect_transform_loop): Consider phis for vectorization.
20241 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20243 (analyze_operations): Call vectorizable_induction when analyzing phis.
20245 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20246 (vect_mark_relevant): Include phis in relevance analysis.
20247 (vect_mark_stmts_to_be_vectorize): Likewise.
20248 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20250 2007-04-16 Lawrence Crowl <crowl@google.com>
20252 * doc/invoke.texi (Debugging Options): Add documentation for the
20253 -femit-struct-debug options -femit-struct-debug-baseonly,
20254 -femit-struct-debug-reduced, and
20255 -femit-struct-debug-detailed[=...].
20257 * c-opts.c (c_common_handle_option): Add
20258 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20259 and OPT_femit_struct_debug_detailed_.
20260 * c.opt: Add specifications for
20261 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20262 and -femit-struct-debug-detailed[=...].
20263 * opts.c (set_struct_debug_option): Parse the
20264 -femit-struct-debug-... options.
20265 * opts.c (matches_main_base, main_input_basename,
20266 main_input_baselength, base_of_path, matches_main_base): Add
20267 variables and functions to compare header base name to compilation
20269 * opts.c (should_emit_struct_debug): Add to determine to emit a
20270 structure based on the option.
20271 (dump_struct_debug) Also disabled function to debug this
20273 * opts.c (handle_options): Save the base name of the
20276 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20277 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20278 This hook indicates if a type is generic. Set it by default
20279 to "never generic".
20280 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20281 to determine if a struct type is generic or not.
20282 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20283 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20284 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20285 with live C++ hook.
20287 * flags.h (enum debug_info_usage): Add an enumeration to describe
20288 a program's use of a structure type.
20289 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20290 to indicate the program's usage of the type. Filter structs based
20291 on the -femit-struct-debug-... specification.
20292 (gen_type_die): Split into two routines, gen_type_die and
20293 gen_type_die_with_usage. gen_type_die is now a wrapper
20294 that assumes direct usage.
20295 (gen_type_die_with_usage): Replace calls to gen_type_die
20296 with gen_type_die_with_usage adding the program usage of
20297 the referenced type.
20298 (dwarf2out_imported_module_or_decl): Suppress struct debug
20299 information using should_emit_struct_debug when appropriate.
20301 2007-04-16 Ian Lance Taylor <iant@google.com>
20303 PR tree-optimization/31522
20304 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20305 (vrp_initialize): Allocate vr_phi_edge_counts.
20306 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20307 executable edge. Drop test for all constants.
20308 (vrp_finalize): Free vrp_phi_edge_counts.
20310 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20311 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20313 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20314 predecessors at head rather than tail.
20316 2007-04-16 Matthias Klose <doko@debian.org>
20318 * config/alpha/linux.h (CPP_SPEC): Define.
20319 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20321 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20323 * function.h: Remove sequence_stack extern declaration.
20325 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20327 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20329 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20332 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20334 * config/avr/avr.c (avr_arch_types): Rearranging array.
20335 (enum avr_arch): Add.
20336 (avr_mcu_types): Use avr_arch enumeration constants instead of
20338 * config/avr/avr.h (LINK_SPEC): Simplify.
20340 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20342 * config/m68k/m68k.c (m68k_libcall_value,
20343 m68k_function_value): Use macros for register names more.
20345 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20347 (M68K_REGNAME): Use A6_REG.
20348 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20350 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20352 PR middle-end/28071
20353 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20354 'pending_read_list_length' and 'pending_write_list_length'. Update
20356 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20357 to handle two length counters instead of one. Update all uses.
20358 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20359 two length counters instead of one.
20360 * sched-rgn.c (propagate_deps): Update to handle two length counters
20363 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20366 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20367 copy of source, pass it to ix86_expand_vector_set and return
20370 2007-04-16 David Ung <davidu@mips.com>
20371 Joseph Myers <joseph@codesourcery.com>
20373 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20374 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20375 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20376 Add 74K processor information.
20377 * config/mips/mips.md: Include 74k.md.
20378 (cpu): Add 74kc,74kf,74kx.
20379 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20380 * config/mips/74k.md: New.
20381 * doc/invoke.texi (MIPS Options): Document 74K support.
20383 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20385 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20386 vectorizable_* functions.
20387 * tree-vect-transform.c (vectorizable_call): Add check for
20388 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20389 (vectorizable_store): likewise.
20390 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20392 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20393 (vectorizable_type_promotion, vectorizable_load): Likewise.
20394 (vectorizable_live_operation, vectorizable_condition): Likewise.
20395 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20397 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20399 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20401 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20402 register numbers more.
20403 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20404 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20405 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20406 FUNCTION_VALUE_REGNO_P): Likewise.
20407 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20408 STATIC_CHAIN_REGNUM): Likewise.
20409 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20410 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20411 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20412 * config/m68k/m68k.md (FP_REG): New.
20414 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20416 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20419 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20421 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20422 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20425 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20427 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20430 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20433 * c-decl.c (finish_decl): Grab the type of the decl after the call
20434 to store_init_value.
20436 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20438 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20440 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20443 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20444 dominators, post dominators and cleanup cfg before returning.
20446 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20448 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20449 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20451 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20453 * config.gcc: Recognize fido.
20454 * config/m68k/m68k-devices.def (fidoa): New.
20455 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20457 (FL_FIDOA, TARGET_FIDOA): New.
20458 * config/m68k/m68k.opt (mfidoa): New.
20460 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20462 PR middle-end/31322
20463 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20464 when a personality function is used.
20466 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20468 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20470 2007-04-13 Mike Stump <mrs@apple.com>
20472 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20474 * config/darwin.opt (fapple-kext): Make C++ only.
20475 * config/darwin.c (darwin_override_options): Remove code to ensure
20476 -fapple-kext is given for C++ only.
20478 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20480 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20481 * config/mips/mips.c (override_options): Call
20482 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20484 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20486 * config/i386/i386.opt (msvr3-shlib): Removed.
20488 * doc/invoke.texi: Remove -msvr3-shlib.
20490 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20492 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20493 with "popcnt" instruction.
20495 2007-04-13 Richard Guenther <rguenther@suse.de>
20497 PR tree-optimization/21258
20498 * tree-vrp.c (compare_case_labels): New helper.
20499 (find_switch_asserts): New function.
20500 (find_assert_locations): Call it for SWITCH_EXPRs.
20502 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20504 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20505 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20506 check is now implied in X87_FLOAT_MODE_P.
20507 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20508 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20509 (fix_trunc<mode>_i386_fisttp): Ditto.
20510 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20511 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20512 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20513 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20514 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20515 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20516 (unnamed_splitters): Ditto.
20517 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20518 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20519 FIRST_SSE_REG for local functions when SSE math is enabled or
20520 for functions with sseregparm attribute.
20521 (standard_80387_constant_p): Return -1 if mode is not
20523 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20524 (ix86_expand_compare): Ditto.
20525 (ix86_expand_carry_flag_compare): Ditto.
20526 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20527 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20528 DECIMAL_FLOAT_MODE_P.
20529 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20530 of SCALAR_FLOAT_MODE_P.
20531 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20532 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20533 checks before FLOAT_MODE_P.
20534 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20535 before FLOAT_MODE_P.
20540 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20542 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20543 Charles Wilson <libtool@cwilson.fastmail.fm>
20545 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20546 (libgcc.mvars): Don't depend on them.
20547 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20548 * exec-tool.in: New.
20550 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20552 * doc/invoke.text (--help): Document --help=common.
20554 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20556 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20558 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20560 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20561 * genemit.c (main): Emit #include "integrate.h".
20562 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20563 (LOADGP_RTP): New mips_loadgp_style.
20564 * config/mips/mips.h: Include config/vxworks-dummy.h.
20565 (TARGET_RTP_PIC): New macro.
20566 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20567 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20568 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20569 for TARGET_RTP_PIC.
20570 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20571 -mvxworks-pic when using -mrtp and a PIC option.
20572 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20574 (mips_symbolic_constant_p, mips_symbolic_address_p)
20575 (mips_symbol_insns): Handle SYMBOL_HALF.
20576 (override_options): Warn about -G and -mrtp being used together.
20577 Initialize mips_lo_relocs[SYMBOL_HALF].
20578 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20579 (mips_emit_loadgp): Handle LOADGP_RTP.
20580 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20581 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20582 (tablejump): Handle function-relative case table entries if
20584 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20586 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20588 * config/mips/mips.md (load_call<mode>): Allow any general register.
20590 (sibcall_value_internal, sibcall_value_multiple_internal)
20591 (call_value_internal, call_value_split, call_value_multiple_internal)
20592 (call_value_multiple_split): Remove constraints from operand 0.
20594 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20596 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20597 rather than loadgp_noshared.
20598 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20599 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20601 * config/mips/mips.md (loadgp): Rename to...
20602 (loadgp_newabi): ...this.
20603 (loadgp_noshared): Rename to...
20604 (loadgp_absolute): ...this.
20606 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20608 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20609 false for locally-binding symbols.
20610 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20612 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20614 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20615 (SYMBOL_GOT_PAGE_OFST): ...this.
20616 (SYMBOL_GOT_GLOBAL): Rename to...
20617 (SYMBOL_GOT_DISP): ...this.
20618 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20619 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20620 * config/mips/mips.c (mips_global_symbol_p): New function.
20621 (mips_symbol_binds_local_p): Likewise.
20622 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20623 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20624 mips_global_symbol_p and mips_symbol_binds_local_p.
20625 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20626 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20627 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20628 SYMBOL_GOTOFF_DISP.
20629 (mips_ok_for_lazy_binding_p): New function.
20630 (mips_load_call_address, mips_expand_call): Use it.
20631 (mips_dangerous_for_la25_p): Likewise.
20632 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20633 (*got_disp<mode>): Use got_disp_operand instead of
20634 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20635 SYMBOL_GOTOFF_GLOBAL.
20636 (*got_page<mode>): Use got_page_ofst_operand instead of
20638 * config/mips/predicates.md (const_call_insn_operand): Use
20639 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20640 (global_got_operand): Rename to...
20641 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20643 (local_got_operand): Rename to...
20644 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20645 of SYMBOL_GOT_LOCAL.
20647 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20649 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20650 TARGET_CALL_CLOBBERED_GP.
20651 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20652 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20653 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20654 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20655 of TARGET_ABICALLS && !TARGET_NEWABI.
20656 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20657 * config/mips/mips.c (mips_load_call_address): Check
20658 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20659 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20660 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20661 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20662 TARGET_ABICALLS && TARGET_NEWABI.
20663 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20665 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20666 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20667 TARGET_ABICALLS && TARGET_NEWABI.
20668 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20669 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20670 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20671 whether indirect calls must use $25.
20672 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20674 * config/mips/mips.md (jal_macro): Check flag_pic and
20675 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20676 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20677 instead of TARGET_ABICALLS.
20678 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20679 TARGET_ABICALLS && TARGET_OLDABI.
20680 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20681 (sibcall): In the comment above the define_insn, mention
20682 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20683 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20684 instead of TARGET_ABICALLS.
20686 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20688 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20689 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20690 (MACFLAGS_MATCH_P): New macro.
20691 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20692 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20693 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20694 the other MACFLAG constants.
20695 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20696 (flag_machi): Tighten constraints. Renumber some of the operands.
20697 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20699 (flag_machi_parts_acconly): New pattern.
20700 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20702 (flag_macinit1hi): Tighten constraints.
20703 (flag_mul_macv2hi_parts_acconly): New pattern.
20705 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20706 Use a more efficient implementation.
20707 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20708 inline sequences when not optimizing for size.
20710 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20711 movhi_high2low): Delete, merge functionality into...
20712 (packv2hi): ... this pattern.
20714 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20715 * config/bfin/bfin.opt (msim): New option.
20716 (mcpu=): New option.
20717 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20718 (bfin_cpu_t): Typedef of enum bfin_cpu.
20719 (bfin_cpu_type): New declaration.
20720 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20721 -msim and -mcpu= options.
20722 (LIB_SPEC): Likewise.
20723 * config/bfin/bfin.c (bfin_cpu_type): Define.
20724 (bfin_handle_option): Handle -mcpu= option.
20725 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20726 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20727 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20729 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20731 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20732 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20733 (powerpc-wrs-vxworksae): Use ${tm_file}.
20734 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20735 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20736 * config/i386/vx-common.h: New file.
20738 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20740 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20743 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20745 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20748 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20752 * c-common.c (c_build_qualified_type): Set canonical type
20755 2007-04-12 Richard Guenther <rguenther@suse.de>
20757 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20758 lower bound and element size if lower bound is not zero
20759 or either of the ARRAY_REF operands is set.
20761 2007-04-12 Richard Guenther <rguenther@suse.de>
20763 PR tree-optimization/24689
20764 PR tree-optimization/31307
20765 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20767 * gimplify.c (canonicalize_addr_expr): To be consistent with
20768 gimplify_compound_lval only set operands two and three of
20769 ARRAY_REFs if they are not gimple_min_invariant. This makes
20770 it never at this place.
20771 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20773 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20775 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20776 null before emitting a .nsubspa directive.
20778 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20780 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20781 need_to_partition_p if there are no memory statements in the
20784 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20786 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20787 (gcd_of_steps_may_divide_p): New function.
20788 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20790 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20792 * reload.c (find_reloads_toplev, find_reloads_address,
20793 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20794 not a pointer equality test, to decide if we need to call
20795 push_reg_equiv_alt_mem.
20797 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20799 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20800 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20802 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20804 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20806 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20807 vector to be positive.
20809 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20813 * doc/invoke.texi: Document --params max-aliased-vops and
20815 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20816 debug_memory_partitions): Move to tree-flow.h
20817 * params.h (AVG_ALIASED_VOPS): Define.
20818 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20820 (mp_info_t): Likewise.
20821 (get_mem_sym_stats_for): New.
20822 (set_memory_partition): Move from tree-flow-inline.h.
20823 (mark_non_addressable): Only clear the set of symbols for the
20824 partition if it exists.
20825 (dump_memory_partitions): Move from tree-ssa-operands.c
20826 (debug_memory_partitions): Likewise.
20827 (need_to_partition_p): New.
20828 (dump_mem_ref_stats): New.
20829 (debug_mem_ref_stats): New.
20830 (dump_mem_sym_stats): New.
20831 (debug_mem_sym_stats): New.
20832 (update_mem_sym_stats_from_stmt): New.
20833 (compare_mp_info_entries): New.
20834 (mp_info_cmp): Call it.
20835 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20837 (get_mpt_for): Move from tree-ssa-operands.c.
20838 (find_partition_for): New.
20839 (create_partition_for): Remove.
20840 (estimate_vop_reduction): New.
20841 (update_reference_counts): New.
20842 (build_mp_info): New.
20843 (compute_memory_partitions): Refactor.
20844 Document new heuristic.
20845 Call build_mp_info, update_reference_counts,
20846 find_partition_for and estimate_vop_reduction.
20847 (compute_may_aliases): Populate virtual operands before
20848 calling debugging dumps.
20849 (delete_mem_sym_stats): New.
20850 (delete_mem_ref_stats): New.
20851 (init_mem_ref_stats): New.
20852 (init_alias_info): Call it.
20853 (maybe_create_global_var): Remove alias_info argument.
20854 Get number of call sites and number of pure/const call sites
20855 from gimple_mem_ref_stats().
20856 (dump_alias_info): Call dump_memory_partitions first.
20857 (dump_points_to_info_for): Show how many times a pointer has
20859 * opts.c (decode_options): For -O2 set --param
20860 max-aliased-vops to 500.
20861 For -O3 set --param max-aliased-vops to 1000 and --param
20862 avg-aliased-vops to 3.
20863 * fortran/options.c (gfc_init_options): Remove assignment to
20865 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20866 * tree-dfa.c (dump_variable): Dump memory reference
20868 Dump NO_ALIAS* settings.
20869 (referenced_var_lookup): Tidy.
20870 (mem_sym_stats): New.
20871 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20872 and ORIG are different SSA names for a memory partition.
20873 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20874 * tree-flow.h (struct mem_sym_stats_d): Define.
20875 (mem_sym_stats_t): Define.
20876 (struct mem_ref_stats_d): Define.
20877 (struct gimple_df): Add field mem_ref_stats.
20878 (enum noalias_state): Define.
20879 (struct var_ann_d): Add bitfield noalias_state.
20880 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20881 debug_mem_ref_stats, debug_memory_partitions,
20882 debug_mem_sym_stats): Declare.
20883 * tree-ssa-structalias.c (update_alias_info): Update call
20884 sites, pure/const call sites and asm sites in structure
20885 returned by gimple_mem_ref_stats.
20886 Remove local variable IS_POTENTIAL_DEREF.
20887 Increase NUM_DEREFS if the memory expression is a potential
20889 Call update_mem_sym_stats_from_stmt.
20890 If the memory references memory, call
20891 update_mem_sym_stats_from_stmt for all the direct memory
20892 symbol references found.
20893 (intra_create_variable_infos): Set noalias_state field for
20894 pointer arguments according to the value of
20895 flag_argument_noalias.
20896 * tree-ssa-structalias.h (struct alias_info): Remove fields
20897 num_calls_found and num_pure_const_calls_found.
20898 (update_mem_sym_stats_from_stmt): Declare.
20899 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20900 Set default value to 100.
20901 (PARAM_AVG_ALIASED_VOPS): Define.
20903 2007-04-11 Richard Guenther <rguenther@suse.de>
20905 PR middle-end/31530
20906 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20907 a * -b + c as c - a * b if we honor sign dependent rounding.
20909 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20911 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20912 bfin_expand_strmov.
20913 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20914 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20916 (initialize_trampoline): Don't use old-style function definition.
20917 (bfin_secondary_reload): Mark IN_P argument as unused.
20919 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20921 PR tree-optimization/31343
20922 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20923 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20924 * testsuite/gcc.dg/vect/pr31343.c: New.
20926 2007-04-10 Eric Christopher <echristo@apple.com>
20928 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20929 * config/i386/i386.md (*cmpfp0): Use.
20930 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20931 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20932 (fix_trunc<mode>_i386_fisttp): Ditto.
20933 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20934 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20935 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20936 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20937 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20938 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20939 (unnamed_splitters): Ditto.
20940 * config/i386/i386.c (output_fix_trunc): Assert that
20941 we're not being passed a TFmode operand.
20943 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20945 PR tree-optimization/31526
20946 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20947 n_basic_blocks to find newly added blocks.
20949 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20951 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20953 (fix_trunc<mode>si_sse): Ditto.
20954 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20955 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20956 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20957 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20958 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20959 expander using SSEMODEF mode macro.
20960 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20961 expander using SSEMODEF mode macro.
20962 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20963 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20964 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20965 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20966 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20967 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20968 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20969 Macroize insn using X87MODEF mode macro.
20971 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20973 * config/i386/sse.md (sse2_pinsrw): Removed.
20974 (sse2_pextrw): Renamed to ...
20975 (*sse2_pextrw): This.
20977 2007-04-09 Jan Hubicka <jh@suse.cz>
20980 * config/i386/sse.md
20981 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20982 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20983 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20984 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20986 2007-04-09 Jan Hubicka <jh@suse.cz>
20988 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20989 multiple fields of union.
20991 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20993 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20994 (create_preheaders): Check that loops are available.
20995 (fix_loop_structure): Clean up, improve comments.
20996 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20997 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20999 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21000 * predict.c (tree_estimate_probability): Do not call
21001 calculate_dominance_info. Call create_preheaders.
21002 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21003 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21005 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21006 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21007 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21008 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21011 2007-04-08 Jan Hubicka <jh@suse.cz>
21013 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21014 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21015 * fold-const.c (fold_unary): Use it.
21017 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21019 * varasm.c (assemble_variable): Remove call to
21020 lang_hooks.decls.prepare_assemble_variable.
21021 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21022 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21023 * langhooks.h (lang_hooks_for_decls): Remove
21024 prepare_assemble_variable.
21026 2007-04-08 Mike Stump <mrs@apple.com>
21028 * config/i386/i386.c: Use inc/dec on Core2.
21030 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21032 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21033 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21034 lhd_tree_inlining_end_inlining): Remove.
21035 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21036 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21037 end_inlining hooks.
21038 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21039 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21040 lhd_tree_inlining_end_inlining): Remove prototypes.
21041 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21042 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21043 LANG_HOOKS_TREE_INLINING_START_INLINING,
21044 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21046 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21049 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21052 * config/avr/predicates.md (io_address_operand): Delete predicate.
21053 (low_io_address_operand): Don't use 'mode' argument.
21054 (higth_io_address_operand): Rename ...
21055 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21056 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21059 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21061 Revert change removing staticp.
21063 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21066 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21069 2007-04-07 Bruce Korb <bkorb@gnu.org>
21071 * c.opt: Add -Wformat-contains-nul.
21072 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21074 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21075 the NUL byte warning.
21077 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21079 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21081 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21083 * tree.c (staticp): No longer use staticp langhook.
21084 * langhooks.c (lhd_staticp): Removed.
21085 * langhooks.h (struct lang_hooks): Remove staticp.
21086 * c-common.c (c_staticp): Remove.
21087 * c-common.h (c_staticp): Ditto.
21088 * langhooks-defs.h (lhd_staticp): Ditto.
21089 (LHD_HOOKS_STATICP): Ditto
21090 * tree.h (gcc_assert_lowered): New macro.
21092 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21094 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21095 argument "reliable".
21096 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21097 Add argument "reliable". Propagate it through calls.
21098 (infer_loop_bounds_from_undefined): Derive number of iterations
21099 estimates from references in blocks that do not dominate loop latch.
21100 (gcov_type_to_double_int): New function.
21101 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21102 and expected_loop_iterations_unbounded.
21103 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21104 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21105 * tree-data-ref.c (estimated_loop_iterations): Export.
21106 (get_references_in_stmt): Fix -- do not return addresses of local
21108 * cfgloop.h (expected_loop_iterations_unbounded,
21109 estimated_loop_iterations): Declare.
21111 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21113 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21115 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21117 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21118 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21119 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21120 Use output_387_reg_move().
21121 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21122 expander using X87MODEF12 mode macro.
21123 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21124 choosing register preferences. Use output_387_reg_move().
21125 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21126 instead of "x". Use output_387_reg_move().
21127 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21128 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21129 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21130 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21131 Use output_387_reg_move().
21132 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21134 (*truncxf?f_i387 splitter): Ditto.
21136 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21138 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21139 LANG_HOOKS_SAFE_FROM_P.
21140 * expr.c (safe_from_p): Remove langhook call.
21141 * langhooks.h (lang_hooks): Remove safe_from_p.
21142 (lhd_safe_from_p): Remove prototype.
21143 * langhooks.c (lhd_safe_from_p): Remove.
21145 2007-04-06 Jan Hubicka <jh@suse.cz>
21147 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21150 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21152 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21153 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21154 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21155 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21157 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21158 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21160 2007-04-05 Richard Henderson <rth@redhat.com>
21162 * config/alpha/alpha.c (print_operand) [+]: Remove.
21163 (alpha_end_function): Print nop if call at end of function.
21164 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21165 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21166 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21167 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21168 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21169 the call pattern. Update peepholes to match.
21171 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21173 * doc/extend.texi (Other Builtins): Add decimal float variants
21175 * builtins.def: Ditto.
21176 * builtins.c (expand_builtin): Ditto.
21178 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21179 H.J. Lu <hongjiu.lu@intel.com>
21182 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21183 of V8HImode when calling ix86_binary_operator_ok.
21184 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21185 (sdot_prodv8hi): Operands 1 and 2 must be register.
21187 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21189 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21190 initialize align to silence bogus warning.
21192 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21194 PR middle-end/22156
21195 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21197 (struct sra_walk_fns): Remove use_all parameter from use.
21198 (sra_hash_tree): Handle BIT_FIELD_REFs.
21199 (sra_elt_hash): Don't hash bitfld blocks.
21200 (sra_elt_eq): Skip them in parent compares as well. Handle
21202 (sra_walk_expr): Don't maintain or pass down use_all_p.
21203 (scan_use): Remove use_all parameter.
21204 (scalarize_use): Likewise. Re-expand assignment to
21205 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21206 output, and re-scalarize after output. Don't mark anything
21208 (scalarize_ldst): Adjust.
21209 (scalarize_walk_gimple_modify_statement): Likewise.
21210 (build_element_name_1): Handle BIT_FIELD_REFs.
21211 (instantiate_element): Don't warn for any element whose parent
21212 is used as a whole.
21213 (instantiate_missing_elements_1): Return the sra_elt.
21214 (canon_type_for_field): New.
21215 (try_instantiate_multiple_fields): New.
21216 (instantiate_missing_elemnts): Use them.
21217 (mark_no_warning): Removed.
21218 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21219 (REPLDUP, sra_build_elt_assignment): New.
21220 (generate_copy_inout): Use them.
21221 (generate_element_copy): Likewise. Handle bitfld differences.
21222 (generate_element_zero): Don't recurse for blocks. Use
21223 sra_build_elt_assignment.
21224 (generate_one_element_int): Take elt instead of var. Use
21225 sra_build_elt_assignment.
21226 (generate_element_init_1): Adjust.
21227 (scalarize_use, scalarize_copy): Use REPLDUP.
21228 (scalarize_ldst): Move assert before dereference.
21229 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21231 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21233 * regmove.c: Fix unused variable warnings due to previous commit.
21235 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21237 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21238 (regmove_bb_head): Remove.
21239 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21240 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21241 problems with fixup_match_1.
21242 Don't initialize/free regmove_bb_head.
21244 (reg_is_remote_constant_p): If an insn is in the same basic block
21245 but not before INSN, consider it remote, too.
21247 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21250 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21251 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21253 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21255 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21256 (CONDITIONAL_REGISTER_USAGE): Likewise.
21258 2007-04-04 Richard Henderson <rth@redhat.com>
21260 * config/alpha/lib1funcs.asm: Remove unused file.
21262 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21265 * opts.c (print_specific_help): Fix --help=<language>
21267 (common_handle_option): Support --help=common.
21269 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21272 * gcc.c (main): Do not run the linker if
21273 print_subprocess_help indicates that it shouldn't be
21276 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21279 * doc/invoke.texi (--help=): Document <languages> value, fix
21280 formatting in tables of values.
21282 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21284 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21285 dllimport attribute of virtual methods.
21287 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21289 * config/score/crti.asm: Change _bss_start to __bss_start.
21290 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21291 (OUTGOING_REG_PARM_STACK_SPACE) update.
21292 * config/score/score.opt: add options to make backend support
21293 score5, score5u, score7 and score7d.
21294 * config/score/score.md: Likewise.
21295 * config/score/misc.md: Likewise.
21296 * config/score/mac.md: Likewise.
21297 * doc/invoke.texi: Likewise.
21298 * doc/md.texi: update constraints define.
21300 2007-04-03 Richard Henderson <rth@redhat.com>
21302 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21303 an appropriate type, use the mode instead.
21305 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21307 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21308 Set the default --with-arch setting to mips2.
21309 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21310 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21311 (MULTILIB_OSDIRNAMES): Delete.
21312 (MULTILIB_DIRNAMES): Define.
21313 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21314 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21315 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21316 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21317 VXWORKS_OS_CPP_BUILTINS.
21318 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21319 (MIPS_DEBUGGING_INFO): Undefine.
21320 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21322 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21324 PR middle-end/30704
21325 * fold-const.c (native_encode_real): Encode real.c provided longs
21326 as a series of 32-bit native integers.
21327 (native_interpret_real): Interpret buffer as a series of 32-bit
21330 2007-04-03 Richard Guenther <rguenther@suse.de>
21332 * genpreds.c (write_insn_constraint_len): Write function
21333 optimized for CONSTRAINT_LEN implementation.
21334 (write_tm_preds_h): Output insn_constraint_len inline and
21335 use it for CONSTRAINT_LEN.
21336 (write_insn_preds_c): Don't output insn_constraint_len.
21337 * doc/md.texi (define_register_constraint): Document multi-letter
21338 constraints shall have the same length if they start with the same
21341 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21344 * config/i386/i386.md (isinf<mode>2): Expand only when
21345 TARGET_C99_FUNCTIONS is set.
21347 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21349 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21350 (x86_64-*-linux*): Ditto.
21351 * config/i386/i386.opt (mpc): New option.
21352 * config/i386/i386.c (overrride_options): Handle
21353 ix87_precision_string.
21354 * config/i386/crtprec.c: New file.
21355 * config/i386/t-crtpc: Ditto.
21356 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21357 and -mpc80 options.
21358 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21359 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21360 crtprec32.o, crtprec64.o and crtprec80.o.
21362 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21363 and -mpc80 options.
21364 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21366 2007-04-02 Eric Christopher <echristo@apple.com>
21368 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21369 limitations on darwin.
21371 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21374 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21376 2007-04-02 Dave Korn <dave.korn@artimi.com>
21378 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21380 2007-04-02 Dave Korn <dave.korn@artimi.com>
21382 * libgcc2.h (exception_descriptor): Don't forward-declare.
21383 (__get_eh_table_language, __get_eh_table_version): Delete
21384 prototypes of long-dead functions.
21386 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21388 * ebitmap.h: New file
21389 * ebitmap.c: New file
21390 * Makefile.in (ebitmap.o): New target.
21392 2007-04-01 Jan Hubicka <jh@suse.cz>
21394 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21395 before very first instruction.
21397 2007-04-01 Jan Hubicka <jh@suse.cz>
21399 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21400 waring on 64bit hosts.
21401 * bitmap.h: Fix typo in bitmap_head_def.
21403 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21405 PR rtl-optimization/31391
21406 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21407 into a DELETED_LABEL note, and the label is in an empty basic
21408 block, update BB_END as well as BB_HEAD.
21410 2007-04-01 Richard Henderson <rth@redhat.com>
21412 PR tree-optimization/31169
21413 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21414 to varying if the range is outside [0, prec-1].
21416 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21419 * config/mips/mips.md (load_const_gp): New insn.
21420 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21421 the MIPS16 GP pseudo register if no_new_pseudos.
21422 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21424 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21427 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21429 (call_value): Likewise.
21431 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21432 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21435 * doc/invoke.texi: (optimization options): Reword description
21436 of -ffast-math. Document its primary purpose.
21438 2007-03-31 Richard Guenther <rguenther@suse.de>
21440 * omp-low.c (splay-tree.h): Include.
21441 (lookup_decl): Replace splay-tree usage by pointer-map.
21442 (maybe_lookup_decl): Likewise.
21443 (new_omp_context): Likewise.
21444 (delete_omp_context): Likewise.
21445 * gimplify.c (splay-tree.h): Include.
21446 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21448 (remap_ssa_name): Likewise.
21449 (remap_decl): Likewise.
21450 (remap_type_1): Likewise.
21451 (remap_type): Likewise.
21452 (copy_body_r): Likewise.
21453 (expand_call_inline): Likewise.
21454 (clone_body): Likewise.
21455 (copy_tree_r): Likewise.
21456 (remap_save_expr): Likewise.
21457 (unsave_r): Likewise.
21458 (unsave_expr_now): Likewise.
21459 (tree_function_versioning): Likewise.
21460 (build_duplicate_type): Likewise.
21461 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21462 (struct copy_body_data): Replace splay-tree by pointer-map.
21463 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21464 not $(SPLAY_TREE_H).
21465 (gimplify.o): Depend on $(SPLAY_TREE_H).
21466 (omp-low.p): Likewise.
21468 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21470 * config/avr/predicates.md (even_register_operand,
21471 odd_register_operand): New predicates.
21472 * config/avr/avr.md (movw peephole2): New.
21473 (movw_r peephole2): New.
21475 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21477 * tree.h (get_signed_or_unsigned_type): New.
21478 * fold-const.c (operand_equal_for_comparison_p): Use
21479 get_signed_or_unsigned_type instead of
21480 lang_hooks.types.signed_or_unsigned_type.
21481 * expr.c (store_expr): Ditto.
21482 * langhooks.c (get_signed_or_unsigned_type): New.
21483 (lhd_signed_or_unsigned_type): New.
21484 * langhooks.h (lhd_signed_or_unsigned_type): New.
21485 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21487 2007-03-30 Richard Henderson <rth@redhat.com>
21489 * tree-ssa-loop-ivopts.c: Include target.h.
21490 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21491 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21492 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21493 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21495 2007-03-30 Richard Henderson <rth@redhat.com>
21496 Kai Tietz <kai.tietz@onevision.com>
21498 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21499 default for 64-bit.
21500 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21501 (TARGET_64BIT_MS_ABI): New.
21502 (DBX_REGISTER_NUMBER): Handle 64-bit.
21503 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21504 (LONG_TYPE_SIZE): Force to 32.
21505 (REG_PARM_STACK_SPACE): New.
21506 (OUTGOING_REG_PARM_STACK_SPACE): New.
21507 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21508 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21509 (STACK_BOUNDARY): Use 128 for 64-bit.
21510 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21511 Add 64-bit implementation.
21512 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21514 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21515 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21516 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21517 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21518 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21519 TARGET_64BIT_MS_ABI.
21520 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21521 (ix86_pass_by_reference): Likewise.
21522 (ix86_function_value_regno_p): Likewise.
21523 (ix86_build_builtin_va_list): Likewise.
21524 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21525 (function_arg_advance_ms_64): New.
21526 (function_arg_advance): Call it.
21527 (function_arg_ms_64): New.
21528 (function_arg): Call it.
21529 (function_value_ms_64): New.
21530 (ix86_function_value_1): Call it.
21531 (return_in_memory_ms_64): New.
21532 (ix86_return_in_memory): Call it.
21533 (setup_incoming_varargs_ms_64): New.
21534 (ix86_setup_incoming_varargs): Call it.
21535 (ix86_expand_prologue): Handle 64-bit stack probing.
21536 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21537 (output_pic_addr_const): Likewise.
21538 (x86_this_parameter): Likewise.
21539 (x86_output_mi_thunk): Likewise.
21540 (x86_function_profiler): Likewise.
21541 (TARGET_STRICT_ARGUMENT_NAMING): New.
21542 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21543 (TARGET_64BIT_MS_ABI): New.
21544 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21545 * config/i386/i386.md (allocate_stack_worker): Remove.
21546 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21547 describe the clobber of eax without a match_scratch.
21548 (allocate_stack_worker_postreload): Remove.
21549 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21550 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21551 (allocate_stack_worker_rex64_postreload): Remove.
21552 (allocate_stack): Handle 64-bit.
21553 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21554 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21555 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21556 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21557 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21558 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21559 * config.build (x86_64-*-mingw*): New host.
21560 * config.host (x86_64-*-mingw*): New host.
21561 * config.gcc (x86_64-*-mingw*): New target.
21562 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21564 2007-03-30 Richard Henderson <rth@redhat.com>
21565 Kai Tietz <kai.tietz@onevision.com>
21567 * c-pragma.c (struct def_pragma_macro_value): New.
21568 (struct def_pragma_macro): New.
21569 (pushed_macro_table): New.
21570 (dpm_hash, dpm_eq): New.
21571 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21572 (init_pragma): Install them.
21573 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21575 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21577 * config/avr/avr.c (avr_override_options): Clear
21578 'flag_delete_null_pointer_checks'.
21580 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21583 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21584 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21585 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21586 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21587 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21588 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21589 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21591 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21593 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21595 * regmove.c: Move all of pass_stack_adjustments from here...
21596 * combine-stack-adj.c: ...to this new file.
21597 * Makefile.in: Add rules for combine-stack-adj.o.
21599 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21601 PR tree-optimization/31383
21602 * tree-data-ref.c (affine_function_equal_p): Do not require the
21603 vectors to have the same length.
21605 2007-03-30 Jan Hubicka <jh@suse.cz>
21607 PR middle-end/30700
21608 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21609 availablility; add more sanity checking; ask varpool only about
21612 2007-03-29 Richard Henderson <rth@redhat.com>
21614 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21615 to decide, but __SIZEOF_LONG_LONG__.
21617 2007-03-29 Richard Henderson <rth@redhat.com>
21619 * emutls.c (struct __emutls_array): New.
21620 (emutls_destroy): Use it instead of casting element 0 from void*.
21621 (__emutls_get_address): Likewise.
21623 2007-03-29 Richard Henderson <rth@redhat.com>
21625 * varasm.c (initializer_constant_valid_p): Don't deny
21626 DECL_DLLIMPORT_P on functions.
21628 * config/i386/cygming.h: Remove function declarations.
21629 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21630 (ASM_OUTPUT_LABELREF): Remove.
21631 (COMMON_ASM_OP): Remove.
21632 (ASM_OUTPUT_COMMON): Remove.
21633 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21634 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21635 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21636 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21637 Rename from TARGET_ENCODE_SECTION_INFO.
21638 * config/i386/netware.h: Likewise.
21639 * config/i386/i386-protos.h: Update.
21640 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21641 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21642 (legitimate_constant_p): Reject dllimports.
21643 (dllimport_map, get_dllimport_decl): New.
21644 (legitimize_dllimport_symbol): New.
21645 (legitimize_address, ix86_expand_move): Use it.
21646 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21647 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21648 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21649 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21650 * config/i386/predicates.md (constant_call_address_operand): Only
21651 accept symbols; reject dllimport_p symbols.
21652 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21653 i386_pe_maybe_record_exported_symbol.
21654 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21655 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21656 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21657 trust the setting of DECL_DLLIMPORT_P.
21658 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21659 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21660 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21661 tidy the argument scanning loop.
21662 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21663 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21664 (i386_pe_strip_name_encoding): Remove.
21665 (i386_pe_binds_local_p): New.
21666 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21667 (i386_pe_output_labelref): Remove.
21668 (i386_pe_asm_output_aligned_decl_common): New.
21669 (i386_pe_maybe_record_exported_symbol): Rename from
21670 i386_pe_record_exported_symbol; check for dllexported symbols.
21672 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21674 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21675 add comment explaining why vsnprintf cannot be used.
21677 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21679 PR tree-optimization/30666
21680 * tree.c (build_complex_type): When creating type names for DWARF2
21681 debug info, create TYPE_DECLs for TYPE_NAME instead of
21683 (build_common_tree_nodes_2): Use build_complex_type when building
21684 predefined complex types, to preserve canonical types.
21686 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21688 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21689 (noce_get_alt_condition): Look at it to determine whether to
21690 reverse the condition or not.
21691 (noce_get_condition): Substitute the truth for lies.
21692 (noce_find_if_block): Set the then_else_reversed field.
21694 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21696 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21697 destination of this insn.
21698 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21699 than calling gen_rtx_SET directly. Use r0 to hold the value of
21700 'address + 4' rather than a stack based temporary which can be
21701 mis-optimized away.
21703 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21705 * config/s390/s390.c (s390_secondary_input_reload_class,
21706 s390_secondary_output_reload_class): Functions removed.
21707 (s390_secondary_reload): New function.
21708 (TARGET_SECONDARY_RELOAD): Target macro defined.
21709 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21710 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21711 * config/s390/s390.md ("reload_outti", "reload_outdi",
21712 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21713 "reload_out<mode>"): Expanders removed.
21714 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21715 "reload<mode>_nonoffmem_out"): Expanders added.
21717 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21719 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21720 action if SRC->DEST replacement failed anyway.
21722 2007-03-28 Mike Stump <mrs@apple.com>
21724 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21725 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21726 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21728 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21730 * config.gcc: Accept barcelona as a variant of amdfam10.
21731 * config/i386/i386.c (override_options): Likewise.
21732 * doc/invoke.texi: Likewise.
21734 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21736 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21737 offsets for BIT_FIELD_REF and COMPONENT_REF.
21739 2007-03-28 Richard Guenther <rguenther@suse.de>
21741 * tree.c (is_global_var): Move ...
21742 * tree-flow-inline.h (is_global_var): ... here.
21743 * tree.h (is_global_var): Remove declaration.
21745 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21747 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21749 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21750 * config/i386/i386.c (ix86_tune_features): Initialize new
21752 * config/i386/predicates.md (promotable_binary_operator): Use
21753 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21755 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21758 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21760 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21762 * config/fr30/fr30.md (movsi_internal): Change destination
21763 constraint from m to V and add m to the end.
21765 2007-03-28 Christian Bruel <christian.bruel@st.com>
21767 * config/sh/sh.md (movsi_i): Fix type attribute.
21769 2007-03-28 Christian Bruel <christian.bruel@st.com>
21771 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21772 (movsf_ie): Likewise.
21774 2007-03-28 Christian Bruel <christian.bruel@st.com>
21776 * config.gcc: Add sh4-300 to multilib.
21777 * config/sh/t-mlib-sh4-300: New file.
21779 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21781 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21782 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21783 fix_trunc<mode>di2.
21784 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21785 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21786 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21787 "fixuns_trunctddi2"): Whitespace fix.
21789 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21791 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21792 the definition of struct sh_args.
21793 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21794 CALL_COOKIE_INT_REG_GET): Likewise.
21796 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21798 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21799 transformations are applied successfully.
21801 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21803 * tree.c (tree_contains_struct): Permit 512 tree codes.
21804 * tree.h (tree_contains_struct): Ditto.
21805 (MAX_TREE_CODES): Ditto.
21806 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21807 SPARE member to store remaining padding bits.
21809 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21811 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21814 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21816 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21817 * configure: Regenerate.
21819 * configure: Regenerate using the correct version of autoconf.
21821 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21823 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21825 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21826 regs to "__SP_L__" and "__SP_H__".
21828 2007-03-27 Richard Guenther <rguenther@suse.de>
21830 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21831 computations with it with a HOST_WIDE_INT variable.
21833 2007-03-26 Mike Stump <mrs@apple.com>
21835 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21836 objective-c-header, objective-c++-header and objc++-cpp-output
21838 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21840 2007-03-26 Richard Henderson <rth@redhat.com>
21843 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21844 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21845 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21846 IX86_BUILTIN_PSRLQ128): New.
21847 (ix86_init_mmx_sse_builtins): Add them.
21848 (ix86_expand_builtin): Expand them.
21849 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21850 operand 2 be TImode.
21851 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21852 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21853 _mm_srli_epi64): Mark __B const.
21854 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21855 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21856 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21857 new two-vector shift builtins.
21859 2007-03-26 Ian Lance Taylor <iant@google.com>
21861 PR tree-optimization/31345
21862 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21863 [+INF, +INF(OVF)] into VARYING.
21865 2007-03-26 Zack Weinberg <zackw@panix.com>
21867 * gengtype-parse.c: New file.
21868 * gengtype-yacc.y: Delete.
21869 * gengtype-lex.l: Don't include gengtype-yacc.h.
21870 Define YY_DECL and yyterminate appropriately for recursive
21871 descent parser. yylval is now a string out-parameter to yylex.
21872 (HWS, EOID): New shorthand.
21873 (IWORD): Add a couple more types.
21874 (yylex): Add a setup stanza. Remove the complex rules for
21875 detecting GTY'ed types and typedefs; replace with simple
21876 keyword detectors. Adjust everything for the changed
21877 definition of yylval. Ignore all pp-directives, not just #define.
21879 (parse_file): Rename yybegin; do not call yyparse.
21881 * gengtype.c (xasprintf): Export again.
21882 (this_file): New. Use everywhere __FILE__ was being used.
21883 (get_lang_bitmap): Special case types defined in gengtype.c.
21884 (do_typedef, new_structure): Suppress definition of certain types.
21885 (new_structure): Improve diagnostics of duplicate definitions.
21886 Make sure location_s is associated with input.h.
21887 (nreverse_pairs, define_location_structures): New functions.
21888 (main): Improve tagging of kludge types. Remove old kludges
21889 for input.h types; use define_location_structures.
21890 * gengtype.h: Update prototypes. Define token codes here.
21891 * Makefile.in: Remove all references to gengtype-yacc.
21892 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21894 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21895 add GTY((skip)) to the field that's only conditionally there.
21896 * doc/install.texi: Document that Bison is no longer required
21897 unless building treelang.
21899 * gengtype.c: Don't include gtyp-gen.h.
21900 (srcdir): Declare here.
21901 (base_files, lang_dir_names): Allocate dynamically.
21902 (gt_files, num_gt_files, num_lang_dirs): New globals.
21903 (measure_input_list, read_input_line, read_input_list)
21904 (set_lang_bitmap): New functions.
21905 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21906 simplify, relying on read_input_list to set up the bitmaps.
21907 (main): Arguments are no longer unused. Check for correct number
21908 of command line arguments, set srcdir and srcdir_len, then call
21909 read_input_list, before doing anything else. No need to worry
21910 about duplicates in main loop.
21911 * configure.ac: Simplify the calculation of all_gtfiles.
21912 Put language tags in there. Don't set or substitute
21913 all_gtfiles_files_langs or all_gtfiles_files_frags.
21914 * Makefile.in: Revamp the way gengtype is invoked, now that it
21915 takes a file on its command line with a much simpler format.
21916 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21917 (GTFILES): Remove duplicates and C source files.
21918 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21919 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21920 * configure: Regenerate.
21922 * gengtype.h: Remove all type definitions to gengtype.c; leave
21923 only definitions of options_p, type_p, and pair_p as opaque
21924 pointers. Update prototypes.
21925 * gengtype.c: Many type definitions moved here from gengtype.h.
21926 Consolidate type definitions at the top of the file.
21927 (xvasprintf): Delete.
21928 (xasprintf): Make static.
21929 (create_nested_pointer_option): Add 'next' parameter.
21930 (create_field_all, create_field_at): New functions.
21931 (create_field): Now a thin wrapper around create_field_all.
21932 (create_optional_field): Rename create_optional_field_ and add
21933 line argument. Original name is now a macro which supplies
21935 (oprintf): Use vsnprintf directly.
21936 (close_output_files): Use fatal rather than perror/exit.
21937 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21938 (main): Set progname. Don't use exit.
21939 * gengtype-yacc.y (struct_fields): Use create_field_at.
21940 (option, optionseqopt): Delete.
21941 (optionseq): Consolidate productions from option here so we
21942 can use the first argument to create_option.
21944 * gengtype-lex.l: Distinguish unions from structures in the
21945 token type. Don't call find_structure; return the tag as a string.
21946 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21947 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21948 string. Reorganize typedef_struct production accordingly.
21949 Use create_nested_ptr_option.
21950 * gengtype.c (create_nested_ptr_option): New function.
21951 * gengtype.h: Declare it.
21953 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21954 (string_type): Don't declare.
21955 (do_scalar_typedef): Declare.
21956 (create_scalar_type): Update prototype.
21957 * gengtype.c (string_type): Make static.
21958 (scalar_nonchar, scalar_char): New.
21959 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21960 (resolve_typedef): Use scalar_nonchar for error recovery.
21961 (create_scalar_type): Remove name_len field. Return scalar_char
21962 or scalar_nonchar as appropriate.
21963 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21964 to use string_type.
21965 (throughout): Use scalar_nonchar instead of calling
21966 create_scalar_type, whenever possible.
21967 (main): Initialize scalar_char and scalar_nonchar before calling
21969 * gengtype-lex.l: Adjust for removal of second argument to
21970 create_scalar_type. Use yylval.s instead of yylval.t when
21972 * gengtype-yacc.y: Type of SCALAR is string. Call
21973 create_scalar_type from type:SCALAR rule. Adjust for removal of
21974 second argument to create_scalar_type.
21976 * vec.h: Remove all #if IN_GENGTYPE blocks.
21977 Add comment saying that changes may require adjustments to gengtype.
21978 * gengtype.c: Don't include coretypes.h or tm.h.
21979 Add comment to inclusion of errors.h.
21980 (note_def_vec, note_def_vec_alloc): New functions.
21981 * gengtype.h: Declare new functions.
21982 * gengtype-lex.l: Don't include coretypes.h.
21983 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21985 (update_lineno): Remove unnecessary prototype.
21986 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21987 (VEC rule): Just return VEC_TOKEN.
21988 * gengtype-yacc.y (VEC_TOKEN): New token type.
21989 (type): Add a production for VEC(a,b).
21990 * Makefile.in: Update dependencies.
21992 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21993 typedefs that use the old PARAMS macro.
21995 * gengtype-lex.l: Remove all rules and states relating to yacc
21997 * gengtype-yacc.y: Similarly.
21998 * gengtype.c (note_yacc_type): Delete function.
21999 * gengtype.h: Update prototypes.
22001 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22003 * tree-pretty-print.c (dump_generic_node): Report precision of
22004 unnamed integer types.
22006 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22008 * ifcvt.c (noce_try_store_flag_constants): Don't check
22009 no_new_pseudos here.
22010 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22011 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22012 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22013 noce_try_sign_mask): Likewise.
22014 (if_convert): Check no_new_pseudos here.
22016 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22018 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22019 (noce_get_condition): Handle new then_else_reversed argument.
22020 (noce_init_if_info): Remove, fold into noce_find_if_block.
22021 (noce_process_if_block): Take a struct noce_if_info as the
22022 argument. Don't set up one based on ce_if_info. Update pointer
22023 references accordingly.
22024 (cond_move_process_if_block): Likewise.
22025 (process_if_block): Removed.
22026 (find_if_block): Removed. Move functionality two new functions,
22027 noce_find_if_block and cond_exec_find_if_block.
22028 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22029 blocks and the symmetric IF-ELSE-JOIN case.
22030 (cond_exec_find_if_block): Also new function mostly based on old
22031 find_if_block and process_if_block.
22032 (find_if_header): Replace find_if_block call with separately
22033 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22034 (find_cond_trap): Update noce_get_condition call.
22035 (dead_or_predicable): Likewise.
22037 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22039 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22041 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22042 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22043 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22044 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22045 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22046 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22047 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22048 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22049 __builtin_ia32_psrad128 builtins.
22051 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22053 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22054 * config/i386/constraints.md
22055 (define_constraint "I"): Use IN_RANGE macro.
22056 (define_constraint "J"): Ditto.
22057 (define_constraint "K"): Ditto.
22058 (define_constraint "M"): Ditto.
22059 (define_constraint "N"): Ditto.
22060 (define_constraint "O"): Ditto.
22061 * config/i386/predicates.md
22062 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22063 (define_predicate "const_0_to_3_operand"): Ditto.
22064 (define_predicate "const_0_to_7_operand"): Ditto.
22065 (define_predicate "const_0_to_15_operand"): Ditto.
22066 (define_predicate "const_0_to_63_operand"): Ditto.
22067 (define_predicate "const_0_to_255_operand"): Ditto.
22068 (define_predicate "const_1_to_31_operand"): Ditto.
22069 (define_predicate "const_2_to_3_operand"): Ditto.
22070 (define_predicate "const_4_to_7_operand"): Ditto.
22072 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22074 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22075 in SImode for save_world.
22076 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22079 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22081 PR tree-optimization/30784
22082 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22085 2007-03-25 Revital Eres <eres@il.ibm.com>
22087 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22088 Fold movement_possibility function into it.
22090 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22092 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22093 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22094 (call_indirect_nonlocal_darwin64): Same.
22095 (call_nonlocal_darwin64): Same.
22096 (call_value_indirect_nonlocal_darwin64): Same.
22097 (call_value_nonlocal_darwin64): Same.
22098 (sibcall_nonlocal_darwin64): Same.
22099 (sibcall_value_nonlocal_darwin64): Same.
22100 (sibcall_symbolic_64): Same.
22101 (sibcall_value_symbolic_64): Same.
22102 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22104 (rs6000_emit_load_toc_table): Same.
22105 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22106 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22108 (divss_call): Same.
22109 (divus_call): Same.
22110 (quoss_call): Same.
22111 (quous_call): Same.
22112 (load_toc_v4_pic_si): Same
22113 (load_toc_v4_PIC_1): Same.
22114 (load_toc_v4_PIC_1b): Same.
22115 (call_indirect_aix{32,64}): Same.
22116 (call_value_indirect_aix{32,64}): Same.
22118 (call_value): Same.
22119 (call_local{32,64}): Same.
22120 (call_value_local{32,64}): Same.
22121 (call_indirect_nonlocal_aix{32,64}): Same.
22122 (call_nonlocal_aix{32,64}): Same.
22123 (call_value_indirect_nonlocal_aix{32,64}): Same.
22124 (call_value_nonlocal_aix{32,64}): Same.
22125 (call_indirect_nonlocal_sysv<mode>): Same.
22126 (call_nonlocal_sysv<mode>): Same.
22127 (call_value_indirect_nonlocal_sysv<mode>): Same.
22128 (call_value_nonlocal_sysv<mode>): Same.
22130 (sibcall_local{32,64}): Same.
22131 (sibcall_value_local{32,64}): Same.
22132 (sibcall_nonlocal_aix{32,64}): Same.
22133 (sibcall_value_nonlocal_aix{32,64}): Same.
22134 (sibcall_nonlocal_sysv<mode>): Same.
22135 (sibcall_value): Same.
22136 (sibcall_value_nonlocal_sysv<mode>): Same.
22138 2007-03-24 Paul Brook <paul@codesourcery.com>
22140 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22141 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22143 2007-03-24 Richard Henderson <rth@redhat.com>
22145 * config/ia64/constraints.md: New file.
22146 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22147 satisfies_constraint_?.
22148 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22149 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22150 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22151 ia64_output_mi_thunk): Likewise.
22152 (ia64_const_ok_for_letter_p): Remove.
22153 (ia64_const_double_ok_for_letter_p): Remove.
22154 (ia64_extra_constraint): Remove.
22155 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22156 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22157 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22158 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22159 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22160 EXTRA_MEMORY_CONSTRAINT): Remove.
22161 * config/ia64/ia64.md: Include constriants.md. Replace
22162 CONST_OK_FOR_? with satisfies_constraint_?.
22164 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22165 H.J. Lu <hongjiu.lu@intel.com>
22167 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22169 (name macros): Use DPD_BID_NAME to convert names properly.
22171 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22172 decimal floating point format.
22173 (init_floating_libfuncs): Change decimal functions so that they
22174 have a "bid_" prefix if the decimal system uses the BID format,
22175 and "dpd_" prefix if the decimal system uses the DPD format.
22176 (init_interclass_conv_libfuncs): Ditto.
22177 (init_intraclass_conv_libfuncs): Ditto.
22179 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22180 using the BID format.
22182 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22183 whether we are using the BID decimal format.
22184 * configure: Regenerate.
22186 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22187 the compiler has decimal floating point enabled. Define
22188 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22191 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22192 using the BID format.
22194 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22195 whether we are using the BID decimal format.
22196 * configure: Regenerate.
22198 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22199 the compiler has decimal floating point enabled. Define
22200 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22203 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22204 options, and that it is enabled for i386/x86_64 systems.
22206 * Makefile.in (enable_decimal_float): New.
22208 (DECNUMINC): Add -I$(DECNUMFMT).
22209 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22210 to $(DECNUMFMT) from $(DECNUM).
22212 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22213 Substitute enable_decimal_float.
22214 * configure: Regenerated.
22217 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22220 * configure.ac: Enable decimal float for x86_64-*-linux*.
22221 * configure: Regenerated.
22224 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22225 decimal128ClearSign to flip and clear the sign bit in decimal128.
22226 (decimal_real_maxval): Set decimal128SetSign to set the sign
22229 2007-03-23 Ian Lance Taylor <iant@google.com>
22231 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22233 2007-03-23 Ian Lance Taylor <iant@google.com>
22235 * tree-dump.c (dump_files): Correct comment.
22237 2007-03-23 Ian Lance Taylor <iant@google.com>
22239 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22241 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22243 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22244 in cfglayout mode. Don't go into and out of cfglayout mode.
22245 Link the blocks in the order of the constructed traces.
22246 (rest_of_handle_tracer): Adjust call to tracer.
22247 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22248 Don't go into cfglayout mode.
22249 (rtl_loop_done): Don't go out of cfglayout mode.
22250 * cfglayout.c (relink_block_chain): New function, split out from...
22251 (fixup_reorder_chain): ...here. Remove redundant checking.
22252 (cfg_layout_finalize): Don't clear the header, footer, and aux
22253 fields here, move the code to do so to relink_block_chain. Likewise
22254 for free_original_copy_tables.
22255 * rtl.h (tracer): Update prototype.
22256 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22257 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22258 mode. Use relink_block_chain to serialize the CFG according to the
22259 new basic block order. Move targetm.cannot_modify_jumps_p check from
22261 (gate_handle_reorder_blocks): ...to here.
22262 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22264 (gate_duplicate_computed_gotos): ...to here.
22265 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22266 something always changes when going into and out of cfglayout mode.
22267 Perform an expensive cfg cleanup while going into cfglayout mode.
22268 Always update liveness information on HAVE_conditional_execution
22269 targets. Reserialize the basic blocks and go out of cfglayout mode.
22270 * reg-stack.c: Include cfglayout.h.
22271 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22272 the call to reorder_basic_blocks.
22273 * basic-block.h (reorder_basic_blocks): Update prototype.
22274 (relink_block_chain): New prototype.
22275 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22277 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22279 * config/mips/mips.md (type, hazard, *movdi_32bit,
22280 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22281 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22282 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22283 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22284 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22286 (movcc): Change first xfer to multi.
22287 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22288 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22289 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22290 config/mips/generic.md: Change reservations using "xfer" to use
22292 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22293 using match_operand.
22294 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22295 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22297 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22299 2007-03-22 Richard Henderson <rth@redhat.com>
22301 * config/i386/i386.c: Remove unnecessary function declarations.
22302 Move targetm definition, and all related macros, to the end of
22303 the file. Resort some functions to put definitions before uses.
22304 (ix86_attribute_table): Make static. Move to end of file.
22305 (ix86_gimplify_va_arg): Make static.
22307 2007-03-22 Richard Henderson <rth@redhat.com>
22309 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22310 don't increase local_regparm with force_align_arg_pointer check.
22311 (ix86_function_sseregparm): Assert 32-bit.
22312 (type_has_variadic_args_p): New.
22313 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22314 type_has_variadic_args_p.
22315 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22316 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22317 use memset instead. Do maybe_vaarg check first; skip attribute
22318 tests if true; skip attribute tests for 64-bit.
22319 (construct_container): Remove TARGET_DEBUG_ARG.
22320 (function_arg_advance_32, function_arg_advance_64): Split out ...
22321 (function_arg_advance): ... from here.
22322 (function_arg_32, function_arg_64): Split out ...
22323 (function_arg): ... from here.
22324 (ix86_pass_by_reference): Tidy.
22325 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22326 (function_value_32): New, from parts of ix86_function_value
22327 and ix86_value_regno.
22328 (function_value_64): New, from parts of ix86_function_value
22329 and ix86_libcall_value.
22330 (ix86_function_value_1): New.
22331 (ix86_function_value, ix86_libcall_value): Use it.
22332 (return_in_memory_32, return_in_memory_64): Split out ...
22333 (ix86_return_in_memory): ... from here.
22334 (ix86_struct_value_rtx): Skip for 64-bit.
22335 (ix86_libcall_value, ix86_value_regno): Remove.
22336 (setup_incoming_varargs_64): Split out ...
22337 (ix86_setup_incoming_varargs): ... from here.
22338 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22339 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22340 * config/i386/i386-protos.h (ix86_function_value): Remove.
22341 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22343 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22346 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22347 infinities not supported, otherwise emit warning if -Woverflow. On
22348 underflow, emit warning if -Woverflow.
22349 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22351 * real.h (real_from_string): Update declaration
22353 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22354 Richard Henderson <rth@redhat.com>
22356 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22357 * calls.c (compute_argument_block_size, expand_call,
22358 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22359 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22360 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22361 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22362 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22363 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22364 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22365 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22368 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22370 * c-incpath.c (add_sysroot_to_chain): New.
22371 (merge_include_chains): Add sysroot argument. Call
22372 add_sysroot_to_chain if sysrooted.
22373 (register_include_chains): Update call to merge_include_chains.
22374 * doc/cppopts.texi: Document use of '=' in include directory
22377 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22379 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22380 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22381 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22382 insn pattern using X87MODEF12 mode macro.
22384 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22386 * regmove.c (regmove_optimize): Use reg_mentioned_p
22387 instead of reg_overlap_mentioned_p for DST.
22389 2007-03-21 Mike Stump <mrs@apple.com>
22391 * c.opt: Fixup for Objective-C/C++.
22393 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22395 * explow.c (convert_memory_address): Fold memory reference when
22396 POINTERS_EXTEND_UNSIGNED < 0
22398 2007-03-21 Richard Henderson <rth@redhat.com>
22401 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22402 * config/i386/mmintrin.h (__m64): Likewise.
22403 * config/i386/xmmintrin.h (__m128): Likewise.
22405 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22407 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22408 (VXWORKS_OS_CPP_BUILTINS): Define.
22409 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22410 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22412 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22414 * rtl.h (constant_pool_reference_p): Delete.
22415 (find_constant_src): Declare.
22416 * rtlanal.c (find_constant_src): New function.
22417 * simplify-rtx.c (constant_pool_reference_p): Delete.
22418 * config/i386/i386.md: Use find_constant_src instead of
22419 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22421 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22423 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22424 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22426 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22428 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22429 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22430 (arm_elf_asm_constructor): Use it.
22431 (arm_elf_asm_destructor): New function.
22433 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22435 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22437 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22439 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22441 2007-03-19 Andrew Haley <aph@redhat.com>
22443 PR tree-optimization/31264
22444 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22445 VIEW_CONVERT_EXPRs.
22447 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22449 PR rtl-optimization/30907
22450 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22451 (fwprop_init): Always call loop_optimizer_initialize.
22452 (fwprop_done): Always call loop_optimizer_finalize.
22453 (fwprop): We always have loop info now.
22454 (gate_fwprop_addr): Remove.
22455 (pass_fwprop_addr): Use gate_fwprop as gate.
22457 PR rtl-optimization/30841
22458 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22459 df_chain_alloc): Call df_reorganize_refs unconditionally.
22460 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22461 refs_organized to refs_organized_size.
22462 (df_ref_create_structure): Use refs_organized_size instead of
22463 bitmap_size if refs had been organized, and keep refs_organized_size
22465 * df.h (struct df_ref_info): Change refs_organized to
22466 refs_organized_size.
22467 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22470 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22472 * except.c (output_function_exception_table): Do not reference the
22473 EH personality routine for functions that do not require an
22476 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22479 * c-typeck.c (convert_for_assignment): Call comptypes for
22480 RECORD_TYPE or UNION_TYPE.
22482 PR inline-asm/30505
22483 * reload1.c (reload): Do invalid ASM checking after
22484 cleanup_subreg_operands.
22486 2007-03-19 Jeff Law <law@redhat.com>
22488 * tree-cfg.c (find_taken_edge): Tighten conditions for
22489 optimizing computed gotos.
22491 2007-03-19 Michael Matz <matz@suse.de>
22493 * builtins.c (expand_builtin_sync_operation,
22494 expand_builtin_compare_and_swap,
22495 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22498 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22499 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22502 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22504 * doc/tm.texi: Add brackets around the return type of
22505 TARGET_SECONDARY_RELOAD.
22507 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22508 Richard Guenther <rguenther@suse.de>
22510 PR tree-optimization/31254
22511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22512 Use handled_component_p () where appropriate. Continue
22513 propagating into the rhs if we propagated into an INDIRECT_REF
22516 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22518 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22519 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22520 (xde, xdee): Mode attributes adjusted to support DFP modes.
22521 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22522 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22523 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22524 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22525 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22526 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22527 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22529 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22530 "movsf"): Insn definitions removed.
22531 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22532 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22533 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22535 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22536 "reload_in<mode>", "reload_out<mode>"): Expander added.
22537 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22540 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22542 * config/s390/s390.md: Only non-functional changes. Renamed
22543 FPR mode macro to BFP all over the file.
22545 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22547 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22548 (op_type attribute): RRF instruction type added.
22549 (fT0): New mode attribute.
22550 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22551 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22552 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22553 instruction no secondary memory is needed when moving DFmode values
22554 between GPRs and FPRs.
22556 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22558 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22559 inverted and documentation adjusted.
22560 ("mhard-dfp", "msoft-dfp"): New options.
22561 * config/s390/s390.c (s390_handle_arch_option): New architecture
22563 (override_options): Sanity checks for the new options added.
22564 * config.gcc: New architecture switch: z9-ec.
22565 * config/s390/s390.h (processor_flags): PF_DFP added.
22566 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22567 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22568 when the bit is NOT set so remove it from the defaults.
22570 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22572 * genemit.c (main): Print include statement for dfp.h.
22573 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22576 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22578 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22580 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22583 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22584 instead of PATTERN.
22586 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22588 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22589 attr_length_call, output_call, output_indirect_call): Cleanup
22590 formatting of targetm calls.
22592 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22594 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22596 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22598 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22599 reservation, bypass and anti-bypass descriptions for these
22600 instructions. Update move patterns.
22601 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22604 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22606 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22607 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22608 (get_initial_def_for_reduction): Likewise.
22610 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22612 Fix PR tree-optimization/29922
22613 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22614 (get_representative): Removed.
22615 (value_dies_in_block_x): Update for rvuse removal.
22616 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22617 (compute_antic_aux): Handle when PHI nodes appear in
22618 non-single-successors.
22619 (dump_bitmap_of_names): Removed.
22620 (compute_antic_safe): Renamed and removed rvuse calculation.
22621 Calculate only antic safe.
22622 (insert_into_preds_of_block): Remove assert.
22623 (execute_pre): Update for renamed functions.
22624 (defer_or_phi_translate_block): New function.
22626 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22628 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22629 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22631 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22632 Follow spelling conventions.
22634 * tree-data-ref.h: Remove the prototype for analyze_array.
22636 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22638 PR tree-optimization/31041
22639 * tree-vect-transform.c (get_initial_def_for_induction): Call
22640 force_gimple_operand.
22642 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22644 * ipa-type-escape.c (look_for_casts) : Revert code to use
22645 handled_component_p due to ada test a-numaux.adb.
22647 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22649 * final.c (final_scan_insn): Alter the condition of a
22650 conditional trap if we have nonstandard CC.
22652 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22654 * configure.ac: Remove excess quoting from asm line 0 test.
22655 * configure: Rebuilt.
22657 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22659 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22660 * c-common.c (convert_and_check): Move warning logic to...
22661 (warnings_for_convert_and_check): ...here. Define.
22662 * c-common.h (warnings_for_convert_and_check): Declare.
22664 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22666 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22667 (output_call): Likewise.
22669 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22671 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22673 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22675 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22677 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22679 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22680 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22682 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22684 PR tree-optimization/31183
22685 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22686 Use double_int instead of unsigned int for representing access_strides.
22687 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22689 2007-03-16 Richard Guenther <rguenther@suse.de>
22691 PR tree-optimization/31146
22692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22693 to allow recursion of forward_propagate_addr_expr.
22694 (forward_propagate_addr_into_variable_array_index): Likewise.
22695 (forward_propagate_addr_expr): Likewise.
22696 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22697 (forward_propagate_addr_expr_1): Recurse on simple copies
22698 instead of propagating into them. Do so for useless conversions
22700 (forward_propagate_addr_expr): Clean up unused statements after
22703 2007-03-16 Richard Guenther <rguenther@suse.de>
22705 * builtins.c (expand_builtin_cexpi): Use the right argument
22706 for the expansion via cexp.
22708 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22710 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22711 * configure: Rebuilt.
22713 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22716 * dwarf2out.c (force_type_die): Adjust comment.
22717 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22719 2007-03-15 DJ Delorie <dj@redhat.com>
22721 * config/frv/predicates.md (minmax_operator): Don't check operands
22724 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22726 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22727 Update constant estimates of number of iterations.
22728 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22729 argument renamed to "realistic".
22730 (compute_estimated_nb_iterations): Removed.
22731 (record_niter_bound): New function.
22732 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22733 call record_nonwrapping_iv with upper = false.
22734 (infer_loop_bounds_from_signedness): Pass upper argument to
22735 record_nonwrapping_iv.
22736 (estimate_numbers_of_iterations_loop): Do not call
22737 compute_estimated_nb_iterations. Record estimate based on profile
22738 information. Initialize the constant estimates of number of
22740 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22742 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22743 number of iterations is too small.
22744 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22745 (EST_NOT_AVAILABLE): Removed.
22746 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22747 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22750 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22752 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22753 Handle NE_EXPR guards.
22755 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22758 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22759 Set also -pedantic-errors by default for the preprocessor unless
22760 -fpermissive is given.
22762 2007-03-15 Richard Guenther <rguenther@suse.de>
22764 PR middle-end/29719
22765 PR middle-end/31161
22766 * builtins.c (expand_builtin_cexpi): As a fallback if we
22767 don't have builtins for sincos or cexp create a function
22768 declaration for cexp and expand to a call to that.
22769 (expand_builtin_int_roundingfn): Always fall
22770 back to floor/ceil and its variants even if they may be
22773 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22775 PR middle-end/31159
22776 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22777 jump tables, move the call to delete_dead_jumptables from here...
22778 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22779 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22780 don't allow merging of blocks that try_redirect_by_replacing_jump
22781 also does not handle when not optimizing.
22783 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22784 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22786 * config/i386/i386.md (x86_sahf_1): Correctly handle
22789 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22792 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22793 x86_64_general_operand as operand[2] predicate. Remove "iF"
22794 from operand constraints and use "e" constraint instead.
22795 (*subti3_1, *subti3_1 splitter): Ditto.
22796 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22797 operand[1] predicate.
22799 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22801 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22802 arrays, multiply the access strides by the size of the sub-array.
22803 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22805 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22807 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22808 the configured assembler supports the sahf mnemonic.
22809 * configure: Regenerate.
22810 * config.in: Regenerate.
22812 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22813 emit "sahf" or ".byte\t0x9e" as asm template.
22815 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22818 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22819 option to replace hard coded TARGET_xxx in md file.
22820 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22821 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22822 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22823 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22824 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22825 (X86_TUNE_NOT_VECTORMODE): Ditto.
22826 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22827 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22828 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22829 (TUNE_SLOW_IMUL_IMM8): Ditto.
22830 (TUNE_MOVE_M1_VIA_OR): Ditto.
22831 (TUNE_NOT_UNPAIRABLE): Ditto.
22832 (TUNE_NOT_VECTORMODE): Ditto.
22834 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22837 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22838 tuning options instead of hard coded TARGET_xxx.
22839 (fix ssemode peephole2's): Ditto.
22840 (imul peephole2's): Ditto.
22842 (movdi_or_rex64): Ditto.
22843 (move peephole2): Ditto.
22844 (not peephole2's): Ditto.
22846 2007-03-14 Dirk Mueller <dmueller@suse.de>
22848 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22849 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22850 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22852 * c-parser.c (c_parser_do_statement): Warn about empty body in
22853 do/while statement.
22854 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22855 * doc/invoke.texi (-Wempty-body): Update documentation.
22857 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22860 * c-common.h (warn_for_div_by_zero): Declare.
22861 * c-common.c (warn_for_div_by_zero): Define.
22862 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22865 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22867 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22868 to PREFIX and STANDARD_PREFIX.
22870 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22871 Phil Edwards <phil@codesourcery.com>
22873 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22874 (__gthread_once_t): Remove busy field for RTPs.
22875 (__GTHREAD_ONCE_INIT): Update accordingly.
22877 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22879 * doc/invoke.texi: Document VxWorks options.
22881 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22883 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22885 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22887 PR tree-optimization/30590
22888 * tree-nrv.c (tree_nrv): Check for the partial update of the
22891 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22893 * flags.h (flag_random_seed): Remove declaration, in favor of...
22894 * toplev.h (get_random_seed, set_random_seed): ... these.
22895 * tree.c (get_file_function_name): Use the former.
22896 * opts.c (common_handle_option): Use the latter.
22899 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22901 PR middle-end/31127
22902 * cse.c (cse_find_path): Do not bail out if a basic block that
22903 we already visited now becomes part of a path that starts at a
22904 different basic block. Just disallow this, to make sure we
22905 visit each basic block at most once.
22907 2007-03-13 Jan Hubicka <jh@suse.cz>
22909 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22910 attributes, when profile esitmate is present, calls with very low
22911 frequency are cold.
22913 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22915 PR tree-optimization/30730
22916 PR tree-optimization/26900
22917 * tree-ssa-loop-niter.c: Include gmp.h.
22918 (bounds): New type.
22919 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22920 split_to_var_and_offset, determine_value_range,
22921 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22922 bound_difference, bounds_add, bounds_negate,
22923 number_of_iterations_ne_max, dump_affine_iv): New functions.
22924 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22925 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22926 difference of initial and final value of control iv to validate
22928 (number_of_iterations_cond): Add loop parameter. Determine bounds
22929 on the difference of the extremes of the control iv. Add dumps.
22930 (expand_simple_operations): Handle phi nodes.
22931 (simplify_using_initial_conditions): Do not record used conditions.
22932 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22933 Do not set additional_info.
22934 (implies_nonnegative_p, implies_ge_p): Removed.
22935 (derive_constant_upper_bound): Do not use parameter `additional'.
22936 (record_estimate): Parameter `additional' removed. Parameter
22937 `i_bound' added. Do not call derive_constant_upper_bound.
22938 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22939 bound the number of iterations estimate.
22940 (estimate_numbers_of_iterations_loop): Pass the estimate from
22941 the number of iterations analysis to record_estimate.
22942 * tree.h (multiple_of_p): Declare.
22943 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22944 (scev_const_prop): Do not check expression_expensive_p.
22945 * fold-const.c (multiple_of_p): Exported.
22946 * double-int.c (double_int_mask): Exported.
22947 * double-int.h (double_int_mask): Declare.
22948 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22949 field. Added max field.
22951 2007-03-13 David Taylor <taylor@candd.org>
22954 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22957 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22960 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22961 two unamed patterns.
22963 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22965 * config/i386/i386.opt (mcx16, msahf): New options.
22966 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22967 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22969 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22970 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22971 Output -mcx16 and -msahf options when corresponding bit is set.
22973 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22974 and -msahf options.
22976 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22978 * configure.ac: Test for assembler tolerance to # 0 "".
22979 * configure, config.in: Rebuilt.
22980 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22982 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22984 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22986 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22987 (handle_syscall): Handle direct system calls.
22988 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22990 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22992 * doc/invoke.texi: Fix cpp.info cross-reference.
22993 * doc/passes.texi: Fix gcc.info cross-reference.
22995 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22997 PR tree-optimization/30835
22998 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22999 bb_for_stmt is not NULL before accessing it.
23001 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23003 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23006 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23009 * doc/install.texi: Document --enable-stage1-languages
23011 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23013 * tree-pass.h (pass_into_cfg_layout_mode,
23014 pass_outof_cfg_layout_mode): Declare.
23015 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23016 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23017 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23018 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23020 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23022 * c-decl.c (warn_variable_length_array): New function.
23023 Refactored from grokdeclarator to handle warn_vla
23024 and handle unnamed array case.
23025 (grokdeclarator): Refactored VLA warning case.
23026 * c.opt (Wvla): New flag.
23027 * doc/invoke.texi (Wvla): New warning.
23029 2007-03-12 Richard Henderson <rth@redhat.com>
23031 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23032 (TARGET_SECTION_TYPE_FLAGS): New.
23034 2007-03-12 Richard Henderson <rth@redhat.com>
23036 * config/darwin.c (machopic_reloc_rw_mask): New.
23037 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23038 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23040 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23042 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23043 * cppdefault.h (cpp_PREFIX): Document.
23044 (cpp_PREFIX_len): Likewise.
23045 (cpp_EXEC_PREFIX): New variable.
23046 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23047 * c-incpath.c (add_standard_paths): Correct logic for relocating
23048 paths within prefix.
23050 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23052 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23053 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23055 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23056 fix_truncdfdi_sse using SSEMODEF mode macro.
23057 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23058 fix_truncdfsi_sse using SSEMODEF mode macro.
23059 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23060 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23062 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23064 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23065 elfos.h to tm_file.
23067 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23069 * tree.h : Add multiple_of_p declaration.
23070 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23071 * ipa-type-escape.c (results_of_malloc): Redundant.
23072 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23073 (cast_type): Extended with new members.
23074 (check_cast): Returns cast_type.
23075 (cast): New structure for data of walk_use_def_chains.
23076 (is_malloc_result, is_cast_from_non_pointer_1,
23077 is_cast_from_non_pointer,
23078 is_array_access_through_pointer_and_index): New functions.
23079 (look_for_casts): Returns cast types.
23080 (check_call): Returns void.
23081 (okay_pointer_operation): Use support of pointer plus index,
23082 pointer plus constant and allow all multiplications.
23084 2007-03-11 Richard Guenther <rguenther@suse.de>
23086 PR tree-optimization/31115
23087 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23088 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23089 A shift count of zero is not special as with *_DIV_EXPR.
23090 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23093 2007-03-11 Ian Lance Taylor <iant@google.com>
23095 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23096 the *_DIV_EXPR codes correctly with overflow infinities.
23098 2007-03-11 Ira Rosen <irar@il.ibm.com>
23100 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23101 indicate success/failure of the analysis. Add negation to subtrahend
23102 in case of subtraction. Fail if both operands contain constants.
23103 (create_data_ref): Fail if analyze_offset fails.
23105 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23107 * config/i386/i386.md (frndintxf2): Rename to ...
23108 (rintxf2): ... this. Remove expander having same name.
23109 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23110 (roundsf2, rounddf2): Ditto.
23111 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23112 (lround<mode>di2, lround<mode>si2): Ditto.
23114 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23116 * lower-subreg.c: Include except.h.
23117 (decompose_multiword_subregs): Verify that the only control flow
23118 insns we can split are loads to multi-words pseudos.
23119 Handle breaking such blocks after splitting, instead of calling
23120 find_many_sub_basic_blocks.
23122 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23123 on the new basic block. Add a lengthy comment explaining why we
23124 thought this was necessary.
23125 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23127 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23130 * tree.c (walk_type_fields): Recurse into the element type of
23131 ARRAY_TYPEs if there is a pointer set.
23133 2007-03-10 Dirk Mueller <dmueller@suse.de>
23135 * c-common.c (warn_logical_operator): Fix condition.
23137 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23139 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23141 * config/darwin.c (machopic_select_section): Remove superfluous
23142 argument in call to categorize_decl_for_section. Remove unused
23145 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23147 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23149 * configure: Regenerate.
23151 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23154 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23155 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23156 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23157 Add LABEL_NUSES to emitted label.
23158 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23159 branch probability value to emitted jump insn.
23160 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23161 Do not check life information and do not re-arrange input operands
23162 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23164 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23166 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23167 the change of decode_asm_operands.
23169 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23171 * mode-switching.c (create_pre_exit): Skip blockage insn.
23173 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23175 * tree-pass.h (TODO_update_smt_usage): Remove.
23177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23181 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23183 * pa.c (attr_length_call): Revise condition for long
23184 pc-relative branch.
23185 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23186 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23187 sequence on SOM target.
23189 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23191 * gcc.c: Document %{, in big comment at top.
23192 (input_suffix_matches): Remove special handling for .s and
23194 (input_spec_matches): New.
23195 (handle_braces): Handle %{,.
23196 (validate_switches): ',' indicates a value which is not a switch.
23197 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23198 to detect assembler input.
23199 * config/i386/sol2.h (CPP_SPEC): Likewise.
23200 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23201 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23202 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23203 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23204 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23205 -m64 causes deployment target to default to 10.5.
23206 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23208 2007-03-09 Richard Henderson <rth@redhat.com>
23211 * target.h (targetm.asm.out.reloc_rw_mask): New.
23212 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23213 (TARGET_ASM_OUT): Use it.
23214 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23215 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23216 use the new reloc_rw_mask target hook instead.
23217 (default_section_type_flags_1): Merge into...
23218 (default_section_type_flags): ... here.
23219 (decl_readonly_section_1): Merge into...
23220 (decl_readonly_section): ... here.
23221 (default_elf_select_section_1): Merge into...
23222 (default_elf_select_section): ... here.
23223 (default_unique_section_1): Merge into...
23224 (default_unique_section): ... here.
23225 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23226 (default_select_rtx_section): Use it.
23227 (default_elf_select_rtx_section): Likewise.
23228 * output.h: Update to match.
23229 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23230 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23231 (TARGET_ASM_RELOC_RW_MASK): New.
23232 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23233 to categorize_decl_for_section.
23234 (x86_64_elf_unique_section): Likewise.
23235 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23236 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23237 (TARGET_ASM_RELOC_RW_MASK): New.
23238 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23239 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23240 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23241 (TARGET_RWRELOC): Remove.
23242 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23243 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23244 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23245 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23246 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23247 (rs6000_xcoff_select_section): Use decl_readonly_section.
23248 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23249 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23250 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23251 (TARGET_SECTION_TYPE_FLAGS): Remove.
23252 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23254 2007-03-09 Roger Sayle <roger@eyesopen.com>
23256 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23257 complex constant equality/inequality comparisons for here.
23258 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23259 known at compile-time or can be simplified to a scalar comparison.
23260 (fold_relational_const): Move compile-time evaluation of complex
23261 constant equality/inequality comparisons to here.
23263 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23265 PR rtl-optimization/30643
23266 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23268 (fold_rtx): Recurse, like before 2006-11-03.
23270 2007-03-09 DJ Delorie <dj@redhat.com>
23272 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23275 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23277 PR tree-optimization/30375
23278 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23279 LHS of statements is not the same.
23280 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23282 2007-03-09 Chao-ying Fu <fu@mips.com>
23284 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23286 * doc/invoke.texi (-mdspr2): Document new option.
23287 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23288 New unspec for DSP REV 2.
23289 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23290 these instructions are extended in DSP REV 2.
23291 (mips-dspr2.md): Include.
23292 * config/mips/mips.opt (mdspr2): New option.
23293 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23294 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23295 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23296 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23297 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23298 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23299 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23301 (bdesc_map): Add one field of unsupported_target_flags.
23302 (bdesc_arrays): Update entries to have extra fields. Add
23304 (mips_init_builtins): Initialize new function types.
23305 Check unsupported_target_fileds to filter out builtins.
23306 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23308 (ASM_SPEC): Pass mdspr2 to the assembler.
23309 * config/mips/mips-dspr2.md: New file.
23311 2007-03-09 Sa Liu <saliu@de.ibm.com>
23313 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23315 2007-03-09 Ian Lance Taylor <iant@google.com>
23317 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23318 argument) like -Wstrict-overflow=2.
23319 * doc/invoke.texi (Warning Options): Update documentation.
23321 2007-03-09 Dirk Mueller <dmueller@suse.de>
23324 * doc/invoke.texi (-Wlogical-op): Document.
23325 * common.opt (-Wlogical-op): New.
23326 * c-common.h (warn_logical_operator): Declare.
23327 * c-common.c (warn_logical_operator): Define.
23328 * c-typeck.c (parser_build_binary_op): Call
23329 warn_logical_operator.
23331 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23333 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23334 * final.c (final_scan_insn): Test for non-"" file name.
23336 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23338 * doc/loop.texi: Document the Omega linear constraints solver.
23339 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23340 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23341 omega-hash-table-size, omega-max-keys, and
23342 omega-eliminate-redundant-constraints.
23343 * tree-pass.h (pass_check_data_deps): Declared.
23346 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23347 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23348 pass_check_data_deps): New.
23349 * tree-data-ref.c (init_data_ref): Remove declaration.
23350 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23351 (analyze_array): Renamed init_array_ref, move up initializations.
23352 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23353 Removed arguments that are set to NULL.
23354 (analyze_indirect_ref): Correct indentation, correct call to
23356 (object_analysis): Call init_array_ref instead of analyze_array.
23357 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23358 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23359 of DR_ACCESS_FNS_ADDR.
23360 (init_omega_eq_with_af, omega_extract_distance_vectors,
23361 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23362 ddr_consistent_p): New.
23363 (compute_affine_dependence): Check consistency of ddrs when
23364 flag_check_data_deps is passed.
23365 (analyze_all_data_dependences): Uncomment.
23366 (tree_check_data_deps): New.
23367 * tree-data-ref.h: Include omega.h.
23368 (DR_ACCESS_FNS_ADDR): Removed.
23369 (data_dependence_relation): Add inner_loop.
23370 (DDR_INNER_LOOP): New.
23371 * common.opt (fcheck-data-deps): New.
23372 * tree-flow.h (tree_check_data_deps): Declare.
23373 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23374 (OBJS-common): Depend on omega.o.
23376 * passes.c (pass_check_data_deps): Scheduled.
23377 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23378 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23379 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23380 PARAM_VECT_MAX_VERSION_CHECKS,
23381 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23383 2007-03-09 Richard Guenther <rguenther@suse.de>
23385 PR tree-optimization/30904
23386 PR middle-end/31058
23387 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23388 the same way as *_DIV_EXPR.
23390 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23392 * recog.c (decode_asm_operands): No mixed declarations and code.
23394 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23396 * rtl.def (ASM_INPUT): Add location.
23397 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23398 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23399 (decode_asm_operands): Add loc operand.
23400 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23401 * stmt.c (expand_asm): Rename to...
23402 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23403 gen_rtx_ASM_INPUT_loc.
23404 (expand_asm_expr): Adjust.
23405 * recog.c (decode_asm_operands): Add loc operand.
23406 (check_asm_operands, extract_insn): Adjust.
23407 * reload1.c (maybe_fix_stack_asms): Likewise.
23408 * final.c (asm_insn_count): Likewise.
23409 (final_scan_insn): Output # line before and after asm.
23411 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23413 * tree-ssa-structalias.c (variable_info): Remove
23415 (new_var_info): Ditto.
23416 (shared_bitmap_info_t): New structure.
23417 (shared_bitmap_table): New variable.
23418 (shared_bitmap_hash): New function.
23419 (shared_bitmap_eq): Ditto
23420 (shared_bitmap_lookup): Ditto.
23421 (shared_bitmap_add): Ditto.
23422 (merge_smts_into): Change to take bitmap directly.
23423 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23424 (init_alias_vars): Init shared bitmap hashtable.
23425 (delete_points_to_sets): Delete shared bitmap hashtable.
23426 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23427 is_aliased removal as a change that was still necessary was
23430 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23432 * config/i386/i386.h (override_options): Conditionally disable
23433 x86_sahf for 64bit targets only.
23435 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23438 * c-decl.c (merge_decls): Don't call make_var_volatile.
23439 * varasm.c (make_var_volatile): Remove.
23440 * output.h (make_var_volatile): Remove.
23442 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23444 PR tree-optimization/31085
23445 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23447 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23449 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23450 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23451 ATTR_CONST_NOTHROW_LIST.
23453 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23456 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23458 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23460 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23463 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23465 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23466 passed, use shared libgcc.
23468 2007-03-08 Roger Sayle <roger@eyesopen.com>
23470 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23471 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23472 (honor_protect_cleanup_actions, lower_try_finally_switch):
23474 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23475 ifc_temp_var): Likewise.
23476 * tree-inline.c (setup_one_parameter): Likewise.
23477 * tree-mudflap.c (mf_decl_cache_locals,
23478 mf_build_check_statement_for): Likewise.
23479 * tree-nested.c (init_tmp_var, save_tmp_var,
23480 finalize_nesting_tree_1): Likewise.
23481 * tree-outof-ssa.c (insert_copy_on_edge,
23482 insert_backedge_copies): Likewise.
23483 * tree-profile.c (tree_gen_edge_profiler,
23484 tree_gen_ic_profiler): Likewise.
23485 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23486 * tree-sra.c (sra_build_assignment): Likewise.
23487 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23488 * tree-ssa-math-opts.c (insert_reciprocals,
23489 execute_cse_sincos_1): Likewise.
23490 * tree-tailcall.c (adjust_accumulator_values,
23491 adjust_return_value): Likewise.
23492 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23493 * tree-vect-transform.c (vect_create_data_ref_ptr,
23494 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23495 vect_create_epilog_for_reduction, vectorizable_reduction,
23496 vectorizable_call, vectorizable_conversion,
23497 vectorizable_assignment, vectorizable_operation,
23498 vectorizable_type_demotion, vect_gen_widened_results_half,
23499 vect_permute_store_chain, vectorizable_store,
23500 vect_setup_realignment, vect_permute_load_chain,
23501 vectorizable_load, vectorizable_condition,
23502 vect_create_cond_for_align_checks): Likewise.
23503 * tree-vrp.c (build_assert_expr_for): Likewise.
23505 2007-03-08 Ian Lance Taylor <iant@google.com>
23507 * tree-vrp.c: Include "intl.h".
23508 (usable_range_p): New static function.
23509 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23510 overflowed values, juts set *strict_overflow_p.
23511 (compare_values): Only return -2 if one of the operands is not a
23513 (compare_ranges): Call usable_range_p.
23514 (compare_range_with_value): Likewise.
23515 (vrp_evaluate_conditional_warnv): Rename from
23516 vrp_evaluate_conditional. Make static. Change all callers.
23517 (vrp_evaluate_conditional): New function.
23518 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23519 on signed overflow.
23520 (simplify_abs_using_ranges): Likewise.
23521 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23522 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23523 within_stmt parameter.
23524 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23525 vrp_evaluate_conditional.
23526 * tree-ssa-threadedge.c
23527 (record_temporary_equivalences_from_stmts_at_dest): Change
23528 simplify parameter to take a second tree parameter.
23529 (simplify_control_stmt_condition): Likewise.
23530 (thread_across_edge): Likewise.
23531 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23532 (thread_across_edge): Likewise.
23533 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23535 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23537 * config/i386/i386.h (TARGET_SAHF): New define.
23538 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23539 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23540 (x86_sahf): New global variable.
23541 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23542 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23543 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23544 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23546 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23547 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23548 when expanding fcomi/sahf based tests.
23549 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23550 expanding sahf based alternative. Emit sahf based sequence when
23551 optimizing for code size.
23552 * config/i386/i386.md (x86_sahf_1): Do not disable for
23553 TARGET_64BIT, enable for TARGET_SAHF.
23555 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23557 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23558 spurious whitespace from error message.
23560 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23563 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23565 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23567 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23569 * tree-sra.c (instantiate_element): Propagate disabled warnings
23570 from the element itself to the created variable.
23572 2007-03-07 Richard Henderson <rth@redhat.com>
23575 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23576 silently fix up the stack in the case of a missing register.
23578 2007-03-07 Paul Brook <paul@codesourcery.com>
23580 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23582 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23584 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23586 (phase1_vrs): Use them.
23587 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23588 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23589 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23590 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23591 __gnu_Unwind_Restore_WMMXC if required.
23592 (_Unwind_VRS_Pop): Implement iWMMXt support.
23593 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23594 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23595 gnu_Unwind_Save_WMMXC): Define.
23597 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23599 * config/vxworks.h (vxworks_override_options): Declare.
23600 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23601 * config/vxworks.c: Include target.h and toplev.h.
23602 (vxworks_override_options): New function.
23603 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23605 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23607 * config/s390/s390.c (override_options): Don't emit an error when
23608 -mstack-size is used without providing -mstack-guard.
23609 (s390_emit_prologue): Choose stack_guard value automatically if not
23610 provided via command line.
23611 * doc/invoke.texi: Adjust description of -mstack-guard and
23614 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23616 * config/i386/i386.c (output_set_got): Add a GOT initialization
23617 sequence for VxWorks PIC.
23618 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23619 around labels as well as symbols. Use gotoff_operand instead
23620 of local_symbolic_operand.
23621 (legitimize_pic_address): Use gotoff_operand instead of
23622 local_symbolic_operand. Use @GOT accesses for labels as
23624 (ix86_output_addr_diff_elt): Use PC-relative rather than
23625 GP-relative offsets for VxWorks PIC.
23626 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23627 no_new_pseudos. Check whether the returned register is op0.
23628 * config/i386/i386.md (tablejump): Use PC-relative rather than
23629 GP-relative offsets for VxWorks PIC.
23630 * config/i386/predicates.md (gotoff_operand): New predicate.
23632 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23634 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23636 * config/vxworks-dummy.h: New file.
23637 * config/i386/i386.h: Include it.
23639 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23641 * dwarf2out.c (is_inlined_entry_point): New
23642 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23643 DW_AT_ranges if the first subblock is the entry point.
23645 2007-03-06 David Daney <ddaney@avtrex.com>
23647 * doc/install.texi (mips-*-*): Change recommended binutils
23650 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23652 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23653 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23655 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23656 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23658 2007-03-06 Jan Hubicka <jh@suse.cz>
23660 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23661 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23663 (probably_cold_bb_p): Cold functions are cold.
23664 (probably_never_executed_bb_p): Cold functions are cold.
23665 (tree_bb_level_predictions): Predict calls to cold functions as not
23667 (compute_function_frequency): Check hot/cold attributes.
23668 * function.h (function_frequency): Update comments.
23669 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23670 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23671 (c_common_att): Add cold and hot.
23673 * doc/extend.texi (hot,cold attributes): Document.
23675 2007-03-06 Andrew Haley <aph@redhat.com>
23677 * function.c (expand_function_end): Move blockage to just after we
23678 emit the label for the naked return from the function.
23680 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23682 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23685 2007-03-06 Jan Hubicka <jh@suse.cz>
23687 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23688 loaded for constant large models. Non-large 64bit PIC can do.
23689 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23690 * cmodel.h: Add LARGE PIC.
23691 * i386.md (UNSPEC_PLTOFF): New.
23692 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23694 (*call_1_rex64): Disable for large models.
23695 (*call_1_rex64_large): New.
23696 (*call_value_1_rex64): Disable for large models.
23697 (*call_value_1_rex64_large): New.
23698 (set_rip_rex4): New.
23699 (set_got_offset_rex64): New.
23700 * predicates.md (constant_call_address_operand): For large model
23701 constant calls are not possible.
23702 * i386-protos.h (construct_plt_address): Declare.
23703 * i386.c (override_options): Accept large models.
23704 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23705 (legitimate_constant_p): Add new UNSPECs.
23706 (legitimate_pic_operand_p): Likewise.
23707 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23708 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23710 (output_pic_addr_const): Add PLTOFF.
23711 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23712 (ix86_expand_move): Legitimize pic address when in PIC mode.
23713 (construct_plt_address): New function.
23714 (ix86_expand_call): Offload the address to register and use GOT
23715 pointer for large model.
23716 * invoke.texi (mcmodel=large): Update documentation.
23718 2007-03-06 Richard Henderson <rth@redhat.com>
23720 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23721 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23722 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23723 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23724 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23725 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23726 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23727 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23728 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23729 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23730 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23731 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23732 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23733 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23734 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23735 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23736 x86_schedule, x86_use_bt, x86_pad_returns,
23737 x86_use_xchgb): Merge into ...
23738 (ix86_tune_features): ... here. New array.
23739 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23740 x86_bswap): Merge into ...
23741 (ix86_arch_features): ... here. New array.
23742 (x86_3dnow_a): Remove.
23743 (x86_accumulate_outgoing_args): Make static.
23744 (x86_arch_always_fancy_math_387): Make static.
23745 (ix86_tune_mask, ix86_arch_mask): Move ...
23746 (override_options): ... to local variables here. Apply the
23747 appropriate mask to each element of ix86_arch_features and
23748 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23749 as were done in the old macros.
23750 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23751 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23752 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23753 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23754 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23755 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23756 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23757 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23758 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23759 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23760 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23761 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23762 x86_accumulate_outgoing_args, x86_prologue_using_move,
23763 x86_epilogue_using_move, x86_decompose_lea,
23764 x86_arch_always_fancy_math_387, x86_shift1,
23765 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23766 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23767 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23768 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23769 x86_use_incdec, x86_pad_returns, x86_bswap,
23770 x86_partial_flag_reg_stall): Remove.
23771 (enum ix86_tune_indices): New.
23772 (ix86_tune_features): New.
23773 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23774 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23775 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23776 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23777 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23778 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23779 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23780 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23781 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23782 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23783 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23784 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23785 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23786 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23787 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23788 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23789 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23790 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23791 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23792 TARGET_EXT_80387_CONSTANTS): Use it.
23793 (enum ix86_arch_indices): New.
23794 (ix86_arch_features): New.
23795 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23796 TARGET_BSWAP): Use it.
23797 (ix86_tune_mask, ix86_arch_mask): Remove.
23799 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23802 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23803 Define using $${sysroot_headers_suffix}.
23804 * configure: Regenerate.
23805 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23806 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23808 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23809 * gcc.c (print_sysroot_headers_suffix): New.
23810 (option_map): Include --print-sysroot-headers-suffix.
23811 (display_help): Mention -print-sysroot-headers-suffix.
23812 (process_command): Handle -print-sysroot-headers-suffix.
23813 (do_spec_1): Append multilib directory to include-fixed path if
23814 sysroot suffixes in use.
23815 (main): Handle -print-sysroot-headers-suffix.
23816 * Makefile.in (start.encap): Don't depend on xlimits.h
23817 (xlimits.h): Remove.
23818 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23819 limits.h for each multilib in fixinc_list.
23820 (fixinc_list, s-fixinc_list): New.
23821 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23822 generate them for each multilib in fixinc_list.
23823 (stmp-fixproto): Use include-fixed. Run fixproto for each
23824 multilib in fixinc_list.
23825 (mostlyclean): Don't remove xlimits.h.
23826 (clean): Remove include-fixed.
23827 (real-install-headers-tar, real-install-headers-cpio,
23828 real-install-headers-cp): Don't copy include, only include-fixed.
23829 (install-mkheaders): Depend on fixinc_list. Don't depend on
23830 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23831 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23832 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23834 2007-03-06 Jan Hubicka <jh@suse.cz>
23836 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23839 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23841 * configure.ac: Allow tm_file to contain build-directory files.
23842 * configure: Regenerate.
23843 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23844 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23845 * config/m68k/print-sysroot-suffix.sh: New file.
23847 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23849 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23850 of pic_offset_table_rtx if reload_completed.
23851 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23852 PIC_OFFSET_TABLE_REGNUM.
23853 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23855 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23856 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23858 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23860 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23861 functions that call eh_return.
23863 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23865 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23866 functions that need a constant pool.
23868 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23871 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23872 (m68k_preferred_reload_class): Likewise.
23873 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23874 (SECONDARY_RELOAD_CLASS): Define.
23875 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23876 (LIMIT_RELOAD_CLASS): Delete.
23877 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23878 registers from storing bytes.
23879 (m68k_secondary_reload_class): New function.
23880 (m68k_preferred_reload_class): Likewise.
23882 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23884 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23886 (m68k_expand_prologue): Likewise.
23888 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23890 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23891 (mips_expand_epilogue): Add a bool parameter.
23892 (m68k_legitimize_sibcall_address): Declare.
23893 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23894 (m68k_expand_epilogue): Add a parameter to select between sibling
23895 and normal epilogues. Only generate a return for the latter.
23896 (m68k_ok_for_sibcall_p): New function.
23897 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23898 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23899 (sibcall_value, *sibcall_value): Likewise.
23900 (*call, *call_value): Require !SIBLING_CALL_P.
23901 (epilogue): Update call to m68k_expand_epilogue.
23902 (sibcall_epilogue): New pattern.
23903 * config/m68k/predicates.md (const_call_operand): Say that this
23904 predicate applies to sibling calls too.
23905 (sibcall_operand): New predicate.
23907 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23909 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23910 alternatives as movsi_cf.
23911 (movsf_cf_hard): Add commentary.
23913 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23914 Richard Sandiford <richard@codesourcery.com>
23916 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23917 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23918 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23919 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23920 as being live on exit from an interrupt function.
23921 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23922 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23923 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23924 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23925 (m68k_interrupt_function_p): Globalize.
23926 (m68k_compute_frame_layout): Remove reverse mask code.
23927 (m68k_emit_movem, m68k_set_frame_related): New functions.
23928 (m68k_output_function_prologue): Delete in favor of...
23929 (m68k_expand_prologue): ...this new function.
23930 (m68k_output_function_epilogue): Delete in favor of...
23931 (m68k_expand_epilogue): ...this new function.
23932 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23934 (print_operand): Handle %?.
23935 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23936 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23937 (prologue, epilogue): New patterns.
23938 (return): Turn into a define_expand.
23939 (*return): New pattern, derived from old "return" pattern. Use rte
23940 rather than rts for interrupt functions. Only use rtd if the pop
23942 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23943 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23944 (link, *link, unlink, *unlink, load_got): Likewise.
23946 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23950 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23951 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23952 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23953 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23954 and m68k_matches_u_p.
23955 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23956 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23957 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23958 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23959 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23960 (REG_STRICT_P): New macro.
23961 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23962 PCREL_GENERAL_OPERAND_OK.
23963 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23964 m68k_legitimate_base_reg_p.
23965 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23966 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23967 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23968 * config/m68k/m68k.c (m68k_address): New structure.
23969 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23970 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23971 (m68k_jump_table_ref_p, m68k_decompose_address)
23972 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23973 (m68k_matches_u_p): New functions.
23974 (print_operand_address): Rewrite to use m68k_decompose_index.
23976 2007-03-05 David Taylor <dtaylor@emc.com>
23978 * gcc.c: Correct copyright date in --version output.
23980 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23982 * pa.md: In unamed move patterns, disparge copies between general
23983 and floating point registers using '?' modifier. Don't include 'f'
23984 constraint for register preferences in DImode, SImode, HImode and
23985 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23986 Remove constraints for copies between general and floating registers
23987 in soft-float DFmode pattern.
23988 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23992 2007-03-05 Mike Stump <mrs@apple.com>
23994 * c-common.c (targetcm): Add.
23995 * c-opts.c (c_common_handle_option): Handle language specific
23997 * opts.c (handle_option): Verify language for target options, if
23999 * opth-gen.awk: Add CL_LANG_ALL.
24000 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24001 (TARGETCM_INITIALIZER): Add.
24002 * target.h (struct gcc_targetcm): Add.
24004 * targhooks.c (default_handle_c_option): Add.
24005 * targhooks.h (default_handle_c_option): Add.
24006 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24008 * config/darwin.opt (iframework): Add.
24009 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24010 * config/darwin-c.c (handle_c_option): Add.
24011 (TARGET_HANDLE_C_OPTION): Add.
24013 * doc/invoke.texi (Darwin Options): Add -iframework.
24015 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24017 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24020 2007-03-05 Ian Lance Taylor <iant@google.com>
24022 * c.opt (fgnu89-inline): New option.
24023 * c-opts.c (c_common_post_options): Set default value for
24025 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24026 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24028 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24029 (grokdeclarator, start_function): Likewise.
24030 * c-cppbuiltin.c (c_cpp_builtins): Define either
24031 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24032 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24033 (C Dialect Options): Document -fgnu89-inline.
24034 * doc/extend.texi (Function Attributes): Explain what the
24035 gnu_inline attribute does.
24036 * doc/cpp.texi (Common Predefined Macros): Document
24037 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24039 2007-03-05 Ian Lance Taylor <iant@google.com>
24041 PR tree-optimization/31034
24042 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24043 half-range if the other side is an overflow infinity.
24045 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24047 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24048 (bfin*-linux-uclibc*): New configuration.
24049 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24051 * config/bfin/linux.h: New file.
24052 * config/bfin/libgcc-bfin.ver: New file.
24053 * config/bfin/t-bfin-uclinux: New file.
24054 * config/bfin/t-bfin-linux: New file.
24055 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24056 (TARGET_OS_CPP_BUILTINS): New macro.
24058 2007-03-05 Richard Guenther <rguenther@suse.de>
24060 * fold-const.c (fold_binary): Remove duplicate folding
24061 of comparison of non-null ADDR_EXPR against null.
24063 2007-03-05 Richard Guenther <rguenther@suse.de>
24064 Dorit Nuzman <dorit@il.ibm.com>
24066 PR tree-optimization/26420
24067 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24068 are no loops in the function. Only print the number of
24069 vectorized loops if it is greater than zero or we are supposed
24070 to print information about unvectorized loops.
24072 2007-03-05 Revital Eres <eres@il.ibm.com>
24074 * gcc.dg/var-expand1.c: New test.
24075 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24076 when an accumulator is expanded.
24078 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24081 * c-common.c (convert_and_check): Don't give warnings for
24082 conversion if 'expr' already overflowed.
24084 2007-03-04 Roger Sayle <roger@eyesopen.com>
24086 PR middle-end/30744
24087 * fold-const.c (fold_comparison): Enforce type consistency when
24088 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24090 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24092 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24093 containing a cast to the base of TARGET_MEM_REF.
24095 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24097 * tree.c (tree_contains_struct_check_failed): Remove spurious
24098 whitespace from error message.
24100 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24103 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24104 instead of precision.
24106 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24107 Nathan Sidwell <nathan@codesourcery.com>
24109 * emit-rtl.c (find_auto_inc): New.
24110 (try_split): recreate REG_INC notes,
24111 Use regular for loops rather than whiles.
24113 2007-03-03 Andreas Schwab <schwab@suse.de>
24115 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24116 * configure: Regenerate.
24118 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24120 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24121 flag_rounding_math, not flag_unsafe_math_optimizations.
24123 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24125 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24126 alpha_fold_vector_minmax): Likewise.
24127 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24128 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24130 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24132 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24133 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24134 if the lhs has side-effects.
24135 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24137 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24139 * config/i386/i386.h (TUNEMASK): Remove define.
24140 (ARCHMASK): Remove define.
24141 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24142 Use ix86_arch_mask variable instead of ARCHMASK.
24143 * config/i386/i386.c (override_options): Ditto.
24144 (standard_80387_constant_p): Ditto.
24146 2007-03-02 Ian Lance Taylor <iant@google.com>
24148 Used signed infinities in VRP.
24149 * tree-vrp.c (uses_overflow_infinity): New static function.
24150 (supports_overflow_infinity): New static function.
24151 (make_overflow_infinity): New static function.
24152 (negative_overflow_infinity): New static function.
24153 (positive_overflow_infinity): New static function.
24154 (is_negative_overflow_infinity): New static function.
24155 (is_positive_overflow_infinity): New static function.
24156 (is_overflow_infinity): New static function.
24157 (overflow_infinity_range_p): New static function.
24158 (compare_values_warnv): New function split out of compare_values.
24159 (compare_value): Call it.
24160 (set_value_range_to_nonnegative): Add overflow_infinity
24161 parameter. Change caller.
24162 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24164 (vrp_expr_computes_nonzero): Likewise.
24165 (compare_ranges, compare_range_with_value): Likewise.
24166 (compare_name_with_value, compare_names): Likewise.
24167 (vrp_evaluate_conditional): Likewise.
24168 (set_value_range): Handle infinity
24169 (vrp_operand_equal_p, operand_less_p): Likewise.
24170 (extract_range_from_assert): Likewise.
24171 (vrp_int_const_binop): Likewise.
24172 (extract_range_from_binary_expr): Likewise.
24173 (extract_range_from_unary_expr): Likewise.
24174 (extract_range_from_comparison): Likewise.
24175 (extract_range_from_expr): Likewise.
24176 (dump_value_range): Likewise.
24177 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24178 (test_for_singularity): Likewise.
24179 (vrp_int_const_binop): Remove inline qualifier.
24180 (adjust_range_with_scev): Add comment.
24181 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24183 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24185 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24186 (get_constraint_for): Likewise.
24187 (do_structure_copy): Likewise.
24188 (find_func_aliases): Fix references to MODIFY_EXPR.
24189 (intra_create_variable_infos): Tidy.
24190 * tree-ssa-operands.c (add_virtual_operand): Add argument
24192 When adding members of alias sets, if IS_CALL_SITE is true and
24193 the symbol is not call-clobbered, skip it.
24194 Adjust all callers.
24196 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24198 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24199 entry by means of emit_insn_at_entry.
24201 2007-03-02 Richard Henderson <rth@redhat.com>
24203 * expr.h (promoted_input_arg): Remove decl.
24204 * function.c (promoted_input_arg): Merge into ...
24205 * combine.c (setup_incoming_promotions): ... only caller.
24206 Rearrange to avoid double loop.
24208 2007-03-02 Ben Elliston <bje@au.ibm.com>
24209 Peter Bergner <bergner@vnet.ibm.com>
24210 Janis Johnson <janis187@us.ibm.com>
24212 * config/rs6000/dfp.md: New file.
24213 * config/rs6000/rs6000.md: Include dfp.md.
24214 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24215 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24216 and TDmode decimal float modes in FP registers.
24217 (num_insns_constant): Likewise.
24218 (rs6000_legitimate_offset_address_p): Likewise.
24219 (rs6000_legitimize_address): Likewise.
24220 (rs6000_legitimize_reload_address): Likewise.
24221 (rs6000_legitimate_address): Likewise.
24222 (rs6000_emit_move): Likewise.
24223 (function_arg_boundary): Likewise.
24224 (function_arg_advance): Likewise.
24225 (rs6000_darwin64_record_arg_recurse): Likewise.
24226 (function_arg): Likewise.
24227 (rs6000_gimplify_va_arg): Likewise.
24228 (rs6000_split_multireg_move): Likewise.
24229 (rs6000_output_function_epilogue): Likewise.
24230 (rs6000_output_function_epilogue): Likewise.
24231 (rs6000_register_move_cost): Likewise.
24232 (rs6000_function_value): Likewise.
24233 (rs6000_libcall_value): Likewise.
24235 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24237 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24239 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24241 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24242 Use $MULTIDIR to choose between the kernel and RTP headers,
24243 and use $WIND_BASE and $WIND_USR to locate them.
24245 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24247 * config/i386/i386.c (override_options): Put initialization of
24248 ix86_tune_mask and ix86_arch_mask to the correct place.
24250 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24251 Michael Meissner <michael.meissner@amd.com>
24254 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24255 (ARCHMASK): Define.
24256 (TARGET_CMOVE): Use ARCHMASK.
24257 (TARGET_CMPXCHG): Ditto.
24258 (TARGET_CMPXCHG8B): Ditto.
24259 (TARGET_XADD): Ditto.
24260 (TARGET_BSWAP): Ditto.
24261 * config/i386/i386.c (ix86_tune_mask): New global variable.
24262 (ix86_arch_mask): Ditto.
24263 (override_options): Initialize ix86_tune_mask and
24264 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24267 2007-03-02 Ben Elliston <bje@au.ibm.com>
24270 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24272 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24274 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24275 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24276 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24277 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24279 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24280 rs6000_init_dwarf_reg_sizes_extra): New.
24281 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24282 SPE register high parts.
24284 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24286 * Makefile.in: Add install-pdf target as
24287 copied from automake v1.10 rules.
24288 * configure.ac: Add install-pdf to target list.
24289 * configure: Regenerate.
24291 2007-03-01 Paul Brook <paul@codesourcery.com>
24293 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24294 modes to LDRD for DImode.
24295 (output_move_double): Fixup out of range ldrd/strd.
24296 (vfp_secondary_reload_class): Rename...
24297 (coproc_secondary_reload_class): ... to this. Add wb argument.
24298 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24299 coproc_secondary_reload_class for CLASS_IWMMXT.
24300 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24301 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24303 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24305 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24306 unroll factor by the estimated number of iterations.
24307 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24308 than prefetch latency.
24310 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24311 decode_caches_intel, detect_caches_intel): New functions.
24312 (host_detect_local_cpu): Use detect_caches_amd and
24313 detect_caches_intel.
24315 2007-03-01 Richard Henderson <rth@redhat.com>
24317 * expr.c (emit_move_complex_push): Export.
24318 (emit_move_complex_parts): Split out from ...
24319 (emit_move_complex): ... here.
24320 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24321 * config/i386/i386.md (movcdi): New.
24323 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24325 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24326 size of mode1 to check for tieable modes in MMX case.
24328 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24330 * Makefile.in (rtlanal.o): Depend on tree.h.
24331 * rtl.h (offset_within_section_p, split_const): Declare.
24332 * rtlanal.c: Include tree.h.
24333 (offset_within_block_p): New function, taken from
24334 mips_offset_within_object_p.
24335 (split_const): New function, taken from mips_split_const.
24336 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24338 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24339 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24340 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24341 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24342 (m68k_illegitimate_symbolic_constant_p): New function.
24343 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24344 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24345 symbolic constant that might be outside the symbol's section,
24346 move the symbol first and then add the offset.
24347 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24349 * config/mips/mips.c (mips_split_const): Delete.
24350 (mips_offset_within_object_p): Delete.
24351 (mips_symbolic_constant_p): Use offset_within_section_p and
24352 split_const instead of mips_offset_within_object_p and
24354 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24355 (mips_legitimize_const_move, print_operand_reloc)
24356 (mips_dangerous_for_la25_p): Use split_const instead of
24359 2007-02-28 Eric Christopher <echristo@apple.com>
24361 * Makefile.in (install-include-dir): Don't rm -rf include.
24363 2007-02-28 Richard Guenther <rguenther@suse.de>
24365 PR middle-end/30364
24366 * fold-const.c (fold_binary): Do not associate expressions
24367 with more than one variable for integer types that do not wrap.
24369 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24371 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24372 Delete, and replace with...
24373 (fold_builtin_call_array): This. Update callers to use it.
24374 * fold-const.c (fold_build_call_list): Delete, and replace with...
24375 (fold_build_call_array): This.
24376 (fold_build_call_list_initializer): Delete, and replace with...
24377 (fold_build_call_array_initializer): This.
24378 * tree.h: Update declarations to reflect above changes.
24380 * c-typeck.c (build_function_call): Store converted arguments
24381 in a stack-allocated array instead of building a list.
24382 (convert_arguments): Store arguments in the array passed in as an
24383 argument, and return the actual number of arguments.
24384 * c-format.c: (check_function_format): Pass arguments in an
24385 array instead of a list.
24386 * c-common.c (check_function_nonnull): Likewise.
24387 (check_function_sentinel): Likewise.
24388 (check_function_arguments): Likewise.
24389 * c-common.h: Update declarations to reflect above changes.
24391 2007-02-28 Jan Hubicka <jh@suse.cz>
24393 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24394 PRED_NEGATIVE_RETURN): Update outcomes.
24396 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24398 * calls.c (emit_library_call_value_1): Handle partial registers
24399 correctly when building up CALL_INSN_FUNCTION_USAGE.
24401 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24403 * pa/predicates.md (move_src_operand): Allow zero for mode.
24404 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24407 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24410 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24411 *movv2df_internal): Enable pattern only for valid operand
24413 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24414 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24416 2007-02-27 Mike Stump <mrs@apple.com>
24418 * config/darwin-crt3.c: Avoid compilation when compiling for a
24421 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24423 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24425 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24426 for fixed headers and limits.h.
24427 (install-include-dir, install-headers-tar, install-headers-cpio,
24428 install-headers-cp, real-install-headers-tar,
24429 real-install-headers-cpio, real-install-headers-cp): Handle
24430 include-fixed as well as include.
24431 (install-mkheaders): Don't install files that go only in include
24433 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24434 from GCC_INCLUDE_DIR.
24435 * gcc.c (process_command): Remove special -BstageN/ handling.
24436 (do_spec_1): Add include-fixed directories.
24438 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24440 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24442 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24444 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24447 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24449 * c-common.c (get_priority): Add check for
24450 SUPPORTS_INIT_PRIORITY.
24452 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24454 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24456 * config/bfin/bfin.c: Include "cfglayout.h".
24457 (MAX_LSETUP_DISTANCE): New macro.
24458 (struct loop_info): New members incoming, incoming_src and
24459 incoming_dest. Delete member predecessor.
24460 (length_for_loop): New function.
24461 (bfin_optimize_loop): Handle more different loop structures.
24462 (bfin_discover_loop): Rework detection of predecessor blocks by
24463 examining incoming edges.
24464 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24466 (bfin_reorder_loops): New function.
24467 (bfin_reorg_loops): Use these three new functions.
24469 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24470 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24471 (CONSTRAINT_LEN): Add entry for 'q'.
24472 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24473 Add 'q' constraints.
24474 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24475 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24477 * config/bfin/bfin.md (add_with_carry): New pattern.
24478 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24479 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24480 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24481 support unsigned multiplies too. Removed incorrect commutativity from
24482 operand 1 constraint where appropriate.
24483 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24485 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24486 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24488 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24489 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24490 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24491 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24492 usmulhisi_hh_huh): New patterns.
24494 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24495 lshifthi3): Fix output template to use half reg for operand 2.
24497 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24500 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24502 2007-02-27 Andreas Schwab <schwab@suse.de>
24504 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24506 2007-02-27 Jan Hubicka <jh@suse.cz>
24508 * predict.c (last_basic_block_p): Remove.
24509 (tree_estimate_probability): Update return heuristic for commonized
24512 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24514 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24516 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24518 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24519 * doc/cpp.texi: Standardize title page.
24520 * doc/cppinternals.texi: Likewise.
24521 * doc/gcc.texi: Standardize title page, remove version number
24522 from copyright page.
24523 * doc/gccint.texi: Likewise.
24524 * doc/install.texi: Standardize title page, add table of
24527 2007-02-26 Jan Hubicka <jh@suse.cz>
24529 * predict.def: Set outcomes according to more recent results.
24530 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24531 Remove dead predictors.
24532 * predict.c (return_prediction): Fix pasto.
24534 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24536 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24537 change; avoid a memory leak when returning early.
24539 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24541 * c-decl.c (static_ctors): Move to c-common.c.
24542 (static_dtors): Likewise.
24543 (finish_function): Use c_record_cdtor_fn.
24544 (build_cdtor): Move to c-common.c.
24545 (c_write_global_declarations): Use c_build_cdtor_fns.
24546 * c-common.h (static_ctors): Declare.
24547 (static_dtors): Likewise.
24548 (c_record_cdtor_fn): Likewise.
24549 (c_build_cdtor_fns): Likewise.
24550 * c-common.c (static_ctors): New variable.
24551 (static_dtors): Likewise.
24552 (c_record_cdtor_fn): New function.
24553 (build_cdtor): Move from c-decl.c
24554 (c_build_cdtor_fns): New function.
24556 * output.h (assemble_addr_to_section): Declare.
24557 (get_cdtor_priority_section): Likewise.
24558 * varasm.c (assemble_addr_to_section): New function.
24559 (get_cdtor_priority_section): Likewise.
24560 (default_named_section_asm_out_destructor): Use them.
24561 (destor_dtor_section_asm_out_destructor): Likewise.
24562 (default_named_section_asm_out_constructor): Likewise.
24563 (default_ctor_section_asm_out_constructor): Likewise.
24564 * config.gcc (*-*-vxworks*): Include vxworks.o.
24565 * config/t-vxworks (vxworks.o): New target.
24566 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24567 (TARGET_ASM_CONSTRUCTOR): Define.
24568 (TARGET_ASM_DESTRUCTOR): Likewise.
24569 (vxworks_asm_out_constructor): Declare.
24570 (vxworks_asm_out_destructor): Likewise.
24572 * c-common.c (get_priority): Check that we have not just an
24573 INTEGER_CST, but an integer constant with integeral type.
24575 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24577 PR tree-optimization/30938
24578 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24579 use &dt[nargs-1] instead of &dt[nargs] in the call to
24580 vect_is_simple_use().
24582 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24584 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24585 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24586 Do not attempt to handle MEM inside auto-inc expressions.
24587 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24588 of a register modified by an auto-inc expression. However, do handle
24589 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24590 (elimination_effects): Prohibit elimination of a register modified
24591 by an auto-inc expression. Disable register elimination rules whose
24592 target register is modified by an auto-inc expression with variable
24595 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24597 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24599 (array_at_struct_end_p): New function.
24600 (idx_infer_loop_bounds): Use it.
24601 (estimate_numbers_of_iterations_loop): Export.
24602 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24603 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24604 (tree_estimate_probability): Call record_loop_exits.
24605 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24606 (estimated_loop_iterations, estimated_loop_iterations_int,
24607 estimated_loop_iterations_tree): New functions.
24608 (analyze_siv_subscript_cst_affine,
24609 compute_overlap_steps_for_affine_1_2,
24610 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24611 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24612 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24613 (PRED_LOOP_ITERATIONS_GUESSED): New.
24614 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24615 * cfgloop.h (estimate_numbers_of_iterations_loop,
24616 estimated_loop_iterations_int): Declare.
24618 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24620 * doc/extend.texi: Document optional priority argument to
24621 constructors and destructors.
24622 * tree.c (init_priority_for_decl): Adjust GTY markers.
24623 (init_ttree): Use priority-info hash functions for
24624 init_priority_for_decl.
24625 (tree_map_eq): Rename to ...
24626 (tree_map_base_eq): ... this.
24627 (tree_map_marked_p): Rename to ...
24628 (tree_map_base_marked_p): ... this.
24629 (tree_map_base_hash): New function.
24630 (decl_init_priority_lookup): Rework.
24631 (decl_fini_priority_lookup): New function.
24632 (decl_priority_info): New function.
24633 (decl_init_priority_insert): Use it.
24634 (decl_fini_priority_insert): Likewise.
24635 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24637 (decl_restrict_base_insert): Likewise.
24638 (decl_debug_expr_insert): Likewise.
24639 (decl_value_expr_lookup): Likewise.
24640 (decl_value_expr_insert): Likewise.
24641 * tree.h (priority_type): New type.
24642 (decl_init_priority_lookup): Use priority_type.
24643 (decl_fini_priority_lookup): New function.
24644 (decl_init_priority_insert): Use priority_type.
24645 (decl_fini_priority_insert): New function.
24646 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24647 (DECL_INIT_PRIORITY): Likewise.
24648 (SET_DECL_INIT_PRIORITY): Add comment.
24649 (DECL_FINI_PRIORITY): New macro.
24650 (SET_DECL_FINI_PRIORITY): Likewise.
24651 (DEFAULT_INIT_PRIORITY): Document.
24652 (MAX_INIT_PRIORITY): Likewise.
24653 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24654 (tree_map_base): New type.
24655 (tree_map_base_eq): New function.
24656 (tree_map_base_hash): Likewise.
24657 (tree_map_base_marked_p): Likewise.
24658 (tree_map): Inherit from tree_map_base.
24659 (tree_map_eq): Make it a macro.
24660 (tree_map_marked_p): Likewise.
24661 (tree_int_map): Inherit from tree_map_base.
24662 (tree_int_map_eq): Make it a macro.
24663 (tree_int_map_hash): Likewise.
24664 (tree_int_map_marked_p): Likewise.
24665 (tree_priority_map): New type.
24666 (tree_priority_map_eq): New macro.
24667 (tree_priority_map_hash): Likewise.
24668 (tree_priority_map_marked_p): Likewise.
24669 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24671 (emutls_common_1): Likewise.
24672 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24673 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24674 of tree_map hierarchy.
24675 * tree-cfg.c (move_stmt_r): Likewise.
24676 (new_label_mapper): Likewise.
24677 * c-tree.h (c_expand_body): Move to ...
24678 * c-common.h (c_expand_body): ... here.
24679 * c-decl.c (c_expand_body): Move to ...
24680 * c-common.c (c_expand_body): ... here.
24681 (c_common_attribute_table): Allow 1 argument for the constructor
24682 and destructor attributes.
24683 (get_priority): New function.
24684 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24685 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24687 2007-02-24 Jan Hubicka <jh@suse.cz>
24689 PR middle-end/30509
24690 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24691 copying for inlining.
24693 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24694 Jan Hubicka <jh@suse.cz>
24697 * i386.c (counter_mode): New function.
24698 (expand_set_or_movmem_via_loop): Use it.
24699 (expand_movmem_epilogue): Likewise; fix pasto.
24700 (ix86_expand_movmem): Do emit guard even for constant counts.
24701 (ix86_expand_setmem): Likewise.
24703 2007-02-25 Nick Clifton <nickc@redhat.com>
24705 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24706 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24708 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24711 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24712 count argument with 0x10, not with 0x16.
24713 (expand_setmem_epilogue): Ditto.
24715 2007-02-24 Mike Stump <mrs@apple.com>
24717 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24720 2007-02-24 Richard Guenther <rguenther@suse.de>
24722 PR middle-end/30951
24723 * fold-const.c (fold_binary): Fold x +- CST op x for
24724 EQ_EXPR and NE_EXPR.
24726 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24728 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24730 2007-02-24 Jan Hubicka <jh@suse.cz>
24732 * cgraphunit.c (decide_is_function_needed): Honor
24733 -fkeep-inline-functions.
24735 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24737 * builtins.c (fold_builtin_modf): New.
24738 (fold_builtin_2): Use it.
24740 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24742 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24743 (determine_max_iter): Take additional LOOP arg; all callers changed.
24744 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24745 one using simplifications.
24746 (simplify_using_initial_values): Return if the expression becomes
24747 invalid due to altered regs.
24749 2007-02-23 DJ Delorie <dj@redhat.com>
24751 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24753 2007-02-23 Mike Stump <mrs@apple.com>
24755 * tlink.c (scan_linker_output): Parse linker messages from
24756 darwin9's linker better.
24758 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24761 * varpool.c (varpool_assemble_pending_decls): Set
24762 varpool_last_needed_node to null.
24764 2007-02-23 DJ Delorie <dj@redhat.com>
24766 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24767 alignment bigger than the object file can handle.
24769 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24772 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24773 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24774 (*movsf_1): Penalize MMX moves.
24776 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24778 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24779 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24781 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24783 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24785 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24786 (fold_builtin_1): Use them.
24787 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24788 BUILT_IN_SIGNIFICAND.
24790 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24792 * config/i386/i386.c (bdesc_1arg): Initialize
24793 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24794 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24795 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24796 and IX86_BUILTIN_MOVSLDUP.
24798 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24800 PR rtl-optimization/30841
24801 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24803 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24805 * builtins.c (fold_builtin_frexp): New.
24806 (fold_builtin_2): Use it.
24808 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24810 * doc/invoke.texi (Spec Files): Document getenv spec function.
24812 * gcc.c (getenv_spec_function): New function.
24813 (static_spec_functions): Add it.
24814 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24815 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24818 2007-02-22 Michael Matz <matz@suse.de
24821 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24822 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24824 2007-02-22 Ian Lance Taylor <iant@google.com>
24827 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24828 (mem_loc_descriptor): Call it.
24830 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24831 Ira Rosen <irar@il.ibm.com>
24833 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24835 2007-02-22 Ira Rosen <irar@il.ibm.com>
24837 PR tree-optimization/30843
24838 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24839 stores only after all the group is vectorized.
24841 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24843 PR tree-optimization/30858
24844 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24845 in the reduction cycle have a single use in the loop.
24846 * tree-vectorizer.h (relevant): Add documentation.
24848 2007-02-20 Mike Stump <mrs@apple.com>
24850 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24851 * configure: Regenerate.
24853 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24855 Change the defaults of some parameters and options.
24856 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24857 * config/spu/spu.c (spu_optimization_options): Add.
24858 (spu_override_options): Change params in spu_optimization_options.
24859 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24861 Register 127 is only 16 byte aligned when used as a frame pointer.
24862 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24863 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24864 HARD_FRAME_POINTER_REGNUM.
24865 (spu_legitimate_address): Use regno_aligned_for_reload.
24866 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24867 aligned when frame_pointer_needed is true.
24868 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24870 * config/spu/spu.h (INIT_EXPANDERS): Define.
24872 Make sure shift and rotate instructions have valid immediate operands.
24873 * config/spu/predicates.md (spu_shift_operand): Remove.
24874 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24875 * config/spu/constraints.md (W, O): Extend range.
24876 * config/spu/spu.md (umask, nmask): Define.
24877 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24878 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24879 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24880 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24881 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24882 (lshr<mode>3_reg): Fix rtl description.
24884 Make sure mulhisi immediate operands are valid.
24885 * config/spu/predicates.md (imm_K_operand): Add.
24886 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24888 Generate constants using fsmbi and andi.
24889 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24890 (print_operand, spu_split_immediate, classify_immediate,
24891 fsmbi_const_p): Handle IC_FSMBI2.
24893 Correctly handle a CONST_VECTOR containing symbols.
24894 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24895 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24896 (immediate_load_p): Allow symbols that use 2 instructions to create.
24897 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24898 with symbols when flag_pic is set.
24899 (const_vector_immediate_p): New.
24900 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24901 accept a CONST_VECTOR with symbols.
24902 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24903 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24905 * config/spu/spu.md (high, low): Delete.
24906 (low_<mode>): Define.
24908 Remove INTRmode and INTR_REGNUM, which didn't work.
24909 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24911 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24912 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24913 peephole2 pattern): Don't use INTR or 131.
24914 (movintrcc): Delete.
24915 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24916 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24917 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24918 (UNSPEC_SET_INTR): Add.
24919 * config/spu/spu-modes.def (INTR): Remove.
24921 More accurate warnings about run-time relocations.
24922 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24924 Correctly warn about immediate arguments to specific intrinsics.
24925 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24926 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24927 the instruction predicate.
24929 Fix tree check errors with latest update.
24930 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24932 (spu_expand_builtin): Use CALL_EXPR_FN.
24934 Add missing specific intrinsics.
24935 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24937 * config/spu/spu_internals.h: Ditto.
24939 Fix incorrect operand modifiers.
24940 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24941 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24943 Optimize one case of zero_extend of a vec_select.
24944 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24946 Accept any immediate for hbr.
24947 * config/spu/spu.md (hbr): Change s constraints to i.
24949 2007-02-21 Paul Brook <paul@codesourcery.com>
24951 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24952 condexec_count when skipping USE and CLOBBER.
24954 2007-02-21 Nick Clifton <nickc@redhat.com>
24956 * common.opt (Warray-bounds): Add Warning attribute.
24957 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24959 (fsized-zeroes): Add Optimization attribute.
24960 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24961 * c.opt (Wc++0x-compat): Add Warning attribute.
24963 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24965 PR middle-end/30761
24966 * reload1.c (eliminate_regs_in_insn): In the single_set special
24967 case, attempt to re-recognize the insn before falling back to
24968 having reload fix it up.
24970 2007-02-20 Eric Christopher <echristo@gmail.com>
24972 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24973 Rewrite accordingly.
24974 (frv_read_iacc_argument): Ditto.
24975 (frv_expand_set_builtin): Take a call instead of arglist, update for
24977 (frv_expand_unop_builtin): Ditto.
24978 (frv_expand_binop_builtin): Ditto.
24979 (frv_expand_cut_builtin): Ditto.
24980 (frv_expand_binopimm_builtin): Ditto.
24981 (frv_expand_voidbinop_builtin): Ditto.
24982 (frv_expand_int_void2arg): Ditto.
24983 (frv_expand_prefetches): Ditto.
24984 (frv_expand_voidtriop_builtin): Ditto.
24985 (frv_expand_voidaccop_builtin): Ditto.
24986 (frv_expand_load_builtin): Ditto.
24987 (frv_expand_store_builtin): Ditto.
24988 (frv_expand_mdpackh_builtin): Ditto.
24989 (frv_expand_mclracc_builtin): Ditto.
24990 (frv_expand_mrdacc_builtin): Ditto.
24991 (frv_expand_mwtacc_builtin): Ditto.
24992 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24995 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24997 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24998 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25000 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25001 point instructions.
25002 * configure: Regenerate.
25003 * config.in: Regenerate.
25004 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25005 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25006 masks to power6 and power6x and to POWERPC_MASKS.
25007 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25009 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25010 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25011 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25012 Access PROTOTYPE as variable, not mask.
25014 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25016 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25017 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25018 * combine.c (adjust_for_new_dest): Use it.
25019 * postreload.c (reload_combine): Likewise.
25021 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25023 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25024 notes on an insn with multiple sets, even if single_set returns
25025 non-NULL for that insn.
25027 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25029 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25030 scalbn and scalbln.
25032 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25034 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25035 if user didn't pass it.
25036 * config/i386/darwin.h (CC1_SPEC): Likewise.
25037 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25038 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25039 -mmacosx-version-min.
25041 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25042 Uros Bizjak <ubizjak@gmail.com>
25044 * optabs.h (enum optab_index): Add new OTI_scalb.
25045 (scalb_optab): Define corresponding macro.
25046 * optabs.c (init_optabs): Initialize scalb_optab.
25047 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25049 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25050 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25051 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25052 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25053 flag_unsafe_math_optimizations is set.
25055 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25056 to implement scalbf, scalb and scalbl built-ins as inline x87
25059 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25060 DJ Delorie <dj@redhat.com>
25063 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25064 (diagnostic_report_diagnostic): ... here, and turn them into real
25065 errors. If warnings are inhibited, no need to do anything.
25067 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25069 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25070 better code generation.
25072 2007-02-20 Ben Elliston <bje@au.ibm.com>
25074 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25076 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25078 * config/alpha/alpha.c, config/alpha/alpha.md,
25079 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25080 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25081 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25082 config/arm/lib1funcs.asm: Follow spelling conventions.
25084 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25085 config/fr30/fr30.md, config/i386/i386.h,
25086 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25087 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25088 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25089 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25090 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25091 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25092 config/sparc/sparc.c, config/sparc/sparc.h,
25093 config/sparc/sparc.md, config/spu/constraints.md,
25094 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25097 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25100 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25103 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25105 * doc/invoke.texi (-ftree-lrs): Remove.
25107 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25109 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25112 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25114 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25115 new CALL_EXPR_FN macro for retrieving the function
25116 declaration of the input expression.
25118 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25120 * c.opt (Waddress): New.
25121 * common.opt (Walways-true): Delete.
25122 (Wstring-literal-comparison): Delete.
25123 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25124 -Wstring-literal-comparison. Add -Waddress.
25126 (Walways-true): Delete.
25127 (Wstring-literal-comparison): Delete.
25128 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25129 consistently instead of -Walways-true in example.
25130 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25131 * c-typeck.c (parser_build_binary_op): Replace
25132 -Wstring-literal-comparison and -Walways-true with -Waddress.
25133 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25136 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25138 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25139 without DECL_STRUCT_FUNCTION initialized.
25141 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25143 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25144 due to calls to functions taking pointers as parameters.
25146 2007-02-19 Richard Henderson <rth@redhat.com>
25149 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25152 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25154 * config/s390/s390.c (s390_call_saved_register_used,
25155 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25156 accessed to the new scheme.
25158 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25160 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25161 (cris_print_index, cris_print_operand, cris_print_operand_address)
25162 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25163 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25164 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25165 GET_CODE () == xxx.
25166 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25167 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25168 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25169 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25170 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25171 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25172 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25173 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25174 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25175 (uminsi3, call, call_value): Ditto.
25176 (define_split: indir_to_reg_split, unnamed): Ditto.
25178 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25180 PR tree-optimization/30975
25181 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25184 2007-02-18 Eric Christopher <echristo@gmail.com>
25186 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25187 Remove use of arglist.
25188 (mips_expand_builtin): Remove use of arglist, pass in expr.
25189 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25190 (mips_expand_builtin_movtf): Ditto.
25191 (mips_expand_builtin_compare): Ditto.
25193 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25195 * tree-sra.c (sra_build_assignment): Replace assertion
25196 checking with a comment explaining why it can't be done.
25198 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25200 PR middle-end/30833
25201 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25202 during CALL_EXPR representation conversion.
25203 * tree-ssa-propagate.c (set_rhs): Likewise.
25205 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25207 * tree-sra.c (sra_build_assignment): Disable assertion checking
25210 2007-02-18 Roger Sayle <roger@eyesopen.com>
25212 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25213 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25214 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25216 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25217 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25218 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25219 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25220 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25221 force_gimple_operand): Likewise.
25222 * ipa-cp.c (constant_val_insert): Likewise.
25223 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25224 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25225 perfect_nestify): Likewise.
25226 * langhooks.c (lhd_omp_assignment): Likewise.
25227 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25228 lower_copyprivate_clauses, lower_send_clauses,
25229 lower_send_shared_vars, expand_parallel_call,
25230 expand_omp_for_generic, expand_omp_for_static_nochunk,
25231 expand_omp_for_static_chunk, expand_omp_sections,
25232 lower_omp_single_copy, lower_omp_for_lastprivate,
25233 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25234 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25235 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25238 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25240 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25241 config/sh/sh.md: Follow spelling conventions.
25243 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25244 config/frv/predicates.md: Follow spelling conventions.
25246 * config/m68k/linux-unwind.h: Fix a comment typo.
25247 * target.h: Follow spelling conventions.
25249 2007-02-18 Roger Sayle <roger@eyesopen.com>
25251 PR rtl-optimization/28173
25252 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25253 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25254 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25255 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25256 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25258 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25260 * builtins.c (fold_builtin_load_exponent): New.
25261 (fold_builtin_2): Use it.
25263 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25265 PR rtl-optimization/30773
25266 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25267 if we fail to attach a REG_EQUIV note.
25269 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25270 Roger Sayle <roger@eyesopen.com>
25272 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25274 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25276 * calls.c (initialize_argument_information): Pass original EXP
25277 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25278 code to split complex arguments here, as part of initializing the
25280 (expand_call): Remove code that builds a list of arguments and
25281 inserts implicit arguments into it. Instead, just count how many
25282 implicit arguments there will be so we can determine the size of
25283 the ARGS array, and let initialize_argument_information do the work.
25284 (split_complex_values): Delete unused function.
25286 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25288 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25290 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25292 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25293 for arg pointer based indexed addressing.
25295 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25297 * config/ia64/ia64.h, config/ia64/ia64.md,
25298 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25299 spelling conventions.
25301 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25303 * config/m68k/m68k.c (split_di): New.
25304 * config/m68k/m68k-protos.h: Declare split_di.
25305 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25306 Improve predicate handling and split constant shifts.
25308 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25310 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25311 parameter for register bitfield operations, general predicates
25314 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25316 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25317 * config/m68k/linux-unwind.h: New file.
25319 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25321 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25322 config/i386/athlon.md, config/ia64/ia64.md,
25323 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25324 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25325 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25326 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25327 tree-vect-transform.c: Fix comment typos.
25329 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25331 * sched-deps.c (find_insn_list): Remove.
25332 * sched-int.h: Remove the prototype for find_insn_list.
25334 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25336 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25338 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25339 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25340 darwin_rs6000_override_options.
25341 (C_COMMON_OVERRIDE_OPTIONS): Expect
25342 darwin_macosx_version_min to be non-NULL always.
25343 (TARGET_C99_FUNCTIONS): Likewise.
25344 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25345 (DARWIN_MINVERSION_SPEC): New.
25346 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25347 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25349 (DARWIN_MINVERSION_SPEC): New.
25350 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25352 * config/darwin-c.c (darwin_cpp_builtins): Expect
25353 darwin_macosx_version_min to be non-NULL always.
25355 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25357 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25359 * config/i386/i386.h (x86_use_xchgb): New.
25360 (TARGET_USE_XCHGB): New macro.
25361 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25362 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25363 Split after reload into bswaphi for shifts of 8.
25364 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25365 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25366 or when optimizing for size.
25368 2007-02-16 Richard Guenther <rguenther@suse.de>
25369 Christian Bruel <christian.bruel@st.com>
25371 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25372 DECLs but prefer SSA_NAMEs over DECLs.
25374 2007-02-16 Richard Guenther <rguenther@suse.de>
25376 * tree-flow-inline.h (single_imm_use_p): Remove.
25377 (zero_imm_uses_p): Likewise.
25378 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25379 instead of single_imm_use_p.
25380 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25383 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25386 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25387 nested double- and backquotes.
25389 2007-02-15 Roger Sayle <roger@eyesopen.com>
25391 PR middle-end/30391
25392 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25393 should be unreachable.
25394 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25395 For the time being redirect GIMPLE_MODIFY_STMT to the new
25396 (renamed) build_gimple_modify_stmt_stat.
25397 (build2_gimple_stat): Rename to...
25398 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25399 Always build a GIMPLE_MODIFY_STMT node.
25400 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25401 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25404 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25405 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25406 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25407 expand_complex_div_wide): Likewise.
25408 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25409 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25410 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25411 * tree-ssa-loop-manip.c (create_iv): Likewise.
25412 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25413 abs_replacement): Likewise.
25414 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25415 realify_fake_stores): Likewise.
25417 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25418 node rather than a GIMPLE_MODIFY_STMT node.
25419 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25420 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25422 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25423 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25424 GIMPLE_MODIFY_STMT.
25426 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25428 PR middle-end/30433
25429 * fold-const.c (fold_comparison): Add back the
25430 folding of constant complex comparisions.
25432 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25434 PR middle-end/30729
25435 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25436 effects unknown to this function, return early.
25438 2007-02-15 Ian Lance Taylor <iant@google.com>
25440 * lower-subreg.c (move_eh_region_note): New static function.
25441 (resolve_simple_move): Call it.
25442 (decompose_multiword_subregs): Track blocks for which we resolve a
25443 simple move which is also a control flow insn. Pass them to
25444 find_many_sub_basic_blocks.
25445 (pass_lower_subreg): Add TODO_verify_flow.
25446 (pass_lower_subreg2): Likewise.
25448 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25449 Brooks Moses <brooks.moses@codesourcery.com>
25450 Lee Millward <lee.millward@codesourcery.com>
25452 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25453 (VL_EXP_CLASS_P): New.
25454 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25456 (TREE_OPERAND_CHECK_CODE): Likewise.
25457 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25458 (TREE_RTL_OPERAND_CHECK): Likewise.
25459 (tree_operand_check_failed): Make second parameter the whole tree
25460 instead of its code. Fixed callers.
25461 (VL_EXP_CHECK): New.
25462 (TREE_OPERAND_LENGTH): New.
25463 (VL_EXP_OPERAND_LENGTH): New.
25464 (CALL_EXPR_FN): New.
25465 (CALL_EXPR_STATIC_CHAIN): New.
25466 (CALL_EXPR_ARGS): New.
25467 (CALL_EXPR_ARG): New.
25468 (call_expr_nargs): New.
25469 (CALL_EXPR_ARGP): New.
25470 (build_nt_call_list): Declare.
25471 (build_vl_exp_stat): Declare.
25472 (build_vl_exp): New.
25473 (build_call_list): Declare.
25474 (build_call_nary): Declare.
25475 (build_call_valist): Declare.
25476 (build_call_array): Declare.
25477 (call_expr_arg): Declare.
25478 (call_expr_argp): Declare.
25479 (call_expr_arglist): Declare.
25480 (fold_build_call_list): Declare.
25481 (fold_build_call_list_initializer): Declare.
25482 (fold_call_expr): Declare to replace fold_builtin.
25483 (fold_builtin_fputs): Update to agree with modified definition.
25484 (fold_builtin_strcpy): Likewise.
25485 (fold_builtin_strncpy): Likewise.
25486 (fold_builtin_memory_chk): Likewise.
25487 (fold_builtin_stxcpy_chk): Likewise.
25488 (fold_builtin_strncpy_chk): Likewise.
25489 (fold_builtin_next_arg): Likewise.
25490 (fold_build_call_expr): Declare.
25491 (fold_builtin_call_list): Declare.
25492 (fold_builtin_call_valist): Declare.
25493 (build_call_expr): Declare.
25494 (validate_arglist): Update to agree with modified definition.
25495 (tree_operand_length): New.
25496 (call_expr_arg_iterator): New.
25497 (init_call_expr_arg_iterator): New.
25498 (next_call_expr_arg): New.
25499 (first_call_expr_arg): New.
25500 (more_call_expr_args_p): New.
25501 (FOR_EACH_CALL_EXPR_ARG): New.
25503 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25504 and tcc_gimple_stmt.
25505 (tree_code_size): Update documentation. Use sizeof (tree) rather
25506 than sizeof (char *).
25507 (tree_size): Likewise. Add case for tcc_vl_exp.
25508 (tree_node_structure): Add case for tcc_vl_exp.
25509 (contains_placeholder_p): Likewise.
25510 (substitute_in_expr): Likewise.
25511 (substitute_placeholder_in_expr): Likewise.
25512 (stabilize_reference_1): Likewise.
25513 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25514 to diagnose breakage of this interface for constructing CALL_EXPRs.
25515 (build_nt): Add similar assertion here.
25516 (build_nt_call_list): New.
25517 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25518 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25520 (get_callee_fndecl): Use new CALL_EXPR accessors.
25521 (tree_operand_check_failed): Change parameters to pass entire node
25522 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25523 (process_call_operands): New.
25524 (build_vl_exp_stat): New.
25525 (build_call_list): New.
25526 (build_call_nary): New.
25527 (build_call_valist): New.
25528 (build_call_array): New.
25529 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25530 (call_expr_arglist): New.
25532 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25533 tcc_vl_exp instead of a fixed-size tcc_expression.
25535 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25536 accessors for CALL_EXPRs.
25537 (AGGR_INIT_EXPR): Likewise.
25539 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25540 Brooks Moses <brooks.moses@codesourcery.com>
25541 Lee Millward <lee.millward@codesourcery.com>
25543 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25544 (expand_builtin_nonlocal_goto): Change parameter to be entire
25545 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25546 (expand_builtin_prefetch): Likewise.
25547 (expand_builtin_classify_type): Likewise.
25548 (mathfn_built_in): Return NULL_TREE instead of 0.
25549 (expand_errno_check): Use new CALL_EXPR accessors.
25550 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25551 Return NULL_RTX instead of 0.
25552 (expand_builtin_mathfn_2): Likewise.
25553 (expand_builtin_mathfn_3): Likewise.
25554 (expand_builtin_interclass_mathfn): Likewise.
25555 (expand_builtin_sincos): Likewise.
25556 (expand_builtin_cexpi): Likewise.
25557 (expand_builtin_int_roundingfn): Likewise.
25558 (expand_builtin_int_roundingfn_2): Likewise.
25559 (expand_builtin_pow): Likewise.
25560 (expand_builtin_powi): Likewise.
25561 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25562 of arglist, fixing callers appropriately. Use new CALL_EXPR
25563 accessors and constructors. Return NULL_RTX instead of 0.
25564 (expand_builtin_strstr): Likewise.
25565 (expand_builtin_strchr): Likewise.
25566 (expand_builtin_strrchr): Likewise.
25567 (expand_builtin_strpbrk): Likewise.
25568 (expand_builtin_memcpy): Likewise.
25569 (expand_builtin_mempcpy): Likewise.
25570 (expand_builtin_mempcpy_args): New.
25571 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25572 (expand_builtin_memmove_args): New.
25573 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25574 (expand_movstr): Likewise.
25575 (expand_builtin_strcpy): Likewise.
25576 (expand_builtin_strcpy_args): New.
25577 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25578 (expand_builtin_strncpy): Likewise.
25579 (expand_builtin_memset): Likewise.
25580 (expand_builtin_memset_args): New.
25581 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25582 (expand_builtin_memcmp): Likewise.
25583 (expand_builtin_strcmp): Likewise.
25584 (expand_builtin_strncmp): Likewise.
25585 (expand_builtin_strcat): Likewise.
25586 (expand_builtin_strncat): Likewise.
25587 (expand_builtin_strspn): Likewise.
25588 (expand_builtin_strcspn): Likewise.
25589 (expand_builtin_args_info): Likewise.
25590 (expand_builtin_va_start): Likewise.
25591 (gimplify_va_arg_expr): Likewise.
25592 (expand_builtin_va_end): Likewise.
25593 (expand_builtin_va_copy): Likewise.
25594 (expand_builtin_frame_address): Likewise.
25595 (expand_builtin_alloca): Likewise.
25596 (expand_builtin_bswap): Likewise.
25597 (expand_builtin_unop): Likewise.
25598 (expand_builtin_fputs): Likewise.
25599 (expand_builtin_expect): Likewise.
25600 (expand_builtin_fabs): Likewise.
25601 (expand_builtin_copysign): Likewise.
25602 (expand_builtin_printf): Likewise.
25603 (expand_builtin_fprintf): Likewise.
25604 (expand_builtin_sprintf): Likewise.
25605 (expand_builtin_init_trampoline): Likewise.
25606 (expand_builtin_signbit): Likewise.
25607 (expand_builtin_fork_or_exec): Likewise.
25608 (expand_builtin_sync_operation): Likewise.
25609 (expand_builtin_compare_and_swap): Likewise.
25610 (expand_builtin_lock_test_and_set): Likewise.
25611 (expand_builtin_lock_release): Likewise.
25612 (expand_builtin): Likewise.
25613 (builtin_mathfn_code): Likewise.
25615 (fold_builtin_constant_p): Pass call arguments individually instead
25616 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25617 accessors and constructors. Return NULL_TREE instead of 0.
25618 (fold_builtin_expect): Likewise.
25619 (fold_builtin_classify_type): Likewise.
25620 (fold_builtin_strlen): Likewise.
25621 (fold_builtin_nan): Likewise.
25622 (integer_valued_real_p): Likewise.
25623 (fold_trunc_transparent_mathfn): Likewise.
25624 (fold_fixed_mathfn): Likewise.
25625 (fold_builtin_cabs): Likewise.
25626 (fold_builtin_sqrt): Likewise.
25627 (fold_builtin_cbrt): Likewise.
25628 (fold_builtin_cos): Likewise.
25629 (fold_builtin_cosh): Likewise.
25630 (fold_builtin_tan): Likewise.
25631 (fold_builtin_sincos): Likewise.
25632 (fold_builtin_cexp): Likewise.
25633 (fold_builtin_trunc): Likewise.
25634 (fold_builtin_floor): Likewise.
25635 (fold_builtin_ceil): Likewise.
25636 (fold_builtin_round): Likewise.
25637 (fold_builtin_int_roundingfn): Likewise.
25638 (fold_builtin_bitop): Likewise.
25639 (fold_builtin_bswap): Likewise.
25640 (fold_builtin_logarithm): Likewise.
25641 (fold_builtin_hypot): Likewise.
25642 (fold_builtin_pow): Likewise.
25643 (fold_builtin_powi): Likewise.
25644 (fold_builtin_exponent): Likewise.
25645 (fold_builtin_memset): Likewise.
25646 (fold_builtin_bzero): Likewise.
25647 (fold_builtin_memory_op): Likewise.
25648 (fold_builtin_bcopy): Deleted; call site changed to invoke
25649 fold_builtin_memory_op directly.
25650 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25651 (fold_builtin_strncpy): Likewise.
25652 (fold_builtin_memcmp): Likewise.
25653 (fold_builtin_strcmp): Likewise.
25654 (fold_builtin_strncmp): Likewise.
25655 (fold_builtin_signbit): Likewise.
25656 (fold_builtin_copysign): Likewise.
25657 (fold_builtin_isascii): Likewise.
25658 (fold_builtin_toascii): Likewise.
25659 (fold_builtin_isdigit): Likewise.
25660 (fold_builtin_fabs): Likewise.
25661 (fold_builtin_abs): Likewise.
25662 (fold_builtin_fmin_fmax): Likewise.
25663 (fold_builtin_carg): Likewise.
25664 (fold_builtin_classify): Likewise.
25665 (fold_builtin_unordered_cmp): Likewise.
25667 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25668 New functions split out from fold_builtin_1.
25669 (fold_builtin_n): New.
25670 (fold_builtin_varargs): New.
25671 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25673 (fold_call_expr): New.
25674 (build_function_call_expr): Rewrite to use new helper function.
25675 (fold_builtin_call_list): New.
25676 (build_call_expr): New.
25677 (fold_builtin_call_valist): New.
25678 (rewrite_call_expr): New.
25679 (validate_arg): New.
25680 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25681 of an arglist. Change return type to bool. Use new CALL_EXPR
25684 (fold_builtin_strstr): Pass call arguments individually instead
25685 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25686 accessors and constructors. Return NULL_TREE instead of 0.
25687 (fold_builtin_strchr): Likewise.
25688 (fold_builtin_strrchr): Likewise.
25689 (fold_builtin_strpbrk): Likewise.
25690 (fold_builtin_strcat): Likewise.
25691 (fold_builtin_strncat): Likewise.
25692 (fold_builtin_strspn): Likewise.
25693 (fold_builtin_strcspn): Likewise.
25694 (fold_builtin_fputs): Likewise.
25695 (fold_builtin_next_arg): Likewise.
25696 (fold_builtin_sprintf): Likewise.
25698 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25699 NULL_RTX instead of 0.
25700 (expand_builtin_memory_chk): Likewise.
25701 (maybe_emit_chk_warning): Likewise.
25702 (maybe_emit_sprintf_chk_warning): Likewise.
25704 (fold_builtin_object_size): Pass call arguments individually instead
25705 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25706 accessors and constructors. Return NULL_TREE instead of 0.
25707 (fold_builtin_memory_chk): Likewise.
25708 (fold_builtin_stxcpy_chk): Likewise.
25709 (fold_builtin_strncpy_chk): Likewise.
25710 (fold_builtin_strcat_chk): Likewise.
25711 (fold_builtin_strcat_chk): Likewise.
25712 (fold_builtin_strncat_chk): Likewise.
25713 (fold_builtin_sprintf_chk): Likewise.
25714 (fold_builtin_snprintf_chk): Likewise.
25715 (fold_builtin_printf): Likewise.
25716 (fold_builtin_vprintf): Likewise.
25718 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25720 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25721 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25722 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25723 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25724 (fold_unary): Likewise.
25725 (fold_binary): Likewise.
25726 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25727 ternary expressions.
25728 (fold): Add logic for tcc_vl_exp.
25729 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25730 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25731 (fold_build3_stat): Add assertion to flag broken interface for
25732 constructing CALL_EXPRs.
25733 (fold_build_call_list): New.
25734 (fold_build_call_list_initializer): New.
25735 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25737 (fold_strip_sign_ops): Likewise.
25739 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25740 Brooks Moses <brooks.moses@codesourcery.com>
25741 Lee Millward <lee.millward@codesourcery.com>
25743 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25744 accessors and dump arguments explicitly.
25746 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25748 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25750 (print_call_name): Use new CALL_EXPR accessors.
25752 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25753 CALL_EXPR arguments explicitly instead of as a list. Use
25754 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25756 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25757 (vrp_visit_stmt): Likewise.
25759 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25760 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25762 (force_move_till_expr): Likewise.
25764 * targhooks.c (default_external_stack_protect_fail): Use
25765 build_call_expr instead of build_function_call_expr.
25766 (default_hidden_stack_protect_fail): Likewise.
25768 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25771 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25772 and walk arguments explicitly.
25774 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25775 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25776 (expand_simple_operations): Likewise.
25777 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25779 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25780 of TREE_CODE_LENGTH.
25781 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25783 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25784 instead of TREE_CODE_LENGTH.
25786 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25787 (tree_ic_transform): Likewise.
25788 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25789 parameter instead of arglist. Fix callers.
25790 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25791 (tree_stringops_transform): Likewise.
25792 (tree_indirect_call_to_profile): Likewise.
25793 (tree_stringops_values_to_profile): Likewise.
25795 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25796 (eliminate_tail_call): Likewise.
25798 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25800 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25801 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25803 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25805 * omp-low.c (build_omp_barrier): Use build_call_expr.
25806 (lower_rec_input_clauses): Likewise.
25807 (lower_reduction_clauses): Likewise.
25808 (expand_parallel_call): Likewise.
25809 (maybe_catch_exception): Likewise.
25810 (expand_omp_for_generic): Likewise.
25811 (expand_omp_for_static_nochunk): Likewise.
25812 (expand_omp_sections): Likewise.
25813 (lower_omp_single_simple): Likewise.
25814 (lower_omp_single_copy): Likewise.
25815 (lower_omp_master): Likewise.
25816 (lower_omp_ordered): Likewise.
25817 (lower_omp_critical): Likewise.
25819 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25820 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25822 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25823 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25824 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25826 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25827 and generalize to handle any number of operands.
25828 (chrec_contains_undetermined): Likewise.
25829 (tree_contains_chrecs): Likewise.
25830 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25832 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25834 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25835 fold_call_expr instead of fold_builtin.
25836 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25837 match declarations there.
25838 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25841 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25842 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25844 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25845 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25847 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25850 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25851 (execute_cse_sincos): Use new CALL_EXPR accessors.
25853 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25855 * gimple-low.c (lower_function_body): Use build_call_expr.
25856 (lower_builtin_setjmp): Likewise.
25858 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25859 (set_storage_via_libcall): Likewise.
25860 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25861 instead of TREE_CODE_LENGTH.
25862 (expand_expr_real_1): Use new CALL_EXPR accessors.
25864 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25865 generalize to handle any number of operands.
25866 (TB_parent_eq): Likewise.
25868 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25869 (strip_builtin_expect): Likewise.
25871 * function.c (gimplify_parameters): Use build_call_expr.
25873 * tree-vectorizer.c (vect_is_simple_reduction): Use
25874 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25876 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25877 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25879 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25882 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25883 (gimplify_decl_expr): Likewise.
25884 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25885 Use new CALL_EXPR iterators.
25886 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25887 (gimplify_modify_expr_to_memset): Likewise.
25888 (gimplify_variable_sized_compare): Likewise.
25889 (gimplify_omp_atomic_fetch_op): Likewise.
25890 (gimplify_omp_atomic_pipeline): Likewise.
25891 (gimplify_omp_atomic_mutex): Likewise.
25892 (gimplify_function_tree): Likewise.
25894 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25895 (call_expr_flags): Likewise.
25896 (expand_call): Likewise.
25898 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25899 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25902 * coverage.c (create_coverage): Use build_call_expr.
25904 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25905 (temp_call_expr_obstack): New.
25906 (pool_copy_list): Delete.
25907 (temp_copy_call_expr): New.
25908 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25909 CALL_EXPR accessors. Get rid of special goo for copying argument
25910 lists and use temp_copy_call_expr instead.
25911 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25912 CALL_EXPR accessors.
25913 (create_expression_by_pieces): Likewise. Use build_call_array
25914 to construct the result instead of fold_build3.
25915 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25916 dealing with argument lists.
25917 (init_pre): Remove references to expression_node_pool and
25918 list_node_pool. Init temp_call_expr_obstack instead.
25919 (fini_pre): Remove references to expression_node_pool and
25922 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25923 and walk arguments explicitly instead of as a list.
25925 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25926 (mx_register_decls): Likewise.
25927 (mudflap_register_call): Likewise.
25928 (mudflap_finish_file): Likewise.
25930 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25931 (ipa_callsite_compute_param): Likewise.
25933 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25934 accessors and constructor.
25936 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25937 accessors and constructor.
25938 (convert_tramp_reference): Likewise.
25939 (convert_call_expr): Likewise.
25940 (finalize_nesting_tree_1): Likewise.
25942 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25945 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25947 * tree-inline.c (initialize_inlined_parameters): Pass entire
25948 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25950 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25951 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25953 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25954 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25955 (vectorizable_reduction): Likewise.
25956 (vectorizable_call): Use new CALL_EXPR iterators.
25957 (vectorizable_conversion): Use build_call_expr.
25958 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25959 (vect_gen_widened_results_half): Use build_call_expr.
25960 (vect_setup_realignment): Likewise.
25961 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25963 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25964 (pass_through_call): Likewise.
25965 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25968 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25969 (tree_gen_pow2_profiler): Likewise.
25970 (tree_gen_one_value_profiler): Likewise.
25971 (tree_gen_ic_func_profiler): Likewise.
25972 (tree_gen_average_profiler): Likewise.
25973 (tree_gen_ior_profiler): Likewise.
25975 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25976 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25977 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25979 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25980 of TREE_CODE_LENGTH.
25982 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25983 of TREE_CODE_LENGTH.
25985 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25987 (convert_to_integer): Likewise.
25989 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25992 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25993 Brooks Moses <brooks.moses@codesourcery.com>
25994 Lee Millward <lee.millward@codesourcery.com>
25996 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25998 * config/frv/frv.c (frv_expand_builtin): Likewise.
25999 * config/s390/s390.c (s390_expand_builtin): Likewise.
26001 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26002 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26004 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26005 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26006 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26007 (ix86_expand_store_builtin): Likewise.
26008 (ix86_expand_unop_builtin): Likewise.
26009 (ix86_expand_unop1_builtin): Likewise.
26010 (ix86_expand_sse_compare): Likewise.
26011 (ix86_expand_sse_comi): Likewise.
26012 (ix86_expand_vec_init_builtin): Likewise.
26013 (ix86_expand_vec_ext_builtin): Likewise.
26014 (ix86_expand_vec_set_builtin): Likewise.
26015 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26017 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26018 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26020 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26021 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26022 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26024 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26026 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26027 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26028 arglist. Use new CALL_EXPR accessors. Fix callers.
26029 (altivec_expand_abs_builtin): Likewise.
26030 (rs6000_expand_binop_builtin): Likewise.
26031 (altivec_expand_predicate_builtin): Likewise.
26032 (altivec_expand_lv_builtin): Likewise.
26033 (spe_expand_stv_builtin): Likewise.
26034 (altivec_expand_stv_builtin): Likewise.
26035 (rs6000_expand_ternop_builtin): Likewise.
26036 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26037 (altivec_expand_st_builtin): Likewise.
26038 (altivec_expand_dst_builtin): Likewise.
26039 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26040 arglist. Use new CALL_EXPR accessors. Fix callers.
26041 (altivec_expand_vec_set_builtin): Likewise.
26042 (altivec_expand_vec_ext_builtin): Likewise.
26043 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26044 (spe_expand_builtin): Likewise.
26045 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26046 arglist. Use new CALL_EXPR accessors. Fix callers.
26047 (spe_expand_evsel_builtin): Likewise.
26048 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26049 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26051 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26052 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26053 (arm_expand_unop_builtin): Likewise.
26054 (arm_expand_builtin): Use new CALL_EXPR accessors.
26056 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26059 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26060 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26062 (bfin_expand_unop_builtin): Likewise.
26063 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26065 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26066 Brooks Moses <brooks.moses@codesourcery.com>
26067 Lee Millward <lee.millward@codesourcery.com>
26069 * c-semantics.c (build_stmt): Add internal diagnostic check.
26071 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26072 accessors. Print arguments explicitly instead of as a list.
26074 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26076 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26077 (c_finish_omp_flish): Likewise.
26079 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26080 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26081 instead of TREE_CODE_LENGTH.
26082 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26083 (c_warn_unused_result): Likewise.
26085 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26088 * doc/invoke.texi (Warning Options): Remove
26089 -Werror-implicit-function-declaration.
26090 (Wimplicit-function-declaration): Update description.
26091 * opts.c (common_handle_option): Move handling of -Werror=* to...
26092 (enable_warning_as_error): ...here.
26093 * opts.h (enable_warning_as_error): Declare.
26094 * c-decl.c (implicit_decl_warning): Unless
26095 -Wno-implicit-function-declaration is given, emit a pedwarn if
26096 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26097 * c.opt (Wimplicit-function-declaration): Replace
26098 mesg_implicit_function_declaration with
26099 warn_implicit_function_declaration.
26100 * c-opts.c (c_common_handle_option):
26101 -Werror-implicit-function-declaration is exactly equal as
26102 -Werror=implicit-function-declaration.
26103 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26104 warn_implicit_function_declaration.
26105 (c_common_post_options): -Wimplict-function-declaration is enabled
26106 by default by -std=c99, otherwise is disabled by default.
26107 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26109 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26111 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26112 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26113 former is ignored but not the latter.
26115 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26117 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26118 is made and the reference doesn't use the alias set of its type,
26119 do not create the temporary using that type.
26121 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26123 * jump.c: Remove prototypes for delete_computation and
26124 delete_prior_computation.
26126 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26128 * jump.c (get_label_after): Delete.
26129 (get_label_before, delete_computation, delete_jump,
26130 delete_prior_computation, follow_jumps): Move...
26131 * reorg.c (delete_computation, delete_prior_computation): ... here...
26132 (get_label_before, delete_jump): ... making these static ...
26133 (follow_jumps): ... and simplifying this since it only runs after
26135 * rtl.h (get_label_after, get_label_before, delete_jump,
26136 follow_jumps): Delete prototypes.
26138 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26140 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26142 2007-02-15 Nick Clifton <nickc@redhat.com>
26144 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26145 order to prevent it from being munged by the target.
26147 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26149 * config/i386/i386.md: Remove misleading comment.
26151 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26153 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26154 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26157 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26159 * tree-sra.c (instantiate_missing_elements): Canonicalize
26161 (sra_build_assignment): New.
26162 (generate_copy_inout, generate_element_copy,
26163 generate_element_zero, generate_one_element_init): Use it.
26165 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26167 * tree-sra.c (instantiate_missing_elements): Canonicalize
26169 (sra_build_assignment): New.
26170 (generate_copy_inout, generate_element_copy,
26171 generate_element_zero, generate_one_element_init): Use it.
26173 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26175 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26178 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26180 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26181 types as aggregates not scalars.
26182 * function.c (assign_stack_temp_for_type): Likewise.
26184 2007-02-14 Roger Sayle <roger@eyesopen.com>
26185 Zdenek Dvorak <dvorakz@suse.cz>
26187 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26190 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26192 * passes.c (next_pass_1): Clear the next field of the copied
26195 2007-02-14 Richard Henderson <rth@redhat.com>
26197 * tree-sra.c (early_sra): New.
26198 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26199 (tree_sra_early, pass_sra_early): New.
26200 * tree-pass.h (pass_sra_early): Declare.
26201 * passes.c (init_optimization_passes): Use it.
26203 2007-02-14 Richard Guenther <rguenther@suse.de>
26205 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26207 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26209 PR tree-optimization/30771
26210 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26212 (vect_analyze_operations): Induction phis can now be marked as
26214 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26215 Update documentation accordingly.
26217 2007-02-14 Nick Clifton <nickc@redhat.com>
26219 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26220 most 3 arguments are supported.
26221 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26223 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26225 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26226 Ensure dst->current is valid.
26228 2007-02-13 Paul Brook <paul@codesourcery.com>
26230 * config.gcc: Add arm*-*-uclinux-*eabi.
26231 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26232 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26233 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26234 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26235 (LINK_SPEC): Define.
26236 (LIB_SPEC): Define.
26237 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26239 * config/arm/uclinux-eabi.h: New file.
26240 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26241 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26244 2007-02-13 Ian Lance Taylor <iant@google.com>
26246 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26247 * flags.h (warn_strict_overflow): Declare.
26248 (enum warn_strict_overflow_code): Define.
26249 (issue_strict_overflow_warning): New static inline function.
26250 * opts.c (warn_strict_overflow): New variable.
26251 (common_handle_option): Handle OPT_Wstrict_overflow and
26252 OPT_Wstrict_overflow_.
26253 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26255 * fold-const.c: Include intl.h.
26256 (fold_deferring_overflow_warnings): New static variable.
26257 (fold_deferred_overflow_warning): New static variable.
26258 (fold_deferred_overflow_code): New static variable.
26259 (fold_defer_overflow_warnings): New function.
26260 (fold_undefer_overflow_warnings): New function.
26261 (fold_undefer_and_ignore_overflow_warnings): New function.
26262 (fold_deferring_overflow_warnings_p): New function.
26263 (fold_overflow_warning): New static function.
26264 (make_range): Add strict_overflow_p parameter. Change all
26266 (extract_muldiv, extract_muldiv_1): Likewise.
26267 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26268 tree_expr_nonnegative_p.
26269 (fold_negate_expr): Call fold_overflow_warning.
26270 (fold_range_test): Likewise.
26271 (fold_comparison): Likewise.
26272 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26273 instead of tree_expr_nonnegative_p.
26274 (tree_expr_nonnegative_warnv_p): Rename from
26275 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26276 (tree_expr_nonnegative_p): New function.
26277 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26278 strict_overflow_p parameter.
26279 (tree_expr_nonzero_p): New function.
26280 * passes.c (verify_interpass_invariants): New static function.
26281 (execute_one_pass): Call it.
26282 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26284 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26285 (estimate_numbers_of_iterations): Likewise.
26286 (scev_probably_wraps_p): Likewise.
26287 * tree-ssa-ccp.c: Include "toplev.h".
26288 (evaluate_stmt): Defer fold overflow warnings until we know we are
26290 (struct fold_stmt_r_data): Add stmt field.
26291 (fold_stmt_r): Defer fold overflow warnings until we know we
26293 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26294 (fold_stmt_inplace): Likewise.
26295 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26296 (cleanup_control_expr_graph): Defer fold overflow warnings until
26297 we know we are going to optimize.
26298 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26299 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26301 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26302 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26303 * tree-ssa-loop-manip.c (create_iv): Likewise.
26304 * c-typeck.c (build_conditional_expr): Likewise.
26305 (build_binary_op): Likewise.
26306 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26307 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26308 (extract_range_from_unary_expr): Likewise.
26309 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26310 assuming that signed overflow does not occur.
26311 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26312 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26313 (fold_defer_overflow_warnings): Declare.
26314 (fold_undefer_overflow_warnings): Declare.
26315 (fold_undefer_and_ignore_overflow_warnings): Declare.
26316 (fold_deferring_overflow_warnings_p): Declare.
26317 (tree_expr_nonzero_warnv_p): Declare.
26318 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26319 of warning options.
26320 (Warning Options): Document -Wstrict-overflow.
26321 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26322 (tree-ssa-ccp.o): Likewise.
26323 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26324 (fold-const.o): Depend on intl.h.
26326 2007-02-13 Ian Lance Taylor <iant@google.com>
26328 PR middle-end/30751
26329 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26332 2007-02-13 Stuart Hastings <stuart@apple.com>
26334 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26336 2007-02-13 Richard Henderson <rth@redhat.com>
26338 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26339 handled_component_p before looking for the indirect_ref.
26341 2007-02-13 Richard Henderson <rth@redhat.com>
26343 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26344 remove flags clobber.
26345 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26346 (bswaphi_lowpart): New.
26347 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26348 remove TARGET_BSWAP test. Delete expander of the same name.
26350 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26351 (expand_unop): Use them.
26353 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26355 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26356 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26357 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26358 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26359 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26360 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26361 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26362 assembler dialect choice from asm templates.
26364 2007-02-12 Richard Henderson <rth@redhat.com>
26366 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26367 (fixuns_trunc<SSEMODEF>si2): Use it.
26368 * config/i386/sse.md (vec_setv4sf_0): Export.
26369 * config/i386/i386.c (ix86_build_const_vector): Export.
26370 (ix86_split_convert_uns_si_sse): Rename from
26371 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26372 * config/i386/i386-protos.h: Update.
26374 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26377 * c-typeck.c (c_finish_return): Improve warning message.
26379 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26381 * alias.c (find_symbolic_term): Delete unused function.
26383 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26385 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26386 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26387 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26389 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26391 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26392 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26393 the function, temporarily point the debug interface to the null one.
26395 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26397 * dwarf2out.c (round_up_to_align): New static function.
26398 (field_byte_offset): Use it to round the offset.
26400 2007-02-12 Richard Henderson <rth@redhat.com>
26402 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26403 (inswl_const): Export.
26405 2007-02-12 Richard Henderson <rth@redhat.com>
26407 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26408 result mode of the libcall, convert back to outmode.
26410 2007-02-12 Roger Sayle <roger@eyesopen.com>
26412 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26413 (bswapdi2): New define_expand to implement 32-bit implementation.
26415 2007-02-12 Nick Clifton <nickc@redhat.com>
26417 * doc/invoke.texi (Overall Options): Document --help=.
26418 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26419 (cc1_options): Pass --help= on to cc1.
26420 (display_help): Add description of --help=.
26421 (process_command): Add code to handle --help=. Allow translated
26422 --help and --target-help switches to be passed on to compiler
26424 (main): Remove unused if statement.
26425 * opts.c (columns): Remove.
26426 (LEFT_COLUMN): Define.
26427 (wrap_help): Add columns argument.
26428 (print_filtered_help): Change parameters to be an include bitmask,
26429 an exclude bitmask, an any bitmask and the column width. Move the
26430 code to display the params list here. Add code to display the
26431 status of options rather than their descriptions if the quiet flag
26433 (print_specific_help): Change parameters to be an include bitmask,
26434 an exclude bitmask and an any bitmask. Move code to look up the
26435 column width here. Decide upon the title for an options listing.
26436 (common_handle_options): Add code to handle --help=. Adapt code
26437 for --help and --target-help to use the revised form of the
26438 print_specific_help function.
26439 (print_help): Delete.
26440 (print_param_help): Delete.
26441 (print_switch): Delete.
26442 * opts.h (cl_lang_count): Add prototype.
26443 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26444 CL_MAX_OPTION_CLASS): New defines.
26445 * optc-gen.awk: Add construction of cl_lang_count.
26446 * c.opt: Add Warning attribute to warning options and Optimization
26447 attribute to optimization options.
26448 * common.opt: Likewise.
26450 Add -fhelp and -ftarget-help as aliases for the transformed --help
26451 and --target-help options.
26452 * opt-functions.awk: Add code to handle Warning and Optimization
26455 2007-02-12 Richard Henderson <rth@redhat.com>
26457 * config/alpha/constraints.md: New file.
26458 * config/alpha/alpha.c: Include tm-constrs.h.
26459 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26460 alpha_extra_constraint): Remove.
26461 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26462 * config/alpha/alpha-protos.h: Update.
26463 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26464 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26465 (EXTRA_CONSTRAINT): Remove.
26466 * config/alpha/alpha.md: Include constraints.md.
26467 (adddi splitter): Use satisfies_constraint_*.
26468 * config/alpha/predicates.md (add_operand): Likewise.
26469 (sext_add_operand, addition_operation): Likewise.
26471 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26473 PR tree-optimization/29145
26474 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26475 in our handling of restrict qualified pointers.
26477 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26480 * doc/invoke.texi (Wunused-value): Update description.
26481 (Wextra): Delete item.
26482 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26483 value of Wunused-value.
26484 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26485 (c_finish_stmt_expr): Don't check extra_warnings.
26486 (emit_side_effect_warnings): The caller is responsible to check
26489 2007-02-11 Roger Sayle <roger@eyesopen.com>
26490 Matt Thomas <matt@3am-software.com>
26492 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26494 2007-02-11 Roger Sayle <roger@eyesopen.com>
26496 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26497 comparisons of POPCOUNT against zero.
26498 (simplify_const_relational_operation): Likewise.
26500 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26502 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26504 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26506 * dwarf2out.c (root_type): Delete unused function.
26508 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26510 * genattrtab.c (contained_in_p): Delete unused function.
26511 (write_expr_attr_cache): Likewise.
26513 2007-02-11 Jan Hubicka <jh@suse.cz>
26515 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26518 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26520 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26521 to add the REG_EQ* note.
26522 * see.c (see_merge_one_use_extension): Likewise.
26523 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26524 turn REG_EQUAL notes into REG_EQUIV notes if the target
26525 register may have more than one set.
26526 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26527 * gcse.c (try_replace_reg): Likewise.
26528 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26529 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26530 more than one REG_EQUIV note.
26531 * reload1.c (gen_reload): Use set_unique_reg_note.
26533 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26535 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26536 (ix86_builtin_conversion): New function.
26538 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26541 * tree.h (DECL_REPLACEABLE_P): New macro.
26542 * except.c (set_nothrow_function_flags): Likewise.
26544 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26545 Ira Rosen <irar@il.ibm.com>
26546 Dorit Nuzman <dorit@il.ibm.com>
26548 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26549 * targhooks.c (default_builtin_vectorized_conversion): New.
26550 * targhooks.h (default_builtin_vectorized_function): New declaration.
26551 * target.h (struct vectorize): Add builtin_conversion field.
26552 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26553 stmt_vec_info_type value.
26554 (vectorizable_conversion): New declaration.
26555 * tree-vect-analyze.c (vect_analyze_operations): Add
26556 vectorizable_conversion call.
26557 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26558 * tree-vect-transform.c (vectorizable_conversion): New function.
26559 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26560 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26562 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26563 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26564 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26565 or ALTIVEC_BUILTIN_VCFSX.
26567 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26570 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26571 CONST_DOUBLE and operand 0 is a hard register.
26572 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26573 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26574 is a hard floating-point register.
26576 2007-02-10 Richard Henderson <rth@redhat.com>
26577 Jakub Jelinek <jakub@redhat.com>
26578 Alexandre Oliva <aoliva@redhat.com>
26580 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26581 * builtin-types.def (BT_WORD): Make unsigned.
26582 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26583 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26584 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26585 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26586 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26587 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26589 * expr.c (emutls_var_address): New.
26590 (expand_expr_real_1): Expand emulated tls.
26591 (expand_expr_addr_expr_1): Likewise.
26592 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26593 * output.h (emutls_finish): Declare.
26594 * toplev.c (compile_file): Call it.
26595 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26596 address before wrapping in CONST.
26597 * varasm.c (emutls_htab, emutls_object_type): New.
26598 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26599 (get_emutls_object_name, get_emutls_object_type): New.
26600 (get_emutls_init_templ_addr, emutls_decl): New.
26601 (emutls_common_1, emutls_finish): New.
26602 (assemble_variable): When emulating tls, swap decls; generate
26603 constructor for the emutls objects.
26604 (do_assemble_alias): When emulating tls, swap decl and target name.
26605 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26607 * varpool.c (decide_is_variable_needed): Look at force_output.
26608 Recurse for emulated tls.
26609 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26610 with decide_is_variable_needed.
26611 * emutls.c: New file.
26612 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26613 tls_object for real tls.
26615 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26617 PR rtl-optimization/29599
26618 * reload1.c (eliminate_regs_in_insn): Take the destination
26619 mode into account when computing the offset.
26621 2007-02-09 Stuart Hastings <stuart@apple.com>
26622 Richard Henderson <rth@redhat.com>
26624 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26625 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26626 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26627 fixuns_truncdfhi2): New.
26628 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26629 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26630 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26631 (floatunssidf2): Allow nonimmediate source.
26632 * config/i386/sse.md (movdi_to_sse): New.
26633 (vec_concatv2di): Drop '*'.
26634 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26635 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26636 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26638 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26639 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26640 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26641 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26642 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26643 ix86_build_const_vector.
26644 (x86_emit_floatuns): Rewrite.
26646 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26648 * genautomata.c (longest_path_length): Delete unused function.
26649 (struct state): Delete unused longest_path_length.
26650 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26651 (get_free_state): Delete unused.
26653 2007-02-09 Jan Hubicka <jh@suse.cz>
26655 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26656 * doc/invoke.texi (inline-unit-growth): Update default value.
26658 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26659 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26660 (rebuild_cgraph_edges): Likewise.
26661 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26662 (dump_cgraph_node): Dump frequencies.
26663 (cgraph_clone_edge): Add frequency scales.
26664 (cgraph_clone_node): Add freuqnecy.
26665 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26666 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26667 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26668 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26669 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26670 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26671 (save_inline_function_body): Likewise.
26672 * ipa-inline.c: inluce rtl.h
26673 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26674 (cgraph_edge_badness): Use frequencies.
26675 (cgraph_decide_recursive_inlining): Update clonning.
26676 (cgraph_decide_inlining_of_small_function): Dump frequency.
26677 * predict.c (estimate_bb_frequencies): Export.
26678 * predict.h (estimate_bb_frequencies): Declare.
26679 * tree-inline.c (copy_bb): Watch overflows.
26680 (expand_call_inline): Update call of cgraph_create_edge.
26681 (optimize_inline_calls): Use TODO flags to update frequnecies.
26682 * passes.h: Include predict.h
26683 (init_optimization_passes): Move profile ahead.
26684 (execute_function_todo): Handle TODO_rebuild_frequencies.
26686 2007-02-09 Roger Sayle <roger@eyesopen.com>
26688 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26689 the insbl or inswl pattern into a register.
26691 2007-02-09 Roger Sayle <roger@eyesopen.com>
26693 * config/ia64/ia64.md (bswapdi2): New define_insn.
26695 2007-02-09 Richard Henderson <rth@redhat.com>
26697 * config/i386/constraints.md (Ym): New constraint.
26698 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26699 (movdi_1_rex64): Split sse and xmm general register moves from
26700 memory move alternatives. Use conditional register constraints.
26701 (movsf_1, movdf_integer): Likewise.
26702 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26703 (movdf_integer_rex64): New.
26704 (pushsf_rex64): Fix output constraints.
26705 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26706 (sse2_stored): Likewise.
26707 (sse2_storeq_rex64): New.
26708 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26709 amd and not generic.
26710 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26711 for optimize_size. Remove SF/DFmode hack.
26713 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26715 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26718 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26719 Richard Sandiford <richard@codesourcery.com>
26721 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26722 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26723 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26724 m68k/t-mlib to tmake_file.
26725 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26726 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26727 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26728 Allow it to be cf or m68k. Set m68k_arch_family. If that
26729 variable is not empty, add t-$m68k_arch_family to tmake_file.
26730 Add t-mlibs to tmake_file.
26731 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26732 * config/m68k/t-cf: New file.
26733 * config/m68k/t-m68k: Likewise.
26734 * config/m68k/t-mlibs: Likewise.
26735 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26736 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26737 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26738 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26739 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26741 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26742 (INSTALL_LIBGCC): Delete.
26743 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26744 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26745 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26746 (M68K_MLIB_CPU): Define.
26747 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26748 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26749 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26751 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26752 Richard Guenther <rguenther@suse.de>
26754 PR middle-end/23361
26755 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26756 against INT_MIN/INT_MAX.
26757 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26758 file if a loop is removed.
26760 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26762 * calls.c (store_one_arg): Pass correct alignment to
26763 emit_push_insn for non-BLKmode values.
26764 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26765 unaligned stack slot via a suitably aligned slot.
26767 2007-02-08 DJ Delorie <dj@redhat.com>
26769 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26771 (legal_subregs): Use unsigned char, make const.
26772 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26774 2007-02-08 Paul Brook <paul@codesourcery.com>
26776 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26777 special interworking needed.
26779 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26781 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26782 conditional to __SSE2__.
26783 (Entries below should have been added to first ChangeLog
26784 entry for amdfam10 dated 2007-02-05)
26785 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26787 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26789 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26792 2007-02-08 DJ Delorie <dj@redhat.com>
26794 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26795 * config/m32c/m32c.c (legal_subregs): New.
26796 (m32c_illegal_subreg_p): New.
26797 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26798 unsupported subregs of hard regs.
26800 2007-02-08 Jan Hubicka <jh@suse.cz>
26802 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26803 the same one; always update histograms.
26805 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26807 * passes.c (init_optimization_passes): Tidy comment.
26809 2007-02-08 Roger Sayle <roger@eyesopen.com>
26811 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26812 strip zero_extend, bswap and rotates from POCOUNT's argument.
26813 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26814 zero_extend and rotates from PARITY's argument.
26815 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26816 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26817 of an integer constant at compile-time.
26819 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26822 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26824 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26827 * tree-ssa-live.c (remove_unused_locals): Do not remove
26828 TREE_ADDRESSABLE variables.
26829 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26830 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26831 FOR_CLOBBER. Update all users.
26832 If VAR has an associated alias set, add a virtual operand for
26833 it if no alias is found to conflict with the memory reference.
26835 2007-02-07 Jan Hubicka <jh@suse.cz>
26836 Robert Kidd <rkidd@crhc.uiuc.edu>
26838 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26840 2007-02-07 Ian Lance Taylor <iant@google.com>
26842 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26844 2007-02-07 Roger Sayle <roger@eyesopen.com>
26846 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26847 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26848 tablejumpdi, movsi_to_cr_one): Remove constraints from
26849 define_expand's match_operands.
26851 2007-02-07 Roger Sayle <roger@eyesopen.com>
26853 * global.c (compute_regsets): Move declatation of "i" inside of
26854 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26856 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26859 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26860 of INDIRECT_REF <RESULT_DECL>.
26862 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26864 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26865 Kaz Kojima <kkojima@gcc.gnu.org>
26868 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26870 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26872 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26874 * doc/loop.texi: Document possibility not to perform disambiguation
26875 of loops with multiple latches.
26876 * cfgloopmanip.c (alp_enum_p): Removed.
26877 (add_loop): Handle subloops. Use get_loop_body_with_size.
26878 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26879 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26880 the new forwarder block.
26881 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26882 Handle the case latch is NULL.
26883 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26884 modifications when marking loop exits.
26885 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26887 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26888 disambiguate_loops_with_multiple_latches.
26889 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26890 before fix_loop_structure.
26891 * cfgloop.c: Include pointer-set.h and output.h.
26892 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26893 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26894 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26895 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26896 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26897 disambiguate_multiple_latches, get_loop_body_with_size,
26898 disambiguate_loops_with_multiple_latches): New functions.
26899 (flow_loop_dump): Dump multiple latch edges.
26900 (flow_loop_nodes_find): Handle loops with multiple latches.
26901 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26902 (glb_enum_p): Modified.
26903 (get_loop_body): Use get_loop_body_with_size.
26904 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26905 (AVOID_CFG_MODIFICATIONS): New constant.
26906 (disambiguate_loops_with_multiple_latches, add_loop,
26907 get_loop_body_with_size): Declare.
26908 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26910 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26912 PR inline-asm/28686
26913 * global.c (compute_regsets): New function.
26914 (global_alloc): Refactored ELIMINABLE_REGSET
26915 and NO_GLOBAL_ALLOC_REGS computation out.
26916 (rest_of_handle_global_alloc): Call compute_regsets()
26917 for non-optimizing case.
26919 2007-02-06 Richard Henderson <rth@redhat.com>
26921 * config/i386/constraints.md (Y2): Rename from Y.
26922 (Yi): New constraint.
26923 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26924 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26925 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26926 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26927 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26928 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26929 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26930 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26931 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26932 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26933 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26934 vec_extractv2si_1): Change Y constraints to Y2.
26935 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26936 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26937 Change Y constraints to Y2.
26938 (sse2_loadld): Change Y constraints to x.
26940 2007-02-06 Roger Sayle <roger@eyesopen.com>
26942 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26943 (parity<mode>2): New define_expand using rs6000_emit_parity.
26944 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26945 rs6000_emit_parity): New functions.
26946 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26947 rs6000_emit_parity): Prototype here.
26949 2007-02-06 Ian Lance Taylor <iant@google.com>
26951 * lower-subreg.c (simple_move_operand): Reject CONST.
26952 (resolve_clobber): Call validate_change rather than directly
26953 assigning to XEXP (pat, 0).
26955 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26957 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26958 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26959 (tree-cfg.o): Remove hashtab.h dependency.
26961 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26962 (struct ivopts_data): Change niters to pointer_map_t.
26963 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26964 (niter_for_exit): Create pointer_map on demand. Change for
26966 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26967 (free_loop_data): Destroy data->niters if created and reset field.
26968 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26969 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26971 * tree-ssa-reassoc.c: Include pointer-set.h.
26972 (bb_rank): Change to long *.
26973 (operand_rank): Change to pointer_map_t.
26974 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26975 (insert_operand_rank): Accept long.
26976 (operand_entry_hash, operand_entry_eq): Remove.
26977 (get_rank): Return long. Adjust for changes above.
26978 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26980 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26982 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26983 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26984 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26986 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26987 directly since it cannot be NULL.
26988 (get_vi_for_tree): Rewrite for pointer_map API.
26989 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26990 (init_alias_vars): Create vi_for_tree as pointer_map.
26991 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26993 * tree-cfg.c: Don't include hashtab.h.
26994 (edge_to_cases): Declare as pointer_map.
26995 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26997 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26998 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26999 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27001 (record_switch_edge): Delete.
27002 (get_cases_for_edge): Adjust for pointer_map API, inline
27003 record_switch_edge (rewritten for new API), remove goto.
27005 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27007 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27008 * tree-nested.c: Include pointer-set.h.
27009 (var_map_elt, var_map_eq, var_map_hash): Delete.
27010 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27011 to pointer_map_t's.
27012 (nesting_info_bitmap_obstack): New.
27013 (lookup_field_for_decl): Adjust for pointer_map API.
27014 (lookup_tramp_for_decl): Adjust for pointer_map API.
27015 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27016 (get_local_debug_decl): Adjust for pointer_map API.
27017 (convert_nl_goto_reference): Adjust for pointer_map API.
27018 (convert_nl_goto_receiver): Adjust for pointer_map API.
27019 (create_nesting_tree): Create outside GGC space. Create bitmap on
27020 the new obstack. Create field_map and var_map as pointer_maps.
27021 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27023 (lower_nested_functions): Move root here, no need to NULL it.
27024 Initialize and release the obstack.
27026 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27028 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27029 Remove prototypes and make them non-static.
27030 (struct tree_int_map): Remove.
27031 * tree.h (struct tree_int_map): Move here, turning TO into an
27033 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27035 * tree.h (TREE_COMPLEXITY): Remove.
27036 (struct tree_exp): Remove complexity field.
27037 * tree.c (build1_stat): Don't set it.
27039 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27040 Victor Kaplansky <victork@il.ibm.com>
27042 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27043 (vect_is_simple_reduction): Support reduction with induction as
27044 one of the operands.
27045 (vect_is_simple_iv_evolution): Fix formatting.
27046 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27047 formatting. Don't mark induction phis for vectorization.
27048 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27049 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27050 (vect_get_vec_def_for_operand): Support induction.
27051 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27053 (vectorizable_reduction): Support reduction with induction as one of
27055 (vectorizable_type_demotion): Use def-type of stmt argument rather
27056 than dummy def-type.
27058 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27059 flag_tree_scev_cprop.
27060 * common.opt (tree-scev-cprop): New flag.
27062 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27063 call to vect_get_new_vect_var.
27065 2007-02-06 Ira Rosen <irar@il.ibm.com>
27067 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27068 vectype is not NULL.
27069 (vect_pattern_recog_1): Likewise.
27071 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27073 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27074 (fold_negate_expr): Likewise.
27076 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27079 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27080 even if cv-qualification is the same.
27082 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27084 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27085 __enable_execute_stack on completion.
27087 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27089 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27090 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27091 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27092 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27093 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27094 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27095 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27096 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27098 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27100 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27101 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27102 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27103 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27104 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27105 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27106 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27107 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27108 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27109 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27110 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27111 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27112 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27113 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27114 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27115 sqrtextenddfxf2_i387): Added amdfam10_decode.
27117 * config/i386/athlon.md (athlon_idirect_amdfam10,
27118 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27119 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27120 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27121 athlon_ivector_store_amdfam10): New define_insn_reservation.
27122 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27125 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27127 * config/i386/athlon.md (athlon_call_amdfam10,
27128 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27129 define_insn_reservation.
27130 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27131 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27132 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27134 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27136 * config/i386/athlon.md (athlon_sseld_amdfam10,
27137 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27138 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27140 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27142 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27143 define_insn_reservation.
27144 * config/i386/i386.md (sseins): Added sseins to define_attr type
27145 and define_attr unit.
27146 * config/i386/sse.md: Set type attribute to sseins for insertq
27149 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27151 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27152 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27153 ssecomi_load_amdfam10, ssecomi_amdfam10,
27154 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27155 define_insn_reservation.
27156 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27158 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27160 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27161 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27162 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27163 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27164 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27165 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27166 define_insn_reservation.
27168 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27169 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27170 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27171 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27172 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27174 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27176 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27177 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27178 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27179 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27180 athlon_ssemul_load_k8): Added amdfam10.
27182 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27184 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27185 (x86_sse_unaligned_move_optimal): New variable.
27187 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27189 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27190 for unaligned vector SSE double/single precision loads for AMDFAM10.
27192 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27194 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27195 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27196 Define TARGET_CPU_DEFAULT_amdfam10.
27197 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27198 (processor_type): Add PROCESSOR_AMDFAM10.
27200 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27201 processor_type in config/i386/i386.h.
27202 Enable imul peepholes for TARGET_AMDFAM10.
27204 * config.gcc: Add support for --with-cpu option for amdfam10.
27206 * config/i386/i386.c (amdfam10_cost): New variable.
27207 (m_AMDFAM10): New macro.
27208 (m_ATHLON_K8_AMDFAM10): New macro.
27209 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27210 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27211 x86_promote_QImode, x86_integer_DFmode_moves,
27212 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27213 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27214 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27215 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27216 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27217 Enable/disable for amdfam10.
27218 (override_options): Add amdfam10_cost to processor_target_table.
27219 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27220 processor_alias_table.
27221 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27222 (ix86_adjust_cost): Add code for amdfam10.
27224 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27226 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27227 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27228 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27229 * config/i386/i386.h: Add builtin definition for SSE4A.
27230 * config/i386/i386.md: Add support for ABM instructions
27231 (popcnt and lzcnt).
27232 * config/i386/sse.md: Add support for SSE4A instructions
27233 (movntss, movntsd, extrq, insertq).
27234 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27235 Add -march=amdfam10 flag.
27236 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27237 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27239 * doc/extend.texi: Add documentation for SSE4A builtins.
27241 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27243 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27245 2007-02-05 Richard Guenther <rguenther@suse.de>
27247 * tree-vectorizer.h (vectorizable_function): Add argument type
27248 argument, change return type.
27249 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27250 * tree-vect-transform.c (vectorizable_function): Handle extra
27251 argument, return vectorized function decl.
27252 (build_vectorized_function_call): Remove.
27253 (vectorizable_call): Handle calls with result and argument types
27254 differing. Handle loop vectorization factor correctly.
27255 * targhooks.c (default_builtin_vectorized_function): Adjust for
27257 * targhooks.h (default_builtin_vectorized_function): Likewise.
27258 * target.h (builtin_vectorized_function): Add argument type
27260 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27261 extra argument, allow vectorizing of lrintf.
27262 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27263 documentation of target hook.
27265 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27268 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27269 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27270 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27272 2007-02-05 Roger Sayle <roger@eyesopen.com>
27274 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27275 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27276 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27277 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27278 before canonicalizing sincos to cexpi.
27279 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27281 2007-02-05 Roger Sayle <roger@eyesopen.com>
27283 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27284 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27285 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27287 2007-02-05 Roger Sayle <roger@eyesopen.com>
27289 * mips-tfile.c (initialize_init_file): Correct endianness test.
27291 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27293 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27294 the 'y' constraint.
27296 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27298 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27299 saves in a PARALLEL before the register assignments.
27301 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27303 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27304 DWARF_FRAME_RETURN_COLUMN to be a general register.
27305 * dwarf2out.c (init_return_column_size): New function, split from...
27306 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27307 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27308 to be nongeneral registers.
27309 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27311 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27312 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27314 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27316 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27318 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27320 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27321 (remove_path): Use can_remove_branch_p and remove_branch instead
27322 of loop_delete_branch_edge.
27323 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27324 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27325 Update profile using scale_dominated_blocks_in_loop.
27326 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27327 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27328 (can_remove_branch_p, remove_branch): Declare.
27329 * tree-cfg.c (tree_can_remove_branch_p): New function.
27330 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27331 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27332 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27334 2007-02-05 Jan Hubicka <jh@suse.cz>
27336 PR middle-end/30696
27337 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27338 nodes in cgraph, don't remove offline copy of the function.
27340 2007-02-04 Jan Hubicka <jh@suse.cz>
27342 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27343 vectors might cause maybe_lookup_element_for_expr to be called
27344 on non-sra-candidate.
27346 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27348 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27349 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27350 spelling conventions.
27352 2007-02-04 Richard Guenther <rguenther@suse.de>
27354 PR middle-end/30636
27355 * fold-const.c (try_move_mult_to_index): Make sure to not
27356 overflow one dimension of a multi-dimensional array access.
27358 2007-02-04 Jan Hubicka <jh@suse.cz>
27360 * passes.c (init_optimization_passes): Reindent.
27362 2007-02-04 Jan Hubicka <jh@suse.cz>
27363 Eric Botcazou <ebotcazou@adacore.com>
27365 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27366 (execute_fixup_cfg): Break out the abnormal goto code.
27367 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27368 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27369 (optimize_inline_calls): Call make_nonlocal_label_edges.
27371 2007-02-04 Jan Hubicka <jh@suse.cz>
27373 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27374 true when something was changed.
27375 (rename_ssa_copies): When something was changed, do
27376 TODO_remove_unused_locals.
27377 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27378 add TODO_remove_unused_locals when instruction was removed.
27380 2007-02-04 Jan Hubicka <jh@suse.cz>
27382 * ipa-inline.c (try_inline): Improve debug output; work on already
27384 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27385 call try_inline for already inlined edges too when flattening;
27386 inline also functions that make callee growth but overall unit size
27389 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27391 * config/m32c/bitops.md, config/m32c/jump.md,
27392 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27393 config/m32r/m32r.h, config/m32r/m32r.md,
27394 config/m32r/predicates.md, config/m68hc11/larith.asm,
27395 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27396 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27397 config/mips/mips-protos.h, config/mips/mips.c,
27398 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27399 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27400 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27401 spelling conventions.
27403 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27404 Follow spelling conventions.
27406 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27408 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27409 warn about C++0x compatibility.
27411 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27413 * config/h8300/h8300.c, config/h8300/h8300.h,
27414 config/h8300/h8300.md: Follow spelling conventions.
27416 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27418 PR middle-end/30667
27419 * combine.c (try_combine): Do not substitute source operand
27420 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27422 2007-02-03 Jan Hubicka <jh@suse.cz>
27424 PR gcov-profile/30650
27425 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27426 do not divide by zero for never executed counters.
27427 (tree_find_values_to_profile): Fix counters.
27428 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27430 2007-02-03 Ian Lance Taylor <iant@google.com>
27432 * lower-subreg.c (simple_move_operand): New static function,
27433 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27435 (simple_move): Call simple_move_operand.
27436 (find_decomposable_subregs): Add special handling of MEMs.
27437 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27438 meaning of return value. If we see a hard register, test whether
27439 it can store a word_mode value. Change all callers.
27441 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27443 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27444 ftrapv insns and expanders.
27445 (subdi3): Change define_expand operand 1 to arith11_operand, and
27446 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27447 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27448 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27451 PR middle-end/30174
27452 * varasm.c (notice_global_symbol): Treat global objects as weak when
27453 flag_shlib is true.
27455 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27457 * emit-rtl.c (dconstpi): Delete.
27458 (dconstsqrt2): New.
27459 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27460 * real.h (dconstpi): Delete.
27461 (dconstsqrt2): New.
27462 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27463 (fold_builtin_hypot): Likewise.
27465 2007-02-03 Tom Tromey <tromey@redhat.com>
27468 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27469 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27471 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27473 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27474 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27475 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27476 config/rs6000/cell.md, config/rs6000/darwin.h,
27477 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27478 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27479 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27480 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27481 typos. Follow spelling conventions.
27482 * doc/invoke.texi: Follow spelling conventions.
27484 2007-02-03 Roger Sayle <roger@eyesopen.com>
27486 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27487 canonicalization transformations that attempt to simplify integer
27488 constant comparisons to become comparisons against zero.
27490 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27492 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27494 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27495 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27497 2007-02-02 Mike Stump <mrs@apple.com>
27499 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27500 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27501 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27502 generate a branch island.
27504 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27506 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27507 (xtensa_legitimate_address_p): New.
27508 (xtensa_legitimize_address): New.
27509 (xtensa_output_addr_const_extra): New.
27510 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27512 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27513 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27514 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27515 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27516 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27517 (xtensa_legitimize_address): New.
27518 (xtensa_output_addr_const_extra): New.
27520 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27522 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27524 2007-02-02 Ian Lance Taylor <iant@google.com>
27526 * expmed.c (expand_divmod): Add comment.
27528 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27530 * emit-rtl.c (renumber_insns): Remove.
27531 * flags.h: Remove the extern for flag_renumber_insns.
27532 * rtl.h: Remove the prototype for renumber_insns.
27533 * toplev.c (flag_renumber_insns): Remove.
27535 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27537 Revert for x86 darwin:
27538 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27540 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27541 code before the following patch under TARGET_MACHO.
27542 (ix86_function_value_regno_p): Likewise.
27544 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27546 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27549 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27552 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27553 loads to general or fp registers. Add comments.
27554 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27556 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27558 * pointer-set.c (insert_aux): Only return insertion slot.
27559 (pointer_set_insert): Adjust.
27560 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27561 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27562 pointer_map_traverse): New.
27563 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27564 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27565 pointer_map_contains, pointer_map_traverse): Declare.
27567 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27569 PR middle-end/30473
27570 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27571 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27573 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27575 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27577 (struct _dep): New type.
27578 (dep_t): New typedef.
27579 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27580 (DEP_STATUS): New access macro. The macro with the same name was
27581 renamed to DEP_LINK_STATUS.
27582 (dep_init): Declare function
27584 (struct _dep_link): New type.
27585 (dep_link_t): New typedef.
27586 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27587 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27588 (DEP_LINK_STATUS): New macro.
27589 (debug_dep_links): New debug function.
27591 (struct _deps_list): New type.
27592 (deps_list_t): New typedef.
27593 (DEPS_LIST_FIRST): New access macro.
27594 (FOR_EACH_DEP_LINK): New cycle macro.
27595 (create_deps_list, free_deps_list, delete_deps_list): Declare
27597 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27598 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27599 (copy_deps_list_change_con): Ditto.
27601 (move_dep_link): Declare function.
27603 (struct _dep_node): New type.
27604 (dep_node_t): New typedef.
27605 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27607 (struct haifa_insn_data.back_deps): New field to hold backward
27608 dependencies of the insn.
27609 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27611 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27612 Change its type to deps_list_t.
27613 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27614 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27615 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27617 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27619 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27621 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27623 (dep_cost): Declare.
27625 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27626 (ds_to_dk, dk_to_ds): New functions.
27628 (init_dep_1): New static function.
27629 (init_dep): New function.
27630 (copy_dep): New static function.
27632 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27634 (detach_dep_link): New static function.
27635 (move_dep_link): New function.
27637 (dep_links_consistent_p, dump_dep_links): New static functions.
27638 (debug_dep_links): New debugging function.
27640 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27642 (alloc_deps_list, init_deps_list): New static functions.
27643 (create_deps_list): New function.
27644 (clear_deps_list): New static function.
27645 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27646 (deps_list_consistent_p, dump_deps_list): New static functions.
27647 (debug_deps_list): New function.
27648 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27650 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27652 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27653 use new scheduler dependencies lists.
27654 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27655 (sched_analyze): Ditto. Initialize dependencies lists.
27656 (add_forw_dep, compute_forward_dependences): Update to use new
27657 scheduler dependencies lists.
27659 (init_dependency_caches): Init deps_obstack.
27660 (free_dependency_caches): Free deps_obstack.
27662 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27663 new scheduler dependencies lists.
27664 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27665 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27667 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27668 Update to use new scheduler dependencies lists.
27669 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27670 (debug_dependencies): Ditto.
27671 (schedule_region): Update comments.
27673 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27674 scheduler dependencies lists.
27675 (schedule_ebb): Update comments.
27677 * rtl.def (DEPS_LIST): Remove.
27679 * lists.c (unused_deps_list): Remove.
27680 (free_list): Update assertions.
27682 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27683 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27685 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27686 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27688 * haifa-sched.c (comments): Update.
27689 (insn_cost1): Remove. Inline the code into insn_cost ().
27690 (insn_cost): Update to use new scheduler dependencies lists. Move
27691 processing of the dependency cost to dep_cost ().
27692 (dep_cost): New function. Use it instead of insn_cost () when
27693 evaluating cost of the dependency. Use compatible interface to
27694 interact with the target.
27695 (priority): Update to use new scheduler dependencies lists.
27696 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27697 with greater number of insns that depend on the insn.
27698 (schedule_insn): Update to use new scheduler dependencies lists. Add
27699 code to free backward dependencies lists. Inline and optimize code
27700 from resolve_dep () - see PR28071.
27701 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27702 lists. Update call to targetm.sched.is_costly_dependence hook.
27704 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27705 scheduler dependencies lists.
27707 (resolve_dep): Remove. Move the logic to schedule_insn ().
27708 (init_h_i_d): Initialize dependencies lists.
27710 (process_insn_depend_be_in_spec): Rename to
27711 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27712 dependencies lists.
27713 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27714 Update to use new scheduler dependencies lists.
27715 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27717 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27718 new scheduler dependencies lists.
27719 (build_intra_loop_deps): Ditto.
27721 * target.h (struct _dep): Declare to use in
27722 gcc_target.sched.is_costly_dependence.
27723 (struct gcc_target.sched.adjust_cost): Fix typo.
27724 (struct gcc_target.sched.is_costly_dependence): Change signature to
27725 use single dep_t parameter instead of an equivalent triad.
27726 (struct gcc_target.sched.adjust_cost_2): Remove.
27728 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27730 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27732 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27734 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27736 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27737 (REG_DEP_TRUE): Document.
27739 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27740 Change signature to correspond to the targetm.sched.adjust_cost hook.
27741 Update use in TARGET_SCHED_ADJUST_COST_2.
27742 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27743 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27744 new scheduler dependencies lists.
27745 (ia64_gen_check): Ditto.
27747 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27748 scheduler dependencies lists.
27750 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27751 signature to correspond to the targetm.sched.is_costly_dependence hook.
27752 (is_costly_group): Update to use new scheduler dependencies lists.
27754 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27755 instead of INSN_COST () macro.
27757 2007-02-01 Ian Lance Taylor <iant@google.com>
27759 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27761 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27763 * pa.md (tp_load): Correct mfctl instruction syntax.
27765 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27767 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27768 altivec_padding_size calculation on AIX. Improve comment, add
27769 assert to verify that it's right.
27771 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27774 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27776 PR inline-asm/28686
27777 * global.c (global_alloc): Add mising initialization of
27780 2007-02-01 Roger Sayle <roger@eyesopen.com>
27782 * alias.c (init_alias_analysis): Correct whitespace.
27783 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27784 partition_hot_cold_basic_blocks): Likewise.
27785 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27786 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27787 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27788 fold_builtin_snprintf_chk, fold_builtin_printf,
27789 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27790 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27791 * cfgcleanup.c (cleanup_cfg): Likewise.
27792 * cfgexpand.c (tree_expand_cfg): Likewise.
27793 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27794 * function.c (get_next_funcdef_no): Likewise.
27795 * gengtype.c (main): Likewise.
27796 * genmodes.c (main): Likewise.
27797 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27798 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27799 * ifcvt.c (noce_emit_move_insn): Likewise.
27800 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27802 * stor-layout.c (get_best_mode): Likewise.
27803 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27804 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27805 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27806 perform_var_substitution, solve_graph): Likewise.
27807 * tree-vrp.c (vrp_finalize): Likewise.
27809 2007-02-01 Ian Lance Taylor <iant@google.com>
27811 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27812 high part of a paradoxical subreg, return a constant zero.
27814 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27816 * toplev.c (lang_dependent_init): Call init_set_costs.
27817 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27819 2007-02-01 Richard Guenther <rguenther@suse.de>
27821 PR middle-end/30656
27822 * fold-const.c (fold_negate_expr): Allow negating a
27823 constant if overflow does not change.
27825 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27827 * doc/c-tree.texi (Expression trees): Improve markup.
27828 * doc/tm.texi (Register Classes, Addressing Modes)
27829 (Floating Point): Fix spacing after abbreviations. Fix some
27832 2007-02-01 Ben Elliston <bje@au.ibm.com>
27834 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27835 * doc/contrib.texi: Likewise.
27836 * doc/install.texi: Likewise.
27838 2007-01-31 Richard Henderson <rth@redhat.com>
27839 Ian Lance Taylor <iant@google.com>
27841 * lower-subreg.c: New file.
27842 * rtl.def (CONCATN): Define.
27843 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27844 pass_lower_subreg2.
27845 * emit-rtl.c (update_reg_offset): New static function, broken out
27846 of gen_rtx_REG_offset.
27847 (gen_rtx_REG_offset): Call update_reg_offset.
27848 (gen_reg_rtx_offset): New function.
27849 * regclass.c: Revert patch of 2006-03-05, restoring
27851 (clear_reg_info_regno): New function.
27852 * dwarf2out.c (concatn_loc_descriptor): New static function.
27853 (loc_descriptor): Handle CONCATN.
27854 * common.opt (fsplit_wide_types): New option.
27855 * opts.c (decode_options): Set flag_split_wide_types when
27857 * timevar.def (TV_LOWER_SUBREG): Define.
27858 * rtl.h (gen_reg_rtx_offset): Declare.
27859 (reg_scan_update): Declare.
27860 * regs.h (clear_reg_info_regno): Declare.
27861 * tree-pass.h (pass_lower_subreg): Declare.
27862 (pass_lower_subreg2): Declare.
27863 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27864 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27865 -fsplit-wide-types.
27866 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27867 * Makefile.in (OBJS-common): Add lower-subreg.o.
27868 (lower-subreg.o): New target.
27870 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27872 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27874 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27877 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27879 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27881 PR middle-end/29335
27882 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27884 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27886 * cfgloop.h: Include vec-prim.h.
27887 (enum li_flags): Remove LI_ONLY_OLD.
27888 (loop_iterator): Changed.
27889 (fel_next, fel_init): Iterate over loop tree.
27890 (FOR_EACH_LOOP_BREAK): New macro.
27891 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27893 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27894 * modulo-sched.c (sms_schedule): Ditto.
27895 * tree-vectorizer.c (vectorize_loops): Ditto.
27896 * doc/loop.texi: Update information on loop numbering and behavior of
27897 FOR_EACH_LOOP wrto new loops.
27898 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27899 add_to_evolution_1): Test nestedness of loops instead of comparing
27901 * tree-chrec.c (chrec_fold_plus_poly_poly,
27902 chrec_fold_multiply_poly_poly, chrec_evaluate,
27903 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27904 reset_evolution_in_loop): Ditto.
27905 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27907 2007-01-31 Dirk Mueller <dmueller@suse.de>
27909 * c-common.c (warn_about_parentheses): Separate warning about
27910 un-parenthized sequence of comparison operators from the one
27911 which is supposed to warn about x <= y <= z.
27913 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27915 * optabs.h (enum optab_index): Add new OTI_isinf.
27916 (isinf_optab): Define corresponding macro.
27917 * optabs.c (init_optabs): Initialize isinf_optab.
27918 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27920 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27921 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27923 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27924 expand_builtin_interclass_mathfn.
27925 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27926 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27927 (fxam<mode>2_i387): New insn pattern.
27928 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27929 built-in functions as x87 inline asm.
27931 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27933 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27935 2007-01-30 Eric Christopher <echristo@apple.com>
27937 * config.gcc: Add geode.
27939 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27941 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27942 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27943 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27944 value-prof.c: Fix comment typos.
27946 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27949 * doc/invoke.texi (Wpointer-arith): Document warning.
27951 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27953 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27954 the list of discrepancies from the draft TR.
27956 2007-01-30 Dirk Mueller <dmueller@suse.de>
27959 * doc/invoke.texi (-Wreturn-type): Update description to
27960 match new behavior.
27962 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27964 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27966 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27968 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27969 to handle optabs that operate on floating point input argument and
27970 output to integer output.
27971 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27972 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27973 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27974 expand_builtin_interclass_mathfn ().
27975 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27976 (ilogbsi2): Remove.
27977 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27978 ilogbl built-in functions as x87 intrinsics.
27980 2007-01-30 Richard Guenther <rguenther@suse.de>
27982 PR middle-end/27657
27983 * dwarf2out.c (reference_to_unused): Query varpool if the
27984 variable was output.
27986 2007-01-30 Richard Guenther <rguenther@suse.de>
27988 PR middle-end/30313
27989 * passes.c (execute_one_pass): Reset in_gimple_form to not
27990 confuse non-unit-at-a-time mode.
27992 2007-01-29 Roger Sayle <roger@eyesopen.com>
27993 Richard Guenther <rguenther@suse.de>
27995 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27996 avoid undefined behaviour on overflow. Use force_fit_type_double
27997 to construct the constant with the specified TREE_OVERFLOW.
27999 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28001 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28002 * config/dfp-bit.h: Ditto.
28004 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28006 * c-decl.c (pop_scope): Replace warnings with call to
28007 warn_for_unused_label.
28008 * c-common.h (warn_for_unused_label): Declare.
28009 * c-common.c (warn_for_unused_label): Define.
28011 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28013 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28016 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28018 * Makefile.in (USER_H): Remove decfloat.h.
28019 * ginclude/decfloat.h: Delete, moving contents to ...
28020 * ginclude/float.h: Add support for decimal floating point,
28021 guarded by __STDC_WANT_DEC_FP__.
28023 2007-01-29 Mike Stump <mrs@apple.com>
28025 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28026 Analysis and Representation to resolve case insensitive conflict.
28027 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28029 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28031 * tree.h (struct tree_memory_tag): Add aliases member.
28032 (MTAG_ALIASES): New macro.
28033 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28034 (add_may_alias): Remove pointer-set. Update for may_aliases being
28036 (mark_aliases_call_clobbered): Update for may_aliases being a
28038 (compute_tag_properties): Ditto.
28039 (create_partition_for): Ditto.
28040 (compute_memory_partitions): Ditto.
28041 (dump_may_aliases_for): Ditto.
28042 (is_aliased_with): Ditto.
28043 (add_may_alias_for_new_tag): Ditto.
28044 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28045 (compute_is_aliased): New function.
28046 (compute_may_aliases): Call compute_is_aliased).
28047 (init_alias_info): Initialize alias_bitmap_obstack.
28048 (union_alias_set_into): New function.
28049 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28050 (have_common_aliases_p): Rewrite to take two bitmaps and use
28052 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28053 Update for bitmaps.
28054 (finalize_ref_all_pointers): Update for add_may_alias changes.
28055 (new_type_alias): Ditto.
28056 * tree-flow-inline.h (may_aliases): Return a bitmap.
28057 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28058 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28059 may_aliases being a bitmap.
28060 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28061 may_aliases now returns a bitmap.
28062 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28064 * tree-ssa-operands.c (add_virtual_operand): Update for
28065 may_aliases being a bitmap.
28067 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28069 PR tree-optimization/30630
28070 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28071 variable as changed.
28073 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28076 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28077 expanded only once even if an error occurs.
28079 2007-01-29 Ben Elliston <bje@au.ibm.com>
28081 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28082 (__gcov_average_profiler): Likewise.
28083 (__gcov_ior_profiler): Likewise.
28084 (__gcov_merge_ior): Likewise.
28086 2007-01-28 Jan Hubicka <jh@suse.cz>
28088 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28089 * value-prof.c (stringop_block_profile): Likewise.
28091 2007-01-28 Jan Hubicka <jh@suse.cz>
28093 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28094 Add variant handling histograms; add wrapper.
28095 (clear_storage_via_libcall): Export.
28096 (emit_block_move_hints): Break out from ...; add histograms.
28097 (emit_block_move): ... this one.
28098 (clear_storage_hints): Break out from ...; add histograms.
28099 (clear_storage): ... this one.
28100 (set_storage_via_memset): Handle histogram.
28101 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28102 (clear_storage_hints, clear_storage_via_libcall): Declare.
28103 (set_storage_via_setmem): Update prototype.
28104 * doc/md.texi (movmem, setmem): Document new arguments.
28106 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28107 Add new histograms.
28108 (stringop_block_profile): New global function.
28109 (tree_stringops_values_to_profile): Profile block size and alignment.
28110 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28112 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28113 (stringop_block_profile): Declare.
28114 * builtins.c: Include value-prof.h.
28115 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28116 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28117 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28118 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28119 * profile.c (instrument_values): Add new counters.
28120 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28122 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28123 (tree_init_edge_profiler): Build new profilers.
28124 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28125 (pass_tree_profile): Add dump.
28126 (tree_profile_hooks): Update.
28127 * Makefile.in (LIBGCOV): Add new constants.
28128 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28129 __gcov_ior_profiler): New.
28130 * i386.md (movmem/setmem expanders): Add new optional arguments.
28132 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28134 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28136 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28138 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28139 (tree_unswitch_single_loop): Pass eni_size_weights to
28140 tree_num_loop_insns.
28141 * tree-ssa-loop-manip.c: Include tree-inline.h.
28142 (can_unroll_loop_p): Pass eni_size_weights to
28143 tree_num_loop_insns.
28144 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28145 Pass eni_size_weights to estimate_num_insns.
28146 * tree.h (init_inline_once): Export.
28147 * toplev.c (backend_init): Call init_inline_once.
28148 * cgraphunit.c (cgraph_process_new_functions,
28149 cgraph_analyze_function): Pass eni_inlining_weights to
28150 estimate_num_insns.
28151 * ipa-inline.c (compute_inline_parameters): Ditto.
28152 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28153 to estimate_num_insns.
28154 (try_unroll_loop_completely): Pass eni_size_weights to
28155 tree_num_loop_insns.
28156 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28157 ot estimate_num_insns.
28158 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28159 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28160 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28161 eni_time_weights): New variables.
28162 (init_inline_once): Initialize them.
28163 (struct eni_data): Mew.
28164 (estimate_num_insns_1, estimate_num_insns): Use weights.
28165 * tree-inline.h (struct eni_weights_d): New.
28166 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28167 (estimate_num_insns): Declaration changed.
28168 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28169 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28170 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28172 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28174 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28175 relations in the conflict function is valid.
28177 2007-01-27 Ian Lance Taylor <iant@google.com>
28179 * common.opt: Add fstrict-overflow.
28180 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28181 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28182 (TYPE_OVERFLOW_UNDEFINED): Define.
28183 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28185 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28186 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28187 (fold_negate_expr): Likewise.
28188 (make_range): Likewise.
28189 (extract_muldiv_1): Likewise.
28190 (maybe_canonicalize_comparison): Likewise.
28191 (fold_comparison): Likewise.
28192 (fold_binary): Likewise.
28193 (tree_expr_nonnegative_p): Likewise.
28194 (tree_expr_nonzero_p): Likewise.
28195 * tree-vrp.c (compare_values): Likewise.
28196 (extract_range_from_binary_expr): Likewise.
28197 (extract_range_from_unary_expr): Likewise.
28198 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28200 (nowrap_type_p): Likewise.
28201 * tree-scalar-evolution.c (simple_iv): Likewise.
28202 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28203 (build_range_check): Likewise.
28204 (extract_muldiv_1): Likewise.
28205 (fold_comparison): Likewise.
28206 * tree-vrp.c (vrp_int_const_binop): Likewise.
28207 (extract_range_from_unary_expr): Likewise.
28208 * convert.c (convert_to_integer): Likewise.
28209 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28210 (fold_comparison): Likewise.
28211 (fold_binary): Likewise.
28212 * optabs.c (optab_for_tree_code): Likewise.
28213 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28214 * simplify-rtx.c (simplify_const_relational_operation): Check
28215 flag_strict_overflow and flag_trapv.
28216 (simplify_const_relational_operation): Likewise.
28217 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28218 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28221 2007-01-27 Roger Sayle <roger@eyesopen.com>
28223 * tree.c (tree_fold_gcd): Delete.
28224 * tree.h (tree_fold_gcd): Remove prototype.
28225 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28226 test whether one constant integer is a multiple of another. Instead
28227 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28228 * fold-const.c (multiple_of_p): We've determined both TOP and
28229 BOTTOM are integer constants so we can call int_const_binop directly
28230 instead of the more generic const_binop.
28232 2007-01-27 Roger Sayle <roger@eyesopen.com>
28234 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28235 1*X check that the constant hasn't overflowed, to preserve the
28237 (round_up): Provide an efficient implementation when rouding-up an
28238 INTEGER_CST to a power-of-two.
28240 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28242 * doc/sourcebuild.texi: Add comma for clarity.
28243 * doc/extend.texi: Fix some typos.
28244 * doc/passes.texi: Likewise.
28245 * doc/cppinternals.texi: Likewise.
28246 * doc/c-tree.texi: Likewise.
28247 * doc/tree-ssa.texi: Likewise.
28248 * doc/install.texi: Likewise.
28250 2007-01-27 Jan Hubicka <jh@suse.cz>
28252 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28253 (pass_sra): Do not require alias information.
28254 * passes.c (init_optimization_passes): Add SRA
28256 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28258 * tracer.c (rest_of_handle_tracer): We already cleaned
28259 up the CFG in tracer() so don't do it here again.
28260 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28261 cleanup_cfg here, either. And don't call renumber_insns.
28263 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28264 and BB_HEAD are in the insn stream here. Instead make sure
28265 that BB_INSN is valid on all insns. Also, do check here that
28266 there are no pending branch predictions...
28267 (rtl_verify_flow_info): ...instead of doing it here. Checks
28268 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28271 2007-01-26 Roger Sayle <roger@eyesopen.com>
28273 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28274 function to simplify/factorize operand order canonicalization.
28275 (ix86_fixup_binary_operands): Reorganize using the above function.
28276 (ix86_binary_operator_ok): Likewise.
28278 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28280 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28281 file scope from optimize_attrs.
28282 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28284 (optimize_attrs): Clear insn_code_values after freeing it.
28286 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28288 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28289 a parts.base assignment.
28291 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28293 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28294 (compute_subscript_distance, initialize_data_dependence_relation,
28295 finalize_ddr_dependent, analyze_ziv_subscript,
28296 analyze_siv_subscript_cst_affine,
28297 compute_overlap_steps_for_affine_univar,
28298 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28299 analyze_siv_subscript, analyze_miv_subscript,
28300 analyze_overlapping_iterations, subscript_dependence_tester_1,
28301 compute_self_dependence, free_dependence_relation): Work
28302 with affine_fn instead of chrecs.
28303 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28304 common_affine_function, affine_function_base,
28305 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28306 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28307 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28308 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28309 (all_chrecs_equal_p): Removed.
28310 * tree-data-ref.h (affine_fn, conflict_function): New types.
28311 (struct subscript): Change type of conflicting_iterations_in_a
28312 and conflicting_iterations_in_b.
28314 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28317 * config/pa/pa.h (TARGET_HPUX_11): New.
28318 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28319 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28321 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28322 Richard Guenther <rguenther@suse.de>
28324 * tree-ssa-structalias.c (solve_graph): Handle case
28325 we merged the variable to another.
28327 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28329 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28332 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28333 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28335 2007-01-25 DJ Delorie <dj@redhat.com>
28337 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28338 allow changes to modes which don't fit in those registers.
28340 * reload1.c (choose_reload_regs): Check for invalid subregs before
28341 computing their locations, not after.
28343 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28346 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28347 save Altivec registers in an eh_return function.
28348 (compute_vrsave_mask): Likewise.
28349 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28350 for saving Altivec registers.
28351 (rs6000_emit_prologue): Don't allocate stack twice in
28352 eh_return function. Correct expected value of altivec_save_offset
28353 when using save_world. Describe save of R0 to stack when using
28354 save_world. Describe stack pointer adjustment when using
28355 save_world. Remove duplicated eh_return parameter register saving.
28356 Update sp_offset variable after save_world.
28357 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28359 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28360 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28363 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28365 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28367 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28370 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28371 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28373 2007-01-25 Richard Guenther <rguenther@suse.de>
28375 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28376 * common.opt (-Wcoverage-mismatch): New warning option.
28377 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28378 if -Wcoverage-mismatch is given.
28380 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28382 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28383 (ipcp_driver): Change to static definition.
28384 Add dumping of the ifunctions.
28385 (constant_val_insert): Remove unused parameter. Support for SSA.
28386 (ipcp_propagate_const): Support for SSA.
28387 (ipcp_profile_bb_print): Print only analyzed nodes.
28388 (ipcp_replace_map_create): Remove support for Fortran constant
28390 * ipa-prop.c (ipa_method_modify_stmt,
28391 ipa_callsite_compute_param): Support for SSA.
28392 * ipa-prop.h (ipcp_driver): Remove declaration.
28393 (IS_VALID_TREE_MAP_INDEX): Add define.
28395 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28397 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28399 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28401 PR middle-end/30447
28402 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28403 constant argument to cabs and do it without checking for
28404 -funsafe-math-optimizations.
28406 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28408 * c-common.h (RID_FIRST_CXX0X): New.
28409 (RID_LAST_CXX0X): New.
28410 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28412 * c.opt (Wc++0x-compat): New.
28413 * doc/invoke.texi (-Wc++0x-compat): Document.
28415 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28417 * builtins.c (fold_builtin_carg): New.
28418 (fold_builtin_1): Use it.
28420 2007-01-24 Jan Hubicka <jh@suse.cz>
28422 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28424 * ipa-inline.c (initial_insns, max_insns): Delete.
28425 (compute_max_insns): New function.
28426 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28427 amount of insns as base for code growth.
28428 (cgraph_decide_inlining): Make initial_insns local; do not compute
28430 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28431 * doc/invoke.texi (inline-unit-growth): Update docs.
28433 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28435 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28436 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28437 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28438 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28439 for CPUs that have PTA_CX16 set.
28441 PR middle-end/27416
28442 * gimplify.c (omp_check_private): New function.
28443 (gimplify_scan_omp_clauses): Use it for
28444 firstprivate/lastprivate/reduction.
28446 PR middle-end/30494
28447 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28448 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28450 PR middle-end/30421
28451 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28452 If lower_lastprivate_clauses emits some statements, append them
28453 to dlist rather than body_p and to body_p append an initializer.
28454 (lower_omp_for): Adjust caller.
28456 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28458 * target.h (globalize_decl_name): New.
28459 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28460 * output.h (default_globalize_decl_name): New.
28461 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28463 (globalize_decl): Ditto.
28464 (default_globalize_decl_name): New.
28465 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28466 (ia64_handle_version_id_attribute): New.
28467 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28468 (ia64_asm_output_external): Use globalize_decl_name instead
28469 of globalize_label.
28470 * doc/extend.texi (version_id): New pragma.
28471 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28473 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28475 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28476 _uleb128_t and _Unwind_SWord with _sleb128_t.
28477 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28478 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28480 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28481 * unwind-pe.h (read_uleb128, read_sleb128,
28482 read_encoded_value_with_base): Likewise.
28483 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28485 2007-01-24 Richard Guenther <rguenther@suse.de>
28487 * builtins.c (expand_builtin_cexpi): Get the fndecl
28488 for cexp in the correct way.
28490 2007-01-24 Jan Hubicka <jh@suse.cz>
28492 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28495 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28497 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28498 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28499 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28500 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28501 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28502 __SIZEOF_PTRDIFF_T__.
28503 * doc/cpp.texi: Documentation for the new builtin macros added.
28505 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28507 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28508 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28509 instead of operands[2] to avoid access past the end of array.
28511 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28513 * reload1.c (emit_reload_insns): Pass the reload register
28514 for a non-spill output reload through forget_old_reloads_1.
28516 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28518 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28519 _SOFT_DOUBLE if doubles use software floating-point.
28520 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28521 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28522 * config/rs6000/darwin-ldouble.c: Also compile functions for
28523 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28524 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28525 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28526 commented-out long double override.
28527 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28528 * config/rs6000/eabispe.h: Likewise.
28529 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28530 long double for non-SPE.
28531 (rs6000_handle_option): Likewise.
28532 (invalid_e500_subreg): Disallow more subregs involding DImode,
28533 DFmode, TImode or TFmode.
28534 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28536 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28538 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28539 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28541 (rs6000_legitimate_address): Also check for TFmode for E500
28543 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28544 (spe_build_register_parallel): Handle TFmode and TCmode.
28545 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28547 (function_arg): Handle TFmode and TCmode for E500 double.
28548 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28550 (print_operand): Handle TFmode and TImode for %y.
28551 (rs6000_generate_compare): Handle TFmode comparisons for E500
28553 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28554 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28555 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28556 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28557 TFmode for E500 double.
28558 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28559 (floatsidf2): Enable for E500 double.
28560 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28561 (extenddftf2): Change to extenddftf2_fprs.
28562 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28563 depending on TARGET_E500_DOUBLE.
28564 (extendsftf2): Enable for E500 double.
28565 (trunctfdf2): Enable for E500 double.
28566 (trunctfsf2): Change to trunctfsf2_fprs.
28567 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28568 depending on TARGET_E500_DOUBLE.
28569 (floatsitf2): Enable for E500 double.
28570 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28571 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28572 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28573 (negtf2): Change to negtf2_internal.
28574 (negtf2): New expander.
28575 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28576 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28577 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28578 (movdi_internal32): Use rs6000_nonimmediate_operand.
28579 (unnamed splitter): Likewise.
28580 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28581 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28582 (SPE64TF, DITI): New mode macros.
28583 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28586 (frob_<mode>_di_2): New.
28587 (frob_tf_di_8_2): New.
28588 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28590 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28592 (frob_ti_<mode>_8_2): New.
28593 (frob_ti_tf_2): New.
28594 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28595 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28597 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28598 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28599 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28600 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28601 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28602 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28605 2007-01-23 Ian Lance Taylor <iant@google.com>
28607 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28609 (OBJS-archive): Reformat, alphabetize.
28610 (OBJS): Change out_object_file to OBJS-md.
28612 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28614 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28615 JUMP_P and CALL_P predicates where applicable.
28616 * config/i386/i386.c: Ditto.
28617 * config/i386/i386.md: Ditto.
28618 * config/i386/mmx.md: Ditto.
28619 * config/i386/predicates.md: Ditto.
28621 2007-01-22 Andreas Schwab <schwab@suse.de>
28623 * config/m68k/m68k.h: Fix comment.
28625 2007-01-22 Jan Hubicka <jh@suse.cz>
28627 * passes.c (init_optimization_passes): Do not rerun
28628 pass_early_warn_uninitialized.
28630 2007-01-22 Richard Guenther <rguenther@suse.de>
28632 PR tree-optimization/30038
28633 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28635 (execute_cse_sincos_1): Likewise.
28636 (execute_cse_sincos): Likewise.
28637 (gate_cse_sincos): Likewise.
28638 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28639 the cexpi() canonicalization of sincos().
28640 * tree-pass.h (pass_cse_sincos): Declare.
28641 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28643 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28645 PR rtl-optimization/29329
28646 * combine.c (replaced_rhs_insn): Rename to i2mod.
28647 (replaced_rhs_value): Rename to i2mod_new_rhs.
28648 (i2mod_old_rhs): New global variable.
28649 (combine_instructions): Adjust for above change. Save a copy of
28650 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28651 note are substituted in the second instruction.
28652 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28653 ditch the note if it pertains to the second eliminated register
28654 and this register is mentioned in i2mod_old_rhs.
28657 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28659 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28660 the insn to which the note was originally attached.
28662 2007-01-21 Jan Hubicka <jh@suse.cz>
28664 * ipa-inline.c (inlining_mode): Comment, move up.
28665 (cgraph_decide_inlining_incrementally): Do not perform inlining
28666 itself; fix handling of flattening of self recursive functions.
28667 (cgraph_find_cycles): Remove.
28668 (cgraph_flatten_node): Remove.
28669 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28670 (try_inline): New function.
28671 (cgraph_early_inlining): Update call of
28672 cgraph_decide_inlining_incrementally. Apply inlining here.
28673 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28675 2007-01-21 Dirk Mueller <dmueller@suse.de>
28678 * tree-vrp.c (check_array_bounds): do not warn
28679 about ADDR_EXPR's of ARRAY_REF's which are immediately
28680 used in binary expressions.
28682 2007-01-21 Ira Rosen <irar@il.ibm.com>
28684 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28685 read_write_dep and macros for its access.
28686 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28687 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28688 argument, call vect_check_interleaving for every independent pair of
28689 data-refs. Mark loads that access the same memory location as a store
28691 (vect_check_dependences): Remove.
28692 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28693 call, fix the call to vect_analyze_data_ref_dependence.
28694 (vect_analyze_data_ref_access): For statements that access the same
28695 data-ref, check that they are not stores; for loads, check that there
28696 is no store that access the same location.
28698 2007-01-20 Roger Sayle <roger@eyesopen.com>
28699 Joseph Myers <joseph@codesourcery.com>
28701 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28702 (-fdump-rtl-stack): Likewise.
28703 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28704 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28705 (-mpt-fixed): Use @minus{} for minus sign.
28706 (Using Precompiled Headers): Fix under/overfull hbox.
28708 2007-01-20 Jan Hubicka <jh@suse.cz>
28710 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28711 place within annotation.
28713 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28715 * pa.c (output_move_double): Change array size of xoperands to 4.
28717 2007-01-20 Jan Hubicka <jh@suse.cz>
28719 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28722 2007-01-19 Ian Lance Taylor <iant@google.com>
28724 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28725 constant to unsigned HOST_WIDE_INT before negating.
28727 2007-01-19 Ian Lance Taylor <iant@google.com>
28729 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28731 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28732 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28733 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28734 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28735 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28736 (realloc_vdef, realloc_vuse): Change second parameter to
28738 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28739 fields to unsigned.
28740 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28741 unsigned. Change x and lim locals to unsigned.
28742 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28744 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28745 (copy_virtual_operands): Change i and n locals to unsigned.
28747 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28749 PR middle-end/29335
28750 * builtins.c (fold_builtin_1): Handle builtin fdim.
28752 2007-01-20 Jan Hubicka <jh@suse.cz>
28754 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28755 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28756 init_alias_heapvars.
28757 (init_alias_heapvars): Initialize only when not already initialized.
28758 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28760 2007-01-19 Roger Sayle <roger@eyesopen.com>
28762 * common.opt (fsigned-zeros): New command line option.
28763 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28764 of flag_unsafe_math_optimizations.
28765 * opts.c (set_fast_math_flags): The -ffast-math command line option
28766 implies -fno-signed-zeros.
28767 (fast_math_flags_set_p): Likewise.
28769 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28770 the documentation of -ffast-math appropriately. Wrap long lines.
28772 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28774 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28775 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28777 2007-01-19 Tomas Bily <tbily@suse.cz>
28779 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28781 (tree_init_ic_make_global_vars): New function
28782 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28783 (tree_gen_ic_profiler): New function
28784 (tree_gen_ic_func_profiler): New function
28785 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28786 (tree_profile_hooks): Added hook for indirec/virtual calls
28787 * value-prof.c (tree_find_values_to_profile): New case for
28789 (tree_values_to_profile): Call for determining indirect/virtual
28791 (tree_indirect_call_to_profile): New function
28792 (tree_ic_transform): New function
28793 (tree_ic): New function
28794 (find_func_by_pid): New function
28795 (init_pid_map): New function
28796 (tree_value_profile_transformations): Added check for
28797 indirect/virtual call transformation
28798 * value-prof.h (enum hist_type): New counter type for
28799 indirect/virtual calls
28800 (profile_hooks): Added new hook for profiling indirect/virtual
28802 * profile.c (instrument_values): New case for indirect/virtual
28804 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28805 (GCOV_COUNTER_V_INDIR): New counter type
28806 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28807 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28809 * cgraph.c: Definition of cgraph_max_pid
28810 (cgraph_create_node): Default init of pid attribute
28811 * cgraph.h: Declaration of cgraph_max_pid
28812 (struct cgraph_node): Added pid attribute
28813 * libgcov.c (__gcov_indirect_call_profiler): New function
28814 (__gcov_one_value_profiler_body): New function
28815 (__gcov_one_value_profiler): Body was moved to
28816 __gcov_one_value_profiler_body and calls it
28818 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28820 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28821 * gengtype.c (write_types_data, write_func_for_structure,
28822 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28823 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28824 (walk_type, write_func_for_structure): Generate the mark_hook if
28827 2007-01-19 Jan Hubicka <jh@suse.cz>
28829 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28830 'early' argument take inlining mode argument specifying whether to
28831 inline for size/speeed or all functions; add support for flattening;
28833 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28835 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28838 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28839 the name of the declared identifier.
28841 2007-01-19 Dirk Mueller <dmueller@suse.de>
28843 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28844 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28845 duplicate evaluation.
28847 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28849 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28850 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28851 to XFMode, use acosxf2 and truncate result to requested mode.
28852 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28853 (asin<mode>2): Similarly, with asin expanders.
28854 (*fscalexf4_i387): Rename from *fscalexf4.
28855 (expNcorexf3): New expander.
28856 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28857 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28858 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28859 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28860 patterns for SSE math.
28861 (exp10<mode>2): Similarly, with exp10 expanders.
28862 (exp2<mode>2): Similarly, with exp2 expanders.
28863 (expm1<mode>2): Similarly, with expm1 expanders.
28864 (ldexp<mode>3): Similarly, with ldexp expanders.
28865 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28866 Use gen_truncxf<mode>2_i387_noop to truncate result.
28868 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28870 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28871 for ColdFire targets.
28873 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28874 Richard Sandiford <richard@codesourcery.com>
28876 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28877 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28878 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28879 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28880 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28881 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28883 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28885 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28886 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28887 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28888 (*adddi_dilshr32_cf): New pattern.
28889 (adddi3, subdi3): Remove first alternatives.
28891 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28893 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28894 implemented using move.l, do not use its cc result for floating-point
28897 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28899 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28900 from accepting 's' constraints if flag_pic.
28902 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28904 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28905 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28906 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28907 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28909 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28911 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28912 ColdFire alternatives.
28913 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28914 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28915 architectures that support ff1 instruction.
28917 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28918 Julian Brown <julian@codesourcery.com>
28920 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28921 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28922 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28925 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28927 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28929 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28930 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28931 HOST_WIDE_INT instead of an rtx.
28932 (m68k_rtx_costs): Update call accordingly.
28933 (output_move_const_into_data_reg): Likewise. Fix formatting.
28934 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28936 (output_move_simode_const): Update calls after above changes.
28937 Rework to use automatic variables and predicates like MEM_P.
28938 * config/m68k/m68k.md (pushexthisi_const): Update call to
28941 2007-01-19 Dirk Mueller <dmueller@suse.de>
28943 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28944 in dump_flags test.
28946 2007-01-19 Richard Guenther <rguenther@suse.de>
28948 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28949 via cexp in case sincos is not available.
28951 2007-01-19 Richard Guenther <rguenther@suse.de>
28953 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28954 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28955 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28956 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28957 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28958 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28959 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28960 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28962 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28964 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28966 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28967 (atan2xf3): Directly generate RTL pattern.
28968 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28969 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28970 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28971 disable patterns for SSE math.
28972 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28973 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28974 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28975 disable patterns for SSE math.
28977 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28979 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28981 2007-01-18 Roger Sayle <roger@eyesopen.com>
28983 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28984 VIEW_CONVERT_EXPR to the same type as it's operand.
28986 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28988 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28989 configured for long double 128.
28991 2007-01-18 Mike Stump <mrs@apple.com>
28993 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28996 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28998 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29001 2007-01-18 Jan Hubicka <jh@suse.cz>
29003 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29004 greater than NUM_VOP_FREE_BUCKETS.
29006 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29008 * tree-ssa-structalias.c: Update comments.
29009 (ptabitmap_obstack): Removed.
29010 (pta_obstack): New.
29011 (oldpta_obstack): Ditto.
29012 (stats): Add a few members.
29013 (struct variable_info): Remove node, complex, address_taken, and
29014 indirect_target members. Add oldsolution member.
29015 (new_var_info): Do not initialize removed members.
29016 (constraint_expr_type): Remove INCLUDES.
29017 (constraint_graph): Add size, implicit_preds, rep,
29018 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29019 (FIRST_REF_NODE): New macro.
29020 (LAST_REF_NODE): Ditto.
29021 (FIRST_ADDR_NODE): Ditto.
29022 (find): New function.
29024 (dump_constraint): Do not handle INCLUDES.
29025 (insert_into_complex): Do not insert duplicate constraints.
29026 (condense_varmap_nodes): Renamed and rewritten into ...
29027 (merge_node_constraints): This. Also fix bug in handling of
29028 offseted copy constraints.
29029 (clear_edges_for_node): No longer need to deal with preds at all,
29030 or removing associated preds/succs.
29031 (merge_graph_nodes): Deal with indirect_cycles.
29032 Don't deal with predecessors.
29033 (add_implicit_graph_edge): New function.
29034 (add_pred_graph_edge): Ditto.
29035 (add_graph_edge): Don't deal with predecessors.
29036 (build_constraint_graph): Removed.
29037 (build_pred_graph): New function.
29038 (build_succ_graph): Ditto.
29039 (struct scc_info): Removed in_component. Added roots, dfs, and
29040 node_mapping. Remove visited_index, unification_queue.
29041 (scc_visit): Deal with union-find we do now.
29042 Deal with cycles with REF nodes.
29043 (collapse_nodes): Renamed and rewritten to ...
29044 (unify_nodes): This.
29045 (process_unification_queue): Removed.
29046 (topo_visit): Cleanup
29047 (do_da_constraint): Use find.
29048 (do_sd_constraint): Ditto.
29049 (do_ds_constraint): Ditto.
29050 (do_complex_constraint): Ditto.
29051 (init_scc_info): Update for removed and added members.
29052 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29053 (find_indirect_cycles): This.
29054 (equivalence_class): New variable.
29055 (label_visit): New function.
29056 (perform_variable_substitution): Rewritten.
29057 (free_var_substitution_info): New function.
29058 (find_equivalent_node): Ditto.
29059 (move_complex_constraints): Ditto.
29060 (eliminate_indirect_cycles): Ditto.
29061 (solve_graph): Only propagate changed bits.
29062 Use indirect cycle elimination.
29064 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29065 (tree_id_eq): Renamed to ...
29066 (tree_vi_eq): This. Update for member change
29067 (insert_id_for_tree): Renamed and rewritten to ...
29068 (insert_vi_for_tree): This.
29069 (lookup_id_for_tree): Renamed and rewritten to ...
29070 (lookup_vi_for_tree): This.
29071 (get_id_for_tree): Renamed and rewritten to ...
29072 (get_vi_for_tree): Ditto.
29073 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29074 (process_constraint): Don't handle INCLUDES.
29075 Remove special ADDRESSOF case.
29076 (find_func_aliases): Rewrite to use vi functions instead of id
29078 (create_function_info_for): Ditto.
29079 (create_variable_info_for): Ditto.
29080 (intra_create_variable_infos): Ditto.
29081 (merge_smts_into): Ditto.
29082 (find_what_p_points_to): Ditto.
29083 (init_base_vars): Ditto.
29084 (init_alias_vars): Ditto.
29085 (remove_preds_and_fake_succs): New function.
29086 (dump_sa_points_to_info): Dump new stats.
29087 (dump_solution_for_var): Use find.
29088 (set_used_smts): Fix formatting.
29089 (compute_points_to_sets): Updated for new functions.
29090 (ipa_pta_execute): Ditto.
29092 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29093 Richard Sandiford <richard@codesourcery.com>
29095 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29097 * calls.c (expand_call): If the return value is a PARALLEL,
29098 extract its first member.
29099 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29100 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29101 use FUNCTION_EXTRA_EPILOGUE.
29102 (m68k_function_value): Return a PARALLEL if the return value
29103 is of a pointer type.
29104 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29105 (FUNCTION_EXTRA_EPILOGUE): Remove.
29106 * config/m68k/m68k.md (D0_REG): New constant.
29108 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29110 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29111 output a NOP for empty epilogues.
29113 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29115 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29116 before function. Extend register save check to include all
29117 registers, not just integer ones.
29119 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29121 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29122 (m68k_use_return_insn): ...this.
29123 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29124 * config/m68k/m68k.c (use_return_insn): Rename to...
29125 (m68k_use_return_insn): ...this.
29126 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29127 of USE_RETURN_INSN.
29129 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29131 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29132 nearest even, fix denormal rounding overflow.
29134 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29136 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29137 f%$smove and f%$move.
29138 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29139 (extendsfdf2_cf): Use fdmove instead of f%&move.
29140 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29141 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29143 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29145 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29148 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29150 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29151 (coldfire_single_format): Declare.
29152 (coldfire_double_format): Likewise.
29153 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29154 of qnan_msb_set to determine the lower bits of a canonical
29156 (encode_ieee_double): Likewise.
29157 (encode_ieee_quad): Likewise.
29158 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29159 (mips_single_format): Likewise.
29160 (ieee_double_format): Likewise.
29161 (mips_double_format): Likewise.
29162 (ieee_extended_motorola_format): Likewise.
29163 (ieee_extended_intel_96_format): Likewise.
29164 (ieee_extended_intel_128_format): Likewise.
29165 (ieee_extended_intel_96_round_53_format): Likewise.
29166 (ibm_extended_format): Likewise.
29167 (mips_extended_format): Likewise.
29168 (ieee_quad_format): Likewise.
29169 (mips_quad_format): Likewise.
29170 (vax_f_format): Likewise.
29171 (vax_d_format): Likewise.
29172 (vax_g_format): Likewise.
29173 (i370_single_format): Likewise.
29174 (i370_double_format): Likewise.
29175 (decimal_single_format): Likewise.
29176 (decimal_double_format): Likewise.
29177 (decimal_quad_format): Likewise.
29178 (c4x_single_format): Likewise.
29179 (c4x_extended_format): Likewise.
29180 (real_internal_format): Likewise.
29181 (coldfire_single_format): New real_format.
29182 (coldfire_double_format): Likewise.
29183 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29184 canonical_nan_lsbs_set.
29185 (pdp11_d_format): Likewise.
29186 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29187 if TARGET_COLDFIRE_CPU.
29189 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29191 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29192 (output_call, m68k_legitimize_call_address): Declare.
29193 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29194 parenthesees. Add support for a 'W' constraint.
29195 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29196 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29197 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29198 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29200 (override_options): Initialize them. Do not set flag_no_function_cse
29201 for TARGET_ID_SHARED_LIBRARY.
29202 (m68k_output_pic_call): Delete.
29203 (m68k_legitimize_call_address): New function.
29204 (print_operand): Remove the %o prefix. Handle the %p prefix.
29205 (output_call): New function.
29206 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29207 target address from the GOT if symbolic jumps are not allowed.
29208 * config/m68k/m68k.md (call, general_operand): Do not set
29209 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29210 Merge separate flag_pic and !flag_pic define_insns into...
29211 (*call, *call_value): ...these new patterns. Match the address
29212 rather than the containing MEM and require it to be a call_operand.
29213 Use output_call to generate the asm template.
29214 * config/m68k/predicates.md (const_call_operand): New predicate.
29215 (call_operand): Likewise.
29217 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29219 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29220 (STACK_GROWS_DOWNWARD): Define to 1.
29221 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29222 comments, emphasizing that these values are only defaults.
29223 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29224 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29226 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29228 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29230 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29231 Richard Sandiford <richard@codesourcery.com>
29233 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29234 (FP_REGNO_P): New macros.
29235 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29236 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29237 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29238 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29240 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29242 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29243 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29245 * config/m68k/t-floatlib: New file, extracting common code from...
29246 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29247 * config/m68k/t-uclinux: Here.
29248 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29249 routines on ColdFire targets.
29251 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29253 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29254 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29255 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29256 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29257 explicitly set MOTOROLA to 1.
29258 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29260 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29261 Nathan Sidwell <nathan@codesourcery.com>
29263 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29264 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29265 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29266 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29267 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29268 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29269 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29270 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29271 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29272 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29273 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29274 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29275 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29276 (DBX_REGISTER_NUMBER): Delete.
29277 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29278 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29279 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29283 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29284 * config/flat.h: New file.
29285 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29286 OBJECT_FORMAT_FLAT.
29287 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29288 indirect references for -msep-data or -mid-shared-library.
29289 Do not use PC-relative code addresses either.
29290 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29292 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29293 for shared libraries and crt1.o for executables. Use crti.o and
29295 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29296 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29297 Do not add -elf2flt or -shared-lib-id options here.
29298 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29299 Pass -shared-lib-id if -mid-shared-library, taking the library
29300 identifier from -mshared-library-id if given, otherwise
29302 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29303 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29304 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29305 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29306 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29307 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29309 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29310 jump sequence for ISA A and ISA A+.
29311 (PICJUMP): Likewise.
29313 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29315 * config.gcc (m68k-*-uclinux*): Base the port on the common
29316 and m68k GNU/Linux files rather than on the generic ELF ones.
29317 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29318 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29320 2007-01-18 Julian Brown <julian@codesourcery.com>
29321 Richard Sandiford <richard@codesourcery.com>
29323 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29324 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29325 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29327 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29328 80 unconditionally.
29329 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29331 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29333 * doc/install.texi: Document m68k-uclinuxoldabi.
29334 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29335 * config/m68k/uclinux-oldabi.h: New file, copied from
29336 config/m68k/uclinux.h.
29338 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29340 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29341 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29342 (m32r_compute_frame_size): Use unsigned for regno.
29343 (m32r_reload_lr): Use gen_frame_mem.
29345 (m32r_output_function_epilogue): Don't output the function epilogue
29347 (m32r_expand_epilogue): New.
29348 (direct_return): Return false if the function has the interrupt
29350 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29351 * config/m32r/m32r.md (epilogue): New expander.
29352 (return_lr, return_rte): New insns.
29353 (return): Make it expander.
29354 (return_normal): New expander.
29356 2007-01-18 Josh Conner <jconner@apple.com>
29359 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29360 support for UNLE, UNLT, UNGE, and UNGT.
29362 2007-01-18 Jan Hubicka <jh@suse.cz>
29364 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29365 * tree-tailcall (add_virtual_phis): Likewise.
29366 (optimize_tail_call): Return TODOs.
29367 (execute_tail_calls): Return TODOs.
29368 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29369 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29371 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29372 Cleanup cfg using TODO.
29373 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29374 * passes.c (execute_function_todo): When cleanup did something, remove
29376 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29377 (make_edges): Don't cleanup_cfg.
29379 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29381 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29382 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29383 operate on the top of stack.
29384 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29385 register handling of instructions that output to the second
29387 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29388 (move_for_stack_reg): Special-case check for dead destination
29389 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29391 * config/i386/i386.md (UNSPEC_TAN): New constant.
29392 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29393 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29394 to correctly model move of constant 1.0 to top stack slot.
29395 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29396 (unnamed peephole2 pattern): Remove corresponding peephole2
29397 pattern that optimizes tan insn and loading of constant 1.0.
29398 (tanxf2): Use fptanxf4_i387.
29399 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29400 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29401 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29402 disable patterns for SSE math.
29403 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29404 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29406 2007-01-18 Dirk Mueller <dmueller@suse.de>
29407 Richard Guenther <rguenther@suse.de>
29410 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29411 * common.opt (Warray-bounds): Add new warning option.
29412 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29414 * Makefile.in: make tree-vrp.o depend on toplev.h
29415 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29417 (check_array_refs, check_array_bounds, check_array_ref): New.
29419 2007-01-18 Jan Hubicka <jh@suse.cz>
29421 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29422 (execute_ssa_ccp): Return flags conditionally.
29423 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29425 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29427 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29429 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29430 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29432 * Makefile.c (GTFILES): Add cfglayout.h.
29433 * gengtype.c (open_base_files): Likewise.
29434 * cfglayout.c (cfg_layout_function_footer,
29435 cfg_layout_function_header) Reindent to make gengtype happy.
29436 * cfglayout.h (cfg_layout_function_footer,
29437 cfg_layout_function_header): Add GTY(()) marker.
29439 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29441 2007-01-18 Ben Elliston <bje@au.ibm.com>
29443 * genautomata.c (write_automata): Include xstrerror output in the
29444 error message if writing the DFA description file fails.
29446 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29448 * config/mips/mips-protos.h (mips_output_external): Make it
29450 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29451 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29452 (extern_list): Likewise.
29453 (extern_head): Likewise.
29454 (TARGET_ASM_FILE_END): Likewise.
29455 (mips_file_end): Likewise.
29456 (mips_output_external): Rewritten.
29458 2007-01-18 Ben Elliston <bje@au.ibm.com>
29460 * genpreds.c (write_insn_preds_c): Only write out the function
29461 body for regclass_for_constraint if we have register constraints.
29463 2007-01-17 Tom Tromey <tromey@redhat.com>
29465 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29466 * doc/install.texi (Testing): Use sourceware.org.
29467 (Binaries): Likewise.
29468 (Specific): Likewise.
29469 * doc/contrib.texi (Contributors): Use sourceware.org.
29471 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29473 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29474 (AVR_ENHANCED): Rename to ...
29475 (AVR_HAVE_MUL): ... new.
29476 (avr_enhanced_p): Rename to ...
29477 (avr_have_mul_p): ... new.
29478 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29479 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29480 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29481 (avr_have_mul_p): ... new.
29482 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29483 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29484 'avr_enhanced_p' and 'enhanced'.
29485 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29486 AVR_HAVE_MUL instead of AVR_ENHANCED.
29487 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29488 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29489 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29490 instead of AVR_ENHANCED.
29491 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29492 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29493 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29495 2007-01-17 Ian Lance Taylor <iant@google.com>
29497 * vec.h (VEC_reserve_exact): Define.
29498 (vec_gc_p_reserve_exact): Declare.
29499 (vec_gc_o_reserve_exact): Declare.
29500 (vec_heap_p_reserve_exact): Declare.
29501 (vec_heap_o_reserve_exact): Declare.
29502 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29504 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29505 negative parameter.
29506 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29507 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29508 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29509 * vec.c (calculate_allocation): Add exact parameter. Change all
29511 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29512 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29513 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29514 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29515 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29516 (vec_heap_p_reserve_exact): New function.
29517 (vec_heap_o_reserve_exact): New function.
29519 2007-01-17 Jan Hubicka <jh@suse.cz>
29521 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29523 2007-01-17 Eric Christopher <echristo@apple.com>
29525 * config.gcc: Support core2 processor.
29527 2007-01-16 Jan Hubicka <jh@suse.cz>
29529 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29530 the names, just unlink the chain so we don't crash on dangling
29534 2007-01-16 Jan Hubicka <jh@suse.cz>
29536 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29537 * tree-pass.h: Reorder to make IPA passes appear toegher.
29538 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29540 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29541 parameters, do not call early inliner.
29542 * ipa-inline.c: Update comments. Include tree-flow.h
29543 (cgraph_decide_inlining): Do not compute inlining parameters.
29544 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29545 be called with function context set up.
29546 (pass_ipa_inline): Remove unreachable functions before pass.
29547 (cgraph_early_inlining): Simplify assuming to be called from the
29549 (pass_early_inline): New pass.
29550 (cgraph_gate_ipa_early_inlining): New gate.
29551 (pass_ipa_early_inline): Turn into simple wrapper.
29552 (compute_inline_parameters): New function.
29553 (gate_inline_passes): New gate.
29554 (pass_inline_parameters): New pass.
29555 (apply_inline): Move here from tree-optimize.c
29556 (pass_apply_inline): New pass.
29557 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29559 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29560 doing them by hand.
29561 (tree_function_versioning): Do not allocate dummy struct function.
29562 * tree-inline.h (optimize_inline_calls): Update prototype.
29563 * tree-optimize.c (execute_fixup_cfg): Export.
29564 (pass_fixup_cfg): Remove
29565 (tree_rest_of_compilation): Do not apply inlines.
29566 * tree-flow.h (execute_fixup_cfg): Declare.
29567 * Makefile.in (gt-passes.c): New.
29568 * passes.c: Include gt-passes.h
29569 (init_optimization_passes): New passes.
29570 (nnodes, order): New static vars.
29571 (do_per_function_toporder): New function.
29572 (execute_one_pass): Dump current pass here.
29573 (execute_ipa_pass_list): Don't dump current pass here.
29575 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29577 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29578 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29580 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29582 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29583 (strong_alias): Define.
29584 (__gcc_qmul): Provide non-FMA for soft-float.
29585 (__gcc_qdiv): Same.
29590 (__gcc_qunord): New.
29600 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29601 soft-float functions.
29602 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29603 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29604 about long double soft float.
29606 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29607 Tehila Meyzels <tehila@il.ibm.com>
29609 * tree-vectorizer.h (is_pattern_stmt_p): New.
29610 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29611 formatting (tabs instead of spaces). Cleanup and clarify setting
29612 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29613 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29614 (vectorizable_type_demotion): Check that types are integral.
29615 (vectorizable_type_promotion): Likewise.
29616 (vectorizable_store): Fix typo. Eliminate new-line at end of
29619 2007-01-16 Jan Hubicka <jh@suse.cz>
29621 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29624 2007-01-15 Eric Christopher <echristo@apple.com>
29626 * ifcvt.c: Include vec.h, vecprim.h.
29627 (check_cond_move_block): New argument regs.
29628 Reorganize. Add registers used to regs.
29629 (cond_move_process_if_block): Use regs set above as
29632 2007-01-15 Eric Christopher <echristo@apple.com>
29634 * config/darwin.h: Update copyright.
29635 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29636 (LINK_COMMAND_SPEC): Add -u.
29637 (LINK_SPEC): Fix umbrella for above.
29639 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29641 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29644 2007-01-15 Tom Tromey <tromey@redhat.com>
29646 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29647 * doc/install.texi (Testing): Don't mention jacks.
29648 (Configuration): Document --enable-java-maintainer-mode. Move
29649 --with-java-home to libgcj-specific section. Document
29651 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29653 2007-01-15 Jan Hubicka <jh@suse.cz>
29655 * tree-ssa-dce.c (DCE_TODOs): New.
29656 (propagate_necessity): Return if something changed.
29657 (eliminate_unnecessary_stmts): Likewise.
29658 (perform_tree_ssa_dce): Return TODO flags when needed.
29659 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29661 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29663 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29664 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29665 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29666 patterns using X87MODEF12 mode macro. Extend operand 1
29667 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29668 (log10<mode>2): Ditto.
29669 (log2<mode>2): Ditto.
29670 (log1p<mode>2): Ditto.
29671 (logb<mode>2): Ditto.
29672 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29673 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29674 (*fxtractxf3_i387): Rename from *fxtractxf3.
29675 (fxtract_extend<mode>xf3_i387): New insn pattern.
29676 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29677 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29678 and gen_fyl2xxf3_i387().
29680 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29682 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29683 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29684 get_loop_exit_edges. Changed return type to bool.
29685 * cfgloop.h (fix_loop_placement): Declaration removed.
29687 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29689 * param.h (MIN_VECT_LOOP_BOUND): New.
29690 * params.def (MIN_VECT_LOOP_BOUND): New.
29691 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29692 argument - minimum threshold for number of iterations.
29693 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29694 argument to declaration.
29695 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29696 MIN_VECT_LOOP_BOUND.
29697 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29698 slpeel_tree_peel_loop_to_edge with additional argument.
29699 (vect_do_peeling_for_alignment): Likewise.
29700 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29702 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29705 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29706 operands of size 1.
29708 2007-01-14 Jan Hubicka <jh@suse.cz>
29710 * tree-dfa.c (remove_referenced_var): New function.
29711 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29712 prune referenced vars list too.
29713 * tree-flow.h (remove_referenced_var): Declare.
29715 2007-01-14 Jan Hubicka <jh@suse.cz>
29717 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29719 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29720 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29721 * except.h (verify_eh_throw_table_statements): Kill prototype.
29722 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29723 into call exrepssions.
29724 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29726 * tree-cfg.c: Include pointer-set.h.
29727 (verify_node_sharing): Work on pointer set.
29728 (verify_eh_throw_stmt_node): New.
29729 (verify_stmts): Use pointers sets, verify throw_stmt.
29731 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29733 * ipa-reference.c (analyze_function): Consider also addresses taken
29736 2007-01-12 Roger Sayle <roger@eyesopen.com>
29738 * c-typeck.c (null_pointer_constant_p): Replace use of
29739 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29740 (build_c_cast): Likewise.
29742 2007-01-12 Roger Sayle <roger@eyesopen.com>
29744 * tree.h (force_fit_type_double): Remove unused final argument.
29745 * c-common.c (constant_expression_warning): Replace use of
29746 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29747 (convert_and_check): Likewise.
29748 (shorten_compare): Update call to force_fit_type_double.
29749 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29750 * convert.c (convert_to_pointer): Update call to
29751 force_fit_type_double.
29752 * fold-const.c (force_fit_type_double): Remove overflowed_const
29754 (int_const_binop, fold_convert_const_int_from_int,
29755 fold_convert_const_int_from_real, fold_div_compare,
29756 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29757 fold_abs_const, fold_not_const): Remove the final argument from
29758 calls to force_fit_type_double.
29760 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29762 * configure.ac: Set insn to "nop" for spu-*-* also.
29763 * configure: Regenerate.
29765 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29767 * builtins.def : Add BUILT_IN_FREE.
29769 2007-01-12 Jan Hubicka <jh@suse.cz>
29771 PR tree-optimization/30443
29772 * tree-inline.c (tree_function_versioning): Do not optimize when
29773 cloning for inlining.
29775 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29777 * doc/loop.texi: Document recording of loop exits.
29778 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29779 (update_single_exits_after_duplication,
29780 update_single_exit_for_duplicated_loop,
29781 update_single_exit_for_duplicated_loops): Removed.
29782 (duplicate_loop_to_header_edge): Do not call
29783 update_single_exits_after_duplication and
29784 update_single_exit_for_duplicated_loops.
29785 (loop_version): Do not update single_exit information.
29786 (fix_loop_structure): Use record_loop_exits instead of
29787 mark_single_exit_loops.
29788 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29789 the lists of loop exits.
29790 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29791 split_edge, merge_blocks): Update the lists of loop exits.
29792 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29793 loop_optimizer_init.
29794 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29795 of mark_single_exit_loops.
29796 (loop_optimizer_finalize): Call release_recorded_exits.
29797 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29798 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29799 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29800 update single exit information.
29801 * lambda-code.c (perfect_nestify): Ditto.
29802 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29803 (mark_single_exit_loops): Removed.
29804 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29805 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29806 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29808 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29809 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29810 (verify_loop_structure): Verify consistency of the exit lists.
29811 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29812 (set_single_exit): Removed.
29813 * cfgloop.h (struct loop_exit): New function.
29814 (struct loop): single_exit_ field replaced by exits field.
29815 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29816 LOOPS_HAVE_RECORDED_EXITS.
29817 (struct loops): Added exits hash.
29818 (mark_single_exit_loops, set_single_exit): Declaration removed.
29819 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29821 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29823 * doc/invoke.texi: Avoid use of @headitem.
29825 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29827 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29829 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29831 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29834 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29835 Richard Sandiford <richard@codesourcery.com>
29837 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29838 * config/m68k/m68k.opt: Resort options.
29839 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29841 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29842 Richard Sandiford <richard@codesourcery.com>
29844 * doc/invoke.texi: Document the macros that are defined by
29845 m68k's -mtune and -mhard-float options.
29846 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29847 (m68k_cpp_cpu_family): Likewise.
29848 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29849 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29850 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29851 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29852 (m68k_cpp_cpu_family): Likewise.
29854 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29856 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29857 macros besides mc68000 as tuning macros. Use a switch statement
29858 to set them and mcpu32.
29860 2007-01-12 Julian Brown <julian@codesourcery.com>
29862 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29863 (TARGET_68040_ONLY): Rename to...
29864 (TARGET_68040): ...this.
29865 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29866 * config/m68k/m68k.md: Likewise.
29868 2007-01-12 Julian Brown <julian@codesourcery.com>
29869 Nathan Sidwell <nathan@codesourcery.com>
29870 Richard Sandiford <richard@codesourcery.com>
29872 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29873 the -mcpu= argument associated with the --with-cpu setting.
29874 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29875 if different from the one implied by the -mcpu setting.
29876 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29877 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29878 * doc/invoke.texi: Mention ColdFire in the introduction to the
29879 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29880 -mno-div and -mhard-float options. Make -m68881 a synonym for
29881 -mhard-float. Document the previously-undocumented -m5206e,
29882 -m528x, -m5307 and -m5407 options. Tweak the existing option
29883 documentation for consistency.
29884 * doc/install.texi: Mention new --with-cpu arguments.
29885 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29886 default CPU if neither -mcpu nor -march are specified.
29887 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29888 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29889 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29890 using m68k_tune to decide between families that implement the
29891 same ISA. Use m68k_tune to set __mcfv4e__.
29892 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29893 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29894 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29895 (FL_ISA_C, FL_ISA_MMU): New macros.
29896 (MASK_COLDFIRE): Delete.
29897 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29898 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29899 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29900 (TARGET_HARD_FLOAT): Do not define here.
29901 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29902 (TUNE_68000): New macro.
29903 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29904 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29905 (TUNE_CFV2): Redefine in terms of m68k_tune.
29906 (uarch_type, target_device, fpu_type): New enums.
29907 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29908 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29909 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29910 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29911 (FL_FOR_isa_c): New macros.
29912 (m68k_isa): New enum.
29913 (m68k_target_selection): New structure.
29914 (all_devices, all_isas, all_microarchs): New tables.
29915 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29916 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29917 (MASK_ALL_CPU_BITS): Delete.
29918 (m68k_find_selection): New function.
29919 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29920 Map the legacy target options to a combination of the new ones.
29921 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29922 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29923 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29925 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29926 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29928 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29929 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29930 * config/m68k/m68k-devices.def: New file.
29932 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29933 Nathan Sidwell <nathan@codesourcery.com>
29935 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29936 (SUBTARGET_EXTRA_SPECS): New macros.
29937 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29938 use %(asm_cpu_spec) instead.
29939 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29940 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29941 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29942 (EXTRA_SPECS): Rename to...
29943 (SUBTARGET_EXTRA_SPECS): ...this.
29945 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29946 Richard Sandiford <richard@codesourcery.com>
29947 Julian Brown <julian@codesourcery.com>
29949 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29950 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29951 to the configuration's default CPU.
29952 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29953 Remove default masks.
29954 (m680[012]0-*-*): Set the default with_cpu to the first part of
29956 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29957 (m68k*-*-linux): Extend the --with-cpu handling to...
29958 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29959 and m68010. Don't set target_cpu_default2.
29960 * doc/install.texi: Document --with-cpu for m68k.
29961 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29962 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29963 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29964 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29965 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29966 (ASM_SPEC): Remove use of %(asm_cpu_default).
29967 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29968 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29969 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29970 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29971 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29972 (TARGET_DEFAULT): Delete.
29973 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29974 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29975 (CPP_CPU_SPEC): Delete.
29976 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29977 the appropriate string.
29978 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29979 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29980 (ASM_SPEC): Don't use %(asm_default_spec).
29981 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29982 TARGET_DEFAULT and add MASK_68881.
29983 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29985 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29987 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29988 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29989 MASK_68010 alongside MASK_68020.
29990 * doc/invoke.texi: Document -m68010.
29991 * config/m68k/m68k.opt (m68010): New.
29992 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29994 (TUNE_68010): New macro.
29995 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29996 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29997 (M68K_CPU_m68332): Add MASK_68010.
29998 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29999 fallback definition.
30000 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30002 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30003 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30004 to all entries that use MASK_68020.
30005 (output_move_simode_const, output_move_himode, output_move_qimode)
30006 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30007 instead of TARGET_68020 to select clr behavior. Remove comment
30008 about there being no TARGET_68010.
30009 * config/m68k/m68k.md: Likewise throughout.
30011 2007-01-12 Julian Brown <julian@codesourcery.com>
30013 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30014 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30015 * config/m68k/m68k.md: Likewise.
30017 2007-01-12 Julian Brown <julian@codesourcery.com>
30019 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30020 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30022 2007-01-12 Julian Brown <julian@codesourcery.com>
30024 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30025 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30026 * config/m68k/m68k.md: Likewise.
30028 2007-01-12 Julian Brown <julian@codesourcery.com>
30029 Richard Sandiford <richard@codesourcery.com>
30031 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30032 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30033 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30035 (TARGET_CPU32): Rename to...
30036 (TUNE_CPU32): ...this.
30037 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30038 (TUNE_CFV2): New macros.
30039 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30040 remove conditions that are implied by TARGET_68020.
30041 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30042 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30043 (m68k_output_function_epilogue): Likewise.
30044 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30045 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30046 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30047 non-68000 timings. Refactor multiplication and division costs.
30048 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30049 TUNE_CPU32 instead of TARGET_CPU32.
30050 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30051 and TUNE_68060 instead of TARGET_68060.
30052 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30053 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30055 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30056 && !TARGET_COLDFIRE" to choose between moveq and clr.
30057 Likewise in the unnamed movsf pattern.
30058 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30059 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30062 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30064 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30065 of tabbing before backslashes.
30067 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30069 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30070 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30071 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30073 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30075 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30076 find_interesting_uses_cond.
30077 (find_interesting_uses_cond): Use extract_cond_operands.
30078 (rewrite_use_compare): Use extract_cond_operands and
30079 force_gimple_operand_bsi. Do not call update_stmt.
30080 (determine_use_iv_cost_condition): Use extract_cond_operands.
30081 Return cheaper of using original bound and changing the exit bound.
30083 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30085 PR tree-optimization/29516
30086 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30087 most_expensive_mult_to_index, addr_to_parts,
30088 create_mem_ref, maybe_fold_tmr): Make the type of
30089 fields of TARGET_MEM_REF sizetype.
30090 (move_fixed_address_to_symbol, move_pointer_to_base):
30092 * tree.def (TARGET_MEM_REF): Add comment on types of
30095 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30097 * c-common.c (vector_types_convertible_p): Treat opaque types as
30098 always convertible if they have the same size, but not otherwise.
30100 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30102 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30103 Remove the b_unconditional field.
30104 (noce_try_sign_mask): Do not look at b_unconditional.
30105 (noce_process_if_block): Do not use merge_if_blocks. Update
30106 the CFG here. Do not set b_unconditional.
30107 (cond_move_process_if_block): Likewise.
30108 (find_cond_trap): Likewise.
30109 (check_cond_move_block): Require simple jump insns at the end
30110 of the basic block.
30112 2007-01-11 Jan Hubicka <jh@suse.cz>
30114 PR tree-optimization/1046
30115 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30116 when alias info is not ready.
30117 (pass_tail_recursion): Do not require aliasing.
30118 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30119 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30120 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30121 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30122 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30123 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30124 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30126 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30127 When aliasing is not build, mark statement as volatile.
30129 2007-01-11 Tom Tromey <tromey@redhat.com>
30131 PR preprocessor/15185, PR preprocessor/20989:
30132 * doc/cppopts.texi <-MT>: Update description of algorithm for
30133 computing default target.
30134 <-M, -MD>: Reword "basename" text.
30136 2007-01-11 Roger Sayle <roger@eyesopen.com>
30138 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30139 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30140 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30141 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30142 fold_builtin_bswap, real_constp, fold_builtin_pow,
30143 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30144 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30145 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30146 * convert.c (convert_to_pointer): Likewise.
30147 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30148 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30149 const_binop, fold_convert_const_int_from_int,
30150 fold_convert_const_int_from_real,
30151 fold_convert_const_real_from_real, sign_bit_p,
30152 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30153 fold_sign_changed_comparison, fold_unary, fold_comparison,
30154 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30155 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30156 * print-tree.c (print_node_brief, print_node): Likewise.
30157 * stor-layout.c (place_field, layout_type): Likewise.
30158 * tree-chrec.c (keep_cast): Likewise.
30159 * tree.c (build_vector, build_real, build_real_from_int_cst,
30160 build_complex): Likewise.
30162 2007-01-11 Roger Sayle <roger@eyesopen.com>
30164 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30165 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30167 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30169 * configure.ac (strict1_warn): Rename to strict_warn.
30170 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30171 cc_set_by_configure, quoted_cc_set_by_configure,
30172 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30173 all_boot_languages, all_stagestuff): Remove.
30174 (target_list): Remove bootstrap targets.
30175 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30176 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30177 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30178 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30179 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30180 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30181 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30182 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30183 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30184 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30185 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30186 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30187 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30188 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30189 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30190 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30191 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30192 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30193 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30194 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30195 (mostlyclean): Adjust.
30196 (clean, distclean): Don't mention bootstrap stuff.
30197 * configure: Regenerate.
30198 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30199 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30200 treelang/config-lang.in (stagestuff): Remove.
30201 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30202 stageprofile, stagefeedback, stagestuff): Remove mention.
30204 2007-01-11 Nick Clifton <nickc@redhat.com>
30206 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30208 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30209 (mcore_arith_K_S_operand): Run the test for the S constraint not
30210 the test for the M constraint.
30211 (mcore_addsub_operand): Do not accept integer values that are
30212 larger than 32 bits.
30213 * config/mcore/mcore.md: Remove unused constraints from split.
30214 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30215 (addsi3): Likewise.
30216 (allocate_stack): Likewise.
30217 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30218 operands to 32 bits.
30219 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30221 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30222 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30223 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30224 mcore_output_bclri, mcore_output_andn, output_inline_const,
30225 mcore_output_move, mcore_output_movedouble): Likewise.
30226 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30227 (output_inline_const): Likewise.
30228 (output_inline_const): Fix format strings used in sprintf
30230 * config/mcore/mcore-protos.h: Update prototypes for changed
30231 functions in mcore.c.
30232 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30233 HOST_WIDE_INT and not int.
30234 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30235 CONST_OK_FOR_N): Likewise.
30236 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30237 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30240 2007-01-10 Jan Hubicka <jh@suse.cz>
30242 * tree-vrp.c (remove_range_assertions): Release defs.
30243 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30244 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30246 2007-01-10 Paul Brook <paul@codesourcery.com>
30248 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30249 * config/arm/arm.md (mulsi3subsi): New insn.
30251 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30253 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30254 (tree_transform_and_unroll_loop): New.
30255 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30258 2007-01-10 Robert Kennedy <jimbob@google.com>
30260 * fold-const.c (fold_comparison): Fold comparisons like (x *
30261 1000 < 0) to (x < 0).
30263 2007-01-10 Ian Lance Taylor <iant@google.com>
30265 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30266 operands have the same priority.
30268 2007-01-10 Tom Tromey <tromey@redhat.com>
30270 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30271 (fold_binary): Likewise.
30272 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30273 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30274 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30275 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30276 * langhooks.h (struct lang_hooks): Removed field
30277 'can_use_bit_fields_p'.
30279 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30281 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30283 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30285 * function.c (get_last_funcdef_no): New function.
30286 * function.h (get_last_funcdef_no): Declare.
30287 * tree-inline.c (initialize_cfun): Add initialization.
30288 (tree_function_versioning): Cleanup.
30290 2007-01-10 Jan Hubicka <jh@suse.cz>
30292 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30295 2007-01-10 Sa Liu <saliu@de.ibm.com>
30296 Ben Elliston <bje@au.ibm.com>
30298 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30299 for SAVE_NONLOCAL and Pmode for any other save level.
30300 * spu-protos.h (spu_restore_stack_block): Declare.
30301 * spu.md (save_stack_block): Remove.
30302 (restore_stack_block): Call spu_restore_stack_block.
30303 * spu.c (spu_restore_stack_block): New function.
30304 (spu_expand_epilogue): Remove old comment.
30306 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30308 PR tree-optimization/30322
30309 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30310 (cand_value_at): Return the value as aff_tree.
30311 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30312 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30313 aff_combination_mult): New functions.
30314 (aff_combination_add): Use aff_combination_add_cst.
30315 (aff_combination_convert): Allow conversions to a wider type.
30316 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30317 * tree-affine.h (aff_combination_mult): Declare.
30319 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30321 * doc/tm.texi: Update documentation to reflect reality of exec
30322 and start file search behaviours. Update copyright year.
30323 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30324 header file directories.
30326 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30328 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30329 (*cosxf2): Rename to cosxf2_i387.
30330 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30331 using X87MODEF12 mode macro. Rename patterns to
30332 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30334 (*cosdf2, *cossf2): Ditto.
30335 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30336 to match extended input operands.
30337 (sincos<mode>3): New expander.
30338 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30339 insn patterns and corresponding splitters.
30341 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30343 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30344 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30346 2007-01-09 Nicolas Pitre <nico@cam.org>
30349 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30351 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30353 * target.h (struct gcc_target): New field library_rtti_comdat.
30354 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30355 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30356 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30357 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30359 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30361 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30363 2007-01-08 Richard Guenther <rguenther@suse.de>
30365 * tree.h (force_fit_type_double): Export.
30366 (force_fit_type): Remove.
30367 * fold-const.c (force_fit_type_double): New function.
30368 (force_fit_type): Remove.
30369 (int_const_binop): Use it.
30370 (fold_convert_const_int_from_int): Likewise.
30371 (fold_convert_const_int_from_real): Likewise.
30372 (fold_div_compare): Likewise.
30373 (fold_sign_changed_comparison): Likewise.
30374 (fold_unary): Likewise.
30375 (fold_negate_const): Likewise.
30376 (fold_abs_const): Likewise.
30377 (fold_not_const): Likewise.
30378 * c-common.c (shorten_compare): Use force_fit_type_double.
30379 * convert.c (convert_to_pointer): Likewise.
30381 2007-01-08 Richard Guenther <rguenther@suse.de>
30383 * tree.h (build_int_cst_wide_type): Export.
30384 * tree.c (build_int_cst_wide_type): New function.
30385 (build_int_cst_wide): Fix comment.
30386 * builtins.c (fold_builtin_object_size): Use build_int_cst
30387 to build -1 or 0 of the correct type. Use fit_double_type
30388 to check for overflow.
30389 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30391 (decode_field_reference): Likewise.
30392 (all_ones_mask_p): Likewise.
30393 (native_interpret_int): Use build_int_cst_wide_type.
30394 (fold_binary): Use build_int_cst_type to build an all-ones
30396 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30398 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30400 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30402 2007-01-09 Ben Elliston <bje@au.ibm.com>
30404 * genautomata.c (STATS_OPTION): New option.
30405 (stats_flag): New flag.
30406 (gen_automata_option): Handle it.
30407 (initiate_automaton_gen): Ditto.
30408 (write_automata): Output statistics only if stats_flag is
30409 set. Likewise, output time statistics only if time_flag is set.
30410 * doc/md.texi (Processor pipeline description): Document new flag.
30412 2007-01-08 Richard Guenther <rguenther@suse.de>
30414 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30415 * tree.c (build_int_cst_type): Likewise.
30416 (size_in_bytes): Don't call force_fit_type on the result.
30417 (int_fits_type_p): Use fit_double_type.
30418 * fold-const.c (fit_double_type): New function.
30419 (force_fit_type): Use it.
30420 * tree.h (fit_double_type): Export.
30422 2007-01-08 Jan Hubicka <jh@suse.cz>
30424 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30425 * ipa.c (function_and_variable_visibility): Fix return type.
30427 2007-01-08 Richard Guenther <rguenther@suse.de>
30429 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30430 of offset to build the index.
30431 * tree-pretty-print.c (dump_generic_node): Don't build negated
30432 const just for printing.
30433 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30434 * builtins.c (fold_builtin_int_roundingfn): Check if result
30435 fits the type by using force_fit_type and comparing the result.
30436 * predict.c (predict_loops): Use compare_tree_int for comparison.
30437 * tree.c (build_int_cst): Fall back to integer_type_node for
30439 (build_int_cst_wide): Assert type is non-null.
30441 2007-01-08 Roberto Costa <roberto.costa@st.com>
30443 * tree-vrp.c (extract_range_from_cond_expr): New.
30444 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30445 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30447 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30448 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30449 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30450 used as expressions.
30451 * tree-object-size.c (cond_expr_object_size): New.
30452 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30454 2007-01-08 Jan Hubicka <jh@suse.cz>
30456 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30457 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30460 2007-01-08 Richard Guenther <rguenther@suse.de>
30462 PR tree-optimization/23603
30463 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30464 (extract_range_from_binary): Fall back to truthvalue instead of
30465 varying for TRUTH_*_EXPR.
30466 (extract_range_from_comparison): Fall back to truthvalue instead of
30468 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30469 if all visited PHI values were constant.
30471 2007-01-08 Jan Hubicka <jh@suse.cz>
30473 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30474 (cgraph_analyze_function): break out from ...
30475 (cgraph_finalize_compilation_unit): ... here.
30476 (cgraph_expand_function): Remove forgoten commented out line.
30477 (cgraph_optimize): Analyze functions.
30479 2007-01-08 Jan Hubicka <jh@suse.cz>
30481 * tree-pas.h (TODO_remove_function): New flag.
30482 (TODO_update*): Renumber.
30483 (pass_ipa_increase_alignment,
30484 pass_ipa_function_and_variable_visibility): New passes.
30485 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30486 (cgraph_function_and_variable_visibility): Move to ipa.c
30487 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30488 cgraph_increase_alignment.
30489 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30490 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30491 calling tree-inline.
30492 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30493 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30494 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30495 (gate_increase_alignment): New function.
30496 (pass_ipa_increase_alignment): New pass.
30497 * ipa.c: Inline tree-pass.h and timevar.h
30498 (function_and_variable_visibility): Move here from cgraphunit.c
30499 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30500 * passes.c (init_optimization_passes): Add the two new passes.
30501 (execute_todo): Handle cgraph_remove_functions.
30503 2007-01-08 Nick Clifton <nickc@redhat.com>
30505 * config/frv/predicates.md (reg_or_0_operand): Accept
30508 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30510 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30511 * config.gcc: Add bfin*-rtems*.
30513 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30515 * c.opt: Add -flax-vector-conversions.
30516 * c-typeck.c (convert_for_assignment): Pass flag to
30517 vector_types_convertible_p to allow emission of note.
30518 (digest_init): Likewise.
30519 * c-opts.c: Handle -flax-vector-conversions.
30520 * c-common.c (flag_lax_vector_conversions): New.
30521 (vector_types_convertible_p): Unless -flax-vector conversions
30522 has been passed, disallow conversions between vectors with
30523 differing numbers of subparts and/or element types. If such
30524 a conversion is disallowed, possibly emit a note on the first
30525 occasion only to inform the user of -flax-vector-conversions.
30526 The new last argument specifies this.
30527 * c-common.h (flag_lax_vector_conversions): New.
30528 (vector_types_convertible_p): Add extra argument.
30529 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30530 char_type_node for V*QI type vectors.
30531 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30532 Update to satisfy new typechecking rules.
30533 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30534 C and C++ variants.
30535 * doc/invoke.texi (C Dialect Options): Document
30536 -flax-vector-conversions.
30538 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30540 PR tree-optimization/29877
30541 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30542 a register variable on the RHS to not be replaceable.
30544 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30545 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30546 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30547 const_simm15, const_pow2, const_npow2): Added.
30548 * config/score/misc.md (insv, extv, extzv, movmemsi,
30549 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30550 * config/score/score.c (score_address_cost, score_select_cc_mode):
30552 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30553 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30554 Update score_print_operand.
30555 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30556 Adjust register allocate order and update some macro define.
30557 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30558 mdx_block_move_straight, mdx_block_move_loop_head,
30559 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30560 mdx_block_move_loop, mdx_block_move): Added.
30561 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30562 mdp_limm): Updated and fix some bug and typo.
30563 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30564 (movsf, movdf, doloop_end): Added.
30566 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30568 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30569 config/arm/thumb2.md: Fix comment typos.
30570 * doc/extend.texi: Fix a typo.
30572 2007-01-07 Eric Christopher <echristo@apple.com>
30574 * configure.ac: Check for __stack_chk_fail for darwin.
30575 * configure: Regenerate.
30577 2007-01-07 Richard Guenther <rguenther@suse.de>
30579 * tree-vrp.c (extract_range_from_assert): CSE calls to
30580 compare_values where possible.
30581 (extract_range_from_unary_expr): Likewise.
30583 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30585 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30586 * config/avr/avr.c (call_insn_operand): Delete function.
30587 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30588 instead of register number. Use predicates.
30589 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30590 call_insn_operand): Add.
30592 2007-01-06 Jan Hubicka <jh@suse.cz>
30594 * tree-pass.h (pass_build_cgraph_edges): Declare.
30595 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30596 (visited_nodes): Remove.
30597 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30598 build_cgrpah_edges; make visited_nodes local.
30599 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30600 (record_references_in_initializer): Move to cgraphbuild.c
30601 (initialize_inline_failed, rebuild_cgraph_edges,
30602 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30603 (verify_cgraph_node): Make visited_nodes local.
30604 (cgraph_analyze_function): Do not call cgraph_create_edges and
30605 initialize_inline_failed.
30606 (cgraph_expand_function): Do not call cgraph_lower_function;
30607 assert that function is already lowered.
30608 * Makefile.in (cgraphbuild.o): New.
30609 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30610 at the end of lowering passes.
30612 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30614 * ifcvt.c (cond_move_convert_if_block): New function, code
30615 factored out from...
30616 (cond_move_process_if_block): ...here. Call the new function
30617 on the THEN and ELSE blocks.
30618 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30619 already takes care of this.
30621 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30624 * tree.h (TREE_OVERFLOW_P): New.
30625 * c-typeck.c (parser_build_unary_op): Warn only if result
30626 overflowed and operands did not.
30627 (parser_build_binary_op): Likewise.
30628 (convert_for_assignment): Remove redundant overflow_warning.
30629 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30631 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30633 * c-typeck.c (store_init_value): Split over two lines to follow
30634 the GNU coding style.
30636 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30638 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30639 __GXX_EXPERIMENTAL_CXX0X__.
30640 * doc/cpp.texi: Same.
30642 2007-01-05 Richard Guenther <rguenther@suse.de>
30644 PR middle-end/27826
30645 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30646 with mismatched types. Instead explicitly build a
30647 conversion NOP_EXPR.
30649 2007-01-05 Ian Lance Taylor <iant@google.com>
30651 * c-common.c (decl_with_nonnull_addr_p): New function.
30652 (c_common_truthvalue_conversion): Call it.
30653 * c-typeck.c (build_binary_op): Likewise.
30654 * c-common.h (decl_with_nonnull_addr_p): Declare.
30656 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30659 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30662 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30664 * doc/install.texi (Final install): Document the fact that
30665 the GNAT runtime should not be stripped.
30667 2007-01-04 Jan Hubicka <jh@suse.cz>
30669 * tree-inline.c (fold_marked_statements): Update operand caches
30670 and EH after folding
30672 2007-01-04 Ian Lance Taylor <iant@google.com>
30674 * c-common.c (check_function_nonnull): Whitespace fix.
30676 2007-01-04 Jan Hubicka <jh@suse.cz>
30678 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30679 comitted older version of patch.
30680 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30681 function, celanup cfg and collect garbage.
30683 2007-01-04 Mike Stump <mrs@apple.com>
30685 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30688 2007-01-04 Eric Christopher <echristo@apple.com>
30690 * libgcc2.c (__bswapsi2): Use SItype.
30691 (__bswapdi2): Use DItype.
30692 * libgcc2.h: Update for above.
30694 2007-01-04 Paul Brook <paul@codesourcery.com>
30696 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30697 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30698 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30699 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30700 umulsi3_highpart): Make conditional on !arm_arch6.
30701 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30702 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30703 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30704 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30705 umulsi3_highpart_v6): New insns.
30707 2007-01-04 Roger Sayle <roger@eyesopen.com>
30709 * fold-const.c (fold_convert): When casting an expression to void,
30710 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30711 have a type. Instead of attempting to build a NOP_EXPR, return
30712 these "special" trees directly.
30714 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30716 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30717 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30718 rs6000_cost->fp not 0 as adjustment for outer NEG.
30720 2007-01-04 Jan Hubicka <jh@suse.cz>
30722 * cgraph.c (cgraph_release_function_body): New function.
30723 (cgraph_remove_node): Use it.
30724 * cgraph.h (cgraph_release_function_body): Declare.
30725 * cgraphunit.c (cgraph_expand_function): Use it.
30726 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30727 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30728 is initialized and while compilation of other function is running.
30729 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30730 statement CFG annotations from here to ...
30731 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30733 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30735 * cfgloop.h (enum li_flags): Make the constants powers of two.
30737 2007-01-04 Jan Hubicka <jh@suse.cz>
30739 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30741 (fold_marked_statements): New function.
30742 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30743 * tree-inline.h (copy_body_data): Add statements_to_fold.
30745 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30747 * config.gcc: Mention libgcc/config.host.
30748 * Makefile.in: Update comments mentioning libgcc.
30749 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30750 (all.cross, start.encap, rest.encap, rest.cross): Update
30751 dependencies for libgcc move.
30752 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30753 (clean-target, clean-target-libgcc): Delete.
30754 (srcdirify, GCC_EXTRA_PARTS): New macros.
30755 (libgcc-support, libgcc.mvars): New rules.
30756 (distclean): Remove mention of mklibgcc.
30757 (install): Don't reference INSTALL_LIBGCC.
30758 (install-common): Don't reference EXTRA_PARTS.
30759 (install-libgcc, install-multilib): Delete rules.
30760 * mklibgcc.in: Delete file.
30761 * doc/configfiles.texi: Don't mention mklibgcc.
30763 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30764 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30765 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30766 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30767 (mklibgcc, ldblspecs): Likewise.
30769 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30770 (posixpre.def): Use $(T).
30771 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30772 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30773 (SHLIB_LINK): Make dummy.
30774 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30776 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30778 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30779 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30780 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30781 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30783 * configure.ac (all_outputs): Remove mklibgcc.
30784 * configure: Regenerated.
30786 2007-01-03 Josh Conner <jconner@apple.com>
30788 PR middle-end/29683
30789 * calls.c (compute_argument_addresses): Set stack and stack_slot
30790 for partial args, too.
30791 (store_one_arg): Use locate.size.constant for the size when
30792 generating a save_area.
30794 2007-01-03 Robert Kennedy <jimbob@google.com>
30796 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30797 whose definitions are deleted due to basic block merging.
30799 2007-01-03 Paul Brook <paul@codesourcery.com>
30802 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30804 (use_return_insn): Return 0 for Thumb interrupt functions.
30805 (print_multi_reg): Add rfe argument for IRQ returns.
30806 (arm_output_epilogue): Pop interrupt return address directly into PC.
30807 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30809 2007-01-03 Paul Brook <paul@codesourcery.com>
30811 Merge from sourcerygxx-4_1.
30812 * config/arm/thumb2.md: New file.
30813 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30815 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30816 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30817 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30818 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30820 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30821 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30823 * config/arm/ieee754-sf.S: Ditto.
30824 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30825 (thumb1_base_register_rtx_p): ... to this.
30826 (thumb_index_register_rtx_p): Rename...
30827 (thumb1_index_register_rtx_p): ... to this.
30828 (thumb_output_function_prologue): Rename...
30829 (thumb1_output_function_prologue): ... to this.
30830 (thumb_legitimate_address_p): Rename...
30831 (thumb1_legitimate_address_p): ... to this.
30832 (thumb_rtx_costs): Rename...
30833 (thumb1_rtx_costs): ... to this.
30834 (thumb_compute_save_reg_mask): Rename...
30835 (thumb1_compute_save_reg_mask): ... to this.
30836 (thumb_final_prescan_insn): Rename...
30837 (thumb1_final_prescan_insn): ... to this.
30838 (thumb_expand_epilogue): Rename...
30839 (thumb1_expand_epilogue): ... to this.
30840 (arm_unwind_emit_stm): Rename...
30841 (arm_unwind_emit_sequence): ... to this.
30842 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30843 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30844 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30845 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30846 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30847 thumb2_output_casesi): New functions.
30848 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30849 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30850 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30851 THUMB2_WORK_REGS): Define.
30852 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30853 arm_condexec_mask, arm_condexec_masklen)): New variables.
30854 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30855 (arm_override_options): Check new CPU capabilities.
30856 Set new architecture flag variables.
30857 (arm_isr_value): Handle v7m interrupt functions.
30858 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30860 (const_ok_for_arm): Handle Thumb-2 constants.
30861 (arm_gen_constant): Ditto. Use movw when available.
30862 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30864 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30865 (thumb_find_work_register, arm_load_pic_register,
30866 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30867 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30868 print_multi_reg, output_mov_long_double_fpa_from_arm,
30869 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30870 output_mov_double_fpa_from_arm, output_move_double,
30871 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30872 output_return_instruction, arm_output_function_prologue,
30873 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30874 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30875 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30876 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30877 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30878 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30880 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30881 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30882 (arm_file_start): Output directive for unified syntax.
30883 (arm_unwind_emit_set): Handle stack alignment instruction.
30884 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30885 Add v6t2, v7, v7a, v7r and v7m.
30886 (RETLDM): Add Thumb-2 code.
30887 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30888 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30889 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30890 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30891 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30892 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30893 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30894 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30895 ADJUST_INSN_LENGTH): Define.
30896 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30897 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30898 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30899 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30900 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30901 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30902 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30903 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30904 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30905 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30906 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30907 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30908 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30909 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30910 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30911 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30912 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30914 * config/arm/arm-tune.md: Regenerate.
30915 * config/arm/arm-protos.h: Update prototypes.
30916 * config/arm/vfp.md: Enable patterns for Thumb-2.
30917 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30918 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30919 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30920 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30921 * config/arm/libunwind.S: Add Thumb-2 code.
30922 * config/arm/constraints.md: Update include Thumb-2.
30923 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30924 * config/arm/ieee754-df.S: Ditto.
30925 * config/arm/bpabi.S: Ditto.
30926 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30927 * config/arm/predicates.md (low_register_operand,
30928 low_reg_or_int_operand, thumb_16bit_operator): New.
30929 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30930 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30931 * config/arm/t-arm-elf: Add armv7 multilib.
30932 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30934 (UNSPEC_STACK_ALIGN, ce_count): New.
30935 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30936 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30938 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30939 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30940 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30941 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30942 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30943 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30945 * doc/extend.texi: Document ARMv7-M interrupt functions.
30946 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30948 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30950 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30951 (struct _Unwind_Context): Rename args_size to flags, remove
30952 signal_frame field, add a new args_size field and version field.
30953 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30954 _Unwind_IsExtendedContext): New inline functions.
30955 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30956 Assume by_value array is only present if _Unwind_IsExtendedContext.
30957 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30958 _Unwind_IsSignalFrame.
30959 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30960 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30961 (uw_init_context_1): Initialize context->flags to
30962 EXTENDED_CONTEXT_BIT.
30963 * config/rs6000/linux-unwind.h (frob_update_context): Use
30964 _Unwind_SetSignalFrame.
30966 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30968 PR middle-end/30353
30969 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30970 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30973 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30975 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30976 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30977 RET, AT_SP): Remove.
30978 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30981 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30982 * cfgbuild.c (find_basic_blocks): Likewise.
30983 * cfgrtl.c (rtl_create_basic_block): Likewise.
30984 * function.c (temp_slots_at_level): Likewise.
30985 * reg-stack.c (stack_regs_mentioned): Likewise.
30986 * regclass.c (allocate_reg_info): Likewise.
30987 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30988 set_bb_for_stmt, move_block_to_fn): Likewise.
30989 * tree-complex.c (tree_lower_complex): Likewise.
30990 * vec.h (VEC_safe_grow_cleared): New.
30992 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30994 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30996 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30997 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30999 * cfgloopmanip.c (scale_loop_frequencies): Export.
31000 (loopify): Scale the frequencies by prescribed coefficients.
31001 (set_zero_probability): New function.
31002 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31003 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31004 and frequencies according to arguments.
31005 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31007 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31008 * modulo-sched.c (sms_schedule): Set probabilities for entering
31009 versioned loop correctly.
31010 * tree-vect-transform.c (vect_transform_loop): Ditto.
31011 * cfgloop.h (loopify, loop_version): Declaration changed.
31012 (scale_loop_frequencies): Declared.
31014 2007-01-02 Jan Hubicka <jh@suse.cz>
31016 * cgraph.c: Include tree-flow.h
31017 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31018 early_local_passes.
31019 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31020 * tree-pass.h (pass_all_early_optimizations): Declare.
31021 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31022 early_local_passes.
31023 (cgraph_analyze_function): Do early_local_passes.
31024 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31025 Do not add referenced vars.
31026 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31028 (gate_all_early_local_passes): New gate.
31029 (pass_early_local_passes): Use new gate.
31030 (execute_early_local_optimizations): New functions.
31031 (gate_all_early_optimizations): New gate.
31032 (pass_all_early_optimizations): New pass.
31033 (execute_free_datastructures): Free SSA only when initialized.
31034 (gate_init_datastructures): Init only when optimizing.
31035 (tree_lowering_passes): Do early local passes when called late.
31036 * tree-profile.c (do_tree_profiling): Don't profile functions added
31038 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31039 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31041 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31042 during early_local_passes.
31043 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31046 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31048 * Makefile.in: Update copyright year.
31050 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31052 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31053 in $(lang_checks) and check-consistency targets.
31055 2007-01-02 Jan Hubicka <jh@suse.cz>
31057 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31058 Do not add referenced vars.
31059 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31061 * passes.c (init_optimization_passes): Put mudflap_2 after
31062 free_datastructures.
31064 2007-01-02 Jan Hubicka <jh@suse.cz>
31066 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31067 Set NOTHROW flag on call statements proved to be nothrow.
31068 Update statement of local calls so new pure/const functions are
31069 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31071 (tree_rest_of_compilation): Register hooks and initialize bitmap
31072 early. Do not set after_inlining flag.
31074 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31076 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31077 HOST_BITS_PER_LONGLONG
31079 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31082 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31083 warning for non-static initializers.
31085 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31087 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31088 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31089 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31090 Always use set_unique_reg_note to add REG_EQUAL notes.
31092 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31095 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31097 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31098 * cfgbuild.c (find_basic_blocks): Likewise.
31099 * cfgrtl.c (rtl_create_basic_block): Likewise.
31100 * function.c (temp_slots_at_level): Likewise.
31101 * reg-stack.c (stack_regs_mentioned): Likewise.
31102 * regclass.c (allocate_reg_info): Likewise.
31103 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31104 set_bb_for_stmt, move_block_to_fn): Likewise.
31105 * tree-complex.c (tree_lower_complex): Likewise.
31106 * vec.h (VEC_safe_grow_cleared): New.
31108 2007-01-02 Ian Lance Taylor <iant@google.com>
31110 * c-common.c (c_common_truthvalue_conversion): When warning about
31111 using an assignment as a truth value, set TREE_NO_WARNING.
31113 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31116 * c.opt (Wold-style-declaration): New.
31117 * doc/invoke.texi (C-only Warning Options): New.
31118 (Wold-style-declaration): Document it.
31119 (Wextra): Enabled by -Wextra.
31120 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31121 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31122 -Wold-style-declaration.
31124 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31126 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31127 * cfgbuild.c (find_basic_blocks): Likewise.
31128 * cfgrtl.c (rtl_create_basic_block): Likewise.
31129 * function.c (temp_slots_at_level): Likewise.
31130 * reg-stack.c (stack_regs_mentioned): Likewise.
31131 * regclass.c (allocate_reg_info): Likewise.
31132 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31133 set_bb_for_stmt, move_block_to_fn): Likewise.
31134 * tree-complex.c (tree_lower_complex): Likewise.
31135 * vec.h (VEC_safe_grow_cleared): New.
31137 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31139 * c-common.c (c_common_nodes_and_builtins): Since variants of
31140 void_type_node get built before it is given a name, we need to
31141 give those variants the name, too.
31142 (complete_array_type): We need to work with the canonical main
31143 type of the array, from which we will build the qualified version.
31144 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31145 * print-tree.c (print_node): Display canonical type information
31147 * stor-layout.c (layout_type): When we don't know the
31148 alignment of a type for which we're building an array, we end up
31149 guessing wrong, so make the type require structural equality.
31150 * tree.c (make_node_stat): When we build a new type, it is its
31151 own canonical type.
31152 (build_type_attribute_qual_variant): When building an attribute
31153 variant, its canonical type is the non-attribute variant. However,
31154 if the attributes are target-dependent and they differ, we need to
31155 use structural equality checks for this type.
31156 (build_qualified_type): A qualified type is not equivalent to its
31157 unqualified variant; set the canonical type appropriately.
31158 (build_distinct_type_copy): When building a distinct type from
31159 another type, the new type is its own canonical type.
31160 (build_variant_type_copy): When building a new type variant, we
31161 assume that it is equivalent to the original type.
31162 (build_pointer_type_for_mode): When building a pointer type, also
31163 build a canonical type pointer.
31164 (build_reference_type_for_mode): When building a reference type,
31165 also build a canonical type reference.
31166 (build_index_type): When we can't hash an index type (e.g.,
31167 because its maximum value is negative), the index type requires
31168 structural equality tests.
31169 (build_array_type): Build the canonical form of an array type.
31170 (build_function_type): Function types require structural equality,
31171 because they contain default arguments, attributes, etc.
31172 (build_method_type_directly): Ditto for method types.
31173 (build_offset_type): Build the canonical offset type.
31174 (build_complex_type): Build the canonical vector type.
31175 (make_vector_type): Build the canonical vector type.
31176 * tree.h (TYPE_CANONICAL): New.
31177 (TYPE_STRUCTURAL_EQUALITY_P): New.
31178 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31179 (struct tree_type): Added "canonical" field.
31180 * params.h (VERIFY_CANONICAL_TYPES): New.
31181 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31182 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31183 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31184 * doc/invoke.texi (verify-canonical-types): Document --param
31185 parameter for verifying canonical types.
31187 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31189 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31190 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31191 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31192 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31194 * config/rs6000/e500.h: New.
31195 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31196 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31198 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31199 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31200 TARGET_E500_DOUBLE): Remove.
31201 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31202 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31203 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31204 * config/rs6000/rs6000.c (rs6000_override_options): Use
31205 CHECK_E500_OPTIONS.
31207 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31209 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31210 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31211 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31212 rs6000_emit_cmove): Don't check TARGET_E500.
31213 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31214 sordered): Don't check TARGET_E500.
31216 2007-01-01 Eric Christopher <echristo@apple.com>
31218 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31219 HARD_REGISTER_NUM_P.
31221 2007-01-01 Roger Sayle <roger@eyesopen.com>
31223 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31224 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31225 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31228 2007-01-01 Mike Stump <mrs@apple.com>
31230 * configure.ac: Remove support for building with Apple's gcc-3.1.
31232 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31234 PR middle-end/30311
31235 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31236 REG is a hard register. Do not modify REG before calling
31238 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31239 multiple of the size of YMODE for certain lowpart cases.
31241 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31243 PR middle-end/30253
31244 * gimplify (voidify_wrapper_expr): Update for
31245 GIMPLE_MODIFY_STMT.
31247 2007-01-01 Andreas Schwab <schwab@suse.de>
31250 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31251 save of BR0 in extra_spill_size instead of spill_size.
31252 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31254 (ia64_expand_epilogue): Restore BR0 from its new location.
31256 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31258 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31259 Use a temporary variable if the left hand side is not a gimple
31262 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31264 * gimplify.c (gimplify_return_expr): Make the temporary variable
31265 for the return expression, a gimple register variable.
31267 2007-01-01 Jan Hubicka <jh@suse.cz>
31269 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31272 2007-01-01 Mike Stump <mrs@apple.com>
31274 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31276 * config/darwin.c (machopic_select_rtx_section): Use
31277 HAVE_GAS_LITERAL16.
31278 (darwin_mergeable_constant_section): Likewise.
31279 * configure: Regenerate.
31280 * config.in: Regenerate.
31282 2007-01-01 Jan Hubicka <jh@suse.cz>
31283 Andrew Pinski <pinskia@gmail.com>
31285 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31286 before starting IPA passes.