1 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-nested.c (get_trampoline_type): Fix thinko.
5 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
8 * tree.c (build_offset_type): Build canonical type based on the
9 TYPE_MAIN_VARIANT of the base type.
11 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
13 * reorg.c (emit_delay_sequence): Move insn locator from the
14 first insn to the sequence.
16 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
18 * ipa-pure-const.c (check_decl): Return immediately when
19 pure_const_state has been set to IPA_NEITHER.
21 2007-10-25 Ira Rosen <irar@il.ibm.com>
23 PR tree-optimization/33833
24 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
25 and convert init to sizetype in inner_base construction.
27 2007-10-25 Richard Guenther <rguenther@suse.de>
29 * tree-flow.h (mem_sym_stats): Remove.
30 (dump_mem_sym_stats_for_var): Declare.
31 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
32 (mem_sym_stats): Move ...
33 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
34 (mem_sym_score): Rename from ...
35 (pscore): ... this. Remove.
36 (dump_mem_sym_stats_for_var): New function. Dump the score, but
38 (compare_mp_info_entries): Make sort stable by disambiguating
41 2007-10-25 Ira Rosen <irar@il.ibm.com>
43 PR tree-optimization/33866
44 * tree-vect-transform.c (vectorizable_store): Check operands of all
45 the stmts in the group of strided accesses. Get def stmt type for each
46 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
48 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
51 (Yt): Rename register constraint to Y2.
52 * config/i386/sse.md: Use renamed register constraints.
53 * config/i386/mmx.md: Ditto.
54 * config/i386/i386.md: Ditto.
56 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
58 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
60 2007-10-24 Chao-ying Fu <fu@mips.com>
62 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
63 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
65 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
66 Olga Golovanevsky <olga@il.ibm.com>
68 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
69 the compiler that wr.wrap and wr.domain are initialized in
72 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
74 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
75 to print gcov_type values.
77 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
79 * config/avr/avr.h: Do not include progmem_section definition when
80 building with IN_TARGET_LIBS.
82 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
85 * config/mips/mips.c (mips_lo_sum_offset): New structure.
86 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
87 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
88 (mips_orphaned_high_part_p: New functions.
89 (mips_avoid_hazard): Don't check INSN_P here.
90 (mips_avoid_hazards): Rename to...
91 (mips_reorg_process_insns): ...this. Cope with
92 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
93 or turn them into nops.
94 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
95 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
96 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
97 (mips_override_options): Set flag_delayed_branch to 0.
99 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
101 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
102 MIPS-specific implementation details.
103 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
104 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
105 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
106 for targets with movmemsi.
107 (MOVE_BY_PIECES_P): Define.
108 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
109 (mips_block_move_loop): Add a bytes_per_iter argument.
110 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
111 Update call to mips_block_move_loop.
113 2007-10-24 Michael Matz <matz@suse.de>
116 * var-tracking.c (variable_union): Don't break after one loop
117 iteration but only when a difference is found.
118 (dump_variable): Also print DECL_UID.
120 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
122 * ipa-type-escape.h: Expose function
123 is_array_access_through_pointer_and_index.
125 (is_array_access_through_pointer_and_index):
126 Add three new parameters. Add support of
127 POINTER_PLUS_EXPR tree code.
129 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
131 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
132 * tree-pass.h: Add pass_ipa_struct_reorg.
133 * common.opt: Add ipa-struct-reorg flag.
134 * Makefile.in: Add ipa-strcut-reorg.o compilation.
135 * passes.c: Add pass pass_ipa_struct_reorg.
136 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
137 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
139 2007-10-24 Ira Rosen <irar@il.ibm.com>
141 PR tree-optimization/33804
142 * tree-vect-transform.c (vectorizable_operation): Remove the
143 checks that the vectorization is worthwhile from the transformation
146 2007-10-24 Ira Rosen <irar@il.ibm.com>
148 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
149 vectype cannot be determined for the scalar type.
150 (vect_analyze_slp_instance): Likewise.
151 * tree-vect-transform.c (vect_model_reduction_cost): Change the
152 return type to bool. Return false if vectype cannot be determined
154 (vect_get_constant_vectors): Return false if vectype cannot be
155 determined for the scalar type.
156 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
157 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
158 vectorizable_reduction): Likewise.
160 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
162 * config.gcc: For a FreeBSD target, parse the value of ${target}
163 to determine the value of FBSD_MAJOR, instead of adding an
164 explicit check for every possible FreeBSD major version.
166 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
168 PR rtl-optimization/33846
169 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
171 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
173 PR tree-optimization/33860
174 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
175 interleaved accesses in case the dr is inside the inner-loop during
176 outer-loop vectorization.
178 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
180 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
181 Document MEM_POINTER. Replace mentions of "integrated"
182 field with "return_val". Delete outdated stuff.
184 2007-10-23 David Edelsohn <edelsohn@gnu.org>
186 * config/rs6000/rs6000.c (rs6000_override_options): Set
187 rs6000_altivec_abi on AIX.
188 (conditional_register_usage): Set VR20:31 fixed on AIX.
190 2007-10-23 Richard Guenther <rguenther@suse.de>
192 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
195 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
196 David S. Miller <davem@davemloft.net>
198 * df-scan.c (df_get_call_refs): Mark global registers as both a
199 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
201 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
203 PR tree-optimization/33834
204 PR tree-optimization/33835
205 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
206 stmts need to be checked for success seperately.
207 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
208 Remove the check that stmt is not LIVE.
209 (vectorizable_assignment, vectorizable_induction): Likewise.
210 (vectorizable_operation, vectorizable_type_demotion): Likewise.
211 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
213 (vectorizable_live_operation): Check that op is not NULL.
215 2007-10-22 Janis Johnson <janis187@us.ibm.com>
217 * doc/invoke.texi (Optimization Options): In the summary, show
218 that the value for options -falign-jumps, -falign-labels,
219 -falign-loops, -falign-functions, -fsched-stalled-insns, and
220 -fsched-stalled-insns-dep is optional. In the summary, show that
221 -fsched-stalled-insns takes an optional argument and that
222 -fparallelize-loops takes an argument. Add opindex for several
223 optimization options, and fix typos in the opindex commands for
224 several others. In the descriptions for -fsched-stalled-insns
225 and -fsched-stalled-insns-dep, show the options with and without
228 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
230 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
232 * config/avr/avr.h (LINK_SPEC): Likewise.
233 (CRT_BINUTILS_SPECS): Likewsie.
234 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
236 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
238 PR rtl-optimization/33644
239 * cfgcleanup.c: Do not include dce.h.
240 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
241 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
242 * dce.c (something_changed): Delete.
243 (libcall_dead_p): New predicate.
244 (delete_unmarked_insns): Use it to delete dead libcalls.
245 Deal with REG_LIBCALL and REG_RETVAL notes.
246 (prescan_libcall_for_dce): New function.
247 (prescan_insns_for_dce): Use it to deal with libcalls.
248 (mark_reg_dependencies): Do nothing special for libcalls.
249 (dce_process_block): Likewise.
250 (fast_dce): Delete unused local variable.
251 (run_fast_dce): Do not return a value.
252 * dce.h (struct df): Delete.
253 (run_fast_dce): Adjust prototype.
254 * optabs.c (libcall_id): Delete.
255 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
256 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
257 * reload1.c (reload): Delete REG_LIBCALL_ID case.
258 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
259 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
260 notes instead of REG_LIBCALL_ID notes.
261 * reg-notes.def (LIBCALL_ID): Delete.
262 * Makefile.in (see.o): Add dce.h dependency.
263 (cfgcleanup.o): Remove dce.h dependency.
265 2007-10-22 Michael Matz <matz@suse.de>
267 PR tree-optimization/33855
268 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
271 2007-10-22 Ira Rosen <irar@il.ibm.com>
273 PR tree-optimization/33854
274 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
275 FLOAT_EXPR to the list of promotion operations.
277 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
281 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
282 (print_reg): Print register prefix only with AT&T asm syntax.
283 Support pc_rtx for RIP register.
284 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
285 relative addressing. Always print segment register prefix with AT&T
286 asm syntax and never with Intel asm syntax.
287 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
288 Fix prefix for 16-byte XFmode operands.
289 (output_addr_const_extra): Support Intel asm syntax.
290 (x86_file_start): Don't use register prefix with Intel asm syntax.
291 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
292 ("return_internal_long"): Fix Intel asm syntax output.
293 ("set_got_rex64"): Support Intel asm syntax.
294 ("set_rip_rex64"): Likewise.
295 ("set_got_offset_rex64"): Likewise.
296 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
298 ("*tls_global_dynamic_64"): Likewise.
299 ("*tls_local_dynamic_base_64"): Likewise.
300 ("*load_tp_si")("*load_tp_di"): Likewise.
301 ("*add_tp_si")("*add_tp_di"): Likewise.
302 ("*tls_dynamic_lea_64"): Likewise.
303 ("*sibcall_value_1_rex64_v"): Likewise.
304 ("stack_tls_protect_set_si"): Likewise.
305 ("stack_tls_protect_set_di"): Likewise.
306 ("stack_tls_protect_test_si"): Likewise.
307 ("stack_tls_protect_test_di"): Likewise.
308 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
310 ("*movv2sf_internal_rex64"): Likewise.
311 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
312 (__get_cpuid_max): Likewise.
314 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
316 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
317 the STRICT_P argument type "bool" rather than "int".
318 (mips_legitimate_address_p): Likewise.
319 (fp_register_operand, lo_operand): Delete.
320 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
321 (mips_emit_scc): Rename to...
322 (mips_expand_scc): ...this.
323 (gen_conditional_branch): Rename to...
324 (mips_expand_conditional_branch): ...this.
325 (gen_conditional_move): Rename to...
326 (mips_expand_conditional_move): ...this.
327 (mips_gen_conditional_trap): Rename to...
328 (mips_expand_conditional_trap): ...this and take an rtx code instead
329 of an operands array.
330 (mips_expand_call): Give the SIBCALL_P argument type "bool"
332 (mips_emit_fcc_reload): Rename to...
333 (mips_expand_fcc_reload): ...this.
334 (init_cumulative_args): Rename to...
335 (mips_init_cumulative_args): ...this and remove the libname argument.
336 (function_arg_advance): Rename to...
337 (mips_function_arg_advance): ...this.
338 (function_arg): Rename to...
339 (mips_function_arg): ...this and use "rtx" instead of
341 (function_arg_boundary): Rename to...
342 (mips_function_arg_boundary): ...this.
343 (mips_expand_unaligned_load): Rename to...
344 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
345 and BITPOS arguments type "HOST_WIDE_INT".
346 (mips_expand_unaligned_store): Rename to...
347 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
348 and BITPOS arguments type "HOST_WIDE_INT".
349 (override_options): Rename to...
350 (mips_override_options): ...this.
351 (print_operand): Rename to...
352 (mips_print_operand): ...this.
353 (print_operand_address): Rename to...
354 (mips_print_operand_address): ...this.
355 (mips_output_ascii): Remove the PREFIX argument.
356 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
358 (mips_can_use_return_insn): Return a "bool" rather than an "int".
359 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
360 of "struct rtx_def *".
361 (mips_secondary_reload_class): Give the IN_P argument type "bool"
363 (build_mips16_call_stub): Delete.
364 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
365 (mips_use_ins_ext_p): Give the second and third arguments type
366 "HOST_WIDE_INT" rather than "rtx".
367 * config/mips/mips.h: Update after the above changes. Tweak comments
369 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
370 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
371 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
372 element type from "char" to "bool".
373 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
374 (mips_cpu_info_table): Delete.
375 * config/mips/mips.md: Update after the above changes. Tweak some
377 * config/mips/mips-ps-3d.md: Likewise.
378 * config/mips/mips.c: Tweak comments and formatting.
379 Use NULL-like macros rather than 0 in various places.
380 (mips_section_threshold): Rename to...
381 (mips_small_data_threshold): ...this and give it an unsigned type.
382 (num_source_filenames): Remove explicit initialization.
383 (sdb_label_count): Likewise.
384 (sym_lineno): Delete.
385 (set_noat): Make static.
386 (mips_branch_likely): Likewise, and give it type "bool".
387 (mips_isa_info): Rename to...
388 (mips_isa_option_info): ...this.
389 (mips_flag_delayed_branch): Rename to...
390 (mips_base_delayed_branch): ...this.
391 (mips_split_addresses): Delete.
392 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
393 element type from "char" to "bool".
394 (mips_regno_to_class): Add an explicit array size.
395 (mips16_flipper): Change from type "int" to type "bool".
396 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
397 (mips_tls_operand_p): Rename to...
398 (mips_tls_symbol_p): ...this.
399 (mips_global_symbol_p): Remove redundant "const".
400 (mips_offset_within_alignment_p): Simplify.
401 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
402 to STRICT_P and give it type bool.
403 (mips_valid_base_register_p): Likewise.
404 (mips_classify_address): Likewise.
405 (mips_legitimate_address_p): Likewise.
406 (mips16_unextended_reference_p): Take the offset as an
407 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
408 (mips_const_insns): Use IN_RANGE.
409 (mips_force_temporary): Remove an unnecessary copy_rtx.
410 (mips16_gp_pseudo_reg): Simplify.
411 (mips_split_symbol): Remove an unnecessary copy_rtx.
412 (mips_legitimize_tls_address): Only create registers if we need them.
413 (mips_legitimize_address): Use mips_split_plus.
414 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
415 variable COST to NUM_OPS.
416 (mips_legitimize_move): Use gen_lowpart.
417 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
418 (m16_check_op): Use IN_RANGE.
419 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
420 (mips_split_doubleword_move): Pass booleans to mips_subword.
421 (mips_output_move): Store the mode in a local variable.
422 Explicitly assert that this function does not deal with
423 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
424 cases more consistent.
425 (mips_relational_operand_ok_p): Rename to...
426 (mips_int_order_operand_ok_p): ...this.
427 (mips_canonicalize_comparison): Rename to...
428 (mips_canonicalize_int_order_test): ...this.
429 (mips_emit_int_relational): Rename to...
430 (mips_emit_int_order_test): ...this. Store the mode in a local
432 (mips_reverse_fp_cond_p): Rename to...
433 (mips_reversed_fp_cond): ...this.
434 (mips_emit_compare): Make the order of the statements more consistent.
435 (mips_emit_scc): Rename to...
436 (mips_expand_scc): ...this.
437 (gen_conditional_branch): Rename to...
438 (mips_expand_conditional_branch): ...this.
439 (gen_conditional_move): Rename to...
440 (mips_expand_conditional_move): ...this. Build the condition
441 separately from the main pattern.
442 (mips_gen_conditional_trap): Rename to...
443 (mips_expand_conditional_trap): ...this and take an rtx code instead
444 of an operands array. Simplify.
445 (init_cumulative_args): Rename to...
446 (mips_init_cumulative_args): ...this. Use memset rather than a
447 copy from a zeroed static. Use prototype_p and stdarg_p.
448 (mips_arg_info): Rename to...
449 (mips_get_arg_info): ...this and put the INFO argument first.
450 (function_arg): Rename to...
451 (mips_function_arg): ...this and use "rtx" instead of
452 "struct rtx_def *". Only split structures into chunks if
453 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
454 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
455 comparison with REAL_TYPE. Rename local variable REG to REGNO
456 and make it unsigned.
457 (function_arg_advance): Rename to...
458 (mips_function_arg_advance): ...this.
459 (function_arg_boundary): Rename to...
460 (mips_function_arg_boundary): ...this.
461 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
463 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
464 comparison with REAL_TYPE.
465 (mips_function_value): Remove the FUNC argument. Rename local
466 variable UNSIGNEDP to UNSIGNED_P.
467 (mips_return_in_memory): Use IN_RANGE.
468 (mips_setup_incoming_varargs): Pass a boolean rather than an int
469 to FUNCTION_ARG_ADVANCE.
470 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
471 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
472 SIZE and RSIZE if needed.
473 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
475 (build_mips16_function_stub): Rename to...
476 (mips16_build_function_stub): ...this.
477 (build_mips16_call_stub): Rename to...
478 (mips16_build_call_stub): ...this. Make static, and return a
479 "bool" rather than an "int". Rename the ARG_SIZE argument to
480 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
481 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
482 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
484 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
485 are not sibling ones.
486 (mips_emit_fcc_reload): Rename to...
487 (mips_expand_fcc_reload): ...this.
488 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
490 (mips_expand_unaligned_load): Rename to...
491 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
492 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
494 (mips_expand_unaligned_store): Rename to...
495 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
496 and BITPOS arguments type "HOST_WIDE_INT".
497 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
498 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
500 (mips_init_split_addresses): Replace with...
501 (mips_split_addresses_p): ...this new function.
502 (mips_init_relocs): Check mips_split_addresses_p () rather than
503 mips_split_addresses. Always initialize mips_split_p with booleans.
504 (print_operand_reloc): Rename to...
505 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
507 (print_operand): Rename to...
508 (mips_print_operand): ...this.
509 (print_operand_address): Rename to...
510 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
511 (mips_in_small_data_p): Simplify.
512 (mips_output_ascii): Remove the PREFIX argument and "register"
513 keywords. Use the STRING parameter directly and cast to
515 (mips16e_collect_argument_save_p): Use IN_RANGE.
516 (mips_function_has_gp_insn): Simplify.
517 (mips_set_return_address): Use BITSET_P.
518 (mips_restore_gp): Use a separate statement to pick the base
520 (mips_output_function_prologue): Use a local FRAME variable.
521 (mips_save_reg): Pass booleans to mips_subword.
522 (mips_expand_prologue): Use a local FRAME variable. Use
523 cprestore_size to detect when .cprestore is needed.
524 (mips_restore_reg): Use GP_REG_FIRST.
525 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
526 rather than "int". Use local FRAME and REGNO variables.
527 (mips_can_use_return_insn): Return a "bool" rather than an "int".
528 (mips_secondary_reload_class): Give the IN_P argument type "bool"
530 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
531 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
532 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
533 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
534 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
535 (builtin_description): Rename to...
536 (mips_builtin_description): ...this.
537 (mips_bdesc): Rename to...
538 (mips_ps_bdesc): ...this.
539 (sb1_bdesc): Rename to...
540 (mips_sb1_bdesc): ...this.
541 (dsp_bdesc): Rename to...
542 (mips_dsp_bdesc): ...this.
543 (dsp_32only_bdesc): Rename to...
544 (mips_dsp_32only_bdesc): ...this.
545 (bdesc_map): Rename to...
546 (mips_bdesc_map): ...this.
547 (bdesc_arrays): Rename to...
548 (mips_bdesc_arrays): ...this.
549 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
551 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
552 Rename local variables I and J to OPNO and ARGNO respectively.
553 Assert that the number of arguments is no more than the number of
555 (mips_expand_builtin_compare): Use an array of arguments rather
556 than an array of operands. Assert that the number of operands is
558 (add_constant): Rename to...
559 (mips16_add_constant): ...this. Use XNEW.
560 (dump_constants_1): Rename to...
561 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
562 (dump_constants): Rename to...
563 (mips16_emit_constants): ...this.
564 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
565 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
566 Assign mips16_p to was_mips16_p.
567 (mips_parse_cpu): Tweak warning message.
568 (override_options): Rename to...
569 (mips_override_options): ...this. Move the mips_cost initialization
570 out of the "shared with GAS" block. Quote option names in error
572 (mips_conditional_register_usage): Make local variable REGNO unsigned.
573 (mips_order_regs_for_local_alloc): Remove register keyword.
575 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
577 * system.h (IN_RANGE): Cast each argument individually.
579 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
581 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
582 MIPS16 code unless using o32 or o64.
584 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
586 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
587 for modes smaller than 4 bytes.
588 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
591 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
593 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
594 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
595 (ASM_OUTPUT_ALIGNED_BSS): Delete.
596 * config/mips/mips.c (mips_output_aligned_bss): Delete.
598 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
600 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
601 sibling calls to "mips16" functions if the function satisfies
602 const_call_insn_operand.
604 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
606 * config/mips/mips.c (mips_va_start): Fix types in calls
609 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
611 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
614 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
616 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
617 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
618 instead of checking mips_isa.
620 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
622 * doc/invoke.texi (-mpaired-single): Don't say that the option
623 requires 64-bit code.
624 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
625 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
626 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
627 V2SF if ISA_MIPS32R2.
628 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
629 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
630 to ISA_HAS_NMADD_NMSUB.
631 (mips_split_doubleword_move): Handle V2SF.
632 (mips_modes_tieable_p): New function.
633 (override_options): Report a warning rather than an error when
634 -mpaired-single is used on ISAs that don't support it; use
635 ISA_HAS_PAIRED_SINGLE to check that case.
636 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
637 and DF move splitters with a single MOVE64 splitter, thereby adding
639 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
640 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
641 (HALFMODE): Add V2SF.
642 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
643 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
644 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
645 (movv2sf_hardfloat_32bit): New pattern.
646 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
647 TARGET_DOUBLE_FLOAT conditions.
649 2007-10-20 Jakub Jelinek <jakub@redhat.com>
651 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
652 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
653 64-bit register in 64-bit libgcc.
655 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
657 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
658 * config/avr/avr.h (LINK_SPEC): Likewise.
659 (CRT_BINUTILS_SPECS): Likewsie.
660 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
662 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
664 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
665 and -Wfatal-errors together.
667 2007-10-20 Alan Modra <amodra@bigpond.net.au>
670 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
671 change for vrsave, ie restore after frame pop.
673 2007-10-19 David S. Miller <davem@davemloft.net>
675 * config/sparc/niagara2.md: Fix copyright notice.
677 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
679 PR tree-optimization/23820
680 PR tree-optimization/24309
681 PR tree-optimization/33766
682 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
683 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
684 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
685 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
686 * tree-loop-linear.c (perfect_loop_nest_depth): New.
687 (linear_transform_loops): Use perfect_loop_nest_depth.
688 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
689 should have a single condition: their exit.
691 2007-10-19 Richard Guenther <rguenther@suse.de>
695 * stor-layout.c (layout_type): Assert that aggregates do not
696 have their alias sets set.
697 * alias.c (get_alias_set): Return alias set zero for incomplete
698 types, return the alias set of the element for incomplete array
699 types, but do not remember these.
701 2007-10-19 Richard Guenther <rguenther@suse.de>
704 2007-10-19 Richard Guenther <rguenther@suse.de>
707 * tree.c (build_array_type): Do not re-layout unbound array
710 2007-10-19 Richard Guenther <rguenther@suse.de>
713 * tree.c (build_array_type): Do not re-layout unbound array
716 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
718 * config/mips/mips.c (mips_canonicalize_comparison): Check
719 mips_relational_operand_ok_p before trying to rewrite the test.
720 Only calculate PLUS_ONE if needed.
721 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
724 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
726 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
729 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
731 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
732 the call uses the incoming value of $2.
734 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
736 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
737 rather then gen_rtx_MEM.
738 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
740 (mips_set_return_address): Likewise.
741 (mips_restore_gp): Likewise.
743 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
745 * config/mips/mips.c (gpr_mode): Delete.
746 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
748 (mips_for_each_saved_reg): Likewise.
749 (mips_expand_prologue, mips_expand_epilogue): Likewise.
750 (override_options): Don't initialize gpr_mode.
751 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
753 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
755 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
757 (mips_class_max_nregs): Calculate the smallest consituent register
758 size and use that to determine an upper bound on the number of
761 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
763 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
765 (mips_expand_epilogue): ...here.
766 (mips_mdebug_abi_name): New function, split out from...
767 (mips_file_start): ...here.
768 (mips_hard_regno_mode_ok_p): New function, split out from...
769 (override_options): ...here.
770 (mips_expand_builtin_1): New function, split out from...
771 (mips_expand_buitin): ...here. Abort if we don't recognize
774 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
776 * config/mips/mips.c (build_mips16_function_stub): Load the
777 target address into $1 before transfering the arguments.
778 Don't use ".set noreorder".
779 (build_mips16_call_stub): Likewise.
781 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
783 * config/mips/mips.c (mips_output_32bit_xfer): New function.
784 (mips_output_64bit_xfer): Likewise.
785 (mips16_fp_args): Rename to...
786 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
787 with a DIRECTION argument. Use mips_output_32bit_xfer and
788 mips_output_64bit_xfer.
789 (build_mips16_function_stub): Update accordingly.
790 (mips16_fpret_double): Delete.
791 (build_mips16_call_stub): Update after above changes.
792 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
793 of mips16_fpret_double. Use GP_REG_RETURN.
795 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
797 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
798 use asm_out_file instead.
799 (build_mips16_function_stub): Likewise.
800 (build_mips16_call_stub, mips_output_function_prologue): Update
803 2007-10-18 David S. Miller <davem@davemloft.net>
805 Add Niagara-2 support.
806 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
807 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
808 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
809 (include): Add inclusion of niagara2.md
810 * config/sparc/sparc.c (niagara2_costs): New.
811 (sparc_override_options): Add niagara2 entry to cpu_default[]
812 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
813 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
814 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
815 (sparc_initialize_trampoline): Handle niagara2 like niagara.
816 (sparc64_initialize_trampoline): Likewise.
817 (sparc_use_sched_lookahead): Likewise.
818 (sparc_issue_rate): Likewise.
819 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
821 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
822 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
824 (PROCESSOR_NIAGARA2): New.
825 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
826 (BRANCH_COST): Likewise.
827 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
828 * config/sparc/sol2.h: Likewise.
829 * config/sparc/niagara2.md: New file.
831 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
833 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
835 (mips_compute_frame_info): Remove associated code.
836 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
838 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
840 * config/mips/mips-protos.h (compute_frame_size): Delete.
841 * config/mips/mips.h: Update comments.
842 * config/mips/mips.c (mips_frame_info): Remove initialized.
843 (compute_frame_size): Rename to...
844 (mips_compute_frame_info): ...this and make static. Remove the
845 SIZE argument and return no value. Remove the setting of initialized.
846 Update rest of file accordingly.
847 (mips_set_return_address): Don't call compute_frame_size.
848 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
849 Don't call compute_frame_size.
851 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
853 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
854 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
855 mips_hard_frame_pointer_required.
856 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
858 * config/mips/mips.c (mips_frame_pointer_required): New function.
860 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
862 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
863 and hard_frame_pointer_offset.
864 (mips_debugger_offset): Use hard_frame_pointer_offset.
865 (mips16e_collect_argument_save_p): Likewise.
866 (compute_frame_size): Initialize arg_pointer_offset and
867 hard_frame_pointer_offset.
868 (mips_initial_elimination_offset): Use them.
869 (mips_output_function_prologue): Use hard_frame_pointer_offset.
870 (mips_expand_prologue, mips_expand_epilogue): Likewise.
872 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
874 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
876 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
877 "unsigned int" rather than "int" and put them with the other
878 register-related fields. Put expanded comments above fields
879 rather than to their right.
880 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
881 with a NUM_REGS_PTR argument.
882 (mips16e_save_restore_pattern_p): Update accordingly.
883 (compute_frame_size): Clarify frame diagram. Rewrite.
885 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
887 * config/mips/mips-ftypes.def: New file.
888 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
889 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
890 (mips_function_type): Redefine using mips-ftypes.def.
891 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
892 (mips_builtin_vector_type): New function.
893 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
894 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
895 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
896 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
898 (mips_build_function_type): New function.
899 (mips_init_builtins): Use it to create types lazily.
901 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
903 * config/mips/mips.h (set_volatile): Delete.
904 * config/mips/mips.c (set_volatile): Delete.
905 (mips_print_operand_punctuation): New function, split out from
906 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
907 Use the same character ordering in the code and the comments.
908 Use a recursive call to handle '*'. Abort on unknown characters.
909 (mips_init_print_operand_punct): New function, split out from
911 (mips_print_int_branch_condition): New function, split out from
912 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
913 to report unexpected codes.
914 (mips_print_float_branch_condition): New function, split out from
915 print_operand. Use output_operand_lossage to report unexpected codes.
916 (print_operand): Rework to use a case statement. Use the
917 same letter ordering in the code and the comments. Use
918 output_operand_lossage to report unexpected codes and
919 reverse_condition to handle inverted branch conditions.
920 (override_options): Use mips_init_print_operand_punct.
922 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
924 * config/mips/mips.h: Move variable declarations to end of file and
925 enclose them all in #ifndef USED_FOR_TARGET.
926 * config/mips/mips.c: Reorder functions into more logical groups,
927 and so that callees appear before callers. Put the targetm
928 initializer at the end of the file. Remove forward static
929 declarations where possible.
930 (mips_init_builtins): Add "static" to definition.
931 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
933 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
935 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
936 (TARGET_MAX_ANCHOR_OFFSET): Delete.
937 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
938 (mips_set_mips16_mode): Initialize min_anchor_offset and
939 max_anchor_offset directly to constants.
941 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
943 * config/mips/mips.c: Delete trailing whitespace.
945 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
947 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
948 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
950 * config/mips/mips.md (load_call<mode>): Don't make the unspec
951 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
953 2007-10-18 David Daney <ddaney@avtrex.com>
955 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
956 reg_offset variable to calculate register locations.
958 2007-10-18 Richard Guenther <rguenther@suse.de>
960 * tree-ssa.c (uid_ssaname_map_eq): New function.
961 (uid_ssaname_map_has): Likewise.
962 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
963 * tree-flow.h (struct gimple_df): Make default_defs a
965 * tree-dfa.c (gimple_default_def): Deal with it.
966 (set_default_def): Likewise.
968 2007-10-18 Richard Guenther <rguenther@suse.de>
970 * tree-flow.h (struct gimple_df): Make referenced_vars
972 (uid_decl_map_eq): Declare.
973 (uid_decl_map_hash): Likewise.
974 * tree-ssa.c (uid_decl_map_eq): New function.
975 (uid_decl_map_hash): Likewise.
976 (init_tree_ssa): Make referenced_vars a uid_decl_map.
977 * tree-flow-inline.h (first_referenced_var): Deal with
978 the referenced_vars representation change.
979 (next_referenced_var): Likewise.
980 * tree-dfa.c (referenced_var_lookup): Likewise.
981 (referenced_var_check_and_insert): Likewise.
982 (remove_referenced_var): Likewise.
984 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
986 * config/mips/mips.c (mips_dwarf_register_span): New.
987 (TARGET_DWARF_REGISTER_SPAN): Define.
989 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
991 * config.gcc : update score-*-elf(extra_objs).
992 * config/score/mac.md : Remove.
993 * config/score/misc.md : Remove.
994 * config/score/score7.md : Remove.
995 * config/score/score-mdaux.h : Remove.
996 * config/score/score-mdaux.c : Remove.
997 * config/score/score-version.h : Remove.
998 * config/score/score-generic.md : New.
999 * config/score/score3.h : New.
1000 * config/score/score3.c : New.
1001 * config/score/score7.h : New.
1002 * config/score/score7.c : New.
1003 * config/score/mul-div.S : add flush_cache score3 support.
1004 * config/score/elf.h : Fix some typos.
1005 * config/score/score.md : merge score3 and score7 pattern.
1006 * config/score/score.c : use to seperate which target it used.
1007 * config/score/score.h : use to seperate the target macro.
1008 * config/score/score.opt : remove -mmac option , add -mscore3,
1009 -mscore3d and -march OPTION support.
1011 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1013 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1014 that the offset of a variable is not greater than the size
1017 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1019 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1020 atmega88p, atmega168p and atmega328p devices.
1021 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1022 (CRT_BINUTILS_SPECS): (Ditto.).
1023 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1025 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1027 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1029 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1030 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1031 (print_insn): Move declaration to ...
1032 * rtl.h (print_insn): ... here.
1034 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1036 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1037 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1038 m68k_sched_branch_type): Move declarations to ...
1039 * config/m68/m68k-protos.h: ... here.
1041 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1043 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1045 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1047 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1048 * config/avr/avr.h (LINK_SPEC): Likewise.
1049 (CRT_BINUTILS_SPECS): Likewsie.
1050 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1052 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1054 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1055 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1056 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1058 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1061 * reg-stack.c (move_for_stack_reg): Swap input argument of
1062 UNSPEC_TAN insn to the top of the stack.
1064 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1067 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1068 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1069 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1070 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1071 immediate shift value.
1072 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1073 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1074 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1075 Remove macros for !__OPTIMIZE__ case.
1077 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1079 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1081 (perform_var_substitution): Only DFS from real nodes. Don't test
1083 (unite_pointer_equivalences): Fix broken test.
1085 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1087 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1088 altivec sp_offset. Rearrange sp_offset assignments to
1089 correspond to stack adjustments. Use frame_reg_rtx for
1090 SPE register restores. Correct SPE stack adjustment.
1092 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1094 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1095 * toplev.c (check_global_declaration_1): Use appropriate warning
1096 option instead of unnamed warning.
1097 * stor-layout.c (layout_decl): Likewise.
1098 * c-typeck.c (build_conditional_expr): Likewise.
1099 (build_compound_expr): Fix wrong comment.
1100 (build_binary_op): Use appropriate warning option instead of
1102 * cfgexpand.c (tree_expand_cfg): Likewise.
1103 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1104 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1105 (execute_warn_function_return): Likewise.
1106 * stmt.c (warn_if_unused_value): Likewise.
1108 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1110 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1111 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1113 (CRT_BINUTILS_SPECS): Likewsie.
1114 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1116 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1119 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1121 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1123 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1124 (fini_dce): Only release them for the fast pass.
1125 (end_ud_dce): Delete.
1126 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1127 Call fini_dce instead of end_ud_dce.
1128 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1129 (run_fast_df_dce): Reset df_in_progress to false on exit.
1131 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1132 Maxim Kuvyrkov <maxim@codesourcery.com>
1134 * target.h (unspec_may_trap_p): New target hook.
1135 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1136 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1138 * targhooks.h (default_unspec_may_trap_p): Declare it.
1139 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1140 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1141 * rtl.h (may_trap_p_1): Declare.
1143 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1144 override default hook implementation.
1145 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1148 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1150 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1151 options enabled by Wextra and mention Wuninitialized.
1153 2007-10-15 Nigel Stephens <nigel@mips.com>
1155 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1157 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1159 PR tree-optimization/33136
1160 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1162 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1164 PR tree-optimization/33735
1165 PR tree-optimization/33572
1166 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1167 2007-10-09's change.
1168 * except.c (duplicate_eh_regions): Don't look for prev_try
1169 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1171 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1174 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1175 __builtin_va_arg_pack-containing call stmt.
1177 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1179 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1182 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1184 PR tree-optimization/33619
1185 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1188 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1190 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1192 2007-10-15 Richard Guenther <rguenther@suse.de>
1194 * fold-const.c (extract_array_ref): Remove.
1195 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1196 generic address expression comparison folding. Remove
1197 the folding that used extract_array_ref.
1199 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1202 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1203 speculation type of insn can be changed before trying to do that.
1205 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1207 * dse.c (struct insn_info): Add 'frame_read' field.
1208 (scan_insn): For the call to a const function, set frame_read if
1209 reload has been run.
1210 If the insn reads the frame, kill the frame related stores.
1211 (scan_reads_nospill): Likewise.
1213 2007-10-14 Jason Merrill <jason@redhat.com>
1215 * tree-eh.c (optimize_double_finally): Don't assume that the
1216 cleanup we're duplicating is only one statement.
1218 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1220 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1221 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1222 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1223 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1224 tree-vect-transform.c: Fix comment typos.
1225 * doc/extend.texi: Fix a typo.
1227 * c-common.h: Remove the prototype for c_expand_body.
1228 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1229 * tree.h: Remove the prototype for fold_build_call_expr.
1231 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1233 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1235 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1237 * config/rs6000/aix53.h: New file.
1238 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1239 (TARGET_ALTIVEC_ABI): Same.
1240 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1241 (TARGET_ALTIVEC_ABI): Delete.
1242 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1243 stanza defaulting to aix5.3.
1245 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1247 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1248 (strmov): Use defined constants.
1249 (cmpstrnsi): Likewise.
1250 * config/i386/i386.c (decide_alg): Use defined constants.
1251 (ix86_expand_strlen): Likewise.
1253 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1255 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1256 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1257 (mode_for_reg_attrs, var_lowpart): New functions.
1258 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1259 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1260 or copy is known, set LOC to the SET that performs the set, instead
1262 (find_src_status, find_src_set_src): Remove LOC parameter.
1263 Replace INSN with the source value.
1264 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1265 handling MO_SET and MO_COPY. Update the calls to find_src_status
1266 and find_src_set_src.
1268 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1271 * config/i386/i386.md (strmov): Check for esi and edi usage.
1272 * config/i386/i386.c (decide_alg): Check whether we can use a
1273 rep prefix and adjust algorithm choice accordingly.
1274 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1276 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1278 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1280 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1282 * global.c (build_insn_chain): Formatting fixes.
1284 2007-10-12 Richard Guenther <rguenther@suse.de>
1286 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1287 combining both operands require either both have single uses
1288 or combining to a constant.
1290 2007-10-12 Richard Guenther <rguenther@suse.de>
1293 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1294 a rhs with side-effects or which is a load.
1295 (forward_propagate_into_cond): Also try combining both operands.
1297 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1299 PR tree-optimization/33742
1300 * tree-vect-transform.c (vectorizable_operation): Return false
1301 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1302 (vectorizable_call): Same for rhs_type and lhs_type.
1304 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1306 PR tree-optimization/33645
1307 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1308 pass it to walk_tree.
1309 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1310 When calling set_is_used on a VAR_DECL, if data is not NULL and
1311 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1312 DECL_INITIAL after clearing the bit in bitmap.
1313 (remove_unused_locals): Adjust mark_all_vars_used callers.
1314 Instead of removing unused global vars from unexpanded_var_list
1315 immediately record them in bitmap, call mark_all_vars_used on
1316 all used global vars from unexpanded_var_list and only purge
1317 global vars that weren't found used even during that step.
1319 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1321 * gthr-posix.h (__gthread_active_init): Create detached instead of
1322 joinable thread when testing whether threads are active on hppa-hpux.
1323 * gthr-posix95.h (__gthread_active_init): Likewise.
1325 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1328 * global.c (build_insn_chain): Include insn that occur between
1331 2007-10-11 Tom Tromey <tromey@redhat.com>
1333 * gengtype-yacc.y: Delete.
1335 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1338 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1339 function_value_32, function_value_64, function_value_ms_64,
1340 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1341 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1344 2007-10-11 Richard Guenther <rguenther@suse.de>
1346 * gcse.c (hash_scan_set): If the next nonnote insn is in
1347 a different basic block insert the set.
1349 2007-10-11 Richard Guenther <rguenther@suse.de>
1352 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1353 (verify_gimple_expr): Use it to verify pointer-to types for
1356 2007-10-11 Richard Guenther <rguenther@suse.de>
1359 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1360 the array element type.
1362 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1364 PR rtl-optimization/33638
1365 * dse.c (struct insn_info): Remove 'stack_read' field,
1366 add 'stack_pointer_based' field.
1367 (record_store): For a store with non-constant base, record
1368 whether it is stack pointer based.
1369 (scan_insn): For the call to a const function, remove stack
1370 pointer based stores from the list of local active stores.
1371 (scan_reads_nospill): Delete code dealing with const functions.
1373 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1375 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1377 (conflict_p, set_conflict, set_conflicts): Likewise.
1378 * global.c (global_alloc): Likewise.
1379 * ra.h: Update prototypes.
1381 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1383 * opth-gen.awk: Fixed generation of comment stating the origin
1386 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1389 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1390 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1391 and '%}', respectively.
1394 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1395 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1396 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1398 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1402 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1403 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1404 syntax for ASSEMBLER_DIALECT.
1405 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1407 2007-10-10 Revital Eres <eres@il.ibm.com>
1409 * modulo-sched.c (check_nodes_order): Dump the final order of
1411 (get_sched_window): Add dump info.
1412 (calculate_order_params): Dump order params of the nodes.
1414 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1417 * ra-conflict.c (record_one_conflict_between_regnos,
1418 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1419 (global_conflicts): Enhanced incorrect check.
1421 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1423 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1424 if flag_exceptions is not set.
1425 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1426 assemble_name rather than incorrectly emulating it.
1428 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1429 friends are removed from G++.
1431 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1433 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1434 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1435 enabling them is redundant. Don't check two times for
1438 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1440 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1442 (set_conflicts_for_earlyclobber): Likewise.
1443 (global_conflicts): Likewise.
1445 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1447 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1448 and '%}', respectively.
1450 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1452 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1453 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1455 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1458 2007-10-09 Richard Guenther <rguenther@suse.de>
1461 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1462 of referenced structure and component.
1464 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1467 * ra-conflict.c (record_one_conflict_between_regnos,
1468 set_conflicts_for_earlyclobber, global_conflicts): Improved
1470 (global_conflicts): Removed incorrect check.
1472 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1474 PR tree-optimization/33615
1475 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1476 if the statement might throw. Fix formatting.
1478 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1480 PR tree-optimization/33615
1481 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1482 if the rhs might throw.
1484 2007-10-09 Jan Hubicka <jh@suse.cz>
1486 * invoke.texi (align-threshold, align-loop-iterations): Document.
1487 * final.c: Include cfgloop.h, params.h
1488 (compute_alignments): Dump decisions and compare them with loop
1489 structure; honor given parameters.
1490 (pass_compute_alignments): New dump file.
1491 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1492 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1494 2007-10-09 James E. Wilson <wilson@specifix.com>
1496 PR tree-optimization/33655
1498 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1499 convert it to bitsizetype before size_binop call.
1501 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1503 PR tree-optimization/33572
1504 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1505 the absence of a corresponding edge from the exit block.
1507 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1510 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1512 (sra_build_assignment): Likewise. Set up mask depending on
1513 precision, not type.
1514 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1515 computing bit masks.
1516 (sra_build_elt_assignment): Don't view-convert from signed to
1518 (sra_explode_bitfield_assignment): Use bit-field type if
1519 possible. Use BYTES_BIG_ENDIAN.
1521 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1524 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1525 the original stmt can throw.
1526 (sra_build_bf_assignment): Fix type mismatch when applying negated
1529 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1531 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1532 '#pragma mark' to be executed at preprocessing time.
1534 2007-10-08 Ollie Wild <aaw@google.com>
1536 * varasm.c (compare_constant): Removed call to
1537 lang_hooks.expand_constant.
1538 (copy_constants): Removed call to lang_hooks.expand_constant.
1539 (compute_reloc_for_constant): Removed call to
1540 lang_hooks.expand_constant.
1541 (output_addressed_constants): Removed call to
1542 lang_hooks.expand_constant.
1543 (constructor_static_from_elts_p): Removed call to
1544 lang_hooks.expand_constant.
1545 (output_constant): Removed calls to lang_hooks.expand_constant.
1546 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1547 * langhooks-def.h (lhd_return_tree): Removed.
1548 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1549 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1550 * langhooks.c (lhd_return_tree): Removed.
1552 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1554 * combine.c (setup_incoming_promotions): Ensure that
1555 arguments that have not undergone mode promotions do not
1556 incorrectly get marked as being sign- or zero-extended.
1558 2007-10-08 Richard Guenther <rguenther@suse.de>
1563 * fold-const.c (fold_binary): Use correct types in folding
1564 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1565 and building of RROTATE_EXPR.
1567 2007-10-08 Richard Guenther <rguenther@suse.de>
1572 * fold-const.c (fold_binary): Use the correct types when
1573 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1574 (fold_binary): Use the correct types when folding
1575 (-A) - B to (-B) - A.
1576 (fold_unary): Use the correct types when folding ~(X).
1578 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1580 * doc/invoke.texi (Wall): fix formatting issues.
1582 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1584 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1585 truncated shift counts.
1587 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1589 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1590 syntax for ASSEMBLER_DIALECT.
1591 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1593 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1594 Nathan Froyd <froydnj@codesourcery.com>
1596 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1597 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1599 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1602 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1604 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1605 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1606 the function, temporarily point the debug interface to the null one.
1608 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1610 PR tree-optimization/33655
1612 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1615 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1617 PR tree-optimization/33572
1618 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1619 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1620 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1622 (copy_edges_for_bb): Handle nonlocal label edges.
1623 (make_nonlocal_label_edges): Deleted.
1624 (optimize_inline_calls): Don't call it.
1626 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1628 * gthr-single.h: Revert last change.
1630 2007-10-05 Michael Matz <matz@suse.de>
1633 * lower-subreg.c (decompose_multiword_subregs): Use
1634 validate_unshare_change().
1636 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1638 * ra-conflict.c: Include "sparseset.h".
1639 (conflicts): Change to HOST_WIDEST_FAST_INT.
1640 (allocnos_live): Redefine variable as a sparseset.
1641 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
1643 (allocno_row_words): Removed global variable.
1644 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1645 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1646 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1647 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1649 (record_one_conflict): Update uses of allocnos_live to use
1650 the sparseset routines. Use set_conflicts_p.
1651 (mark_reg_store): Likewise.
1652 (set_reg_in_live): Likewise.
1653 (global_conflicts): Update uses of allocnos_live.
1654 Use the new adjacency list to visit an allocno's neighbors
1655 rather than iterating over all possible allocnos.
1656 Call set_conflicts_p to setup conflicts rather than adding
1658 * global.c: Comments updated.
1659 (CONFLICTP): Delete define.
1660 (regno_compare): New function. Add prototype.
1661 (global_alloc): Sort the allocno to regno mapping according to
1662 which basic blocks the regnos are referenced in. Modify the
1663 conflict bit matrix to a compressed triangular bitmatrix.
1664 Only allocate the conflict bit matrix and adjacency lists if
1665 we are actually going to allocate something.
1666 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1667 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1668 allocno's neighbors rather than iterating over all possible allocnos.
1669 (mirror_conflicts): Removed function.
1670 (dump_conflicts): Iterate over regnos rather than allocnos so
1671 that all dump output will be sorted by regno number.
1672 Use the FOR_EACH_CONFLICT macro.
1673 * ra.h: Comments updated.
1674 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1675 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
1677 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1678 (adjacency_list_d, adjacency_iterator_d): New types.
1679 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1680 adjacency_iter_next, regno_basic_block): New static inline functions.
1681 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1682 (conflict_p): Add function prototype.
1683 * sparseset.h, sparseset.c: New files.
1684 * Makefile.in (OBJS-common): Add sparseset.o.
1685 (sparseset.o): New rule.
1687 2007-10-05 Richard Guenther <rguenther@suse.de>
1690 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1693 2007-10-05 Michael Matz <matz@suse.de>
1696 * function.c (match_asm_constraints_1): Check for input
1697 being used in the outputs.
1699 2007-10-05 Richard Guenther <rguenther@suse.de>
1701 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1703 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1706 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1707 subset checks. Make the cost of FPR -> FPR moves depend on
1708 mips_mode_ok_for_mov_fmt_p.
1710 2007-10-04 Doug Kwan <dougkwan@google.com>
1712 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1713 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1714 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1715 support of conditional variables.
1716 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1717 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1718 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1719 support of conditional variables.
1720 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1721 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1722 conditional variables.
1723 * gthr.h: Update comments to document new interface.
1725 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1727 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1730 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1732 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1734 2007-10-04 Richard Guenther <rguenther@suse.de>
1737 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1738 does not need to be of INTEGER_TYPE.
1739 (verify_gimple_2): New function split out from ...
1740 (verify_gimple_1): ... here. ICE if there was an error during
1743 2007-10-04 Michael Matz <matz@suse.de>
1745 PR rtl-optimization/33653
1746 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1747 * dse.c (scan_insn): Same.
1749 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1751 * config.gcc: Remove USE_GAS for m68k targets.
1753 2007-10-04 Richard Guenther <rguenther@suse.de>
1755 PR tree-optimization/33627
1756 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1757 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1759 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1760 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1762 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1764 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1765 commands_in_epilogues): Remove variables.
1766 (avr_file_start): Remove unneded initializations of commands_in_file,
1767 commands_in_prologues and commands_in_epilogues variables.
1768 (avr_file_end): Remove dead code.
1770 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1772 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1773 MOTOROLA is to true.
1775 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1778 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1779 (mips_split_doubleword_move): ...this.
1780 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1781 use natural endianness for multi-format FPR values.
1782 (mips_split_64bit_move): Rename to...
1783 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1784 Use move_doubleword_fpr* patterns for moves involving FPRs.
1785 (mips_save_reg): Update the call to mips_split_64bit_move.
1786 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1787 nonzero constant into an FPR if the constant can be forced to memory.
1788 * config/mips/mips.md: Update the splitter calls to
1789 mips_split_64bit_move.
1790 (UNSPEC_LOAD_DF_LOW): Rename to...
1791 (UNSPEC_LOAD_LOW): ...this.
1792 (UNSPEC_LOAD_DF_HIGH): Rename to...
1793 (UNSPEC_LOAD_HIGH): ...this.
1794 (UNSPEC_STORE_DF_HIGH): Rename to...
1795 (UNSPEC_STORE_WORD): ...this.
1796 (SPLITF): New mode iterator.
1797 (HALFMODE): New mode attribute.
1798 (movtf): New expander.
1799 (*movtf_internal): New define_insn_and_split.
1800 (move_doubleword_fpr<mode>): New expander.
1801 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1803 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1804 (mfhc1<mode>): ...these more general patterns.
1806 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1808 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1810 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1812 * gcse.c (hash_scan_set): Insert set in insn before note at
1813 the end of basic block.
1815 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1817 PR tree-optimization/33576
1818 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1819 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1820 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1821 (remove_iv): Declared.
1822 * lambda-code.c (remove_iv): Not static.
1823 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1824 Don't remove ivs there, save ivs in the buffer.
1826 2007-10-03 Jason Merrill <jason@redhat.com>
1829 * tree-eh.c (same_handler_p): New fn.
1830 (optimize_double_finally): New fn.
1831 (refactor_eh_r): New fn.
1832 (refactor_eh): New fn.
1833 (pass_refactor_eh): New pass.
1834 * tree-pass.h: Declare it.
1835 * passes.c (init_optimization_passes): Add it.
1837 2007-10-03 Doug Kwan <dougkwan@google.com>
1838 Richard Guenther <rguenther@suse.de>
1841 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1842 be conservative instead.
1844 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1847 * doc/invoke.texi (-fwhole-program): Document that Fortran
1848 doesn't support this option.
1850 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1853 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1856 2007-10-02 David Daney <ddaney@avtrex.com>
1858 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1859 against constant zero.
1860 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1863 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1865 * ra-conflict.c: New file.
1867 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1868 usage to DF_LIVE usage.
1869 (reload): Remove reference to df_get_live_top.
1870 * rtlanal.c (subreg_nregs_with_regno): New function.
1871 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1872 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1873 (df_has_eh_preds): Removed.
1874 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1875 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1877 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1878 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1879 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1880 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1881 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1882 (global_alloc): Turn off rescanning insns after call to
1883 global_conflicts and added call to set_preferences.
1884 (global_conflicts): Moved to ra-alloc.c.
1885 (set_preferences_1, set_preferences): New function.
1886 (mirror_conflicts): Changed types for various variables.
1887 (mark_elimination): Change DF_RA_LIVE
1888 usage to DF_LIVE usage.
1889 (build_insn_chain): Rewritten from scratch and made local.
1890 (print_insn_chain, print_insn_chains): New functions.
1891 (dump_conflicts): Do not print conflicts for fixed_regs.
1892 (rest_of_handle_global_alloc): Turn off insn rescanning.
1893 * hard-reg-set.h: Fixed comment.
1894 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1895 usage to DF_LIVE usage and delete refs to TOP sets.
1896 (block_alloc): Mark regs as live if they are in the artificial
1897 defs at top of block.
1898 (find_stack_regs): New function.
1899 (rest_of_handle_local_alloc): Changed urec problem to live
1900 problem and do not turn off df rescanning.
1901 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1902 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1903 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1904 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1905 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1906 fields in df_ref_flags. The rest have been renumbered.
1907 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1909 * rtl.h (subreg_nregs_with_regno): New function.
1910 * df-problems.c: (df_get_live_out, df_get_live_in,
1911 df_get_live_top): Removed reference to DF_RA_LIVE.
1912 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1913 df_live_alloc, df_live_reset, df_live_local_finalize,
1914 df_live_free): Make top set only if different from in set.
1915 (df_lr_top_dump, df_live_top_dump): Only print top set if
1916 different from in set.
1917 (df_lr_bb_local_compute): Removed unnecessary check.
1918 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1919 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1920 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1921 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1922 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1923 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1924 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1925 df_urec_add_problem): Removed.
1926 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1928 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1929 * basic_block.h (bb_has_abnormal_pred): New function.
1930 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1931 usage to DF_LIVE usage.
1933 2007-10-02 Revital Eres <eres@il.ibm.com>
1935 * config/rs6000/predicates.md (easy_vector_constant): Return false
1936 for 750CL paired vectors.
1937 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1939 (vec_initv2sf): Add new description.
1940 (vconcatsf): Likewise.
1941 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1942 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1944 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1946 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1947 sinking the last stmt in a BB.
1949 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1952 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1953 (sra_hash_tree): Handle BIT_FIELD_REFs.
1954 (sra_elt_hash): Don't hash bitfld blocks.
1955 (sra_elt_eq): Skip them in parent compares as well. Handle
1957 (build_element_name_1): Handle BIT_FIELD_REFs.
1958 (instantiate_element): Propagate nowarn from parents. Create
1959 BIT_FIELD_REF for variables that are widened by scalarization.
1960 Gimple-zero-initialize all bit-field variables that are not
1961 part of parameters that are going to be scalarized on entry.
1962 (instantiate_missing_elements_1): Return the sra_elt.
1963 (canon_type_for_field): New.
1964 (try_instantiate_multiple_fields): New. Infer widest possible
1965 access mode from decl or member type, but clip it at word
1966 size, and only widen it if a field crosses an alignment
1968 (instantiate_missing_elements): Use them.
1969 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1970 (scalar_bitfield_p): New.
1971 (sra_build_assignment): Optimize assignments from scalarizable
1972 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1975 (sra_build_bf_assignment): New. Optimize assignments to
1976 scalarizable BIT_FIELD_REFs.
1977 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1978 assignments to full variables.
1979 (generate_copy_inout): Use the new macros and functions.
1980 (generate_element_copy): Likewise. Handle bitfld differences.
1981 (generate_element_zero): Don't recurse for blocks. Use
1982 sra_build_elt_assignment.
1983 (generate_one_element_init): Take elt instead of var. Use
1984 sra_build_elt_assignment.
1985 (generate_element_init_1): Adjust.
1986 (bitfield_overlap_info): New struct.
1987 (bitfield_overlaps_p): New.
1988 (sra_explode_bitfield_assignment): New. Adjust widened
1989 variables to account for endianness.
1990 (sra_sync_for_bitfield_assignment): New.
1991 (scalarize_use): Re-expand assignment to/from scalarized
1992 BIT_FIELD_REFs. Explode or sync needed members for
1993 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1994 (scalarize_copy): Use REPLDUP.
1995 (scalarize_ldst): Move assert before dereference. Adjust EH
1997 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1999 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2001 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2002 Rename CR_* constants to CMP_*. Fix spacing.
2004 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2007 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2008 to be processed with the special script doc/install.texi2html.
2010 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2012 * doc/invoke.texi (Wall): List the options enabled by Wall.
2013 (Wstrict-aliasing): Add missing @option.
2015 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2017 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2018 rather than gen_lowpart to change a register from DImode to DFmode.
2019 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2020 both FROM and TO are integer modes that are no bigger than 4 bytes.
2021 (mips_mode_ok_for_mov_fmt_p): New function.
2022 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2023 (mips_secondary_reload_class): Tweak formatting and comments.
2024 Use reg_class_subset_p instead of direct comparisons with
2025 classes. Only allow direct FPR<->FPR moves for modes that
2026 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2027 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2028 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2029 (*movdi_64bit): Likewise.
2030 (*movsi_internal): Likewise.
2031 (*movhi_internal): Likewise.
2032 (*movqi_internal): Likewise.
2034 2007-09-30 Diego Novillo <dnovillo@google.com>
2037 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2040 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2042 PR tree-optimization/33597
2043 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2044 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2046 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2048 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2049 instead of variants of (!reload_in_progress && !reload_completed).
2050 (x86_expand_vector_move): Ditto.
2052 2007-09-28 Ollie Wild <aaw@google.com>
2055 2007-09-27 Ollie Wild <aaw@google.com>
2057 * varasm.c (compare_constant): Removed call to
2058 lang_hooks.expand_constant.
2059 (copy_constants): Removed call to lang_hooks.expand_constant.
2060 (compute_reloc_for_constant): Removed call to
2061 lang_hooks.expand_constant.
2062 (output_addressed_constants): Removed call to
2063 lang_hooks.expand_constant.
2064 (constructor_static_from_elts_p): Removed call to
2065 lang_hooks.expand_constant.
2066 (output_constant): Removed calls to lang_hooks.expand_constant.
2067 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2068 * langhooks-def.h (lhd_return_tree): Removed.
2069 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2070 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2071 * langhooks.c (lhd_return_tree): Removed.
2073 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2076 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2077 argument to gen_selb.
2079 2007-09-28 Chao-ying Fu <fu@mips.com>
2081 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2082 * doc/libgcc.texi (Fixed-point fractional library routines):
2083 Fix typos for neg and cmp functions.
2085 2007-09-28 Michael Matz <matz@suse.de>
2087 PR rtl-optimization/33552
2088 * function.c (match_asm_constraints_1): Check for overlap in
2089 inputs and replace all occurences.
2091 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2093 * config/mips/mips.c (override_options): Fix comment typo.
2095 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2097 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2098 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2099 * config/bfin/t-bfin-linux (crti.o): Don't build.
2101 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2102 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2104 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2106 2007-09-27 Ollie Wild <aaw@google.com>
2108 * varasm.c (compare_constant): Removed call to
2109 lang_hooks.expand_constant.
2110 (copy_constants): Removed call to lang_hooks.expand_constant.
2111 (compute_reloc_for_constant): Removed call to
2112 lang_hooks.expand_constant.
2113 (output_addressed_constants): Removed call to
2114 lang_hooks.expand_constant.
2115 (constructor_static_from_elts_p): Removed call to
2116 lang_hooks.expand_constant.
2117 (output_constant): Removed calls to lang_hooks.expand_constant.
2118 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2119 * langhooks-def.h (lhd_return_tree): Removed.
2120 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2121 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2122 * langhooks.c (lhd_return_tree): Removed.
2124 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2127 * expr.c (emit_group_load_1): Split constant double when destination
2128 length is half source length.
2130 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2132 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2133 (mips_cpu_info): Add tune_flags.
2134 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2135 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2137 (override_options): Remove deprecation code. Use branch-likely
2138 instructions for optimize_size or if the tuning flags do not
2139 suggest otherwise. Tweak warning.
2140 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2142 2007-09-27 Matthias Klose <doko@ubuntu.com>
2144 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2145 multilib osdirname if it exists.
2146 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2148 2007-09-27 Ian Lance Taylor <iant@google.com>
2150 PR tree-optimization/33565
2151 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2152 assignments of comparisons.
2153 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2154 parameter. Change caller. Defer overflow warnings around call to
2156 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2157 TREE_NO_WARNING is set on the statement.
2158 * tree-ssa-forwprop.c
2159 (tree_ssa_forward_propagate_single_use_vars): Don't test
2160 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2161 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2163 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2165 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2166 reduce offset by units of 0x10000 for SPE vector modes or modes
2167 used with E500 double instructions.
2169 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2171 * simplify-rtx.c (comparison_result): New.
2172 (simplify_const_relational_operation): Use it instead of the five
2173 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2174 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2175 optimizations. Extract nonzero_address_p optimizations into a
2176 separate "if" together with optimizations where op1 is const0_rtx.
2177 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2178 floating-point arguments too when appropriate. Hoist test for ABS
2179 outside the final switch statement.
2180 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2181 folded_arg0 if we found a constant equivalent. Remove
2182 transformations done in simplify-rtx.c for "op0 RELOP op0".
2184 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2186 * builtins.c (expand_builtin, expand_builtin_object_size,
2187 expand_builtin_memory_chk, maybe_emit_chk_warning,
2188 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2190 * expr.c (expand_expr_real_1): Likewise.
2191 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2192 (lhd_print_error_function): Add third argument.
2193 * langhooks.h (struct diagnostic_info): Add forward decl.
2194 (struct lang_hooks): Add third argument to print_error_function.
2195 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2196 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2198 (diagnostic_report_current_function): Likewise.
2199 * toplev.c (announce_function): Pass NULL as second argument to
2200 diagnostic_set_last_function.
2201 * diagnostic.c (diagnostic_report_current_function): Add second
2202 argument, pass it as third argument to lang_hooks.print_error_function.
2203 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2204 to diagnostic_report_current_function.
2205 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2206 and message.abstract_origin.
2207 (verbatim): Initialize abstract_origin.
2208 * pretty-print.h (text_info): Add abstract_origin field.
2209 * pretty-print.c (pp_base_format): Handle %K.
2210 * langhooks.c (lhd_print_error_function): Add third argument. If
2211 diagnostic->abstract_origin, print virtual backtrace.
2212 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2213 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2214 (init_dynamic_diag_info): Likewise.
2216 2007-09-26 David Daney <ddaney@avtrex.com>
2219 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2220 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2221 sync_old_nand<mode>, sync_new_nand<mode>,
2222 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2223 Update length attributes.
2224 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2225 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2227 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2228 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2229 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2232 2007-09-26 Richard Guenther <rguenther@suse.de>
2234 PR tree-optimization/33563
2235 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2236 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2238 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2239 get_use_of_stmt_lhs.
2241 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2244 * c-common.c (complete_array_type): Diagnose too-large arrays and
2245 set type to error_mark_node.
2247 2007-09-26 Richard Guenther <rguenther@suse.de>
2249 PR tree-optimization/30375
2250 PR tree-optimization/33560
2251 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2255 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2257 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2258 (dse_global_data): Add aggregate_vardecl field.
2259 (dse_possible_dead_store_p): New.
2260 Add prev_defvar variable.
2261 Allow immediate uses and previous immediate uses to differ
2262 if they are setting different parts of the whole.
2263 (get_aggregate_vardecl): New.
2264 (dse_record_partial_aggregate_store): New.
2265 (dse_whole_aggregate_clobbered_p): New.
2266 (dse_partial_kill_p): New.
2267 Call dse_maybe_record_aggregate_store().
2268 When checking whether a STMT and its USE_STMT refer to the
2269 same memory address, check also for partial kills that clobber
2271 Move some variable definitions to the block where they are used.
2272 (aggregate_vardecl_hash): New.
2273 (aggregate_vardecl_eq): New.
2274 (aggregate_vardecl_free): New.
2275 (aggregate_whole_store_p): New.
2276 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2277 Mark which aggregate stores we care about.
2279 2007-09-25 DJ Delorie <dj@redhat.com>
2282 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2285 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2288 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2289 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2290 for vector int32 -> int64 conversions. Don't write beyond the end
2291 of the allocated vector for int32 -> int64 conversions.
2293 2007-09-25 Revital Eres <eres@il.ibm.com>
2295 * config/rs6000/paired.h (paired_sel): New.
2296 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2297 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2298 when expanding selv2sf.
2299 * config/rs6000/rs6000.h (rs6000_builtins): Add
2300 PAIRED_BUILTIN_SELV2SF4.
2302 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2305 * c-typeck.c (default_conversion): Call require_complete_type
2306 before perform_integral_promotions.
2307 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2308 (build_c_cast): Call require_complete_type except for casts to
2310 (convert_for_assignment): Call require_complete_type.
2312 2007-09-25 Revital Eres <eres@il.ibm.com>
2314 * config/spu/spu.md: Fix doloop pattern.
2316 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2318 * config/bfin/bfin.c (expand_prologue_reg_save,
2319 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2320 and ASTAT moved here...
2321 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2322 ... from here. New argument ALL; callers changed.
2323 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2324 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2325 have the "saveall" attribute.
2327 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2329 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2331 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2332 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2333 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2335 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2336 with REG_P tests before REGNO access.
2338 2007-09-24 DJ Delorie <dj@redhat.com>
2341 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2343 (movqicc_<code>_<mode>): Likewise.
2344 (movhicc_<code>_<mode>): Likewise.
2346 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2349 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2350 register for reload.
2352 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2355 * config/i386/i386.c (ix86_comp_type_attributes): Check
2358 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2360 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2361 "move.l %a4,%a4" to produce nops.
2362 * config/m68k/m68k.c (override_options): Reset align options,
2363 if neccessary align macro isn't avaible.
2365 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2367 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2369 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2371 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2373 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2374 reload is completed.
2375 (peephole pattern): Convert most of them to RTL peephole pattern.
2377 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2379 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2380 (moved from fp compare patterns).
2381 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2382 Cleanup predicates to relieve reload.
2383 (conditional_trap): Reject conditional trap with fp condition.
2384 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2385 certain constants early.
2387 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2389 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2391 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2393 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2394 Allow --with-tune=cell and --with-cpu=cell.
2396 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2398 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2399 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2401 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2403 (TARGET_BUILTIN_RECIPROCAL): Use it.
2404 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2405 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2406 (rs6000_emit_swrsqrtsf): New.
2407 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2409 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2410 (divsf3): Remove swdiv support.
2413 (rsqrt_internal1): New.
2414 (divdf3): Remove swdiv support.
2417 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2420 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2422 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2423 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2424 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2425 lang_hooks.type.type_hash_eq in addition to generic tests.
2427 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2428 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2430 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2431 reflect the cost per call to a target specific builtin.
2432 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2433 call to a target specific builtin, then use target_builtin_call_cost.
2434 (init_inline_once): Initialize target_builtin_call_cost field.
2436 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2439 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2442 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2444 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2445 * configure: Regenerated.
2447 2007-09-23 Ollie Wild <aaw@google.com>
2449 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2451 (get_pointer_modulus_and_residue): New function.
2453 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2455 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2456 combine an SC return value into a single register.
2458 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2460 * opth-gen.awk (target_flags_explicit): Declare.
2461 * toplev.h (target_flags_explicit): Delete declaration.
2462 * toplev.c (target_flags): Likewise.
2463 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2464 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2465 Never return true for TARGET_MIPS16.
2466 * config/mips/mips.c (mips_llsc): Delete.
2467 (mips_handle_option): Remove -mllsc handling.
2468 (mips_strip_unspec_address): Tweak comment.
2469 * config/mips/mips.opt (mllsc): Use a target mask.
2471 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2473 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2474 word_mode as well as Pmode.
2476 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2478 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2479 parameters from word_mode to the subword type if such a truncation
2482 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2484 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2485 * configure: Regenerated.
2487 2007-09-23 Jan Hubicka <jh@suse.cz>
2489 * params.def (INLINE_CALL_COST): Set to 12.
2490 * invoke.texi (inline-call-cost): Update default value.
2492 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2494 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2496 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2497 Revital Eres <eres@il.ibm.com>
2499 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2500 checks whether the count_reg is found outside the control part.
2502 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2504 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2505 instead of checking CALL_EXPR_FN directly to test for builtins.
2506 If error or warning attributes are present, print
2507 error resp. warning.
2508 * c-common.c (handle_error_attribute): New function.
2509 (c_common_attribute_table): Add error and warning
2511 * doc/extend.texi: Document error and warning attributes.
2513 * tree.h (block_nonartificial_location): New prototype.
2514 * tree.c (block_nonartificial_location): New function.
2515 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2516 if artificial attribute is present on abstract inline decl.
2517 * c-common.c (handle_artificial_attribute): New function.
2518 (c_common_attribute_table): Add artificial attribute.
2519 * final.c (override_filename, override_linenum): New variables.
2520 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2521 and override_linenum if inside of a block inlined from
2522 __attribute__((__artificial__)) function.
2523 (notice_source_line): Honor override_filename and override_linenum.
2524 * doc/extend.texi: Document __attribute__((__artificial__)).
2525 * config/i386/emmintrin.h: Add __artificial__ attribute to
2526 all __always_inline__ functions.
2527 * config/i386/mmintrin.h: Likewise.
2528 * config/i386/tmmintrin.h: Likewise.
2529 * config/i386/mm3dnow.h: Likewise.
2530 * config/i386/pmmintrin.h: Likewise.
2531 * config/i386/ammintrin.h: Likewise.
2532 * config/i386/xmmintrin.h: Likewise.
2533 * config/i386/smmintrin.h: Likewise.
2534 * config/i386/bmmintrin.h: Likewise.
2535 * config/i386/mmintrin-common.h: Likewise.
2538 * expr.c (expand_constructor): New function.
2539 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2540 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2543 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2545 * config/mips/mips.c (dump_constants_1): Generalize to include
2546 fractional and accumulator modes.
2548 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2550 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2551 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2553 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2554 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2556 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2558 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2560 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2561 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2563 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2564 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2565 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2567 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2569 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2570 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2571 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2573 2007-09-22 Jason Merrill <jason@redhat.com>
2576 * attribs.c (lookup_attribute_spec): Split out...
2577 (decl_attributes): From here.
2578 * tree.h: Declare it.
2580 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2582 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2584 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2586 * tree-inline.c (remap_type_1): Correctly chain variants.
2588 2007-09-22 Richard Guenther <rguenther@suse.de>
2590 PR tree-optimization/33146
2591 * fold-const.c (fold_binary): Use the original tree
2593 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2594 also changes "sign".
2596 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2599 * except.c (finish_eh_generation): Call commit_edge_insertions if
2600 there are insns queued on the entry edge.
2601 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2604 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2606 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2608 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2610 * gcc/config/i386/i386.c: Delete trailing whitespace.
2611 * gcc/config/i386/i386.h: Ditto.
2612 * gcc/config/i386/bmmintrin.h: Ditto.
2613 * gcc/config/i386/sync.md: Ditto.
2614 * gcc/config/i386/ppro.md: Ditto.
2615 * gcc/config/i386/mmx.md: Ditto.
2616 * gcc/config/i386/constraints.md: Ditto.
2617 * gcc/config/i386/sse.md: Ditto.
2618 * gcc/config/i386/athlon.md: Ditto.
2619 * gcc/config/i386/i386.md: Ditto.
2621 2007-09-21 Richard Guenther <rguenther@suse.de>
2623 PR tree-optimization/33508
2624 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2625 quadratic loop by keeping a bitmap of variables we have
2626 to clobber all subvariables for.
2627 (set_initial_properties): Likewise.
2629 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2631 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2633 2007-09-20 Nigel Stephens <nigel@mips.com>
2634 Chao-ying Fu <fu@mips.com>
2636 * c-decl.c (finish_declspecs): When _Sat is used without
2637 _Fract or _Accum, set the default type to cts_fract.
2638 This avoids a warning of "type defaults to int".
2640 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2642 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2643 bit-fields wider than one bit.
2645 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2648 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2650 * dbxout.c (dbxout_type): Likewise.
2654 * gimplify.c (gimplify_vla_decl): New function.
2655 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2657 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2659 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2661 * doc/invoke.texi (-minterlink-mips16): Document.
2662 * config/mips/mips.opt (minterlink-mips16): New option.
2663 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2666 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2668 * doc/extend.texi (Attribute Syntax): Remove old speculative
2671 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2673 * combine.c: Include cgraph.h.
2674 (setup_incoming_promotions): Rework to allow more aggressive
2675 elimination of sign extensions when all call sites of the
2676 current function are known to lie within the current unit.
2678 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2680 * dse.c (find_shift_sequence): No-op rework of control flow.
2682 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2684 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2685 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2687 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2689 * cfgexpand.c (dump_stack_var_partition): Use the correct
2690 index for the offset.
2692 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2694 * config/mips/sde.h: Switch to GPLv3.
2696 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2698 * tree-sra.c (decide_block_copy): Decide if there are groups.
2700 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2702 * config/m68k/m68k.c (output_move_himode): Remove jump table
2704 config/m68k/m68k.md (lea): Likewise.
2705 * config/m68k/m68k.c (print_operand_address): Use simple pc
2706 relative addressing.
2708 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2710 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2711 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2713 (asm_insn_count): Pass template as second argument to it.
2714 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2715 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2716 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2717 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2718 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2719 (sh_insn_length_adjustment): Pass template as second argument to it.
2720 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2722 * config/bfin/bfin.md (define_asm_attributes): New.
2724 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2726 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2728 * config/bfin/print-sysroot-suffix.sh: New.
2729 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2730 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2731 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2732 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2733 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2734 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2735 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2736 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2737 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2738 (linux-sysroot-suffix.h): New target.
2739 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2740 (mspecld-anomaly): Likewise.
2741 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2742 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2743 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2744 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2745 (bfin_si_revision): Declare.
2746 (bfin_workarounds): Declare.
2747 (WA_SPECULATIVE_LOADS): Define.
2748 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2749 (WA_SPECULATIVE_SYNCS): Define.
2750 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2751 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2752 (LIB_SPEC): Add %s to the linker scripts.
2753 Use proper linker script for bf522, bf525, bf527,
2754 bf538, bf539, bf542, bf544, bf548, and bf549.
2755 * config/bfin/bfin.c (bfin_si_revision): Define.
2756 (bfin_workarounds): Define.
2757 (struct bfin_cpu): New.
2759 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2760 (override_options): Set bfin_workarounds.
2761 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2762 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2763 ENABLE_WA_SPECULATIVE_LOADS.
2764 (bfin_reorg): Likewise.
2765 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2766 macros for bf522, bf525, bf527, bf538, bf539,
2767 bf542, bf544, bf548, and bf549.
2768 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2769 Don't define __ID_SHARED_LIB__ when -msep-data.
2770 (TARGET_DEFAULT): Define as 0.
2771 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2772 * doc/invoke.texi (Blackfin Options): Document silicon
2773 revision part of -mcpu option and it now accepts bf522, bf525,
2774 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2776 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * alias.c (memory_modified_1): Deconstify.
2779 (memory_modified_in_insn_p): Don't use const_note_stores.
2780 * rtl.h (const_note_stores): Delete.
2781 * rtlanal.c (const_note_stores): Likewise.
2783 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2785 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2788 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2792 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2793 (addsi_small_int): Likewise.
2794 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2795 (one_cmplsi2): Likewise.
2797 (enter_func): Expand insn using hard_frame_pointer_rtx and
2800 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2801 hard_frame_pointer_rtx instead of using REGNO() check.
2802 Properly sign extend GEN_INT() argument.
2804 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2806 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2808 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2809 alternatives with just jcc.
2810 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2811 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2812 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2813 dbge_hi, dbge_si): Likewise.
2815 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2817 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2818 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2819 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2820 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2821 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2823 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2825 * config/m68k/m68k-devices.def (51qe): New device.
2826 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2827 to all uses of FL_FOR_isa_c for compatibility.
2828 (all_microarchs): Add cfv1 microarchitecture.
2829 (m68k_handle_option): Handle m51qe option.
2830 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2831 (TUNE_CFV1): New macro.
2832 (enum uarch_type): Add ucfv1.
2833 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2835 2007-09-18 Richard Guenther <rguenther@suse.de>
2837 PR tree-optimization/31863
2838 * tree-ssa-structalias.c (create_variable_info_for): Always
2839 free the fieldstack.
2841 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2843 * opts.c (decode_options): Enable vectorization under -O3.
2845 2007-09-18 Richard Guenther <rguenther@suse.de>
2847 PR tree-optimization/33340
2848 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2849 SSA_NAMEs that occur in abnormal PHI nodes.
2851 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2853 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2854 Don't use const_get_call_expr_in.
2855 * tree-gimple.c (const_get_call_expr_in): Delete.
2856 * tree-gimple.h (const_get_call_expr_in): Likewise.
2858 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2860 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2861 not yet have a basic block.
2862 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2864 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2866 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2867 to both ".section"s.
2869 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2871 * config/mips/mips.c (mips_output_mi_thunk): Use
2872 mips_function_ok_for_sibcall and const_call_insn_operand
2873 to determine if a direct sibcall is allowed. Use
2874 mips_classify_symbol to determine a global pointer is needed.
2876 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2878 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2880 2007-09-17 Chao-ying Fu <fu@mips.com>
2881 Nigel Stephens <nigel@mips.com>
2883 * config/fixed-bit.h: New file.
2884 * config/fixed-bit.c: New file.
2885 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2887 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2889 * c-format.h (format_kind_info): Add alloc_char field.
2890 * c-format.c (scanf_flag_specs): Add 'm'.
2891 (scanf_flag_pairs): Add 'a', 'm' pair.
2892 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2893 (format_types_orig): Add alloc_char fields.
2894 (check_format_info_main): Rename aflag to alloc_flag.
2895 Handle fki->alloc_char. modifier after width and before length
2896 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2897 length modifiers as well.
2898 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2901 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2902 returned by build_call_expr.
2904 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2906 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2907 NULL for variable-sized records too.
2908 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2910 2007-09-17 Tom Tromey <tromey@redhat.com>
2912 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2913 (c_builtin_function): Likewise.
2914 (grokdeclarator): Likewise.
2916 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2918 PR rtl-optimization/26449
2919 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2920 (seq_insns_valid_p): Removed.
2922 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2924 * tree-nomudflap.c (gate_mudflap): New static function.
2925 (pass_mudflap_1): Use it as gate function.
2926 (pass_mudflap_2): Likewise.
2928 2007-09-17 Jan Hubicka <jh@suse.cz>
2932 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2934 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2936 PR tree-optimization/33319
2937 * tree-vect-analyze.c (vect_same_range_drs): New.
2938 (vect_vfa_range_equal): New.
2939 (vect_is_duplicate_ddr): Removed.
2940 (vect_mark_for_runtime_alias_test): Do not perform marking when
2941 optimizing for size or max_param for alias checking is zero.
2942 Move the function before vect_analyze_data_ref_dependence.
2943 (vect_analyze_data_ref_dependence): Add call to
2944 vect_mark_for_runtime_alias_test in two cases when dependence
2946 (vect_analyze_data_ref_dependences): Do not call to
2947 vect_mark_for_runtime_alias_test.
2948 (vect_prune_runtime_alias_test_list): New.
2949 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2950 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2951 Update vec_outside_cost.
2952 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2953 (vect_create_cond_for_alias_checks): Build the base address of data
2954 reference from DR_GROUP_FIRST_DR.
2955 (vect_loop_versioning): New.
2956 (vect_transform_loop): Add a call to vect_loop_versioning.
2957 Remove factored out code.
2959 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2962 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2965 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2967 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2968 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2969 Fix the call to insn_rtx_cost. Skip access sizes that require a
2970 real truncation of the store register. Use convert_move instead
2971 of gen_lowpart when narrowing the result.
2972 (replace_read): Use convert_move instead of gen_lowpart when
2973 narrowing the store rhs.
2975 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2977 * config/mips/mips.md (SHORT): Fix long line.
2978 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2979 to QImode and HImode.
2981 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2983 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2985 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2987 * tree-parloops.c: New file.
2988 * tree-ssa-operands.h (free_stmt_operands): Declare.
2989 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2991 * tree-pass.h (pass_parallelize_loops): Declare.
2992 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2994 (build_omp_regions_1): Allow analysing just a single OMP region and
2996 ( build_omp_regions_root, omp_expand_local): New functions.
2997 (build_omp_regions): Add argument to build_omp_regions_1 call.
2998 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2999 autoparallelization is run.
3000 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3001 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3002 pass_parallelize_loops): New.
3003 * common.opt (ftree-parallelize-loops): New.
3004 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3005 parallelize_loops): Declare.
3006 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3007 * Makefile.in (tree-parloops.o): Added.
3008 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3010 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3011 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3012 one extra edge as well.
3013 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3014 Use VEC_free to free doms vector.
3015 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3016 operands. Recompute operand caches in the new function.
3017 (move_sese_region_to_fn): Update loop info.
3018 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3019 * tree-ssa-operands.c (free_stmt_operands): New function.
3021 * doc/passes.texi: Document autoparallelization.
3022 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3024 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3027 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3030 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3032 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3033 the VEC is not NULL.
3034 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3035 get_vectype_for_scalar_type succeeded.
3036 (vectorizable_conversion): Likewise.
3038 2007-09-14 Jan Hubicka <jh@suse.cz>
3040 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3043 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3047 register when operands[2] equals operands[1].
3048 (remainderxf3): Ditto.
3050 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3051 Nigel Stephens <nigel@mips.com>
3053 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3054 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3055 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3057 (_Unwind_ForcedUnwind): Likewise.
3058 (_Unwind_Resume): Likewise.
3059 (_Unwind_Resume_or_Rethrow): Likewise.
3060 (_Unwind_Backtrace): Likewise.
3061 (_Unwind_SjLj_RaiseException): Likewise.
3062 (_Unwind_SjLj_ForcedUnwind): Likewise.
3063 (_Unwind_SjLj_Resume): Likewise.
3064 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3065 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3067 (_Unwind_ForcedUnwind): Likewise.
3068 (_Unwind_Resume): Likewise.
3069 (_Unwind_Resume_or_Rethrow): Likewise.
3070 (_Unwind_Backtrace): Likewise.
3071 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3072 (_Unwind_ForcedUnwind): Likewise.
3073 (_Unwind_RaiseException): Likewise.
3074 (_Unwind_Resume): Likewise.
3075 (_Unwind_Resume_or_Rethrow): Likewise.
3077 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3078 nomips16 mode when IN_LIBGCC2 with hard float.
3080 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3082 * config/mips/sdemtk.opt: Update to GPLv3.
3083 * config/mips/sdemtk.h: Likewise.
3085 2007-09-14 Nigel Stephens <nigel@mips.com>
3087 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3088 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3089 for mipsisa32-*-linux*.
3091 2007-09-14 Nigel Stephens <nigel@mips.com>
3092 David Ung <davidu@mips.com>
3093 Thiemo Seufer <ths@mips.com>
3094 Richard Sandiford <richard@codesourcery.com>
3096 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3097 * configure.ac: Add a mipssde threading type.
3098 * configure: Regenerate.
3099 * config/mips/sdemtk.h: New file.
3100 * config/mips/t-sdemtk: Likewise.
3101 * config/mips/sdemtk.opt: Likewise.
3102 * gthr-mipssde.h: Likewise.
3103 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3104 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3105 (MIPS_ICACHE_SYNC): New macro, split from ...
3106 * config/mips/mips.md (clear_cache): ...here.
3107 * config/mips/mips.c (mips_save_reg_p): Check
3108 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3109 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3110 (build_mips16_call_stub): Likewise.
3112 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3114 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3116 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3119 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3120 current_frame_info.n_local_regs. Don't return emitted local
3122 (ia64_compute_frame_size): Improve unwind hack to put
3123 RP, PFS, FP in that order by allowing some of the registers
3124 been already emitted, as long as they are emitted to the
3127 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3129 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3130 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3131 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3133 2007-09-13 Eric Christopher <echristo@apple.com>
3134 Kenneth Zadeck <zadeck@naturalbridge.com>
3136 * dse.c (find_shift_sequence): New function.
3137 (replace_read): Add case to remove read if it requires shift.
3138 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3140 2007-09-13 Tom Tromey <tromey@redhat.com>
3142 * c-common.c (fname_as_string): Update.
3143 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3144 (c_lex_one_token): Update. Add 'parser' argument.
3145 (c_parser_simple_asm_expr): Update.
3146 (c_parser_attributes): Update.
3147 (c_parser_asm_statement): Update.
3148 (c_parser_asm_operands): Update.
3149 (c_parser_peek_token): Update.
3150 (c_parser_peek_2nd_token): Update.
3151 * c-lex.c (c_lex_string_translate): Remove.
3152 (c_lex_return_raw_strings): Likewise.
3153 (c_lex_with_flags): Added 'lex_flags' argument.
3154 (lex_string): Added 'translate' argument.
3155 * c-pragma.h (c_lex_with_flags): Update.
3156 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3157 (C_LEX_STRING_NO_TRANSLATE): New define.
3158 (C_LEX_RAW_STRINGS): Likewise.
3160 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3163 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3164 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3165 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3166 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3167 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3168 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3169 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3170 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3171 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3172 (bdesc_1arg): Add __builtin_bfin_ones.
3173 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3174 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3175 and __builtin_bfin_csqu_fr16.
3176 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3177 (ones): New define_insn.
3178 (ssaddhi3_parts): New define_insn.
3179 (sssubhi3_parts): New define_insn.
3180 (flag_mulhi_parts): New define_insn.
3182 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3184 * common.opt (femit-class-debug-always): Turn off by default.
3186 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3188 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3189 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3191 2007-09-13 James E. Wilson <wilson@specifix.com>
3193 PR tree-optimization/33389
3194 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3195 then set build_loads before returning.
3197 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3198 David Ung <davidu@mips.com>
3200 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3201 {d}addiu and a negative immediate such that it works with MIPS16
3204 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3207 * configure.ac (ld_vers): Support Linux linker.
3208 * configure: Regenerated.
3210 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3211 Sandra Loosemore <sandra@codesourcery.com>
3213 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3214 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3215 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3216 nomips16 into decl attributes.
3217 (TARGET_INSERT_ATTRIBUTES): Override.
3218 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3219 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3220 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3221 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3222 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3223 (mips_use_mips16_mode_p): Reimplement as a function that takes
3224 a decl and considers only decl attributes. If the decl is nested
3225 function, use its parent attributes.
3226 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3227 instead of SYMBOL_REF_MIPS16_FUNC_P.
3228 (mips_set_mips16_mode): Move call to sorry here from old
3229 mips_use_mips16_mode_p.
3230 (mflip_mips16_entry): New structure.
3231 (mflip_mips16_htab): New variable.
3232 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3233 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3234 (mips_merge_decl_attributes): New function.
3235 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3236 Use mips_use_mips16_mode_p.
3237 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3238 SYMBOL_REF_MIPS16_FUNC_P.
3239 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3241 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3243 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3245 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3248 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3250 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3251 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3252 Tony Linthicum <tony.linthicum@amd.com>
3254 * tree.h (function_args_iterator): New type to iterate over
3256 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3257 function arguments providing a pointer to the argument.
3258 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3259 function arguments providing the argument.
3260 (function_args_iter_init): Inline function to initialize
3261 function_args_iterator.
3262 (function_args_iter_cond_ptr): Inline function to return the next
3263 pointer to hold the argument.
3264 (function_args_iter_cond): Inline function to return the next
3266 (function_args_iter_cond_next): Advance the function args
3268 (stdarg_p): New function, return true if variable argument
3270 (prototype_p): New function, return true if function is
3272 (function_args_count): New function, count the number of arguments
3275 * tree.c (stdarg_p): New function, return true if variable
3277 (prototype_p): New function, return true if function is
3280 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3281 (TARGET_ROUND): New macro for the round/ptest instructions which
3282 are shared between SSE4.1 and SSE5.
3283 (OPTION_MASK_ISA_ROUND): Ditto.
3284 (OPTION_ISA_ROUND): Ditto.
3285 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3286 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3288 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3289 (-mfused-madd): New switch to give users control over whether the
3290 compiler optimizes to use the multiply/add SSE5 instructions.
3292 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3293 m_ATHLON_K8_AMDFAM10, and change all uses.
3294 (enum pta_flags): Add PTA_SSE5.
3295 (ix86_handle_option): Turn off 3dnow if -msse5.
3296 (override_options): Add SSE5 support.
3297 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3299 (ix86_expand_sse_movcc): Add SSE5 support.
3300 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3301 vector type to the next largest size.
3302 (ix86_expand_sse5_pack): New function to use pperm to pack a
3303 vector type to the next smallest size.
3304 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3305 (IX86_BUILTIN_FMADDSD): Ditto.
3306 (IX86_BUILTIN_FMADDPS): Ditto.
3307 (IX86_BUILTIN_FMADDPD): Ditto.
3308 (IX86_BUILTIN_FMSUBSS): Ditto.
3309 (IX86_BUILTIN_FMSUBSD): Ditto.
3310 (IX86_BUILTIN_FMSUBPS): Ditto.
3311 (IX86_BUILTIN_FMSUBPD): Ditto.
3312 (IX86_BUILTIN_FNMADDSS): Ditto.
3313 (IX86_BUILTIN_FNMADDSD): Ditto.
3314 (IX86_BUILTIN_FNMADDPS): Ditto.
3315 (IX86_BUILTIN_FNMADDPD): Ditto.
3316 (IX86_BUILTIN_FNMSUBSS): Ditto.
3317 (IX86_BUILTIN_FNMSUBSD): Ditto.
3318 (IX86_BUILTIN_FNMSUBPS): Ditto.
3319 (IX86_BUILTIN_FNMSUBPD): Ditto.
3320 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3321 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3322 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3323 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3324 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3325 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3326 (IX86_BUILTIN_PPERM): Ditto.
3327 (IX86_BUILTIN_PERMPS): Ditto.
3328 (IX86_BUILTIN_PERMPD): Ditto.
3329 (IX86_BUILTIN_PMACSSWW): Ditto.
3330 (IX86_BUILTIN_PMACSWW): Ditto.
3331 (IX86_BUILTIN_PMACSSWD): Ditto.
3332 (IX86_BUILTIN_PMACSWD): Ditto.
3333 (IX86_BUILTIN_PMACSSDD): Ditto.
3334 (IX86_BUILTIN_PMACSDD): Ditto.
3335 (IX86_BUILTIN_PMACSSDQL): Ditto.
3336 (IX86_BUILTIN_PMACSSDQH): Ditto.
3337 (IX86_BUILTIN_PMACSDQL): Ditto.
3338 (IX86_BUILTIN_PMACSDQH): Ditto.
3339 (IX86_BUILTIN_PMADCSSWD): Ditto.
3340 (IX86_BUILTIN_PMADCSWD): Ditto.
3341 (IX86_BUILTIN_PHADDBW): Ditto.
3342 (IX86_BUILTIN_PHADDBD): Ditto.
3343 (IX86_BUILTIN_PHADDBQ): Ditto.
3344 (IX86_BUILTIN_PHADDWD): Ditto.
3345 (IX86_BUILTIN_PHADDWQ): Ditto.
3346 (IX86_BUILTIN_PHADDDQ): Ditto.
3347 (IX86_BUILTIN_PHADDUBW): Ditto.
3348 (IX86_BUILTIN_PHADDUBD): Ditto.
3349 (IX86_BUILTIN_PHADDUBQ): Ditto.
3350 (IX86_BUILTIN_PHADDUWD): Ditto.
3351 (IX86_BUILTIN_PHADDUWQ): Ditto.
3352 (IX86_BUILTIN_PHADDUDQ): Ditto.
3353 (IX86_BUILTIN_PHSUBBW): Ditto.
3354 (IX86_BUILTIN_PHSUBWD): Ditto.
3355 (IX86_BUILTIN_PHSUBDQ): Ditto.
3356 (IX86_BUILTIN_PROTB): Ditto.
3357 (IX86_BUILTIN_PROTW): Ditto.
3358 (IX86_BUILTIN_PROTD): Ditto.
3359 (IX86_BUILTIN_PROTQ): Ditto.
3360 (IX86_BUILTIN_PROTB_IMM): Ditto.
3361 (IX86_BUILTIN_PROTW_IMM): Ditto.
3362 (IX86_BUILTIN_PROTD_IMM): Ditto.
3363 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3364 (IX86_BUILTIN_PSHLB): Ditto.
3365 (IX86_BUILTIN_PSHLW): Ditto.
3366 (IX86_BUILTIN_PSHLD): Ditto.
3367 (IX86_BUILTIN_PSHLQ): Ditto.
3368 (IX86_BUILTIN_PSHAB): Ditto.
3369 (IX86_BUILTIN_PSHAW): Ditto.
3370 (IX86_BUILTIN_PSHAD): Ditto.
3371 (IX86_BUILTIN_PSHAQ): Ditto.
3372 (IX86_BUILTIN_FRCZSS): Ditto.
3373 (IX86_BUILTIN_FRCZSD): Ditto.
3374 (IX86_BUILTIN_FRCZPS): Ditto.
3375 (IX86_BUILTIN_FRCZPD): Ditto.
3376 (IX86_BUILTIN_CVTPH2PS): Ditto.
3377 (IX86_BUILTIN_CVTPS2PH): Ditto.
3378 (IX86_BUILTIN_COMEQSS): Ditto.
3379 (IX86_BUILTIN_COMNESS): Ditto.
3380 (IX86_BUILTIN_COMLTSS): Ditto.
3381 (IX86_BUILTIN_COMLESS): Ditto.
3382 (IX86_BUILTIN_COMGTSS): Ditto.
3383 (IX86_BUILTIN_COMGESS): Ditto.
3384 (IX86_BUILTIN_COMUEQSS): Ditto.
3385 (IX86_BUILTIN_COMUNESS): Ditto.
3386 (IX86_BUILTIN_COMULTSS): Ditto.
3387 (IX86_BUILTIN_COMULESS): Ditto.
3388 (IX86_BUILTIN_COMUGTSS): Ditto.
3389 (IX86_BUILTIN_COMUGESS): Ditto.
3390 (IX86_BUILTIN_COMORDSS): Ditto.
3391 (IX86_BUILTIN_COMUNORDSS): Ditto.
3392 (IX86_BUILTIN_COMFALSESS): Ditto.
3393 (IX86_BUILTIN_COMTRUESS): Ditto.
3394 (IX86_BUILTIN_COMEQSD): Ditto.
3395 (IX86_BUILTIN_COMNESD): Ditto.
3396 (IX86_BUILTIN_COMLTSD): Ditto.
3397 (IX86_BUILTIN_COMLESD): Ditto.
3398 (IX86_BUILTIN_COMGTSD): Ditto.
3399 (IX86_BUILTIN_COMGESD): Ditto.
3400 (IX86_BUILTIN_COMUEQSD): Ditto.
3401 (IX86_BUILTIN_COMUNESD): Ditto.
3402 (IX86_BUILTIN_COMULTSD): Ditto.
3403 (IX86_BUILTIN_COMULESD): Ditto.
3404 (IX86_BUILTIN_COMUGTSD): Ditto.
3405 (IX86_BUILTIN_COMUGESD): Ditto.
3406 (IX86_BUILTIN_COMORDSD): Ditto.
3407 (IX86_BUILTIN_COMUNORDSD): Ditto.
3408 (IX86_BUILTIN_COMFALSESD): Ditto.
3409 (IX86_BUILTIN_COMTRUESD): Ditto.
3410 (IX86_BUILTIN_COMEQPS): Ditto.
3411 (IX86_BUILTIN_COMNEPS): Ditto.
3412 (IX86_BUILTIN_COMLTPS): Ditto.
3413 (IX86_BUILTIN_COMLEPS): Ditto.
3414 (IX86_BUILTIN_COMGTPS): Ditto.
3415 (IX86_BUILTIN_COMGEPS): Ditto.
3416 (IX86_BUILTIN_COMUEQPS): Ditto.
3417 (IX86_BUILTIN_COMUNEPS): Ditto.
3418 (IX86_BUILTIN_COMULTPS): Ditto.
3419 (IX86_BUILTIN_COMULEPS): Ditto.
3420 (IX86_BUILTIN_COMUGTPS): Ditto.
3421 (IX86_BUILTIN_COMUGEPS): Ditto.
3422 (IX86_BUILTIN_COMORDPS): Ditto.
3423 (IX86_BUILTIN_COMUNORDPS): Ditto.
3424 (IX86_BUILTIN_COMFALSEPS): Ditto.
3425 (IX86_BUILTIN_COMTRUEPS): Ditto.
3426 (IX86_BUILTIN_COMEQPD): Ditto.
3427 (IX86_BUILTIN_COMNEPD): Ditto.
3428 (IX86_BUILTIN_COMLTPD): Ditto.
3429 (IX86_BUILTIN_COMLEPD): Ditto.
3430 (IX86_BUILTIN_COMGTPD): Ditto.
3431 (IX86_BUILTIN_COMGEPD): Ditto.
3432 (IX86_BUILTIN_COMUEQPD): Ditto.
3433 (IX86_BUILTIN_COMUNEPD): Ditto.
3434 (IX86_BUILTIN_COMULTPD): Ditto.
3435 (IX86_BUILTIN_COMULEPD): Ditto.
3436 (IX86_BUILTIN_COMUGTPD): Ditto.
3437 (IX86_BUILTIN_COMUGEPD): Ditto.
3438 (IX86_BUILTIN_COMORDPD): Ditto.
3439 (IX86_BUILTIN_COMUNORDPD): Ditto.
3440 (IX86_BUILTIN_COMFALSEPD): Ditto.
3441 (IX86_BUILTIN_COMTRUEPD): Ditto.
3442 (IX86_BUILTIN_PCOMEQUB): Ditto.
3443 (IX86_BUILTIN_PCOMNEUB): Ditto.
3444 (IX86_BUILTIN_PCOMLTUB): Ditto.
3445 (IX86_BUILTIN_PCOMLEUB): Ditto.
3446 (IX86_BUILTIN_PCOMGTUB): Ditto.
3447 (IX86_BUILTIN_PCOMGEUB): Ditto.
3448 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3449 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3450 (IX86_BUILTIN_PCOMEQUW): Ditto.
3451 (IX86_BUILTIN_PCOMNEUW): Ditto.
3452 (IX86_BUILTIN_PCOMLTUW): Ditto.
3453 (IX86_BUILTIN_PCOMLEUW): Ditto.
3454 (IX86_BUILTIN_PCOMGTUW): Ditto.
3455 (IX86_BUILTIN_PCOMGEUW): Ditto.
3456 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3457 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3458 (IX86_BUILTIN_PCOMEQUD): Ditto.
3459 (IX86_BUILTIN_PCOMNEUD): Ditto.
3460 (IX86_BUILTIN_PCOMLTUD): Ditto.
3461 (IX86_BUILTIN_PCOMLEUD): Ditto.
3462 (IX86_BUILTIN_PCOMGTUD): Ditto.
3463 (IX86_BUILTIN_PCOMGEUD): Ditto.
3464 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3465 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3466 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3467 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3468 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3469 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3470 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3471 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3472 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3473 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3474 (IX86_BUILTIN_PCOMEQB): Ditto.
3475 (IX86_BUILTIN_PCOMNEB): Ditto.
3476 (IX86_BUILTIN_PCOMLTB): Ditto.
3477 (IX86_BUILTIN_PCOMLEB): Ditto.
3478 (IX86_BUILTIN_PCOMGTB): Ditto.
3479 (IX86_BUILTIN_PCOMGEB): Ditto.
3480 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3481 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3482 (IX86_BUILTIN_PCOMEQW): Ditto.
3483 (IX86_BUILTIN_PCOMNEW): Ditto.
3484 (IX86_BUILTIN_PCOMLTW): Ditto.
3485 (IX86_BUILTIN_PCOMLEW): Ditto.
3486 (IX86_BUILTIN_PCOMGTW): Ditto.
3487 (IX86_BUILTIN_PCOMGEW): Ditto.
3488 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3489 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3490 (IX86_BUILTIN_PCOMEQD): Ditto.
3491 (IX86_BUILTIN_PCOMNED): Ditto.
3492 (IX86_BUILTIN_PCOMLTD): Ditto.
3493 (IX86_BUILTIN_PCOMLED): Ditto.
3494 (IX86_BUILTIN_PCOMGTD): Ditto.
3495 (IX86_BUILTIN_PCOMGED): Ditto.
3496 (IX86_BUILTIN_PCOMFALSED): Ditto.
3497 (IX86_BUILTIN_PCOMTRUED): Ditto.
3498 (IX86_BUILTIN_PCOMEQQ): Ditto.
3499 (IX86_BUILTIN_PCOMNEQ): Ditto.
3500 (IX86_BUILTIN_PCOMLTQ): Ditto.
3501 (IX86_BUILTIN_PCOMLEQ): Ditto.
3502 (IX86_BUILTIN_PCOMGTQ): Ditto.
3503 (IX86_BUILTIN_PCOMGEQ): Ditto.
3504 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3505 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3506 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3507 OPTION_MASK_ISA_ROUND for instructions that are shared between
3509 (bdesc_2arg): Ditto.
3510 (bdesc_sse_3arg): Ditto.
3511 (enum multi_arg_type): New enum for describing the various SSE5
3512 intrinsic argument types.
3513 (bdesc_multi_arg): New table for SSE5 intrinsics.
3514 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3515 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3517 (ix86_expand_builtin): Add SSE5 intrinsic support.
3518 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3519 operand instructions.
3520 (ix86_expand_sse5_multiple_memory): New function to split the
3521 second memory reference from SSE5 instructions.
3522 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3523 (ix86_return_pops_args): Use stdarg_p to determine if the function
3524 has variable arguments.
3525 (ix86_setup_incoming_varargs): Ditto.
3526 (x86_this_parameter): Ditto.
3528 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3530 (ix86_expand_sse5_pack): Ditto.
3531 (ix86_sse5_valid_op_p): Ditto.
3532 (ix86_expand_sse5_multiple_memory): Ditto.
3534 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3535 constant for SSE5 support.
3536 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3537 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3538 (UNSPEC_SSE5_PERMUTE): Ditto.
3539 (UNSPEC_SSE5_ASHIFT): Ditto.
3540 (UNSPEC_SSE5_LSHIFT): Ditto.
3541 (UNSPEC_FRCZ): Ditto.
3542 (UNSPEC_CVTPH2PS): Ditto.
3543 (UNSPEC_CVTPS2PH): Ditto.
3544 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3546 (COM_FALSE_S): Ditto.
3547 (COM_FALSE_P): Ditto.
3548 (COM_TRUE_S): Ditto.
3549 (COM_TRUE_P): Ditto.
3550 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3551 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3553 (memory attribute): Ditto.
3554 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3555 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3556 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3557 (floor<mode>2): Ditto.
3558 (ceil<mode>2): Ditto.
3559 (btrunc<mode>2): Ditto.
3560 (nearbyintdf2): Ditto.
3561 (nearbyintsf2): Ditto.
3562 (sse_setccsf): Disable if SSE5.
3563 (sse_setccdf): Ditto.
3564 (sse5_setcc<mode>): New support for SSE5 conditional move.
3565 (sse5_pcmov_<mode>): Ditto.
3567 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3569 (SSEMODEF2P): Ditto.
3570 (ssemodesuffixf4): New mode attribute for SSE5.
3571 (ssemodesuffixf2s): Ditto.
3572 (ssemodesuffixf2c): Ditto.
3573 (sserotatemax): Ditto.
3574 (ssescalarmode): Ditto.
3575 (sse_maskcmpv4sf3): Disable if SSE5.
3576 (sse_maskcmpv2df3): Ditto.
3577 (sse_vmmaskcmpv4sf3): Ditto.
3578 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3580 (sse5_vmfmadd<mode>4): Ditto.
3581 (sse5_fmsub<mode>4): Ditto.
3582 (sse5_vmfmsub<mode>4): Ditto.
3583 (sse5_fnmadd<mode>4): Ditto.
3584 (sse5_vmfnmadd<mode>4): Ditto.
3585 (sse5_fnmsub<mode>4): Ditto.
3586 (sse5_vmfnmsub<mode>4): Ditto.
3587 (sse5i_fmadd<mode>4): Ditto.
3588 (sse5i_fmsub<mode>4): Ditto.
3589 (sse5i_fnmadd<mode>4): Ditto.
3590 (sse5i_fnmsub<mode>4): Ditto.
3591 (sse5i_vmfmadd<mode>4): Ditto.
3592 (sse5i_vmfmsub<mode>4): Ditto.
3593 (sse5i_vmfnmadd<mode>4): Ditto.
3594 (sse5i_vmfnmsub<mode>4): Ditto.
3595 (mulv16qi3): Add SSE5 support.
3597 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3598 (sse2_mulv4si3): Disable if SSE5.
3599 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3600 (sse4_1_roundps): Ditto.
3601 (sse4_1_roundsd): Ditto.
3602 (sse4_1_roundss): Ditto.
3603 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3605 (sse_maskcmpsf3): Ditto.
3606 (sse_vmmaskcmpv4sf3): Ditto.
3607 (sse2_maskcmpv2df3): Ditto.
3608 (sse2_maskcmpdf3): Ditto.
3609 (sse2_vmmaskcmpv2df3): Ditto.
3610 (sse2_eq<mode>3): Ditto.
3611 (sse2_gt<mode>3): Ditto.
3612 (sse5_pcmov_<mode>): Add SSE5 support.
3613 (vec_unpacku_hi_v16qi): Ditto.
3614 (vec_unpacks_hi_v16qi): Ditto.
3615 (vec_unpacku_lo_v16qi): Ditto.
3616 (vec_unpacks_lo_v16qi): Ditto.
3617 (vec_unpacku_hi_v8hi): Ditto.
3618 (vec_unpacks_hi_v8hi): Ditto.
3619 (vec_unpacku_lo_v8hi): Ditto.
3620 (vec_unpacks_lo_v8hi): Ditto.
3621 (vec_unpacku_hi_v4si): Ditto.
3622 (vec_unpacks_hi_v4si): Ditto.
3623 (vec_unpacku_lo_v4si): Ditto.
3624 (vec_unpacks_lo_v4si): Ditto.
3625 (sse5_pmacsww): New SSE5 intrinsic insn.
3626 (sse5_pmacssww): Ditto.
3627 (sse5_pmacsdd): Ditto.
3628 (sse5_pmacssdd): Ditto.
3629 (sse5_pmacssdql): Ditto.
3630 (sse5_pmacssdqh): Ditto.
3631 (sse5_pmacsdqh): Ditto.
3632 (sse5_pmacsswd): Ditto.
3633 (sse5_pmacswd): Ditto.
3634 (sse5_pmadcsswd): Ditto.
3635 (sse5_pmadcswd): Ditto.
3636 (sse5_pcmov_<move>): Conditional move support on SSE5.
3637 (sse5_phaddbw): New SSE5 intrinsic insn.
3638 (sse5_phaddbd): Ditto.
3639 (sse5_phaddbq): Ditto.
3640 (sse5_phaddwd): Ditto.
3641 (sse5_phaddwq): Ditto.
3642 (sse5_phadddq): Ditto.
3643 (sse5_phaddubw): Ditto.
3644 (sse5_phaddubd): Ditto.
3645 (sse5_phaddubq): Ditto.
3646 (sse5_phadduwd): Ditto.
3647 (sse5_phadduwq): Ditto.
3648 (sse5_phaddudq): Ditto.
3649 (sse5_phsubbw): Ditto.
3650 (sse5_phsubwd): Ditto.
3651 (sse5_phsubdq): Ditto.
3652 (sse5_pperm): Ditto.
3653 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3654 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3655 (sse5_pperm_sign_v8hi_v4si): Ditto.
3656 (sse5_pperm_zero_v8hi_v4si): Ditto.
3657 (sse5_pperm_sign_v4si_v2di): Ditto.
3658 (sse5_pperm_sign_v4si_v2di): Ditto.
3659 (sse5_pperm_pack_v2di_v4si): Ditto.
3660 (sse5_pperm_pack_v4si_v8hi): Ditto.
3661 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3662 (sse5_perm<mode>): New SSE5 intrinsic insn.
3663 (rotl<mode>3): Ditto.
3664 (sse5_rotl<mode>3): Ditto.
3665 (sse5_ashl<mode>3): Ditto.
3666 (sse5_lshl<mode>3): Ditto.
3667 (sse5_frcz<mode>2): Ditto.
3668 (sse5s_frcz<mode>2): Ditto.
3669 (sse5_cvtph2ps): Ditto.
3670 (sse5_cvtps2ph): Ditto.
3671 (sse5_vmmaskcmp<mode>3): Ditto.
3672 (sse5_com_tf<mode>3): Ditto.
3673 (sse5_maskcmp<mode>3): Ditto.
3674 (sse5_maskcmp_uns<mode>3): Ditto.
3675 (sse5_maskcmp_uns2<mode>3): Ditto.
3676 (sse5_pcom_tf<mode>3): Ditto.
3678 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3680 (sse5_comparison_float_operator): New predicate to match the
3681 comparison operators supported by the SSE5 com instruction.
3682 (ix86_comparison_int_operator): New predicate to match just the
3683 signed int comparisons.
3684 (ix86_comparison_uns_operator): New predicate to match just the
3685 unsigned int comparisons.
3687 * doc/invoke.texi (-msse5): Add documentation.
3688 (-mfused-madd): Ditto.
3690 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3692 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3694 (x86_64-*-*): Ditto.
3696 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3698 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3699 intrinisics for SSE5.
3701 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3704 * config/i386/mmintrin-common.h: New file, to contain common
3705 instructions between SSE4.1 and SSE5.
3707 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3708 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3709 (gen_regparm_prefix): Ditto.
3711 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3712 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3713 prototype_p to determine if a function is prototyped.
3715 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3717 * config/dfp-bit.c (dfp_conversion_exception): New function.
3718 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3719 (DFP_TO_INT): Ditto.
3720 (INT_TO_DFP): Ditto.
3721 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3723 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3726 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3727 before sp restoration even when total_size is 0, but
3728 frame_pointer_needed.
3730 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3732 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3733 (xtensa_copy_incoming_a7): Use start_sequence instead of
3734 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3735 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3736 of the saveregs sequence.
3738 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3740 * c-tree.h (grokfield): Add a "tree *" argument.
3741 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3742 Chain nested decl attributes to it. Don't call decl_attributes here.
3743 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3744 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3745 (grokfield): Take a pointer to the decl's attributes and pass
3746 it to grokdeclarator.
3747 * c-parser.c (c_parser_struct_declaration): Update the calls to
3748 grokfield. Call decl_attributes for anonymous struct and union
3751 2007-09-12 Jan Hubicka <jh@suse.cz>
3753 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3755 2007-09-12 Ira Rosen <irar@il.ibm.com>
3757 PR tree-optimization/32377
3758 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3759 between positive and negative dependence distance using DDR_REVERSED_P.
3761 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3763 PR tree-optimization/33373
3764 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3765 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3767 2007-09-12 Jan Hubicka <jh@suse.cz>
3770 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3773 2007-09-12 Christian Bruel <christian.bruel@st.com>
3775 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3776 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3778 2007-09-12 Ira Rosen <irar@il.ibm.com>
3780 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3781 for oprnd1 if not required.
3782 (vectorizable_operation): Use scalar operand in SLP in case of
3783 shift with scalar argument.
3785 2007-09-12 Ira Rosen <irar@il.ibm.com>
3787 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3790 2007-09-11 James E. Wilson <wilson@specifix.com>
3792 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3793 TARGET_UNWIND_INFO is defined.
3794 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3797 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3799 * config/sh/sh.c (calc_live_regs): Use
3800 current_function_saves_all_registers instead of
3801 current_function_has_nonlocal_label.
3802 (sh_allocate_initial_value): Likewise.
3803 (sh_get_pr_initial_val): Likewise.
3804 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3805 * config/sh/sh.md (load_ra): Likewise.
3807 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3809 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3812 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3813 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3815 2007-09-12 Sa Liu <saliu@de.ibm.com>
3817 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3818 operands to DFmode GE or LE compares.
3820 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3822 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3823 REG_CLASS_NAMES): Add P0REGS.
3824 (REGNO_REG_CLASS): Return it where appropriate.
3825 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3826 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3827 * doc/md.texi (Blackfin family): Document 'q' constraints.
3829 2007-09-11 Steve Kenton <skenton@ou.edu>
3831 * pa/linux-unwind.h: Guard with inhibit_libc.
3832 * pa/hpux-unwind.h: Likewise.
3834 2007-09-11 David Daney <ddaney@avtrex.com>
3836 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3837 * doc/install.texi: Document new --with-llsc and --without-llsc
3839 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3840 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3841 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3843 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3844 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3845 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3846 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3847 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3848 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3849 * config/mips/mips.opt (mllsc): New option.
3850 * config/mips/mips.c (mips_llsc): Define variable.
3851 (mips_handle_option): Handle mllsc option.
3852 (override_options): Set mips_print_operand_punct for '|' and '-'.
3853 (print_operand): Add new %| and %- operand codes.
3854 * config/mips/mips.h (mips_llsc_setting): New enum type.
3855 (mips_llsc): Declare.
3856 (OPTION_DEFAULT_SPECS): Add llsc handling.
3857 (GENERATE_SYNC): New macro.
3858 (GENERATE_LL_SC): New macro.
3859 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3860 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3861 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3862 in %| and %- operand codes.
3864 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3866 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3867 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3869 2007-09-11 Jason Merrill <jason@redhat.com>
3872 * stor-layout.c (layout_decl): Do pack variable size fields.
3874 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3876 * config/m68k/predicates.md (movsi_const0_operand,
3877 non_symbolic_call_operand): New predicates.
3879 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3881 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3882 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3883 CW, CZ, CS, Ap and Ac.
3885 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3886 (constraints.md): New include.
3887 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3888 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3889 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3891 (pushdi): Add split.
3892 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3893 attributes. Split tstsi_internal_68020_cf from it.
3894 (tstsi_internal_68020_cf): New pattern.
3895 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3896 (tst<mode>_cf): Specify attributea.
3897 (cmpsi_cf): Name pattern. Specify attributes.
3898 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3899 (pushexthisi_const): Fix to use alternatives. Specify
3901 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3902 from it. Fix to use alternatives. Specify attributes.
3903 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3904 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3906 (movsf_cf_soft): Specify attributes.
3907 (movdf_cf_soft): Add split.
3908 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3909 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3910 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3911 (truncdfsf2_68881): Name pattern. Specify attributes.
3912 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3913 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3914 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3916 (addsi3_5200): Fix to use alternatives. Specify attributes.
3918 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3919 (subsi3): Add alternative for subq.l. Specify attributes.
3920 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3921 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3923 (umulhisi3): Specify attributes.
3924 (mulhisisi3_z): Name pattern. Specify attributes.
3925 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3926 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3927 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3928 bsetmemqi): Specify attributes.
3929 (bsetmemqi_ext): Name pattern. Specify attributes.
3930 (bclrmemqi): Specify attributes.
3931 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3932 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3934 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3935 pattern. Specify attributes.
3936 (jump): Specify attributes.
3937 (tablejump_internal): Name pattern. Specify attributes.
3938 (call_value): Split into non_symbolic_call_value,
3939 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3940 alternatives. Specify attributes.
3941 (non_symbolic_call_value, symbolic_call_value_jsr,
3942 symbolic_call_value_bsr): New patterns.
3943 (nop, return, unlink, indirect_jump): Specify attributes.
3944 (trap): Fix condition. Specify attributes.
3947 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3948 (override_options): Initialize it. Initialize m68k_sched_cpu.
3949 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3950 (const_method): Make global, rename to m68k_const_method.
3951 (const_int_cost, output_move_const_into_data_reg): Update.
3952 (output_move_double): Parametrize to emit rtl code, rename to
3954 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3955 emit_movsi): New static functions.
3956 (output_move_double): New function with semantics of old
3958 (m68k_emit_move_double): New function.
3959 (m68k_sched_cpu): New variable.
3960 (attr_op_type): New enum.
3961 (sched_guess_p): New variable.
3962 (sched_address_type, sched_operand_type, sched_attr_op_type):
3963 New static functions.
3964 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3965 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3966 (sched_branch_type): New static variable.
3967 (m68k_sched_branch_type): New function.
3968 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3969 (m68k_symbolic_call_var): Declare.
3970 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3971 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3972 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3973 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3976 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3978 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3979 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3980 error if __builtin_va_arg_pack_len () wasn't optimized out during
3982 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3983 with the number of inline's anonymous arguments.
3984 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3986 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3988 * fold-const.c (extract_muldiv_1): Do not simplify
3991 2007-09-11 Jan Hubicka <jh@suse.cz>
3993 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3994 (TARGET_INTER_UNIT_CONVERSIONS): New.
3995 * i386.md (floatsi expanders): Remove redundant check for SImode
3996 source; offload to memory when asked for.
3997 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3998 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4000 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4001 floatsidf2_mixed_memory, floatsidf2_sse_memory
4002 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4003 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4005 2007-09-11 Jan Hubicka <jh@suse.cz>
4007 * toplev.c (process_options): all frontends now do unit-at-a-time.
4008 * cgraphunit.c: update comments.
4009 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4010 * c-decl.c (finish_function): use cgraph_add_new_function.
4011 * function.c (expand_function_end): We are always unit-at-a-time.
4013 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4015 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4016 settings for MIPS16.
4017 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4019 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4021 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4022 SYMBOL_FORCE_TO_MEM constants.
4023 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4024 (mips16_rewrite_pool_refs_info): New structure.
4025 (mips16_rewrite_pool_constant): New function, split out from...
4026 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4027 mips16_rewrite_pool_refs_info structure rather than a pointer
4028 to a constant pool. Force force_to_mem_operands into memory.
4029 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4030 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4031 * config/mips/constraints.md (kf): New constraint.
4032 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4033 (*movsi_mips16): Likewise.
4035 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4036 Nigel Stephens <nigel@mips.com>
4037 David Ung <davidu@mips.com>
4039 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4040 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4041 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4042 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4043 (mips_zero_extend_cost): New functions.
4044 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4045 Use the new functions. Tweak many cost estimates, both here
4046 and in the new subroutines. Return false when the cost of the
4047 operands has not been calculated. Check for *clear_upper32.
4048 Check for floating-point multiply-add, reciprocal and rsqrt
4049 patterns. Handle comparison and rotation codes.
4051 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4053 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4055 * config/i386/i386.c (get_dllimport_decl): Don't strip
4058 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4061 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4062 declarations to top.
4063 (DFP_TO_BFP): Use for either XFmode or TFmode.
4064 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4066 * config/dfp-bit.h: Include float.h.
4067 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4068 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4069 which doesn't mean the same thing.
4070 (BFP_KIND): Use 4 to mean TFmode.
4071 (BFP_FMT): Specify the number of decimal digits based on the
4072 number of mantissa digits.
4073 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4074 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4075 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4076 (TFtype): Define if TFmode is supported.
4077 * doc/libgcc.texi (Decimal float library routines): Document
4078 TF conversion functions.
4080 2007-09-10 Chao-ying Fu <fu@mips.com>
4082 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4083 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4084 (mips_emit_compare): Process fixed-point modes.
4085 (mips_pad_arg_upward): Support fixed-point types.
4086 (override_options): Allow fixed-point modes in accumulators.
4087 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4088 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4089 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4090 (mips_scalar_mode_supported_p): New function to accept fixed-point
4091 modes if the width is not greater than two BITS_PER_WORD.
4092 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4093 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4094 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4095 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4096 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4098 ("IMODE"): New mode attribute.
4099 (mips-fixed.md): Include.
4100 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4102 * config/mips/mips-fixed.md: New file.
4104 2007-09-11 Ben Elliston <bje@au.ibm.com>
4106 * config/spu/spu.md: Formatting fixes.
4108 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4110 * config/dfp-bit.c (dfp_unary_func): Delete.
4111 (dfp_unary_op): Delete.
4112 (dfp_binary_op): Use decFloat functions instead of decNumber
4113 functions for binary operations.
4114 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4115 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4117 (dfp_compare_op): Use decFloat functions insteadof decNumber
4118 functions for comparisons.
4119 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4120 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4122 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4123 call to dxx_binary_op and decFloat function.
4124 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4125 calls to dxx_binary_op and decFloat function.
4126 * config/dfp-bit.h: Include decFloat header files.
4127 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4128 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4129 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4130 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4132 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4133 Jan Sjodin <jan.sjodin@amd.com>
4135 * tree-vect-analyze.c (vect_analyze_operations): Change
4136 comparison of loop iterations with threshold to less than
4137 or equal to instead of less than. Reduce
4138 min_scalar_loop_bound by one.
4139 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4140 Change prologue and epilogue iterations estimate to vf/2,
4141 when unknown at compile-time. Change versioning guard
4142 cost to taken_branch_cost. If peeling for alignment is
4143 unknown at compile-time, change peel guard costs to one
4144 taken branch and one not-taken branch per peeled loop.
4145 If peeling for alignment is known but number of scalar loop
4146 iterations is unknown at compile-time, change peel guard
4147 costs to one taken branch per peeled loop. Change the cost
4148 model equation to consider vector iterations as the loop
4149 iterations less the prologue and epilogue iterations.
4150 Change outside vector cost check to less than or equal to
4151 zero instead of equal to zero.
4152 (vect_do_peeling_for_loop_bound): Reduce
4153 min_scalar_loop_bound by one.
4154 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4155 TARG_COND_NOT_TAKEN_BRANCH_COST.
4156 * config/i386/i386.h (processor_costs): Add
4157 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4158 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4159 vec_align_load_cost, vect_unalign_load_cost,
4160 vec_store_cost, cond_taken_branch_cost,
4161 cond_not_taken_branch_cost.
4162 Define macros for x86 costs.
4163 * config/i386/i386.c:
4164 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4165 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4166 scalar_to_vec_cost, vec_align_load_cost,
4167 vect_unalign_load_cost, vec_store_cost,
4168 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4169 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4170 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4171 core2_cost, generic64_cost, generic32_cost): Set to default
4173 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4174 (x86_builtin_vectorization_cost): New.
4176 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4177 Ben Elliston <bje@au.ibm.com>
4179 * dfp.c: Include decimal128Local.h;
4180 (dfp_byte_swap): Remove.
4181 (encode_decimal32, decode_decimal32): Don't handle endianness.
4182 (encode_decimal64, decode_decimal64): Ditto.
4183 (encode_decimal128, decode_decimal128): Ditto.
4184 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4186 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4188 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4189 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4191 2007-09-10 David Daney <ddaney@avtrex.com>
4193 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4195 (memory_barrier): Rewrote as an insn that clobbers memory.
4197 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4199 * config/mips/mips.c (mips_global_pointer): Check
4200 call_really_used_regs instead of call_used_regs.
4201 (mips_save_reg_p): Likewise. Save all call-saved registers
4202 if current_function_saves_all_registers. Fix indentation.
4203 No longer treat $18 as a special case.
4204 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4206 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4208 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4209 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4210 the introductory comment.
4211 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4212 (override_options): Don't test for it.
4213 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4214 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4215 * config/mips/vr.h: As for config/mips/sde.h.
4217 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4218 Revital Eres <eres@il.ibm.com>
4220 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4221 (struct ddg): Define.
4222 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4223 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4224 * config/spu/spu.c: Include ddg.h.
4225 (TARGET_SCHED_SMS_RES_MII): Define.
4226 (spu_sms_res_mii): New function to calculate mii.
4227 * modulo-sched (res_MII): Use it.
4228 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4230 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4232 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4233 pool entries since they might hold values that must not be shared.
4235 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4238 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4239 Use 'N' operand constraint for op2.
4240 (lshr<mode>3): Ditto.
4241 (ashl<mode>3): Ditto.
4242 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4243 (vec_shr_<mode>): Ditto.
4244 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4245 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4247 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4249 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4250 Change mode macro in the last real_2expN parameter to uppercase.
4252 2007-09-10 Michael Matz <matz@suse.de>
4254 * tree-pass.h (pass_cselim): Declare new pass.
4255 * passes.c (init_optimization_passes): Link in pass_cselim.
4256 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4257 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4258 cond_store_replacement.
4259 (condstoretemp): New static variable.
4260 (cond_store_replacement): New function.
4261 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4262 tree_ssa_phiopt_worker.
4263 (struct name_to_bb): New.
4264 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4265 nt_init_block, nt_fini_block): New static functions.
4266 (seen_ssa_names, nontrap_set): New static variables.
4267 (gate_cselim, pass_cselim): Define new pass.
4268 * common.opt (ftree-cselim): New flag.
4269 * toplev.c (process_options): Set flag_tree_cselim if required.
4271 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4273 * simplify-rtx.c (simplify_relational_operation_1): For recent
4274 canonicalization, don't recurse if op1 equals both PLUS arguments.
4276 2007-09-09 David Daney <ddaney@avtrex.com>
4278 * optabs.c (expand_sync_operation): Use plus insn if minus
4280 (expand_sync_fetch_operation): Ditto.
4282 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4284 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4286 (*floatsisf2_sse_vector): Likewise.
4288 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4290 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4292 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4294 * config/i386/i386.h (ix86_tune_indices): Rename
4295 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4296 (TARGET_USE_VECTOR_CONVERTS): Updated.
4297 * config/i386/i386.c: Likewise.
4299 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4300 Nigel Stephens <nigel@mips.com>
4302 * doc/invoke.texi (Overall Options): Add .sx file extension
4303 as a synonym for .S.
4304 * cppspec.c (known_suffixes): Likewise.
4305 * gcc.c (default_compilers): Likewise.
4307 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4310 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4311 * simplify-rtx.c (simplify_relational_operation_1): Add the
4312 canonicalization from i386.h.
4313 * doc/md.texi (Canonicalization of Instructions): Document it.
4315 2007-09-09 Jan Hubicka <jh@suse.cz>
4316 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4318 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4319 (TARGET_USE_VECTOR_CONVERTS): New.
4320 * i386.md: New post-reload splitters for converting SF to DF and DF to
4322 (floatsi* expander): Special case vector conversions.
4323 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4324 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4325 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4326 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4327 Disable when doing vector converts.
4328 (floatsi<mode>2_i387): Disable when
4329 * sse.md (vec_dupv2df): Export.
4330 * i386.c (ix86_tune_features): Enable SSE conversions.
4332 2007-09-09 Richard Guenther <rguenther@suse.de>
4334 * tree-ssa-operands.c (add_virtual_operand): Only mark
4335 stores as has_volatile_ops if alias information is not available.
4337 2007-09-09 Revital Eres <eres@il.ibm.com>
4339 * doc/contrib.texi: Add myself.
4341 2007-09-09 Ira Rosen <irar@il.ibm.com>
4343 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4344 stmt_vinfo_set_outside_of_loop_cost): New functions.
4345 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4346 (vect_model_simple_cost): Call
4347 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4348 field instead of calling vect_get_cost_fields.
4349 (vect_model_store_cost, vect_model_load_cost): Likewise.
4351 2007-09-09 Revital Eres <eres@il.ibm.com>
4353 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4354 declaration to bdesc_paired_preds variable.
4355 (paired_expand_builtin): Likewise.
4357 2007-09-09 Revital Eres <eres@il.ibm.com>
4359 * dbgcnt.def (sms_sched_loop): New counter.
4360 * modulo-sched.c: Use sms_sched_loop instead of
4361 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4362 perform swing modulo scheduling on. Include dbgcnt.h.
4363 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4364 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4366 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4368 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4369 Substitute all uses with ...
4370 (MODEF): New mode iterator.
4372 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4373 from pre-regalloc define_insn_and_split splitter pattern.
4374 (*fix_trunc<mode>_i387_1): Ditto.
4375 (*fistdi2_1): Ditto.
4376 (*fist<mode>2_1): Ditto.
4377 (frndintxf2_floor): Ditto.
4378 (*fist<mode>2_floor_1): Ditto.
4379 (frndintxf2_ceil): Ditto.
4380 (*fist<mode>2_ceil_1): Ditto.
4381 (frndintxf2_trunc): Ditto.
4382 (frndintxf2_mask_pm): Ditto.
4384 (prologue): Use (const_int 0) as never generated filler insn.
4386 (sibcall_epilogue): Ditto.
4387 (eh_return_si): Ditto.
4388 (eh_return_di): Ditto.
4390 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4391 using MODEF mode iterator.
4392 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4393 using MODEF mode iterator.
4394 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4395 using MODEF mode iterator.
4396 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4397 Macroize expander using MODEF mode iterator.
4399 (zero_extendsidi2): Remove operand constraints from expander.
4400 (smuldi3_highpart): Ditto.
4401 (indirect_jump): Ditto.
4404 * config/i386/sse.md (storentv4sf): Ditto.
4405 (storentv2df): Ditto.
4406 (storentv2di): Ditto.
4408 (sse2_cvtpd2ps): Ditto.
4409 (vec_interleave_highv16qi): Ditto.
4410 (vec_interleave_lowv16qi): Ditto.
4411 (vec_interleave_highv8hi): Ditto.
4412 (vec_interleave_lowv8hi): Ditto.
4413 (vec_interleave_highv4si): Ditto.
4414 (vec_interleave_lowv4si): Ditto.
4415 (vec_interleave_highv2di): Ditto.
4416 (vec_interleave_lowv2di): Ditto.
4417 (sse2_maskmovdqu): Ditto.
4418 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4420 2007-09-09 Ira Rosen <irar@il.ibm.com>
4422 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4423 (struct _slp_tree, struct _slp_instance): Define new data structures
4424 along macros for their access.
4425 (struct _loop_vec_info): Define new fields: strided_stores,
4426 slp_instances, and slp_unrolling_factor along macros for their access.
4427 (enum slp_vect_type): New.
4428 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4430 (STMT_VINFO_STRIDED_ACCESS): New macro.
4431 (vect_free_slp_tree): Declare.
4432 (vectorizable_load): Add an argument of type slp_tree.
4433 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4434 vectorizable_assignment): Likewise.
4435 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4436 Declare (make extern).
4437 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4438 (new_loop_vec_info): Likewise.
4439 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4440 * tree-vect-analyze.c: Include recog.h.
4441 (vect_update_slp_costs_according_to_vf): New.
4442 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4443 functions. For not pure SLP stmts with strided access check that the
4444 group size is power of 2. Update the vectorization factor according to
4445 SLP. Call vect_update_slp_costs_according_to_vf.
4446 (vect_analyze_group_access): New.
4447 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4448 (vect_free_slp_tree): New functions.
4449 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4450 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4451 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4452 vect_detect_hybrid_slp): Likewise.
4453 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4454 and vect_detect_hybrid_slp.
4455 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4456 SLP costs into account.
4457 (vect_get_cost_fields): New function.
4458 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4460 (vect_model_store_cost, vect_model_load_cost): Likewise.
4461 (vect_get_constant_vectors): New function.
4462 (vect_get_slp_vect_defs, vect_get_slp_defs,
4463 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4464 vect_get_vec_defs): Likewise.
4465 (vectorizable_reduction): Don't handle SLP for now.
4466 (vectorizable_call): Don't handle SLP for now. Add argument to
4467 vect_model_simple_cost.
4468 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4469 get SLPed and vectorized defs). Fix indentation and spacing.
4470 (vectorizable_assignment): Handle SLP.
4471 (vectorizable_induction): Don't handle SLP for now.
4472 (vectorizable_operation): Likewise.
4473 (vectorizable_type_demotion): Add argument to
4474 vect_model_simple_cost.
4475 (vectorizable_type_promotion): Likewise.
4476 (vectorizable_store, vectorizable_load): Handle SLP.
4477 (vectorizable_condition): Don't handle SLP for now.
4478 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4479 no SLP transformation required for unsupported cases. Add SLP
4480 argument for supported cases.
4481 (vect_remove_stores): New function.
4482 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4483 (vect_transform_loop): Schedule SLP instances.
4484 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4486 2007-09-09 Andrew Haley <aph@redhat.com>
4488 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4491 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4493 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4494 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4495 Similar for what label_refs can go in the JUMP_TARGET field. Split
4496 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4497 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4498 REG_LABEL when replacing an operand with a LABEL_REF for a
4500 (subst_reloads): When replacing a LABEL_REG with a register,
4501 instead of generating a REG_LABEL note, assert that there already
4502 is one or that the label is a known target for the insn.
4503 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4504 note, check the JUMP_LABEL field. Remove "else" after return.
4505 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4506 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4507 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4508 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4509 insns. Iterate over all notes; don't assume there's only one.
4510 * cse.c (recorded_label_ref): Adjust comment to refer to
4512 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4513 insns, not just NONJUMP_INSN_P.
4514 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4515 isn't a jump target.
4516 * jump.c (rebuild_jump_labels): Adjust head comment.
4517 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4518 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4519 (mark_all_labels): For JUMP_P insns without a target, check if the
4520 the target is noted on the previous nonjump insn.
4521 (mark_jump_label_1): New function, guts from mark_jump_label.
4522 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4523 marking jump target labels.
4524 <case LABEL_REF>: Adjust for whether to generate a
4525 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4526 For 'E' format rtl, iterate in descending element order.
4527 (delete_related_insns): Handle both REG_LABEL_TARGET and
4528 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4529 reference count, delete and fallthrough. Move finding-next-
4530 non-deleted insn last in the function. Look at all INSN_P insns
4531 for REG_LABEL_OPERAND notes.
4532 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4534 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4535 JUMP_LABEL, output the INSN_UID of it.
4536 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4537 and/or REG_LABEL_TARGET.
4538 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4539 with jump.c copy by only adding notes for labels actually
4540 referenced in the insn.
4541 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4542 usage count increment; handle all INSN_P trial insns.
4543 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4545 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4546 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4547 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4549 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4550 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4551 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4552 on all INSN_P insns.
4553 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4554 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4555 REG_LABEL_OPERAND notes.
4556 * reload1.c (calculate_needs_all_insns): Adjust comments.
4557 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4558 * config/alpha/alpha.md (split for load of an address into a
4559 four-insn sequence on Unicos/Mk): Adjust to use
4561 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4563 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4566 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4567 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4568 FOR_BB_INSNS_SAFE instead of for loop.
4569 * cse.c (cse_extended_basic_block): Likewise.
4570 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4571 that the for loop does not invoke NEXT_INSN on a deleted insn.
4572 * function.c (instantiate_virtual_regs): Likewise.
4573 * lower-subreg.c (remove_retval_note): Likewise.
4574 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4576 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4578 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4579 insn, if it's a jump.
4580 (try_redirect_by_replacing_jump): New variable jump_p. Call
4581 tablejump_p before delete_insn_chain.
4582 * reload1.c (reload): New variable next. Make sure that the for
4583 loop does not invoke NEXT_INSN on a deleted insn.
4584 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4585 (delete_output_reload): New variable prev. Make sure the the for
4586 loops do not invoke PREV_INSN on a deleted insn.
4588 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4590 * pa/constraints.md: Remove 'X' from unused letters comment.
4592 2007-09-08 Richard Guenther <rguenther@suse.de>
4594 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4595 computed check stmt_ann->references_memory instead of counting
4598 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4600 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4601 validate_change() in one more case.
4603 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4605 PR tree-optimization/32283
4606 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4607 estimated_loop_iterations.
4608 (determine_use_iv_cost_condition): Decrease cost of expressions
4609 used in iv elimination.
4611 2007-09-08 Richard Guenther <rguenther@suse.de>
4613 * tree-cfg.c (verify_gimple_expr): Avoid building new
4614 pointer types, use TYPE_POINTER_TO if available instead.
4616 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4619 PR rtl-optimization/26449
4620 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4621 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4623 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4624 define_expand. Split insn in split1 pass.
4627 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4629 PR tree-optimization/33301
4630 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4633 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4635 PR tree-optimization/32183
4636 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4638 * tree-ssa-reassoc.c: Include cfgloop.h.
4639 (is_reassociable_op): Add a loop argument and return true only
4641 (linearize_expr): Updated.
4642 (should_break_up_subtract): Likewise.
4643 (linearize_expr_tree): Likewise.
4644 (init_reassoc): Call loop_optimizer_init with
4645 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4646 with CDI_DOMINATORS.
4647 (fini_reassoc): Call loop_optimizer_finalize.
4649 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4651 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4652 if there is no i-cache.
4654 2007-09-07 Richard Guenther <rguenther@suse.de>
4657 2007-09-06 Richard Guenther <rguenther@suse.de>
4659 PR tree-optimization/32586
4660 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4661 folding if nothing changed.
4662 (simplify_unary_expression): New function. Do tree combining
4663 on conversion like codes.
4664 (try_to_simplify): Call it.
4666 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4669 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4670 (__gthread_active,__gthread_start, __gthread_active_init): New.
4671 * gthr-posix95.h: Likewise.
4673 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4675 * function.h (struct function): Rename calls_unwind_init
4676 to saves_all_registers.
4677 (current_function_saves_all_registers): Renamed from
4678 current_function_calls_unwind_init.
4679 * reload1.c (reload): Set current_function_saves_all_registers.
4680 * except.c (expand_builtin_unwind_init): Likewise.
4681 * config/m68k/m68k.c (m68k_save_reg): Use
4682 current_function_saves_all_registers to save pic register.
4684 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4686 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4687 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4689 Reapply reverted changes:
4691 2007-09-06 Jan Hubicka <jh@suse.cz>
4693 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4696 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4698 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4699 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4701 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4703 * optabs.c (expand_float): Convert unsigned integer as signed only
4704 if it provides sufficient accuracy; add mode argument to real_2expN.
4705 (expand_fix): Fix comment typos; extend binary float into mode
4706 wider than destination for converion to unsigned integer; add mode
4707 argument to real_2expN.
4708 * real.c (real_2expN): Add mode argument to special-case decimal
4710 * real.h (real_2expN): Ditto.
4711 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4713 (fixed_from_string): Ditto.
4714 (fixed_to_decimal): Ditto.
4715 (fixed_convert_from_real): Ditto.
4716 (real_convert_from_fixed): Ditto.
4717 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4718 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4719 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4720 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4722 2007-09-07 Diego Novillo <dnovillo@google.com>
4724 * tree-flow.h (const_block_stmt_iterator): Remove.
4725 Update all users to use block_stmt_iterator.
4726 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4727 Update all users to use tree_stmt_iterator.
4729 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4731 * config/mips/mips.c (mips_set_current_function): Temporarily
4732 make this a no-op to fix bootstrap errors, pending rewrite.
4734 2007-09-07 Jan Hubicka <jh@suse.cz>
4736 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4739 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4741 PR tree-optimization/33299
4742 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4743 uses for all relevant loop-exit phis, not just the first.
4745 2007-09-07 Richard Guenther <rguenther@suse.de>
4748 * tree-ssa-operands.c (access_can_touch_variable): An access
4749 of the form (*p)[0] can touch a variable of same size.
4751 2007-09-07 Jan Hubicka <jh@suse.cz>
4753 * passes.c (init_optimization_passes): Add simple dce and addressable
4755 * tree-ssa.c (execute_update_addresses_taken): New function.
4756 (pass_update_address_taken): New.
4757 * tree-ssa-dse.c (execute_simple_dse): New function.
4758 (pass_simple_dse): New.
4759 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4761 2007-09-07 Tobias Burnus <burnus@net-b.de>
4764 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4766 2007-09-07 Richard Guenther <rguenther@suse.de>
4769 2007-09-06 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/32586
4772 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4773 folding if nothing changed.
4774 (simplify_unary_expression): New function. Do tree combining
4775 on conversion like codes.
4776 (try_to_simplify): Call it.
4778 2007-09-07 Richard Guenther <rguenther@suse.de>
4779 Uros Bizjak <ubizjak@gmail.com>
4781 PR tree-optimization/32821
4782 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4783 NULL in the call to set_bb_stmt_list.
4785 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4787 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4788 float calls here, rather than leaving some to the caller.
4789 Use call_internal_direct and call_value_internal_direct.
4790 * config/mips/mips.md (call_internal_direct): New pattern.
4791 (call_value_internal_direct): Likewise.
4793 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4795 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4796 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4798 (override_options): Set mips_base_move_loop_invariants.
4800 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4802 * config/mips/mips.opt (mcode-readable=): Move to keep list
4805 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4807 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4808 and -mgpopt options. Adjust the -G documentation to match.
4809 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4810 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4811 function, split out from mips_classify_symbol. Return false for
4812 !TARGET_LOCAL_SDATA.
4813 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4814 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4815 (override_options): Check whether the -mgpopt setting is consistent
4816 with the other flags.
4817 (symbolic_expression_p): Delete.
4818 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4819 and default_elf_select_rtx_section.
4820 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4821 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4822 external data and TARGET_EXTERN_SDATA.
4824 2007-09-07 Tobias Burnus <burnus@net-b.de>
4827 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4829 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4831 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4832 FOR_BB_INSNS_SAFE instead of for loop.
4833 * cse.c (cse_extended_basic_block): Likewise.
4834 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4835 that the for loop does not invoke NEXT_INSN on a deleted insn.
4836 * function.c (instantiate_virtual_regs): Likewise.
4837 * lower-subreg.c (remove_retval_note): Likewise.
4838 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4840 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4842 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4843 insn, if it's a jump.
4844 (try_redirect_by_replacing_jump): New variable jump_p. Call
4845 tablejump_p before delete_insn_chain.
4846 * reload1.c (reload): New variable next. Make sure that the for
4847 loop does not invoke NEXT_INSN on a deleted insn.
4848 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4849 (delete_output_reload): New variable prev. Make sure the the for
4850 loops do not invoke PREV_INSN on a deleted insn.
4852 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4854 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4855 * cgraph.h (rebuild_cgraph_edges): Declare.
4856 * tree-pass.h (pass_expand_omp_ssa): New.
4857 * omp-low.c (find_omp_clause): Export.
4858 (copy_var_decl): Split from omp_copy_decl_2.
4859 (build_omp_barrier): Return the call to emit instead of emitting
4861 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4863 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4864 expand_omp_for_generic, expand_omp_for_static_nochunk,
4865 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4866 Adapted to work on SSA form.
4867 (execute_expand_omp): Do not invalidate dominance information.
4868 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4869 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4870 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4872 (force_gimple_operand): Allow gimplifying code expressions without
4874 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4875 * common.opt (fopenmp-ssa): New.
4876 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4877 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4878 * tree-cfg.c: Include tree-inline.h.
4879 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4880 (replace_by_duplicate_decl, replace_ssa_name,
4881 mark_virtual_ops_in_region): New functions.
4882 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4883 to work on SSA form.
4884 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4885 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4888 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4890 * tree-loop-linear.c: Include obstack.h.
4891 (linear_transform_loops): New obstack lambda_obstack.
4892 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4893 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4894 and free afterwards.
4895 * lambda.h (struct obstack): New forward declaration.
4896 (lambda_linear_expression_new): New parameter of type struct
4898 (lambda_loopnest_new): Likewise.
4899 (lambda_loopnest_transform): Likewise.
4900 (lambda_body_vector_new): Likewise.
4901 (lambda_body_vector_compute_new): Likewise.
4902 (gcc_loopnest_to_lambda_loopnest): Likewise.
4903 (lambda_loopnest_to_gcc_loopnest): Likewise.
4904 * lambda-code.c: Include obstack.h.
4905 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4907 (lambda_body_vector_new): Likewise.
4908 (lambda_linear_expression_new): Likewise.
4909 (lambda_lattice_new): Likewise.
4910 (lambda_loopnest_new): Likewise. Additionally use obstack to
4911 allocate LN_LOOPS(ret).
4912 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4913 it to lambda_lattice_new.
4914 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4915 Pass it to lambda_body_vector_new.
4916 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4917 it to lambda_lattice_new.
4918 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4919 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4920 (lambda_compute_target_space): Likewise.
4921 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4922 Pass it to lambda_lattice_compute_base and
4923 compute_nest_using_fourieer_motzkin.
4924 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4925 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4926 and lambda_lattice_compute_target_space.
4927 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4928 Pass it to lambda_linear_expression_new.
4929 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4930 to gcc_tree_to_linear_expression.
4931 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4932 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4933 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4934 Pass it to lambda_body_vector_new and
4935 lambda_body_vector_compute_new.
4936 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4937 (lambda-code.o): Likewise.
4939 2007-09-06 Chao-ying Fu <fu@mips.com>
4941 * ginclude/stdfix.h: New file.
4942 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4943 (convert.o): Add dependence on fixed-value.h.
4944 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4945 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4946 to define fixed-point constants.
4947 (c_cpp_builtins): Define fixed-point constants.
4948 * convert.c (fixed-value.h): New include.
4949 (convert_to_real): Update comment to include fixed-point.
4950 Support FIXED_POINT_TYPE.
4951 (convert_to_integer): Update comment to include fixed-point.
4952 Support FIXED_POINT_TYPE.
4953 (convert_to_complex): Support FIXED_POINT_TYPE.
4954 (convert_to_fixed): New function.
4955 * convert.h (convert_to_fixed): Declare.
4956 * genopinit.c: Add comment about $Q for only fixed-point modes.
4957 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4958 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4959 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4960 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4961 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4962 usneg_optab for fixed-point modes.
4963 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4965 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4966 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4967 unsigned saturation optabs, when type is saturating.
4968 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4969 (expand_fixed_convert): New function.
4970 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4971 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4972 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4973 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4974 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4975 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4977 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4978 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4979 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4980 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4981 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4983 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4984 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4985 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4986 fractuns, satfractuns.
4987 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4988 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4989 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4990 OTI_ssmsub_widen, OTI_usmsub_widen.
4991 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4992 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4993 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4994 umsub_widen_optab, usmsub_widen_optab): Define.
4995 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4997 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4999 (expand_fixed_convert): Declare.
5000 * expr.c (convert_move): Support the move of fixed-point modes.
5001 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5002 (categorize_ctor_elements_1): Handle FIXED_CST.
5003 (count_type_elements): Handle FIXED_POINT_TYPE.
5004 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5005 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5007 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5008 multiply and add/subtract for fixed-point types.
5009 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5010 mode, we jump to binop directly.
5011 Support FIXED_CONVERT_EXPR.
5012 (do_store_flag): Check FIXED_CST to put a constant second.
5013 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5014 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5015 (const_vector_from_tree): Support FIXED_CST.
5016 * doc/extend.texi (Fixed-Point): New node.
5017 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5018 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5019 satfract, fractuns, satfractuns): Document them.
5021 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5023 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5024 addresses into I registers.
5026 2007-09-06 Jan Hubicka <jh@suse.cz>
5027 Andreas Tobler <a.tobler@schweiz.org>
5029 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5031 (machopic_legitimize_pic_address): Likewise.
5033 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5034 Jan Hubicka <jh@suse.cz>
5036 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5037 instead of ufloat_optab->handlers directly.
5038 (floatdidf2): Likewise.
5040 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5042 * config/mips/mips.c: Include diagnostic.h.
5043 (mips_set_current_function): Check errorcount and sorrycount
5044 before generating RTL.
5046 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5049 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5050 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5051 (print_operand_reloc): Likewise.
5053 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5057 2007-09-06 Jan Hubicka <jh@suse.cz>
5059 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5062 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5064 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5065 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5067 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5069 * optabs.c (expand_float): Convert unsigned integer as signed only
5070 if it provides sufficient accuracy; add mode argument to real_2expN.
5071 (expand_fix): Fix comment typos; extend binary float into mode
5072 wider than destination for converion to unsigned integer; add mode
5073 argument to real_2expN.
5074 * real.c (real_2expN): Add mode argument to special-case decimal
5076 * real.h (real_2expN): Ditto.
5077 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5079 (fixed_from_string): Ditto.
5080 (fixed_to_decimal): Ditto.
5081 (fixed_convert_from_real): Ditto.
5082 (real_convert_from_fixed): Ditto.
5083 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5084 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5085 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5086 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5088 2007-09-06 Tom Tromey <tromey@redhat.com>
5090 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5091 * c-pch.c (c_common_read_pch): Restore current location after
5093 * tree.c (expand_location): Update.
5094 (expr_filename): Changed return type. Unified the two cases.
5095 (expr_lineno): Likewise.
5096 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5098 * toplev.c (line_table): Changed type.
5099 (general_init): Update.
5100 (realloc_for_line_map): New function.
5101 (general_init): Allocate line_table using GC.
5102 * fix-header.c (line_table): Changed type.
5103 (read_scan_file): Update.
5104 (read_scan_file): Update.
5105 * c-ppoutput.c (maybe_print_line): Update.
5106 (print_line): Update.
5107 (cb_line_change): Update.
5108 (cb_define): Update.
5109 (pp_file_change): Update.
5110 * c-opts.c (c_common_init_options): Update.
5111 (finish_options): Update.
5112 (push_command_line_include): Update.
5113 * c-lex.c (cb_line_change): Update.
5114 (cb_def_pragma): Update.
5115 (cb_define): Update.
5117 (c_lex_with_flags): Use cpp_get_token_with_location.
5118 * input.h (line_table): Changed type.
5119 (location_from_locus): New macro.
5120 * tree.h (EXPR_FILENAME): No longer an lvalue.
5121 (EXPR_LINENO): Likewise.
5122 (expr_locus, set_expr_locus): Declare separately for
5123 USE_MAPPED_LOCATION.
5124 (expr_filename, expr_lineno): Changed return type.
5125 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5126 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5127 (expand_gimple_basic_block): Likewise.
5128 * final.c (final_scan_insn): Use expanded_location.
5130 2007-09-06 Richard Guenther <rguenther@suse.de>
5132 PR tree-optimization/32586
5133 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5134 folding if nothing changed.
5135 (simplify_unary_expression): New function. Do tree combining
5136 on conversion like codes.
5137 (try_to_simplify): Call it.
5138 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5139 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5141 2007-09-06 Jan Hubicka <jh@suse.cz>
5144 * cse.c (fold_rtx): Avoid invalid sharing.
5146 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5148 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5149 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5151 2007-09-06 Revital Eres <eres@il.ibm.com>
5153 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5154 Fix offsettable memory reference for 750CL.
5156 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5158 * reload.c (find_reloads_address_1): Try to preserve original
5159 base/index regclass of operands.
5160 * regrename.c (scan_rtx_address): Likewise.
5161 (replace_oldest_value_addr): Likewise.
5163 2007-09-06 Richard Guenther <rguenther@suse.de>
5165 PR tree-optimization/33302
5166 * domwalk.c (walk_dominator_tree): The exit block is
5167 interesting even if it is not reachable.
5169 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5172 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5174 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5176 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5179 2007-09-05 Ian Lance Taylor <iant@google.com>
5181 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5183 (dump_generic_node): Likewise.
5184 * print-rtl.c (print_decl_name): Likewise.
5185 * print-tree.c (print_node_brief): Likewise.
5186 (print_node): Likewise.
5187 * Makefile.in (RTL_BASE_H): Add alias.h.
5190 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5192 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5194 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5195 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5197 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5199 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5200 (tm_defines): Define UCLIBC_DEFAULT to 1.
5201 (extra_options): Add linux.opt.
5202 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5203 (CRT_CALL_STATIC_FUNCTION): Likewise.
5204 (NO_IMPLICIT_EXTERN_C): Likewise.
5205 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5206 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5207 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5208 (ENDFILE_SPEC): Don't define.
5209 (LIB_SPEC): Likewise.
5210 (CRT_CALL_STATIC_FUNCTION): Likewise.
5211 (NO_IMPLICIT_EXTERN_C): Likewise.
5212 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5213 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5215 2007-09-06 Jan Hubicka <jh@suse.cz>
5217 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5220 2007-09-06 Jan Hubicka <jh@suse.cz>
5222 * opts.c (common_handle_option): Enable inlining functions for
5225 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5227 * builtin-attrs.def (ATTR_NONNULL_3): New.
5228 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5229 ATTR_NOTHROW_NONNULL_##FA.
5230 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5231 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5232 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5233 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5234 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5235 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5236 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5238 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5239 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5240 ATTR_FORMAT_NOTHROW_3_4): Remove.
5241 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5242 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5243 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5244 instead of ATTR_FORMAT_*_*.
5246 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5248 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5249 parts re-used for REG_FRAME_RELATED_EXPR.
5251 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5253 * optabs.c (expand_float): Convert unsigned integer as signed only
5254 if it provides sufficient accuracy; add mode argument to real_2expN.
5255 (expand_fix): Fix comment typos; extend binary float into mode
5256 wider than destination for converion to unsigned integer; add mode
5257 argument to real_2expN.
5258 * real.c (real_2expN): Add mode argument to special-case decimal
5260 * real.h (real_2expN): Ditto.
5261 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5263 (fixed_from_string): Ditto.
5264 (fixed_to_decimal): Ditto.
5265 (fixed_convert_from_real): Ditto.
5266 (real_convert_from_fixed): Ditto.
5267 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5268 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5269 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5270 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5272 2007-09-05 Ian Lance Taylor <iant@google.com>
5274 * init-regs.c (initialize_uninitialized_regs): Call
5275 emit_insn_before rather than add_insn_before.
5277 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5279 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5280 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5281 * tree-inline.h (copy_body_data): Add call_expr field.
5282 * tree-inline.c (expand_call_inline): Initialize call_expr.
5283 (copy_bb): Append anonymous inline fn arguments to arguments
5284 when inlining a CALL_EXPR_VA_ARG_PACK call.
5285 * builtins.c (expand_builtin): Issue an error if
5286 BUILT_IN_VA_ARG_PACK is seen during expand.
5287 (fold_call_expr, fold_builtin_call_array): Don't fold
5288 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5289 __builtin_va_arg_pack () call as last argument.
5290 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5291 function is __builtin_va_arg_pack (), decrease number of call
5292 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5293 * expr.c (expand_expr_real_1): Issue an error if
5294 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5295 * tree-pretty-print.c (dump_generic_node): Handle printing
5296 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5297 * doc/extend.texi (__builtin_va_arg_pack): Document.
5299 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5301 PR tree-optimization/21513
5302 * builtins.c (build_builtin_expect_predicate): New function.
5303 (fold_builtin_expect): Add argument for expected value.
5304 Distribute __builtin_expect over short-circuiting operations.
5305 Fold nested builtin_expects.
5306 (fold_builtin_2): Adjust call to fold_builtin_expect.
5308 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5311 PR tree-optimization/13756
5312 * doc/invoke.texi (Options That Control Optimization): Document
5315 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5317 * gcc/config/i386/cpuid.h: New file.
5318 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5319 (describe_cache): Shrink size and line strings to 100 bytes.
5320 (detect_caches_amd): Return "" for unsupported max_ext_level.
5321 Use __cpuid function.
5322 (detect_caches_intel): Return "" for unsupported max_level.
5323 Use __cpuid function.
5324 (host_detect_local_cpu): Change feature flag variables to
5325 unsigned int. Initialize only extended feature flag variables.
5326 Use __get_cpuid_max to determine max supported cpuid level.
5327 Use __cpuid function to determine supported features. Fix
5328 calculation of family id. Remove is_amd and check signature
5329 directly. Check for Geode signature. Handle family 4 id.
5330 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5331 cpu discovery code to lower part of the function.
5332 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5333 for sub-architecture.
5334 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5335 [PROCESSOR_K8]: Add k8-sse3 architecture.
5336 [PROCESSOR_NOCONA]: Remove.
5337 [PROCESSOR_GENERIC64]: Ditto.
5338 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5339 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5340 to check for SSE and FXSAVE support.
5341 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5342 Add -minline-all-stringops.
5343 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5344 (x86_64-*-*): Ditto.
5346 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5348 * config/bfin/linux-unwind.h: New file.
5349 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5350 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5352 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5354 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5355 * stmt.c: Include alloc-pool.h.
5356 (struct case_node): Remove GTY marker.
5357 (add_case_node): New parameter case_node_pool. Use it for
5359 (expand_case): New allocation pool case_node_pool. Initialize it,
5360 pass to add_case_node and free it.
5362 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5363 David Ung <davidu@mips.com>
5364 Nigel Stephens <nigel@mips.com>
5366 Add mips16/nomips16 function attributes and -mflip-mips16 option
5367 for testing mixed-mode compilation.
5369 * config/mips/mips.opt (mflip-mips16): New.
5371 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5372 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5374 * config/mips/mips.c (mips_base_target_flags): New.
5375 (mips_base_mips16): New.
5376 (mips_base_schedule_insns): New.
5377 (mips_base_reorder_blocks_and_partition): New.
5378 (mips_base_align_loops): New.
5379 (mips_base_align_jumps): New.
5380 (mips_base_align_functions): New.
5381 (mips16_flipper): New.
5382 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5383 (TARGET_SET_CURRENT_FUNCTION): Define.
5384 (mips_mips16_type_p, mips_nomips16_type_p): New.
5385 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5386 (mips_function_ok_for_sibcall): Make it deal with functions with
5388 (mips_init_split_addresses): New, split out from override_options.
5389 (mips_init_relocs): New, split out from override_options.
5390 (was_mips16_p): New.
5391 (mips_set_mips16_mode): New, split out from override_options.
5392 (mips_set_current_function): New.
5393 (override_options): Add sorry for unsupported mips16/pic
5394 combination. Remove error for mips16/dsp combination. Save
5395 base option settings.
5396 (mips_file_start): Move mips16 mode setting output from here....
5397 (mips_output_function_prologue): ....to here.
5398 (mips_output_mi_thunk): Check for mips16 function.
5399 (build_mips16_function_stub): Don't set .mips16 here.
5400 (build_mips16_call_stub): Likewise.
5401 (mips_expand_builtin): Error in mips16 mode.
5402 (mips_use_mips16_mode_p): New.
5403 (mips_encode_section_info): Check for mips16 function, and set
5404 SYMBOL_REF_FLAGS accordingly.
5406 * doc/extend.texi (Function Attributes): Document new
5407 mips16/nomips16 attributes.
5408 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5409 (MIPS Options): Document -mflip-mips16.
5411 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5413 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5414 if we encounter TLS address in MIPS16 mode.
5415 (mips_legitimize_const_move): Check cannot_force_const_mem for
5416 the (const (plus symbol offset)) case; this forces invalid TLS
5417 address in MIPS16 mode to be caught by the above call to sorry.
5418 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5419 because that now enables emutls, which is not ABI compatible
5420 with native TLS in non-MIPS16 mode.
5422 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5424 Add target hook invoked when cfun changes.
5426 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5427 * target.h (struct gcc_target): Add set_current_function.
5428 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5429 (TARGET_INITIALIZER): Add initializer for set_current_function.
5430 * tree.h (push_struct_function): New.
5431 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5433 (set_cfun): Declare.
5434 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5436 (push_function_context_to): Use allocate_struct_function
5437 to create null context, not init_dummy_function_start. Use set_cfun.
5438 (pop_function_context_from): Use set_cfun.
5439 (in_dummy_function): New.
5440 (invoke_set_current_function_hook): New.
5442 (push_cfun, pop_cfun): Use set_cfun.
5443 (push_struct_function): New.
5444 (allocate_struct_function): Call invoke_set_current_function_hook
5446 (prepare_function_start): Don't set cfun here. Remove unused
5447 argument; fix all callers.
5448 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5449 push_struct_function.
5450 (init_function_start): Set cfun here.
5451 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5452 * omp-low.c (create_omp_child_function): Use push_struct_function
5453 and pop_cfun to save/restore state.
5454 (expand_omp_parallel): Remove unused saved_cfun variable.
5455 * cgraphunit.c (ipa_passes): Use set_cfun.
5456 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5457 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5458 * matrix-reorg.c (transform_allocation_sites): Likewise.
5459 (matrix_reorg): Use set_cfun.
5460 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5461 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5462 assignment to cfun; use set_cfun for the other.
5463 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5464 (dump_function_to_file): Use push_cfun/pop_cfun here.
5465 * c-decl.c (finish_function): Use set_cfun.
5467 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5469 * regrename.c (rerename_optimize): Use deferred rescanning and
5470 insert explicit calls to rescan insns when changed.
5472 2007-09-05 Jan Hubicka <jh@suse.cz>
5474 * optabs.c (libfunc_entry): Change optab to integer.
5475 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5476 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5477 of pointers for hashing.
5479 2007-09-05 Jan Hubicka <jh@suse.cz>
5481 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5483 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5484 * see.c (pass_see): Likewise.
5485 * tracer.c (pass_tracer): Likewise.
5486 * postreload-gcse.c (pass_gcse2): Likewise.
5487 * postreload.c (pass_postreload_cse): Likewise.
5488 * mode-switching.c (pass_mode_switching): Likewise.
5489 * modulo-sched.c (pass_sms): Likewise.
5490 * cse.c (cse_insn): Likewise.
5491 * web.c (pass_web): Likweise.
5492 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5493 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5494 * loop-init.c (pass_rtl_loop_init): Likewise.
5495 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5496 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5497 * global.c (pass_global_alloc): Likewise.
5498 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5499 pass_if_after_reload): Likewise.
5500 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5501 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5502 * regmove.c (pass_regmove): Likewise.
5503 * function.c (pass_thread_prologugues_epilogues): Likewise.
5504 * gcse.c (pass_gcse): Likewise.
5505 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5506 * lower-subreg.c (pass_lower_subreg2): Likewise.
5507 * bt-load.c (pass_branch_target_load): Likewise.
5508 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5509 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5510 * combine.c (pass_combine): Likewise.
5511 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5512 (pass_partition_blocks): Likewise.
5513 * var-tracking.c (pass_variable_track): Likewise.
5514 * reg-stack.c (pass_stack_regs_run): Likewise.
5515 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5516 * passes.c (pass_postreload): Likewise.
5517 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5518 * tree-pass.h (TODO_verify_rtl_sharing): New.
5519 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5520 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5521 TODO_set_props, TODO_df_finish, TODO_df_verify,
5522 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5524 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5526 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5527 fold_real_zero_addition_p, reorder_operands_p,
5528 div_if_zero_remainder, fold_undefer_overflow_warnings,
5529 int_binop_types_match_p, fold_convert_const_int_from_int,
5530 fold_convert_const_int_from_real,
5531 fold_convert_const_int_from_fixed,
5532 fold_convert_const_real_from_real,
5533 fold_convert_const_real_from_fixed,
5534 fold_convert_const_fixed_from_fixed,
5535 fold_convert_const_fixed_from_int,
5536 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5537 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5538 debug_fold_checksum, multiple_of_p): Constify.
5539 * tree-flow-inline.h (get_lineno): Likewise.
5540 * tree-flow.h (get_lineno): Likewise.
5541 * tree-object-size.c (compute_object_offset, addr_object_size,
5542 alloc_object_size, pass_through_call): Likewise.
5543 * tree-pretty-print.c (op_symbol, print_call_name,
5544 print_struct_decl, do_niy): Likewise.
5545 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5546 debug_fold_checksum): Likewise.
5548 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5551 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5552 note, remove the associated REG_RETVAL note.
5554 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5556 * config.gcc (powerpc*-*-*): Install
5557 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5558 * config/rs6000/spu2vmx.h: New header.
5559 * config/rs6000/si2vmx.h: New header.
5560 * config/rs6000/vec_types.h: New header.
5562 2007-09-05 Ben Elliston <bje@au.ibm.com>
5564 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5566 2007-09-05 Ben Elliston <bje@au.ibm.com>
5568 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5570 (__stdcx): Make asm volatile.
5571 (__stwcx, __stdcx): Return only 0 or 1.
5573 2007-09-05 Jan Hubicka <jh@suse.cz>
5577 2007-09-04 Jan Hubicka <jh@suse.cz>
5578 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5580 2007-09-04 Richard Guenther <rguenther@suse.de>
5581 * tree-ssa-operands.c (add_virtual_operand): Only mark
5582 stores as has_volatile_ops if alias information is not available.
5584 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5586 * config/rs6000/tramp.asm: Include config.h.
5587 Check __PIC__ or __pic__ macro instead of SHARED.
5589 PR rtl-optimization/32300
5590 * see.c (see_copy_insn): New function.
5591 (see_def_extension_not_merged, see_merge_one_use_extension,
5592 see_merge_one_def_extension): Use it. Avoid changing
5593 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5594 into sequences. Call df_insn_delete on temporary insns
5595 that won't be emitted into the insn stream.
5596 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5597 and run df_process_deferred_rescans () before run_fast_dce.
5599 PR tree-optimization/33017
5600 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5601 recurse for pure or const function calls.
5603 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5605 * c-format.c: Include alloc-pool.h.
5606 (check_format_info_main): New argument fwt_alloc. Use allocation
5607 pool instead of GC. Remove GC deallocation code.
5608 (check_format_arg): Create allocation pool, pass it to
5609 check_format_info_main and free it afterwards.
5610 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5612 2007-09-05 Ben Elliston <bje@au.ibm.com>
5614 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5615 Rename count macro arugment for clarity.
5616 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5617 (__protected_stream_set): Likewise, pass 0.
5619 2007-09-04 Jan Hubicka <jh@suse.cz>
5621 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5623 2007-09-04 Jan Hubicka <jh@suse.cz>
5625 * invoke.texi (-finline-small-functions): Document.
5626 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5627 when deciding what is inlinable.
5628 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5629 (cgraph_decide_inlining_of_small_function): Handle new flags.
5630 (cgraph_decide_inlining_incrementally): Likewise.
5631 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5632 * common.opt (finline-small-functions): New.
5633 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5635 2007-09-04 Richard Guenther <rguenther@suse.de>
5637 * tree-ssa-operands.c (add_virtual_operand): Only mark
5638 stores as has_volatile_ops if alias information is not available.
5640 2007-09-04 Andrew Haley <aph@redhat.com>
5642 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5644 2007-09-04 Andrew Haley <aph@redhat.com>
5646 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5647 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5648 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5650 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5653 * common.opt: Mention ABI version 2 in comment.
5655 2007-09-04 Jan Hubicka <jh@suse.cz>
5657 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5658 (libfunc_entry): New structure.
5659 (libfunc_hash): New hashtable.
5660 (hash_libfunc): New function.
5661 (eq_libfunc): New function.
5662 (convert_optab_libfunc): New function.
5663 (optab_libfunc): New function.
5664 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5665 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5666 expand_float, expand_fix, new_optab, new_convert_optab):
5667 Update for new libfunc API.
5668 (init_libfunc, init_integral_libfuncs,
5669 init_floating_libfuncs, init_interclass_conv_libfuncs
5670 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5671 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5672 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5673 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5674 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5675 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5676 gen_extend_conv_libfunc): New.
5677 (init_one_libfunc): Revamp for hashtables.
5678 (set_conv_libfunc): Likewise.
5679 (init_optabs): Initialize hashtable; use lazy initialization where
5681 * optabs.h (optab_handlers): Move out of GGC.
5682 (optab, convert_optab): Move out of GGC; add lazy gen info.
5683 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5684 (optab_libfunc, convert_optab_libfunc): New.
5685 * builtins.c (expand_builtin_powi): Update for new API.
5686 * expr.c (convert_move): Likewise.
5687 * expmed.c (expand_divmod): Likewise.
5689 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5691 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5692 GOT pointer only if there is a constant pool. Use the allocated space
5695 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5697 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5700 2007-09-04 Revital Eres <eres@il.ibm.com>
5701 Richard Guenther <rguenther@suse.de>
5702 R. Clint Whaley <whaley@cs.utsa.edu>
5704 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5706 * tree-tailcall.c (process_assignment): Use -fassociative-math
5707 when reodering operands of floating-point type.
5708 * fold-const.c (fold_comparison, fold_binary): Use
5709 -fassociative-math and -freciprocal-math instead of
5710 -funsafe-math-optimization flag.
5711 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5712 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5713 -freciprocal-math instead of -funsafe-math-optimizations.
5714 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5715 -fassociative-math when -ffast-math is set.
5716 (set_unsafe_math_optimizations_flags): New Function
5717 to set -freciprocal-math and -fassociative-math when
5718 -funsafe-math-optimizations is set.
5719 (common_handle_option): Call it.
5720 * tree-vectorizer.c (vect_is_simple_reduction): Use
5721 -fassociative-math when doing reduction on floats.
5722 * loop-unroll.c (analyze_insn_to_expand_var): Use
5723 -fassociative-math when expanding an accumulator of type float.
5724 * simplify-rtx.c (simplify_binary_operation_1): Use
5725 -fassociative-math and -freciprocal-math when reordeing operands
5726 of floating-point type.
5727 * combine.c (combine_simplify_rtx): Likewise.
5728 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5730 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5732 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5735 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5737 2007-09-04 Jan Hubicka <jh@suse.cz>
5739 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5741 2007-09-04 Jan Hubicka <jh@suse.cz>
5743 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5744 and corresponding MATCH_DUP.
5746 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5749 * combine.c (subst): Do not try to simplify X if it represents load
5750 of FP constant from the constant pool via float extension.
5752 2007-09-04 Ben Elliston <bje@au.ibm.com>
5754 * c-opts.c: Include "tm_p.h".
5755 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5757 2007-09-04 Richard Guenther <rguenther@suse.de>
5759 PR tree-optimization/33291
5760 * tree-pretty-print.c (dump_generic_node): Dump all
5761 qualifiers for pointer types, not only first. Dump
5762 qualifiers for aggregate types as well.
5763 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5764 use the canonical type for building ARRAY_REFs.
5765 * gimplify.c (canonicalize_addr_expr): Clean up. The
5766 correct validness check is compatibility of the pointer
5767 types. Always use the canonical type for building
5768 ARRAY_REFs and ADDR_EXPRs.
5769 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5770 change that disabled propagation of ADDR_EXPRs into statements
5773 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5775 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5776 (umulsi3_highpart): Make into expanders; existing insns are
5777 now named *[insn]_nov6. Add stars to existing [insn]_v6
5778 counterparts' names.
5780 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5782 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5783 (unprotoize.o): Remove SHLIB_MULTILIB.
5785 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5787 * doc/extend.texi: Document progmem attribute for AVR.
5789 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5792 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5794 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5796 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5799 * optabs.c: Remove unnecessary forward declarations.
5800 (expand_unop_direct): New, broken out of expand_unop.
5801 (expand_doubleword_clz): New.
5802 (expand_ctz): Move above expand_ffs. Use
5803 start_sequence, end_sequence, add_equal_note, and
5804 expand_unop_direct. Add more commentary.
5805 (expand_ffs): Try both ctz optab and expand_ctz.
5806 Generate a test and branch if the hardware doesn't give us
5807 a useful value for input zero. Style improvements similar to
5810 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5812 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5814 * config.gcc: Delete stanza for arm-semi-aof and
5815 armel-semi-aof targets.
5816 * config/arm/arm-protos.h
5818 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5819 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5820 delete aof_pic_label and remove mention of AOF in comments.
5821 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5823 * config/arm/semiaof.h
5824 * config/arm/t-semi: Delete file.
5826 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5828 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5829 CONST_CAST_BB): New macros for type-specific casts.
5830 (CONST_CAST): Add a TYPE parameter and define it in terms of
5833 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5834 * c-lex.c (cb_ident, lex_string): Likewise,
5835 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5836 * config/i386/i386.c (ix86_function_regparm,
5837 ix86_function_sseregparm): Use CONST_CAST_TREE.
5838 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5840 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5841 give_switch, set_multilib_dir): Likewise,
5842 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5843 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5844 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5845 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5846 * prefix.c (update_path): Likewise,
5847 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5848 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5849 * tree-cfg.c (tree_can_merge_blocks_p,
5850 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5851 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5852 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5853 (attribute_list_contained): Use CONST_CAST_TREE.
5855 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5857 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5859 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5862 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5863 before forcing them into a register.
5865 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5867 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5868 rather than define_code_macro.
5870 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5872 * gcc.c (xputenv): New function.
5873 (putenv_from_prefixes): Use xputenv instead of putenv.
5874 (process_command): Use xputenv instead of putenv.
5875 (set_collect_gcc_options): Use xputenv instead of putenv.
5876 (main): Use xputenv instead of putenv.
5878 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5880 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5881 availability of swap instruction.
5882 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5884 2007-09-03 Revital Eres <eres@il.ibm.com>
5886 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5889 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5890 Ayal Zaks <zaks@il.ibm.com>
5891 Revital Eres <eres@il.ibm.com>
5893 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5894 compute_split_row): New functions.
5895 (ps_unschedule_node): Remove.
5896 (normalize_sched_times): Iterate over the already scheduled
5897 insns instead of the number of nodes.
5898 (MAX_SPLIT_NUM): New definition.
5899 (sms_schedule_by_order): Change the scheduling heuristic to
5900 avoid useless increases of initiation interval ii.
5901 (get_sched_window): Add dump printouts.
5903 2007-09-02 David Daney <ddaney@avtrex.com>
5905 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5906 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5907 (optab, insn): Add more attributes.
5908 (fetchop_bit): New code macro.
5909 (immediate_insn): New code macro attribute.
5910 (sync): Change condition to ISA_HAS_SYNC.
5911 (rdhwr): Change predicate for operand 0 to register_operand.
5912 (memory_barrier): New expand.
5913 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5914 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5915 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5916 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5917 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5918 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5919 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5920 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5921 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5923 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5924 Hans-Peter Nilsson <hp@axis.com>
5926 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5927 Defined to describe availability and behavior of CLZ.
5928 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5929 * config/cris/cris.opt: Tweak comment for "-metrax4".
5930 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5931 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5932 (count_leading_zeros): Define.
5934 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5936 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5938 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5941 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5944 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5946 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5947 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5948 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5949 sched-deps.c, sched-int.h, system.h, target.h,
5950 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5951 tree.def: Fix comment typos.
5953 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5955 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5956 (override_options): Turn on -mstrict-align on non-ColdFire
5958 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5960 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5962 * c-common.c (const_strip_array_types): Delete.
5963 * c-common.h (const_strip_array_types): Likewise.
5964 * emit-rtl.c (const_next_insn, const_previous_insn,
5965 const_next_nonnote_insn, const_prev_nonnote_insn,
5966 const_next_real_insn, const_prev_real_insn,
5967 const_next_active_insn, const_prev_active_insn, const_next_label,
5968 const_prev_label): Delete.
5969 * gimple-low.c (block_may_fallthru): Use expr_last.
5970 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5971 * rtl.h (const_previous_insn, const_next_insn,
5972 const_prev_nonnote_insn, const_next_nonnote_insn,
5973 const_prev_real_insn, const_next_real_insn,
5974 const_prev_active_insn, const_next_active_insn, const_prev_label,
5975 const_next_label): Delete.
5976 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5977 * system.h (CONST_CAST): Update comment.
5978 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5979 (const_first_stmt, const_last_stmt): Delete.
5980 (tree_block_ends_with_condjump_p): Use last_stmt.
5981 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5982 * tree-iterator.c (const_expr_first, const_expr_last,
5983 const_expr_only): Delete.
5984 * tree.c (const_lookup_attribute): Likewise.
5985 (attribute_list_contained): Use lookup_attribute.
5986 * tree.h (const_lookup_attribute, const_expr_first,
5987 const_expr_last, const_expr_only): Delete.
5989 2007-09-01 Richard Guenther <rguenther@suse.de>
5991 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5992 instead of TREE_THIS_VOLATILE.
5993 * tree-ssa-operands.c (add_virtual_operand): Do not set
5994 has_volatile_ops. Do not check s_ann for NULL.
5995 (get_indirect_ref_operands): Likewise.
5996 (get_expr_operands): Likewise. For all reference trees
5997 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5998 check base of reference for TREE_THIS_VOLATILE.
6000 2007-09-01 Richard Guenther <rguenther@suse.de>
6002 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6003 between integral types. Also allow conversions between
6006 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6008 * optabs.c (prepare_float_lib_cmp): Use
6009 libgcc_cmp_return_mode instead of word_mode.
6010 * config/dfp-bit.h: Likewise.
6011 * config/fp-bit.h: Likewise.
6012 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6014 (spu_libgcc_shift_count_mode): New function.
6015 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6016 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6018 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6020 * tree-pretty-print.c: Include output.h.
6021 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6022 HOST_WIDE_INT_PRINT_DEC.
6023 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6025 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6027 PR rtl-optimization/33224
6028 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6029 to the analysed region.
6031 2007-08-31 Richard Guenther <rguenther@suse.de>
6033 * function.c (allocate_struct_function): Do not set
6034 current_function_returns_pointer.
6035 * function.h (struct var_refs_queue): Remove.
6036 (struct simple_obstack_stack): Likewise.
6037 (struct function): Remove fixup_var_refs_queue member.
6038 Remove returns_pointer flag.
6039 (current_function_returns_pointer): Remove define.
6041 2007-08-31 Nick Clifton <nickc@redhat.com>
6043 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6044 secondary keys in order to obtain a stable sort.
6046 2007-08-31 Nick Clifton <nickc@redhat.com>
6049 * config/m32r/constraints.md: Add W constraint for integer zero.
6050 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6051 Fix length calculation by using alternatives.
6053 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6055 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6056 split out from expand_binop.
6057 (avoid_expensive_constant): New function.
6058 (expand_binop_directly): Remove commutative_op argument and
6059 (expand_binop_directly): Remove commutative_op argument and
6060 call cummutative_optab_p instead. Do not change op0 or op1
6061 when swapping xop0 and xop1. Apply avoid_expensive_constant
6062 to each argument after potential swapping. Enforce the
6063 canonical order of commutative operands.
6064 (expand_binop): Use shift_optab_p and commutative_optab_p.
6065 Update the calls to expand_binop_directly. Only force constants
6066 into registers when widening an operation. Only swap operands
6067 once a direct expansion has been rejected.
6068 (expand_twoval_binop): Only force constants into registers when
6069 using a direct expansion.
6071 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6073 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6074 (sched_analyze_insn): Don't postprocess speculative dependencies when
6075 target has no scheduling.
6076 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6077 'uninitialized' warning.
6079 2007-08-31 Richard Guenther <rguenther@suse.de>
6081 * tree.c (build_complex_type): Always set TYPE_NAME for
6084 2007-08-31 Olivier Hainque <hainque@adacore.com>
6086 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6087 internal macro. Default alignment factor for csect directives, chosen
6088 to match what BIGGEST_ALIGNMENT allows.
6089 (DATA_SECTION_ASM_OP): Use it.
6090 * config/rs6000/rs6000.c
6091 (rs6000_xcoff_output_readonly_section_asm_op):
6092 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6093 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6095 2007-08-31 Olivier Hainque <hainque@adacore.com>
6097 * dbxout.c (dbxout_block): Move declaration within the first
6098 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6099 block to include the definition, together with the associated
6102 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6103 Revital Eres <eres@il.ibm.com>
6105 * doc/invoke.texi (-mpaired): Document flag.
6106 * config.gcc: Include paired.h in powerpc extra_headers and
6107 750cl.h in powerpc-*-linux*paired*.
6108 * config/rs6000/rs6000.opt (-mpaired): New flag.
6109 * config/rs6000/rs6000.c (paired_init_builtins,
6110 paired_expand_builtin, paired_expand_lv_builtin,
6111 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6112 New functions to support the paired single builtin functions.
6113 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6114 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6116 (bdesc_paired_preds): New structure for paired predicate
6118 (rs6000_expand_builtin): Expand paired single builtins.
6119 (rs6000_init_builtins): Init paired single builtins.
6120 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6121 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6122 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6123 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6124 (rs6000_vector_mode_supported_p): Support paired vector mode.
6125 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6126 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6128 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6129 (DATA_ALIGNMENT): Likewise.
6130 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6131 (rs6000_builtins): Add PAIRED builtins.
6132 * config/rs6000/rs6000.md: Include paired.md.
6133 * config/rs6000/paired.h: New.
6134 * config/rs6000/paired.md: New.
6135 * config/rs6000/750cl.h: New.
6136 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6138 2007-08-30 Ollie Wild <aaw@google.com>
6140 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6141 * gcc.c (default_compilers): Add -fno-directives-only to
6142 @assembler-with-cpp.
6144 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6148 * regclass.c (initial_fixed_regs): Revert previous change and make
6150 (initial_call_used_regs): Likewise.
6151 (initial_call_really_used_regs): Delete, reverting previous addition.
6152 (initial_reg_names): Likewise.
6153 (init_reg_sets): Revert previous change.
6154 (saved_fixed_regs): New.
6155 (saved_call_used_regs): New.
6156 (saved_call_really_used_regs): New.
6157 (saved_reg_names): New.
6158 (save_register_info): New.
6159 (restore_register_info): New.
6160 (init_reg_sets_1): Replace reset of register info with call to
6161 restore_register_info.
6162 * rtl.h (save_register_info): Declare.
6163 * toplev.c (backend_init): Call save_register_info.
6165 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6167 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6168 from the original statement.
6170 2007-08-30 Chao-ying Fu <fu@mips.com>
6172 * c-lex.c (interpret_fixed): Declare.
6173 (interpret_float): Process _Fract and _Accum.
6174 (interpret_fixed): New function.
6175 * final.c (output_addr_const): Process CONST_FIXED.
6176 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6177 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6179 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6181 (simplify_immed_subreg): Support CONST_FIXED.
6182 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6183 (simplify_subreg): Support CONST_FIXED.
6185 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6187 * config/rs6000/ppu_intrinsics.h: New file.
6188 * config.gcc (powerpc*-*-* <extra_headers>): Install
6191 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6193 * cfg.c (dump_flow_info): Change to also print entry and exit
6195 * print-rtl.c (print_rtl_single): Allow to print rtl with
6198 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6200 * df-core.h (df_dump_region): New function.
6201 * df.h (df_dump_region): New function.
6202 * loop-invariant.c (find_defs): Add call to df_dump_region.
6203 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6206 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6209 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6210 true if any of the compare_section_name calls returned true,
6211 rather than if any returned false.
6213 2007-08-30 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/33199
6216 * tree-ssa-structalias.c (handle_lhs_call): New function.
6217 (find_func_aliases): In non-IPA mode make sure that for
6218 calls that return a pointer we add a constraint for the
6219 result to point to anything.
6221 2007-08-30 Richard Guenther <rguenther@suse.de>
6223 * doc/invoke.texi (-mveclibabi): Document new target option.
6224 * config/i386/i386.opt (-mveclibabi): New target option.
6225 * config/i386/i386.c (ix86_veclib_handler): Handler for
6226 vectorization library support.
6227 (override_options): Handle the -mveclibabi option, initialize
6228 the vectorization library handler.
6229 (ix86_builtin_vectorized_function): As fallback call the
6230 vectorization library handler, if set.
6231 (ix86_veclibabi_acml): New static function for ACML ABI style
6232 vectorization support.
6234 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6236 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6237 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6238 SImode and update m. Don't run gen_lowpart_common on arbitrary
6239 memory address, force it to register first.
6242 * dce.c (dce_process_block): Don't delete setters of
6243 artificially used registers.
6245 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6247 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6248 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6249 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6251 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6253 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6255 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6256 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6258 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6260 * system.h: Activate -Wcast-qual as warning-only.
6262 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6265 * config/rs6000/rs6000.c (compare_section_name): New function.
6266 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6269 2007-08-29 Olivier Hainque <hainque@adacore.com>
6271 * xcoffout.c: #include debug.h.
6272 * Makefile.in (xcoffout.o): Add debug.h dependency.
6274 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6276 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6277 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6279 2007-08-29 Richard Guenther <rguenther@suse.de>
6281 * tree-pretty-print.c (dump_generic_node): Print
6282 label DECL_UID as D.%u.
6283 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6285 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6287 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6288 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6290 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6293 * tree.c (build_type_attribute_qual_variant): Set canonical types
6294 on the final, unqualified attribute variant before building the
6297 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6299 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6300 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6302 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6305 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6306 * config/bfin/bfin.md (composev2hi): Put operands into vector
6309 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6311 * config/bfin/bfin.md (composev2hi): Put operands into vector
6314 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6316 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6317 attribute when appropriate.
6318 (bfin_handle_l1_text_attribute): New.
6319 (bfin_handle_l1_data_attribute): New.
6320 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6321 l1_data_A and l1_data_B.
6322 * doc/extend.texi (node Function Attributes): Document l1_text
6324 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6325 l1_data_A and l1_data_B variable attributes.
6327 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6329 * config/bfin/bfin.opt (minline-plt): Add.
6330 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6331 call to global functions.
6332 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6333 (Blackfin Options): Document -minline-plt.
6335 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6337 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6338 given a non-function.
6339 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6341 2007-08-28 DJ Delorie <dj@redhat.com>
6343 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6345 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6347 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6349 2007-08-28 Richard Guenther <rguenther@suse.de>
6351 * tree.h (struct tree_function_decl): Increase size of
6352 function_code bitfield.
6354 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6355 Kazu Hirata <kazu@codesourcery.com>
6357 * gcc/config/m68k/linux.h
6358 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6359 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6360 (m68k_return_in_memory): New.
6361 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6364 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6367 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6368 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6369 operand) when top VEC_SELECT extracts scalar element.
6370 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6371 (*vec_extract_v4sf_mem): Ditto.
6373 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6376 * passes.c (init_optimization_passes): Move pass_df_finish
6377 after pass_postreload sublist.
6379 PR rtl-optimization/33148
6380 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6381 (neg (lt X 0)) if X has scalar int mode.
6384 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6385 initializer, use build_vector_from_ctor if possible to create
6386 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6387 even after this, return NULL.
6389 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6391 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6393 2007-08-28 Richard Guenther <rguenther@suse.de>
6395 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6396 (struct tree_function_decl): Make function_code a bitfield.
6397 Add disregard_inline_limits flag.
6398 * cgraphunit.c (cgraph_process_new_functions): Check
6399 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6400 (cgraph_preserve_function_body_p): Likewise.
6401 * ipa-inline.c (compute_inline_parameters): Likewise.
6402 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6403 for GNU C extern inline functions.
6404 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6405 * tree-inline.c (disregard_inline_limits_p): Remove.
6406 * tree-inline.h (disregard_inline_limits_p): Likewise.
6407 * c-common.c (handle_always_inline_attribute): Set
6408 DECL_DISREGARD_INLINE_LIMITS.
6409 * langhooks.c (add_builtin_function): Verify the function code
6410 fits in the bitfield.
6412 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6413 Vladimir Yanovsky <yanov@il.ibm.com>
6414 Revital Eres <eres@il.ibm.com>
6415 Andrey Belevantsev <abel@ispras.ru>
6417 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6419 * modulo-sched.c: Add documentation regarding do-loop.
6420 (doloop_register_get): Change number of arguments to support
6421 the new do-loop pattern and check whether COUNT_REG has no other
6422 occurences in the loop besides in the control part.
6423 (duplicate_insns_of_cycles): Do not duplicate the insn which
6424 changes count_reg as it is already adjusted.
6425 (generate_prolog_epilog): New argument to support the new
6426 do-loop pattern. Change the subtract instruction to use
6427 expand_simple_binop. Call duplicate_insns_of_cycles with new
6429 (sms_schedule): Call doloop_register_get and
6430 generate_prolog_epilog with new argument. Do not handle loops
6431 with single sets insns with subreg in their lhs.
6432 * loop-doloop.c (doloop_optimize): Support for another do-loop
6434 (doloop_condition_get): Gets an instruction instead of a pattern
6435 and change the return condition when the do-loop pattern is
6437 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6438 deps when considering to not create edges.
6440 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6442 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6445 2007-08-27 Jason Merrill <jason@redhat.com>
6448 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6449 zero-sized types after calling gimplify_modify_expr_rhs.
6451 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6453 * regclass.c (init_reg_autoinc): Fix typo.
6455 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6457 Fix PR tree-optimization/33173
6458 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6460 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6463 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6464 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6467 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6468 David Ung <davidu@mips.com>
6469 Nigel Stephens <nigel@mips.com>
6471 Separate target-specific initialization from general
6472 back-end initialization.
6474 * toplev.c (init_alignments): New, split out from...
6475 (process_options): ...here.
6476 (backend_init_target): New, split out from...
6477 (backend_init): ...here.
6478 (lang_dependent_init_target): New, split out from...
6479 (lang_dependent_init): ...here.
6480 (target_reinit): New.
6481 * toplev.h (target_reinit): Declare.
6482 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6483 now can be called more than once. Update comments.
6484 * expr.h (init_expr_target): Likewise.
6485 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6486 now can be called more than once. Explicitly zero
6487 static_reg_base_value.
6488 * emit-rtl.c (init_emit_regs): New, split out from...
6489 (init_emit_once): Here.
6490 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6491 non-const, so that changes from command-line arguments can overwrite
6492 values provided by the static initializers.
6493 (initial_call_really_used_regs): New, used similarly to the above.
6494 (initial_reg_names): Likewise.
6495 (last_mode_for_init_move_cost): Promoted function-local static to
6496 file-scope static to make it accessible outside init_move_cost.
6497 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6498 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6499 reg_names since it is needed for parsing command-line options.
6500 (init_move_cost): Use last_mode_for_init_move_cost instead of
6501 function-local static.
6502 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6503 call_really_used_regs now. Reinitialize reg_names. Also
6504 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6505 reg_class_superunion. Clear losing_caller_save_reg_set.
6506 Preserve global registers if called more than once. Reset
6507 move cost, may_move_in_cost, may_move_out_cost, and
6508 last_mode_for_init_move_cost.
6509 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6510 can now be invoked more than once. Update comments.
6511 (init_regs): Update comments.
6512 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6513 and initial_call_really_used_regs, instead of the non-initial
6514 variables. This allows us to save the command-line register settings
6515 after target reinitialization.
6516 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6517 * rtl.h (init_emit_regs): Declare.
6518 (init_reg_modes_target, init_alias_target): Renamed as described
6520 * reload1.c (init_reload): Update comments.
6521 * optabs.c (init_optabs): Likewise.
6522 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6524 2007-08-26 Chao-ying Fu <fu@mips.com>
6526 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6529 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6531 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6533 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6535 * bb-reorder.c (copy_bb_p): Likewise.
6536 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6537 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6538 block_ends_with_condjump_p): Likewise.
6539 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6540 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6541 block_ends_with_condjump_p): Likewise.
6542 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6543 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6544 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6545 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6546 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6547 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6548 debug_true_const_tree instad of debug_true_tree.
6549 * debug.c (do_nothing_debug_hooks): Likewise.
6550 * debug.h (ignore_block, debug_true_const_tree): Constify.
6551 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6552 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6553 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6554 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6555 dbx_reg_number, is_based_loc, field_type,
6556 simple_type_align_in_bits, simple_decl_align_in_bits,
6557 simple_type_size_in_bits, field_byte_offset, insert_float,
6558 type_tag, member_declared_type, is_redundant_typedef,
6559 secname_for_decl, is_inlined_entry_point): Likewise.
6560 * emit-rtl.c (const_next_insn, const_previous_insn,
6561 const_next_nonnote_insn, const_prev_nonnote_insn,
6562 const_next_real_insn, const_prev_real_insn,
6563 const_next_active_insn, const_prev_active_insn, const_next_label,
6564 const_prev_label): Likewise.
6565 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6567 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6568 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6569 sched_insn_is_legitimate_for_speculation_p): Likewise.
6570 * jump.c (reversed_comparison_code_parts,
6571 reversed_comparison_code, reversed_comparison, condjump_label):
6573 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6574 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6576 * rtl.h (const_previous_insn, const_next_insn,
6577 const_prev_nonnote_insn, const_next_nonnote_insn,
6578 const_prev_real_insn, const_next_real_insn,
6579 const_prev_active_insn, const_next_active_insn, const_prev_label,
6580 const_next_label, modified_between_p, modified_in_p,
6581 const_note_storeskeep_with_call_p, condjump_label,
6582 reversed_comparison, reversed_comparison_code,
6583 reversed_comparison_code_parts, memory_modified_in_insn_p,
6584 stack_regs_mentioned): Likewise.
6585 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6586 keep_with_call_p): Likewise.
6587 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6588 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6589 sd_lists_size, sd_lists_empty_p): Likewise.
6590 * sched-int.h (sched_insns_conditions_mutex_p,
6591 haifa_classify_insn, no_real_insns_p,
6592 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6593 sd_lists_size, sd_lists_empty_p): Likewise.
6594 * sdbout.c (sdb_debug_hooks): Likewise.
6595 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6596 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6597 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6599 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6600 tree_can_throw_internal): Likewise.
6601 * tree-flow-inline.h (phi_nodes): Likewise.
6602 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6603 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6604 * tree-gimple.c (const_get_call_expr_in): Likewise.
6605 * tree-gimple.h (const_get_call_expr_in): Likewise.
6606 * tree.c (const_lookup_attribute, attribute_list_equal,
6607 attribute_list_contained): Likewise.
6608 * tree.h (attribute_list_equal, attribute_list_contained,
6609 const_lookup_attribute): Likewise.
6610 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6612 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6614 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6615 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6617 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6620 * config/alpha/constraints.md: Delete "svn:mime-type" property
6621 with svn propdel "svn:mime-type".
6623 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6626 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6627 non NOTE insn doesn't cross basic block.
6628 (noce_try_abs): Likewise.
6629 (noce_process_if_block): Likewise.
6631 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6634 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6635 operand without auto-inc-dec.
6636 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6637 offsettable_mem_operand.
6638 (floatunssidf2_internal): Same.
6639 (fix_truncdfsi2_internal): Same.
6640 (floatsidf_ppc64): Same.
6641 (floatunssidf_ppc64): Same.
6642 (fix_trunctfsi2_internal): Same.
6644 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6647 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6648 pass defines needed for version.c.
6650 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6652 * configure.ac (--debug-prefix-map check): Change assembler
6653 version presumed to have feature to 2.18.
6654 * configure: Regenerate.
6656 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6658 * c-common.c (vector_types_convertible_p,
6659 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6660 self_promoting_args_p): Constify.
6661 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6662 c_promoting_integer_type_p, self_promoting_args_p,
6663 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6664 * c-decl.c (anon_aggr_type_p): Likewise.
6665 * * c-dump.c (dump_stmt): Likewise.
6666 * c-objc-common.c (has_c_linkage): Likewise.
6667 * c-tree.h (same_translation_unit_p): Likewise.
6668 * c-typeck.c (null_pointer_constant_p,
6669 tagged_types_tu_compatible_p, function_types_compatible_p,
6670 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6671 comptypes_internal, struct tagged_tu_seen_cache,
6672 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6673 c_size_in_bytes): Likewise.
6674 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6675 hash_ptr, eq_ptr): Likewise.
6676 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6677 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6678 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6679 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6681 * optabs.c (optab_for_tree_code): Likewise.
6682 * optabs.h (optab_for_tree_code): Likewise.
6683 * rtl.h (simplify_rtx): Likewise.
6684 * simplify-rtx.c (simplify_rtx): Likewise.
6685 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6686 dump_flag, dump_node): Likewise.
6687 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6688 queue_and_dump_type, dump_flag): Likewise.
6689 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6690 * tree-pass.h (dump_node): Likewise.
6691 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6692 supportable_narrowing_operation): Likewise.
6693 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6694 supportable_narrowing_operation): Likewise.
6695 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6696 is_negative_overflow_infinity, is_positive_overflow_infinity,
6697 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6698 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6699 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6700 ssa_name_nonzero_p, fp_predicate): Likewise.
6701 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6702 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6703 ssa_name_nonnegative_p): Likewise.
6705 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6707 * config.gcc : Add x86_64-elf target.
6709 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6711 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6713 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6714 Nigel Stephens <nigel@mips.com>
6718 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6719 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6720 * expr.c (SET_BY_PIECES_P): Define.
6721 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6722 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6723 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6725 * expr.h (SET_RATIO): Define.
6726 (can_store_by_pieces, store_by_pieces): Update prototypes.
6727 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6728 can_store_by_pieces/store_by_pieces.
6729 (expand_builtin_memcpy_args): Likewise.
6730 (expand_builtin_strncpy): Likewise.
6731 (expand_builtin_memset_args): Likewise. Also remove special case
6732 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6733 decide what to do instead.
6734 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6735 to can_store_by_pieces.
6737 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6738 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6740 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6741 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6742 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6743 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6744 (STORE_BY_PIECES_P): Define.
6746 2007-08-24 Tom Tromey <tromey@redhat.com>
6748 * varpool.c (varpool_last_needed_node): Fix comment typo.
6749 * c-decl.c (duplicate_decls): Fix comment typo.
6750 (clone_underlying_type): Update comment.
6752 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6754 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6755 alpha_in_small_data_p, alpha_split_complex_arg,
6756 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6758 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6759 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6761 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6762 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6763 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6764 * config/darwin.c (darwin_binds_local_p): Likewise.
6765 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6767 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6768 i386_pe_valid_dllimport_attribute_p): Likewise.
6769 * config/i386/i386.c (ix86_function_regparm,
6770 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6771 x86_can_output_mi_thunk, ix86_mangle_type,
6772 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6773 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6774 i386_pe_binds_local_p): Likewise.
6775 * config/ia64/ia64.c
6776 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6777 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6778 ia64_invalid_conversion, ia64_invalid_unary_op,
6779 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6781 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6782 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6783 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6784 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6785 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6786 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6787 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6788 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6789 * config/pa/pa.c (pa_commutative_p): Likewise.
6790 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6792 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6793 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6794 rs6000_use_blocks_for_constant_p,
6795 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6796 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6797 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6798 * config/s390/s390.c (s390_mangle_type,
6799 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6801 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6802 th_in_small_data_p): Likewise.
6803 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6804 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6806 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6807 sparc_mangle_type): Likewise.
6808 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6809 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6810 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6812 * hooks.c (hook_bool_mode_const_rtx_false,
6813 hook_bool_mode_const_rtx_true,
6814 hook_bool_const_tree_hwi_hwi_const_tree_false,
6815 hook_bool_const_tree_hwi_hwi_const_tree_true,
6816 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6817 hook_constcharptr_const_tree_null,
6818 hook_constcharptr_const_rtx_null,
6819 hook_constcharptr_const_tree_const_tree_null,
6820 hook_constcharptr_int_const_tree_null,
6821 hook_constcharptr_int_const_tree_const_tree_null): New.
6822 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6823 hook_bool_tree_hwi_hwi_tree_false,
6824 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6825 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6826 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6827 hook_constcharptr_int_tree_null,
6828 hook_constcharptr_int_tree_tree_null): Delete.
6829 (default_can_output_mi_thunk_no_vcall): Constify.
6830 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6831 hook_bool_tree_hwi_hwi_tree_false,
6832 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6833 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6834 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6835 hook_constcharptr_int_tree_null,
6836 hook_constcharptr_int_tree_tree_null): Delete.
6837 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6838 hook_bool_const_tree_hwi_hwi_const_tree_false,
6839 hook_bool_const_tree_hwi_hwi_const_tree_true,
6840 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6841 hook_constcharptr_const_tree_null,
6842 hook_constcharptr_const_rtx_null,
6843 hook_constcharptr_const_tree_const_tree_null,
6844 hook_constcharptr_int_const_tree_null,
6845 hook_constcharptr_int_const_tree_const_tree_null): New.
6846 (default_can_output_mi_thunk_no_vcall): Constify.
6847 * integrate.c (function_attribute_inlinable_p): Likewise.
6848 * integrate.h (function_attribute_inlinable_p): Likewise.
6849 * jump.c (rtx_renumbered_equal_p): Likewise.
6850 * output.h (decl_readonly_section, categorize_decl_for_section,
6851 default_use_anchors_for_symbol_p, default_binds_local_p,
6852 default_binds_local_p_1): Likewise.
6853 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6855 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6856 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6857 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6858 TARGET_COMP_TYPE_ATTRIBUTES,
6859 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6860 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6861 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6862 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6863 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6864 * target.h (can_output_mi_thunk, needs_block_p,
6865 first_cycle_multipass_dfa_lookahead_guard_spec,
6866 vector_alignment_reachable, comp_type_attributes,
6867 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6868 commutative_p, use_blocks_for_constant_p,
6869 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6870 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6871 invalid_within_doloop, valid_dllimport_attribute_p,
6872 split_complex_arg, invalid_arg_for_unprototyped_fn,
6873 invalid_conversion, invalid_unary_op, invalid_binary_op):
6875 * targhooks.c (default_invalid_within_doloop,
6876 hook_invalid_arg_for_unprototyped_fn,
6877 default_builtin_vector_alignment_reachable): Likewise.
6878 (hook_bool_rtx_commutative_p): Delete.
6879 (hook_bool_const_rtx_commutative_p): New.
6880 * targhooks.h (default_invalid_within_doloop,
6881 default_builtin_vector_alignment_reachable,
6882 hook_invalid_arg_for_unprototyped_fn): Constify.
6883 (hook_bool_rtx_commutative_p): Delete.
6884 (hook_bool_const_rtx_commutative_p): New.
6885 * varasm.c (bss_initializer_p, decl_default_tls_model,
6886 categorize_decl_for_section, decl_readonly_section,
6887 default_use_anchors_for_symbol_p, default_binds_local_p,
6888 default_binds_local_p_1): Constify.
6890 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6892 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6893 __NO_BUILTIN if -fno-builtin.
6895 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6897 * config/bfin/bfin.c (print_operand): Report error instead of
6898 ICE for wrong operand.
6900 2007-08-24 Michael Matz <matz@suse.de>
6902 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6904 2007-08-24 Richard Guenther <rguenther@suse.de>
6907 * tree-ssa.c (useless_type_conversion_p): Split into a
6908 recursive and a non-recursive part.
6909 (useless_type_conversion_p_1): New function.
6910 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6911 from maybe_fold_offset_to_reference is trivially convertible
6912 to the desired type before doing the simplification.
6914 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6916 * expr.c (store_expr): Optimize initialization of an array
6918 * expr.h (builtin_strncpy_read_str): New prototype.
6919 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6922 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6925 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6926 field when initializing if_info structure.
6928 2007-08-24 Richard Guenther <rguenther@suse.de>
6930 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6932 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6933 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6934 * tree-inline.c (inlinable_function_p): Fold in common parts of
6935 the cannot_inline_tree_fn langhook.
6936 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6937 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6938 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6939 cannot_inline_tree_fn langhook.
6940 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6941 cannot_inline_tree_fn member.
6943 2007-08-24 Richard Guenther <rguenther@suse.de>
6945 * expr.c (get_inner_reference): Do computation of bitoffset
6946 from offset in a way we can detect overflow reliably.
6948 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6950 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6952 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6954 * config/bfin/bfin.opt (mfast-fp): Add.
6955 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6956 libbffastfp override libgcc if -mfast-fp.
6957 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6958 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6959 (Blackfin Options): Document -mfast-fp.
6961 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6963 PR tree-optimization/32573
6965 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6966 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6967 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6968 (build_classic_dist_vector): Return false rather than true if
6969 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6970 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6971 returned false. Don't call save_dist_v before calling
6972 build_classic_dist_vector_1.
6973 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6974 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6975 DDR_DIR_VECTS vectors.
6977 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6979 * configure.ac (leb128): Modify sed statement to work with any
6980 binutils version string.
6981 * configure: Regenerate
6983 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6985 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6986 Wrap in RTX_CODE macro guard.
6987 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6988 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6989 arm_mark_dllimport, arm_pe_encode_section_info,
6990 arm_pe_unique_section): Use ISO-C function declarations.
6991 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6992 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6993 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6995 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6996 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6998 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7000 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7001 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7002 (register_move_cost): Use ISO-C function declarations.
7003 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7004 * config/score/score-protos.h (score_declare_object): Add
7006 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7008 * final.c (profile_function): Avoid empty if-bodies.
7011 * calls.c (must_pass_in_stack_var_size,
7012 must_pass_in_stack_var_size_or_pad): Constify.
7013 * config/alpha/alpha-protos.h (function_value): Likewise.
7014 * config/alpha/alpha.c (alpha_return_in_memory,
7015 alpha_pass_by_reference, function_value,
7016 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7017 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7019 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7020 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7021 TARGET_PROMOTE_PROTOTYPES): Likewise.
7022 * config/arm/arm-protos.h (arm_return_in_memory,
7023 arm_pad_arg_upward, arm_function_value): Likewise.
7024 * config/arm/arm.c (arm_pass_by_reference,
7025 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7026 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7027 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7029 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7030 * config/avr/avr-protos.h (avr_function_value): Likewise.
7031 * config/avr/avr.c (avr_return_in_memory,
7032 gas_output_limited_string, gas_output_ascii, avr_function_value,
7033 avr_return_in_memory): Likewise.
7034 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7035 * config/bfin/bfin.c (bfin_pass_by_reference,
7036 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7037 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7039 * config/cris/cris.c (cris_pass_by_reference,
7040 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7041 * config/crx/crx.c (crx_return_in_memory): Likewise.
7042 * config/darwin.c (function_base, machopic_function_base_name):
7044 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7045 TARGET_PROMOTE_PROTOTYPES): Likewise.
7046 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7047 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7048 * config/i386/i386-protos.h (ix86_return_in_memory,
7049 ix86_sol10_return_in_memory): Likewise.
7050 * config/i386/i386.c (ix86_function_value,
7051 ix86_function_sseregparm, ix86_must_pass_in_stack,
7052 type_natural_mode, classify_argument, examine_argument,
7053 construct_container, ix86_pass_by_reference, function_value_32,
7054 function_value_64, ix86_function_value_1, return_in_memory_32,
7055 return_in_memory_64, return_in_memory_ms_64,
7056 ix86_return_in_memory, ix86_sol10_return_in_memory,
7057 TARGET_PROMOTE_PROTOTYPES): Likewise.
7058 * config/ia64/ia64-protos.h (ia64_function_value,
7059 ia64_hpux_function_arg_padding): Likewise.
7060 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7061 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7062 ia64_hpux_function_arg_padding): Likewise.
7063 * config/iq2000/iq2000-protos.h (function_arg,
7064 iq2000_function_value): Likewise.
7065 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7066 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7067 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7068 function_arg, iq2000_function_value): Likewise.
7069 * config/m32c/m32c-protos.h (m32c_function_value,
7070 m32c_promote_function_return): Likewise.
7071 * config/m32c/m32c.c (m32c_pass_by_reference,
7072 m32c_promote_prototypes, m32c_promote_function_return,
7073 m32c_function_value): Likewise.
7074 * config/m32r/m32r.c (m32r_return_in_memory,
7075 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7076 m32r_in_small_data_p): Likewise.
7077 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7079 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7080 m68hc11_function_arg_padding): Likewise.
7081 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7082 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7083 m68k_function_value): Likewise.
7084 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7085 mcore_function_value): Likewise.
7086 * config/mcore/mcore.c (handle_structs_in_regs,
7087 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7088 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7089 mcore_num_arg_regs, mcore_function_value): Likewise.
7090 * config/mips/mips-protos.h (mips_pad_arg_upward,
7091 mips_function_value): Likewise.
7092 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7093 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7094 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7095 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7096 mips_function_value): Likewise.
7097 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7099 * config/mmix/mmix.c (mmix_pass_by_reference,
7100 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7101 mmix_encode_section_info): Likewise.
7102 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7104 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7105 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7106 mn10300_function_value): Likewise.
7107 * config/mt/mt-protos.h (mt_function_value): Likewise.
7108 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7109 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7110 * config/pa/pa-protos.h (function_arg_padding, function_value,
7111 pa_return_in_memory): Likewise.
7112 * config/pa/pa.c (pa_pass_by_reference,
7113 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7114 function_arg_padding, function_value, pa_return_in_memory):
7116 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7117 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7118 function_arg_padding): Likewise.
7119 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7120 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7121 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7122 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7123 function_arg_padding, altivec_expand_dst_builtin,
7124 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7125 altivec_init_builtins, rs6000_common_init_builtins,
7126 rs6000_function_value): Likewise.
7127 * s390/s390-protos.h (s390_function_value): Likewise.
7128 * config/s390/s390.c (s390_function_arg_size,
7129 s390_pass_by_reference, s390_return_in_memory,
7130 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7131 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7132 * config/score/score-protos.h (score_function_value): Likewise.
7133 * config/score/score.c (score_arg_partial_bytes,
7134 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7135 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7136 score_pass_by_reference, score_add_offset, score_function_value):
7138 * config/sh/sh-protos.h (sh_attr_renesas_p,
7139 sh_promote_prototypes): Likewise.
7140 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7141 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7142 sh_attr_renesas_p): Likewise.
7143 * config/sparc/sparc-protos.h (function_value,
7144 function_arg_padding): Likewise.
7145 * config/sparc/sparc.c (sparc_promote_prototypes,
7146 sparc_return_in_memory, sparc_pass_by_reference,
7147 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7148 function_arg_record_value_2, function_arg_record_value_1,
7149 function_arg_record_value, function_arg_record_value,
7150 function_arg_padding, function_value): Likewise.
7151 * config/spu/spu-protos.h (spu_function_value): Likewise.
7152 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7153 spu_function_value): Likewise.
7154 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7156 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7157 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7158 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7160 * config/v850/v850.c (v850_return_in_memory,
7161 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7162 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7163 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7164 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7165 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7167 * explow.c (promote_mode, hard_function_value): Likewise.
7168 * expr.h (hard_function_value, promote_mode): Likewise.
7169 * function.c (aggregate_value_p): Likewise.
7170 * hooks.c (hook_bool_const_tree_true): New.
7171 * hooks.h (hook_bool_const_tree_true): New.
7172 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7173 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7174 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7175 TARGET_RETURN_IN_MSB): Likewise.
7176 * target.h (promote_function_args, promote_function_return,
7177 promote_prototypes, return_in_memory, return_in_msb,
7178 pass_by_reference, must_pass_in_stack, callee_copies,
7179 function_value): Likewise.
7180 * targhooks.c (default_return_in_memory,
7181 hook_pass_by_reference_must_pass_in_stack,
7182 hook_callee_copies_named,
7183 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7184 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7185 default_function_value): Likewise.
7186 * targhooks.h (default_return_in_memory,
7187 hook_pass_by_reference_must_pass_in_stack,
7188 hook_callee_copies_named,
7189 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7190 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7191 default_function_value): Likewise.
7192 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7193 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7194 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7195 * tree.c (needs_to_live_in_memory): Likewise.
7196 * tree.h (struct tree_type, needs_to_live_in_memory,
7197 aggregate_value_p, must_pass_in_stack_var_size,
7198 must_pass_in_stack_var_size_or_pad): Likewise.
7199 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7200 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7201 lookup_filename): Likewise.
7203 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7206 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7207 fake fcomi i387 instruction for !TARGET_CMOVE.
7208 (ix86_expand_branch): Expand natural sequence with one jump for
7209 all targets, not only TARGET_CMOVE.
7210 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7211 pattern to implement fake fcomi sequence. Split instruction after
7212 reload to correct compare sequences.
7213 (*cmpfp_xf_cc): Ditto.
7214 (*cmpfp_<mode>_cc): Ditto.
7215 (*cmpfp_u_cc): Ditto.
7216 (*cmpfp_<mode>_cc): Ditto.
7218 2007-08-23 Richard Guenther <rguenther@suse.de>
7220 * tree-pretty-print.c (dump_generic_node): Annotate
7221 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7223 2007-08-23 Richard Guenther <rguenther@suse.de>
7225 * builtins.c (expand_builtin_mathfn): Wrap argument in
7226 save_expr directly instead of re-building the call.
7227 (expand_builtin_mathfn_2): Likewise.
7228 (expand_builtin_mathfn_3): Likewise.
7229 (expand_builtin_interclass_mathfn): Likewise.
7230 (expand_builtin_int_roundingfn): Set arg.
7231 (expand_builtin_int_roundingfn_2): Likewise.
7233 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7235 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7236 *sse_nand<mode>3, *sse_xor<mode>3): New.
7238 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7240 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7241 * config/i386/i386.c (print_operand): Handle ';' code. Output
7242 semicolon for TARGET_MACHO.
7243 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7244 emit semicolon after 'lock' prefix.
7245 (sync_double_compare_and_swap<mode>): Ditto.
7246 (*sync_double_compare_and_swapdi_pic): Ditto.
7247 (*sync_compare_and_swap_cc<mode>): Ditto.
7248 (sync_double_compare_and_swap_cc<mode>): Ditto.
7249 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7250 (sync_old_add<mode>): Ditto.
7251 (sync_add<mode>): Ditto.
7252 (sync_sub<mode>): Ditto.
7253 (sync_ior<mode>): Ditto.
7254 (sync_and<mode>): Ditto.
7255 (sync_xor<mode>): Ditto.
7257 2007-08-22 Chao-ying Fu <fu@mips.com>
7259 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7261 (copy_rtx): Handle CONST_FIXED.
7262 (rtx_equal_p): Likewise.
7263 * rtl.h (fixed_value.h): New include.
7264 (rtx_def): Add a new field of fixed_value to u.
7265 (XCNMPFV): Define for accessing fixed_value.
7266 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7268 * rtl.def (CONST_FIXED): New constant.
7269 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7270 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7271 US_ASHIFT): New codes.
7272 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7273 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7274 unsigned_fract_convert, unsigned_sat_fract): Document them.
7275 * varasm.c (assemble_integer): Extend to support fixed-point constants
7276 by using different machine classes.
7277 (decode_addr_const): Handle FIXED_CST.
7278 (const_hash_1): Likewise.
7279 (compare_constant): Likewise.
7280 (copy_constant): Likewise.
7281 (const_rtx_hash_1): Handle CONST_FIXED.
7282 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7283 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7285 (initializer_constant_valid_p): Handle FIXED_CST.
7286 (output_constant): Support FIXED_POINT_TYPE.
7287 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7288 * cse.c (hash_rtx): Support CONST_FIXED.
7289 (exp_equiv_p): Likewise.
7290 (cannon_reg): Likewise.
7291 (fold_rtx): Likewise.
7292 (equiv_constant): Likewise.
7293 (cse_process_notes_1): Likewise.
7294 (count_reg_usage): Likewise.
7295 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7296 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7297 (wrap_constant): Check CONST_FIXED.
7298 (cselib_hash_rtx): Support CONST_FIXED.
7299 (cselib_subst_to_values): Likewise.
7300 * df-scan.c (df_uses_record): Likewise.
7301 * gcse.c (want_to_gcse_p): Likewise.
7302 (oprs_unchanged_p): Likewise.
7303 (oprs_not_set_p): Likewise.
7304 (compute_transp): Likewise.
7305 (extract_mentioned_regs_helper): Likewise.
7306 * genemit.c (gen_exp): Likewise.
7307 * local-alloc.c (equiv_init_varies_p): Likewise.
7308 (contains_replace_regs): Likewise.
7309 (memref_referenced_p): Likewise.
7310 * loop-invariant.c (check_maybe_invariant): Likewise.
7311 (hash_invariant_expr_1): Likewise.
7312 (invariant_expr_equal_p): Likewise.
7313 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7314 * regclass.c (reg_scan_mark_refs): Likewise.
7315 * regrename.c (scan_rtx): Likewise.
7316 * resource.c (mark_referenced_resources): Likewise.
7317 (mark_set_resources): Likewise.
7318 * rtlanal.c (rtx_unstable_p): Likewise.
7319 (rtx_varies_p): Likewise.
7320 (count_occurrences): Likewise.
7321 (reg_mentioned_p): Likewise.
7322 (modified_between_p): Likewise.
7323 (modified_in_p): Likewise.
7324 (volatile_insn_p): Likewise.
7325 (volatile_refs_p): Likewise.
7326 (side_effects_p): Likewise.
7327 (may_trap_p_1): Likewise.
7328 (inequality_comparisons_p): Likewise.
7329 (computed_jump_p_1): Likewise.
7330 (commutative_operand_precedence): Likewise.
7331 * sched-deps.c (sched_analyze_2): Likewise.
7332 * sched-vis.c (print_value): Likewise.
7333 * reload.c (operands_match_p): Likewise.
7334 (subst_reg_equivs): Likewise.
7335 * reload1.c (eliminate_regs_1): Likewise.
7336 (elimination_effects): Likewise.
7337 (scan_paradoxical_subregs): Likewise.
7338 * alias.c (rtx_equal_for_memref_p): Likewise.
7339 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7340 * emit-rtl.c (const_fixed_htab): New hash table.
7341 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7343 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7344 const_fixed_from_fixed_value): New functions.
7345 (verify_rtx_sharing): Handle CONST_FIXED.
7346 (copy_rtx_if_shared_1): Likewise.
7347 (reset_used_flags): Likewise.
7348 (set_used_flags): Likewise.
7349 (copy_insn_1): Likewise.
7350 (init_emit_once): Create const_fixed_htab.
7351 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7353 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7355 PR tree-optimization/32949
7356 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7357 before failing for ivs with non-constant step.
7359 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7361 * doc/md.texi (Iterators): Renamed from Macros. All contents
7362 changed to reflect rename of respectively define_code_macro and
7363 define_mode_macro to define_code_iterator and define_mode_iterator.
7364 (Mode Iterators, Code Iterators): Similar.
7365 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7366 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7367 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7368 (initialize_iterators, find_iterator, check_code_iterator)
7369 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7370 (read_mapping, read_rtx_1): Similar.
7371 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7372 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7373 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7374 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7375 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7376 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7377 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7378 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7379 config/rs6000/sync.md, config/rs6000/rs6000.md,
7380 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7381 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7382 config/vax/vax.md, config/bfin/bfin.md: Similar.
7384 2007-08-22 David Daney <ddaney@avtrex.com>
7386 * doc/install.texi (Testing): Mention testing on a simulator.
7388 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7390 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7392 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7393 and rearrange floating point conversion functions into different
7396 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7398 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7399 dfa_post_advance_cycle): New scheduler hooks.
7400 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7401 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7403 (TARGET_SCHED): Use them.
7404 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7405 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7406 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7408 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7409 function to facilitate debugging.
7410 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7411 (output_insn_has_dfa_reservation_p): New static function to output
7412 insn_has_dfa_reservation_p ().
7413 (write_automata): Use it.
7414 * genattr.c (main): Output declaration for
7415 insn_has_dfa_reservation_p ().
7417 2007-08-22 Christian Bruel <christian.bruel@st.com>
7418 Richard Guenther <rguenther@suse.de>
7420 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7421 * simplify_rtx (simplify_binary_operation_1): Likewise.
7423 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7425 PR rtl-optimization/32557
7426 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7427 of REGNO (mws->mw_reg).
7429 2007-08-22 Richard Guenther <rguenther@suse.de>
7432 * builtins.c (expand_builtin_int_roundingfn): Replace call
7433 argument wrapped with SAVE_EXPR directly.
7434 (expand_builtin_int_roundingfn_2): Likewise.
7436 2007-08-22 Richard Guenther <rguenther@suse.de>
7438 * tree-inline.c (inlinable_function_p): Restore disregarding
7439 inline limits for GNU extern inline functions.
7441 2007-08-22 Richard Guenther <rguenther@suse.de>
7444 * tree.c (host_integerp): Treat sizetype as signed as it is
7447 2007-08-21 Ian Lance Taylor <iant@google.com>
7449 PR tree-optimization/33134
7450 * tree-vrp.c (adjust_range_with_scev): Call
7451 set_value_range_to_value.
7453 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7455 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7458 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7460 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7463 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7465 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7466 cases to set eight bytes at a time.
7467 (expand_block_move): Likewise.
7469 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7472 * dwarf2out.c (gen_decl_die): Don't call
7473 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7475 2007-08-21 Paul Brook <paul@codesourcery.com>
7476 Nathan Sidwell <nathan@codesourcery.com>
7477 Mark Mitchell <mark@codesourcery.com>
7478 Joseph Myers <joseph@codesourcery.com>
7480 * configure.ac: Add --with-pkgversion and --with-bugurl.
7481 * configure: Regenerate.
7482 * doc/install.texi: Document them.
7483 * version.c (version_string): Remove VERSUFFIX.
7484 (VERSUFFIX): Remove.
7485 (pkgversion_string): New.
7486 (bug_report_url): Do not hard-code initializer.
7487 * version.h (pkgversion_string): Declare.
7488 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7490 (version.o): Define PKGVERSION and BUGURL.
7491 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7492 (%.pod): Define BUGURL.
7493 * gcc.c (process_command, main): Use pkgversion_string.
7494 * toplev.c (compile_file, print_version): Likewise.
7495 * protoize.c (main): Likewise.
7496 * gcov.c (print_version): Likewise. Update copyright date.
7497 * gcov-dump.c (print_version): Likewise. Update copyright date.
7498 * mips-tdump.c (main): Likewise. Update copyright date.
7499 * mips-tfile.c (main): Likewise. Update copyright date.
7500 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7501 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7502 shorten description.
7503 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7504 * doc/gccint.texi: Likewise.
7505 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7506 Update copyright date.
7508 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7510 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7511 (ix86_expand_strlensi_unroll_1): Ditto.
7512 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7513 (ix86_expand_carry_flag_compare): Update comment.
7515 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7518 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7519 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7521 2007-08-21 Richard Guenther <rguenther@suse.de>
7523 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7525 2007-08-21 Richard Guenther <rguenther@suse.de>
7528 * fold-const.c (fold_binary): Remove index +p PTR folding.
7529 Fix types of POINTER_PLUS_EXPR generated by folding of
7532 2007-08-20 Chao-ying Fu <fu@mips.com>
7534 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7535 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7536 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7537 (c_common_fixed_point_type_for_size): Declare.
7538 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7539 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7540 (c_token_starts_declspecs): Likewise.
7541 (c_parser_declspecs): Likewise.
7542 (c_parser_attributes): Likewise.
7543 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7544 (c_declspecs): Add saturating_p.
7545 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7546 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7547 _Sat. Handle RID_SAT.
7548 Avoid using void, bool, char, int, float, double, _Decimal32,
7549 _Decimal64, _Decimal128, and complex with _Sat.
7550 Handle RID_FRACT and RID_ACCUM.
7551 Make sure _Sat is used with _Fract or _Accum.
7552 (finish_declspecs): Handle cts_fract and cts_accum.
7553 * c-common.c (fixed-value.h): New include.
7554 (constant_expression_warning): Handle FIXED_CST.
7555 (overflow_warning): Likewise.
7556 (warnings_for_convert_and_check): Likewise.
7557 (c_common_fixed_point_type_for_size): New.
7558 (c_common_type_for_mode): Handle fixed-point modes to
7559 return various saturating/non-saturating, signed/unsigned types.
7560 (c_common_signed_or_unsigned_type): Support fixed-point types.
7561 (shorten_compare): Check fixed-point zero.
7562 Handle FIXED_POINT_TYPE.
7563 (c_common_truthvalue_conversion): Handle FIXED_CST.
7564 Handle FIXED_POINT_TYPE.
7565 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7567 (handle_mode_attribute): Handle fixed-point modes. Need to check
7568 if the signness of base type and fixed-point modes are consistent.
7569 (handle_vector_size_attribute): Handle fixed-point modes.
7570 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7571 (warn_for_div_by_zero): Check fixed-point zero.
7572 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7573 a common fixed-point type based on fbit, ibit, sign, and saturation.
7574 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7575 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7576 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7577 (convert_for_assignment): Support FIXED_POINT_TYPE.
7578 (digest_init): Handle FIXED_POINT_TYPE.
7579 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7580 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7581 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7582 GE_EXPR, LT_EXPR, GT_EXPR.
7583 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7584 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7585 * target.h (gcc_target): Add fixed_point_supported_p.
7586 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7587 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7588 (default_fixed_point_supported_p): Define.
7589 * targhooks.h (default_fixed_point_supported_p): Declare.
7590 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7591 * doc/install.texi (Configuration): Add --enable-fixed-point.
7592 * configure.ac (--enable-fixed-point): New to enable fixed-point
7593 arithmetic extension to C. For mips targets, we enable it by default.
7594 * configure, config.in: Regenerate.
7596 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7598 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7600 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7602 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7603 DWARF2_DEBUGGING_INFO.
7604 (cold_text_section_used): Same.
7605 (cold_text_section): Same.
7607 2007-08-20 Richard Guenther <rguenther@suse.de>
7609 * c-typeck.c (convert_for_assignment): Use the type of
7610 the member for the initialization.
7612 2007-08-20 Richard Guenther <rguenther@suse.de>
7614 * c-objc-common.c (c_disregard_inline_limits): Remove.
7615 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7616 * cgraphunit.c (cgraph_process_new_functions): Call
7617 disregard_inline_limits_p.
7618 (cgraph_preserve_function_body_p): Likewise.
7619 * ipa-inline.c (compute_inline_parameters): Likewise.
7620 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7622 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7623 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7624 disregard_inline_limits langhook.
7625 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7627 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7628 disregard_inline_limits langhook.
7629 * tree-inline.c (disregard_inline_limits_p): New function.
7630 * tree-inline.h (disregard_inline_limits_p): Declare.
7632 2007-08-20 Richard Guenther <rguenther@suse.de>
7634 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7635 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7636 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7637 auto_var_in_fn_p langhook.
7638 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7640 * tree.c (auto_var_in_fn_p): ... here.
7641 (find_var_from_fn): Call auto_var_in_fn_p directly.
7642 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7643 auto_var_in_fn_p langhook.
7644 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7645 (copy_body_r): Likewise.
7646 (self_inlining_addr_expr): Likewise.
7647 * tree.h (auto_var_in_fn_p): Declare.
7649 2007-08-20 Richard Guenther <rguenther@suse.de>
7651 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7652 (walk_type_fields): Take lh parameter.
7653 (walk_tree): Rename to ...
7654 (walk_tree_1): ... this. Do not call the walk_subtrees
7655 langhook but the now passed callback. Pass lh on recursion.
7656 (walk_tree_without_duplicates): Rename to ...
7657 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7658 and call walk_tree_1.
7659 * tree.h (walk_tree_lh): New typedef.
7660 (walk_tree_1): Declare.
7661 (walk_tree_without_duplicates_1): Likewise.
7662 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7663 (walk_tree_without_duplicates): New define to
7664 walk_tree_without_duplicates_1 with NULL lh parameter.
7665 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7666 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7668 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7669 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7670 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7673 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7676 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7677 code in front of the compacting of basic blocks.
7678 Move the folding of statements inbetween the cgraph checking
7679 and compacting of basic blocks.
7681 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7682 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7685 * config/alpha/alpha.c (va_list_skip_additions): Check for
7686 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7687 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7688 PLUS_EXPR when checking ap.__base.
7689 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7690 when doing addition on pointer types. Use size_int instead of
7692 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7693 ptr_type in the second operand.
7695 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7698 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7700 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7703 * cfgexpand.c (expand_one_register_var): Mark pointer
7704 DECL_ARTIFICIAL as REG_POINTER also.
7705 * stmt.c (expand_decl): Likewise.
7707 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7714 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7715 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7716 on_worklist argument and avoid adding things to worklist multiple
7718 (add_to_worklist): Ditto.
7719 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7720 single SFT is clobbered.
7721 (set_initial_properties): Ditto.
7722 (compute_call_clobbered): Update for changes to function
7724 (create_overlap_variables_for): Always create SFT for offset 0.
7725 (create_structure_vars): Handle PHI's, since we are in SSA form at
7727 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7728 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7730 (add_vars_for_offset): Figure out aliases from access + points-to.
7731 (add_virtual_operand): Use add_vars-for_offset.
7732 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7733 (add_call_clobber_ops): Remove makes_clobbering_call set.
7734 (get_expr_operands): Always pass through the INDIRECT_REF
7736 * tree-ssa-structalias.c (struct constraint_graph): Remove
7738 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7739 address_taken, pt_used, number_incoming.
7740 (FIRST_ADDR_NODE): Removed.
7741 (merge_graph_nodes): Remove broken code for the moment.
7742 (init_graph): New function.
7743 (build_pred_graph): Remove code to init_graph.
7744 Add location equivalence support.
7745 (struct scc_info): Rename roots to deleted.
7747 (init_scc_info): Ditto
7748 (init_topo_info): Use graph->size.
7749 (compute_topo_order): Ditto.
7750 (do_da_constraint): Removed.
7751 (do_sd_constraint): Remove calls to find().
7752 set_union_with_increment should always get 0 as last arg here.
7753 (do_complex_constraint): Replace do_da_constraint with assert.
7755 (struct equiv_class_label): New.
7756 (pointer_equiv_class_table): Ditto.
7757 (location_equiv_class_table): Ditto.
7758 (equiv_class_label_hash): Ditto.
7759 (equiv_class_label_eq): Ditto
7760 (equiv_class_lookup): Ditto.
7761 (equiv_class_ladd): Ditto.
7762 (pointer_equiv_class): Ditto.
7763 (location_equiv_class): Ditto.
7764 (condense_visit): Rename and rewrite from label_visit to do only
7765 SCC related stuff for HU.
7766 (label_visit): Do HU work for HU.
7767 (perform_var_substitution): Update to do HU and location
7769 (free_var_substitution_info): Update to free HU and location
7770 equivalence structures. */
7771 (find_equivalent_node): Update for pointer but not location
7773 (unite_pointer_equivalences): New function.
7774 (move_complex_constraints): Rewrite to only do moving.
7775 (rewrite_constraints): Split out of move_complex_constraints.
7776 (solve_graph): Use graph->size.
7777 (process_constraint_1): Add from_call argument, use it.
7778 Split *a = &b into two constraints.
7779 (process_constraint): Use new process_constraint_1.
7780 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7781 (get_constraint_for): Handle non-pointer integers properly.
7782 Remove code that used to handle structures.
7783 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7784 with unknown addends.
7785 (handle_rhs_call): New function.
7786 (find_func_aliases): Use handle_rhs_call.
7787 (set_uids_in_ptset): Add an assert.
7788 (set_used_smts): Fix bug in not considering unified vars.
7789 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7790 (compute_points_to_sets): Update for other function changes.
7791 (delete_points_to_sets): Ditto.
7792 (ipa_pta_execute): Ditto.
7793 (pass_ipa_pta): We need to update SSA after ipa_pta.
7795 2007-08-19 Jan Hubicka <jh@suse.cz>
7797 * i386.md: Replace "rim" and "mri" constraints by "g".
7799 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7801 * dwarf2out.c (text_section_used, cold_text_section_used,
7802 cold_text_section, dwarf2out_note_section_used): New.
7803 (dwarf2out_init): Initialize cold_text_section.
7804 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7805 dwarf2out_note_section_used.
7806 (size_of_aranges): Only count entry for text section if it was
7807 used. Count entry for cold text section if it was used.
7808 (output_aranges): Only output entries for text section and cold
7809 text section if they were used.
7811 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7813 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7815 (debug_generic_stmt): Likewise.
7816 (debug_tree_chain): Likewise.
7818 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7820 * tree-data-refs.c (split_constant_offset): Expose.
7821 * tree-data-refs.h (split_constant_offset): Add declaration.
7823 * tree-vectorizer.h (dr_alignment_support): Renamed
7824 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7825 Added a new value dr_explicit_realign.
7826 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7827 dr_offset, dr_step, and dr_aligned_to, along with new access
7828 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7829 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7830 STMT_VINFO_DR_ALIGNED_TO.
7832 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7834 In case of outer-loop vectorization with non-fixed misalignment - use
7835 the dr_explicit_realign scheme instead of the optimized realignment
7837 (new_stmt_vec_info): Initialize new fields.
7839 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7840 'nested_in_vect_loop' case. Change verbosity level.
7841 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7842 Don't fail on zero step in the outer-loop for loads.
7843 (vect_analyze_data_refs): Call split_constant_offset to calculate
7844 base, offset and init relative to the outer-loop.
7846 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7847 BSI function argument with a new function argument - at_loop.
7848 Simplify the condition that determines STEP. Takes additional argument
7849 INV_P. Support outer-loop vectorization (handle the
7850 nested_in_vect_loop case), including zero step in the outer-loop. Call
7851 vect_create_addr_base_for_vector_ref with additional argument.
7852 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7853 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7854 Fixed and simplified calculation of step.
7855 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7856 of bsi, and with additional argument. Call bump_vector_ptr with
7857 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7858 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7859 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7860 when the realignment setup needs to take place inside the loop.
7861 Support the dr_explicit_realign scheme. Allow generating the optimized
7862 realignment scheme for outer-loop vectorization. Added documentation.
7863 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7864 the 'nested_in_vect_loop' case, including loads that are invariant in
7865 the outer-loop and the realignment schemes. Handle the case when the
7866 realignment setup needs to take place inside the loop. Call
7867 vect_setup_realignment with additional arguments. Call
7868 vect_create_data_ref_ptr with additional argument and with loop instead
7869 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7870 (vect_gen_niters_for_prolog_loop): Call
7871 vect_create_addr_base_for_vector_ref with additional arguments.
7872 (vect_create_cond_for_align_checks): Likewise.
7873 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7874 scheme: takes additional argument bump; argument ptr_incr is now
7875 optional; updated documentation.
7876 (vect_init_vector): Takes additional argument (bsi). Use it, if
7877 available, to insert the vector initialization.
7878 (get_initial_def_for_induction): Pass additional argument in call to
7880 (vect_get_vec_def_for_operand): Likewise.
7881 (vect_setup_realignment): Likewise.
7882 (vectorizable_load): Likewise.
7884 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7886 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7887 as argument instead of struct loop.
7888 (nested_in_vect_loop_p): New function.
7889 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7891 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7892 from other phis in the loop.
7893 (destroy_loop_vec_info): Add additional argument to declaration.
7895 * tree-vectorizer.c (supportable_widening_operation): Also check if
7896 nested_in_vect_loop_p (don't allow changing the order in this case).
7897 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7898 of struct loop. Call nested_in_vect_loop_p and don't require
7899 flag_unsafe_math_optimizations if it returns true.
7900 (new_stmt_vec_info): When setting def_type for phis differentiate
7901 loop-header phis from other phis.
7902 (bb_in_loop_p): New function.
7903 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7904 just update their loop_vinfo. Order of BB traversal now matters -
7905 call dfs_enumerate_from with bb_in_loop_p.
7906 (destroy_loop_vec_info): Takes additional argument to control whether
7907 stmt_vinfo of the loop stmts should be destroyed as well.
7908 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7909 reduction stmt to be defines by a non loop-header phi.
7910 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7912 * tree-vect-transform.c (vectorizable_reduction): Call
7913 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7914 (vectorizable_call): Likewise.
7915 (vectorizable_conversion): Likewise.
7916 (vectorizable_operation): Likewise.
7917 (vectorizable_type_promotion): Likewise.
7918 (vectorizable_type_demotion): Likewise.
7919 (vectorizable_store): Likewise.
7920 (vectorizable_live_operation): Likewise.
7921 (vectorizable_reduction): Likewise. Also pass loop_info to
7922 vect_is_simple_reduction instead of loop.
7923 (vect_init_vector): Call nested_in_vect_loop_p.
7924 (get_initial_def_for_reduction): Likewise.
7925 (vect_create_epilog_for_reduction): Likewise.
7926 (vect_init_vector): Check which loop to work with, in case there's an
7928 (get_initial_def_for_inducion): Extend to handle outer-loop
7929 vectorization. Fix indentation.
7930 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7931 In the case vect_induction_def get the vector def from the induction
7932 phi node, instead of calling get_initial_def_for_inducion.
7933 (get_initial_def_for_reduction): Extend to handle outer-loop
7935 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7937 (vect_transform_loop): Change assert to just skip this case. Add a
7939 (vect_finish_stmt_generation): Add a couple asserts.
7941 (vect_estimate_min_profitable_iters): Multiply
7942 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7944 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7945 this is an inner-loop reduction in outer-loop vectorization.
7947 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7948 Same code as what used to be vect_analyze_scalar_cycles, only with
7949 additional argument loop, and loop_info passed to
7950 vect_is_simple_reduction instead of loop.
7951 (vect_analyze_scalar_cycles): Code factored out into
7952 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7953 Updated documentation.
7954 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7955 outer-loop vectorization that are live or not used in the outerloop,
7956 cause this requires special handling.
7957 (vect_enhance_data_refs_alignment): Don't consider versioning for
7959 (vect_analyze_data_refs): Check that there are no datarefs in the
7961 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7962 and vect_used_in_outer_by_reduction cases.
7963 (process_use): Also consider the case of outer-loop stmt defining an
7964 inner-loop stmt and vice versa.
7965 (vect_analyze_loop_1): New function.
7966 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7967 loops. Call vect_analyze_loop_1.
7968 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7969 been vectorized. Call destroy_loop_vec_info with additional argument.
7971 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7972 in the inner-loop when doing outer-loop vectorization. Add
7973 documentation and printout.
7974 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7975 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7977 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7979 * tree-affine.h (print_aff): New prototype.
7980 (debug_aff): Likewise.
7981 * tree-affine.c (print_aff): New function.
7982 (debug_aff): Likewise.
7984 2007-08-18 Paul Brook <paul@codesourcery.com>
7985 Joseph Myers <joseph@codesourcery.com>
7987 * common.opt (-fdebug-prefix-map=): New option.
7988 * opts.c: Include debug.h.
7989 (common_handle_option): Handle -fdebug-prefix-map.
7990 * final.c: Include ggc.h.
7991 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7992 remap_debug_filename): New.
7993 * Makefile.in (final.o, opts.o): Update dependencies.
7994 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7995 * configure.ac: Check for assembler --debug-prefix-map support.
7996 * configure, config.in: Regenerate.
7997 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7998 (ASM_DEBUG_SPEC): Include ASM_MAP.
7999 * doc/install.texi (--with-debug-prefix-map): Document.
8000 * doc/invoke.texi (-fdebug-prefix-map): Document.
8001 * dbxout.c (dbxout_init, dbxout_start_source_file,
8002 dbxout_source_file): Call remap_debug_filename.
8003 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8004 dwarf2out_start_source_file, dwarf2out_finish): Call
8005 remap_debug_filename.
8006 (file_table_relative_p): Do not check d->emitted_number.
8007 * toplev.c (output_file_directive): Call remap_debug_filename.
8008 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8009 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8011 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8013 * loop-invariant.c (find_invariants_to_move): Add missing macro
8016 2007-08-17 Tom Tromey <tromey@redhat.com>
8018 * tree.h (struct tree_label_decl): Removed old "java" fields.
8020 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8021 Nigel Stephens <nigel@mips.com>
8023 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8024 Treat -mno-data-in-code and -mcode-xonly as aliases for
8025 -mcode-readable=no and -mcode-readable=pcrel respectively.
8026 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8027 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8028 (MULTILIB_DIRNAMES): Update accordingly.
8030 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8032 * Makefile.in (version.o): Depend on $(REVISION) only if
8033 REVISION_s is defined.
8035 2007-08-17 Sa Liu <saliu@de.ibm.com>
8036 Ulrich Weigand <uweigand@de.ibm.com>
8039 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8040 use build_qualified_type to retain qualifiers of the base type.
8042 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8044 * config/score/score.md : Update pattern tablejump.
8045 * config/score/score.c : Update score_initialize_trampoline
8047 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8048 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8049 * doc/contrib.texi: Add my entry.
8051 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8053 * Makefile.in (REVISION): New.
8056 (version.o): Also depend on $(REVISION). Add
8057 -DREVISION=$(REVISION_s).
8059 * version.c (version_string): Add REVISION.
8061 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8063 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8064 of GOTO that's relocated to a different block.
8066 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8068 * c-common.c (const_strip_array_types): New.
8069 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8070 (const_strip_array_types): New.
8071 * c-objc-common.c (c_disregard_inline_limits,
8072 c_warn_unused_global_decl): Constify.
8073 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8074 c_vla_type_p, c_incomplete_type_error): Likewise.
8075 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8076 * hooks.c (hook_bool_const_tree_false): New.
8077 * hooks.h (hook_bool_const_tree_false): Likewise.
8078 * langhooks-def.h (lhd_warn_unused_global_decl,
8079 lhd_incomplete_type_error, lhd_expr_size,
8080 lhd_tree_inlining_disregard_inline_limits,
8081 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8082 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8083 * langhooks.c (lhd_warn_unused_global_decl,
8084 lhd_incomplete_type_error,
8085 lhd_tree_inlining_disregard_inline_limits,
8086 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8087 lhd_expr_size): Likewise.
8088 * langhooks.h (lang_hooks_for_tree_inlining,
8089 lang_hooks_for_tree_dump, lang_hooks_for_types,
8090 lang_hooks_for_decls, lang_hooks): Likewise.
8091 * pointer-set.c (pointer_set_t, pointer_set_create,
8092 pointer_set_contains, insert_aux, pointer_set_insert,
8093 pointer_set_traverse, pointer_map_t, pointer_map_create,
8094 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8096 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8097 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8098 pointer_map_traverse): Likewise.
8099 * predict.c (assert_is_empty): Likewise.
8100 * tree-affine.c (free_name_expansion): Likewise.
8101 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8102 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8103 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8105 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8107 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8109 (destroy_loop_vec_info): Add call to VEC_free.
8110 * tree-vectorizer.h (may_alias_ddrs): Define.
8111 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8112 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8113 Change reporting to dump.
8114 (vect_is_duplicate_ddr): New.
8115 (vect_mark_for_runtime_alias_test): New.
8116 (vect_analyze_data_ref_dependences) Add call to
8117 vect_mark_for_runtime_alias_test.
8118 (vect_enhance_data_refs_alignment): Define local variable
8119 vect_versioning_for_alias_required, don't perform
8120 peeling for alignment if versioning for alias is
8122 (vect_enhance_data_refs_alignment): Use
8123 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8124 PARAM_VECT_MAX_VERSION_CHECKS.
8125 * tree-vect-transform.c
8126 (vect_create_cond_for_alias_checks): New.
8127 (vect_transform_loop): Add call to
8128 vect_create_cond_for_alias_checks.
8129 (vect_vfa_segment_size): New.
8130 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8132 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8133 * gcc/doc/invoke.texi
8134 (vect-max-version-for-alignment-checks): Document.
8135 (vect-max-version-for-alias-checks): Document.
8136 (vect-max-version-checks): Remove.
8138 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8140 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8141 the same line as the instruction for all asm dialects.
8142 (*rep_movsi): Ditto.
8143 (*rep_movsi_rex64): Ditto.
8144 (*rep_movqi): Ditto.
8145 (*rep_movqi_rex64): Ditto.
8146 (*rep_stosdi_rex64): Ditto.
8147 (*rep_stossi): Ditto.
8148 (*rep_stossi_rex64): Ditto.
8149 (*rep_stosqi): Ditto.
8150 (*rep_stosqi_rex64): Ditto.
8151 (*cmpstrnqi_nz_1): Ditto.
8152 (*cmpstrnqi_nz_rex_1): Ditto.
8153 (*cmpstrnqi_1): Ditto.
8154 (*cmpstrnqi_rex_1): Ditto.
8155 (*strlenqi_1): Ditto.
8156 (*strlenqi_rex_1): Ditto.
8157 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8158 prefix on the same line as the instruction for all asm dialects.
8159 (sync_double_compare_and_swap<mode>): Ditto.
8160 (*sync_double_compare_and_swapdi_pic): Ditto.
8161 (*sync_compare_and_swap_cc<mode>): Ditto.
8162 (sync_double_compare_and_swap_cc<mode>): Ditto.
8163 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8164 (sync_old_add<mode>): Ditto.
8165 (sync_add<mode>): Ditto.
8166 (sync_sub<mode>): Ditto.
8167 (sync_ior<mode>): Ditto.
8168 (sync_and<mode>): Ditto.
8169 (sync_xor<mode>): Ditto.
8171 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8174 * reload.c (find_reloads): Check that the memory returned by
8175 find_reloads_toplev was not the result of forcing a constant
8177 (find_reloads_toplev): Always use simplify_gen_subreg to get
8178 the subreg of a constant. If the result is also a constant,
8179 but not a legitimate one, force it into the constant pool
8180 and reload its address.
8182 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8184 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8187 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8189 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8190 directive for the current vector ABI.
8192 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8195 * caller-save.c (reg_save_code): Set invalide status on restore code.
8197 2007-08-15 Diego Novillo <dnovillo@google.com>
8199 * tree-ssa-alias.c (compute_memory_partitions): Use
8200 alias_bitmap_obstack to allocate bitmaps.
8201 (reset_alias_info): Factor out of init_alias_info.
8202 Mark all name tags not associated to an SSA name for renaming.
8203 (init_alias_info): Call it.
8204 (create_name_tags): Tidy. Add comments.
8205 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8207 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8209 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8210 scheduler dependencies.
8212 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8214 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8216 (*iorsi_1_zext): Likewise.
8217 (*iorsi_1_zext_imm): Likewise.
8218 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8219 with "rm"/"xm" constraint.
8220 (sse2_vmsqrtv2df2): Likewise.
8222 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8225 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8228 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8230 * tree-pass.h (PROP_pta): Removed.
8231 (TODO_rebuild_alias): New.
8232 (pass_may_alias): Removed.
8233 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8234 aliasing if we changed something.
8235 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8237 (pass_may_alias): Removed.
8238 (create_structure_vars): Return TODO_rebuild_alias.
8239 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8240 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8242 (tree_sra_early): We never affect aliasing right now.
8243 * tree-flow.h (compute_may_aliases): New prototype.
8244 * passes.c: Remove pass_may_alias from the passes.
8245 (execute_function_todo): Support TODO_rebuild_alias.
8247 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8249 * i386.c: (legitimize_address): Move dllimported variable check
8250 infront of legitimizing pic address of CONST symbols.
8252 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8254 PR tree-optimization/32941
8255 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8256 (goto_queue_cmp): Remove.
8257 (find_goto_replacement): Change search method.
8258 (maybe_record_in_goto_queue): Add assert.
8259 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8260 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8262 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8264 * alias.c (component_uses_parent_alias_set): Constify.
8265 * alias.h (component_uses_parent_alias_set): Likewise.
8266 * cfgrtl.c (print_rtl_with_bb): Likewise.
8267 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8268 mpz_get_double_int): Likewise.
8269 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8270 mpz_get_double_int): Likewise.
8271 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8272 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8274 * expr.h (safe_from_p): Likewise.
8275 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8277 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8278 zero_sized_type, goa_lhs_expr_p): Likewise.
8279 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8280 * rtl.h (print_rtl_with_bb): Likewise.
8281 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8282 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8283 * tree-flow-inline.h (bb_stmt_list): Constify.
8284 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8286 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8287 const_first_stmt, const_last_stmt): New.
8288 (block_may_fallthru, empty_block_p): Constify.
8289 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8290 EXPR_ONLY_BODY): New.
8291 (expr_first, expr_last, expr_only): Use macro for body.
8292 (const_expr_first, const_expr_last, const_expr_only): New.
8293 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8294 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8295 ctsi_prev, ctsi_stmt): New.
8296 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8297 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8298 * tree-ssa-loop-niter.c (loop_only_exit_p,
8299 derive_constant_upper_bound): Likewise.
8300 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8301 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8302 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8303 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8304 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8305 * tree.c (get_type_static_bounds): Likewise.
8306 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8307 (get_type_static_bounds): Constify.
8309 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8312 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8313 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8314 (*<addsub><mode>3_cc_overflow): New.
8315 (*add<mode>3_cconly_overflow): New.
8316 (*sub<mode>3_cconly_overflow): New.
8317 (*<addsub>si3_zext_cc_overflow): New.
8318 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8319 CCCmode for LTU, GTU, LEU and GEU.
8320 (ix86_comparison_operator): Likewise.
8321 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8322 * config/i386/i386.c (put_condition_code): Support CCCmode.
8323 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8324 or MINUS expressions.
8326 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8329 * c-typeck.c (build_binary_op): Disallow vector float types with
8330 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8332 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8334 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8335 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8336 (dep_def): New typedef.
8337 (init_dep_1, sd_debug_dep): Declare functions.
8338 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8339 (debug_dep_links): Remove.
8340 (struct _deps_list): New field 'n_links'.
8341 (DEPS_LIST_N_LINKS): New macro.
8342 (FOR_EACH_DEP_LINK): Remove.
8343 (create_deps_list, free_deps_list, delete_deps_list): Remove
8345 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8346 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8347 (copy_deps_list_change_con, move_dep_link): Ditto.
8348 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8349 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8351 (INSN_BACK_DEPS): Remove.
8352 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8354 (INSN_DEP_COUNT): Remove.
8355 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8356 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8357 Declare global variables.
8358 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8359 (add_forw_dep, compute_forward_dependences): Remove declarations.
8360 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8361 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8362 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8364 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8366 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8367 (sd_list_types_def): New typedef.
8368 (sd_next_list): Declare function.
8369 (struct _sd_iterator): New type.
8370 (sd_iterator_def): New typedef.
8371 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8373 (FOR_EACH_DEP): New cycle wrapper.
8374 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8376 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8377 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8380 * sched-deps.c (init_dep_1): Make global.
8381 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8383 (dump_dep): New static function.
8384 (dump_dep_flags): New static variable.
8385 (sd_debug_dep): New function.
8386 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8388 (move_dep_link): Use remove_from_deps_list (), instead of
8390 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8391 (dep_link_is_detached_p): New static function.
8392 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8394 (dn_pool, dl_pool): New alloc_pools.
8395 (dn_pool_diff, dl_pool_diff): New static variables.
8396 (create_dep_node, delete_dep_node): New static function.
8397 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8398 (deps_list_empty_p): Make it static. Use 'n_links' field.
8399 (deps_pools_are_empty_p): New static function.
8400 (alloc_deps_list, delete_deps_list): Remove.
8401 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8402 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8403 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8404 (forward_dependency_cache): Remove.
8405 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8406 'back' from the names. Change signature to use dep_t instead of
8408 (add_back_dep): Ditto. Make global.
8409 (check_dep_status): Rename to check_dep ().
8410 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8412 (sd_finish_insn): Ditto.
8413 (sd_find_dep_between_no_cache): New static function.
8414 (sd_find_dep_between): New function.
8415 (ask_dependency_caches, set_dependency_caches): New static functions.
8416 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8417 (add_or_update_dep_1): Separate pieces of functionality into
8418 ask_dependency_caches (), update_dependency_caches (),
8419 change_spec_dep_to_hard (), update_dep ().
8420 (get_back_and_forw_lists): New static function.
8421 (sd_add_dep): Separate setting of dependency caches into
8422 set_dependency_caches ().
8423 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8425 (sd_delete_dep): Ditto.
8426 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8427 (dump_lists): New static function.
8428 (sd_debug_lists): New debug function.
8429 (delete_all_dependences, fixup_sched_groups): Update to use
8430 sd_* infrastructure.
8431 (sched_analyze_2): Create data-speculative dependency only if
8432 data-speculation is enabled.
8433 (sched_analyze_insn): If insn cannot be speculative, make all its
8434 dependencies non-speculative.
8435 (sched_analyze): Use sd_init_insn ().
8436 (add_forw_dep, compute_forward_dependencies): Remove.
8437 (delete_dep_nodes_in_back_deps): New static function.
8438 (sched_free_deps): New function.
8439 (init_dependency_caches): Init alloc_pools.
8440 (extend_depedency_caches): Update after removing of
8441 forward_dependency_cache.
8442 (free_dependency_caches): Ditto. Free alloc_pools.
8443 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8444 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8446 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8447 (add_dependence): Use init_dep ().
8448 (get_dep_weak_1): New static function.
8449 (get_dep_weak): Move logic to get_dep_weak_1 ().
8450 (dump_ds): New static function moved from haifa-sched.c:
8451 debug_spec_status ().
8452 (debug_ds): New debug function.
8453 (check_dep_status): Rename to check_dep (). Update to check whole
8456 * haifa-sched.c (spec_info): Make global.
8457 (added_recovery_block_p): Rename to
8458 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8459 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8460 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8461 to use new interfaces.
8462 (ok_for_early_queue_removal): Ditto.
8463 (schedule_block): Initialize logical uids of insns emitted by the
8465 (sched_init): Initialize new variable.
8466 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8468 (extend_global): Initialize insn data.
8469 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8470 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8472 (add_to_speculative_block): Update to use new interfaces.
8473 (create_recovery_block): Set new variables.
8474 (create_check_block_twin, fix_recovery_deps): Update to use new
8476 (sched_insn_is_legitimate_for_speculation_p): New function.
8477 (speculate_insn): Move checking logic to
8478 sched_insn_is_legitimate_for_speculation_p ().
8479 (sched_remove_insn): Finalize sched-deps information of instruction.
8480 (clear_priorities, add_jump_dependencies): Update to use new
8482 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8484 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8485 to use new interfaces.
8486 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8487 (new_ready): Try to use control speculation only if it is available.
8488 (add_branch_dependences): Update to use new interfaces.
8489 (compute_block_backward_dependences): Rename to
8490 compute_block_dependences (). Call
8491 targetm.sched.dependencies_evaluation_hook ().
8492 (free_block_dependencies): New static function.
8493 (debug_dependencies): Update to use new interfaces.
8494 (schedule_region): Remove separate computation of forward dependencies.
8495 Move call of targetm.sched.dependencies_evaluation_hook () to
8496 compute_block_dependences (). Free dependencies at the end of
8497 scheduling the region.
8499 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8501 (add_deps_for_risky_insns): Ditto.
8502 (schedule_ebb): Remove separate computation of forward dependencies.
8503 Free dependencies at the end of scheduling the ebb.
8505 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8506 (build_intra_loop_deps): Ditto. Remove separate computation of
8507 forward dependencies. Free sched-deps dependencies.
8509 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8510 to use new interfaces.
8511 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8513 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8515 (is_costly_group): Ditto.
8517 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8519 * alias.c (rtx_equal_for_memref_p): Constify.
8520 * basic-block.h (const_edge, const_basic_block): New.
8521 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8522 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8523 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8524 probably_never_executed_bb_p, edge_probability_reliable_p,
8525 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8526 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8528 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8529 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8531 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8532 flow_nodes_print, dfs_enumerate_from): Likewise.
8533 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8534 control_flow_insn_p, count_basic_blocks): Likewise.
8535 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8536 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8537 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8538 average_num_loop_insns, loop_exit_edge_p,
8539 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8540 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8541 average_num_loop_insns, seq_cost): Likewise.
8542 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8543 * dominance.c (dominated_by_p): Likewise.
8544 * emit-rtl.c (validate_subreg): Likewise.
8545 * except.c (can_throw_internal, can_throw_external): Likewise.
8546 * except.h (can_throw_internal, can_throw_external): Likewise.
8547 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8548 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8549 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8550 simple_mem, store_ops_ok, load_kills_store, find_loads,
8551 store_killed_in_insn, store_killed_after, store_killed_before,
8552 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8554 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8555 noce_mem_write_may_trap_or_fault_p): Likewise.
8556 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8558 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8560 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8561 probably_cold_bb_p, probably_never_executed_bb_p,
8562 edge_probability_reliable_p, br_prob_note_reliable_p,
8563 can_predict_insn_p): Likewise.
8564 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8565 * resource.c (return_insn_p): Likewise.
8566 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8568 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8569 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8570 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8571 verify_gimple_modify_stmt): Likewise.
8572 * tree-chrec.c (is_not_constant_evolution,
8573 is_multivariate_chrec_rec, is_multivariate_chrec,
8574 chrec_contains_symbols, chrec_contains_undetermined,
8575 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8576 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8577 eq_evolutions_p, scev_direction): Likewise.
8578 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8579 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8580 chrec_contains_symbols_defined_in_loop,
8581 chrec_contains_undetermined, tree_contains_chrecs,
8582 evolution_function_is_affine_multivariate_p,
8583 evolution_function_is_univariate_p, chrec_zerop,
8584 evolution_function_is_constant_p, evolution_function_is_affine_p,
8585 evolution_function_is_affine_or_constant_p,
8586 tree_does_not_contain_chrecs, chrec_type): Likewise.
8587 * tree-data-ref.c (tree_fold_divides_p,
8588 object_address_invariant_in_loop_p, dr_may_alias_p,
8589 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8590 same_access_functions, constant_access_functions,
8591 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8593 * tree-flow.h (scev_direction): Likewise.
8594 * tree-gimple.c (is_gimple_stmt): Likewise.
8595 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8597 * tree-pretty-print.c (op_prio): Likewise.
8598 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8599 analyzable_condition, backedge_phi_arg_p): Likewise.
8600 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8601 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8602 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8605 2007-08-13 Dan Hipschman <dsh@google.com>
8608 * c-format.c (check_format_arg): Move check for zero-length
8609 format strings below the check for unterminated strings.
8611 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8614 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8617 2007-08-13 Nick Clifton <nickc@redhat.com>
8619 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8621 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8624 * c-format.c (gcc_gfc_length_specs): New array.
8625 (gcc_gfc_char_table): Add unsigned specifier, and references to
8626 the l length modifier.
8627 (format_types_orig): Use the new gcc_gfc_length_specs.
8629 2007-08-12 Sa Liu <saliu@de.ibm.com>
8631 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8632 and with REG_RETVAL note after split.
8634 2007-08-11 David Daney <ddaney@avtrex.com>
8636 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8637 as ATTRIBUTE_UNUSED.
8639 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8640 Segher Boessenkool <segher@kernel.crashing.org>
8642 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8643 HAVE_LOCAL_CPU_DETECT not defined.
8645 2007-08-11 Jan Hubicka <jh@suse.cz>
8647 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8648 (cgraph_process_new_functions): Honor previous value of
8649 disregard_inline_limits.
8650 * ipa-inline.c (compute_inline_parameters): Likewise.
8652 2007-08-11 Ian Lance Taylor <iant@google.com>
8654 * alias.h (alias_set_type): Define new type.
8655 (ALIAS_SET_MEMORY_BARRIER): Use it.
8656 * rtl.h: Include alias.h.
8657 (struct mem_attrs): Use alias_set_type.
8658 * tree.h: Include alias.h
8659 (struct tree_type): Use alias_set_type.
8660 (struct tree_struct_field_tag): Likewise.
8661 (struct tree_decl_common): Likewise.
8662 * alias.c (struct alias_set_entry): Use alias_set_type.
8663 (get_alias_set_entry, alias_set_subset_of): Likewise.
8664 (alias_sets_conflict_p): Likewise.
8665 (alias_sets_must_conflict_p): Likewise.
8666 (objects_must_conflict_p): Likewise.
8667 (get_alias_set, new_alias_set): Likewise.
8668 (record_alias_subset, record_component_aliases): Likewise.
8669 (varargs_set, frame_set): Change to alias_set_type.
8670 (get_varargs_alias_set): Use alias_set_type.
8671 (get_frame_alias_set): Likewise.
8672 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8673 * dse.c (struct store_info): Use alias_set_type.
8674 (struct read_info, struct clear_alias_mode_holder): Likewise.
8675 (clear_alias_set_lookup, canon_address): Likewise.
8676 (record_store, check_mem_read_rtx): Likewise.
8677 (dse_record_singleton_alias_set): Likewise.
8678 (dse_invalidate_singleton_alias_set): Likewise.
8679 * emit-rtl.c (get_mem_attrs): Likewise.
8680 (set_mem_attributes_minus_bitpos): Likewise.
8681 (set_mem_alias_set): Likewise.
8682 * expr.c (store_constructor_field, store_field): Likewise.
8683 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8684 * langhooks.c (lhd_get_alias_set): Likewise.
8685 * langhooks-def.h (lhd_get_alias_set): Likewise.
8686 * reload1.c (alter_reg): Likewise.
8687 * tree-flow.h (struct fieldoff): Likewise.
8688 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8689 (may_alias_p, get_smt_for, create_sft): Likewise.
8690 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8691 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8692 (merge_smts_into): Likewise.
8693 * varasm.c (const_alias_set): Likewise.
8694 * c-common.c (strict_aliasing_warning): Likewise.
8695 (c_common_get_alias_set): Likewise.
8696 * dse.h (dse_record_singleton_alias_set): Update declaration.
8697 (dse_invalidate_singleton_alias_set): Likewise.
8698 * emit-rtl.h (set_mem_alias_set): Likewise.
8699 * c-common.h (c_common_get_alias_set): Likewise.
8700 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8701 * print-tree.c (print_node): Likewise.
8702 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8704 (alpha_setup_incoming_varargs): Use alias_set_type.
8705 * config/i386/i386.c (setup_incoming_varargs_64): Use
8707 (setup_incoming_varargs_ms_64): Likewise.
8708 (ix86_GOT_alias_set): Likewise.
8709 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8710 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8711 (set): Change to alias_set_type.
8712 (get_TOC_alias_set): Use alias_set_type.
8713 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8715 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8716 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8718 (struct_value_alias_set): Likewise.
8719 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8721 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8723 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8724 * config/vxworks.h (TARGET_VXWORKS): Override.
8725 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8726 "mips" if TARGET_VXWORKS.
8728 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8730 * calls.c (avoid_likely_spilled_reg): New function.
8731 (expand_call): Use it.
8733 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8735 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8737 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8739 * config/mips/predicates.md (const_call_insn_operand): Invoke
8740 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8742 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8745 * config/rs6000/driver-rs6000.c: Include link.h.
8746 Use ElfW instead of wordsize-specif typedef.
8748 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8750 * system.h (CONST_CAST): New.
8751 * c-decl.c (c_make_fname_decl): Use it.
8752 * c-lex.c (cb_ident, lex_string): Likewise.
8753 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8754 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8755 give_switch, set_multilib_dir): Likewise.
8756 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8757 * passes.c (execute_one_pass): Likewise.
8758 * prefix.c (update_path): Likewise.
8759 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8760 * tree.c (build_string): Likewise.
8762 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8764 * tree-flow-inline.h (is_exec_stmt): Remove.
8765 (is_label_stmt): Remove.
8766 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8769 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8771 * lower-subreg.c (resolve_shift_zext): Don't adjust
8772 src_reg_num for wordmode operands.
8774 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8775 David Ung <davidu@mips.com>
8777 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8778 (TARGET_SCHED_REORDER2): Define.
8779 (mips_maybe_swap_ready): New.
8780 (mips_last_74k_agen_insn): New.
8781 (mips_74k_agen_init): New.
8782 (mips_74k_agen_reorder): New function to group loads and stores
8784 (mips_sched_init): New.
8785 (mips_sched_reorder): Don't do initialization here. Call
8786 mips_74k_agen_reorder.
8787 (mips_variable_issue): Call mips_74k_agen_init.
8789 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8791 * tree-flow-inline.h (get_filename): Remove.
8793 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8795 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8797 (mips_fetch_insns): Delete in favor of...
8798 (mips_load_store_insns): ...this new function.
8799 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8800 to say whether multiword moves _might_ be split.
8801 (mips_fetch_insns): Delete in favor of...
8802 (mips_load_store_insns): ...this new function.
8803 (mips_rtx_costs): Update the call to mips_address_insns.
8804 (mips_address_cost): Likewise.
8805 * config/mips/mips.md (length): Use mips_load_store_insns instead
8806 of mips_fetch_insns.
8807 * config/mips/constraints.md (R): Use mips_address_insns rather
8808 than mips_fetch_insns. Assume that the move never needs to be split.
8810 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8812 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8813 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8814 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8815 * config/mips/mips.h (mips16_hard_float): Delete.
8816 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8817 definitions, and replace with....
8818 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8819 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8820 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8821 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8822 (override_options): Replace MASK_SOFT_FLOAT references with
8823 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8824 and mips16_hard_float when TARGET_MIPS16.
8826 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8829 * c-typeck.c (build_binary_op): Check for non pointer types before
8830 calling int_fits_type_p.
8832 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8835 * fold-const.c (omit_one_operand): Return only the ommitted expression
8836 if the result is an empty statement.
8837 (pedantic_omit_one_operand): Likewise.
8839 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8841 * c-typeck.c (readonly_error): Improve error for assignment.
8843 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8845 (pp_c_expression): Ditto.
8847 2007-08-09 Simon Baldwin <simonb@google.com>
8849 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8850 break that was preventing simplify_associative_operation() for xor.
8852 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8853 Nigel Stephens <nigel@mips.com>
8855 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8856 Document change in interpretation of value from boolean to
8858 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8859 ffs and ctz using clz.
8860 (expand_unop): Call them.
8861 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8863 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8864 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8865 enable the new ffs expansion on this target.
8867 2007-08-09 Jan Hubicka <jh@suse.cz>
8869 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8870 (expand_ternary_op): Likewise.
8871 (expand_vec_shift_expr): Likewise.
8872 (expand_binop_directly): Likewise.
8873 (expand_binop): Likewise.
8874 (sign_expand_binop): Likewise.
8875 (expand_twoval_unop): Likewise.
8876 (expand_twoval_binop): Likewise.
8877 (expand_twoval_binop_libfunc): Likewise.
8878 (widen_clz): Likewise.
8879 (widen_bswap): Likewise.
8880 (expand_parity): Likewise.
8881 (expand_unop): Likewise.
8882 (expand_abs_nojump): Likewise.
8883 (expand_copysign): Likewise.
8884 (emit_no_conflict_block): Likewise.
8885 (emit_libcall_block): Likewise.
8886 (can_compare_p): Likewise.
8887 (prepare_cmp_insn): Likewise.
8888 (emit_cmp_and_jump_insn_1): Likewise.
8889 (prepare_float_lib_cmp): Likewise.
8890 (emit_conditional_add): Likewise.
8891 (gen_add2_insn): Likewise.
8892 (have_add2_insn): Likewise.
8893 (gen_sub2_insn): Likewise.
8894 (have_sub2_insn): Likewise.
8895 (can_extend_p): Likewise.
8896 (can_fix_p): Likewise.
8897 (can_float_p): Likewise.
8898 (expand_float): Likewise.
8899 (expand_fix): Likewise.
8900 (expand_sfix_optab): Likewise.
8901 (new_optab): Likewise.
8902 (new_convert_optab): Likewise.
8903 (init_libfuncs): Likewise.
8904 (init_interclass_conv_libfuncs): Likewise.
8905 (init_intraclass_conv_libfuncs): Likewise.
8906 (set_conv_libfunc): Likewise.
8907 (init_optabs): Likewise.
8908 (debug_optab_libfuncs): Likewise.
8909 (gen_cond_trap): Likewise.
8910 * optabs.h (optab_handler, convert_optab_hanlder): New.
8911 * genopinit.c: Update optabs generation table.
8912 * reload.c (find_reloads_address_1): Use optabs accestors.
8913 * builtins.c (expand_builtin_mathfn): Likewise.
8914 (expand_builtin_mathfn_2): Likewise.
8915 (expand_builtin_mathfn_3): Likewise.
8916 (expand_builtin_interclass_mathfn): Likewise.
8917 (expand_builtin_sincos): Likewise.
8918 (expand_builtin_cexpi): Likewise.
8919 (expand_builtin_powi): Likewise.
8920 (expand_builtin_strlen): Likewise.
8921 * dojump.c (do_jump): Likewise.
8922 * expr.c (convert_move): Likewise.
8923 (move_by_pieces): Likewise.
8924 (move_by_pieces_ninsns): Likewise.
8925 (can_store_by_pieces): Likewise.
8926 (store_by_pieces_1): Likewise.
8927 (emit_move_via_integer): Likewise.
8928 (emit_move_complex): Likewise.
8929 (emit_move_ccmode): Likewise.
8930 (emit_move_insn_1): Likewise.
8931 (emit_single_push_insn): Likewise.
8932 (store_constructor): Likewise.
8933 (expand_expr_real_1): Likewise.
8934 (do_store_flag): Likewise.
8935 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8936 (enumerate_modes): Likewise.
8937 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8938 (supportable_widening_operation): Likewise.
8939 (supportable_narrowing_operation): Likewise.
8940 * expmed.c (store_bit_field_1): Likewise.
8941 (extract_bit_field_1): Likewise.
8942 (expand_mult_highpart_optab): Likewise.
8943 (expand_smod_pow2): Likewise.
8944 (expand_divmod): Likewise.
8945 (emit_store_flag): Likewise.
8946 * tree-vect-patterns.c
8947 (vect_pattern_recog_1): Likewise.
8948 * tree-ssa-loop-prefetch.c
8949 (nontemporal_store_p): Likewise.
8950 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8951 (vect_create_epilog_for_reduction): Likewise.
8952 (vectorizable_reduction): Likewise.
8953 (vectorizable_operation): Likewise.
8954 (vect_strided_store_supported): Likewise.
8955 (vectorizable_store): Likewise.
8956 (vect_strided_load_supported): Likewise.
8957 (vectorizable_load): Likewise.
8958 * combine.c (simplify_comparison): Likewise.
8959 * tree-vect-generic.c
8960 (type_for_widest_vector_mode): Likewise.
8961 (expand_vector_operations_1): Likewise.
8962 * config/spu/spu.c (spu_expand_mov): Likewise.
8963 (spu_emit_vector_compare): Likewise.
8964 * config/rs6000/rs6000.c
8965 (rs6000_emit_vector_compare): Likewise.
8966 * stmt.c (add_case_node): Likewise.
8967 * reload1.c (gen_reload):
8969 2007-08-09 Michael Matz <matz@suse.de>
8971 * tree.h (fixed_zerop): Declare as taking a const_tree.
8972 * tree.c (fixed_zerop): Take a const_tree.
8974 2007-08-09 Ira Rosen <irar@il.ibm.com>
8976 * tree-vect-transform.c (vectorizable_store): Remove call to
8977 copy_virtual_operands() and call mark_symbols_for_renaming() for
8978 the created vector store.
8979 (vect_setup_realignment): Don't call copy_virtual_operands() and
8980 update_vuses_to_preheader().
8981 (vectorizable_load): Don't call copy_virtual_operands().
8982 (update_vuses_to_preheader): Remove.
8984 2007-08-08 Chao-ying Fu <fu@mips.com>
8986 * tree.def (FIXED_POINT_TYPE): New type.
8987 (FIXED_CST): New constant.
8988 (FIXED_CONVERT_EXPR): New expr.
8989 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8990 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8991 * tree.h (struct tree_base): Add saturating_flag.
8992 Remove one bit of spare for saturating_flag.
8993 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8994 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8995 FIXED_POINT_TYPE_P): Define.
8996 (TYPE_SATURATING): Define.
8997 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8998 (struct tree_fixed_cst): New.
8999 (TYPE_IBIT, TYPE_FBIT): Define.
9000 (tree_node): Add fixed_cst.
9001 (enum tree_index): Add new enumeration values of
9002 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9003 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9004 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9005 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9006 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9007 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9008 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9009 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9010 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9011 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9012 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9013 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9014 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9015 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9016 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9017 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9018 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9019 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9020 (sat_short_fract_type_node, sat_fract_type_node,
9021 sat_long_fract_type_node, sat_long_long_fract_type_node,
9022 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9023 sat_unsigned_long_fract_type_node,
9024 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9025 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9026 unsigned_short_fract_type_node, unsigned_fract_type_node,
9027 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9028 sat_short_accum_type_node, sat_accum_type_node,
9029 sat_long_accum_type_node, sat_long_long_accum_type_node,
9030 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9031 sat_unsigned_long_accum_type_node,
9032 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9033 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9034 unsigned_short_accum_type_node, unsigned_accum_type_node,
9035 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9036 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9037 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9038 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9039 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9040 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9041 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9042 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9043 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9044 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9045 sat_uda_type_node, sat_uta_type_node): New macro.
9046 (make_fract_type, make_accum_type): Declare.
9047 (make_signed_fract_type, make_unsigned_fract_type,
9048 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9049 make_signed_accum_type, make_unsigned_accum_type,
9050 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9051 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9052 make_or_reuse_sat_signed_fract_type,
9053 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9054 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9055 make_or_reuse_sat_unsigned_accum_type): New macro.
9056 (fixed_zerop): Declare.
9057 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9058 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9059 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9060 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9061 * treestruct.def: Add TS_FIXED_CST.
9062 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9064 (tree-dump.o): Likewise.
9065 (print-tree.o): Likewise.
9066 (tree-pretty-print.o): Likewise.
9067 (fold-const.o): Likewise.
9068 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9069 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9070 (is_gimple_min_invariant): Handle FIXED_CST.
9071 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9072 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9073 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9074 (layout_type): Handle FIXED_POINT_TYPE.
9075 (make_fract_type, make_accum_type): New functions.
9076 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9077 * tree-dump.c (fixed-value.h): New include.
9078 (dump_fixed): New function.
9079 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9080 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9081 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9082 * tree-pretty-print.c (fixed-value.h): New include.
9083 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9085 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9086 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9087 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9088 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9089 for non-saturating fixed-point types.
9090 (reassociate_bb): Likewise.
9091 * emit-rtl.c (fixed-value.h): New include.
9092 (fconst0, fconst1): New array.
9093 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9094 * tree-vect-generic.c expand_vector_operation): Support
9095 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9097 (type_for_widest_vector_mode): Add one parameter for the
9099 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9101 Pass the satp parameter to type_for_mode for fixed-point types.
9102 (expand_vector_operations_1): Pass the saturating flag to
9103 type_for_widest_vector_mode.
9104 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9105 and MODE_VECTOR_UACCUM.
9106 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9107 (vectorizable_condition): Likewise.
9108 * tree.c (fixed-value.h): New include.
9109 (tree_code_size): Support FIXED_CST.
9110 (build_fixed): New function.
9111 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9112 (fixed_zerop): New function.
9113 (tree_node_structure): Support FIXED_CST.
9114 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9115 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9116 (type_hash_eq): Handle FIXED_POINT_TYPE.
9117 (simple_cst_equal): Support FIXED_CST.
9118 (iterative_hash_expr): Handle FIXED_CST.
9119 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9120 (get_narrower): Likewise.
9121 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9122 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9123 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9124 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9126 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9127 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9128 (initializer_zerop): Support FIXED_CST.
9129 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9130 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9131 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9132 (is_base_type): Handle FIXED_POINT_TYPE.
9133 (add_type_attribute): Handle FIXED_POINT_TYPE.
9134 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9135 * print-tree.c (fixed-value.h): New include.
9136 (print_node_brief): Support FIXED_CST.
9137 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9138 * c-pretty-print.c (fixed-value.h): New include.
9139 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9140 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9141 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9142 Support fixed-point types for inner items in VECTOR_TYPE.
9143 (pp_c_direct_declarator): Likewise.
9144 (pp_c_declarator): Likewise.
9145 (pp_c_fixed_constant): New function.
9146 (pp_c_constant): Handle FIXED_CST.
9147 (pp_c_primary_expression): Likewise.
9148 (pp_c_expression): Likewise.
9149 * fold-const.c (fixed-value.h): New include.
9150 (negate_expr_p): Return true for FIXED_CST.
9151 (fold_negate_expr): Support FIXED_CST.
9152 (split_tree): Support FIXED_CST.
9153 (const_binop): Support FIXED_CST.
9154 (fold_convert_const_int_from_fixed): New function to convert from
9156 (fold_convert_const_real_from_fixed): New function to convert from
9158 (fold_convert_const_fixed_from_fixed): New function to convert from
9159 fixed to another fixed.
9160 (fold_convert_const_fixed_from_int): New function to convert from
9162 (fold_convert_const_fixed_from_real): New function to convert from
9164 (fold_convert_const): Support conversions from fixed to int, from
9165 fixed to real, from fixed to fixed, from int to fixed, and from real
9167 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9168 (operand_equal_p): Support FIXED_CST.
9169 (make_range): For fixed-point modes, we need to pass the
9170 saturating flag as the 2nd parameter.
9171 (tree_swap_operands_p): Handle FIXED_CST.
9172 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9174 (fold_unary): Support FIXED_CONVERT_EXPR.
9175 (fold_binary): Handle FIXED_CST.
9176 Make sure the type is not saturating, before associating operations.
9177 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9178 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9179 (fold_negate_const): Support FIXED_CST.
9180 (fold_relational_const): Support FIXED_CST.
9181 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9182 (gimplify_expr): Handle FIXED_CST.
9183 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9184 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9185 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9186 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9187 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9188 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9189 LONG_LONG_ACCUM_TYPE_SIZE.
9190 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9191 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9192 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9193 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9194 MODE_ACCUM, and MODE_UACCUM.
9195 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9196 fixed-point types to disable reduction.
9197 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9199 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9201 * config/rs6000/x-rs6000: New file.
9202 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9203 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9204 (EXTRA_SPEC_FUNCTIONS): Define.
9205 (HAVE_LOCAL_CPU_DETECT): Define.
9206 (CC1_CPU_SPEC): Define.
9207 * config/rs6000/driver-rs6000.c: New file.
9208 * config/rs6000/aix.h (CC1_SPEC): Define.
9209 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9210 * config.host: Add x-rs6000 to host_xmake_file if host and target
9211 are rs6000 or powerpc.
9213 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9215 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9217 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9218 Sandra Loosemore <sandra@codesourcery.com>
9219 Chao-ying Fu <fu@mips.com>
9220 Nigel Stephens <nigel@mips.com>
9221 David Ung <davidu@mips.com>
9223 * doc/invoke.texi (-mcode-readable): Document.
9224 * config/mips/mips.opt (mcode-readable): New option.
9225 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9226 * config/mips/mips.h (mips_code_readable_setting): New enum.
9227 (mips_code_readable): Declare.
9228 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9229 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9230 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9231 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9232 boiler-plate comments.
9233 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9234 * config/mips/mips.c (mips_code_readable): New variable.
9235 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9236 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9237 context and -mcode-readable setting to restrict the use of
9238 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9239 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9240 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9241 (mips_blocks_for_constant_p): Only return false for
9242 TARGET_MIPS16_PCREL_LOADS.
9243 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9244 for MIPS16. Handle SYMBOL_32_HIGH.
9245 (mips_const_insns): Allow HIGHs for MIPS16 too.
9246 (mips_unspec_address_offset): New function, split out from...
9247 (mips_unspec_address): ...here.
9248 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9249 16-bit symbolic constants. Assert approropiate conditions for
9250 using the "la" and "dla" macros.
9251 (mips_handle_option): Handle -mcode-readable=.
9252 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9253 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9254 (mips_strip_unspec_address): New function, split out from...
9255 (print_operand_reloc): ...here.
9256 (print_operand): Pass constants through mips_strip_unspec_address.
9257 (print_operand_address): Likewise.
9258 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9259 (mips_select_rtx_section): Remove MIPS16 handling.
9260 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9261 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9262 (mips16_lay_out_constants): Do nothing unless
9263 TARGET_MIPS16_PCREL_LOADS.
9264 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9265 * config/mips/mips.md: Split HIGHs for MIPS16.
9266 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9268 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9270 * config/mips/mips-protos.h (mips_emit_move): Declare.
9271 * config/mips/mips.c (mips_emit_move): New function.
9272 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9273 (mips_legitimize_const_move): Likewise.
9274 (mips_legitimize_move): Likewise.
9275 (mips_split_64bit_move): Likewise.
9276 (mips_restore_gp): Likewise.
9277 (mips_load_call_address): Likewise.
9278 (mips_emit_fcc_reload): Likewise.
9279 (mips_set_return_address): Likewise.
9280 (mips_block_move_straight): Likewise.
9281 (mips_block_move_loop): Likewise.
9282 (mips_setup_incoming_varargs): Likewise.
9283 (mips_save_reg): Likewise.
9284 (mips_expand_prologue): Likewise.
9285 (mips_restore_reg): Likewise.
9286 (mips_expand_epilogue): Likewise.
9287 (mips_output_mi_thunk): Likewise.
9288 (build_mips16_call_stub): Likewise.
9289 (mips_builtin_branch_and_move): Likewise.
9290 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9291 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9292 (fixuns_truncdfdi2): Likewise.
9293 (fixuns_truncsfsi2): Likewise.
9294 (fixuns_truncsfdi2): Likewise.
9295 (loadgp_absolute): Likewise.
9296 (builtin_setjmp_setup): Likewise.
9297 (builtin_longjmp): Likewise.
9298 (untyped_call): Likewise.
9300 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9302 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9303 an "rtx *" argument. Return a bool.
9304 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9305 values and return true if they can be split. Take the same kind of
9306 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9307 and store the lo_sum there if nonnull. Use the symbol type to
9308 determine whether a $gp or HIGH is needed.
9309 (mips_legitimize_address): Update call to mips_split_symbol and
9310 simplify accordingly.
9311 (mips_legitimize_const_move): Likewise.
9312 * config/mips/mips.md: In the combine define_split,
9313 check mips_split_symbol instead of splittable_symbolic_operand.
9314 Update use of mips_split_symbol in the generator code.
9315 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9317 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9319 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9320 (mips_symbol_insns_1): New function, split out from...
9321 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9322 and stores separately from load addresses.
9323 (mips_classify_address): Replace uses of mips_symbolic_address_p
9324 with uses of mips_symbol_insns.
9325 (mips_address_insns): Update calls to mips_symbol_insns.
9326 (mips_const_insns): Likewise.
9327 (mips_legitimize_address): Likewise.
9329 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9331 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9332 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9333 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9334 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9335 non-call contexts if TARGET_MIPS16.
9336 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9337 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9338 code for SYMBOL_ABSOLUTE.
9339 (mips_symbol_insns): Likewise.
9341 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9343 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9344 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9345 (mips_symbolic_constant_p): Likewise. Update the call to
9346 mips_classify_symbol.
9347 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9348 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9349 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9350 (print_operand_reloc): Add a context argument. Update the call to
9351 mips_symbolic_constant_p.
9352 (print_operand): Update the calls to print_operand_reloc.
9353 (print_operand_address): Use print_operand_reloc rather than
9355 (mips_rewrite_small_data_p): Add a context argument. Update the call
9356 to mips_symbolic_constant_p.
9357 (mips_small_data_pattern_1): Make DATA the containing mem.
9358 Update the call to mips_rewrite_small_data_p.
9359 (mips_rewrite_small_data_1): Likewise.
9360 (mips_use_anchors_for_symbol_p): Update the call to
9361 mips_symbolic_constant_p.
9362 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9363 (splittable_symbolic_operand): Likewise.
9364 (move_operand): Likewise.
9365 (absolute_symbolic_operand): Likewise.
9366 (got_disp_operand): Likewise.
9367 (got_page_ofst_operand): Likewise.
9369 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9371 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9372 (SYMBOL_ABSOLUTE): ...this.
9373 (SYMBOL_SMALL_DATA): Rename to...
9374 (SYMBOL_GP_RELATIVE): ...this.
9375 (SYMBOL_CONSTANT_POOL): Rename to...
9376 (SYMBOL_PC_RELATIVE): ...this.
9377 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9378 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9379 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9380 after above changes.
9381 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9382 (general_symbolic_operand): Rename to...
9383 (absolute_symbolic_operand): ...this.
9384 * config/mips/mips.md: Update after above changes.
9386 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9387 Revital Eres <eres@il.ibm.com>
9389 * ddg.c (print_ddg): Add dump information.
9390 * modulo-sched.c (print_node_sched_params): Add parameter and
9392 (calculate_maxii): Remove function.
9393 (undo_generate_reg_moves): Likewise.
9394 (undo_permute_partial_schedule): Likewise.
9395 (kernel_number_of_cycles): Likewise.
9396 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9397 (sms_schedule): Use it. Remove profitability checks.
9398 (sms_schedule_by_order): Fix order of nodes within the cycle.
9400 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9402 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9403 -profile option, add pie support.
9404 (ENDFILE_SPEC): New spec.
9405 * config/gnu.h (LIB_SPEC): Add -profile option.
9407 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9409 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9410 * config/gnu.h (LIB_SPEC): Likewise.
9412 2007-08-07 Yaz Saito <saito@google.com>
9413 Ian Lance Taylor <iant@google.com>
9415 * common.opt (finstrument-functions-exclude-function-list): New
9417 (finstrument-functions-exclude-file-list): New option.
9418 * opts.c (char_p): Define and DEF_VEC.
9419 (flag_instrument_functions_exclude_functions): New static
9421 (flag_instrument_functions_exclude_files): New static variable.
9422 (add_instrument_functions_exclude_list): New static function.
9423 (flag_instrument_functions_exclude_p): New function.
9424 (common_handle_option): Handle new options.
9425 * flags.h (flag_instrument_functions_exclude_p): Declare.
9426 * gimplify.c (gimplify_function_tree): Call
9427 flag_instrument_functions_exclude_p.
9428 * doc/invoke.texi (Option Summary): Mention new options.
9429 (Code Gen Options): Document new options.
9431 2007-08-07 Ian Lance Taylor <iant@google.com>
9433 PR rtl-optimization/32776
9434 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9435 (resolve_use): Likewise.
9436 (decompose_multiword_subregs): Remove "changed" local variable.
9438 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9440 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9441 * configure: Regenerate.
9442 * config.in: Regenerate.
9443 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9446 2007-08-07 Ian Lance Taylor <iant@google.com>
9448 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9449 note, just delete the insn.
9451 2007-08-07 Andreas Schwab <schwab@suse.de>
9454 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9457 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9459 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9460 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9461 (decompose_multiword_subregs): Use the functions above to decompose
9462 multiword shifts and zero-extends.
9464 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9466 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9467 "assemble" descriptions which were swapped.
9469 2007-08-06 Chao-ying Fu <fu@mips.com>
9471 * fixed-value.h: New file.
9472 * fixed-value.c: New file.
9473 * Makefile.in (OBJS-common): Add fixed-value.o.
9474 (fixed-value.o): New rule.
9475 (GTFILES): Add fixed-value.h.
9476 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9477 to compare a.low and b.low.
9478 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9480 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9481 Daniel Jacobowitz <dan@codesourcery.com>
9484 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9486 (x86_64-*-netbsd*): Likewise.
9487 (x86_64-*-linux*): Likewise.
9488 (x86_64-*-kfreebsd*-gnu): Likewise.
9489 (x86_64-*-knetbsd*-gnu): Likewise.
9490 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9492 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9494 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9495 Add -fno-asynchronous-unwind-tables.
9497 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9498 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9499 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9500 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9501 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9503 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9505 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9506 (TARGET_C_MODE_FOR_SUFFIX): New.
9508 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9510 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9512 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9514 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9516 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9518 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9519 before checking function returns in conditional expressions.
9521 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9524 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9526 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9529 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9530 for INTEGRAL_TYPE_P.
9532 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9534 * configure.ac: Remove --enable-checking=df from default settings.
9535 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9536 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9537 if the parameter is true.
9538 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9539 DF_VERIFY_SCHEDULED flag is true.
9540 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9541 (df_finish_pass): Adjust prototype.
9542 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9545 * see.c (pass_see): Add TODO_df_verify.
9546 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9547 * global.c (rest_of_handle_global_alloc): Schedule verification
9549 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9551 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9552 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9553 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9555 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9556 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9557 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9559 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9560 Revital Eres <eres@il.ibm.com>
9562 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9564 * ddg.c (create_ddg_dependence): Rename to...
9565 (create_ddg_dep_from_intra_loop_link): This. Do not check
9566 for interloop edges. Do not create anti dependence edge when
9567 a true dependence edge exists in the opposite direction and
9568 -fmodulo-sched-allow-regmoves is set.
9569 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9570 (add_cross_iteration_register_deps): Create anti dependence edge
9571 when -fno-modulo-sched-allow-regmoves is set.
9572 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9574 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9576 * config/arm/arm.md (movsi): Add braces.
9578 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9581 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9582 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9585 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9587 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9588 state accessor functions.
9589 * cfgloopmanip.c (remove_path, create_preheaders,
9590 force_single_succ_latches, fix_loop_structure): Ditto.
9591 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9592 tree_duplicate_loop_to_header_edge): Ditto.
9593 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9594 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9596 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9597 cleanup_tree_cfg): Ditto.
9598 * tree-cfg.c (tree_merge_blocks): Ditto.
9599 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9600 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9601 loop_preheader_edge, single_exit): Ditto.
9602 (flow_loops_find): Do not clear loops->state.
9603 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9604 loops_state_clear): New functions.
9606 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9609 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9610 when adding to the base and convert ELT to sizetype instead of type.
9612 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9615 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9616 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9618 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9621 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9622 correct type the negate expression.
9624 2007-08-03 Jan Hubicka <jh@suse.cz>
9626 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9629 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9631 * config/rs6000/rs6000.c (struct processor_cost): Change
9632 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9633 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9635 (rios1_costs, rios2_cost): Correct cache line size.
9636 (rs6000_override_options): Set l2-cache-size parameter.
9638 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9639 Diego Novillo <dnovillo@google.com>
9642 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9643 if the range includes 0.
9645 2007-08-03 Ben Elliston <bje@au.ibm.com>
9647 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9648 mode to unspec expressions to silence a warning from the generator
9651 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9653 * config/ia64/constraints.md ("U"): Make constraint vector only.
9655 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9658 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9659 always_inline attribute on the function decl.
9661 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9664 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9665 if we are compiling with -fPIC.
9667 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9668 Nigel Stephens <nigel@mips.com>
9670 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9671 Define for MIPS32 and MIPS64.
9673 2007-08-02 Nick Clifton <nickc@redhat.com>
9675 * config/host-hpux.c: Change copyright header to refer to version
9676 3 of the GNU General Public License and to point readers at the
9677 COPYING3 file and the FSF's license web page.
9678 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9679 config/alpha/linux.h, config/alpha/alpha.opt,
9680 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9681 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9682 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9683 config/alpha/alpha.h, config/alpha/sync.md,
9684 config/alpha/openbsd.h, config/alpha/alpha.md,
9685 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9686 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9687 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9688 config/alpha/constraints.md, config/alpha/osf.h,
9689 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9690 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9691 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9692 config/frv/frv-asm.h, config/frv/frv-protos.h,
9693 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9694 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9695 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9696 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9697 config/s390/s390.opt, config/s390/s390-modes.def,
9698 config/s390/fixdfdi.h, config/s390/constraints.md,
9699 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9700 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9701 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9702 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9703 config/m32c/prologue.md, config/m32c/m32c.abi,
9704 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9705 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9706 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9707 config/m32c/jump.md, config/m32c/shift.md,
9708 config/m32c/m32c-protos.h, config/libgloss.h,
9709 config/spu/spu-protos.h, config/spu/predicates.md,
9710 config/spu/spu-builtins.h, config/spu/spu.c,
9711 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9712 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9713 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9714 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9715 config/sparc/hypersparc.md, config/sparc/predicates.md,
9716 config/sparc/linux.h, config/sparc/sp64-elf.h,
9717 config/sparc/supersparc.md, config/sparc/cypress.md,
9718 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9719 config/sparc/niagara.md, config/sparc/sparc.md,
9720 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9721 config/sparc/sparc.opt, config/sparc/sync.md,
9722 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9723 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9724 config/sparc/sparc.c, config/sparc/little-endian.opt,
9725 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9726 config/sparc/linux64.h, config/sparc/freebsd.h,
9727 config/sparc/sol2.h, config/sparc/rtemself.h,
9728 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9729 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9730 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9731 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9732 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9733 config/m32r/linux.h, config/m32r/constraints.md,
9734 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9735 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9736 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9737 config/i386/i386.md, config/i386/netware-crt0.c,
9738 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9739 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9740 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9741 config/i386/sol2.h, config/i386/constraints.md,
9742 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9743 config/i386/predicates.md, config/i386/geode.md,
9744 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9745 config/i386/freebsd64.h, config/i386/vxworksae.h,
9746 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9747 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9748 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9749 config/i386/netware.h, config/i386/i386-modes.def,
9750 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9751 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9752 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9753 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9754 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9755 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9756 config/i386/xm-mingw32.h, config/i386/linux64.h,
9757 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9758 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9759 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9760 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9761 config/i386/cygwin2.c, config/i386/i386-protos.h,
9762 config/i386/sync.md, config/i386/openbsd.h,
9763 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9764 config/i386/nto.h, config/i386/biarch64.h,
9765 config/i386/i386-coff.h, config/i386/freebsd.h,
9766 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9767 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9768 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9769 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9770 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9771 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9772 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9773 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9774 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9775 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9776 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9777 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9778 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9779 config/sh/superh64.h, config/sh/rtemself.h,
9780 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9781 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9782 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9783 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9784 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9785 config/avr/predicates.md, config/avr/constraints.md,
9786 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9787 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9788 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9789 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9790 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9791 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9792 config/c4x/predicates.md, config/c4x/c4x.h,
9793 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9794 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9795 config/xtensa/linux.h, config/xtensa/xtensa.h,
9796 config/xtensa/elf.h, config/xtensa/xtensa.md,
9797 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9798 config/xtensa/xtensa-protos.h, config/dbx.h,
9799 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9800 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9801 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9802 config/host-solaris.c, config/fr30/fr30.h,
9803 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9804 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9805 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9806 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9807 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9808 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9809 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9810 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9811 config/cris/predicates.md, config/cris/linux.h,
9812 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9813 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9814 config/cris/aout.opt, config/cris/cris-protos.h,
9815 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9816 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9817 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9818 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9819 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9820 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9821 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9822 config/chorus.h, config/mn10300/mn10300.c,
9823 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9824 config/mn10300/mn10300.h, config/mn10300/linux.h,
9825 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9826 config/mn10300/mn10300.md, config/ia64/predicates.md,
9827 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9828 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9829 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9830 config/ia64/freebsd.h, config/ia64/ia64.md,
9831 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9832 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9833 config/gofast.h, config/rtems.h, config/sol2-10.h,
9834 config/m68k/predicates.md, config/m68k/m68k.md,
9835 config/m68k/linux.h, config/m68k/m68k-modes.def,
9836 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9837 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9838 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9839 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9840 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9841 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9842 config/m68k/constraints.md, config/m68k/rtemself.h,
9843 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9844 config/m68k/uclinux.h, config/rs6000/power4.md,
9845 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9846 config/rs6000/linux.h, config/rs6000/eabi.h,
9847 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9848 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9849 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9850 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9851 config/rs6000/windiss.h, config/rs6000/603.md,
9852 config/rs6000/aix41.h, config/rs6000/cell.md,
9853 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9854 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9855 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9856 config/rs6000/default64.h, config/rs6000/7xx.md,
9857 config/rs6000/darwin.opt, config/rs6000/spe.md,
9858 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9859 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9860 config/rs6000/7450.md, config/rs6000/linux64.h,
9861 config/rs6000/constraints.md, config/rs6000/440.md,
9862 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9863 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9864 config/rs6000/rs6000.h, config/rs6000/power6.md,
9865 config/rs6000/predicates.md, config/rs6000/altivec.md,
9866 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9867 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9868 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9869 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9870 config/rs6000/linux64.opt, config/rs6000/sync.md,
9871 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9872 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9873 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9874 config/rs6000/eabispe.h, config/rs6000/e500.h,
9875 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9876 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9877 config/rs6000/aix.h, config/rs6000/vxworks.h,
9878 config/rs6000/40x.md, config/rs6000/aix51.h,
9879 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9880 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9881 config/arc/arc.h, config/mcore/mcore-elf.h,
9882 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9883 config/mcore/mcore.md, config/mcore/mcore.c,
9884 config/mcore/mcore.opt, config/mcore/mcore.h,
9885 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9886 config/score/predicates.md, config/score/score-version.h,
9887 config/score/score-protos.h, config/score/misc.md,
9888 config/score/elf.h, config/score/score.c, config/score/mac.md,
9889 config/score/score7.md, config/score/score.h,
9890 config/score/score-conv.h, config/score/score-mdaux.c,
9891 config/score/score.md, config/score/score.opt,
9892 config/score/score-modes.def, config/score/score-mdaux.h,
9893 config/score/mul-div.S, config/arm/uclinux-elf.h,
9894 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9895 config/arm/symbian.h, config/arm/linux-elf.h,
9896 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9897 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9898 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9899 config/arm/strongarm-pe.h, config/arm/arm.h,
9900 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9901 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9902 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9903 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9904 config/arm/arm-cores.def, config/arm/arm-protos.h,
9905 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9906 config/arm/wince-pe.h, config/arm/neon.md,
9907 config/arm/constraints.md, config/arm/neon.ml,
9908 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9909 config/arm/arm.opt, config/arm/arm926ejs.md,
9910 config/arm/predicates.md, config/arm/iwmmxt.md,
9911 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9912 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9913 config/arm/neon-testgen.ml, config/arm/arm.md,
9914 config/arm/xscale-coff.h, config/arm/pe.c,
9915 config/arm/arm-generic.md, config/arm/pe.h,
9916 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9917 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9918 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9919 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9920 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9921 config/pa/predicates.md, config/pa/pa64-hpux.h,
9922 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9923 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9924 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9925 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9926 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9927 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9928 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9929 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9930 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9931 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9932 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9933 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9934 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9935 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9936 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9937 config/mips/linux64.h, config/mips/elforion.h,
9938 config/mips/constraints.md, config/mips/generic.md,
9939 config/mips/predicates.md, config/mips/4300.md,
9940 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9941 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9942 config/mips/5k.md, config/mips/vr4120-div.S,
9943 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9944 config/mips/mips-protos.h, config/mips/6000.md,
9945 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9946 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9947 config/mips/mips-modes.def, config/mips/vr.h,
9948 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9949 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9950 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9951 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9952 config/vax/openbsd1.h, config/vax/netbsd.h,
9953 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9954 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9955 config/h8300/rtems.h, config/h8300/predicates.md,
9956 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9957 config/h8300/h8300.md, config/h8300/h8300.opt,
9958 config/h8300/coff.h, config/h8300/h8300-protos.h,
9959 config/v850/v850.md, config/v850/predicates.md,
9960 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9961 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9962 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9963 config/mmix/mmix.h, config/mmix/predicates.md,
9964 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9965 config/mmix/mmix.c, config/mmix/mmix.opt,
9966 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9967 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9968 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9969 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9972 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9974 * emit-rtl.c (reset_used_decls): Rename to...
9975 (set_used_decls): ...this. Set the used flag rather than clearing it.
9976 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9977 DECL_RTLs rather than resetting them.
9979 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9981 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9983 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9985 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9986 argument to find_reloads_address.
9988 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9990 PR tree-optimization/32919
9991 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9992 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9993 (coalesce_ssa_name): Call it.
9995 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9996 David Ung <davidu@mips.com>
9998 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9999 (__mips16_unorddf2, __mips16_floatunsidf): New.
10000 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10002 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10004 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10006 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10007 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10008 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10009 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10010 * omp-low.c (get_ws_args_for, determine_parallel_type,
10011 expand_omp_for_generic, expand_omp_for_static_nochunk,
10012 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10013 Work with more precise CFG.
10014 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10015 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10017 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10018 * gimple-low.c (lower_stmt): Ditto.
10019 * tree-inline.c (estimate_num_insns_1): Ditto.
10020 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10021 (OMP_SECTIONS_SWITCH): New.
10022 * tree-cfgcleanup.c (cleanup_omp_return): New.
10023 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10024 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10025 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10026 (tree_redirect_edge_and_branch): Handle omp constructs.
10028 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10029 with three arguments.
10031 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10033 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10034 in loop closed ssa.
10036 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10038 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10039 the loop structures may need fixing.
10040 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10042 (cleanup_tree_cfg_loop): Removed.
10043 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10044 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10045 instead of running cleanup_tree_cfg_loop.
10046 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10047 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10048 (tree_predictive_commoning): Declaration changed.
10049 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10051 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10053 * doc/invoke.texi (l1-cache-size): Update documentation.
10054 (l2-cache-size): Document.
10055 * params.h (L2_CACHE_SIZE): New macro.
10056 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10057 that L1_CACHE_SIZE is in kB now.
10058 (L2_CACHE_SIZE_BYTES): New macro.
10059 (tree_ssa_prefetch_arrays): Show size in kB.
10060 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10061 and l2_cache_size fields.
10062 * config/i386/driver-i386.c (describe_cache): Detect cache size
10064 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10065 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10066 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10067 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10068 (override_options): Set l1-cache-size and l2-cache-size to default
10069 values if not specified otherwise.
10070 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10071 (PARAM_L2_CACHE_SIZE): New.
10073 2007-08-01 Nigel Stephens <nigel@mips.com>
10074 David Ung <davidu@mips.com>
10075 Thiemo Seufer <ths@mips.com>
10076 Chris Dearman <chris@mips.com>
10077 Richard Sandiford <richard@codesourcery.com>
10079 * config.gcc (mips*-sde-elf*): New stanza.
10080 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10081 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10082 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10083 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10084 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10085 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10087 * config/mips/sde.h: New file.
10088 * config/mips/t-libgcc-mips16: Likewise.
10089 * config/mips/t-sde: Likewise.
10090 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10091 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10092 _MIPS_FPSET and _MIPS_SZINT.
10093 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10094 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10095 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10096 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10097 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10098 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10099 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10100 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10101 _MIPS_SZPTR and _MIPS_FPSET.
10102 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10103 architecture is specified.
10104 (MIPS_32BIT_OPTION_SPEC): New macro.
10106 2007-07-31 Dan Hipschman <dsh@google.com>
10108 * gcc.c (end_going_arg): New function.
10109 (do_spec_2): Use it.
10110 (do_spec_1): Use it.
10112 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10114 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10115 only if ENABLE_CHECKING is defined.
10117 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10119 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10120 df_ru_add_problem, df_ru_get_bb_info): Removed.
10121 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10122 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10123 df_ru_free_bb_info, df_ru_alloc,
10124 df_ru_bb_local_compute_process_def,
10125 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10126 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10127 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10128 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10129 df_ru_add_problem): Removed.
10131 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10134 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10135 (casesi32p, casesi64p): Likewise.
10136 (casesi): Adjust for above.
10138 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10140 * mode-switching.c (create_pre_exit): Don't search past calls.
10142 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10144 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10146 2007-07-31 Revital Eres <eres@il.ibm.com>
10148 * ddg.c (add_deps_for_def): Rename to...
10149 (add_cross_iteration_register_deps): This. Change implementation
10150 to use only reaching def and def-use chains to construct the
10151 inter loop dependencies.
10152 (add_deps_for_use): Remove function.
10153 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10154 function to build the inter loop dependencies.
10155 * modulo-sched.c (sms_schedule): Build only
10156 reaching def and def-use chains for the propose of the ddg
10159 2007-07-31 Julian Brown <julian@codesourcery.com>
10161 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10162 New define_insns. Use correct RTL.
10163 (vec_set<mode>): Write as expander.
10165 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10167 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10168 to an unallocated space.
10170 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10173 (split_constant_offset): Enable split_constant_offset to extract
10174 constants from other statements.
10175 * tree-vect-transform.c
10176 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10177 to a temp var. Force base_offset to be simple.
10179 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10181 * df-scan.c (df_scan_verify): Remove artificial limit on
10182 the number of blocks for verification.
10183 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10184 df_simulate_defs): Avoid unnecessary insn checking for defs.
10186 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10188 * config/m68k/lb1sf68.asm (FUNC): New macro.
10189 (__mulsi3): Use it.
10190 (__udivsi3): Likewise.
10191 (__divsi3): Likewise.
10192 (__umodsi3): Likewise.
10193 (__modsi3): Likewise.
10194 (__subdf3): Likewise.
10195 (__adddf3): Likewise.
10196 (__muldf3): Likewise.
10197 (__divdf3): Likewise.
10198 (__negdf2): Likewise.
10199 (__cmpdf2): Likewise.
10200 (__subsf3): Likewise.
10201 (__addsf3): Likewise.
10202 (__mulsf3): Likewise.
10203 (__divsf3): Likewise.
10204 (__negsf2): Likewise.
10205 (__cmpsf2): Likewise.
10206 (__eqdf2): Likewise.
10207 (__nedf2): Likewise.
10208 (__gtdf2): Likewise.
10209 (__gedf2): Likewise.
10210 (__ltdf2): Likewise.
10211 (__ledf2): Likewise.
10212 (__eqsf2): Likewise.
10213 (__nesf2): Likewise.
10214 (__gtsf2): Likewise.
10215 (__gesf2): Likewise.
10216 (__ltsf2): Likewise.
10217 (__lesf2): Likewise.
10219 2007-07-30 Ollie Wild <aaw@google.com>
10221 * c-ppoutput.c (print_lines_directives_only): New function.
10222 (scan_translation_unit_directives_only): New function.
10223 (preprocess_file): Add call to scan_translation_unit_directives_only.
10224 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10225 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10226 -fdirectives-only. Add errors for -fdirectives-only conflict with
10227 -Wunused-macros and -traditional.
10228 (finish_options): Add builtin macro initialization for
10229 -fdirectives-only + -fpreprocessed.
10230 * c.opt (fdirectives-only): New.
10231 * doc/cppopts.texi (fdirectives-only): New.
10233 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10235 * alias.c (record_set, memory_modified_1): Constify.
10236 * bt-load.c (note_btr_set): Likewise.
10237 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10238 * combine.c (set_nonzero_bits_and_sign_copies,
10239 expand_field_assignment, record_dead_and_set_regs_1,
10240 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10241 likely_spilled_retval_1): Likewise.
10242 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10243 frv_io_handle_set): Likewise.
10244 * config/mips/mips.c (mips_sim_record_set,
10245 vr4130_true_reg_dependence_p_1): Likewise.
10246 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10247 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10248 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10249 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10250 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10251 * ddg.c (mark_mem_store): Likewise.
10252 * df-problems.c (df_urec_mark_reg_change): Likewise.
10253 * function.c (update_epilogue_consts): Likewise.
10254 * gcse.c (record_set_info, record_last_set_info,
10255 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10256 reg_clear_last_set): Likewise.
10257 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10259 * jump.c (reversed_comparison_code_parts): Likewise.
10260 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10261 reg_is_set): Likewise.
10262 * loop-iv.c (mark_altered): Likewise.
10263 * mode-switching.c (reg_becomes_live): Likewise.
10264 * optabs.c (no_conflict_move_test): Likewise.
10265 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10267 * postreload.c (reload_combine_note_store, move2add_note_store):
10269 * regmove.c (flags_set_1): Likewise.
10270 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10272 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10274 * resource.c (update_live_status): Likewise.
10275 * rtl.h (set_of, note_stores): Likewise.
10276 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10277 note_stores, parms_set): Likewise.
10278 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10279 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10281 * var-tracking.c (count_stores, add_stores): Likewise.
10283 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10285 * alias.c (mems_in_disjoint_alias_sets_p,
10286 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10287 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10288 write_dependence_p, mems_in_disjoint_alias_sets_p,
10289 read_dependence, true_dependence, canon_true_dependence,
10290 anti_dependence, output_dependence): Constify.
10291 * combine.c (extended_count): Likewise.
10292 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10293 * cselib.c (get_value_hash, references_value_p,
10294 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10295 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10296 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10297 * function.c (contains, prologue_epilogue_contains,
10298 sibcall_epilogue_contains): Likewise.
10299 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10300 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10301 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10302 reg_or_subregno): Likewise.
10303 * recog.c (asm_noperands): Likewise.
10304 * reload1.c (function_invariant_p): Likewise.
10305 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10306 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10307 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10308 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10309 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10310 extended_count, prologue_epilogue_contains,
10311 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10312 canon_true_dependence, read_dependence, anti_dependence,
10313 output_dependence): Likewise.
10314 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10316 2007-07-30 Julian Brown <julian@codesourcery.com>
10318 * config/arm/neon.md (V_ext): New mode attribute.
10319 (neon_vget_lane<mode>): Replace with define_expand.
10320 (neon_vget_lane<mode>_sext_internal)
10321 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10322 and quad precision vectors.
10323 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10324 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10325 have typeless 32-bit result.
10327 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10330 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10332 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10333 use sizetype for rest.
10334 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10335 (aff_combination_convert): Don't convert rest for pointer types.
10337 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10339 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10341 * tree-ssa-alias.c: Add alloc-pool.h.
10342 (init_alias_info): Free alias_bitmap_obstack.
10343 (delete_alias_info): Call delete_mem_ref_stats.
10344 (get_mem_sym_stats_for): Use alloc_pool.
10345 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10346 (delete_mem_sym_stats): Removed.
10348 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10350 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10351 functions cannot be represented as classical distance vectors.
10353 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10355 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10356 * builtins.c (validate_arg, builtin_mathfn_code,
10357 validate_arglist): Likewise.
10358 * calls.c (call_expr_flags): Likewise.
10359 * combine.c (reg_nonzero_bits_for_combine,
10360 reg_num_sign_bit_copies_for_combine, get_last_value,
10361 reg_truncated_to_mode): Likewise.
10362 * emit-rtl.c (subreg_lowpart_p): Likewise.
10363 * expr.c (highest_pow2_factor_for_target,
10364 categorize_ctor_elements_1, categorize_ctor_elements,
10365 count_type_elements, contains_packed_reference,
10366 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10367 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10368 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10369 native_encode_int, native_encode_real, native_encode_complex,
10370 native_encode_vector, native_encode_expr, native_interpret_int,
10371 native_interpret_real, native_interpret_complex,
10372 native_interpret_vector, native_interpret_expr): Likewise.
10373 * function.c (use_register_for_decl): Likewise.
10374 * gimplify.c (get_name): Likewise.
10375 * langhooks-def.h (lhd_return_null_const_tree): New.
10376 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10377 * langhooks.c (lhd_return_null_const_tree): New.
10378 * langhooks.h (lang_get_callee_fndecl): Constify.
10379 * output.h (constructor_static_from_elts_p): Likewise.
10380 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10381 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10382 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10383 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10384 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10385 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10386 * rtlhooks-def.h (reg_nonzero_bits_general,
10387 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10389 * rtlhooks.c (reg_num_sign_bit_copies_general,
10390 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10392 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10393 * stor-layout.c (mode_for_size_tree): Likewise.
10394 * tree-ssa-loop-im.c (memref_eq): Likewise.
10395 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10396 * tree.c (contains_placeholder_p, type_list_equal,
10397 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10399 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10400 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10401 contains_placeholder_p, contains_packed_reference,
10402 get_callee_fndecl, operand_equal_for_phi_arg_p,
10403 warn_if_unused_value, is_body_block, native_encode_expr,
10404 native_interpret_expr, fold_convertible_p, operand_equal_p,
10405 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10406 validate_arglist, simple_cst_equal, type_list_equal,
10407 use_register_for_decl, call_expr_flags, get_name,
10408 highest_pow2_factor): Likewise.
10409 (const_call_expr_arg_iterator_d,
10410 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10411 first_const_call_expr_arg, more_const_call_expr_args_p,
10412 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10413 * varasm.c (constructor_static_from_elts_p): Constify.
10415 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10417 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10418 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10419 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10420 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10421 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10422 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10423 spelling conventions.
10424 * doc/invoke.texi: Follow spelling conventions.
10426 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10427 Revital Eres <eres@il.ibm.com>
10429 * modulo-sched.c (sms_schedule): Avoid loops which includes
10430 auto-increment instructions.
10432 2007-07-28 Richard Guenther <rguenther@suse.de>
10434 PR middle-end/32920
10435 * fold-const.c (fold_cond_expr_with_comparison): Convert
10436 operand zero of MIN/MAX_EXPR to correct type.
10438 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10440 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10441 flags_from_decl_or_type): Constify.
10442 * gcc.c (do_spec_1): Likewise.
10443 * print-tree.c (dump_addr, print_node_brief): Likewise.
10444 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10445 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10446 tree_purge_all_dead_eh_edges): Likewise.
10447 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10448 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10450 * tree.c (expr_location, expr_has_location, expr_locus,
10451 expr_filename, expr_lineno, get_inner_array_type,
10452 fields_compatible_p): Likewise.
10453 * tree.h (get_inner_array_type, fields_compatible_p,
10454 expr_location, expr_has_location, expr_locus, expr_filename,
10455 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10456 setjmp_call_p, alloca_call_p): Likewise.
10458 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10460 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10461 TV_FLOW_INSENSITIVE.
10463 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10465 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10466 (compute_flow_insensitive_aliasing): Ditto for
10467 TV_FLOW_INSENSITIVE.
10469 2007-07-27 Jan Hubicka <jh@suse.cz>
10471 * config/i386/i386.c (register_move_cost): Remove accidentally
10472 comitted #if 0 block.
10474 * attribs.c: Include hashtab.h
10475 (attribute_hash): New.
10476 (substring): New structure.
10477 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10479 (init_attributes): Initialize attribute hash.
10480 (decl_attributes): Use attribute hash.
10481 * Makefile.in (attribs.c): Depend on hashtab.h.
10483 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10485 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10487 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10489 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10490 __mips_dspr2 and __mips_dsp_rev macros.
10491 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10493 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10495 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10497 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10499 PR middle-end/32749
10501 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10502 and the updating of the live and do_not_gen sets.
10503 (df_note_bb_compute): Added updating of live and do_not_gen sets
10504 for regular defs so that the case of clobber inside conditional
10505 call is processed correctly.
10507 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10509 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10510 operands with compatible type.
10512 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10514 * expr.h (store_bit_field): Don't return a value.
10515 * expmed.c (check_predicate_volatile_ok): New function.
10516 (store_bit_field_1): New function, extracted from store_bit_field.
10517 Take a fallback_p argument and return true if the operation succeeded.
10518 Only use store_fixed_bit_field if fallback_p. Don't recompute
10519 mode_for_extraction; use op_mode instead. Try forcing memories
10520 into registers if the insv expander fails.
10521 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10522 Don't return a value.
10523 (convert_extracted_bit_field): New function, extracted from
10525 (extract_bit_field_1): Likewise. Take a fallback_p argument
10526 and return NULL if the operation succeeded. Only use
10527 extract_fixed_bit_field if fallback_p. Only calculate one
10528 extraction mode. Combine code for extv and extzv. Try forcing
10529 memories into registers if the ext(z)v expander fails.
10530 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10532 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10534 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10536 (df_ref): Likewise. Put regno with other integer fields.
10538 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10540 * df.h (df_mw_hardreg): Remove "loc" field.
10541 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10543 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10544 split out from df_set_unused_notes_for_mw. Return false for
10545 partial references. Assert that mw_reg is a REG when returning true.
10546 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10547 (df_whole_mw_reg_dead_p): New function, split out from
10548 df_set_dead_notes_for_mw. Return false for partial references.
10549 Assert that mw_reg is a REG when returning true.
10550 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10551 Remove redundant bitmap check.
10553 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10555 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10556 ($(T)crtend.o): Likwise.
10557 ($(T)crtbeginS.o): Likwise.
10558 ($(T)crtendS.o): Likwise.
10559 ($(T)crtfastmath.o): Likwise.
10561 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10563 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10564 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10565 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10566 and x_n_bbs_in_dom_tree fields.
10568 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10570 PR tree-optimization/32087
10571 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10572 Do not call scale_bbs_frequencies_int with prob of zero.
10574 2007-07-26 Julian Brown <julian@codesourcery.com>
10576 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10577 (neon_element_bits): Add prototypes.
10578 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10579 (neon_const_bounds, neon_element_bits): New functions.
10580 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10581 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10582 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10583 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10584 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10585 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10586 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10587 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10588 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10589 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10590 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10591 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10592 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10594 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10596 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10597 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10599 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10600 Julian Brown <julian@codesourcery.com>
10602 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10603 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10604 * config/arm/cortex-a8.md: New.
10605 * config/arm/cortex-a8-neon.md: New.
10606 * config/arm/neon-schedgen.ml: New.
10607 * config/arm/neon.md (vqh_mnem): New.
10609 (Is_float_mode): New.
10610 (Scalar_mul_8_16): New.
10612 (V_mode_nunits): New.
10613 (All instruction patterns): Annotate with neon_type attribute
10615 * config/arm/arm.md: Include cortex-a8.md.
10616 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10618 Annotate instruction patterns accordingly.
10619 (generic_sched): Do not use generic scheduling for Cortex-A8.
10620 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10622 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10624 * fold-const.c (fold_read_from_constant_string): Use
10625 build_int_cst_type.
10626 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10628 2007-07-26 Nick Clifton <nickc@redhat.com>
10630 * tree-ssa-operands.h: Change copyright header to refer to version
10631 3 of the GNU General Public License and to point readers at the
10632 COPYING3 file and the FSF's license web page.
10633 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10634 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10635 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10636 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10637 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10638 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10639 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10640 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10641 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10642 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10643 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10644 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10645 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10646 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10647 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10648 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10649 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10650 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10651 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10652 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10653 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10654 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10655 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10656 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10657 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10658 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10659 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10660 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10661 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10662 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10663 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10664 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10665 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10666 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10667 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10668 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10669 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10670 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10671 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10672 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10673 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10674 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10675 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10676 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10677 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10678 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10679 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10680 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10681 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10682 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10683 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10684 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10685 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10686 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10687 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10688 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10689 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10690 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10691 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10692 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10693 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10694 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10695 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10696 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10697 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10698 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10699 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10700 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10701 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10702 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10703 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10704 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10705 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10706 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10707 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10708 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10709 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10710 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10711 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10712 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10713 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10714 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10715 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10716 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10717 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10718 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10719 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10720 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10721 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10722 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10723 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10724 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10725 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10726 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10727 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10728 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10729 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10730 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10731 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10732 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10733 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10734 convert.c, convert.h, langhooks-def.h, reload1.c,
10735 tree-ssa-operands.c: Likewise.
10737 2007-07-26 Jan Hubicka <jh@suse.cz>
10739 * tree-ssa-live.c: Include debug.h and flags.h.
10740 (mark_scope_block_unused): New function.
10741 (remove_unused_scope_block_p): New function.
10742 (remove_unused_locals): Remove unused blocks too.
10744 2007-07-25 Ian Lance Taylor <iant@google.com>
10746 * combine.c (combine_max_regno): Remove. Remove all uses.
10747 (struct reg_stat_struct): Rename from struct reg_stat.
10748 (reg_stat_type): Define, and declare VECs.
10749 (reg_stat): Change from pointer to VEC. Change all uses.
10750 (combine_split_insns): New static function.
10751 (try_combine, find_split_point): Call it instead of split_insns.
10753 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10755 * cfghooks.c (split_block): Fix the information about loop latch.
10757 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10759 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10761 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10763 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10764 Scan the new edge for loop exit info.
10766 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10768 * config/darwin.c: Include debug.h.
10770 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10773 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10775 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10777 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10778 (HARD_REGNO_MODE_OK): Ditto.
10779 (MODES_TIEABLE_P): Ditto.
10780 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10781 (CLASS_MAX_NREGS): Ditto.
10782 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10783 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10784 (divdf3_internal_thr): Removed.
10785 * config/ia64/div.md: New file.
10786 * config/ia64/constraints.md: Add H constraint.
10788 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10790 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10791 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10792 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10793 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10794 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10795 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10796 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10797 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10798 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10799 dump_sbitmap_file, debug_sbitmap, popcount_table,
10800 sbitmap_popcount): Constify.
10801 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10802 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10803 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10804 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10805 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10806 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10807 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10808 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10809 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10810 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10811 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10813 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10815 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10816 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10817 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10818 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10819 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10820 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10821 bitmap_intersect_p, bitmap_intersect_compl_p,
10822 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10823 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10825 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10826 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10827 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10828 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10829 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10830 debug_bitmap, debug_bitmap_file, bitmap_print,
10831 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10832 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10834 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10836 * config/darwin.c (darwin_override_options): Additional fix for
10837 debug info formats that don't support var tracking.
10839 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10841 * cselib.c (entry_and_rtx_equal_p): Constify.
10842 * gengtype.c (output_mangled_typename, write_types, write_local):
10844 * gengtype.h (const_type_p): New.
10845 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10847 * tlink.c (scan_linker_output): De-constify.
10848 * tree-ssa-loop-im.c (memref_eq): Constify.
10849 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10850 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10852 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10854 * c-common.c (fname_as_string, c_type_hash): Constify.
10855 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10856 * cgraph.c (edge_hash, edge_eq): Likewise.
10857 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10858 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10859 reg_attrs_htab_eq): Likewise.
10860 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10862 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10863 const_decl_t, const_state_t, const_automata_list_el_t): New.
10864 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10865 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10866 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10867 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10868 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10869 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10870 compare_max_occ_cycle_nums, out_state_arcs_num,
10871 compare_transition_els_num, units_cmp, state_reservs_cmp):
10873 * genmodes.c (cmp_modes): Likewise.
10874 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10875 * gimplify.c (compare_case_labels): Likewise.
10876 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10877 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10878 * matrix-reorg.c (mtt_info_hash): Likewise.
10879 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10880 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10881 (htab_hash_bucket, htab_hash_elem): Constify.
10882 * tree-browser.c (TB_parent_eq): Likewise.
10883 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10884 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10885 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10886 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10888 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10889 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10890 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10891 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10892 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10894 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10895 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10896 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10897 * tree-ssa-threadupdate.c (redirection_data_hash,
10898 redirection_data_eq): Likewise.
10899 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10900 * tree-ssa.c (var_ann_eq): Likewise.
10901 * tree-vrp.c (compare_case_labels): Likewise.
10902 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10903 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10904 tree_not_check_failed, tree_class_check_failed,
10905 tree_range_check_failed, tree_not_class_check_failed,
10906 omp_clause_check_failed, omp_clause_range_check_failed,
10907 tree_contains_struct_check_failed, tree_operand_check_failed):
10909 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10910 tree_not_check_failed, tree_class_check_failed,
10911 tree_range_check_failed, tree_not_class_check_failed,
10912 tree_operand_check_failed, omp_clause_operand_check_failed,
10913 tree_operand_length): Likewise.
10914 * var-tracking.c (const_variable): New.
10915 (variable_htab_hash, variable_htab_eq): Constify.
10916 * varasm.c (const_desc_hash): Likewise.
10918 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10920 * expr.c (handled_component_p): Constify.
10921 * fold-const.c (fit_double_type): Likewise.
10922 * real.h (real_value_from_int_cst): Likewise.
10923 * tree-flow-inline.h (gimple_in_ssa_p,
10924 gimple_aliases_computed_p, gimple_addressable_vars,
10925 gimple_call_clobbered_vars, gimple_referenced_vars,
10926 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10927 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10928 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10929 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10930 is_label_stmt, is_global_var, phi_ssa_name_p,
10931 factoring_name_p, is_call_clobbered, tree_common_ann,
10932 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10933 unmodifiable_var_p, array_ref_contains_indirect_ref,
10934 ref_contains_array_ref, lookup_subvars_for_var,
10935 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10936 gimple_mem_ref_stats): Likewise.
10937 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10938 may_aliases, is_exec_stmt, is_label_stmt,
10939 ref_contains_array_ref, array_ref_contains_indirect_ref,
10940 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10941 unmodifiable_var_p): Likewise.
10942 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10943 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10944 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10945 cst_and_fits_in_hwi, real_value_from_int_cst,
10946 build_real_from_int_cst, integer_zerop, integer_onep,
10947 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10948 tree_floor_log2, real_zerop, real_onep, real_twop,
10949 real_minus_onep, really_constant_p, purpose_member, chain_member,
10950 list_length, fields_length, int_size_in_bytes, bit_position,
10951 int_bit_position, byte_position, int_byte_position, expr_align,
10952 array_type_nelts, tree_node_structure,
10953 type_contains_placeholder_1, iterative_hash_pointer,
10954 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10955 tree_map_base_eq, type_hash_list, type_hash_eq,
10956 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10957 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10958 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10959 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10960 int_fits_type_p, get_containing_scope, decl_function_context,
10961 decl_type_context, omp_clause_operand_check_failed,
10962 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10963 * tree.h (omp_clause_operand_check_failed, tree_size,
10964 build_real_from_int_cst, array_type_nelts, purpose_member,
10965 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10966 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10967 is_attribute_p, check_qualified_type, expr_align,
10968 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10969 int_byte_position, list_length, fields_length, initializer_zerop,
10970 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10971 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10972 tree_node_structure, handled_component_p, get_containing_scope,
10973 decl_function_context, decl_type_context, real_zerop,
10974 type_num_arguments, fit_double_type, really_constant_p,
10975 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10976 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10977 real_twop, real_minus_onep, int_cst_value): Likewise.
10979 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10981 * cfglayout.c (insn_scope, insn_line): Constify.
10982 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10983 const_double_htab_hash, const_double_htab_eq,
10984 mem_attrs_htab_hash): Likewise.
10985 * loop-iv.c (biv_eq): Likewise.
10986 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10987 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10988 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10990 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10991 error_for_asm, warning_for_asm, _fatal_insn,
10992 _fatal_insn_not_found): Likewise.
10993 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10994 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10995 rtl_check_failed_type2, rtl_check_failed_code1,
10996 rtl_check_failed_code2, rtl_check_failed_code_mode,
10997 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10998 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10999 rtl_check_failed_type2, rtl_check_failed_code1,
11000 rtl_check_failed_code2, rtl_check_failed_code_mode,
11001 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11002 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11003 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11004 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11005 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11006 rtx_unstable_p, get_integer_term, get_related_value,
11007 offset_within_block_p, reg_mentioned_p, count_occurrences,
11008 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11009 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11010 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11011 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11012 find_constant_src, find_reg_fusage, find_regno_fusage,
11013 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11014 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11015 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11016 computed_jump_p, auto_inc_p, in_expr_list_p,
11017 remove_node_from_expr_list, loc_mentioned_in_p,
11018 label_is_jump_target_p, reversed_comparison_code_parts,
11019 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11020 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11021 print_inline_rtx): Likewise.
11022 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11023 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11024 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11025 get_integer_term, get_related_value, offset_within_block_p,
11026 count_occurrences, reg_mentioned_p, no_labels_between_p,
11027 reg_used_between_p, reg_referenced_p, single_set_2,
11028 multiple_sets, set_noop_p, refers_to_regno_p,
11029 reg_overlap_mentioned_p, dead_or_set_p,
11030 covers_regno_no_parallel_p, covers_regno_p,
11031 dead_or_set_regno_p, find_reg_note, find_regno_note,
11032 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11033 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11034 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11035 side_effects_p, may_trap_p_1, may_trap_p,
11036 may_trap_after_code_motion_p, may_trap_or_fault_p,
11037 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11038 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11039 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11040 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11041 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11043 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11044 warning_for_asm): Likewise.
11045 * tree.h (print_rtl): Likewise.
11046 * varasm.c (get_pool_mode): Likewise.
11048 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11050 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11051 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11052 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11053 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11054 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11055 * ddg.c (compare_sccs): Likewise.
11056 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11057 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11058 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11059 decimal_do_fix_trunc, decimal_real_to_integer,
11060 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11061 * dse.c (const_group_info_t): New.
11062 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11063 * dwarf2out.c (const_dw_die_ref): New.
11064 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11065 * tree-browser.c (TB_parent_eq): Likewise.
11066 * unwind-dw2-fde.c (__register_frame_info_bases,
11067 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11068 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11070 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11071 * unwind-dw2.c (uw_frame_state_for): Likewise.
11072 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11073 * value-prof.h (const_histogram_value): New.
11075 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11077 * config/mips/mips.c (machine_function): Add
11078 initialized_mips16_gp_pseudo_p.
11079 (mips16_gp_pseudo_reg): Do not emit the initialization of
11080 mips16_gp_pseudo_rtx when being called from the gimple cost-
11081 calculation routines; emit it on the first use outside those
11084 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11086 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11089 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11090 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11091 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11092 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11093 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11094 Preserve const-ness of parameters through use of __typeof(),
11095 also constify and tidy.
11097 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11098 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11099 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11100 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11101 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11102 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11103 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11104 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11105 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11107 2007-07-25 Julian Brown <julian@codesourcery.com>
11108 Mark Shinwell <shinwell@codesourcery.com>
11110 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11111 (alpha_mangle_type): This.
11112 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11113 (TARGET_MANGLE_TYPE): Define this instead.
11114 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11115 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11116 (arm_init_neon_builtins): Fix comment.
11117 (arm_mangle_map_entry): New.
11118 (arm_mangle_map): New.
11119 (arm_mangle_type): New.
11120 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11121 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11122 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11123 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11124 (TARGET_MANGLE_TYPE): Define this instead.
11125 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11126 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11127 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11128 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11129 (TARGET_MANGLE_TYPE): Define this instead.
11130 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11132 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11133 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11134 (TARGET_MANGLE_TYPE): Define this instead.
11135 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11136 (s390_mangle_type): This.
11137 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11138 (TARGET_MANGLE_TYPE): Define this instead.
11139 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11140 (sparc_mangle_type): This.
11141 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11142 (TARGET_MANGLE_TYPE): Define this instead.
11143 * cp/mangle.c (write_type): Call mangle_type target hook on all
11144 types before mangling. Use original type, not main variant, as
11146 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11147 (TARGET_MANGLE_TYPE): This.
11148 * target.h (gcc_target): Rename mangle_fundamental_type to
11150 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11151 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11153 2007-07-25 Julian Brown <julian@codesourcery.com>
11154 Paul Brook <paul@codesourcery.com>
11155 Joseph Myers <joseph@codesourcery.com>
11156 Mark Shinwell <shinwell@codesourcery.com>
11158 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11159 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11160 (with_fpu): Allow --with-fpu=neon.
11161 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11162 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11163 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11164 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11165 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11166 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11167 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11168 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11169 (output_move_neon): Add prototypes.
11170 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11171 (all_fpus): Add FPUTYPE_NEON.
11172 (fp_model_for_fpu): Add NEON field.
11173 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11174 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11176 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11178 (thumb2_legitimate_address_p): Likewise.
11179 (neon_valid_immediate): Recognize and prepare constants suitable for
11181 (neon_immediate_valid_for_move): New function. Recognize and prepare
11182 immediates for NEON move instructions.
11183 (neon_immediate_valid_for_logic): New function. Recognize and
11184 prepare immediates for NEON logic instructions.
11185 (neon_output_logic_immediate): New function. Create asm string
11186 suitable for outputting immediate logic instructions.
11187 (neon_pairwise_reduce): New function. Implement reduction using
11188 pairwise operations.
11189 (neon_expand_vector_init): New function. Expand a (possibly
11190 non-constant) vector initialization.
11191 (neon_vector_mem_operand): New function. Memory operands supported
11192 for quad-word loads/stores to/from ARM or NEON registers. Don't
11193 allow base+offset addressing for core regs.
11194 (neon_struct_mem_operand): New function. Valid mems for NEON
11196 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11197 from neon_vector_mem_operand addresses without a secondary register.
11198 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11199 (add_minipool_backward_ref): Likewise.
11200 (dump_minipool): Likewise.
11201 (push_minipool_fix): Likewise.
11202 (output_move_quad): New function. Output quad-word moves, loads and
11203 stores using ARM registers.
11204 (output_move_vfp): Add support for vectors in VFP (NEON) D
11206 (output_move_neon): Output a NEON load/store to/from a quadword
11208 (arm_print_operand): Implement new codes:
11209 - 'c' for unadorned integers (without a # sign).
11210 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11212 - 'e', 'f' for the low and high D parts of a NEON Q register.
11213 - 'q' outputs a NEON Q register.
11214 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11215 - 'T' prints NEON opcode features from a coded bitmask.
11216 - 'F' is similar to T, but signed/unsigned codes both print as
11218 - 't' is similar to T, but 'u' is printed instead of 'p'.
11219 - 'O' prints 'r' if NEON instruction should perform rounding (as
11220 specified by bitmask), else prints nothing.
11221 - '#' is a punctuation character to stop operand numbers from
11222 running together with following digits in the assembler
11223 strings for instructions (when using mode attributes).
11224 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11225 constant vectors in big-endian mode, where necessary.
11226 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11227 Handle EI, OI, CI, XI modes.
11228 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11229 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11230 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11231 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11232 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11234 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11235 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11236 to turn v8qi, etc. into bits defined above.
11237 (neon_itype): New enumeration. Classifications of NEON builtins.
11238 (neon_builtin_datum): Define struct. Contains information about
11239 a single builtin (with multiple modes).
11240 (CF): Define helper macro for...
11241 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11243 (neon_builtin_data): New array. Define information about builtins
11244 for use during initialization/expansion.
11245 (arm_init_neon_builtins): New function.
11246 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11248 (neon_builtin_compare): New function.
11249 (locate_neon_builtin_icode): New function. Find an insn code for a
11250 builtin given a function code for that builtin. Also return type of
11251 builtin (NEON_BINOP, NEON_UNOP etc.).
11252 (builtin_arg): New enumeration. Types of arguments for builtins.
11253 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11254 Takes a variable argument list of builtin_arg types, terminated by
11256 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11257 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11258 (neon_emit_pair_result_insn): New function. Support returning pairs
11259 of vectors via a pointer.
11260 (neon_disambiguate_copy): New function. Set up operands for a
11261 multi-word copy such that registers do not get clobbered.
11262 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11263 ARM_BUILTIN_NEON_BASE.
11264 (arm_file_start): Set float-abi attribute for NEON.
11265 (arm_vector_mode_supported_p): Enable NEON vector modes.
11266 (arm_mangle_map_entry): New.
11267 (arm_mangle_map): New.
11268 (arm_mangle_vector_type): New.
11269 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11271 (TARGET_NEON): New macro. Target supports NEON.
11272 (fputype): Add FPUTYPE_NEON.
11273 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11274 for vectorization based on command-line arg.
11275 (NEON_REGNO_OK_FOR_NREGS): Define.
11276 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11277 (VALID_NEON_STRUCT_MODE): Define.
11278 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11279 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11280 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11281 (consttable_16): Add pattern for outputting 16-byte minipool
11283 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11285 (vec-common.md, neon.md): Include md files.
11286 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11287 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11288 (memory_constraint "Ut", "Un", "Us"): Define.
11289 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11290 (MMX_char): New mode attribute.
11291 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11292 (*add<mode>3_iwmmxt): New insn pattern.
11293 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11294 (*sub<mode>3_iwmmxt): New insn pattern.
11295 (mulv4hi3): Rename to...
11296 (*mulv4hi3_iwmmxt): This.
11297 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11298 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11299 (uminv4hi3, uminv2si3): Remove. Replace with...
11300 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11301 (*umin<mode>3_iwmmxt): These.
11302 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11303 (ashr<mode>3_iwmmxt): This new pattern.
11304 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11305 (lshr<mode>3_iwmmxt): This new pattern.
11306 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11307 (ashl<mode>3_iwmmxt): This new pattern.
11308 * config/arm/neon-docgen.ml: New file. Generate documentation for
11310 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11311 * config/arm/arm_neon.h: New (autogenerated).
11312 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11314 * config/arm/neon.md: New file. Define NEON instructions.
11315 * config/arm/neon.ml: New file. Abstract description of NEON
11316 instructions, used to generate arm_neon.h header, documentation and
11318 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11319 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11321 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11323 (ARM NEON Intrinsics): New subsection.
11324 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11326 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11328 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11331 2007-07-24 Jan Hubicka <jh@suse.cz>
11333 * regclass.c (move_table): New type.
11334 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11335 (init_move_cost): Break out from ...
11336 (init_reg_sets_1): ... here; simplify computation of
11337 have_regs-of_mode and contains_reg_of_mode.
11338 (record_reg_classes): Unswitch internal loops.
11339 (copy_cost): Trigger lazy initialization of move cost
11340 (record_address_regs): Likewise.
11342 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11344 * config/darwin.c (darwin_override_options): Don't force on
11345 flag_var_tracking_uninit when no debug info is requested.
11347 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11349 * cfgloop.c (init_loops_structure): New function.
11350 (flow_loops_find): Create root of the loop tree unconditionally.
11352 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11354 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11356 2007-07-24 Jan Hubicka <jh@suse.cz>
11358 * caller-save.c: Include ggc.h, gt-caller-save.h
11359 (reg_save_code, reg_restore_code): Rename to ...
11360 (cached_reg_save_code, cached_reg_restore_code): ... those.
11361 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11362 (reg_save_code, reg_restore_code): New functions.
11363 (init_caller_save): Do not intialize
11364 reg_save_code/reg_restore_code tables.
11365 * Makefile.in: (gt-caller-save.h): New.
11367 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11369 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11370 with the mode of the original operand instead of
11373 2007-07-23 Jan Hubicka <jH@suse.cz>
11375 * i386.c (ix86_secondary_memory_needed): Break out to...
11376 (inline_secondary_memory_needed): ... here.
11377 (ix86_memory_move_cost): Break out to ...
11378 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11379 maximum of input and output; fix handling of Q_REGS on 64bit.
11380 (ix86_secondary_memory_needed): Microoptimize.
11382 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11384 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11385 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11386 stmts_from_loop, known_dependences_p, build_rdg): New.
11387 * tree-data-ref.h: Depends on graphds.h.
11388 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11389 (build_rdg): Declared.
11390 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11392 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11394 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11397 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11398 Jakub Jelinek <jakub@redhat.com>
11400 PR middle-end/PR28690
11401 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11403 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11404 and MEM_POINTER operands over REG and MEM operands.
11405 (swap_commutative_operands_p): Change return value to bool.
11406 * rtl.h: Update the corresponding prototype.
11407 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11408 instead of gen_rtx_PLUS.
11409 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11410 value to bool. Change function arguments to rtx's and update code
11412 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11413 calls to match the new declaration.
11414 * simplify-rtx.c (simplify_associative_operation): Don't
11415 reorder simplify_binary_operation arguments.
11417 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11419 * config/mips/mips.c (override_options): Use mips_costs to derive
11420 the default branch cost.
11421 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11423 * config/mips/mips.opt (mbranch-cost=): New option.
11424 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11426 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11428 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11429 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11430 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11431 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11433 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11435 * config/mips/constraints.md (ks): New constraint.
11436 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11437 (*add<mode>3_mips16): ...here.
11439 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11441 * optabs.h (enum optab_index): Add new OTI_signbit.
11442 (signbit_optab): Define corresponding macro.
11443 (enum insn_code signbit_optab[]): Remove array.
11444 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11445 (expand_copysign_absneg): If back end provides signbit insn, use it
11446 instead of bit operations on floating point argument.
11447 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11448 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11449 for availability of signbit insn.
11451 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11452 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11453 SSE mode is not active.
11454 (isinf<mode>2): Disable for mfpmath=sse,387.
11456 2007-07-22 Ben Elliston <bje@au.ibm.com>
11458 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11460 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11462 2007-07-20 Richard Guenther <rguenther@suse.de>
11464 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11465 integral typed condition.
11466 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11467 booleanness. Only preserve conversions from a non-base
11468 type to a base type, not in general between types with
11469 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11470 * tree.def (COND_EXPR): Document that the condition
11471 can be of any integral type.
11473 2007-07-20 Nigel Stephens <nigel@mips.com>
11474 Richard Sandiford <richard@codesourcery.com>
11476 * config/mips/mips.h (mips_dwarf_regno): Declare.
11477 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11478 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11479 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11480 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11481 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11482 (REG_CLASS_NAMES): Update accordingly.
11483 * config/mips/mips.c (mips_dwarf_regno): New array.
11484 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11485 (mips_subword): Remove special handling for accumulator registers.
11486 (override_options): Initiailize mips_dwarf_regno. Remove use
11488 (mips_swap_registers): New function.
11489 (mips_conditional_register_usage): Swap accumulator registers
11490 around if TARGET_LITTLE_ENDIAN.
11491 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11492 * config/mips/constraints.md (h, l): Use the endianness to choose
11493 between MD0_REG and MD1_REG.
11494 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11495 alternative-dependent template.
11497 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11499 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11502 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11504 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11505 predecessor fallthru flags.
11507 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11509 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11510 of compare to the same type.
11511 * cfgloopmanip.c (add_loop): Update information about loop exits.
11512 (loop_version): Remove the innermost loop requirement.
11513 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11514 to sizetype for pointers.
11516 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11518 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11519 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11520 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11522 * config/dfp-bit.c: Empty for TFmode conversions.
11524 2007-07-18 Caroline Tice <ctice@apple.com>
11526 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11527 and handle them correctly; check that src is not NULL before
11529 (find_src_set_src): Likewise.
11531 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11533 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11534 (struct alignment_context, init_alignment_context): New.
11535 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11536 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11537 (XCHAL_HAVE_S32C1I): Likewise.
11538 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11539 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11540 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11541 (ATOMIC, HQI): New macros.
11542 (memory_barrier, *memory_barrier): New.
11543 (sync_lock_releasesi): New.
11544 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11545 (sync_lock_test_and_set<mode>): New.
11546 (sync_<atomic><mode>): New.
11547 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11548 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11549 (xtensa_expand_atomic): New.
11551 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11555 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11556 transformation for builtin ISNORMAL.
11557 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11558 * builtins.def (BUILT_IN_ISNORMAL): New.
11559 * doc/extend.texi: Document isnormal.
11561 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11565 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11566 optabs infrastructure. Provide generic implementation for
11568 (expand_builtin): Handle FINITE/ISFINITE.
11569 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11570 (fold_builtin_1): Likewise.
11572 * builtins.def (BUILT_IN_ISFINITE): New.
11574 * doc/extend.texi: Document isfinite.
11576 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11579 PR middle-end/20558
11581 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11582 generic fallback for isinf.
11583 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11584 calculation code ...
11585 * real.c (get_max_float): ... to here.
11586 * real.h (get_max_float): New.
11588 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11590 PR middle-end/32668
11592 * builtin-attrs.def (ATTR_TYPEGENERIC,
11593 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11595 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11596 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11597 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11598 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11600 * c-common.c (handle_type_generic_attribute): New.
11601 (c_common_attribute_table): Add "type generic".
11603 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11605 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11607 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11608 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11611 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11614 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11615 checking that the operand is an expression.
11617 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11618 Danny Smith <dannysmith@users.sourceforge.net>
11621 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11622 file mapping object in local namespace if Windows version later
11625 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11627 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11628 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11629 arm_cannot_force_const_mem.
11630 (arm_cannot_force_const_mem): New function.
11631 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11632 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11633 of arm_tls_referenced_p.
11634 * config/arm/arm.md (movsi): Split out-of-section constants when
11635 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11636 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11638 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11640 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11642 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11644 * config/mips/mips.md (*extendqihi2): Convert the destination
11647 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11649 * config/pa/fptr.c: Update license header.
11650 * config/pa/milli64.S: Likewise.
11652 2007-07-17 Nick Clifton <nickc@redhat.com>
11654 * COPYING_v3: New file. Contains version 3 of the GNU General
11656 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11657 Lesser General Public License.
11658 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11659 the GNU General Public License.
11661 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11663 PR rtl-optimization/32773
11664 * cfglayout.c (force_one_exit_fallthru): New function.
11665 (cfg_layout_finalize): Use it.
11667 2007-07-16 Richard Guenther <rguenther@suse.de>
11668 Uros Bizjak <ubizjak@gmail.com>
11670 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11671 before forcing it to gimple operand.
11673 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11674 David Ung <davidu@mips.com>
11676 * config/mips/mips.h (TUNE_24K): Define.
11677 (TUNE_MACC_CHAINS): Add TUNE_24K.
11678 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11680 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11681 (r74k_int_madd): .. this new reservation.
11682 (define_bypass): Fixed bypasses for r74k_int_madd to use
11683 mips_linked_madd_p.
11684 * config/mips/24k.md (define_bypass): Define new
11685 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11687 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11688 Nigel Stephens <nigel@mips.com>
11690 * config/mips/mips.md: Include 20kc.md.
11691 * config/mips/20kc.md: New file.
11692 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11693 (mips_adjust_cost): Tweak for 20Kc.
11694 (mips_issue_rate): Likewise.
11695 * config/mips/mips.h (TUNE_20KC): Define.
11697 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11699 * config/rs6000/rs6000.c (struct processor_cost): Add
11700 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11702 (*_cost): Add cache information.
11703 (rs6000_override_options): Set cache parameters.
11705 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11708 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11709 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11711 2007-07-16 Paul Brook <paul@codesourcery.com>
11714 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11715 (cirrus_thumb2_movsi_insn): Ditto.
11717 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11719 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11720 CR2_REGNO to R_CR2.
11722 2007-07-15 Andrew Haley <aph@redhat.com>
11724 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11725 before looking in the context.
11727 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11729 PR middle-end/32398
11730 PR middle-end/32769
11731 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11732 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11733 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11734 (pa_output_function_prologue): Use rp_saved and
11735 current_function_is_leaf to generate .CALLINFO statement.
11736 (hppa_expand_prologue): Set rp_saved.
11737 (hppa_expand_epilogue): Use rp_saved.
11738 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11739 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11741 2007-07-14 Dirk Mueller <dmueller@suse.de>
11743 * omega.c (coalesce): Fix memory leak on early exit.
11744 * matrix-reorg.c (check_allocation_function): Likewise.
11745 * tree-vect-transform.c (vect_get_new_vect_var): free result
11747 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11748 pass pointer to edge vector
11749 (partition_hot_cold_basic_blocks): Fix memory leak.
11750 * collect2.c (prefix_from_string): Free temporary storage.
11751 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11753 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11755 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11756 (DO_GLOBAL_DTORS_BODY): Likewise.
11758 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11759 Nigel Stephens <nigel@mips.com>
11761 * config/mips/mips.c (mips_classify_symbol): Don't return
11762 SYMBOL_SMALL_DATA for constant pool addresses if
11763 TARGET_EMBEDDED_DATA is true.
11765 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11767 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11768 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11769 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11770 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11771 __builtin_ia32_storehps, __builtin_ia32_storelps,
11772 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11773 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11774 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11775 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11776 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11777 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11778 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11779 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11780 using def_builtin_const.
11782 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11784 PR tree-optimization/32705
11785 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11786 (simplify_binary_expression): Use SSA_VAL consistently.
11788 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11790 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11791 (SPEFSCR_REGNO): Delete definition.
11792 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11793 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11794 * config/rs6000/rs6000.h: Do not define *_REGNO.
11795 LINK_REGISTER_REGNUM -> LR_REGNO.
11796 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11797 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11798 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11799 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11800 R_VRSAVE, R_VSCR. Use them.
11801 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11802 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11803 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11804 * config/rs6000/aix.h: Define R_LR. Use it.
11806 2007-07-13 Caroline Tice <ctice@apple.com>
11808 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11809 flag_var_tracking is explicitly turned off (i.e. when variable
11810 tracking is not feasible); otherwise, turn flag_var_tracking on when
11811 flag_var_tracking_uninit is on.
11812 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11813 note definitions, to allow recording of initialization status in the
11815 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11816 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11817 determine if two note locations are equal.
11818 (output_loc_list): Don't output list entries whose start & end labels
11820 (reg_loc_descriptor): Add parameter for initialization status; pass it
11821 to other loc descriptor functions.
11822 (one_reg_loc_descriptor): Add parameter for initialization status;
11823 check its value and add DW_OP_GNU_uninit to returned loc descr if
11825 (multiple_reg_loc_descriptor): Add parameter for initialization
11827 pass init status argument to other loc descriptor functions; check
11828 value of intialization parameter and add DW_OP_GNU_uninit to returned
11829 loc descr if appropriate.
11830 (based_loc_descr): Add parameter for initialization status; add new
11831 variable for return value; check value of initialization parameter and
11832 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11833 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11834 pass init status argument to other loc descriptor functions; check
11835 value of intialization parameter and add DW_OP_GNU_uninit to returned
11836 loc descr if appropriate.
11837 (mem_loc_descriptor): Likewise.
11838 (concat_loc_descriptor): Likewise.
11839 (concatn_loc_descriptor): Likewise.
11840 (loc_descriptor): Add parameter for initialization status; pass it as
11841 argument to other loc descriptor function calls.
11842 (loc_descriptor_from_tree_1): Add appropriate initialization status
11843 to loc descriptor function calls.
11844 (add_location_or_const_value_attribute): Get initialization status
11845 from VAR_LOCATION note; add initialization status to loc descriptor
11847 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11848 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11849 status is uninitialized, add "[uninint]" to output.
11850 * common.opt (fvar-tracking-uninit): New option, similar to
11851 fvar-tracking, to turn on tracking of uninitialized variables; creates
11852 a new global flag, flag_var_tracking_uninit.
11853 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11854 (enum var_init_status): New type, for var initialization status field.
11855 * var-tracking.c (struct location_chain_def): Two new fields, init,
11856 for initialization status, and set_src for the assignment value expr.
11857 (unshare_variable): New parameter for initialization status;
11858 initialize new init and set_src fields.
11859 (var_reg_set): New parameters for initialization status and value;
11860 pass them to set_variable_part.
11861 (var_mem_set): Likewise.
11862 (get_init_value): New function.
11863 (var_reg_delete_and_set): New initialization status & value
11864 parameters; add call to get_init_value if status is unknown; pass new
11865 parameters to clobber_variable_part and var_reg_set.
11866 (var_mem_delete_and_set): Likewise.
11867 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11868 (var_mem_delete): Likewise.
11869 (variable_union): Pass status to unshare_variable; initialize new init
11870 and set_src fields. If flag_var_tracking_uninit is not set, force
11871 status to initialized.
11872 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11873 used later to get the set_src value.
11874 (find_src_status): New function.
11875 (find_src_set_src): New function.
11876 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11877 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11878 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11879 and var_mem_delete_and_set.
11880 (dump_variable): Print out "[uninit]" if appropriate.
11881 (set_variable_part): Add new initialization and set_src parameters;
11882 pass status to unshare_variable; set node->init and node- >set_src
11883 fields and modify slot in hash table appropriately; save the init and
11884 set_src values if appropriate and assign to the new node.
11885 (clobber_variable_part): New set_src parameter; if two nodes have
11886 same variable and same location but different set_src (assignment)
11887 values, clobber old node.
11888 (delete_variable_part): Pass init status to unshare_variable.
11889 (emit_note_insn_var_location): Add initialized var; assign var's init
11890 status to new 'initialized'; pass new init status field to calls to
11891 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11892 status to initialized.
11893 (emit_notes_in_bb): Pass initialization status to calls to
11894 var_reg_set, var_mem_set, var_reg_delete_and_set and
11895 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11896 var_reg_delete_and_set and var_mem_delete_and_set; call
11897 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11898 make up for change in add_stores.
11899 (vt_add_function_parameters): Add status to calls to
11901 * config/darwin.c (darwin_override_options): Turn on uninitialized
11902 tracking automatically, if var_tracking is on and the system is
11905 2007-07-13 Sa Liu <saliu@de.ibm.com>
11907 * config.gcc: Add options for arch and tune on SPU.
11908 * config/spu/predicates.md: Add constant operands 0 and 1.
11909 * config/spu/spu-builtins.def: Add builtins for double precision
11910 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11911 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11913 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11915 * config/spu/spu-protos.h: Add new function prototypes.
11916 * config/spu/spu.c (spu_override_options): Check options -march and
11918 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11919 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11921 (spu_const_from_int): New. Create a vector constant from 4 ints.
11922 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11923 (spu_emit_vector_compare): New. Emit vector compare.
11924 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11925 * config/spu/spu.h: Add options -march and -mtune. Define processor
11926 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11927 CANONICALIZE_COMPARISON.
11928 * config/spu/spu.md: Add new insns for double precision compare
11929 and double precision vector compare. Add vcond and smax/smin patterns
11930 to enable DFmode vector conditional expression.
11931 * config/spu/spu.opt: Add options -march and -mtune.
11932 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11933 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11934 both CELL and CELLEDP targets: spu_testsv.
11935 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11938 2007-07-13 Richard Guenther <rguenther@suse.de>
11940 PR tree-optimization/32721
11941 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11942 TREE_THIS_VOLATILE on the folded reference.
11943 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11944 if the array reference has TREE_THIS_VOLATILE set.
11946 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11949 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11951 2007-07-13 Andreas Schwab <schwab@suse.de>
11953 * gengtype-lex.l: Allow declarations to be indented.
11955 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11957 * ginclude/tgmath.h: New.
11958 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11959 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11960 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11961 * configure: Regenerate.
11963 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11965 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11966 correct index when setting register save state for xd
11969 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11971 * config/sh/sh.c (mark_use): Remove.
11973 2007-07-12 Paul Brook <paul@codesourcery.com>
11975 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11976 reg does not overlap return value.
11978 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11980 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11981 (set_expression_vuses): Ditto.
11982 (init_pre): Initialize expression_vuses.
11984 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11986 * config/i386/sse.md (storentdf, storentsf): New.
11988 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11990 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11992 * tree.c (build_decl_stat): Move code from here...
11993 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11994 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11995 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11996 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11997 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12000 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12001 Devang Patel <dpatel@apple.com>
12003 PR tree-optimization/25413
12004 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12005 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12006 * tree.h (contains_packed_reference): New.
12007 * expr.c (contains_packed_reference): New.
12008 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12009 (vect_enhance_data_refs_alignment): Call
12010 vector_alignment_reachable_p.
12011 * target.h (vector_alignment_reachable): New builtin.
12012 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12013 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12014 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12016 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12018 * target.h (builtin_vectorization_cost): Add new target builtin.
12019 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12020 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12021 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12022 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12023 uninitialized variables.
12024 * tree-vect-transform.c (cost_for_stmt): New function.
12025 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12026 using cost 1 for all scalar stmts. Be less conservative when
12027 estimating the number of prologue/epulogue iterations. Call
12028 targetm.vectorize.builtin_vectorization_cost. Return
12029 min_profitable_iters-1.
12030 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12031 initialization cost instead of TARG_VEC_STMT_COST. Use
12032 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12033 epilogue code. Fix epilogue cost computation.
12034 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12035 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12036 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12037 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12038 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12039 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12041 2007-07-12 Richard Guenther <rguenther@suse.de>
12043 * gimplify.c (gimplify_conversion): Make sure that the result
12044 from maybe_fold_offset_to_reference is trivially convertible
12045 to the desired type before doing the simplification.
12046 (gimplify_expr): Likewise.
12047 * fold-const.c (fold_binary): Use the correct types for
12048 building the simplified expression.
12050 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12052 PR rtl-optimization/32729
12053 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12054 that fallthru to exit.
12056 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12058 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12059 (symDTPOFF2reg): Likewise.
12061 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12063 PR tree-optimization/32663
12065 * tree.h (VALUE_HANDLE_VUSES): Remove.
12066 (struct tree_value_handle): Remove vuses.
12068 * tree-vn.c (create_value_handle_for_expr): Don't set
12069 VALUE_HANDLE_VUSES.
12071 * tree-ssa-pre.c (expression_vuses): New.
12072 (alloc_expression_id): Set up expression_vuses.
12073 (get_expression_vuses): New.
12074 (set_expression_vuses): Ditto.
12075 (clear_expression_ids): Modify for expression_vuses.
12076 (phi_translate_1): Ditto.
12077 (phi_translate_set): Ditto.
12078 (value_dies_in_block_x): Ditto
12079 (valid_in_sets): Ditto.
12080 (add_to_sets): Ditto.
12081 (find_existing_value_expr): Ditto.
12082 (create_value_handle_for_expr): Ditto.
12083 (make_values_for_stmt): Ditto.
12084 (vuse_equiv): Remove.
12086 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12088 * Makefile.in (mostlyclean): Remove object files.
12090 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12092 * toplev.c (no_new_pseudos): Deleted.
12093 * rtl.h (no_new_pseudos): Deleted.
12094 * tree-pass.h (pass_no_new_pseudos): Deleted.
12095 * passes.c (pass_no_new_pseudos): Deleted.
12096 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12097 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12098 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12100 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12101 * rtlhooks.c (gen_lowpart_general): Ditto.
12102 * optabs.c (prepare_operand): Ditto.
12103 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12105 * modulo-sched.c (rest_of_handle_sms): Ditto.
12106 * see.c (rest_of_handle_see): Ditto.
12107 * ifcvt.c (if_convert): Ditto.
12108 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12110 * init-regs.c (gate_initialize_regs): Deleted set of
12112 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12113 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12114 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12116 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12119 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12120 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12121 (*vec_extractv2di_1_rex64): New insn pattern.
12123 2007-07-11 David Daney <ddaney@avtrex.com>
12125 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12126 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12127 for SIGNAL_UNWIND_RETURN_COLUMN.
12128 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12129 (DWARF_FRAME_REGNUM): Rewrite.
12130 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12132 2007-07-11 Nick Clifton <nickc@redhat.com>
12134 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12135 delta and use gen_int_mode in place of GET_INT instead.
12137 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12139 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12142 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12144 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12145 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12147 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12148 (USE_CANONICAL_TYPES): New.
12149 * doc/invoke.texi (verify-canonical-types): Remove.
12150 (use-canonical-types): Add.
12152 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12154 * config/spu/spu.c (spu_optimization_options): Remove setting of
12155 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12156 (spu_override_options): Move it here.
12158 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12160 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12161 * config/mips/mips.c (mips_cpu_info_table): Mention
12162 MIPS_ISA_LEVEL_SPEC in the comment.
12164 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12166 PR tree-optimization/32713
12167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12169 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12171 PR middle-end/30482
12172 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12173 conditional to flag_isoc99.
12174 (c_common_init_options): Do it here, unconditionally.
12176 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12178 PR tree-optimization/32589
12179 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12180 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12181 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12182 predicate, extracted from...
12183 (set_rhs): ...here. Call it for the expression on entry.
12184 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12185 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12186 (simplify_binary_expression): Use valid_gimple_expression_p
12187 to validate the simplification.
12188 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12190 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12192 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12193 DWARF2_DEBUG on 32 bit target too.
12194 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12196 2007-07-11 Nick Clifton <nickc@redhat.com>
12198 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12199 version for 64-bit hosts.
12201 2007-07-10 David Daney <ddaney@avtrex.com>
12203 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12205 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12207 * config/mips/mips.c (mips_expand_synci_loop): New function.
12208 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12209 (UNSPEC_RDHWR): Same.
12210 (UNSPEC_SYNCI): Same.
12211 (UNSPEC_SYNC): Same.
12212 (clear_cache): New expand.
12216 (clear_hazard): Same.
12217 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12219 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12220 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12222 2007-07-10 Ian Lance Taylor <iant@google.com>
12224 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12227 2007-07-10 David Daney <ddaney@avtrex.com>
12229 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12230 * builtins.c (expand_builtin___clear_cache): New function.
12231 (expand_builtin): Call expand_builtin___clear_cache for
12232 BUILT_IN_CLEAR_CACHE case.
12233 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12234 * doc/md.texi (clear_cache): Document new instruction pattern.
12235 * testsuite/gcc.dg/builtins-64.c: New test.
12237 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12239 * config/cris/cris.md ("movsi"): Fix typo in last change.
12241 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12244 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12246 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12247 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12248 for FUNCTION_DECLs. Don't use align_functions_log if
12250 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12251 even for FUNCTION_DECLs.
12252 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12254 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12255 (DECL_FUNCTION_CODE): Update for new location and name of
12257 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12258 (struct tree_decl_common): Move 'align' and 'off_align' out
12259 of union, ensure they're still on a 32-bit boundary. Remove
12260 other fields in union 'u1'.
12261 (struct tree_function_decl): Add field 'function_code' replacing
12262 'u1.f' in tree_decl_common.
12263 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12264 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12265 (Variable Attributes): Cross-reference 'aligned' attribute
12266 to Function Attributes.
12267 * flags.h (force_align_functions_log): Delete.
12268 * toplev.c (force_align_functions_log): Delete.
12270 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12273 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12274 (*vec_concatv2di_rex): New insn pattern.
12276 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12279 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12281 2007-07-10 Ian Lance Taylor <iant@google.com>
12283 Replace no_new_pseudos in backends.
12284 * rtl.h (can_create_pseudo_p): Define.
12285 * config/darwin.c (machopic_indirect_data_reference): Use
12286 can_create_pseudo_p () instead of no_new_pseudos.
12287 (machopic_indirect_data_reference): Likewise.
12288 (machopic_legitimize_pic_address): Likewise.
12289 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12290 (alpha_emit_set_const_1): Likewise.
12291 (alpha_emit_set_const): Likewise.
12292 (alpha_emit_conditional_move): Likewise.
12293 (alpha_split_conditional_move): Likewise.
12294 * config/alpha/alpha.md (various splitters): Likewise.
12296 * config/arm/arm.c (legitimize_pic_address): Likewise.
12297 (arm_load_pic_register): Likewise.
12298 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12299 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12300 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12301 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12302 * config/cris/cris.md (movsi): Likewise.
12303 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12304 (symGOTOFF2reg_hilo): Likewise.
12305 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12306 * config/h8300/h8300.md (insv, extzv): Likewise.
12307 * config/i386/i386.c (ix86_expand_move): Likewise.
12308 (ix86_expand_vector_move): Likewise.
12309 (ix86_prepare_fp_compare_args): Likewise.
12310 (ix86_expand_carry_flag_compare): Likewise.
12311 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12312 (tls_dynamic_gnu2_combine_32): Likewise.
12313 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12314 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12315 (ia64_expand_movxf_movrf): Likewise.
12316 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12317 (m32c_split_move): Likewise.
12318 (m32c_expand_insv): Likewise.
12319 * config/m68k/m68k.md (movsi): Likewise.
12320 * config/mips/mips.c (mips_force_temporary): Likewise.
12321 (mips_split_symbol): Likewise.
12322 (mips_move_integer): Likewise.
12323 (mips_legitimize_const_move): Likewise.
12324 * config/mn10300/mn10300.md (movsi): Likewise.
12325 * config/pa/pa.c (emit_move_sequence): Likewise.
12326 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12327 (rs6000_got_register): Likewise.
12328 (create_TOC_reference): Likewise.
12329 (rs6000_machopic_legitimize_pic_address): Likewise.
12330 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12331 (various splitters): Likewise.
12332 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12333 (movsi_got): Likewise.
12334 * config/s390/s390.c (emit_symbolic_move): Likewise.
12335 * config/s390/s390.md (movhi, movqi): Likewise.
12336 (load_multiple, store_multiple): Likewise.
12337 * config/score/score.c (score_force_temporary): Likewise.
12338 * config/sh/sh.c (prepare_move_operands): Likewise.
12339 (prepare_cbranch_operands): Likewise.
12340 (emit_fpu_switch): Likewise.
12341 (fpscr_set_from_mem): Likewise.
12342 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12343 (adddi3, subsi3): Likewise.
12344 (various splitters): Likewise.
12345 (divsi_inv_fp_combine): Likewise.
12346 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12347 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12349 * config/sh/predicates.md (xor_operand): Likewise.
12350 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12351 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12352 (movdi_pic_label_ref): Likewise.
12353 * config/spu/spu.c (spu_split_immediate): Likewise.
12354 * config/alpha/alpha.md (various splitters): Remove test
12355 !no_new_pseudos || reload_completed.
12356 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12358 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12359 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12360 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12361 * config/score/score.c (th_output_mi_thunk): Likewise.
12362 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12363 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12365 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12367 PR rtl-optimization/32664
12368 * mode-switching.c (create_pre_exit): Skip barrier insns.
12370 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12372 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12373 force_gimple_operand_bsi.
12374 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12375 rewrite_use_compare): Ditto.
12376 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12378 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12379 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12380 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12381 * tree-profile.c (prepare_instrumented_value,
12382 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12383 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12384 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12385 tree_gen_ior_profiler): Ditto.
12386 * tree-ssa-reassoc.c (negate_value): Ditto.
12387 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12388 Use force_gimple_operand_bsi.
12389 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12390 * tree-if-conv.c (add_to_dst_predicate_list,
12391 find_phi_replacement_condition): Ditto.
12392 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12393 Call mark_symbols_for_renaming for new statements.
12394 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12396 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12398 * cfghooks.c (remove_edge): New function.
12399 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12401 * cfghooks.h (remove_edge): Declare.
12402 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12403 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12405 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12407 * optabs.h: Added declaration for signbit_optab.
12408 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12409 * genoptinit.c (optabs): Added entry for signbit insns.
12410 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12411 insn, if available.
12412 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12413 * config/s390/s390.md (signbit<mode>2): New expander.
12415 2007-07-09 Richard Guenther <rguenther@suse.de>
12417 PR middle-end/32698
12418 * fold-const.c (fold_plusminus_mult_expr): Move constant
12419 arguments second to allow decomposing.
12421 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12424 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12426 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12427 Disregard DECL_FROM_INLINE.
12429 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12432 * doc/invoke.texi: Add ftree-reassoc flag.
12433 * common.opt (ftree-reassoc): New flag.
12434 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12435 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12437 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12439 PR tree-optimization/32681
12440 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12441 saved in second_edge->aux when first_bb is a loop header.
12443 2007-07-09 Jan HUbicka <jh@suse.cz>
12445 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12447 2007-07-09 Richard Guenther <rguenther@suse.de>
12449 * c-decl.c (start_function): Do not promote return type.
12451 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12453 * function.c (do_warn_unused_parameter): Do not warn if
12454 TREE_NO_WARNING is set.
12456 2007-07-08 Andreas Schwab <schwab@suse.de>
12458 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12460 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12463 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12465 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12466 apply to assembly language, too.
12467 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12469 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12471 Revert (note the sccvn portions are *not* reverted)
12472 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12474 Fix PR tree-optimization/23488
12476 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12478 * tree-flow-inline.h (get_value_handle): Ditto.
12479 * tree-ssa-pre.c (decl_vh_map): New.
12480 (decl_node_pool): New.
12481 (can_value_number_operation): Support DECL_P.
12482 (can_PRE_operation): Ditto.
12483 (create_expression_by_pieces): Ditto.
12484 (find_existing_value_expr): Modify to differnetiate between
12485 addressing and top level.
12486 (create_value_handle_for_expr): Handle DECL's.
12487 (poolify_tree): Ditto.
12488 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12489 (make_values_for_stmt): Handle DECL's properly.
12490 (init_pre): Reorg to not init useless things during FRE.
12492 * tree-flow.h: Include pointer-set.h.
12493 (decl_vh_map): Declare.
12494 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12496 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12498 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12499 the constraint description.
12500 * doc/md.texi: Update documentation of AVR constraints.
12502 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12504 * auto-inc-dec.c, config/arm/arm.c,
12505 config/m32r/constraints.md, config/mips/mips.md,
12506 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12507 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12508 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12509 typos. Follow spelling conventions.
12510 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12512 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12513 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12515 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12516 realloc_vuse): Remove.
12517 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12520 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12522 Fix PR tree-optimization/23488
12524 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12525 (try_to_simplify): Ditto.
12526 (visit_use): Ditto.
12527 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12529 * tree-flow-inline.h (get_value_handle): Ditto.
12530 * tree-ssa-pre.c (decl_vh_map): New.
12531 (decl_node_pool): New.
12532 (can_value_number_operation): Support DECL_P.
12533 (can_PRE_operation): Ditto.
12534 (create_expression_by_pieces): Ditto.
12535 (find_existing_value_expr): Modify to differnetiate between
12536 addressing and top level.
12537 (create_value_handle_for_expr): Handle DECL's.
12538 (poolify_tree): Ditto.
12539 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12540 (make_values_for_stmt): Handle DECL's properly.
12541 (init_pre): Reorg to not init useless things during FRE.
12543 * tree-flow.h: Include pointer-set.h.
12544 (decl_vh_map): Declare.
12545 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12547 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12549 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12550 apply to assembly language, too.
12551 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12553 2007-07-06 Ian Lance Taylor <iant@google.com>
12554 Zack Weinberg <zackw@panix.com>
12556 PR middle-end/32441
12557 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12559 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12561 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12562 (prefetch): Likewise if "pref" would be used.
12564 2007-07-06 Josh Conner <jconner@apple.com>
12566 PR middle-end/32602
12567 PR middle-end/32603
12568 * calls.c (store_one_arg): Handle arguments which are partially
12569 on the stack when detecting argument overlap.
12571 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12573 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12574 chosen during find_reloads.
12576 2007-07-06 Richard Guenther <rguenther@suse.de>
12578 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12579 TYPE_ARG_TYPES for verification of argument types. Use
12580 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12581 parameters as variable arguments.
12583 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12585 * libgcc2.h (word_type): Type definition removed.
12586 (cmp_return_type, shift_count_type): Type definitions added.
12587 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12588 replaced with shift_count_type.
12589 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12591 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12592 changed from word_type to Wtype.
12593 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12594 replaced with shift_count_type.
12595 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12597 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12598 and libgcc_shift_count attribute added.
12599 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12600 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12601 (TARGET_INITIALIZER): New target hooks added.
12602 * targhooks.c (default_libgcc_cmp_return_mode,
12603 default_libgcc_shift_count_mode): Default implementations for the new
12604 target hooks added.
12605 * targhooks.h (default_libgcc_cmp_return_mode,
12606 default_libgcc_shift_count_mode): Function prototypes added.
12607 * target.h (struct gcc_target): Fields for the new target hooks added.
12608 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12610 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12613 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12614 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12616 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12617 s390_libgcc_shift_count_mode): Functions added.
12618 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12619 Target hooks defined.
12621 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12623 * config/mips/mips.c (compute_frame_size): Restore the original
12624 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12625 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12626 Document why the difference is needed.
12628 2007-07-06 Richard Guenther <rguenther@suse.de>
12630 * c-common.c (boolean_increment): Use correctly typed
12633 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12635 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12636 the topmost argument register is not also included in the save mask.
12637 (mips16e_collect_argument_save_p): Take a pointer to the argument
12638 register, rather than a pointer to the number of arguments.
12639 (mips16e_collect_argument_saves): Only include argument saves
12640 that aren't in the register mask.
12642 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12644 PR rtl-optimization/32450
12645 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12646 to ensure that instructions are not moved into the prologue when
12647 profiling is on. Remove unused prologue_end variable.
12648 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12649 as a scheduling barrier.
12651 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12654 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12655 Disregard DECL_FROM_INLINE.
12657 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12659 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12660 IORing with a constant.
12662 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12664 PR rtl-optimization/32475
12665 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12666 for every definition of the stack pointer.
12668 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12670 * arm.c (vfp3_const_double_index): Copy signed results of
12671 REAL_VALUE_TO_INT into unsigned vars.
12673 2007-07-05 Richard Guenther <rguenther@suse.de>
12675 PR middle-end/32639
12676 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12678 * tree-ssa.c (useless_type_conversion_p): Check canonical
12681 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12683 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12684 zero_extendhisi2): Change to define_insn_and_split.
12685 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12687 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12689 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12690 pass_match_asm_constraints): New.
12691 * passes.c (init_optimization_passes): Add new pass.
12692 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12693 * function.h (struct function): Add has_asm_statement bit.
12694 (current_function_has_asm_statement): New.
12695 * tree-pass.h (pass_match_asm_constraints): New.
12697 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12699 * config/mips/mips.c (mips_file_start): Avoid declaration
12702 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12704 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12706 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12708 * rtl.def (NOTE): Change print format string to print
12709 operand 5 as a note insn name.
12711 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12712 David Ung <davidu@mips.com>
12714 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12715 * doc/invoke.texi: (MIPS Options): Document them.
12717 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12718 David Ung <davidu@mips.com>
12720 Add support for SmartMIPS ASE.
12722 * optabs.c (expand_binop_directly): New, broken out from...
12723 (expand_binop): Here. Make it try rotating in the other
12724 direction even when the second operand isn't constant.
12725 * config/mips/mips.md (*lwxs): New.
12726 * config/mips/mips.opt (msmartmips): New.
12727 * config/mips/mips.c (mips_lwxs_address_p): New.
12728 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12729 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12730 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12731 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12732 (ISA_HAS_LWXS): New.
12733 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12734 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12735 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12736 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12737 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12738 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12739 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12741 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12743 * tree-vectorizer.c (new_loop_vec_info): Initialize
12744 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12745 * tree-vectorizer.h (_loop_vec_info): Added new filed
12746 min_profitable_iters.
12747 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12748 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12749 * tree-vect-analyze.c (vect_analyze_operations): Set
12750 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12751 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12752 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12753 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12754 and prologue cost to after they are computed.
12755 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12756 TARG_VEC_STMT_COST.
12757 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12758 of creating vectors from scalars according to dt.
12759 (vect_model_store_cost): Likewise.
12760 (vectorizable_call): Use dt array instead of scalar dt. Call
12761 vect_model_simple_cost with additional argument dt.
12762 (vectorizable_assignment): Likewise.
12763 (vectorizable_operation): Likewise.
12764 (vectorizable_type_demotion): Likewise.
12765 (vectorizable_type_promotion): Likewise.
12766 (vectorizable_store): Use dt array instead of scalar dt. Call
12767 vect_model_store_cost with additional argument dt.
12768 (vect_do_peeling_for_loop_bound): Don't call
12769 vect_estimate_min_profitable_iters. Instead, lookup
12770 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12771 "may not be profitable".
12773 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12776 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12777 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12778 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12779 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12781 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12783 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12784 addressing modes cheaper.
12786 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12788 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12789 (dw_ranges_struct): Rename block_num to num. Adjust.
12790 (dw_ranges_by_label_struct): New.
12791 (ranges_by_label, ranges_by_label_allocated,
12792 ranges_by_label_in_use): New variables.
12793 (add_ranges_num): Factored most of the code out of...
12794 (add_ranges): ... this one. Rewrite in terms of the former.
12795 (add_ranges_by_labels): New.
12796 (output_ranges): Output by-label ranges.
12797 (dwarf2out_finish): Output range for multiple-section
12798 compile_unit. Output standard DW_AT_low_pc in addition to
12799 unexpected DW_AT_entry_pc.
12801 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12803 PR tree-optimization/32604
12804 PR tree-optimization/32606
12806 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12807 (compute_antic_safe): Removed.
12808 (ANTIC_SAFE_LOADS): Ditto.
12809 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12810 (execute_pre): Don't call compute_antic_safe.
12811 (vuse_equiv): New function.
12812 (make_values_for_stmt): Use it
12813 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12816 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12819 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12820 rather than a decl.
12821 (avr_attribute_table): Make "naked" attribute apply to function types
12822 rather than to decls.
12823 (avr_handle_fntype_attribute): New function.
12825 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12827 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12830 2007-07-04 David Ung <davidu@mips.com>
12831 Joseph Myers <joseph@codesourcery.com>
12833 * config/mips/mips.md (type): Add logical, signext and move.
12834 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12835 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12836 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12837 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12838 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12839 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12840 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12841 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12842 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12843 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12844 movv2sf_hardfloat_64bit): Use the new types.
12845 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12846 *movdf_softfloat, *movdf_mips16): Use "multi".
12847 (extendqihi2): Replace with a define_expand.
12848 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12849 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12850 * config/mips/74k.md (r74k_int_logical): New reservation and
12852 (r74k_int_arith): Remove "slt".
12853 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12854 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12855 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12856 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12857 reservations for "arith".
12859 2007-07-04 Richard Guenther <rguenther@suse.de>
12861 * tree-ssa.c (useless_type_conversion_p): Add handling for
12862 scalar float and vector types. Only call the types_compatible_p
12863 langhook for aggregate types as last resort. Follow the
12866 2007-07-04 Richard Guenther <rguenther@suse.de>
12868 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12869 the same as NOP_EXPR.
12871 2007-07-04 Nick Clifton <nickc@redhat.com>
12873 * target.h (struct gcc_target): Add target_help field.
12874 * target-def.h (TARGET_HELP): New.
12875 (TARGET_INITIALIZER): Use TARGET_HELP.
12876 * opts.c (command_handle_option): Invoke target_help function, if
12877 defined, when the user has specified --target-help on the command
12879 * doc/invoke.texi: Mention that --target-help might print
12880 additional information.
12881 * doc/tm.texi: Document TARGET_HELP hook.
12883 * arm.c (TARGET_HELP): Override default definition.
12884 (arm_target_help): New - display a wrapped list of cores and
12885 architectures supported.
12887 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12889 * config/v850/v850.c (expand_prologue): Make sure
12890 GEN_INT() argument is sign extended rather than zero extended.
12891 (expand_epilogue): Likewise.
12892 (output_move_double): Delete.
12893 * config/v850/v850-protos.h (output_move_double): Delete.
12894 * config/v850/v850.md (movdi): Delete.
12895 (*movdi_internal): Delete.
12897 (*movdf_internal): Delete.
12899 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12901 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12902 unless compiling RTP PIC.
12904 2007-07-04 Richard Guenther <rguenther@suse.de>
12906 PR tree-optimization/32482
12907 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12908 original ssa name if we didn't find a shift expression.
12909 Fix shift constant for bit zero test.
12911 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12913 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12915 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12917 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12918 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12919 * config/arm/vxworks.h (ASM_SPEC): Delete.
12920 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12922 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12924 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12925 (DDR_REVERSED_P): New.
12926 * tree-data-ref.c (initialize_data_dependence_relation,
12927 build_classic_dist_vector): Set DDR_REVERSED_P.
12929 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12931 PR middle-end/32457
12932 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12933 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12934 init_omega_for_ddr_1): Use non conservative number of iterations
12936 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12937 (analyze_siv_subscript): Remove FIXME and reinitialization of
12938 last_conflicts to chrec_dont_know.
12939 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12941 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12943 * tree.c (maybe_canonicalize_argtypes): Improve description.
12945 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12947 * tree.c (maybe_canonicalize_argtypes): New.
12948 (build_function_type): Set canonical type.
12949 (build_method_type_directly): Ditto.
12950 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12953 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12955 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12957 (rewrite_use_nonlinear_expr): Likewise.
12959 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12961 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12963 2007-07-04 Ben Elliston <bje@au.ibm.com>
12965 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12968 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12970 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12971 (Exception Handling): Likewise.
12973 2007-07-03 Jan Hubicka <jh@suse.cz>
12975 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12977 2007-07-03 Eric Christopher <echristo@apple.com>
12979 * doc/cppopts.texi: Add conflicting option note to -dM.
12980 * doc/invoke.texi: Add note about possible conflicts with
12981 -E for -dCHARS and note that -dM will not produce
12982 any results if there is no machine dependent reorg.
12984 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12986 * tree.h (DECL_ALIGN): Back out previous change.
12988 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12990 * configure.ac: Test for .dtprelword support on MIPS.
12991 * configure, config.in: Regenerate.
12992 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12993 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12995 2007-07-03 Julian Brown <julian@codesourcery.com>
12997 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12998 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12999 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13000 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13002 (all_fpus): Add FPUTYPE_VFP3.
13003 (fp_model_for_fpu): Add VFPv3 field.
13004 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13005 (vfp3_const_double_index): New function. Return integer index of
13006 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13008 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13009 and argument represents a valid RTX for a VFPv3 constant.
13010 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13012 (vfp_emit_fstmd): Similar, for fstmd.
13013 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13014 constants, represented as integer indices.
13015 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13016 VFP_REGNO_OK_FOR_DOUBLE macros.
13017 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13018 (arm_file_start): Set float-abi attribute for VFPv3, and output
13019 correct ".fpu" assembler directive.
13020 (arm_dbx_register_numbering): Add FIXME.
13021 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13022 (fputype): Add FPUTYPE_VFP3.
13023 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13024 (CALL_USED_REGISTERS): Likewise.
13025 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13026 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13027 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13028 (D7_VFP_REGNUM): New.
13029 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13030 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13031 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13032 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13033 (REG_ALLOC_ORDER): Adjust for VFPv3.
13034 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13035 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13036 VFP_LO_REGS, VFP_HI_REGS.
13037 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13038 (IS_VFP_CLASS): Define macro.
13039 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13041 (REGISTER_MOVE_COST): Likewise.
13042 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13043 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13044 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13045 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13046 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13047 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13048 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13049 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13050 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13051 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13052 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13053 where appropriate for single-word registers.
13054 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13055 As above. Fix type attributes.
13056 * config/arm/constraints.md (register_contraint "t"): Define.
13057 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13059 (register_constraint "x"): Define.
13060 (constraint "Dv"): Define.
13062 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13064 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13066 2007-07-03 Tom Tromey <tromey@redhat.com>
13068 * c-parser.c (objc_pq_context): Removed.
13069 (objc_need_raw_identifier): Likewise.
13070 (c_parser) <objc_pq_context>: New field.
13071 <objc_need_raw_identifier>: Likewise.
13072 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13073 (c_lex_one_token): Update.
13074 (c_parser_objc_protocol_definition): Update.
13075 (c_parser_objc_method_definition): Update.
13076 (c_parser_objc_methodproto): Update.
13077 (c_parser_declspecs): Update.
13079 2007-07-03 David Ung <davidu@mips.com>
13081 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13083 2007-07-03 David Ung <davidu@mips.com>
13084 Richard Sandiford <richard@codesourcery.com>
13086 * doc/invoke.texi: Document -march=74kf3_2.
13087 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13088 (TUNE_74K): Check for it.
13089 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13090 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13091 * config/mips/mips.md (cpu): Add 74kf3_2.
13092 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13093 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13094 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13095 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13096 74kf3_2 to the CPU list.
13097 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13098 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13099 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13100 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13101 (r74kf3_2_fxfer_from_c1): New insn reservations.
13103 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13104 David Ung <davidu@mips.com>
13106 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13107 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13108 and 74k[fx]. Document aliases for the new options.
13109 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13110 (PROCESSOR_24KF2_1): ...this.
13111 (PROCESSOR_24KX): Rename to...
13112 (PROCESSOR_24KF1_1): ...this.
13113 (PROCESSOR_74KF): Rename to...
13114 (PROCESSOR_74KF2_1): ...this.
13115 (PROCESSOR_74KX): Rename to...
13116 (PROCESSOR_74KF1_1): ...this.
13117 (TUNE_74K): Update PROCESSOR_* names.
13118 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13119 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13120 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13121 (mips_rtx_cost_data): Update processor names in comments.
13122 (mips_issue_rate): Update PROCESSOR_* names.
13123 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13124 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13125 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13126 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13127 Update cpu attribute names.
13128 (r24k_fpu_iss): Rename this reservation to...
13129 (r24kf2_1_fpu_iss): ...this and update all uses.
13130 (r24kx_fpu_iss): Rename this reservation to...
13131 (r24kf1_1_fpu_iss): ...this and update all uses.
13132 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13133 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13134 Update cpu attribute names.
13136 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13138 * config/m32r/constraints.md: New file.
13139 * config/m32r/m32r.c: Include tm-constrs.h.
13140 (small_data_operand): Use satisfies_constraint_* instead of macro.
13141 (addr24_operand, gen_compare): Likewise.
13142 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13143 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13144 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13145 EXTRA_CONSTRAINT): Likewise.
13146 * config/m32r/m32r.md: Include constraints.md.
13147 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13148 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13149 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13150 (two_insn_const_operand, int8_operand, uint16_operand,
13151 reg_or_int16_operand, reg_or_uint16_operand,
13152 reg_or_cmp_int16_operand, cmp_int16_operand,
13153 seth_add3_operand): Likewise.
13155 2007-07-03 Eric Christopher <echristo@gmail.com>
13157 * libgcc2.h: Conditionally declare __bswapsi2 and
13160 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13162 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13165 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13168 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13169 (__gthrw_pragma): Provide default definition.
13170 (__gthrw2): Use it.
13171 * gthr-posix.c (__gthrw_pragma): Define.
13173 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13175 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13176 before declaring inequality.
13178 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13180 * combine.c (recog_for_combine): Log the success or failure of
13181 matching new insn patterns against the machine description in
13184 2007-07-03 Revital Eres <eres@il.ibm.com>
13186 * ddg.c (print_sccs): New function.
13187 (check_sccs): New function.
13188 (create_ddg_all_sccs): Use it.
13189 * ddg.h (print_sccs): Declare.
13190 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13192 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13194 * targhooks.h (default_mode_for_suffix): New function declaration.
13195 * targhooks.c (default_mode_for_suffix): New default target hook.
13196 * target.h (struct c): New structure in the targetm struct.
13197 (mode_for_suffix): New target hook as part of struct c.
13198 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13199 default_mode_for_suffix.
13200 (TARGET_C): New define.
13201 * c-lex.c: Include "target.h".
13202 (interpret_float): Use targetm.c.mode_for_suffix to determine
13203 the mode for a given non-standard suffix.
13204 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13206 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13207 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13209 * doc/extend.texi (Floating Types): New node. Document __float80 and
13210 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13212 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13215 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13216 predicate instead of target_operand.
13217 (divsi3_i1_media, divsi3_media_2): Likewise.
13219 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13221 * tree.h (alias_sets_might_conflict_p): Rename into
13222 alias_sets_must_conflict_p.
13223 * alias.c (alias_sets_might_conflict_p): Likewise.
13224 (alias_sets_conflict_p): Use it.
13225 (objects_must_conflict_p): Likewise.
13226 * c-common.c (strict_aliasing_warning): Adjust.
13228 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13230 * rtlhooks.c (gen_lowpart_if_possible): Check for
13231 invalid subreg before calling gen_lowpart_SUBREG.
13233 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13235 * config/darwin9.h: Add copyright notice.
13236 (LINK_COMMAND_SPEC): Add comment.
13237 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13238 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13239 DARWIN_LIBSYSTEM_HAS_UNWIND.
13241 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13244 * omp-low.c (check_combined_parallel): New function.
13245 (lower_omp_parallel): Call it via walk_stmts, set
13246 OMP_PARALLEL_COMBINED if appropriate.
13247 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13248 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13249 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13250 don't consider it as combined parallel.
13252 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13254 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13255 (gcc_tooldir): Likewise.
13256 * configure: Regenerate.
13257 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13258 old configure.ac gcc_tooldir setting.
13259 (prefix_to_exec_prefix): New variable.
13260 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13261 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13263 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13265 Fix PR tree-optimization/32583
13266 Fix PR tree-optimization/32584
13267 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13268 (phi_translate_set): Use phi_translate directly now.
13269 (make_values_for_stmt): Don't value number RHS if we already know
13272 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13273 Jim Wilson <wilson@specifix.com>
13276 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13279 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13280 Richard Sandiford <richard@codesourcery.com>
13281 Nigel Stephens <nigel@mips.com>
13283 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13284 (mips16e_output_save_restore): Declare.
13285 (mips16e_save_restore_pattern_p): Likewise.
13286 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13287 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13288 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13289 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13290 (BITSET_P): New global macro, extracted from...
13291 (mips_for_each_saved_reg): ...here.
13292 (mips16e_save_restore_info): New struct.
13293 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13294 (mips16e_save_restore_regs): New variable.
13295 (mips_split_plus, mips16e_find_first_register): New functions.
13296 (mips16e_mask_registers): New function.
13297 (compute_frame_size): Expand the commentary before the function.
13298 Enforce the MIPS16e save and restore register range restrictions.
13299 Pad the general register save area at the low end.
13300 (mips16e_save_restore_reg, mips16e_build_save_restore)
13301 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13302 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13303 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13305 (mips_expand_prologue, mips_expand_epilogue): Handle
13306 GENERATE_MIPS16E_SAVE_RESTORE.
13307 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13309 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13311 PR tree-optimization/31966
13312 PR tree-optimization/32533
13313 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13314 "basic_block" description as its third argument. Update function
13315 calls to get destination bb from "edge" argument. Save "cond" into
13316 aux field of the edge. Update prototype for changed arguments.
13317 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13319 (find_phi_replacement_condition): Operate on incoming edges, not
13320 on predecessor blocks. If there is a condition saved in the
13321 incoming edge aux field, AND it with incoming bb predicate.
13322 Return source bb of the first edge.
13323 (clean_predicate_lists): Clean aux field of outgoing node edges.
13324 (tree_if_conversion): Do not initialize cond variable. Move
13325 variable declaration into the loop.
13326 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13327 initializations of new_stmt, arg0 and arg1 variables.
13329 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13331 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13332 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13334 2007-07-02 Richard Guenther <rguenther@suse.de>
13336 * tree-ssa.c (useless_type_conversion_p): Document
13337 future intent as defining the middle-end type system.
13338 Re-structure to call langhook last, group by type class,
13339 mark questionable parts.
13341 2007-07-02 Richard Guenther <rguenther@suse.de>
13343 * tree-flow.h (types_compatible_p): Declare.
13344 * tree-ssa.c (types_compatible_p): New function.
13345 * ipa-type-escape.c (discover_unique_type): Use
13346 types_compatible_p instead of lang_hooks.types_compatible_p.
13347 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13348 * tree-vn.c (expressions_equal_p): Likewise.
13349 * tree.c (fields_compatible_p): Likewise.
13350 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13351 (cprop_operand): Use useless_type_conversion_p instead of
13352 lang_hooks.types_compatible_p.
13353 * tree-inline.c (setup_one_parameter): Likewise.
13354 (declare_return_variable): Likewise.
13355 * tree-nrv.c (tree_nrv): Likewise.
13356 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13357 (maybe_fold_offset_to_component_ref): Likewise.
13358 (maybe_fold_offset_to_reference): Likewise.
13359 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13360 (merge_alias_info): Likewise.
13361 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13362 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13363 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13364 * tree-tailcall.c (find_tail_calls): Likewise.
13365 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13366 * gimplify.c (canonicalize_addr_expr): Likewise.
13367 (fold_indirect_ref_rhs): Likewise.
13368 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13369 (cpt_same_type): Likewise.
13370 (check_pointer_types_r): Swap parameters to cpt_same_type
13372 * fold-const.c (fold_convert): Revert fix for PR15988.
13373 * tree-inline.c (setup_one_parameter): Instead fix it here by
13374 using fold_build1 instead of fold_convert and checking for
13375 error_mark_node. Convert only if the conversion is necessary.
13377 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13379 * configure.ac: Check for .gnu_attribute on Power.
13380 * configure: Regenerate.
13381 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13382 attribute for floating-point ABI.
13384 2007-07-02 Ira Rosen <irar@il.ibm.com>
13386 PR tree-optimization/32230
13387 PR tree-optimization/32477
13388 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13389 address is a constant.
13391 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13393 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13394 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13395 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13396 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13397 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13398 64-bit targets. Add support for *-elfoabi*.
13399 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13400 different settings if $(tm_defines) does not select the EABI.
13401 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13402 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13403 (MIPS_ARCH_OPTION_SPEC): Likewise.
13404 (MIPS_ISA_LEVEL_SPEC): Likewise.
13405 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13406 * config/mips/elfoabi.h: New file.
13408 2007-07-02 Richard Guenther <rguenther@suse.de>
13410 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13411 (useless_type_conversion_p): ... this.
13412 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13413 (useless_type_conversion_p): ... this.
13414 * builtins.c (fold_builtin_memory_op): Rename
13415 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13416 * tree-cfg.c (verify_expr): Likewise.
13417 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13418 * tree-ssa-ccp.c (ccp_fold): Likewise.
13419 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13420 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13421 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13422 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13423 * tree-ssa-pre.c (eliminate): Likewise.
13424 * tree-ssa.c (delete_tree_ssa): Likewise.
13425 (tree_ssa_useless_type_conversion): Likewise.
13426 * tree.c (build2_stat): Likewise.
13428 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13430 Fix PR tree-optimization/32571
13431 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13434 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13436 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13437 and other expected operations explicitly, change default to
13440 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13442 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13444 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13445 (tls_load_dot_plus_eight): Move the label number into the unspec.
13446 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13448 2007-07-01 Andreas Schwab <schwab@suse.de>
13450 * dwarf2out.c (initial_return_save): Define only if used.
13452 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13454 Unreverting Richard's Revert of:
13456 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13458 * dce.c (deletable_insn_p_1): New function, split out from...
13459 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13460 specially, not those inside PARALLELs. Remove BODY argument
13461 and adjust recursive call accordingly.
13462 (prescan_insns_for_dce): Update call to delete_insn_p.
13464 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13465 Revital Eres <eres@il.ibm.com>
13467 * ddg.c (create_ddg_all_sccs): Fix missed
13468 initialization of scc_nodes.
13470 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13472 PR middle-end/32559
13473 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13474 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13476 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13478 * configure.ac: Check for .gnu_attribute on MIPS.
13479 * configure, config.in: Regenerate.
13480 * config/mips/mips.c (mips_file_start): If supported, output
13481 attribute for floating-point ABI.
13483 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13486 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13487 (ffs_cmove): New expander to expand using ctz pattern.
13488 (*ffs_cmove): Remove pattern.
13489 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13490 (ffsdi2): Expand using ctz pattern.
13491 (*ffs_rex64): Remove pattern.
13493 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13495 PR rtl-optimization/32296
13496 * pa.md (return): Delete pattern.
13497 (return_internal): Remove "(const_int 1)" from pattern.
13498 (epilogue): Use return_internal pattern for trivial returns.
13499 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13500 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13502 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13504 * tree-ssa-pre.c (is_exception_related): New function
13505 (can_value_number_operation): Use it.
13507 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13509 Fix PR tree-optimization/32540
13510 Fix PR tree-optimization/31651
13512 * tree-ssa-sccvn.c: New file.
13514 * tree-ssa-sccvn.h: Ditto.
13516 * tree-vn.c: Include tree-ssa-sccvn.h
13517 (val_expr_paid_d): Removed.
13518 (value_table): Ditto.
13519 (vn_compute): Ditto.
13520 (val_expr_pair_hash): Ditto.
13521 (val_expr_pair_expr_eq): Ditto.
13522 (copy_vuses_from_stmt): Ditto.
13523 (vn_delete): Ditto.
13525 (shared_vuses_from_stmt): Ditto.
13526 (print_creation_to_file): Moved up.
13527 (sort_vuses): Ditto.
13528 (sort_vuses_heap): Ditto.
13529 (set_value_handle): Make non-static.
13530 (make_value_handle): Ditto.
13531 (vn_add): Rewritten to use sccvn lookups.
13532 (vn_add_with_vuses): Ditto.
13533 (vn_lookup): Ditto (and second argument removed).
13534 (vn_lookup_with_vuses): Ditto.
13535 (vn_lookup_or_add): Ditto (and second argument removed);
13536 (vn_lookup_or_add_with_vuses): Ditto.
13537 (vn_lookup_with_stmt): New.
13538 (vn_lookup_or_add_with_stmt): Ditto.
13539 (create_value_handle_for_expr): Ditto.
13541 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13542 (seen_during_translate): New function.
13543 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13544 (phi_trans_add): Ditto.
13545 (constant_expr_p): FIELD_DECL is always constant.
13546 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13547 Use constant_expr_p.
13548 Avoid infinite recursion on mutually valued expressions.
13549 Change callers of vn_lookup_or_add.
13550 (phi_translate): New function.
13551 (compute_antic_safe): Allow phi nodes.
13552 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13553 (find_or_generate_expression): Rewrite slightly.
13554 (create_expression_by_pieces): Updated for vn_lookup_or_add
13556 Update VN_INFO for new names.
13557 (insert_into_preds_of_block): Update for new names.
13558 (add_to_exp_gen): New function.
13559 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13560 (find_existing_value_expr): Rewrite to changed vn_lookup.
13561 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13562 (try_look_through_load): Removed.
13563 (try_combine_conversion): Ditto.
13564 (get_sccvn_value): New function.
13565 (make_values_for_phi): Ditto.
13566 (make_values_for_stmt): Ditto.
13567 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13569 (init_pre): Update for SCCVN changes.
13571 (execute_pre): Ditto.
13573 * tree-flow.h (make_value_handle): Declare.
13574 (set_value_handle): Ditto.
13575 (sort_vuses_heap): Ditto.
13576 (vn_lookup_or_add_with_stmt): Ditto.
13577 (vn_lookup_with_stmt): Ditto.
13578 (vn_compute): Remove.
13580 (vn_delete): Ditto.
13581 (vn_lookup): Update arguments.
13583 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13584 (tree-vn.o): Ditto.
13585 (tree-ssa-sccvn.o): New.
13586 (OBJS-common): Add tree-ssa-sccvn.o
13588 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13591 * c-typeck.c (build_external_ref): Don't mark as used if called
13593 * calls.c (rtx_for_function_call): Likewise.
13595 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13599 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13601 * dce.c (deletable_insn_p_1): New function, split out from...
13602 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13603 specially, not those inside PARALLELs. Remove BODY argument
13604 and adjust recursive call accordingly.
13605 (prescan_insns_for_dce): Update call to delete_insn_p.
13607 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13609 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13610 (try_combine): Move potential calls to undo_all() so they happen
13611 before we commit to using the combined insns.
13613 2006-06-30 Jan Hubicka <jh@suse.cz>
13615 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13618 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13620 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13621 (cgraph_remove_unreachable_nodes): Likewise.
13622 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13623 * ipa-inline.c (update_caller_keys): Cast according to the coding
13625 (cgraph_decide_recursive_inlining): Likewise.
13626 (cgraph_decide_inlining_of_small_function): Likewise.
13627 (try_inline): Likewise.
13628 (cgraph_decide_inlining_incrementally): Likewise.
13629 * ipa-pure-const.c (get_function_state): Likewise.
13630 (scan_function): Likewise.
13631 (analyze_function): Likewise.
13632 (static_execute): Likewise.
13633 * ipa-reference.c (scan_for_static_refs): Likewise.
13634 (merge_callee_local_info): Likewise.
13635 (analyze_function): Use type safe memory macros.
13636 (static_execute): Likewise. Cast according to the coding conventions.
13637 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13639 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13641 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13642 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13645 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13647 PR middle-end/30024
13648 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13649 for complex modes (both int and real).
13651 2007-06-29 Jan Hubicka <jh@suse.cz>
13653 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13655 2007-06-29 Jan Hubicka <jh@suse.cz>
13657 PR middle-end/32372
13658 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13661 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13664 * config/avr/avr.c: Include dataflow header file.
13665 (expand_prologue): Adjust for prologue insn change.
13666 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13669 2007-06-29 Richard Guenther <rguenther@suse.de>
13671 PR middle-end/32493
13672 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13673 during type verification.
13675 2007-06-29 Jan Hubicka <jh@suse.cz>
13677 * recog.c (validate_change_rtx_1): Unshare TO argument.
13679 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13681 PR tree-optimization/24659
13682 * tree-vect-transform.c (vectorizable_call): Handle
13683 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13685 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13686 * config/i386/i386.c (enum ix86_builtins)
13687 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13688 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13690 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13691 const using def_builtin_const.
13692 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13693 input operands in the same modes as the result.
13694 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13696 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13698 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13699 (df_set_dead_notes_for_mw): Likewise.
13701 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13703 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13705 2007-06-28 DJ Delorie <dj@redhat.com>
13707 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13709 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13711 * doc/invoke.texi (C++ Dialect Options): Document
13712 fvisibility-ms-compat.
13713 * c.opt (fvisibility-ms-compat): New.
13715 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13718 * tree-affine.c (aff_combination_add_elt): Handle
13719 pointer addition specially.
13721 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13723 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13724 decl is non-external for AIX ABI.
13726 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13728 * config/rs6000/predicates.md (current_file_function_operand):
13729 Ensure the symbol is non-external for AIX ABI.
13731 2007-06-28 Nick Clifton <nickc@redhat.com>
13733 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13734 (fdce, fdse, fpredictive-commoning): Likewise.
13736 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13739 * gcc.c (process_command): Recognize the new -static-libgfortran
13742 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13745 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13746 Use a call clobbered hard reg instead of a pseudo reg.
13748 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13750 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13752 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13755 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13756 REG_LIBCALL and REG_RETVAL notes.
13757 (divsi3, mulsi3): Likewise.
13758 (mulhisi3): Likewise. Use emit_libcall_block.
13759 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13761 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13763 PR rtl-optimization/32481
13764 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13766 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13768 * dce.c (deletable_insn_p_1): New function, split out from...
13769 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13770 specially, not those inside PARALLELs. Remove BODY argument
13771 and adjust recursive call accordingly.
13772 (prescan_insns_for_dce): Update call to delete_insn_p.
13774 2007-06-27 Richard Guenther <rguenther@suse.de>
13776 PR middle-end/32492
13777 * tree.h (fold_convertible_p): Declare.
13778 * fold-const.c (fold_convertible_p): New function.
13779 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13780 instead of lang_hooks.types_compatible_p.
13782 2007-06-26 Jan Hubicka <jh@suse.cz>
13784 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13785 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13786 early use validate_unshare_change.
13787 (reload_combine): Likewise.
13788 * recog.c (change_t): New field unshare.
13789 (validate_change_1): Rename from validate_change; add argument unshare.
13790 (validate_change): Turn into wrapper of validate_change_1; update
13791 prototype for bools.
13792 (validate_unshare_change): New.
13793 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13794 calls of df_insn_rescan.
13795 * recog.h (validate_change): Replace ints by bools.
13796 (validate_unshare_change): Declare.
13798 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13800 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13802 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13804 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13806 2007-06-25 Jan Hubicka <jh@suse.cz>
13808 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13810 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13811 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13812 places other call site specific checks are performed.
13814 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13817 * tree-vect-transform.c (vectorizable_operation): Convert
13818 POINTER_PLUS_EXPR over to PLUS_EXPR.
13820 2007-06-25 Chao-ying Fu <fu@mips.com>
13822 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13823 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13824 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13825 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13827 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13828 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13829 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13830 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13831 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13832 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13833 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13834 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13835 ALL_FIXED_POINT_MODE_P): New define.
13836 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13838 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13840 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13841 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13842 MODE_VECTOR_UACCUM): New mode classes.
13844 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13845 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13846 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13849 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13850 (blank_mode): Initialize ibit and fbit.
13851 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13852 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13854 (new_adjust): Change required_class to required_class_from and
13855 required_class_to for testing within a range.
13856 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13857 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13858 MODE_VECTOR_UACCUM.
13859 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13860 (make_fixed_point_mode): New.
13861 (_ADD_ADJUST): Change C to C1 and C2.
13862 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13863 use a range for machine classes.
13864 (ADJUST_IBIT, ADJUST_FBIT): New.
13865 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13867 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13868 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13869 Emit adjustment for ibit and fbit.
13870 (emit_mode_ibit, emit_mode_fbit): New.
13871 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13873 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13875 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13876 as the source of the set.
13878 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13880 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13881 FP_REGNO_P): Use IN_RANGE.
13882 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13883 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13884 (DATA_REG_P): Use DATA_REGNO_P.
13885 (FP_REG_P): Use FP_REGNO_P.
13886 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13887 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13888 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13890 2007-06-24 Jan Hubicka <jh@suse.cz>
13892 PR middle-end/30563
13893 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13895 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13897 PR middle-end/32461
13898 * fold-const.c (fold_binary): Strip nops of operand 0
13899 of BIT_NOT_EXPR before calling operand_equal_p.
13900 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13901 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13903 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13905 * doc/extend.texi: Document that dllimport and dllexport imply
13906 default visibility.
13907 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13908 imported or exported declaration, including type declarations.
13909 * c-common.c (handle_visibility_attribute): Check for conflicts
13910 with dllimport/dllexport.
13911 (c_determine_visibility): Handle dllimport/dllexport as an
13912 explicit visibility atttribute.
13914 2007-06-23 Richard Guenther <rguenther@suse.de>
13916 PR tree-optimization/16876
13917 PR middle-end/29478
13918 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13920 * tree-inline.c (initialize_inlined_parameters): Do not call
13921 lang_hooks.tree_inlining.convert_parm_for_inlining.
13922 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13923 reason for mismatched types.
13924 * gimplify.c (gimplify_call_expr): Verify the call expression
13925 arguments match the called function type signature. Otherwise
13926 mark the call expression to be not considered for inlining
13927 using CALL_CANNOT_INLINE_P flag.
13928 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13929 edges call expression.
13930 (cgraph_decide_inlining_of_small_function): Likewise.
13931 (cgraph_decide_inlining): Likewise.
13932 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13934 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13935 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13936 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13937 Remove declaration.
13938 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13939 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13941 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13942 convert_parm_for_inlining member.
13944 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13947 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13948 Remove optimization for GT.
13950 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13952 PR middle-end/32437
13953 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13955 (prescan_insns_for_dce): Add extra parameter.
13957 2007-06-23 Jan Hubicka <jh@suse.cz>
13959 PR middle-end/31541
13960 * gimplify.c (mark_addressable): New function.
13961 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13963 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13965 PR middle-end/32374
13966 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13968 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13971 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13972 moves between MMX/SSE registers to at least 8 units to prevent
13973 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13975 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13977 * config/i386/i386.c (override_options): Correct x86_sahf
13980 2007-06-21 David Daney <ddaney@avtrex.com>
13983 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13984 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13985 (exception_receiver): Renamed to ...
13986 (nonlocal_goto_receiver): ... this.
13988 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13990 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13991 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13992 partial register accesses.
13994 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13996 * fold-const.c (debug_fold_checksum): Move it under
13997 ENABLE_FOLD_CHECKING.
13999 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14001 PR middle-end/20623
14002 * tree.h (debug_fold_checksum): Declared.
14003 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14004 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14005 build_fold_addr_expr_with_type_1.
14006 (fold_addr_expr, debug_fold_checksum): New.
14007 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14008 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14009 Use fold_addr_expr.
14011 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14013 PR tree-optimization/19590
14014 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14015 of scev is a constant.
14017 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14019 * df-problems.c (df_note_bb_compute): Made computation of live
14020 info consistent with df_lr.
14022 2007-06-21 Richard Guenther <rguenther@suse.de>
14024 PR tree-optimization/32453
14025 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14026 for pointer anti-range.
14028 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14030 * config/i386/i386.c (processor_target_table): Increase maximum
14031 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14034 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14035 byte alignment if > 8 byte alignment is preferred.
14036 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14038 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14040 PR tree-optimization/31866
14041 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14042 if ASM_EXPR's input is not a SSA_NAME.
14044 PR middle-end/32362
14045 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14046 but decl is a global var, instead return decl.
14047 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14048 even for is_global_var decls, if they are private in some outer
14051 2007-06-21 Richard Guenther <rguenther@suse.de>
14053 PR tree-optimization/32451
14054 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14056 2007-06-21 Christian Bruel <christian.bruel@st.com>
14058 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14059 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14060 (push_regs): Changed saving order or banked registers.
14061 (sh_expand_epilogue): Likewise.
14062 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14063 (FIRST_BANKED_REG): Likewise.
14064 (LAST_BANKED_REG): Likewise.
14065 * config/sh/sh.md (banked) New attribute.
14066 (in_delay_slot): Check banked attribute.
14068 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14070 PR tree-optimization/32075
14071 * tree-data-ref.c (subscript_dependence_tester_1,
14072 analyze_miv_subscript, analyze_overlapping_iterations,
14073 add_distance_for_zero_overlaps, build_classic_dist_vector,
14074 subscript_dependence_tester_1, analyze_overlapping_iterations,
14075 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14076 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14077 to evolution_function_is_affine_multivariate_p.
14079 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14081 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14083 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14086 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14088 * config/m32c/prologue.md (epilogue_exitd_16): New.
14089 (epilogue_reit_16): New.
14090 (epilogue_exitd): Rename to epilogue_exitd_24.
14091 (epilogue_reit): Rename to epilogue_reit_24.
14093 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14094 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14096 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14098 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14099 if dbg_cnt (sched_insn) reaches the limit.
14100 (choose_ready): New parameter INSN_PTR and new return value.
14101 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14102 the new return value from choose_ready.
14103 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14104 (rest_of_handle_global_alloc): New global_alloc_at_func.
14106 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14108 PR tree-optimization/25737
14109 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14110 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14111 * tree-flow.h (struct fieldoff): Add new field alias_set.
14112 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14113 argument addressable_type. Set alias_set of fieldoff.
14114 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14115 (create_overlap_variables_for): Pass alias_set from fieldoff to
14117 * alias.c (get_alias_set): Use alias_set from SFT if set.
14119 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14121 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14122 of a variable as an unsigned HOST_WIDE_INT integer.
14124 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14126 PR rtl-optimization/32405
14127 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14129 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14131 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14133 PR middle-end/31959
14134 * builtins.c: Include diagnostic.h.
14135 (expand_builtin_expect): Make gcc_assert more permissive.
14136 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14138 PR inline-asm/32109
14139 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14142 PR middle-end/32285
14143 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14144 if ACCUMULATE_OUTGOING_ARGS.
14146 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14148 * config/m68hc11/m68hc11.c: Include dataflow header file.
14149 (m68hc11_reorg): Port to dataflow.
14151 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14153 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14154 (struct df_problem.free_blocks_on_set_blocks): New field.
14155 (struct dataflow.optional_p): New field.
14156 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14157 (df_live_set_all_dirty): New function.
14158 * df-scan.c (df_scan_alloc): Initialize optional_p.
14159 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14160 * df-core.c (df_set_blocks): Removed use of
14161 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14162 df_problem.free_blocks_on_set_blocks to determine which blocks are
14164 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14165 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14166 uses dataflow.optional_p to determine if problem should be
14168 (rest_of_handle_df_initialize): Only start live problem if
14170 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14171 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14172 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14173 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14174 problem_NOTE): Initialize free_blocks_on_set_blocks.
14175 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14177 (df_live_set_all_dirty, df_note_alloc): New function.
14178 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14180 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14181 * postreload.c (reload_combine): Ditto.
14182 * cse.c (cse_extended_basic_block): Ditto.
14183 * regmove.c (mark_flags_life_zones): Ditto.
14184 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14185 erase_matching_seqs): Ditto.
14186 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14187 * integrate (allocate_initial_values): Ditto.
14188 * combine.c (reg_dead_at_p): Ditto.
14189 * resource.c (mark_target_live_regs): Ditto.
14190 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14191 * config/sh/sh.c (find_r0_life_regions): Ditto.
14192 * global.c (rest_of_handle_global_alloc): Only add back df_live
14194 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14195 df_live for -O > 1.
14196 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14198 (if_convert): Make sure df_live is there at -O == 1.
14199 (pass_if_after_combine): Cleanup flags.
14200 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14201 is there at -O == 1.
14203 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14205 * config/arm/arm.c (arm_get_frame_offsets): Set
14206 offsets->locals_base to avoid negative stack size.
14207 (thumb1_expand_prologue): Assert on negative stack size.
14209 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14211 PR tree-optimization/32367
14212 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14213 of the chrec has no evolution in that loop.
14214 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14216 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14218 * config/xtensa/xtensa.c: Include "df.h".
14219 (xtensa_builtin_saveregs): Use adjust_address instead of
14221 (xtensa_va_start): Invoke make_tree with sizetype for
14222 expand_builtin_saveregs and then convert the result to a pointer.
14223 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14224 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14225 Subtract argument size from index value as integers and then use
14226 POINTER_PLUS_EXPR to add the result to the array address.
14228 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14231 * config/m32c/m32c.c: Include dataflow header file.
14232 (m32c_emit_prologue): Adjust for prologue insn change.
14233 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14234 once inside a PARALLEL. Assume frame size passed in operand 0
14235 includes space to save the fb register.
14236 (prologue_enter_24): Likewise.
14237 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14239 2007-06-19 David Daney <ddaney@avtrex.com
14242 * config/mips/mips.md (cprestore): Mark $gp as used.
14244 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14247 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14248 (frv_ifcvt_modify_insn): Likewise.
14250 2007-06-19 Richard Guenther <rguenther@suse.de>
14252 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14253 only handle positive offsets that fit in a HOST_WIDE_INT.
14255 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14257 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14258 result of rsqrt insn for zero input argument to avoid NaN.
14260 2007-06-19 Richard Guenther <rguenther@suse.de>
14262 PR middle-end/31950
14263 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14265 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14267 PR tree-optimization/32353
14268 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14270 2007-06-19 Nick Clifton <nickc@redhat.com>
14272 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14274 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14277 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14278 * config/i386/i386.c (assign_386_stack_local): Assert that
14279 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14280 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14281 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14282 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14284 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14286 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14288 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14290 PR rtl-optimization/32321
14291 * gcse.c (replace_store_insn): Update the note before
14292 calling emit_insn_after.
14294 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14296 PR middle-end/32355
14297 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14299 * df-problems.c (df_note_bb_compute): Fix dumping info.
14301 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14303 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14304 insn with emit_jump_insn.
14306 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14308 PR tree-optimization/32383
14309 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14310 * targhooks.h (default_builtin_reciprocal): Update prototype.
14311 * target.h (struct gcc_target): Update builtin_reciprocal.
14312 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14313 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14314 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14315 when fndecl is in BUILT_IN_MD class.
14316 (execute_convert_to_rsqrt): Ditto.
14318 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14319 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14320 Convert BUILT_IN_SQRTF code only when md_fn is false.
14322 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14324 * bt-load.c (move_btr_def): Fix the order of arguments
14325 to validate_replace_rtx.
14327 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14329 * config/m68k/m68k-devices.def: Add 54450..54455.
14331 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14333 PR rtl-optimization/32366
14334 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14335 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14338 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14340 PR middle-end/32349
14341 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14342 this is true, rescan insn being modified.
14343 (sms_schedule): Added rescan parameter.
14344 (rest_of_handle_sms): Moved freeing of dominance info to before
14345 getting out of cfg_layout.
14347 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14349 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14350 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14353 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14354 FL_CF_EMAC from the entry for isac.
14356 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14357 (const_sibcall_operand): New.
14358 (sibcall_operand): Use it.
14359 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14360 (m68k_isas): ISAC does not imply FPU or EMAC.
14361 (override_options): Add ISA_C logic for symbolic jump & call.
14363 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14365 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14366 return mode from the builtin itself.
14367 (sparc_fold_builtin): Fix cast of zero constant.
14369 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14371 * targhooks.c (default_builtin_reciprocal): New default target hook.
14372 * targhooks.h (default_builtin_reciprocal): Add prototype.
14373 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14374 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14375 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14376 default_builtin_reciprocal.
14378 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14380 PR middle-end/31723
14381 * hooks.c (hook_tree_tree_bool_null): New hook.
14382 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14383 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14384 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14385 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14386 and convert it to reciprocal a*rfunc(b).
14387 (execute_convert_to_rsqrt): New function.
14388 (gate_convert_to_rsqrt): New function.
14389 (pass_convert_to_rsqrt): New pass definition.
14390 * target.h (struct gcc_target): Add builtin_reciprocal.
14391 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14392 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14393 TARGET_BUILTIN_RECIPROCAL.
14394 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14396 * config/i386/i386.h (TARGET_RECIP): New define.
14397 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14398 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14399 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14400 and not optimizing for size.
14401 (*rcpsf2_sse): New insn pattern.
14402 (*rsqrtsf2_sse): Ditto.
14403 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14404 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14405 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14406 and not optimizing for size.
14407 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14408 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14409 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14410 and not optimizing for size.
14411 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14412 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14413 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14414 and not optimizing for size.
14415 (*sse_rsqrtv4sf2): Do not export.
14416 (sqrtv4sf2): Ditto.
14417 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14418 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14419 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14420 and not optimizing for size.
14421 (sqrtv4sf2): Ditto.
14422 * config/i386/i386.opt (mrecip): New option.
14423 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14424 (ix86_emit_swsqrtsf): Ditto.
14425 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14426 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14427 builtin definition.
14428 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14429 ix86_expand_unop1_builtin.
14430 (ix86_emit_swdivsf): New function.
14431 (ix86_emit_swsqrtsf): Ditto.
14432 (ix86_builtin_reciprocal): New function.
14433 (TARGET_BUILTIN_RECIPROCAL): Use it.
14434 (ix86_vectorize_builtin_conversion): Rename from
14435 ix86_builtin_conversion.
14436 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14437 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14438 "i386 and x86_64 Options" section.
14439 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14441 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14442 Zdenek Dvorak <dvorakz@suse.cz>
14443 Richard Guenther <rguenther@suse.de>
14444 Kaz Kojima <kkojima@gcc.gnu.org>
14446 * tree-vrp.c (compare_values_warnv): Convert val2 to
14448 (extract_range_from_assert): Create
14449 POINTER_PLUS_EXPR for pointer types.
14450 (extract_range_from_binary_expr): Handle
14451 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14453 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14454 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14455 POINTER_PLUS_EXPR as PLUS_EXPR.
14456 (number_of_iterations_lt_to_ne):
14457 For pointer types, use sizetype when
14458 creating MINUS_EXPR/PLUS_EXPRs.
14459 (assert_loop_rolls_lt): For pointer types, use sizetype when
14460 creating MINUS_EXPR/PLUS_EXPRs.
14461 (number_of_iterations_le): Likewise.
14462 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14463 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14464 like PLUS_EXPR and MINUS_EXPR.
14465 * tree-pretty-print.c (dump_generic_node): Handle
14467 (op_prio): Likewise.
14468 (op_symbol_1): Likewise.
14469 * optabs.c (optab_for_tree_code): Likewise.
14470 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14472 * tree-tailcall.c (process_assignment): Mention
14473 POINTER_PLUS_EXPR in a TODO comment.
14474 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14475 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14476 not used with a pointer and an integer type.
14477 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14478 increment using chrec_convert_rhs instead of chrec_convert.
14479 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14480 PLUS_EXPR except for the right hand side's type will be
14482 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14483 (fold_used_pointer_cast): Kill.
14484 (pointer_offset_p): Kill.
14485 (fold_used_pointer): Kill.
14486 (pointer_used_p): Kill.
14487 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14488 call fold_used_pointer.
14489 (instantiate_parameters_1): Convert the increment
14490 using chrec_convert_rhs instead of chrec_convert.
14491 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14492 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14493 instead of PLUS_EXPR.
14494 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14495 PLUS_EXPR for pointers.
14496 (std_gimplify_va_arg_expr): Likewise.
14497 (fold_builtin_memory_op): Likewise.
14498 (fold_builtin_strstr): Likewise.
14499 (fold_builtin_strchr): Likewise.
14500 (fold_builtin_strrchr): Likewise.
14501 (fold_builtin_strpbrk): Likewise.
14502 (expand_builtin_memory_chk): Likewise.
14503 (fold_builtin_memory_chk): Likewise.
14504 (std_expand_builtin_va_start): Use
14505 sizetype for the call to make_tree and then convert
14506 to the pointer type.
14507 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14508 instead of PLUS_EXPR for adding to a pointer.
14509 (std_gimplify_va_arg_expr): Use fold_build2 for
14510 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14511 the operands to sizetype first and then cast the BIT_AND_EXPR
14512 back to the pointer type.
14513 * fold-const.c (build_range_check): Handle pointer types
14515 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14516 of PLUS_EXPR's. Make sure the offset is converted to
14518 (try_move_mult_to_index): Strip the NOPs from the offset.
14519 Remove code argument and replace all uses with PLUS_EXPR.
14520 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14521 specially. Don't use a pointer type for MINUS_EXPR.
14522 (fold_unary): Handle for (T1)(X op Y),
14523 only p+ as that is the only as that can be handled for
14524 binary operators now.
14525 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14527 <case PLUS_EXPR>: Add folding of PTR+INT into
14529 Don't call try_move_mult_to_index.
14530 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14531 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14532 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14533 Don't call try_move_mult_to_index.
14534 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14535 (tree_expr_nonzero_p): Likewise.
14536 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14537 of PLUS_EXPR for the complex expression folding.
14538 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14539 first chrec is a pointer type, then the second should
14540 be sizetype and not the first's type.
14541 For POINTER_PLUS_EXPR, use a different right hand side type.
14542 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14543 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14544 different right hand side type.
14545 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14546 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14547 instead of PLUS_EXPR.
14548 When either operand is zero, convert the other operand.
14549 (chrec_apply): Use chrec_convert_rhs
14550 on the argument x instead of chrec_convert.
14551 (reset_evolution_in_loop): For pointer types, the new_evol
14552 should be sizetype.
14553 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14554 different right hand side type.
14555 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14556 (chrec_convert_rhs): New function.
14557 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14558 different right hand side type.
14559 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14560 * tree-chrec.h (chrec_convert_rhs): New prototype.
14561 (build_polynomial_chrec): For pointer types, the right hand
14562 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14563 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14564 Remove subtraction case as it is always addition now.
14565 Make sure the offset is converted to sizetype.
14566 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14567 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14568 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14569 PLUS_EXPR in pointer type.
14570 Handle POINTER_PLUS_EXPR.
14571 (tree_to_aff_combination): Likewise.
14572 (force_expr_to_var_cost): Likewise.
14573 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14574 instead of PLUS_EXPR for pointers.
14575 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14576 instead of PLUS_EXPR of pointer types.
14577 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14579 (check_va_list_escapes): Likewise.
14580 (check_all_va_list_escapes): Likewise.
14581 * dwarf2out.c (loc_descriptor_from_tree_1):
14582 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14583 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14584 (string_constant): Likewise.
14585 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14586 the offset to the base, use POINTER_PLUS_EXPR.
14587 (add_to_parts): Convert the index to sizetype.
14588 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14589 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14590 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14591 Offset only holds something for PLUS_EXPR.
14592 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14594 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14596 (analyze_accesses_for_modify_stmt): Likewise.
14597 Remove comment about the type being integral type as it is
14599 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14601 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14603 Correct the type which the artimentic is done in (is now
14606 * tree-data-ref.c (split_constant_offset): Handle
14608 * tree-affine.c (tree_to_aff_combination): Likewise.
14609 * c-typeck.c (build_unary_op): For pointers create the increment
14610 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14612 * gimplify.c (gimplify_self_mod_expr): Create a
14613 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14614 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14615 * tree.def (POINTER_PLUS_EXPR): New tree code.
14616 * tree-predcom.c (ref_at_iteration): If we have a pointer
14617 type do the multiplication in sizetype.
14618 * tree-mudflap.c (mf_xform_derefs_1): Create a
14619 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14620 * tree-ssa-forwprop.c
14621 (forward_propagate_addr_into_variable_array_index):
14622 Don't expect there to be a cast for the index as that
14623 does not exist anymore.
14624 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14625 instead of PLUS_EXPR.
14626 Don't check for the first operand of the POINTER_PLUS_EXPR
14627 was the index as it cannot be.
14628 Call forward_propagate_addr_into_variable_array_index with
14629 the SSA_NAME instead of the statement.
14630 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14631 (compare_constant): Likewise.
14632 (copy_constant): Likewise.
14633 (compute_reloc_for_constant): Likewise.
14634 (output_addressed_constants): Likewise.
14635 (initializer_constant_valid_p): Likewise.
14636 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14637 Convert the MIN/MAX of the inner type to the outer
14638 type before comparing them.
14639 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14640 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14641 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14642 of PLUS_EXPR for pointers.
14643 * tree-inline.c (estimate_num_insns_1): Handle
14645 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14646 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14647 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14648 instead of PLUS_EXPR for the pointer increment statement.
14649 (vect_update_ivs_after_vectorizer): For pointer types, create
14650 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14651 MULT_EXPR in sizetype.
14652 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14654 * tree-object-size.c (plus_expr_object_size): Handle
14655 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14656 code which is trying to figure out which side is a pointer and
14658 (check_for_plus_in_loops_1): Likewise.
14659 (check_for_plus_in_loops): Likewise.
14660 * c-common.c (pointer_int_sum): Create a
14661 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14662 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14663 only POINTER_PLUS_EXPR. Removing all the extra
14664 code which is trying to figure out which side is a pointer and
14666 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14667 PLUS_EXPR and MINUS_EXPR.
14668 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14670 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14671 with make_tree, instead of a pointer type.
14672 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14673 for pointers instead of PLUS_EXPR.
14674 (s390_gimplify_va_arg): Likewise.
14675 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14676 instead of PLUS_EXPR when doing addition on pointer
14677 types. Use sizetype for the second operand.
14678 (spu_gimplify_va_arg_expr): Likewise.
14679 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14680 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14681 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14682 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14683 for the pointer addition and also use size_int/sizetype
14685 (ix86_gimplify_va_arg): Likewise.
14686 Perform BIT_AND_EXPR on sizetype arguments.
14687 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14688 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14689 for the pointer additions and also use size_int for the offsets.
14690 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14691 additions and also use size_int for the offsets. Perform
14692 BIT_AND_EXPR on sizetype arguments.
14693 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14694 POINTER_PLUS_EXPR for pointers and create the
14695 BIT_AND_EXPR in sizetype.
14696 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14697 instead of PLUS_EXPR for pointer addition.
14698 (rs6000_va_start): Likewise.
14699 Also use sizetype for the offset.
14700 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14701 as PLUS_EXPR/MINUS_EXPR.
14702 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14703 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14704 Don't use BIT_AND_EXPR on a pointer type, convert the
14705 expression to sizetype first.
14706 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14708 (mips_gimplify_va_arg_expr): Likewise.
14709 Don't create BIT_AND_EXPR in a pointer type.
14711 2007-06-15 Eric Christopher <echristo@apple.com>
14713 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14714 (x86_64-*-darwin*): Ditto.
14715 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14718 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14720 * doc/extend.texi: Document behavior of __attribute__((aligned))
14723 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14725 * rtlanal.c (note_stores): Improve documentation.
14727 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14729 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14730 LOCAL_LABEL_PREFIX): Delete.
14731 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14732 (bfin_internal_label): Delete.
14734 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14736 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14737 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14738 otherwise define to LIBGCC2_TF_CEXT.
14739 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14740 (LIBGCC_TF_CEXT): Ditto.
14743 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14745 PR rtl-optimization/32339
14746 * df-scan.c (df_uses_record): Don't modify flags but just add to
14747 it for df_ref_record.
14749 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14751 * tree-mudflap.c: Fix whitespace issues.
14753 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14755 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14757 2007-06-14 Eric Christopher <echristo@apple.com>
14759 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14760 (movv4sf): Use gcc_unreachable instead of abort.
14762 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14765 * config/i386/sfp-machine.h (CMPtype): New define.
14766 (mach stubs): Use CMPtype instead of int as a return type.
14768 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14770 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14771 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14772 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14773 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14774 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14775 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14776 config/soft-fp/soft-fp.h: Update from glibc CVS.
14778 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14780 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14782 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14785 * config/v850/v850.c: Include dataflow header file.
14786 (substitute_ep_register): Fix typo.
14788 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14790 * configure.ac: Fix earlier checkin.
14791 * configure: Regenerated.
14793 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14795 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14796 * aclocal.m4: Regenerate.
14797 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14798 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14799 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14800 * configure: Regenerate.
14801 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14803 * Makefile.in (quickstrap): Build libgcc too.
14805 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14807 * configure.ac: Add --enable-checking=df. Explicitly mention that
14808 the variables are initialized as for "release".
14809 * df-core.c: Use it.
14810 * configure: Regenerate.
14811 * config.in: Regenerate.
14813 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14815 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14816 validate_replace_rtx instead of replace_rtx.
14817 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14819 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14821 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14822 (DWARF2_UNWIND_INFO): Override default if configured with
14824 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14825 (ENDFILE_SPEC): Add crtend.o.
14826 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14827 (ENDFILE_SPEC): Add crtend.o.
14828 (TARGET_USE_JCR_SECTION): Define.
14829 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14831 * config/i386/cygming-crtbegin.c: New file.
14832 * config/i386/cygming-crtend.c: New file.
14834 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14836 * config/i386/w32-unwind.h: New file.
14838 2007-06-13 Eric Christopher <echristo@apple.com>
14840 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14841 the user set a value below STACK_BOUNDARY.
14843 2007-06-13 Thiemo Seufer <ths@networkno.de>
14845 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14846 imply -lpthread for -pthread.
14848 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14850 * basic-block.h: Remove the prototype for
14851 free_basic_block_vars.
14852 * cfglayout.h: Remove the prototype for
14853 insn_locators_initialize.
14854 * tree.h: Remove the prototype for emit_line_note.
14856 * tree-ssa-pre.c (mergephitemp): Remove.
14857 (init_pre): Don't use mergephitemp.
14859 2007-06-13 Eric Christopher <echristo@apple.com>
14861 * config/i386/i386.c (override_options): If we've specified
14862 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14864 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14866 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14869 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14871 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14872 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14873 (eh_store_handler): New pattern.
14874 (eh_return): Emit it instead of a plain move.
14876 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14878 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14879 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14880 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14883 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14885 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14886 (find_next_insn_start, find_load): New functions.
14887 (bfin_reorg): Use them to deal with the fact that parallel insns are
14888 no longer represented as a SEQUENCE.
14890 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14892 * config/sparc/sparc.c (sparc_override_options): Initialize
14893 fpu mask correctly.
14895 2007-06-13 Dave Korn <dave.korn@artimi.com>
14897 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14900 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14902 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14903 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14904 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14905 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14906 tree-vect-transform.c: Fix comment typos. Follow spelling
14909 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14911 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14912 to the exit block use set.
14913 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14914 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14915 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14917 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14919 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14920 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14921 to indicate an error.
14922 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14924 (dbg_cnt_process_opt): Print an error on a bad argument.
14925 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14926 * common.opt (-fdbg-cnt-list): New.
14927 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14929 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14931 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14932 flag on ref-all pointers.
14934 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14936 PR middle-end/31579
14937 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14938 for the offset with the modifier as EXPAND_INITIALIZER
14939 if the modifier is EXPAND_INITIALIZER.
14940 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14941 a register if we had an overflow.
14943 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14945 * real.c (real_isfinite): New.
14946 (real_sqrt): Use it.
14947 * real.h (real_isfinite): New.
14948 * builtins.c: Use it.
14950 2007-06-12 Ian Lance Taylor <iant@google.com>
14951 Daniel Berlin <dberlin@dberlin.org>
14954 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14955 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14956 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14957 (DECL_NO_TBAA_P): Define.
14958 (struct tree_decl_common): Add no_tbaa_flag field.
14959 * tree-ssa-structalias.c (struct variable_info): Add
14960 no_tbaa_pruning field.
14961 (new_var_info): Initialize no_tbaa_pruning field.
14962 (unify_nodes): Copy no_tbaa_pruning field.
14963 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14964 (dump_solution_for_var): Print no_tbaa_pruning flag.
14965 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14967 (compute_tbaa_pruning): New static function.
14968 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14969 Call compute_tbaa_pruning.
14970 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14971 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14972 * gimple-low.c (lower_stmt): Likewise.
14973 * tree-gimple.c (is_gimple_stmt): Likewise.
14974 * tree-ssa-operands.c (get_expr_operands): Likewise.
14975 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14976 * tree-inline.c (estimate_num_insns_1): Likewise.
14977 (copy_result_decl_to_var): Likewise.
14978 * expr.c (expand_expr_real_1): Likewise.
14979 * tree-pretty-print.c (dump_generic_node): Likewise.
14980 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14981 * omp-low.c (omp_copy_decl_2): Likewise.
14982 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14983 * doc/c-tree.texi (Expression trees): Document
14984 CHANGE_DYNAMIC_TYPE_EXPR.
14986 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14988 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14989 with !HONOR_NANS and !HONOR_INFINITIES.
14990 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14992 2007-06-12 Tristan Gingold <gingold@adacore.com>
14994 * gcov.c: Comments updated.
14995 (source_info): Add file_time field.
14996 (source_index): New variable.
14997 (mutiple_files): New variable.
14998 (generate_results): New function extracted from process_file.
14999 (process_file): Save and restore chain of functions, generate
15000 results and free structures only if not merging results.
15001 (release_structures): File names are now freed in create_file_names
15002 (create_file_names): Free previous file names.
15003 (find_source): File date is now read here and modifications in
15004 source files is checked here.
15005 (read_graph_file): Only reverse order of functions for the current
15007 (make_gcov_file_name): Do not generate long names if input_name is
15009 (output_lines): If merging results do not display graph, data and
15011 Checking source file modification is done in find_source.
15013 * doc/gcov.texi: Append an s to sourcefile.
15015 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15017 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15018 (forced_nop): New pattern.
15019 * config/bfin/bfin.c: Include "df.h".
15020 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15021 (bfin_discover_loop): Use df_get_live_in instead of
15022 global_live_at_start.
15023 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15024 df_analyze when done.
15025 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15026 the insns. Use QImode for the final insn in a bundle. Call
15027 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15029 (reorder_var_tracking_notes): New function.
15030 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15031 update_life_info. Call df_analyze after scheduling and bundle
15032 generation. Call reorder_var_tracking_notes if generating these
15033 notes. Call df_finish_pass at the end.
15035 2007-06-12 Dirk Mueller <dmueller@suse.de>
15037 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15038 a comparison, not an assignment.
15040 2007-06-12 Olivier Hainque <hainque@adacore.com>
15042 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15043 Request walking the subtrees only, leaving the current is_lhs/val_only
15045 (convert_non_local_reference): Likewise.
15047 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15049 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15051 2007-06-12 Richard Guenther <rguenther@suse.de>
15053 PR tree-optimization/15353
15054 PR tree-optimization/31657
15055 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15056 * timevar.def: Add TV_TREE_IFCOMBINE.
15057 * tree-pass.h (pass_tree_ifcombine): Declare.
15058 * tree-ssa-ifcombine.c: New file.
15059 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15060 * tree-flow.h (blocks_in_phiopt_order): Declare.
15061 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15062 (tree-ssa-ifcombine.o): New dependencies.
15064 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15066 PR rtl-optimization/32293
15067 * combine.c (simplify_if_then_else): Truncate return from
15068 nonzero_bits() to correct mode.
15070 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15072 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15073 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15075 2007-06-11 Diego Novillo <dnovillo@google.com>
15077 * Makefile.in (reload1.o-warn): Remove.
15079 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15081 * combine.c (subst): Use reg_overlap_mentioned_p
15082 instead of comparing register numbers directly.
15084 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15086 * reload1.c (mark_home_live_1): Use the mode parameter.
15088 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15090 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15091 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15093 * df-core.c: Ditto.
15095 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15097 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15099 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15101 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15102 from integer registers.
15103 (FP mode splitters): Handle TFmode.
15105 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15107 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15108 for ref-all pointers that point-to anything.
15110 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15112 * config/arm/arm.c (arm_output_dwarf_dtprel,
15113 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15115 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15117 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15118 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15121 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15123 * tree.c (signed_or_unsigned_type_for): New.
15124 (unsigned_type_for): Use signed_or_unsigned_type_for.
15125 (signed_type_for): Use signed_or_unsigned_type_for.
15126 * tree.h (signed_or_unsigned_type_for): New.
15127 (get_signed_or_unsigned_type): Remove.
15128 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15129 lang_hooks.types.signed_type
15130 (size_diffop): Likewise.
15131 (all_ones_mask_p): Likewise.
15132 (build_range_check): Likewise.
15133 (fold_cond_expr_with_comparison): Likewise.
15134 (fold_cond_expr_with_comparison): Likewise.
15135 (unextend): Likewise.
15136 (extract_muldiv_1): Likewise.
15137 (fold_single_bit_test_into_sign_test): Likewise.
15138 (fold_binary): Likewise.
15139 (fold_ternary): Likewise.
15140 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15141 instead of get_signed_or_unsigned_type.
15142 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15143 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15144 * expr.c (signed_or_unsigned_type_for): Use
15145 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15146 * langhooks.c (get_signed_or_unsigned_type): Remove.
15147 (lhd_signed_or_unsigned_type): Remove.
15148 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15149 signed_or_unsigned_type.
15150 (lhd_signed_or_unsigned_type): Remove.
15151 * expmed.c (make_tree): Use signed_type_for instead of
15152 lang_hooks.types.signed_type.
15153 * c-common.c (same_scalar_type_ignoring_signedness): Use
15154 c_common_signed_type instead of lang_hooks.types.signed_type.
15155 (c_common_unsigned_type): New.
15156 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15157 (shorten_compare): Use c_common_unsigned_type instead of
15158 c_common_signed_or_unsigned_type.
15159 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15161 * convert.c (convert_to_integer): Use signed_type_for instead of
15162 lang_hooks.types.signed_type.
15163 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15164 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15165 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15166 * c-format.c (check_format_types): Use c_common_unsigned_type
15167 instead of unsigned_type_for.
15168 * c-decl.c (groakdeclarator): Likewise.
15169 * c-typeck.c (convert_for_assignment): Likewise.
15170 * c-common.h (c_common_unsigned_type): New.
15172 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15175 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15176 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15178 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15180 PR middle-end/32279
15181 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15182 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15184 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15185 Sebastian Pop <sebpop@gmail.com>
15187 * lambda-code.c (remove_iv): New.
15188 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15190 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15192 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15193 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15194 * tree-ssa-loop-prefetch.c: Include optabs.h.
15195 (FENCE_FOLLOWING_MOVNT): New macro.
15196 (struct mem_ref): Add independent_p and storent_p fields.
15197 (record_ref): Initalize the new fields.
15198 (gather_memory_references_ref): Return true if the reference
15200 (gather_memory_references): Check whether all memory accesses
15201 in loop were recorded.
15202 (should_issue_prefetch_p): Return false for nontemporal stores.
15203 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15204 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15205 (determine_loop_nest_reuse): Detect independent memory references.
15206 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15207 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15208 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15209 * config/i386/i386.h (x86_mfence): Declare.
15210 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15211 * config/i386/i386.c (x86_mfence): New variable.
15212 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15214 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15215 * optabs.c (init_optabs): Initialize storent_optab.
15216 * optabs.h (enum optab_index): Add OTI_storent.
15217 (storent_optab): Declare.
15218 * genopinit.c (optabs): Add initialization for storent_optab.
15219 * tree.h (MOVE_NONTEMPORAL): New macro.
15220 * expr.c (expand_assignment, store_expr, store_constructor_field,
15221 store_constructor, store_field, expand_expr_real_1): Propagate
15222 nontemporality of the expanded store.
15223 (emit_storent_insn): New function.
15224 * expr.h (expand_assignment, store_expr): Declaration changed.
15225 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15226 to expand_assignment.
15227 * stmt.c (expand_asm_expr): Ditto.
15228 * calls.c (initialize_argument_information): Pass false as
15229 nontemporality to store_expr.
15230 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15233 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15235 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15237 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15239 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15241 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15242 and allow DECL_P here.
15244 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15246 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15247 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15248 track of the size of the expression.
15249 * cfghooks.c (merge_blocks): Remove block from loops structure only
15250 after call of the merge_blocks hook.
15252 2007-06-09 Tom Tromey <tromey@redhat.com>
15254 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15255 (deprecated_state): Removed.
15256 (start_decl): Update.
15257 (enum deprecated_states): Moved earlier.
15258 (groktypename): Update.
15259 (push_parm_decl): Likewise.
15260 (grokfield): Likewise.
15261 (start_function): Likewise.
15263 2007-06-09 Ian Lance Taylor <iant@google.com>
15265 PR tree-optimization/32169
15266 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15267 CONVERT_EXPR, check whether min and max both converted to an
15268 overflow infinity representation.
15270 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15272 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15273 not inserted on the edge.
15275 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15277 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15278 instructions if they are supported.
15279 (__divsi3, __umodsi3, __modsi3): Likewise.
15280 (__ashldi3, __ashrdi3, __lshrdi3): New.
15281 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15283 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15284 Tony Linthicum <tony.linthicum@amd.com>
15286 * doc/invoke.texi: Add fvect-cost-model flag.
15287 * common.opt (fvect-cost-model): New flag.
15288 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15289 cost fields in stmt_vec_info struct for STMT.
15290 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15291 fields in stmt_vec_info struct and access functions for the same.
15292 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15293 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15294 load, store and vector to scalar operation.
15295 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15296 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15297 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15298 (TARG_VEC_STORE_COST): Define cost of vector store.
15299 (vect_estimate_min_profitable_iters): Define new function.
15300 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15301 check to evaluate if loop iterations are less than minimum profitable
15302 iterations determined by cost model or minimum vect loop bound defined
15303 by user, whichever is more conservative.
15304 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15305 run-time check to evaluate if loop iterations are less than minimum
15306 profitable iterations determined by cost model or minimum vect loop
15307 bound defined by user, whichever is more conservative.
15308 (vect_estimate_min_profitable_iterations): New function to estimate
15309 mimimimum iterartions required for vector version of loop to be
15310 profitable over scalar version.
15311 (vect_model_reduction_cost): New function.
15312 (vect_model_induction_cost): New function.
15313 (vect_model_simple_cost): New function.
15314 (vect_cost_strided_group_size): New function.
15315 (vect_model_store_cost): New function.
15316 (vect_model_load_cost): New function.
15317 (vectorizable_reduction): Call vect_model_reduction_cost during
15319 (vectorizable_induction): Call vect_model_induction_cost during
15321 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15322 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15323 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15324 vectorizable_promotion, vectorizable_demotion): Call
15325 vect_model_simple_cost during analysis phase.
15327 2007-06-08 Simon Baldwin <simonb@google.com>
15329 * reg-stack.c (get_true_reg): Readability change. Moved default case
15330 label into direct switch statement scope.
15332 2007-06-08 Simon Baldwin <simonb@google.com>
15334 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15335 in gcc_assert() with '==' comparison.
15337 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15339 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15340 TARGET_ABM handling of x86_popcnt variable.
15342 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15344 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15345 __builtin_copysignq and __builtin_infq built-in functions.
15347 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15349 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15350 SSE4.2 section. Correct built-in function names in SSE4A section.
15352 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15354 PR tree-optimization/32243
15355 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15356 for ncopies after ratio check between nunits_out and nunits_in.
15357 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15359 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15361 PR tree-optimization/32224
15362 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15363 vectorization upon a non GIMPLE_MODIFY_STMT.
15365 2007-06-08 Christian Bruel <christian.bruel@st.com>
15368 * config/sh/sh.md (doloop_end): New pattern and splitter.
15369 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15371 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15373 PR middle-end/32209
15374 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15376 (verify_dominators): Do not change dominance tree.
15378 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15380 * config/sh/constraints.md: New file.
15381 * config/sh/sh.c: Include tm-constrs.h.
15382 (reg_class_from_letter): Remove.
15383 (prepare_cbranch_operands): Use satisfies_constraint_*
15384 function instead of macro.
15385 (andcosts, broken_move, sh_secondary_reload): Likewise.
15386 * config/sh/predicates.md (trapping_target_operand): Likewise.
15387 (and_operand, arith_operand, arith_reg_or_0_operand,
15388 cmp_operand, logical_operand, target_operand,
15389 ua_address_operand, ua_offset, xor_operand): Likewise.
15390 * config/sh/sh.md: Include constraints.md.
15391 (*movsicc_t_false): Use satisfies_constraint_* function
15393 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15394 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15395 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15396 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15397 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15398 (REG_CLASS_FROM_CONSTRAINT): Remove.
15399 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15400 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15401 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15402 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15403 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15404 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15405 function instead of macro.
15406 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15407 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15408 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15409 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15410 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15411 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15412 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15413 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15414 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15415 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15416 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15417 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15418 EXTRA_CONSTRAINT_STR): Likewise.
15419 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15421 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15423 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15425 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15428 * c-common.h (flag_cpp0x): Replaced by...
15429 (cxx_dialect): ... this new variable specifying the C++ dialect that
15431 * c-common.c (flag_cpp0x): Removed.
15432 (cxx_dialect): Defined.
15433 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15435 * c-opts.c (c_common_post_options): Likewise.
15436 (set_std_cxx98): Set cxx_dialect to cxx98.
15437 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15439 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15440 Hui-May Chang <hm.chang@apple.com>
15442 * doc/invoke.texi (Darwin Options): Update documentation for
15443 -mmacosx-version-min.
15444 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15445 * config/darwin-driver.c: New file.
15446 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15447 * config/t-darwin (darwin-driver.o): New rule.
15449 * config/darwin-c.c (version_as_macro): Ignore low digit.
15451 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15453 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15454 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15455 (CSGNMODE): New mode macro.
15456 (CSGNVMODE): New mode attribute.
15457 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15458 expander using CSGNMODE mode macro. Handle TFmode.
15459 (copysign<mode>3_const): Rename from copysignsf3_const and
15460 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15462 (copysign<mode>3_var): Rename from copysignsf3_var and
15463 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15465 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15466 mode macro. Handle TFmode.
15467 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15468 (iortf3, *iortf3): Ditto.
15469 (xortf3, *xortf3): Ditto.
15470 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15471 TFmode and TImode masks.
15472 (ix86_expand_copysign): Expand TFmode copysign insn.
15473 (IX86_BUILTIN_INFQ): New.
15474 (IX86_BUILTIN_FABSQ): Ditto.
15475 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15476 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15477 [__builtin_fabsq]: Ditto.
15478 [__builtin_copysignq]: Ditto.
15479 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15480 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15481 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15482 ix86_expand_binop_builtin().
15484 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15486 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15488 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15491 * rtl.h (push_to_sequence2): New.
15492 * emit-rtl.c (push_to_sequence2): New.
15493 * function.c (assign_parm_data_all): Add new fields.
15494 (assign_parm_setup_block): Call push_to_sequence2 instead of
15496 (assign_parm_setup_reg): Ditto.
15497 (assign_parm_setup_stack): Ditto.
15498 (assign_parms_unsplit_complex): Ditto.
15499 (assign_parms): Change field name.
15501 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15503 PR tree-optimization/32220
15504 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15505 phi node is reached before defining statement.
15507 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15510 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15511 after changing the right hand side of the assignment.
15513 2007-06-06 Eric Christopher <echristo@apple.com>
15515 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15516 (x86_64-*-darwin*): Ditto.
15517 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15518 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15520 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15522 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15523 coding conventions.
15524 (add_key): Likewise.
15525 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15526 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15528 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15530 (add_cost_one_coalesce): Likewise.
15531 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15532 variable names. Rename orig to orig_name for consistency.
15533 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15534 coding conventions.
15535 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15537 (record_equivalences_from_stmt): Likewise.
15538 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15539 the coding conventions.
15540 (memory_ssa_name_same): Likewise.
15541 (dse_optimize_stmt): Likewise.
15542 (dse_record_phis): Likewise.
15543 (dse_finalize_block): Likewise.
15544 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15545 keywords as variable names.
15546 (may_move_till): Cast according to the coding conventions.
15547 (force_move_till_expr): Avoid using C++ keywords as variable names.
15548 (force_move_till): Cast according to the coding conventions.
15549 (memref_hash): Likewise.
15550 (memref_eq): Likewise.
15551 (gather_mem_refs_stmt): Likewise.
15552 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15553 using C++ keywords as variable names.
15554 (idx_find_step): Cast according to the coding conventions.
15555 (idx_record_use): Likewise.
15556 (find_depends): Likewise.
15557 (prepare_decl_rtl): Likewise.
15558 (mbc_entry_hash): Likewise.
15559 (mbc_entry_eq): Likewise.
15560 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15561 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15562 (idx_infer_loop_bounds): Cast according to the coding conventions.
15563 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15564 * tree-ssa-math-opts.c (occ_new ): Likwise.
15565 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15567 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15569 (add_use_op): Likewise.
15570 (add_vop): Likewise.
15571 (add_vuse_op): Likewise.
15572 (add_vdef_op): Likewise.
15573 (get_expr_operands): Likewise.
15574 (push_stmt_changes): Use type safe memory macros.
15575 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15576 keywords as variable names.
15577 (conditional_replacement): Likewise.
15578 (minmax_replacement): Likewise.
15579 (abs_replacement): Likewise.
15580 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15581 coding conventions.
15582 (insert_fake_stores): Avoid using C++ keywords as variable names.
15583 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15585 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15586 (heapvar_insert): Use type safe memory macros.
15587 (new_var_info): Cast according to the coding conventions.
15588 (new_constraint): Likewise.
15589 (remove_preds_and_fake_succs): Use type safe memory macros.
15590 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15592 (thread_single_edge): Likewise.
15593 (thread_through_loop_header): Likewise.
15595 2007-06-06 Eric Christopher <echristo@apple.com>
15597 * config/i386/i386.c (override_options): Move handling
15598 of TARGET_SUBTARGET* earlier.
15600 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15602 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15605 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15607 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15608 emited outside of basic block.
15609 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15610 the created blocks.
15611 * rtl.h (delete_insn_chain): Declaration changed.
15612 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15614 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15615 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15616 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15617 to delete_insn_chain.
15618 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15619 do not have bb field set.
15620 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15622 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15623 * cfgcleanup.c (try_optimize_cfg): Ditto.
15625 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15627 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15628 (lambda_body_vector_new): Use type safe memory macros.
15629 (lambda_linear_expression_new): Likewise.
15630 (lambda_loopnest_new): Likewise.
15631 (lambda_lattice_new): Likewise.
15632 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15633 conventions. Use type safe memory macros.
15634 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15635 (lambda_body_vector_s): Likewise.
15636 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15637 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15639 2007-06-06 Richard Guenther <rguenther@suse.de>
15641 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15642 if we need to schedule cfg_cleanup.
15643 (tree_ssa_forward_propagate_single_use_vars): Do so.
15645 2007-06-06 Ian Lance Taylor <iant@google.com>
15647 * fold-const.c (merge_ranges): If range_successor or
15648 range_predecessor fail, just return 0.
15650 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15652 PR tree-optimization/32216
15653 * tree-vectorizer.c (supportable_widening_operation): Determine
15654 signedness of FIX_TRUNC_EXPR from output operand.
15655 (supportable_narrowing_operation): Ditto.
15656 * tree-vect-generic.c (expand_vector_operations_1): Determine
15657 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15658 from input operand.
15660 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15662 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15663 (struct pta): ...from here. Change flags to unsigned to avoid
15664 excessive casting (as it is used as a bit mask).
15665 (override_options): Add casts according to the coding convenventions.
15666 (x86_64_elf_unique_section): Likewise.
15667 (examine_argument): Avoid using C++ keywords as variable names.
15668 (construct_container): Likewise.
15669 (legitimize_pic_address): Likewise.
15670 (get_dllimport_decl): Cast according to the coding conventions. Use
15671 type safe memory macros.
15672 (legitimize_address): Cast according to the coding conventions.
15673 (emit_i387_cw_initialization): Corrected the type of slot to enum
15675 (ix86_init_machine_status): Use type safe memory macros.
15676 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15677 (bdesc_pcmpistr): Likewise.
15678 (bdesc_crc32): Likewise.
15679 (bdesc_sse_3arg): Likewise.
15680 (bdesc_2arg): Likewise.
15681 (bdesc_1arg): Likewise.
15682 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15683 (ix86_expand_sse_pcmpistr): Likewise.
15684 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15685 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15686 int to match the langhook definition.
15687 (ix86_builtin_conversion): Change the type of code to unsigned init to
15688 match the langhook definition.
15689 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15691 (ix86_preferred_output_reload_class): Likewise.
15692 (ix86_cannot_change_mode_class): Likewise.
15693 (ix86_memory_move_cost): Likewise.
15694 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15695 avoid excessive casting later on.
15696 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15698 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15700 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15701 as flags setting insn.
15702 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15704 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15706 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15707 (UNSPEC_ROUND): New.
15708 ("sse4_1_round<mode>2"): New insn pattern.
15709 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15711 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15712 expander using SSEMODEF mode macro. Expand using
15713 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15714 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15715 expander using SSEMODEF mode macro. Expand using
15716 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15717 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15718 expander using SSEMODEF mode macro. Expand using
15719 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15720 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15721 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15722 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15725 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15726 Sebastian Pop <sebpop@gmail.com>
15728 * lambda.h (build_linear_expr): New.
15729 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15730 Use build_linear_expr, call fold and force_gimple_operand.
15731 (lambda_loopnest_to_gcc_loopnest): Check that there is
15732 something to insert.
15733 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15735 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15737 PR preprocessor/23479
15738 * doc/extend.texi: Document the 0b-prefixed binary integer
15739 constant extension.
15741 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15743 PR tree-optimization/32215
15744 * tree-vectorizer.c (supportable_widening_operation): Return false
15745 for unsupported FIX_TRUNC_EXPR tree code.
15746 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15748 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15750 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15751 register on SPE targets. Change documentation to reflect
15753 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15754 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15755 out of the register allocation pool.
15756 (rs6000_reg_live_or_pic_offset_p): New function.
15757 (rs6000_emit_prologue): Move the actual saving of LR up to free
15758 r0 for holding r11. Split saving of SPE 64-bit registers into
15759 its own case. Ensure that offsets will always be in-range for
15760 'evstdd' by using r11 as a scratch register to point at the start
15761 of the SPE save area. Save r11 if necessary, as it is the static
15763 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15764 into its own case. Ensure that offsets will always be in-range
15765 for 'evldd' by using r11 as a scratch register to point at the
15766 start of the SPE save area. Also adjust r11 when restoring
15767 the stack pointer to compensate for pre-loading r11.
15769 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15771 * cfg.c (init_flow): Use type safe memory macros.
15772 (alloc_block): Likewise.
15773 (unchecked_make_edge): Likewise.
15774 (dump_flow_info): Avoid using C++ keywords as variable names.
15775 (copy_original_table_clear): Cast according to the coding conventions.
15776 (copy_original_table_set): Likewise.
15777 * cfgexpand (label_rtx_for_bb): Likewise.
15778 (expand_gimple_basic_block): Likewise.
15779 * cfghooks.c (dump_bb): Likewise.
15780 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15782 (lv_add_condition_to_bb): Likewise.
15783 * cfglayout (relink_block_chain): Cast according to the coding
15785 (fixup_reorder_chain): Likewise.
15786 (fixup_fallthru_exit_predecessor): Likewise.
15787 * cfgloop.c (glb_enum_p): Likewise.
15788 (get_exit_description): Likewise.
15789 (dump_recorded_exit): Likewise.
15790 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15791 (struct loop): ... from here.
15792 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15794 * cfgrtl.c (rtl_create_basic_block): Likewise.
15795 (rtl_split_block): Likewise.
15796 (rtl_dump_bb): Likewise.
15797 (cfg_layout_split_block): Likewise.
15798 (init_rtl_bb_info): Use typesafe memory macros.
15800 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15801 * graphds.h: Updated all usages of edge to graph_edge.
15802 * graphds.c: Likewise.
15803 * cfgloopanal.c: Likewise.
15805 2007-06-05 Ian Lance Taylor <iant@google.com>
15807 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15808 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15809 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15811 (test_for_singularity): Likewise.
15813 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15815 * config/i386/constraints.md ("Y2"): Replaced by ...
15817 * config/i386/i386.md: Likewise.
15818 * config/i386/mmx.md: Likewise.
15819 * config/i386/sse.md: Likewise.
15821 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15823 * config/i386/constraints.md ("z"): Replaced by ...
15825 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15826 (sse4_1_blendvps): Likewise.
15827 (sse4_1_pblendvb): Likewise.
15828 (sse4_2_pcmpestr): Likewise.
15829 (sse4_2_pcmpestrm): Likewise.
15830 (sse4_2_pcmpestr_cconly): Likewise.
15831 (sse4_2_pcmpistr): Likewise.
15832 (sse4_2_pcmpistrm): Likewise.
15833 (sse4_2_pcmpistr_cconly): Likewise.
15835 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15837 * matrix-reorg.c (transform_access_sites): Fix computation.
15838 (transform_allocation_sites): Same.
15840 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15842 * config/i386/i386.c (override_options): Use
15843 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15845 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15847 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15848 (nonimm_not_xmm0_operand): Ditto.
15849 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15850 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15851 as operand[2] predicate. Require "z" class XMM register for
15852 operand[3]. Adjust asm template.
15853 ("sse4_1_blendvpd"): Ditto.
15854 ("sse4_1_pblendvb"): Ditto.
15855 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15856 force op2 into xmm0 register for variable blend instructions.
15858 2007-06-04 Tom Tromey <tromey@redhat.com>
15860 * c-tree.h (start_enum): Update.
15861 (build_enumerator): Likewise.
15862 * c-decl.c (enum_next_value): Removed.
15863 (enum_overflow): Likewise.
15864 (start_enum): Add c_enum_contents argument. Don't use globals.
15865 (build_enumerator): Likewise.
15866 * c-tree.h (struct c_enum_contents): New struct.
15868 2007-06-04 Tom Tromey <tromey@redhat.com>
15870 * c-common.c (c_common_get_alias_set): Fix indentation.
15872 2007-06-04 Ian Lance Taylor <iant@google.com>
15874 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15875 to overflow, reduce overflow infinity to regular infinity.
15876 (vrp_var_may_overflow): New static function.
15877 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15879 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15881 * stor-layout.c (layout_type): Remove duplicate code.
15883 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15886 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15887 before build_common_builtin_nodes ().
15889 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15892 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15894 2007-06-04 Jan Hubicka <jh@suse.cz>
15896 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15897 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15898 instead of _stat version.
15900 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15902 PR tree-optimization/32194
15903 * tree-predcom.c (determine_offset): Check that both references have
15906 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15908 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15909 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15910 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15911 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15912 Add argument to iterate_fix_dominators call.
15913 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15914 * gcse.c (hoist_code): Change domby to vector.
15915 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15916 Add argument to iterate_fix_dominators call.
15917 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15918 recompute_dominator.
15919 * lambda-code.c (perfect_nestify): Ditto.
15920 * cfgloopanal.c: Include graphds.h.
15921 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15922 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15923 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15925 * graphds.c: New file.
15926 * graphds.h: New file.
15927 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15928 (get_dominated_by, get_dominated_by_region): Change return type to
15930 (verify_dominators): Recompute all dominators and compare the results.
15931 (recount_dominator): Renamed to ...
15932 (recompute_dominator): ... this. Do not check that the block is
15933 dominated by entry.
15934 (iterate_fix_dominators): Reimplemented.
15935 (prune_bbs_to_update_dominators, root_of_dom_tree,
15936 determine_dominators_for_sons): New functions.
15937 * et-forest.c (et_root): New function.
15938 * et-forest.h (et_root): Declare.
15939 * Makefile.in (graphds.o): Add.
15940 (cfgloopanal.o): Add graphds.h dependency.
15941 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15942 * basic-block.h (get_dominated_by, get_dominated_by_region,
15943 iterate_fix_dominators): Declaration changed.
15944 (recount_dominator): Renamed to ...
15945 (recompute_dominator): ... this.
15946 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15947 (thread_through_all_blocks): Do not free dominance info.
15949 2007-06-03 Andreas Schwab <schwab@suse.de>
15951 * config/m68k/m68k.c (override_options): Don't override
15953 * config/m68k/m68k-modes.def (SF, DF): Define to use
15954 motorola_single_format and motorola_double_format, resp.
15955 * real.c (motorola_single_format): Renamed from
15956 coldfire_single_format.
15957 (motorola_double_format): Renamed from coldfire_double_format.
15958 (encode_ieee_extended): Generate a proper canonical NaN image
15959 respecting canonical_nan_lsbs_set.
15960 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15962 * real.h: Adjust declarations.
15964 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15967 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15968 the symbol is generated with the stack protector.
15970 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15972 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15973 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15975 * doc/extend.texi (interrupt): Mention m68k.
15977 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15979 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15980 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15981 (ix86_expand_sse_pcmpestr): Do not check operands for
15982 "register_operand", when insn operand predicate is "register_operand".
15983 (ix86_expand_sse_pcmpistr): Ditto.
15985 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15986 Uros Bizjak <ubizjak@gmail.com>
15988 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15989 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15990 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15991 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15992 * config/i386/constraints.md ("z"): New register constraint
15993 for members of SSE_FIRST_REG class.
15994 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15995 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15996 SSE_FIRST_REG class.
15997 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15998 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15999 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16000 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16001 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16002 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16003 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16004 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16005 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16006 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16007 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16008 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16009 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16010 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16011 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16012 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16013 (struct builtin_description): Change "flag" field to unsigned.
16014 (bdesc_pcmpestr): New builtin description table.
16015 (bdesc_pcmpistr): Likewise.
16016 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16017 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16018 Initialize pcmp[ei]str[im] insns for SSE4.2.
16019 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16020 (ix86_expand_sse_pcmpistr): Likewise.
16021 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16022 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16023 (UNSPEC_PCMPISTR): Likewise.
16024 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16025 (sse4_2_pcmpestri):New isns pattern.
16026 (sse4_2_pcmpestrm): Likewise.
16027 (sse4_2_pcmpestr_cconly): Likewise.
16028 (sse4_2_pcmpistr): New insn patern and splitter.
16029 (sse4_2_pcmpistri):New isns pattern.
16030 (sse4_2_pcmpistrm): Likewise.
16031 (sse4_2_pcmpistr_cconly): Likewise.
16032 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16035 2007-06-01 David Daney <ddaney@avtrex.com>
16037 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16038 LOADGP_ABSOLUTE and not binds_local_p.
16040 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16042 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16044 2007-06-01 Ian Lance Taylor <iant@google.com>
16046 * tree-vrp.c (compare_name_with_value): Always set
16047 used_strict_overflow if we get a result from the variable itself.
16049 2007-06-01 Ian Lance Taylor <iant@google.com>
16051 PR rtl-optimization/31455
16052 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16053 subregs which have a cast between modes which are not tieable.
16055 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16057 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16058 breaks after return statements.
16060 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16062 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16063 only after no_new_pseudos.
16065 2007-05-31 Eric Christopher <echristo@apple.com>
16067 * expr.c (convert_move): Assert that we don't have a BLKmode
16069 (store_expr): Handle BLKmode moves by calling emit_block_move.
16071 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16073 * c-typeck.c (build_indirect_ref): Include type in error message.
16074 (build_binary_op): Pass types to binary_op_error.
16075 * c-common.c (binary_op_error): Take two type arguments, print out
16077 * c-common.h (binary_op_error): Update prototype.
16079 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16081 * config/i386/i386.c: Correct coments on -mno-sse4.
16083 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16085 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16086 (x86_64-*-*): Likewise.
16087 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16088 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16089 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16090 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16091 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16092 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16093 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16094 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16095 (OPTION_MASK_ISA_SSE4): Likewise.
16096 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16097 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16098 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16099 (override_options): Support SSE4.2.
16100 (ix86_build_const_vector): Support SImode and DImode.
16101 (ix86_build_signbit_mask): Likewise.
16102 (ix86_expand_int_vcond): Support V2DImode.
16103 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16104 (IX86_BUILTIN_CRC32HI): Likewise.
16105 (IX86_BUILTIN_CRC32SI): Likewise.
16106 (IX86_BUILTIN_CRC32DI): Likewise.
16107 (IX86_BUILTIN_PCMPGTQ): Likewise.
16108 (bdesc_crc32): Likewise.
16109 (bdesc_sse_3arg): Likewise.
16110 (ix86_expand_crc32): Likewise.
16111 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16112 (ix86_expand_builtin): Likewise.
16113 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16114 __SSE4_2__ for -msse4.2.
16115 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16116 (CRC32MODE): Likewise.
16117 (crc32modesuffix): Likewise.
16118 (crc32modeconstraint): Likewise.
16119 (sse4_2_crc32<mode>): Likewise.
16120 (sse4_2_crc32di): Likewise.
16121 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16123 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16124 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16125 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16126 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16127 (vcondu<mode>): Likewise.
16128 * doc/extend.texi: Document SSE4.2 built-in functions.
16129 * doc/invoke.texi: Document -msse4.2/-msse4.
16131 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16133 PR tree-optimization/32160
16134 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16135 variable as gimple reg.
16136 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16138 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16140 * gcc.c (main): Don't consider linker options when issuing the
16141 warning about a linker input file not being used.
16143 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16145 * tree-vrp.c (compare_names): Initialize sop.
16147 2007-05-30 Dirk Mueller <dmueller@suse.de>
16149 * cgraphunit.c (cgraph_analyze_function): Remove
16150 computation of inline parameters.
16152 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16154 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16156 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16158 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16159 Add vx-common.h. Include vxworks.h between vx-common.h and
16161 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16163 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16164 (TARGET_ASM_DESTRUCTOR): Likewise.
16165 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16166 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16167 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16168 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16169 (VXWORKS_ENDIAN_SPEC): Define.
16170 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16171 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16172 VXWORKS_* equivalents.
16173 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16174 (ASM_FILE_START): Delete.
16175 (TARGET_VERSION): Reformat.
16176 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16177 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16178 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16179 (FPBIT, DPBIT): Define.
16180 (fp-bit.c, dp-bit.c): New rules.
16181 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16182 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16183 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16184 * config/arm/arm.h: Include vxworks-dummy.h.
16185 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16186 Mark with ATTRIBUTE_UNUSED.
16187 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16188 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16189 make it incompatible with -msingle-pic-base.
16190 (arm_function_ok_for_sibcall): Return false for calls that might
16191 go through a VxWorks PIC PLT entry.
16192 (require_pic_register): New function, split out from...
16193 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16195 (arm_load_pic_register): Handle the VxWorks RTP initialization
16196 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16197 (arm_emit_call_insn): New function.
16198 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16199 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16200 (pic_offset_arm): New pattern.
16201 (call, call_value): Use arm_emit_call_insn.
16202 (call_internal, call_value_internal): New expanders.
16203 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16204 VxWorks unless __PIC__.
16206 2007-05-30 Eric Christopher <echristo@gmail.com>
16208 * genrecog.c: Include regs.h in generated file.
16209 * genemit.c: Ditto. Fix up formatting.
16210 * config/mn10300/constraints.md: New.
16211 * config/mn10300/mn10300.md: Include.
16212 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16213 Fix up for removed macro.
16214 * config/mn10300/predicates.md (call_address_operand): Ditto.
16215 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16216 (CONST_OK_FOR_I): Ditto.
16217 (CONST_OK_FOR_J): Ditto.
16218 (CONST_OK_FOR_K): Ditto.
16219 (CONST_OK_FOR_L): Ditto.
16220 (CONST_OK_FOR_M): Ditto.
16221 (CONST_OK_FOR_N): Ditto.
16222 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16226 (EXTRA_CONSTRAINT): Ditto.
16228 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16230 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16232 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16233 OPTION_MASK_ISA_64BIT.
16234 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16236 2007-05-30 Richard Guenther <rguenther@suse.de>
16238 PR middle-end/32152
16239 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16240 types for comparison.
16241 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16242 with original typed arguments.
16243 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16245 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16247 PR tree-optimization/31769
16248 * except.c (duplicate_eh_regions): Clear prev_try if
16249 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16251 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16253 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16254 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16255 bsi of the location where statements should be inserted.
16256 (sink_code_in_bb): Take bsi from statement_sink_location.
16257 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16258 instead of bsi_start.
16259 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16261 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16262 (bsi_move_before): Document inconsistency with bsi_move_after.
16263 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16265 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16267 * config/i386/i386.h (TARGET_ABM): New define.
16268 (TARGET_POPCNT): Ditto.
16269 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16270 New temporary defines to redefine from OPTION_ISA_* defines.
16271 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16272 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16273 (ix86_isa_flags): New extern int declaration.
16274 (TARGET_SUBTARGET_DEFAULT): New define.
16275 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16276 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16277 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16278 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16279 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16280 * config/i386/darwin.h: Change TARGET_64BIT define to
16283 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16284 using existing "ix86_isa_flags" varible.
16285 (m32, m64): Use existing "ix86_isa_flags" variable.
16286 (mmmx, m3dnow): Ditto.
16287 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16288 (mabm): Define as non-negative option using "x86_abm" variable.
16289 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16291 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16292 Rewrite feature test bitmap.
16293 (ix86_isa_flags): New initialized global int varible.
16294 (ix86_isa_flags_explicit): New static int variable.
16295 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16296 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16297 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16298 target_flags_explicit.
16299 (override_options): Remove "target_enable" and "target_disable" fields
16300 from "struct ptt". Update processor_target_table accordingly. Remove
16301 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16302 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16303 "target_flags" and "ix86_isa_flags_explicit" instead of
16304 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16305 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16306 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16307 to true when either of PTA_POPCNT or PTA_ABM is set in
16308 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16309 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16310 processor_alias_table flags entry. Remove handling of
16311 "target_enable" and "target_disable" fields of processor_target_table.
16312 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16313 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16314 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16315 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16316 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16318 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16320 2007-05-29 David Daney <ddaney@avtrex.com>
16323 * config/mips/mips.c (mips_output_mi_thunk): Emit
16324 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16326 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16327 * config/i386/i386.c (ix86_function_regparm): Added checking of
16328 ix86_force_align_arg_pointer to determine the number of
16329 register parameters.
16331 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16333 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16334 (SET_DR_MISALIGNMENT): New.
16335 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16336 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16337 Use SET_DR_MISALIGNMENT.
16338 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16340 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16341 find_loop_nest): Export.
16342 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16343 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16344 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16345 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16347 (struct mem_ref): Add field reuse_distance.
16348 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16349 Initialize reuse_distance field.
16350 (issue_prefetch_ref): Select temporality of prefetch according to
16352 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16353 self_reuse_distance, determine_loop_nest_reuse): New functions.
16354 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16355 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16356 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16359 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16361 * tree-ssa-alias.c: Add aliasing overview.
16363 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16364 Danny Smith <dannysmith@users.sourceforge.net>
16367 * config/i386/t-crtfm: Compile crtfastmath.o with
16368 -minline-all-stringops.
16369 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16370 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16372 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16374 * doc/md.texi: Document constraints on HP PA-RISC.
16376 * pa/constraints.md: New file.
16377 * pa.md: Include constraints.md.
16378 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16379 (integer_store_memory_operand, ldil_cint_p): New functions.
16380 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16381 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16382 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16383 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16384 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16386 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16389 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16390 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16391 case POSTDECREMENT_EXPR>): Return the error_mark_node
16392 if either the real or imaginary parts would an
16395 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16397 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16398 name when we remove it from a call.
16400 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16402 * targhooks.c (default_narrow_bitfield): Remove.
16403 * targhooks.h: Remove the prototype for
16404 default_narrow_bitfield.
16406 * langhooks-def.h: Remove the prototype for
16407 hook_get_alias_set_0.
16408 * langhooks.c (hook_get_alias_set_0): Remove.
16410 * global.c (EXECUTE_IF_CONFLICT): Remove.
16412 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16415 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16416 return true when truth_value_p is true and the type
16419 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16421 * doc/install.texi (Prerequisites): We no longer require Autoconf
16422 2.13 for the top-level.
16424 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16426 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16427 memory access via x86_expand_vector_move_misalign() only for
16428 TImode values on 32-bit targets.
16430 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16432 * matrix-reorg.c: New file. Implement matrix flattening and
16433 transposing optimization.
16434 * tree-pass.h: Add matrix reorg pass.
16435 * common.opt: Add fipa-mreorg flag.
16436 * Makefile.in: Add matrix-reorg.c.
16437 * passes.c: Add matrix reorg pass.
16438 * varpool.c (add_new_static_var): New function.
16439 * cgraph.h (add_new_static_var): Declare.
16441 2007-05-27 Eric Christopher <echristo@apple.com>
16443 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16444 sp_offset depending on stack size. Save r12 depending
16445 on registers we're saving later.
16446 (rs6000_emit_epilogue): Update sp_offset depending only
16449 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16451 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16452 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16453 * ifcvt.c (if_convert): Ditto.
16454 * tree-ssa-threadupdate.c (thread_block): Ditto.
16455 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16456 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16457 verify_loop_closed_ssa): Check number_of_loops instead of
16459 * predict.c (tree_estimate_probability): Ditto.
16460 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16461 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16462 * modulo-sched.c (sms_schedule): Ditto.
16463 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16464 (scev_finalize): Do not do anything if scev analysis was not
16466 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16467 current_loops == NULL.
16468 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16469 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16470 there are no loops.
16471 (loop_optimizer_finalize): Assert that loops were analyzed.
16472 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16473 rtl_doloop): Check number_of_loops instead of current_loops.
16474 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16475 current_loops == NULL.
16476 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16477 gate_tree_vectorize tree_linear_transform, check_data_deps,
16478 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16479 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16480 Check number_of_loops instead of current_loops.
16481 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16482 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16483 free loops if available.
16484 (execute_pre): Do not pass do_fre to fini_pre.
16486 2007-05-27 Tobias Burnus <burnus@net-b.de>
16488 PR middle-end/32083
16489 * real.c (mpfr_from_real): Fix sign of -Inf.
16491 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16493 * tree-vect-transform.c (vectorizable_conversion): Initialize
16494 tree_code variables to ERROR_MARK.
16495 (vectorizable_type_demotion): Likewise.
16496 (vectorizable_type_promotion): Likewise.
16498 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16501 * config/i386/i386.md (movti): Handle push operands via
16502 ix86_expand_push().
16504 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16506 * basic-block.h: Remove the prototype for merge_seq_blocks.
16507 * cfgcleanup.c (merge_seq_blocks): Remove.
16509 * tree-flow.h: Remove the prototype for is_aliased_with.
16510 * tree-ssa-alias.c (is_aliased_with): Remove.
16512 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16516 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16518 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16519 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16520 (vec_unpacks_hi_v16qi): Likewise.
16521 (vec_unpacku_lo_v16qi): Likewise.
16522 (vec_unpacks_lo_v16qi): Likewise.
16523 (vec_unpacku_hi_v8hi): Likewise.
16524 (vec_unpacks_hi_v8hi): Likewise.
16525 (vec_unpacku_lo_v8hi): Likewise.
16526 (vec_unpacks_lo_v8hi): Likewise.
16527 (vec_unpacku_hi_v4si): Likewise.
16528 (vec_unpacks_hi_v4si): Likewise.
16529 (vec_unpacku_lo_v4si): Likewise.
16530 (vec_unpacks_lo_v4si): Likewise.
16532 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16534 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16535 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16536 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16537 follow spelling conventions in various
16538 warning/error/diagnostic messages.
16540 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16541 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16542 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16543 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16544 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16545 * doc/tm.texi: Follow spelling conventions.
16547 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16550 * tree-ssa-forwprop.c
16551 (forward_propagate_addr_into_variable_array_index): Remove
16552 the lhs argument. Use the type of def_rhs instead of lhs.
16553 (forward_propagate_addr_expr_1): Update use of
16554 forward_propagate_addr_into_variable_array_index.
16556 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16557 Nigel Stephens <nigel@mips.com>
16559 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16560 function attributes, "far" being an alias for "long_call".
16561 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16562 (mips_near_type_p, mips_far_type_p): New.
16563 (mips_comp_type_attributes): New function to check that attributes
16564 attached to a function type are compatible.
16565 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16566 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16567 to the target function of the thunk.
16568 (mips_encode_section_info): Check for "near" and "far" function
16569 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16571 * config/mips/predicates.md (const_call_insn_operand): Test only
16572 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16574 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16577 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16578 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16579 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16580 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16582 2007-05-25 Eric Christopher <echristo@apple.com>
16584 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16585 to x86-darwin configurations.
16586 * config/i386/t-darwin: Add softfp support.
16587 * config/i386/t-darwin64: Ditto.
16588 * config/i386/sfp-machine.h: If mach then don't use
16589 aliasing, emit a stub to call.
16591 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16593 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16594 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16595 tree-predcom.c, tree-ssa-alias-warnings.c,
16596 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16597 comment typos. Follow spelling conventions.
16598 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16600 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16603 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16604 constants into memory. Expand unaligned memory references for
16605 SSE modes via x86_expand_vector_move_misalign() function.
16607 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16609 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16610 "memory" attribute for "sseishft" type insn without operands[2].
16612 2007-05-25 Dirk Mueller <dmueller@suse.de>
16613 Marcus Meissner <meissner@suse.de>
16615 * doc/extend.texi (alloc_size): New attribute.
16616 * c-common.c (handle_alloc_size_attribute): New.
16617 * tree-object-size.c (alloc_object_size): Use alloc_size
16618 attribute, if available.
16620 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16622 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16624 (__builtin_ia32_vec_ext_v2di): Likewise.
16625 (__builtin_ia32_vec_ext_v4si): Likewise.
16626 (__builtin_ia32_vec_ext_v8hi): Likewise.
16627 (__builtin_ia32_vec_ext_v16qi): Likewise.
16628 (__builtin_ia32_vec_set_v8hi): Likewise.
16630 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16632 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16634 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16636 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16637 (arm_is_longcall_p): Rename to...
16638 (arm_is_long_call_p): ...this. Take a single tree argument and
16640 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16641 (CUMULATIVE_ARGS): Remove call_cookie.
16642 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16643 (ENCODED_LONG_CALL_ATTR_P): Delete.
16644 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16645 LONG_CALL_FLAG_CHAR cases.
16646 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16647 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16648 ARM_DECLARE_FUNCTION_SIZE.
16649 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16650 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16651 (arm_encode_call_attribute, current_file_function_operand): Delete.
16652 (arm_function_in_section_p): New function.
16653 (arm_is_longcall_p): Rename to...
16654 (arm_is_long_call_p): ...this. Take the target function as a single
16655 argument and return a bool. Do not rely on call cookies. Check
16656 whether the target symbol is in the same section as the current
16657 function, not just the same compilation unit.
16658 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16659 (arm_encode_section_info): Don't encode a call type.
16660 * config/arm/arm.md (call, call_value): Update calls to
16661 arm_is_long(_)call_p. Simplify logic.
16662 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16663 Update calls to arm_is_long(_)call_p.
16665 2007-05-25 Richard Guenther <rguenther@suse.de>
16667 PR tree-optimization/31982
16668 * tree-ssa-forwprop.c
16669 (forward_propagate_addr_into_variable_array_index): Handle arrays
16670 with element size one.
16672 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16674 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16675 (umulsi3_highpart): Likewise.
16677 2007-05-24 Ian Lance Taylor <iant@google.com>
16679 PR rtl-optimization/32069
16680 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16683 2007-05-24 Ollie Wild <aaw@google.com>
16685 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16688 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16690 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16691 (oprs_unchanged_p): Use it to check all registers in a REG.
16692 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16693 (reg_set_between_after_reload_p): Delete.
16694 (reg_used_between_after_reload_p): Likewise.
16695 (reg_set_or_used_since_bb_start): Likewise.
16696 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16697 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16698 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16699 * rtlanal.c (reg_set_p): Check whether REG overlaps
16700 regs_invalidated_by_call, rather than just checking the
16701 membership of REGNO (REG).
16703 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16705 * doc/passes.texi: Document predictive commoning.
16706 * doc/invoke.texi (-fpredictive-commoning): Document.
16707 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16708 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16709 adding indices to the generated name.
16710 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16711 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16712 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16713 (op_symbol_code): ... and exported.
16714 (dump_omp_clause, op_symbol): Use op_symbol_code
16715 instead of op_symbol_1.
16716 * tree-pass.h (pass_predcom): Declare.
16717 * timevar.def (TV_PREDCOM): New timevar.
16718 * tree-ssa-loop.c (run_tree_predictive_commoning,
16719 gate_tree_predictive_commoning, pass_predcom): New.
16720 * tree-data-ref.c (find_data_references_in_loop): Find the
16721 references in dominance order.
16722 (canonicalize_base_object_address): Ensure that the result has
16724 (dr_analyze_innermost): Export.
16725 (create_data_ref): Code to fail for references with invariant
16727 (find_data_references_in_stmt): ... here.
16728 * tree-data-ref.h (dr_analyze_innermost): Declare.
16729 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16730 (aff_combination_find_elt, name_expansion_hash,
16731 name_expansion_eq, tree_to_aff_combination_expand,
16732 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16734 * tree-affine.h (aff_combination_constant_multiple_p,
16735 tree_to_aff_combination_expand): Declare.
16736 * tree-predcom.c: New file.
16737 * common.opt (fpredictive-commoning): New option.
16738 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16739 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16740 * Makefile.in (tree-predcom.o): Add.
16741 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16742 * passes.c (init_optimization_passes): Add dceloop after
16743 copy propagation in loop optimizer. Add predictive commoning
16744 to loop optimizer passes.
16746 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16748 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16751 2007-05-24 Jan Hubicka <jh@suse.cz>
16753 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16755 (genheader): Include statistics.h.
16757 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16759 * print-rtl.c (flag_dump_unnumbered): Update comments.
16760 (print_rtl): Fix my previous change.
16761 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16764 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16766 PR middle-end/32018
16767 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16769 (thread_through_all_blocks): Call initialize_original_copy_tables
16770 and free_original_copy_tables.
16771 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16773 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16774 * cfghooks.c (duplicate_block): Use get_loop_copy.
16775 * cfg.c: Include cfgloop.h.
16776 (loop_copy): New hash table.
16777 (initialize_original_copy_tables): Initialize loop_copy table.
16778 (free_original_copy_tables): Free loop_copy table.
16779 (copy_original_table_clear, copy_original_table_set,
16780 set_loop_copy, get_loop_copy): New functions.
16781 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16782 * cfgloop.h (struct loop): Remove copy field.
16783 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16784 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16786 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16788 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16789 -msse/-msse2/-msse3.
16791 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16793 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16794 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16796 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16799 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16800 * targhooks.h (default_mangle_decl_assembler_name): Declare
16802 * targhooks.c (default_mangle_decl_assembler_name): Define
16804 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16806 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16807 * langhooks.c (lhd_set_decl_assembler_name): Call
16808 targetm.mangle_decl_assembler_name for names with global scope.
16810 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16812 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16813 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16815 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16816 New. Factored out of i386_pe_encode_section_info.
16817 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16818 Move check for prior decoration of stdcall
16819 symbols to i386_pe_encode_section_info.
16820 (i386_pe_encode_section_info): Adjust call to
16821 gen_stdcall_or_fastcall_suffix. Use
16822 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16823 (i386_pe_mangle_decl_assembler_name): New. Wrap
16824 i386_pe_maybe_mangle_decl_assembler_name.
16826 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16828 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16829 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16830 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16831 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16832 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16835 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16836 Nigel Stephens <nigel@mips.com>
16837 Richard Sandiford <richard@codesourcery.com>
16839 Fix up MIPS16 hard float and add support for complex.
16841 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16842 (TARGET_SOFT_FLOAT_ABI): New.
16843 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16844 __mips_soft_float to reflect the ABI in use, not whether the
16845 FPU is directly accessible (e.g., in MIPS16 mode).
16846 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16847 (UNITS_PER_FPVALUE): Likewise.
16849 * config/mips/mips.c (mips_expand_call): Remove redundant
16850 TARGET_MIPS16 check.
16851 (mips_arg_regno): New.
16852 (function_arg_advance): When setting bits in cum->fp_code for
16853 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16855 (function_arg): Use mips_arg_regno.
16856 (mips_return_mode_in_fpr_p): New.
16857 (mips16_call_stub_mode_suffix): New.
16858 (mips16_cfun_returns_in_fpr_p): New.
16859 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16860 (mips_output_function_prologue): Test mips16_hard_float, not
16861 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16862 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16863 return value into a floating-point register.
16864 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16865 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16866 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16867 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16868 word of double arguments from or to the high bits of 64-bit
16869 floating point registers.
16870 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16871 (mips16_fpret_double): New helper function.
16872 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16873 support for complex modes. Fill in DECL_RESULT for stubdecl.
16874 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16876 * config/mips/mips16.S
16877 (RET, ARG1, ARG2): New.
16878 (MERGE_GPRf, MERGE_GPRt): New.
16879 (DELAYt, DELAYf): New.
16880 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16881 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16882 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16883 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16884 (SFOP): Renamed to...
16885 (OPSF3): This, and macro-ified. Updated all uses.
16886 (SFOP2): Renamed to...
16887 (OPSF2): This, and macro-ified. Updated all uses.
16888 (SFCMP): Renamed to...
16889 (CMPSF): This, and macro-ified. Updated all uses.
16890 (SFREVCMP): Renamed to...
16891 (REVCMPSF): This, and macro-ified. Updated all uses.
16892 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16893 (LDDBL1, LDDBL2, RETDBL): Deleted.
16894 (DFOP): Renamed to...
16895 (OPDF3): This, and macro-ified. Updated all uses.
16896 (DFOP2): Renamed to...
16897 (OPDF2): This, and macro-ified. Updated all uses.
16898 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16899 (DFCMP): Renamed to...
16900 (CMPDF): This, and macro-ified. Updated all uses.
16901 (DFREVCMP): Renamed to...
16902 (REVCMPDF): This, and macro-ified. Updated all uses.
16903 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16904 (RET_FUNCTION): New.
16905 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16906 (__mips16_ret_sc, __mips16_ret_dc): New.
16907 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16908 STUB_ARGS_6, STUB_ARGS_10): New.
16909 (CALL_STUB_NO_RET): New.
16910 (__mips16_call_stub_1): Macro-ified.
16911 (__mips16_call_stub_5): Macro-ified.
16912 (__mips16_call_stub_2): Macro-ified.
16913 (__mips16_call_stub_6): Macro-ified.
16914 (__mips16_call_stub_9): Macro-ified.
16915 (__mips16_call_stub_10): Macro-ified.
16916 (CALL_STUB_RET): New.
16917 (__mips16_call_stub_sf_0): Macro-ified.
16918 (__mips16_call_stub_sf_1): Macro-ified.
16919 (__mips16_call_stub_sf_5): Macro-ified.
16920 (__mips16_call_stub_sf_2): Macro-ified.
16921 (__mips16_call_stub_sf_6): Macro-ified.
16922 (__mips16_call_stub_sf_9): Macro-ified.
16923 (__mips16_call_stub_sf_10): Macro-ified.
16924 (__mips16_call_stub_df_0): Macro-ified.
16925 (__mips16_call_stub_df_1): Macro-ified.
16926 (__mips16_call_stub_df_5): Macro-ified.
16927 (__mips16_call_stub_df_2): Macro-ified.
16928 (__mips16_call_stub_df_6): Macro-ified.
16929 (__mips16_call_stub_df_9): Macro-ified.
16930 (__mips16_call_stub_df_10): Macro-ified.
16931 (__mips16_call_stub_sc_0): New.
16932 (__mips16_call_stub_sc_1): New.
16933 (__mips16_call_stub_sc_5): New.
16934 (__mips16_call_stub_sc_2): New.
16935 (__mips16_call_stub_sc_6): New.
16936 (__mips16_call_stub_sc_9): New.
16937 (__mips16_call_stub_sc_10): New.
16938 (__mips16_call_stub_dc_0): New.
16939 (__mips16_call_stub_dc_1): New.
16940 (__mips16_call_stub_dc_5): New.
16941 (__mips16_call_stub_dc_2): New.
16942 (__mips16_call_stub_dc_6): New.
16943 (__mips16_call_stub_dc_9): New.
16944 (__mips16_call_stub_dc_10): New.
16946 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16947 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16948 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16950 2007-05-23 Ian Lance Taylor <iant@google.com>
16952 * doc/invoke.texi (Invoking GCC): Document that the order of the
16955 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16958 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16959 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16960 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16964 * config/score/score.c (score_print_operand): Make sure that only
16965 lower bits are used.
16967 2007-05-22 Ian Lance Taylor <iant@google.com>
16969 * tree-vrp.c (avoid_overflow_infinity): New static function,
16970 broken out of set_value_range_to_value.
16971 (set_value_range_to_value): Call avoid_overflow_infinity.
16972 (extract_range_from_assert): Likewise.
16974 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16976 PR middle-end/31095
16977 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16978 change the type before looking for a COMPOUND_EXPR.
16980 2007-05-22 Ian Lance Taylor <iant@google.com>
16982 * lower-subreg.c (decompose_multiword_subregs): If we change an
16983 insn, call remove_retval_note on it.
16985 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16987 * regs.h (end_hard_regno): New function.
16988 (END_HARD_REGNO, END_REGNO): New macros.
16989 (add_to_hard_reg_set): New function.
16990 (remove_from_hard_reg_set): Likewise.
16991 (in_hard_reg_set_p): Likewise.
16992 (overlaps_hard_reg_set_p): Likewise.
16993 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16994 (note_btr_set): Use END_HARD_REGNO.
16995 * caller-save.c (setup_save_areas): Use end_hard_regno.
16996 (mark_set_regs): Use END_HARD_REGNO.
16997 (add_stored_regs): Use end_hard_regno.
16998 (mark_referenced_regs): Use add_to_hard_reg_set.
16999 * combine.c (update_table_tick): Use END_REGNO.
17000 (record_value_for_reg): Likewise.
17001 (record_dead_and_set_regs): Likewise.
17002 (get_last_value_validate): Likewise.
17003 (use_crosses_set_p): Likewise.
17004 (reg_dead_at_p_1): Likewise.
17005 (reg_dead_at_p): Likewise.
17006 (mark_used_regs_combine): Use add_to_hard_reg_set.
17007 (move_deaths): Use END_HARD_REGNO.
17008 (reg_bitfield_target_p): Use end_hard_regno.
17009 (distribute_notes): Use END_HARD_REGNO.
17010 * cse.c (mention_regs): Use END_REGNO.
17011 (insert): Use add_to_hard_reg_set.
17012 (invalidate): Use END_HARD_REGNO.
17013 (invalidate_for_call): Likewise.
17014 (exp_equiv_p): Use END_REGNO.
17015 (cse_insn): Likewise.
17016 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17017 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17018 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17019 * function.c (keep_stack_depressed): Use end_hard_regno.
17020 * global.c (global_alloc): Use end_hard_regno.
17021 (global_conflicts): Use add_to_hard_reg_set instead of
17023 (find_reg): Likewise.
17024 (mark_reg_store): Likewise.
17025 (mark_reg_conflicts): Likewise.
17026 (mark_reg_death): Use remove_from_hard_reg_set.
17027 (mark_reg_live_nc): Delete.
17028 (set_preference): Use end_hard_regno.
17029 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17030 remove_from_hard_reg_set.
17031 (post_mark_life): Use add_to_hard_reg_set.
17032 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17033 (reg_becomes_live): Use add_to_hard_reg_set.
17034 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17035 (peep2_find_free_register): Use add_to_hard_reg_set.
17036 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17037 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17038 * regrename.c (note_sets): Use add_to_hard_reg_set.
17039 (clear_dead_regs): Use remove_from_hard_reg_set.
17040 (regrename_optimize): Use add_to_hard_reg_set.
17041 (find_oldest_value_reg): Use in_hard_reg_set_p.
17042 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17043 (hard_reg_set_here_p): Use end_hard_regno.
17044 (decompose): Likewise.
17045 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17046 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17047 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17048 (mark_home_live): Use end_hard_regno.
17049 (spill_hard_reg): Likewise.
17050 (clear_reload_reg_in_use): Likewise.
17051 * reorg.c (delete_prior_computation): Use END_REGNO.
17052 * resource.c (update_live_status): Use END_HARD_REGNO.
17053 (mark_referenced_resources): Use add_to_hard_reg_set.
17054 (mark_set_resources): Likewise.
17055 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17056 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17057 (reg_overlap_mentioned_p): Likewise.
17058 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17059 (covers_regno_no_parallel_p): Use END_REGNO.
17060 (find_regno_note): Likewise.
17061 (find_reg_fusage): Use END_HARD_REGNO.
17062 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17063 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17065 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17067 * mode-switching.c (reg_dies): Change type of second argument to
17069 (optimize_mode_switching): Update accordingly.
17071 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17073 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17075 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17076 (hard_reg_set_empty_p): ...these new functions.
17077 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17078 GO_IF_HARD_REG_SUBSET.
17079 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17080 instead of GO_IF_HARD_REG_EQUAL.
17081 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17082 instead of GO_IF_HARD_REG_EQUAL.
17083 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17084 GO_IF_HARD_REG_SUBSET.
17085 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17086 GO_IF_HARD_REG_EQUAL.
17087 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17088 of GO_IF_HARD_REG_SUBSET.
17089 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17090 instead of GO_IF_HARD_REG_EQUAL.
17091 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17092 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17093 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17094 of GO_IF_HARD_REG_SUBSET,
17095 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17096 GO_IF_HARD_REG_SUBSET.
17097 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17098 instead of GO_IF_HARD_REG_EQUAL.
17099 * config/sh/sh.c (push_regs, calc_live_regs): Use
17100 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17101 (hard_regs_intersect_p): Delete.
17103 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17105 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17107 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17108 Richard Henderson <rth@redhat.com>
17110 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17112 (x86_64-*-*): Likewise.
17114 * i386/i386-modes.def (V2QI): New.
17116 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17118 (override_options): Support SSE4.1.
17119 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17120 (IX86_BUILTIN_BLENDPS): Likewise.
17121 (IX86_BUILTIN_BLENDVPD): Likewise.
17122 (IX86_BUILTIN_BLENDVPS): Likewise.
17123 (IX86_BUILTIN_PBLENDVB128): Likewise.
17124 (IX86_BUILTIN_PBLENDW128): Likewise.
17125 (IX86_BUILTIN_DPPD): Likewise.
17126 (IX86_BUILTIN_DPPS): Likewise.
17127 (IX86_BUILTIN_INSERTPS128): Likewise.
17128 (IX86_BUILTIN_MOVNTDQA): Likewise.
17129 (IX86_BUILTIN_MPSADBW128): Likewise.
17130 (IX86_BUILTIN_PACKUSDW128): Likewise.
17131 (IX86_BUILTIN_PCMPEQQ): Likewise.
17132 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17133 (IX86_BUILTIN_PMAXSB128): Likewise.
17134 (IX86_BUILTIN_PMAXSD128): Likewise.
17135 (IX86_BUILTIN_PMAXUD128): Likewise.
17136 (IX86_BUILTIN_PMAXUW128): Likewise.
17137 (IX86_BUILTIN_PMINSB128): Likewise.
17138 (IX86_BUILTIN_PMINSD128): Likewise.
17139 (IX86_BUILTIN_PMINUD128): Likewise.
17140 (IX86_BUILTIN_PMINUW128): Likewise.
17141 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17142 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17143 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17144 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17145 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17146 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17147 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17148 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17149 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17150 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17151 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17152 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17153 (IX86_BUILTIN_PMULDQ128): Likewise.
17154 (IX86_BUILTIN_PMULLD128): Likewise.
17155 (IX86_BUILTIN_ROUNDPD): Likewise.
17156 (IX86_BUILTIN_ROUNDPS): Likewise.
17157 (IX86_BUILTIN_ROUNDSD): Likewise.
17158 (IX86_BUILTIN_ROUNDSS): Likewise.
17159 (IX86_BUILTIN_PTESTZ): Likewise.
17160 (IX86_BUILTIN_PTESTC): Likewise.
17161 (IX86_BUILTIN_PTESTNZC): Likewise.
17162 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17163 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17164 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17165 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17166 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17167 (bdesc_ptest): New.
17168 (bdesc_sse_3arg): Likewise.
17169 (bdesc_2arg): Likewise.
17170 (bdesc_1arg): Likewise.
17171 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17173 (ix86_expand_sse_4_operands_builtin): New.
17174 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17175 smaller than 8 bits as the 2nd arg.
17176 (ix86_expand_sse_ptest): New.
17177 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17178 (ix86_expand_vector_set): Support SSE4.1.
17179 (ix86_expand_vector_extract): Likewise.
17181 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17182 __SSE4_1__ for -msse4.1.
17184 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17185 (UNSPEC_INSERTPS): Likewise.
17186 (UNSPEC_DP): Likewise.
17187 (UNSPEC_MOVNTDQA): Likewise.
17188 (UNSPEC_MPSADBW): Likewise.
17189 (UNSPEC_PHMINPOSUW): Likewise.
17190 (UNSPEC_PTEST): Likewise.
17191 (UNSPEC_ROUNDP): Likewise.
17192 (UNSPEC_ROUNDS): Likewise.
17194 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17196 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17197 (const_pow2_1_to_32768_operand): Likewise.
17199 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17202 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17204 (sse4_1_insertps): Likewise.
17205 (*sse4_1_extractps): Likewise.
17206 (sse4_1_ptest): Likewise.
17207 (sse4_1_mulv2siv2di3): Likewise.
17208 (*sse4_1_mulv4si3): Likewise.
17209 (*sse4_1_smax<mode>3): Likewise.
17210 (*sse4_1_umax<mode>3): Likewise.
17211 (*sse4_1_smin<mode>3): Likewise.
17212 (*sse4_1_umin<mode>3): Likewise.
17213 (sse4_1_eqv2di3): Likewise.
17214 (*sse4_1_pinsrb): Likewise.
17215 (*sse4_1_pinsrd): Likewise.
17216 (*sse4_1_pinsrq): Likewise.
17217 (*sse4_1_pextrb): Likewise.
17218 (*sse4_1_pextrb_memory): Likewise.
17219 (*sse4_1_pextrw_memory): Likewise.
17220 (*sse4_1_pextrq): Likewise.
17221 (sse4_1_blendpd): Likewise.
17222 (sse4_1_blendps): Likewise.
17223 (sse4_1_blendvpd): Likewise.
17224 (sse4_1_blendvps): Likewise.
17225 (sse4_1_dppd): Likewise.
17226 (sse4_1_dpps): Likewise.
17227 (sse4_1_movntdqa): Likewise.
17228 (sse4_1_mpsadbw): Likewise.
17229 (sse4_1_packusdw): Likewise.
17230 (sse4_1_pblendvb): Likewise.
17231 (sse4_1_pblendw): Likewise.
17232 (sse4_1_phminposuw): Likewise.
17233 (sse4_1_extendv8qiv8hi2): Likewise.
17234 (*sse4_1_extendv8qiv8hi2): Likewise.
17235 (sse4_1_extendv4qiv4si2): Likewise.
17236 (*sse4_1_extendv4qiv4si2): Likewise.
17237 (sse4_1_extendv2qiv2di2): Likewise.
17238 (*sse4_1_extendv2qiv2di2): Likewise.
17239 (sse4_1_extendv4hiv4si2): Likewise.
17240 (*sse4_1_extendv4hiv4si2): Likewise.
17241 (sse4_1_extendv2hiv2di2): Likewise.
17242 (*sse4_1_extendv2hiv2di2): Likewise.
17243 (sse4_1_extendv2siv2di2): Likewise.
17244 (*sse4_1_extendv2siv2di2): Likewise.
17245 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17246 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17247 (sse4_1_zero_extendv4qiv4si2): Likewise.
17248 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17249 (sse4_1_zero_extendv2qiv2di2): Likewise.
17250 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17251 (sse4_1_zero_extendv4hiv4si2): Likewise.
17252 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17253 (sse4_1_zero_extendv2hiv2di2): Likewise.
17254 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17255 (sse4_1_zero_extendv2siv2di2): Likewise.
17256 (*sse4_1_zero_extendv2siv2di2): Likewise.
17257 (sse4_1_roundpd): Likewise.
17258 (sse4_1_roundps): Likewise.
17259 (sse4_1_roundsd): Likewise.
17260 (sse4_1_roundss): Likewise.
17261 (mulv4si3): Don't expand for SSE4.1.
17262 (smax<mode>3): Likewise.
17263 (umaxv4si3): Likewise.
17264 (uminv16qi3): Likewise.
17265 (umin<mode>3): Likewise.
17266 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17268 * doc/extend.texi: Document SSE4.1 built-in functions.
17270 * doc/invoke.texi: Document -msse4.1.
17272 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17274 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17275 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17276 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17277 (ASM_SPEC): Add asm_pcrel_spec.
17278 (EXTRA_SPECS): Add asm_pcrel_spec.
17280 2007-05-21 David Daney <ddaney@avtrex.com>
17282 * doc/install.texi (Building a cross compiler): Add requirements
17283 for Java cross compiler.
17285 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17287 PR middle-end/31995
17288 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17289 Add loopno argument. Use evolution_function_is_invariant_rec_p
17290 instead of evolution_function_is_constant_p.
17291 Update calls to evolution_function_is_affine_multivariate_p.
17292 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17293 Add loopno argument.
17294 * tree-scalar-evolution.c (gather_chrec_stats): Call
17295 evolution_function_is_affine_multivariate_p with a loop
17297 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17298 (analyze_overlapping_iterations): Likewise.
17299 (access_functions_are_affine_or_constant_p): Likewise.
17300 (build_classic_dist_vector_1): If the access functions
17301 are equal, don't do anything.
17303 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17304 Paolo Carlini <pcarlini@suse.de>
17305 Uros Bizjak <ubizjak@gmail.com>
17307 * c-cppbuiltin.c (c_cpp_builtins): Define
17308 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17309 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17310 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17311 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17313 2007-05-21 Mike Stump <mrs@apple.com>
17315 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17317 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17319 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17321 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17322 implementation if __OPTIMIZE__ is not defined.
17323 (_mm_alignr_pi8): Ditto.
17324 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17325 (_mm_inserti_si64): Ditto.
17326 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17327 (_mm_slli_epi16): Ditto.
17328 (_mm_slli_epi32): Ditto.
17329 (_mm_slli_epi64): Ditto.
17330 (_mm_srai_epi16): Ditto.
17331 (_mm_srai_epi32): Ditto.
17332 (_mm_srli_si128): Ditto.
17333 (_mm_slli_si128): Ditto.
17334 (_mm_srli_epi16): Ditto.
17335 (_mm_srli_epi32): Ditto.
17336 (_mm_srli_epi64): Ditto.
17337 (_mm_extract_epi16): Ditto.
17338 (_mm_insert_epi16): Ditto.
17339 (_mm_shufflehi_epi16): Ditto.
17340 (_mm_shufflelo_epi16): Ditto.
17341 (_mm_shuffle_epi32): Ditto.
17342 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17343 (_m_pextrw): Ditto.
17344 (_mm_insert_pi16): Ditto.
17345 (_m_pinsrw): Ditto.
17346 (_mm_shuffle_pi16): Ditto.
17347 (_m_pshufw): Ditto.
17348 (_mm_shufle_ps): Ditto.
17349 (_mm_prefetch): Ditto.
17351 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17353 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17354 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17355 * real.c (encode_i370_single, decode_i370_single,
17356 encode_i370_double, decode_i370_double): Functions removed.
17357 (i370_single_format, i370_double_format): Initializations removed.
17358 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17359 Consider the log2_b field to always be one.
17360 (ieee_single_format, mips_single_format, coldfire_single_format,
17361 ieee_double_format, mips_double_format, coldfire_double_format,
17362 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17363 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17364 ibm_extended_format, mips_extended_format, ieee_quad_format,
17365 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17366 decimal_single_format, decimal_double_format, decimal_quad_format,
17367 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17368 initialization of log2_b.
17369 * real.h (i370_single_format, i370_double_format): Declarations
17371 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17372 field to always be one.
17374 2007-05-21 Andreas Schwab <schwab@suse.de>
17376 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17377 NOTE_INSN_BASIC_BLOCK_P.
17378 (process_for_unwind_directive): Likewise.
17380 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17382 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17383 * function.h (struct function): Move va_list_gpr_size,
17384 va_list_fpr_size, function_frequency to front of bitfields. Add
17386 (current_function_calls_unwind_init): New.
17387 * except.c (expand_builtin_unwind_init): Set
17388 current_function_calls_unwind_init not
17389 current_function_has_nonlocal_label.
17390 * reload1.c (has_nonexceptional_receiver): New.
17391 (reload): Use it and current_function_calls_unwind_init to
17392 determine whether call-saved regs must be saved.
17394 2007-05-20 Jan Hubicka <jh@suse.cz>
17396 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17397 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17398 * ddg.c (create_ddg): LIkewise.
17399 * final.c (final): Remove hunk moving line number notes around since
17400 they are no longer present at this stage.
17401 (final_scan_insn): Use NOTE_KIND instead of
17402 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17403 (output_asm_label): Likewise.
17404 * reorg.c (dbr_schedule): Likewise.
17405 * haifa-sched.c (unlink_other_notes): Likewise.
17406 * mode-switching.c (optimize_mode_switching): Likewise.
17407 * graph.c (start_bb): Likewise.
17408 * rtl.def (NOTE): Update description.
17409 * jump.c (squeeze_notes): Delete.
17410 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17411 NOTE_INSN_BASIC_BLOCK_P when possible.
17412 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17413 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17414 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17415 (dwarf2out_var_location): Likewise.
17416 * cfgbuild.c (make_edges): Likewise.
17417 (find_basic_blocks_1): Likewise.
17418 * function.c (reorder_blocks_1): Likewise.
17419 (epilogue_done): Likewise.
17420 (reposition_prologue_and_epilogue_notes): Likewise.
17421 * print-rtl.c (print_rtx): Likewise; drop code for printing
17423 (print_rtl): Likewise.
17424 (print_rtl_single): Likewise.
17425 * gcse.c (insert_insn_start_bb): Likewise.
17426 * alias.c (init_alias_analysis): Likewise.
17427 * calls.c (fixup_tail_calls): Likewise.
17428 * except.c (sjlj_emit_function_enter): Likewise.
17429 * emit-rtl.c (add_insn_after): Likeiwse.
17430 (emit_label_before): Likewise.
17431 (emit_label_after): Likewise.
17432 (emit_note_before, emit_note_after, emit_note): Update
17433 parameter to be enum insn_note; do not deal with source
17435 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17436 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17438 (merge_blocks_move_successor_nojumps): Simplify now when
17439 we don't have BLOCK notes.
17440 (try_optimize_cfg): Likewise.
17441 * cfglayout.c (skip_insns_after_block): Likewise.
17442 (record_effective_endpoints): Likewise.
17443 (duplicate_insn_chain): Likewise.
17444 * varasm.c (output_constant_pool_1): Likewise.
17445 * sched-deps.c (sched_analyze): Likewise.
17446 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17448 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17449 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17450 (SET_INSN_DELETED): Simplify.
17451 (NOTE_LINE_NUMBER): Exterminate.
17452 (NOTE_LINE_KIND): New.
17453 (NOTE_INSN_BASIC_BLOCK_P): Update.
17454 (enum insn_note): Simplify.
17455 (GET_NOTE_INSN_NAME) Simplify.
17456 (emit_note_before, emit_note_after, emit_note): Update prototype.
17457 (squeeze_notes): Remove.
17458 * sched-int.h (NOTE_NOT_BB_P): Update.
17459 * resource.c (mark_target_live_regs): Update.
17460 * sched-rgn.c (debug_dependencies): Update.
17461 * sched-vis.c (print_insn): Update.
17462 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17463 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17464 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17465 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17466 (split_branches): Update.
17467 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17469 (sh_adjust_unroll_max): Exterminate.
17470 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17471 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17472 (m68hc11_reorg): Likewise.
17473 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17474 (emit_predicate_relation_info): Update.
17475 (process_for_unwind_directive): Update.
17476 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17477 (output_call): Update.
17478 * config/pa/pa.c (output_lbranch): Update.
17479 (output_millicode_call): Update.
17480 (output_call): Update.
17481 (pa_combine_instructions): Update.
17482 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17483 * config/bfin/bfin.c (gen_one_bundle): Update.
17484 * cfgrtl.c (can_delete_note_p): Update.
17485 (delete_insn): Update.
17486 (rtl_merge_blocks): Update.
17487 (commit_one_edge_insertion): Update.
17488 (rtl_verify_flow_info): Update.
17489 * stmt.c (expand_case): Do not call squeeze_notes.
17491 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17498 * c.opt (Wtype-limits): New.
17499 * doc/invoke.texi (Wtype-limits): Document it.
17500 (Wextra): Enabled by -Wextra.
17501 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17502 * c-common.c (shorten_compare): Warn with Wtype-limits.
17504 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17506 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17507 inlined function, not as a macro.
17508 (_mm_alignr_pi8): Ditto.
17509 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17510 (_mm_inserti_si64): Ditto.
17511 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17512 (_mm_extract_epi16): Ditto.
17513 (_mm_insert_epi16): Ditto.
17514 (_mm_shufflehi_epi16): Ditto.
17515 (_mm_shufflelo_epi16): Ditto.
17516 (_mm_shuffle_epi32): Ditto.
17517 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17518 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17520 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17522 (_m_to_float): Use C89 compatible assignment.
17524 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17527 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17529 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17532 * doc/invoke.texi (Wreturn-type): Complete description.
17533 (Wextra): Delete item about return-type warning.
17534 * c-decl.c: Delete redundant Wextra warning.
17536 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17539 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17540 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17541 inlined function, not as a macro.
17542 (_mm_prefetch): Ditto.
17543 (_m_pextrw): Ditto.
17544 (_mm_insert_pi16): Ditto.
17545 (_m_pinsrw): Ditto.
17546 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17547 (_m_pshufw): Ditto. Add const to __N argument.
17548 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17549 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17550 (_mm_slli_epi32): Ditto.
17551 (_mm_srli_si128): Implement as always inlined function, not as a
17552 macro. Add __inline to function declaration.
17553 (_mm_slli_si128): Ditto.
17555 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17557 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17558 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17560 (struct fenv): New structure.
17561 (FP_HANDLE_EXCEPTIONS): New define.
17562 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17563 (_FP_DECL_EXP): New define.
17564 (FP_INIT_ROUNDMODE): New define.
17565 (FP_ROUNDMODE): New define.
17567 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17569 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17570 (Wconversion): Update description.
17571 (Wconversion-sign): New.
17572 * c.opt (Wconversion-sign): New.
17573 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17574 means disabled for C++. Otherwise, take the status of Wconversion.
17575 * c-common.c (conversion_warning): Warn with either Wconversion or
17577 (warnings_for_convert_and_check): Conditions are already checked by
17578 conversion_warning.
17579 (convert_and_check): Don't check warnings if the conversion failed.
17581 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17582 Anatoly Sokolov <aesok@dol.ru>
17584 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17585 avr_epilogue_uses) : Add declaration.
17586 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17587 * config/avr/constraints.md (R): New constraint.
17588 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17589 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17590 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17591 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17592 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17593 call_prologue_saves, epilogue_restores, return_from_epilogue,
17594 return_from_main_epilogue, return_from_interrupt_epilogue,
17595 return_from_naked_epilogue, prologue, epilogue): New patterns.
17596 (jump): Handle symbol reference.
17597 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17598 avr_output_function_prologue, avr_output_function_epilogue): Remove
17600 (avr_init_machine_status, expand_prologue, expand_epilogue,
17601 avr_asm_function_end_prologue, avr_epilogue_uses,
17602 avr_asm_function_begin_epilogue): New functions.
17603 (prologue_size, epilogue_size, jump_tables_size): Remove global
17605 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17606 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17607 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17608 (avr_override_options): Initialise init_machine_status.
17609 (output_movhi): Handle all stack pointer loads.
17610 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17611 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17612 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17613 (EPILOGUE_USES) Redefine.
17614 (machine_function) Declare.
17616 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17618 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17619 Use a single return statement.
17621 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17623 PR middle-end/30250
17624 * builtins.c (do_mpfr_lgamma_r): New.
17625 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17626 * tree.h (CASE_FLT_FN_REENT): New.
17628 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17630 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17631 (output_die): Use 'unsigned long' with %x.
17632 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17633 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17634 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17636 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17638 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17643 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17644 true if function has no argument.
17646 2007-05-18 DJ Delorie <dj@redhat.com>
17648 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17649 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17651 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17653 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17654 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17655 count_trailing_zeros.
17656 (__i386__): Implement count_leading_zeros using __builtin_clz().
17657 Implement count_trailing_zeros usign __builtin_ctz().
17659 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17661 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17663 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17665 PR middle-end/31344
17666 * expr.c (emit_move_change_mode): Change mode of push operands here.
17668 2007-05-17 Ian Lance Taylor <iant@google.com>
17670 PR tree-optimization/31953
17671 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17672 Change all callers.
17673 (set_value_range_to_null): Call set_value_range_to_value.
17674 (extract_range_from_comparison): Likewise.
17676 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17678 * toplev.c (print_version): Output GMP/MPFR version info.
17680 * builtins.c (CASE_MATHFN_REENT): New macro.
17681 (mathfn_built_in): Use it.
17682 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17683 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17684 BUILT_IN_LGAMMAL_R): New.
17685 * doc/extend.texi: Document new builtins.
17687 PR middle-end/31796
17688 * builtins.c (do_mpfr_remquo): New.
17689 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17690 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17692 PR middle-end/30251
17693 * builtins.c (fold_builtin_1): Handle y0, y1.
17694 (fold_builtin_2): Handle yn.
17696 PR middle-end/30251
17697 * builtins.c (do_mpfr_bessel_n): New.
17698 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17699 (fold_builtin_2): Handle BUILT_IN_JN.
17701 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17704 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17705 TYPE_PRECISION (intmax_type_node).
17707 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17710 * reload.c (subst_reloads): Remove checking.
17712 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17714 PR rtl-optimization/31691
17715 * combine.c (simplify_set): Build a new src pattern instead of
17716 substituting its operands in the COMPARE case.
17718 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17720 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17721 (execute_vrp): Preserve loops through jump threading.
17722 * tree-ssa-threadupdate.c (thread_single_edge,
17723 dbds_continue_enumeration_p, determine_bb_domination_status,
17724 thread_through_loop_header): New functions.
17725 (create_edge_and_update_destination_phis,
17726 create_edge_and_update_destination_phis): Set loops for the new blocks.
17727 (prune_undesirable_thread_requests): Removed.
17728 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17730 (thread_block): Do not call prune_undesirable_thread_requests.
17732 (mark_threaded_blocks): Select edges to thread here.
17733 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17734 Thread edges through loop headers independently.
17735 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17736 * tree-pass.h (TODO_mark_first_instance): New.
17737 (first_pass_instance): Declare.
17738 * cfghooks.c (duplicate_block): Put the block to the original loop
17739 if copy is not specified.
17740 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17741 jump threading. Pass may_peel_loop_headers to
17742 thread_through_all_blocks according to first_pass_instance.
17743 * cfgloop.h (create_preheader): Declare.
17744 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17745 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17746 * passes.c (first_pass_instance): New variable.
17747 (next_pass_1): Set TODO_mark_first_instance.
17748 (execute_todo): Set first_pass_instance.
17750 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17752 PR tree-optimization/24659
17753 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17754 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17755 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17756 OTI_vec_pack_ufix_trunc.
17757 (vec_unpacks_float_hi_optab): Define new macro.
17758 (vec_unpacks_float_lo_optab): Ditto.
17759 (vec_unpacku_float_hi_optab): Ditto.
17760 (vec_unpacku_float_lo_optab): Ditto.
17761 (vec_pack_sfix_trunc_optab): Ditto.
17762 (vec_pack_ufix_trunc_optab): Ditto.
17763 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17764 and vec_pack_[s|u]fix_trunc_optab using
17765 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17766 * tree-vectorizer.c (supportable_widening_operation): Handle
17767 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17768 (supportable_narrowing_operation): New function.
17769 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17770 * tree-vect-transform.c (vectorizable_conversion): Handle
17771 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17772 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17773 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17774 to check for target support.
17775 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17776 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17777 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17778 for VEC_PACK_FIX_TRUNC_EXPR.
17779 (expand_binop): Special case mode of the result for
17780 vec_pack_[u|s]fix_trunc_optab.
17781 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17782 vec_pack_[u|s]fix_trunc_optab.
17784 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17785 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17786 * tree-pretty-print.c (dump_generic_node): Handle
17787 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17788 VEC_PACK_FIX_TRUNC_EXPR.
17790 * expr.c (expand_expr_real_1): Ditto.
17791 * tree-inline.c (estimate_num_insns_1): Ditto.
17792 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17794 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17795 (vec_unpacks_float_lo_v8hi): Ditto.
17796 (vec_unpacku_float_hi_v8hi): Ditto.
17797 (vec_unpacku_float_lo_v8hi): Ditto.
17798 (vec_unpacks_float_hi_v4si): Ditto.
17799 (vec_unpacks_float_lo_v4si): Ditto.
17800 (vec_pack_sfix_trunc_v2df): Ditto.
17802 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17804 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17805 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17806 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17807 [vec_pack_ufix_trunc]: Ditto.
17808 [vec_unpacks_float_hi]: Ditto.
17809 [vec_unpacks_float_lo]: Ditto.
17810 [vec_unpacku_float_hi]: Ditto.
17811 [vec_unpacku_float_lo]: Ditto.
17813 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17815 * soft-fp/README: Update for new files.
17816 * soft-fp/floattisf.c: New file.
17817 * soft-fp/floattidf.c: New file.
17818 * soft-fp/floattitf.c: New file.
17819 * soft-fp/floatuntisf.c: New file.
17820 * soft-fp/floatuntidf.c: New file.
17821 * soft-fp/floatuntitf.c: New file.
17822 * soft-fp/fixsfti.c: New file.
17823 * soft-fp/fixdfti.c: New file.
17824 * soft-fp/fixtfti.c: New file.
17825 * soft-fp/fixunssfti.c: New file.
17826 * soft-fp/fixunsdfti.c: New file.
17827 * soft-fp/fixunstfti.c: New file.
17828 * soft-fp/extendxftf.c: New file.
17829 * soft-fp/trunctfxf.c: New file.
17831 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17832 (__trunctfxf2): Ditto.
17834 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17835 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17836 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17837 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17838 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17839 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17841 * config/i386/t-fprules-softfp64: New file.
17842 * config/i386/sfp-machine.h: New file.
17843 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17844 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17845 and soft-fp/t-softfp to tmake_file.
17846 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17847 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17849 * config/i386/t-linux64 (softfp_wrap_start): New.
17850 (softfp_wrap_end): New.
17851 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17852 supported for TARGET_64BIT.
17854 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17856 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17857 c_common_unsigned_type behavior.
17859 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17861 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17864 2007-05-16 Eric Christopher <echristo@apple.com>
17866 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17867 saving after stack push. Set sp_offset whenever we push.
17868 (rs6000_emit_epilogue): Move altivec register restore before
17871 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17873 * configure.ac: Allow sysroots to be relocated under $prefix as
17874 well as $exec_prefix.
17875 * configure: Regenerate.
17877 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17881 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17883 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17884 (gcc_tooldir): Likewise.
17885 * configure: Regenerate.
17886 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17887 old configure.ac gcc_tooldir setting.
17888 (prefix_to_exec_prefix): New variable.
17889 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17890 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17892 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17894 * c-typeck.c (build_binary_op): Return early for error.
17896 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17898 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17899 struct nb_iter_bound.
17900 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17901 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17902 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17903 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17904 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17905 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17906 (del_scev_info): Use ggc_free.
17907 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17908 * loop-init.c: Include ggc.h.
17909 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17910 (loop_optimizer_finalize): Use ggc_free.
17911 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17912 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17913 pass_iv_optimize): Add TODO_ggc_collect.
17914 * function.h (struct function): Remove skip marker from
17916 * cfgloop.c: Include ggc.h.
17917 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17919 (establish_preds): Vector superloops is gc allocated.
17920 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17922 (flow_loops_find): Vector larray is gc allocated.
17923 (loop_exit_free): Use ggc_free.
17924 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17925 that head of exits list is now not a part of struct loop.
17926 (record_loop_exits): Allocate exits table in gc memory.
17927 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17928 that head of exits list is now not a part of struct loop.
17929 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17930 struct loop_exit): Add GTY marker.
17931 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17932 Add skip marker to aux field. Make head of exits list a separate
17934 (struct loops): Add GTY marker. Make larray vector gc allocated.
17935 Add param marker to exits table.
17936 (get_loops): Type changed.
17937 * Makefile.in (tree-scalar-evolution.o): Add
17938 gt-tree-scalar-evolution.h dependency.
17939 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17940 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17941 * basic-block.h (struct basic_block_def): Remove skip marker from
17944 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17946 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17947 of 0 in the call to expand_expr().
17948 (expand_builtin_mathfn_3): Ditto.
17949 (expand_builtin_interclass_mathfn): Ditto.
17950 (expand_builtin_cexpi): Ditto.
17951 (expand_builtin_int_roundingfn): Ditto.
17952 (expand_builtin_int_roundingfn_2): Ditto.
17953 (expand_builtin_pow): Ditto.
17954 (expand_builtin_powi): Ditto.
17955 (expand_builtin_bswap): Ditto.
17956 (expand_builtin_unop): Ditto.
17957 (expand_builtin_fabs): Ditto.
17958 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17959 the call to expand_expr().
17960 (expand_builtin_sync_operation): Ditto.
17961 (expand_builtin_compare_and_swap): Ditto.
17962 (expand_builtin_lock_test_and_set): Ditto.
17963 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17964 instead of 0 in the call to expand_expr().
17965 (expand_builtin_extract_return_addr): Ditto.
17966 (expand_builtin_eh_return): Ditto.
17967 (expand_eh_return): Ditto.
17968 * explow.c (expr_size): Ditto.
17969 * expr.c (optimize_bitfield_assignment_op): Ditto.
17970 (expand_assignement): Ditto.
17971 (store_expr): Ditto.
17972 (store_field): Ditto.
17973 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17974 the call to expand_expr().
17975 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17976 in the call to expand_expr().
17977 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17978 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17979 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17981 * optabs.c (expand_vec_shift_expr): Ditto.
17982 (expand_vec_cond_expr): Ditto.
17983 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17984 call to expand_expr().
17985 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17986 in the call to expand_expr().
17988 2007-05-14 Dave Korn <dave.korn@artimi.com>
17990 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17992 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17994 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17995 instead of c_common_unsigned_type.
17996 (c_common_unsigned_type): Remove.
17997 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17998 c_common_unsigned_type.
17999 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18000 c_common_unsigned_type.
18001 * c-common.h (c_common_unsigned_type): Remove.
18002 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18003 c_common_unsigned_type.
18004 * c-format.c (check_format_types): Use unsigned_type_for instead of
18005 c_common_unsigned_type.
18006 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18007 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18008 of c_common_unsigned_type.
18009 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18010 lang_hooks.types.unsigned_type.
18011 * expmed.c (make_tree): Use unsigned_type_for instead of
18012 lang_hooks.types.unsigned_type.
18013 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18014 lang_hooks.types.unsigned_type.
18015 (build_range_check): Likewise.
18016 (fold_unary): Likewise.
18017 (fold_binary): Likewise.
18018 (fold_ternary): Likewise.
18019 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18020 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18021 * tree.c (get_unsigned_type): New.
18022 (unsigned_type_for): Use get_unsigned_type instead of
18023 lang_hooks.types.unsigned_type.
18025 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18027 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18028 to m68k_get_function_kind. Update its prototype.
18029 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18031 (m68k_interrupt_function_p): Return enum m68k_function_type
18032 instead of bool. Rename to m68k_get_function_kind.
18033 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18034 target is not fido.
18035 (m68k_compute_frame_layout): Don't mark any register for save
18036 if an interrupt_thread attribute is specified.
18037 (m68k_hard_regno_rename_ok): Update a use of
18038 m68k_interrupt_function_p.
18039 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18040 m68k_interrupt_function_p.
18041 (m68k_function_type): New.
18042 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18043 for a function with an interrupt_thread attribute.
18044 * doc/extend.texi: Document the interrupt_thread attribute.
18046 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18048 Fix PR tree-optimization/31911
18049 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18050 if they didn't change the expression.
18052 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18054 * tree-scalar-evolution.c (resolve_mixers): Exported.
18055 * tree-scalar-evolution.h (resolve_mixers): Declare.
18056 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18057 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18058 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18059 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18060 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18061 strip_conversion, analyze_offset_expr, address_analysis,
18062 object_analysis, analyze_offset): Removed.
18063 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18064 split_constant_offset, canonicalize_base_object_address,
18065 object_address_invariant_in_loop_p, disjoint_objects_p,
18066 dr_may_alias_p, dr_address_invariant_p): New functions.
18067 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18068 and dr_analyze_alias.
18069 (initialize_data_dependence_relation): Use dr_may_alias_p
18070 and object_address_invariant_in_loop_p.
18071 (compute_self_dependence): Handle the case when
18072 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18073 (find_data_references_in_stmt): Restrict the analysis of data
18074 references to the given loop nest.
18075 (find_data_references_in_loop): Made static. Pass loop nest to
18076 find_data_references_in_stmt.
18077 (compute_data_dependences_for_loop): Use DR_VOPS.
18078 (free_data_ref): Free DR_VOPS.
18079 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18080 (struct innermost_loop_behavior): ... new.
18081 (struct base_object_info): Replaced by ...
18082 (struct indices): ... new.
18083 (struct dr_alias): New.
18084 (enum data_ref_type): Removed.
18085 (struct data_reference): Consist of struct innermost_loop_behavior,
18086 struct indices and struct dr_alias.
18087 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18088 (DR_MEMTAG): Renamed to ...
18089 (DR_SYMBOL_TAG): ... this.
18090 (find_data_references_in_loop): Declaration removed.
18091 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18092 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18093 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18094 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18096 2007-05-13 Revital Eres <eres@il.ibm.com>
18098 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18099 which walks virtual def-use chains to find redundant stores.
18100 (dse_optimize_stmt): Call it.
18102 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18104 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18105 * passes.c (init_optimization_passes): Move pass_jump_bypass
18108 * basic-block.h (bb_has_eh_pred): Fix style issue.
18110 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18112 PR rtl-optimization/31848
18113 * loop-invariant.c (move_invariant_reg): If we move an insn
18114 with a REG_EQUAL note, and that insn is not always executed,
18115 remove the REG_EQUAL note.
18117 2007-05-12 Richard Guenther <rguenther@suse.de>
18119 PR tree-optimization/31797
18120 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18121 propagate into a stmt that has volatile ops.
18123 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18125 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18126 (gcc_tooldir): Likewise.
18127 * configure: Regenerate.
18128 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18129 old configure.ac gcc_tooldir setting.
18130 (prefix_to_exec_prefix): New variable.
18131 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18132 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18134 2007-05-11 Silvius Rus <rus@google.com>
18136 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18137 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18138 * c-common.h (strict_aliasing_warning): Change return type.
18139 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18140 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18141 (build_c_cast): Condition call to strict_aliasing_warning.
18142 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18143 * flags.h (set_Wstrict_aliasing): Declare.
18144 * opts.c (set_Wstrict_alising): Define, add call to.
18145 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18146 * tree-ssa-alias-warnings.c: New file.
18147 * tree-ssa-alias.c (compute_may_aliases): Add call to
18148 strict_aliasing_warning_backend.
18150 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18152 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18153 Use loop_depth and loop_outer accessor functions.
18154 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18155 determine_invariantness_stmt, move_computations_stmt): Ditto.
18156 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18157 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18158 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18159 * tree-scalar-evolution.c (interpret_loop_phi,
18160 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18161 instantiate_parameters_1, scev_const_prop): Ditto.
18162 * cfghooks.c (make_forwarder_block): Ditto.
18163 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18164 * modulo-sched.c (loop_canon_p): Ditto.
18165 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18166 slpeel_can_duplicate_loop_p): Ditto.
18167 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18168 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18169 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18170 cancel_loop, verify_loop_structure): Ditto.
18171 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18172 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18173 superloops vector instead of "pred" array.
18174 (establish_preds): Take father loop as an argument. Initialize the
18176 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18177 Do not initialize loop->outer.
18178 (flow_loop_tree_node_remove): Truncate the superloops vector.
18179 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18180 "pred" merged to "superloops" vector.
18181 (loop_depth, loop_outer): New.
18182 (fel_init): Use loop_outer.
18184 2007-05-11 Jan Hubicka <jh@suse.cz>
18186 * cgraphunit.c: Include gt-cgraphunit.h
18187 (static_ctors, static_dtors): New static vars.
18188 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18189 based on implementation in c-common.c
18190 (cgraph_finalize_function): Call record_cdtor_fn.
18191 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18192 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18193 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18194 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18195 build_cdtor, c_build_cdtor_fns): Remove.
18196 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18197 c_build_cdtor_fns): Remove prototype.
18199 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18202 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18203 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18204 * builtins.c (fold_builtin_memchr): New.
18205 (expand_builtin_memchr): Call the latter.
18206 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18207 * doc/extend.texi ([Other built-in functions provided by GCC]):
18210 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18212 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18213 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18214 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18215 PFPO_OP1_TYPE_SHIFT): Constants added.
18216 (DFP_ALL): Mode macro defined.
18217 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18218 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18219 Insn definitions added.
18220 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18221 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18224 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18226 PR tree-optimization/31885
18227 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18228 NULL_TREE to be undetermined.
18229 (automatically_generated_chrec_p): Return false for NULL.
18231 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18233 * config/bfin/bfin.h (MOVE_RATIO): Define.
18235 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18237 * config.gcc (sparc-wrs-vxworks): New target.
18238 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18239 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18240 * config/sparc/sparc.h: Include vxworks-dummy.h.
18241 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18242 include LABEL_REFs too.
18243 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18244 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18246 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18248 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18249 (sparc_emit_call_insn): New function.
18250 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18251 functions when generating VxWorks PIC.
18252 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18253 (call, call_value): Use sparc_emit_call_insn instead of
18256 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18258 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18260 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18262 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18263 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18264 split_double instead of operand_subword.
18266 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18268 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18269 * config/bfin/bfin.c (bfin_local_alignment): New function.
18270 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18272 2007-05-08 Chao-ying Fu <fu@mips.com>
18274 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18275 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18276 (smsub_widen_optab, umsub_widen_optab): Define.
18277 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18279 * genopinit.c (optabs): Fill in smsub_widen_optab and
18281 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18282 and umsub_widen_optab to implement multiply-subtract sequences.
18283 * config/mips/mips.md (*msac<u>_di): Rename to...
18284 (<u>msubsidi4): ...this. Extend condition to include
18285 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18286 of operand 0 to "ka" and use the three-operand form of msub<u>
18288 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18291 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18293 PR rtl-optimization/28011
18294 * reload.c (push_reload): Set dont_share if IN appears in OUT
18295 also when IN is a PLUS rtx.
18296 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18299 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18301 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18302 call unshare_all_decls.
18303 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18304 (unshare_all_decls): Remove.
18306 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18309 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18312 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18313 Nigel Stephens <nigel@mips.com>
18315 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18316 Update comments and all uses.
18317 (MIN_FPRS_PER_FMT): Define.
18318 * config/mips/mips.c (function_arg): Fix to correctly handle
18319 the -mips32r2 -mfp64 -mabi=32 case.
18320 (override_options): Enable use of odd-numbered registers for
18321 SFmode values on MIPS32.
18322 (mips_save_reg_p): Save whole floating-point register pair if
18323 either half is used.
18324 (compute_frame_size): Fix comment.
18326 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18328 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18329 argument of type bool.
18330 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18331 argument. Safely select temporary P register according to it.
18332 (do_link): Change call site of add_to_reg accordingly.
18333 (do_unlink): Add epilogue_p as a fourth argument and pass it
18335 (expand_interrupt_handler_epilogue): Change call of do_unlink
18337 (bfin_expand_prologue): Add a third argument sibcall_p.
18338 * config/bfin/bfin.md (epilogue): Change call of
18339 bfin_expand_epilogue accordingly.
18340 (sibcall_epilogue): Likewise.
18341 (eh_return_internal): Likewise.
18343 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18344 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18345 * config/bfin/bfin.c (bfin_handle_option): Handle
18346 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18347 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18348 Support bf534, bf536 and bf561.
18349 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18351 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18354 * config/i386/i386.c (ix86_function_regparm): Process local
18355 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18357 2007-05-07 Mike Stump <mrs@apple.com>
18359 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18360 also checks for and while statements in C++.
18362 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18364 * gcc.c (at_file_supplied): New variable.
18365 (main): Set it if we expanded argv.
18366 (do_spec_1): Pass an @-file to the linker if we were called with
18367 an @-file argument and HAVE_GNU_LD.
18368 * collect2.c (at_file_supplied): New variable.
18369 (response_file): New variable.
18370 (collect_exit): Unlink response_file if necessary.
18371 (handler): Likewise.
18372 (do_wait): Likewise.
18373 (main): Set at_file_supplied if we expanded argv.
18374 (collect_execute): Pass an @-file to subprocesses if we were called
18375 with an @-file argument.
18376 * configure.ac: Add define for HAVE_GNU_LD.
18377 * configure: Regenerate.
18378 * config.in: Regenerate.
18380 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18382 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18383 operand to HI mode.
18388 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18390 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18391 (TARGET_ENCODE_SECTION_INFO): Re-define.
18392 (m32c_encode_section_info): New
18393 (function_vector_handler): New
18394 (current_function_special_page_vector): New
18395 (m32c_special_page_vector_p): New.
18396 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18398 * config/m32c/jump.md: Added instruction JSRS for functions
18399 with attribute "function_vector".
18400 * doc/extend.texi (function_vector): Added description
18401 for M16C, M32C targets.
18403 2007-05-07 DJ Delorie <dj@redhat.com>
18406 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18407 ashrpsi3, lshrpsi3): Update shift count constraint.
18409 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18410 Nathan Froyd <froydnj@codesourcery.com>
18413 * c-incpath.c (add_path): Strip trailing path separators.
18415 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18417 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18418 Free dominance info before purging EH edges.
18419 (eliminate_degenerate_phis): Likewise.
18420 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18422 2007-05-07 Jan Hubicka <jh@suse.cz>
18424 * gimplify.c (gimplify_expr): Do not crash when folding
18425 (void *)(int)&a + 4.
18427 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18430 * c-opts.c (lang_fortran): Make it non static.
18431 * c-common.h (lang_fortran): New prototype.
18432 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18433 -lang-fortran option was passed by the driver.
18435 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18437 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18438 of ASSERT_CHECKING. Tweak message.
18440 2007-05-06 Revital Eres <eres@il.ibm.com>
18443 * loop-unroll.c (insert_var_expansion_initialization):
18444 Initialize the expansions with -zero instead of +zero.
18446 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18448 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18449 into pic and non-pic versions. Mark r19 as used for
18450 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18451 for tgd_load, tld_load and tie_load .
18452 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18453 version of tgd_load, tld_load and tie_load depending on the
18456 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18457 Jakub Jelinek <jakub@redhat.com>
18459 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18460 (__do_global_dtors_aux): Use more paranoid loop to run
18461 destructors if HIDDEN_DTOR_LIST_END.
18462 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18464 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18466 * varasm.c (align_variable): Don't increase alignment for
18467 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18468 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18470 2007-05-04 Josh Conner <jconner@apple.com>
18472 * basic-block.h (cdi_direction): Assign values to all enumeration
18474 (dom_computed): Remove.
18475 (dom_info_state): New.
18476 (set_dom_info_availability): New.
18477 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18478 walk_data.dom_direction.
18479 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18480 instead of dom_computed[].
18481 (split_edge): Likewise.
18482 (create_basic_block): Likewise.
18483 (merge_blocks): Likewise.
18484 * ifcvt.c (find_if_header): Likewise.
18485 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18486 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18487 * tree-ssa.c (verify_ssa): Likewise.
18488 * tree-cfg.c (tree_verify_flow_info): Likewise.
18489 (remove_edge_and_dominated_blocks): Likewise.
18490 * dominance.c (dom_computed): Make static.
18491 (calc_dfs_tree_nonrec): Change third param to a bool.
18492 (calc_dfs_tree): Change second param to a bool.
18493 (calc_idioms): Change second param to a bool. Use
18494 dom_convert_dir_to_idx.
18495 (init_dom_info): Validate dir before using.
18496 (dom_convert_dir_to_idx): New.
18497 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18498 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18499 (free_dominance_info): Use dom_convert_dir_to_idx.
18500 (get_immediate_dominator): Likewise.
18501 (set_immediate_dominator): Likewise.
18502 (get_dominated_by): Likewise.
18503 (redirect_immediate_dominators): Likewise.
18504 (nearest_common_denominator): Likewise.
18505 (dominated_by_p): Likewise.
18506 (bb_dom_dfs_in): Likewise.
18507 (bb_dom_dfs_out): Likewise.
18508 (recount_dominator): Likewise.
18509 (iterate_fix_dominators): Likewise.
18510 (add_to_dominance_info): Likewise.
18511 (delete_from_dominance_info): Likewise.
18512 (first_dom_son): Likewise.
18513 (next_dom_son): Likewise.
18514 (dom_info_available_p): Likewise.
18515 (dom_info_state): New.
18516 (set_dom_info_availability): New.
18518 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18520 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18522 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18524 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18526 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18527 (subdi3, subdi_carry): Delete.
18529 2007-05-04 Jan Hubicka <jh@suse.cz>
18530 Richard Guenther <rguenther@suse.de>
18532 * opts.c (decode_options): Do not fiddle with inlining
18533 parameters in case of optimizing for size.
18534 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18535 for size do nothing.
18536 (cgraph_decide_inlining_of_small_function): When optimizing for
18537 size never inline functions increasing caller size.
18538 (cgraph_early_inlining): Inline for size when optimizing for size.
18540 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18542 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18543 logical operations piecewise.
18544 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18545 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18546 subdi_sesidi_di): Delete.
18547 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18548 the generated sequence. Allow three-reg add in constraints. Rewrite
18549 the rtl expression for carry to avoid zero_extend of a constant.
18550 (sub_with_carry): New pattern.
18551 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18552 different sequence not involving jumps.
18553 (notbi): Now a named pattern.
18555 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18557 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18558 Add the note about a significant loss of accuracy of some
18559 mathematical routines when these options are used.
18561 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18563 * haifa-sched.c (rtx_vec_t): New typedef.
18564 (contributes_to_priority_p): Extract piece of priority () into new
18566 (priority): Use the function. Add assertion.
18567 (rank_for_schedule, set_priorities): Add assertion to check that
18568 insn's priority is initialized.
18569 (clear_priorities, calc_priorities): Change signature. Make it update
18570 all relevant insns. Update all callers ('add_to_speculative_block ()'
18571 and 'create_block_check_twin ()').
18572 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18573 Add new field 'priority_status'.
18574 (INSN_PRIORITY_STATUS): New macro.
18575 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18577 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18579 * sched-ebb.c (debug_ebb_dependencies): New static function.
18580 (init_ready_list): Use it.
18582 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18583 with changed signature and 'debug_rgn_dependencies ()'.
18584 (debug_rgn_dependencies): New static function.
18585 (init_ready_list): Use it.
18587 * sched-int.h (debug_dependencies): Declare.
18589 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18591 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18593 2007-05-04 Dirk Mueller <dmueller@suse.de>
18595 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18597 2007-05-03 Jan Hubicka <jh@suse.cz>
18599 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18600 ((T1)X op (T1)Y), for pointer type in more cases than before.
18602 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18604 * tree-object-size.c (plus_expr_object_size): When operand size is
18605 unknown, return unknown.
18607 2007-05-03 Dirk Mueller <dmueller@suse.de>
18609 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18611 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18614 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18616 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18618 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18620 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18622 * config/soft-fp/double.h, config/soft-fp/extended.h,
18623 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18624 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18625 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18626 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18629 2007-05-03 Ian Lance Taylor <iant@google.com>
18631 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18632 MASK_PPC_GFXOPT for 8540 or 8548.
18634 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18636 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18637 vect_print_dump_info() to output debug information.
18639 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18642 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18643 operands of size 2 when operand is not MEM_P.
18645 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18647 PR tree-optimization/30565
18648 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18650 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18652 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18653 (umulsi3_highpart): Use them.
18654 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18655 for final accumulator to D regisster tranfser.
18657 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18659 PR tree-optimization/31699
18660 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18662 (vect_enhance_data_refs_alignment): Compute peel amount using
18663 TYPE_VECTOR_SUBPARTS instead of vf.
18664 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18666 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18669 * system.h: Remove inclusion of double-int.h
18670 * tree.h: Include double-int.h
18671 * gengtype.c: Likewise
18672 * cfgloop.h: Likewise
18673 * Makefile.in: Adjust dependencies on double-int.h
18675 2007-05-02 Eric Christopher <echristo@apple.com>
18677 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18678 -shared to -Zdynamiclib.
18680 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18683 * c-common.c (strip_pointer_or_array_types): New function.
18684 * c-common.h (strip_pointer_or_array_types): New function declaration.
18686 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18688 PR tree-optimization/31771
18689 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18691 2007-05-02 Paul Brook <paul@codesourcery.com>
18693 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18695 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18697 PR middle-end/29715
18698 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18701 2007-05-02 Nick Clifton <nickc@redhat.com>
18703 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18705 2007-05-02 Richard Guenther <rguenther@suse.de>
18707 PR tree-optimization/31146
18708 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18709 argument, single_use_p. If we have a single use that is
18710 a conversion to the definition rhs type, propagate that rhs.
18711 (forward_propagate_addr_expr): Pass single_use_p argument
18712 to forward_propagate_addr_expr_1.
18714 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18716 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18719 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18721 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18722 'AMD Family 10 core'.
18724 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18726 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18727 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18728 with SSE3 instruction set support.
18729 * doc/invoke.texi: Likewise.
18731 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18733 * config/i386/i386.c (override_options): Tuning 32-byte loop
18734 alignment for amdfam10 architecture. Increasing the max loop
18735 alignment to 24 bytes.
18737 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18739 * config/m68k/constraints.md: New.
18740 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18741 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18742 EXTRA_CONSTRAINT): Remove.
18743 * config/m68k/m68k.md: Include constraints.md.
18744 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18746 2007-05-01 Ian Lance Taylor <iant@google.com>
18748 PR tree-optimization/31739
18749 * tree-vrp.c (vrp_val_is_max): New static function.
18750 (vrp_val_is_min): New static function.
18751 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18753 (set_value_range): Use vrp_val_is_{max,min}.
18754 (extract_range_from_assert): Likewise.
18755 (extract_range_from_binary_expr): Likewise.
18756 (extract_range_from_unary_expr): Likewise.
18757 (dump_value_range, vrp_meet): Likewise.
18758 (vrp_visit_phi_node): Likewise.
18759 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18761 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18763 * config/i386/gmon-sol2.c (size_t): New type.
18764 (intptr_t): Likewise.
18765 (s_textsize): Declare as size_t.
18767 (monstartup): Use size_t for sizes.
18768 (_mcount): Save and restore registers.
18769 (internal_mcount): Pass 0 as the first argument to monstartup
18771 (moncontrol): Convert pointer to appropriately sized integer
18772 before passing to profil.
18774 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18776 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18777 __NO_FPRS__, not just if _SOFT_DOUBLE.
18778 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18779 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18780 also for E500 double.
18781 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18782 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18785 2007-05-01 Richard Guenther <rguenther@suse.de>
18787 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18790 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18792 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18794 2007-05-01 Jan Hubicka <jh@suse.cz>
18796 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18799 2007-05-01 Jan Hubicka <jh@suse.cz>
18801 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18802 (maybe_fold_offset_to_reference): Declare.
18803 * fold-const.c (fold_unary): Do not fold
18804 (type *)&A into &A->field_of_type_and_offset_0
18805 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18806 size is unknown, give up.
18807 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18809 (maybe_fold_offset_to_reference): New.
18810 (maybe_fold_stmt_indirect): Use it.
18811 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18812 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18814 (gimplify_expr): Likewise for plus_expr.
18816 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18818 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18819 bsi_after_labels. Always insert statements before bsi.
18820 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18821 * predict.c (apply_return_prediction): Check for empty blocks.
18822 * cfgexpand.c (lab_rtx_for_bb): New variable.
18823 (label_rtx_for_bb): Do not create new tree labels.
18824 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18825 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18826 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18828 (label_for_bb): Add field used.
18829 (update_eh_label, main_block_label): Mark the label used.
18830 (cleanup_dead_labels): Remove unused labels.
18832 2007-05-01 Richard Guenther <rguenther@suse.de>
18834 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18835 if it is not about to be set.
18836 (get_value_range): Do not pre-allocate equiv bitmap.
18837 (update_value_range): No need to clear equiv field.
18838 (add_equivalence): Change prototype to get bitmap pointer.
18839 Allocate bitmap here if it is not already.
18840 (extract_range_from_assert): Do not allocate bitmap here.
18841 Update callers to add_equivalence.
18842 (extract_range_from_ssa_name): Likewise.
18843 (get_vr_for_comparison): New static helper.
18844 (compare_name_with_value): Handle NULL equiv bitmap by
18845 peeling the first iteration of the comparison loop.
18846 Use get_vr_for_comparison.
18847 (compare_names): Handle NULL equiv bitmaps by using fake
18848 ones. Use get_vr_for_comparison.
18850 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18852 * double-int.c (mpz_set_double_int): Moved from
18853 tree-ssa-loop-niter.c.
18854 (mpz_get_double_int): Likewise; also, add option to wrap
18855 out-of-range integers.
18856 * double-int.h: New prototypes for above.
18857 * tree.c (get_static_type_bounds): Moved from
18858 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18859 TYPE_MAX_VALUE if they exist..
18860 * tree.h: New prototype for above.
18861 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18862 get_type_bounds calls.
18863 (mpz_set_double_int): Move to double-int.c.
18864 (get_type_bounds): Move to tree.c, rename to
18865 get_static_type_bounds.
18866 (mpz_to_double_int): Move to double-int.c, rename to
18867 mpz_get_double_int.
18869 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18871 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18872 DIV0 exception can fall through to a normal return.
18874 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18876 PR middle-end/22156
18877 Temporarily revert:
18878 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18879 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18880 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18881 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18882 initialize align to silence bogus warning.
18883 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18884 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18886 (struct sra_walk_fns): Remove use_all parameter from use.
18887 (sra_hash_tree): Handle BIT_FIELD_REFs.
18888 (sra_elt_hash): Don't hash bitfld blocks.
18889 (sra_elt_eq): Skip them in parent compares as well. Handle
18891 (sra_walk_expr): Don't maintain or pass down use_all_p.
18892 (scan_use): Remove use_all parameter.
18893 (scalarize_use): Likewise. Re-expand assignment to
18894 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18895 output, and re-scalarize after output. Don't mark anything
18897 (scalarize_ldst): Adjust.
18898 (scalarize_walk_gimple_modify_statement): Likewise.
18899 (build_element_name_1): Handle BIT_FIELD_REFs.
18900 (instantiate_element): Don't warn for any element whose parent
18901 is used as a whole.
18902 (instantiate_missing_elements_1): Return the sra_elt.
18903 (canon_type_for_field): New.
18904 (try_instantiate_multiple_fields): New.
18905 (instantiate_missing_elemnts): Use them.
18906 (mark_no_warning): Removed.
18907 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18908 (REPLDUP, sra_build_elt_assignment): New.
18909 (generate_copy_inout): Use them.
18910 (generate_element_copy): Likewise. Handle bitfld differences.
18911 (generate_element_zero): Don't recurse for blocks. Use
18912 sra_build_elt_assignment.
18913 (generate_one_element_int): Take elt instead of var. Use
18914 sra_build_elt_assignment.
18915 (generate_element_init_1): Adjust.
18916 (scalarize_use, scalarize_copy): Use REPLDUP.
18917 (scalarize_ldst): Move assert before dereference.
18918 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18920 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18923 * tree.c (reconstruct_complex_type): Reconstruct a reference
18925 Also use the same mode for the pointer as the old pointer type.
18927 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18929 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18932 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18934 PR rtl-optimization/31676
18935 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18936 (df_refs_record): Call it.
18938 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18940 * rtl.def (SS_ABS): New code.
18941 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18942 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18943 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18944 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18945 (bfin_init_builtins): Define them.
18946 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18947 (bfin_expand_builtin): ... and handle the others here.
18948 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18949 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18950 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18951 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18952 operand is only HImode.
18954 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18956 * regclass.c (scan_one_insn): Remove splitting of
18959 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18960 Nigel Stephens <nigel@mips.com>
18962 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18964 2007-04-28 Jan Hubicka <jh@suse.cz>
18966 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18967 insn_locators_alloc instead of insn_locators_initialize;
18968 call reset_block_changes.
18969 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18970 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18971 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18972 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18973 * config/score/score.c (th_output_mi_thunk): Likewise.
18974 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18975 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18976 tolerate uninitialized locator info.
18979 * function.c (init_function_start): Don't init line number info.
18980 (expand_function_end): Update.
18981 (reset_block_changes, record_block_change, finalize_block_changes,
18982 check_block_change, free_block_changes): Kill.
18983 * function.h (reset_block_changes, record_block_change,
18984 finalize_block_changes, check_block_change, free_block_changes):
18986 (struct function): Remove ib_boundaries_block.
18987 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18988 Use curr_insn_locator to initialize locator.
18989 (emit_line_note): Remove.
18990 * cfgexpand.c (expand_gimple_cond_expr): Update.
18991 (construct_exit_block): Likewise.
18992 (tree_expand_cfg): Initialize/finalize locators.
18993 * expr.c (expand_expr_real): Update.
18994 * cfglayout.c (line_locators_locs, line_locators_lines,
18995 file_locators_locs, file_locators_files): Remove.
18996 (set_block_levels): Move to cfgexpand.c.
18997 (insn_locators_initialize): Remove.
18998 (pass_insn_locators_initialize): Remove.
18999 (locations_locators_locs, locations_locators_vals): New static vars.
19000 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19002 (insn_locators_alloc, insn_locators_finalize,
19003 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19005 (locator_location): New.
19006 (locator_line, locator_file): Rewrite.
19007 * rtl.h (emit_line_note): Kill.
19008 (insn_locators_alloc, insn_locators_finalize,
19009 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19011 * tree-inline.c (initialize_cfun): Do not initialize
19012 ib_boundaries_block.
19013 * passes.c (pass_insn_locators_initialize): Remove.
19015 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19017 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19018 info. Update last_basic_block correctly.
19020 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19023 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19024 register itself to hold the offset constant. Tell flow the use
19025 of r4 and r5 when they are used.
19027 2007-04-27 Richard Guenther <rguenther@suse.de>
19029 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19030 if we simplified anything.
19031 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19032 warnings until we did a simplification and the stmt was not
19033 marked as TREE_NO_WARNING.
19035 2007-04-27 Mike Stump <mrs@apple.com>
19037 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19039 2007-04-27 Ian Lance Taylor <iant@google.com>
19041 PR middle-end/31710
19042 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19043 TYPE_MAX_VALUE exist, convert them to the new type.
19045 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19047 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19048 if it claims to be available.
19049 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19050 edge is redirected.
19051 (perform_tree_ssa_dce): Always free postdominators.
19053 2007-04-27 Richard Henderson <rth@redhat.com>
19055 * config/alpha/predicates.md (aligned_memory_operand): Mark
19056 as define_special_predicate.
19057 (unaligned_memory_operand, normal_memory_operand): Likewise.
19058 (reg_or_unaligned_mem_operand): Remove.
19059 (any_memory_operand): Match the documentation and check for
19060 non-renumbered pseudos during reload.
19061 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19062 alpha_secondary_reload_class, update to new interface, make static.
19063 Handle CQImode like HImode. Remove FP subreg check.
19064 (alpha_expand_mov): Use replace_equiv_address.
19065 (alpha_expand_mov_nobwx): Use any_memory_operand.
19066 (TARGET_SECONDARY_RELOAD): New.
19067 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19068 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19069 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19070 * config/alpha/alpha.md: ... here.
19071 (RELOAD12, reloadmode): New.
19073 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19074 Don't handle the aligned case here.
19075 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19076 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19077 reload_inhi_help. Don't expect a scratch register.
19078 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19080 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19082 2007-04-27 Richard Guenther <rguenther@suse.de>
19084 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19086 2007-04-27 Richard Guenther <rguenther@suse.de>
19088 PR tree-optimization/30965
19089 PR tree-optimization/30978
19090 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19091 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19092 (find_equivalent_equality_comparison): Likewise.
19093 (simplify_cond): Likewise.
19094 (get_prop_source_stmt): New helper.
19095 (get_prop_dest_stmt): Likewise.
19096 (can_propagate_from): Likewise.
19097 (remove_prop_source_from_use): Likewise.
19098 (combine_cond_expr_cond): Likewise.
19099 (forward_propagate_comparison): New function.
19100 (forward_propagate_into_cond): Rewrite to use fold for
19102 (tree_ssa_forward_propagate_single_use_vars): Call
19103 forward_propagate_comparison to propagate comparisons.
19105 2007-04-27 Richard Guenther <rguenther@suse.de>
19107 PR tree-optimization/31715
19108 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19109 sure to do computation on the offset in an appropriate
19112 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19114 * reload.h (elimination_target_reg_p): Declare.
19115 * reload.c (find_reloads): Don't apply the reg_rtx move
19116 optimization if the SET_DEST satisfies elimination_target_reg_p.
19117 * reload1.c (elimination_target_reg_p): New function.
19118 (gen_reload): In the move/add2 fallback, make sure that op0
19119 does not overlap the destination register.
19121 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19123 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19124 transform only GIMPLE_MODIFY_STMTs.
19125 * tree-complex.c (expand_complex_operations_1): Ditto.
19126 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19127 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19128 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19130 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19131 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19132 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19133 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19134 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19135 slpeel_add_loop_guard): Ditto.
19136 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19137 * lambda-code.c (perfect_nestify): Ditto.
19138 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19139 before the first statement.
19140 * tree-optimize.c (execute_free_datastructures): Fix comments.
19141 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19142 * tree-flow.h (disband_implicit_edges): Declaration removed.
19143 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19145 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19146 COND_EXPRs without gotos.
19147 (disband_implicit_edges, has_label_p): Removed.
19148 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19149 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19151 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19153 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19154 also for COND_EXPRs.
19155 * cfgexpand.c (label_rtx_for_bb): New function.
19156 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19157 Use label_rtx_for_bb to find the labels.
19158 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19159 last block. Detect fallthru edges.
19161 2007-04-26 Ian Lance Taylor <iant@google.com>
19164 * reload.c (find_reloads_subreg_address): If the address was valid
19165 in the original mode but not in the new mode, reload the whole
19168 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19170 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19171 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19172 (cleanup_control_expr_graph): Do not invalidate dominance info.
19173 Record altered blocks.
19174 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19175 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19176 cleanup_tree_cfg_bb): New functions.
19177 (remove_forwarder_block): Do not maintain the worklist of blocks.
19178 Record altered blocks.
19179 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19180 not over whole cfg.
19181 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19182 delete_unreachable_blocks if dominators are not available.
19183 * tree-inline.c (optimize_inline_calls): Free dominance information
19185 * tree-flow.h (remove_edge_and_dominated_blocks,
19186 cfgcleanup_altered_bbs): Altered.
19187 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19189 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19191 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19192 do not invalidate dominators.
19194 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19196 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19197 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19198 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19199 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19201 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19203 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19205 2007-04-26 Richard Guenther <rguenther@suse.de>
19207 PR tree-optimization/31703
19208 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19209 the right type for the target of the bittest.
19211 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19213 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19214 ix86_sol10_return_in_memory.
19216 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19218 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19221 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19224 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19226 PR tree-optimization/30558
19227 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19228 clear this_state.prev_try.
19230 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19231 Mark Mitchell <mark@codesourcery.com>
19233 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19234 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19235 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19237 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19240 * doc/invoke.texi (%:print-asm-header): Document.
19241 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19243 (static_spec_functions): Add print-asm-header.
19244 (main): Print a banner before the --target-help linker options.
19245 (print_asm_header_spec_function): New function.
19247 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19250 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19251 (movsf_ie): Likewise.
19253 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19255 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19257 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19259 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19260 exception for divide-by-zero.
19261 (__umodsi3, __modsi3): Likewise.
19263 2007-04-25 Dirk Mueller <dmueller@suse.de>
19265 * c-typeck.c (build_compound_expr): Annotate warning()
19266 call with OPT_Wunused_value.
19267 * tree-ssa.c (warn_uninit): Annotate warning with
19269 * c-common.c (handle_sentinel_attribute): Annotate warning
19270 call with OPT_Wattributes.
19272 2007-04-25 Thiemo Seufer <ths@mips.com>
19274 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19275 (mips16): Fix typo.
19276 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19277 on to the assembler. Improve handling of -mno-mips16. Add handling
19278 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19279 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19280 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19281 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19283 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19286 * config/i386/winnt.c (i386_pe_file_end): Strip only
19287 USER_LABEL_PREFIX when writing export name.
19289 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19291 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19292 sh/elf.h, vx-common.h and vxworks.h.
19293 * config/sh/sh.h: Include config/vxworks-dummy.h.
19294 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19295 (OVERRIDE_OPTIONS): Use it.
19296 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19297 (vxworks_picreg): New pattern.
19298 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19299 VXWORKS_OS_CPP_BUILTINS.
19300 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19301 to their VXWORKS_* equivalents.
19302 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19303 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19304 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19305 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19306 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19307 -mrtp/-fPIC multilibs.
19308 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19309 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19310 (MULTILIB_OSDIRNAMES): Delete.
19312 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19315 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19317 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19319 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19320 rounding mode to be specified by the caller.
19321 (real_to_mpfr) Likewise.
19322 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19323 include new arguments.
19324 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19326 2007-04-24 Ian Lance Taylor <iant@google.com>
19328 PR tree-optimization/31605
19329 * tree-vrp.c (set_value_range): Check that min and max are not
19330 both overflow infinities.
19331 (set_value_range_to_value): New static function.
19332 (extract_range_from_binary_expr): Call set_value_range_to_value.
19333 (extract_range_from_cond_expr): Likewise.
19334 (extract_range_from_expr): Likewise.
19335 (extract_range_from_unary_expr): Likewise. Don't create a range
19336 which overflows on both sides.
19337 (vrp_meet): Check for a useless range.
19338 (vrp_visit_phi_node): If we see a constant which looks like an
19339 overflow infinity, turn off the TREE_OVERFLOW flag.
19341 2007-04-24 Ian Lance Taylor <iant@google.com>
19343 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19345 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19347 PR diagnostic/25923
19348 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19349 diagnostic message is being built.
19350 * tree-pretty-print.c (dump_generic_node): Only write the
19351 formatted text into BUFFER's stream if we are not building a
19352 diagnostic message.
19353 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19355 * Makefile.in (toplev.o): Depend on tree-pass.h.
19357 2007-04-24 Ian Lance Taylor <iant@google.com>
19359 PR tree-optimization/31602
19360 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19361 conditionals in the copied loop header.
19362 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19363 warnings if TREE_NO_WARNING is set.
19364 * doc/invoke.texi (Warning Options): Clarify that
19365 -Wstrict-overflow does not warn about loops.
19367 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19369 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19370 expand on the comment about _Decimal128 arguments and check the
19371 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19372 that _Decimal128 argument uses even/odd register pair.
19373 (function_arg): Ditto.
19375 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19377 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19378 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19380 2007-04-24 Richard Guenther <rguenther@suse.de>
19381 Olga Golovanevsky <olga@il.ibm.com>
19383 * fold-const.c (multiple_of_p): Check for bottom
19386 2007-04-24 Richard Henderson <rth@redhat.com>
19388 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19389 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19390 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19391 looking for non-zero bits shifted out. Avoid a recursive call
19392 when constructing the scalar.
19393 (__floatundisf): Likewise.
19395 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19397 * dwarf2out.c (field_byte_offset): Move the existing logic
19398 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19399 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19401 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19404 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19405 length argument of 0 for memset.
19406 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19407 unsigned shift instead of the signed variant.
19409 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19411 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19412 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19413 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19414 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19415 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19416 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19417 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19418 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19419 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19420 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19421 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19422 "mul<mode>3", "div<mode>3"): Insn definitions added.
19423 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19424 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19425 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19426 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19427 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19428 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19429 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19430 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19431 TARGET_FLOAT_FORMAT): Macro definitions removed.
19432 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19433 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19434 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19435 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19436 (s390_gen_rtx_const_DI): Function removed.
19437 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19439 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19441 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19442 over an external ffs function.
19444 2007-04-24 Chao-ying Fu <fu@mips.com>
19445 Richard Sandiford <richard@nildram.co.uk>
19447 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19448 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19449 (smadd_widen_optab, umadd_widen_optab): Define.
19450 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19452 * genopinit.c (optabs): Fill in smadd_widen_optab and
19454 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19455 and umadd_widen_optab to implement multiply-add sequences.
19456 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19457 (<u>maddsidi4): ...this. Extend condition to include
19458 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19459 of operand 0 to "ka" and use the three-operand form of madd<u>
19461 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19463 * config/mips/constraints.md (ka): New register constraint.
19465 2007-04-24 Jan Hubicka <j@suse.cz>
19469 2007-04-23 Jan Hubicka <jh@suse.cz>
19470 * function.c (init_function_start): Don't init line number info.
19471 (expand_function_end): Update.
19472 (reset_block_changes, record_block_change, finalize_block_changes,
19473 check_block_change, free_block_changes): Kill.
19474 * function.h (reset_block_changes, record_block_change,
19475 finalize_block_changes, check_block_change, free_block_changes):
19477 (struct function): Remove ib_boundaries_block.
19478 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19479 Use curr_insn_locator to initialize locator.
19480 (emit_line_note): Remove.
19481 * cfgexpand.c (expand_gimple_cond_expr): Update.
19482 (construct_exit_block): Likewise.
19483 (tree_expand_cfg): Initialize/finalize locators.
19484 * expr.c (expand_expr_real): Update.
19485 * cfglayout.c (line_locators_locs, line_locators_lines,
19486 file_locators_locs, file_locators_files): Remove.
19487 (set_block_levels): Move to cfgexpand.c.
19488 (insn_locators_initialize): Remove.
19489 (pass_insn_locators_initialize): Remove.
19490 (locations_locators_locs, locations_locators_vals): New static vars.
19491 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19493 (insn_locators_alloc, insn_locators_finalize,
19494 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19496 (locator_location): New.
19497 (locator_line, locator_file): Rewrite.
19498 * rtl.h (emit_line_note): Kill.
19499 (insn_locators_alloc, insn_locators_finalize,
19500 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19502 * tree-inline.c (initialize_cfun): Do not initialize
19503 ib_boundaries_block.
19504 * passes.c (pass_insn_locators_initialize): Remove.
19506 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19508 * doc/invoke.texi: Removed leading '-' from option index entries.
19510 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19512 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19514 (create_phi_node): Use set_phi_nodes.
19515 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19516 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19517 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19518 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19519 (bsi_start, bsi_last): Use bb_stmt_list.
19520 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19521 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19522 Traverse the statements using tsi iterator.
19523 * basic-block.h (struct basic_block_def): Fields stmt_list
19524 and phi_nodes moved to ...
19525 (struct tree_bb_info): ... new structure.
19526 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19527 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19528 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19529 (tree_verify_flow_info): Verify that il.tree is not set for
19530 entry and exit block.
19531 (tree_split_block): Use set_bb_stmt_list.
19533 2007-04-23 Mike Stump <mrs@apple.com>
19535 * config/i386/i386.c (ix86_tune_features
19536 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19539 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19541 * config/i386/i386.md (prefix_extra): New attribute.
19542 (length): Add prefix_extra.
19544 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19545 (sse2_movntv2di): Likewise.
19546 (sse2_cvtps2dq): Likewise.
19547 (sse2_cvtpd2pi): Likewise.
19548 (sse2_cvttpd2pi): Likewise.
19549 (*sse2_cvtpd2ps): Likewise.
19550 (*add<mode>3): Likewise.
19551 (sse2_ssadd<mode>3): Likewise.
19552 (sse2_usadd<mode>3): Likewise.
19553 (*sub<mode>3): Likewise.
19554 (sse2_sssub<mode>3): Likewise.
19555 (sse2_ussub<mode>3): Likewise.
19556 (*mulv8hi3): Likewise.
19557 (*smulv8hi3_highpart): Likewise.
19558 (*umulv8hi3_highpart): Likewise.
19559 (sse2_umulv2siv2di3): Likewise.
19560 (sse2_pmaddwd): Likewise.
19561 (ashr<mode>3): Likewise.
19562 (lshr<mode>3): Likewise.
19563 (ashl<mode>3): Likewise.
19564 (sse2_ashlti3): Likewise.
19565 (sse2_lshrti3): Likewise.
19566 (*umaxv16qi3): Likewise.
19567 (*smaxv8hi3): Likewise.
19568 (*uminv16qi3): Likewise.
19569 (*sminv8hi3): Likewise.
19570 (sse2_eq<mode>3): Likewise.
19571 (sse2_gt<mode>3): Likewise.
19572 (*and<mode>3): Likewise.
19573 (sse2_nand<mode>3): Likewise.
19574 (*ior<mode>3): Likewise.
19575 (*xor<mode>3): Likewise.
19576 (sse2_packsswb): Likewise.
19577 (sse2_packssdw): Likewise.
19578 (sse2_packuswb): Likewise.
19579 (sse2_punpckhbw): Likewise.
19580 (sse2_punpcklbw): Likewise.
19581 (sse2_punpckhwd): Likewise.
19582 (sse2_punpcklwd): Likewise.
19583 (sse2_punpckhdq): Likewise.
19584 (sse2_punpckldq): Likewise.
19585 (sse2_punpckhqdq): Likewise.
19586 (sse2_punpcklqdq): Likewise.
19587 (*sse2_pinsrw): Likewise.
19588 (*sse2_pextrw): Likewise.
19589 (sse2_pshufd_1): Likewise.
19590 (sse2_uavgv16qi3): Likewise.
19591 (sse2_uavgv8hi3): Likewise.
19592 (sse2_psadbw): Likewise.
19593 (sse2_pmovmskb): Likewise.
19594 (*sse2_maskmovdqu): Likewise.
19595 (*sse2_maskmovdqu_rex64): Likewise.
19596 (sse4a_extrqi): Likewise.
19597 (sse4a_extrq): Likewise.
19598 (sse3_lddqu): Set prefix_rep.
19599 (sse3_addsubv4sf3): Likewise.
19600 (sse3_haddv4sf3): Likewise.
19601 (sse3_hsubv4sf3): Likewise.
19602 (sse_cvtss2si): Likewise.
19603 (sse_cvtss2si_2): Likewise.
19604 (sse_cvtss2siq): Likewise.
19605 (sse_cvtss2siq_2): Likewise.
19606 (sse_cvttss2si): Likewise.
19607 (sse_cvttss2siq): Likewise.
19608 (sse2_cvttps2dq): Likewise.
19609 (sse3_movshdup): Likewise.
19610 (sse3_movsldup): Likewise.
19611 (sse2_cvtsd2si): Likewise.
19612 (sse2_cvtsd2si_2): Likewise.
19613 (sse2_cvtsd2siq): Likewise.
19614 (sse2_cvtsd2siq_2): Likewise.
19615 (sse2_cvttsd2si): Likewise.
19616 (sse2_cvttsd2siq): Likewise.
19617 (*sse2_cvtpd2dq): Likewise.
19618 (*sse2_cvttpd2dq): Likewise.
19619 (sse2_pshuflw_1): Likewise.
19620 (sse2_pshufhw_1): Likewise.
19621 (sse4a_insertqi): Likewise.
19622 (sse4a_insertq): Likewise.
19623 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19624 (ssse3_phadddv4si3): Likewise.
19625 (ssse3_phaddswv8hi3): Likewise.
19626 (ssse3_phsubwv8hi3): Likewise.
19627 (ssse3_phsubdv4si3): Likewise.
19628 (ssse3_phsubswv8hi3): Likewise.
19629 (ssse3_pmaddubswv8hi3): Likewise.
19630 (ssse3_pmulhrswv8hi3): Likewise.
19631 (ssse3_pshufbv16qi3): Likewise.
19632 (ssse3_psign<mode>3): Likewise.
19633 (ssse3_palignrti): Likewise.
19634 (abs<mode>2): Likewise.
19635 (ssse3_phaddwv4hi3): Set prefix_extra.
19636 (ssse3_phadddv2si3): Likewise.
19637 (ssse3_phaddswv4hi3): Likewise.
19638 (ssse3_phsubwv4hi3): Likewise.
19639 (ssse3_phsubdv2si3): Likewise.
19640 (ssse3_phsubswv4hi3): Likewise.
19641 (ssse3_pmaddubswv4hi3): Likewise.
19642 (ssse3_pmulhrswv4hi3): Likewise.
19643 (ssse3_pshufbv8qi3): Likewise.
19644 (ssse3_psign<mode>3): Likewise.
19645 (ssse3_palignrdi): Likewise.
19646 (abs<mode>2): Likewise.
19647 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19648 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19649 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19651 2007-04-23 Nick Clifton <nickc@redhat.com>
19653 * params.def: Fix formatting of emacs local variables.
19655 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19657 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19658 move if inter-unit move isn't allowed.
19659 Don't split moving the first element of V2DI to DI to inter-unit
19660 move if inter-unit move isn't allowed.
19662 2007-04-23 Richard Guenther <rguenther@suse.de>
19664 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19665 and CDI_POST_DOMINATORS separately.
19667 2007-04-23 Nick Clifton <nickc@redhat.com>
19669 * c.opt (Wformat-contains-nul): Add warning attribute.
19671 2007-04-23 Jan Hubicka <jh@suse.cz>
19673 * function.c (init_function_start): Don't init line number info.
19674 (expand_function_end): Update.
19675 (reset_block_changes, record_block_change, finalize_block_changes,
19676 check_block_change, free_block_changes): Kill.
19677 * function.h (reset_block_changes, record_block_change,
19678 finalize_block_changes, check_block_change, free_block_changes):
19680 (struct function): Remove ib_boundaries_block.
19681 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19682 Use curr_insn_locator to initialize locator.
19683 (emit_line_note): Remove.
19684 * cfgexpand.c (expand_gimple_cond_expr): Update.
19685 (construct_exit_block): Likewise.
19686 (tree_expand_cfg): Initialize/finalize locators.
19687 * expr.c (expand_expr_real): Update.
19688 * cfglayout.c (line_locators_locs, line_locators_lines,
19689 file_locators_locs, file_locators_files): Remove.
19690 (set_block_levels): Move to cfgexpand.c.
19691 (insn_locators_initialize): Remove.
19692 (pass_insn_locators_initialize): Remove.
19693 (locations_locators_locs, locations_locators_vals): New static vars.
19694 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19696 (insn_locators_alloc, insn_locators_finalize,
19697 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19699 (locator_location): New.
19700 (locator_line, locator_file): Rewrite.
19701 * rtl.h (emit_line_note): Kill.
19702 (insn_locators_alloc, insn_locators_finalize,
19703 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19705 * tree-inline.c (initialize_cfun): Do not initialize
19706 ib_boundaries_block.
19707 * passes.c (pass_insn_locators_initialize): Remove.
19709 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19711 PR middle-end/31448
19712 * expr.c (reduce_to_bit_field_precision): Handle
19715 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19717 PR tree-optimization/24659
19718 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19719 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19720 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19721 * genopinit.c (optabs): Rename vec_pack_mod_optab
19722 to vec_pack_trunc_optab.
19723 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19724 early for scalar floating point operands for NOP_EXPR.
19725 (vectorizable_type_promotion): Ditto.
19726 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19727 vec_pack_trunc_optab.
19728 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19730 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19731 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19732 Rename from VEC_PACK_MOD_EXPR.
19733 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19734 * expr.c (expand_expr_real_1): Ditto.
19735 * tree-inline.c (estimate_num_insns_1): Ditto.
19736 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19738 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19739 (vec_unpacks_lo_v4sf): Ditto.
19740 (vec_pack_trunc_v2df): Ditto.
19741 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19742 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19743 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19745 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19747 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19749 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19750 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19751 packing of floating point operands.
19752 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19753 represent unpacking of floating point operands.
19754 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19755 [vec_unpacks_hi]: Ditto.
19756 [vec_unpacks_lo]: Ditto.
19758 2007-04-22 Jan Hubicka <jh@suse.cz>
19760 * final.c (rest_of_handle_final): Call
19761 targetm.asm_out.constructor/targetm.asm_out.destructor
19762 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19763 proper priority via decl_*_priority_insert.
19764 * c-common.c (c_expand_body): Likewise.
19766 2007-04-22 Richard Guenther <rguenther@suse.de>
19768 PR tree-optimization/29789
19769 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19770 (rewrite_reciprocal): New helper split out from
19771 determine_invariantness_stmt.
19772 (rewrite_bittest): Likewise.
19773 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19774 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19777 2007-04-22 Revital Eres <eres@il.ibm.com>
19779 * loop-unroll.c (var_to_expand): New field to support also
19780 insns of the form x = something + x.
19781 (analyze_insn_to_expand_var): Use it.
19782 (expand_var_during_unrolling): Likewise.
19784 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19786 * predict.c: Include pointer-set.h.
19787 (bb_predictions): New variable.
19788 (tree_predicted_by_p, tree_predict_edge,
19789 remove_predictions_associated_with_edge): Use bb_predictions map
19790 instead of bb->predictions.
19791 (clear_bb_predictions, assert_is_empty): New functions.
19792 (combine_predictions_for_bb): Use bb_predictions map. Call
19793 clear_bb_predictions.
19794 (tree_estimate_probability): Create and free bb_predictions map.
19795 * Makefile.in (predict.o): Add pointer-set.h dependency.
19796 * basic-block.h (struct basic_block_def): Remove predictions
19798 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19800 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19803 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19806 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19808 * timevar.c (timevar_print): Change reference of --disable-checking to
19809 --enable-checking=release. Also warn if assert checking is disabled.
19811 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19814 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19815 decl as addressable if the compound literal was marked as
19817 Mark the decl as a gimple register if it is a complex or
19818 vector decl and does not live in memory.
19820 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19822 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19823 (GENERIC_NEXT): New function macro.
19824 (PHI_CHAIN): Use phi_node's new chain variable.
19825 (tree_phi_node): Change tree_common to tree_base
19826 and add the chain field.
19827 * tree-phinodes.c (make_phi_node): Don't set
19828 TREE_TYPE on the new node.
19829 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19830 instead of checking GIMPLE_TUPLE_P in chain_next.
19831 * tree-vect-transform.c
19832 (get_initial_def_for_induction): Look at
19833 PHI_RESULT_TREE for the type of the phi node.
19834 (update_vuses_to_preheader): Use PHI_CHAIN
19835 instead of TREE_CHAIN on the phi node.
19836 * tree-ssa-structalias.c (compute_points_to_sets):
19838 (ipa_pta_execute): Likewise.
19840 2007-04-21 Richard Guenther <rguenther@suse.de>
19842 PR middle-end/31136
19843 * fold-const.c (fold_unary): Call fold_convert_const on the
19846 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19848 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19849 (store_killed_in_pat): New.
19851 2007-04-20 Richard Henderson <rth@redhat.com>
19854 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19855 TREE_LIST with a void_type_node value, not void_list_node exactly.
19857 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19859 * doc/standards.texi: Re-arrange into language-specific
19860 subsections. Add a C++ section, documenting which standards we
19863 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19865 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19866 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19868 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19870 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19871 ecrti.o and crtbegin.o.
19872 (LIB_DEFAULT_SPEC): Include -lc.
19873 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19875 2007-04-20 Richard Henderson <rth@redhat.com>
19878 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19879 argument; update all callers.
19880 (get_unaligned_offset): New.
19881 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19882 get_unaligned_address, just pass on the address directly.
19883 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19884 the subreg in the helper patterns.
19885 (unaligned_extendqidi_le): Use get_unaligned_offset.
19886 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19887 (unaligned_extendhidi_be): Likewise.
19888 (unaligned_extendhidi): Tidy.
19889 * config/alpha/alpha-protos.h: Update.
19891 2007-04-20 Richard Henderson <rth@redhat.com>
19893 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19894 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19895 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19896 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19897 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19898 (CPP_SPEC): Don't include %(cpp_subtarget).
19899 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19900 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19901 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19903 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19905 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19906 for __builtin_ia32_cmpordss.
19908 PR tree-optimization/31632
19909 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19910 and arg1 for optimizations of comparison against min/max values.
19911 Fold arg0 to arg1's type for optimizations of comparison against
19912 min+1 and max-1 values.
19914 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19916 * reload.c (combine_reloads): When trying to use a dying register,
19917 check whether it's uninitialized and don't use if so.
19919 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19921 * fold-const.c: Remove prototypes for native_encode_expr and
19922 native_interpret_expr.
19923 (native_encode_expr): Make non-static.
19924 (native_interpret_expr): Likewise.
19925 * tree.h: Add prototypes for the above.
19927 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19929 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19930 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19931 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19932 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19933 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19934 Add length attributes.
19936 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19938 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19941 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19942 __STDC_WANT_DEC_FP__.
19944 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19946 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19947 for long double compatibility.
19948 * configure: Regenerate.
19950 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19952 PR rtl-optimization/29841
19953 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19955 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19956 that may cause control flow transfer from being moved.
19958 2007-04-18 Jan Hubicka <jh@suse.cz>
19960 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19963 2007-04-18 Eric Christopher <echristo@apple.com>
19965 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19966 only. Update operands.
19967 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19968 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19969 link register to pic register.
19971 2007-04-18 Dirk Mueller <dmueller@suse.de>
19973 PR diagnostic/31227
19974 * tree-vrp.c (search_for_addr_array): New.
19975 (check_array_bounds): Suppress warning about
19976 address taken of array refs if its not de-referenced.
19978 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19980 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19981 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19983 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19984 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19985 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19987 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19989 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19991 (vect_analyze_scalar_cycles): Fix indentation.
19992 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19993 (vect_mark_relevant): Include phis in relevance analysis.
19995 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19997 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19999 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20000 output_operand_lossage().
20002 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20004 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20005 the unused code for reduction without adjust-in-epilog to simplify the
20008 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20010 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20011 (S390_TDC_NEGATIVE_ZERO): New constant.
20012 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20013 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20014 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20015 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20016 (S390_TDC_POSITIVE_INFINITY): New constant.
20017 (S390_TDC_NEGATIVE_INFINITY): New constant.
20018 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20019 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20020 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20021 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20022 (S390_TDC_INFINITY): New constant.
20023 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20024 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20025 optimization for UNSPEC_CCZ_TO_INT.
20026 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20027 ("*ccz_to_int"): New insn.
20028 ("isinf<mode>2"): New insn.
20029 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20030 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20031 (UNSPEC_CCZ_TO_INT): New constant.
20033 2007-04-18 Richard Guenther <rguenther@suse.de>
20035 PR tree-optimization/19431
20036 PR tree-optimization/21463
20037 * tree-pass.h (pass_phiprop): Declare.
20038 * passes.c (init_optimization_passes): New phiprop pass.
20039 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20040 (phivn_valid_p): New helper function.
20041 (phiprop_insert_phi): Likewise.
20042 (propagate_with_phi): Likewise.
20043 (tree_ssa_phiprop): New propagator propagating loads
20044 through phi nodes if profitable.
20046 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20048 * tree-vect-analyze.c (process_use): New function.
20049 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20050 Check phis in all bbs.
20051 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20054 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20056 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20059 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20062 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20065 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20067 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20069 (sse_vmmulv4sf3): Likewise.
20070 (sse2_vmaddv2df3): Likewise.
20071 (sse2_vmmulv2df3): Likewise.
20073 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20075 PR rtl-optimization/31360
20076 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20077 (target_reg_cost): New.
20078 (init_set_costs): Initialize target_reg_cost. Add comments
20079 regarding the rationale of the costs.
20080 (global_cost_for_size): Renamed to...
20081 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20082 of register pressure.
20083 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20084 estimate_reg_pressure_cost. Add number of ivs.
20085 (determine_set_costs): Dump target_reg_cost.
20086 * loop-invariant.c (gain_for_invariant): Use
20087 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20088 (best_gain_for_invariant, find_invariants_to_move): Remove
20090 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20091 (target_reg_cost): Declare.
20092 (global_cost_for_size): Declaration removed.
20093 (estimate_reg_pressure_cost): Declare.
20095 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20097 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20098 regnos into even/odd register pairs.
20099 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20100 TDmode similar to the other floating point modes.
20101 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20102 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20104 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20105 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20106 (movdd_hardfloat64): Use TARGET_MFPGPR.
20108 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20110 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20113 2005-01-05 Richard Henderson <rth@redhat.com>
20115 * reload1.c (do_input_reload): Restrict the optimization deleteing
20116 a previous output reload to RELOAD_FOR_INPUT.
20118 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20120 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20121 induc_vec_info_type.
20122 (vectorizable_induction): New function declaration.
20123 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20124 check if already vectorized. Find first place in BB where new stmts
20125 can be inserted. Takes only one argument.
20126 (vectorizable_induction): New function.
20127 (vect_transform_stmt): Add case for induc_vec_info_type to call
20128 vectorizable_induction.
20129 (vect_transform_loop): Consider phis for vectorization.
20130 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20132 (analyze_operations): Call vectorizable_induction when analyzing phis.
20134 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20135 (vect_mark_relevant): Include phis in relevance analysis.
20136 (vect_mark_stmts_to_be_vectorize): Likewise.
20137 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20139 2007-04-16 Lawrence Crowl <crowl@google.com>
20141 * doc/invoke.texi (Debugging Options): Add documentation for the
20142 -femit-struct-debug options -femit-struct-debug-baseonly,
20143 -femit-struct-debug-reduced, and
20144 -femit-struct-debug-detailed[=...].
20146 * c-opts.c (c_common_handle_option): Add
20147 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20148 and OPT_femit_struct_debug_detailed_.
20149 * c.opt: Add specifications for
20150 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20151 and -femit-struct-debug-detailed[=...].
20152 * opts.c (set_struct_debug_option): Parse the
20153 -femit-struct-debug-... options.
20154 * opts.c (matches_main_base, main_input_basename,
20155 main_input_baselength, base_of_path, matches_main_base): Add
20156 variables and functions to compare header base name to compilation
20158 * opts.c (should_emit_struct_debug): Add to determine to emit a
20159 structure based on the option.
20160 (dump_struct_debug) Also disabled function to debug this
20162 * opts.c (handle_options): Save the base name of the
20165 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20166 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20167 This hook indicates if a type is generic. Set it by default
20168 to "never generic".
20169 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20170 to determine if a struct type is generic or not.
20171 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20172 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20173 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20174 with live C++ hook.
20176 * flags.h (enum debug_info_usage): Add an enumeration to describe
20177 a program's use of a structure type.
20178 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20179 to indicate the program's usage of the type. Filter structs based
20180 on the -femit-struct-debug-... specification.
20181 (gen_type_die): Split into two routines, gen_type_die and
20182 gen_type_die_with_usage. gen_type_die is now a wrapper
20183 that assumes direct usage.
20184 (gen_type_die_with_usage): Replace calls to gen_type_die
20185 with gen_type_die_with_usage adding the program usage of
20186 the referenced type.
20187 (dwarf2out_imported_module_or_decl): Suppress struct debug
20188 information using should_emit_struct_debug when appropriate.
20190 2007-04-16 Ian Lance Taylor <iant@google.com>
20192 PR tree-optimization/31522
20193 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20194 (vrp_initialize): Allocate vr_phi_edge_counts.
20195 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20196 executable edge. Drop test for all constants.
20197 (vrp_finalize): Free vrp_phi_edge_counts.
20199 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20200 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20202 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20203 predecessors at head rather than tail.
20205 2007-04-16 Matthias Klose <doko@debian.org>
20207 * config/alpha/linux.h (CPP_SPEC): Define.
20208 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20210 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20212 * function.h: Remove sequence_stack extern declaration.
20214 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20216 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20218 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20221 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20223 * config/avr/avr.c (avr_arch_types): Rearranging array.
20224 (enum avr_arch): Add.
20225 (avr_mcu_types): Use avr_arch enumeration constants instead of
20227 * config/avr/avr.h (LINK_SPEC): Simplify.
20229 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20231 * config/m68k/m68k.c (m68k_libcall_value,
20232 m68k_function_value): Use macros for register names more.
20234 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20236 (M68K_REGNAME): Use A6_REG.
20237 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20239 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20241 PR middle-end/28071
20242 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20243 'pending_read_list_length' and 'pending_write_list_length'. Update
20245 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20246 to handle two length counters instead of one. Update all uses.
20247 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20248 two length counters instead of one.
20249 * sched-rgn.c (propagate_deps): Update to handle two length counters
20252 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20255 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20256 copy of source, pass it to ix86_expand_vector_set and return
20259 2007-04-16 David Ung <davidu@mips.com>
20260 Joseph Myers <joseph@codesourcery.com>
20262 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20263 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20264 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20265 Add 74K processor information.
20266 * config/mips/mips.md: Include 74k.md.
20267 (cpu): Add 74kc,74kf,74kx.
20268 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20269 * config/mips/74k.md: New.
20270 * doc/invoke.texi (MIPS Options): Document 74K support.
20272 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20274 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20275 vectorizable_* functions.
20276 * tree-vect-transform.c (vectorizable_call): Add check for
20277 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20278 (vectorizable_store): likewise.
20279 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20281 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20282 (vectorizable_type_promotion, vectorizable_load): Likewise.
20283 (vectorizable_live_operation, vectorizable_condition): Likewise.
20284 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20286 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20288 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20290 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20291 register numbers more.
20292 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20293 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20294 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20295 FUNCTION_VALUE_REGNO_P): Likewise.
20296 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20297 STATIC_CHAIN_REGNUM): Likewise.
20298 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20299 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20300 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20301 * config/m68k/m68k.md (FP_REG): New.
20303 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20305 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20308 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20310 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20311 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20314 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20316 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20319 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20322 * c-decl.c (finish_decl): Grab the type of the decl after the call
20323 to store_init_value.
20325 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20327 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20329 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20332 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20333 dominators, post dominators and cleanup cfg before returning.
20335 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20337 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20338 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20340 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20342 * config.gcc: Recognize fido.
20343 * config/m68k/m68k-devices.def (fidoa): New.
20344 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20346 (FL_FIDOA, TARGET_FIDOA): New.
20347 * config/m68k/m68k.opt (mfidoa): New.
20349 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20351 PR middle-end/31322
20352 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20353 when a personality function is used.
20355 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20357 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20359 2007-04-13 Mike Stump <mrs@apple.com>
20361 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20363 * config/darwin.opt (fapple-kext): Make C++ only.
20364 * config/darwin.c (darwin_override_options): Remove code to ensure
20365 -fapple-kext is given for C++ only.
20367 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20369 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20370 * config/mips/mips.c (override_options): Call
20371 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20373 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20375 * config/i386/i386.opt (msvr3-shlib): Removed.
20377 * doc/invoke.texi: Remove -msvr3-shlib.
20379 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20381 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20382 with "popcnt" instruction.
20384 2007-04-13 Richard Guenther <rguenther@suse.de>
20386 PR tree-optimization/21258
20387 * tree-vrp.c (compare_case_labels): New helper.
20388 (find_switch_asserts): New function.
20389 (find_assert_locations): Call it for SWITCH_EXPRs.
20391 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20393 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20394 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20395 check is now implied in X87_FLOAT_MODE_P.
20396 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20397 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20398 (fix_trunc<mode>_i386_fisttp): Ditto.
20399 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20400 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20401 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20402 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20403 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20404 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20405 (unnamed_splitters): Ditto.
20406 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20407 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20408 FIRST_SSE_REG for local functions when SSE math is enabled or
20409 for functions with sseregparm attribute.
20410 (standard_80387_constant_p): Return -1 if mode is not
20412 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20413 (ix86_expand_compare): Ditto.
20414 (ix86_expand_carry_flag_compare): Ditto.
20415 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20416 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20417 DECIMAL_FLOAT_MODE_P.
20418 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20419 of SCALAR_FLOAT_MODE_P.
20420 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20421 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20422 checks before FLOAT_MODE_P.
20423 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20424 before FLOAT_MODE_P.
20429 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20431 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20432 Charles Wilson <libtool@cwilson.fastmail.fm>
20434 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20435 (libgcc.mvars): Don't depend on them.
20436 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20437 * exec-tool.in: New.
20439 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20441 * doc/invoke.text (--help): Document --help=common.
20443 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20445 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20447 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20449 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20450 * genemit.c (main): Emit #include "integrate.h".
20451 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20452 (LOADGP_RTP): New mips_loadgp_style.
20453 * config/mips/mips.h: Include config/vxworks-dummy.h.
20454 (TARGET_RTP_PIC): New macro.
20455 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20456 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20457 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20458 for TARGET_RTP_PIC.
20459 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20460 -mvxworks-pic when using -mrtp and a PIC option.
20461 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20463 (mips_symbolic_constant_p, mips_symbolic_address_p)
20464 (mips_symbol_insns): Handle SYMBOL_HALF.
20465 (override_options): Warn about -G and -mrtp being used together.
20466 Initialize mips_lo_relocs[SYMBOL_HALF].
20467 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20468 (mips_emit_loadgp): Handle LOADGP_RTP.
20469 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20470 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20471 (tablejump): Handle function-relative case table entries if
20473 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20475 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20477 * config/mips/mips.md (load_call<mode>): Allow any general register.
20479 (sibcall_value_internal, sibcall_value_multiple_internal)
20480 (call_value_internal, call_value_split, call_value_multiple_internal)
20481 (call_value_multiple_split): Remove constraints from operand 0.
20483 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20485 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20486 rather than loadgp_noshared.
20487 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20488 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20490 * config/mips/mips.md (loadgp): Rename to...
20491 (loadgp_newabi): ...this.
20492 (loadgp_noshared): Rename to...
20493 (loadgp_absolute): ...this.
20495 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20497 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20498 false for locally-binding symbols.
20499 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20501 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20503 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20504 (SYMBOL_GOT_PAGE_OFST): ...this.
20505 (SYMBOL_GOT_GLOBAL): Rename to...
20506 (SYMBOL_GOT_DISP): ...this.
20507 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20508 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20509 * config/mips/mips.c (mips_global_symbol_p): New function.
20510 (mips_symbol_binds_local_p): Likewise.
20511 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20512 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20513 mips_global_symbol_p and mips_symbol_binds_local_p.
20514 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20515 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20516 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20517 SYMBOL_GOTOFF_DISP.
20518 (mips_ok_for_lazy_binding_p): New function.
20519 (mips_load_call_address, mips_expand_call): Use it.
20520 (mips_dangerous_for_la25_p): Likewise.
20521 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20522 (*got_disp<mode>): Use got_disp_operand instead of
20523 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20524 SYMBOL_GOTOFF_GLOBAL.
20525 (*got_page<mode>): Use got_page_ofst_operand instead of
20527 * config/mips/predicates.md (const_call_insn_operand): Use
20528 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20529 (global_got_operand): Rename to...
20530 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20532 (local_got_operand): Rename to...
20533 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20534 of SYMBOL_GOT_LOCAL.
20536 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20538 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20539 TARGET_CALL_CLOBBERED_GP.
20540 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20541 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20542 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20543 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20544 of TARGET_ABICALLS && !TARGET_NEWABI.
20545 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20546 * config/mips/mips.c (mips_load_call_address): Check
20547 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20548 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20549 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20550 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20551 TARGET_ABICALLS && TARGET_NEWABI.
20552 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20554 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20555 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20556 TARGET_ABICALLS && TARGET_NEWABI.
20557 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20558 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20559 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20560 whether indirect calls must use $25.
20561 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20563 * config/mips/mips.md (jal_macro): Check flag_pic and
20564 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20565 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20566 instead of TARGET_ABICALLS.
20567 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20568 TARGET_ABICALLS && TARGET_OLDABI.
20569 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20570 (sibcall): In the comment above the define_insn, mention
20571 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20572 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20573 instead of TARGET_ABICALLS.
20575 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20577 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20578 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20579 (MACFLAGS_MATCH_P): New macro.
20580 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20581 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20582 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20583 the other MACFLAG constants.
20584 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20585 (flag_machi): Tighten constraints. Renumber some of the operands.
20586 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20588 (flag_machi_parts_acconly): New pattern.
20589 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20591 (flag_macinit1hi): Tighten constraints.
20592 (flag_mul_macv2hi_parts_acconly): New pattern.
20594 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20595 Use a more efficient implementation.
20596 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20597 inline sequences when not optimizing for size.
20599 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20600 movhi_high2low): Delete, merge functionality into...
20601 (packv2hi): ... this pattern.
20603 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20604 * config/bfin/bfin.opt (msim): New option.
20605 (mcpu=): New option.
20606 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20607 (bfin_cpu_t): Typedef of enum bfin_cpu.
20608 (bfin_cpu_type): New declaration.
20609 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20610 -msim and -mcpu= options.
20611 (LIB_SPEC): Likewise.
20612 * config/bfin/bfin.c (bfin_cpu_type): Define.
20613 (bfin_handle_option): Handle -mcpu= option.
20614 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20615 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20616 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20618 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20620 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20621 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20622 (powerpc-wrs-vxworksae): Use ${tm_file}.
20623 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20624 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20625 * config/i386/vx-common.h: New file.
20627 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20629 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20632 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20634 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20637 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20641 * c-common.c (c_build_qualified_type): Set canonical type
20644 2007-04-12 Richard Guenther <rguenther@suse.de>
20646 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20647 lower bound and element size if lower bound is not zero
20648 or either of the ARRAY_REF operands is set.
20650 2007-04-12 Richard Guenther <rguenther@suse.de>
20652 PR tree-optimization/24689
20653 PR tree-optimization/31307
20654 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20656 * gimplify.c (canonicalize_addr_expr): To be consistent with
20657 gimplify_compound_lval only set operands two and three of
20658 ARRAY_REFs if they are not gimple_min_invariant. This makes
20659 it never at this place.
20660 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20662 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20664 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20665 null before emitting a .nsubspa directive.
20667 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20669 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20670 need_to_partition_p if there are no memory statements in the
20673 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20675 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20676 (gcd_of_steps_may_divide_p): New function.
20677 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20679 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20681 * reload.c (find_reloads_toplev, find_reloads_address,
20682 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20683 not a pointer equality test, to decide if we need to call
20684 push_reg_equiv_alt_mem.
20686 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20688 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20689 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20691 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20693 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20695 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20696 vector to be positive.
20698 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20702 * doc/invoke.texi: Document --params max-aliased-vops and
20704 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20705 debug_memory_partitions): Move to tree-flow.h
20706 * params.h (AVG_ALIASED_VOPS): Define.
20707 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20709 (mp_info_t): Likewise.
20710 (get_mem_sym_stats_for): New.
20711 (set_memory_partition): Move from tree-flow-inline.h.
20712 (mark_non_addressable): Only clear the set of symbols for the
20713 partition if it exists.
20714 (dump_memory_partitions): Move from tree-ssa-operands.c
20715 (debug_memory_partitions): Likewise.
20716 (need_to_partition_p): New.
20717 (dump_mem_ref_stats): New.
20718 (debug_mem_ref_stats): New.
20719 (dump_mem_sym_stats): New.
20720 (debug_mem_sym_stats): New.
20721 (update_mem_sym_stats_from_stmt): New.
20722 (compare_mp_info_entries): New.
20723 (mp_info_cmp): Call it.
20724 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20726 (get_mpt_for): Move from tree-ssa-operands.c.
20727 (find_partition_for): New.
20728 (create_partition_for): Remove.
20729 (estimate_vop_reduction): New.
20730 (update_reference_counts): New.
20731 (build_mp_info): New.
20732 (compute_memory_partitions): Refactor.
20733 Document new heuristic.
20734 Call build_mp_info, update_reference_counts,
20735 find_partition_for and estimate_vop_reduction.
20736 (compute_may_aliases): Populate virtual operands before
20737 calling debugging dumps.
20738 (delete_mem_sym_stats): New.
20739 (delete_mem_ref_stats): New.
20740 (init_mem_ref_stats): New.
20741 (init_alias_info): Call it.
20742 (maybe_create_global_var): Remove alias_info argument.
20743 Get number of call sites and number of pure/const call sites
20744 from gimple_mem_ref_stats().
20745 (dump_alias_info): Call dump_memory_partitions first.
20746 (dump_points_to_info_for): Show how many times a pointer has
20748 * opts.c (decode_options): For -O2 set --param
20749 max-aliased-vops to 500.
20750 For -O3 set --param max-aliased-vops to 1000 and --param
20751 avg-aliased-vops to 3.
20752 * fortran/options.c (gfc_init_options): Remove assignment to
20754 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20755 * tree-dfa.c (dump_variable): Dump memory reference
20757 Dump NO_ALIAS* settings.
20758 (referenced_var_lookup): Tidy.
20759 (mem_sym_stats): New.
20760 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20761 and ORIG are different SSA names for a memory partition.
20762 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20763 * tree-flow.h (struct mem_sym_stats_d): Define.
20764 (mem_sym_stats_t): Define.
20765 (struct mem_ref_stats_d): Define.
20766 (struct gimple_df): Add field mem_ref_stats.
20767 (enum noalias_state): Define.
20768 (struct var_ann_d): Add bitfield noalias_state.
20769 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20770 debug_mem_ref_stats, debug_memory_partitions,
20771 debug_mem_sym_stats): Declare.
20772 * tree-ssa-structalias.c (update_alias_info): Update call
20773 sites, pure/const call sites and asm sites in structure
20774 returned by gimple_mem_ref_stats.
20775 Remove local variable IS_POTENTIAL_DEREF.
20776 Increase NUM_DEREFS if the memory expression is a potential
20778 Call update_mem_sym_stats_from_stmt.
20779 If the memory references memory, call
20780 update_mem_sym_stats_from_stmt for all the direct memory
20781 symbol references found.
20782 (intra_create_variable_infos): Set noalias_state field for
20783 pointer arguments according to the value of
20784 flag_argument_noalias.
20785 * tree-ssa-structalias.h (struct alias_info): Remove fields
20786 num_calls_found and num_pure_const_calls_found.
20787 (update_mem_sym_stats_from_stmt): Declare.
20788 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20789 Set default value to 100.
20790 (PARAM_AVG_ALIASED_VOPS): Define.
20792 2007-04-11 Richard Guenther <rguenther@suse.de>
20794 PR middle-end/31530
20795 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20796 a * -b + c as c - a * b if we honor sign dependent rounding.
20798 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20800 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20801 bfin_expand_strmov.
20802 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20803 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20805 (initialize_trampoline): Don't use old-style function definition.
20806 (bfin_secondary_reload): Mark IN_P argument as unused.
20808 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20810 PR tree-optimization/31343
20811 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20812 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20813 * testsuite/gcc.dg/vect/pr31343.c: New.
20815 2007-04-10 Eric Christopher <echristo@apple.com>
20817 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20818 * config/i386/i386.md (*cmpfp0): Use.
20819 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20820 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20821 (fix_trunc<mode>_i386_fisttp): Ditto.
20822 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20823 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20824 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20825 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20826 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20827 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20828 (unnamed_splitters): Ditto.
20829 * config/i386/i386.c (output_fix_trunc): Assert that
20830 we're not being passed a TFmode operand.
20832 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20834 PR tree-optimization/31526
20835 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20836 n_basic_blocks to find newly added blocks.
20838 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20840 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20842 (fix_trunc<mode>si_sse): Ditto.
20843 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20844 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20845 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20846 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20847 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20848 expander using SSEMODEF mode macro.
20849 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20850 expander using SSEMODEF mode macro.
20851 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20852 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20853 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20854 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20855 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20856 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20857 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20858 Macroize insn using X87MODEF mode macro.
20860 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20862 * config/i386/sse.md (sse2_pinsrw): Removed.
20863 (sse2_pextrw): Renamed to ...
20864 (*sse2_pextrw): This.
20866 2007-04-09 Jan Hubicka <jh@suse.cz>
20869 * config/i386/sse.md
20870 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20871 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20872 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20873 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20875 2007-04-09 Jan Hubicka <jh@suse.cz>
20877 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20878 multiple fields of union.
20880 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20882 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20883 (create_preheaders): Check that loops are available.
20884 (fix_loop_structure): Clean up, improve comments.
20885 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20886 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20888 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20889 * predict.c (tree_estimate_probability): Do not call
20890 calculate_dominance_info. Call create_preheaders.
20891 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20892 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20894 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20895 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20896 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20897 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20900 2007-04-08 Jan Hubicka <jh@suse.cz>
20902 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20903 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20904 * fold-const.c (fold_unary): Use it.
20906 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20908 * varasm.c (assemble_variable): Remove call to
20909 lang_hooks.decls.prepare_assemble_variable.
20910 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20911 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20912 * langhooks.h (lang_hooks_for_decls): Remove
20913 prepare_assemble_variable.
20915 2007-04-08 Mike Stump <mrs@apple.com>
20917 * config/i386/i386.c: Use inc/dec on Core2.
20919 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20921 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20922 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20923 lhd_tree_inlining_end_inlining): Remove.
20924 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20925 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20926 end_inlining hooks.
20927 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20928 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20929 lhd_tree_inlining_end_inlining): Remove prototypes.
20930 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20931 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20932 LANG_HOOKS_TREE_INLINING_START_INLINING,
20933 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20935 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20938 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20941 * config/avr/predicates.md (io_address_operand): Delete predicate.
20942 (low_io_address_operand): Don't use 'mode' argument.
20943 (higth_io_address_operand): Rename ...
20944 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20945 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20948 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20950 Revert change removing staticp.
20952 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20955 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20958 2007-04-07 Bruce Korb <bkorb@gnu.org>
20960 * c.opt: Add -Wformat-contains-nul.
20961 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20963 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20964 the NUL byte warning.
20966 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20968 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20970 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20972 * tree.c (staticp): No longer use staticp langhook.
20973 * langhooks.c (lhd_staticp): Removed.
20974 * langhooks.h (struct lang_hooks): Remove staticp.
20975 * c-common.c (c_staticp): Remove.
20976 * c-common.h (c_staticp): Ditto.
20977 * langhooks-defs.h (lhd_staticp): Ditto.
20978 (LHD_HOOKS_STATICP): Ditto
20979 * tree.h (gcc_assert_lowered): New macro.
20981 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20983 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20984 argument "reliable".
20985 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20986 Add argument "reliable". Propagate it through calls.
20987 (infer_loop_bounds_from_undefined): Derive number of iterations
20988 estimates from references in blocks that do not dominate loop latch.
20989 (gcov_type_to_double_int): New function.
20990 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20991 and expected_loop_iterations_unbounded.
20992 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20993 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20994 * tree-data-ref.c (estimated_loop_iterations): Export.
20995 (get_references_in_stmt): Fix -- do not return addresses of local
20997 * cfgloop.h (expected_loop_iterations_unbounded,
20998 estimated_loop_iterations): Declare.
21000 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21002 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21004 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21006 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21007 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21008 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21009 Use output_387_reg_move().
21010 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21011 expander using X87MODEF12 mode macro.
21012 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21013 choosing register preferences. Use output_387_reg_move().
21014 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21015 instead of "x". Use output_387_reg_move().
21016 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21017 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21018 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21019 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21020 Use output_387_reg_move().
21021 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21023 (*truncxf?f_i387 splitter): Ditto.
21025 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21027 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21028 LANG_HOOKS_SAFE_FROM_P.
21029 * expr.c (safe_from_p): Remove langhook call.
21030 * langhooks.h (lang_hooks): Remove safe_from_p.
21031 (lhd_safe_from_p): Remove prototype.
21032 * langhooks.c (lhd_safe_from_p): Remove.
21034 2007-04-06 Jan Hubicka <jh@suse.cz>
21036 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21039 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21041 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21042 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21043 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21044 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21046 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21047 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21049 2007-04-05 Richard Henderson <rth@redhat.com>
21051 * config/alpha/alpha.c (print_operand) [+]: Remove.
21052 (alpha_end_function): Print nop if call at end of function.
21053 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21054 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21055 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21056 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21057 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21058 the call pattern. Update peepholes to match.
21060 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21062 * doc/extend.texi (Other Builtins): Add decimal float variants
21064 * builtins.def: Ditto.
21065 * builtins.c (expand_builtin): Ditto.
21067 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21068 H.J. Lu <hongjiu.lu@intel.com>
21071 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21072 of V8HImode when calling ix86_binary_operator_ok.
21073 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21074 (sdot_prodv8hi): Operands 1 and 2 must be register.
21076 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21078 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21079 initialize align to silence bogus warning.
21081 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21083 PR middle-end/22156
21084 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21086 (struct sra_walk_fns): Remove use_all parameter from use.
21087 (sra_hash_tree): Handle BIT_FIELD_REFs.
21088 (sra_elt_hash): Don't hash bitfld blocks.
21089 (sra_elt_eq): Skip them in parent compares as well. Handle
21091 (sra_walk_expr): Don't maintain or pass down use_all_p.
21092 (scan_use): Remove use_all parameter.
21093 (scalarize_use): Likewise. Re-expand assignment to
21094 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21095 output, and re-scalarize after output. Don't mark anything
21097 (scalarize_ldst): Adjust.
21098 (scalarize_walk_gimple_modify_statement): Likewise.
21099 (build_element_name_1): Handle BIT_FIELD_REFs.
21100 (instantiate_element): Don't warn for any element whose parent
21101 is used as a whole.
21102 (instantiate_missing_elements_1): Return the sra_elt.
21103 (canon_type_for_field): New.
21104 (try_instantiate_multiple_fields): New.
21105 (instantiate_missing_elemnts): Use them.
21106 (mark_no_warning): Removed.
21107 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21108 (REPLDUP, sra_build_elt_assignment): New.
21109 (generate_copy_inout): Use them.
21110 (generate_element_copy): Likewise. Handle bitfld differences.
21111 (generate_element_zero): Don't recurse for blocks. Use
21112 sra_build_elt_assignment.
21113 (generate_one_element_int): Take elt instead of var. Use
21114 sra_build_elt_assignment.
21115 (generate_element_init_1): Adjust.
21116 (scalarize_use, scalarize_copy): Use REPLDUP.
21117 (scalarize_ldst): Move assert before dereference.
21118 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21120 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21122 * regmove.c: Fix unused variable warnings due to previous commit.
21124 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21126 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21127 (regmove_bb_head): Remove.
21128 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21129 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21130 problems with fixup_match_1.
21131 Don't initialize/free regmove_bb_head.
21133 (reg_is_remote_constant_p): If an insn is in the same basic block
21134 but not before INSN, consider it remote, too.
21136 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21139 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21140 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21142 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21144 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21145 (CONDITIONAL_REGISTER_USAGE): Likewise.
21147 2007-04-04 Richard Henderson <rth@redhat.com>
21149 * config/alpha/lib1funcs.asm: Remove unused file.
21151 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21154 * opts.c (print_specific_help): Fix --help=<language>
21156 (common_handle_option): Support --help=common.
21158 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21161 * gcc.c (main): Do not run the linker if
21162 print_subprocess_help indicates that it shouldn't be
21165 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21168 * doc/invoke.texi (--help=): Document <languages> value, fix
21169 formatting in tables of values.
21171 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21173 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21174 dllimport attribute of virtual methods.
21176 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21178 * config/score/crti.asm: Change _bss_start to __bss_start.
21179 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21180 (OUTGOING_REG_PARM_STACK_SPACE) update.
21181 * config/score/score.opt: add options to make backend support
21182 score5, score5u, score7 and score7d.
21183 * config/score/score.md: Likewise.
21184 * config/score/misc.md: Likewise.
21185 * config/score/mac.md: Likewise.
21186 * doc/invoke.texi: Likewise.
21187 * doc/md.texi: update constraints define.
21189 2007-04-03 Richard Henderson <rth@redhat.com>
21191 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21192 an appropriate type, use the mode instead.
21194 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21196 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21197 Set the default --with-arch setting to mips2.
21198 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21199 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21200 (MULTILIB_OSDIRNAMES): Delete.
21201 (MULTILIB_DIRNAMES): Define.
21202 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21203 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21204 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21205 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21206 VXWORKS_OS_CPP_BUILTINS.
21207 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21208 (MIPS_DEBUGGING_INFO): Undefine.
21209 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21211 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21213 PR middle-end/30704
21214 * fold-const.c (native_encode_real): Encode real.c provided longs
21215 as a series of 32-bit native integers.
21216 (native_interpret_real): Interpret buffer as a series of 32-bit
21219 2007-04-03 Richard Guenther <rguenther@suse.de>
21221 * genpreds.c (write_insn_constraint_len): Write function
21222 optimized for CONSTRAINT_LEN implementation.
21223 (write_tm_preds_h): Output insn_constraint_len inline and
21224 use it for CONSTRAINT_LEN.
21225 (write_insn_preds_c): Don't output insn_constraint_len.
21226 * doc/md.texi (define_register_constraint): Document multi-letter
21227 constraints shall have the same length if they start with the same
21230 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21233 * config/i386/i386.md (isinf<mode>2): Expand only when
21234 TARGET_C99_FUNCTIONS is set.
21236 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21238 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21239 (x86_64-*-linux*): Ditto.
21240 * config/i386/i386.opt (mpc): New option.
21241 * config/i386/i386.c (overrride_options): Handle
21242 ix87_precision_string.
21243 * config/i386/crtprec.c: New file.
21244 * config/i386/t-crtpc: Ditto.
21245 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21246 and -mpc80 options.
21247 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21248 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21249 crtprec32.o, crtprec64.o and crtprec80.o.
21251 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21252 and -mpc80 options.
21253 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21255 2007-04-02 Eric Christopher <echristo@apple.com>
21257 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21258 limitations on darwin.
21260 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21263 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21265 2007-04-02 Dave Korn <dave.korn@artimi.com>
21267 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21269 2007-04-02 Dave Korn <dave.korn@artimi.com>
21271 * libgcc2.h (exception_descriptor): Don't forward-declare.
21272 (__get_eh_table_language, __get_eh_table_version): Delete
21273 prototypes of long-dead functions.
21275 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21277 * ebitmap.h: New file
21278 * ebitmap.c: New file
21279 * Makefile.in (ebitmap.o): New target.
21281 2007-04-01 Jan Hubicka <jh@suse.cz>
21283 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21284 before very first instruction.
21286 2007-04-01 Jan Hubicka <jh@suse.cz>
21288 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21289 waring on 64bit hosts.
21290 * bitmap.h: Fix typo in bitmap_head_def.
21292 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21294 PR rtl-optimization/31391
21295 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21296 into a DELETED_LABEL note, and the label is in an empty basic
21297 block, update BB_END as well as BB_HEAD.
21299 2007-04-01 Richard Henderson <rth@redhat.com>
21301 PR tree-optimization/31169
21302 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21303 to varying if the range is outside [0, prec-1].
21305 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21308 * config/mips/mips.md (load_const_gp): New insn.
21309 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21310 the MIPS16 GP pseudo register if no_new_pseudos.
21311 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21313 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21316 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21318 (call_value): Likewise.
21320 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21321 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21324 * doc/invoke.texi: (optimization options): Reword description
21325 of -ffast-math. Document its primary purpose.
21327 2007-03-31 Richard Guenther <rguenther@suse.de>
21329 * omp-low.c (splay-tree.h): Include.
21330 (lookup_decl): Replace splay-tree usage by pointer-map.
21331 (maybe_lookup_decl): Likewise.
21332 (new_omp_context): Likewise.
21333 (delete_omp_context): Likewise.
21334 * gimplify.c (splay-tree.h): Include.
21335 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21337 (remap_ssa_name): Likewise.
21338 (remap_decl): Likewise.
21339 (remap_type_1): Likewise.
21340 (remap_type): Likewise.
21341 (copy_body_r): Likewise.
21342 (expand_call_inline): Likewise.
21343 (clone_body): Likewise.
21344 (copy_tree_r): Likewise.
21345 (remap_save_expr): Likewise.
21346 (unsave_r): Likewise.
21347 (unsave_expr_now): Likewise.
21348 (tree_function_versioning): Likewise.
21349 (build_duplicate_type): Likewise.
21350 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21351 (struct copy_body_data): Replace splay-tree by pointer-map.
21352 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21353 not $(SPLAY_TREE_H).
21354 (gimplify.o): Depend on $(SPLAY_TREE_H).
21355 (omp-low.p): Likewise.
21357 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21359 * config/avr/predicates.md (even_register_operand,
21360 odd_register_operand): New predicates.
21361 * config/avr/avr.md (movw peephole2): New.
21362 (movw_r peephole2): New.
21364 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21366 * tree.h (get_signed_or_unsigned_type): New.
21367 * fold-const.c (operand_equal_for_comparison_p): Use
21368 get_signed_or_unsigned_type instead of
21369 lang_hooks.types.signed_or_unsigned_type.
21370 * expr.c (store_expr): Ditto.
21371 * langhooks.c (get_signed_or_unsigned_type): New.
21372 (lhd_signed_or_unsigned_type): New.
21373 * langhooks.h (lhd_signed_or_unsigned_type): New.
21374 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21376 2007-03-30 Richard Henderson <rth@redhat.com>
21378 * tree-ssa-loop-ivopts.c: Include target.h.
21379 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21380 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21381 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21382 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21384 2007-03-30 Richard Henderson <rth@redhat.com>
21385 Kai Tietz <kai.tietz@onevision.com>
21387 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21388 default for 64-bit.
21389 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21390 (TARGET_64BIT_MS_ABI): New.
21391 (DBX_REGISTER_NUMBER): Handle 64-bit.
21392 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21393 (LONG_TYPE_SIZE): Force to 32.
21394 (REG_PARM_STACK_SPACE): New.
21395 (OUTGOING_REG_PARM_STACK_SPACE): New.
21396 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21397 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21398 (STACK_BOUNDARY): Use 128 for 64-bit.
21399 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21400 Add 64-bit implementation.
21401 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21403 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21404 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21405 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21406 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21407 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21408 TARGET_64BIT_MS_ABI.
21409 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21410 (ix86_pass_by_reference): Likewise.
21411 (ix86_function_value_regno_p): Likewise.
21412 (ix86_build_builtin_va_list): Likewise.
21413 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21414 (function_arg_advance_ms_64): New.
21415 (function_arg_advance): Call it.
21416 (function_arg_ms_64): New.
21417 (function_arg): Call it.
21418 (function_value_ms_64): New.
21419 (ix86_function_value_1): Call it.
21420 (return_in_memory_ms_64): New.
21421 (ix86_return_in_memory): Call it.
21422 (setup_incoming_varargs_ms_64): New.
21423 (ix86_setup_incoming_varargs): Call it.
21424 (ix86_expand_prologue): Handle 64-bit stack probing.
21425 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21426 (output_pic_addr_const): Likewise.
21427 (x86_this_parameter): Likewise.
21428 (x86_output_mi_thunk): Likewise.
21429 (x86_function_profiler): Likewise.
21430 (TARGET_STRICT_ARGUMENT_NAMING): New.
21431 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21432 (TARGET_64BIT_MS_ABI): New.
21433 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21434 * config/i386/i386.md (allocate_stack_worker): Remove.
21435 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21436 describe the clobber of eax without a match_scratch.
21437 (allocate_stack_worker_postreload): Remove.
21438 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21439 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21440 (allocate_stack_worker_rex64_postreload): Remove.
21441 (allocate_stack): Handle 64-bit.
21442 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21443 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21444 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21445 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21446 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21447 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21448 * config.build (x86_64-*-mingw*): New host.
21449 * config.host (x86_64-*-mingw*): New host.
21450 * config.gcc (x86_64-*-mingw*): New target.
21451 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21453 2007-03-30 Richard Henderson <rth@redhat.com>
21454 Kai Tietz <kai.tietz@onevision.com>
21456 * c-pragma.c (struct def_pragma_macro_value): New.
21457 (struct def_pragma_macro): New.
21458 (pushed_macro_table): New.
21459 (dpm_hash, dpm_eq): New.
21460 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21461 (init_pragma): Install them.
21462 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21464 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21466 * config/avr/avr.c (avr_override_options): Clear
21467 'flag_delete_null_pointer_checks'.
21469 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21472 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21473 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21474 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21475 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21476 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21477 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21478 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21480 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21482 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21484 * regmove.c: Move all of pass_stack_adjustments from here...
21485 * combine-stack-adj.c: ...to this new file.
21486 * Makefile.in: Add rules for combine-stack-adj.o.
21488 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21490 PR tree-optimization/31383
21491 * tree-data-ref.c (affine_function_equal_p): Do not require the
21492 vectors to have the same length.
21494 2007-03-30 Jan Hubicka <jh@suse.cz>
21496 PR middle-end/30700
21497 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21498 availablility; add more sanity checking; ask varpool only about
21501 2007-03-29 Richard Henderson <rth@redhat.com>
21503 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21504 to decide, but __SIZEOF_LONG_LONG__.
21506 2007-03-29 Richard Henderson <rth@redhat.com>
21508 * emutls.c (struct __emutls_array): New.
21509 (emutls_destroy): Use it instead of casting element 0 from void*.
21510 (__emutls_get_address): Likewise.
21512 2007-03-29 Richard Henderson <rth@redhat.com>
21514 * varasm.c (initializer_constant_valid_p): Don't deny
21515 DECL_DLLIMPORT_P on functions.
21517 * config/i386/cygming.h: Remove function declarations.
21518 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21519 (ASM_OUTPUT_LABELREF): Remove.
21520 (COMMON_ASM_OP): Remove.
21521 (ASM_OUTPUT_COMMON): Remove.
21522 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21523 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21524 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21525 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21526 Rename from TARGET_ENCODE_SECTION_INFO.
21527 * config/i386/netware.h: Likewise.
21528 * config/i386/i386-protos.h: Update.
21529 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21530 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21531 (legitimate_constant_p): Reject dllimports.
21532 (dllimport_map, get_dllimport_decl): New.
21533 (legitimize_dllimport_symbol): New.
21534 (legitimize_address, ix86_expand_move): Use it.
21535 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21536 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21537 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21538 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21539 * config/i386/predicates.md (constant_call_address_operand): Only
21540 accept symbols; reject dllimport_p symbols.
21541 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21542 i386_pe_maybe_record_exported_symbol.
21543 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21544 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21545 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21546 trust the setting of DECL_DLLIMPORT_P.
21547 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21548 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21549 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21550 tidy the argument scanning loop.
21551 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21552 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21553 (i386_pe_strip_name_encoding): Remove.
21554 (i386_pe_binds_local_p): New.
21555 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21556 (i386_pe_output_labelref): Remove.
21557 (i386_pe_asm_output_aligned_decl_common): New.
21558 (i386_pe_maybe_record_exported_symbol): Rename from
21559 i386_pe_record_exported_symbol; check for dllexported symbols.
21561 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21563 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21564 add comment explaining why vsnprintf cannot be used.
21566 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21568 PR tree-optimization/30666
21569 * tree.c (build_complex_type): When creating type names for DWARF2
21570 debug info, create TYPE_DECLs for TYPE_NAME instead of
21572 (build_common_tree_nodes_2): Use build_complex_type when building
21573 predefined complex types, to preserve canonical types.
21575 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21577 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21578 (noce_get_alt_condition): Look at it to determine whether to
21579 reverse the condition or not.
21580 (noce_get_condition): Substitute the truth for lies.
21581 (noce_find_if_block): Set the then_else_reversed field.
21583 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21585 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21586 destination of this insn.
21587 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21588 than calling gen_rtx_SET directly. Use r0 to hold the value of
21589 'address + 4' rather than a stack based temporary which can be
21590 mis-optimized away.
21592 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21594 * config/s390/s390.c (s390_secondary_input_reload_class,
21595 s390_secondary_output_reload_class): Functions removed.
21596 (s390_secondary_reload): New function.
21597 (TARGET_SECONDARY_RELOAD): Target macro defined.
21598 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21599 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21600 * config/s390/s390.md ("reload_outti", "reload_outdi",
21601 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21602 "reload_out<mode>"): Expanders removed.
21603 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21604 "reload<mode>_nonoffmem_out"): Expanders added.
21606 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21608 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21609 action if SRC->DEST replacement failed anyway.
21611 2007-03-28 Mike Stump <mrs@apple.com>
21613 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21614 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21615 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21617 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21619 * config.gcc: Accept barcelona as a variant of amdfam10.
21620 * config/i386/i386.c (override_options): Likewise.
21621 * doc/invoke.texi: Likewise.
21623 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21625 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21626 offsets for BIT_FIELD_REF and COMPONENT_REF.
21628 2007-03-28 Richard Guenther <rguenther@suse.de>
21630 * tree.c (is_global_var): Move ...
21631 * tree-flow-inline.h (is_global_var): ... here.
21632 * tree.h (is_global_var): Remove declaration.
21634 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21636 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21638 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21639 * config/i386/i386.c (ix86_tune_features): Initialize new
21641 * config/i386/predicates.md (promotable_binary_operator): Use
21642 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21644 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21647 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21649 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21651 * config/fr30/fr30.md (movsi_internal): Change destination
21652 constraint from m to V and add m to the end.
21654 2007-03-28 Christian Bruel <christian.bruel@st.com>
21656 * config/sh/sh.md (movsi_i): Fix type attribute.
21658 2007-03-28 Christian Bruel <christian.bruel@st.com>
21660 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21661 (movsf_ie): Likewise.
21663 2007-03-28 Christian Bruel <christian.bruel@st.com>
21665 * config.gcc: Add sh4-300 to multilib.
21666 * config/sh/t-mlib-sh4-300: New file.
21668 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21670 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21671 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21672 fix_trunc<mode>di2.
21673 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21674 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21675 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21676 "fixuns_trunctddi2"): Whitespace fix.
21678 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21680 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21681 the definition of struct sh_args.
21682 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21683 CALL_COOKIE_INT_REG_GET): Likewise.
21685 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21687 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21688 transformations are applied successfully.
21690 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21692 * tree.c (tree_contains_struct): Permit 512 tree codes.
21693 * tree.h (tree_contains_struct): Ditto.
21694 (MAX_TREE_CODES): Ditto.
21695 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21696 SPARE member to store remaining padding bits.
21698 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21700 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21703 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21705 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21706 * configure: Regenerate.
21708 * configure: Regenerate using the correct version of autoconf.
21710 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21712 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21714 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21715 regs to "__SP_L__" and "__SP_H__".
21717 2007-03-27 Richard Guenther <rguenther@suse.de>
21719 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21720 computations with it with a HOST_WIDE_INT variable.
21722 2007-03-26 Mike Stump <mrs@apple.com>
21724 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21725 objective-c-header, objective-c++-header and objc++-cpp-output
21727 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21729 2007-03-26 Richard Henderson <rth@redhat.com>
21732 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21733 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21734 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21735 IX86_BUILTIN_PSRLQ128): New.
21736 (ix86_init_mmx_sse_builtins): Add them.
21737 (ix86_expand_builtin): Expand them.
21738 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21739 operand 2 be TImode.
21740 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21741 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21742 _mm_srli_epi64): Mark __B const.
21743 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21744 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21745 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21746 new two-vector shift builtins.
21748 2007-03-26 Ian Lance Taylor <iant@google.com>
21750 PR tree-optimization/31345
21751 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21752 [+INF, +INF(OVF)] into VARYING.
21754 2007-03-26 Zack Weinberg <zackw@panix.com>
21756 * gengtype-parse.c: New file.
21757 * gengtype-yacc.y: Delete.
21758 * gengtype-lex.l: Don't include gengtype-yacc.h.
21759 Define YY_DECL and yyterminate appropriately for recursive
21760 descent parser. yylval is now a string out-parameter to yylex.
21761 (HWS, EOID): New shorthand.
21762 (IWORD): Add a couple more types.
21763 (yylex): Add a setup stanza. Remove the complex rules for
21764 detecting GTY'ed types and typedefs; replace with simple
21765 keyword detectors. Adjust everything for the changed
21766 definition of yylval. Ignore all pp-directives, not just #define.
21768 (parse_file): Rename yybegin; do not call yyparse.
21770 * gengtype.c (xasprintf): Export again.
21771 (this_file): New. Use everywhere __FILE__ was being used.
21772 (get_lang_bitmap): Special case types defined in gengtype.c.
21773 (do_typedef, new_structure): Suppress definition of certain types.
21774 (new_structure): Improve diagnostics of duplicate definitions.
21775 Make sure location_s is associated with input.h.
21776 (nreverse_pairs, define_location_structures): New functions.
21777 (main): Improve tagging of kludge types. Remove old kludges
21778 for input.h types; use define_location_structures.
21779 * gengtype.h: Update prototypes. Define token codes here.
21780 * Makefile.in: Remove all references to gengtype-yacc.
21781 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21783 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21784 add GTY((skip)) to the field that's only conditionally there.
21785 * doc/install.texi: Document that Bison is no longer required
21786 unless building treelang.
21788 * gengtype.c: Don't include gtyp-gen.h.
21789 (srcdir): Declare here.
21790 (base_files, lang_dir_names): Allocate dynamically.
21791 (gt_files, num_gt_files, num_lang_dirs): New globals.
21792 (measure_input_list, read_input_line, read_input_list)
21793 (set_lang_bitmap): New functions.
21794 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21795 simplify, relying on read_input_list to set up the bitmaps.
21796 (main): Arguments are no longer unused. Check for correct number
21797 of command line arguments, set srcdir and srcdir_len, then call
21798 read_input_list, before doing anything else. No need to worry
21799 about duplicates in main loop.
21800 * configure.ac: Simplify the calculation of all_gtfiles.
21801 Put language tags in there. Don't set or substitute
21802 all_gtfiles_files_langs or all_gtfiles_files_frags.
21803 * Makefile.in: Revamp the way gengtype is invoked, now that it
21804 takes a file on its command line with a much simpler format.
21805 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21806 (GTFILES): Remove duplicates and C source files.
21807 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21808 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21809 * configure: Regenerate.
21811 * gengtype.h: Remove all type definitions to gengtype.c; leave
21812 only definitions of options_p, type_p, and pair_p as opaque
21813 pointers. Update prototypes.
21814 * gengtype.c: Many type definitions moved here from gengtype.h.
21815 Consolidate type definitions at the top of the file.
21816 (xvasprintf): Delete.
21817 (xasprintf): Make static.
21818 (create_nested_pointer_option): Add 'next' parameter.
21819 (create_field_all, create_field_at): New functions.
21820 (create_field): Now a thin wrapper around create_field_all.
21821 (create_optional_field): Rename create_optional_field_ and add
21822 line argument. Original name is now a macro which supplies
21824 (oprintf): Use vsnprintf directly.
21825 (close_output_files): Use fatal rather than perror/exit.
21826 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21827 (main): Set progname. Don't use exit.
21828 * gengtype-yacc.y (struct_fields): Use create_field_at.
21829 (option, optionseqopt): Delete.
21830 (optionseq): Consolidate productions from option here so we
21831 can use the first argument to create_option.
21833 * gengtype-lex.l: Distinguish unions from structures in the
21834 token type. Don't call find_structure; return the tag as a string.
21835 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21836 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21837 string. Reorganize typedef_struct production accordingly.
21838 Use create_nested_ptr_option.
21839 * gengtype.c (create_nested_ptr_option): New function.
21840 * gengtype.h: Declare it.
21842 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21843 (string_type): Don't declare.
21844 (do_scalar_typedef): Declare.
21845 (create_scalar_type): Update prototype.
21846 * gengtype.c (string_type): Make static.
21847 (scalar_nonchar, scalar_char): New.
21848 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21849 (resolve_typedef): Use scalar_nonchar for error recovery.
21850 (create_scalar_type): Remove name_len field. Return scalar_char
21851 or scalar_nonchar as appropriate.
21852 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21853 to use string_type.
21854 (throughout): Use scalar_nonchar instead of calling
21855 create_scalar_type, whenever possible.
21856 (main): Initialize scalar_char and scalar_nonchar before calling
21858 * gengtype-lex.l: Adjust for removal of second argument to
21859 create_scalar_type. Use yylval.s instead of yylval.t when
21861 * gengtype-yacc.y: Type of SCALAR is string. Call
21862 create_scalar_type from type:SCALAR rule. Adjust for removal of
21863 second argument to create_scalar_type.
21865 * vec.h: Remove all #if IN_GENGTYPE blocks.
21866 Add comment saying that changes may require adjustments to gengtype.
21867 * gengtype.c: Don't include coretypes.h or tm.h.
21868 Add comment to inclusion of errors.h.
21869 (note_def_vec, note_def_vec_alloc): New functions.
21870 * gengtype.h: Declare new functions.
21871 * gengtype-lex.l: Don't include coretypes.h.
21872 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21874 (update_lineno): Remove unnecessary prototype.
21875 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21876 (VEC rule): Just return VEC_TOKEN.
21877 * gengtype-yacc.y (VEC_TOKEN): New token type.
21878 (type): Add a production for VEC(a,b).
21879 * Makefile.in: Update dependencies.
21881 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21882 typedefs that use the old PARAMS macro.
21884 * gengtype-lex.l: Remove all rules and states relating to yacc
21886 * gengtype-yacc.y: Similarly.
21887 * gengtype.c (note_yacc_type): Delete function.
21888 * gengtype.h: Update prototypes.
21890 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21892 * tree-pretty-print.c (dump_generic_node): Report precision of
21893 unnamed integer types.
21895 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21897 * ifcvt.c (noce_try_store_flag_constants): Don't check
21898 no_new_pseudos here.
21899 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21900 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21901 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21902 noce_try_sign_mask): Likewise.
21903 (if_convert): Check no_new_pseudos here.
21905 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21907 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21908 (noce_get_condition): Handle new then_else_reversed argument.
21909 (noce_init_if_info): Remove, fold into noce_find_if_block.
21910 (noce_process_if_block): Take a struct noce_if_info as the
21911 argument. Don't set up one based on ce_if_info. Update pointer
21912 references accordingly.
21913 (cond_move_process_if_block): Likewise.
21914 (process_if_block): Removed.
21915 (find_if_block): Removed. Move functionality two new functions,
21916 noce_find_if_block and cond_exec_find_if_block.
21917 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21918 blocks and the symmetric IF-ELSE-JOIN case.
21919 (cond_exec_find_if_block): Also new function mostly based on old
21920 find_if_block and process_if_block.
21921 (find_if_header): Replace find_if_block call with separately
21922 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21923 (find_cond_trap): Update noce_get_condition call.
21924 (dead_or_predicable): Likewise.
21926 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21928 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21930 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21931 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21932 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21933 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21934 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21935 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21936 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21937 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21938 __builtin_ia32_psrad128 builtins.
21940 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21942 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21943 * config/i386/constraints.md
21944 (define_constraint "I"): Use IN_RANGE macro.
21945 (define_constraint "J"): Ditto.
21946 (define_constraint "K"): Ditto.
21947 (define_constraint "M"): Ditto.
21948 (define_constraint "N"): Ditto.
21949 (define_constraint "O"): Ditto.
21950 * config/i386/predicates.md
21951 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21952 (define_predicate "const_0_to_3_operand"): Ditto.
21953 (define_predicate "const_0_to_7_operand"): Ditto.
21954 (define_predicate "const_0_to_15_operand"): Ditto.
21955 (define_predicate "const_0_to_63_operand"): Ditto.
21956 (define_predicate "const_0_to_255_operand"): Ditto.
21957 (define_predicate "const_1_to_31_operand"): Ditto.
21958 (define_predicate "const_2_to_3_operand"): Ditto.
21959 (define_predicate "const_4_to_7_operand"): Ditto.
21961 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21963 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21964 in SImode for save_world.
21965 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21968 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21970 PR tree-optimization/30784
21971 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21974 2007-03-25 Revital Eres <eres@il.ibm.com>
21976 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21977 Fold movement_possibility function into it.
21979 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21981 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21982 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21983 (call_indirect_nonlocal_darwin64): Same.
21984 (call_nonlocal_darwin64): Same.
21985 (call_value_indirect_nonlocal_darwin64): Same.
21986 (call_value_nonlocal_darwin64): Same.
21987 (sibcall_nonlocal_darwin64): Same.
21988 (sibcall_value_nonlocal_darwin64): Same.
21989 (sibcall_symbolic_64): Same.
21990 (sibcall_value_symbolic_64): Same.
21991 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21993 (rs6000_emit_load_toc_table): Same.
21994 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21995 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21997 (divss_call): Same.
21998 (divus_call): Same.
21999 (quoss_call): Same.
22000 (quous_call): Same.
22001 (load_toc_v4_pic_si): Same
22002 (load_toc_v4_PIC_1): Same.
22003 (load_toc_v4_PIC_1b): Same.
22004 (call_indirect_aix{32,64}): Same.
22005 (call_value_indirect_aix{32,64}): Same.
22007 (call_value): Same.
22008 (call_local{32,64}): Same.
22009 (call_value_local{32,64}): Same.
22010 (call_indirect_nonlocal_aix{32,64}): Same.
22011 (call_nonlocal_aix{32,64}): Same.
22012 (call_value_indirect_nonlocal_aix{32,64}): Same.
22013 (call_value_nonlocal_aix{32,64}): Same.
22014 (call_indirect_nonlocal_sysv<mode>): Same.
22015 (call_nonlocal_sysv<mode>): Same.
22016 (call_value_indirect_nonlocal_sysv<mode>): Same.
22017 (call_value_nonlocal_sysv<mode>): Same.
22019 (sibcall_local{32,64}): Same.
22020 (sibcall_value_local{32,64}): Same.
22021 (sibcall_nonlocal_aix{32,64}): Same.
22022 (sibcall_value_nonlocal_aix{32,64}): Same.
22023 (sibcall_nonlocal_sysv<mode>): Same.
22024 (sibcall_value): Same.
22025 (sibcall_value_nonlocal_sysv<mode>): Same.
22027 2007-03-24 Paul Brook <paul@codesourcery.com>
22029 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22030 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22032 2007-03-24 Richard Henderson <rth@redhat.com>
22034 * config/ia64/constraints.md: New file.
22035 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22036 satisfies_constraint_?.
22037 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22038 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22039 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22040 ia64_output_mi_thunk): Likewise.
22041 (ia64_const_ok_for_letter_p): Remove.
22042 (ia64_const_double_ok_for_letter_p): Remove.
22043 (ia64_extra_constraint): Remove.
22044 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22045 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22046 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22047 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22048 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22049 EXTRA_MEMORY_CONSTRAINT): Remove.
22050 * config/ia64/ia64.md: Include constriants.md. Replace
22051 CONST_OK_FOR_? with satisfies_constraint_?.
22053 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22054 H.J. Lu <hongjiu.lu@intel.com>
22056 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22058 (name macros): Use DPD_BID_NAME to convert names properly.
22060 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22061 decimal floating point format.
22062 (init_floating_libfuncs): Change decimal functions so that they
22063 have a "bid_" prefix if the decimal system uses the BID format,
22064 and "dpd_" prefix if the decimal system uses the DPD format.
22065 (init_interclass_conv_libfuncs): Ditto.
22066 (init_intraclass_conv_libfuncs): Ditto.
22068 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22069 using the BID format.
22071 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22072 whether we are using the BID decimal format.
22073 * configure: Regenerate.
22075 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22076 the compiler has decimal floating point enabled. Define
22077 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22080 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22081 using the BID format.
22083 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22084 whether we are using the BID decimal format.
22085 * configure: Regenerate.
22087 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22088 the compiler has decimal floating point enabled. Define
22089 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22092 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22093 options, and that it is enabled for i386/x86_64 systems.
22095 * Makefile.in (enable_decimal_float): New.
22097 (DECNUMINC): Add -I$(DECNUMFMT).
22098 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22099 to $(DECNUMFMT) from $(DECNUM).
22101 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22102 Substitute enable_decimal_float.
22103 * configure: Regenerated.
22106 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22109 * configure.ac: Enable decimal float for x86_64-*-linux*.
22110 * configure: Regenerated.
22113 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22114 decimal128ClearSign to flip and clear the sign bit in decimal128.
22115 (decimal_real_maxval): Set decimal128SetSign to set the sign
22118 2007-03-23 Ian Lance Taylor <iant@google.com>
22120 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22122 2007-03-23 Ian Lance Taylor <iant@google.com>
22124 * tree-dump.c (dump_files): Correct comment.
22126 2007-03-23 Ian Lance Taylor <iant@google.com>
22128 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22130 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22132 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22133 in cfglayout mode. Don't go into and out of cfglayout mode.
22134 Link the blocks in the order of the constructed traces.
22135 (rest_of_handle_tracer): Adjust call to tracer.
22136 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22137 Don't go into cfglayout mode.
22138 (rtl_loop_done): Don't go out of cfglayout mode.
22139 * cfglayout.c (relink_block_chain): New function, split out from...
22140 (fixup_reorder_chain): ...here. Remove redundant checking.
22141 (cfg_layout_finalize): Don't clear the header, footer, and aux
22142 fields here, move the code to do so to relink_block_chain. Likewise
22143 for free_original_copy_tables.
22144 * rtl.h (tracer): Update prototype.
22145 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22146 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22147 mode. Use relink_block_chain to serialize the CFG according to the
22148 new basic block order. Move targetm.cannot_modify_jumps_p check from
22150 (gate_handle_reorder_blocks): ...to here.
22151 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22153 (gate_duplicate_computed_gotos): ...to here.
22154 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22155 something always changes when going into and out of cfglayout mode.
22156 Perform an expensive cfg cleanup while going into cfglayout mode.
22157 Always update liveness information on HAVE_conditional_execution
22158 targets. Reserialize the basic blocks and go out of cfglayout mode.
22159 * reg-stack.c: Include cfglayout.h.
22160 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22161 the call to reorder_basic_blocks.
22162 * basic-block.h (reorder_basic_blocks): Update prototype.
22163 (relink_block_chain): New prototype.
22164 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22166 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22168 * config/mips/mips.md (type, hazard, *movdi_32bit,
22169 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22170 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22171 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22172 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22173 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22175 (movcc): Change first xfer to multi.
22176 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22177 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22178 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22179 config/mips/generic.md: Change reservations using "xfer" to use
22181 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22182 using match_operand.
22183 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22184 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22186 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22188 2007-03-22 Richard Henderson <rth@redhat.com>
22190 * config/i386/i386.c: Remove unnecessary function declarations.
22191 Move targetm definition, and all related macros, to the end of
22192 the file. Resort some functions to put definitions before uses.
22193 (ix86_attribute_table): Make static. Move to end of file.
22194 (ix86_gimplify_va_arg): Make static.
22196 2007-03-22 Richard Henderson <rth@redhat.com>
22198 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22199 don't increase local_regparm with force_align_arg_pointer check.
22200 (ix86_function_sseregparm): Assert 32-bit.
22201 (type_has_variadic_args_p): New.
22202 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22203 type_has_variadic_args_p.
22204 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22205 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22206 use memset instead. Do maybe_vaarg check first; skip attribute
22207 tests if true; skip attribute tests for 64-bit.
22208 (construct_container): Remove TARGET_DEBUG_ARG.
22209 (function_arg_advance_32, function_arg_advance_64): Split out ...
22210 (function_arg_advance): ... from here.
22211 (function_arg_32, function_arg_64): Split out ...
22212 (function_arg): ... from here.
22213 (ix86_pass_by_reference): Tidy.
22214 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22215 (function_value_32): New, from parts of ix86_function_value
22216 and ix86_value_regno.
22217 (function_value_64): New, from parts of ix86_function_value
22218 and ix86_libcall_value.
22219 (ix86_function_value_1): New.
22220 (ix86_function_value, ix86_libcall_value): Use it.
22221 (return_in_memory_32, return_in_memory_64): Split out ...
22222 (ix86_return_in_memory): ... from here.
22223 (ix86_struct_value_rtx): Skip for 64-bit.
22224 (ix86_libcall_value, ix86_value_regno): Remove.
22225 (setup_incoming_varargs_64): Split out ...
22226 (ix86_setup_incoming_varargs): ... from here.
22227 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22228 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22229 * config/i386/i386-protos.h (ix86_function_value): Remove.
22230 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22232 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22235 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22236 infinities not supported, otherwise emit warning if -Woverflow. On
22237 underflow, emit warning if -Woverflow.
22238 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22240 * real.h (real_from_string): Update declaration
22242 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22243 Richard Henderson <rth@redhat.com>
22245 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22246 * calls.c (compute_argument_block_size, expand_call,
22247 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22248 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22249 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22250 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22251 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22252 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22253 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22254 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22257 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22259 * c-incpath.c (add_sysroot_to_chain): New.
22260 (merge_include_chains): Add sysroot argument. Call
22261 add_sysroot_to_chain if sysrooted.
22262 (register_include_chains): Update call to merge_include_chains.
22263 * doc/cppopts.texi: Document use of '=' in include directory
22266 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22268 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22269 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22270 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22271 insn pattern using X87MODEF12 mode macro.
22273 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22275 * regmove.c (regmove_optimize): Use reg_mentioned_p
22276 instead of reg_overlap_mentioned_p for DST.
22278 2007-03-21 Mike Stump <mrs@apple.com>
22280 * c.opt: Fixup for Objective-C/C++.
22282 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22284 * explow.c (convert_memory_address): Fold memory reference when
22285 POINTERS_EXTEND_UNSIGNED < 0
22287 2007-03-21 Richard Henderson <rth@redhat.com>
22290 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22291 * config/i386/mmintrin.h (__m64): Likewise.
22292 * config/i386/xmmintrin.h (__m128): Likewise.
22294 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22296 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22297 (VXWORKS_OS_CPP_BUILTINS): Define.
22298 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22299 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22301 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22303 * rtl.h (constant_pool_reference_p): Delete.
22304 (find_constant_src): Declare.
22305 * rtlanal.c (find_constant_src): New function.
22306 * simplify-rtx.c (constant_pool_reference_p): Delete.
22307 * config/i386/i386.md: Use find_constant_src instead of
22308 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22310 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22312 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22313 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22315 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22317 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22318 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22319 (arm_elf_asm_constructor): Use it.
22320 (arm_elf_asm_destructor): New function.
22322 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22324 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22326 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22328 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22330 2007-03-19 Andrew Haley <aph@redhat.com>
22332 PR tree-optimization/31264
22333 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22334 VIEW_CONVERT_EXPRs.
22336 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22338 PR rtl-optimization/30907
22339 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22340 (fwprop_init): Always call loop_optimizer_initialize.
22341 (fwprop_done): Always call loop_optimizer_finalize.
22342 (fwprop): We always have loop info now.
22343 (gate_fwprop_addr): Remove.
22344 (pass_fwprop_addr): Use gate_fwprop as gate.
22346 PR rtl-optimization/30841
22347 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22348 df_chain_alloc): Call df_reorganize_refs unconditionally.
22349 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22350 refs_organized to refs_organized_size.
22351 (df_ref_create_structure): Use refs_organized_size instead of
22352 bitmap_size if refs had been organized, and keep refs_organized_size
22354 * df.h (struct df_ref_info): Change refs_organized to
22355 refs_organized_size.
22356 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22359 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22361 * except.c (output_function_exception_table): Do not reference the
22362 EH personality routine for functions that do not require an
22365 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22368 * c-typeck.c (convert_for_assignment): Call comptypes for
22369 RECORD_TYPE or UNION_TYPE.
22371 PR inline-asm/30505
22372 * reload1.c (reload): Do invalid ASM checking after
22373 cleanup_subreg_operands.
22375 2007-03-19 Jeff Law <law@redhat.com>
22377 * tree-cfg.c (find_taken_edge): Tighten conditions for
22378 optimizing computed gotos.
22380 2007-03-19 Michael Matz <matz@suse.de>
22382 * builtins.c (expand_builtin_sync_operation,
22383 expand_builtin_compare_and_swap,
22384 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22387 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22388 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22391 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22393 * doc/tm.texi: Add brackets around the return type of
22394 TARGET_SECONDARY_RELOAD.
22396 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22397 Richard Guenther <rguenther@suse.de>
22399 PR tree-optimization/31254
22400 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22401 Use handled_component_p () where appropriate. Continue
22402 propagating into the rhs if we propagated into an INDIRECT_REF
22405 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22407 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22408 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22409 (xde, xdee): Mode attributes adjusted to support DFP modes.
22410 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22411 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22412 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22413 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22414 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22415 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22416 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22418 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22419 "movsf"): Insn definitions removed.
22420 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22421 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22422 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22424 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22425 "reload_in<mode>", "reload_out<mode>"): Expander added.
22426 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22429 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22431 * config/s390/s390.md: Only non-functional changes. Renamed
22432 FPR mode macro to BFP all over the file.
22434 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22436 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22437 (op_type attribute): RRF instruction type added.
22438 (fT0): New mode attribute.
22439 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22440 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22441 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22442 instruction no secondary memory is needed when moving DFmode values
22443 between GPRs and FPRs.
22445 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22447 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22448 inverted and documentation adjusted.
22449 ("mhard-dfp", "msoft-dfp"): New options.
22450 * config/s390/s390.c (s390_handle_arch_option): New architecture
22452 (override_options): Sanity checks for the new options added.
22453 * config.gcc: New architecture switch: z9-ec.
22454 * config/s390/s390.h (processor_flags): PF_DFP added.
22455 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22456 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22457 when the bit is NOT set so remove it from the defaults.
22459 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22461 * genemit.c (main): Print include statement for dfp.h.
22462 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22465 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22467 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22469 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22472 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22473 instead of PATTERN.
22475 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22477 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22478 attr_length_call, output_call, output_indirect_call): Cleanup
22479 formatting of targetm calls.
22481 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22483 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22485 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22487 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22488 reservation, bypass and anti-bypass descriptions for these
22489 instructions. Update move patterns.
22490 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22493 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22495 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22496 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22497 (get_initial_def_for_reduction): Likewise.
22499 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22501 Fix PR tree-optimization/29922
22502 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22503 (get_representative): Removed.
22504 (value_dies_in_block_x): Update for rvuse removal.
22505 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22506 (compute_antic_aux): Handle when PHI nodes appear in
22507 non-single-successors.
22508 (dump_bitmap_of_names): Removed.
22509 (compute_antic_safe): Renamed and removed rvuse calculation.
22510 Calculate only antic safe.
22511 (insert_into_preds_of_block): Remove assert.
22512 (execute_pre): Update for renamed functions.
22513 (defer_or_phi_translate_block): New function.
22515 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22517 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22518 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22520 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22521 Follow spelling conventions.
22523 * tree-data-ref.h: Remove the prototype for analyze_array.
22525 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22527 PR tree-optimization/31041
22528 * tree-vect-transform.c (get_initial_def_for_induction): Call
22529 force_gimple_operand.
22531 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22533 * ipa-type-escape.c (look_for_casts) : Revert code to use
22534 handled_component_p due to ada test a-numaux.adb.
22536 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22538 * final.c (final_scan_insn): Alter the condition of a
22539 conditional trap if we have nonstandard CC.
22541 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22543 * configure.ac: Remove excess quoting from asm line 0 test.
22544 * configure: Rebuilt.
22546 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22548 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22549 * c-common.c (convert_and_check): Move warning logic to...
22550 (warnings_for_convert_and_check): ...here. Define.
22551 * c-common.h (warnings_for_convert_and_check): Declare.
22553 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22555 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22556 (output_call): Likewise.
22558 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22560 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22562 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22564 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22566 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22568 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22569 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22571 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22573 PR tree-optimization/31183
22574 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22575 Use double_int instead of unsigned int for representing access_strides.
22576 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22578 2007-03-16 Richard Guenther <rguenther@suse.de>
22580 PR tree-optimization/31146
22581 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22582 to allow recursion of forward_propagate_addr_expr.
22583 (forward_propagate_addr_into_variable_array_index): Likewise.
22584 (forward_propagate_addr_expr): Likewise.
22585 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22586 (forward_propagate_addr_expr_1): Recurse on simple copies
22587 instead of propagating into them. Do so for useless conversions
22589 (forward_propagate_addr_expr): Clean up unused statements after
22592 2007-03-16 Richard Guenther <rguenther@suse.de>
22594 * builtins.c (expand_builtin_cexpi): Use the right argument
22595 for the expansion via cexp.
22597 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22599 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22600 * configure: Rebuilt.
22602 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22605 * dwarf2out.c (force_type_die): Adjust comment.
22606 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22608 2007-03-15 DJ Delorie <dj@redhat.com>
22610 * config/frv/predicates.md (minmax_operator): Don't check operands
22613 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22615 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22616 Update constant estimates of number of iterations.
22617 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22618 argument renamed to "realistic".
22619 (compute_estimated_nb_iterations): Removed.
22620 (record_niter_bound): New function.
22621 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22622 call record_nonwrapping_iv with upper = false.
22623 (infer_loop_bounds_from_signedness): Pass upper argument to
22624 record_nonwrapping_iv.
22625 (estimate_numbers_of_iterations_loop): Do not call
22626 compute_estimated_nb_iterations. Record estimate based on profile
22627 information. Initialize the constant estimates of number of
22629 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22631 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22632 number of iterations is too small.
22633 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22634 (EST_NOT_AVAILABLE): Removed.
22635 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22636 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22639 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22641 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22642 Handle NE_EXPR guards.
22644 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22647 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22648 Set also -pedantic-errors by default for the preprocessor unless
22649 -fpermissive is given.
22651 2007-03-15 Richard Guenther <rguenther@suse.de>
22653 PR middle-end/29719
22654 PR middle-end/31161
22655 * builtins.c (expand_builtin_cexpi): As a fallback if we
22656 don't have builtins for sincos or cexp create a function
22657 declaration for cexp and expand to a call to that.
22658 (expand_builtin_int_roundingfn): Always fall
22659 back to floor/ceil and its variants even if they may be
22662 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22664 PR middle-end/31159
22665 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22666 jump tables, move the call to delete_dead_jumptables from here...
22667 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22668 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22669 don't allow merging of blocks that try_redirect_by_replacing_jump
22670 also does not handle when not optimizing.
22672 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22673 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22675 * config/i386/i386.md (x86_sahf_1): Correctly handle
22678 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22681 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22682 x86_64_general_operand as operand[2] predicate. Remove "iF"
22683 from operand constraints and use "e" constraint instead.
22684 (*subti3_1, *subti3_1 splitter): Ditto.
22685 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22686 operand[1] predicate.
22688 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22690 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22691 arrays, multiply the access strides by the size of the sub-array.
22692 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22694 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22696 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22697 the configured assembler supports the sahf mnemonic.
22698 * configure: Regenerate.
22699 * config.in: Regenerate.
22701 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22702 emit "sahf" or ".byte\t0x9e" as asm template.
22704 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22707 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22708 option to replace hard coded TARGET_xxx in md file.
22709 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22710 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22711 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22712 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22713 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22714 (X86_TUNE_NOT_VECTORMODE): Ditto.
22715 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22716 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22717 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22718 (TUNE_SLOW_IMUL_IMM8): Ditto.
22719 (TUNE_MOVE_M1_VIA_OR): Ditto.
22720 (TUNE_NOT_UNPAIRABLE): Ditto.
22721 (TUNE_NOT_VECTORMODE): Ditto.
22723 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22726 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22727 tuning options instead of hard coded TARGET_xxx.
22728 (fix ssemode peephole2's): Ditto.
22729 (imul peephole2's): Ditto.
22731 (movdi_or_rex64): Ditto.
22732 (move peephole2): Ditto.
22733 (not peephole2's): Ditto.
22735 2007-03-14 Dirk Mueller <dmueller@suse.de>
22737 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22738 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22739 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22741 * c-parser.c (c_parser_do_statement): Warn about empty body in
22742 do/while statement.
22743 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22744 * doc/invoke.texi (-Wempty-body): Update documentation.
22746 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22749 * c-common.h (warn_for_div_by_zero): Declare.
22750 * c-common.c (warn_for_div_by_zero): Define.
22751 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22754 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22756 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22757 to PREFIX and STANDARD_PREFIX.
22759 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22760 Phil Edwards <phil@codesourcery.com>
22762 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22763 (__gthread_once_t): Remove busy field for RTPs.
22764 (__GTHREAD_ONCE_INIT): Update accordingly.
22766 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22768 * doc/invoke.texi: Document VxWorks options.
22770 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22772 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22774 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22776 PR tree-optimization/30590
22777 * tree-nrv.c (tree_nrv): Check for the partial update of the
22780 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22782 * flags.h (flag_random_seed): Remove declaration, in favor of...
22783 * toplev.h (get_random_seed, set_random_seed): ... these.
22784 * tree.c (get_file_function_name): Use the former.
22785 * opts.c (common_handle_option): Use the latter.
22788 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22790 PR middle-end/31127
22791 * cse.c (cse_find_path): Do not bail out if a basic block that
22792 we already visited now becomes part of a path that starts at a
22793 different basic block. Just disallow this, to make sure we
22794 visit each basic block at most once.
22796 2007-03-13 Jan Hubicka <jh@suse.cz>
22798 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22799 attributes, when profile esitmate is present, calls with very low
22800 frequency are cold.
22802 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22804 PR tree-optimization/30730
22805 PR tree-optimization/26900
22806 * tree-ssa-loop-niter.c: Include gmp.h.
22807 (bounds): New type.
22808 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22809 split_to_var_and_offset, determine_value_range,
22810 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22811 bound_difference, bounds_add, bounds_negate,
22812 number_of_iterations_ne_max, dump_affine_iv): New functions.
22813 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22814 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22815 difference of initial and final value of control iv to validate
22817 (number_of_iterations_cond): Add loop parameter. Determine bounds
22818 on the difference of the extremes of the control iv. Add dumps.
22819 (expand_simple_operations): Handle phi nodes.
22820 (simplify_using_initial_conditions): Do not record used conditions.
22821 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22822 Do not set additional_info.
22823 (implies_nonnegative_p, implies_ge_p): Removed.
22824 (derive_constant_upper_bound): Do not use parameter `additional'.
22825 (record_estimate): Parameter `additional' removed. Parameter
22826 `i_bound' added. Do not call derive_constant_upper_bound.
22827 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22828 bound the number of iterations estimate.
22829 (estimate_numbers_of_iterations_loop): Pass the estimate from
22830 the number of iterations analysis to record_estimate.
22831 * tree.h (multiple_of_p): Declare.
22832 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22833 (scev_const_prop): Do not check expression_expensive_p.
22834 * fold-const.c (multiple_of_p): Exported.
22835 * double-int.c (double_int_mask): Exported.
22836 * double-int.h (double_int_mask): Declare.
22837 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22838 field. Added max field.
22840 2007-03-13 David Taylor <taylor@candd.org>
22843 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22846 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22849 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22850 two unamed patterns.
22852 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22854 * config/i386/i386.opt (mcx16, msahf): New options.
22855 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22856 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22858 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22859 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22860 Output -mcx16 and -msahf options when corresponding bit is set.
22862 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22863 and -msahf options.
22865 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22867 * configure.ac: Test for assembler tolerance to # 0 "".
22868 * configure, config.in: Rebuilt.
22869 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22871 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22873 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22875 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22876 (handle_syscall): Handle direct system calls.
22877 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22879 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22881 * doc/invoke.texi: Fix cpp.info cross-reference.
22882 * doc/passes.texi: Fix gcc.info cross-reference.
22884 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22886 PR tree-optimization/30835
22887 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22888 bb_for_stmt is not NULL before accessing it.
22890 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22892 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22895 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22898 * doc/install.texi: Document --enable-stage1-languages
22900 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22902 * tree-pass.h (pass_into_cfg_layout_mode,
22903 pass_outof_cfg_layout_mode): Declare.
22904 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22905 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22906 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22907 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22909 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22911 * c-decl.c (warn_variable_length_array): New function.
22912 Refactored from grokdeclarator to handle warn_vla
22913 and handle unnamed array case.
22914 (grokdeclarator): Refactored VLA warning case.
22915 * c.opt (Wvla): New flag.
22916 * doc/invoke.texi (Wvla): New warning.
22918 2007-03-12 Richard Henderson <rth@redhat.com>
22920 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22921 (TARGET_SECTION_TYPE_FLAGS): New.
22923 2007-03-12 Richard Henderson <rth@redhat.com>
22925 * config/darwin.c (machopic_reloc_rw_mask): New.
22926 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22927 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22929 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22931 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22932 * cppdefault.h (cpp_PREFIX): Document.
22933 (cpp_PREFIX_len): Likewise.
22934 (cpp_EXEC_PREFIX): New variable.
22935 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22936 * c-incpath.c (add_standard_paths): Correct logic for relocating
22937 paths within prefix.
22939 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22941 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22942 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22944 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22945 fix_truncdfdi_sse using SSEMODEF mode macro.
22946 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22947 fix_truncdfsi_sse using SSEMODEF mode macro.
22948 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22949 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22951 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22953 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22954 elfos.h to tm_file.
22956 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22958 * tree.h : Add multiple_of_p declaration.
22959 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22960 * ipa-type-escape.c (results_of_malloc): Redundant.
22961 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22962 (cast_type): Extended with new members.
22963 (check_cast): Returns cast_type.
22964 (cast): New structure for data of walk_use_def_chains.
22965 (is_malloc_result, is_cast_from_non_pointer_1,
22966 is_cast_from_non_pointer,
22967 is_array_access_through_pointer_and_index): New functions.
22968 (look_for_casts): Returns cast types.
22969 (check_call): Returns void.
22970 (okay_pointer_operation): Use support of pointer plus index,
22971 pointer plus constant and allow all multiplications.
22973 2007-03-11 Richard Guenther <rguenther@suse.de>
22975 PR tree-optimization/31115
22976 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22977 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22978 A shift count of zero is not special as with *_DIV_EXPR.
22979 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22982 2007-03-11 Ian Lance Taylor <iant@google.com>
22984 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22985 the *_DIV_EXPR codes correctly with overflow infinities.
22987 2007-03-11 Ira Rosen <irar@il.ibm.com>
22989 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22990 indicate success/failure of the analysis. Add negation to subtrahend
22991 in case of subtraction. Fail if both operands contain constants.
22992 (create_data_ref): Fail if analyze_offset fails.
22994 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22996 * config/i386/i386.md (frndintxf2): Rename to ...
22997 (rintxf2): ... this. Remove expander having same name.
22998 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22999 (roundsf2, rounddf2): Ditto.
23000 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23001 (lround<mode>di2, lround<mode>si2): Ditto.
23003 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23005 * lower-subreg.c: Include except.h.
23006 (decompose_multiword_subregs): Verify that the only control flow
23007 insns we can split are loads to multi-words pseudos.
23008 Handle breaking such blocks after splitting, instead of calling
23009 find_many_sub_basic_blocks.
23011 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23012 on the new basic block. Add a lengthy comment explaining why we
23013 thought this was necessary.
23014 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23016 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23019 * tree.c (walk_type_fields): Recurse into the element type of
23020 ARRAY_TYPEs if there is a pointer set.
23022 2007-03-10 Dirk Mueller <dmueller@suse.de>
23024 * c-common.c (warn_logical_operator): Fix condition.
23026 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23028 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23030 * config/darwin.c (machopic_select_section): Remove superfluous
23031 argument in call to categorize_decl_for_section. Remove unused
23034 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23036 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23038 * configure: Regenerate.
23040 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23043 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23044 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23045 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23046 Add LABEL_NUSES to emitted label.
23047 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23048 branch probability value to emitted jump insn.
23049 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23050 Do not check life information and do not re-arrange input operands
23051 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23053 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23055 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23056 the change of decode_asm_operands.
23058 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23060 * mode-switching.c (create_pre_exit): Skip blockage insn.
23062 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23064 * tree-pass.h (TODO_update_smt_usage): Remove.
23066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23070 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23072 * pa.c (attr_length_call): Revise condition for long
23073 pc-relative branch.
23074 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23075 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23076 sequence on SOM target.
23078 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23080 * gcc.c: Document %{, in big comment at top.
23081 (input_suffix_matches): Remove special handling for .s and
23083 (input_spec_matches): New.
23084 (handle_braces): Handle %{,.
23085 (validate_switches): ',' indicates a value which is not a switch.
23086 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23087 to detect assembler input.
23088 * config/i386/sol2.h (CPP_SPEC): Likewise.
23089 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23090 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23091 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23092 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23093 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23094 -m64 causes deployment target to default to 10.5.
23095 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23097 2007-03-09 Richard Henderson <rth@redhat.com>
23100 * target.h (targetm.asm.out.reloc_rw_mask): New.
23101 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23102 (TARGET_ASM_OUT): Use it.
23103 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23104 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23105 use the new reloc_rw_mask target hook instead.
23106 (default_section_type_flags_1): Merge into...
23107 (default_section_type_flags): ... here.
23108 (decl_readonly_section_1): Merge into...
23109 (decl_readonly_section): ... here.
23110 (default_elf_select_section_1): Merge into...
23111 (default_elf_select_section): ... here.
23112 (default_unique_section_1): Merge into...
23113 (default_unique_section): ... here.
23114 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23115 (default_select_rtx_section): Use it.
23116 (default_elf_select_rtx_section): Likewise.
23117 * output.h: Update to match.
23118 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23119 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23120 (TARGET_ASM_RELOC_RW_MASK): New.
23121 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23122 to categorize_decl_for_section.
23123 (x86_64_elf_unique_section): Likewise.
23124 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23125 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23126 (TARGET_ASM_RELOC_RW_MASK): New.
23127 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23128 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23129 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23130 (TARGET_RWRELOC): Remove.
23131 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23132 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23133 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23134 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23135 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23136 (rs6000_xcoff_select_section): Use decl_readonly_section.
23137 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23138 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23139 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23140 (TARGET_SECTION_TYPE_FLAGS): Remove.
23141 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23143 2007-03-09 Roger Sayle <roger@eyesopen.com>
23145 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23146 complex constant equality/inequality comparisons for here.
23147 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23148 known at compile-time or can be simplified to a scalar comparison.
23149 (fold_relational_const): Move compile-time evaluation of complex
23150 constant equality/inequality comparisons to here.
23152 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23154 PR rtl-optimization/30643
23155 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23157 (fold_rtx): Recurse, like before 2006-11-03.
23159 2007-03-09 DJ Delorie <dj@redhat.com>
23161 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23164 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23166 PR tree-optimization/30375
23167 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23168 LHS of statements is not the same.
23169 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23171 2007-03-09 Chao-ying Fu <fu@mips.com>
23173 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23175 * doc/invoke.texi (-mdspr2): Document new option.
23176 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23177 New unspec for DSP REV 2.
23178 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23179 these instructions are extended in DSP REV 2.
23180 (mips-dspr2.md): Include.
23181 * config/mips/mips.opt (mdspr2): New option.
23182 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23183 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23184 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23185 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23186 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23187 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23188 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23190 (bdesc_map): Add one field of unsupported_target_flags.
23191 (bdesc_arrays): Update entries to have extra fields. Add
23193 (mips_init_builtins): Initialize new function types.
23194 Check unsupported_target_fileds to filter out builtins.
23195 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23197 (ASM_SPEC): Pass mdspr2 to the assembler.
23198 * config/mips/mips-dspr2.md: New file.
23200 2007-03-09 Sa Liu <saliu@de.ibm.com>
23202 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23204 2007-03-09 Ian Lance Taylor <iant@google.com>
23206 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23207 argument) like -Wstrict-overflow=2.
23208 * doc/invoke.texi (Warning Options): Update documentation.
23210 2007-03-09 Dirk Mueller <dmueller@suse.de>
23213 * doc/invoke.texi (-Wlogical-op): Document.
23214 * common.opt (-Wlogical-op): New.
23215 * c-common.h (warn_logical_operator): Declare.
23216 * c-common.c (warn_logical_operator): Define.
23217 * c-typeck.c (parser_build_binary_op): Call
23218 warn_logical_operator.
23220 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23222 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23223 * final.c (final_scan_insn): Test for non-"" file name.
23225 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23227 * doc/loop.texi: Document the Omega linear constraints solver.
23228 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23229 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23230 omega-hash-table-size, omega-max-keys, and
23231 omega-eliminate-redundant-constraints.
23232 * tree-pass.h (pass_check_data_deps): Declared.
23235 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23236 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23237 pass_check_data_deps): New.
23238 * tree-data-ref.c (init_data_ref): Remove declaration.
23239 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23240 (analyze_array): Renamed init_array_ref, move up initializations.
23241 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23242 Removed arguments that are set to NULL.
23243 (analyze_indirect_ref): Correct indentation, correct call to
23245 (object_analysis): Call init_array_ref instead of analyze_array.
23246 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23247 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23248 of DR_ACCESS_FNS_ADDR.
23249 (init_omega_eq_with_af, omega_extract_distance_vectors,
23250 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23251 ddr_consistent_p): New.
23252 (compute_affine_dependence): Check consistency of ddrs when
23253 flag_check_data_deps is passed.
23254 (analyze_all_data_dependences): Uncomment.
23255 (tree_check_data_deps): New.
23256 * tree-data-ref.h: Include omega.h.
23257 (DR_ACCESS_FNS_ADDR): Removed.
23258 (data_dependence_relation): Add inner_loop.
23259 (DDR_INNER_LOOP): New.
23260 * common.opt (fcheck-data-deps): New.
23261 * tree-flow.h (tree_check_data_deps): Declare.
23262 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23263 (OBJS-common): Depend on omega.o.
23265 * passes.c (pass_check_data_deps): Scheduled.
23266 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23267 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23268 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23269 PARAM_VECT_MAX_VERSION_CHECKS,
23270 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23272 2007-03-09 Richard Guenther <rguenther@suse.de>
23274 PR tree-optimization/30904
23275 PR middle-end/31058
23276 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23277 the same way as *_DIV_EXPR.
23279 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23281 * recog.c (decode_asm_operands): No mixed declarations and code.
23283 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23285 * rtl.def (ASM_INPUT): Add location.
23286 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23287 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23288 (decode_asm_operands): Add loc operand.
23289 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23290 * stmt.c (expand_asm): Rename to...
23291 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23292 gen_rtx_ASM_INPUT_loc.
23293 (expand_asm_expr): Adjust.
23294 * recog.c (decode_asm_operands): Add loc operand.
23295 (check_asm_operands, extract_insn): Adjust.
23296 * reload1.c (maybe_fix_stack_asms): Likewise.
23297 * final.c (asm_insn_count): Likewise.
23298 (final_scan_insn): Output # line before and after asm.
23300 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23302 * tree-ssa-structalias.c (variable_info): Remove
23304 (new_var_info): Ditto.
23305 (shared_bitmap_info_t): New structure.
23306 (shared_bitmap_table): New variable.
23307 (shared_bitmap_hash): New function.
23308 (shared_bitmap_eq): Ditto
23309 (shared_bitmap_lookup): Ditto.
23310 (shared_bitmap_add): Ditto.
23311 (merge_smts_into): Change to take bitmap directly.
23312 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23313 (init_alias_vars): Init shared bitmap hashtable.
23314 (delete_points_to_sets): Delete shared bitmap hashtable.
23315 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23316 is_aliased removal as a change that was still necessary was
23319 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23321 * config/i386/i386.h (override_options): Conditionally disable
23322 x86_sahf for 64bit targets only.
23324 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23327 * c-decl.c (merge_decls): Don't call make_var_volatile.
23328 * varasm.c (make_var_volatile): Remove.
23329 * output.h (make_var_volatile): Remove.
23331 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23333 PR tree-optimization/31085
23334 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23336 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23338 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23339 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23340 ATTR_CONST_NOTHROW_LIST.
23342 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23345 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23347 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23349 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23352 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23354 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23355 passed, use shared libgcc.
23357 2007-03-08 Roger Sayle <roger@eyesopen.com>
23359 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23360 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23361 (honor_protect_cleanup_actions, lower_try_finally_switch):
23363 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23364 ifc_temp_var): Likewise.
23365 * tree-inline.c (setup_one_parameter): Likewise.
23366 * tree-mudflap.c (mf_decl_cache_locals,
23367 mf_build_check_statement_for): Likewise.
23368 * tree-nested.c (init_tmp_var, save_tmp_var,
23369 finalize_nesting_tree_1): Likewise.
23370 * tree-outof-ssa.c (insert_copy_on_edge,
23371 insert_backedge_copies): Likewise.
23372 * tree-profile.c (tree_gen_edge_profiler,
23373 tree_gen_ic_profiler): Likewise.
23374 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23375 * tree-sra.c (sra_build_assignment): Likewise.
23376 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23377 * tree-ssa-math-opts.c (insert_reciprocals,
23378 execute_cse_sincos_1): Likewise.
23379 * tree-tailcall.c (adjust_accumulator_values,
23380 adjust_return_value): Likewise.
23381 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23382 * tree-vect-transform.c (vect_create_data_ref_ptr,
23383 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23384 vect_create_epilog_for_reduction, vectorizable_reduction,
23385 vectorizable_call, vectorizable_conversion,
23386 vectorizable_assignment, vectorizable_operation,
23387 vectorizable_type_demotion, vect_gen_widened_results_half,
23388 vect_permute_store_chain, vectorizable_store,
23389 vect_setup_realignment, vect_permute_load_chain,
23390 vectorizable_load, vectorizable_condition,
23391 vect_create_cond_for_align_checks): Likewise.
23392 * tree-vrp.c (build_assert_expr_for): Likewise.
23394 2007-03-08 Ian Lance Taylor <iant@google.com>
23396 * tree-vrp.c: Include "intl.h".
23397 (usable_range_p): New static function.
23398 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23399 overflowed values, juts set *strict_overflow_p.
23400 (compare_values): Only return -2 if one of the operands is not a
23402 (compare_ranges): Call usable_range_p.
23403 (compare_range_with_value): Likewise.
23404 (vrp_evaluate_conditional_warnv): Rename from
23405 vrp_evaluate_conditional. Make static. Change all callers.
23406 (vrp_evaluate_conditional): New function.
23407 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23408 on signed overflow.
23409 (simplify_abs_using_ranges): Likewise.
23410 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23411 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23412 within_stmt parameter.
23413 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23414 vrp_evaluate_conditional.
23415 * tree-ssa-threadedge.c
23416 (record_temporary_equivalences_from_stmts_at_dest): Change
23417 simplify parameter to take a second tree parameter.
23418 (simplify_control_stmt_condition): Likewise.
23419 (thread_across_edge): Likewise.
23420 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23421 (thread_across_edge): Likewise.
23422 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23424 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23426 * config/i386/i386.h (TARGET_SAHF): New define.
23427 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23428 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23429 (x86_sahf): New global variable.
23430 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23431 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23432 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23433 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23435 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23436 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23437 when expanding fcomi/sahf based tests.
23438 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23439 expanding sahf based alternative. Emit sahf based sequence when
23440 optimizing for code size.
23441 * config/i386/i386.md (x86_sahf_1): Do not disable for
23442 TARGET_64BIT, enable for TARGET_SAHF.
23444 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23446 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23447 spurious whitespace from error message.
23449 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23452 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23454 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23456 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23458 * tree-sra.c (instantiate_element): Propagate disabled warnings
23459 from the element itself to the created variable.
23461 2007-03-07 Richard Henderson <rth@redhat.com>
23464 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23465 silently fix up the stack in the case of a missing register.
23467 2007-03-07 Paul Brook <paul@codesourcery.com>
23469 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23471 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23473 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23475 (phase1_vrs): Use them.
23476 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23477 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23478 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23479 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23480 __gnu_Unwind_Restore_WMMXC if required.
23481 (_Unwind_VRS_Pop): Implement iWMMXt support.
23482 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23483 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23484 gnu_Unwind_Save_WMMXC): Define.
23486 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23488 * config/vxworks.h (vxworks_override_options): Declare.
23489 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23490 * config/vxworks.c: Include target.h and toplev.h.
23491 (vxworks_override_options): New function.
23492 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23494 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23496 * config/s390/s390.c (override_options): Don't emit an error when
23497 -mstack-size is used without providing -mstack-guard.
23498 (s390_emit_prologue): Choose stack_guard value automatically if not
23499 provided via command line.
23500 * doc/invoke.texi: Adjust description of -mstack-guard and
23503 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23505 * config/i386/i386.c (output_set_got): Add a GOT initialization
23506 sequence for VxWorks PIC.
23507 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23508 around labels as well as symbols. Use gotoff_operand instead
23509 of local_symbolic_operand.
23510 (legitimize_pic_address): Use gotoff_operand instead of
23511 local_symbolic_operand. Use @GOT accesses for labels as
23513 (ix86_output_addr_diff_elt): Use PC-relative rather than
23514 GP-relative offsets for VxWorks PIC.
23515 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23516 no_new_pseudos. Check whether the returned register is op0.
23517 * config/i386/i386.md (tablejump): Use PC-relative rather than
23518 GP-relative offsets for VxWorks PIC.
23519 * config/i386/predicates.md (gotoff_operand): New predicate.
23521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23523 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23525 * config/vxworks-dummy.h: New file.
23526 * config/i386/i386.h: Include it.
23528 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23530 * dwarf2out.c (is_inlined_entry_point): New
23531 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23532 DW_AT_ranges if the first subblock is the entry point.
23534 2007-03-06 David Daney <ddaney@avtrex.com>
23536 * doc/install.texi (mips-*-*): Change recommended binutils
23539 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23541 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23542 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23544 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23545 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23547 2007-03-06 Jan Hubicka <jh@suse.cz>
23549 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23550 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23552 (probably_cold_bb_p): Cold functions are cold.
23553 (probably_never_executed_bb_p): Cold functions are cold.
23554 (tree_bb_level_predictions): Predict calls to cold functions as not
23556 (compute_function_frequency): Check hot/cold attributes.
23557 * function.h (function_frequency): Update comments.
23558 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23559 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23560 (c_common_att): Add cold and hot.
23562 * doc/extend.texi (hot,cold attributes): Document.
23564 2007-03-06 Andrew Haley <aph@redhat.com>
23566 * function.c (expand_function_end): Move blockage to just after we
23567 emit the label for the naked return from the function.
23569 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23571 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23574 2007-03-06 Jan Hubicka <jh@suse.cz>
23576 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23577 loaded for constant large models. Non-large 64bit PIC can do.
23578 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23579 * cmodel.h: Add LARGE PIC.
23580 * i386.md (UNSPEC_PLTOFF): New.
23581 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23583 (*call_1_rex64): Disable for large models.
23584 (*call_1_rex64_large): New.
23585 (*call_value_1_rex64): Disable for large models.
23586 (*call_value_1_rex64_large): New.
23587 (set_rip_rex4): New.
23588 (set_got_offset_rex64): New.
23589 * predicates.md (constant_call_address_operand): For large model
23590 constant calls are not possible.
23591 * i386-protos.h (construct_plt_address): Declare.
23592 * i386.c (override_options): Accept large models.
23593 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23594 (legitimate_constant_p): Add new UNSPECs.
23595 (legitimate_pic_operand_p): Likewise.
23596 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23597 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23599 (output_pic_addr_const): Add PLTOFF.
23600 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23601 (ix86_expand_move): Legitimize pic address when in PIC mode.
23602 (construct_plt_address): New function.
23603 (ix86_expand_call): Offload the address to register and use GOT
23604 pointer for large model.
23605 * invoke.texi (mcmodel=large): Update documentation.
23607 2007-03-06 Richard Henderson <rth@redhat.com>
23609 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23610 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23611 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23612 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23613 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23614 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23615 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23616 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23617 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23618 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23619 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23620 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23621 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23622 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23623 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23624 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23625 x86_schedule, x86_use_bt, x86_pad_returns,
23626 x86_use_xchgb): Merge into ...
23627 (ix86_tune_features): ... here. New array.
23628 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23629 x86_bswap): Merge into ...
23630 (ix86_arch_features): ... here. New array.
23631 (x86_3dnow_a): Remove.
23632 (x86_accumulate_outgoing_args): Make static.
23633 (x86_arch_always_fancy_math_387): Make static.
23634 (ix86_tune_mask, ix86_arch_mask): Move ...
23635 (override_options): ... to local variables here. Apply the
23636 appropriate mask to each element of ix86_arch_features and
23637 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23638 as were done in the old macros.
23639 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23640 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23641 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23642 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23643 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23644 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23645 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23646 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23647 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23648 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23649 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23650 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23651 x86_accumulate_outgoing_args, x86_prologue_using_move,
23652 x86_epilogue_using_move, x86_decompose_lea,
23653 x86_arch_always_fancy_math_387, x86_shift1,
23654 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23655 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23656 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23657 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23658 x86_use_incdec, x86_pad_returns, x86_bswap,
23659 x86_partial_flag_reg_stall): Remove.
23660 (enum ix86_tune_indices): New.
23661 (ix86_tune_features): New.
23662 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23663 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23664 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23665 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23666 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23667 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23668 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23669 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23670 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23671 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23672 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23673 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23674 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23675 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23676 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23677 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23678 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23679 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23680 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23681 TARGET_EXT_80387_CONSTANTS): Use it.
23682 (enum ix86_arch_indices): New.
23683 (ix86_arch_features): New.
23684 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23685 TARGET_BSWAP): Use it.
23686 (ix86_tune_mask, ix86_arch_mask): Remove.
23688 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23691 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23692 Define using $${sysroot_headers_suffix}.
23693 * configure: Regenerate.
23694 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23695 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23697 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23698 * gcc.c (print_sysroot_headers_suffix): New.
23699 (option_map): Include --print-sysroot-headers-suffix.
23700 (display_help): Mention -print-sysroot-headers-suffix.
23701 (process_command): Handle -print-sysroot-headers-suffix.
23702 (do_spec_1): Append multilib directory to include-fixed path if
23703 sysroot suffixes in use.
23704 (main): Handle -print-sysroot-headers-suffix.
23705 * Makefile.in (start.encap): Don't depend on xlimits.h
23706 (xlimits.h): Remove.
23707 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23708 limits.h for each multilib in fixinc_list.
23709 (fixinc_list, s-fixinc_list): New.
23710 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23711 generate them for each multilib in fixinc_list.
23712 (stmp-fixproto): Use include-fixed. Run fixproto for each
23713 multilib in fixinc_list.
23714 (mostlyclean): Don't remove xlimits.h.
23715 (clean): Remove include-fixed.
23716 (real-install-headers-tar, real-install-headers-cpio,
23717 real-install-headers-cp): Don't copy include, only include-fixed.
23718 (install-mkheaders): Depend on fixinc_list. Don't depend on
23719 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23720 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23721 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23723 2007-03-06 Jan Hubicka <jh@suse.cz>
23725 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23728 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23730 * configure.ac: Allow tm_file to contain build-directory files.
23731 * configure: Regenerate.
23732 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23733 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23734 * config/m68k/print-sysroot-suffix.sh: New file.
23736 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23738 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23739 of pic_offset_table_rtx if reload_completed.
23740 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23741 PIC_OFFSET_TABLE_REGNUM.
23742 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23744 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23745 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23747 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23749 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23750 functions that call eh_return.
23752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23754 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23755 functions that need a constant pool.
23757 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23760 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23761 (m68k_preferred_reload_class): Likewise.
23762 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23763 (SECONDARY_RELOAD_CLASS): Define.
23764 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23765 (LIMIT_RELOAD_CLASS): Delete.
23766 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23767 registers from storing bytes.
23768 (m68k_secondary_reload_class): New function.
23769 (m68k_preferred_reload_class): Likewise.
23771 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23773 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23775 (m68k_expand_prologue): Likewise.
23777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23779 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23780 (mips_expand_epilogue): Add a bool parameter.
23781 (m68k_legitimize_sibcall_address): Declare.
23782 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23783 (m68k_expand_epilogue): Add a parameter to select between sibling
23784 and normal epilogues. Only generate a return for the latter.
23785 (m68k_ok_for_sibcall_p): New function.
23786 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23787 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23788 (sibcall_value, *sibcall_value): Likewise.
23789 (*call, *call_value): Require !SIBLING_CALL_P.
23790 (epilogue): Update call to m68k_expand_epilogue.
23791 (sibcall_epilogue): New pattern.
23792 * config/m68k/predicates.md (const_call_operand): Say that this
23793 predicate applies to sibling calls too.
23794 (sibcall_operand): New predicate.
23796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23798 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23799 alternatives as movsi_cf.
23800 (movsf_cf_hard): Add commentary.
23802 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23803 Richard Sandiford <richard@codesourcery.com>
23805 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23806 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23807 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23808 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23809 as being live on exit from an interrupt function.
23810 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23811 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23812 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23813 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23814 (m68k_interrupt_function_p): Globalize.
23815 (m68k_compute_frame_layout): Remove reverse mask code.
23816 (m68k_emit_movem, m68k_set_frame_related): New functions.
23817 (m68k_output_function_prologue): Delete in favor of...
23818 (m68k_expand_prologue): ...this new function.
23819 (m68k_output_function_epilogue): Delete in favor of...
23820 (m68k_expand_epilogue): ...this new function.
23821 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23823 (print_operand): Handle %?.
23824 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23825 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23826 (prologue, epilogue): New patterns.
23827 (return): Turn into a define_expand.
23828 (*return): New pattern, derived from old "return" pattern. Use rte
23829 rather than rts for interrupt functions. Only use rtd if the pop
23831 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23832 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23833 (link, *link, unlink, *unlink, load_got): Likewise.
23835 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23839 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23840 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23841 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23842 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23843 and m68k_matches_u_p.
23844 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23845 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23846 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23847 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23848 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23849 (REG_STRICT_P): New macro.
23850 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23851 PCREL_GENERAL_OPERAND_OK.
23852 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23853 m68k_legitimate_base_reg_p.
23854 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23855 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23856 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23857 * config/m68k/m68k.c (m68k_address): New structure.
23858 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23859 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23860 (m68k_jump_table_ref_p, m68k_decompose_address)
23861 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23862 (m68k_matches_u_p): New functions.
23863 (print_operand_address): Rewrite to use m68k_decompose_index.
23865 2007-03-05 David Taylor <dtaylor@emc.com>
23867 * gcc.c: Correct copyright date in --version output.
23869 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23871 * pa.md: In unamed move patterns, disparge copies between general
23872 and floating point registers using '?' modifier. Don't include 'f'
23873 constraint for register preferences in DImode, SImode, HImode and
23874 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23875 Remove constraints for copies between general and floating registers
23876 in soft-float DFmode pattern.
23877 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23881 2007-03-05 Mike Stump <mrs@apple.com>
23883 * c-common.c (targetcm): Add.
23884 * c-opts.c (c_common_handle_option): Handle language specific
23886 * opts.c (handle_option): Verify language for target options, if
23888 * opth-gen.awk: Add CL_LANG_ALL.
23889 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23890 (TARGETCM_INITIALIZER): Add.
23891 * target.h (struct gcc_targetcm): Add.
23893 * targhooks.c (default_handle_c_option): Add.
23894 * targhooks.h (default_handle_c_option): Add.
23895 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23897 * config/darwin.opt (iframework): Add.
23898 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23899 * config/darwin-c.c (handle_c_option): Add.
23900 (TARGET_HANDLE_C_OPTION): Add.
23902 * doc/invoke.texi (Darwin Options): Add -iframework.
23904 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23906 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23909 2007-03-05 Ian Lance Taylor <iant@google.com>
23911 * c.opt (fgnu89-inline): New option.
23912 * c-opts.c (c_common_post_options): Set default value for
23914 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23915 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23917 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23918 (grokdeclarator, start_function): Likewise.
23919 * c-cppbuiltin.c (c_cpp_builtins): Define either
23920 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23921 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23922 (C Dialect Options): Document -fgnu89-inline.
23923 * doc/extend.texi (Function Attributes): Explain what the
23924 gnu_inline attribute does.
23925 * doc/cpp.texi (Common Predefined Macros): Document
23926 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23928 2007-03-05 Ian Lance Taylor <iant@google.com>
23930 PR tree-optimization/31034
23931 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23932 half-range if the other side is an overflow infinity.
23934 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23936 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23937 (bfin*-linux-uclibc*): New configuration.
23938 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23940 * config/bfin/linux.h: New file.
23941 * config/bfin/libgcc-bfin.ver: New file.
23942 * config/bfin/t-bfin-uclinux: New file.
23943 * config/bfin/t-bfin-linux: New file.
23944 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23945 (TARGET_OS_CPP_BUILTINS): New macro.
23947 2007-03-05 Richard Guenther <rguenther@suse.de>
23949 * fold-const.c (fold_binary): Remove duplicate folding
23950 of comparison of non-null ADDR_EXPR against null.
23952 2007-03-05 Richard Guenther <rguenther@suse.de>
23953 Dorit Nuzman <dorit@il.ibm.com>
23955 PR tree-optimization/26420
23956 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23957 are no loops in the function. Only print the number of
23958 vectorized loops if it is greater than zero or we are supposed
23959 to print information about unvectorized loops.
23961 2007-03-05 Revital Eres <eres@il.ibm.com>
23963 * gcc.dg/var-expand1.c: New test.
23964 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23965 when an accumulator is expanded.
23967 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23970 * c-common.c (convert_and_check): Don't give warnings for
23971 conversion if 'expr' already overflowed.
23973 2007-03-04 Roger Sayle <roger@eyesopen.com>
23975 PR middle-end/30744
23976 * fold-const.c (fold_comparison): Enforce type consistency when
23977 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23979 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23981 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23982 containing a cast to the base of TARGET_MEM_REF.
23984 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23986 * tree.c (tree_contains_struct_check_failed): Remove spurious
23987 whitespace from error message.
23989 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23992 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23993 instead of precision.
23995 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23996 Nathan Sidwell <nathan@codesourcery.com>
23998 * emit-rtl.c (find_auto_inc): New.
23999 (try_split): recreate REG_INC notes,
24000 Use regular for loops rather than whiles.
24002 2007-03-03 Andreas Schwab <schwab@suse.de>
24004 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24005 * configure: Regenerate.
24007 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24009 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24010 flag_rounding_math, not flag_unsafe_math_optimizations.
24012 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24014 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24015 alpha_fold_vector_minmax): Likewise.
24016 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24017 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24019 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24021 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24022 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24023 if the lhs has side-effects.
24024 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24026 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24028 * config/i386/i386.h (TUNEMASK): Remove define.
24029 (ARCHMASK): Remove define.
24030 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24031 Use ix86_arch_mask variable instead of ARCHMASK.
24032 * config/i386/i386.c (override_options): Ditto.
24033 (standard_80387_constant_p): Ditto.
24035 2007-03-02 Ian Lance Taylor <iant@google.com>
24037 Used signed infinities in VRP.
24038 * tree-vrp.c (uses_overflow_infinity): New static function.
24039 (supports_overflow_infinity): New static function.
24040 (make_overflow_infinity): New static function.
24041 (negative_overflow_infinity): New static function.
24042 (positive_overflow_infinity): New static function.
24043 (is_negative_overflow_infinity): New static function.
24044 (is_positive_overflow_infinity): New static function.
24045 (is_overflow_infinity): New static function.
24046 (overflow_infinity_range_p): New static function.
24047 (compare_values_warnv): New function split out of compare_values.
24048 (compare_value): Call it.
24049 (set_value_range_to_nonnegative): Add overflow_infinity
24050 parameter. Change caller.
24051 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24053 (vrp_expr_computes_nonzero): Likewise.
24054 (compare_ranges, compare_range_with_value): Likewise.
24055 (compare_name_with_value, compare_names): Likewise.
24056 (vrp_evaluate_conditional): Likewise.
24057 (set_value_range): Handle infinity
24058 (vrp_operand_equal_p, operand_less_p): Likewise.
24059 (extract_range_from_assert): Likewise.
24060 (vrp_int_const_binop): Likewise.
24061 (extract_range_from_binary_expr): Likewise.
24062 (extract_range_from_unary_expr): Likewise.
24063 (extract_range_from_comparison): Likewise.
24064 (extract_range_from_expr): Likewise.
24065 (dump_value_range): Likewise.
24066 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24067 (test_for_singularity): Likewise.
24068 (vrp_int_const_binop): Remove inline qualifier.
24069 (adjust_range_with_scev): Add comment.
24070 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24072 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24074 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24075 (get_constraint_for): Likewise.
24076 (do_structure_copy): Likewise.
24077 (find_func_aliases): Fix references to MODIFY_EXPR.
24078 (intra_create_variable_infos): Tidy.
24079 * tree-ssa-operands.c (add_virtual_operand): Add argument
24081 When adding members of alias sets, if IS_CALL_SITE is true and
24082 the symbol is not call-clobbered, skip it.
24083 Adjust all callers.
24085 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24087 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24088 entry by means of emit_insn_at_entry.
24090 2007-03-02 Richard Henderson <rth@redhat.com>
24092 * expr.h (promoted_input_arg): Remove decl.
24093 * function.c (promoted_input_arg): Merge into ...
24094 * combine.c (setup_incoming_promotions): ... only caller.
24095 Rearrange to avoid double loop.
24097 2007-03-02 Ben Elliston <bje@au.ibm.com>
24098 Peter Bergner <bergner@vnet.ibm.com>
24099 Janis Johnson <janis187@us.ibm.com>
24101 * config/rs6000/dfp.md: New file.
24102 * config/rs6000/rs6000.md: Include dfp.md.
24103 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24104 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24105 and TDmode decimal float modes in FP registers.
24106 (num_insns_constant): Likewise.
24107 (rs6000_legitimate_offset_address_p): Likewise.
24108 (rs6000_legitimize_address): Likewise.
24109 (rs6000_legitimize_reload_address): Likewise.
24110 (rs6000_legitimate_address): Likewise.
24111 (rs6000_emit_move): Likewise.
24112 (function_arg_boundary): Likewise.
24113 (function_arg_advance): Likewise.
24114 (rs6000_darwin64_record_arg_recurse): Likewise.
24115 (function_arg): Likewise.
24116 (rs6000_gimplify_va_arg): Likewise.
24117 (rs6000_split_multireg_move): Likewise.
24118 (rs6000_output_function_epilogue): Likewise.
24119 (rs6000_output_function_epilogue): Likewise.
24120 (rs6000_register_move_cost): Likewise.
24121 (rs6000_function_value): Likewise.
24122 (rs6000_libcall_value): Likewise.
24124 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24126 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24128 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24130 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24131 Use $MULTIDIR to choose between the kernel and RTP headers,
24132 and use $WIND_BASE and $WIND_USR to locate them.
24134 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24136 * config/i386/i386.c (override_options): Put initialization of
24137 ix86_tune_mask and ix86_arch_mask to the correct place.
24139 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24140 Michael Meissner <michael.meissner@amd.com>
24143 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24144 (ARCHMASK): Define.
24145 (TARGET_CMOVE): Use ARCHMASK.
24146 (TARGET_CMPXCHG): Ditto.
24147 (TARGET_CMPXCHG8B): Ditto.
24148 (TARGET_XADD): Ditto.
24149 (TARGET_BSWAP): Ditto.
24150 * config/i386/i386.c (ix86_tune_mask): New global variable.
24151 (ix86_arch_mask): Ditto.
24152 (override_options): Initialize ix86_tune_mask and
24153 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24156 2007-03-02 Ben Elliston <bje@au.ibm.com>
24159 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24161 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24163 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24164 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24165 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24166 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24168 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24169 rs6000_init_dwarf_reg_sizes_extra): New.
24170 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24171 SPE register high parts.
24173 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24175 * Makefile.in: Add install-pdf target as
24176 copied from automake v1.10 rules.
24177 * configure.ac: Add install-pdf to target list.
24178 * configure: Regenerate.
24180 2007-03-01 Paul Brook <paul@codesourcery.com>
24182 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24183 modes to LDRD for DImode.
24184 (output_move_double): Fixup out of range ldrd/strd.
24185 (vfp_secondary_reload_class): Rename...
24186 (coproc_secondary_reload_class): ... to this. Add wb argument.
24187 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24188 coproc_secondary_reload_class for CLASS_IWMMXT.
24189 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24190 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24192 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24194 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24195 unroll factor by the estimated number of iterations.
24196 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24197 than prefetch latency.
24199 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24200 decode_caches_intel, detect_caches_intel): New functions.
24201 (host_detect_local_cpu): Use detect_caches_amd and
24202 detect_caches_intel.
24204 2007-03-01 Richard Henderson <rth@redhat.com>
24206 * expr.c (emit_move_complex_push): Export.
24207 (emit_move_complex_parts): Split out from ...
24208 (emit_move_complex): ... here.
24209 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24210 * config/i386/i386.md (movcdi): New.
24212 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24214 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24215 size of mode1 to check for tieable modes in MMX case.
24217 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24219 * Makefile.in (rtlanal.o): Depend on tree.h.
24220 * rtl.h (offset_within_section_p, split_const): Declare.
24221 * rtlanal.c: Include tree.h.
24222 (offset_within_block_p): New function, taken from
24223 mips_offset_within_object_p.
24224 (split_const): New function, taken from mips_split_const.
24225 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24227 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24228 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24229 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24230 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24231 (m68k_illegitimate_symbolic_constant_p): New function.
24232 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24233 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24234 symbolic constant that might be outside the symbol's section,
24235 move the symbol first and then add the offset.
24236 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24238 * config/mips/mips.c (mips_split_const): Delete.
24239 (mips_offset_within_object_p): Delete.
24240 (mips_symbolic_constant_p): Use offset_within_section_p and
24241 split_const instead of mips_offset_within_object_p and
24243 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24244 (mips_legitimize_const_move, print_operand_reloc)
24245 (mips_dangerous_for_la25_p): Use split_const instead of
24248 2007-02-28 Eric Christopher <echristo@apple.com>
24250 * Makefile.in (install-include-dir): Don't rm -rf include.
24252 2007-02-28 Richard Guenther <rguenther@suse.de>
24254 PR middle-end/30364
24255 * fold-const.c (fold_binary): Do not associate expressions
24256 with more than one variable for integer types that do not wrap.
24258 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24260 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24261 Delete, and replace with...
24262 (fold_builtin_call_array): This. Update callers to use it.
24263 * fold-const.c (fold_build_call_list): Delete, and replace with...
24264 (fold_build_call_array): This.
24265 (fold_build_call_list_initializer): Delete, and replace with...
24266 (fold_build_call_array_initializer): This.
24267 * tree.h: Update declarations to reflect above changes.
24269 * c-typeck.c (build_function_call): Store converted arguments
24270 in a stack-allocated array instead of building a list.
24271 (convert_arguments): Store arguments in the array passed in as an
24272 argument, and return the actual number of arguments.
24273 * c-format.c: (check_function_format): Pass arguments in an
24274 array instead of a list.
24275 * c-common.c (check_function_nonnull): Likewise.
24276 (check_function_sentinel): Likewise.
24277 (check_function_arguments): Likewise.
24278 * c-common.h: Update declarations to reflect above changes.
24280 2007-02-28 Jan Hubicka <jh@suse.cz>
24282 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24283 PRED_NEGATIVE_RETURN): Update outcomes.
24285 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24287 * calls.c (emit_library_call_value_1): Handle partial registers
24288 correctly when building up CALL_INSN_FUNCTION_USAGE.
24290 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24292 * pa/predicates.md (move_src_operand): Allow zero for mode.
24293 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24296 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24299 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24300 *movv2df_internal): Enable pattern only for valid operand
24302 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24303 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24305 2007-02-27 Mike Stump <mrs@apple.com>
24307 * config/darwin-crt3.c: Avoid compilation when compiling for a
24310 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24312 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24314 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24315 for fixed headers and limits.h.
24316 (install-include-dir, install-headers-tar, install-headers-cpio,
24317 install-headers-cp, real-install-headers-tar,
24318 real-install-headers-cpio, real-install-headers-cp): Handle
24319 include-fixed as well as include.
24320 (install-mkheaders): Don't install files that go only in include
24322 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24323 from GCC_INCLUDE_DIR.
24324 * gcc.c (process_command): Remove special -BstageN/ handling.
24325 (do_spec_1): Add include-fixed directories.
24327 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24329 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24331 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24333 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24336 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24338 * c-common.c (get_priority): Add check for
24339 SUPPORTS_INIT_PRIORITY.
24341 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24343 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24345 * config/bfin/bfin.c: Include "cfglayout.h".
24346 (MAX_LSETUP_DISTANCE): New macro.
24347 (struct loop_info): New members incoming, incoming_src and
24348 incoming_dest. Delete member predecessor.
24349 (length_for_loop): New function.
24350 (bfin_optimize_loop): Handle more different loop structures.
24351 (bfin_discover_loop): Rework detection of predecessor blocks by
24352 examining incoming edges.
24353 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24355 (bfin_reorder_loops): New function.
24356 (bfin_reorg_loops): Use these three new functions.
24358 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24359 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24360 (CONSTRAINT_LEN): Add entry for 'q'.
24361 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24362 Add 'q' constraints.
24363 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24364 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24366 * config/bfin/bfin.md (add_with_carry): New pattern.
24367 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24368 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24369 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24370 support unsigned multiplies too. Removed incorrect commutativity from
24371 operand 1 constraint where appropriate.
24372 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24374 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24375 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24377 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24378 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24379 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24380 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24381 usmulhisi_hh_huh): New patterns.
24383 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24384 lshifthi3): Fix output template to use half reg for operand 2.
24386 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24389 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24391 2007-02-27 Andreas Schwab <schwab@suse.de>
24393 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24395 2007-02-27 Jan Hubicka <jh@suse.cz>
24397 * predict.c (last_basic_block_p): Remove.
24398 (tree_estimate_probability): Update return heuristic for commonized
24401 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24403 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24405 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24407 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24408 * doc/cpp.texi: Standardize title page.
24409 * doc/cppinternals.texi: Likewise.
24410 * doc/gcc.texi: Standardize title page, remove version number
24411 from copyright page.
24412 * doc/gccint.texi: Likewise.
24413 * doc/install.texi: Standardize title page, add table of
24416 2007-02-26 Jan Hubicka <jh@suse.cz>
24418 * predict.def: Set outcomes according to more recent results.
24419 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24420 Remove dead predictors.
24421 * predict.c (return_prediction): Fix pasto.
24423 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24425 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24426 change; avoid a memory leak when returning early.
24428 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24430 * c-decl.c (static_ctors): Move to c-common.c.
24431 (static_dtors): Likewise.
24432 (finish_function): Use c_record_cdtor_fn.
24433 (build_cdtor): Move to c-common.c.
24434 (c_write_global_declarations): Use c_build_cdtor_fns.
24435 * c-common.h (static_ctors): Declare.
24436 (static_dtors): Likewise.
24437 (c_record_cdtor_fn): Likewise.
24438 (c_build_cdtor_fns): Likewise.
24439 * c-common.c (static_ctors): New variable.
24440 (static_dtors): Likewise.
24441 (c_record_cdtor_fn): New function.
24442 (build_cdtor): Move from c-decl.c
24443 (c_build_cdtor_fns): New function.
24445 * output.h (assemble_addr_to_section): Declare.
24446 (get_cdtor_priority_section): Likewise.
24447 * varasm.c (assemble_addr_to_section): New function.
24448 (get_cdtor_priority_section): Likewise.
24449 (default_named_section_asm_out_destructor): Use them.
24450 (destor_dtor_section_asm_out_destructor): Likewise.
24451 (default_named_section_asm_out_constructor): Likewise.
24452 (default_ctor_section_asm_out_constructor): Likewise.
24453 * config.gcc (*-*-vxworks*): Include vxworks.o.
24454 * config/t-vxworks (vxworks.o): New target.
24455 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24456 (TARGET_ASM_CONSTRUCTOR): Define.
24457 (TARGET_ASM_DESTRUCTOR): Likewise.
24458 (vxworks_asm_out_constructor): Declare.
24459 (vxworks_asm_out_destructor): Likewise.
24461 * c-common.c (get_priority): Check that we have not just an
24462 INTEGER_CST, but an integer constant with integeral type.
24464 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24466 PR tree-optimization/30938
24467 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24468 use &dt[nargs-1] instead of &dt[nargs] in the call to
24469 vect_is_simple_use().
24471 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24473 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24474 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24475 Do not attempt to handle MEM inside auto-inc expressions.
24476 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24477 of a register modified by an auto-inc expression. However, do handle
24478 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24479 (elimination_effects): Prohibit elimination of a register modified
24480 by an auto-inc expression. Disable register elimination rules whose
24481 target register is modified by an auto-inc expression with variable
24484 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24486 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24488 (array_at_struct_end_p): New function.
24489 (idx_infer_loop_bounds): Use it.
24490 (estimate_numbers_of_iterations_loop): Export.
24491 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24492 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24493 (tree_estimate_probability): Call record_loop_exits.
24494 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24495 (estimated_loop_iterations, estimated_loop_iterations_int,
24496 estimated_loop_iterations_tree): New functions.
24497 (analyze_siv_subscript_cst_affine,
24498 compute_overlap_steps_for_affine_1_2,
24499 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24500 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24501 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24502 (PRED_LOOP_ITERATIONS_GUESSED): New.
24503 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24504 * cfgloop.h (estimate_numbers_of_iterations_loop,
24505 estimated_loop_iterations_int): Declare.
24507 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24509 * doc/extend.texi: Document optional priority argument to
24510 constructors and destructors.
24511 * tree.c (init_priority_for_decl): Adjust GTY markers.
24512 (init_ttree): Use priority-info hash functions for
24513 init_priority_for_decl.
24514 (tree_map_eq): Rename to ...
24515 (tree_map_base_eq): ... this.
24516 (tree_map_marked_p): Rename to ...
24517 (tree_map_base_marked_p): ... this.
24518 (tree_map_base_hash): New function.
24519 (decl_init_priority_lookup): Rework.
24520 (decl_fini_priority_lookup): New function.
24521 (decl_priority_info): New function.
24522 (decl_init_priority_insert): Use it.
24523 (decl_fini_priority_insert): Likewise.
24524 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24526 (decl_restrict_base_insert): Likewise.
24527 (decl_debug_expr_insert): Likewise.
24528 (decl_value_expr_lookup): Likewise.
24529 (decl_value_expr_insert): Likewise.
24530 * tree.h (priority_type): New type.
24531 (decl_init_priority_lookup): Use priority_type.
24532 (decl_fini_priority_lookup): New function.
24533 (decl_init_priority_insert): Use priority_type.
24534 (decl_fini_priority_insert): New function.
24535 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24536 (DECL_INIT_PRIORITY): Likewise.
24537 (SET_DECL_INIT_PRIORITY): Add comment.
24538 (DECL_FINI_PRIORITY): New macro.
24539 (SET_DECL_FINI_PRIORITY): Likewise.
24540 (DEFAULT_INIT_PRIORITY): Document.
24541 (MAX_INIT_PRIORITY): Likewise.
24542 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24543 (tree_map_base): New type.
24544 (tree_map_base_eq): New function.
24545 (tree_map_base_hash): Likewise.
24546 (tree_map_base_marked_p): Likewise.
24547 (tree_map): Inherit from tree_map_base.
24548 (tree_map_eq): Make it a macro.
24549 (tree_map_marked_p): Likewise.
24550 (tree_int_map): Inherit from tree_map_base.
24551 (tree_int_map_eq): Make it a macro.
24552 (tree_int_map_hash): Likewise.
24553 (tree_int_map_marked_p): Likewise.
24554 (tree_priority_map): New type.
24555 (tree_priority_map_eq): New macro.
24556 (tree_priority_map_hash): Likewise.
24557 (tree_priority_map_marked_p): Likewise.
24558 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24560 (emutls_common_1): Likewise.
24561 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24562 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24563 of tree_map hierarchy.
24564 * tree-cfg.c (move_stmt_r): Likewise.
24565 (new_label_mapper): Likewise.
24566 * c-tree.h (c_expand_body): Move to ...
24567 * c-common.h (c_expand_body): ... here.
24568 * c-decl.c (c_expand_body): Move to ...
24569 * c-common.c (c_expand_body): ... here.
24570 (c_common_attribute_table): Allow 1 argument for the constructor
24571 and destructor attributes.
24572 (get_priority): New function.
24573 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24574 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24576 2007-02-24 Jan Hubicka <jh@suse.cz>
24578 PR middle-end/30509
24579 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24580 copying for inlining.
24582 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24583 Jan Hubicka <jh@suse.cz>
24586 * i386.c (counter_mode): New function.
24587 (expand_set_or_movmem_via_loop): Use it.
24588 (expand_movmem_epilogue): Likewise; fix pasto.
24589 (ix86_expand_movmem): Do emit guard even for constant counts.
24590 (ix86_expand_setmem): Likewise.
24592 2007-02-25 Nick Clifton <nickc@redhat.com>
24594 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24595 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24597 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24600 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24601 count argument with 0x10, not with 0x16.
24602 (expand_setmem_epilogue): Ditto.
24604 2007-02-24 Mike Stump <mrs@apple.com>
24606 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24609 2007-02-24 Richard Guenther <rguenther@suse.de>
24611 PR middle-end/30951
24612 * fold-const.c (fold_binary): Fold x +- CST op x for
24613 EQ_EXPR and NE_EXPR.
24615 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24617 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24619 2007-02-24 Jan Hubicka <jh@suse.cz>
24621 * cgraphunit.c (decide_is_function_needed): Honor
24622 -fkeep-inline-functions.
24624 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24626 * builtins.c (fold_builtin_modf): New.
24627 (fold_builtin_2): Use it.
24629 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24631 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24632 (determine_max_iter): Take additional LOOP arg; all callers changed.
24633 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24634 one using simplifications.
24635 (simplify_using_initial_values): Return if the expression becomes
24636 invalid due to altered regs.
24638 2007-02-23 DJ Delorie <dj@redhat.com>
24640 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24642 2007-02-23 Mike Stump <mrs@apple.com>
24644 * tlink.c (scan_linker_output): Parse linker messages from
24645 darwin9's linker better.
24647 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24650 * varpool.c (varpool_assemble_pending_decls): Set
24651 varpool_last_needed_node to null.
24653 2007-02-23 DJ Delorie <dj@redhat.com>
24655 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24656 alignment bigger than the object file can handle.
24658 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24661 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24662 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24663 (*movsf_1): Penalize MMX moves.
24665 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24667 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24668 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24670 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24672 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24674 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24675 (fold_builtin_1): Use them.
24676 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24677 BUILT_IN_SIGNIFICAND.
24679 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24681 * config/i386/i386.c (bdesc_1arg): Initialize
24682 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24683 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24684 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24685 and IX86_BUILTIN_MOVSLDUP.
24687 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24689 PR rtl-optimization/30841
24690 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24692 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24694 * builtins.c (fold_builtin_frexp): New.
24695 (fold_builtin_2): Use it.
24697 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24699 * doc/invoke.texi (Spec Files): Document getenv spec function.
24701 * gcc.c (getenv_spec_function): New function.
24702 (static_spec_functions): Add it.
24703 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24704 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24707 2007-02-22 Michael Matz <matz@suse.de
24710 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24711 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24713 2007-02-22 Ian Lance Taylor <iant@google.com>
24716 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24717 (mem_loc_descriptor): Call it.
24719 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24720 Ira Rosen <irar@il.ibm.com>
24722 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24724 2007-02-22 Ira Rosen <irar@il.ibm.com>
24726 PR tree-optimization/30843
24727 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24728 stores only after all the group is vectorized.
24730 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24732 PR tree-optimization/30858
24733 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24734 in the reduction cycle have a single use in the loop.
24735 * tree-vectorizer.h (relevant): Add documentation.
24737 2007-02-20 Mike Stump <mrs@apple.com>
24739 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24740 * configure: Regenerate.
24742 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24744 Change the defaults of some parameters and options.
24745 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24746 * config/spu/spu.c (spu_optimization_options): Add.
24747 (spu_override_options): Change params in spu_optimization_options.
24748 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24750 Register 127 is only 16 byte aligned when used as a frame pointer.
24751 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24752 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24753 HARD_FRAME_POINTER_REGNUM.
24754 (spu_legitimate_address): Use regno_aligned_for_reload.
24755 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24756 aligned when frame_pointer_needed is true.
24757 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24759 * config/spu/spu.h (INIT_EXPANDERS): Define.
24761 Make sure shift and rotate instructions have valid immediate operands.
24762 * config/spu/predicates.md (spu_shift_operand): Remove.
24763 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24764 * config/spu/constraints.md (W, O): Extend range.
24765 * config/spu/spu.md (umask, nmask): Define.
24766 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24767 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24768 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24769 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24770 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24771 (lshr<mode>3_reg): Fix rtl description.
24773 Make sure mulhisi immediate operands are valid.
24774 * config/spu/predicates.md (imm_K_operand): Add.
24775 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24777 Generate constants using fsmbi and andi.
24778 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24779 (print_operand, spu_split_immediate, classify_immediate,
24780 fsmbi_const_p): Handle IC_FSMBI2.
24782 Correctly handle a CONST_VECTOR containing symbols.
24783 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24784 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24785 (immediate_load_p): Allow symbols that use 2 instructions to create.
24786 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24787 with symbols when flag_pic is set.
24788 (const_vector_immediate_p): New.
24789 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24790 accept a CONST_VECTOR with symbols.
24791 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24792 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24794 * config/spu/spu.md (high, low): Delete.
24795 (low_<mode>): Define.
24797 Remove INTRmode and INTR_REGNUM, which didn't work.
24798 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24800 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24801 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24802 peephole2 pattern): Don't use INTR or 131.
24803 (movintrcc): Delete.
24804 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24805 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24806 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24807 (UNSPEC_SET_INTR): Add.
24808 * config/spu/spu-modes.def (INTR): Remove.
24810 More accurate warnings about run-time relocations.
24811 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24813 Correctly warn about immediate arguments to specific intrinsics.
24814 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24815 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24816 the instruction predicate.
24818 Fix tree check errors with latest update.
24819 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24821 (spu_expand_builtin): Use CALL_EXPR_FN.
24823 Add missing specific intrinsics.
24824 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24826 * config/spu/spu_internals.h: Ditto.
24828 Fix incorrect operand modifiers.
24829 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24830 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24832 Optimize one case of zero_extend of a vec_select.
24833 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24835 Accept any immediate for hbr.
24836 * config/spu/spu.md (hbr): Change s constraints to i.
24838 2007-02-21 Paul Brook <paul@codesourcery.com>
24840 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24841 condexec_count when skipping USE and CLOBBER.
24843 2007-02-21 Nick Clifton <nickc@redhat.com>
24845 * common.opt (Warray-bounds): Add Warning attribute.
24846 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24848 (fsized-zeroes): Add Optimization attribute.
24849 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24850 * c.opt (Wc++0x-compat): Add Warning attribute.
24852 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24854 PR middle-end/30761
24855 * reload1.c (eliminate_regs_in_insn): In the single_set special
24856 case, attempt to re-recognize the insn before falling back to
24857 having reload fix it up.
24859 2007-02-20 Eric Christopher <echristo@gmail.com>
24861 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24862 Rewrite accordingly.
24863 (frv_read_iacc_argument): Ditto.
24864 (frv_expand_set_builtin): Take a call instead of arglist, update for
24866 (frv_expand_unop_builtin): Ditto.
24867 (frv_expand_binop_builtin): Ditto.
24868 (frv_expand_cut_builtin): Ditto.
24869 (frv_expand_binopimm_builtin): Ditto.
24870 (frv_expand_voidbinop_builtin): Ditto.
24871 (frv_expand_int_void2arg): Ditto.
24872 (frv_expand_prefetches): Ditto.
24873 (frv_expand_voidtriop_builtin): Ditto.
24874 (frv_expand_voidaccop_builtin): Ditto.
24875 (frv_expand_load_builtin): Ditto.
24876 (frv_expand_store_builtin): Ditto.
24877 (frv_expand_mdpackh_builtin): Ditto.
24878 (frv_expand_mclracc_builtin): Ditto.
24879 (frv_expand_mrdacc_builtin): Ditto.
24880 (frv_expand_mwtacc_builtin): Ditto.
24881 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24884 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24886 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24887 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24889 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24890 point instructions.
24891 * configure: Regenerate.
24892 * config.in: Regenerate.
24893 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24894 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24895 masks to power6 and power6x and to POWERPC_MASKS.
24896 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24898 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24899 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24900 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24901 Access PROTOTYPE as variable, not mask.
24903 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24905 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24906 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24907 * combine.c (adjust_for_new_dest): Use it.
24908 * postreload.c (reload_combine): Likewise.
24910 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24912 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24913 notes on an insn with multiple sets, even if single_set returns
24914 non-NULL for that insn.
24916 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24918 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24919 scalbn and scalbln.
24921 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24923 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24924 if user didn't pass it.
24925 * config/i386/darwin.h (CC1_SPEC): Likewise.
24926 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24927 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24928 -mmacosx-version-min.
24930 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24931 Uros Bizjak <ubizjak@gmail.com>
24933 * optabs.h (enum optab_index): Add new OTI_scalb.
24934 (scalb_optab): Define corresponding macro.
24935 * optabs.c (init_optabs): Initialize scalb_optab.
24936 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24938 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24939 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24940 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24941 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24942 flag_unsafe_math_optimizations is set.
24944 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24945 to implement scalbf, scalb and scalbl built-ins as inline x87
24948 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24949 DJ Delorie <dj@redhat.com>
24952 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24953 (diagnostic_report_diagnostic): ... here, and turn them into real
24954 errors. If warnings are inhibited, no need to do anything.
24956 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24958 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24959 better code generation.
24961 2007-02-20 Ben Elliston <bje@au.ibm.com>
24963 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24965 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24967 * config/alpha/alpha.c, config/alpha/alpha.md,
24968 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24969 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24970 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24971 config/arm/lib1funcs.asm: Follow spelling conventions.
24973 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24974 config/fr30/fr30.md, config/i386/i386.h,
24975 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24976 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24977 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24978 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24979 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24980 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24981 config/sparc/sparc.c, config/sparc/sparc.h,
24982 config/sparc/sparc.md, config/spu/constraints.md,
24983 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24986 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24989 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24992 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24994 * doc/invoke.texi (-ftree-lrs): Remove.
24996 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24998 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25001 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25003 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25004 new CALL_EXPR_FN macro for retrieving the function
25005 declaration of the input expression.
25007 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25009 * c.opt (Waddress): New.
25010 * common.opt (Walways-true): Delete.
25011 (Wstring-literal-comparison): Delete.
25012 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25013 -Wstring-literal-comparison. Add -Waddress.
25015 (Walways-true): Delete.
25016 (Wstring-literal-comparison): Delete.
25017 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25018 consistently instead of -Walways-true in example.
25019 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25020 * c-typeck.c (parser_build_binary_op): Replace
25021 -Wstring-literal-comparison and -Walways-true with -Waddress.
25022 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25025 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25027 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25028 without DECL_STRUCT_FUNCTION initialized.
25030 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25032 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25033 due to calls to functions taking pointers as parameters.
25035 2007-02-19 Richard Henderson <rth@redhat.com>
25038 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25041 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25043 * config/s390/s390.c (s390_call_saved_register_used,
25044 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25045 accessed to the new scheme.
25047 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25049 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25050 (cris_print_index, cris_print_operand, cris_print_operand_address)
25051 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25052 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25053 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25054 GET_CODE () == xxx.
25055 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25056 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25057 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25058 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25059 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25060 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25061 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25062 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25063 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25064 (uminsi3, call, call_value): Ditto.
25065 (define_split: indir_to_reg_split, unnamed): Ditto.
25067 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25069 PR tree-optimization/30975
25070 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25073 2007-02-18 Eric Christopher <echristo@gmail.com>
25075 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25076 Remove use of arglist.
25077 (mips_expand_builtin): Remove use of arglist, pass in expr.
25078 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25079 (mips_expand_builtin_movtf): Ditto.
25080 (mips_expand_builtin_compare): Ditto.
25082 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25084 * tree-sra.c (sra_build_assignment): Replace assertion
25085 checking with a comment explaining why it can't be done.
25087 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25089 PR middle-end/30833
25090 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25091 during CALL_EXPR representation conversion.
25092 * tree-ssa-propagate.c (set_rhs): Likewise.
25094 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25096 * tree-sra.c (sra_build_assignment): Disable assertion checking
25099 2007-02-18 Roger Sayle <roger@eyesopen.com>
25101 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25102 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25103 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25105 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25106 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25107 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25108 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25109 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25110 force_gimple_operand): Likewise.
25111 * ipa-cp.c (constant_val_insert): Likewise.
25112 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25113 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25114 perfect_nestify): Likewise.
25115 * langhooks.c (lhd_omp_assignment): Likewise.
25116 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25117 lower_copyprivate_clauses, lower_send_clauses,
25118 lower_send_shared_vars, expand_parallel_call,
25119 expand_omp_for_generic, expand_omp_for_static_nochunk,
25120 expand_omp_for_static_chunk, expand_omp_sections,
25121 lower_omp_single_copy, lower_omp_for_lastprivate,
25122 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25123 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25124 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25127 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25129 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25130 config/sh/sh.md: Follow spelling conventions.
25132 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25133 config/frv/predicates.md: Follow spelling conventions.
25135 * config/m68k/linux-unwind.h: Fix a comment typo.
25136 * target.h: Follow spelling conventions.
25138 2007-02-18 Roger Sayle <roger@eyesopen.com>
25140 PR rtl-optimization/28173
25141 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25142 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25143 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25144 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25145 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25147 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25149 * builtins.c (fold_builtin_load_exponent): New.
25150 (fold_builtin_2): Use it.
25152 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25154 PR rtl-optimization/30773
25155 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25156 if we fail to attach a REG_EQUIV note.
25158 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25159 Roger Sayle <roger@eyesopen.com>
25161 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25163 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25165 * calls.c (initialize_argument_information): Pass original EXP
25166 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25167 code to split complex arguments here, as part of initializing the
25169 (expand_call): Remove code that builds a list of arguments and
25170 inserts implicit arguments into it. Instead, just count how many
25171 implicit arguments there will be so we can determine the size of
25172 the ARGS array, and let initialize_argument_information do the work.
25173 (split_complex_values): Delete unused function.
25175 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25177 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25179 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25181 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25182 for arg pointer based indexed addressing.
25184 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25186 * config/ia64/ia64.h, config/ia64/ia64.md,
25187 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25188 spelling conventions.
25190 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25192 * config/m68k/m68k.c (split_di): New.
25193 * config/m68k/m68k-protos.h: Declare split_di.
25194 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25195 Improve predicate handling and split constant shifts.
25197 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25199 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25200 parameter for register bitfield operations, general predicates
25203 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25205 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25206 * config/m68k/linux-unwind.h: New file.
25208 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25210 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25211 config/i386/athlon.md, config/ia64/ia64.md,
25212 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25213 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25214 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25215 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25216 tree-vect-transform.c: Fix comment typos.
25218 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25220 * sched-deps.c (find_insn_list): Remove.
25221 * sched-int.h: Remove the prototype for find_insn_list.
25223 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25225 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25227 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25228 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25229 darwin_rs6000_override_options.
25230 (C_COMMON_OVERRIDE_OPTIONS): Expect
25231 darwin_macosx_version_min to be non-NULL always.
25232 (TARGET_C99_FUNCTIONS): Likewise.
25233 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25234 (DARWIN_MINVERSION_SPEC): New.
25235 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25236 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25238 (DARWIN_MINVERSION_SPEC): New.
25239 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25241 * config/darwin-c.c (darwin_cpp_builtins): Expect
25242 darwin_macosx_version_min to be non-NULL always.
25244 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25246 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25248 * config/i386/i386.h (x86_use_xchgb): New.
25249 (TARGET_USE_XCHGB): New macro.
25250 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25251 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25252 Split after reload into bswaphi for shifts of 8.
25253 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25254 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25255 or when optimizing for size.
25257 2007-02-16 Richard Guenther <rguenther@suse.de>
25258 Christian Bruel <christian.bruel@st.com>
25260 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25261 DECLs but prefer SSA_NAMEs over DECLs.
25263 2007-02-16 Richard Guenther <rguenther@suse.de>
25265 * tree-flow-inline.h (single_imm_use_p): Remove.
25266 (zero_imm_uses_p): Likewise.
25267 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25268 instead of single_imm_use_p.
25269 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25272 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25275 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25276 nested double- and backquotes.
25278 2007-02-15 Roger Sayle <roger@eyesopen.com>
25280 PR middle-end/30391
25281 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25282 should be unreachable.
25283 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25284 For the time being redirect GIMPLE_MODIFY_STMT to the new
25285 (renamed) build_gimple_modify_stmt_stat.
25286 (build2_gimple_stat): Rename to...
25287 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25288 Always build a GIMPLE_MODIFY_STMT node.
25289 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25290 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25293 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25294 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25295 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25296 expand_complex_div_wide): Likewise.
25297 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25298 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25299 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25300 * tree-ssa-loop-manip.c (create_iv): Likewise.
25301 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25302 abs_replacement): Likewise.
25303 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25304 realify_fake_stores): Likewise.
25306 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25307 node rather than a GIMPLE_MODIFY_STMT node.
25308 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25309 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25311 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25312 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25313 GIMPLE_MODIFY_STMT.
25315 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25317 PR middle-end/30433
25318 * fold-const.c (fold_comparison): Add back the
25319 folding of constant complex comparisions.
25321 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25323 PR middle-end/30729
25324 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25325 effects unknown to this function, return early.
25327 2007-02-15 Ian Lance Taylor <iant@google.com>
25329 * lower-subreg.c (move_eh_region_note): New static function.
25330 (resolve_simple_move): Call it.
25331 (decompose_multiword_subregs): Track blocks for which we resolve a
25332 simple move which is also a control flow insn. Pass them to
25333 find_many_sub_basic_blocks.
25334 (pass_lower_subreg): Add TODO_verify_flow.
25335 (pass_lower_subreg2): Likewise.
25337 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25338 Brooks Moses <brooks.moses@codesourcery.com>
25339 Lee Millward <lee.millward@codesourcery.com>
25341 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25342 (VL_EXP_CLASS_P): New.
25343 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25345 (TREE_OPERAND_CHECK_CODE): Likewise.
25346 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25347 (TREE_RTL_OPERAND_CHECK): Likewise.
25348 (tree_operand_check_failed): Make second parameter the whole tree
25349 instead of its code. Fixed callers.
25350 (VL_EXP_CHECK): New.
25351 (TREE_OPERAND_LENGTH): New.
25352 (VL_EXP_OPERAND_LENGTH): New.
25353 (CALL_EXPR_FN): New.
25354 (CALL_EXPR_STATIC_CHAIN): New.
25355 (CALL_EXPR_ARGS): New.
25356 (CALL_EXPR_ARG): New.
25357 (call_expr_nargs): New.
25358 (CALL_EXPR_ARGP): New.
25359 (build_nt_call_list): Declare.
25360 (build_vl_exp_stat): Declare.
25361 (build_vl_exp): New.
25362 (build_call_list): Declare.
25363 (build_call_nary): Declare.
25364 (build_call_valist): Declare.
25365 (build_call_array): Declare.
25366 (call_expr_arg): Declare.
25367 (call_expr_argp): Declare.
25368 (call_expr_arglist): Declare.
25369 (fold_build_call_list): Declare.
25370 (fold_build_call_list_initializer): Declare.
25371 (fold_call_expr): Declare to replace fold_builtin.
25372 (fold_builtin_fputs): Update to agree with modified definition.
25373 (fold_builtin_strcpy): Likewise.
25374 (fold_builtin_strncpy): Likewise.
25375 (fold_builtin_memory_chk): Likewise.
25376 (fold_builtin_stxcpy_chk): Likewise.
25377 (fold_builtin_strncpy_chk): Likewise.
25378 (fold_builtin_next_arg): Likewise.
25379 (fold_build_call_expr): Declare.
25380 (fold_builtin_call_list): Declare.
25381 (fold_builtin_call_valist): Declare.
25382 (build_call_expr): Declare.
25383 (validate_arglist): Update to agree with modified definition.
25384 (tree_operand_length): New.
25385 (call_expr_arg_iterator): New.
25386 (init_call_expr_arg_iterator): New.
25387 (next_call_expr_arg): New.
25388 (first_call_expr_arg): New.
25389 (more_call_expr_args_p): New.
25390 (FOR_EACH_CALL_EXPR_ARG): New.
25392 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25393 and tcc_gimple_stmt.
25394 (tree_code_size): Update documentation. Use sizeof (tree) rather
25395 than sizeof (char *).
25396 (tree_size): Likewise. Add case for tcc_vl_exp.
25397 (tree_node_structure): Add case for tcc_vl_exp.
25398 (contains_placeholder_p): Likewise.
25399 (substitute_in_expr): Likewise.
25400 (substitute_placeholder_in_expr): Likewise.
25401 (stabilize_reference_1): Likewise.
25402 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25403 to diagnose breakage of this interface for constructing CALL_EXPRs.
25404 (build_nt): Add similar assertion here.
25405 (build_nt_call_list): New.
25406 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25407 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25409 (get_callee_fndecl): Use new CALL_EXPR accessors.
25410 (tree_operand_check_failed): Change parameters to pass entire node
25411 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25412 (process_call_operands): New.
25413 (build_vl_exp_stat): New.
25414 (build_call_list): New.
25415 (build_call_nary): New.
25416 (build_call_valist): New.
25417 (build_call_array): New.
25418 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25419 (call_expr_arglist): New.
25421 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25422 tcc_vl_exp instead of a fixed-size tcc_expression.
25424 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25425 accessors for CALL_EXPRs.
25426 (AGGR_INIT_EXPR): Likewise.
25428 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25429 Brooks Moses <brooks.moses@codesourcery.com>
25430 Lee Millward <lee.millward@codesourcery.com>
25432 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25433 (expand_builtin_nonlocal_goto): Change parameter to be entire
25434 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25435 (expand_builtin_prefetch): Likewise.
25436 (expand_builtin_classify_type): Likewise.
25437 (mathfn_built_in): Return NULL_TREE instead of 0.
25438 (expand_errno_check): Use new CALL_EXPR accessors.
25439 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25440 Return NULL_RTX instead of 0.
25441 (expand_builtin_mathfn_2): Likewise.
25442 (expand_builtin_mathfn_3): Likewise.
25443 (expand_builtin_interclass_mathfn): Likewise.
25444 (expand_builtin_sincos): Likewise.
25445 (expand_builtin_cexpi): Likewise.
25446 (expand_builtin_int_roundingfn): Likewise.
25447 (expand_builtin_int_roundingfn_2): Likewise.
25448 (expand_builtin_pow): Likewise.
25449 (expand_builtin_powi): Likewise.
25450 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25451 of arglist, fixing callers appropriately. Use new CALL_EXPR
25452 accessors and constructors. Return NULL_RTX instead of 0.
25453 (expand_builtin_strstr): Likewise.
25454 (expand_builtin_strchr): Likewise.
25455 (expand_builtin_strrchr): Likewise.
25456 (expand_builtin_strpbrk): Likewise.
25457 (expand_builtin_memcpy): Likewise.
25458 (expand_builtin_mempcpy): Likewise.
25459 (expand_builtin_mempcpy_args): New.
25460 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25461 (expand_builtin_memmove_args): New.
25462 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25463 (expand_movstr): Likewise.
25464 (expand_builtin_strcpy): Likewise.
25465 (expand_builtin_strcpy_args): New.
25466 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25467 (expand_builtin_strncpy): Likewise.
25468 (expand_builtin_memset): Likewise.
25469 (expand_builtin_memset_args): New.
25470 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25471 (expand_builtin_memcmp): Likewise.
25472 (expand_builtin_strcmp): Likewise.
25473 (expand_builtin_strncmp): Likewise.
25474 (expand_builtin_strcat): Likewise.
25475 (expand_builtin_strncat): Likewise.
25476 (expand_builtin_strspn): Likewise.
25477 (expand_builtin_strcspn): Likewise.
25478 (expand_builtin_args_info): Likewise.
25479 (expand_builtin_va_start): Likewise.
25480 (gimplify_va_arg_expr): Likewise.
25481 (expand_builtin_va_end): Likewise.
25482 (expand_builtin_va_copy): Likewise.
25483 (expand_builtin_frame_address): Likewise.
25484 (expand_builtin_alloca): Likewise.
25485 (expand_builtin_bswap): Likewise.
25486 (expand_builtin_unop): Likewise.
25487 (expand_builtin_fputs): Likewise.
25488 (expand_builtin_expect): Likewise.
25489 (expand_builtin_fabs): Likewise.
25490 (expand_builtin_copysign): Likewise.
25491 (expand_builtin_printf): Likewise.
25492 (expand_builtin_fprintf): Likewise.
25493 (expand_builtin_sprintf): Likewise.
25494 (expand_builtin_init_trampoline): Likewise.
25495 (expand_builtin_signbit): Likewise.
25496 (expand_builtin_fork_or_exec): Likewise.
25497 (expand_builtin_sync_operation): Likewise.
25498 (expand_builtin_compare_and_swap): Likewise.
25499 (expand_builtin_lock_test_and_set): Likewise.
25500 (expand_builtin_lock_release): Likewise.
25501 (expand_builtin): Likewise.
25502 (builtin_mathfn_code): Likewise.
25504 (fold_builtin_constant_p): Pass call arguments individually instead
25505 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25506 accessors and constructors. Return NULL_TREE instead of 0.
25507 (fold_builtin_expect): Likewise.
25508 (fold_builtin_classify_type): Likewise.
25509 (fold_builtin_strlen): Likewise.
25510 (fold_builtin_nan): Likewise.
25511 (integer_valued_real_p): Likewise.
25512 (fold_trunc_transparent_mathfn): Likewise.
25513 (fold_fixed_mathfn): Likewise.
25514 (fold_builtin_cabs): Likewise.
25515 (fold_builtin_sqrt): Likewise.
25516 (fold_builtin_cbrt): Likewise.
25517 (fold_builtin_cos): Likewise.
25518 (fold_builtin_cosh): Likewise.
25519 (fold_builtin_tan): Likewise.
25520 (fold_builtin_sincos): Likewise.
25521 (fold_builtin_cexp): Likewise.
25522 (fold_builtin_trunc): Likewise.
25523 (fold_builtin_floor): Likewise.
25524 (fold_builtin_ceil): Likewise.
25525 (fold_builtin_round): Likewise.
25526 (fold_builtin_int_roundingfn): Likewise.
25527 (fold_builtin_bitop): Likewise.
25528 (fold_builtin_bswap): Likewise.
25529 (fold_builtin_logarithm): Likewise.
25530 (fold_builtin_hypot): Likewise.
25531 (fold_builtin_pow): Likewise.
25532 (fold_builtin_powi): Likewise.
25533 (fold_builtin_exponent): Likewise.
25534 (fold_builtin_memset): Likewise.
25535 (fold_builtin_bzero): Likewise.
25536 (fold_builtin_memory_op): Likewise.
25537 (fold_builtin_bcopy): Deleted; call site changed to invoke
25538 fold_builtin_memory_op directly.
25539 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25540 (fold_builtin_strncpy): Likewise.
25541 (fold_builtin_memcmp): Likewise.
25542 (fold_builtin_strcmp): Likewise.
25543 (fold_builtin_strncmp): Likewise.
25544 (fold_builtin_signbit): Likewise.
25545 (fold_builtin_copysign): Likewise.
25546 (fold_builtin_isascii): Likewise.
25547 (fold_builtin_toascii): Likewise.
25548 (fold_builtin_isdigit): Likewise.
25549 (fold_builtin_fabs): Likewise.
25550 (fold_builtin_abs): Likewise.
25551 (fold_builtin_fmin_fmax): Likewise.
25552 (fold_builtin_carg): Likewise.
25553 (fold_builtin_classify): Likewise.
25554 (fold_builtin_unordered_cmp): Likewise.
25556 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25557 New functions split out from fold_builtin_1.
25558 (fold_builtin_n): New.
25559 (fold_builtin_varargs): New.
25560 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25562 (fold_call_expr): New.
25563 (build_function_call_expr): Rewrite to use new helper function.
25564 (fold_builtin_call_list): New.
25565 (build_call_expr): New.
25566 (fold_builtin_call_valist): New.
25567 (rewrite_call_expr): New.
25568 (validate_arg): New.
25569 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25570 of an arglist. Change return type to bool. Use new CALL_EXPR
25573 (fold_builtin_strstr): Pass call arguments individually instead
25574 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25575 accessors and constructors. Return NULL_TREE instead of 0.
25576 (fold_builtin_strchr): Likewise.
25577 (fold_builtin_strrchr): Likewise.
25578 (fold_builtin_strpbrk): Likewise.
25579 (fold_builtin_strcat): Likewise.
25580 (fold_builtin_strncat): Likewise.
25581 (fold_builtin_strspn): Likewise.
25582 (fold_builtin_strcspn): Likewise.
25583 (fold_builtin_fputs): Likewise.
25584 (fold_builtin_next_arg): Likewise.
25585 (fold_builtin_sprintf): Likewise.
25587 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25588 NULL_RTX instead of 0.
25589 (expand_builtin_memory_chk): Likewise.
25590 (maybe_emit_chk_warning): Likewise.
25591 (maybe_emit_sprintf_chk_warning): Likewise.
25593 (fold_builtin_object_size): Pass call arguments individually instead
25594 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25595 accessors and constructors. Return NULL_TREE instead of 0.
25596 (fold_builtin_memory_chk): Likewise.
25597 (fold_builtin_stxcpy_chk): Likewise.
25598 (fold_builtin_strncpy_chk): Likewise.
25599 (fold_builtin_strcat_chk): Likewise.
25600 (fold_builtin_strcat_chk): Likewise.
25601 (fold_builtin_strncat_chk): Likewise.
25602 (fold_builtin_sprintf_chk): Likewise.
25603 (fold_builtin_snprintf_chk): Likewise.
25604 (fold_builtin_printf): Likewise.
25605 (fold_builtin_vprintf): Likewise.
25607 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25609 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25610 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25611 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25612 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25613 (fold_unary): Likewise.
25614 (fold_binary): Likewise.
25615 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25616 ternary expressions.
25617 (fold): Add logic for tcc_vl_exp.
25618 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25619 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25620 (fold_build3_stat): Add assertion to flag broken interface for
25621 constructing CALL_EXPRs.
25622 (fold_build_call_list): New.
25623 (fold_build_call_list_initializer): New.
25624 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25626 (fold_strip_sign_ops): Likewise.
25628 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25629 Brooks Moses <brooks.moses@codesourcery.com>
25630 Lee Millward <lee.millward@codesourcery.com>
25632 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25633 accessors and dump arguments explicitly.
25635 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25637 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25639 (print_call_name): Use new CALL_EXPR accessors.
25641 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25642 CALL_EXPR arguments explicitly instead of as a list. Use
25643 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25645 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25646 (vrp_visit_stmt): Likewise.
25648 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25649 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25651 (force_move_till_expr): Likewise.
25653 * targhooks.c (default_external_stack_protect_fail): Use
25654 build_call_expr instead of build_function_call_expr.
25655 (default_hidden_stack_protect_fail): Likewise.
25657 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25660 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25661 and walk arguments explicitly.
25663 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25664 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25665 (expand_simple_operations): Likewise.
25666 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25668 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25669 of TREE_CODE_LENGTH.
25670 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25672 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25673 instead of TREE_CODE_LENGTH.
25675 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25676 (tree_ic_transform): Likewise.
25677 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25678 parameter instead of arglist. Fix callers.
25679 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25680 (tree_stringops_transform): Likewise.
25681 (tree_indirect_call_to_profile): Likewise.
25682 (tree_stringops_values_to_profile): Likewise.
25684 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25685 (eliminate_tail_call): Likewise.
25687 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25689 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25690 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25692 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25694 * omp-low.c (build_omp_barrier): Use build_call_expr.
25695 (lower_rec_input_clauses): Likewise.
25696 (lower_reduction_clauses): Likewise.
25697 (expand_parallel_call): Likewise.
25698 (maybe_catch_exception): Likewise.
25699 (expand_omp_for_generic): Likewise.
25700 (expand_omp_for_static_nochunk): Likewise.
25701 (expand_omp_sections): Likewise.
25702 (lower_omp_single_simple): Likewise.
25703 (lower_omp_single_copy): Likewise.
25704 (lower_omp_master): Likewise.
25705 (lower_omp_ordered): Likewise.
25706 (lower_omp_critical): Likewise.
25708 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25709 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25711 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25712 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25713 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25715 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25716 and generalize to handle any number of operands.
25717 (chrec_contains_undetermined): Likewise.
25718 (tree_contains_chrecs): Likewise.
25719 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25721 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25723 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25724 fold_call_expr instead of fold_builtin.
25725 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25726 match declarations there.
25727 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25730 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25731 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25733 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25734 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25736 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25739 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25740 (execute_cse_sincos): Use new CALL_EXPR accessors.
25742 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25744 * gimple-low.c (lower_function_body): Use build_call_expr.
25745 (lower_builtin_setjmp): Likewise.
25747 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25748 (set_storage_via_libcall): Likewise.
25749 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25750 instead of TREE_CODE_LENGTH.
25751 (expand_expr_real_1): Use new CALL_EXPR accessors.
25753 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25754 generalize to handle any number of operands.
25755 (TB_parent_eq): Likewise.
25757 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25758 (strip_builtin_expect): Likewise.
25760 * function.c (gimplify_parameters): Use build_call_expr.
25762 * tree-vectorizer.c (vect_is_simple_reduction): Use
25763 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25765 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25766 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25768 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25771 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25772 (gimplify_decl_expr): Likewise.
25773 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25774 Use new CALL_EXPR iterators.
25775 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25776 (gimplify_modify_expr_to_memset): Likewise.
25777 (gimplify_variable_sized_compare): Likewise.
25778 (gimplify_omp_atomic_fetch_op): Likewise.
25779 (gimplify_omp_atomic_pipeline): Likewise.
25780 (gimplify_omp_atomic_mutex): Likewise.
25781 (gimplify_function_tree): Likewise.
25783 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25784 (call_expr_flags): Likewise.
25785 (expand_call): Likewise.
25787 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25788 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25791 * coverage.c (create_coverage): Use build_call_expr.
25793 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25794 (temp_call_expr_obstack): New.
25795 (pool_copy_list): Delete.
25796 (temp_copy_call_expr): New.
25797 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25798 CALL_EXPR accessors. Get rid of special goo for copying argument
25799 lists and use temp_copy_call_expr instead.
25800 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25801 CALL_EXPR accessors.
25802 (create_expression_by_pieces): Likewise. Use build_call_array
25803 to construct the result instead of fold_build3.
25804 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25805 dealing with argument lists.
25806 (init_pre): Remove references to expression_node_pool and
25807 list_node_pool. Init temp_call_expr_obstack instead.
25808 (fini_pre): Remove references to expression_node_pool and
25811 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25812 and walk arguments explicitly instead of as a list.
25814 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25815 (mx_register_decls): Likewise.
25816 (mudflap_register_call): Likewise.
25817 (mudflap_finish_file): Likewise.
25819 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25820 (ipa_callsite_compute_param): Likewise.
25822 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25823 accessors and constructor.
25825 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25826 accessors and constructor.
25827 (convert_tramp_reference): Likewise.
25828 (convert_call_expr): Likewise.
25829 (finalize_nesting_tree_1): Likewise.
25831 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25834 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25836 * tree-inline.c (initialize_inlined_parameters): Pass entire
25837 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25839 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25840 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25842 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25843 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25844 (vectorizable_reduction): Likewise.
25845 (vectorizable_call): Use new CALL_EXPR iterators.
25846 (vectorizable_conversion): Use build_call_expr.
25847 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25848 (vect_gen_widened_results_half): Use build_call_expr.
25849 (vect_setup_realignment): Likewise.
25850 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25852 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25853 (pass_through_call): Likewise.
25854 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25857 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25858 (tree_gen_pow2_profiler): Likewise.
25859 (tree_gen_one_value_profiler): Likewise.
25860 (tree_gen_ic_func_profiler): Likewise.
25861 (tree_gen_average_profiler): Likewise.
25862 (tree_gen_ior_profiler): Likewise.
25864 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25865 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25866 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25868 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25869 of TREE_CODE_LENGTH.
25871 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25872 of TREE_CODE_LENGTH.
25874 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25876 (convert_to_integer): Likewise.
25878 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25881 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25882 Brooks Moses <brooks.moses@codesourcery.com>
25883 Lee Millward <lee.millward@codesourcery.com>
25885 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25887 * config/frv/frv.c (frv_expand_builtin): Likewise.
25888 * config/s390/s390.c (s390_expand_builtin): Likewise.
25890 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25891 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25893 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25894 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25895 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25896 (ix86_expand_store_builtin): Likewise.
25897 (ix86_expand_unop_builtin): Likewise.
25898 (ix86_expand_unop1_builtin): Likewise.
25899 (ix86_expand_sse_compare): Likewise.
25900 (ix86_expand_sse_comi): Likewise.
25901 (ix86_expand_vec_init_builtin): Likewise.
25902 (ix86_expand_vec_ext_builtin): Likewise.
25903 (ix86_expand_vec_set_builtin): Likewise.
25904 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25906 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25907 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25909 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25910 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25911 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25913 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25915 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25916 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25917 arglist. Use new CALL_EXPR accessors. Fix callers.
25918 (altivec_expand_abs_builtin): Likewise.
25919 (rs6000_expand_binop_builtin): Likewise.
25920 (altivec_expand_predicate_builtin): Likewise.
25921 (altivec_expand_lv_builtin): Likewise.
25922 (spe_expand_stv_builtin): Likewise.
25923 (altivec_expand_stv_builtin): Likewise.
25924 (rs6000_expand_ternop_builtin): Likewise.
25925 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25926 (altivec_expand_st_builtin): Likewise.
25927 (altivec_expand_dst_builtin): Likewise.
25928 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25929 arglist. Use new CALL_EXPR accessors. Fix callers.
25930 (altivec_expand_vec_set_builtin): Likewise.
25931 (altivec_expand_vec_ext_builtin): Likewise.
25932 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25933 (spe_expand_builtin): Likewise.
25934 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25935 arglist. Use new CALL_EXPR accessors. Fix callers.
25936 (spe_expand_evsel_builtin): Likewise.
25937 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25938 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25940 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25941 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25942 (arm_expand_unop_builtin): Likewise.
25943 (arm_expand_builtin): Use new CALL_EXPR accessors.
25945 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25948 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25949 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25951 (bfin_expand_unop_builtin): Likewise.
25952 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25954 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25955 Brooks Moses <brooks.moses@codesourcery.com>
25956 Lee Millward <lee.millward@codesourcery.com>
25958 * c-semantics.c (build_stmt): Add internal diagnostic check.
25960 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25961 accessors. Print arguments explicitly instead of as a list.
25963 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25965 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25966 (c_finish_omp_flish): Likewise.
25968 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25969 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25970 instead of TREE_CODE_LENGTH.
25971 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25972 (c_warn_unused_result): Likewise.
25974 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25977 * doc/invoke.texi (Warning Options): Remove
25978 -Werror-implicit-function-declaration.
25979 (Wimplicit-function-declaration): Update description.
25980 * opts.c (common_handle_option): Move handling of -Werror=* to...
25981 (enable_warning_as_error): ...here.
25982 * opts.h (enable_warning_as_error): Declare.
25983 * c-decl.c (implicit_decl_warning): Unless
25984 -Wno-implicit-function-declaration is given, emit a pedwarn if
25985 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25986 * c.opt (Wimplicit-function-declaration): Replace
25987 mesg_implicit_function_declaration with
25988 warn_implicit_function_declaration.
25989 * c-opts.c (c_common_handle_option):
25990 -Werror-implicit-function-declaration is exactly equal as
25991 -Werror=implicit-function-declaration.
25992 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25993 warn_implicit_function_declaration.
25994 (c_common_post_options): -Wimplict-function-declaration is enabled
25995 by default by -std=c99, otherwise is disabled by default.
25996 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25998 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26000 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26001 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26002 former is ignored but not the latter.
26004 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26006 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26007 is made and the reference doesn't use the alias set of its type,
26008 do not create the temporary using that type.
26010 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26012 * jump.c: Remove prototypes for delete_computation and
26013 delete_prior_computation.
26015 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26017 * jump.c (get_label_after): Delete.
26018 (get_label_before, delete_computation, delete_jump,
26019 delete_prior_computation, follow_jumps): Move...
26020 * reorg.c (delete_computation, delete_prior_computation): ... here...
26021 (get_label_before, delete_jump): ... making these static ...
26022 (follow_jumps): ... and simplifying this since it only runs after
26024 * rtl.h (get_label_after, get_label_before, delete_jump,
26025 follow_jumps): Delete prototypes.
26027 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26029 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26031 2007-02-15 Nick Clifton <nickc@redhat.com>
26033 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26034 order to prevent it from being munged by the target.
26036 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26038 * config/i386/i386.md: Remove misleading comment.
26040 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26042 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26043 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26046 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26048 * tree-sra.c (instantiate_missing_elements): Canonicalize
26050 (sra_build_assignment): New.
26051 (generate_copy_inout, generate_element_copy,
26052 generate_element_zero, generate_one_element_init): Use it.
26054 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26056 * tree-sra.c (instantiate_missing_elements): Canonicalize
26058 (sra_build_assignment): New.
26059 (generate_copy_inout, generate_element_copy,
26060 generate_element_zero, generate_one_element_init): Use it.
26062 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26064 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26067 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26069 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26070 types as aggregates not scalars.
26071 * function.c (assign_stack_temp_for_type): Likewise.
26073 2007-02-14 Roger Sayle <roger@eyesopen.com>
26074 Zdenek Dvorak <dvorakz@suse.cz>
26076 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26079 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26081 * passes.c (next_pass_1): Clear the next field of the copied
26084 2007-02-14 Richard Henderson <rth@redhat.com>
26086 * tree-sra.c (early_sra): New.
26087 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26088 (tree_sra_early, pass_sra_early): New.
26089 * tree-pass.h (pass_sra_early): Declare.
26090 * passes.c (init_optimization_passes): Use it.
26092 2007-02-14 Richard Guenther <rguenther@suse.de>
26094 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26096 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26098 PR tree-optimization/30771
26099 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26101 (vect_analyze_operations): Induction phis can now be marked as
26103 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26104 Update documentation accordingly.
26106 2007-02-14 Nick Clifton <nickc@redhat.com>
26108 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26109 most 3 arguments are supported.
26110 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26112 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26114 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26115 Ensure dst->current is valid.
26117 2007-02-13 Paul Brook <paul@codesourcery.com>
26119 * config.gcc: Add arm*-*-uclinux-*eabi.
26120 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26121 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26122 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26123 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26124 (LINK_SPEC): Define.
26125 (LIB_SPEC): Define.
26126 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26128 * config/arm/uclinux-eabi.h: New file.
26129 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26130 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26133 2007-02-13 Ian Lance Taylor <iant@google.com>
26135 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26136 * flags.h (warn_strict_overflow): Declare.
26137 (enum warn_strict_overflow_code): Define.
26138 (issue_strict_overflow_warning): New static inline function.
26139 * opts.c (warn_strict_overflow): New variable.
26140 (common_handle_option): Handle OPT_Wstrict_overflow and
26141 OPT_Wstrict_overflow_.
26142 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26144 * fold-const.c: Include intl.h.
26145 (fold_deferring_overflow_warnings): New static variable.
26146 (fold_deferred_overflow_warning): New static variable.
26147 (fold_deferred_overflow_code): New static variable.
26148 (fold_defer_overflow_warnings): New function.
26149 (fold_undefer_overflow_warnings): New function.
26150 (fold_undefer_and_ignore_overflow_warnings): New function.
26151 (fold_deferring_overflow_warnings_p): New function.
26152 (fold_overflow_warning): New static function.
26153 (make_range): Add strict_overflow_p parameter. Change all
26155 (extract_muldiv, extract_muldiv_1): Likewise.
26156 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26157 tree_expr_nonnegative_p.
26158 (fold_negate_expr): Call fold_overflow_warning.
26159 (fold_range_test): Likewise.
26160 (fold_comparison): Likewise.
26161 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26162 instead of tree_expr_nonnegative_p.
26163 (tree_expr_nonnegative_warnv_p): Rename from
26164 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26165 (tree_expr_nonnegative_p): New function.
26166 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26167 strict_overflow_p parameter.
26168 (tree_expr_nonzero_p): New function.
26169 * passes.c (verify_interpass_invariants): New static function.
26170 (execute_one_pass): Call it.
26171 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26173 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26174 (estimate_numbers_of_iterations): Likewise.
26175 (scev_probably_wraps_p): Likewise.
26176 * tree-ssa-ccp.c: Include "toplev.h".
26177 (evaluate_stmt): Defer fold overflow warnings until we know we are
26179 (struct fold_stmt_r_data): Add stmt field.
26180 (fold_stmt_r): Defer fold overflow warnings until we know we
26182 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26183 (fold_stmt_inplace): Likewise.
26184 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26185 (cleanup_control_expr_graph): Defer fold overflow warnings until
26186 we know we are going to optimize.
26187 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26188 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26190 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26191 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26192 * tree-ssa-loop-manip.c (create_iv): Likewise.
26193 * c-typeck.c (build_conditional_expr): Likewise.
26194 (build_binary_op): Likewise.
26195 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26196 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26197 (extract_range_from_unary_expr): Likewise.
26198 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26199 assuming that signed overflow does not occur.
26200 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26201 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26202 (fold_defer_overflow_warnings): Declare.
26203 (fold_undefer_overflow_warnings): Declare.
26204 (fold_undefer_and_ignore_overflow_warnings): Declare.
26205 (fold_deferring_overflow_warnings_p): Declare.
26206 (tree_expr_nonzero_warnv_p): Declare.
26207 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26208 of warning options.
26209 (Warning Options): Document -Wstrict-overflow.
26210 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26211 (tree-ssa-ccp.o): Likewise.
26212 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26213 (fold-const.o): Depend on intl.h.
26215 2007-02-13 Ian Lance Taylor <iant@google.com>
26217 PR middle-end/30751
26218 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26221 2007-02-13 Stuart Hastings <stuart@apple.com>
26223 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26225 2007-02-13 Richard Henderson <rth@redhat.com>
26227 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26228 handled_component_p before looking for the indirect_ref.
26230 2007-02-13 Richard Henderson <rth@redhat.com>
26232 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26233 remove flags clobber.
26234 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26235 (bswaphi_lowpart): New.
26236 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26237 remove TARGET_BSWAP test. Delete expander of the same name.
26239 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26240 (expand_unop): Use them.
26242 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26244 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26245 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26246 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26247 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26248 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26249 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26250 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26251 assembler dialect choice from asm templates.
26253 2007-02-12 Richard Henderson <rth@redhat.com>
26255 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26256 (fixuns_trunc<SSEMODEF>si2): Use it.
26257 * config/i386/sse.md (vec_setv4sf_0): Export.
26258 * config/i386/i386.c (ix86_build_const_vector): Export.
26259 (ix86_split_convert_uns_si_sse): Rename from
26260 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26261 * config/i386/i386-protos.h: Update.
26263 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26266 * c-typeck.c (c_finish_return): Improve warning message.
26268 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26270 * alias.c (find_symbolic_term): Delete unused function.
26272 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26274 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26275 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26276 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26278 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26280 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26281 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26282 the function, temporarily point the debug interface to the null one.
26284 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26286 * dwarf2out.c (round_up_to_align): New static function.
26287 (field_byte_offset): Use it to round the offset.
26289 2007-02-12 Richard Henderson <rth@redhat.com>
26291 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26292 (inswl_const): Export.
26294 2007-02-12 Richard Henderson <rth@redhat.com>
26296 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26297 result mode of the libcall, convert back to outmode.
26299 2007-02-12 Roger Sayle <roger@eyesopen.com>
26301 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26302 (bswapdi2): New define_expand to implement 32-bit implementation.
26304 2007-02-12 Nick Clifton <nickc@redhat.com>
26306 * doc/invoke.texi (Overall Options): Document --help=.
26307 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26308 (cc1_options): Pass --help= on to cc1.
26309 (display_help): Add description of --help=.
26310 (process_command): Add code to handle --help=. Allow translated
26311 --help and --target-help switches to be passed on to compiler
26313 (main): Remove unused if statement.
26314 * opts.c (columns): Remove.
26315 (LEFT_COLUMN): Define.
26316 (wrap_help): Add columns argument.
26317 (print_filtered_help): Change parameters to be an include bitmask,
26318 an exclude bitmask, an any bitmask and the column width. Move the
26319 code to display the params list here. Add code to display the
26320 status of options rather than their descriptions if the quiet flag
26322 (print_specific_help): Change parameters to be an include bitmask,
26323 an exclude bitmask and an any bitmask. Move code to look up the
26324 column width here. Decide upon the title for an options listing.
26325 (common_handle_options): Add code to handle --help=. Adapt code
26326 for --help and --target-help to use the revised form of the
26327 print_specific_help function.
26328 (print_help): Delete.
26329 (print_param_help): Delete.
26330 (print_switch): Delete.
26331 * opts.h (cl_lang_count): Add prototype.
26332 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26333 CL_MAX_OPTION_CLASS): New defines.
26334 * optc-gen.awk: Add construction of cl_lang_count.
26335 * c.opt: Add Warning attribute to warning options and Optimization
26336 attribute to optimization options.
26337 * common.opt: Likewise.
26339 Add -fhelp and -ftarget-help as aliases for the transformed --help
26340 and --target-help options.
26341 * opt-functions.awk: Add code to handle Warning and Optimization
26344 2007-02-12 Richard Henderson <rth@redhat.com>
26346 * config/alpha/constraints.md: New file.
26347 * config/alpha/alpha.c: Include tm-constrs.h.
26348 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26349 alpha_extra_constraint): Remove.
26350 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26351 * config/alpha/alpha-protos.h: Update.
26352 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26353 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26354 (EXTRA_CONSTRAINT): Remove.
26355 * config/alpha/alpha.md: Include constraints.md.
26356 (adddi splitter): Use satisfies_constraint_*.
26357 * config/alpha/predicates.md (add_operand): Likewise.
26358 (sext_add_operand, addition_operation): Likewise.
26360 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26362 PR tree-optimization/29145
26363 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26364 in our handling of restrict qualified pointers.
26366 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26369 * doc/invoke.texi (Wunused-value): Update description.
26370 (Wextra): Delete item.
26371 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26372 value of Wunused-value.
26373 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26374 (c_finish_stmt_expr): Don't check extra_warnings.
26375 (emit_side_effect_warnings): The caller is responsible to check
26378 2007-02-11 Roger Sayle <roger@eyesopen.com>
26379 Matt Thomas <matt@3am-software.com>
26381 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26383 2007-02-11 Roger Sayle <roger@eyesopen.com>
26385 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26386 comparisons of POPCOUNT against zero.
26387 (simplify_const_relational_operation): Likewise.
26389 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26391 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26393 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26395 * dwarf2out.c (root_type): Delete unused function.
26397 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26399 * genattrtab.c (contained_in_p): Delete unused function.
26400 (write_expr_attr_cache): Likewise.
26402 2007-02-11 Jan Hubicka <jh@suse.cz>
26404 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26407 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26409 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26410 to add the REG_EQ* note.
26411 * see.c (see_merge_one_use_extension): Likewise.
26412 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26413 turn REG_EQUAL notes into REG_EQUIV notes if the target
26414 register may have more than one set.
26415 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26416 * gcse.c (try_replace_reg): Likewise.
26417 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26418 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26419 more than one REG_EQUIV note.
26420 * reload1.c (gen_reload): Use set_unique_reg_note.
26422 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26424 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26425 (ix86_builtin_conversion): New function.
26427 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26430 * tree.h (DECL_REPLACEABLE_P): New macro.
26431 * except.c (set_nothrow_function_flags): Likewise.
26433 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26434 Ira Rosen <irar@il.ibm.com>
26435 Dorit Nuzman <dorit@il.ibm.com>
26437 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26438 * targhooks.c (default_builtin_vectorized_conversion): New.
26439 * targhooks.h (default_builtin_vectorized_function): New declaration.
26440 * target.h (struct vectorize): Add builtin_conversion field.
26441 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26442 stmt_vec_info_type value.
26443 (vectorizable_conversion): New declaration.
26444 * tree-vect-analyze.c (vect_analyze_operations): Add
26445 vectorizable_conversion call.
26446 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26447 * tree-vect-transform.c (vectorizable_conversion): New function.
26448 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26449 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26451 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26452 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26453 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26454 or ALTIVEC_BUILTIN_VCFSX.
26456 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26459 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26460 CONST_DOUBLE and operand 0 is a hard register.
26461 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26462 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26463 is a hard floating-point register.
26465 2007-02-10 Richard Henderson <rth@redhat.com>
26466 Jakub Jelinek <jakub@redhat.com>
26467 Alexandre Oliva <aoliva@redhat.com>
26469 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26470 * builtin-types.def (BT_WORD): Make unsigned.
26471 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26472 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26473 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26474 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26475 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26476 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26478 * expr.c (emutls_var_address): New.
26479 (expand_expr_real_1): Expand emulated tls.
26480 (expand_expr_addr_expr_1): Likewise.
26481 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26482 * output.h (emutls_finish): Declare.
26483 * toplev.c (compile_file): Call it.
26484 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26485 address before wrapping in CONST.
26486 * varasm.c (emutls_htab, emutls_object_type): New.
26487 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26488 (get_emutls_object_name, get_emutls_object_type): New.
26489 (get_emutls_init_templ_addr, emutls_decl): New.
26490 (emutls_common_1, emutls_finish): New.
26491 (assemble_variable): When emulating tls, swap decls; generate
26492 constructor for the emutls objects.
26493 (do_assemble_alias): When emulating tls, swap decl and target name.
26494 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26496 * varpool.c (decide_is_variable_needed): Look at force_output.
26497 Recurse for emulated tls.
26498 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26499 with decide_is_variable_needed.
26500 * emutls.c: New file.
26501 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26502 tls_object for real tls.
26504 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26506 PR rtl-optimization/29599
26507 * reload1.c (eliminate_regs_in_insn): Take the destination
26508 mode into account when computing the offset.
26510 2007-02-09 Stuart Hastings <stuart@apple.com>
26511 Richard Henderson <rth@redhat.com>
26513 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26514 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26515 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26516 fixuns_truncdfhi2): New.
26517 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26518 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26519 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26520 (floatunssidf2): Allow nonimmediate source.
26521 * config/i386/sse.md (movdi_to_sse): New.
26522 (vec_concatv2di): Drop '*'.
26523 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26524 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26525 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26527 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26528 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26529 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26530 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26531 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26532 ix86_build_const_vector.
26533 (x86_emit_floatuns): Rewrite.
26535 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26537 * genautomata.c (longest_path_length): Delete unused function.
26538 (struct state): Delete unused longest_path_length.
26539 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26540 (get_free_state): Delete unused.
26542 2007-02-09 Jan Hubicka <jh@suse.cz>
26544 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26545 * doc/invoke.texi (inline-unit-growth): Update default value.
26547 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26548 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26549 (rebuild_cgraph_edges): Likewise.
26550 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26551 (dump_cgraph_node): Dump frequencies.
26552 (cgraph_clone_edge): Add frequency scales.
26553 (cgraph_clone_node): Add freuqnecy.
26554 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26555 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26556 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26557 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26558 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26559 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26560 (save_inline_function_body): Likewise.
26561 * ipa-inline.c: inluce rtl.h
26562 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26563 (cgraph_edge_badness): Use frequencies.
26564 (cgraph_decide_recursive_inlining): Update clonning.
26565 (cgraph_decide_inlining_of_small_function): Dump frequency.
26566 * predict.c (estimate_bb_frequencies): Export.
26567 * predict.h (estimate_bb_frequencies): Declare.
26568 * tree-inline.c (copy_bb): Watch overflows.
26569 (expand_call_inline): Update call of cgraph_create_edge.
26570 (optimize_inline_calls): Use TODO flags to update frequnecies.
26571 * passes.h: Include predict.h
26572 (init_optimization_passes): Move profile ahead.
26573 (execute_function_todo): Handle TODO_rebuild_frequencies.
26575 2007-02-09 Roger Sayle <roger@eyesopen.com>
26577 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26578 the insbl or inswl pattern into a register.
26580 2007-02-09 Roger Sayle <roger@eyesopen.com>
26582 * config/ia64/ia64.md (bswapdi2): New define_insn.
26584 2007-02-09 Richard Henderson <rth@redhat.com>
26586 * config/i386/constraints.md (Ym): New constraint.
26587 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26588 (movdi_1_rex64): Split sse and xmm general register moves from
26589 memory move alternatives. Use conditional register constraints.
26590 (movsf_1, movdf_integer): Likewise.
26591 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26592 (movdf_integer_rex64): New.
26593 (pushsf_rex64): Fix output constraints.
26594 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26595 (sse2_stored): Likewise.
26596 (sse2_storeq_rex64): New.
26597 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26598 amd and not generic.
26599 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26600 for optimize_size. Remove SF/DFmode hack.
26602 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26604 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26607 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26608 Richard Sandiford <richard@codesourcery.com>
26610 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26611 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26612 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26613 m68k/t-mlib to tmake_file.
26614 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26615 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26616 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26617 Allow it to be cf or m68k. Set m68k_arch_family. If that
26618 variable is not empty, add t-$m68k_arch_family to tmake_file.
26619 Add t-mlibs to tmake_file.
26620 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26621 * config/m68k/t-cf: New file.
26622 * config/m68k/t-m68k: Likewise.
26623 * config/m68k/t-mlibs: Likewise.
26624 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26625 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26626 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26627 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26628 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26630 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26631 (INSTALL_LIBGCC): Delete.
26632 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26633 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26634 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26635 (M68K_MLIB_CPU): Define.
26636 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26637 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26638 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26640 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26641 Richard Guenther <rguenther@suse.de>
26643 PR middle-end/23361
26644 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26645 against INT_MIN/INT_MAX.
26646 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26647 file if a loop is removed.
26649 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26651 * calls.c (store_one_arg): Pass correct alignment to
26652 emit_push_insn for non-BLKmode values.
26653 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26654 unaligned stack slot via a suitably aligned slot.
26656 2007-02-08 DJ Delorie <dj@redhat.com>
26658 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26660 (legal_subregs): Use unsigned char, make const.
26661 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26663 2007-02-08 Paul Brook <paul@codesourcery.com>
26665 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26666 special interworking needed.
26668 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26670 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26671 conditional to __SSE2__.
26672 (Entries below should have been added to first ChangeLog
26673 entry for amdfam10 dated 2007-02-05)
26674 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26676 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26678 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26681 2007-02-08 DJ Delorie <dj@redhat.com>
26683 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26684 * config/m32c/m32c.c (legal_subregs): New.
26685 (m32c_illegal_subreg_p): New.
26686 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26687 unsupported subregs of hard regs.
26689 2007-02-08 Jan Hubicka <jh@suse.cz>
26691 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26692 the same one; always update histograms.
26694 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26696 * passes.c (init_optimization_passes): Tidy comment.
26698 2007-02-08 Roger Sayle <roger@eyesopen.com>
26700 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26701 strip zero_extend, bswap and rotates from POCOUNT's argument.
26702 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26703 zero_extend and rotates from PARITY's argument.
26704 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26705 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26706 of an integer constant at compile-time.
26708 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26711 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26713 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26716 * tree-ssa-live.c (remove_unused_locals): Do not remove
26717 TREE_ADDRESSABLE variables.
26718 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26719 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26720 FOR_CLOBBER. Update all users.
26721 If VAR has an associated alias set, add a virtual operand for
26722 it if no alias is found to conflict with the memory reference.
26724 2007-02-07 Jan Hubicka <jh@suse.cz>
26725 Robert Kidd <rkidd@crhc.uiuc.edu>
26727 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26729 2007-02-07 Ian Lance Taylor <iant@google.com>
26731 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26733 2007-02-07 Roger Sayle <roger@eyesopen.com>
26735 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26736 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26737 tablejumpdi, movsi_to_cr_one): Remove constraints from
26738 define_expand's match_operands.
26740 2007-02-07 Roger Sayle <roger@eyesopen.com>
26742 * global.c (compute_regsets): Move declatation of "i" inside of
26743 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26745 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26748 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26749 of INDIRECT_REF <RESULT_DECL>.
26751 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26753 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26754 Kaz Kojima <kkojima@gcc.gnu.org>
26757 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26759 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26761 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26763 * doc/loop.texi: Document possibility not to perform disambiguation
26764 of loops with multiple latches.
26765 * cfgloopmanip.c (alp_enum_p): Removed.
26766 (add_loop): Handle subloops. Use get_loop_body_with_size.
26767 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26768 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26769 the new forwarder block.
26770 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26771 Handle the case latch is NULL.
26772 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26773 modifications when marking loop exits.
26774 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26776 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26777 disambiguate_loops_with_multiple_latches.
26778 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26779 before fix_loop_structure.
26780 * cfgloop.c: Include pointer-set.h and output.h.
26781 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26782 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26783 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26784 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26785 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26786 disambiguate_multiple_latches, get_loop_body_with_size,
26787 disambiguate_loops_with_multiple_latches): New functions.
26788 (flow_loop_dump): Dump multiple latch edges.
26789 (flow_loop_nodes_find): Handle loops with multiple latches.
26790 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26791 (glb_enum_p): Modified.
26792 (get_loop_body): Use get_loop_body_with_size.
26793 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26794 (AVOID_CFG_MODIFICATIONS): New constant.
26795 (disambiguate_loops_with_multiple_latches, add_loop,
26796 get_loop_body_with_size): Declare.
26797 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26799 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26801 PR inline-asm/28686
26802 * global.c (compute_regsets): New function.
26803 (global_alloc): Refactored ELIMINABLE_REGSET
26804 and NO_GLOBAL_ALLOC_REGS computation out.
26805 (rest_of_handle_global_alloc): Call compute_regsets()
26806 for non-optimizing case.
26808 2007-02-06 Richard Henderson <rth@redhat.com>
26810 * config/i386/constraints.md (Y2): Rename from Y.
26811 (Yi): New constraint.
26812 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26813 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26814 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26815 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26816 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26817 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26818 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26819 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26820 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26821 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26822 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26823 vec_extractv2si_1): Change Y constraints to Y2.
26824 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26825 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26826 Change Y constraints to Y2.
26827 (sse2_loadld): Change Y constraints to x.
26829 2007-02-06 Roger Sayle <roger@eyesopen.com>
26831 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26832 (parity<mode>2): New define_expand using rs6000_emit_parity.
26833 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26834 rs6000_emit_parity): New functions.
26835 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26836 rs6000_emit_parity): Prototype here.
26838 2007-02-06 Ian Lance Taylor <iant@google.com>
26840 * lower-subreg.c (simple_move_operand): Reject CONST.
26841 (resolve_clobber): Call validate_change rather than directly
26842 assigning to XEXP (pat, 0).
26844 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26846 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26847 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26848 (tree-cfg.o): Remove hashtab.h dependency.
26850 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26851 (struct ivopts_data): Change niters to pointer_map_t.
26852 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26853 (niter_for_exit): Create pointer_map on demand. Change for
26855 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26856 (free_loop_data): Destroy data->niters if created and reset field.
26857 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26858 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26860 * tree-ssa-reassoc.c: Include pointer-set.h.
26861 (bb_rank): Change to long *.
26862 (operand_rank): Change to pointer_map_t.
26863 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26864 (insert_operand_rank): Accept long.
26865 (operand_entry_hash, operand_entry_eq): Remove.
26866 (get_rank): Return long. Adjust for changes above.
26867 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26869 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26871 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26872 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26873 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26875 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26876 directly since it cannot be NULL.
26877 (get_vi_for_tree): Rewrite for pointer_map API.
26878 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26879 (init_alias_vars): Create vi_for_tree as pointer_map.
26880 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26882 * tree-cfg.c: Don't include hashtab.h.
26883 (edge_to_cases): Declare as pointer_map.
26884 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26886 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26887 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26888 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26890 (record_switch_edge): Delete.
26891 (get_cases_for_edge): Adjust for pointer_map API, inline
26892 record_switch_edge (rewritten for new API), remove goto.
26894 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26896 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26897 * tree-nested.c: Include pointer-set.h.
26898 (var_map_elt, var_map_eq, var_map_hash): Delete.
26899 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26900 to pointer_map_t's.
26901 (nesting_info_bitmap_obstack): New.
26902 (lookup_field_for_decl): Adjust for pointer_map API.
26903 (lookup_tramp_for_decl): Adjust for pointer_map API.
26904 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26905 (get_local_debug_decl): Adjust for pointer_map API.
26906 (convert_nl_goto_reference): Adjust for pointer_map API.
26907 (convert_nl_goto_receiver): Adjust for pointer_map API.
26908 (create_nesting_tree): Create outside GGC space. Create bitmap on
26909 the new obstack. Create field_map and var_map as pointer_maps.
26910 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26912 (lower_nested_functions): Move root here, no need to NULL it.
26913 Initialize and release the obstack.
26915 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26917 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26918 Remove prototypes and make them non-static.
26919 (struct tree_int_map): Remove.
26920 * tree.h (struct tree_int_map): Move here, turning TO into an
26922 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26924 * tree.h (TREE_COMPLEXITY): Remove.
26925 (struct tree_exp): Remove complexity field.
26926 * tree.c (build1_stat): Don't set it.
26928 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26929 Victor Kaplansky <victork@il.ibm.com>
26931 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26932 (vect_is_simple_reduction): Support reduction with induction as
26933 one of the operands.
26934 (vect_is_simple_iv_evolution): Fix formatting.
26935 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26936 formatting. Don't mark induction phis for vectorization.
26937 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26938 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26939 (vect_get_vec_def_for_operand): Support induction.
26940 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26942 (vectorizable_reduction): Support reduction with induction as one of
26944 (vectorizable_type_demotion): Use def-type of stmt argument rather
26945 than dummy def-type.
26947 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26948 flag_tree_scev_cprop.
26949 * common.opt (tree-scev-cprop): New flag.
26951 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26952 call to vect_get_new_vect_var.
26954 2007-02-06 Ira Rosen <irar@il.ibm.com>
26956 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26957 vectype is not NULL.
26958 (vect_pattern_recog_1): Likewise.
26960 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26962 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26963 (fold_negate_expr): Likewise.
26965 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26968 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26969 even if cv-qualification is the same.
26971 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26973 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26974 __enable_execute_stack on completion.
26976 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26978 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26979 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26980 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26981 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26982 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26983 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26984 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26985 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26987 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26989 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26990 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26991 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26992 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26993 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26994 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26995 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26996 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26997 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26998 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26999 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27000 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27001 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27002 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27003 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27004 sqrtextenddfxf2_i387): Added amdfam10_decode.
27006 * config/i386/athlon.md (athlon_idirect_amdfam10,
27007 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27008 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27009 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27010 athlon_ivector_store_amdfam10): New define_insn_reservation.
27011 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27016 * config/i386/athlon.md (athlon_call_amdfam10,
27017 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27018 define_insn_reservation.
27019 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27020 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27021 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27023 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27025 * config/i386/athlon.md (athlon_sseld_amdfam10,
27026 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27027 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27029 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27031 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27032 define_insn_reservation.
27033 * config/i386/i386.md (sseins): Added sseins to define_attr type
27034 and define_attr unit.
27035 * config/i386/sse.md: Set type attribute to sseins for insertq
27038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27040 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27041 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27042 ssecomi_load_amdfam10, ssecomi_amdfam10,
27043 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27044 define_insn_reservation.
27045 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27049 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27050 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27051 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27052 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27053 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27054 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27055 define_insn_reservation.
27057 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27058 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27059 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27060 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27061 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27063 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27065 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27066 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27067 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27068 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27069 athlon_ssemul_load_k8): Added amdfam10.
27071 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27073 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27074 (x86_sse_unaligned_move_optimal): New variable.
27076 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27078 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27079 for unaligned vector SSE double/single precision loads for AMDFAM10.
27081 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27083 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27084 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27085 Define TARGET_CPU_DEFAULT_amdfam10.
27086 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27087 (processor_type): Add PROCESSOR_AMDFAM10.
27089 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27090 processor_type in config/i386/i386.h.
27091 Enable imul peepholes for TARGET_AMDFAM10.
27093 * config.gcc: Add support for --with-cpu option for amdfam10.
27095 * config/i386/i386.c (amdfam10_cost): New variable.
27096 (m_AMDFAM10): New macro.
27097 (m_ATHLON_K8_AMDFAM10): New macro.
27098 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27099 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27100 x86_promote_QImode, x86_integer_DFmode_moves,
27101 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27102 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27103 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27104 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27105 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27106 Enable/disable for amdfam10.
27107 (override_options): Add amdfam10_cost to processor_target_table.
27108 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27109 processor_alias_table.
27110 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27111 (ix86_adjust_cost): Add code for amdfam10.
27113 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27115 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27116 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27117 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27118 * config/i386/i386.h: Add builtin definition for SSE4A.
27119 * config/i386/i386.md: Add support for ABM instructions
27120 (popcnt and lzcnt).
27121 * config/i386/sse.md: Add support for SSE4A instructions
27122 (movntss, movntsd, extrq, insertq).
27123 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27124 Add -march=amdfam10 flag.
27125 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27126 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27128 * doc/extend.texi: Add documentation for SSE4A builtins.
27130 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27132 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27134 2007-02-05 Richard Guenther <rguenther@suse.de>
27136 * tree-vectorizer.h (vectorizable_function): Add argument type
27137 argument, change return type.
27138 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27139 * tree-vect-transform.c (vectorizable_function): Handle extra
27140 argument, return vectorized function decl.
27141 (build_vectorized_function_call): Remove.
27142 (vectorizable_call): Handle calls with result and argument types
27143 differing. Handle loop vectorization factor correctly.
27144 * targhooks.c (default_builtin_vectorized_function): Adjust for
27146 * targhooks.h (default_builtin_vectorized_function): Likewise.
27147 * target.h (builtin_vectorized_function): Add argument type
27149 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27150 extra argument, allow vectorizing of lrintf.
27151 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27152 documentation of target hook.
27154 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27157 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27158 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27159 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27161 2007-02-05 Roger Sayle <roger@eyesopen.com>
27163 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27164 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27165 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27166 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27167 before canonicalizing sincos to cexpi.
27168 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27170 2007-02-05 Roger Sayle <roger@eyesopen.com>
27172 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27173 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27174 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27176 2007-02-05 Roger Sayle <roger@eyesopen.com>
27178 * mips-tfile.c (initialize_init_file): Correct endianness test.
27180 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27182 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27183 the 'y' constraint.
27185 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27187 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27188 saves in a PARALLEL before the register assignments.
27190 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27192 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27193 DWARF_FRAME_RETURN_COLUMN to be a general register.
27194 * dwarf2out.c (init_return_column_size): New function, split from...
27195 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27196 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27197 to be nongeneral registers.
27198 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27200 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27201 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27203 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27205 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27207 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27209 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27210 (remove_path): Use can_remove_branch_p and remove_branch instead
27211 of loop_delete_branch_edge.
27212 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27213 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27214 Update profile using scale_dominated_blocks_in_loop.
27215 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27216 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27217 (can_remove_branch_p, remove_branch): Declare.
27218 * tree-cfg.c (tree_can_remove_branch_p): New function.
27219 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27220 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27221 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27223 2007-02-05 Jan Hubicka <jh@suse.cz>
27225 PR middle-end/30696
27226 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27227 nodes in cgraph, don't remove offline copy of the function.
27229 2007-02-04 Jan Hubicka <jh@suse.cz>
27231 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27232 vectors might cause maybe_lookup_element_for_expr to be called
27233 on non-sra-candidate.
27235 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27237 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27238 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27239 spelling conventions.
27241 2007-02-04 Richard Guenther <rguenther@suse.de>
27243 PR middle-end/30636
27244 * fold-const.c (try_move_mult_to_index): Make sure to not
27245 overflow one dimension of a multi-dimensional array access.
27247 2007-02-04 Jan Hubicka <jh@suse.cz>
27249 * passes.c (init_optimization_passes): Reindent.
27251 2007-02-04 Jan Hubicka <jh@suse.cz>
27252 Eric Botcazou <ebotcazou@adacore.com>
27254 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27255 (execute_fixup_cfg): Break out the abnormal goto code.
27256 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27257 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27258 (optimize_inline_calls): Call make_nonlocal_label_edges.
27260 2007-02-04 Jan Hubicka <jh@suse.cz>
27262 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27263 true when something was changed.
27264 (rename_ssa_copies): When something was changed, do
27265 TODO_remove_unused_locals.
27266 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27267 add TODO_remove_unused_locals when instruction was removed.
27269 2007-02-04 Jan Hubicka <jh@suse.cz>
27271 * ipa-inline.c (try_inline): Improve debug output; work on already
27273 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27274 call try_inline for already inlined edges too when flattening;
27275 inline also functions that make callee growth but overall unit size
27278 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27280 * config/m32c/bitops.md, config/m32c/jump.md,
27281 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27282 config/m32r/m32r.h, config/m32r/m32r.md,
27283 config/m32r/predicates.md, config/m68hc11/larith.asm,
27284 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27285 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27286 config/mips/mips-protos.h, config/mips/mips.c,
27287 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27288 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27289 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27290 spelling conventions.
27292 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27293 Follow spelling conventions.
27295 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27297 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27298 warn about C++0x compatibility.
27300 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27302 * config/h8300/h8300.c, config/h8300/h8300.h,
27303 config/h8300/h8300.md: Follow spelling conventions.
27305 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27307 PR middle-end/30667
27308 * combine.c (try_combine): Do not substitute source operand
27309 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27311 2007-02-03 Jan Hubicka <jh@suse.cz>
27313 PR gcov-profile/30650
27314 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27315 do not divide by zero for never executed counters.
27316 (tree_find_values_to_profile): Fix counters.
27317 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27319 2007-02-03 Ian Lance Taylor <iant@google.com>
27321 * lower-subreg.c (simple_move_operand): New static function,
27322 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27324 (simple_move): Call simple_move_operand.
27325 (find_decomposable_subregs): Add special handling of MEMs.
27326 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27327 meaning of return value. If we see a hard register, test whether
27328 it can store a word_mode value. Change all callers.
27330 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27332 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27333 ftrapv insns and expanders.
27334 (subdi3): Change define_expand operand 1 to arith11_operand, and
27335 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27336 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27337 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27340 PR middle-end/30174
27341 * varasm.c (notice_global_symbol): Treat global objects as weak when
27342 flag_shlib is true.
27344 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27346 * emit-rtl.c (dconstpi): Delete.
27347 (dconstsqrt2): New.
27348 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27349 * real.h (dconstpi): Delete.
27350 (dconstsqrt2): New.
27351 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27352 (fold_builtin_hypot): Likewise.
27354 2007-02-03 Tom Tromey <tromey@redhat.com>
27357 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27358 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27360 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27362 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27363 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27364 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27365 config/rs6000/cell.md, config/rs6000/darwin.h,
27366 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27367 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27368 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27369 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27370 typos. Follow spelling conventions.
27371 * doc/invoke.texi: Follow spelling conventions.
27373 2007-02-03 Roger Sayle <roger@eyesopen.com>
27375 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27376 canonicalization transformations that attempt to simplify integer
27377 constant comparisons to become comparisons against zero.
27379 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27381 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27383 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27384 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27386 2007-02-02 Mike Stump <mrs@apple.com>
27388 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27389 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27390 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27391 generate a branch island.
27393 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27395 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27396 (xtensa_legitimate_address_p): New.
27397 (xtensa_legitimize_address): New.
27398 (xtensa_output_addr_const_extra): New.
27399 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27401 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27402 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27403 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27404 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27405 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27406 (xtensa_legitimize_address): New.
27407 (xtensa_output_addr_const_extra): New.
27409 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27411 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27413 2007-02-02 Ian Lance Taylor <iant@google.com>
27415 * expmed.c (expand_divmod): Add comment.
27417 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27419 * emit-rtl.c (renumber_insns): Remove.
27420 * flags.h: Remove the extern for flag_renumber_insns.
27421 * rtl.h: Remove the prototype for renumber_insns.
27422 * toplev.c (flag_renumber_insns): Remove.
27424 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27426 Revert for x86 darwin:
27427 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27429 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27430 code before the following patch under TARGET_MACHO.
27431 (ix86_function_value_regno_p): Likewise.
27433 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27435 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27438 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27441 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27442 loads to general or fp registers. Add comments.
27443 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27445 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27447 * pointer-set.c (insert_aux): Only return insertion slot.
27448 (pointer_set_insert): Adjust.
27449 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27450 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27451 pointer_map_traverse): New.
27452 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27453 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27454 pointer_map_contains, pointer_map_traverse): Declare.
27456 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27458 PR middle-end/30473
27459 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27460 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27462 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27464 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27466 (struct _dep): New type.
27467 (dep_t): New typedef.
27468 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27469 (DEP_STATUS): New access macro. The macro with the same name was
27470 renamed to DEP_LINK_STATUS.
27471 (dep_init): Declare function
27473 (struct _dep_link): New type.
27474 (dep_link_t): New typedef.
27475 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27476 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27477 (DEP_LINK_STATUS): New macro.
27478 (debug_dep_links): New debug function.
27480 (struct _deps_list): New type.
27481 (deps_list_t): New typedef.
27482 (DEPS_LIST_FIRST): New access macro.
27483 (FOR_EACH_DEP_LINK): New cycle macro.
27484 (create_deps_list, free_deps_list, delete_deps_list): Declare
27486 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27487 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27488 (copy_deps_list_change_con): Ditto.
27490 (move_dep_link): Declare function.
27492 (struct _dep_node): New type.
27493 (dep_node_t): New typedef.
27494 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27496 (struct haifa_insn_data.back_deps): New field to hold backward
27497 dependencies of the insn.
27498 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27500 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27501 Change its type to deps_list_t.
27502 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27503 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27504 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27506 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27508 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27510 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27512 (dep_cost): Declare.
27514 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27515 (ds_to_dk, dk_to_ds): New functions.
27517 (init_dep_1): New static function.
27518 (init_dep): New function.
27519 (copy_dep): New static function.
27521 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27523 (detach_dep_link): New static function.
27524 (move_dep_link): New function.
27526 (dep_links_consistent_p, dump_dep_links): New static functions.
27527 (debug_dep_links): New debugging function.
27529 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27531 (alloc_deps_list, init_deps_list): New static functions.
27532 (create_deps_list): New function.
27533 (clear_deps_list): New static function.
27534 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27535 (deps_list_consistent_p, dump_deps_list): New static functions.
27536 (debug_deps_list): New function.
27537 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27539 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27541 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27542 use new scheduler dependencies lists.
27543 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27544 (sched_analyze): Ditto. Initialize dependencies lists.
27545 (add_forw_dep, compute_forward_dependences): Update to use new
27546 scheduler dependencies lists.
27548 (init_dependency_caches): Init deps_obstack.
27549 (free_dependency_caches): Free deps_obstack.
27551 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27552 new scheduler dependencies lists.
27553 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27554 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27556 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27557 Update to use new scheduler dependencies lists.
27558 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27559 (debug_dependencies): Ditto.
27560 (schedule_region): Update comments.
27562 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27563 scheduler dependencies lists.
27564 (schedule_ebb): Update comments.
27566 * rtl.def (DEPS_LIST): Remove.
27568 * lists.c (unused_deps_list): Remove.
27569 (free_list): Update assertions.
27571 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27572 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27574 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27575 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27577 * haifa-sched.c (comments): Update.
27578 (insn_cost1): Remove. Inline the code into insn_cost ().
27579 (insn_cost): Update to use new scheduler dependencies lists. Move
27580 processing of the dependency cost to dep_cost ().
27581 (dep_cost): New function. Use it instead of insn_cost () when
27582 evaluating cost of the dependency. Use compatible interface to
27583 interact with the target.
27584 (priority): Update to use new scheduler dependencies lists.
27585 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27586 with greater number of insns that depend on the insn.
27587 (schedule_insn): Update to use new scheduler dependencies lists. Add
27588 code to free backward dependencies lists. Inline and optimize code
27589 from resolve_dep () - see PR28071.
27590 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27591 lists. Update call to targetm.sched.is_costly_dependence hook.
27593 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27594 scheduler dependencies lists.
27596 (resolve_dep): Remove. Move the logic to schedule_insn ().
27597 (init_h_i_d): Initialize dependencies lists.
27599 (process_insn_depend_be_in_spec): Rename to
27600 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27601 dependencies lists.
27602 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27603 Update to use new scheduler dependencies lists.
27604 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27606 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27607 new scheduler dependencies lists.
27608 (build_intra_loop_deps): Ditto.
27610 * target.h (struct _dep): Declare to use in
27611 gcc_target.sched.is_costly_dependence.
27612 (struct gcc_target.sched.adjust_cost): Fix typo.
27613 (struct gcc_target.sched.is_costly_dependence): Change signature to
27614 use single dep_t parameter instead of an equivalent triad.
27615 (struct gcc_target.sched.adjust_cost_2): Remove.
27617 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27619 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27621 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27623 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27625 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27626 (REG_DEP_TRUE): Document.
27628 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27629 Change signature to correspond to the targetm.sched.adjust_cost hook.
27630 Update use in TARGET_SCHED_ADJUST_COST_2.
27631 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27632 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27633 new scheduler dependencies lists.
27634 (ia64_gen_check): Ditto.
27636 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27637 scheduler dependencies lists.
27639 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27640 signature to correspond to the targetm.sched.is_costly_dependence hook.
27641 (is_costly_group): Update to use new scheduler dependencies lists.
27643 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27644 instead of INSN_COST () macro.
27646 2007-02-01 Ian Lance Taylor <iant@google.com>
27648 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27650 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27652 * pa.md (tp_load): Correct mfctl instruction syntax.
27654 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27656 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27657 altivec_padding_size calculation on AIX. Improve comment, add
27658 assert to verify that it's right.
27660 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27663 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27665 PR inline-asm/28686
27666 * global.c (global_alloc): Add mising initialization of
27669 2007-02-01 Roger Sayle <roger@eyesopen.com>
27671 * alias.c (init_alias_analysis): Correct whitespace.
27672 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27673 partition_hot_cold_basic_blocks): Likewise.
27674 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27675 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27676 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27677 fold_builtin_snprintf_chk, fold_builtin_printf,
27678 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27679 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27680 * cfgcleanup.c (cleanup_cfg): Likewise.
27681 * cfgexpand.c (tree_expand_cfg): Likewise.
27682 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27683 * function.c (get_next_funcdef_no): Likewise.
27684 * gengtype.c (main): Likewise.
27685 * genmodes.c (main): Likewise.
27686 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27687 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27688 * ifcvt.c (noce_emit_move_insn): Likewise.
27689 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27691 * stor-layout.c (get_best_mode): Likewise.
27692 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27693 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27694 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27695 perform_var_substitution, solve_graph): Likewise.
27696 * tree-vrp.c (vrp_finalize): Likewise.
27698 2007-02-01 Ian Lance Taylor <iant@google.com>
27700 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27701 high part of a paradoxical subreg, return a constant zero.
27703 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27705 * toplev.c (lang_dependent_init): Call init_set_costs.
27706 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27708 2007-02-01 Richard Guenther <rguenther@suse.de>
27710 PR middle-end/30656
27711 * fold-const.c (fold_negate_expr): Allow negating a
27712 constant if overflow does not change.
27714 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27716 * doc/c-tree.texi (Expression trees): Improve markup.
27717 * doc/tm.texi (Register Classes, Addressing Modes)
27718 (Floating Point): Fix spacing after abbreviations. Fix some
27721 2007-02-01 Ben Elliston <bje@au.ibm.com>
27723 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27724 * doc/contrib.texi: Likewise.
27725 * doc/install.texi: Likewise.
27727 2007-01-31 Richard Henderson <rth@redhat.com>
27728 Ian Lance Taylor <iant@google.com>
27730 * lower-subreg.c: New file.
27731 * rtl.def (CONCATN): Define.
27732 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27733 pass_lower_subreg2.
27734 * emit-rtl.c (update_reg_offset): New static function, broken out
27735 of gen_rtx_REG_offset.
27736 (gen_rtx_REG_offset): Call update_reg_offset.
27737 (gen_reg_rtx_offset): New function.
27738 * regclass.c: Revert patch of 2006-03-05, restoring
27740 (clear_reg_info_regno): New function.
27741 * dwarf2out.c (concatn_loc_descriptor): New static function.
27742 (loc_descriptor): Handle CONCATN.
27743 * common.opt (fsplit_wide_types): New option.
27744 * opts.c (decode_options): Set flag_split_wide_types when
27746 * timevar.def (TV_LOWER_SUBREG): Define.
27747 * rtl.h (gen_reg_rtx_offset): Declare.
27748 (reg_scan_update): Declare.
27749 * regs.h (clear_reg_info_regno): Declare.
27750 * tree-pass.h (pass_lower_subreg): Declare.
27751 (pass_lower_subreg2): Declare.
27752 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27753 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27754 -fsplit-wide-types.
27755 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27756 * Makefile.in (OBJS-common): Add lower-subreg.o.
27757 (lower-subreg.o): New target.
27759 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27761 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27763 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27766 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27768 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27770 PR middle-end/29335
27771 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27773 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27775 * cfgloop.h: Include vec-prim.h.
27776 (enum li_flags): Remove LI_ONLY_OLD.
27777 (loop_iterator): Changed.
27778 (fel_next, fel_init): Iterate over loop tree.
27779 (FOR_EACH_LOOP_BREAK): New macro.
27780 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27782 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27783 * modulo-sched.c (sms_schedule): Ditto.
27784 * tree-vectorizer.c (vectorize_loops): Ditto.
27785 * doc/loop.texi: Update information on loop numbering and behavior of
27786 FOR_EACH_LOOP wrto new loops.
27787 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27788 add_to_evolution_1): Test nestedness of loops instead of comparing
27790 * tree-chrec.c (chrec_fold_plus_poly_poly,
27791 chrec_fold_multiply_poly_poly, chrec_evaluate,
27792 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27793 reset_evolution_in_loop): Ditto.
27794 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27796 2007-01-31 Dirk Mueller <dmueller@suse.de>
27798 * c-common.c (warn_about_parentheses): Separate warning about
27799 un-parenthized sequence of comparison operators from the one
27800 which is supposed to warn about x <= y <= z.
27802 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27804 * optabs.h (enum optab_index): Add new OTI_isinf.
27805 (isinf_optab): Define corresponding macro.
27806 * optabs.c (init_optabs): Initialize isinf_optab.
27807 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27809 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27810 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27812 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27813 expand_builtin_interclass_mathfn.
27814 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27815 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27816 (fxam<mode>2_i387): New insn pattern.
27817 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27818 built-in functions as x87 inline asm.
27820 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27822 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27824 2007-01-30 Eric Christopher <echristo@apple.com>
27826 * config.gcc: Add geode.
27828 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27830 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27831 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27832 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27833 value-prof.c: Fix comment typos.
27835 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27838 * doc/invoke.texi (Wpointer-arith): Document warning.
27840 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27842 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27843 the list of discrepancies from the draft TR.
27845 2007-01-30 Dirk Mueller <dmueller@suse.de>
27848 * doc/invoke.texi (-Wreturn-type): Update description to
27849 match new behavior.
27851 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27853 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27855 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27857 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27858 to handle optabs that operate on floating point input argument and
27859 output to integer output.
27860 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27861 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27862 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27863 expand_builtin_interclass_mathfn ().
27864 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27865 (ilogbsi2): Remove.
27866 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27867 ilogbl built-in functions as x87 intrinsics.
27869 2007-01-30 Richard Guenther <rguenther@suse.de>
27871 PR middle-end/27657
27872 * dwarf2out.c (reference_to_unused): Query varpool if the
27873 variable was output.
27875 2007-01-30 Richard Guenther <rguenther@suse.de>
27877 PR middle-end/30313
27878 * passes.c (execute_one_pass): Reset in_gimple_form to not
27879 confuse non-unit-at-a-time mode.
27881 2007-01-29 Roger Sayle <roger@eyesopen.com>
27882 Richard Guenther <rguenther@suse.de>
27884 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27885 avoid undefined behaviour on overflow. Use force_fit_type_double
27886 to construct the constant with the specified TREE_OVERFLOW.
27888 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27890 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27891 * config/dfp-bit.h: Ditto.
27893 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27895 * c-decl.c (pop_scope): Replace warnings with call to
27896 warn_for_unused_label.
27897 * c-common.h (warn_for_unused_label): Declare.
27898 * c-common.c (warn_for_unused_label): Define.
27900 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27902 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27905 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27907 * Makefile.in (USER_H): Remove decfloat.h.
27908 * ginclude/decfloat.h: Delete, moving contents to ...
27909 * ginclude/float.h: Add support for decimal floating point,
27910 guarded by __STDC_WANT_DEC_FP__.
27912 2007-01-29 Mike Stump <mrs@apple.com>
27914 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27915 Analysis and Representation to resolve case insensitive conflict.
27916 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27918 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27920 * tree.h (struct tree_memory_tag): Add aliases member.
27921 (MTAG_ALIASES): New macro.
27922 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27923 (add_may_alias): Remove pointer-set. Update for may_aliases being
27925 (mark_aliases_call_clobbered): Update for may_aliases being a
27927 (compute_tag_properties): Ditto.
27928 (create_partition_for): Ditto.
27929 (compute_memory_partitions): Ditto.
27930 (dump_may_aliases_for): Ditto.
27931 (is_aliased_with): Ditto.
27932 (add_may_alias_for_new_tag): Ditto.
27933 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27934 (compute_is_aliased): New function.
27935 (compute_may_aliases): Call compute_is_aliased).
27936 (init_alias_info): Initialize alias_bitmap_obstack.
27937 (union_alias_set_into): New function.
27938 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27939 (have_common_aliases_p): Rewrite to take two bitmaps and use
27941 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27942 Update for bitmaps.
27943 (finalize_ref_all_pointers): Update for add_may_alias changes.
27944 (new_type_alias): Ditto.
27945 * tree-flow-inline.h (may_aliases): Return a bitmap.
27946 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27947 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27948 may_aliases being a bitmap.
27949 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27950 may_aliases now returns a bitmap.
27951 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27953 * tree-ssa-operands.c (add_virtual_operand): Update for
27954 may_aliases being a bitmap.
27956 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27958 PR tree-optimization/30630
27959 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27960 variable as changed.
27962 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27965 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27966 expanded only once even if an error occurs.
27968 2007-01-29 Ben Elliston <bje@au.ibm.com>
27970 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27971 (__gcov_average_profiler): Likewise.
27972 (__gcov_ior_profiler): Likewise.
27973 (__gcov_merge_ior): Likewise.
27975 2007-01-28 Jan Hubicka <jh@suse.cz>
27977 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27978 * value-prof.c (stringop_block_profile): Likewise.
27980 2007-01-28 Jan Hubicka <jh@suse.cz>
27982 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27983 Add variant handling histograms; add wrapper.
27984 (clear_storage_via_libcall): Export.
27985 (emit_block_move_hints): Break out from ...; add histograms.
27986 (emit_block_move): ... this one.
27987 (clear_storage_hints): Break out from ...; add histograms.
27988 (clear_storage): ... this one.
27989 (set_storage_via_memset): Handle histogram.
27990 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27991 (clear_storage_hints, clear_storage_via_libcall): Declare.
27992 (set_storage_via_setmem): Update prototype.
27993 * doc/md.texi (movmem, setmem): Document new arguments.
27995 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27996 Add new histograms.
27997 (stringop_block_profile): New global function.
27998 (tree_stringops_values_to_profile): Profile block size and alignment.
27999 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28001 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28002 (stringop_block_profile): Declare.
28003 * builtins.c: Include value-prof.h.
28004 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28005 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28006 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28007 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28008 * profile.c (instrument_values): Add new counters.
28009 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28011 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28012 (tree_init_edge_profiler): Build new profilers.
28013 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28014 (pass_tree_profile): Add dump.
28015 (tree_profile_hooks): Update.
28016 * Makefile.in (LIBGCOV): Add new constants.
28017 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28018 __gcov_ior_profiler): New.
28019 * i386.md (movmem/setmem expanders): Add new optional arguments.
28021 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28023 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28025 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28027 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28028 (tree_unswitch_single_loop): Pass eni_size_weights to
28029 tree_num_loop_insns.
28030 * tree-ssa-loop-manip.c: Include tree-inline.h.
28031 (can_unroll_loop_p): Pass eni_size_weights to
28032 tree_num_loop_insns.
28033 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28034 Pass eni_size_weights to estimate_num_insns.
28035 * tree.h (init_inline_once): Export.
28036 * toplev.c (backend_init): Call init_inline_once.
28037 * cgraphunit.c (cgraph_process_new_functions,
28038 cgraph_analyze_function): Pass eni_inlining_weights to
28039 estimate_num_insns.
28040 * ipa-inline.c (compute_inline_parameters): Ditto.
28041 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28042 to estimate_num_insns.
28043 (try_unroll_loop_completely): Pass eni_size_weights to
28044 tree_num_loop_insns.
28045 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28046 ot estimate_num_insns.
28047 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28048 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28049 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28050 eni_time_weights): New variables.
28051 (init_inline_once): Initialize them.
28052 (struct eni_data): Mew.
28053 (estimate_num_insns_1, estimate_num_insns): Use weights.
28054 * tree-inline.h (struct eni_weights_d): New.
28055 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28056 (estimate_num_insns): Declaration changed.
28057 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28058 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28059 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28061 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28063 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28064 relations in the conflict function is valid.
28066 2007-01-27 Ian Lance Taylor <iant@google.com>
28068 * common.opt: Add fstrict-overflow.
28069 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28070 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28071 (TYPE_OVERFLOW_UNDEFINED): Define.
28072 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28074 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28075 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28076 (fold_negate_expr): Likewise.
28077 (make_range): Likewise.
28078 (extract_muldiv_1): Likewise.
28079 (maybe_canonicalize_comparison): Likewise.
28080 (fold_comparison): Likewise.
28081 (fold_binary): Likewise.
28082 (tree_expr_nonnegative_p): Likewise.
28083 (tree_expr_nonzero_p): Likewise.
28084 * tree-vrp.c (compare_values): Likewise.
28085 (extract_range_from_binary_expr): Likewise.
28086 (extract_range_from_unary_expr): Likewise.
28087 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28089 (nowrap_type_p): Likewise.
28090 * tree-scalar-evolution.c (simple_iv): Likewise.
28091 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28092 (build_range_check): Likewise.
28093 (extract_muldiv_1): Likewise.
28094 (fold_comparison): Likewise.
28095 * tree-vrp.c (vrp_int_const_binop): Likewise.
28096 (extract_range_from_unary_expr): Likewise.
28097 * convert.c (convert_to_integer): Likewise.
28098 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28099 (fold_comparison): Likewise.
28100 (fold_binary): Likewise.
28101 * optabs.c (optab_for_tree_code): Likewise.
28102 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28103 * simplify-rtx.c (simplify_const_relational_operation): Check
28104 flag_strict_overflow and flag_trapv.
28105 (simplify_const_relational_operation): Likewise.
28106 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28107 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28110 2007-01-27 Roger Sayle <roger@eyesopen.com>
28112 * tree.c (tree_fold_gcd): Delete.
28113 * tree.h (tree_fold_gcd): Remove prototype.
28114 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28115 test whether one constant integer is a multiple of another. Instead
28116 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28117 * fold-const.c (multiple_of_p): We've determined both TOP and
28118 BOTTOM are integer constants so we can call int_const_binop directly
28119 instead of the more generic const_binop.
28121 2007-01-27 Roger Sayle <roger@eyesopen.com>
28123 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28124 1*X check that the constant hasn't overflowed, to preserve the
28126 (round_up): Provide an efficient implementation when rouding-up an
28127 INTEGER_CST to a power-of-two.
28129 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28131 * doc/sourcebuild.texi: Add comma for clarity.
28132 * doc/extend.texi: Fix some typos.
28133 * doc/passes.texi: Likewise.
28134 * doc/cppinternals.texi: Likewise.
28135 * doc/c-tree.texi: Likewise.
28136 * doc/tree-ssa.texi: Likewise.
28137 * doc/install.texi: Likewise.
28139 2007-01-27 Jan Hubicka <jh@suse.cz>
28141 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28142 (pass_sra): Do not require alias information.
28143 * passes.c (init_optimization_passes): Add SRA
28145 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28147 * tracer.c (rest_of_handle_tracer): We already cleaned
28148 up the CFG in tracer() so don't do it here again.
28149 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28150 cleanup_cfg here, either. And don't call renumber_insns.
28152 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28153 and BB_HEAD are in the insn stream here. Instead make sure
28154 that BB_INSN is valid on all insns. Also, do check here that
28155 there are no pending branch predictions...
28156 (rtl_verify_flow_info): ...instead of doing it here. Checks
28157 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28160 2007-01-26 Roger Sayle <roger@eyesopen.com>
28162 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28163 function to simplify/factorize operand order canonicalization.
28164 (ix86_fixup_binary_operands): Reorganize using the above function.
28165 (ix86_binary_operator_ok): Likewise.
28167 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28169 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28170 file scope from optimize_attrs.
28171 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28173 (optimize_attrs): Clear insn_code_values after freeing it.
28175 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28177 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28178 a parts.base assignment.
28180 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28182 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28183 (compute_subscript_distance, initialize_data_dependence_relation,
28184 finalize_ddr_dependent, analyze_ziv_subscript,
28185 analyze_siv_subscript_cst_affine,
28186 compute_overlap_steps_for_affine_univar,
28187 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28188 analyze_siv_subscript, analyze_miv_subscript,
28189 analyze_overlapping_iterations, subscript_dependence_tester_1,
28190 compute_self_dependence, free_dependence_relation): Work
28191 with affine_fn instead of chrecs.
28192 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28193 common_affine_function, affine_function_base,
28194 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28195 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28196 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28197 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28198 (all_chrecs_equal_p): Removed.
28199 * tree-data-ref.h (affine_fn, conflict_function): New types.
28200 (struct subscript): Change type of conflicting_iterations_in_a
28201 and conflicting_iterations_in_b.
28203 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28206 * config/pa/pa.h (TARGET_HPUX_11): New.
28207 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28208 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28210 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28211 Richard Guenther <rguenther@suse.de>
28213 * tree-ssa-structalias.c (solve_graph): Handle case
28214 we merged the variable to another.
28216 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28218 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28221 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28222 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28224 2007-01-25 DJ Delorie <dj@redhat.com>
28226 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28227 allow changes to modes which don't fit in those registers.
28229 * reload1.c (choose_reload_regs): Check for invalid subregs before
28230 computing their locations, not after.
28232 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28235 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28236 save Altivec registers in an eh_return function.
28237 (compute_vrsave_mask): Likewise.
28238 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28239 for saving Altivec registers.
28240 (rs6000_emit_prologue): Don't allocate stack twice in
28241 eh_return function. Correct expected value of altivec_save_offset
28242 when using save_world. Describe save of R0 to stack when using
28243 save_world. Describe stack pointer adjustment when using
28244 save_world. Remove duplicated eh_return parameter register saving.
28245 Update sp_offset variable after save_world.
28246 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28248 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28249 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28252 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28254 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28256 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28259 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28260 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28262 2007-01-25 Richard Guenther <rguenther@suse.de>
28264 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28265 * common.opt (-Wcoverage-mismatch): New warning option.
28266 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28267 if -Wcoverage-mismatch is given.
28269 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28271 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28272 (ipcp_driver): Change to static definition.
28273 Add dumping of the ifunctions.
28274 (constant_val_insert): Remove unused parameter. Support for SSA.
28275 (ipcp_propagate_const): Support for SSA.
28276 (ipcp_profile_bb_print): Print only analyzed nodes.
28277 (ipcp_replace_map_create): Remove support for Fortran constant
28279 * ipa-prop.c (ipa_method_modify_stmt,
28280 ipa_callsite_compute_param): Support for SSA.
28281 * ipa-prop.h (ipcp_driver): Remove declaration.
28282 (IS_VALID_TREE_MAP_INDEX): Add define.
28284 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28286 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28288 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28290 PR middle-end/30447
28291 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28292 constant argument to cabs and do it without checking for
28293 -funsafe-math-optimizations.
28295 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28297 * c-common.h (RID_FIRST_CXX0X): New.
28298 (RID_LAST_CXX0X): New.
28299 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28301 * c.opt (Wc++0x-compat): New.
28302 * doc/invoke.texi (-Wc++0x-compat): Document.
28304 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28306 * builtins.c (fold_builtin_carg): New.
28307 (fold_builtin_1): Use it.
28309 2007-01-24 Jan Hubicka <jh@suse.cz>
28311 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28313 * ipa-inline.c (initial_insns, max_insns): Delete.
28314 (compute_max_insns): New function.
28315 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28316 amount of insns as base for code growth.
28317 (cgraph_decide_inlining): Make initial_insns local; do not compute
28319 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28320 * doc/invoke.texi (inline-unit-growth): Update docs.
28322 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28324 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28325 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28326 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28327 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28328 for CPUs that have PTA_CX16 set.
28330 PR middle-end/27416
28331 * gimplify.c (omp_check_private): New function.
28332 (gimplify_scan_omp_clauses): Use it for
28333 firstprivate/lastprivate/reduction.
28335 PR middle-end/30494
28336 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28337 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28339 PR middle-end/30421
28340 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28341 If lower_lastprivate_clauses emits some statements, append them
28342 to dlist rather than body_p and to body_p append an initializer.
28343 (lower_omp_for): Adjust caller.
28345 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28347 * target.h (globalize_decl_name): New.
28348 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28349 * output.h (default_globalize_decl_name): New.
28350 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28352 (globalize_decl): Ditto.
28353 (default_globalize_decl_name): New.
28354 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28355 (ia64_handle_version_id_attribute): New.
28356 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28357 (ia64_asm_output_external): Use globalize_decl_name instead
28358 of globalize_label.
28359 * doc/extend.texi (version_id): New pragma.
28360 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28362 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28364 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28365 _uleb128_t and _Unwind_SWord with _sleb128_t.
28366 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28367 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28369 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28370 * unwind-pe.h (read_uleb128, read_sleb128,
28371 read_encoded_value_with_base): Likewise.
28372 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28374 2007-01-24 Richard Guenther <rguenther@suse.de>
28376 * builtins.c (expand_builtin_cexpi): Get the fndecl
28377 for cexp in the correct way.
28379 2007-01-24 Jan Hubicka <jh@suse.cz>
28381 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28384 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28386 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28387 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28388 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28389 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28390 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28391 __SIZEOF_PTRDIFF_T__.
28392 * doc/cpp.texi: Documentation for the new builtin macros added.
28394 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28396 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28397 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28398 instead of operands[2] to avoid access past the end of array.
28400 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28402 * reload1.c (emit_reload_insns): Pass the reload register
28403 for a non-spill output reload through forget_old_reloads_1.
28405 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28407 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28408 _SOFT_DOUBLE if doubles use software floating-point.
28409 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28410 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28411 * config/rs6000/darwin-ldouble.c: Also compile functions for
28412 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28413 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28414 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28415 commented-out long double override.
28416 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28417 * config/rs6000/eabispe.h: Likewise.
28418 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28419 long double for non-SPE.
28420 (rs6000_handle_option): Likewise.
28421 (invalid_e500_subreg): Disallow more subregs involding DImode,
28422 DFmode, TImode or TFmode.
28423 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28425 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28427 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28428 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28430 (rs6000_legitimate_address): Also check for TFmode for E500
28432 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28433 (spe_build_register_parallel): Handle TFmode and TCmode.
28434 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28436 (function_arg): Handle TFmode and TCmode for E500 double.
28437 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28439 (print_operand): Handle TFmode and TImode for %y.
28440 (rs6000_generate_compare): Handle TFmode comparisons for E500
28442 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28443 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28444 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28445 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28446 TFmode for E500 double.
28447 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28448 (floatsidf2): Enable for E500 double.
28449 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28450 (extenddftf2): Change to extenddftf2_fprs.
28451 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28452 depending on TARGET_E500_DOUBLE.
28453 (extendsftf2): Enable for E500 double.
28454 (trunctfdf2): Enable for E500 double.
28455 (trunctfsf2): Change to trunctfsf2_fprs.
28456 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28457 depending on TARGET_E500_DOUBLE.
28458 (floatsitf2): Enable for E500 double.
28459 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28460 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28461 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28462 (negtf2): Change to negtf2_internal.
28463 (negtf2): New expander.
28464 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28465 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28466 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28467 (movdi_internal32): Use rs6000_nonimmediate_operand.
28468 (unnamed splitter): Likewise.
28469 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28470 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28471 (SPE64TF, DITI): New mode macros.
28472 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28475 (frob_<mode>_di_2): New.
28476 (frob_tf_di_8_2): New.
28477 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28479 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28481 (frob_ti_<mode>_8_2): New.
28482 (frob_ti_tf_2): New.
28483 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28484 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28486 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28487 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28488 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28489 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28490 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28491 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28494 2007-01-23 Ian Lance Taylor <iant@google.com>
28496 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28498 (OBJS-archive): Reformat, alphabetize.
28499 (OBJS): Change out_object_file to OBJS-md.
28501 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28503 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28504 JUMP_P and CALL_P predicates where applicable.
28505 * config/i386/i386.c: Ditto.
28506 * config/i386/i386.md: Ditto.
28507 * config/i386/mmx.md: Ditto.
28508 * config/i386/predicates.md: Ditto.
28510 2007-01-22 Andreas Schwab <schwab@suse.de>
28512 * config/m68k/m68k.h: Fix comment.
28514 2007-01-22 Jan Hubicka <jh@suse.cz>
28516 * passes.c (init_optimization_passes): Do not rerun
28517 pass_early_warn_uninitialized.
28519 2007-01-22 Richard Guenther <rguenther@suse.de>
28521 PR tree-optimization/30038
28522 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28524 (execute_cse_sincos_1): Likewise.
28525 (execute_cse_sincos): Likewise.
28526 (gate_cse_sincos): Likewise.
28527 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28528 the cexpi() canonicalization of sincos().
28529 * tree-pass.h (pass_cse_sincos): Declare.
28530 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28532 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28534 PR rtl-optimization/29329
28535 * combine.c (replaced_rhs_insn): Rename to i2mod.
28536 (replaced_rhs_value): Rename to i2mod_new_rhs.
28537 (i2mod_old_rhs): New global variable.
28538 (combine_instructions): Adjust for above change. Save a copy of
28539 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28540 note are substituted in the second instruction.
28541 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28542 ditch the note if it pertains to the second eliminated register
28543 and this register is mentioned in i2mod_old_rhs.
28546 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28548 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28549 the insn to which the note was originally attached.
28551 2007-01-21 Jan Hubicka <jh@suse.cz>
28553 * ipa-inline.c (inlining_mode): Comment, move up.
28554 (cgraph_decide_inlining_incrementally): Do not perform inlining
28555 itself; fix handling of flattening of self recursive functions.
28556 (cgraph_find_cycles): Remove.
28557 (cgraph_flatten_node): Remove.
28558 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28559 (try_inline): New function.
28560 (cgraph_early_inlining): Update call of
28561 cgraph_decide_inlining_incrementally. Apply inlining here.
28562 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28564 2007-01-21 Dirk Mueller <dmueller@suse.de>
28567 * tree-vrp.c (check_array_bounds): do not warn
28568 about ADDR_EXPR's of ARRAY_REF's which are immediately
28569 used in binary expressions.
28571 2007-01-21 Ira Rosen <irar@il.ibm.com>
28573 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28574 read_write_dep and macros for its access.
28575 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28576 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28577 argument, call vect_check_interleaving for every independent pair of
28578 data-refs. Mark loads that access the same memory location as a store
28580 (vect_check_dependences): Remove.
28581 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28582 call, fix the call to vect_analyze_data_ref_dependence.
28583 (vect_analyze_data_ref_access): For statements that access the same
28584 data-ref, check that they are not stores; for loads, check that there
28585 is no store that access the same location.
28587 2007-01-20 Roger Sayle <roger@eyesopen.com>
28588 Joseph Myers <joseph@codesourcery.com>
28590 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28591 (-fdump-rtl-stack): Likewise.
28592 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28593 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28594 (-mpt-fixed): Use @minus{} for minus sign.
28595 (Using Precompiled Headers): Fix under/overfull hbox.
28597 2007-01-20 Jan Hubicka <jh@suse.cz>
28599 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28600 place within annotation.
28602 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28604 * pa.c (output_move_double): Change array size of xoperands to 4.
28606 2007-01-20 Jan Hubicka <jh@suse.cz>
28608 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28611 2007-01-19 Ian Lance Taylor <iant@google.com>
28613 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28614 constant to unsigned HOST_WIDE_INT before negating.
28616 2007-01-19 Ian Lance Taylor <iant@google.com>
28618 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28620 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28621 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28622 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28623 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28624 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28625 (realloc_vdef, realloc_vuse): Change second parameter to
28627 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28628 fields to unsigned.
28629 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28630 unsigned. Change x and lim locals to unsigned.
28631 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28633 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28634 (copy_virtual_operands): Change i and n locals to unsigned.
28636 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28638 PR middle-end/29335
28639 * builtins.c (fold_builtin_1): Handle builtin fdim.
28641 2007-01-20 Jan Hubicka <jh@suse.cz>
28643 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28644 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28645 init_alias_heapvars.
28646 (init_alias_heapvars): Initialize only when not already initialized.
28647 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28649 2007-01-19 Roger Sayle <roger@eyesopen.com>
28651 * common.opt (fsigned-zeros): New command line option.
28652 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28653 of flag_unsafe_math_optimizations.
28654 * opts.c (set_fast_math_flags): The -ffast-math command line option
28655 implies -fno-signed-zeros.
28656 (fast_math_flags_set_p): Likewise.
28658 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28659 the documentation of -ffast-math appropriately. Wrap long lines.
28661 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28663 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28664 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28666 2007-01-19 Tomas Bily <tbily@suse.cz>
28668 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28670 (tree_init_ic_make_global_vars): New function
28671 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28672 (tree_gen_ic_profiler): New function
28673 (tree_gen_ic_func_profiler): New function
28674 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28675 (tree_profile_hooks): Added hook for indirec/virtual calls
28676 * value-prof.c (tree_find_values_to_profile): New case for
28678 (tree_values_to_profile): Call for determining indirect/virtual
28680 (tree_indirect_call_to_profile): New function
28681 (tree_ic_transform): New function
28682 (tree_ic): New function
28683 (find_func_by_pid): New function
28684 (init_pid_map): New function
28685 (tree_value_profile_transformations): Added check for
28686 indirect/virtual call transformation
28687 * value-prof.h (enum hist_type): New counter type for
28688 indirect/virtual calls
28689 (profile_hooks): Added new hook for profiling indirect/virtual
28691 * profile.c (instrument_values): New case for indirect/virtual
28693 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28694 (GCOV_COUNTER_V_INDIR): New counter type
28695 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28696 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28698 * cgraph.c: Definition of cgraph_max_pid
28699 (cgraph_create_node): Default init of pid attribute
28700 * cgraph.h: Declaration of cgraph_max_pid
28701 (struct cgraph_node): Added pid attribute
28702 * libgcov.c (__gcov_indirect_call_profiler): New function
28703 (__gcov_one_value_profiler_body): New function
28704 (__gcov_one_value_profiler): Body was moved to
28705 __gcov_one_value_profiler_body and calls it
28707 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28709 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28710 * gengtype.c (write_types_data, write_func_for_structure,
28711 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28712 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28713 (walk_type, write_func_for_structure): Generate the mark_hook if
28716 2007-01-19 Jan Hubicka <jh@suse.cz>
28718 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28719 'early' argument take inlining mode argument specifying whether to
28720 inline for size/speeed or all functions; add support for flattening;
28722 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28724 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28727 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28728 the name of the declared identifier.
28730 2007-01-19 Dirk Mueller <dmueller@suse.de>
28732 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28733 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28734 duplicate evaluation.
28736 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28738 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28739 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28740 to XFMode, use acosxf2 and truncate result to requested mode.
28741 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28742 (asin<mode>2): Similarly, with asin expanders.
28743 (*fscalexf4_i387): Rename from *fscalexf4.
28744 (expNcorexf3): New expander.
28745 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28746 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28747 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28748 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28749 patterns for SSE math.
28750 (exp10<mode>2): Similarly, with exp10 expanders.
28751 (exp2<mode>2): Similarly, with exp2 expanders.
28752 (expm1<mode>2): Similarly, with expm1 expanders.
28753 (ldexp<mode>3): Similarly, with ldexp expanders.
28754 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28755 Use gen_truncxf<mode>2_i387_noop to truncate result.
28757 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28759 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28760 for ColdFire targets.
28762 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28763 Richard Sandiford <richard@codesourcery.com>
28765 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28766 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28767 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28768 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28769 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28770 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28772 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28774 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28775 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28776 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28777 (*adddi_dilshr32_cf): New pattern.
28778 (adddi3, subdi3): Remove first alternatives.
28780 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28782 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28783 implemented using move.l, do not use its cc result for floating-point
28786 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28788 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28789 from accepting 's' constraints if flag_pic.
28791 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28793 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28794 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28795 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28796 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28798 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28800 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28801 ColdFire alternatives.
28802 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28803 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28804 architectures that support ff1 instruction.
28806 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28807 Julian Brown <julian@codesourcery.com>
28809 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28810 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28811 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28814 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28816 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28818 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28819 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28820 HOST_WIDE_INT instead of an rtx.
28821 (m68k_rtx_costs): Update call accordingly.
28822 (output_move_const_into_data_reg): Likewise. Fix formatting.
28823 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28825 (output_move_simode_const): Update calls after above changes.
28826 Rework to use automatic variables and predicates like MEM_P.
28827 * config/m68k/m68k.md (pushexthisi_const): Update call to
28830 2007-01-19 Dirk Mueller <dmueller@suse.de>
28832 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28833 in dump_flags test.
28835 2007-01-19 Richard Guenther <rguenther@suse.de>
28837 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28838 via cexp in case sincos is not available.
28840 2007-01-19 Richard Guenther <rguenther@suse.de>
28842 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28843 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28844 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28845 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28846 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28847 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28848 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28849 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28851 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28853 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28855 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28856 (atan2xf3): Directly generate RTL pattern.
28857 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28858 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28859 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28860 disable patterns for SSE math.
28861 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28862 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28863 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28864 disable patterns for SSE math.
28866 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28868 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28870 2007-01-18 Roger Sayle <roger@eyesopen.com>
28872 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28873 VIEW_CONVERT_EXPR to the same type as it's operand.
28875 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28877 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28878 configured for long double 128.
28880 2007-01-18 Mike Stump <mrs@apple.com>
28882 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28885 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28887 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28890 2007-01-18 Jan Hubicka <jh@suse.cz>
28892 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28893 greater than NUM_VOP_FREE_BUCKETS.
28895 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28897 * tree-ssa-structalias.c: Update comments.
28898 (ptabitmap_obstack): Removed.
28899 (pta_obstack): New.
28900 (oldpta_obstack): Ditto.
28901 (stats): Add a few members.
28902 (struct variable_info): Remove node, complex, address_taken, and
28903 indirect_target members. Add oldsolution member.
28904 (new_var_info): Do not initialize removed members.
28905 (constraint_expr_type): Remove INCLUDES.
28906 (constraint_graph): Add size, implicit_preds, rep,
28907 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28908 (FIRST_REF_NODE): New macro.
28909 (LAST_REF_NODE): Ditto.
28910 (FIRST_ADDR_NODE): Ditto.
28911 (find): New function.
28913 (dump_constraint): Do not handle INCLUDES.
28914 (insert_into_complex): Do not insert duplicate constraints.
28915 (condense_varmap_nodes): Renamed and rewritten into ...
28916 (merge_node_constraints): This. Also fix bug in handling of
28917 offseted copy constraints.
28918 (clear_edges_for_node): No longer need to deal with preds at all,
28919 or removing associated preds/succs.
28920 (merge_graph_nodes): Deal with indirect_cycles.
28921 Don't deal with predecessors.
28922 (add_implicit_graph_edge): New function.
28923 (add_pred_graph_edge): Ditto.
28924 (add_graph_edge): Don't deal with predecessors.
28925 (build_constraint_graph): Removed.
28926 (build_pred_graph): New function.
28927 (build_succ_graph): Ditto.
28928 (struct scc_info): Removed in_component. Added roots, dfs, and
28929 node_mapping. Remove visited_index, unification_queue.
28930 (scc_visit): Deal with union-find we do now.
28931 Deal with cycles with REF nodes.
28932 (collapse_nodes): Renamed and rewritten to ...
28933 (unify_nodes): This.
28934 (process_unification_queue): Removed.
28935 (topo_visit): Cleanup
28936 (do_da_constraint): Use find.
28937 (do_sd_constraint): Ditto.
28938 (do_ds_constraint): Ditto.
28939 (do_complex_constraint): Ditto.
28940 (init_scc_info): Update for removed and added members.
28941 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28942 (find_indirect_cycles): This.
28943 (equivalence_class): New variable.
28944 (label_visit): New function.
28945 (perform_variable_substitution): Rewritten.
28946 (free_var_substitution_info): New function.
28947 (find_equivalent_node): Ditto.
28948 (move_complex_constraints): Ditto.
28949 (eliminate_indirect_cycles): Ditto.
28950 (solve_graph): Only propagate changed bits.
28951 Use indirect cycle elimination.
28953 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28954 (tree_id_eq): Renamed to ...
28955 (tree_vi_eq): This. Update for member change
28956 (insert_id_for_tree): Renamed and rewritten to ...
28957 (insert_vi_for_tree): This.
28958 (lookup_id_for_tree): Renamed and rewritten to ...
28959 (lookup_vi_for_tree): This.
28960 (get_id_for_tree): Renamed and rewritten to ...
28961 (get_vi_for_tree): Ditto.
28962 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28963 (process_constraint): Don't handle INCLUDES.
28964 Remove special ADDRESSOF case.
28965 (find_func_aliases): Rewrite to use vi functions instead of id
28967 (create_function_info_for): Ditto.
28968 (create_variable_info_for): Ditto.
28969 (intra_create_variable_infos): Ditto.
28970 (merge_smts_into): Ditto.
28971 (find_what_p_points_to): Ditto.
28972 (init_base_vars): Ditto.
28973 (init_alias_vars): Ditto.
28974 (remove_preds_and_fake_succs): New function.
28975 (dump_sa_points_to_info): Dump new stats.
28976 (dump_solution_for_var): Use find.
28977 (set_used_smts): Fix formatting.
28978 (compute_points_to_sets): Updated for new functions.
28979 (ipa_pta_execute): Ditto.
28981 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28982 Richard Sandiford <richard@codesourcery.com>
28984 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28986 * calls.c (expand_call): If the return value is a PARALLEL,
28987 extract its first member.
28988 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28989 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28990 use FUNCTION_EXTRA_EPILOGUE.
28991 (m68k_function_value): Return a PARALLEL if the return value
28992 is of a pointer type.
28993 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28994 (FUNCTION_EXTRA_EPILOGUE): Remove.
28995 * config/m68k/m68k.md (D0_REG): New constant.
28997 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28999 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29000 output a NOP for empty epilogues.
29002 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29004 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29005 before function. Extend register save check to include all
29006 registers, not just integer ones.
29008 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29010 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29011 (m68k_use_return_insn): ...this.
29012 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29013 * config/m68k/m68k.c (use_return_insn): Rename to...
29014 (m68k_use_return_insn): ...this.
29015 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29016 of USE_RETURN_INSN.
29018 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29020 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29021 nearest even, fix denormal rounding overflow.
29023 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29025 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29026 f%$smove and f%$move.
29027 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29028 (extendsfdf2_cf): Use fdmove instead of f%&move.
29029 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29030 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29032 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29034 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29037 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29039 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29040 (coldfire_single_format): Declare.
29041 (coldfire_double_format): Likewise.
29042 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29043 of qnan_msb_set to determine the lower bits of a canonical
29045 (encode_ieee_double): Likewise.
29046 (encode_ieee_quad): Likewise.
29047 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29048 (mips_single_format): Likewise.
29049 (ieee_double_format): Likewise.
29050 (mips_double_format): Likewise.
29051 (ieee_extended_motorola_format): Likewise.
29052 (ieee_extended_intel_96_format): Likewise.
29053 (ieee_extended_intel_128_format): Likewise.
29054 (ieee_extended_intel_96_round_53_format): Likewise.
29055 (ibm_extended_format): Likewise.
29056 (mips_extended_format): Likewise.
29057 (ieee_quad_format): Likewise.
29058 (mips_quad_format): Likewise.
29059 (vax_f_format): Likewise.
29060 (vax_d_format): Likewise.
29061 (vax_g_format): Likewise.
29062 (i370_single_format): Likewise.
29063 (i370_double_format): Likewise.
29064 (decimal_single_format): Likewise.
29065 (decimal_double_format): Likewise.
29066 (decimal_quad_format): Likewise.
29067 (c4x_single_format): Likewise.
29068 (c4x_extended_format): Likewise.
29069 (real_internal_format): Likewise.
29070 (coldfire_single_format): New real_format.
29071 (coldfire_double_format): Likewise.
29072 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29073 canonical_nan_lsbs_set.
29074 (pdp11_d_format): Likewise.
29075 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29076 if TARGET_COLDFIRE_CPU.
29078 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29080 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29081 (output_call, m68k_legitimize_call_address): Declare.
29082 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29083 parenthesees. Add support for a 'W' constraint.
29084 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29085 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29086 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29087 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29089 (override_options): Initialize them. Do not set flag_no_function_cse
29090 for TARGET_ID_SHARED_LIBRARY.
29091 (m68k_output_pic_call): Delete.
29092 (m68k_legitimize_call_address): New function.
29093 (print_operand): Remove the %o prefix. Handle the %p prefix.
29094 (output_call): New function.
29095 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29096 target address from the GOT if symbolic jumps are not allowed.
29097 * config/m68k/m68k.md (call, general_operand): Do not set
29098 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29099 Merge separate flag_pic and !flag_pic define_insns into...
29100 (*call, *call_value): ...these new patterns. Match the address
29101 rather than the containing MEM and require it to be a call_operand.
29102 Use output_call to generate the asm template.
29103 * config/m68k/predicates.md (const_call_operand): New predicate.
29104 (call_operand): Likewise.
29106 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29108 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29109 (STACK_GROWS_DOWNWARD): Define to 1.
29110 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29111 comments, emphasizing that these values are only defaults.
29112 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29113 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29115 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29117 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29119 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29120 Richard Sandiford <richard@codesourcery.com>
29122 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29123 (FP_REGNO_P): New macros.
29124 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29125 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29126 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29127 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29129 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29131 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29132 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29134 * config/m68k/t-floatlib: New file, extracting common code from...
29135 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29136 * config/m68k/t-uclinux: Here.
29137 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29138 routines on ColdFire targets.
29140 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29142 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29143 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29144 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29145 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29146 explicitly set MOTOROLA to 1.
29147 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29149 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29150 Nathan Sidwell <nathan@codesourcery.com>
29152 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29153 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29154 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29155 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29156 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29157 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29158 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29159 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29160 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29161 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29162 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29163 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29164 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29165 (DBX_REGISTER_NUMBER): Delete.
29166 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29167 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29168 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29170 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29172 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29173 * config/flat.h: New file.
29174 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29175 OBJECT_FORMAT_FLAT.
29176 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29177 indirect references for -msep-data or -mid-shared-library.
29178 Do not use PC-relative code addresses either.
29179 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29181 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29182 for shared libraries and crt1.o for executables. Use crti.o and
29184 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29185 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29186 Do not add -elf2flt or -shared-lib-id options here.
29187 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29188 Pass -shared-lib-id if -mid-shared-library, taking the library
29189 identifier from -mshared-library-id if given, otherwise
29191 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29192 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29193 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29194 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29195 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29196 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29198 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29199 jump sequence for ISA A and ISA A+.
29200 (PICJUMP): Likewise.
29202 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29204 * config.gcc (m68k-*-uclinux*): Base the port on the common
29205 and m68k GNU/Linux files rather than on the generic ELF ones.
29206 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29207 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29209 2007-01-18 Julian Brown <julian@codesourcery.com>
29210 Richard Sandiford <richard@codesourcery.com>
29212 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29213 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29214 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29216 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29217 80 unconditionally.
29218 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29220 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29222 * doc/install.texi: Document m68k-uclinuxoldabi.
29223 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29224 * config/m68k/uclinux-oldabi.h: New file, copied from
29225 config/m68k/uclinux.h.
29227 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29229 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29230 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29231 (m32r_compute_frame_size): Use unsigned for regno.
29232 (m32r_reload_lr): Use gen_frame_mem.
29234 (m32r_output_function_epilogue): Don't output the function epilogue
29236 (m32r_expand_epilogue): New.
29237 (direct_return): Return false if the function has the interrupt
29239 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29240 * config/m32r/m32r.md (epilogue): New expander.
29241 (return_lr, return_rte): New insns.
29242 (return): Make it expander.
29243 (return_normal): New expander.
29245 2007-01-18 Josh Conner <jconner@apple.com>
29248 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29249 support for UNLE, UNLT, UNGE, and UNGT.
29251 2007-01-18 Jan Hubicka <jh@suse.cz>
29253 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29254 * tree-tailcall (add_virtual_phis): Likewise.
29255 (optimize_tail_call): Return TODOs.
29256 (execute_tail_calls): Return TODOs.
29257 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29258 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29260 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29261 Cleanup cfg using TODO.
29262 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29263 * passes.c (execute_function_todo): When cleanup did something, remove
29265 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29266 (make_edges): Don't cleanup_cfg.
29268 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29270 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29271 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29272 operate on the top of stack.
29273 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29274 register handling of instructions that output to the second
29276 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29277 (move_for_stack_reg): Special-case check for dead destination
29278 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29280 * config/i386/i386.md (UNSPEC_TAN): New constant.
29281 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29282 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29283 to correctly model move of constant 1.0 to top stack slot.
29284 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29285 (unnamed peephole2 pattern): Remove corresponding peephole2
29286 pattern that optimizes tan insn and loading of constant 1.0.
29287 (tanxf2): Use fptanxf4_i387.
29288 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29289 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29290 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29291 disable patterns for SSE math.
29292 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29293 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29295 2007-01-18 Dirk Mueller <dmueller@suse.de>
29296 Richard Guenther <rguenther@suse.de>
29299 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29300 * common.opt (Warray-bounds): Add new warning option.
29301 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29303 * Makefile.in: make tree-vrp.o depend on toplev.h
29304 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29306 (check_array_refs, check_array_bounds, check_array_ref): New.
29308 2007-01-18 Jan Hubicka <jh@suse.cz>
29310 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29311 (execute_ssa_ccp): Return flags conditionally.
29312 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29314 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29316 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29318 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29319 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29321 * Makefile.c (GTFILES): Add cfglayout.h.
29322 * gengtype.c (open_base_files): Likewise.
29323 * cfglayout.c (cfg_layout_function_footer,
29324 cfg_layout_function_header) Reindent to make gengtype happy.
29325 * cfglayout.h (cfg_layout_function_footer,
29326 cfg_layout_function_header): Add GTY(()) marker.
29328 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29330 2007-01-18 Ben Elliston <bje@au.ibm.com>
29332 * genautomata.c (write_automata): Include xstrerror output in the
29333 error message if writing the DFA description file fails.
29335 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29337 * config/mips/mips-protos.h (mips_output_external): Make it
29339 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29340 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29341 (extern_list): Likewise.
29342 (extern_head): Likewise.
29343 (TARGET_ASM_FILE_END): Likewise.
29344 (mips_file_end): Likewise.
29345 (mips_output_external): Rewritten.
29347 2007-01-18 Ben Elliston <bje@au.ibm.com>
29349 * genpreds.c (write_insn_preds_c): Only write out the function
29350 body for regclass_for_constraint if we have register constraints.
29352 2007-01-17 Tom Tromey <tromey@redhat.com>
29354 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29355 * doc/install.texi (Testing): Use sourceware.org.
29356 (Binaries): Likewise.
29357 (Specific): Likewise.
29358 * doc/contrib.texi (Contributors): Use sourceware.org.
29360 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29362 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29363 (AVR_ENHANCED): Rename to ...
29364 (AVR_HAVE_MUL): ... new.
29365 (avr_enhanced_p): Rename to ...
29366 (avr_have_mul_p): ... new.
29367 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29368 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29369 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29370 (avr_have_mul_p): ... new.
29371 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29372 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29373 'avr_enhanced_p' and 'enhanced'.
29374 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29375 AVR_HAVE_MUL instead of AVR_ENHANCED.
29376 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29377 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29378 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29379 instead of AVR_ENHANCED.
29380 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29381 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29382 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29384 2007-01-17 Ian Lance Taylor <iant@google.com>
29386 * vec.h (VEC_reserve_exact): Define.
29387 (vec_gc_p_reserve_exact): Declare.
29388 (vec_gc_o_reserve_exact): Declare.
29389 (vec_heap_p_reserve_exact): Declare.
29390 (vec_heap_o_reserve_exact): Declare.
29391 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29393 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29394 negative parameter.
29395 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29396 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29397 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29398 * vec.c (calculate_allocation): Add exact parameter. Change all
29400 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29401 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29402 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29403 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29404 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29405 (vec_heap_p_reserve_exact): New function.
29406 (vec_heap_o_reserve_exact): New function.
29408 2007-01-17 Jan Hubicka <jh@suse.cz>
29410 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29412 2007-01-17 Eric Christopher <echristo@apple.com>
29414 * config.gcc: Support core2 processor.
29416 2007-01-16 Jan Hubicka <jh@suse.cz>
29418 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29419 the names, just unlink the chain so we don't crash on dangling
29423 2007-01-16 Jan Hubicka <jh@suse.cz>
29425 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29426 * tree-pass.h: Reorder to make IPA passes appear toegher.
29427 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29429 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29430 parameters, do not call early inliner.
29431 * ipa-inline.c: Update comments. Include tree-flow.h
29432 (cgraph_decide_inlining): Do not compute inlining parameters.
29433 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29434 be called with function context set up.
29435 (pass_ipa_inline): Remove unreachable functions before pass.
29436 (cgraph_early_inlining): Simplify assuming to be called from the
29438 (pass_early_inline): New pass.
29439 (cgraph_gate_ipa_early_inlining): New gate.
29440 (pass_ipa_early_inline): Turn into simple wrapper.
29441 (compute_inline_parameters): New function.
29442 (gate_inline_passes): New gate.
29443 (pass_inline_parameters): New pass.
29444 (apply_inline): Move here from tree-optimize.c
29445 (pass_apply_inline): New pass.
29446 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29448 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29449 doing them by hand.
29450 (tree_function_versioning): Do not allocate dummy struct function.
29451 * tree-inline.h (optimize_inline_calls): Update prototype.
29452 * tree-optimize.c (execute_fixup_cfg): Export.
29453 (pass_fixup_cfg): Remove
29454 (tree_rest_of_compilation): Do not apply inlines.
29455 * tree-flow.h (execute_fixup_cfg): Declare.
29456 * Makefile.in (gt-passes.c): New.
29457 * passes.c: Include gt-passes.h
29458 (init_optimization_passes): New passes.
29459 (nnodes, order): New static vars.
29460 (do_per_function_toporder): New function.
29461 (execute_one_pass): Dump current pass here.
29462 (execute_ipa_pass_list): Don't dump current pass here.
29464 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29466 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29467 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29469 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29471 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29472 (strong_alias): Define.
29473 (__gcc_qmul): Provide non-FMA for soft-float.
29474 (__gcc_qdiv): Same.
29479 (__gcc_qunord): New.
29489 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29490 soft-float functions.
29491 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29492 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29493 about long double soft float.
29495 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29496 Tehila Meyzels <tehila@il.ibm.com>
29498 * tree-vectorizer.h (is_pattern_stmt_p): New.
29499 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29500 formatting (tabs instead of spaces). Cleanup and clarify setting
29501 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29502 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29503 (vectorizable_type_demotion): Check that types are integral.
29504 (vectorizable_type_promotion): Likewise.
29505 (vectorizable_store): Fix typo. Eliminate new-line at end of
29508 2007-01-16 Jan Hubicka <jh@suse.cz>
29510 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29513 2007-01-15 Eric Christopher <echristo@apple.com>
29515 * ifcvt.c: Include vec.h, vecprim.h.
29516 (check_cond_move_block): New argument regs.
29517 Reorganize. Add registers used to regs.
29518 (cond_move_process_if_block): Use regs set above as
29521 2007-01-15 Eric Christopher <echristo@apple.com>
29523 * config/darwin.h: Update copyright.
29524 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29525 (LINK_COMMAND_SPEC): Add -u.
29526 (LINK_SPEC): Fix umbrella for above.
29528 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29530 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29533 2007-01-15 Tom Tromey <tromey@redhat.com>
29535 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29536 * doc/install.texi (Testing): Don't mention jacks.
29537 (Configuration): Document --enable-java-maintainer-mode. Move
29538 --with-java-home to libgcj-specific section. Document
29540 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29542 2007-01-15 Jan Hubicka <jh@suse.cz>
29544 * tree-ssa-dce.c (DCE_TODOs): New.
29545 (propagate_necessity): Return if something changed.
29546 (eliminate_unnecessary_stmts): Likewise.
29547 (perform_tree_ssa_dce): Return TODO flags when needed.
29548 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29550 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29552 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29553 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29554 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29555 patterns using X87MODEF12 mode macro. Extend operand 1
29556 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29557 (log10<mode>2): Ditto.
29558 (log2<mode>2): Ditto.
29559 (log1p<mode>2): Ditto.
29560 (logb<mode>2): Ditto.
29561 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29562 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29563 (*fxtractxf3_i387): Rename from *fxtractxf3.
29564 (fxtract_extend<mode>xf3_i387): New insn pattern.
29565 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29566 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29567 and gen_fyl2xxf3_i387().
29569 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29571 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29572 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29573 get_loop_exit_edges. Changed return type to bool.
29574 * cfgloop.h (fix_loop_placement): Declaration removed.
29576 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29578 * param.h (MIN_VECT_LOOP_BOUND): New.
29579 * params.def (MIN_VECT_LOOP_BOUND): New.
29580 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29581 argument - minimum threshold for number of iterations.
29582 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29583 argument to declaration.
29584 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29585 MIN_VECT_LOOP_BOUND.
29586 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29587 slpeel_tree_peel_loop_to_edge with additional argument.
29588 (vect_do_peeling_for_alignment): Likewise.
29589 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29591 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29594 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29595 operands of size 1.
29597 2007-01-14 Jan Hubicka <jh@suse.cz>
29599 * tree-dfa.c (remove_referenced_var): New function.
29600 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29601 prune referenced vars list too.
29602 * tree-flow.h (remove_referenced_var): Declare.
29604 2007-01-14 Jan Hubicka <jh@suse.cz>
29606 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29608 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29609 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29610 * except.h (verify_eh_throw_table_statements): Kill prototype.
29611 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29612 into call exrepssions.
29613 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29615 * tree-cfg.c: Include pointer-set.h.
29616 (verify_node_sharing): Work on pointer set.
29617 (verify_eh_throw_stmt_node): New.
29618 (verify_stmts): Use pointers sets, verify throw_stmt.
29620 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29622 * ipa-reference.c (analyze_function): Consider also addresses taken
29625 2007-01-12 Roger Sayle <roger@eyesopen.com>
29627 * c-typeck.c (null_pointer_constant_p): Replace use of
29628 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29629 (build_c_cast): Likewise.
29631 2007-01-12 Roger Sayle <roger@eyesopen.com>
29633 * tree.h (force_fit_type_double): Remove unused final argument.
29634 * c-common.c (constant_expression_warning): Replace use of
29635 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29636 (convert_and_check): Likewise.
29637 (shorten_compare): Update call to force_fit_type_double.
29638 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29639 * convert.c (convert_to_pointer): Update call to
29640 force_fit_type_double.
29641 * fold-const.c (force_fit_type_double): Remove overflowed_const
29643 (int_const_binop, fold_convert_const_int_from_int,
29644 fold_convert_const_int_from_real, fold_div_compare,
29645 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29646 fold_abs_const, fold_not_const): Remove the final argument from
29647 calls to force_fit_type_double.
29649 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29651 * configure.ac: Set insn to "nop" for spu-*-* also.
29652 * configure: Regenerate.
29654 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29656 * builtins.def : Add BUILT_IN_FREE.
29658 2007-01-12 Jan Hubicka <jh@suse.cz>
29660 PR tree-optimization/30443
29661 * tree-inline.c (tree_function_versioning): Do not optimize when
29662 cloning for inlining.
29664 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29666 * doc/loop.texi: Document recording of loop exits.
29667 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29668 (update_single_exits_after_duplication,
29669 update_single_exit_for_duplicated_loop,
29670 update_single_exit_for_duplicated_loops): Removed.
29671 (duplicate_loop_to_header_edge): Do not call
29672 update_single_exits_after_duplication and
29673 update_single_exit_for_duplicated_loops.
29674 (loop_version): Do not update single_exit information.
29675 (fix_loop_structure): Use record_loop_exits instead of
29676 mark_single_exit_loops.
29677 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29678 the lists of loop exits.
29679 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29680 split_edge, merge_blocks): Update the lists of loop exits.
29681 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29682 loop_optimizer_init.
29683 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29684 of mark_single_exit_loops.
29685 (loop_optimizer_finalize): Call release_recorded_exits.
29686 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29687 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29688 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29689 update single exit information.
29690 * lambda-code.c (perfect_nestify): Ditto.
29691 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29692 (mark_single_exit_loops): Removed.
29693 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29694 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29695 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29697 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29698 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29699 (verify_loop_structure): Verify consistency of the exit lists.
29700 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29701 (set_single_exit): Removed.
29702 * cfgloop.h (struct loop_exit): New function.
29703 (struct loop): single_exit_ field replaced by exits field.
29704 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29705 LOOPS_HAVE_RECORDED_EXITS.
29706 (struct loops): Added exits hash.
29707 (mark_single_exit_loops, set_single_exit): Declaration removed.
29708 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29710 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29712 * doc/invoke.texi: Avoid use of @headitem.
29714 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29716 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29718 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29720 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29723 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29724 Richard Sandiford <richard@codesourcery.com>
29726 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29727 * config/m68k/m68k.opt: Resort options.
29728 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29730 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29731 Richard Sandiford <richard@codesourcery.com>
29733 * doc/invoke.texi: Document the macros that are defined by
29734 m68k's -mtune and -mhard-float options.
29735 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29736 (m68k_cpp_cpu_family): Likewise.
29737 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29738 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29739 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29740 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29741 (m68k_cpp_cpu_family): Likewise.
29743 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29745 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29746 macros besides mc68000 as tuning macros. Use a switch statement
29747 to set them and mcpu32.
29749 2007-01-12 Julian Brown <julian@codesourcery.com>
29751 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29752 (TARGET_68040_ONLY): Rename to...
29753 (TARGET_68040): ...this.
29754 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29755 * config/m68k/m68k.md: Likewise.
29757 2007-01-12 Julian Brown <julian@codesourcery.com>
29758 Nathan Sidwell <nathan@codesourcery.com>
29759 Richard Sandiford <richard@codesourcery.com>
29761 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29762 the -mcpu= argument associated with the --with-cpu setting.
29763 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29764 if different from the one implied by the -mcpu setting.
29765 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29766 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29767 * doc/invoke.texi: Mention ColdFire in the introduction to the
29768 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29769 -mno-div and -mhard-float options. Make -m68881 a synonym for
29770 -mhard-float. Document the previously-undocumented -m5206e,
29771 -m528x, -m5307 and -m5407 options. Tweak the existing option
29772 documentation for consistency.
29773 * doc/install.texi: Mention new --with-cpu arguments.
29774 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29775 default CPU if neither -mcpu nor -march are specified.
29776 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29777 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29778 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29779 using m68k_tune to decide between families that implement the
29780 same ISA. Use m68k_tune to set __mcfv4e__.
29781 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29782 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29783 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29784 (FL_ISA_C, FL_ISA_MMU): New macros.
29785 (MASK_COLDFIRE): Delete.
29786 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29787 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29788 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29789 (TARGET_HARD_FLOAT): Do not define here.
29790 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29791 (TUNE_68000): New macro.
29792 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29793 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29794 (TUNE_CFV2): Redefine in terms of m68k_tune.
29795 (uarch_type, target_device, fpu_type): New enums.
29796 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29797 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29798 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29799 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29800 (FL_FOR_isa_c): New macros.
29801 (m68k_isa): New enum.
29802 (m68k_target_selection): New structure.
29803 (all_devices, all_isas, all_microarchs): New tables.
29804 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29805 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29806 (MASK_ALL_CPU_BITS): Delete.
29807 (m68k_find_selection): New function.
29808 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29809 Map the legacy target options to a combination of the new ones.
29810 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29811 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29812 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29814 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29815 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29817 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29818 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29819 * config/m68k/m68k-devices.def: New file.
29821 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29822 Nathan Sidwell <nathan@codesourcery.com>
29824 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29825 (SUBTARGET_EXTRA_SPECS): New macros.
29826 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29827 use %(asm_cpu_spec) instead.
29828 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29829 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29830 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29831 (EXTRA_SPECS): Rename to...
29832 (SUBTARGET_EXTRA_SPECS): ...this.
29834 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29835 Richard Sandiford <richard@codesourcery.com>
29836 Julian Brown <julian@codesourcery.com>
29838 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29839 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29840 to the configuration's default CPU.
29841 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29842 Remove default masks.
29843 (m680[012]0-*-*): Set the default with_cpu to the first part of
29845 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29846 (m68k*-*-linux): Extend the --with-cpu handling to...
29847 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29848 and m68010. Don't set target_cpu_default2.
29849 * doc/install.texi: Document --with-cpu for m68k.
29850 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29851 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29852 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29853 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29854 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29855 (ASM_SPEC): Remove use of %(asm_cpu_default).
29856 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29857 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29858 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29859 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29860 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29861 (TARGET_DEFAULT): Delete.
29862 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29863 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29864 (CPP_CPU_SPEC): Delete.
29865 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29866 the appropriate string.
29867 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29868 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29869 (ASM_SPEC): Don't use %(asm_default_spec).
29870 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29871 TARGET_DEFAULT and add MASK_68881.
29872 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29874 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29876 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29877 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29878 MASK_68010 alongside MASK_68020.
29879 * doc/invoke.texi: Document -m68010.
29880 * config/m68k/m68k.opt (m68010): New.
29881 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29883 (TUNE_68010): New macro.
29884 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29885 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29886 (M68K_CPU_m68332): Add MASK_68010.
29887 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29888 fallback definition.
29889 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29891 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29892 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29893 to all entries that use MASK_68020.
29894 (output_move_simode_const, output_move_himode, output_move_qimode)
29895 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29896 instead of TARGET_68020 to select clr behavior. Remove comment
29897 about there being no TARGET_68010.
29898 * config/m68k/m68k.md: Likewise throughout.
29900 2007-01-12 Julian Brown <julian@codesourcery.com>
29902 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29903 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29904 * config/m68k/m68k.md: Likewise.
29906 2007-01-12 Julian Brown <julian@codesourcery.com>
29908 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29909 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29911 2007-01-12 Julian Brown <julian@codesourcery.com>
29913 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29914 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29915 * config/m68k/m68k.md: Likewise.
29917 2007-01-12 Julian Brown <julian@codesourcery.com>
29918 Richard Sandiford <richard@codesourcery.com>
29920 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29921 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29922 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29924 (TARGET_CPU32): Rename to...
29925 (TUNE_CPU32): ...this.
29926 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29927 (TUNE_CFV2): New macros.
29928 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29929 remove conditions that are implied by TARGET_68020.
29930 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29931 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29932 (m68k_output_function_epilogue): Likewise.
29933 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29934 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29935 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29936 non-68000 timings. Refactor multiplication and division costs.
29937 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29938 TUNE_CPU32 instead of TARGET_CPU32.
29939 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29940 and TUNE_68060 instead of TARGET_68060.
29941 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29942 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29944 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29945 && !TARGET_COLDFIRE" to choose between moveq and clr.
29946 Likewise in the unnamed movsf pattern.
29947 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29948 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29951 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29953 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29954 of tabbing before backslashes.
29956 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29958 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29959 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29960 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29962 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29964 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29965 find_interesting_uses_cond.
29966 (find_interesting_uses_cond): Use extract_cond_operands.
29967 (rewrite_use_compare): Use extract_cond_operands and
29968 force_gimple_operand_bsi. Do not call update_stmt.
29969 (determine_use_iv_cost_condition): Use extract_cond_operands.
29970 Return cheaper of using original bound and changing the exit bound.
29972 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29974 PR tree-optimization/29516
29975 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29976 most_expensive_mult_to_index, addr_to_parts,
29977 create_mem_ref, maybe_fold_tmr): Make the type of
29978 fields of TARGET_MEM_REF sizetype.
29979 (move_fixed_address_to_symbol, move_pointer_to_base):
29981 * tree.def (TARGET_MEM_REF): Add comment on types of
29984 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29986 * c-common.c (vector_types_convertible_p): Treat opaque types as
29987 always convertible if they have the same size, but not otherwise.
29989 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29991 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29992 Remove the b_unconditional field.
29993 (noce_try_sign_mask): Do not look at b_unconditional.
29994 (noce_process_if_block): Do not use merge_if_blocks. Update
29995 the CFG here. Do not set b_unconditional.
29996 (cond_move_process_if_block): Likewise.
29997 (find_cond_trap): Likewise.
29998 (check_cond_move_block): Require simple jump insns at the end
29999 of the basic block.
30001 2007-01-11 Jan Hubicka <jh@suse.cz>
30003 PR tree-optimization/1046
30004 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30005 when alias info is not ready.
30006 (pass_tail_recursion): Do not require aliasing.
30007 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30008 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30009 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30010 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30011 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30012 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30013 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30015 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30016 When aliasing is not build, mark statement as volatile.
30018 2007-01-11 Tom Tromey <tromey@redhat.com>
30020 PR preprocessor/15185, PR preprocessor/20989:
30021 * doc/cppopts.texi <-MT>: Update description of algorithm for
30022 computing default target.
30023 <-M, -MD>: Reword "basename" text.
30025 2007-01-11 Roger Sayle <roger@eyesopen.com>
30027 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30028 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30029 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30030 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30031 fold_builtin_bswap, real_constp, fold_builtin_pow,
30032 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30033 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30034 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30035 * convert.c (convert_to_pointer): Likewise.
30036 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30037 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30038 const_binop, fold_convert_const_int_from_int,
30039 fold_convert_const_int_from_real,
30040 fold_convert_const_real_from_real, sign_bit_p,
30041 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30042 fold_sign_changed_comparison, fold_unary, fold_comparison,
30043 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30044 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30045 * print-tree.c (print_node_brief, print_node): Likewise.
30046 * stor-layout.c (place_field, layout_type): Likewise.
30047 * tree-chrec.c (keep_cast): Likewise.
30048 * tree.c (build_vector, build_real, build_real_from_int_cst,
30049 build_complex): Likewise.
30051 2007-01-11 Roger Sayle <roger@eyesopen.com>
30053 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30054 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30056 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30058 * configure.ac (strict1_warn): Rename to strict_warn.
30059 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30060 cc_set_by_configure, quoted_cc_set_by_configure,
30061 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30062 all_boot_languages, all_stagestuff): Remove.
30063 (target_list): Remove bootstrap targets.
30064 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30065 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30066 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30067 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30068 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30069 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30070 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30071 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30072 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30073 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30074 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30075 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30076 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30077 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30078 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30079 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30080 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30081 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30082 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30083 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30084 (mostlyclean): Adjust.
30085 (clean, distclean): Don't mention bootstrap stuff.
30086 * configure: Regenerate.
30087 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30088 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30089 treelang/config-lang.in (stagestuff): Remove.
30090 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30091 stageprofile, stagefeedback, stagestuff): Remove mention.
30093 2007-01-11 Nick Clifton <nickc@redhat.com>
30095 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30097 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30098 (mcore_arith_K_S_operand): Run the test for the S constraint not
30099 the test for the M constraint.
30100 (mcore_addsub_operand): Do not accept integer values that are
30101 larger than 32 bits.
30102 * config/mcore/mcore.md: Remove unused constraints from split.
30103 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30104 (addsi3): Likewise.
30105 (allocate_stack): Likewise.
30106 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30107 operands to 32 bits.
30108 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30110 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30111 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30112 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30113 mcore_output_bclri, mcore_output_andn, output_inline_const,
30114 mcore_output_move, mcore_output_movedouble): Likewise.
30115 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30116 (output_inline_const): Likewise.
30117 (output_inline_const): Fix format strings used in sprintf
30119 * config/mcore/mcore-protos.h: Update prototypes for changed
30120 functions in mcore.c.
30121 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30122 HOST_WIDE_INT and not int.
30123 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30124 CONST_OK_FOR_N): Likewise.
30125 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30126 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30129 2007-01-10 Jan Hubicka <jh@suse.cz>
30131 * tree-vrp.c (remove_range_assertions): Release defs.
30132 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30133 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30135 2007-01-10 Paul Brook <paul@codesourcery.com>
30137 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30138 * config/arm/arm.md (mulsi3subsi): New insn.
30140 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30142 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30143 (tree_transform_and_unroll_loop): New.
30144 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30147 2007-01-10 Robert Kennedy <jimbob@google.com>
30149 * fold-const.c (fold_comparison): Fold comparisons like (x *
30150 1000 < 0) to (x < 0).
30152 2007-01-10 Ian Lance Taylor <iant@google.com>
30154 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30155 operands have the same priority.
30157 2007-01-10 Tom Tromey <tromey@redhat.com>
30159 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30160 (fold_binary): Likewise.
30161 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30162 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30163 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30164 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30165 * langhooks.h (struct lang_hooks): Removed field
30166 'can_use_bit_fields_p'.
30168 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30170 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30172 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30174 * function.c (get_last_funcdef_no): New function.
30175 * function.h (get_last_funcdef_no): Declare.
30176 * tree-inline.c (initialize_cfun): Add initialization.
30177 (tree_function_versioning): Cleanup.
30179 2007-01-10 Jan Hubicka <jh@suse.cz>
30181 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30184 2007-01-10 Sa Liu <saliu@de.ibm.com>
30185 Ben Elliston <bje@au.ibm.com>
30187 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30188 for SAVE_NONLOCAL and Pmode for any other save level.
30189 * spu-protos.h (spu_restore_stack_block): Declare.
30190 * spu.md (save_stack_block): Remove.
30191 (restore_stack_block): Call spu_restore_stack_block.
30192 * spu.c (spu_restore_stack_block): New function.
30193 (spu_expand_epilogue): Remove old comment.
30195 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30197 PR tree-optimization/30322
30198 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30199 (cand_value_at): Return the value as aff_tree.
30200 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30201 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30202 aff_combination_mult): New functions.
30203 (aff_combination_add): Use aff_combination_add_cst.
30204 (aff_combination_convert): Allow conversions to a wider type.
30205 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30206 * tree-affine.h (aff_combination_mult): Declare.
30208 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30210 * doc/tm.texi: Update documentation to reflect reality of exec
30211 and start file search behaviours. Update copyright year.
30212 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30213 header file directories.
30215 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30217 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30218 (*cosxf2): Rename to cosxf2_i387.
30219 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30220 using X87MODEF12 mode macro. Rename patterns to
30221 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30223 (*cosdf2, *cossf2): Ditto.
30224 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30225 to match extended input operands.
30226 (sincos<mode>3): New expander.
30227 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30228 insn patterns and corresponding splitters.
30230 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30232 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30233 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30235 2007-01-09 Nicolas Pitre <nico@cam.org>
30238 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30240 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30242 * target.h (struct gcc_target): New field library_rtti_comdat.
30243 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30244 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30245 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30246 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30248 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30250 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30252 2007-01-08 Richard Guenther <rguenther@suse.de>
30254 * tree.h (force_fit_type_double): Export.
30255 (force_fit_type): Remove.
30256 * fold-const.c (force_fit_type_double): New function.
30257 (force_fit_type): Remove.
30258 (int_const_binop): Use it.
30259 (fold_convert_const_int_from_int): Likewise.
30260 (fold_convert_const_int_from_real): Likewise.
30261 (fold_div_compare): Likewise.
30262 (fold_sign_changed_comparison): Likewise.
30263 (fold_unary): Likewise.
30264 (fold_negate_const): Likewise.
30265 (fold_abs_const): Likewise.
30266 (fold_not_const): Likewise.
30267 * c-common.c (shorten_compare): Use force_fit_type_double.
30268 * convert.c (convert_to_pointer): Likewise.
30270 2007-01-08 Richard Guenther <rguenther@suse.de>
30272 * tree.h (build_int_cst_wide_type): Export.
30273 * tree.c (build_int_cst_wide_type): New function.
30274 (build_int_cst_wide): Fix comment.
30275 * builtins.c (fold_builtin_object_size): Use build_int_cst
30276 to build -1 or 0 of the correct type. Use fit_double_type
30277 to check for overflow.
30278 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30280 (decode_field_reference): Likewise.
30281 (all_ones_mask_p): Likewise.
30282 (native_interpret_int): Use build_int_cst_wide_type.
30283 (fold_binary): Use build_int_cst_type to build an all-ones
30285 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30287 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30289 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30291 2007-01-09 Ben Elliston <bje@au.ibm.com>
30293 * genautomata.c (STATS_OPTION): New option.
30294 (stats_flag): New flag.
30295 (gen_automata_option): Handle it.
30296 (initiate_automaton_gen): Ditto.
30297 (write_automata): Output statistics only if stats_flag is
30298 set. Likewise, output time statistics only if time_flag is set.
30299 * doc/md.texi (Processor pipeline description): Document new flag.
30301 2007-01-08 Richard Guenther <rguenther@suse.de>
30303 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30304 * tree.c (build_int_cst_type): Likewise.
30305 (size_in_bytes): Don't call force_fit_type on the result.
30306 (int_fits_type_p): Use fit_double_type.
30307 * fold-const.c (fit_double_type): New function.
30308 (force_fit_type): Use it.
30309 * tree.h (fit_double_type): Export.
30311 2007-01-08 Jan Hubicka <jh@suse.cz>
30313 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30314 * ipa.c (function_and_variable_visibility): Fix return type.
30316 2007-01-08 Richard Guenther <rguenther@suse.de>
30318 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30319 of offset to build the index.
30320 * tree-pretty-print.c (dump_generic_node): Don't build negated
30321 const just for printing.
30322 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30323 * builtins.c (fold_builtin_int_roundingfn): Check if result
30324 fits the type by using force_fit_type and comparing the result.
30325 * predict.c (predict_loops): Use compare_tree_int for comparison.
30326 * tree.c (build_int_cst): Fall back to integer_type_node for
30328 (build_int_cst_wide): Assert type is non-null.
30330 2007-01-08 Roberto Costa <roberto.costa@st.com>
30332 * tree-vrp.c (extract_range_from_cond_expr): New.
30333 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30334 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30336 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30337 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30338 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30339 used as expressions.
30340 * tree-object-size.c (cond_expr_object_size): New.
30341 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30343 2007-01-08 Jan Hubicka <jh@suse.cz>
30345 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30346 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30349 2007-01-08 Richard Guenther <rguenther@suse.de>
30351 PR tree-optimization/23603
30352 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30353 (extract_range_from_binary): Fall back to truthvalue instead of
30354 varying for TRUTH_*_EXPR.
30355 (extract_range_from_comparison): Fall back to truthvalue instead of
30357 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30358 if all visited PHI values were constant.
30360 2007-01-08 Jan Hubicka <jh@suse.cz>
30362 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30363 (cgraph_analyze_function): break out from ...
30364 (cgraph_finalize_compilation_unit): ... here.
30365 (cgraph_expand_function): Remove forgoten commented out line.
30366 (cgraph_optimize): Analyze functions.
30368 2007-01-08 Jan Hubicka <jh@suse.cz>
30370 * tree-pas.h (TODO_remove_function): New flag.
30371 (TODO_update*): Renumber.
30372 (pass_ipa_increase_alignment,
30373 pass_ipa_function_and_variable_visibility): New passes.
30374 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30375 (cgraph_function_and_variable_visibility): Move to ipa.c
30376 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30377 cgraph_increase_alignment.
30378 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30379 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30380 calling tree-inline.
30381 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30382 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30383 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30384 (gate_increase_alignment): New function.
30385 (pass_ipa_increase_alignment): New pass.
30386 * ipa.c: Inline tree-pass.h and timevar.h
30387 (function_and_variable_visibility): Move here from cgraphunit.c
30388 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30389 * passes.c (init_optimization_passes): Add the two new passes.
30390 (execute_todo): Handle cgraph_remove_functions.
30392 2007-01-08 Nick Clifton <nickc@redhat.com>
30394 * config/frv/predicates.md (reg_or_0_operand): Accept
30397 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30399 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30400 * config.gcc: Add bfin*-rtems*.
30402 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30404 * c.opt: Add -flax-vector-conversions.
30405 * c-typeck.c (convert_for_assignment): Pass flag to
30406 vector_types_convertible_p to allow emission of note.
30407 (digest_init): Likewise.
30408 * c-opts.c: Handle -flax-vector-conversions.
30409 * c-common.c (flag_lax_vector_conversions): New.
30410 (vector_types_convertible_p): Unless -flax-vector conversions
30411 has been passed, disallow conversions between vectors with
30412 differing numbers of subparts and/or element types. If such
30413 a conversion is disallowed, possibly emit a note on the first
30414 occasion only to inform the user of -flax-vector-conversions.
30415 The new last argument specifies this.
30416 * c-common.h (flag_lax_vector_conversions): New.
30417 (vector_types_convertible_p): Add extra argument.
30418 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30419 char_type_node for V*QI type vectors.
30420 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30421 Update to satisfy new typechecking rules.
30422 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30423 C and C++ variants.
30424 * doc/invoke.texi (C Dialect Options): Document
30425 -flax-vector-conversions.
30427 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30429 PR tree-optimization/29877
30430 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30431 a register variable on the RHS to not be replaceable.
30433 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30434 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30435 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30436 const_simm15, const_pow2, const_npow2): Added.
30437 * config/score/misc.md (insv, extv, extzv, movmemsi,
30438 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30439 * config/score/score.c (score_address_cost, score_select_cc_mode):
30441 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30442 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30443 Update score_print_operand.
30444 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30445 Adjust register allocate order and update some macro define.
30446 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30447 mdx_block_move_straight, mdx_block_move_loop_head,
30448 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30449 mdx_block_move_loop, mdx_block_move): Added.
30450 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30451 mdp_limm): Updated and fix some bug and typo.
30452 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30453 (movsf, movdf, doloop_end): Added.
30455 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30457 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30458 config/arm/thumb2.md: Fix comment typos.
30459 * doc/extend.texi: Fix a typo.
30461 2007-01-07 Eric Christopher <echristo@apple.com>
30463 * configure.ac: Check for __stack_chk_fail for darwin.
30464 * configure: Regenerate.
30466 2007-01-07 Richard Guenther <rguenther@suse.de>
30468 * tree-vrp.c (extract_range_from_assert): CSE calls to
30469 compare_values where possible.
30470 (extract_range_from_unary_expr): Likewise.
30472 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30474 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30475 * config/avr/avr.c (call_insn_operand): Delete function.
30476 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30477 instead of register number. Use predicates.
30478 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30479 call_insn_operand): Add.
30481 2007-01-06 Jan Hubicka <jh@suse.cz>
30483 * tree-pass.h (pass_build_cgraph_edges): Declare.
30484 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30485 (visited_nodes): Remove.
30486 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30487 build_cgrpah_edges; make visited_nodes local.
30488 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30489 (record_references_in_initializer): Move to cgraphbuild.c
30490 (initialize_inline_failed, rebuild_cgraph_edges,
30491 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30492 (verify_cgraph_node): Make visited_nodes local.
30493 (cgraph_analyze_function): Do not call cgraph_create_edges and
30494 initialize_inline_failed.
30495 (cgraph_expand_function): Do not call cgraph_lower_function;
30496 assert that function is already lowered.
30497 * Makefile.in (cgraphbuild.o): New.
30498 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30499 at the end of lowering passes.
30501 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30503 * ifcvt.c (cond_move_convert_if_block): New function, code
30504 factored out from...
30505 (cond_move_process_if_block): ...here. Call the new function
30506 on the THEN and ELSE blocks.
30507 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30508 already takes care of this.
30510 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30513 * tree.h (TREE_OVERFLOW_P): New.
30514 * c-typeck.c (parser_build_unary_op): Warn only if result
30515 overflowed and operands did not.
30516 (parser_build_binary_op): Likewise.
30517 (convert_for_assignment): Remove redundant overflow_warning.
30518 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30520 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30522 * c-typeck.c (store_init_value): Split over two lines to follow
30523 the GNU coding style.
30525 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30527 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30528 __GXX_EXPERIMENTAL_CXX0X__.
30529 * doc/cpp.texi: Same.
30531 2007-01-05 Richard Guenther <rguenther@suse.de>
30533 PR middle-end/27826
30534 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30535 with mismatched types. Instead explicitly build a
30536 conversion NOP_EXPR.
30538 2007-01-05 Ian Lance Taylor <iant@google.com>
30540 * c-common.c (decl_with_nonnull_addr_p): New function.
30541 (c_common_truthvalue_conversion): Call it.
30542 * c-typeck.c (build_binary_op): Likewise.
30543 * c-common.h (decl_with_nonnull_addr_p): Declare.
30545 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30548 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30551 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30553 * doc/install.texi (Final install): Document the fact that
30554 the GNAT runtime should not be stripped.
30556 2007-01-04 Jan Hubicka <jh@suse.cz>
30558 * tree-inline.c (fold_marked_statements): Update operand caches
30559 and EH after folding
30561 2007-01-04 Ian Lance Taylor <iant@google.com>
30563 * c-common.c (check_function_nonnull): Whitespace fix.
30565 2007-01-04 Jan Hubicka <jh@suse.cz>
30567 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30568 comitted older version of patch.
30569 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30570 function, celanup cfg and collect garbage.
30572 2007-01-04 Mike Stump <mrs@apple.com>
30574 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30577 2007-01-04 Eric Christopher <echristo@apple.com>
30579 * libgcc2.c (__bswapsi2): Use SItype.
30580 (__bswapdi2): Use DItype.
30581 * libgcc2.h: Update for above.
30583 2007-01-04 Paul Brook <paul@codesourcery.com>
30585 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30586 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30587 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30588 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30589 umulsi3_highpart): Make conditional on !arm_arch6.
30590 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30591 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30592 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30593 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30594 umulsi3_highpart_v6): New insns.
30596 2007-01-04 Roger Sayle <roger@eyesopen.com>
30598 * fold-const.c (fold_convert): When casting an expression to void,
30599 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30600 have a type. Instead of attempting to build a NOP_EXPR, return
30601 these "special" trees directly.
30603 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30605 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30606 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30607 rs6000_cost->fp not 0 as adjustment for outer NEG.
30609 2007-01-04 Jan Hubicka <jh@suse.cz>
30611 * cgraph.c (cgraph_release_function_body): New function.
30612 (cgraph_remove_node): Use it.
30613 * cgraph.h (cgraph_release_function_body): Declare.
30614 * cgraphunit.c (cgraph_expand_function): Use it.
30615 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30616 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30617 is initialized and while compilation of other function is running.
30618 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30619 statement CFG annotations from here to ...
30620 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30622 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30624 * cfgloop.h (enum li_flags): Make the constants powers of two.
30626 2007-01-04 Jan Hubicka <jh@suse.cz>
30628 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30630 (fold_marked_statements): New function.
30631 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30632 * tree-inline.h (copy_body_data): Add statements_to_fold.
30634 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30636 * config.gcc: Mention libgcc/config.host.
30637 * Makefile.in: Update comments mentioning libgcc.
30638 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30639 (all.cross, start.encap, rest.encap, rest.cross): Update
30640 dependencies for libgcc move.
30641 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30642 (clean-target, clean-target-libgcc): Delete.
30643 (srcdirify, GCC_EXTRA_PARTS): New macros.
30644 (libgcc-support, libgcc.mvars): New rules.
30645 (distclean): Remove mention of mklibgcc.
30646 (install): Don't reference INSTALL_LIBGCC.
30647 (install-common): Don't reference EXTRA_PARTS.
30648 (install-libgcc, install-multilib): Delete rules.
30649 * mklibgcc.in: Delete file.
30650 * doc/configfiles.texi: Don't mention mklibgcc.
30652 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30653 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30654 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30655 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30656 (mklibgcc, ldblspecs): Likewise.
30658 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30659 (posixpre.def): Use $(T).
30660 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30661 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30662 (SHLIB_LINK): Make dummy.
30663 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30665 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30667 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30668 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30669 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30670 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30672 * configure.ac (all_outputs): Remove mklibgcc.
30673 * configure: Regenerated.
30675 2007-01-03 Josh Conner <jconner@apple.com>
30677 PR middle-end/29683
30678 * calls.c (compute_argument_addresses): Set stack and stack_slot
30679 for partial args, too.
30680 (store_one_arg): Use locate.size.constant for the size when
30681 generating a save_area.
30683 2007-01-03 Robert Kennedy <jimbob@google.com>
30685 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30686 whose definitions are deleted due to basic block merging.
30688 2007-01-03 Paul Brook <paul@codesourcery.com>
30691 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30693 (use_return_insn): Return 0 for Thumb interrupt functions.
30694 (print_multi_reg): Add rfe argument for IRQ returns.
30695 (arm_output_epilogue): Pop interrupt return address directly into PC.
30696 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30698 2007-01-03 Paul Brook <paul@codesourcery.com>
30700 Merge from sourcerygxx-4_1.
30701 * config/arm/thumb2.md: New file.
30702 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30704 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30705 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30706 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30707 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30709 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30710 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30712 * config/arm/ieee754-sf.S: Ditto.
30713 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30714 (thumb1_base_register_rtx_p): ... to this.
30715 (thumb_index_register_rtx_p): Rename...
30716 (thumb1_index_register_rtx_p): ... to this.
30717 (thumb_output_function_prologue): Rename...
30718 (thumb1_output_function_prologue): ... to this.
30719 (thumb_legitimate_address_p): Rename...
30720 (thumb1_legitimate_address_p): ... to this.
30721 (thumb_rtx_costs): Rename...
30722 (thumb1_rtx_costs): ... to this.
30723 (thumb_compute_save_reg_mask): Rename...
30724 (thumb1_compute_save_reg_mask): ... to this.
30725 (thumb_final_prescan_insn): Rename...
30726 (thumb1_final_prescan_insn): ... to this.
30727 (thumb_expand_epilogue): Rename...
30728 (thumb1_expand_epilogue): ... to this.
30729 (arm_unwind_emit_stm): Rename...
30730 (arm_unwind_emit_sequence): ... to this.
30731 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30732 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30733 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30734 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30735 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30736 thumb2_output_casesi): New functions.
30737 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30738 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30739 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30740 THUMB2_WORK_REGS): Define.
30741 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30742 arm_condexec_mask, arm_condexec_masklen)): New variables.
30743 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30744 (arm_override_options): Check new CPU capabilities.
30745 Set new architecture flag variables.
30746 (arm_isr_value): Handle v7m interrupt functions.
30747 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30749 (const_ok_for_arm): Handle Thumb-2 constants.
30750 (arm_gen_constant): Ditto. Use movw when available.
30751 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30753 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30754 (thumb_find_work_register, arm_load_pic_register,
30755 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30756 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30757 print_multi_reg, output_mov_long_double_fpa_from_arm,
30758 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30759 output_mov_double_fpa_from_arm, output_move_double,
30760 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30761 output_return_instruction, arm_output_function_prologue,
30762 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30763 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30764 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30765 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30766 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30767 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30769 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30770 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30771 (arm_file_start): Output directive for unified syntax.
30772 (arm_unwind_emit_set): Handle stack alignment instruction.
30773 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30774 Add v6t2, v7, v7a, v7r and v7m.
30775 (RETLDM): Add Thumb-2 code.
30776 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30777 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30778 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30779 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30780 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30781 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30782 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30783 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30784 ADJUST_INSN_LENGTH): Define.
30785 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30786 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30787 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30788 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30789 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30790 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30791 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30792 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30793 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30794 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30795 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30796 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30797 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30798 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30799 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30800 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30801 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30803 * config/arm/arm-tune.md: Regenerate.
30804 * config/arm/arm-protos.h: Update prototypes.
30805 * config/arm/vfp.md: Enable patterns for Thumb-2.
30806 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30807 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30808 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30809 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30810 * config/arm/libunwind.S: Add Thumb-2 code.
30811 * config/arm/constraints.md: Update include Thumb-2.
30812 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30813 * config/arm/ieee754-df.S: Ditto.
30814 * config/arm/bpabi.S: Ditto.
30815 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30816 * config/arm/predicates.md (low_register_operand,
30817 low_reg_or_int_operand, thumb_16bit_operator): New.
30818 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30819 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30820 * config/arm/t-arm-elf: Add armv7 multilib.
30821 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30823 (UNSPEC_STACK_ALIGN, ce_count): New.
30824 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30825 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30827 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30828 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30829 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30830 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30831 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30832 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30834 * doc/extend.texi: Document ARMv7-M interrupt functions.
30835 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30837 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30839 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30840 (struct _Unwind_Context): Rename args_size to flags, remove
30841 signal_frame field, add a new args_size field and version field.
30842 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30843 _Unwind_IsExtendedContext): New inline functions.
30844 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30845 Assume by_value array is only present if _Unwind_IsExtendedContext.
30846 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30847 _Unwind_IsSignalFrame.
30848 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30849 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30850 (uw_init_context_1): Initialize context->flags to
30851 EXTENDED_CONTEXT_BIT.
30852 * config/rs6000/linux-unwind.h (frob_update_context): Use
30853 _Unwind_SetSignalFrame.
30855 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30857 PR middle-end/30353
30858 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30859 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30862 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30864 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30865 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30866 RET, AT_SP): Remove.
30867 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30870 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30871 * cfgbuild.c (find_basic_blocks): Likewise.
30872 * cfgrtl.c (rtl_create_basic_block): Likewise.
30873 * function.c (temp_slots_at_level): Likewise.
30874 * reg-stack.c (stack_regs_mentioned): Likewise.
30875 * regclass.c (allocate_reg_info): Likewise.
30876 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30877 set_bb_for_stmt, move_block_to_fn): Likewise.
30878 * tree-complex.c (tree_lower_complex): Likewise.
30879 * vec.h (VEC_safe_grow_cleared): New.
30881 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30883 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30885 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30886 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30888 * cfgloopmanip.c (scale_loop_frequencies): Export.
30889 (loopify): Scale the frequencies by prescribed coefficients.
30890 (set_zero_probability): New function.
30891 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30892 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30893 and frequencies according to arguments.
30894 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30896 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30897 * modulo-sched.c (sms_schedule): Set probabilities for entering
30898 versioned loop correctly.
30899 * tree-vect-transform.c (vect_transform_loop): Ditto.
30900 * cfgloop.h (loopify, loop_version): Declaration changed.
30901 (scale_loop_frequencies): Declared.
30903 2007-01-02 Jan Hubicka <jh@suse.cz>
30905 * cgraph.c: Include tree-flow.h
30906 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30907 early_local_passes.
30908 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30909 * tree-pass.h (pass_all_early_optimizations): Declare.
30910 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30911 early_local_passes.
30912 (cgraph_analyze_function): Do early_local_passes.
30913 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30914 Do not add referenced vars.
30915 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30917 (gate_all_early_local_passes): New gate.
30918 (pass_early_local_passes): Use new gate.
30919 (execute_early_local_optimizations): New functions.
30920 (gate_all_early_optimizations): New gate.
30921 (pass_all_early_optimizations): New pass.
30922 (execute_free_datastructures): Free SSA only when initialized.
30923 (gate_init_datastructures): Init only when optimizing.
30924 (tree_lowering_passes): Do early local passes when called late.
30925 * tree-profile.c (do_tree_profiling): Don't profile functions added
30927 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30928 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30930 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30931 during early_local_passes.
30932 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30935 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30937 * Makefile.in: Update copyright year.
30939 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30941 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30942 in $(lang_checks) and check-consistency targets.
30944 2007-01-02 Jan Hubicka <jh@suse.cz>
30946 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30947 Do not add referenced vars.
30948 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30950 * passes.c (init_optimization_passes): Put mudflap_2 after
30951 free_datastructures.
30953 2007-01-02 Jan Hubicka <jh@suse.cz>
30955 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30956 Set NOTHROW flag on call statements proved to be nothrow.
30957 Update statement of local calls so new pure/const functions are
30958 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30960 (tree_rest_of_compilation): Register hooks and initialize bitmap
30961 early. Do not set after_inlining flag.
30963 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30965 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30966 HOST_BITS_PER_LONGLONG
30968 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30971 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30972 warning for non-static initializers.
30974 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30976 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30977 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30978 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30979 Always use set_unique_reg_note to add REG_EQUAL notes.
30981 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30984 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30986 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30987 * cfgbuild.c (find_basic_blocks): Likewise.
30988 * cfgrtl.c (rtl_create_basic_block): Likewise.
30989 * function.c (temp_slots_at_level): Likewise.
30990 * reg-stack.c (stack_regs_mentioned): Likewise.
30991 * regclass.c (allocate_reg_info): Likewise.
30992 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30993 set_bb_for_stmt, move_block_to_fn): Likewise.
30994 * tree-complex.c (tree_lower_complex): Likewise.
30995 * vec.h (VEC_safe_grow_cleared): New.
30997 2007-01-02 Ian Lance Taylor <iant@google.com>
30999 * c-common.c (c_common_truthvalue_conversion): When warning about
31000 using an assignment as a truth value, set TREE_NO_WARNING.
31002 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31005 * c.opt (Wold-style-declaration): New.
31006 * doc/invoke.texi (C-only Warning Options): New.
31007 (Wold-style-declaration): Document it.
31008 (Wextra): Enabled by -Wextra.
31009 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31010 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31011 -Wold-style-declaration.
31013 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31015 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31016 * cfgbuild.c (find_basic_blocks): Likewise.
31017 * cfgrtl.c (rtl_create_basic_block): Likewise.
31018 * function.c (temp_slots_at_level): Likewise.
31019 * reg-stack.c (stack_regs_mentioned): Likewise.
31020 * regclass.c (allocate_reg_info): Likewise.
31021 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31022 set_bb_for_stmt, move_block_to_fn): Likewise.
31023 * tree-complex.c (tree_lower_complex): Likewise.
31024 * vec.h (VEC_safe_grow_cleared): New.
31026 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31028 * c-common.c (c_common_nodes_and_builtins): Since variants of
31029 void_type_node get built before it is given a name, we need to
31030 give those variants the name, too.
31031 (complete_array_type): We need to work with the canonical main
31032 type of the array, from which we will build the qualified version.
31033 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31034 * print-tree.c (print_node): Display canonical type information
31036 * stor-layout.c (layout_type): When we don't know the
31037 alignment of a type for which we're building an array, we end up
31038 guessing wrong, so make the type require structural equality.
31039 * tree.c (make_node_stat): When we build a new type, it is its
31040 own canonical type.
31041 (build_type_attribute_qual_variant): When building an attribute
31042 variant, its canonical type is the non-attribute variant. However,
31043 if the attributes are target-dependent and they differ, we need to
31044 use structural equality checks for this type.
31045 (build_qualified_type): A qualified type is not equivalent to its
31046 unqualified variant; set the canonical type appropriately.
31047 (build_distinct_type_copy): When building a distinct type from
31048 another type, the new type is its own canonical type.
31049 (build_variant_type_copy): When building a new type variant, we
31050 assume that it is equivalent to the original type.
31051 (build_pointer_type_for_mode): When building a pointer type, also
31052 build a canonical type pointer.
31053 (build_reference_type_for_mode): When building a reference type,
31054 also build a canonical type reference.
31055 (build_index_type): When we can't hash an index type (e.g.,
31056 because its maximum value is negative), the index type requires
31057 structural equality tests.
31058 (build_array_type): Build the canonical form of an array type.
31059 (build_function_type): Function types require structural equality,
31060 because they contain default arguments, attributes, etc.
31061 (build_method_type_directly): Ditto for method types.
31062 (build_offset_type): Build the canonical offset type.
31063 (build_complex_type): Build the canonical vector type.
31064 (make_vector_type): Build the canonical vector type.
31065 * tree.h (TYPE_CANONICAL): New.
31066 (TYPE_STRUCTURAL_EQUALITY_P): New.
31067 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31068 (struct tree_type): Added "canonical" field.
31069 * params.h (VERIFY_CANONICAL_TYPES): New.
31070 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31071 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31072 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31073 * doc/invoke.texi (verify-canonical-types): Document --param
31074 parameter for verifying canonical types.
31076 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31078 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31079 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31080 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31081 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31083 * config/rs6000/e500.h: New.
31084 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31085 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31087 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31088 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31089 TARGET_E500_DOUBLE): Remove.
31090 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31091 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31092 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31093 * config/rs6000/rs6000.c (rs6000_override_options): Use
31094 CHECK_E500_OPTIONS.
31096 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31098 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31099 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31100 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31101 rs6000_emit_cmove): Don't check TARGET_E500.
31102 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31103 sordered): Don't check TARGET_E500.
31105 2007-01-01 Eric Christopher <echristo@apple.com>
31107 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31108 HARD_REGISTER_NUM_P.
31110 2007-01-01 Roger Sayle <roger@eyesopen.com>
31112 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31113 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31114 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31117 2007-01-01 Mike Stump <mrs@apple.com>
31119 * configure.ac: Remove support for building with Apple's gcc-3.1.
31121 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31123 PR middle-end/30311
31124 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31125 REG is a hard register. Do not modify REG before calling
31127 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31128 multiple of the size of YMODE for certain lowpart cases.
31130 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31132 PR middle-end/30253
31133 * gimplify (voidify_wrapper_expr): Update for
31134 GIMPLE_MODIFY_STMT.
31136 2007-01-01 Andreas Schwab <schwab@suse.de>
31139 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31140 save of BR0 in extra_spill_size instead of spill_size.
31141 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31143 (ia64_expand_epilogue): Restore BR0 from its new location.
31145 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31147 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31148 Use a temporary variable if the left hand side is not a gimple
31151 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31153 * gimplify.c (gimplify_return_expr): Make the temporary variable
31154 for the return expression, a gimple register variable.
31156 2007-01-01 Jan Hubicka <jh@suse.cz>
31158 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31161 2007-01-01 Mike Stump <mrs@apple.com>
31163 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31165 * config/darwin.c (machopic_select_rtx_section): Use
31166 HAVE_GAS_LITERAL16.
31167 (darwin_mergeable_constant_section): Likewise.
31168 * configure: Regenerate.
31169 * config.in: Regenerate.
31171 2007-01-01 Jan Hubicka <jh@suse.cz>
31172 Andrew Pinski <pinskia@gmail.com>
31174 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31175 before starting IPA passes.