1 2007-10-27 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/33870
4 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
5 duplication. Remove redundant call to access_can_touch_variable.
6 (add_vars_for_bitmap): New helper for recursing over MPT contents.
7 (add_virtual_operand): Use it.
9 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12 * pa.h (ASM_PN_FORMAT): Delete define.
14 2007-10-26 Janis Johnson <janis187@us.ibm.com>
16 * doc/invoke.texi (Option Summary, optimizations): Remove
17 -fbounds-check. Add -fassociative-math, -freciprocal-math,
18 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
19 -fsplit-wide-types to match later entry. Break up a long line.
20 (Option Summary, code gen options) Add -fno-stack-limit. Add
21 missing @gol to the end of a line.
22 (Optimization Options): Remove -fbounds-check, which is also
23 documented under Code Generation Options. Remove =n from
24 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
25 to -fcprop-registers to match other options, and say when it is
26 enabled rather than disabled. Remove extra index entry for
27 -fno-cx-limited-range. Add index entries for -fstack-protector
28 and -fstack-protector-all.
29 (Code Gen Options): Add index entry for -ftls-model.
31 2007-10-26 Anatoly Sokolov <aesok@post.ru>
33 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
34 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
35 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
36 expand_epilogue, output_movhi): Don't handle 'main' function.
37 (avr_attribute_table): Add 'OS_task' function attribute.
38 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
40 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
41 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
43 * config/avr/avr.opt (minit-stack): Remove.
45 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
47 * tree-nested.c (get_trampoline_type): Fix thinko.
49 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
52 * tree.c (build_offset_type): Build canonical type based on the
53 TYPE_MAIN_VARIANT of the base type.
55 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
57 * reorg.c (emit_delay_sequence): Move insn locator from the
58 first insn to the sequence.
60 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
62 * ipa-pure-const.c (check_decl): Return immediately when
63 pure_const_state has been set to IPA_NEITHER.
65 2007-10-25 Ira Rosen <irar@il.ibm.com>
67 PR tree-optimization/33833
68 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
69 and convert init to sizetype in inner_base construction.
71 2007-10-25 Richard Guenther <rguenther@suse.de>
73 * tree-flow.h (mem_sym_stats): Remove.
74 (dump_mem_sym_stats_for_var): Declare.
75 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
76 (mem_sym_stats): Move ...
77 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
78 (mem_sym_score): Rename from ...
79 (pscore): ... this. Remove.
80 (dump_mem_sym_stats_for_var): New function. Dump the score, but
82 (compare_mp_info_entries): Make sort stable by disambiguating
85 2007-10-25 Ira Rosen <irar@il.ibm.com>
87 PR tree-optimization/33866
88 * tree-vect-transform.c (vectorizable_store): Check operands of all
89 the stmts in the group of strided accesses. Get def stmt type for each
90 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
92 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
95 (Yt): Rename register constraint to Y2.
96 * config/i386/sse.md: Use renamed register constraints.
97 * config/i386/mmx.md: Ditto.
98 * config/i386/i386.md: Ditto.
100 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
102 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
104 2007-10-24 Chao-ying Fu <fu@mips.com>
106 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
107 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
109 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
110 Olga Golovanevsky <olga@il.ibm.com>
112 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
113 the compiler that wr.wrap and wr.domain are initialized in
116 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
118 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
119 to print gcov_type values.
121 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
123 * config/avr/avr.h: Do not include progmem_section definition when
124 building with IN_TARGET_LIBS.
126 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
129 * config/mips/mips.c (mips_lo_sum_offset): New structure.
130 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
131 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
132 (mips_orphaned_high_part_p: New functions.
133 (mips_avoid_hazard): Don't check INSN_P here.
134 (mips_avoid_hazards): Rename to...
135 (mips_reorg_process_insns): ...this. Cope with
136 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
137 or turn them into nops.
138 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
139 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
140 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
141 (mips_override_options): Set flag_delayed_branch to 0.
143 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
145 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
146 MIPS-specific implementation details.
147 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
148 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
149 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
150 for targets with movmemsi.
151 (MOVE_BY_PIECES_P): Define.
152 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
153 (mips_block_move_loop): Add a bytes_per_iter argument.
154 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
155 Update call to mips_block_move_loop.
157 2007-10-24 Michael Matz <matz@suse.de>
160 * var-tracking.c (variable_union): Don't break after one loop
161 iteration but only when a difference is found.
162 (dump_variable): Also print DECL_UID.
164 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
166 * ipa-type-escape.h: Expose function
167 is_array_access_through_pointer_and_index.
169 (is_array_access_through_pointer_and_index):
170 Add three new parameters. Add support of
171 POINTER_PLUS_EXPR tree code.
173 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
175 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
176 * tree-pass.h: Add pass_ipa_struct_reorg.
177 * common.opt: Add ipa-struct-reorg flag.
178 * Makefile.in: Add ipa-strcut-reorg.o compilation.
179 * passes.c: Add pass pass_ipa_struct_reorg.
180 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
181 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
183 2007-10-24 Ira Rosen <irar@il.ibm.com>
185 PR tree-optimization/33804
186 * tree-vect-transform.c (vectorizable_operation): Remove the
187 checks that the vectorization is worthwhile from the transformation
190 2007-10-24 Ira Rosen <irar@il.ibm.com>
192 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
193 vectype cannot be determined for the scalar type.
194 (vect_analyze_slp_instance): Likewise.
195 * tree-vect-transform.c (vect_model_reduction_cost): Change the
196 return type to bool. Return false if vectype cannot be determined
198 (vect_get_constant_vectors): Return false if vectype cannot be
199 determined for the scalar type.
200 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
201 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
202 vectorizable_reduction): Likewise.
204 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
206 * config.gcc: For a FreeBSD target, parse the value of ${target}
207 to determine the value of FBSD_MAJOR, instead of adding an
208 explicit check for every possible FreeBSD major version.
210 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
212 PR rtl-optimization/33846
213 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
215 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
217 PR tree-optimization/33860
218 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
219 interleaved accesses in case the dr is inside the inner-loop during
220 outer-loop vectorization.
222 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
224 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
225 Document MEM_POINTER. Replace mentions of "integrated"
226 field with "return_val". Delete outdated stuff.
228 2007-10-23 David Edelsohn <edelsohn@gnu.org>
230 * config/rs6000/rs6000.c (rs6000_override_options): Set
231 rs6000_altivec_abi on AIX.
232 (conditional_register_usage): Set VR20:31 fixed on AIX.
234 2007-10-23 Richard Guenther <rguenther@suse.de>
236 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
239 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
240 David S. Miller <davem@davemloft.net>
242 * df-scan.c (df_get_call_refs): Mark global registers as both a
243 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
245 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
247 PR tree-optimization/33834
248 PR tree-optimization/33835
249 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
250 stmts need to be checked for success seperately.
251 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
252 Remove the check that stmt is not LIVE.
253 (vectorizable_assignment, vectorizable_induction): Likewise.
254 (vectorizable_operation, vectorizable_type_demotion): Likewise.
255 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
257 (vectorizable_live_operation): Check that op is not NULL.
259 2007-10-22 Janis Johnson <janis187@us.ibm.com>
261 * doc/invoke.texi (Optimization Options): In the summary, show
262 that the value for options -falign-jumps, -falign-labels,
263 -falign-loops, -falign-functions, -fsched-stalled-insns, and
264 -fsched-stalled-insns-dep is optional. In the summary, show that
265 -fsched-stalled-insns takes an optional argument and that
266 -fparallelize-loops takes an argument. Add opindex for several
267 optimization options, and fix typos in the opindex commands for
268 several others. In the descriptions for -fsched-stalled-insns
269 and -fsched-stalled-insns-dep, show the options with and without
272 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
274 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
276 * config/avr/avr.h (LINK_SPEC): Likewise.
277 (CRT_BINUTILS_SPECS): Likewsie.
278 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
280 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
282 PR rtl-optimization/33644
283 * cfgcleanup.c: Do not include dce.h.
284 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
285 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
286 * dce.c (something_changed): Delete.
287 (libcall_dead_p): New predicate.
288 (delete_unmarked_insns): Use it to delete dead libcalls.
289 Deal with REG_LIBCALL and REG_RETVAL notes.
290 (prescan_libcall_for_dce): New function.
291 (prescan_insns_for_dce): Use it to deal with libcalls.
292 (mark_reg_dependencies): Do nothing special for libcalls.
293 (dce_process_block): Likewise.
294 (fast_dce): Delete unused local variable.
295 (run_fast_dce): Do not return a value.
296 * dce.h (struct df): Delete.
297 (run_fast_dce): Adjust prototype.
298 * optabs.c (libcall_id): Delete.
299 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
300 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
301 * reload1.c (reload): Delete REG_LIBCALL_ID case.
302 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
303 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
304 notes instead of REG_LIBCALL_ID notes.
305 * reg-notes.def (LIBCALL_ID): Delete.
306 * Makefile.in (see.o): Add dce.h dependency.
307 (cfgcleanup.o): Remove dce.h dependency.
309 2007-10-22 Michael Matz <matz@suse.de>
311 PR tree-optimization/33855
312 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
315 2007-10-22 Ira Rosen <irar@il.ibm.com>
317 PR tree-optimization/33854
318 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
319 FLOAT_EXPR to the list of promotion operations.
321 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
325 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
326 (print_reg): Print register prefix only with AT&T asm syntax.
327 Support pc_rtx for RIP register.
328 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
329 relative addressing. Always print segment register prefix with AT&T
330 asm syntax and never with Intel asm syntax.
331 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
332 Fix prefix for 16-byte XFmode operands.
333 (output_addr_const_extra): Support Intel asm syntax.
334 (x86_file_start): Don't use register prefix with Intel asm syntax.
335 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
336 ("return_internal_long"): Fix Intel asm syntax output.
337 ("set_got_rex64"): Support Intel asm syntax.
338 ("set_rip_rex64"): Likewise.
339 ("set_got_offset_rex64"): Likewise.
340 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
342 ("*tls_global_dynamic_64"): Likewise.
343 ("*tls_local_dynamic_base_64"): Likewise.
344 ("*load_tp_si")("*load_tp_di"): Likewise.
345 ("*add_tp_si")("*add_tp_di"): Likewise.
346 ("*tls_dynamic_lea_64"): Likewise.
347 ("*sibcall_value_1_rex64_v"): Likewise.
348 ("stack_tls_protect_set_si"): Likewise.
349 ("stack_tls_protect_set_di"): Likewise.
350 ("stack_tls_protect_test_si"): Likewise.
351 ("stack_tls_protect_test_di"): Likewise.
352 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
354 ("*movv2sf_internal_rex64"): Likewise.
355 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
356 (__get_cpuid_max): Likewise.
358 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
360 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
361 the STRICT_P argument type "bool" rather than "int".
362 (mips_legitimate_address_p): Likewise.
363 (fp_register_operand, lo_operand): Delete.
364 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
365 (mips_emit_scc): Rename to...
366 (mips_expand_scc): ...this.
367 (gen_conditional_branch): Rename to...
368 (mips_expand_conditional_branch): ...this.
369 (gen_conditional_move): Rename to...
370 (mips_expand_conditional_move): ...this.
371 (mips_gen_conditional_trap): Rename to...
372 (mips_expand_conditional_trap): ...this and take an rtx code instead
373 of an operands array.
374 (mips_expand_call): Give the SIBCALL_P argument type "bool"
376 (mips_emit_fcc_reload): Rename to...
377 (mips_expand_fcc_reload): ...this.
378 (init_cumulative_args): Rename to...
379 (mips_init_cumulative_args): ...this and remove the libname argument.
380 (function_arg_advance): Rename to...
381 (mips_function_arg_advance): ...this.
382 (function_arg): Rename to...
383 (mips_function_arg): ...this and use "rtx" instead of
385 (function_arg_boundary): Rename to...
386 (mips_function_arg_boundary): ...this.
387 (mips_expand_unaligned_load): Rename to...
388 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
389 and BITPOS arguments type "HOST_WIDE_INT".
390 (mips_expand_unaligned_store): Rename to...
391 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
392 and BITPOS arguments type "HOST_WIDE_INT".
393 (override_options): Rename to...
394 (mips_override_options): ...this.
395 (print_operand): Rename to...
396 (mips_print_operand): ...this.
397 (print_operand_address): Rename to...
398 (mips_print_operand_address): ...this.
399 (mips_output_ascii): Remove the PREFIX argument.
400 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
402 (mips_can_use_return_insn): Return a "bool" rather than an "int".
403 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
404 of "struct rtx_def *".
405 (mips_secondary_reload_class): Give the IN_P argument type "bool"
407 (build_mips16_call_stub): Delete.
408 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
409 (mips_use_ins_ext_p): Give the second and third arguments type
410 "HOST_WIDE_INT" rather than "rtx".
411 * config/mips/mips.h: Update after the above changes. Tweak comments
413 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
414 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
415 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
416 element type from "char" to "bool".
417 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
418 (mips_cpu_info_table): Delete.
419 * config/mips/mips.md: Update after the above changes. Tweak some
421 * config/mips/mips-ps-3d.md: Likewise.
422 * config/mips/mips.c: Tweak comments and formatting.
423 Use NULL-like macros rather than 0 in various places.
424 (mips_section_threshold): Rename to...
425 (mips_small_data_threshold): ...this and give it an unsigned type.
426 (num_source_filenames): Remove explicit initialization.
427 (sdb_label_count): Likewise.
428 (sym_lineno): Delete.
429 (set_noat): Make static.
430 (mips_branch_likely): Likewise, and give it type "bool".
431 (mips_isa_info): Rename to...
432 (mips_isa_option_info): ...this.
433 (mips_flag_delayed_branch): Rename to...
434 (mips_base_delayed_branch): ...this.
435 (mips_split_addresses): Delete.
436 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
437 element type from "char" to "bool".
438 (mips_regno_to_class): Add an explicit array size.
439 (mips16_flipper): Change from type "int" to type "bool".
440 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
441 (mips_tls_operand_p): Rename to...
442 (mips_tls_symbol_p): ...this.
443 (mips_global_symbol_p): Remove redundant "const".
444 (mips_offset_within_alignment_p): Simplify.
445 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
446 to STRICT_P and give it type bool.
447 (mips_valid_base_register_p): Likewise.
448 (mips_classify_address): Likewise.
449 (mips_legitimate_address_p): Likewise.
450 (mips16_unextended_reference_p): Take the offset as an
451 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
452 (mips_const_insns): Use IN_RANGE.
453 (mips_force_temporary): Remove an unnecessary copy_rtx.
454 (mips16_gp_pseudo_reg): Simplify.
455 (mips_split_symbol): Remove an unnecessary copy_rtx.
456 (mips_legitimize_tls_address): Only create registers if we need them.
457 (mips_legitimize_address): Use mips_split_plus.
458 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
459 variable COST to NUM_OPS.
460 (mips_legitimize_move): Use gen_lowpart.
461 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
462 (m16_check_op): Use IN_RANGE.
463 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
464 (mips_split_doubleword_move): Pass booleans to mips_subword.
465 (mips_output_move): Store the mode in a local variable.
466 Explicitly assert that this function does not deal with
467 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
468 cases more consistent.
469 (mips_relational_operand_ok_p): Rename to...
470 (mips_int_order_operand_ok_p): ...this.
471 (mips_canonicalize_comparison): Rename to...
472 (mips_canonicalize_int_order_test): ...this.
473 (mips_emit_int_relational): Rename to...
474 (mips_emit_int_order_test): ...this. Store the mode in a local
476 (mips_reverse_fp_cond_p): Rename to...
477 (mips_reversed_fp_cond): ...this.
478 (mips_emit_compare): Make the order of the statements more consistent.
479 (mips_emit_scc): Rename to...
480 (mips_expand_scc): ...this.
481 (gen_conditional_branch): Rename to...
482 (mips_expand_conditional_branch): ...this.
483 (gen_conditional_move): Rename to...
484 (mips_expand_conditional_move): ...this. Build the condition
485 separately from the main pattern.
486 (mips_gen_conditional_trap): Rename to...
487 (mips_expand_conditional_trap): ...this and take an rtx code instead
488 of an operands array. Simplify.
489 (init_cumulative_args): Rename to...
490 (mips_init_cumulative_args): ...this. Use memset rather than a
491 copy from a zeroed static. Use prototype_p and stdarg_p.
492 (mips_arg_info): Rename to...
493 (mips_get_arg_info): ...this and put the INFO argument first.
494 (function_arg): Rename to...
495 (mips_function_arg): ...this and use "rtx" instead of
496 "struct rtx_def *". Only split structures into chunks if
497 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
498 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
499 comparison with REAL_TYPE. Rename local variable REG to REGNO
500 and make it unsigned.
501 (function_arg_advance): Rename to...
502 (mips_function_arg_advance): ...this.
503 (function_arg_boundary): Rename to...
504 (mips_function_arg_boundary): ...this.
505 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
507 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
508 comparison with REAL_TYPE.
509 (mips_function_value): Remove the FUNC argument. Rename local
510 variable UNSIGNEDP to UNSIGNED_P.
511 (mips_return_in_memory): Use IN_RANGE.
512 (mips_setup_incoming_varargs): Pass a boolean rather than an int
513 to FUNCTION_ARG_ADVANCE.
514 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
515 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
516 SIZE and RSIZE if needed.
517 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
519 (build_mips16_function_stub): Rename to...
520 (mips16_build_function_stub): ...this.
521 (build_mips16_call_stub): Rename to...
522 (mips16_build_call_stub): ...this. Make static, and return a
523 "bool" rather than an "int". Rename the ARG_SIZE argument to
524 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
525 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
526 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
528 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
529 are not sibling ones.
530 (mips_emit_fcc_reload): Rename to...
531 (mips_expand_fcc_reload): ...this.
532 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
534 (mips_expand_unaligned_load): Rename to...
535 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
536 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
538 (mips_expand_unaligned_store): Rename to...
539 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
540 and BITPOS arguments type "HOST_WIDE_INT".
541 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
542 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
544 (mips_init_split_addresses): Replace with...
545 (mips_split_addresses_p): ...this new function.
546 (mips_init_relocs): Check mips_split_addresses_p () rather than
547 mips_split_addresses. Always initialize mips_split_p with booleans.
548 (print_operand_reloc): Rename to...
549 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
551 (print_operand): Rename to...
552 (mips_print_operand): ...this.
553 (print_operand_address): Rename to...
554 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
555 (mips_in_small_data_p): Simplify.
556 (mips_output_ascii): Remove the PREFIX argument and "register"
557 keywords. Use the STRING parameter directly and cast to
559 (mips16e_collect_argument_save_p): Use IN_RANGE.
560 (mips_function_has_gp_insn): Simplify.
561 (mips_set_return_address): Use BITSET_P.
562 (mips_restore_gp): Use a separate statement to pick the base
564 (mips_output_function_prologue): Use a local FRAME variable.
565 (mips_save_reg): Pass booleans to mips_subword.
566 (mips_expand_prologue): Use a local FRAME variable. Use
567 cprestore_size to detect when .cprestore is needed.
568 (mips_restore_reg): Use GP_REG_FIRST.
569 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
570 rather than "int". Use local FRAME and REGNO variables.
571 (mips_can_use_return_insn): Return a "bool" rather than an "int".
572 (mips_secondary_reload_class): Give the IN_P argument type "bool"
574 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
575 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
576 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
577 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
578 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
579 (builtin_description): Rename to...
580 (mips_builtin_description): ...this.
581 (mips_bdesc): Rename to...
582 (mips_ps_bdesc): ...this.
583 (sb1_bdesc): Rename to...
584 (mips_sb1_bdesc): ...this.
585 (dsp_bdesc): Rename to...
586 (mips_dsp_bdesc): ...this.
587 (dsp_32only_bdesc): Rename to...
588 (mips_dsp_32only_bdesc): ...this.
589 (bdesc_map): Rename to...
590 (mips_bdesc_map): ...this.
591 (bdesc_arrays): Rename to...
592 (mips_bdesc_arrays): ...this.
593 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
595 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
596 Rename local variables I and J to OPNO and ARGNO respectively.
597 Assert that the number of arguments is no more than the number of
599 (mips_expand_builtin_compare): Use an array of arguments rather
600 than an array of operands. Assert that the number of operands is
602 (add_constant): Rename to...
603 (mips16_add_constant): ...this. Use XNEW.
604 (dump_constants_1): Rename to...
605 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
606 (dump_constants): Rename to...
607 (mips16_emit_constants): ...this.
608 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
609 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
610 Assign mips16_p to was_mips16_p.
611 (mips_parse_cpu): Tweak warning message.
612 (override_options): Rename to...
613 (mips_override_options): ...this. Move the mips_cost initialization
614 out of the "shared with GAS" block. Quote option names in error
616 (mips_conditional_register_usage): Make local variable REGNO unsigned.
617 (mips_order_regs_for_local_alloc): Remove register keyword.
619 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
621 * system.h (IN_RANGE): Cast each argument individually.
623 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
625 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
626 MIPS16 code unless using o32 or o64.
628 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
630 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
631 for modes smaller than 4 bytes.
632 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
635 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
637 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
638 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
639 (ASM_OUTPUT_ALIGNED_BSS): Delete.
640 * config/mips/mips.c (mips_output_aligned_bss): Delete.
642 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
644 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
645 sibling calls to "mips16" functions if the function satisfies
646 const_call_insn_operand.
648 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
650 * config/mips/mips.c (mips_va_start): Fix types in calls
653 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
655 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
658 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
660 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
661 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
662 instead of checking mips_isa.
664 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
666 * doc/invoke.texi (-mpaired-single): Don't say that the option
667 requires 64-bit code.
668 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
669 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
670 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
671 V2SF if ISA_MIPS32R2.
672 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
673 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
674 to ISA_HAS_NMADD_NMSUB.
675 (mips_split_doubleword_move): Handle V2SF.
676 (mips_modes_tieable_p): New function.
677 (override_options): Report a warning rather than an error when
678 -mpaired-single is used on ISAs that don't support it; use
679 ISA_HAS_PAIRED_SINGLE to check that case.
680 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
681 and DF move splitters with a single MOVE64 splitter, thereby adding
683 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
684 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
685 (HALFMODE): Add V2SF.
686 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
687 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
688 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
689 (movv2sf_hardfloat_32bit): New pattern.
690 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
691 TARGET_DOUBLE_FLOAT conditions.
693 2007-10-20 Jakub Jelinek <jakub@redhat.com>
695 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
696 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
697 64-bit register in 64-bit libgcc.
699 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
701 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
702 * config/avr/avr.h (LINK_SPEC): Likewise.
703 (CRT_BINUTILS_SPECS): Likewsie.
704 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
706 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
708 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
709 and -Wfatal-errors together.
711 2007-10-20 Alan Modra <amodra@bigpond.net.au>
714 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
715 change for vrsave, ie restore after frame pop.
717 2007-10-19 David S. Miller <davem@davemloft.net>
719 * config/sparc/niagara2.md: Fix copyright notice.
721 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
723 PR tree-optimization/23820
724 PR tree-optimization/24309
725 PR tree-optimization/33766
726 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
727 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
728 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
729 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
730 * tree-loop-linear.c (perfect_loop_nest_depth): New.
731 (linear_transform_loops): Use perfect_loop_nest_depth.
732 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
733 should have a single condition: their exit.
735 2007-10-19 Richard Guenther <rguenther@suse.de>
739 * stor-layout.c (layout_type): Assert that aggregates do not
740 have their alias sets set.
741 * alias.c (get_alias_set): Return alias set zero for incomplete
742 types, return the alias set of the element for incomplete array
743 types, but do not remember these.
745 2007-10-19 Richard Guenther <rguenther@suse.de>
748 2007-10-19 Richard Guenther <rguenther@suse.de>
751 * tree.c (build_array_type): Do not re-layout unbound array
754 2007-10-19 Richard Guenther <rguenther@suse.de>
757 * tree.c (build_array_type): Do not re-layout unbound array
760 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
762 * config/mips/mips.c (mips_canonicalize_comparison): Check
763 mips_relational_operand_ok_p before trying to rewrite the test.
764 Only calculate PLUS_ONE if needed.
765 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
768 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
770 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
773 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
775 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
776 the call uses the incoming value of $2.
778 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
780 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
781 rather then gen_rtx_MEM.
782 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
784 (mips_set_return_address): Likewise.
785 (mips_restore_gp): Likewise.
787 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
789 * config/mips/mips.c (gpr_mode): Delete.
790 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
792 (mips_for_each_saved_reg): Likewise.
793 (mips_expand_prologue, mips_expand_epilogue): Likewise.
794 (override_options): Don't initialize gpr_mode.
795 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
797 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
799 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
801 (mips_class_max_nregs): Calculate the smallest consituent register
802 size and use that to determine an upper bound on the number of
805 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
807 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
809 (mips_expand_epilogue): ...here.
810 (mips_mdebug_abi_name): New function, split out from...
811 (mips_file_start): ...here.
812 (mips_hard_regno_mode_ok_p): New function, split out from...
813 (override_options): ...here.
814 (mips_expand_builtin_1): New function, split out from...
815 (mips_expand_buitin): ...here. Abort if we don't recognize
818 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
820 * config/mips/mips.c (build_mips16_function_stub): Load the
821 target address into $1 before transfering the arguments.
822 Don't use ".set noreorder".
823 (build_mips16_call_stub): Likewise.
825 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
827 * config/mips/mips.c (mips_output_32bit_xfer): New function.
828 (mips_output_64bit_xfer): Likewise.
829 (mips16_fp_args): Rename to...
830 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
831 with a DIRECTION argument. Use mips_output_32bit_xfer and
832 mips_output_64bit_xfer.
833 (build_mips16_function_stub): Update accordingly.
834 (mips16_fpret_double): Delete.
835 (build_mips16_call_stub): Update after above changes.
836 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
837 of mips16_fpret_double. Use GP_REG_RETURN.
839 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
841 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
842 use asm_out_file instead.
843 (build_mips16_function_stub): Likewise.
844 (build_mips16_call_stub, mips_output_function_prologue): Update
847 2007-10-18 David S. Miller <davem@davemloft.net>
849 Add Niagara-2 support.
850 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
851 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
852 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
853 (include): Add inclusion of niagara2.md
854 * config/sparc/sparc.c (niagara2_costs): New.
855 (sparc_override_options): Add niagara2 entry to cpu_default[]
856 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
857 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
858 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
859 (sparc_initialize_trampoline): Handle niagara2 like niagara.
860 (sparc64_initialize_trampoline): Likewise.
861 (sparc_use_sched_lookahead): Likewise.
862 (sparc_issue_rate): Likewise.
863 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
865 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
866 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
868 (PROCESSOR_NIAGARA2): New.
869 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
870 (BRANCH_COST): Likewise.
871 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
872 * config/sparc/sol2.h: Likewise.
873 * config/sparc/niagara2.md: New file.
875 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
877 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
879 (mips_compute_frame_info): Remove associated code.
880 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
882 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
884 * config/mips/mips-protos.h (compute_frame_size): Delete.
885 * config/mips/mips.h: Update comments.
886 * config/mips/mips.c (mips_frame_info): Remove initialized.
887 (compute_frame_size): Rename to...
888 (mips_compute_frame_info): ...this and make static. Remove the
889 SIZE argument and return no value. Remove the setting of initialized.
890 Update rest of file accordingly.
891 (mips_set_return_address): Don't call compute_frame_size.
892 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
893 Don't call compute_frame_size.
895 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
897 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
898 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
899 mips_hard_frame_pointer_required.
900 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
902 * config/mips/mips.c (mips_frame_pointer_required): New function.
904 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
906 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
907 and hard_frame_pointer_offset.
908 (mips_debugger_offset): Use hard_frame_pointer_offset.
909 (mips16e_collect_argument_save_p): Likewise.
910 (compute_frame_size): Initialize arg_pointer_offset and
911 hard_frame_pointer_offset.
912 (mips_initial_elimination_offset): Use them.
913 (mips_output_function_prologue): Use hard_frame_pointer_offset.
914 (mips_expand_prologue, mips_expand_epilogue): Likewise.
916 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
918 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
920 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
921 "unsigned int" rather than "int" and put them with the other
922 register-related fields. Put expanded comments above fields
923 rather than to their right.
924 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
925 with a NUM_REGS_PTR argument.
926 (mips16e_save_restore_pattern_p): Update accordingly.
927 (compute_frame_size): Clarify frame diagram. Rewrite.
929 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
931 * config/mips/mips-ftypes.def: New file.
932 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
933 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
934 (mips_function_type): Redefine using mips-ftypes.def.
935 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
936 (mips_builtin_vector_type): New function.
937 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
938 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
939 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
940 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
942 (mips_build_function_type): New function.
943 (mips_init_builtins): Use it to create types lazily.
945 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
947 * config/mips/mips.h (set_volatile): Delete.
948 * config/mips/mips.c (set_volatile): Delete.
949 (mips_print_operand_punctuation): New function, split out from
950 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
951 Use the same character ordering in the code and the comments.
952 Use a recursive call to handle '*'. Abort on unknown characters.
953 (mips_init_print_operand_punct): New function, split out from
955 (mips_print_int_branch_condition): New function, split out from
956 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
957 to report unexpected codes.
958 (mips_print_float_branch_condition): New function, split out from
959 print_operand. Use output_operand_lossage to report unexpected codes.
960 (print_operand): Rework to use a case statement. Use the
961 same letter ordering in the code and the comments. Use
962 output_operand_lossage to report unexpected codes and
963 reverse_condition to handle inverted branch conditions.
964 (override_options): Use mips_init_print_operand_punct.
966 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
968 * config/mips/mips.h: Move variable declarations to end of file and
969 enclose them all in #ifndef USED_FOR_TARGET.
970 * config/mips/mips.c: Reorder functions into more logical groups,
971 and so that callees appear before callers. Put the targetm
972 initializer at the end of the file. Remove forward static
973 declarations where possible.
974 (mips_init_builtins): Add "static" to definition.
975 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
977 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
979 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
980 (TARGET_MAX_ANCHOR_OFFSET): Delete.
981 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
982 (mips_set_mips16_mode): Initialize min_anchor_offset and
983 max_anchor_offset directly to constants.
985 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
987 * config/mips/mips.c: Delete trailing whitespace.
989 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
991 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
992 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
994 * config/mips/mips.md (load_call<mode>): Don't make the unspec
995 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
997 2007-10-18 David Daney <ddaney@avtrex.com>
999 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1000 reg_offset variable to calculate register locations.
1002 2007-10-18 Richard Guenther <rguenther@suse.de>
1004 * tree-ssa.c (uid_ssaname_map_eq): New function.
1005 (uid_ssaname_map_has): Likewise.
1006 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1007 * tree-flow.h (struct gimple_df): Make default_defs a
1009 * tree-dfa.c (gimple_default_def): Deal with it.
1010 (set_default_def): Likewise.
1012 2007-10-18 Richard Guenther <rguenther@suse.de>
1014 * tree-flow.h (struct gimple_df): Make referenced_vars
1016 (uid_decl_map_eq): Declare.
1017 (uid_decl_map_hash): Likewise.
1018 * tree-ssa.c (uid_decl_map_eq): New function.
1019 (uid_decl_map_hash): Likewise.
1020 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1021 * tree-flow-inline.h (first_referenced_var): Deal with
1022 the referenced_vars representation change.
1023 (next_referenced_var): Likewise.
1024 * tree-dfa.c (referenced_var_lookup): Likewise.
1025 (referenced_var_check_and_insert): Likewise.
1026 (remove_referenced_var): Likewise.
1028 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1030 * config/mips/mips.c (mips_dwarf_register_span): New.
1031 (TARGET_DWARF_REGISTER_SPAN): Define.
1033 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1035 * config.gcc : update score-*-elf(extra_objs).
1036 * config/score/mac.md : Remove.
1037 * config/score/misc.md : Remove.
1038 * config/score/score7.md : Remove.
1039 * config/score/score-mdaux.h : Remove.
1040 * config/score/score-mdaux.c : Remove.
1041 * config/score/score-version.h : Remove.
1042 * config/score/score-generic.md : New.
1043 * config/score/score3.h : New.
1044 * config/score/score3.c : New.
1045 * config/score/score7.h : New.
1046 * config/score/score7.c : New.
1047 * config/score/mul-div.S : add flush_cache score3 support.
1048 * config/score/elf.h : Fix some typos.
1049 * config/score/score.md : merge score3 and score7 pattern.
1050 * config/score/score.c : use to seperate which target it used.
1051 * config/score/score.h : use to seperate the target macro.
1052 * config/score/score.opt : remove -mmac option , add -mscore3,
1053 -mscore3d and -march OPTION support.
1055 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1057 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1058 that the offset of a variable is not greater than the size
1061 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1063 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1064 atmega88p, atmega168p and atmega328p devices.
1065 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1066 (CRT_BINUTILS_SPECS): (Ditto.).
1067 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1069 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1071 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1073 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1074 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1075 (print_insn): Move declaration to ...
1076 * rtl.h (print_insn): ... here.
1078 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1080 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1081 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1082 m68k_sched_branch_type): Move declarations to ...
1083 * config/m68/m68k-protos.h: ... here.
1085 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1087 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1089 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1091 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1092 * config/avr/avr.h (LINK_SPEC): Likewise.
1093 (CRT_BINUTILS_SPECS): Likewsie.
1094 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1096 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1098 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1099 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1100 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1102 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1105 * reg-stack.c (move_for_stack_reg): Swap input argument of
1106 UNSPEC_TAN insn to the top of the stack.
1108 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1112 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1113 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1114 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1115 immediate shift value.
1116 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1117 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1118 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1119 Remove macros for !__OPTIMIZE__ case.
1121 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1123 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1125 (perform_var_substitution): Only DFS from real nodes. Don't test
1127 (unite_pointer_equivalences): Fix broken test.
1129 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1131 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1132 altivec sp_offset. Rearrange sp_offset assignments to
1133 correspond to stack adjustments. Use frame_reg_rtx for
1134 SPE register restores. Correct SPE stack adjustment.
1136 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1138 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1139 * toplev.c (check_global_declaration_1): Use appropriate warning
1140 option instead of unnamed warning.
1141 * stor-layout.c (layout_decl): Likewise.
1142 * c-typeck.c (build_conditional_expr): Likewise.
1143 (build_compound_expr): Fix wrong comment.
1144 (build_binary_op): Use appropriate warning option instead of
1146 * cfgexpand.c (tree_expand_cfg): Likewise.
1147 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1148 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1149 (execute_warn_function_return): Likewise.
1150 * stmt.c (warn_if_unused_value): Likewise.
1152 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1154 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1155 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1157 (CRT_BINUTILS_SPECS): Likewsie.
1158 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1160 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1163 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1165 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1167 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1168 (fini_dce): Only release them for the fast pass.
1169 (end_ud_dce): Delete.
1170 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1171 Call fini_dce instead of end_ud_dce.
1172 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1173 (run_fast_df_dce): Reset df_in_progress to false on exit.
1175 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1176 Maxim Kuvyrkov <maxim@codesourcery.com>
1178 * target.h (unspec_may_trap_p): New target hook.
1179 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1180 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1182 * targhooks.h (default_unspec_may_trap_p): Declare it.
1183 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1184 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1185 * rtl.h (may_trap_p_1): Declare.
1187 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1188 override default hook implementation.
1189 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1192 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1194 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1195 options enabled by Wextra and mention Wuninitialized.
1197 2007-10-15 Nigel Stephens <nigel@mips.com>
1199 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1201 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1203 PR tree-optimization/33136
1204 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1206 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1208 PR tree-optimization/33735
1209 PR tree-optimization/33572
1210 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1211 2007-10-09's change.
1212 * except.c (duplicate_eh_regions): Don't look for prev_try
1213 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1215 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1218 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1219 __builtin_va_arg_pack-containing call stmt.
1221 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1223 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1226 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1228 PR tree-optimization/33619
1229 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1232 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1234 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1236 2007-10-15 Richard Guenther <rguenther@suse.de>
1238 * fold-const.c (extract_array_ref): Remove.
1239 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1240 generic address expression comparison folding. Remove
1241 the folding that used extract_array_ref.
1243 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1246 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1247 speculation type of insn can be changed before trying to do that.
1249 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1251 * dse.c (struct insn_info): Add 'frame_read' field.
1252 (scan_insn): For the call to a const function, set frame_read if
1253 reload has been run.
1254 If the insn reads the frame, kill the frame related stores.
1255 (scan_reads_nospill): Likewise.
1257 2007-10-14 Jason Merrill <jason@redhat.com>
1259 * tree-eh.c (optimize_double_finally): Don't assume that the
1260 cleanup we're duplicating is only one statement.
1262 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1264 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1265 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1266 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1267 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1268 tree-vect-transform.c: Fix comment typos.
1269 * doc/extend.texi: Fix a typo.
1271 * c-common.h: Remove the prototype for c_expand_body.
1272 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1273 * tree.h: Remove the prototype for fold_build_call_expr.
1275 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1277 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1279 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1281 * config/rs6000/aix53.h: New file.
1282 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1283 (TARGET_ALTIVEC_ABI): Same.
1284 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1285 (TARGET_ALTIVEC_ABI): Delete.
1286 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1287 stanza defaulting to aix5.3.
1289 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1291 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1292 (strmov): Use defined constants.
1293 (cmpstrnsi): Likewise.
1294 * config/i386/i386.c (decide_alg): Use defined constants.
1295 (ix86_expand_strlen): Likewise.
1297 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1299 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1300 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1301 (mode_for_reg_attrs, var_lowpart): New functions.
1302 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1303 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1304 or copy is known, set LOC to the SET that performs the set, instead
1306 (find_src_status, find_src_set_src): Remove LOC parameter.
1307 Replace INSN with the source value.
1308 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1309 handling MO_SET and MO_COPY. Update the calls to find_src_status
1310 and find_src_set_src.
1312 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1315 * config/i386/i386.md (strmov): Check for esi and edi usage.
1316 * config/i386/i386.c (decide_alg): Check whether we can use a
1317 rep prefix and adjust algorithm choice accordingly.
1318 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1320 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1322 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1324 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1326 * global.c (build_insn_chain): Formatting fixes.
1328 2007-10-12 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1331 combining both operands require either both have single uses
1332 or combining to a constant.
1334 2007-10-12 Richard Guenther <rguenther@suse.de>
1337 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1338 a rhs with side-effects or which is a load.
1339 (forward_propagate_into_cond): Also try combining both operands.
1341 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1343 PR tree-optimization/33742
1344 * tree-vect-transform.c (vectorizable_operation): Return false
1345 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1346 (vectorizable_call): Same for rhs_type and lhs_type.
1348 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1350 PR tree-optimization/33645
1351 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1352 pass it to walk_tree.
1353 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1354 When calling set_is_used on a VAR_DECL, if data is not NULL and
1355 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1356 DECL_INITIAL after clearing the bit in bitmap.
1357 (remove_unused_locals): Adjust mark_all_vars_used callers.
1358 Instead of removing unused global vars from unexpanded_var_list
1359 immediately record them in bitmap, call mark_all_vars_used on
1360 all used global vars from unexpanded_var_list and only purge
1361 global vars that weren't found used even during that step.
1363 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1365 * gthr-posix.h (__gthread_active_init): Create detached instead of
1366 joinable thread when testing whether threads are active on hppa-hpux.
1367 * gthr-posix95.h (__gthread_active_init): Likewise.
1369 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1372 * global.c (build_insn_chain): Include insn that occur between
1375 2007-10-11 Tom Tromey <tromey@redhat.com>
1377 * gengtype-yacc.y: Delete.
1379 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1381 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1382 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1383 function_value_32, function_value_64, function_value_ms_64,
1384 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1385 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1388 2007-10-11 Richard Guenther <rguenther@suse.de>
1390 * gcse.c (hash_scan_set): If the next nonnote insn is in
1391 a different basic block insert the set.
1393 2007-10-11 Richard Guenther <rguenther@suse.de>
1396 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1397 (verify_gimple_expr): Use it to verify pointer-to types for
1400 2007-10-11 Richard Guenther <rguenther@suse.de>
1403 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1404 the array element type.
1406 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1408 PR rtl-optimization/33638
1409 * dse.c (struct insn_info): Remove 'stack_read' field,
1410 add 'stack_pointer_based' field.
1411 (record_store): For a store with non-constant base, record
1412 whether it is stack pointer based.
1413 (scan_insn): For the call to a const function, remove stack
1414 pointer based stores from the list of local active stores.
1415 (scan_reads_nospill): Delete code dealing with const functions.
1417 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1419 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1421 (conflict_p, set_conflict, set_conflicts): Likewise.
1422 * global.c (global_alloc): Likewise.
1423 * ra.h: Update prototypes.
1425 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1427 * opth-gen.awk: Fixed generation of comment stating the origin
1430 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1433 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1434 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1435 and '%}', respectively.
1438 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1439 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1440 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1442 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1446 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1447 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1448 syntax for ASSEMBLER_DIALECT.
1449 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1451 2007-10-10 Revital Eres <eres@il.ibm.com>
1453 * modulo-sched.c (check_nodes_order): Dump the final order of
1455 (get_sched_window): Add dump info.
1456 (calculate_order_params): Dump order params of the nodes.
1458 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1461 * ra-conflict.c (record_one_conflict_between_regnos,
1462 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1463 (global_conflicts): Enhanced incorrect check.
1465 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1467 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1468 if flag_exceptions is not set.
1469 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1470 assemble_name rather than incorrectly emulating it.
1472 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1473 friends are removed from G++.
1475 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1477 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1478 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1479 enabling them is redundant. Don't check two times for
1482 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1484 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1486 (set_conflicts_for_earlyclobber): Likewise.
1487 (global_conflicts): Likewise.
1489 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1491 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1492 and '%}', respectively.
1494 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1496 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1497 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1499 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1502 2007-10-09 Richard Guenther <rguenther@suse.de>
1505 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1506 of referenced structure and component.
1508 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1511 * ra-conflict.c (record_one_conflict_between_regnos,
1512 set_conflicts_for_earlyclobber, global_conflicts): Improved
1514 (global_conflicts): Removed incorrect check.
1516 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1518 PR tree-optimization/33615
1519 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1520 if the statement might throw. Fix formatting.
1522 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1524 PR tree-optimization/33615
1525 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1526 if the rhs might throw.
1528 2007-10-09 Jan Hubicka <jh@suse.cz>
1530 * invoke.texi (align-threshold, align-loop-iterations): Document.
1531 * final.c: Include cfgloop.h, params.h
1532 (compute_alignments): Dump decisions and compare them with loop
1533 structure; honor given parameters.
1534 (pass_compute_alignments): New dump file.
1535 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1536 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1538 2007-10-09 James E. Wilson <wilson@specifix.com>
1540 PR tree-optimization/33655
1542 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1543 convert it to bitsizetype before size_binop call.
1545 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1547 PR tree-optimization/33572
1548 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1549 the absence of a corresponding edge from the exit block.
1551 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1554 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1556 (sra_build_assignment): Likewise. Set up mask depending on
1557 precision, not type.
1558 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1559 computing bit masks.
1560 (sra_build_elt_assignment): Don't view-convert from signed to
1562 (sra_explode_bitfield_assignment): Use bit-field type if
1563 possible. Use BYTES_BIG_ENDIAN.
1565 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1568 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1569 the original stmt can throw.
1570 (sra_build_bf_assignment): Fix type mismatch when applying negated
1573 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1575 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1576 '#pragma mark' to be executed at preprocessing time.
1578 2007-10-08 Ollie Wild <aaw@google.com>
1580 * varasm.c (compare_constant): Removed call to
1581 lang_hooks.expand_constant.
1582 (copy_constants): Removed call to lang_hooks.expand_constant.
1583 (compute_reloc_for_constant): Removed call to
1584 lang_hooks.expand_constant.
1585 (output_addressed_constants): Removed call to
1586 lang_hooks.expand_constant.
1587 (constructor_static_from_elts_p): Removed call to
1588 lang_hooks.expand_constant.
1589 (output_constant): Removed calls to lang_hooks.expand_constant.
1590 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1591 * langhooks-def.h (lhd_return_tree): Removed.
1592 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1593 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1594 * langhooks.c (lhd_return_tree): Removed.
1596 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1598 * combine.c (setup_incoming_promotions): Ensure that
1599 arguments that have not undergone mode promotions do not
1600 incorrectly get marked as being sign- or zero-extended.
1602 2007-10-08 Richard Guenther <rguenther@suse.de>
1607 * fold-const.c (fold_binary): Use correct types in folding
1608 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1609 and building of RROTATE_EXPR.
1611 2007-10-08 Richard Guenther <rguenther@suse.de>
1616 * fold-const.c (fold_binary): Use the correct types when
1617 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1618 (fold_binary): Use the correct types when folding
1619 (-A) - B to (-B) - A.
1620 (fold_unary): Use the correct types when folding ~(X).
1622 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1624 * doc/invoke.texi (Wall): fix formatting issues.
1626 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1628 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1629 truncated shift counts.
1631 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1633 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1634 syntax for ASSEMBLER_DIALECT.
1635 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1637 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1638 Nathan Froyd <froydnj@codesourcery.com>
1640 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1641 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1643 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1646 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1648 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1649 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1650 the function, temporarily point the debug interface to the null one.
1652 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1654 PR tree-optimization/33655
1656 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1659 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1661 PR tree-optimization/33572
1662 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1663 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1664 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1666 (copy_edges_for_bb): Handle nonlocal label edges.
1667 (make_nonlocal_label_edges): Deleted.
1668 (optimize_inline_calls): Don't call it.
1670 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1672 * gthr-single.h: Revert last change.
1674 2007-10-05 Michael Matz <matz@suse.de>
1677 * lower-subreg.c (decompose_multiword_subregs): Use
1678 validate_unshare_change().
1680 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1682 * ra-conflict.c: Include "sparseset.h".
1683 (conflicts): Change to HOST_WIDEST_FAST_INT.
1684 (allocnos_live): Redefine variable as a sparseset.
1685 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
1687 (allocno_row_words): Removed global variable.
1688 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1689 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1690 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1691 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1693 (record_one_conflict): Update uses of allocnos_live to use
1694 the sparseset routines. Use set_conflicts_p.
1695 (mark_reg_store): Likewise.
1696 (set_reg_in_live): Likewise.
1697 (global_conflicts): Update uses of allocnos_live.
1698 Use the new adjacency list to visit an allocno's neighbors
1699 rather than iterating over all possible allocnos.
1700 Call set_conflicts_p to setup conflicts rather than adding
1702 * global.c: Comments updated.
1703 (CONFLICTP): Delete define.
1704 (regno_compare): New function. Add prototype.
1705 (global_alloc): Sort the allocno to regno mapping according to
1706 which basic blocks the regnos are referenced in. Modify the
1707 conflict bit matrix to a compressed triangular bitmatrix.
1708 Only allocate the conflict bit matrix and adjacency lists if
1709 we are actually going to allocate something.
1710 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1711 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1712 allocno's neighbors rather than iterating over all possible allocnos.
1713 (mirror_conflicts): Removed function.
1714 (dump_conflicts): Iterate over regnos rather than allocnos so
1715 that all dump output will be sorted by regno number.
1716 Use the FOR_EACH_CONFLICT macro.
1717 * ra.h: Comments updated.
1718 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1719 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
1721 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1722 (adjacency_list_d, adjacency_iterator_d): New types.
1723 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1724 adjacency_iter_next, regno_basic_block): New static inline functions.
1725 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1726 (conflict_p): Add function prototype.
1727 * sparseset.h, sparseset.c: New files.
1728 * Makefile.in (OBJS-common): Add sparseset.o.
1729 (sparseset.o): New rule.
1731 2007-10-05 Richard Guenther <rguenther@suse.de>
1734 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1737 2007-10-05 Michael Matz <matz@suse.de>
1740 * function.c (match_asm_constraints_1): Check for input
1741 being used in the outputs.
1743 2007-10-05 Richard Guenther <rguenther@suse.de>
1745 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1747 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1750 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1751 subset checks. Make the cost of FPR -> FPR moves depend on
1752 mips_mode_ok_for_mov_fmt_p.
1754 2007-10-04 Doug Kwan <dougkwan@google.com>
1756 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1757 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1758 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1759 support of conditional variables.
1760 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1761 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1762 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1763 support of conditional variables.
1764 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1765 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1766 conditional variables.
1767 * gthr.h: Update comments to document new interface.
1769 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1771 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1774 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1776 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1778 2007-10-04 Richard Guenther <rguenther@suse.de>
1781 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1782 does not need to be of INTEGER_TYPE.
1783 (verify_gimple_2): New function split out from ...
1784 (verify_gimple_1): ... here. ICE if there was an error during
1787 2007-10-04 Michael Matz <matz@suse.de>
1789 PR rtl-optimization/33653
1790 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1791 * dse.c (scan_insn): Same.
1793 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1795 * config.gcc: Remove USE_GAS for m68k targets.
1797 2007-10-04 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/33627
1800 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1801 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1803 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1804 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1806 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1808 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1809 commands_in_epilogues): Remove variables.
1810 (avr_file_start): Remove unneded initializations of commands_in_file,
1811 commands_in_prologues and commands_in_epilogues variables.
1812 (avr_file_end): Remove dead code.
1814 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1816 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1817 MOTOROLA is to true.
1819 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1822 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1823 (mips_split_doubleword_move): ...this.
1824 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1825 use natural endianness for multi-format FPR values.
1826 (mips_split_64bit_move): Rename to...
1827 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1828 Use move_doubleword_fpr* patterns for moves involving FPRs.
1829 (mips_save_reg): Update the call to mips_split_64bit_move.
1830 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1831 nonzero constant into an FPR if the constant can be forced to memory.
1832 * config/mips/mips.md: Update the splitter calls to
1833 mips_split_64bit_move.
1834 (UNSPEC_LOAD_DF_LOW): Rename to...
1835 (UNSPEC_LOAD_LOW): ...this.
1836 (UNSPEC_LOAD_DF_HIGH): Rename to...
1837 (UNSPEC_LOAD_HIGH): ...this.
1838 (UNSPEC_STORE_DF_HIGH): Rename to...
1839 (UNSPEC_STORE_WORD): ...this.
1840 (SPLITF): New mode iterator.
1841 (HALFMODE): New mode attribute.
1842 (movtf): New expander.
1843 (*movtf_internal): New define_insn_and_split.
1844 (move_doubleword_fpr<mode>): New expander.
1845 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1847 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1848 (mfhc1<mode>): ...these more general patterns.
1850 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1852 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1854 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1856 * gcse.c (hash_scan_set): Insert set in insn before note at
1857 the end of basic block.
1859 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1861 PR tree-optimization/33576
1862 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1863 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1864 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1865 (remove_iv): Declared.
1866 * lambda-code.c (remove_iv): Not static.
1867 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1868 Don't remove ivs there, save ivs in the buffer.
1870 2007-10-03 Jason Merrill <jason@redhat.com>
1873 * tree-eh.c (same_handler_p): New fn.
1874 (optimize_double_finally): New fn.
1875 (refactor_eh_r): New fn.
1876 (refactor_eh): New fn.
1877 (pass_refactor_eh): New pass.
1878 * tree-pass.h: Declare it.
1879 * passes.c (init_optimization_passes): Add it.
1881 2007-10-03 Doug Kwan <dougkwan@google.com>
1882 Richard Guenther <rguenther@suse.de>
1885 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1886 be conservative instead.
1888 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1891 * doc/invoke.texi (-fwhole-program): Document that Fortran
1892 doesn't support this option.
1894 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1897 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1900 2007-10-02 David Daney <ddaney@avtrex.com>
1902 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1903 against constant zero.
1904 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1907 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1909 * ra-conflict.c: New file.
1911 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1912 usage to DF_LIVE usage.
1913 (reload): Remove reference to df_get_live_top.
1914 * rtlanal.c (subreg_nregs_with_regno): New function.
1915 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1916 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1917 (df_has_eh_preds): Removed.
1918 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1919 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1921 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1922 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1923 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1924 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1925 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1926 (global_alloc): Turn off rescanning insns after call to
1927 global_conflicts and added call to set_preferences.
1928 (global_conflicts): Moved to ra-alloc.c.
1929 (set_preferences_1, set_preferences): New function.
1930 (mirror_conflicts): Changed types for various variables.
1931 (mark_elimination): Change DF_RA_LIVE
1932 usage to DF_LIVE usage.
1933 (build_insn_chain): Rewritten from scratch and made local.
1934 (print_insn_chain, print_insn_chains): New functions.
1935 (dump_conflicts): Do not print conflicts for fixed_regs.
1936 (rest_of_handle_global_alloc): Turn off insn rescanning.
1937 * hard-reg-set.h: Fixed comment.
1938 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1939 usage to DF_LIVE usage and delete refs to TOP sets.
1940 (block_alloc): Mark regs as live if they are in the artificial
1941 defs at top of block.
1942 (find_stack_regs): New function.
1943 (rest_of_handle_local_alloc): Changed urec problem to live
1944 problem and do not turn off df rescanning.
1945 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1946 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1947 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1948 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1949 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1950 fields in df_ref_flags. The rest have been renumbered.
1951 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1953 * rtl.h (subreg_nregs_with_regno): New function.
1954 * df-problems.c: (df_get_live_out, df_get_live_in,
1955 df_get_live_top): Removed reference to DF_RA_LIVE.
1956 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1957 df_live_alloc, df_live_reset, df_live_local_finalize,
1958 df_live_free): Make top set only if different from in set.
1959 (df_lr_top_dump, df_live_top_dump): Only print top set if
1960 different from in set.
1961 (df_lr_bb_local_compute): Removed unnecessary check.
1962 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1963 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1964 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1965 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1966 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1967 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1968 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1969 df_urec_add_problem): Removed.
1970 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1972 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1973 * basic_block.h (bb_has_abnormal_pred): New function.
1974 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1975 usage to DF_LIVE usage.
1977 2007-10-02 Revital Eres <eres@il.ibm.com>
1979 * config/rs6000/predicates.md (easy_vector_constant): Return false
1980 for 750CL paired vectors.
1981 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1983 (vec_initv2sf): Add new description.
1984 (vconcatsf): Likewise.
1985 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1986 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1988 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1990 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1991 sinking the last stmt in a BB.
1993 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1996 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1997 (sra_hash_tree): Handle BIT_FIELD_REFs.
1998 (sra_elt_hash): Don't hash bitfld blocks.
1999 (sra_elt_eq): Skip them in parent compares as well. Handle
2001 (build_element_name_1): Handle BIT_FIELD_REFs.
2002 (instantiate_element): Propagate nowarn from parents. Create
2003 BIT_FIELD_REF for variables that are widened by scalarization.
2004 Gimple-zero-initialize all bit-field variables that are not
2005 part of parameters that are going to be scalarized on entry.
2006 (instantiate_missing_elements_1): Return the sra_elt.
2007 (canon_type_for_field): New.
2008 (try_instantiate_multiple_fields): New. Infer widest possible
2009 access mode from decl or member type, but clip it at word
2010 size, and only widen it if a field crosses an alignment
2012 (instantiate_missing_elements): Use them.
2013 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2014 (scalar_bitfield_p): New.
2015 (sra_build_assignment): Optimize assignments from scalarizable
2016 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2019 (sra_build_bf_assignment): New. Optimize assignments to
2020 scalarizable BIT_FIELD_REFs.
2021 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2022 assignments to full variables.
2023 (generate_copy_inout): Use the new macros and functions.
2024 (generate_element_copy): Likewise. Handle bitfld differences.
2025 (generate_element_zero): Don't recurse for blocks. Use
2026 sra_build_elt_assignment.
2027 (generate_one_element_init): Take elt instead of var. Use
2028 sra_build_elt_assignment.
2029 (generate_element_init_1): Adjust.
2030 (bitfield_overlap_info): New struct.
2031 (bitfield_overlaps_p): New.
2032 (sra_explode_bitfield_assignment): New. Adjust widened
2033 variables to account for endianness.
2034 (sra_sync_for_bitfield_assignment): New.
2035 (scalarize_use): Re-expand assignment to/from scalarized
2036 BIT_FIELD_REFs. Explode or sync needed members for
2037 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2038 (scalarize_copy): Use REPLDUP.
2039 (scalarize_ldst): Move assert before dereference. Adjust EH
2041 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2043 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2045 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2046 Rename CR_* constants to CMP_*. Fix spacing.
2048 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2051 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2052 to be processed with the special script doc/install.texi2html.
2054 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2056 * doc/invoke.texi (Wall): List the options enabled by Wall.
2057 (Wstrict-aliasing): Add missing @option.
2059 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2061 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2062 rather than gen_lowpart to change a register from DImode to DFmode.
2063 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2064 both FROM and TO are integer modes that are no bigger than 4 bytes.
2065 (mips_mode_ok_for_mov_fmt_p): New function.
2066 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2067 (mips_secondary_reload_class): Tweak formatting and comments.
2068 Use reg_class_subset_p instead of direct comparisons with
2069 classes. Only allow direct FPR<->FPR moves for modes that
2070 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2071 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2072 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2073 (*movdi_64bit): Likewise.
2074 (*movsi_internal): Likewise.
2075 (*movhi_internal): Likewise.
2076 (*movqi_internal): Likewise.
2078 2007-09-30 Diego Novillo <dnovillo@google.com>
2081 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2084 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2086 PR tree-optimization/33597
2087 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2088 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2090 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2092 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2093 instead of variants of (!reload_in_progress && !reload_completed).
2094 (x86_expand_vector_move): Ditto.
2096 2007-09-28 Ollie Wild <aaw@google.com>
2099 2007-09-27 Ollie Wild <aaw@google.com>
2101 * varasm.c (compare_constant): Removed call to
2102 lang_hooks.expand_constant.
2103 (copy_constants): Removed call to lang_hooks.expand_constant.
2104 (compute_reloc_for_constant): Removed call to
2105 lang_hooks.expand_constant.
2106 (output_addressed_constants): Removed call to
2107 lang_hooks.expand_constant.
2108 (constructor_static_from_elts_p): Removed call to
2109 lang_hooks.expand_constant.
2110 (output_constant): Removed calls to lang_hooks.expand_constant.
2111 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2112 * langhooks-def.h (lhd_return_tree): Removed.
2113 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2114 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2115 * langhooks.c (lhd_return_tree): Removed.
2117 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2120 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2121 argument to gen_selb.
2123 2007-09-28 Chao-ying Fu <fu@mips.com>
2125 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2126 * doc/libgcc.texi (Fixed-point fractional library routines):
2127 Fix typos for neg and cmp functions.
2129 2007-09-28 Michael Matz <matz@suse.de>
2131 PR rtl-optimization/33552
2132 * function.c (match_asm_constraints_1): Check for overlap in
2133 inputs and replace all occurences.
2135 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2137 * config/mips/mips.c (override_options): Fix comment typo.
2139 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2141 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2142 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2143 * config/bfin/t-bfin-linux (crti.o): Don't build.
2145 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2146 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2148 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2150 2007-09-27 Ollie Wild <aaw@google.com>
2152 * varasm.c (compare_constant): Removed call to
2153 lang_hooks.expand_constant.
2154 (copy_constants): Removed call to lang_hooks.expand_constant.
2155 (compute_reloc_for_constant): Removed call to
2156 lang_hooks.expand_constant.
2157 (output_addressed_constants): Removed call to
2158 lang_hooks.expand_constant.
2159 (constructor_static_from_elts_p): Removed call to
2160 lang_hooks.expand_constant.
2161 (output_constant): Removed calls to lang_hooks.expand_constant.
2162 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2163 * langhooks-def.h (lhd_return_tree): Removed.
2164 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2165 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2166 * langhooks.c (lhd_return_tree): Removed.
2168 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2171 * expr.c (emit_group_load_1): Split constant double when destination
2172 length is half source length.
2174 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2176 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2177 (mips_cpu_info): Add tune_flags.
2178 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2179 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2181 (override_options): Remove deprecation code. Use branch-likely
2182 instructions for optimize_size or if the tuning flags do not
2183 suggest otherwise. Tweak warning.
2184 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2186 2007-09-27 Matthias Klose <doko@ubuntu.com>
2188 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2189 multilib osdirname if it exists.
2190 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2192 2007-09-27 Ian Lance Taylor <iant@google.com>
2194 PR tree-optimization/33565
2195 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2196 assignments of comparisons.
2197 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2198 parameter. Change caller. Defer overflow warnings around call to
2200 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2201 TREE_NO_WARNING is set on the statement.
2202 * tree-ssa-forwprop.c
2203 (tree_ssa_forward_propagate_single_use_vars): Don't test
2204 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2205 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2207 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2209 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2210 reduce offset by units of 0x10000 for SPE vector modes or modes
2211 used with E500 double instructions.
2213 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2215 * simplify-rtx.c (comparison_result): New.
2216 (simplify_const_relational_operation): Use it instead of the five
2217 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2218 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2219 optimizations. Extract nonzero_address_p optimizations into a
2220 separate "if" together with optimizations where op1 is const0_rtx.
2221 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2222 floating-point arguments too when appropriate. Hoist test for ABS
2223 outside the final switch statement.
2224 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2225 folded_arg0 if we found a constant equivalent. Remove
2226 transformations done in simplify-rtx.c for "op0 RELOP op0".
2228 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2230 * builtins.c (expand_builtin, expand_builtin_object_size,
2231 expand_builtin_memory_chk, maybe_emit_chk_warning,
2232 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2234 * expr.c (expand_expr_real_1): Likewise.
2235 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2236 (lhd_print_error_function): Add third argument.
2237 * langhooks.h (struct diagnostic_info): Add forward decl.
2238 (struct lang_hooks): Add third argument to print_error_function.
2239 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2240 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2242 (diagnostic_report_current_function): Likewise.
2243 * toplev.c (announce_function): Pass NULL as second argument to
2244 diagnostic_set_last_function.
2245 * diagnostic.c (diagnostic_report_current_function): Add second
2246 argument, pass it as third argument to lang_hooks.print_error_function.
2247 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2248 to diagnostic_report_current_function.
2249 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2250 and message.abstract_origin.
2251 (verbatim): Initialize abstract_origin.
2252 * pretty-print.h (text_info): Add abstract_origin field.
2253 * pretty-print.c (pp_base_format): Handle %K.
2254 * langhooks.c (lhd_print_error_function): Add third argument. If
2255 diagnostic->abstract_origin, print virtual backtrace.
2256 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2257 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2258 (init_dynamic_diag_info): Likewise.
2260 2007-09-26 David Daney <ddaney@avtrex.com>
2263 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2264 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2265 sync_old_nand<mode>, sync_new_nand<mode>,
2266 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2267 Update length attributes.
2268 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2269 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2271 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2272 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2273 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2276 2007-09-26 Richard Guenther <rguenther@suse.de>
2278 PR tree-optimization/33563
2279 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2280 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2282 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2283 get_use_of_stmt_lhs.
2285 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2288 * c-common.c (complete_array_type): Diagnose too-large arrays and
2289 set type to error_mark_node.
2291 2007-09-26 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/30375
2294 PR tree-optimization/33560
2295 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2299 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2301 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2302 (dse_global_data): Add aggregate_vardecl field.
2303 (dse_possible_dead_store_p): New.
2304 Add prev_defvar variable.
2305 Allow immediate uses and previous immediate uses to differ
2306 if they are setting different parts of the whole.
2307 (get_aggregate_vardecl): New.
2308 (dse_record_partial_aggregate_store): New.
2309 (dse_whole_aggregate_clobbered_p): New.
2310 (dse_partial_kill_p): New.
2311 Call dse_maybe_record_aggregate_store().
2312 When checking whether a STMT and its USE_STMT refer to the
2313 same memory address, check also for partial kills that clobber
2315 Move some variable definitions to the block where they are used.
2316 (aggregate_vardecl_hash): New.
2317 (aggregate_vardecl_eq): New.
2318 (aggregate_vardecl_free): New.
2319 (aggregate_whole_store_p): New.
2320 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2321 Mark which aggregate stores we care about.
2323 2007-09-25 DJ Delorie <dj@redhat.com>
2326 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2329 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2332 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2333 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2334 for vector int32 -> int64 conversions. Don't write beyond the end
2335 of the allocated vector for int32 -> int64 conversions.
2337 2007-09-25 Revital Eres <eres@il.ibm.com>
2339 * config/rs6000/paired.h (paired_sel): New.
2340 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2341 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2342 when expanding selv2sf.
2343 * config/rs6000/rs6000.h (rs6000_builtins): Add
2344 PAIRED_BUILTIN_SELV2SF4.
2346 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2349 * c-typeck.c (default_conversion): Call require_complete_type
2350 before perform_integral_promotions.
2351 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2352 (build_c_cast): Call require_complete_type except for casts to
2354 (convert_for_assignment): Call require_complete_type.
2356 2007-09-25 Revital Eres <eres@il.ibm.com>
2358 * config/spu/spu.md: Fix doloop pattern.
2360 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2362 * config/bfin/bfin.c (expand_prologue_reg_save,
2363 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2364 and ASTAT moved here...
2365 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2366 ... from here. New argument ALL; callers changed.
2367 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2368 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2369 have the "saveall" attribute.
2371 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2373 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2375 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2376 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2377 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2379 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2380 with REG_P tests before REGNO access.
2382 2007-09-24 DJ Delorie <dj@redhat.com>
2385 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2387 (movqicc_<code>_<mode>): Likewise.
2388 (movhicc_<code>_<mode>): Likewise.
2390 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2393 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2394 register for reload.
2396 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2399 * config/i386/i386.c (ix86_comp_type_attributes): Check
2402 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2404 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2405 "move.l %a4,%a4" to produce nops.
2406 * config/m68k/m68k.c (override_options): Reset align options,
2407 if neccessary align macro isn't avaible.
2409 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2411 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2413 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2415 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2417 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2418 reload is completed.
2419 (peephole pattern): Convert most of them to RTL peephole pattern.
2421 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2423 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2424 (moved from fp compare patterns).
2425 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2426 Cleanup predicates to relieve reload.
2427 (conditional_trap): Reject conditional trap with fp condition.
2428 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2429 certain constants early.
2431 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2433 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2435 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2437 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2438 Allow --with-tune=cell and --with-cpu=cell.
2440 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2442 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2443 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2445 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2447 (TARGET_BUILTIN_RECIPROCAL): Use it.
2448 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2449 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2450 (rs6000_emit_swrsqrtsf): New.
2451 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2453 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2454 (divsf3): Remove swdiv support.
2457 (rsqrt_internal1): New.
2458 (divdf3): Remove swdiv support.
2461 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2464 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2466 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2467 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2468 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2469 lang_hooks.type.type_hash_eq in addition to generic tests.
2471 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2472 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2474 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2475 reflect the cost per call to a target specific builtin.
2476 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2477 call to a target specific builtin, then use target_builtin_call_cost.
2478 (init_inline_once): Initialize target_builtin_call_cost field.
2480 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2483 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2486 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2488 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2489 * configure: Regenerated.
2491 2007-09-23 Ollie Wild <aaw@google.com>
2493 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2495 (get_pointer_modulus_and_residue): New function.
2497 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2499 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2500 combine an SC return value into a single register.
2502 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2504 * opth-gen.awk (target_flags_explicit): Declare.
2505 * toplev.h (target_flags_explicit): Delete declaration.
2506 * toplev.c (target_flags): Likewise.
2507 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2508 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2509 Never return true for TARGET_MIPS16.
2510 * config/mips/mips.c (mips_llsc): Delete.
2511 (mips_handle_option): Remove -mllsc handling.
2512 (mips_strip_unspec_address): Tweak comment.
2513 * config/mips/mips.opt (mllsc): Use a target mask.
2515 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2517 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2518 word_mode as well as Pmode.
2520 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2522 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2523 parameters from word_mode to the subword type if such a truncation
2526 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2528 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2529 * configure: Regenerated.
2531 2007-09-23 Jan Hubicka <jh@suse.cz>
2533 * params.def (INLINE_CALL_COST): Set to 12.
2534 * invoke.texi (inline-call-cost): Update default value.
2536 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2538 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2540 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2541 Revital Eres <eres@il.ibm.com>
2543 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2544 checks whether the count_reg is found outside the control part.
2546 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2548 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2549 instead of checking CALL_EXPR_FN directly to test for builtins.
2550 If error or warning attributes are present, print
2551 error resp. warning.
2552 * c-common.c (handle_error_attribute): New function.
2553 (c_common_attribute_table): Add error and warning
2555 * doc/extend.texi: Document error and warning attributes.
2557 * tree.h (block_nonartificial_location): New prototype.
2558 * tree.c (block_nonartificial_location): New function.
2559 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2560 if artificial attribute is present on abstract inline decl.
2561 * c-common.c (handle_artificial_attribute): New function.
2562 (c_common_attribute_table): Add artificial attribute.
2563 * final.c (override_filename, override_linenum): New variables.
2564 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2565 and override_linenum if inside of a block inlined from
2566 __attribute__((__artificial__)) function.
2567 (notice_source_line): Honor override_filename and override_linenum.
2568 * doc/extend.texi: Document __attribute__((__artificial__)).
2569 * config/i386/emmintrin.h: Add __artificial__ attribute to
2570 all __always_inline__ functions.
2571 * config/i386/mmintrin.h: Likewise.
2572 * config/i386/tmmintrin.h: Likewise.
2573 * config/i386/mm3dnow.h: Likewise.
2574 * config/i386/pmmintrin.h: Likewise.
2575 * config/i386/ammintrin.h: Likewise.
2576 * config/i386/xmmintrin.h: Likewise.
2577 * config/i386/smmintrin.h: Likewise.
2578 * config/i386/bmmintrin.h: Likewise.
2579 * config/i386/mmintrin-common.h: Likewise.
2582 * expr.c (expand_constructor): New function.
2583 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2584 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2587 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2589 * config/mips/mips.c (dump_constants_1): Generalize to include
2590 fractional and accumulator modes.
2592 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2594 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2595 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2597 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2598 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2600 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2602 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2604 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2605 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2607 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2608 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2609 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2611 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2613 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2614 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2615 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2617 2007-09-22 Jason Merrill <jason@redhat.com>
2620 * attribs.c (lookup_attribute_spec): Split out...
2621 (decl_attributes): From here.
2622 * tree.h: Declare it.
2624 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2626 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2628 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2630 * tree-inline.c (remap_type_1): Correctly chain variants.
2632 2007-09-22 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/33146
2635 * fold-const.c (fold_binary): Use the original tree
2637 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2638 also changes "sign".
2640 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2643 * except.c (finish_eh_generation): Call commit_edge_insertions if
2644 there are insns queued on the entry edge.
2645 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2648 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2650 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2652 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2654 * gcc/config/i386/i386.c: Delete trailing whitespace.
2655 * gcc/config/i386/i386.h: Ditto.
2656 * gcc/config/i386/bmmintrin.h: Ditto.
2657 * gcc/config/i386/sync.md: Ditto.
2658 * gcc/config/i386/ppro.md: Ditto.
2659 * gcc/config/i386/mmx.md: Ditto.
2660 * gcc/config/i386/constraints.md: Ditto.
2661 * gcc/config/i386/sse.md: Ditto.
2662 * gcc/config/i386/athlon.md: Ditto.
2663 * gcc/config/i386/i386.md: Ditto.
2665 2007-09-21 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/33508
2668 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2669 quadratic loop by keeping a bitmap of variables we have
2670 to clobber all subvariables for.
2671 (set_initial_properties): Likewise.
2673 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2675 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2677 2007-09-20 Nigel Stephens <nigel@mips.com>
2678 Chao-ying Fu <fu@mips.com>
2680 * c-decl.c (finish_declspecs): When _Sat is used without
2681 _Fract or _Accum, set the default type to cts_fract.
2682 This avoids a warning of "type defaults to int".
2684 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2686 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2687 bit-fields wider than one bit.
2689 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2692 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2694 * dbxout.c (dbxout_type): Likewise.
2698 * gimplify.c (gimplify_vla_decl): New function.
2699 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2701 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2703 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2705 * doc/invoke.texi (-minterlink-mips16): Document.
2706 * config/mips/mips.opt (minterlink-mips16): New option.
2707 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2710 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2712 * doc/extend.texi (Attribute Syntax): Remove old speculative
2715 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2717 * combine.c: Include cgraph.h.
2718 (setup_incoming_promotions): Rework to allow more aggressive
2719 elimination of sign extensions when all call sites of the
2720 current function are known to lie within the current unit.
2722 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2724 * dse.c (find_shift_sequence): No-op rework of control flow.
2726 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2728 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2729 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2731 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2733 * cfgexpand.c (dump_stack_var_partition): Use the correct
2734 index for the offset.
2736 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2738 * config/mips/sde.h: Switch to GPLv3.
2740 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2742 * tree-sra.c (decide_block_copy): Decide if there are groups.
2744 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2746 * config/m68k/m68k.c (output_move_himode): Remove jump table
2748 config/m68k/m68k.md (lea): Likewise.
2749 * config/m68k/m68k.c (print_operand_address): Use simple pc
2750 relative addressing.
2752 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2754 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2755 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2757 (asm_insn_count): Pass template as second argument to it.
2758 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2759 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2760 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2761 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2762 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2763 (sh_insn_length_adjustment): Pass template as second argument to it.
2764 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2766 * config/bfin/bfin.md (define_asm_attributes): New.
2768 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2770 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2772 * config/bfin/print-sysroot-suffix.sh: New.
2773 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2774 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2775 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2776 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2777 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2778 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2779 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2780 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2781 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2782 (linux-sysroot-suffix.h): New target.
2783 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2784 (mspecld-anomaly): Likewise.
2785 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2786 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2787 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2788 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2789 (bfin_si_revision): Declare.
2790 (bfin_workarounds): Declare.
2791 (WA_SPECULATIVE_LOADS): Define.
2792 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2793 (WA_SPECULATIVE_SYNCS): Define.
2794 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2795 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2796 (LIB_SPEC): Add %s to the linker scripts.
2797 Use proper linker script for bf522, bf525, bf527,
2798 bf538, bf539, bf542, bf544, bf548, and bf549.
2799 * config/bfin/bfin.c (bfin_si_revision): Define.
2800 (bfin_workarounds): Define.
2801 (struct bfin_cpu): New.
2803 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2804 (override_options): Set bfin_workarounds.
2805 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2806 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2807 ENABLE_WA_SPECULATIVE_LOADS.
2808 (bfin_reorg): Likewise.
2809 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2810 macros for bf522, bf525, bf527, bf538, bf539,
2811 bf542, bf544, bf548, and bf549.
2812 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2813 Don't define __ID_SHARED_LIB__ when -msep-data.
2814 (TARGET_DEFAULT): Define as 0.
2815 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2816 * doc/invoke.texi (Blackfin Options): Document silicon
2817 revision part of -mcpu option and it now accepts bf522, bf525,
2818 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2820 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * alias.c (memory_modified_1): Deconstify.
2823 (memory_modified_in_insn_p): Don't use const_note_stores.
2824 * rtl.h (const_note_stores): Delete.
2825 * rtlanal.c (const_note_stores): Likewise.
2827 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2829 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2832 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2836 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2837 (addsi_small_int): Likewise.
2838 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2839 (one_cmplsi2): Likewise.
2841 (enter_func): Expand insn using hard_frame_pointer_rtx and
2844 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2845 hard_frame_pointer_rtx instead of using REGNO() check.
2846 Properly sign extend GEN_INT() argument.
2848 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2850 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2852 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2853 alternatives with just jcc.
2854 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2855 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2856 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2857 dbge_hi, dbge_si): Likewise.
2859 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2861 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2862 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2863 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2864 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2865 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2867 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2869 * config/m68k/m68k-devices.def (51qe): New device.
2870 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2871 to all uses of FL_FOR_isa_c for compatibility.
2872 (all_microarchs): Add cfv1 microarchitecture.
2873 (m68k_handle_option): Handle m51qe option.
2874 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2875 (TUNE_CFV1): New macro.
2876 (enum uarch_type): Add ucfv1.
2877 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2879 2007-09-18 Richard Guenther <rguenther@suse.de>
2881 PR tree-optimization/31863
2882 * tree-ssa-structalias.c (create_variable_info_for): Always
2883 free the fieldstack.
2885 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2887 * opts.c (decode_options): Enable vectorization under -O3.
2889 2007-09-18 Richard Guenther <rguenther@suse.de>
2891 PR tree-optimization/33340
2892 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2893 SSA_NAMEs that occur in abnormal PHI nodes.
2895 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2897 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2898 Don't use const_get_call_expr_in.
2899 * tree-gimple.c (const_get_call_expr_in): Delete.
2900 * tree-gimple.h (const_get_call_expr_in): Likewise.
2902 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2904 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2905 not yet have a basic block.
2906 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2908 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2910 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2911 to both ".section"s.
2913 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2915 * config/mips/mips.c (mips_output_mi_thunk): Use
2916 mips_function_ok_for_sibcall and const_call_insn_operand
2917 to determine if a direct sibcall is allowed. Use
2918 mips_classify_symbol to determine a global pointer is needed.
2920 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2922 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2924 2007-09-17 Chao-ying Fu <fu@mips.com>
2925 Nigel Stephens <nigel@mips.com>
2927 * config/fixed-bit.h: New file.
2928 * config/fixed-bit.c: New file.
2929 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2931 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2933 * c-format.h (format_kind_info): Add alloc_char field.
2934 * c-format.c (scanf_flag_specs): Add 'm'.
2935 (scanf_flag_pairs): Add 'a', 'm' pair.
2936 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2937 (format_types_orig): Add alloc_char fields.
2938 (check_format_info_main): Rename aflag to alloc_flag.
2939 Handle fki->alloc_char. modifier after width and before length
2940 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2941 length modifiers as well.
2942 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2945 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2946 returned by build_call_expr.
2948 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2950 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2951 NULL for variable-sized records too.
2952 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2954 2007-09-17 Tom Tromey <tromey@redhat.com>
2956 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2957 (c_builtin_function): Likewise.
2958 (grokdeclarator): Likewise.
2960 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2962 PR rtl-optimization/26449
2963 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2964 (seq_insns_valid_p): Removed.
2966 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2968 * tree-nomudflap.c (gate_mudflap): New static function.
2969 (pass_mudflap_1): Use it as gate function.
2970 (pass_mudflap_2): Likewise.
2972 2007-09-17 Jan Hubicka <jh@suse.cz>
2976 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2978 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2980 PR tree-optimization/33319
2981 * tree-vect-analyze.c (vect_same_range_drs): New.
2982 (vect_vfa_range_equal): New.
2983 (vect_is_duplicate_ddr): Removed.
2984 (vect_mark_for_runtime_alias_test): Do not perform marking when
2985 optimizing for size or max_param for alias checking is zero.
2986 Move the function before vect_analyze_data_ref_dependence.
2987 (vect_analyze_data_ref_dependence): Add call to
2988 vect_mark_for_runtime_alias_test in two cases when dependence
2990 (vect_analyze_data_ref_dependences): Do not call to
2991 vect_mark_for_runtime_alias_test.
2992 (vect_prune_runtime_alias_test_list): New.
2993 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2994 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2995 Update vec_outside_cost.
2996 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2997 (vect_create_cond_for_alias_checks): Build the base address of data
2998 reference from DR_GROUP_FIRST_DR.
2999 (vect_loop_versioning): New.
3000 (vect_transform_loop): Add a call to vect_loop_versioning.
3001 Remove factored out code.
3003 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3006 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3009 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3011 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3012 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3013 Fix the call to insn_rtx_cost. Skip access sizes that require a
3014 real truncation of the store register. Use convert_move instead
3015 of gen_lowpart when narrowing the result.
3016 (replace_read): Use convert_move instead of gen_lowpart when
3017 narrowing the store rhs.
3019 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3021 * config/mips/mips.md (SHORT): Fix long line.
3022 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3023 to QImode and HImode.
3025 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3027 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3029 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3031 * tree-parloops.c: New file.
3032 * tree-ssa-operands.h (free_stmt_operands): Declare.
3033 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3035 * tree-pass.h (pass_parallelize_loops): Declare.
3036 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3038 (build_omp_regions_1): Allow analysing just a single OMP region and
3040 ( build_omp_regions_root, omp_expand_local): New functions.
3041 (build_omp_regions): Add argument to build_omp_regions_1 call.
3042 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3043 autoparallelization is run.
3044 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3045 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3046 pass_parallelize_loops): New.
3047 * common.opt (ftree-parallelize-loops): New.
3048 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3049 parallelize_loops): Declare.
3050 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3051 * Makefile.in (tree-parloops.o): Added.
3052 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3054 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3055 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3056 one extra edge as well.
3057 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3058 Use VEC_free to free doms vector.
3059 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3060 operands. Recompute operand caches in the new function.
3061 (move_sese_region_to_fn): Update loop info.
3062 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3063 * tree-ssa-operands.c (free_stmt_operands): New function.
3065 * doc/passes.texi: Document autoparallelization.
3066 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3068 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3071 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3074 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3076 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3077 the VEC is not NULL.
3078 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3079 get_vectype_for_scalar_type succeeded.
3080 (vectorizable_conversion): Likewise.
3082 2007-09-14 Jan Hubicka <jh@suse.cz>
3084 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3087 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3091 register when operands[2] equals operands[1].
3092 (remainderxf3): Ditto.
3094 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3095 Nigel Stephens <nigel@mips.com>
3097 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3098 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3099 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3101 (_Unwind_ForcedUnwind): Likewise.
3102 (_Unwind_Resume): Likewise.
3103 (_Unwind_Resume_or_Rethrow): Likewise.
3104 (_Unwind_Backtrace): Likewise.
3105 (_Unwind_SjLj_RaiseException): Likewise.
3106 (_Unwind_SjLj_ForcedUnwind): Likewise.
3107 (_Unwind_SjLj_Resume): Likewise.
3108 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3109 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3111 (_Unwind_ForcedUnwind): Likewise.
3112 (_Unwind_Resume): Likewise.
3113 (_Unwind_Resume_or_Rethrow): Likewise.
3114 (_Unwind_Backtrace): Likewise.
3115 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3116 (_Unwind_ForcedUnwind): Likewise.
3117 (_Unwind_RaiseException): Likewise.
3118 (_Unwind_Resume): Likewise.
3119 (_Unwind_Resume_or_Rethrow): Likewise.
3121 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3122 nomips16 mode when IN_LIBGCC2 with hard float.
3124 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3126 * config/mips/sdemtk.opt: Update to GPLv3.
3127 * config/mips/sdemtk.h: Likewise.
3129 2007-09-14 Nigel Stephens <nigel@mips.com>
3131 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3132 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3133 for mipsisa32-*-linux*.
3135 2007-09-14 Nigel Stephens <nigel@mips.com>
3136 David Ung <davidu@mips.com>
3137 Thiemo Seufer <ths@mips.com>
3138 Richard Sandiford <richard@codesourcery.com>
3140 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3141 * configure.ac: Add a mipssde threading type.
3142 * configure: Regenerate.
3143 * config/mips/sdemtk.h: New file.
3144 * config/mips/t-sdemtk: Likewise.
3145 * config/mips/sdemtk.opt: Likewise.
3146 * gthr-mipssde.h: Likewise.
3147 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3148 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3149 (MIPS_ICACHE_SYNC): New macro, split from ...
3150 * config/mips/mips.md (clear_cache): ...here.
3151 * config/mips/mips.c (mips_save_reg_p): Check
3152 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3153 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3154 (build_mips16_call_stub): Likewise.
3156 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3158 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3160 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3163 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3164 current_frame_info.n_local_regs. Don't return emitted local
3166 (ia64_compute_frame_size): Improve unwind hack to put
3167 RP, PFS, FP in that order by allowing some of the registers
3168 been already emitted, as long as they are emitted to the
3171 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3173 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3174 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3175 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3177 2007-09-13 Eric Christopher <echristo@apple.com>
3178 Kenneth Zadeck <zadeck@naturalbridge.com>
3180 * dse.c (find_shift_sequence): New function.
3181 (replace_read): Add case to remove read if it requires shift.
3182 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3184 2007-09-13 Tom Tromey <tromey@redhat.com>
3186 * c-common.c (fname_as_string): Update.
3187 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3188 (c_lex_one_token): Update. Add 'parser' argument.
3189 (c_parser_simple_asm_expr): Update.
3190 (c_parser_attributes): Update.
3191 (c_parser_asm_statement): Update.
3192 (c_parser_asm_operands): Update.
3193 (c_parser_peek_token): Update.
3194 (c_parser_peek_2nd_token): Update.
3195 * c-lex.c (c_lex_string_translate): Remove.
3196 (c_lex_return_raw_strings): Likewise.
3197 (c_lex_with_flags): Added 'lex_flags' argument.
3198 (lex_string): Added 'translate' argument.
3199 * c-pragma.h (c_lex_with_flags): Update.
3200 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3201 (C_LEX_STRING_NO_TRANSLATE): New define.
3202 (C_LEX_RAW_STRINGS): Likewise.
3204 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3207 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3208 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3209 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3210 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3211 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3212 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3213 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3214 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3215 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3216 (bdesc_1arg): Add __builtin_bfin_ones.
3217 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3218 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3219 and __builtin_bfin_csqu_fr16.
3220 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3221 (ones): New define_insn.
3222 (ssaddhi3_parts): New define_insn.
3223 (sssubhi3_parts): New define_insn.
3224 (flag_mulhi_parts): New define_insn.
3226 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3228 * common.opt (femit-class-debug-always): Turn off by default.
3230 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3232 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3233 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3235 2007-09-13 James E. Wilson <wilson@specifix.com>
3237 PR tree-optimization/33389
3238 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3239 then set build_loads before returning.
3241 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3242 David Ung <davidu@mips.com>
3244 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3245 {d}addiu and a negative immediate such that it works with MIPS16
3248 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3251 * configure.ac (ld_vers): Support Linux linker.
3252 * configure: Regenerated.
3254 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3255 Sandra Loosemore <sandra@codesourcery.com>
3257 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3258 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3259 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3260 nomips16 into decl attributes.
3261 (TARGET_INSERT_ATTRIBUTES): Override.
3262 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3263 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3264 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3265 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3266 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3267 (mips_use_mips16_mode_p): Reimplement as a function that takes
3268 a decl and considers only decl attributes. If the decl is nested
3269 function, use its parent attributes.
3270 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3271 instead of SYMBOL_REF_MIPS16_FUNC_P.
3272 (mips_set_mips16_mode): Move call to sorry here from old
3273 mips_use_mips16_mode_p.
3274 (mflip_mips16_entry): New structure.
3275 (mflip_mips16_htab): New variable.
3276 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3277 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3278 (mips_merge_decl_attributes): New function.
3279 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3280 Use mips_use_mips16_mode_p.
3281 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3282 SYMBOL_REF_MIPS16_FUNC_P.
3283 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3285 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3287 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3289 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3292 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3294 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3295 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3296 Tony Linthicum <tony.linthicum@amd.com>
3298 * tree.h (function_args_iterator): New type to iterate over
3300 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3301 function arguments providing a pointer to the argument.
3302 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3303 function arguments providing the argument.
3304 (function_args_iter_init): Inline function to initialize
3305 function_args_iterator.
3306 (function_args_iter_cond_ptr): Inline function to return the next
3307 pointer to hold the argument.
3308 (function_args_iter_cond): Inline function to return the next
3310 (function_args_iter_cond_next): Advance the function args
3312 (stdarg_p): New function, return true if variable argument
3314 (prototype_p): New function, return true if function is
3316 (function_args_count): New function, count the number of arguments
3319 * tree.c (stdarg_p): New function, return true if variable
3321 (prototype_p): New function, return true if function is
3324 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3325 (TARGET_ROUND): New macro for the round/ptest instructions which
3326 are shared between SSE4.1 and SSE5.
3327 (OPTION_MASK_ISA_ROUND): Ditto.
3328 (OPTION_ISA_ROUND): Ditto.
3329 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3330 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3332 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3333 (-mfused-madd): New switch to give users control over whether the
3334 compiler optimizes to use the multiply/add SSE5 instructions.
3336 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3337 m_ATHLON_K8_AMDFAM10, and change all uses.
3338 (enum pta_flags): Add PTA_SSE5.
3339 (ix86_handle_option): Turn off 3dnow if -msse5.
3340 (override_options): Add SSE5 support.
3341 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3343 (ix86_expand_sse_movcc): Add SSE5 support.
3344 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3345 vector type to the next largest size.
3346 (ix86_expand_sse5_pack): New function to use pperm to pack a
3347 vector type to the next smallest size.
3348 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3349 (IX86_BUILTIN_FMADDSD): Ditto.
3350 (IX86_BUILTIN_FMADDPS): Ditto.
3351 (IX86_BUILTIN_FMADDPD): Ditto.
3352 (IX86_BUILTIN_FMSUBSS): Ditto.
3353 (IX86_BUILTIN_FMSUBSD): Ditto.
3354 (IX86_BUILTIN_FMSUBPS): Ditto.
3355 (IX86_BUILTIN_FMSUBPD): Ditto.
3356 (IX86_BUILTIN_FNMADDSS): Ditto.
3357 (IX86_BUILTIN_FNMADDSD): Ditto.
3358 (IX86_BUILTIN_FNMADDPS): Ditto.
3359 (IX86_BUILTIN_FNMADDPD): Ditto.
3360 (IX86_BUILTIN_FNMSUBSS): Ditto.
3361 (IX86_BUILTIN_FNMSUBSD): Ditto.
3362 (IX86_BUILTIN_FNMSUBPS): Ditto.
3363 (IX86_BUILTIN_FNMSUBPD): Ditto.
3364 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3365 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3366 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3367 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3368 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3369 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3370 (IX86_BUILTIN_PPERM): Ditto.
3371 (IX86_BUILTIN_PERMPS): Ditto.
3372 (IX86_BUILTIN_PERMPD): Ditto.
3373 (IX86_BUILTIN_PMACSSWW): Ditto.
3374 (IX86_BUILTIN_PMACSWW): Ditto.
3375 (IX86_BUILTIN_PMACSSWD): Ditto.
3376 (IX86_BUILTIN_PMACSWD): Ditto.
3377 (IX86_BUILTIN_PMACSSDD): Ditto.
3378 (IX86_BUILTIN_PMACSDD): Ditto.
3379 (IX86_BUILTIN_PMACSSDQL): Ditto.
3380 (IX86_BUILTIN_PMACSSDQH): Ditto.
3381 (IX86_BUILTIN_PMACSDQL): Ditto.
3382 (IX86_BUILTIN_PMACSDQH): Ditto.
3383 (IX86_BUILTIN_PMADCSSWD): Ditto.
3384 (IX86_BUILTIN_PMADCSWD): Ditto.
3385 (IX86_BUILTIN_PHADDBW): Ditto.
3386 (IX86_BUILTIN_PHADDBD): Ditto.
3387 (IX86_BUILTIN_PHADDBQ): Ditto.
3388 (IX86_BUILTIN_PHADDWD): Ditto.
3389 (IX86_BUILTIN_PHADDWQ): Ditto.
3390 (IX86_BUILTIN_PHADDDQ): Ditto.
3391 (IX86_BUILTIN_PHADDUBW): Ditto.
3392 (IX86_BUILTIN_PHADDUBD): Ditto.
3393 (IX86_BUILTIN_PHADDUBQ): Ditto.
3394 (IX86_BUILTIN_PHADDUWD): Ditto.
3395 (IX86_BUILTIN_PHADDUWQ): Ditto.
3396 (IX86_BUILTIN_PHADDUDQ): Ditto.
3397 (IX86_BUILTIN_PHSUBBW): Ditto.
3398 (IX86_BUILTIN_PHSUBWD): Ditto.
3399 (IX86_BUILTIN_PHSUBDQ): Ditto.
3400 (IX86_BUILTIN_PROTB): Ditto.
3401 (IX86_BUILTIN_PROTW): Ditto.
3402 (IX86_BUILTIN_PROTD): Ditto.
3403 (IX86_BUILTIN_PROTQ): Ditto.
3404 (IX86_BUILTIN_PROTB_IMM): Ditto.
3405 (IX86_BUILTIN_PROTW_IMM): Ditto.
3406 (IX86_BUILTIN_PROTD_IMM): Ditto.
3407 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3408 (IX86_BUILTIN_PSHLB): Ditto.
3409 (IX86_BUILTIN_PSHLW): Ditto.
3410 (IX86_BUILTIN_PSHLD): Ditto.
3411 (IX86_BUILTIN_PSHLQ): Ditto.
3412 (IX86_BUILTIN_PSHAB): Ditto.
3413 (IX86_BUILTIN_PSHAW): Ditto.
3414 (IX86_BUILTIN_PSHAD): Ditto.
3415 (IX86_BUILTIN_PSHAQ): Ditto.
3416 (IX86_BUILTIN_FRCZSS): Ditto.
3417 (IX86_BUILTIN_FRCZSD): Ditto.
3418 (IX86_BUILTIN_FRCZPS): Ditto.
3419 (IX86_BUILTIN_FRCZPD): Ditto.
3420 (IX86_BUILTIN_CVTPH2PS): Ditto.
3421 (IX86_BUILTIN_CVTPS2PH): Ditto.
3422 (IX86_BUILTIN_COMEQSS): Ditto.
3423 (IX86_BUILTIN_COMNESS): Ditto.
3424 (IX86_BUILTIN_COMLTSS): Ditto.
3425 (IX86_BUILTIN_COMLESS): Ditto.
3426 (IX86_BUILTIN_COMGTSS): Ditto.
3427 (IX86_BUILTIN_COMGESS): Ditto.
3428 (IX86_BUILTIN_COMUEQSS): Ditto.
3429 (IX86_BUILTIN_COMUNESS): Ditto.
3430 (IX86_BUILTIN_COMULTSS): Ditto.
3431 (IX86_BUILTIN_COMULESS): Ditto.
3432 (IX86_BUILTIN_COMUGTSS): Ditto.
3433 (IX86_BUILTIN_COMUGESS): Ditto.
3434 (IX86_BUILTIN_COMORDSS): Ditto.
3435 (IX86_BUILTIN_COMUNORDSS): Ditto.
3436 (IX86_BUILTIN_COMFALSESS): Ditto.
3437 (IX86_BUILTIN_COMTRUESS): Ditto.
3438 (IX86_BUILTIN_COMEQSD): Ditto.
3439 (IX86_BUILTIN_COMNESD): Ditto.
3440 (IX86_BUILTIN_COMLTSD): Ditto.
3441 (IX86_BUILTIN_COMLESD): Ditto.
3442 (IX86_BUILTIN_COMGTSD): Ditto.
3443 (IX86_BUILTIN_COMGESD): Ditto.
3444 (IX86_BUILTIN_COMUEQSD): Ditto.
3445 (IX86_BUILTIN_COMUNESD): Ditto.
3446 (IX86_BUILTIN_COMULTSD): Ditto.
3447 (IX86_BUILTIN_COMULESD): Ditto.
3448 (IX86_BUILTIN_COMUGTSD): Ditto.
3449 (IX86_BUILTIN_COMUGESD): Ditto.
3450 (IX86_BUILTIN_COMORDSD): Ditto.
3451 (IX86_BUILTIN_COMUNORDSD): Ditto.
3452 (IX86_BUILTIN_COMFALSESD): Ditto.
3453 (IX86_BUILTIN_COMTRUESD): Ditto.
3454 (IX86_BUILTIN_COMEQPS): Ditto.
3455 (IX86_BUILTIN_COMNEPS): Ditto.
3456 (IX86_BUILTIN_COMLTPS): Ditto.
3457 (IX86_BUILTIN_COMLEPS): Ditto.
3458 (IX86_BUILTIN_COMGTPS): Ditto.
3459 (IX86_BUILTIN_COMGEPS): Ditto.
3460 (IX86_BUILTIN_COMUEQPS): Ditto.
3461 (IX86_BUILTIN_COMUNEPS): Ditto.
3462 (IX86_BUILTIN_COMULTPS): Ditto.
3463 (IX86_BUILTIN_COMULEPS): Ditto.
3464 (IX86_BUILTIN_COMUGTPS): Ditto.
3465 (IX86_BUILTIN_COMUGEPS): Ditto.
3466 (IX86_BUILTIN_COMORDPS): Ditto.
3467 (IX86_BUILTIN_COMUNORDPS): Ditto.
3468 (IX86_BUILTIN_COMFALSEPS): Ditto.
3469 (IX86_BUILTIN_COMTRUEPS): Ditto.
3470 (IX86_BUILTIN_COMEQPD): Ditto.
3471 (IX86_BUILTIN_COMNEPD): Ditto.
3472 (IX86_BUILTIN_COMLTPD): Ditto.
3473 (IX86_BUILTIN_COMLEPD): Ditto.
3474 (IX86_BUILTIN_COMGTPD): Ditto.
3475 (IX86_BUILTIN_COMGEPD): Ditto.
3476 (IX86_BUILTIN_COMUEQPD): Ditto.
3477 (IX86_BUILTIN_COMUNEPD): Ditto.
3478 (IX86_BUILTIN_COMULTPD): Ditto.
3479 (IX86_BUILTIN_COMULEPD): Ditto.
3480 (IX86_BUILTIN_COMUGTPD): Ditto.
3481 (IX86_BUILTIN_COMUGEPD): Ditto.
3482 (IX86_BUILTIN_COMORDPD): Ditto.
3483 (IX86_BUILTIN_COMUNORDPD): Ditto.
3484 (IX86_BUILTIN_COMFALSEPD): Ditto.
3485 (IX86_BUILTIN_COMTRUEPD): Ditto.
3486 (IX86_BUILTIN_PCOMEQUB): Ditto.
3487 (IX86_BUILTIN_PCOMNEUB): Ditto.
3488 (IX86_BUILTIN_PCOMLTUB): Ditto.
3489 (IX86_BUILTIN_PCOMLEUB): Ditto.
3490 (IX86_BUILTIN_PCOMGTUB): Ditto.
3491 (IX86_BUILTIN_PCOMGEUB): Ditto.
3492 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3493 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3494 (IX86_BUILTIN_PCOMEQUW): Ditto.
3495 (IX86_BUILTIN_PCOMNEUW): Ditto.
3496 (IX86_BUILTIN_PCOMLTUW): Ditto.
3497 (IX86_BUILTIN_PCOMLEUW): Ditto.
3498 (IX86_BUILTIN_PCOMGTUW): Ditto.
3499 (IX86_BUILTIN_PCOMGEUW): Ditto.
3500 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3501 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3502 (IX86_BUILTIN_PCOMEQUD): Ditto.
3503 (IX86_BUILTIN_PCOMNEUD): Ditto.
3504 (IX86_BUILTIN_PCOMLTUD): Ditto.
3505 (IX86_BUILTIN_PCOMLEUD): Ditto.
3506 (IX86_BUILTIN_PCOMGTUD): Ditto.
3507 (IX86_BUILTIN_PCOMGEUD): Ditto.
3508 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3509 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3510 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3511 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3512 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3513 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3514 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3515 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3516 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3517 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3518 (IX86_BUILTIN_PCOMEQB): Ditto.
3519 (IX86_BUILTIN_PCOMNEB): Ditto.
3520 (IX86_BUILTIN_PCOMLTB): Ditto.
3521 (IX86_BUILTIN_PCOMLEB): Ditto.
3522 (IX86_BUILTIN_PCOMGTB): Ditto.
3523 (IX86_BUILTIN_PCOMGEB): Ditto.
3524 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3525 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3526 (IX86_BUILTIN_PCOMEQW): Ditto.
3527 (IX86_BUILTIN_PCOMNEW): Ditto.
3528 (IX86_BUILTIN_PCOMLTW): Ditto.
3529 (IX86_BUILTIN_PCOMLEW): Ditto.
3530 (IX86_BUILTIN_PCOMGTW): Ditto.
3531 (IX86_BUILTIN_PCOMGEW): Ditto.
3532 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3533 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3534 (IX86_BUILTIN_PCOMEQD): Ditto.
3535 (IX86_BUILTIN_PCOMNED): Ditto.
3536 (IX86_BUILTIN_PCOMLTD): Ditto.
3537 (IX86_BUILTIN_PCOMLED): Ditto.
3538 (IX86_BUILTIN_PCOMGTD): Ditto.
3539 (IX86_BUILTIN_PCOMGED): Ditto.
3540 (IX86_BUILTIN_PCOMFALSED): Ditto.
3541 (IX86_BUILTIN_PCOMTRUED): Ditto.
3542 (IX86_BUILTIN_PCOMEQQ): Ditto.
3543 (IX86_BUILTIN_PCOMNEQ): Ditto.
3544 (IX86_BUILTIN_PCOMLTQ): Ditto.
3545 (IX86_BUILTIN_PCOMLEQ): Ditto.
3546 (IX86_BUILTIN_PCOMGTQ): Ditto.
3547 (IX86_BUILTIN_PCOMGEQ): Ditto.
3548 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3549 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3550 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3551 OPTION_MASK_ISA_ROUND for instructions that are shared between
3553 (bdesc_2arg): Ditto.
3554 (bdesc_sse_3arg): Ditto.
3555 (enum multi_arg_type): New enum for describing the various SSE5
3556 intrinsic argument types.
3557 (bdesc_multi_arg): New table for SSE5 intrinsics.
3558 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3559 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3561 (ix86_expand_builtin): Add SSE5 intrinsic support.
3562 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3563 operand instructions.
3564 (ix86_expand_sse5_multiple_memory): New function to split the
3565 second memory reference from SSE5 instructions.
3566 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3567 (ix86_return_pops_args): Use stdarg_p to determine if the function
3568 has variable arguments.
3569 (ix86_setup_incoming_varargs): Ditto.
3570 (x86_this_parameter): Ditto.
3572 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3574 (ix86_expand_sse5_pack): Ditto.
3575 (ix86_sse5_valid_op_p): Ditto.
3576 (ix86_expand_sse5_multiple_memory): Ditto.
3578 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3579 constant for SSE5 support.
3580 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3581 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3582 (UNSPEC_SSE5_PERMUTE): Ditto.
3583 (UNSPEC_SSE5_ASHIFT): Ditto.
3584 (UNSPEC_SSE5_LSHIFT): Ditto.
3585 (UNSPEC_FRCZ): Ditto.
3586 (UNSPEC_CVTPH2PS): Ditto.
3587 (UNSPEC_CVTPS2PH): Ditto.
3588 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3590 (COM_FALSE_S): Ditto.
3591 (COM_FALSE_P): Ditto.
3592 (COM_TRUE_S): Ditto.
3593 (COM_TRUE_P): Ditto.
3594 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3595 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3597 (memory attribute): Ditto.
3598 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3599 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3600 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3601 (floor<mode>2): Ditto.
3602 (ceil<mode>2): Ditto.
3603 (btrunc<mode>2): Ditto.
3604 (nearbyintdf2): Ditto.
3605 (nearbyintsf2): Ditto.
3606 (sse_setccsf): Disable if SSE5.
3607 (sse_setccdf): Ditto.
3608 (sse5_setcc<mode>): New support for SSE5 conditional move.
3609 (sse5_pcmov_<mode>): Ditto.
3611 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3613 (SSEMODEF2P): Ditto.
3614 (ssemodesuffixf4): New mode attribute for SSE5.
3615 (ssemodesuffixf2s): Ditto.
3616 (ssemodesuffixf2c): Ditto.
3617 (sserotatemax): Ditto.
3618 (ssescalarmode): Ditto.
3619 (sse_maskcmpv4sf3): Disable if SSE5.
3620 (sse_maskcmpv2df3): Ditto.
3621 (sse_vmmaskcmpv4sf3): Ditto.
3622 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3624 (sse5_vmfmadd<mode>4): Ditto.
3625 (sse5_fmsub<mode>4): Ditto.
3626 (sse5_vmfmsub<mode>4): Ditto.
3627 (sse5_fnmadd<mode>4): Ditto.
3628 (sse5_vmfnmadd<mode>4): Ditto.
3629 (sse5_fnmsub<mode>4): Ditto.
3630 (sse5_vmfnmsub<mode>4): Ditto.
3631 (sse5i_fmadd<mode>4): Ditto.
3632 (sse5i_fmsub<mode>4): Ditto.
3633 (sse5i_fnmadd<mode>4): Ditto.
3634 (sse5i_fnmsub<mode>4): Ditto.
3635 (sse5i_vmfmadd<mode>4): Ditto.
3636 (sse5i_vmfmsub<mode>4): Ditto.
3637 (sse5i_vmfnmadd<mode>4): Ditto.
3638 (sse5i_vmfnmsub<mode>4): Ditto.
3639 (mulv16qi3): Add SSE5 support.
3641 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3642 (sse2_mulv4si3): Disable if SSE5.
3643 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3644 (sse4_1_roundps): Ditto.
3645 (sse4_1_roundsd): Ditto.
3646 (sse4_1_roundss): Ditto.
3647 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3649 (sse_maskcmpsf3): Ditto.
3650 (sse_vmmaskcmpv4sf3): Ditto.
3651 (sse2_maskcmpv2df3): Ditto.
3652 (sse2_maskcmpdf3): Ditto.
3653 (sse2_vmmaskcmpv2df3): Ditto.
3654 (sse2_eq<mode>3): Ditto.
3655 (sse2_gt<mode>3): Ditto.
3656 (sse5_pcmov_<mode>): Add SSE5 support.
3657 (vec_unpacku_hi_v16qi): Ditto.
3658 (vec_unpacks_hi_v16qi): Ditto.
3659 (vec_unpacku_lo_v16qi): Ditto.
3660 (vec_unpacks_lo_v16qi): Ditto.
3661 (vec_unpacku_hi_v8hi): Ditto.
3662 (vec_unpacks_hi_v8hi): Ditto.
3663 (vec_unpacku_lo_v8hi): Ditto.
3664 (vec_unpacks_lo_v8hi): Ditto.
3665 (vec_unpacku_hi_v4si): Ditto.
3666 (vec_unpacks_hi_v4si): Ditto.
3667 (vec_unpacku_lo_v4si): Ditto.
3668 (vec_unpacks_lo_v4si): Ditto.
3669 (sse5_pmacsww): New SSE5 intrinsic insn.
3670 (sse5_pmacssww): Ditto.
3671 (sse5_pmacsdd): Ditto.
3672 (sse5_pmacssdd): Ditto.
3673 (sse5_pmacssdql): Ditto.
3674 (sse5_pmacssdqh): Ditto.
3675 (sse5_pmacsdqh): Ditto.
3676 (sse5_pmacsswd): Ditto.
3677 (sse5_pmacswd): Ditto.
3678 (sse5_pmadcsswd): Ditto.
3679 (sse5_pmadcswd): Ditto.
3680 (sse5_pcmov_<move>): Conditional move support on SSE5.
3681 (sse5_phaddbw): New SSE5 intrinsic insn.
3682 (sse5_phaddbd): Ditto.
3683 (sse5_phaddbq): Ditto.
3684 (sse5_phaddwd): Ditto.
3685 (sse5_phaddwq): Ditto.
3686 (sse5_phadddq): Ditto.
3687 (sse5_phaddubw): Ditto.
3688 (sse5_phaddubd): Ditto.
3689 (sse5_phaddubq): Ditto.
3690 (sse5_phadduwd): Ditto.
3691 (sse5_phadduwq): Ditto.
3692 (sse5_phaddudq): Ditto.
3693 (sse5_phsubbw): Ditto.
3694 (sse5_phsubwd): Ditto.
3695 (sse5_phsubdq): Ditto.
3696 (sse5_pperm): Ditto.
3697 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3698 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3699 (sse5_pperm_sign_v8hi_v4si): Ditto.
3700 (sse5_pperm_zero_v8hi_v4si): Ditto.
3701 (sse5_pperm_sign_v4si_v2di): Ditto.
3702 (sse5_pperm_sign_v4si_v2di): Ditto.
3703 (sse5_pperm_pack_v2di_v4si): Ditto.
3704 (sse5_pperm_pack_v4si_v8hi): Ditto.
3705 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3706 (sse5_perm<mode>): New SSE5 intrinsic insn.
3707 (rotl<mode>3): Ditto.
3708 (sse5_rotl<mode>3): Ditto.
3709 (sse5_ashl<mode>3): Ditto.
3710 (sse5_lshl<mode>3): Ditto.
3711 (sse5_frcz<mode>2): Ditto.
3712 (sse5s_frcz<mode>2): Ditto.
3713 (sse5_cvtph2ps): Ditto.
3714 (sse5_cvtps2ph): Ditto.
3715 (sse5_vmmaskcmp<mode>3): Ditto.
3716 (sse5_com_tf<mode>3): Ditto.
3717 (sse5_maskcmp<mode>3): Ditto.
3718 (sse5_maskcmp_uns<mode>3): Ditto.
3719 (sse5_maskcmp_uns2<mode>3): Ditto.
3720 (sse5_pcom_tf<mode>3): Ditto.
3722 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3724 (sse5_comparison_float_operator): New predicate to match the
3725 comparison operators supported by the SSE5 com instruction.
3726 (ix86_comparison_int_operator): New predicate to match just the
3727 signed int comparisons.
3728 (ix86_comparison_uns_operator): New predicate to match just the
3729 unsigned int comparisons.
3731 * doc/invoke.texi (-msse5): Add documentation.
3732 (-mfused-madd): Ditto.
3734 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3736 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3738 (x86_64-*-*): Ditto.
3740 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3742 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3743 intrinisics for SSE5.
3745 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3748 * config/i386/mmintrin-common.h: New file, to contain common
3749 instructions between SSE4.1 and SSE5.
3751 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3752 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3753 (gen_regparm_prefix): Ditto.
3755 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3756 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3757 prototype_p to determine if a function is prototyped.
3759 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3761 * config/dfp-bit.c (dfp_conversion_exception): New function.
3762 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3763 (DFP_TO_INT): Ditto.
3764 (INT_TO_DFP): Ditto.
3765 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3767 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3770 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3771 before sp restoration even when total_size is 0, but
3772 frame_pointer_needed.
3774 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3776 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3777 (xtensa_copy_incoming_a7): Use start_sequence instead of
3778 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3779 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3780 of the saveregs sequence.
3782 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3784 * c-tree.h (grokfield): Add a "tree *" argument.
3785 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3786 Chain nested decl attributes to it. Don't call decl_attributes here.
3787 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3788 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3789 (grokfield): Take a pointer to the decl's attributes and pass
3790 it to grokdeclarator.
3791 * c-parser.c (c_parser_struct_declaration): Update the calls to
3792 grokfield. Call decl_attributes for anonymous struct and union
3795 2007-09-12 Jan Hubicka <jh@suse.cz>
3797 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3799 2007-09-12 Ira Rosen <irar@il.ibm.com>
3801 PR tree-optimization/32377
3802 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3803 between positive and negative dependence distance using DDR_REVERSED_P.
3805 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3807 PR tree-optimization/33373
3808 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3809 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3811 2007-09-12 Jan Hubicka <jh@suse.cz>
3814 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3817 2007-09-12 Christian Bruel <christian.bruel@st.com>
3819 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3820 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3822 2007-09-12 Ira Rosen <irar@il.ibm.com>
3824 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3825 for oprnd1 if not required.
3826 (vectorizable_operation): Use scalar operand in SLP in case of
3827 shift with scalar argument.
3829 2007-09-12 Ira Rosen <irar@il.ibm.com>
3831 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3834 2007-09-11 James E. Wilson <wilson@specifix.com>
3836 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3837 TARGET_UNWIND_INFO is defined.
3838 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3841 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3843 * config/sh/sh.c (calc_live_regs): Use
3844 current_function_saves_all_registers instead of
3845 current_function_has_nonlocal_label.
3846 (sh_allocate_initial_value): Likewise.
3847 (sh_get_pr_initial_val): Likewise.
3848 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3849 * config/sh/sh.md (load_ra): Likewise.
3851 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3853 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3856 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3857 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3859 2007-09-12 Sa Liu <saliu@de.ibm.com>
3861 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3862 operands to DFmode GE or LE compares.
3864 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3866 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3867 REG_CLASS_NAMES): Add P0REGS.
3868 (REGNO_REG_CLASS): Return it where appropriate.
3869 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3870 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3871 * doc/md.texi (Blackfin family): Document 'q' constraints.
3873 2007-09-11 Steve Kenton <skenton@ou.edu>
3875 * pa/linux-unwind.h: Guard with inhibit_libc.
3876 * pa/hpux-unwind.h: Likewise.
3878 2007-09-11 David Daney <ddaney@avtrex.com>
3880 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3881 * doc/install.texi: Document new --with-llsc and --without-llsc
3883 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3884 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3885 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3887 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3888 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3889 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3890 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3891 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3892 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3893 * config/mips/mips.opt (mllsc): New option.
3894 * config/mips/mips.c (mips_llsc): Define variable.
3895 (mips_handle_option): Handle mllsc option.
3896 (override_options): Set mips_print_operand_punct for '|' and '-'.
3897 (print_operand): Add new %| and %- operand codes.
3898 * config/mips/mips.h (mips_llsc_setting): New enum type.
3899 (mips_llsc): Declare.
3900 (OPTION_DEFAULT_SPECS): Add llsc handling.
3901 (GENERATE_SYNC): New macro.
3902 (GENERATE_LL_SC): New macro.
3903 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3904 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3905 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3906 in %| and %- operand codes.
3908 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3910 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3911 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3913 2007-09-11 Jason Merrill <jason@redhat.com>
3916 * stor-layout.c (layout_decl): Do pack variable size fields.
3918 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3920 * config/m68k/predicates.md (movsi_const0_operand,
3921 non_symbolic_call_operand): New predicates.
3923 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3925 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3926 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3927 CW, CZ, CS, Ap and Ac.
3929 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3930 (constraints.md): New include.
3931 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3932 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3933 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3935 (pushdi): Add split.
3936 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3937 attributes. Split tstsi_internal_68020_cf from it.
3938 (tstsi_internal_68020_cf): New pattern.
3939 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3940 (tst<mode>_cf): Specify attributea.
3941 (cmpsi_cf): Name pattern. Specify attributes.
3942 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3943 (pushexthisi_const): Fix to use alternatives. Specify
3945 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3946 from it. Fix to use alternatives. Specify attributes.
3947 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3948 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3950 (movsf_cf_soft): Specify attributes.
3951 (movdf_cf_soft): Add split.
3952 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3953 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3954 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3955 (truncdfsf2_68881): Name pattern. Specify attributes.
3956 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3957 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3958 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3960 (addsi3_5200): Fix to use alternatives. Specify attributes.
3962 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3963 (subsi3): Add alternative for subq.l. Specify attributes.
3964 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3965 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3967 (umulhisi3): Specify attributes.
3968 (mulhisisi3_z): Name pattern. Specify attributes.
3969 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3970 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3971 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3972 bsetmemqi): Specify attributes.
3973 (bsetmemqi_ext): Name pattern. Specify attributes.
3974 (bclrmemqi): Specify attributes.
3975 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3976 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3978 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3979 pattern. Specify attributes.
3980 (jump): Specify attributes.
3981 (tablejump_internal): Name pattern. Specify attributes.
3982 (call_value): Split into non_symbolic_call_value,
3983 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3984 alternatives. Specify attributes.
3985 (non_symbolic_call_value, symbolic_call_value_jsr,
3986 symbolic_call_value_bsr): New patterns.
3987 (nop, return, unlink, indirect_jump): Specify attributes.
3988 (trap): Fix condition. Specify attributes.
3991 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3992 (override_options): Initialize it. Initialize m68k_sched_cpu.
3993 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3994 (const_method): Make global, rename to m68k_const_method.
3995 (const_int_cost, output_move_const_into_data_reg): Update.
3996 (output_move_double): Parametrize to emit rtl code, rename to
3998 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3999 emit_movsi): New static functions.
4000 (output_move_double): New function with semantics of old
4002 (m68k_emit_move_double): New function.
4003 (m68k_sched_cpu): New variable.
4004 (attr_op_type): New enum.
4005 (sched_guess_p): New variable.
4006 (sched_address_type, sched_operand_type, sched_attr_op_type):
4007 New static functions.
4008 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4009 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4010 (sched_branch_type): New static variable.
4011 (m68k_sched_branch_type): New function.
4012 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4013 (m68k_symbolic_call_var): Declare.
4014 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4015 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4016 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4017 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4020 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4022 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4023 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4024 error if __builtin_va_arg_pack_len () wasn't optimized out during
4026 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4027 with the number of inline's anonymous arguments.
4028 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4030 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4032 * fold-const.c (extract_muldiv_1): Do not simplify
4035 2007-09-11 Jan Hubicka <jh@suse.cz>
4037 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4038 (TARGET_INTER_UNIT_CONVERSIONS): New.
4039 * i386.md (floatsi expanders): Remove redundant check for SImode
4040 source; offload to memory when asked for.
4041 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4042 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4044 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4045 floatsidf2_mixed_memory, floatsidf2_sse_memory
4046 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4047 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4049 2007-09-11 Jan Hubicka <jh@suse.cz>
4051 * toplev.c (process_options): all frontends now do unit-at-a-time.
4052 * cgraphunit.c: update comments.
4053 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4054 * c-decl.c (finish_function): use cgraph_add_new_function.
4055 * function.c (expand_function_end): We are always unit-at-a-time.
4057 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4059 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4060 settings for MIPS16.
4061 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4063 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4065 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4066 SYMBOL_FORCE_TO_MEM constants.
4067 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4068 (mips16_rewrite_pool_refs_info): New structure.
4069 (mips16_rewrite_pool_constant): New function, split out from...
4070 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4071 mips16_rewrite_pool_refs_info structure rather than a pointer
4072 to a constant pool. Force force_to_mem_operands into memory.
4073 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4074 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4075 * config/mips/constraints.md (kf): New constraint.
4076 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4077 (*movsi_mips16): Likewise.
4079 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4080 Nigel Stephens <nigel@mips.com>
4081 David Ung <davidu@mips.com>
4083 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4084 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4085 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4086 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4087 (mips_zero_extend_cost): New functions.
4088 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4089 Use the new functions. Tweak many cost estimates, both here
4090 and in the new subroutines. Return false when the cost of the
4091 operands has not been calculated. Check for *clear_upper32.
4092 Check for floating-point multiply-add, reciprocal and rsqrt
4093 patterns. Handle comparison and rotation codes.
4095 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4097 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4099 * config/i386/i386.c (get_dllimport_decl): Don't strip
4102 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4105 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4106 declarations to top.
4107 (DFP_TO_BFP): Use for either XFmode or TFmode.
4108 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4110 * config/dfp-bit.h: Include float.h.
4111 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4112 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4113 which doesn't mean the same thing.
4114 (BFP_KIND): Use 4 to mean TFmode.
4115 (BFP_FMT): Specify the number of decimal digits based on the
4116 number of mantissa digits.
4117 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4118 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4119 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4120 (TFtype): Define if TFmode is supported.
4121 * doc/libgcc.texi (Decimal float library routines): Document
4122 TF conversion functions.
4124 2007-09-10 Chao-ying Fu <fu@mips.com>
4126 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4127 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4128 (mips_emit_compare): Process fixed-point modes.
4129 (mips_pad_arg_upward): Support fixed-point types.
4130 (override_options): Allow fixed-point modes in accumulators.
4131 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4132 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4133 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4134 (mips_scalar_mode_supported_p): New function to accept fixed-point
4135 modes if the width is not greater than two BITS_PER_WORD.
4136 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4137 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4138 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4139 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4140 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4142 ("IMODE"): New mode attribute.
4143 (mips-fixed.md): Include.
4144 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4146 * config/mips/mips-fixed.md: New file.
4148 2007-09-11 Ben Elliston <bje@au.ibm.com>
4150 * config/spu/spu.md: Formatting fixes.
4152 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4154 * config/dfp-bit.c (dfp_unary_func): Delete.
4155 (dfp_unary_op): Delete.
4156 (dfp_binary_op): Use decFloat functions instead of decNumber
4157 functions for binary operations.
4158 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4159 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4161 (dfp_compare_op): Use decFloat functions insteadof decNumber
4162 functions for comparisons.
4163 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4164 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4166 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4167 call to dxx_binary_op and decFloat function.
4168 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4169 calls to dxx_binary_op and decFloat function.
4170 * config/dfp-bit.h: Include decFloat header files.
4171 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4172 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4173 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4174 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4176 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4177 Jan Sjodin <jan.sjodin@amd.com>
4179 * tree-vect-analyze.c (vect_analyze_operations): Change
4180 comparison of loop iterations with threshold to less than
4181 or equal to instead of less than. Reduce
4182 min_scalar_loop_bound by one.
4183 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4184 Change prologue and epilogue iterations estimate to vf/2,
4185 when unknown at compile-time. Change versioning guard
4186 cost to taken_branch_cost. If peeling for alignment is
4187 unknown at compile-time, change peel guard costs to one
4188 taken branch and one not-taken branch per peeled loop.
4189 If peeling for alignment is known but number of scalar loop
4190 iterations is unknown at compile-time, change peel guard
4191 costs to one taken branch per peeled loop. Change the cost
4192 model equation to consider vector iterations as the loop
4193 iterations less the prologue and epilogue iterations.
4194 Change outside vector cost check to less than or equal to
4195 zero instead of equal to zero.
4196 (vect_do_peeling_for_loop_bound): Reduce
4197 min_scalar_loop_bound by one.
4198 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4199 TARG_COND_NOT_TAKEN_BRANCH_COST.
4200 * config/i386/i386.h (processor_costs): Add
4201 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4202 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4203 vec_align_load_cost, vect_unalign_load_cost,
4204 vec_store_cost, cond_taken_branch_cost,
4205 cond_not_taken_branch_cost.
4206 Define macros for x86 costs.
4207 * config/i386/i386.c:
4208 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4209 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4210 scalar_to_vec_cost, vec_align_load_cost,
4211 vect_unalign_load_cost, vec_store_cost,
4212 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4213 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4214 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4215 core2_cost, generic64_cost, generic32_cost): Set to default
4217 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4218 (x86_builtin_vectorization_cost): New.
4220 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4221 Ben Elliston <bje@au.ibm.com>
4223 * dfp.c: Include decimal128Local.h;
4224 (dfp_byte_swap): Remove.
4225 (encode_decimal32, decode_decimal32): Don't handle endianness.
4226 (encode_decimal64, decode_decimal64): Ditto.
4227 (encode_decimal128, decode_decimal128): Ditto.
4228 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4230 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4232 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4233 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4235 2007-09-10 David Daney <ddaney@avtrex.com>
4237 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4239 (memory_barrier): Rewrote as an insn that clobbers memory.
4241 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4243 * config/mips/mips.c (mips_global_pointer): Check
4244 call_really_used_regs instead of call_used_regs.
4245 (mips_save_reg_p): Likewise. Save all call-saved registers
4246 if current_function_saves_all_registers. Fix indentation.
4247 No longer treat $18 as a special case.
4248 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4250 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4252 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4253 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4254 the introductory comment.
4255 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4256 (override_options): Don't test for it.
4257 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4258 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4259 * config/mips/vr.h: As for config/mips/sde.h.
4261 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4262 Revital Eres <eres@il.ibm.com>
4264 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4265 (struct ddg): Define.
4266 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4267 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4268 * config/spu/spu.c: Include ddg.h.
4269 (TARGET_SCHED_SMS_RES_MII): Define.
4270 (spu_sms_res_mii): New function to calculate mii.
4271 * modulo-sched (res_MII): Use it.
4272 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4274 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4276 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4277 pool entries since they might hold values that must not be shared.
4279 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4282 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4283 Use 'N' operand constraint for op2.
4284 (lshr<mode>3): Ditto.
4285 (ashl<mode>3): Ditto.
4286 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4287 (vec_shr_<mode>): Ditto.
4288 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4289 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4291 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4293 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4294 Change mode macro in the last real_2expN parameter to uppercase.
4296 2007-09-10 Michael Matz <matz@suse.de>
4298 * tree-pass.h (pass_cselim): Declare new pass.
4299 * passes.c (init_optimization_passes): Link in pass_cselim.
4300 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4301 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4302 cond_store_replacement.
4303 (condstoretemp): New static variable.
4304 (cond_store_replacement): New function.
4305 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4306 tree_ssa_phiopt_worker.
4307 (struct name_to_bb): New.
4308 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4309 nt_init_block, nt_fini_block): New static functions.
4310 (seen_ssa_names, nontrap_set): New static variables.
4311 (gate_cselim, pass_cselim): Define new pass.
4312 * common.opt (ftree-cselim): New flag.
4313 * toplev.c (process_options): Set flag_tree_cselim if required.
4315 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4317 * simplify-rtx.c (simplify_relational_operation_1): For recent
4318 canonicalization, don't recurse if op1 equals both PLUS arguments.
4320 2007-09-09 David Daney <ddaney@avtrex.com>
4322 * optabs.c (expand_sync_operation): Use plus insn if minus
4324 (expand_sync_fetch_operation): Ditto.
4326 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4328 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4330 (*floatsisf2_sse_vector): Likewise.
4332 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4334 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4336 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4338 * config/i386/i386.h (ix86_tune_indices): Rename
4339 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4340 (TARGET_USE_VECTOR_CONVERTS): Updated.
4341 * config/i386/i386.c: Likewise.
4343 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4344 Nigel Stephens <nigel@mips.com>
4346 * doc/invoke.texi (Overall Options): Add .sx file extension
4347 as a synonym for .S.
4348 * cppspec.c (known_suffixes): Likewise.
4349 * gcc.c (default_compilers): Likewise.
4351 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4354 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4355 * simplify-rtx.c (simplify_relational_operation_1): Add the
4356 canonicalization from i386.h.
4357 * doc/md.texi (Canonicalization of Instructions): Document it.
4359 2007-09-09 Jan Hubicka <jh@suse.cz>
4360 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4362 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4363 (TARGET_USE_VECTOR_CONVERTS): New.
4364 * i386.md: New post-reload splitters for converting SF to DF and DF to
4366 (floatsi* expander): Special case vector conversions.
4367 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4368 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4369 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4370 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4371 Disable when doing vector converts.
4372 (floatsi<mode>2_i387): Disable when
4373 * sse.md (vec_dupv2df): Export.
4374 * i386.c (ix86_tune_features): Enable SSE conversions.
4376 2007-09-09 Richard Guenther <rguenther@suse.de>
4378 * tree-ssa-operands.c (add_virtual_operand): Only mark
4379 stores as has_volatile_ops if alias information is not available.
4381 2007-09-09 Revital Eres <eres@il.ibm.com>
4383 * doc/contrib.texi: Add myself.
4385 2007-09-09 Ira Rosen <irar@il.ibm.com>
4387 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4388 stmt_vinfo_set_outside_of_loop_cost): New functions.
4389 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4390 (vect_model_simple_cost): Call
4391 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4392 field instead of calling vect_get_cost_fields.
4393 (vect_model_store_cost, vect_model_load_cost): Likewise.
4395 2007-09-09 Revital Eres <eres@il.ibm.com>
4397 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4398 declaration to bdesc_paired_preds variable.
4399 (paired_expand_builtin): Likewise.
4401 2007-09-09 Revital Eres <eres@il.ibm.com>
4403 * dbgcnt.def (sms_sched_loop): New counter.
4404 * modulo-sched.c: Use sms_sched_loop instead of
4405 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4406 perform swing modulo scheduling on. Include dbgcnt.h.
4407 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4408 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4410 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4413 Substitute all uses with ...
4414 (MODEF): New mode iterator.
4416 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4417 from pre-regalloc define_insn_and_split splitter pattern.
4418 (*fix_trunc<mode>_i387_1): Ditto.
4419 (*fistdi2_1): Ditto.
4420 (*fist<mode>2_1): Ditto.
4421 (frndintxf2_floor): Ditto.
4422 (*fist<mode>2_floor_1): Ditto.
4423 (frndintxf2_ceil): Ditto.
4424 (*fist<mode>2_ceil_1): Ditto.
4425 (frndintxf2_trunc): Ditto.
4426 (frndintxf2_mask_pm): Ditto.
4428 (prologue): Use (const_int 0) as never generated filler insn.
4430 (sibcall_epilogue): Ditto.
4431 (eh_return_si): Ditto.
4432 (eh_return_di): Ditto.
4434 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4435 using MODEF mode iterator.
4436 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4437 using MODEF mode iterator.
4438 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4439 using MODEF mode iterator.
4440 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4441 Macroize expander using MODEF mode iterator.
4443 (zero_extendsidi2): Remove operand constraints from expander.
4444 (smuldi3_highpart): Ditto.
4445 (indirect_jump): Ditto.
4448 * config/i386/sse.md (storentv4sf): Ditto.
4449 (storentv2df): Ditto.
4450 (storentv2di): Ditto.
4452 (sse2_cvtpd2ps): Ditto.
4453 (vec_interleave_highv16qi): Ditto.
4454 (vec_interleave_lowv16qi): Ditto.
4455 (vec_interleave_highv8hi): Ditto.
4456 (vec_interleave_lowv8hi): Ditto.
4457 (vec_interleave_highv4si): Ditto.
4458 (vec_interleave_lowv4si): Ditto.
4459 (vec_interleave_highv2di): Ditto.
4460 (vec_interleave_lowv2di): Ditto.
4461 (sse2_maskmovdqu): Ditto.
4462 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4464 2007-09-09 Ira Rosen <irar@il.ibm.com>
4466 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4467 (struct _slp_tree, struct _slp_instance): Define new data structures
4468 along macros for their access.
4469 (struct _loop_vec_info): Define new fields: strided_stores,
4470 slp_instances, and slp_unrolling_factor along macros for their access.
4471 (enum slp_vect_type): New.
4472 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4474 (STMT_VINFO_STRIDED_ACCESS): New macro.
4475 (vect_free_slp_tree): Declare.
4476 (vectorizable_load): Add an argument of type slp_tree.
4477 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4478 vectorizable_assignment): Likewise.
4479 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4480 Declare (make extern).
4481 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4482 (new_loop_vec_info): Likewise.
4483 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4484 * tree-vect-analyze.c: Include recog.h.
4485 (vect_update_slp_costs_according_to_vf): New.
4486 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4487 functions. For not pure SLP stmts with strided access check that the
4488 group size is power of 2. Update the vectorization factor according to
4489 SLP. Call vect_update_slp_costs_according_to_vf.
4490 (vect_analyze_group_access): New.
4491 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4492 (vect_free_slp_tree): New functions.
4493 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4494 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4495 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4496 vect_detect_hybrid_slp): Likewise.
4497 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4498 and vect_detect_hybrid_slp.
4499 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4500 SLP costs into account.
4501 (vect_get_cost_fields): New function.
4502 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4504 (vect_model_store_cost, vect_model_load_cost): Likewise.
4505 (vect_get_constant_vectors): New function.
4506 (vect_get_slp_vect_defs, vect_get_slp_defs,
4507 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4508 vect_get_vec_defs): Likewise.
4509 (vectorizable_reduction): Don't handle SLP for now.
4510 (vectorizable_call): Don't handle SLP for now. Add argument to
4511 vect_model_simple_cost.
4512 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4513 get SLPed and vectorized defs). Fix indentation and spacing.
4514 (vectorizable_assignment): Handle SLP.
4515 (vectorizable_induction): Don't handle SLP for now.
4516 (vectorizable_operation): Likewise.
4517 (vectorizable_type_demotion): Add argument to
4518 vect_model_simple_cost.
4519 (vectorizable_type_promotion): Likewise.
4520 (vectorizable_store, vectorizable_load): Handle SLP.
4521 (vectorizable_condition): Don't handle SLP for now.
4522 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4523 no SLP transformation required for unsupported cases. Add SLP
4524 argument for supported cases.
4525 (vect_remove_stores): New function.
4526 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4527 (vect_transform_loop): Schedule SLP instances.
4528 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4530 2007-09-09 Andrew Haley <aph@redhat.com>
4532 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4535 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4537 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4538 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4539 Similar for what label_refs can go in the JUMP_TARGET field. Split
4540 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4541 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4542 REG_LABEL when replacing an operand with a LABEL_REF for a
4544 (subst_reloads): When replacing a LABEL_REG with a register,
4545 instead of generating a REG_LABEL note, assert that there already
4546 is one or that the label is a known target for the insn.
4547 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4548 note, check the JUMP_LABEL field. Remove "else" after return.
4549 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4550 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4551 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4552 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4553 insns. Iterate over all notes; don't assume there's only one.
4554 * cse.c (recorded_label_ref): Adjust comment to refer to
4556 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4557 insns, not just NONJUMP_INSN_P.
4558 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4559 isn't a jump target.
4560 * jump.c (rebuild_jump_labels): Adjust head comment.
4561 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4562 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4563 (mark_all_labels): For JUMP_P insns without a target, check if the
4564 the target is noted on the previous nonjump insn.
4565 (mark_jump_label_1): New function, guts from mark_jump_label.
4566 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4567 marking jump target labels.
4568 <case LABEL_REF>: Adjust for whether to generate a
4569 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4570 For 'E' format rtl, iterate in descending element order.
4571 (delete_related_insns): Handle both REG_LABEL_TARGET and
4572 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4573 reference count, delete and fallthrough. Move finding-next-
4574 non-deleted insn last in the function. Look at all INSN_P insns
4575 for REG_LABEL_OPERAND notes.
4576 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4578 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4579 JUMP_LABEL, output the INSN_UID of it.
4580 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4581 and/or REG_LABEL_TARGET.
4582 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4583 with jump.c copy by only adding notes for labels actually
4584 referenced in the insn.
4585 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4586 usage count increment; handle all INSN_P trial insns.
4587 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4589 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4590 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4591 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4593 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4594 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4595 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4596 on all INSN_P insns.
4597 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4598 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4599 REG_LABEL_OPERAND notes.
4600 * reload1.c (calculate_needs_all_insns): Adjust comments.
4601 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4602 * config/alpha/alpha.md (split for load of an address into a
4603 four-insn sequence on Unicos/Mk): Adjust to use
4605 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4607 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4610 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4611 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4612 FOR_BB_INSNS_SAFE instead of for loop.
4613 * cse.c (cse_extended_basic_block): Likewise.
4614 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4615 that the for loop does not invoke NEXT_INSN on a deleted insn.
4616 * function.c (instantiate_virtual_regs): Likewise.
4617 * lower-subreg.c (remove_retval_note): Likewise.
4618 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4620 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4622 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4623 insn, if it's a jump.
4624 (try_redirect_by_replacing_jump): New variable jump_p. Call
4625 tablejump_p before delete_insn_chain.
4626 * reload1.c (reload): New variable next. Make sure that the for
4627 loop does not invoke NEXT_INSN on a deleted insn.
4628 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4629 (delete_output_reload): New variable prev. Make sure the the for
4630 loops do not invoke PREV_INSN on a deleted insn.
4632 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4634 * pa/constraints.md: Remove 'X' from unused letters comment.
4636 2007-09-08 Richard Guenther <rguenther@suse.de>
4638 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4639 computed check stmt_ann->references_memory instead of counting
4642 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4644 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4645 validate_change() in one more case.
4647 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4649 PR tree-optimization/32283
4650 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4651 estimated_loop_iterations.
4652 (determine_use_iv_cost_condition): Decrease cost of expressions
4653 used in iv elimination.
4655 2007-09-08 Richard Guenther <rguenther@suse.de>
4657 * tree-cfg.c (verify_gimple_expr): Avoid building new
4658 pointer types, use TYPE_POINTER_TO if available instead.
4660 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4663 PR rtl-optimization/26449
4664 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4665 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4667 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4668 define_expand. Split insn in split1 pass.
4671 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4673 PR tree-optimization/33301
4674 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4677 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4679 PR tree-optimization/32183
4680 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4682 * tree-ssa-reassoc.c: Include cfgloop.h.
4683 (is_reassociable_op): Add a loop argument and return true only
4685 (linearize_expr): Updated.
4686 (should_break_up_subtract): Likewise.
4687 (linearize_expr_tree): Likewise.
4688 (init_reassoc): Call loop_optimizer_init with
4689 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4690 with CDI_DOMINATORS.
4691 (fini_reassoc): Call loop_optimizer_finalize.
4693 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4695 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4696 if there is no i-cache.
4698 2007-09-07 Richard Guenther <rguenther@suse.de>
4701 2007-09-06 Richard Guenther <rguenther@suse.de>
4703 PR tree-optimization/32586
4704 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4705 folding if nothing changed.
4706 (simplify_unary_expression): New function. Do tree combining
4707 on conversion like codes.
4708 (try_to_simplify): Call it.
4710 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4713 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4714 (__gthread_active,__gthread_start, __gthread_active_init): New.
4715 * gthr-posix95.h: Likewise.
4717 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4719 * function.h (struct function): Rename calls_unwind_init
4720 to saves_all_registers.
4721 (current_function_saves_all_registers): Renamed from
4722 current_function_calls_unwind_init.
4723 * reload1.c (reload): Set current_function_saves_all_registers.
4724 * except.c (expand_builtin_unwind_init): Likewise.
4725 * config/m68k/m68k.c (m68k_save_reg): Use
4726 current_function_saves_all_registers to save pic register.
4728 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4730 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4731 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4733 Reapply reverted changes:
4735 2007-09-06 Jan Hubicka <jh@suse.cz>
4737 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4740 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4742 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4743 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4745 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4747 * optabs.c (expand_float): Convert unsigned integer as signed only
4748 if it provides sufficient accuracy; add mode argument to real_2expN.
4749 (expand_fix): Fix comment typos; extend binary float into mode
4750 wider than destination for converion to unsigned integer; add mode
4751 argument to real_2expN.
4752 * real.c (real_2expN): Add mode argument to special-case decimal
4754 * real.h (real_2expN): Ditto.
4755 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4757 (fixed_from_string): Ditto.
4758 (fixed_to_decimal): Ditto.
4759 (fixed_convert_from_real): Ditto.
4760 (real_convert_from_fixed): Ditto.
4761 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4762 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4763 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4764 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4766 2007-09-07 Diego Novillo <dnovillo@google.com>
4768 * tree-flow.h (const_block_stmt_iterator): Remove.
4769 Update all users to use block_stmt_iterator.
4770 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4771 Update all users to use tree_stmt_iterator.
4773 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4775 * config/mips/mips.c (mips_set_current_function): Temporarily
4776 make this a no-op to fix bootstrap errors, pending rewrite.
4778 2007-09-07 Jan Hubicka <jh@suse.cz>
4780 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4783 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4785 PR tree-optimization/33299
4786 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4787 uses for all relevant loop-exit phis, not just the first.
4789 2007-09-07 Richard Guenther <rguenther@suse.de>
4792 * tree-ssa-operands.c (access_can_touch_variable): An access
4793 of the form (*p)[0] can touch a variable of same size.
4795 2007-09-07 Jan Hubicka <jh@suse.cz>
4797 * passes.c (init_optimization_passes): Add simple dce and addressable
4799 * tree-ssa.c (execute_update_addresses_taken): New function.
4800 (pass_update_address_taken): New.
4801 * tree-ssa-dse.c (execute_simple_dse): New function.
4802 (pass_simple_dse): New.
4803 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4805 2007-09-07 Tobias Burnus <burnus@net-b.de>
4808 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4810 2007-09-07 Richard Guenther <rguenther@suse.de>
4813 2007-09-06 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/32586
4816 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4817 folding if nothing changed.
4818 (simplify_unary_expression): New function. Do tree combining
4819 on conversion like codes.
4820 (try_to_simplify): Call it.
4822 2007-09-07 Richard Guenther <rguenther@suse.de>
4823 Uros Bizjak <ubizjak@gmail.com>
4825 PR tree-optimization/32821
4826 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4827 NULL in the call to set_bb_stmt_list.
4829 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4831 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4832 float calls here, rather than leaving some to the caller.
4833 Use call_internal_direct and call_value_internal_direct.
4834 * config/mips/mips.md (call_internal_direct): New pattern.
4835 (call_value_internal_direct): Likewise.
4837 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4839 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4840 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4842 (override_options): Set mips_base_move_loop_invariants.
4844 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4846 * config/mips/mips.opt (mcode-readable=): Move to keep list
4849 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4851 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4852 and -mgpopt options. Adjust the -G documentation to match.
4853 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4854 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4855 function, split out from mips_classify_symbol. Return false for
4856 !TARGET_LOCAL_SDATA.
4857 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4858 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4859 (override_options): Check whether the -mgpopt setting is consistent
4860 with the other flags.
4861 (symbolic_expression_p): Delete.
4862 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4863 and default_elf_select_rtx_section.
4864 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4865 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4866 external data and TARGET_EXTERN_SDATA.
4868 2007-09-07 Tobias Burnus <burnus@net-b.de>
4871 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4873 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4875 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4876 FOR_BB_INSNS_SAFE instead of for loop.
4877 * cse.c (cse_extended_basic_block): Likewise.
4878 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4879 that the for loop does not invoke NEXT_INSN on a deleted insn.
4880 * function.c (instantiate_virtual_regs): Likewise.
4881 * lower-subreg.c (remove_retval_note): Likewise.
4882 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4884 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4886 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4887 insn, if it's a jump.
4888 (try_redirect_by_replacing_jump): New variable jump_p. Call
4889 tablejump_p before delete_insn_chain.
4890 * reload1.c (reload): New variable next. Make sure that the for
4891 loop does not invoke NEXT_INSN on a deleted insn.
4892 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4893 (delete_output_reload): New variable prev. Make sure the the for
4894 loops do not invoke PREV_INSN on a deleted insn.
4896 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4898 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4899 * cgraph.h (rebuild_cgraph_edges): Declare.
4900 * tree-pass.h (pass_expand_omp_ssa): New.
4901 * omp-low.c (find_omp_clause): Export.
4902 (copy_var_decl): Split from omp_copy_decl_2.
4903 (build_omp_barrier): Return the call to emit instead of emitting
4905 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4907 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4908 expand_omp_for_generic, expand_omp_for_static_nochunk,
4909 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4910 Adapted to work on SSA form.
4911 (execute_expand_omp): Do not invalidate dominance information.
4912 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4913 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4914 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4916 (force_gimple_operand): Allow gimplifying code expressions without
4918 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4919 * common.opt (fopenmp-ssa): New.
4920 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4921 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4922 * tree-cfg.c: Include tree-inline.h.
4923 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4924 (replace_by_duplicate_decl, replace_ssa_name,
4925 mark_virtual_ops_in_region): New functions.
4926 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4927 to work on SSA form.
4928 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4929 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4932 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4934 * tree-loop-linear.c: Include obstack.h.
4935 (linear_transform_loops): New obstack lambda_obstack.
4936 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4937 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4938 and free afterwards.
4939 * lambda.h (struct obstack): New forward declaration.
4940 (lambda_linear_expression_new): New parameter of type struct
4942 (lambda_loopnest_new): Likewise.
4943 (lambda_loopnest_transform): Likewise.
4944 (lambda_body_vector_new): Likewise.
4945 (lambda_body_vector_compute_new): Likewise.
4946 (gcc_loopnest_to_lambda_loopnest): Likewise.
4947 (lambda_loopnest_to_gcc_loopnest): Likewise.
4948 * lambda-code.c: Include obstack.h.
4949 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4951 (lambda_body_vector_new): Likewise.
4952 (lambda_linear_expression_new): Likewise.
4953 (lambda_lattice_new): Likewise.
4954 (lambda_loopnest_new): Likewise. Additionally use obstack to
4955 allocate LN_LOOPS(ret).
4956 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4957 it to lambda_lattice_new.
4958 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4959 Pass it to lambda_body_vector_new.
4960 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4961 it to lambda_lattice_new.
4962 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4963 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4964 (lambda_compute_target_space): Likewise.
4965 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4966 Pass it to lambda_lattice_compute_base and
4967 compute_nest_using_fourieer_motzkin.
4968 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4969 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4970 and lambda_lattice_compute_target_space.
4971 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4972 Pass it to lambda_linear_expression_new.
4973 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4974 to gcc_tree_to_linear_expression.
4975 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4976 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4977 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4978 Pass it to lambda_body_vector_new and
4979 lambda_body_vector_compute_new.
4980 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4981 (lambda-code.o): Likewise.
4983 2007-09-06 Chao-ying Fu <fu@mips.com>
4985 * ginclude/stdfix.h: New file.
4986 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4987 (convert.o): Add dependence on fixed-value.h.
4988 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4989 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4990 to define fixed-point constants.
4991 (c_cpp_builtins): Define fixed-point constants.
4992 * convert.c (fixed-value.h): New include.
4993 (convert_to_real): Update comment to include fixed-point.
4994 Support FIXED_POINT_TYPE.
4995 (convert_to_integer): Update comment to include fixed-point.
4996 Support FIXED_POINT_TYPE.
4997 (convert_to_complex): Support FIXED_POINT_TYPE.
4998 (convert_to_fixed): New function.
4999 * convert.h (convert_to_fixed): Declare.
5000 * genopinit.c: Add comment about $Q for only fixed-point modes.
5001 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5002 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5003 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5004 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5005 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5006 usneg_optab for fixed-point modes.
5007 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5009 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5010 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5011 unsigned saturation optabs, when type is saturating.
5012 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5013 (expand_fixed_convert): New function.
5014 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5015 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5016 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5017 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5018 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5019 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5021 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5022 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5023 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5024 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5025 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5027 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5028 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5029 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5030 fractuns, satfractuns.
5031 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5032 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5033 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5034 OTI_ssmsub_widen, OTI_usmsub_widen.
5035 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5036 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5037 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5038 umsub_widen_optab, usmsub_widen_optab): Define.
5039 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5041 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5043 (expand_fixed_convert): Declare.
5044 * expr.c (convert_move): Support the move of fixed-point modes.
5045 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5046 (categorize_ctor_elements_1): Handle FIXED_CST.
5047 (count_type_elements): Handle FIXED_POINT_TYPE.
5048 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5049 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5051 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5052 multiply and add/subtract for fixed-point types.
5053 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5054 mode, we jump to binop directly.
5055 Support FIXED_CONVERT_EXPR.
5056 (do_store_flag): Check FIXED_CST to put a constant second.
5057 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5058 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5059 (const_vector_from_tree): Support FIXED_CST.
5060 * doc/extend.texi (Fixed-Point): New node.
5061 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5062 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5063 satfract, fractuns, satfractuns): Document them.
5065 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5067 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5068 addresses into I registers.
5070 2007-09-06 Jan Hubicka <jh@suse.cz>
5071 Andreas Tobler <a.tobler@schweiz.org>
5073 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5075 (machopic_legitimize_pic_address): Likewise.
5077 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5078 Jan Hubicka <jh@suse.cz>
5080 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5081 instead of ufloat_optab->handlers directly.
5082 (floatdidf2): Likewise.
5084 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5086 * config/mips/mips.c: Include diagnostic.h.
5087 (mips_set_current_function): Check errorcount and sorrycount
5088 before generating RTL.
5090 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5093 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5094 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5095 (print_operand_reloc): Likewise.
5097 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5101 2007-09-06 Jan Hubicka <jh@suse.cz>
5103 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5106 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5108 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5109 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5111 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5113 * optabs.c (expand_float): Convert unsigned integer as signed only
5114 if it provides sufficient accuracy; add mode argument to real_2expN.
5115 (expand_fix): Fix comment typos; extend binary float into mode
5116 wider than destination for converion to unsigned integer; add mode
5117 argument to real_2expN.
5118 * real.c (real_2expN): Add mode argument to special-case decimal
5120 * real.h (real_2expN): Ditto.
5121 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5123 (fixed_from_string): Ditto.
5124 (fixed_to_decimal): Ditto.
5125 (fixed_convert_from_real): Ditto.
5126 (real_convert_from_fixed): Ditto.
5127 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5128 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5129 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5130 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5132 2007-09-06 Tom Tromey <tromey@redhat.com>
5134 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5135 * c-pch.c (c_common_read_pch): Restore current location after
5137 * tree.c (expand_location): Update.
5138 (expr_filename): Changed return type. Unified the two cases.
5139 (expr_lineno): Likewise.
5140 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5142 * toplev.c (line_table): Changed type.
5143 (general_init): Update.
5144 (realloc_for_line_map): New function.
5145 (general_init): Allocate line_table using GC.
5146 * fix-header.c (line_table): Changed type.
5147 (read_scan_file): Update.
5148 (read_scan_file): Update.
5149 * c-ppoutput.c (maybe_print_line): Update.
5150 (print_line): Update.
5151 (cb_line_change): Update.
5152 (cb_define): Update.
5153 (pp_file_change): Update.
5154 * c-opts.c (c_common_init_options): Update.
5155 (finish_options): Update.
5156 (push_command_line_include): Update.
5157 * c-lex.c (cb_line_change): Update.
5158 (cb_def_pragma): Update.
5159 (cb_define): Update.
5161 (c_lex_with_flags): Use cpp_get_token_with_location.
5162 * input.h (line_table): Changed type.
5163 (location_from_locus): New macro.
5164 * tree.h (EXPR_FILENAME): No longer an lvalue.
5165 (EXPR_LINENO): Likewise.
5166 (expr_locus, set_expr_locus): Declare separately for
5167 USE_MAPPED_LOCATION.
5168 (expr_filename, expr_lineno): Changed return type.
5169 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5170 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5171 (expand_gimple_basic_block): Likewise.
5172 * final.c (final_scan_insn): Use expanded_location.
5174 2007-09-06 Richard Guenther <rguenther@suse.de>
5176 PR tree-optimization/32586
5177 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5178 folding if nothing changed.
5179 (simplify_unary_expression): New function. Do tree combining
5180 on conversion like codes.
5181 (try_to_simplify): Call it.
5182 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5183 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5185 2007-09-06 Jan Hubicka <jh@suse.cz>
5188 * cse.c (fold_rtx): Avoid invalid sharing.
5190 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5192 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5193 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5195 2007-09-06 Revital Eres <eres@il.ibm.com>
5197 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5198 Fix offsettable memory reference for 750CL.
5200 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5202 * reload.c (find_reloads_address_1): Try to preserve original
5203 base/index regclass of operands.
5204 * regrename.c (scan_rtx_address): Likewise.
5205 (replace_oldest_value_addr): Likewise.
5207 2007-09-06 Richard Guenther <rguenther@suse.de>
5209 PR tree-optimization/33302
5210 * domwalk.c (walk_dominator_tree): The exit block is
5211 interesting even if it is not reachable.
5213 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5216 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5218 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5220 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5223 2007-09-05 Ian Lance Taylor <iant@google.com>
5225 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5227 (dump_generic_node): Likewise.
5228 * print-rtl.c (print_decl_name): Likewise.
5229 * print-tree.c (print_node_brief): Likewise.
5230 (print_node): Likewise.
5231 * Makefile.in (RTL_BASE_H): Add alias.h.
5234 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5236 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5238 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5239 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5241 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5243 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5244 (tm_defines): Define UCLIBC_DEFAULT to 1.
5245 (extra_options): Add linux.opt.
5246 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5247 (CRT_CALL_STATIC_FUNCTION): Likewise.
5248 (NO_IMPLICIT_EXTERN_C): Likewise.
5249 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5250 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5251 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5252 (ENDFILE_SPEC): Don't define.
5253 (LIB_SPEC): Likewise.
5254 (CRT_CALL_STATIC_FUNCTION): Likewise.
5255 (NO_IMPLICIT_EXTERN_C): Likewise.
5256 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5257 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5259 2007-09-06 Jan Hubicka <jh@suse.cz>
5261 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5264 2007-09-06 Jan Hubicka <jh@suse.cz>
5266 * opts.c (common_handle_option): Enable inlining functions for
5269 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5271 * builtin-attrs.def (ATTR_NONNULL_3): New.
5272 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5273 ATTR_NOTHROW_NONNULL_##FA.
5274 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5275 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5276 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5277 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5278 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5279 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5280 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5282 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5283 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5284 ATTR_FORMAT_NOTHROW_3_4): Remove.
5285 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5286 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5287 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5288 instead of ATTR_FORMAT_*_*.
5290 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5292 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5293 parts re-used for REG_FRAME_RELATED_EXPR.
5295 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5297 * optabs.c (expand_float): Convert unsigned integer as signed only
5298 if it provides sufficient accuracy; add mode argument to real_2expN.
5299 (expand_fix): Fix comment typos; extend binary float into mode
5300 wider than destination for converion to unsigned integer; add mode
5301 argument to real_2expN.
5302 * real.c (real_2expN): Add mode argument to special-case decimal
5304 * real.h (real_2expN): Ditto.
5305 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5307 (fixed_from_string): Ditto.
5308 (fixed_to_decimal): Ditto.
5309 (fixed_convert_from_real): Ditto.
5310 (real_convert_from_fixed): Ditto.
5311 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5312 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5313 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5314 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5316 2007-09-05 Ian Lance Taylor <iant@google.com>
5318 * init-regs.c (initialize_uninitialized_regs): Call
5319 emit_insn_before rather than add_insn_before.
5321 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5323 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5324 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5325 * tree-inline.h (copy_body_data): Add call_expr field.
5326 * tree-inline.c (expand_call_inline): Initialize call_expr.
5327 (copy_bb): Append anonymous inline fn arguments to arguments
5328 when inlining a CALL_EXPR_VA_ARG_PACK call.
5329 * builtins.c (expand_builtin): Issue an error if
5330 BUILT_IN_VA_ARG_PACK is seen during expand.
5331 (fold_call_expr, fold_builtin_call_array): Don't fold
5332 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5333 __builtin_va_arg_pack () call as last argument.
5334 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5335 function is __builtin_va_arg_pack (), decrease number of call
5336 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5337 * expr.c (expand_expr_real_1): Issue an error if
5338 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5339 * tree-pretty-print.c (dump_generic_node): Handle printing
5340 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5341 * doc/extend.texi (__builtin_va_arg_pack): Document.
5343 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5345 PR tree-optimization/21513
5346 * builtins.c (build_builtin_expect_predicate): New function.
5347 (fold_builtin_expect): Add argument for expected value.
5348 Distribute __builtin_expect over short-circuiting operations.
5349 Fold nested builtin_expects.
5350 (fold_builtin_2): Adjust call to fold_builtin_expect.
5352 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5355 PR tree-optimization/13756
5356 * doc/invoke.texi (Options That Control Optimization): Document
5359 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5361 * gcc/config/i386/cpuid.h: New file.
5362 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5363 (describe_cache): Shrink size and line strings to 100 bytes.
5364 (detect_caches_amd): Return "" for unsupported max_ext_level.
5365 Use __cpuid function.
5366 (detect_caches_intel): Return "" for unsupported max_level.
5367 Use __cpuid function.
5368 (host_detect_local_cpu): Change feature flag variables to
5369 unsigned int. Initialize only extended feature flag variables.
5370 Use __get_cpuid_max to determine max supported cpuid level.
5371 Use __cpuid function to determine supported features. Fix
5372 calculation of family id. Remove is_amd and check signature
5373 directly. Check for Geode signature. Handle family 4 id.
5374 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5375 cpu discovery code to lower part of the function.
5376 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5377 for sub-architecture.
5378 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5379 [PROCESSOR_K8]: Add k8-sse3 architecture.
5380 [PROCESSOR_NOCONA]: Remove.
5381 [PROCESSOR_GENERIC64]: Ditto.
5382 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5383 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5384 to check for SSE and FXSAVE support.
5385 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5386 Add -minline-all-stringops.
5387 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5388 (x86_64-*-*): Ditto.
5390 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5392 * config/bfin/linux-unwind.h: New file.
5393 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5394 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5396 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5398 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5399 * stmt.c: Include alloc-pool.h.
5400 (struct case_node): Remove GTY marker.
5401 (add_case_node): New parameter case_node_pool. Use it for
5403 (expand_case): New allocation pool case_node_pool. Initialize it,
5404 pass to add_case_node and free it.
5406 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5407 David Ung <davidu@mips.com>
5408 Nigel Stephens <nigel@mips.com>
5410 Add mips16/nomips16 function attributes and -mflip-mips16 option
5411 for testing mixed-mode compilation.
5413 * config/mips/mips.opt (mflip-mips16): New.
5415 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5416 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5418 * config/mips/mips.c (mips_base_target_flags): New.
5419 (mips_base_mips16): New.
5420 (mips_base_schedule_insns): New.
5421 (mips_base_reorder_blocks_and_partition): New.
5422 (mips_base_align_loops): New.
5423 (mips_base_align_jumps): New.
5424 (mips_base_align_functions): New.
5425 (mips16_flipper): New.
5426 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5427 (TARGET_SET_CURRENT_FUNCTION): Define.
5428 (mips_mips16_type_p, mips_nomips16_type_p): New.
5429 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5430 (mips_function_ok_for_sibcall): Make it deal with functions with
5432 (mips_init_split_addresses): New, split out from override_options.
5433 (mips_init_relocs): New, split out from override_options.
5434 (was_mips16_p): New.
5435 (mips_set_mips16_mode): New, split out from override_options.
5436 (mips_set_current_function): New.
5437 (override_options): Add sorry for unsupported mips16/pic
5438 combination. Remove error for mips16/dsp combination. Save
5439 base option settings.
5440 (mips_file_start): Move mips16 mode setting output from here....
5441 (mips_output_function_prologue): ....to here.
5442 (mips_output_mi_thunk): Check for mips16 function.
5443 (build_mips16_function_stub): Don't set .mips16 here.
5444 (build_mips16_call_stub): Likewise.
5445 (mips_expand_builtin): Error in mips16 mode.
5446 (mips_use_mips16_mode_p): New.
5447 (mips_encode_section_info): Check for mips16 function, and set
5448 SYMBOL_REF_FLAGS accordingly.
5450 * doc/extend.texi (Function Attributes): Document new
5451 mips16/nomips16 attributes.
5452 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5453 (MIPS Options): Document -mflip-mips16.
5455 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5457 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5458 if we encounter TLS address in MIPS16 mode.
5459 (mips_legitimize_const_move): Check cannot_force_const_mem for
5460 the (const (plus symbol offset)) case; this forces invalid TLS
5461 address in MIPS16 mode to be caught by the above call to sorry.
5462 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5463 because that now enables emutls, which is not ABI compatible
5464 with native TLS in non-MIPS16 mode.
5466 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5468 Add target hook invoked when cfun changes.
5470 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5471 * target.h (struct gcc_target): Add set_current_function.
5472 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5473 (TARGET_INITIALIZER): Add initializer for set_current_function.
5474 * tree.h (push_struct_function): New.
5475 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5477 (set_cfun): Declare.
5478 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5480 (push_function_context_to): Use allocate_struct_function
5481 to create null context, not init_dummy_function_start. Use set_cfun.
5482 (pop_function_context_from): Use set_cfun.
5483 (in_dummy_function): New.
5484 (invoke_set_current_function_hook): New.
5486 (push_cfun, pop_cfun): Use set_cfun.
5487 (push_struct_function): New.
5488 (allocate_struct_function): Call invoke_set_current_function_hook
5490 (prepare_function_start): Don't set cfun here. Remove unused
5491 argument; fix all callers.
5492 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5493 push_struct_function.
5494 (init_function_start): Set cfun here.
5495 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5496 * omp-low.c (create_omp_child_function): Use push_struct_function
5497 and pop_cfun to save/restore state.
5498 (expand_omp_parallel): Remove unused saved_cfun variable.
5499 * cgraphunit.c (ipa_passes): Use set_cfun.
5500 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5501 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5502 * matrix-reorg.c (transform_allocation_sites): Likewise.
5503 (matrix_reorg): Use set_cfun.
5504 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5505 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5506 assignment to cfun; use set_cfun for the other.
5507 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5508 (dump_function_to_file): Use push_cfun/pop_cfun here.
5509 * c-decl.c (finish_function): Use set_cfun.
5511 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5513 * regrename.c (rerename_optimize): Use deferred rescanning and
5514 insert explicit calls to rescan insns when changed.
5516 2007-09-05 Jan Hubicka <jh@suse.cz>
5518 * optabs.c (libfunc_entry): Change optab to integer.
5519 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5520 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5521 of pointers for hashing.
5523 2007-09-05 Jan Hubicka <jh@suse.cz>
5525 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5527 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5528 * see.c (pass_see): Likewise.
5529 * tracer.c (pass_tracer): Likewise.
5530 * postreload-gcse.c (pass_gcse2): Likewise.
5531 * postreload.c (pass_postreload_cse): Likewise.
5532 * mode-switching.c (pass_mode_switching): Likewise.
5533 * modulo-sched.c (pass_sms): Likewise.
5534 * cse.c (cse_insn): Likewise.
5535 * web.c (pass_web): Likweise.
5536 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5537 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5538 * loop-init.c (pass_rtl_loop_init): Likewise.
5539 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5540 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5541 * global.c (pass_global_alloc): Likewise.
5542 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5543 pass_if_after_reload): Likewise.
5544 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5545 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5546 * regmove.c (pass_regmove): Likewise.
5547 * function.c (pass_thread_prologugues_epilogues): Likewise.
5548 * gcse.c (pass_gcse): Likewise.
5549 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5550 * lower-subreg.c (pass_lower_subreg2): Likewise.
5551 * bt-load.c (pass_branch_target_load): Likewise.
5552 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5553 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5554 * combine.c (pass_combine): Likewise.
5555 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5556 (pass_partition_blocks): Likewise.
5557 * var-tracking.c (pass_variable_track): Likewise.
5558 * reg-stack.c (pass_stack_regs_run): Likewise.
5559 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5560 * passes.c (pass_postreload): Likewise.
5561 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5562 * tree-pass.h (TODO_verify_rtl_sharing): New.
5563 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5564 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5565 TODO_set_props, TODO_df_finish, TODO_df_verify,
5566 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5568 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5570 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5571 fold_real_zero_addition_p, reorder_operands_p,
5572 div_if_zero_remainder, fold_undefer_overflow_warnings,
5573 int_binop_types_match_p, fold_convert_const_int_from_int,
5574 fold_convert_const_int_from_real,
5575 fold_convert_const_int_from_fixed,
5576 fold_convert_const_real_from_real,
5577 fold_convert_const_real_from_fixed,
5578 fold_convert_const_fixed_from_fixed,
5579 fold_convert_const_fixed_from_int,
5580 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5581 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5582 debug_fold_checksum, multiple_of_p): Constify.
5583 * tree-flow-inline.h (get_lineno): Likewise.
5584 * tree-flow.h (get_lineno): Likewise.
5585 * tree-object-size.c (compute_object_offset, addr_object_size,
5586 alloc_object_size, pass_through_call): Likewise.
5587 * tree-pretty-print.c (op_symbol, print_call_name,
5588 print_struct_decl, do_niy): Likewise.
5589 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5590 debug_fold_checksum): Likewise.
5592 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5595 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5596 note, remove the associated REG_RETVAL note.
5598 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5600 * config.gcc (powerpc*-*-*): Install
5601 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5602 * config/rs6000/spu2vmx.h: New header.
5603 * config/rs6000/si2vmx.h: New header.
5604 * config/rs6000/vec_types.h: New header.
5606 2007-09-05 Ben Elliston <bje@au.ibm.com>
5608 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5610 2007-09-05 Ben Elliston <bje@au.ibm.com>
5612 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5614 (__stdcx): Make asm volatile.
5615 (__stwcx, __stdcx): Return only 0 or 1.
5617 2007-09-05 Jan Hubicka <jh@suse.cz>
5621 2007-09-04 Jan Hubicka <jh@suse.cz>
5622 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5624 2007-09-04 Richard Guenther <rguenther@suse.de>
5625 * tree-ssa-operands.c (add_virtual_operand): Only mark
5626 stores as has_volatile_ops if alias information is not available.
5628 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5630 * config/rs6000/tramp.asm: Include config.h.
5631 Check __PIC__ or __pic__ macro instead of SHARED.
5633 PR rtl-optimization/32300
5634 * see.c (see_copy_insn): New function.
5635 (see_def_extension_not_merged, see_merge_one_use_extension,
5636 see_merge_one_def_extension): Use it. Avoid changing
5637 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5638 into sequences. Call df_insn_delete on temporary insns
5639 that won't be emitted into the insn stream.
5640 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5641 and run df_process_deferred_rescans () before run_fast_dce.
5643 PR tree-optimization/33017
5644 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5645 recurse for pure or const function calls.
5647 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5649 * c-format.c: Include alloc-pool.h.
5650 (check_format_info_main): New argument fwt_alloc. Use allocation
5651 pool instead of GC. Remove GC deallocation code.
5652 (check_format_arg): Create allocation pool, pass it to
5653 check_format_info_main and free it afterwards.
5654 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5656 2007-09-05 Ben Elliston <bje@au.ibm.com>
5658 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5659 Rename count macro arugment for clarity.
5660 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5661 (__protected_stream_set): Likewise, pass 0.
5663 2007-09-04 Jan Hubicka <jh@suse.cz>
5665 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5667 2007-09-04 Jan Hubicka <jh@suse.cz>
5669 * invoke.texi (-finline-small-functions): Document.
5670 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5671 when deciding what is inlinable.
5672 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5673 (cgraph_decide_inlining_of_small_function): Handle new flags.
5674 (cgraph_decide_inlining_incrementally): Likewise.
5675 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5676 * common.opt (finline-small-functions): New.
5677 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5679 2007-09-04 Richard Guenther <rguenther@suse.de>
5681 * tree-ssa-operands.c (add_virtual_operand): Only mark
5682 stores as has_volatile_ops if alias information is not available.
5684 2007-09-04 Andrew Haley <aph@redhat.com>
5686 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5688 2007-09-04 Andrew Haley <aph@redhat.com>
5690 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5691 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5692 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5694 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5697 * common.opt: Mention ABI version 2 in comment.
5699 2007-09-04 Jan Hubicka <jh@suse.cz>
5701 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5702 (libfunc_entry): New structure.
5703 (libfunc_hash): New hashtable.
5704 (hash_libfunc): New function.
5705 (eq_libfunc): New function.
5706 (convert_optab_libfunc): New function.
5707 (optab_libfunc): New function.
5708 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5709 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5710 expand_float, expand_fix, new_optab, new_convert_optab):
5711 Update for new libfunc API.
5712 (init_libfunc, init_integral_libfuncs,
5713 init_floating_libfuncs, init_interclass_conv_libfuncs
5714 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5715 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5716 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5717 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5718 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5719 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5720 gen_extend_conv_libfunc): New.
5721 (init_one_libfunc): Revamp for hashtables.
5722 (set_conv_libfunc): Likewise.
5723 (init_optabs): Initialize hashtable; use lazy initialization where
5725 * optabs.h (optab_handlers): Move out of GGC.
5726 (optab, convert_optab): Move out of GGC; add lazy gen info.
5727 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5728 (optab_libfunc, convert_optab_libfunc): New.
5729 * builtins.c (expand_builtin_powi): Update for new API.
5730 * expr.c (convert_move): Likewise.
5731 * expmed.c (expand_divmod): Likewise.
5733 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5735 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5736 GOT pointer only if there is a constant pool. Use the allocated space
5739 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5741 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5744 2007-09-04 Revital Eres <eres@il.ibm.com>
5745 Richard Guenther <rguenther@suse.de>
5746 R. Clint Whaley <whaley@cs.utsa.edu>
5748 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5750 * tree-tailcall.c (process_assignment): Use -fassociative-math
5751 when reodering operands of floating-point type.
5752 * fold-const.c (fold_comparison, fold_binary): Use
5753 -fassociative-math and -freciprocal-math instead of
5754 -funsafe-math-optimization flag.
5755 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5756 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5757 -freciprocal-math instead of -funsafe-math-optimizations.
5758 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5759 -fassociative-math when -ffast-math is set.
5760 (set_unsafe_math_optimizations_flags): New Function
5761 to set -freciprocal-math and -fassociative-math when
5762 -funsafe-math-optimizations is set.
5763 (common_handle_option): Call it.
5764 * tree-vectorizer.c (vect_is_simple_reduction): Use
5765 -fassociative-math when doing reduction on floats.
5766 * loop-unroll.c (analyze_insn_to_expand_var): Use
5767 -fassociative-math when expanding an accumulator of type float.
5768 * simplify-rtx.c (simplify_binary_operation_1): Use
5769 -fassociative-math and -freciprocal-math when reordeing operands
5770 of floating-point type.
5771 * combine.c (combine_simplify_rtx): Likewise.
5772 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5774 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5776 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5779 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5781 2007-09-04 Jan Hubicka <jh@suse.cz>
5783 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5785 2007-09-04 Jan Hubicka <jh@suse.cz>
5787 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5788 and corresponding MATCH_DUP.
5790 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5793 * combine.c (subst): Do not try to simplify X if it represents load
5794 of FP constant from the constant pool via float extension.
5796 2007-09-04 Ben Elliston <bje@au.ibm.com>
5798 * c-opts.c: Include "tm_p.h".
5799 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5801 2007-09-04 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/33291
5804 * tree-pretty-print.c (dump_generic_node): Dump all
5805 qualifiers for pointer types, not only first. Dump
5806 qualifiers for aggregate types as well.
5807 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5808 use the canonical type for building ARRAY_REFs.
5809 * gimplify.c (canonicalize_addr_expr): Clean up. The
5810 correct validness check is compatibility of the pointer
5811 types. Always use the canonical type for building
5812 ARRAY_REFs and ADDR_EXPRs.
5813 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5814 change that disabled propagation of ADDR_EXPRs into statements
5817 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5819 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5820 (umulsi3_highpart): Make into expanders; existing insns are
5821 now named *[insn]_nov6. Add stars to existing [insn]_v6
5822 counterparts' names.
5824 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5826 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5827 (unprotoize.o): Remove SHLIB_MULTILIB.
5829 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5831 * doc/extend.texi: Document progmem attribute for AVR.
5833 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5836 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5838 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5840 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5843 * optabs.c: Remove unnecessary forward declarations.
5844 (expand_unop_direct): New, broken out of expand_unop.
5845 (expand_doubleword_clz): New.
5846 (expand_ctz): Move above expand_ffs. Use
5847 start_sequence, end_sequence, add_equal_note, and
5848 expand_unop_direct. Add more commentary.
5849 (expand_ffs): Try both ctz optab and expand_ctz.
5850 Generate a test and branch if the hardware doesn't give us
5851 a useful value for input zero. Style improvements similar to
5854 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5856 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5858 * config.gcc: Delete stanza for arm-semi-aof and
5859 armel-semi-aof targets.
5860 * config/arm/arm-protos.h
5862 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5863 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5864 delete aof_pic_label and remove mention of AOF in comments.
5865 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5867 * config/arm/semiaof.h
5868 * config/arm/t-semi: Delete file.
5870 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5872 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5873 CONST_CAST_BB): New macros for type-specific casts.
5874 (CONST_CAST): Add a TYPE parameter and define it in terms of
5877 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5878 * c-lex.c (cb_ident, lex_string): Likewise,
5879 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5880 * config/i386/i386.c (ix86_function_regparm,
5881 ix86_function_sseregparm): Use CONST_CAST_TREE.
5882 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5884 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5885 give_switch, set_multilib_dir): Likewise,
5886 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5887 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5888 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5889 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5890 * prefix.c (update_path): Likewise,
5891 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5892 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5893 * tree-cfg.c (tree_can_merge_blocks_p,
5894 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5895 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5896 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5897 (attribute_list_contained): Use CONST_CAST_TREE.
5899 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5901 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5903 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5906 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5907 before forcing them into a register.
5909 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5911 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5912 rather than define_code_macro.
5914 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5916 * gcc.c (xputenv): New function.
5917 (putenv_from_prefixes): Use xputenv instead of putenv.
5918 (process_command): Use xputenv instead of putenv.
5919 (set_collect_gcc_options): Use xputenv instead of putenv.
5920 (main): Use xputenv instead of putenv.
5922 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5924 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5925 availability of swap instruction.
5926 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5928 2007-09-03 Revital Eres <eres@il.ibm.com>
5930 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5933 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5934 Ayal Zaks <zaks@il.ibm.com>
5935 Revital Eres <eres@il.ibm.com>
5937 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5938 compute_split_row): New functions.
5939 (ps_unschedule_node): Remove.
5940 (normalize_sched_times): Iterate over the already scheduled
5941 insns instead of the number of nodes.
5942 (MAX_SPLIT_NUM): New definition.
5943 (sms_schedule_by_order): Change the scheduling heuristic to
5944 avoid useless increases of initiation interval ii.
5945 (get_sched_window): Add dump printouts.
5947 2007-09-02 David Daney <ddaney@avtrex.com>
5949 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5950 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5951 (optab, insn): Add more attributes.
5952 (fetchop_bit): New code macro.
5953 (immediate_insn): New code macro attribute.
5954 (sync): Change condition to ISA_HAS_SYNC.
5955 (rdhwr): Change predicate for operand 0 to register_operand.
5956 (memory_barrier): New expand.
5957 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5958 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5959 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5960 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5961 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5962 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5963 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5964 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5965 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5967 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5968 Hans-Peter Nilsson <hp@axis.com>
5970 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5971 Defined to describe availability and behavior of CLZ.
5972 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5973 * config/cris/cris.opt: Tweak comment for "-metrax4".
5974 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5975 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5976 (count_leading_zeros): Define.
5978 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5980 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5982 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5985 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5988 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5990 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5991 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5992 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5993 sched-deps.c, sched-int.h, system.h, target.h,
5994 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5995 tree.def: Fix comment typos.
5997 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5999 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6000 (override_options): Turn on -mstrict-align on non-ColdFire
6002 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6004 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6006 * c-common.c (const_strip_array_types): Delete.
6007 * c-common.h (const_strip_array_types): Likewise.
6008 * emit-rtl.c (const_next_insn, const_previous_insn,
6009 const_next_nonnote_insn, const_prev_nonnote_insn,
6010 const_next_real_insn, const_prev_real_insn,
6011 const_next_active_insn, const_prev_active_insn, const_next_label,
6012 const_prev_label): Delete.
6013 * gimple-low.c (block_may_fallthru): Use expr_last.
6014 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6015 * rtl.h (const_previous_insn, const_next_insn,
6016 const_prev_nonnote_insn, const_next_nonnote_insn,
6017 const_prev_real_insn, const_next_real_insn,
6018 const_prev_active_insn, const_next_active_insn, const_prev_label,
6019 const_next_label): Delete.
6020 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6021 * system.h (CONST_CAST): Update comment.
6022 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6023 (const_first_stmt, const_last_stmt): Delete.
6024 (tree_block_ends_with_condjump_p): Use last_stmt.
6025 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6026 * tree-iterator.c (const_expr_first, const_expr_last,
6027 const_expr_only): Delete.
6028 * tree.c (const_lookup_attribute): Likewise.
6029 (attribute_list_contained): Use lookup_attribute.
6030 * tree.h (const_lookup_attribute, const_expr_first,
6031 const_expr_last, const_expr_only): Delete.
6033 2007-09-01 Richard Guenther <rguenther@suse.de>
6035 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6036 instead of TREE_THIS_VOLATILE.
6037 * tree-ssa-operands.c (add_virtual_operand): Do not set
6038 has_volatile_ops. Do not check s_ann for NULL.
6039 (get_indirect_ref_operands): Likewise.
6040 (get_expr_operands): Likewise. For all reference trees
6041 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6042 check base of reference for TREE_THIS_VOLATILE.
6044 2007-09-01 Richard Guenther <rguenther@suse.de>
6046 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6047 between integral types. Also allow conversions between
6050 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6052 * optabs.c (prepare_float_lib_cmp): Use
6053 libgcc_cmp_return_mode instead of word_mode.
6054 * config/dfp-bit.h: Likewise.
6055 * config/fp-bit.h: Likewise.
6056 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6058 (spu_libgcc_shift_count_mode): New function.
6059 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6060 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6062 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6064 * tree-pretty-print.c: Include output.h.
6065 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6066 HOST_WIDE_INT_PRINT_DEC.
6067 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6069 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6071 PR rtl-optimization/33224
6072 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6073 to the analysed region.
6075 2007-08-31 Richard Guenther <rguenther@suse.de>
6077 * function.c (allocate_struct_function): Do not set
6078 current_function_returns_pointer.
6079 * function.h (struct var_refs_queue): Remove.
6080 (struct simple_obstack_stack): Likewise.
6081 (struct function): Remove fixup_var_refs_queue member.
6082 Remove returns_pointer flag.
6083 (current_function_returns_pointer): Remove define.
6085 2007-08-31 Nick Clifton <nickc@redhat.com>
6087 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6088 secondary keys in order to obtain a stable sort.
6090 2007-08-31 Nick Clifton <nickc@redhat.com>
6093 * config/m32r/constraints.md: Add W constraint for integer zero.
6094 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6095 Fix length calculation by using alternatives.
6097 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6099 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6100 split out from expand_binop.
6101 (avoid_expensive_constant): New function.
6102 (expand_binop_directly): Remove commutative_op argument and
6103 (expand_binop_directly): Remove commutative_op argument and
6104 call cummutative_optab_p instead. Do not change op0 or op1
6105 when swapping xop0 and xop1. Apply avoid_expensive_constant
6106 to each argument after potential swapping. Enforce the
6107 canonical order of commutative operands.
6108 (expand_binop): Use shift_optab_p and commutative_optab_p.
6109 Update the calls to expand_binop_directly. Only force constants
6110 into registers when widening an operation. Only swap operands
6111 once a direct expansion has been rejected.
6112 (expand_twoval_binop): Only force constants into registers when
6113 using a direct expansion.
6115 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6117 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6118 (sched_analyze_insn): Don't postprocess speculative dependencies when
6119 target has no scheduling.
6120 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6121 'uninitialized' warning.
6123 2007-08-31 Richard Guenther <rguenther@suse.de>
6125 * tree.c (build_complex_type): Always set TYPE_NAME for
6128 2007-08-31 Olivier Hainque <hainque@adacore.com>
6130 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6131 internal macro. Default alignment factor for csect directives, chosen
6132 to match what BIGGEST_ALIGNMENT allows.
6133 (DATA_SECTION_ASM_OP): Use it.
6134 * config/rs6000/rs6000.c
6135 (rs6000_xcoff_output_readonly_section_asm_op):
6136 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6137 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6139 2007-08-31 Olivier Hainque <hainque@adacore.com>
6141 * dbxout.c (dbxout_block): Move declaration within the first
6142 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6143 block to include the definition, together with the associated
6146 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6147 Revital Eres <eres@il.ibm.com>
6149 * doc/invoke.texi (-mpaired): Document flag.
6150 * config.gcc: Include paired.h in powerpc extra_headers and
6151 750cl.h in powerpc-*-linux*paired*.
6152 * config/rs6000/rs6000.opt (-mpaired): New flag.
6153 * config/rs6000/rs6000.c (paired_init_builtins,
6154 paired_expand_builtin, paired_expand_lv_builtin,
6155 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6156 New functions to support the paired single builtin functions.
6157 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6158 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6160 (bdesc_paired_preds): New structure for paired predicate
6162 (rs6000_expand_builtin): Expand paired single builtins.
6163 (rs6000_init_builtins): Init paired single builtins.
6164 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6165 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6166 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6167 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6168 (rs6000_vector_mode_supported_p): Support paired vector mode.
6169 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6170 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6172 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6173 (DATA_ALIGNMENT): Likewise.
6174 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6175 (rs6000_builtins): Add PAIRED builtins.
6176 * config/rs6000/rs6000.md: Include paired.md.
6177 * config/rs6000/paired.h: New.
6178 * config/rs6000/paired.md: New.
6179 * config/rs6000/750cl.h: New.
6180 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6182 2007-08-30 Ollie Wild <aaw@google.com>
6184 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6185 * gcc.c (default_compilers): Add -fno-directives-only to
6186 @assembler-with-cpp.
6188 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6192 * regclass.c (initial_fixed_regs): Revert previous change and make
6194 (initial_call_used_regs): Likewise.
6195 (initial_call_really_used_regs): Delete, reverting previous addition.
6196 (initial_reg_names): Likewise.
6197 (init_reg_sets): Revert previous change.
6198 (saved_fixed_regs): New.
6199 (saved_call_used_regs): New.
6200 (saved_call_really_used_regs): New.
6201 (saved_reg_names): New.
6202 (save_register_info): New.
6203 (restore_register_info): New.
6204 (init_reg_sets_1): Replace reset of register info with call to
6205 restore_register_info.
6206 * rtl.h (save_register_info): Declare.
6207 * toplev.c (backend_init): Call save_register_info.
6209 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6211 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6212 from the original statement.
6214 2007-08-30 Chao-ying Fu <fu@mips.com>
6216 * c-lex.c (interpret_fixed): Declare.
6217 (interpret_float): Process _Fract and _Accum.
6218 (interpret_fixed): New function.
6219 * final.c (output_addr_const): Process CONST_FIXED.
6220 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6221 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6223 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6225 (simplify_immed_subreg): Support CONST_FIXED.
6226 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6227 (simplify_subreg): Support CONST_FIXED.
6229 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6231 * config/rs6000/ppu_intrinsics.h: New file.
6232 * config.gcc (powerpc*-*-* <extra_headers>): Install
6235 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6237 * cfg.c (dump_flow_info): Change to also print entry and exit
6239 * print-rtl.c (print_rtl_single): Allow to print rtl with
6242 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6244 * df-core.h (df_dump_region): New function.
6245 * df.h (df_dump_region): New function.
6246 * loop-invariant.c (find_defs): Add call to df_dump_region.
6247 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6250 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6253 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6254 true if any of the compare_section_name calls returned true,
6255 rather than if any returned false.
6257 2007-08-30 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/33199
6260 * tree-ssa-structalias.c (handle_lhs_call): New function.
6261 (find_func_aliases): In non-IPA mode make sure that for
6262 calls that return a pointer we add a constraint for the
6263 result to point to anything.
6265 2007-08-30 Richard Guenther <rguenther@suse.de>
6267 * doc/invoke.texi (-mveclibabi): Document new target option.
6268 * config/i386/i386.opt (-mveclibabi): New target option.
6269 * config/i386/i386.c (ix86_veclib_handler): Handler for
6270 vectorization library support.
6271 (override_options): Handle the -mveclibabi option, initialize
6272 the vectorization library handler.
6273 (ix86_builtin_vectorized_function): As fallback call the
6274 vectorization library handler, if set.
6275 (ix86_veclibabi_acml): New static function for ACML ABI style
6276 vectorization support.
6278 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6280 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6281 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6282 SImode and update m. Don't run gen_lowpart_common on arbitrary
6283 memory address, force it to register first.
6286 * dce.c (dce_process_block): Don't delete setters of
6287 artificially used registers.
6289 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6291 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6292 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6293 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6295 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6297 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6299 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6300 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6302 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6304 * system.h: Activate -Wcast-qual as warning-only.
6306 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6309 * config/rs6000/rs6000.c (compare_section_name): New function.
6310 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6313 2007-08-29 Olivier Hainque <hainque@adacore.com>
6315 * xcoffout.c: #include debug.h.
6316 * Makefile.in (xcoffout.o): Add debug.h dependency.
6318 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6320 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6321 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6323 2007-08-29 Richard Guenther <rguenther@suse.de>
6325 * tree-pretty-print.c (dump_generic_node): Print
6326 label DECL_UID as D.%u.
6327 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6329 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6331 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6332 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6334 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6337 * tree.c (build_type_attribute_qual_variant): Set canonical types
6338 on the final, unqualified attribute variant before building the
6341 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6343 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6344 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6346 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6349 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6350 * config/bfin/bfin.md (composev2hi): Put operands into vector
6353 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6355 * config/bfin/bfin.md (composev2hi): Put operands into vector
6358 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6360 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6361 attribute when appropriate.
6362 (bfin_handle_l1_text_attribute): New.
6363 (bfin_handle_l1_data_attribute): New.
6364 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6365 l1_data_A and l1_data_B.
6366 * doc/extend.texi (node Function Attributes): Document l1_text
6368 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6369 l1_data_A and l1_data_B variable attributes.
6371 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6373 * config/bfin/bfin.opt (minline-plt): Add.
6374 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6375 call to global functions.
6376 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6377 (Blackfin Options): Document -minline-plt.
6379 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6381 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6382 given a non-function.
6383 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6385 2007-08-28 DJ Delorie <dj@redhat.com>
6387 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6389 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6391 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6393 2007-08-28 Richard Guenther <rguenther@suse.de>
6395 * tree.h (struct tree_function_decl): Increase size of
6396 function_code bitfield.
6398 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6399 Kazu Hirata <kazu@codesourcery.com>
6401 * gcc/config/m68k/linux.h
6402 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6403 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6404 (m68k_return_in_memory): New.
6405 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6408 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6411 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6412 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6413 operand) when top VEC_SELECT extracts scalar element.
6414 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6415 (*vec_extract_v4sf_mem): Ditto.
6417 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6420 * passes.c (init_optimization_passes): Move pass_df_finish
6421 after pass_postreload sublist.
6423 PR rtl-optimization/33148
6424 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6425 (neg (lt X 0)) if X has scalar int mode.
6428 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6429 initializer, use build_vector_from_ctor if possible to create
6430 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6431 even after this, return NULL.
6433 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6435 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6437 2007-08-28 Richard Guenther <rguenther@suse.de>
6439 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6440 (struct tree_function_decl): Make function_code a bitfield.
6441 Add disregard_inline_limits flag.
6442 * cgraphunit.c (cgraph_process_new_functions): Check
6443 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6444 (cgraph_preserve_function_body_p): Likewise.
6445 * ipa-inline.c (compute_inline_parameters): Likewise.
6446 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6447 for GNU C extern inline functions.
6448 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6449 * tree-inline.c (disregard_inline_limits_p): Remove.
6450 * tree-inline.h (disregard_inline_limits_p): Likewise.
6451 * c-common.c (handle_always_inline_attribute): Set
6452 DECL_DISREGARD_INLINE_LIMITS.
6453 * langhooks.c (add_builtin_function): Verify the function code
6454 fits in the bitfield.
6456 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6457 Vladimir Yanovsky <yanov@il.ibm.com>
6458 Revital Eres <eres@il.ibm.com>
6459 Andrey Belevantsev <abel@ispras.ru>
6461 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6463 * modulo-sched.c: Add documentation regarding do-loop.
6464 (doloop_register_get): Change number of arguments to support
6465 the new do-loop pattern and check whether COUNT_REG has no other
6466 occurences in the loop besides in the control part.
6467 (duplicate_insns_of_cycles): Do not duplicate the insn which
6468 changes count_reg as it is already adjusted.
6469 (generate_prolog_epilog): New argument to support the new
6470 do-loop pattern. Change the subtract instruction to use
6471 expand_simple_binop. Call duplicate_insns_of_cycles with new
6473 (sms_schedule): Call doloop_register_get and
6474 generate_prolog_epilog with new argument. Do not handle loops
6475 with single sets insns with subreg in their lhs.
6476 * loop-doloop.c (doloop_optimize): Support for another do-loop
6478 (doloop_condition_get): Gets an instruction instead of a pattern
6479 and change the return condition when the do-loop pattern is
6481 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6482 deps when considering to not create edges.
6484 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6486 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6489 2007-08-27 Jason Merrill <jason@redhat.com>
6492 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6493 zero-sized types after calling gimplify_modify_expr_rhs.
6495 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6497 * regclass.c (init_reg_autoinc): Fix typo.
6499 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6501 Fix PR tree-optimization/33173
6502 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6504 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6507 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6508 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6511 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6512 David Ung <davidu@mips.com>
6513 Nigel Stephens <nigel@mips.com>
6515 Separate target-specific initialization from general
6516 back-end initialization.
6518 * toplev.c (init_alignments): New, split out from...
6519 (process_options): ...here.
6520 (backend_init_target): New, split out from...
6521 (backend_init): ...here.
6522 (lang_dependent_init_target): New, split out from...
6523 (lang_dependent_init): ...here.
6524 (target_reinit): New.
6525 * toplev.h (target_reinit): Declare.
6526 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6527 now can be called more than once. Update comments.
6528 * expr.h (init_expr_target): Likewise.
6529 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6530 now can be called more than once. Explicitly zero
6531 static_reg_base_value.
6532 * emit-rtl.c (init_emit_regs): New, split out from...
6533 (init_emit_once): Here.
6534 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6535 non-const, so that changes from command-line arguments can overwrite
6536 values provided by the static initializers.
6537 (initial_call_really_used_regs): New, used similarly to the above.
6538 (initial_reg_names): Likewise.
6539 (last_mode_for_init_move_cost): Promoted function-local static to
6540 file-scope static to make it accessible outside init_move_cost.
6541 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6542 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6543 reg_names since it is needed for parsing command-line options.
6544 (init_move_cost): Use last_mode_for_init_move_cost instead of
6545 function-local static.
6546 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6547 call_really_used_regs now. Reinitialize reg_names. Also
6548 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6549 reg_class_superunion. Clear losing_caller_save_reg_set.
6550 Preserve global registers if called more than once. Reset
6551 move cost, may_move_in_cost, may_move_out_cost, and
6552 last_mode_for_init_move_cost.
6553 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6554 can now be invoked more than once. Update comments.
6555 (init_regs): Update comments.
6556 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6557 and initial_call_really_used_regs, instead of the non-initial
6558 variables. This allows us to save the command-line register settings
6559 after target reinitialization.
6560 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6561 * rtl.h (init_emit_regs): Declare.
6562 (init_reg_modes_target, init_alias_target): Renamed as described
6564 * reload1.c (init_reload): Update comments.
6565 * optabs.c (init_optabs): Likewise.
6566 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6568 2007-08-26 Chao-ying Fu <fu@mips.com>
6570 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6573 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6575 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6577 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6579 * bb-reorder.c (copy_bb_p): Likewise.
6580 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6581 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6582 block_ends_with_condjump_p): Likewise.
6583 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6584 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6585 block_ends_with_condjump_p): Likewise.
6586 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6587 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6588 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6589 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6590 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6591 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6592 debug_true_const_tree instad of debug_true_tree.
6593 * debug.c (do_nothing_debug_hooks): Likewise.
6594 * debug.h (ignore_block, debug_true_const_tree): Constify.
6595 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6596 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6597 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6598 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6599 dbx_reg_number, is_based_loc, field_type,
6600 simple_type_align_in_bits, simple_decl_align_in_bits,
6601 simple_type_size_in_bits, field_byte_offset, insert_float,
6602 type_tag, member_declared_type, is_redundant_typedef,
6603 secname_for_decl, is_inlined_entry_point): Likewise.
6604 * emit-rtl.c (const_next_insn, const_previous_insn,
6605 const_next_nonnote_insn, const_prev_nonnote_insn,
6606 const_next_real_insn, const_prev_real_insn,
6607 const_next_active_insn, const_prev_active_insn, const_next_label,
6608 const_prev_label): Likewise.
6609 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6611 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6612 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6613 sched_insn_is_legitimate_for_speculation_p): Likewise.
6614 * jump.c (reversed_comparison_code_parts,
6615 reversed_comparison_code, reversed_comparison, condjump_label):
6617 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6618 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6620 * rtl.h (const_previous_insn, const_next_insn,
6621 const_prev_nonnote_insn, const_next_nonnote_insn,
6622 const_prev_real_insn, const_next_real_insn,
6623 const_prev_active_insn, const_next_active_insn, const_prev_label,
6624 const_next_label, modified_between_p, modified_in_p,
6625 const_note_storeskeep_with_call_p, condjump_label,
6626 reversed_comparison, reversed_comparison_code,
6627 reversed_comparison_code_parts, memory_modified_in_insn_p,
6628 stack_regs_mentioned): Likewise.
6629 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6630 keep_with_call_p): Likewise.
6631 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6632 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6633 sd_lists_size, sd_lists_empty_p): Likewise.
6634 * sched-int.h (sched_insns_conditions_mutex_p,
6635 haifa_classify_insn, no_real_insns_p,
6636 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6637 sd_lists_size, sd_lists_empty_p): Likewise.
6638 * sdbout.c (sdb_debug_hooks): Likewise.
6639 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6640 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6641 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6643 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6644 tree_can_throw_internal): Likewise.
6645 * tree-flow-inline.h (phi_nodes): Likewise.
6646 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6647 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6648 * tree-gimple.c (const_get_call_expr_in): Likewise.
6649 * tree-gimple.h (const_get_call_expr_in): Likewise.
6650 * tree.c (const_lookup_attribute, attribute_list_equal,
6651 attribute_list_contained): Likewise.
6652 * tree.h (attribute_list_equal, attribute_list_contained,
6653 const_lookup_attribute): Likewise.
6654 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6656 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6658 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6659 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6661 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6664 * config/alpha/constraints.md: Delete "svn:mime-type" property
6665 with svn propdel "svn:mime-type".
6667 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6670 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6671 non NOTE insn doesn't cross basic block.
6672 (noce_try_abs): Likewise.
6673 (noce_process_if_block): Likewise.
6675 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6678 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6679 operand without auto-inc-dec.
6680 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6681 offsettable_mem_operand.
6682 (floatunssidf2_internal): Same.
6683 (fix_truncdfsi2_internal): Same.
6684 (floatsidf_ppc64): Same.
6685 (floatunssidf_ppc64): Same.
6686 (fix_trunctfsi2_internal): Same.
6688 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6691 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6692 pass defines needed for version.c.
6694 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6696 * configure.ac (--debug-prefix-map check): Change assembler
6697 version presumed to have feature to 2.18.
6698 * configure: Regenerate.
6700 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6702 * c-common.c (vector_types_convertible_p,
6703 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6704 self_promoting_args_p): Constify.
6705 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6706 c_promoting_integer_type_p, self_promoting_args_p,
6707 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6708 * c-decl.c (anon_aggr_type_p): Likewise.
6709 * * c-dump.c (dump_stmt): Likewise.
6710 * c-objc-common.c (has_c_linkage): Likewise.
6711 * c-tree.h (same_translation_unit_p): Likewise.
6712 * c-typeck.c (null_pointer_constant_p,
6713 tagged_types_tu_compatible_p, function_types_compatible_p,
6714 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6715 comptypes_internal, struct tagged_tu_seen_cache,
6716 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6717 c_size_in_bytes): Likewise.
6718 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6719 hash_ptr, eq_ptr): Likewise.
6720 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6721 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6722 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6723 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6725 * optabs.c (optab_for_tree_code): Likewise.
6726 * optabs.h (optab_for_tree_code): Likewise.
6727 * rtl.h (simplify_rtx): Likewise.
6728 * simplify-rtx.c (simplify_rtx): Likewise.
6729 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6730 dump_flag, dump_node): Likewise.
6731 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6732 queue_and_dump_type, dump_flag): Likewise.
6733 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6734 * tree-pass.h (dump_node): Likewise.
6735 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6736 supportable_narrowing_operation): Likewise.
6737 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6738 supportable_narrowing_operation): Likewise.
6739 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6740 is_negative_overflow_infinity, is_positive_overflow_infinity,
6741 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6742 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6743 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6744 ssa_name_nonzero_p, fp_predicate): Likewise.
6745 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6746 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6747 ssa_name_nonnegative_p): Likewise.
6749 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6751 * config.gcc : Add x86_64-elf target.
6753 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6755 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6757 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6758 Nigel Stephens <nigel@mips.com>
6762 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6763 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6764 * expr.c (SET_BY_PIECES_P): Define.
6765 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6766 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6767 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6769 * expr.h (SET_RATIO): Define.
6770 (can_store_by_pieces, store_by_pieces): Update prototypes.
6771 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6772 can_store_by_pieces/store_by_pieces.
6773 (expand_builtin_memcpy_args): Likewise.
6774 (expand_builtin_strncpy): Likewise.
6775 (expand_builtin_memset_args): Likewise. Also remove special case
6776 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6777 decide what to do instead.
6778 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6779 to can_store_by_pieces.
6781 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6782 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6784 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6785 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6786 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6787 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6788 (STORE_BY_PIECES_P): Define.
6790 2007-08-24 Tom Tromey <tromey@redhat.com>
6792 * varpool.c (varpool_last_needed_node): Fix comment typo.
6793 * c-decl.c (duplicate_decls): Fix comment typo.
6794 (clone_underlying_type): Update comment.
6796 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6798 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6799 alpha_in_small_data_p, alpha_split_complex_arg,
6800 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6802 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6803 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6805 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6806 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6807 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6808 * config/darwin.c (darwin_binds_local_p): Likewise.
6809 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6811 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6812 i386_pe_valid_dllimport_attribute_p): Likewise.
6813 * config/i386/i386.c (ix86_function_regparm,
6814 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6815 x86_can_output_mi_thunk, ix86_mangle_type,
6816 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6817 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6818 i386_pe_binds_local_p): Likewise.
6819 * config/ia64/ia64.c
6820 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6821 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6822 ia64_invalid_conversion, ia64_invalid_unary_op,
6823 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6825 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6826 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6827 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6828 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6829 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6830 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6831 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6832 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6833 * config/pa/pa.c (pa_commutative_p): Likewise.
6834 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6836 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6837 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6838 rs6000_use_blocks_for_constant_p,
6839 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6840 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6841 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6842 * config/s390/s390.c (s390_mangle_type,
6843 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6845 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6846 th_in_small_data_p): Likewise.
6847 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6848 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6850 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6851 sparc_mangle_type): Likewise.
6852 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6853 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6854 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6856 * hooks.c (hook_bool_mode_const_rtx_false,
6857 hook_bool_mode_const_rtx_true,
6858 hook_bool_const_tree_hwi_hwi_const_tree_false,
6859 hook_bool_const_tree_hwi_hwi_const_tree_true,
6860 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6861 hook_constcharptr_const_tree_null,
6862 hook_constcharptr_const_rtx_null,
6863 hook_constcharptr_const_tree_const_tree_null,
6864 hook_constcharptr_int_const_tree_null,
6865 hook_constcharptr_int_const_tree_const_tree_null): New.
6866 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6867 hook_bool_tree_hwi_hwi_tree_false,
6868 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6869 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6870 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6871 hook_constcharptr_int_tree_null,
6872 hook_constcharptr_int_tree_tree_null): Delete.
6873 (default_can_output_mi_thunk_no_vcall): Constify.
6874 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6875 hook_bool_tree_hwi_hwi_tree_false,
6876 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6877 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6878 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6879 hook_constcharptr_int_tree_null,
6880 hook_constcharptr_int_tree_tree_null): Delete.
6881 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6882 hook_bool_const_tree_hwi_hwi_const_tree_false,
6883 hook_bool_const_tree_hwi_hwi_const_tree_true,
6884 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6885 hook_constcharptr_const_tree_null,
6886 hook_constcharptr_const_rtx_null,
6887 hook_constcharptr_const_tree_const_tree_null,
6888 hook_constcharptr_int_const_tree_null,
6889 hook_constcharptr_int_const_tree_const_tree_null): New.
6890 (default_can_output_mi_thunk_no_vcall): Constify.
6891 * integrate.c (function_attribute_inlinable_p): Likewise.
6892 * integrate.h (function_attribute_inlinable_p): Likewise.
6893 * jump.c (rtx_renumbered_equal_p): Likewise.
6894 * output.h (decl_readonly_section, categorize_decl_for_section,
6895 default_use_anchors_for_symbol_p, default_binds_local_p,
6896 default_binds_local_p_1): Likewise.
6897 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6899 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6900 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6901 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6902 TARGET_COMP_TYPE_ATTRIBUTES,
6903 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6904 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6905 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6906 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6907 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6908 * target.h (can_output_mi_thunk, needs_block_p,
6909 first_cycle_multipass_dfa_lookahead_guard_spec,
6910 vector_alignment_reachable, comp_type_attributes,
6911 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6912 commutative_p, use_blocks_for_constant_p,
6913 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6914 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6915 invalid_within_doloop, valid_dllimport_attribute_p,
6916 split_complex_arg, invalid_arg_for_unprototyped_fn,
6917 invalid_conversion, invalid_unary_op, invalid_binary_op):
6919 * targhooks.c (default_invalid_within_doloop,
6920 hook_invalid_arg_for_unprototyped_fn,
6921 default_builtin_vector_alignment_reachable): Likewise.
6922 (hook_bool_rtx_commutative_p): Delete.
6923 (hook_bool_const_rtx_commutative_p): New.
6924 * targhooks.h (default_invalid_within_doloop,
6925 default_builtin_vector_alignment_reachable,
6926 hook_invalid_arg_for_unprototyped_fn): Constify.
6927 (hook_bool_rtx_commutative_p): Delete.
6928 (hook_bool_const_rtx_commutative_p): New.
6929 * varasm.c (bss_initializer_p, decl_default_tls_model,
6930 categorize_decl_for_section, decl_readonly_section,
6931 default_use_anchors_for_symbol_p, default_binds_local_p,
6932 default_binds_local_p_1): Constify.
6934 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6936 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6937 __NO_BUILTIN if -fno-builtin.
6939 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6941 * config/bfin/bfin.c (print_operand): Report error instead of
6942 ICE for wrong operand.
6944 2007-08-24 Michael Matz <matz@suse.de>
6946 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6948 2007-08-24 Richard Guenther <rguenther@suse.de>
6951 * tree-ssa.c (useless_type_conversion_p): Split into a
6952 recursive and a non-recursive part.
6953 (useless_type_conversion_p_1): New function.
6954 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6955 from maybe_fold_offset_to_reference is trivially convertible
6956 to the desired type before doing the simplification.
6958 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6960 * expr.c (store_expr): Optimize initialization of an array
6962 * expr.h (builtin_strncpy_read_str): New prototype.
6963 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6966 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6969 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6970 field when initializing if_info structure.
6972 2007-08-24 Richard Guenther <rguenther@suse.de>
6974 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6976 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6977 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6978 * tree-inline.c (inlinable_function_p): Fold in common parts of
6979 the cannot_inline_tree_fn langhook.
6980 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6981 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6982 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6983 cannot_inline_tree_fn langhook.
6984 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6985 cannot_inline_tree_fn member.
6987 2007-08-24 Richard Guenther <rguenther@suse.de>
6989 * expr.c (get_inner_reference): Do computation of bitoffset
6990 from offset in a way we can detect overflow reliably.
6992 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6994 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6996 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6998 * config/bfin/bfin.opt (mfast-fp): Add.
6999 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7000 libbffastfp override libgcc if -mfast-fp.
7001 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7002 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7003 (Blackfin Options): Document -mfast-fp.
7005 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7007 PR tree-optimization/32573
7009 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7010 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7011 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7012 (build_classic_dist_vector): Return false rather than true if
7013 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7014 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7015 returned false. Don't call save_dist_v before calling
7016 build_classic_dist_vector_1.
7017 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7018 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7019 DDR_DIR_VECTS vectors.
7021 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7023 * configure.ac (leb128): Modify sed statement to work with any
7024 binutils version string.
7025 * configure: Regenerate
7027 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7029 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7030 Wrap in RTX_CODE macro guard.
7031 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7032 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7033 arm_mark_dllimport, arm_pe_encode_section_info,
7034 arm_pe_unique_section): Use ISO-C function declarations.
7035 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7036 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7037 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7039 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7040 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7042 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7044 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7045 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7046 (register_move_cost): Use ISO-C function declarations.
7047 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7048 * config/score/score-protos.h (score_declare_object): Add
7050 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7052 * final.c (profile_function): Avoid empty if-bodies.
7055 * calls.c (must_pass_in_stack_var_size,
7056 must_pass_in_stack_var_size_or_pad): Constify.
7057 * config/alpha/alpha-protos.h (function_value): Likewise.
7058 * config/alpha/alpha.c (alpha_return_in_memory,
7059 alpha_pass_by_reference, function_value,
7060 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7061 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7063 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7064 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7065 TARGET_PROMOTE_PROTOTYPES): Likewise.
7066 * config/arm/arm-protos.h (arm_return_in_memory,
7067 arm_pad_arg_upward, arm_function_value): Likewise.
7068 * config/arm/arm.c (arm_pass_by_reference,
7069 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7070 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7071 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7073 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7074 * config/avr/avr-protos.h (avr_function_value): Likewise.
7075 * config/avr/avr.c (avr_return_in_memory,
7076 gas_output_limited_string, gas_output_ascii, avr_function_value,
7077 avr_return_in_memory): Likewise.
7078 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7079 * config/bfin/bfin.c (bfin_pass_by_reference,
7080 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7081 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7083 * config/cris/cris.c (cris_pass_by_reference,
7084 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7085 * config/crx/crx.c (crx_return_in_memory): Likewise.
7086 * config/darwin.c (function_base, machopic_function_base_name):
7088 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7089 TARGET_PROMOTE_PROTOTYPES): Likewise.
7090 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7091 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7092 * config/i386/i386-protos.h (ix86_return_in_memory,
7093 ix86_sol10_return_in_memory): Likewise.
7094 * config/i386/i386.c (ix86_function_value,
7095 ix86_function_sseregparm, ix86_must_pass_in_stack,
7096 type_natural_mode, classify_argument, examine_argument,
7097 construct_container, ix86_pass_by_reference, function_value_32,
7098 function_value_64, ix86_function_value_1, return_in_memory_32,
7099 return_in_memory_64, return_in_memory_ms_64,
7100 ix86_return_in_memory, ix86_sol10_return_in_memory,
7101 TARGET_PROMOTE_PROTOTYPES): Likewise.
7102 * config/ia64/ia64-protos.h (ia64_function_value,
7103 ia64_hpux_function_arg_padding): Likewise.
7104 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7105 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7106 ia64_hpux_function_arg_padding): Likewise.
7107 * config/iq2000/iq2000-protos.h (function_arg,
7108 iq2000_function_value): Likewise.
7109 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7110 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7111 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7112 function_arg, iq2000_function_value): Likewise.
7113 * config/m32c/m32c-protos.h (m32c_function_value,
7114 m32c_promote_function_return): Likewise.
7115 * config/m32c/m32c.c (m32c_pass_by_reference,
7116 m32c_promote_prototypes, m32c_promote_function_return,
7117 m32c_function_value): Likewise.
7118 * config/m32r/m32r.c (m32r_return_in_memory,
7119 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7120 m32r_in_small_data_p): Likewise.
7121 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7123 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7124 m68hc11_function_arg_padding): Likewise.
7125 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7126 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7127 m68k_function_value): Likewise.
7128 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7129 mcore_function_value): Likewise.
7130 * config/mcore/mcore.c (handle_structs_in_regs,
7131 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7132 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7133 mcore_num_arg_regs, mcore_function_value): Likewise.
7134 * config/mips/mips-protos.h (mips_pad_arg_upward,
7135 mips_function_value): Likewise.
7136 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7137 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7138 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7139 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7140 mips_function_value): Likewise.
7141 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7143 * config/mmix/mmix.c (mmix_pass_by_reference,
7144 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7145 mmix_encode_section_info): Likewise.
7146 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7148 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7149 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7150 mn10300_function_value): Likewise.
7151 * config/mt/mt-protos.h (mt_function_value): Likewise.
7152 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7153 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7154 * config/pa/pa-protos.h (function_arg_padding, function_value,
7155 pa_return_in_memory): Likewise.
7156 * config/pa/pa.c (pa_pass_by_reference,
7157 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7158 function_arg_padding, function_value, pa_return_in_memory):
7160 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7161 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7162 function_arg_padding): Likewise.
7163 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7164 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7165 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7166 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7167 function_arg_padding, altivec_expand_dst_builtin,
7168 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7169 altivec_init_builtins, rs6000_common_init_builtins,
7170 rs6000_function_value): Likewise.
7171 * s390/s390-protos.h (s390_function_value): Likewise.
7172 * config/s390/s390.c (s390_function_arg_size,
7173 s390_pass_by_reference, s390_return_in_memory,
7174 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7175 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7176 * config/score/score-protos.h (score_function_value): Likewise.
7177 * config/score/score.c (score_arg_partial_bytes,
7178 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7179 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7180 score_pass_by_reference, score_add_offset, score_function_value):
7182 * config/sh/sh-protos.h (sh_attr_renesas_p,
7183 sh_promote_prototypes): Likewise.
7184 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7185 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7186 sh_attr_renesas_p): Likewise.
7187 * config/sparc/sparc-protos.h (function_value,
7188 function_arg_padding): Likewise.
7189 * config/sparc/sparc.c (sparc_promote_prototypes,
7190 sparc_return_in_memory, sparc_pass_by_reference,
7191 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7192 function_arg_record_value_2, function_arg_record_value_1,
7193 function_arg_record_value, function_arg_record_value,
7194 function_arg_padding, function_value): Likewise.
7195 * config/spu/spu-protos.h (spu_function_value): Likewise.
7196 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7197 spu_function_value): Likewise.
7198 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7200 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7201 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7202 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7204 * config/v850/v850.c (v850_return_in_memory,
7205 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7206 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7207 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7208 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7209 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7211 * explow.c (promote_mode, hard_function_value): Likewise.
7212 * expr.h (hard_function_value, promote_mode): Likewise.
7213 * function.c (aggregate_value_p): Likewise.
7214 * hooks.c (hook_bool_const_tree_true): New.
7215 * hooks.h (hook_bool_const_tree_true): New.
7216 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7217 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7218 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7219 TARGET_RETURN_IN_MSB): Likewise.
7220 * target.h (promote_function_args, promote_function_return,
7221 promote_prototypes, return_in_memory, return_in_msb,
7222 pass_by_reference, must_pass_in_stack, callee_copies,
7223 function_value): Likewise.
7224 * targhooks.c (default_return_in_memory,
7225 hook_pass_by_reference_must_pass_in_stack,
7226 hook_callee_copies_named,
7227 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7228 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7229 default_function_value): Likewise.
7230 * targhooks.h (default_return_in_memory,
7231 hook_pass_by_reference_must_pass_in_stack,
7232 hook_callee_copies_named,
7233 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7234 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7235 default_function_value): Likewise.
7236 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7237 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7238 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7239 * tree.c (needs_to_live_in_memory): Likewise.
7240 * tree.h (struct tree_type, needs_to_live_in_memory,
7241 aggregate_value_p, must_pass_in_stack_var_size,
7242 must_pass_in_stack_var_size_or_pad): Likewise.
7243 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7244 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7245 lookup_filename): Likewise.
7247 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7251 fake fcomi i387 instruction for !TARGET_CMOVE.
7252 (ix86_expand_branch): Expand natural sequence with one jump for
7253 all targets, not only TARGET_CMOVE.
7254 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7255 pattern to implement fake fcomi sequence. Split instruction after
7256 reload to correct compare sequences.
7257 (*cmpfp_xf_cc): Ditto.
7258 (*cmpfp_<mode>_cc): Ditto.
7259 (*cmpfp_u_cc): Ditto.
7260 (*cmpfp_<mode>_cc): Ditto.
7262 2007-08-23 Richard Guenther <rguenther@suse.de>
7264 * tree-pretty-print.c (dump_generic_node): Annotate
7265 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7267 2007-08-23 Richard Guenther <rguenther@suse.de>
7269 * builtins.c (expand_builtin_mathfn): Wrap argument in
7270 save_expr directly instead of re-building the call.
7271 (expand_builtin_mathfn_2): Likewise.
7272 (expand_builtin_mathfn_3): Likewise.
7273 (expand_builtin_interclass_mathfn): Likewise.
7274 (expand_builtin_int_roundingfn): Set arg.
7275 (expand_builtin_int_roundingfn_2): Likewise.
7277 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7279 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7280 *sse_nand<mode>3, *sse_xor<mode>3): New.
7282 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7284 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7285 * config/i386/i386.c (print_operand): Handle ';' code. Output
7286 semicolon for TARGET_MACHO.
7287 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7288 emit semicolon after 'lock' prefix.
7289 (sync_double_compare_and_swap<mode>): Ditto.
7290 (*sync_double_compare_and_swapdi_pic): Ditto.
7291 (*sync_compare_and_swap_cc<mode>): Ditto.
7292 (sync_double_compare_and_swap_cc<mode>): Ditto.
7293 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7294 (sync_old_add<mode>): Ditto.
7295 (sync_add<mode>): Ditto.
7296 (sync_sub<mode>): Ditto.
7297 (sync_ior<mode>): Ditto.
7298 (sync_and<mode>): Ditto.
7299 (sync_xor<mode>): Ditto.
7301 2007-08-22 Chao-ying Fu <fu@mips.com>
7303 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7305 (copy_rtx): Handle CONST_FIXED.
7306 (rtx_equal_p): Likewise.
7307 * rtl.h (fixed_value.h): New include.
7308 (rtx_def): Add a new field of fixed_value to u.
7309 (XCNMPFV): Define for accessing fixed_value.
7310 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7312 * rtl.def (CONST_FIXED): New constant.
7313 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7314 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7315 US_ASHIFT): New codes.
7316 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7317 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7318 unsigned_fract_convert, unsigned_sat_fract): Document them.
7319 * varasm.c (assemble_integer): Extend to support fixed-point constants
7320 by using different machine classes.
7321 (decode_addr_const): Handle FIXED_CST.
7322 (const_hash_1): Likewise.
7323 (compare_constant): Likewise.
7324 (copy_constant): Likewise.
7325 (const_rtx_hash_1): Handle CONST_FIXED.
7326 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7327 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7329 (initializer_constant_valid_p): Handle FIXED_CST.
7330 (output_constant): Support FIXED_POINT_TYPE.
7331 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7332 * cse.c (hash_rtx): Support CONST_FIXED.
7333 (exp_equiv_p): Likewise.
7334 (cannon_reg): Likewise.
7335 (fold_rtx): Likewise.
7336 (equiv_constant): Likewise.
7337 (cse_process_notes_1): Likewise.
7338 (count_reg_usage): Likewise.
7339 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7340 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7341 (wrap_constant): Check CONST_FIXED.
7342 (cselib_hash_rtx): Support CONST_FIXED.
7343 (cselib_subst_to_values): Likewise.
7344 * df-scan.c (df_uses_record): Likewise.
7345 * gcse.c (want_to_gcse_p): Likewise.
7346 (oprs_unchanged_p): Likewise.
7347 (oprs_not_set_p): Likewise.
7348 (compute_transp): Likewise.
7349 (extract_mentioned_regs_helper): Likewise.
7350 * genemit.c (gen_exp): Likewise.
7351 * local-alloc.c (equiv_init_varies_p): Likewise.
7352 (contains_replace_regs): Likewise.
7353 (memref_referenced_p): Likewise.
7354 * loop-invariant.c (check_maybe_invariant): Likewise.
7355 (hash_invariant_expr_1): Likewise.
7356 (invariant_expr_equal_p): Likewise.
7357 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7358 * regclass.c (reg_scan_mark_refs): Likewise.
7359 * regrename.c (scan_rtx): Likewise.
7360 * resource.c (mark_referenced_resources): Likewise.
7361 (mark_set_resources): Likewise.
7362 * rtlanal.c (rtx_unstable_p): Likewise.
7363 (rtx_varies_p): Likewise.
7364 (count_occurrences): Likewise.
7365 (reg_mentioned_p): Likewise.
7366 (modified_between_p): Likewise.
7367 (modified_in_p): Likewise.
7368 (volatile_insn_p): Likewise.
7369 (volatile_refs_p): Likewise.
7370 (side_effects_p): Likewise.
7371 (may_trap_p_1): Likewise.
7372 (inequality_comparisons_p): Likewise.
7373 (computed_jump_p_1): Likewise.
7374 (commutative_operand_precedence): Likewise.
7375 * sched-deps.c (sched_analyze_2): Likewise.
7376 * sched-vis.c (print_value): Likewise.
7377 * reload.c (operands_match_p): Likewise.
7378 (subst_reg_equivs): Likewise.
7379 * reload1.c (eliminate_regs_1): Likewise.
7380 (elimination_effects): Likewise.
7381 (scan_paradoxical_subregs): Likewise.
7382 * alias.c (rtx_equal_for_memref_p): Likewise.
7383 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7384 * emit-rtl.c (const_fixed_htab): New hash table.
7385 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7387 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7388 const_fixed_from_fixed_value): New functions.
7389 (verify_rtx_sharing): Handle CONST_FIXED.
7390 (copy_rtx_if_shared_1): Likewise.
7391 (reset_used_flags): Likewise.
7392 (set_used_flags): Likewise.
7393 (copy_insn_1): Likewise.
7394 (init_emit_once): Create const_fixed_htab.
7395 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7397 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7399 PR tree-optimization/32949
7400 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7401 before failing for ivs with non-constant step.
7403 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7405 * doc/md.texi (Iterators): Renamed from Macros. All contents
7406 changed to reflect rename of respectively define_code_macro and
7407 define_mode_macro to define_code_iterator and define_mode_iterator.
7408 (Mode Iterators, Code Iterators): Similar.
7409 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7410 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7411 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7412 (initialize_iterators, find_iterator, check_code_iterator)
7413 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7414 (read_mapping, read_rtx_1): Similar.
7415 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7416 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7417 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7418 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7419 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7420 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7421 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7422 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7423 config/rs6000/sync.md, config/rs6000/rs6000.md,
7424 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7425 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7426 config/vax/vax.md, config/bfin/bfin.md: Similar.
7428 2007-08-22 David Daney <ddaney@avtrex.com>
7430 * doc/install.texi (Testing): Mention testing on a simulator.
7432 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7434 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7436 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7437 and rearrange floating point conversion functions into different
7440 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7442 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7443 dfa_post_advance_cycle): New scheduler hooks.
7444 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7445 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7447 (TARGET_SCHED): Use them.
7448 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7449 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7450 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7452 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7453 function to facilitate debugging.
7454 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7455 (output_insn_has_dfa_reservation_p): New static function to output
7456 insn_has_dfa_reservation_p ().
7457 (write_automata): Use it.
7458 * genattr.c (main): Output declaration for
7459 insn_has_dfa_reservation_p ().
7461 2007-08-22 Christian Bruel <christian.bruel@st.com>
7462 Richard Guenther <rguenther@suse.de>
7464 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7465 * simplify_rtx (simplify_binary_operation_1): Likewise.
7467 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7469 PR rtl-optimization/32557
7470 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7471 of REGNO (mws->mw_reg).
7473 2007-08-22 Richard Guenther <rguenther@suse.de>
7476 * builtins.c (expand_builtin_int_roundingfn): Replace call
7477 argument wrapped with SAVE_EXPR directly.
7478 (expand_builtin_int_roundingfn_2): Likewise.
7480 2007-08-22 Richard Guenther <rguenther@suse.de>
7482 * tree-inline.c (inlinable_function_p): Restore disregarding
7483 inline limits for GNU extern inline functions.
7485 2007-08-22 Richard Guenther <rguenther@suse.de>
7488 * tree.c (host_integerp): Treat sizetype as signed as it is
7491 2007-08-21 Ian Lance Taylor <iant@google.com>
7493 PR tree-optimization/33134
7494 * tree-vrp.c (adjust_range_with_scev): Call
7495 set_value_range_to_value.
7497 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7499 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7502 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7504 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7507 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7509 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7510 cases to set eight bytes at a time.
7511 (expand_block_move): Likewise.
7513 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7516 * dwarf2out.c (gen_decl_die): Don't call
7517 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7519 2007-08-21 Paul Brook <paul@codesourcery.com>
7520 Nathan Sidwell <nathan@codesourcery.com>
7521 Mark Mitchell <mark@codesourcery.com>
7522 Joseph Myers <joseph@codesourcery.com>
7524 * configure.ac: Add --with-pkgversion and --with-bugurl.
7525 * configure: Regenerate.
7526 * doc/install.texi: Document them.
7527 * version.c (version_string): Remove VERSUFFIX.
7528 (VERSUFFIX): Remove.
7529 (pkgversion_string): New.
7530 (bug_report_url): Do not hard-code initializer.
7531 * version.h (pkgversion_string): Declare.
7532 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7534 (version.o): Define PKGVERSION and BUGURL.
7535 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7536 (%.pod): Define BUGURL.
7537 * gcc.c (process_command, main): Use pkgversion_string.
7538 * toplev.c (compile_file, print_version): Likewise.
7539 * protoize.c (main): Likewise.
7540 * gcov.c (print_version): Likewise. Update copyright date.
7541 * gcov-dump.c (print_version): Likewise. Update copyright date.
7542 * mips-tdump.c (main): Likewise. Update copyright date.
7543 * mips-tfile.c (main): Likewise. Update copyright date.
7544 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7545 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7546 shorten description.
7547 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7548 * doc/gccint.texi: Likewise.
7549 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7550 Update copyright date.
7552 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7554 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7555 (ix86_expand_strlensi_unroll_1): Ditto.
7556 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7557 (ix86_expand_carry_flag_compare): Update comment.
7559 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7562 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7563 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7565 2007-08-21 Richard Guenther <rguenther@suse.de>
7567 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7569 2007-08-21 Richard Guenther <rguenther@suse.de>
7572 * fold-const.c (fold_binary): Remove index +p PTR folding.
7573 Fix types of POINTER_PLUS_EXPR generated by folding of
7576 2007-08-20 Chao-ying Fu <fu@mips.com>
7578 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7579 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7580 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7581 (c_common_fixed_point_type_for_size): Declare.
7582 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7583 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7584 (c_token_starts_declspecs): Likewise.
7585 (c_parser_declspecs): Likewise.
7586 (c_parser_attributes): Likewise.
7587 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7588 (c_declspecs): Add saturating_p.
7589 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7590 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7591 _Sat. Handle RID_SAT.
7592 Avoid using void, bool, char, int, float, double, _Decimal32,
7593 _Decimal64, _Decimal128, and complex with _Sat.
7594 Handle RID_FRACT and RID_ACCUM.
7595 Make sure _Sat is used with _Fract or _Accum.
7596 (finish_declspecs): Handle cts_fract and cts_accum.
7597 * c-common.c (fixed-value.h): New include.
7598 (constant_expression_warning): Handle FIXED_CST.
7599 (overflow_warning): Likewise.
7600 (warnings_for_convert_and_check): Likewise.
7601 (c_common_fixed_point_type_for_size): New.
7602 (c_common_type_for_mode): Handle fixed-point modes to
7603 return various saturating/non-saturating, signed/unsigned types.
7604 (c_common_signed_or_unsigned_type): Support fixed-point types.
7605 (shorten_compare): Check fixed-point zero.
7606 Handle FIXED_POINT_TYPE.
7607 (c_common_truthvalue_conversion): Handle FIXED_CST.
7608 Handle FIXED_POINT_TYPE.
7609 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7611 (handle_mode_attribute): Handle fixed-point modes. Need to check
7612 if the signness of base type and fixed-point modes are consistent.
7613 (handle_vector_size_attribute): Handle fixed-point modes.
7614 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7615 (warn_for_div_by_zero): Check fixed-point zero.
7616 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7617 a common fixed-point type based on fbit, ibit, sign, and saturation.
7618 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7619 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7620 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7621 (convert_for_assignment): Support FIXED_POINT_TYPE.
7622 (digest_init): Handle FIXED_POINT_TYPE.
7623 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7624 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7625 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7626 GE_EXPR, LT_EXPR, GT_EXPR.
7627 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7628 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7629 * target.h (gcc_target): Add fixed_point_supported_p.
7630 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7631 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7632 (default_fixed_point_supported_p): Define.
7633 * targhooks.h (default_fixed_point_supported_p): Declare.
7634 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7635 * doc/install.texi (Configuration): Add --enable-fixed-point.
7636 * configure.ac (--enable-fixed-point): New to enable fixed-point
7637 arithmetic extension to C. For mips targets, we enable it by default.
7638 * configure, config.in: Regenerate.
7640 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7642 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7644 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7646 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7647 DWARF2_DEBUGGING_INFO.
7648 (cold_text_section_used): Same.
7649 (cold_text_section): Same.
7651 2007-08-20 Richard Guenther <rguenther@suse.de>
7653 * c-typeck.c (convert_for_assignment): Use the type of
7654 the member for the initialization.
7656 2007-08-20 Richard Guenther <rguenther@suse.de>
7658 * c-objc-common.c (c_disregard_inline_limits): Remove.
7659 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7660 * cgraphunit.c (cgraph_process_new_functions): Call
7661 disregard_inline_limits_p.
7662 (cgraph_preserve_function_body_p): Likewise.
7663 * ipa-inline.c (compute_inline_parameters): Likewise.
7664 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7666 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7667 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7668 disregard_inline_limits langhook.
7669 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7671 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7672 disregard_inline_limits langhook.
7673 * tree-inline.c (disregard_inline_limits_p): New function.
7674 * tree-inline.h (disregard_inline_limits_p): Declare.
7676 2007-08-20 Richard Guenther <rguenther@suse.de>
7678 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7679 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7680 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7681 auto_var_in_fn_p langhook.
7682 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7684 * tree.c (auto_var_in_fn_p): ... here.
7685 (find_var_from_fn): Call auto_var_in_fn_p directly.
7686 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7687 auto_var_in_fn_p langhook.
7688 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7689 (copy_body_r): Likewise.
7690 (self_inlining_addr_expr): Likewise.
7691 * tree.h (auto_var_in_fn_p): Declare.
7693 2007-08-20 Richard Guenther <rguenther@suse.de>
7695 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7696 (walk_type_fields): Take lh parameter.
7697 (walk_tree): Rename to ...
7698 (walk_tree_1): ... this. Do not call the walk_subtrees
7699 langhook but the now passed callback. Pass lh on recursion.
7700 (walk_tree_without_duplicates): Rename to ...
7701 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7702 and call walk_tree_1.
7703 * tree.h (walk_tree_lh): New typedef.
7704 (walk_tree_1): Declare.
7705 (walk_tree_without_duplicates_1): Likewise.
7706 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7707 (walk_tree_without_duplicates): New define to
7708 walk_tree_without_duplicates_1 with NULL lh parameter.
7709 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7710 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7712 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7713 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7714 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7717 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7720 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7721 code in front of the compacting of basic blocks.
7722 Move the folding of statements inbetween the cgraph checking
7723 and compacting of basic blocks.
7725 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7726 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7729 * config/alpha/alpha.c (va_list_skip_additions): Check for
7730 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7731 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7732 PLUS_EXPR when checking ap.__base.
7733 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7734 when doing addition on pointer types. Use size_int instead of
7736 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7737 ptr_type in the second operand.
7739 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7742 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7744 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7747 * cfgexpand.c (expand_one_register_var): Mark pointer
7748 DECL_ARTIFICIAL as REG_POINTER also.
7749 * stmt.c (expand_decl): Likewise.
7751 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7758 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7759 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7760 on_worklist argument and avoid adding things to worklist multiple
7762 (add_to_worklist): Ditto.
7763 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7764 single SFT is clobbered.
7765 (set_initial_properties): Ditto.
7766 (compute_call_clobbered): Update for changes to function
7768 (create_overlap_variables_for): Always create SFT for offset 0.
7769 (create_structure_vars): Handle PHI's, since we are in SSA form at
7771 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7772 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7774 (add_vars_for_offset): Figure out aliases from access + points-to.
7775 (add_virtual_operand): Use add_vars-for_offset.
7776 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7777 (add_call_clobber_ops): Remove makes_clobbering_call set.
7778 (get_expr_operands): Always pass through the INDIRECT_REF
7780 * tree-ssa-structalias.c (struct constraint_graph): Remove
7782 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7783 address_taken, pt_used, number_incoming.
7784 (FIRST_ADDR_NODE): Removed.
7785 (merge_graph_nodes): Remove broken code for the moment.
7786 (init_graph): New function.
7787 (build_pred_graph): Remove code to init_graph.
7788 Add location equivalence support.
7789 (struct scc_info): Rename roots to deleted.
7791 (init_scc_info): Ditto
7792 (init_topo_info): Use graph->size.
7793 (compute_topo_order): Ditto.
7794 (do_da_constraint): Removed.
7795 (do_sd_constraint): Remove calls to find().
7796 set_union_with_increment should always get 0 as last arg here.
7797 (do_complex_constraint): Replace do_da_constraint with assert.
7799 (struct equiv_class_label): New.
7800 (pointer_equiv_class_table): Ditto.
7801 (location_equiv_class_table): Ditto.
7802 (equiv_class_label_hash): Ditto.
7803 (equiv_class_label_eq): Ditto
7804 (equiv_class_lookup): Ditto.
7805 (equiv_class_ladd): Ditto.
7806 (pointer_equiv_class): Ditto.
7807 (location_equiv_class): Ditto.
7808 (condense_visit): Rename and rewrite from label_visit to do only
7809 SCC related stuff for HU.
7810 (label_visit): Do HU work for HU.
7811 (perform_var_substitution): Update to do HU and location
7813 (free_var_substitution_info): Update to free HU and location
7814 equivalence structures. */
7815 (find_equivalent_node): Update for pointer but not location
7817 (unite_pointer_equivalences): New function.
7818 (move_complex_constraints): Rewrite to only do moving.
7819 (rewrite_constraints): Split out of move_complex_constraints.
7820 (solve_graph): Use graph->size.
7821 (process_constraint_1): Add from_call argument, use it.
7822 Split *a = &b into two constraints.
7823 (process_constraint): Use new process_constraint_1.
7824 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7825 (get_constraint_for): Handle non-pointer integers properly.
7826 Remove code that used to handle structures.
7827 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7828 with unknown addends.
7829 (handle_rhs_call): New function.
7830 (find_func_aliases): Use handle_rhs_call.
7831 (set_uids_in_ptset): Add an assert.
7832 (set_used_smts): Fix bug in not considering unified vars.
7833 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7834 (compute_points_to_sets): Update for other function changes.
7835 (delete_points_to_sets): Ditto.
7836 (ipa_pta_execute): Ditto.
7837 (pass_ipa_pta): We need to update SSA after ipa_pta.
7839 2007-08-19 Jan Hubicka <jh@suse.cz>
7841 * i386.md: Replace "rim" and "mri" constraints by "g".
7843 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7845 * dwarf2out.c (text_section_used, cold_text_section_used,
7846 cold_text_section, dwarf2out_note_section_used): New.
7847 (dwarf2out_init): Initialize cold_text_section.
7848 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7849 dwarf2out_note_section_used.
7850 (size_of_aranges): Only count entry for text section if it was
7851 used. Count entry for cold text section if it was used.
7852 (output_aranges): Only output entries for text section and cold
7853 text section if they were used.
7855 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7857 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7859 (debug_generic_stmt): Likewise.
7860 (debug_tree_chain): Likewise.
7862 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7864 * tree-data-refs.c (split_constant_offset): Expose.
7865 * tree-data-refs.h (split_constant_offset): Add declaration.
7867 * tree-vectorizer.h (dr_alignment_support): Renamed
7868 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7869 Added a new value dr_explicit_realign.
7870 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7871 dr_offset, dr_step, and dr_aligned_to, along with new access
7872 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7873 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7874 STMT_VINFO_DR_ALIGNED_TO.
7876 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7878 In case of outer-loop vectorization with non-fixed misalignment - use
7879 the dr_explicit_realign scheme instead of the optimized realignment
7881 (new_stmt_vec_info): Initialize new fields.
7883 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7884 'nested_in_vect_loop' case. Change verbosity level.
7885 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7886 Don't fail on zero step in the outer-loop for loads.
7887 (vect_analyze_data_refs): Call split_constant_offset to calculate
7888 base, offset and init relative to the outer-loop.
7890 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7891 BSI function argument with a new function argument - at_loop.
7892 Simplify the condition that determines STEP. Takes additional argument
7893 INV_P. Support outer-loop vectorization (handle the
7894 nested_in_vect_loop case), including zero step in the outer-loop. Call
7895 vect_create_addr_base_for_vector_ref with additional argument.
7896 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7897 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7898 Fixed and simplified calculation of step.
7899 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7900 of bsi, and with additional argument. Call bump_vector_ptr with
7901 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7902 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7903 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7904 when the realignment setup needs to take place inside the loop.
7905 Support the dr_explicit_realign scheme. Allow generating the optimized
7906 realignment scheme for outer-loop vectorization. Added documentation.
7907 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7908 the 'nested_in_vect_loop' case, including loads that are invariant in
7909 the outer-loop and the realignment schemes. Handle the case when the
7910 realignment setup needs to take place inside the loop. Call
7911 vect_setup_realignment with additional arguments. Call
7912 vect_create_data_ref_ptr with additional argument and with loop instead
7913 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7914 (vect_gen_niters_for_prolog_loop): Call
7915 vect_create_addr_base_for_vector_ref with additional arguments.
7916 (vect_create_cond_for_align_checks): Likewise.
7917 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7918 scheme: takes additional argument bump; argument ptr_incr is now
7919 optional; updated documentation.
7920 (vect_init_vector): Takes additional argument (bsi). Use it, if
7921 available, to insert the vector initialization.
7922 (get_initial_def_for_induction): Pass additional argument in call to
7924 (vect_get_vec_def_for_operand): Likewise.
7925 (vect_setup_realignment): Likewise.
7926 (vectorizable_load): Likewise.
7928 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7930 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7931 as argument instead of struct loop.
7932 (nested_in_vect_loop_p): New function.
7933 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7935 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7936 from other phis in the loop.
7937 (destroy_loop_vec_info): Add additional argument to declaration.
7939 * tree-vectorizer.c (supportable_widening_operation): Also check if
7940 nested_in_vect_loop_p (don't allow changing the order in this case).
7941 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7942 of struct loop. Call nested_in_vect_loop_p and don't require
7943 flag_unsafe_math_optimizations if it returns true.
7944 (new_stmt_vec_info): When setting def_type for phis differentiate
7945 loop-header phis from other phis.
7946 (bb_in_loop_p): New function.
7947 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7948 just update their loop_vinfo. Order of BB traversal now matters -
7949 call dfs_enumerate_from with bb_in_loop_p.
7950 (destroy_loop_vec_info): Takes additional argument to control whether
7951 stmt_vinfo of the loop stmts should be destroyed as well.
7952 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7953 reduction stmt to be defines by a non loop-header phi.
7954 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7956 * tree-vect-transform.c (vectorizable_reduction): Call
7957 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7958 (vectorizable_call): Likewise.
7959 (vectorizable_conversion): Likewise.
7960 (vectorizable_operation): Likewise.
7961 (vectorizable_type_promotion): Likewise.
7962 (vectorizable_type_demotion): Likewise.
7963 (vectorizable_store): Likewise.
7964 (vectorizable_live_operation): Likewise.
7965 (vectorizable_reduction): Likewise. Also pass loop_info to
7966 vect_is_simple_reduction instead of loop.
7967 (vect_init_vector): Call nested_in_vect_loop_p.
7968 (get_initial_def_for_reduction): Likewise.
7969 (vect_create_epilog_for_reduction): Likewise.
7970 (vect_init_vector): Check which loop to work with, in case there's an
7972 (get_initial_def_for_inducion): Extend to handle outer-loop
7973 vectorization. Fix indentation.
7974 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7975 In the case vect_induction_def get the vector def from the induction
7976 phi node, instead of calling get_initial_def_for_inducion.
7977 (get_initial_def_for_reduction): Extend to handle outer-loop
7979 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7981 (vect_transform_loop): Change assert to just skip this case. Add a
7983 (vect_finish_stmt_generation): Add a couple asserts.
7985 (vect_estimate_min_profitable_iters): Multiply
7986 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7988 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7989 this is an inner-loop reduction in outer-loop vectorization.
7991 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7992 Same code as what used to be vect_analyze_scalar_cycles, only with
7993 additional argument loop, and loop_info passed to
7994 vect_is_simple_reduction instead of loop.
7995 (vect_analyze_scalar_cycles): Code factored out into
7996 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7997 Updated documentation.
7998 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7999 outer-loop vectorization that are live or not used in the outerloop,
8000 cause this requires special handling.
8001 (vect_enhance_data_refs_alignment): Don't consider versioning for
8003 (vect_analyze_data_refs): Check that there are no datarefs in the
8005 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8006 and vect_used_in_outer_by_reduction cases.
8007 (process_use): Also consider the case of outer-loop stmt defining an
8008 inner-loop stmt and vice versa.
8009 (vect_analyze_loop_1): New function.
8010 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8011 loops. Call vect_analyze_loop_1.
8012 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8013 been vectorized. Call destroy_loop_vec_info with additional argument.
8015 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8016 in the inner-loop when doing outer-loop vectorization. Add
8017 documentation and printout.
8018 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8019 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8021 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8023 * tree-affine.h (print_aff): New prototype.
8024 (debug_aff): Likewise.
8025 * tree-affine.c (print_aff): New function.
8026 (debug_aff): Likewise.
8028 2007-08-18 Paul Brook <paul@codesourcery.com>
8029 Joseph Myers <joseph@codesourcery.com>
8031 * common.opt (-fdebug-prefix-map=): New option.
8032 * opts.c: Include debug.h.
8033 (common_handle_option): Handle -fdebug-prefix-map.
8034 * final.c: Include ggc.h.
8035 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8036 remap_debug_filename): New.
8037 * Makefile.in (final.o, opts.o): Update dependencies.
8038 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8039 * configure.ac: Check for assembler --debug-prefix-map support.
8040 * configure, config.in: Regenerate.
8041 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8042 (ASM_DEBUG_SPEC): Include ASM_MAP.
8043 * doc/install.texi (--with-debug-prefix-map): Document.
8044 * doc/invoke.texi (-fdebug-prefix-map): Document.
8045 * dbxout.c (dbxout_init, dbxout_start_source_file,
8046 dbxout_source_file): Call remap_debug_filename.
8047 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8048 dwarf2out_start_source_file, dwarf2out_finish): Call
8049 remap_debug_filename.
8050 (file_table_relative_p): Do not check d->emitted_number.
8051 * toplev.c (output_file_directive): Call remap_debug_filename.
8052 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8053 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8055 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8057 * loop-invariant.c (find_invariants_to_move): Add missing macro
8060 2007-08-17 Tom Tromey <tromey@redhat.com>
8062 * tree.h (struct tree_label_decl): Removed old "java" fields.
8064 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8065 Nigel Stephens <nigel@mips.com>
8067 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8068 Treat -mno-data-in-code and -mcode-xonly as aliases for
8069 -mcode-readable=no and -mcode-readable=pcrel respectively.
8070 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8071 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8072 (MULTILIB_DIRNAMES): Update accordingly.
8074 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8076 * Makefile.in (version.o): Depend on $(REVISION) only if
8077 REVISION_s is defined.
8079 2007-08-17 Sa Liu <saliu@de.ibm.com>
8080 Ulrich Weigand <uweigand@de.ibm.com>
8083 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8084 use build_qualified_type to retain qualifiers of the base type.
8086 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8088 * config/score/score.md : Update pattern tablejump.
8089 * config/score/score.c : Update score_initialize_trampoline
8091 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8092 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8093 * doc/contrib.texi: Add my entry.
8095 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8097 * Makefile.in (REVISION): New.
8100 (version.o): Also depend on $(REVISION). Add
8101 -DREVISION=$(REVISION_s).
8103 * version.c (version_string): Add REVISION.
8105 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8107 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8108 of GOTO that's relocated to a different block.
8110 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8112 * c-common.c (const_strip_array_types): New.
8113 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8114 (const_strip_array_types): New.
8115 * c-objc-common.c (c_disregard_inline_limits,
8116 c_warn_unused_global_decl): Constify.
8117 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8118 c_vla_type_p, c_incomplete_type_error): Likewise.
8119 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8120 * hooks.c (hook_bool_const_tree_false): New.
8121 * hooks.h (hook_bool_const_tree_false): Likewise.
8122 * langhooks-def.h (lhd_warn_unused_global_decl,
8123 lhd_incomplete_type_error, lhd_expr_size,
8124 lhd_tree_inlining_disregard_inline_limits,
8125 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8126 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8127 * langhooks.c (lhd_warn_unused_global_decl,
8128 lhd_incomplete_type_error,
8129 lhd_tree_inlining_disregard_inline_limits,
8130 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8131 lhd_expr_size): Likewise.
8132 * langhooks.h (lang_hooks_for_tree_inlining,
8133 lang_hooks_for_tree_dump, lang_hooks_for_types,
8134 lang_hooks_for_decls, lang_hooks): Likewise.
8135 * pointer-set.c (pointer_set_t, pointer_set_create,
8136 pointer_set_contains, insert_aux, pointer_set_insert,
8137 pointer_set_traverse, pointer_map_t, pointer_map_create,
8138 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8140 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8141 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8142 pointer_map_traverse): Likewise.
8143 * predict.c (assert_is_empty): Likewise.
8144 * tree-affine.c (free_name_expansion): Likewise.
8145 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8146 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8147 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8149 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8151 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8153 (destroy_loop_vec_info): Add call to VEC_free.
8154 * tree-vectorizer.h (may_alias_ddrs): Define.
8155 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8156 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8157 Change reporting to dump.
8158 (vect_is_duplicate_ddr): New.
8159 (vect_mark_for_runtime_alias_test): New.
8160 (vect_analyze_data_ref_dependences) Add call to
8161 vect_mark_for_runtime_alias_test.
8162 (vect_enhance_data_refs_alignment): Define local variable
8163 vect_versioning_for_alias_required, don't perform
8164 peeling for alignment if versioning for alias is
8166 (vect_enhance_data_refs_alignment): Use
8167 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8168 PARAM_VECT_MAX_VERSION_CHECKS.
8169 * tree-vect-transform.c
8170 (vect_create_cond_for_alias_checks): New.
8171 (vect_transform_loop): Add call to
8172 vect_create_cond_for_alias_checks.
8173 (vect_vfa_segment_size): New.
8174 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8176 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8177 * gcc/doc/invoke.texi
8178 (vect-max-version-for-alignment-checks): Document.
8179 (vect-max-version-for-alias-checks): Document.
8180 (vect-max-version-checks): Remove.
8182 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8184 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8185 the same line as the instruction for all asm dialects.
8186 (*rep_movsi): Ditto.
8187 (*rep_movsi_rex64): Ditto.
8188 (*rep_movqi): Ditto.
8189 (*rep_movqi_rex64): Ditto.
8190 (*rep_stosdi_rex64): Ditto.
8191 (*rep_stossi): Ditto.
8192 (*rep_stossi_rex64): Ditto.
8193 (*rep_stosqi): Ditto.
8194 (*rep_stosqi_rex64): Ditto.
8195 (*cmpstrnqi_nz_1): Ditto.
8196 (*cmpstrnqi_nz_rex_1): Ditto.
8197 (*cmpstrnqi_1): Ditto.
8198 (*cmpstrnqi_rex_1): Ditto.
8199 (*strlenqi_1): Ditto.
8200 (*strlenqi_rex_1): Ditto.
8201 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8202 prefix on the same line as the instruction for all asm dialects.
8203 (sync_double_compare_and_swap<mode>): Ditto.
8204 (*sync_double_compare_and_swapdi_pic): Ditto.
8205 (*sync_compare_and_swap_cc<mode>): Ditto.
8206 (sync_double_compare_and_swap_cc<mode>): Ditto.
8207 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8208 (sync_old_add<mode>): Ditto.
8209 (sync_add<mode>): Ditto.
8210 (sync_sub<mode>): Ditto.
8211 (sync_ior<mode>): Ditto.
8212 (sync_and<mode>): Ditto.
8213 (sync_xor<mode>): Ditto.
8215 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8218 * reload.c (find_reloads): Check that the memory returned by
8219 find_reloads_toplev was not the result of forcing a constant
8221 (find_reloads_toplev): Always use simplify_gen_subreg to get
8222 the subreg of a constant. If the result is also a constant,
8223 but not a legitimate one, force it into the constant pool
8224 and reload its address.
8226 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8228 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8231 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8233 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8234 directive for the current vector ABI.
8236 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8239 * caller-save.c (reg_save_code): Set invalide status on restore code.
8241 2007-08-15 Diego Novillo <dnovillo@google.com>
8243 * tree-ssa-alias.c (compute_memory_partitions): Use
8244 alias_bitmap_obstack to allocate bitmaps.
8245 (reset_alias_info): Factor out of init_alias_info.
8246 Mark all name tags not associated to an SSA name for renaming.
8247 (init_alias_info): Call it.
8248 (create_name_tags): Tidy. Add comments.
8249 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8251 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8253 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8254 scheduler dependencies.
8256 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8258 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8260 (*iorsi_1_zext): Likewise.
8261 (*iorsi_1_zext_imm): Likewise.
8262 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8263 with "rm"/"xm" constraint.
8264 (sse2_vmsqrtv2df2): Likewise.
8266 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8269 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8272 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8274 * tree-pass.h (PROP_pta): Removed.
8275 (TODO_rebuild_alias): New.
8276 (pass_may_alias): Removed.
8277 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8278 aliasing if we changed something.
8279 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8281 (pass_may_alias): Removed.
8282 (create_structure_vars): Return TODO_rebuild_alias.
8283 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8284 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8286 (tree_sra_early): We never affect aliasing right now.
8287 * tree-flow.h (compute_may_aliases): New prototype.
8288 * passes.c: Remove pass_may_alias from the passes.
8289 (execute_function_todo): Support TODO_rebuild_alias.
8291 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8293 * i386.c: (legitimize_address): Move dllimported variable check
8294 infront of legitimizing pic address of CONST symbols.
8296 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8298 PR tree-optimization/32941
8299 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8300 (goto_queue_cmp): Remove.
8301 (find_goto_replacement): Change search method.
8302 (maybe_record_in_goto_queue): Add assert.
8303 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8304 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8306 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8308 * alias.c (component_uses_parent_alias_set): Constify.
8309 * alias.h (component_uses_parent_alias_set): Likewise.
8310 * cfgrtl.c (print_rtl_with_bb): Likewise.
8311 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8312 mpz_get_double_int): Likewise.
8313 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8314 mpz_get_double_int): Likewise.
8315 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8316 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8318 * expr.h (safe_from_p): Likewise.
8319 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8321 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8322 zero_sized_type, goa_lhs_expr_p): Likewise.
8323 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8324 * rtl.h (print_rtl_with_bb): Likewise.
8325 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8326 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8327 * tree-flow-inline.h (bb_stmt_list): Constify.
8328 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8330 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8331 const_first_stmt, const_last_stmt): New.
8332 (block_may_fallthru, empty_block_p): Constify.
8333 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8334 EXPR_ONLY_BODY): New.
8335 (expr_first, expr_last, expr_only): Use macro for body.
8336 (const_expr_first, const_expr_last, const_expr_only): New.
8337 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8338 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8339 ctsi_prev, ctsi_stmt): New.
8340 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8341 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8342 * tree-ssa-loop-niter.c (loop_only_exit_p,
8343 derive_constant_upper_bound): Likewise.
8344 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8345 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8346 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8347 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8348 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8349 * tree.c (get_type_static_bounds): Likewise.
8350 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8351 (get_type_static_bounds): Constify.
8353 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8356 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8357 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8358 (*<addsub><mode>3_cc_overflow): New.
8359 (*add<mode>3_cconly_overflow): New.
8360 (*sub<mode>3_cconly_overflow): New.
8361 (*<addsub>si3_zext_cc_overflow): New.
8362 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8363 CCCmode for LTU, GTU, LEU and GEU.
8364 (ix86_comparison_operator): Likewise.
8365 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8366 * config/i386/i386.c (put_condition_code): Support CCCmode.
8367 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8368 or MINUS expressions.
8370 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8373 * c-typeck.c (build_binary_op): Disallow vector float types with
8374 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8376 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8378 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8379 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8380 (dep_def): New typedef.
8381 (init_dep_1, sd_debug_dep): Declare functions.
8382 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8383 (debug_dep_links): Remove.
8384 (struct _deps_list): New field 'n_links'.
8385 (DEPS_LIST_N_LINKS): New macro.
8386 (FOR_EACH_DEP_LINK): Remove.
8387 (create_deps_list, free_deps_list, delete_deps_list): Remove
8389 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8390 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8391 (copy_deps_list_change_con, move_dep_link): Ditto.
8392 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8393 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8395 (INSN_BACK_DEPS): Remove.
8396 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8398 (INSN_DEP_COUNT): Remove.
8399 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8400 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8401 Declare global variables.
8402 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8403 (add_forw_dep, compute_forward_dependences): Remove declarations.
8404 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8405 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8406 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8408 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8410 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8411 (sd_list_types_def): New typedef.
8412 (sd_next_list): Declare function.
8413 (struct _sd_iterator): New type.
8414 (sd_iterator_def): New typedef.
8415 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8417 (FOR_EACH_DEP): New cycle wrapper.
8418 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8420 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8421 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8424 * sched-deps.c (init_dep_1): Make global.
8425 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8427 (dump_dep): New static function.
8428 (dump_dep_flags): New static variable.
8429 (sd_debug_dep): New function.
8430 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8432 (move_dep_link): Use remove_from_deps_list (), instead of
8434 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8435 (dep_link_is_detached_p): New static function.
8436 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8438 (dn_pool, dl_pool): New alloc_pools.
8439 (dn_pool_diff, dl_pool_diff): New static variables.
8440 (create_dep_node, delete_dep_node): New static function.
8441 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8442 (deps_list_empty_p): Make it static. Use 'n_links' field.
8443 (deps_pools_are_empty_p): New static function.
8444 (alloc_deps_list, delete_deps_list): Remove.
8445 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8446 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8447 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8448 (forward_dependency_cache): Remove.
8449 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8450 'back' from the names. Change signature to use dep_t instead of
8452 (add_back_dep): Ditto. Make global.
8453 (check_dep_status): Rename to check_dep ().
8454 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8456 (sd_finish_insn): Ditto.
8457 (sd_find_dep_between_no_cache): New static function.
8458 (sd_find_dep_between): New function.
8459 (ask_dependency_caches, set_dependency_caches): New static functions.
8460 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8461 (add_or_update_dep_1): Separate pieces of functionality into
8462 ask_dependency_caches (), update_dependency_caches (),
8463 change_spec_dep_to_hard (), update_dep ().
8464 (get_back_and_forw_lists): New static function.
8465 (sd_add_dep): Separate setting of dependency caches into
8466 set_dependency_caches ().
8467 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8469 (sd_delete_dep): Ditto.
8470 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8471 (dump_lists): New static function.
8472 (sd_debug_lists): New debug function.
8473 (delete_all_dependences, fixup_sched_groups): Update to use
8474 sd_* infrastructure.
8475 (sched_analyze_2): Create data-speculative dependency only if
8476 data-speculation is enabled.
8477 (sched_analyze_insn): If insn cannot be speculative, make all its
8478 dependencies non-speculative.
8479 (sched_analyze): Use sd_init_insn ().
8480 (add_forw_dep, compute_forward_dependencies): Remove.
8481 (delete_dep_nodes_in_back_deps): New static function.
8482 (sched_free_deps): New function.
8483 (init_dependency_caches): Init alloc_pools.
8484 (extend_depedency_caches): Update after removing of
8485 forward_dependency_cache.
8486 (free_dependency_caches): Ditto. Free alloc_pools.
8487 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8488 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8490 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8491 (add_dependence): Use init_dep ().
8492 (get_dep_weak_1): New static function.
8493 (get_dep_weak): Move logic to get_dep_weak_1 ().
8494 (dump_ds): New static function moved from haifa-sched.c:
8495 debug_spec_status ().
8496 (debug_ds): New debug function.
8497 (check_dep_status): Rename to check_dep (). Update to check whole
8500 * haifa-sched.c (spec_info): Make global.
8501 (added_recovery_block_p): Rename to
8502 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8503 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8504 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8505 to use new interfaces.
8506 (ok_for_early_queue_removal): Ditto.
8507 (schedule_block): Initialize logical uids of insns emitted by the
8509 (sched_init): Initialize new variable.
8510 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8512 (extend_global): Initialize insn data.
8513 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8514 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8516 (add_to_speculative_block): Update to use new interfaces.
8517 (create_recovery_block): Set new variables.
8518 (create_check_block_twin, fix_recovery_deps): Update to use new
8520 (sched_insn_is_legitimate_for_speculation_p): New function.
8521 (speculate_insn): Move checking logic to
8522 sched_insn_is_legitimate_for_speculation_p ().
8523 (sched_remove_insn): Finalize sched-deps information of instruction.
8524 (clear_priorities, add_jump_dependencies): Update to use new
8526 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8528 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8529 to use new interfaces.
8530 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8531 (new_ready): Try to use control speculation only if it is available.
8532 (add_branch_dependences): Update to use new interfaces.
8533 (compute_block_backward_dependences): Rename to
8534 compute_block_dependences (). Call
8535 targetm.sched.dependencies_evaluation_hook ().
8536 (free_block_dependencies): New static function.
8537 (debug_dependencies): Update to use new interfaces.
8538 (schedule_region): Remove separate computation of forward dependencies.
8539 Move call of targetm.sched.dependencies_evaluation_hook () to
8540 compute_block_dependences (). Free dependencies at the end of
8541 scheduling the region.
8543 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8545 (add_deps_for_risky_insns): Ditto.
8546 (schedule_ebb): Remove separate computation of forward dependencies.
8547 Free dependencies at the end of scheduling the ebb.
8549 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8550 (build_intra_loop_deps): Ditto. Remove separate computation of
8551 forward dependencies. Free sched-deps dependencies.
8553 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8554 to use new interfaces.
8555 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8557 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8559 (is_costly_group): Ditto.
8561 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8563 * alias.c (rtx_equal_for_memref_p): Constify.
8564 * basic-block.h (const_edge, const_basic_block): New.
8565 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8566 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8567 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8568 probably_never_executed_bb_p, edge_probability_reliable_p,
8569 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8570 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8572 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8573 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8575 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8576 flow_nodes_print, dfs_enumerate_from): Likewise.
8577 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8578 control_flow_insn_p, count_basic_blocks): Likewise.
8579 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8580 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8581 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8582 average_num_loop_insns, loop_exit_edge_p,
8583 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8584 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8585 average_num_loop_insns, seq_cost): Likewise.
8586 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8587 * dominance.c (dominated_by_p): Likewise.
8588 * emit-rtl.c (validate_subreg): Likewise.
8589 * except.c (can_throw_internal, can_throw_external): Likewise.
8590 * except.h (can_throw_internal, can_throw_external): Likewise.
8591 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8592 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8593 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8594 simple_mem, store_ops_ok, load_kills_store, find_loads,
8595 store_killed_in_insn, store_killed_after, store_killed_before,
8596 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8598 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8599 noce_mem_write_may_trap_or_fault_p): Likewise.
8600 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8602 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8604 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8605 probably_cold_bb_p, probably_never_executed_bb_p,
8606 edge_probability_reliable_p, br_prob_note_reliable_p,
8607 can_predict_insn_p): Likewise.
8608 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8609 * resource.c (return_insn_p): Likewise.
8610 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8612 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8613 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8614 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8615 verify_gimple_modify_stmt): Likewise.
8616 * tree-chrec.c (is_not_constant_evolution,
8617 is_multivariate_chrec_rec, is_multivariate_chrec,
8618 chrec_contains_symbols, chrec_contains_undetermined,
8619 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8620 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8621 eq_evolutions_p, scev_direction): Likewise.
8622 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8623 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8624 chrec_contains_symbols_defined_in_loop,
8625 chrec_contains_undetermined, tree_contains_chrecs,
8626 evolution_function_is_affine_multivariate_p,
8627 evolution_function_is_univariate_p, chrec_zerop,
8628 evolution_function_is_constant_p, evolution_function_is_affine_p,
8629 evolution_function_is_affine_or_constant_p,
8630 tree_does_not_contain_chrecs, chrec_type): Likewise.
8631 * tree-data-ref.c (tree_fold_divides_p,
8632 object_address_invariant_in_loop_p, dr_may_alias_p,
8633 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8634 same_access_functions, constant_access_functions,
8635 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8637 * tree-flow.h (scev_direction): Likewise.
8638 * tree-gimple.c (is_gimple_stmt): Likewise.
8639 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8641 * tree-pretty-print.c (op_prio): Likewise.
8642 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8643 analyzable_condition, backedge_phi_arg_p): Likewise.
8644 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8645 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8646 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8649 2007-08-13 Dan Hipschman <dsh@google.com>
8652 * c-format.c (check_format_arg): Move check for zero-length
8653 format strings below the check for unterminated strings.
8655 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8658 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8661 2007-08-13 Nick Clifton <nickc@redhat.com>
8663 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8665 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8668 * c-format.c (gcc_gfc_length_specs): New array.
8669 (gcc_gfc_char_table): Add unsigned specifier, and references to
8670 the l length modifier.
8671 (format_types_orig): Use the new gcc_gfc_length_specs.
8673 2007-08-12 Sa Liu <saliu@de.ibm.com>
8675 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8676 and with REG_RETVAL note after split.
8678 2007-08-11 David Daney <ddaney@avtrex.com>
8680 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8681 as ATTRIBUTE_UNUSED.
8683 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8684 Segher Boessenkool <segher@kernel.crashing.org>
8686 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8687 HAVE_LOCAL_CPU_DETECT not defined.
8689 2007-08-11 Jan Hubicka <jh@suse.cz>
8691 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8692 (cgraph_process_new_functions): Honor previous value of
8693 disregard_inline_limits.
8694 * ipa-inline.c (compute_inline_parameters): Likewise.
8696 2007-08-11 Ian Lance Taylor <iant@google.com>
8698 * alias.h (alias_set_type): Define new type.
8699 (ALIAS_SET_MEMORY_BARRIER): Use it.
8700 * rtl.h: Include alias.h.
8701 (struct mem_attrs): Use alias_set_type.
8702 * tree.h: Include alias.h
8703 (struct tree_type): Use alias_set_type.
8704 (struct tree_struct_field_tag): Likewise.
8705 (struct tree_decl_common): Likewise.
8706 * alias.c (struct alias_set_entry): Use alias_set_type.
8707 (get_alias_set_entry, alias_set_subset_of): Likewise.
8708 (alias_sets_conflict_p): Likewise.
8709 (alias_sets_must_conflict_p): Likewise.
8710 (objects_must_conflict_p): Likewise.
8711 (get_alias_set, new_alias_set): Likewise.
8712 (record_alias_subset, record_component_aliases): Likewise.
8713 (varargs_set, frame_set): Change to alias_set_type.
8714 (get_varargs_alias_set): Use alias_set_type.
8715 (get_frame_alias_set): Likewise.
8716 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8717 * dse.c (struct store_info): Use alias_set_type.
8718 (struct read_info, struct clear_alias_mode_holder): Likewise.
8719 (clear_alias_set_lookup, canon_address): Likewise.
8720 (record_store, check_mem_read_rtx): Likewise.
8721 (dse_record_singleton_alias_set): Likewise.
8722 (dse_invalidate_singleton_alias_set): Likewise.
8723 * emit-rtl.c (get_mem_attrs): Likewise.
8724 (set_mem_attributes_minus_bitpos): Likewise.
8725 (set_mem_alias_set): Likewise.
8726 * expr.c (store_constructor_field, store_field): Likewise.
8727 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8728 * langhooks.c (lhd_get_alias_set): Likewise.
8729 * langhooks-def.h (lhd_get_alias_set): Likewise.
8730 * reload1.c (alter_reg): Likewise.
8731 * tree-flow.h (struct fieldoff): Likewise.
8732 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8733 (may_alias_p, get_smt_for, create_sft): Likewise.
8734 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8735 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8736 (merge_smts_into): Likewise.
8737 * varasm.c (const_alias_set): Likewise.
8738 * c-common.c (strict_aliasing_warning): Likewise.
8739 (c_common_get_alias_set): Likewise.
8740 * dse.h (dse_record_singleton_alias_set): Update declaration.
8741 (dse_invalidate_singleton_alias_set): Likewise.
8742 * emit-rtl.h (set_mem_alias_set): Likewise.
8743 * c-common.h (c_common_get_alias_set): Likewise.
8744 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8745 * print-tree.c (print_node): Likewise.
8746 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8748 (alpha_setup_incoming_varargs): Use alias_set_type.
8749 * config/i386/i386.c (setup_incoming_varargs_64): Use
8751 (setup_incoming_varargs_ms_64): Likewise.
8752 (ix86_GOT_alias_set): Likewise.
8753 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8754 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8755 (set): Change to alias_set_type.
8756 (get_TOC_alias_set): Use alias_set_type.
8757 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8759 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8760 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8762 (struct_value_alias_set): Likewise.
8763 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8765 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8767 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8768 * config/vxworks.h (TARGET_VXWORKS): Override.
8769 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8770 "mips" if TARGET_VXWORKS.
8772 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8774 * calls.c (avoid_likely_spilled_reg): New function.
8775 (expand_call): Use it.
8777 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8779 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8781 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8783 * config/mips/predicates.md (const_call_insn_operand): Invoke
8784 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8786 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8789 * config/rs6000/driver-rs6000.c: Include link.h.
8790 Use ElfW instead of wordsize-specif typedef.
8792 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8794 * system.h (CONST_CAST): New.
8795 * c-decl.c (c_make_fname_decl): Use it.
8796 * c-lex.c (cb_ident, lex_string): Likewise.
8797 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8798 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8799 give_switch, set_multilib_dir): Likewise.
8800 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8801 * passes.c (execute_one_pass): Likewise.
8802 * prefix.c (update_path): Likewise.
8803 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8804 * tree.c (build_string): Likewise.
8806 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8808 * tree-flow-inline.h (is_exec_stmt): Remove.
8809 (is_label_stmt): Remove.
8810 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8813 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8815 * lower-subreg.c (resolve_shift_zext): Don't adjust
8816 src_reg_num for wordmode operands.
8818 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8819 David Ung <davidu@mips.com>
8821 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8822 (TARGET_SCHED_REORDER2): Define.
8823 (mips_maybe_swap_ready): New.
8824 (mips_last_74k_agen_insn): New.
8825 (mips_74k_agen_init): New.
8826 (mips_74k_agen_reorder): New function to group loads and stores
8828 (mips_sched_init): New.
8829 (mips_sched_reorder): Don't do initialization here. Call
8830 mips_74k_agen_reorder.
8831 (mips_variable_issue): Call mips_74k_agen_init.
8833 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8835 * tree-flow-inline.h (get_filename): Remove.
8837 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8839 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8841 (mips_fetch_insns): Delete in favor of...
8842 (mips_load_store_insns): ...this new function.
8843 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8844 to say whether multiword moves _might_ be split.
8845 (mips_fetch_insns): Delete in favor of...
8846 (mips_load_store_insns): ...this new function.
8847 (mips_rtx_costs): Update the call to mips_address_insns.
8848 (mips_address_cost): Likewise.
8849 * config/mips/mips.md (length): Use mips_load_store_insns instead
8850 of mips_fetch_insns.
8851 * config/mips/constraints.md (R): Use mips_address_insns rather
8852 than mips_fetch_insns. Assume that the move never needs to be split.
8854 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8856 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8857 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8858 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8859 * config/mips/mips.h (mips16_hard_float): Delete.
8860 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8861 definitions, and replace with....
8862 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8863 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8864 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8865 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8866 (override_options): Replace MASK_SOFT_FLOAT references with
8867 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8868 and mips16_hard_float when TARGET_MIPS16.
8870 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8873 * c-typeck.c (build_binary_op): Check for non pointer types before
8874 calling int_fits_type_p.
8876 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8879 * fold-const.c (omit_one_operand): Return only the ommitted expression
8880 if the result is an empty statement.
8881 (pedantic_omit_one_operand): Likewise.
8883 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8885 * c-typeck.c (readonly_error): Improve error for assignment.
8887 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8889 (pp_c_expression): Ditto.
8891 2007-08-09 Simon Baldwin <simonb@google.com>
8893 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8894 break that was preventing simplify_associative_operation() for xor.
8896 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8897 Nigel Stephens <nigel@mips.com>
8899 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8900 Document change in interpretation of value from boolean to
8902 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8903 ffs and ctz using clz.
8904 (expand_unop): Call them.
8905 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8907 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8908 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8909 enable the new ffs expansion on this target.
8911 2007-08-09 Jan Hubicka <jh@suse.cz>
8913 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8914 (expand_ternary_op): Likewise.
8915 (expand_vec_shift_expr): Likewise.
8916 (expand_binop_directly): Likewise.
8917 (expand_binop): Likewise.
8918 (sign_expand_binop): Likewise.
8919 (expand_twoval_unop): Likewise.
8920 (expand_twoval_binop): Likewise.
8921 (expand_twoval_binop_libfunc): Likewise.
8922 (widen_clz): Likewise.
8923 (widen_bswap): Likewise.
8924 (expand_parity): Likewise.
8925 (expand_unop): Likewise.
8926 (expand_abs_nojump): Likewise.
8927 (expand_copysign): Likewise.
8928 (emit_no_conflict_block): Likewise.
8929 (emit_libcall_block): Likewise.
8930 (can_compare_p): Likewise.
8931 (prepare_cmp_insn): Likewise.
8932 (emit_cmp_and_jump_insn_1): Likewise.
8933 (prepare_float_lib_cmp): Likewise.
8934 (emit_conditional_add): Likewise.
8935 (gen_add2_insn): Likewise.
8936 (have_add2_insn): Likewise.
8937 (gen_sub2_insn): Likewise.
8938 (have_sub2_insn): Likewise.
8939 (can_extend_p): Likewise.
8940 (can_fix_p): Likewise.
8941 (can_float_p): Likewise.
8942 (expand_float): Likewise.
8943 (expand_fix): Likewise.
8944 (expand_sfix_optab): Likewise.
8945 (new_optab): Likewise.
8946 (new_convert_optab): Likewise.
8947 (init_libfuncs): Likewise.
8948 (init_interclass_conv_libfuncs): Likewise.
8949 (init_intraclass_conv_libfuncs): Likewise.
8950 (set_conv_libfunc): Likewise.
8951 (init_optabs): Likewise.
8952 (debug_optab_libfuncs): Likewise.
8953 (gen_cond_trap): Likewise.
8954 * optabs.h (optab_handler, convert_optab_hanlder): New.
8955 * genopinit.c: Update optabs generation table.
8956 * reload.c (find_reloads_address_1): Use optabs accestors.
8957 * builtins.c (expand_builtin_mathfn): Likewise.
8958 (expand_builtin_mathfn_2): Likewise.
8959 (expand_builtin_mathfn_3): Likewise.
8960 (expand_builtin_interclass_mathfn): Likewise.
8961 (expand_builtin_sincos): Likewise.
8962 (expand_builtin_cexpi): Likewise.
8963 (expand_builtin_powi): Likewise.
8964 (expand_builtin_strlen): Likewise.
8965 * dojump.c (do_jump): Likewise.
8966 * expr.c (convert_move): Likewise.
8967 (move_by_pieces): Likewise.
8968 (move_by_pieces_ninsns): Likewise.
8969 (can_store_by_pieces): Likewise.
8970 (store_by_pieces_1): Likewise.
8971 (emit_move_via_integer): Likewise.
8972 (emit_move_complex): Likewise.
8973 (emit_move_ccmode): Likewise.
8974 (emit_move_insn_1): Likewise.
8975 (emit_single_push_insn): Likewise.
8976 (store_constructor): Likewise.
8977 (expand_expr_real_1): Likewise.
8978 (do_store_flag): Likewise.
8979 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8980 (enumerate_modes): Likewise.
8981 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8982 (supportable_widening_operation): Likewise.
8983 (supportable_narrowing_operation): Likewise.
8984 * expmed.c (store_bit_field_1): Likewise.
8985 (extract_bit_field_1): Likewise.
8986 (expand_mult_highpart_optab): Likewise.
8987 (expand_smod_pow2): Likewise.
8988 (expand_divmod): Likewise.
8989 (emit_store_flag): Likewise.
8990 * tree-vect-patterns.c
8991 (vect_pattern_recog_1): Likewise.
8992 * tree-ssa-loop-prefetch.c
8993 (nontemporal_store_p): Likewise.
8994 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8995 (vect_create_epilog_for_reduction): Likewise.
8996 (vectorizable_reduction): Likewise.
8997 (vectorizable_operation): Likewise.
8998 (vect_strided_store_supported): Likewise.
8999 (vectorizable_store): Likewise.
9000 (vect_strided_load_supported): Likewise.
9001 (vectorizable_load): Likewise.
9002 * combine.c (simplify_comparison): Likewise.
9003 * tree-vect-generic.c
9004 (type_for_widest_vector_mode): Likewise.
9005 (expand_vector_operations_1): Likewise.
9006 * config/spu/spu.c (spu_expand_mov): Likewise.
9007 (spu_emit_vector_compare): Likewise.
9008 * config/rs6000/rs6000.c
9009 (rs6000_emit_vector_compare): Likewise.
9010 * stmt.c (add_case_node): Likewise.
9011 * reload1.c (gen_reload):
9013 2007-08-09 Michael Matz <matz@suse.de>
9015 * tree.h (fixed_zerop): Declare as taking a const_tree.
9016 * tree.c (fixed_zerop): Take a const_tree.
9018 2007-08-09 Ira Rosen <irar@il.ibm.com>
9020 * tree-vect-transform.c (vectorizable_store): Remove call to
9021 copy_virtual_operands() and call mark_symbols_for_renaming() for
9022 the created vector store.
9023 (vect_setup_realignment): Don't call copy_virtual_operands() and
9024 update_vuses_to_preheader().
9025 (vectorizable_load): Don't call copy_virtual_operands().
9026 (update_vuses_to_preheader): Remove.
9028 2007-08-08 Chao-ying Fu <fu@mips.com>
9030 * tree.def (FIXED_POINT_TYPE): New type.
9031 (FIXED_CST): New constant.
9032 (FIXED_CONVERT_EXPR): New expr.
9033 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9034 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9035 * tree.h (struct tree_base): Add saturating_flag.
9036 Remove one bit of spare for saturating_flag.
9037 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9038 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9039 FIXED_POINT_TYPE_P): Define.
9040 (TYPE_SATURATING): Define.
9041 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9042 (struct tree_fixed_cst): New.
9043 (TYPE_IBIT, TYPE_FBIT): Define.
9044 (tree_node): Add fixed_cst.
9045 (enum tree_index): Add new enumeration values of
9046 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9047 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9048 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9049 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9050 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9051 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9052 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9053 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9054 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9055 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9056 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9057 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9058 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9059 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9060 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9061 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9062 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9063 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9064 (sat_short_fract_type_node, sat_fract_type_node,
9065 sat_long_fract_type_node, sat_long_long_fract_type_node,
9066 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9067 sat_unsigned_long_fract_type_node,
9068 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9069 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9070 unsigned_short_fract_type_node, unsigned_fract_type_node,
9071 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9072 sat_short_accum_type_node, sat_accum_type_node,
9073 sat_long_accum_type_node, sat_long_long_accum_type_node,
9074 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9075 sat_unsigned_long_accum_type_node,
9076 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9077 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9078 unsigned_short_accum_type_node, unsigned_accum_type_node,
9079 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9080 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9081 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9082 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9083 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9084 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9085 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9086 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9087 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9088 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9089 sat_uda_type_node, sat_uta_type_node): New macro.
9090 (make_fract_type, make_accum_type): Declare.
9091 (make_signed_fract_type, make_unsigned_fract_type,
9092 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9093 make_signed_accum_type, make_unsigned_accum_type,
9094 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9095 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9096 make_or_reuse_sat_signed_fract_type,
9097 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9098 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9099 make_or_reuse_sat_unsigned_accum_type): New macro.
9100 (fixed_zerop): Declare.
9101 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9102 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9103 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9104 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9105 * treestruct.def: Add TS_FIXED_CST.
9106 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9108 (tree-dump.o): Likewise.
9109 (print-tree.o): Likewise.
9110 (tree-pretty-print.o): Likewise.
9111 (fold-const.o): Likewise.
9112 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9113 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9114 (is_gimple_min_invariant): Handle FIXED_CST.
9115 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9116 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9117 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9118 (layout_type): Handle FIXED_POINT_TYPE.
9119 (make_fract_type, make_accum_type): New functions.
9120 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9121 * tree-dump.c (fixed-value.h): New include.
9122 (dump_fixed): New function.
9123 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9124 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9125 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9126 * tree-pretty-print.c (fixed-value.h): New include.
9127 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9129 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9130 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9131 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9132 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9133 for non-saturating fixed-point types.
9134 (reassociate_bb): Likewise.
9135 * emit-rtl.c (fixed-value.h): New include.
9136 (fconst0, fconst1): New array.
9137 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9138 * tree-vect-generic.c expand_vector_operation): Support
9139 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9141 (type_for_widest_vector_mode): Add one parameter for the
9143 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9145 Pass the satp parameter to type_for_mode for fixed-point types.
9146 (expand_vector_operations_1): Pass the saturating flag to
9147 type_for_widest_vector_mode.
9148 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9149 and MODE_VECTOR_UACCUM.
9150 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9151 (vectorizable_condition): Likewise.
9152 * tree.c (fixed-value.h): New include.
9153 (tree_code_size): Support FIXED_CST.
9154 (build_fixed): New function.
9155 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9156 (fixed_zerop): New function.
9157 (tree_node_structure): Support FIXED_CST.
9158 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9159 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9160 (type_hash_eq): Handle FIXED_POINT_TYPE.
9161 (simple_cst_equal): Support FIXED_CST.
9162 (iterative_hash_expr): Handle FIXED_CST.
9163 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9164 (get_narrower): Likewise.
9165 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9166 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9167 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9168 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9170 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9171 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9172 (initializer_zerop): Support FIXED_CST.
9173 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9174 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9175 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9176 (is_base_type): Handle FIXED_POINT_TYPE.
9177 (add_type_attribute): Handle FIXED_POINT_TYPE.
9178 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9179 * print-tree.c (fixed-value.h): New include.
9180 (print_node_brief): Support FIXED_CST.
9181 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9182 * c-pretty-print.c (fixed-value.h): New include.
9183 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9184 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9185 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9186 Support fixed-point types for inner items in VECTOR_TYPE.
9187 (pp_c_direct_declarator): Likewise.
9188 (pp_c_declarator): Likewise.
9189 (pp_c_fixed_constant): New function.
9190 (pp_c_constant): Handle FIXED_CST.
9191 (pp_c_primary_expression): Likewise.
9192 (pp_c_expression): Likewise.
9193 * fold-const.c (fixed-value.h): New include.
9194 (negate_expr_p): Return true for FIXED_CST.
9195 (fold_negate_expr): Support FIXED_CST.
9196 (split_tree): Support FIXED_CST.
9197 (const_binop): Support FIXED_CST.
9198 (fold_convert_const_int_from_fixed): New function to convert from
9200 (fold_convert_const_real_from_fixed): New function to convert from
9202 (fold_convert_const_fixed_from_fixed): New function to convert from
9203 fixed to another fixed.
9204 (fold_convert_const_fixed_from_int): New function to convert from
9206 (fold_convert_const_fixed_from_real): New function to convert from
9208 (fold_convert_const): Support conversions from fixed to int, from
9209 fixed to real, from fixed to fixed, from int to fixed, and from real
9211 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9212 (operand_equal_p): Support FIXED_CST.
9213 (make_range): For fixed-point modes, we need to pass the
9214 saturating flag as the 2nd parameter.
9215 (tree_swap_operands_p): Handle FIXED_CST.
9216 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9218 (fold_unary): Support FIXED_CONVERT_EXPR.
9219 (fold_binary): Handle FIXED_CST.
9220 Make sure the type is not saturating, before associating operations.
9221 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9222 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9223 (fold_negate_const): Support FIXED_CST.
9224 (fold_relational_const): Support FIXED_CST.
9225 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9226 (gimplify_expr): Handle FIXED_CST.
9227 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9228 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9229 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9230 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9231 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9232 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9233 LONG_LONG_ACCUM_TYPE_SIZE.
9234 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9235 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9236 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9237 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9238 MODE_ACCUM, and MODE_UACCUM.
9239 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9240 fixed-point types to disable reduction.
9241 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9243 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9245 * config/rs6000/x-rs6000: New file.
9246 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9247 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9248 (EXTRA_SPEC_FUNCTIONS): Define.
9249 (HAVE_LOCAL_CPU_DETECT): Define.
9250 (CC1_CPU_SPEC): Define.
9251 * config/rs6000/driver-rs6000.c: New file.
9252 * config/rs6000/aix.h (CC1_SPEC): Define.
9253 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9254 * config.host: Add x-rs6000 to host_xmake_file if host and target
9255 are rs6000 or powerpc.
9257 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9259 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9261 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9262 Sandra Loosemore <sandra@codesourcery.com>
9263 Chao-ying Fu <fu@mips.com>
9264 Nigel Stephens <nigel@mips.com>
9265 David Ung <davidu@mips.com>
9267 * doc/invoke.texi (-mcode-readable): Document.
9268 * config/mips/mips.opt (mcode-readable): New option.
9269 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9270 * config/mips/mips.h (mips_code_readable_setting): New enum.
9271 (mips_code_readable): Declare.
9272 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9273 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9274 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9275 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9276 boiler-plate comments.
9277 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9278 * config/mips/mips.c (mips_code_readable): New variable.
9279 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9280 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9281 context and -mcode-readable setting to restrict the use of
9282 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9283 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9284 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9285 (mips_blocks_for_constant_p): Only return false for
9286 TARGET_MIPS16_PCREL_LOADS.
9287 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9288 for MIPS16. Handle SYMBOL_32_HIGH.
9289 (mips_const_insns): Allow HIGHs for MIPS16 too.
9290 (mips_unspec_address_offset): New function, split out from...
9291 (mips_unspec_address): ...here.
9292 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9293 16-bit symbolic constants. Assert approropiate conditions for
9294 using the "la" and "dla" macros.
9295 (mips_handle_option): Handle -mcode-readable=.
9296 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9297 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9298 (mips_strip_unspec_address): New function, split out from...
9299 (print_operand_reloc): ...here.
9300 (print_operand): Pass constants through mips_strip_unspec_address.
9301 (print_operand_address): Likewise.
9302 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9303 (mips_select_rtx_section): Remove MIPS16 handling.
9304 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9305 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9306 (mips16_lay_out_constants): Do nothing unless
9307 TARGET_MIPS16_PCREL_LOADS.
9308 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9309 * config/mips/mips.md: Split HIGHs for MIPS16.
9310 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9312 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9314 * config/mips/mips-protos.h (mips_emit_move): Declare.
9315 * config/mips/mips.c (mips_emit_move): New function.
9316 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9317 (mips_legitimize_const_move): Likewise.
9318 (mips_legitimize_move): Likewise.
9319 (mips_split_64bit_move): Likewise.
9320 (mips_restore_gp): Likewise.
9321 (mips_load_call_address): Likewise.
9322 (mips_emit_fcc_reload): Likewise.
9323 (mips_set_return_address): Likewise.
9324 (mips_block_move_straight): Likewise.
9325 (mips_block_move_loop): Likewise.
9326 (mips_setup_incoming_varargs): Likewise.
9327 (mips_save_reg): Likewise.
9328 (mips_expand_prologue): Likewise.
9329 (mips_restore_reg): Likewise.
9330 (mips_expand_epilogue): Likewise.
9331 (mips_output_mi_thunk): Likewise.
9332 (build_mips16_call_stub): Likewise.
9333 (mips_builtin_branch_and_move): Likewise.
9334 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9335 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9336 (fixuns_truncdfdi2): Likewise.
9337 (fixuns_truncsfsi2): Likewise.
9338 (fixuns_truncsfdi2): Likewise.
9339 (loadgp_absolute): Likewise.
9340 (builtin_setjmp_setup): Likewise.
9341 (builtin_longjmp): Likewise.
9342 (untyped_call): Likewise.
9344 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9346 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9347 an "rtx *" argument. Return a bool.
9348 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9349 values and return true if they can be split. Take the same kind of
9350 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9351 and store the lo_sum there if nonnull. Use the symbol type to
9352 determine whether a $gp or HIGH is needed.
9353 (mips_legitimize_address): Update call to mips_split_symbol and
9354 simplify accordingly.
9355 (mips_legitimize_const_move): Likewise.
9356 * config/mips/mips.md: In the combine define_split,
9357 check mips_split_symbol instead of splittable_symbolic_operand.
9358 Update use of mips_split_symbol in the generator code.
9359 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9361 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9363 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9364 (mips_symbol_insns_1): New function, split out from...
9365 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9366 and stores separately from load addresses.
9367 (mips_classify_address): Replace uses of mips_symbolic_address_p
9368 with uses of mips_symbol_insns.
9369 (mips_address_insns): Update calls to mips_symbol_insns.
9370 (mips_const_insns): Likewise.
9371 (mips_legitimize_address): Likewise.
9373 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9375 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9376 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9377 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9378 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9379 non-call contexts if TARGET_MIPS16.
9380 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9381 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9382 code for SYMBOL_ABSOLUTE.
9383 (mips_symbol_insns): Likewise.
9385 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9387 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9388 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9389 (mips_symbolic_constant_p): Likewise. Update the call to
9390 mips_classify_symbol.
9391 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9392 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9393 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9394 (print_operand_reloc): Add a context argument. Update the call to
9395 mips_symbolic_constant_p.
9396 (print_operand): Update the calls to print_operand_reloc.
9397 (print_operand_address): Use print_operand_reloc rather than
9399 (mips_rewrite_small_data_p): Add a context argument. Update the call
9400 to mips_symbolic_constant_p.
9401 (mips_small_data_pattern_1): Make DATA the containing mem.
9402 Update the call to mips_rewrite_small_data_p.
9403 (mips_rewrite_small_data_1): Likewise.
9404 (mips_use_anchors_for_symbol_p): Update the call to
9405 mips_symbolic_constant_p.
9406 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9407 (splittable_symbolic_operand): Likewise.
9408 (move_operand): Likewise.
9409 (absolute_symbolic_operand): Likewise.
9410 (got_disp_operand): Likewise.
9411 (got_page_ofst_operand): Likewise.
9413 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9415 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9416 (SYMBOL_ABSOLUTE): ...this.
9417 (SYMBOL_SMALL_DATA): Rename to...
9418 (SYMBOL_GP_RELATIVE): ...this.
9419 (SYMBOL_CONSTANT_POOL): Rename to...
9420 (SYMBOL_PC_RELATIVE): ...this.
9421 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9422 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9423 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9424 after above changes.
9425 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9426 (general_symbolic_operand): Rename to...
9427 (absolute_symbolic_operand): ...this.
9428 * config/mips/mips.md: Update after above changes.
9430 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9431 Revital Eres <eres@il.ibm.com>
9433 * ddg.c (print_ddg): Add dump information.
9434 * modulo-sched.c (print_node_sched_params): Add parameter and
9436 (calculate_maxii): Remove function.
9437 (undo_generate_reg_moves): Likewise.
9438 (undo_permute_partial_schedule): Likewise.
9439 (kernel_number_of_cycles): Likewise.
9440 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9441 (sms_schedule): Use it. Remove profitability checks.
9442 (sms_schedule_by_order): Fix order of nodes within the cycle.
9444 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9446 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9447 -profile option, add pie support.
9448 (ENDFILE_SPEC): New spec.
9449 * config/gnu.h (LIB_SPEC): Add -profile option.
9451 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9453 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9454 * config/gnu.h (LIB_SPEC): Likewise.
9456 2007-08-07 Yaz Saito <saito@google.com>
9457 Ian Lance Taylor <iant@google.com>
9459 * common.opt (finstrument-functions-exclude-function-list): New
9461 (finstrument-functions-exclude-file-list): New option.
9462 * opts.c (char_p): Define and DEF_VEC.
9463 (flag_instrument_functions_exclude_functions): New static
9465 (flag_instrument_functions_exclude_files): New static variable.
9466 (add_instrument_functions_exclude_list): New static function.
9467 (flag_instrument_functions_exclude_p): New function.
9468 (common_handle_option): Handle new options.
9469 * flags.h (flag_instrument_functions_exclude_p): Declare.
9470 * gimplify.c (gimplify_function_tree): Call
9471 flag_instrument_functions_exclude_p.
9472 * doc/invoke.texi (Option Summary): Mention new options.
9473 (Code Gen Options): Document new options.
9475 2007-08-07 Ian Lance Taylor <iant@google.com>
9477 PR rtl-optimization/32776
9478 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9479 (resolve_use): Likewise.
9480 (decompose_multiword_subregs): Remove "changed" local variable.
9482 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9484 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9485 * configure: Regenerate.
9486 * config.in: Regenerate.
9487 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9490 2007-08-07 Ian Lance Taylor <iant@google.com>
9492 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9493 note, just delete the insn.
9495 2007-08-07 Andreas Schwab <schwab@suse.de>
9498 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9501 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9503 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9504 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9505 (decompose_multiword_subregs): Use the functions above to decompose
9506 multiword shifts and zero-extends.
9508 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9510 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9511 "assemble" descriptions which were swapped.
9513 2007-08-06 Chao-ying Fu <fu@mips.com>
9515 * fixed-value.h: New file.
9516 * fixed-value.c: New file.
9517 * Makefile.in (OBJS-common): Add fixed-value.o.
9518 (fixed-value.o): New rule.
9519 (GTFILES): Add fixed-value.h.
9520 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9521 to compare a.low and b.low.
9522 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9524 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9525 Daniel Jacobowitz <dan@codesourcery.com>
9528 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9530 (x86_64-*-netbsd*): Likewise.
9531 (x86_64-*-linux*): Likewise.
9532 (x86_64-*-kfreebsd*-gnu): Likewise.
9533 (x86_64-*-knetbsd*-gnu): Likewise.
9534 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9536 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9538 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9539 Add -fno-asynchronous-unwind-tables.
9541 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9542 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9543 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9544 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9545 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9547 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9549 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9550 (TARGET_C_MODE_FOR_SUFFIX): New.
9552 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9554 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9556 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9558 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9560 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9562 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9563 before checking function returns in conditional expressions.
9565 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9568 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9570 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9573 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9574 for INTEGRAL_TYPE_P.
9576 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9578 * configure.ac: Remove --enable-checking=df from default settings.
9579 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9580 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9581 if the parameter is true.
9582 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9583 DF_VERIFY_SCHEDULED flag is true.
9584 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9585 (df_finish_pass): Adjust prototype.
9586 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9589 * see.c (pass_see): Add TODO_df_verify.
9590 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9591 * global.c (rest_of_handle_global_alloc): Schedule verification
9593 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9595 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9596 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9597 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9599 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9600 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9601 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9603 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9604 Revital Eres <eres@il.ibm.com>
9606 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9608 * ddg.c (create_ddg_dependence): Rename to...
9609 (create_ddg_dep_from_intra_loop_link): This. Do not check
9610 for interloop edges. Do not create anti dependence edge when
9611 a true dependence edge exists in the opposite direction and
9612 -fmodulo-sched-allow-regmoves is set.
9613 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9614 (add_cross_iteration_register_deps): Create anti dependence edge
9615 when -fno-modulo-sched-allow-regmoves is set.
9616 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9618 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9620 * config/arm/arm.md (movsi): Add braces.
9622 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9625 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9626 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9629 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9631 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9632 state accessor functions.
9633 * cfgloopmanip.c (remove_path, create_preheaders,
9634 force_single_succ_latches, fix_loop_structure): Ditto.
9635 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9636 tree_duplicate_loop_to_header_edge): Ditto.
9637 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9638 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9640 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9641 cleanup_tree_cfg): Ditto.
9642 * tree-cfg.c (tree_merge_blocks): Ditto.
9643 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9644 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9645 loop_preheader_edge, single_exit): Ditto.
9646 (flow_loops_find): Do not clear loops->state.
9647 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9648 loops_state_clear): New functions.
9650 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9653 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9654 when adding to the base and convert ELT to sizetype instead of type.
9656 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9659 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9660 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9662 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9665 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9666 correct type the negate expression.
9668 2007-08-03 Jan Hubicka <jh@suse.cz>
9670 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9673 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9675 * config/rs6000/rs6000.c (struct processor_cost): Change
9676 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9677 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9679 (rios1_costs, rios2_cost): Correct cache line size.
9680 (rs6000_override_options): Set l2-cache-size parameter.
9682 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9683 Diego Novillo <dnovillo@google.com>
9686 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9687 if the range includes 0.
9689 2007-08-03 Ben Elliston <bje@au.ibm.com>
9691 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9692 mode to unspec expressions to silence a warning from the generator
9695 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9697 * config/ia64/constraints.md ("U"): Make constraint vector only.
9699 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9702 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9703 always_inline attribute on the function decl.
9705 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9708 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9709 if we are compiling with -fPIC.
9711 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9712 Nigel Stephens <nigel@mips.com>
9714 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9715 Define for MIPS32 and MIPS64.
9717 2007-08-02 Nick Clifton <nickc@redhat.com>
9719 * config/host-hpux.c: Change copyright header to refer to version
9720 3 of the GNU General Public License and to point readers at the
9721 COPYING3 file and the FSF's license web page.
9722 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9723 config/alpha/linux.h, config/alpha/alpha.opt,
9724 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9725 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9726 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9727 config/alpha/alpha.h, config/alpha/sync.md,
9728 config/alpha/openbsd.h, config/alpha/alpha.md,
9729 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9730 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9731 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9732 config/alpha/constraints.md, config/alpha/osf.h,
9733 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9734 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9735 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9736 config/frv/frv-asm.h, config/frv/frv-protos.h,
9737 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9738 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9739 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9740 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9741 config/s390/s390.opt, config/s390/s390-modes.def,
9742 config/s390/fixdfdi.h, config/s390/constraints.md,
9743 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9744 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9745 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9746 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9747 config/m32c/prologue.md, config/m32c/m32c.abi,
9748 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9749 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9750 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9751 config/m32c/jump.md, config/m32c/shift.md,
9752 config/m32c/m32c-protos.h, config/libgloss.h,
9753 config/spu/spu-protos.h, config/spu/predicates.md,
9754 config/spu/spu-builtins.h, config/spu/spu.c,
9755 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9756 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9757 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9758 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9759 config/sparc/hypersparc.md, config/sparc/predicates.md,
9760 config/sparc/linux.h, config/sparc/sp64-elf.h,
9761 config/sparc/supersparc.md, config/sparc/cypress.md,
9762 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9763 config/sparc/niagara.md, config/sparc/sparc.md,
9764 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9765 config/sparc/sparc.opt, config/sparc/sync.md,
9766 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9767 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9768 config/sparc/sparc.c, config/sparc/little-endian.opt,
9769 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9770 config/sparc/linux64.h, config/sparc/freebsd.h,
9771 config/sparc/sol2.h, config/sparc/rtemself.h,
9772 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9773 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9774 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9775 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9776 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9777 config/m32r/linux.h, config/m32r/constraints.md,
9778 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9779 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9780 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9781 config/i386/i386.md, config/i386/netware-crt0.c,
9782 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9783 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9784 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9785 config/i386/sol2.h, config/i386/constraints.md,
9786 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9787 config/i386/predicates.md, config/i386/geode.md,
9788 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9789 config/i386/freebsd64.h, config/i386/vxworksae.h,
9790 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9791 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9792 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9793 config/i386/netware.h, config/i386/i386-modes.def,
9794 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9795 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9796 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9797 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9798 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9799 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9800 config/i386/xm-mingw32.h, config/i386/linux64.h,
9801 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9802 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9803 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9804 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9805 config/i386/cygwin2.c, config/i386/i386-protos.h,
9806 config/i386/sync.md, config/i386/openbsd.h,
9807 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9808 config/i386/nto.h, config/i386/biarch64.h,
9809 config/i386/i386-coff.h, config/i386/freebsd.h,
9810 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9811 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9812 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9813 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9814 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9815 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9816 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9817 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9818 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9819 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9820 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9821 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9822 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9823 config/sh/superh64.h, config/sh/rtemself.h,
9824 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9825 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9826 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9827 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9828 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9829 config/avr/predicates.md, config/avr/constraints.md,
9830 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9831 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9832 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9833 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9834 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9835 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9836 config/c4x/predicates.md, config/c4x/c4x.h,
9837 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9838 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9839 config/xtensa/linux.h, config/xtensa/xtensa.h,
9840 config/xtensa/elf.h, config/xtensa/xtensa.md,
9841 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9842 config/xtensa/xtensa-protos.h, config/dbx.h,
9843 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9844 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9845 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9846 config/host-solaris.c, config/fr30/fr30.h,
9847 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9848 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9849 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9850 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9851 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9852 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9853 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9854 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9855 config/cris/predicates.md, config/cris/linux.h,
9856 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9857 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9858 config/cris/aout.opt, config/cris/cris-protos.h,
9859 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9860 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9861 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9862 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9863 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9864 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9865 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9866 config/chorus.h, config/mn10300/mn10300.c,
9867 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9868 config/mn10300/mn10300.h, config/mn10300/linux.h,
9869 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9870 config/mn10300/mn10300.md, config/ia64/predicates.md,
9871 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9872 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9873 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9874 config/ia64/freebsd.h, config/ia64/ia64.md,
9875 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9876 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9877 config/gofast.h, config/rtems.h, config/sol2-10.h,
9878 config/m68k/predicates.md, config/m68k/m68k.md,
9879 config/m68k/linux.h, config/m68k/m68k-modes.def,
9880 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9881 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9882 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9883 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9884 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9885 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9886 config/m68k/constraints.md, config/m68k/rtemself.h,
9887 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9888 config/m68k/uclinux.h, config/rs6000/power4.md,
9889 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9890 config/rs6000/linux.h, config/rs6000/eabi.h,
9891 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9892 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9893 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9894 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9895 config/rs6000/windiss.h, config/rs6000/603.md,
9896 config/rs6000/aix41.h, config/rs6000/cell.md,
9897 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9898 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9899 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9900 config/rs6000/default64.h, config/rs6000/7xx.md,
9901 config/rs6000/darwin.opt, config/rs6000/spe.md,
9902 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9903 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9904 config/rs6000/7450.md, config/rs6000/linux64.h,
9905 config/rs6000/constraints.md, config/rs6000/440.md,
9906 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9907 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9908 config/rs6000/rs6000.h, config/rs6000/power6.md,
9909 config/rs6000/predicates.md, config/rs6000/altivec.md,
9910 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9911 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9912 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9913 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9914 config/rs6000/linux64.opt, config/rs6000/sync.md,
9915 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9916 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9917 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9918 config/rs6000/eabispe.h, config/rs6000/e500.h,
9919 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9920 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9921 config/rs6000/aix.h, config/rs6000/vxworks.h,
9922 config/rs6000/40x.md, config/rs6000/aix51.h,
9923 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9924 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9925 config/arc/arc.h, config/mcore/mcore-elf.h,
9926 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9927 config/mcore/mcore.md, config/mcore/mcore.c,
9928 config/mcore/mcore.opt, config/mcore/mcore.h,
9929 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9930 config/score/predicates.md, config/score/score-version.h,
9931 config/score/score-protos.h, config/score/misc.md,
9932 config/score/elf.h, config/score/score.c, config/score/mac.md,
9933 config/score/score7.md, config/score/score.h,
9934 config/score/score-conv.h, config/score/score-mdaux.c,
9935 config/score/score.md, config/score/score.opt,
9936 config/score/score-modes.def, config/score/score-mdaux.h,
9937 config/score/mul-div.S, config/arm/uclinux-elf.h,
9938 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9939 config/arm/symbian.h, config/arm/linux-elf.h,
9940 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9941 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9942 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9943 config/arm/strongarm-pe.h, config/arm/arm.h,
9944 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9945 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9946 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9947 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9948 config/arm/arm-cores.def, config/arm/arm-protos.h,
9949 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9950 config/arm/wince-pe.h, config/arm/neon.md,
9951 config/arm/constraints.md, config/arm/neon.ml,
9952 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9953 config/arm/arm.opt, config/arm/arm926ejs.md,
9954 config/arm/predicates.md, config/arm/iwmmxt.md,
9955 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9956 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9957 config/arm/neon-testgen.ml, config/arm/arm.md,
9958 config/arm/xscale-coff.h, config/arm/pe.c,
9959 config/arm/arm-generic.md, config/arm/pe.h,
9960 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9961 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9962 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9963 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9964 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9965 config/pa/predicates.md, config/pa/pa64-hpux.h,
9966 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9967 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9968 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9969 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9970 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9971 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9972 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9973 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9974 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9975 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9976 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9977 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9978 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9979 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9980 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9981 config/mips/linux64.h, config/mips/elforion.h,
9982 config/mips/constraints.md, config/mips/generic.md,
9983 config/mips/predicates.md, config/mips/4300.md,
9984 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9985 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9986 config/mips/5k.md, config/mips/vr4120-div.S,
9987 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9988 config/mips/mips-protos.h, config/mips/6000.md,
9989 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9990 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9991 config/mips/mips-modes.def, config/mips/vr.h,
9992 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9993 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9994 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9995 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9996 config/vax/openbsd1.h, config/vax/netbsd.h,
9997 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9998 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9999 config/h8300/rtems.h, config/h8300/predicates.md,
10000 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10001 config/h8300/h8300.md, config/h8300/h8300.opt,
10002 config/h8300/coff.h, config/h8300/h8300-protos.h,
10003 config/v850/v850.md, config/v850/predicates.md,
10004 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10005 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10006 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10007 config/mmix/mmix.h, config/mmix/predicates.md,
10008 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10009 config/mmix/mmix.c, config/mmix/mmix.opt,
10010 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10011 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10012 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10013 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10016 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10018 * emit-rtl.c (reset_used_decls): Rename to...
10019 (set_used_decls): ...this. Set the used flag rather than clearing it.
10020 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10021 DECL_RTLs rather than resetting them.
10023 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10025 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10027 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10029 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10030 argument to find_reloads_address.
10032 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10034 PR tree-optimization/32919
10035 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10036 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10037 (coalesce_ssa_name): Call it.
10039 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10040 David Ung <davidu@mips.com>
10042 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10043 (__mips16_unorddf2, __mips16_floatunsidf): New.
10044 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10046 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10048 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10050 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10051 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10052 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10053 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10054 * omp-low.c (get_ws_args_for, determine_parallel_type,
10055 expand_omp_for_generic, expand_omp_for_static_nochunk,
10056 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10057 Work with more precise CFG.
10058 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10059 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10061 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10062 * gimple-low.c (lower_stmt): Ditto.
10063 * tree-inline.c (estimate_num_insns_1): Ditto.
10064 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10065 (OMP_SECTIONS_SWITCH): New.
10066 * tree-cfgcleanup.c (cleanup_omp_return): New.
10067 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10068 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10069 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10070 (tree_redirect_edge_and_branch): Handle omp constructs.
10072 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10073 with three arguments.
10075 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10077 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10078 in loop closed ssa.
10080 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10082 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10083 the loop structures may need fixing.
10084 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10086 (cleanup_tree_cfg_loop): Removed.
10087 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10088 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10089 instead of running cleanup_tree_cfg_loop.
10090 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10091 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10092 (tree_predictive_commoning): Declaration changed.
10093 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10095 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10097 * doc/invoke.texi (l1-cache-size): Update documentation.
10098 (l2-cache-size): Document.
10099 * params.h (L2_CACHE_SIZE): New macro.
10100 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10101 that L1_CACHE_SIZE is in kB now.
10102 (L2_CACHE_SIZE_BYTES): New macro.
10103 (tree_ssa_prefetch_arrays): Show size in kB.
10104 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10105 and l2_cache_size fields.
10106 * config/i386/driver-i386.c (describe_cache): Detect cache size
10108 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10109 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10110 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10111 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10112 (override_options): Set l1-cache-size and l2-cache-size to default
10113 values if not specified otherwise.
10114 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10115 (PARAM_L2_CACHE_SIZE): New.
10117 2007-08-01 Nigel Stephens <nigel@mips.com>
10118 David Ung <davidu@mips.com>
10119 Thiemo Seufer <ths@mips.com>
10120 Chris Dearman <chris@mips.com>
10121 Richard Sandiford <richard@codesourcery.com>
10123 * config.gcc (mips*-sde-elf*): New stanza.
10124 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10125 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10126 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10127 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10128 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10129 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10131 * config/mips/sde.h: New file.
10132 * config/mips/t-libgcc-mips16: Likewise.
10133 * config/mips/t-sde: Likewise.
10134 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10135 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10136 _MIPS_FPSET and _MIPS_SZINT.
10137 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10138 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10139 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10140 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10141 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10142 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10143 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10144 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10145 _MIPS_SZPTR and _MIPS_FPSET.
10146 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10147 architecture is specified.
10148 (MIPS_32BIT_OPTION_SPEC): New macro.
10150 2007-07-31 Dan Hipschman <dsh@google.com>
10152 * gcc.c (end_going_arg): New function.
10153 (do_spec_2): Use it.
10154 (do_spec_1): Use it.
10156 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10158 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10159 only if ENABLE_CHECKING is defined.
10161 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10163 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10164 df_ru_add_problem, df_ru_get_bb_info): Removed.
10165 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10166 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10167 df_ru_free_bb_info, df_ru_alloc,
10168 df_ru_bb_local_compute_process_def,
10169 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10170 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10171 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10172 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10173 df_ru_add_problem): Removed.
10175 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10178 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10179 (casesi32p, casesi64p): Likewise.
10180 (casesi): Adjust for above.
10182 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10184 * mode-switching.c (create_pre_exit): Don't search past calls.
10186 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10188 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10190 2007-07-31 Revital Eres <eres@il.ibm.com>
10192 * ddg.c (add_deps_for_def): Rename to...
10193 (add_cross_iteration_register_deps): This. Change implementation
10194 to use only reaching def and def-use chains to construct the
10195 inter loop dependencies.
10196 (add_deps_for_use): Remove function.
10197 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10198 function to build the inter loop dependencies.
10199 * modulo-sched.c (sms_schedule): Build only
10200 reaching def and def-use chains for the propose of the ddg
10203 2007-07-31 Julian Brown <julian@codesourcery.com>
10205 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10206 New define_insns. Use correct RTL.
10207 (vec_set<mode>): Write as expander.
10209 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10211 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10212 to an unallocated space.
10214 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10217 (split_constant_offset): Enable split_constant_offset to extract
10218 constants from other statements.
10219 * tree-vect-transform.c
10220 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10221 to a temp var. Force base_offset to be simple.
10223 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10225 * df-scan.c (df_scan_verify): Remove artificial limit on
10226 the number of blocks for verification.
10227 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10228 df_simulate_defs): Avoid unnecessary insn checking for defs.
10230 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10232 * config/m68k/lb1sf68.asm (FUNC): New macro.
10233 (__mulsi3): Use it.
10234 (__udivsi3): Likewise.
10235 (__divsi3): Likewise.
10236 (__umodsi3): Likewise.
10237 (__modsi3): Likewise.
10238 (__subdf3): Likewise.
10239 (__adddf3): Likewise.
10240 (__muldf3): Likewise.
10241 (__divdf3): Likewise.
10242 (__negdf2): Likewise.
10243 (__cmpdf2): Likewise.
10244 (__subsf3): Likewise.
10245 (__addsf3): Likewise.
10246 (__mulsf3): Likewise.
10247 (__divsf3): Likewise.
10248 (__negsf2): Likewise.
10249 (__cmpsf2): Likewise.
10250 (__eqdf2): Likewise.
10251 (__nedf2): Likewise.
10252 (__gtdf2): Likewise.
10253 (__gedf2): Likewise.
10254 (__ltdf2): Likewise.
10255 (__ledf2): Likewise.
10256 (__eqsf2): Likewise.
10257 (__nesf2): Likewise.
10258 (__gtsf2): Likewise.
10259 (__gesf2): Likewise.
10260 (__ltsf2): Likewise.
10261 (__lesf2): Likewise.
10263 2007-07-30 Ollie Wild <aaw@google.com>
10265 * c-ppoutput.c (print_lines_directives_only): New function.
10266 (scan_translation_unit_directives_only): New function.
10267 (preprocess_file): Add call to scan_translation_unit_directives_only.
10268 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10269 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10270 -fdirectives-only. Add errors for -fdirectives-only conflict with
10271 -Wunused-macros and -traditional.
10272 (finish_options): Add builtin macro initialization for
10273 -fdirectives-only + -fpreprocessed.
10274 * c.opt (fdirectives-only): New.
10275 * doc/cppopts.texi (fdirectives-only): New.
10277 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10279 * alias.c (record_set, memory_modified_1): Constify.
10280 * bt-load.c (note_btr_set): Likewise.
10281 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10282 * combine.c (set_nonzero_bits_and_sign_copies,
10283 expand_field_assignment, record_dead_and_set_regs_1,
10284 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10285 likely_spilled_retval_1): Likewise.
10286 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10287 frv_io_handle_set): Likewise.
10288 * config/mips/mips.c (mips_sim_record_set,
10289 vr4130_true_reg_dependence_p_1): Likewise.
10290 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10291 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10292 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10293 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10294 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10295 * ddg.c (mark_mem_store): Likewise.
10296 * df-problems.c (df_urec_mark_reg_change): Likewise.
10297 * function.c (update_epilogue_consts): Likewise.
10298 * gcse.c (record_set_info, record_last_set_info,
10299 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10300 reg_clear_last_set): Likewise.
10301 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10303 * jump.c (reversed_comparison_code_parts): Likewise.
10304 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10305 reg_is_set): Likewise.
10306 * loop-iv.c (mark_altered): Likewise.
10307 * mode-switching.c (reg_becomes_live): Likewise.
10308 * optabs.c (no_conflict_move_test): Likewise.
10309 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10311 * postreload.c (reload_combine_note_store, move2add_note_store):
10313 * regmove.c (flags_set_1): Likewise.
10314 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10316 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10318 * resource.c (update_live_status): Likewise.
10319 * rtl.h (set_of, note_stores): Likewise.
10320 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10321 note_stores, parms_set): Likewise.
10322 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10323 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10325 * var-tracking.c (count_stores, add_stores): Likewise.
10327 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10329 * alias.c (mems_in_disjoint_alias_sets_p,
10330 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10331 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10332 write_dependence_p, mems_in_disjoint_alias_sets_p,
10333 read_dependence, true_dependence, canon_true_dependence,
10334 anti_dependence, output_dependence): Constify.
10335 * combine.c (extended_count): Likewise.
10336 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10337 * cselib.c (get_value_hash, references_value_p,
10338 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10339 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10340 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10341 * function.c (contains, prologue_epilogue_contains,
10342 sibcall_epilogue_contains): Likewise.
10343 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10344 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10345 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10346 reg_or_subregno): Likewise.
10347 * recog.c (asm_noperands): Likewise.
10348 * reload1.c (function_invariant_p): Likewise.
10349 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10350 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10351 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10352 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10353 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10354 extended_count, prologue_epilogue_contains,
10355 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10356 canon_true_dependence, read_dependence, anti_dependence,
10357 output_dependence): Likewise.
10358 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10360 2007-07-30 Julian Brown <julian@codesourcery.com>
10362 * config/arm/neon.md (V_ext): New mode attribute.
10363 (neon_vget_lane<mode>): Replace with define_expand.
10364 (neon_vget_lane<mode>_sext_internal)
10365 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10366 and quad precision vectors.
10367 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10368 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10369 have typeless 32-bit result.
10371 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10374 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10376 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10377 use sizetype for rest.
10378 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10379 (aff_combination_convert): Don't convert rest for pointer types.
10381 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10383 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10385 * tree-ssa-alias.c: Add alloc-pool.h.
10386 (init_alias_info): Free alias_bitmap_obstack.
10387 (delete_alias_info): Call delete_mem_ref_stats.
10388 (get_mem_sym_stats_for): Use alloc_pool.
10389 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10390 (delete_mem_sym_stats): Removed.
10392 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10394 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10395 functions cannot be represented as classical distance vectors.
10397 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10399 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10400 * builtins.c (validate_arg, builtin_mathfn_code,
10401 validate_arglist): Likewise.
10402 * calls.c (call_expr_flags): Likewise.
10403 * combine.c (reg_nonzero_bits_for_combine,
10404 reg_num_sign_bit_copies_for_combine, get_last_value,
10405 reg_truncated_to_mode): Likewise.
10406 * emit-rtl.c (subreg_lowpart_p): Likewise.
10407 * expr.c (highest_pow2_factor_for_target,
10408 categorize_ctor_elements_1, categorize_ctor_elements,
10409 count_type_elements, contains_packed_reference,
10410 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10411 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10412 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10413 native_encode_int, native_encode_real, native_encode_complex,
10414 native_encode_vector, native_encode_expr, native_interpret_int,
10415 native_interpret_real, native_interpret_complex,
10416 native_interpret_vector, native_interpret_expr): Likewise.
10417 * function.c (use_register_for_decl): Likewise.
10418 * gimplify.c (get_name): Likewise.
10419 * langhooks-def.h (lhd_return_null_const_tree): New.
10420 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10421 * langhooks.c (lhd_return_null_const_tree): New.
10422 * langhooks.h (lang_get_callee_fndecl): Constify.
10423 * output.h (constructor_static_from_elts_p): Likewise.
10424 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10425 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10426 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10427 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10428 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10429 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10430 * rtlhooks-def.h (reg_nonzero_bits_general,
10431 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10433 * rtlhooks.c (reg_num_sign_bit_copies_general,
10434 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10436 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10437 * stor-layout.c (mode_for_size_tree): Likewise.
10438 * tree-ssa-loop-im.c (memref_eq): Likewise.
10439 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10440 * tree.c (contains_placeholder_p, type_list_equal,
10441 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10443 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10444 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10445 contains_placeholder_p, contains_packed_reference,
10446 get_callee_fndecl, operand_equal_for_phi_arg_p,
10447 warn_if_unused_value, is_body_block, native_encode_expr,
10448 native_interpret_expr, fold_convertible_p, operand_equal_p,
10449 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10450 validate_arglist, simple_cst_equal, type_list_equal,
10451 use_register_for_decl, call_expr_flags, get_name,
10452 highest_pow2_factor): Likewise.
10453 (const_call_expr_arg_iterator_d,
10454 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10455 first_const_call_expr_arg, more_const_call_expr_args_p,
10456 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10457 * varasm.c (constructor_static_from_elts_p): Constify.
10459 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10461 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10462 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10463 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10464 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10465 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10466 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10467 spelling conventions.
10468 * doc/invoke.texi: Follow spelling conventions.
10470 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10471 Revital Eres <eres@il.ibm.com>
10473 * modulo-sched.c (sms_schedule): Avoid loops which includes
10474 auto-increment instructions.
10476 2007-07-28 Richard Guenther <rguenther@suse.de>
10478 PR middle-end/32920
10479 * fold-const.c (fold_cond_expr_with_comparison): Convert
10480 operand zero of MIN/MAX_EXPR to correct type.
10482 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10484 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10485 flags_from_decl_or_type): Constify.
10486 * gcc.c (do_spec_1): Likewise.
10487 * print-tree.c (dump_addr, print_node_brief): Likewise.
10488 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10489 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10490 tree_purge_all_dead_eh_edges): Likewise.
10491 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10492 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10494 * tree.c (expr_location, expr_has_location, expr_locus,
10495 expr_filename, expr_lineno, get_inner_array_type,
10496 fields_compatible_p): Likewise.
10497 * tree.h (get_inner_array_type, fields_compatible_p,
10498 expr_location, expr_has_location, expr_locus, expr_filename,
10499 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10500 setjmp_call_p, alloca_call_p): Likewise.
10502 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10504 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10505 TV_FLOW_INSENSITIVE.
10507 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10509 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10510 (compute_flow_insensitive_aliasing): Ditto for
10511 TV_FLOW_INSENSITIVE.
10513 2007-07-27 Jan Hubicka <jh@suse.cz>
10515 * config/i386/i386.c (register_move_cost): Remove accidentally
10516 comitted #if 0 block.
10518 * attribs.c: Include hashtab.h
10519 (attribute_hash): New.
10520 (substring): New structure.
10521 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10523 (init_attributes): Initialize attribute hash.
10524 (decl_attributes): Use attribute hash.
10525 * Makefile.in (attribs.c): Depend on hashtab.h.
10527 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10529 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10531 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10533 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10534 __mips_dspr2 and __mips_dsp_rev macros.
10535 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10537 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10539 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10541 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10543 PR middle-end/32749
10545 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10546 and the updating of the live and do_not_gen sets.
10547 (df_note_bb_compute): Added updating of live and do_not_gen sets
10548 for regular defs so that the case of clobber inside conditional
10549 call is processed correctly.
10551 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10553 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10554 operands with compatible type.
10556 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10558 * expr.h (store_bit_field): Don't return a value.
10559 * expmed.c (check_predicate_volatile_ok): New function.
10560 (store_bit_field_1): New function, extracted from store_bit_field.
10561 Take a fallback_p argument and return true if the operation succeeded.
10562 Only use store_fixed_bit_field if fallback_p. Don't recompute
10563 mode_for_extraction; use op_mode instead. Try forcing memories
10564 into registers if the insv expander fails.
10565 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10566 Don't return a value.
10567 (convert_extracted_bit_field): New function, extracted from
10569 (extract_bit_field_1): Likewise. Take a fallback_p argument
10570 and return NULL if the operation succeeded. Only use
10571 extract_fixed_bit_field if fallback_p. Only calculate one
10572 extraction mode. Combine code for extv and extzv. Try forcing
10573 memories into registers if the ext(z)v expander fails.
10574 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10576 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10578 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10580 (df_ref): Likewise. Put regno with other integer fields.
10582 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10584 * df.h (df_mw_hardreg): Remove "loc" field.
10585 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10587 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10588 split out from df_set_unused_notes_for_mw. Return false for
10589 partial references. Assert that mw_reg is a REG when returning true.
10590 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10591 (df_whole_mw_reg_dead_p): New function, split out from
10592 df_set_dead_notes_for_mw. Return false for partial references.
10593 Assert that mw_reg is a REG when returning true.
10594 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10595 Remove redundant bitmap check.
10597 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10599 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10600 ($(T)crtend.o): Likwise.
10601 ($(T)crtbeginS.o): Likwise.
10602 ($(T)crtendS.o): Likwise.
10603 ($(T)crtfastmath.o): Likwise.
10605 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10607 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10608 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10609 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10610 and x_n_bbs_in_dom_tree fields.
10612 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10614 PR tree-optimization/32087
10615 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10616 Do not call scale_bbs_frequencies_int with prob of zero.
10618 2007-07-26 Julian Brown <julian@codesourcery.com>
10620 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10621 (neon_element_bits): Add prototypes.
10622 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10623 (neon_const_bounds, neon_element_bits): New functions.
10624 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10625 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10626 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10627 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10628 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10629 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10630 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10631 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10632 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10633 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10634 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10635 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10636 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10638 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10640 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10641 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10643 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10644 Julian Brown <julian@codesourcery.com>
10646 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10647 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10648 * config/arm/cortex-a8.md: New.
10649 * config/arm/cortex-a8-neon.md: New.
10650 * config/arm/neon-schedgen.ml: New.
10651 * config/arm/neon.md (vqh_mnem): New.
10653 (Is_float_mode): New.
10654 (Scalar_mul_8_16): New.
10656 (V_mode_nunits): New.
10657 (All instruction patterns): Annotate with neon_type attribute
10659 * config/arm/arm.md: Include cortex-a8.md.
10660 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10662 Annotate instruction patterns accordingly.
10663 (generic_sched): Do not use generic scheduling for Cortex-A8.
10664 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10666 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10668 * fold-const.c (fold_read_from_constant_string): Use
10669 build_int_cst_type.
10670 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10672 2007-07-26 Nick Clifton <nickc@redhat.com>
10674 * tree-ssa-operands.h: Change copyright header to refer to version
10675 3 of the GNU General Public License and to point readers at the
10676 COPYING3 file and the FSF's license web page.
10677 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10678 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10679 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10680 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10681 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10682 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10683 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10684 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10685 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10686 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10687 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10688 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10689 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10690 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10691 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10692 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10693 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10694 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10695 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10696 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10697 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10698 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10699 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10700 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10701 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10702 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10703 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10704 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10705 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10706 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10707 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10708 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10709 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10710 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10711 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10712 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10713 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10714 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10715 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10716 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10717 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10718 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10719 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10720 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10721 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10722 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10723 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10724 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10725 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10726 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10727 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10728 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10729 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10730 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10731 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10732 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10733 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10734 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10735 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10736 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10737 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10738 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10739 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10740 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10741 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10742 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10743 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10744 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10745 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10746 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10747 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10748 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10749 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10750 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10751 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10752 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10753 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10754 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10755 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10756 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10757 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10758 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10759 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10760 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10761 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10762 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10763 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10764 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10765 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10766 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10767 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10768 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10769 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10770 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10771 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10772 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10773 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10774 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10775 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10776 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10777 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10778 convert.c, convert.h, langhooks-def.h, reload1.c,
10779 tree-ssa-operands.c: Likewise.
10781 2007-07-26 Jan Hubicka <jh@suse.cz>
10783 * tree-ssa-live.c: Include debug.h and flags.h.
10784 (mark_scope_block_unused): New function.
10785 (remove_unused_scope_block_p): New function.
10786 (remove_unused_locals): Remove unused blocks too.
10788 2007-07-25 Ian Lance Taylor <iant@google.com>
10790 * combine.c (combine_max_regno): Remove. Remove all uses.
10791 (struct reg_stat_struct): Rename from struct reg_stat.
10792 (reg_stat_type): Define, and declare VECs.
10793 (reg_stat): Change from pointer to VEC. Change all uses.
10794 (combine_split_insns): New static function.
10795 (try_combine, find_split_point): Call it instead of split_insns.
10797 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10799 * cfghooks.c (split_block): Fix the information about loop latch.
10801 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10803 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10805 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10807 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10808 Scan the new edge for loop exit info.
10810 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10812 * config/darwin.c: Include debug.h.
10814 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10817 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10819 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10821 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10822 (HARD_REGNO_MODE_OK): Ditto.
10823 (MODES_TIEABLE_P): Ditto.
10824 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10825 (CLASS_MAX_NREGS): Ditto.
10826 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10827 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10828 (divdf3_internal_thr): Removed.
10829 * config/ia64/div.md: New file.
10830 * config/ia64/constraints.md: Add H constraint.
10832 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10834 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10835 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10836 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10837 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10838 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10839 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10840 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10841 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10842 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10843 dump_sbitmap_file, debug_sbitmap, popcount_table,
10844 sbitmap_popcount): Constify.
10845 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10846 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10847 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10848 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10849 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10850 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10851 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10852 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10853 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10854 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10855 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10857 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10859 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10860 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10861 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10862 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10863 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10864 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10865 bitmap_intersect_p, bitmap_intersect_compl_p,
10866 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10867 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10869 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10870 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10871 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10872 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10873 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10874 debug_bitmap, debug_bitmap_file, bitmap_print,
10875 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10876 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10878 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10880 * config/darwin.c (darwin_override_options): Additional fix for
10881 debug info formats that don't support var tracking.
10883 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10885 * cselib.c (entry_and_rtx_equal_p): Constify.
10886 * gengtype.c (output_mangled_typename, write_types, write_local):
10888 * gengtype.h (const_type_p): New.
10889 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10891 * tlink.c (scan_linker_output): De-constify.
10892 * tree-ssa-loop-im.c (memref_eq): Constify.
10893 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10894 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10896 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10898 * c-common.c (fname_as_string, c_type_hash): Constify.
10899 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10900 * cgraph.c (edge_hash, edge_eq): Likewise.
10901 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10902 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10903 reg_attrs_htab_eq): Likewise.
10904 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10906 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10907 const_decl_t, const_state_t, const_automata_list_el_t): New.
10908 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10909 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10910 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10911 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10912 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10913 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10914 compare_max_occ_cycle_nums, out_state_arcs_num,
10915 compare_transition_els_num, units_cmp, state_reservs_cmp):
10917 * genmodes.c (cmp_modes): Likewise.
10918 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10919 * gimplify.c (compare_case_labels): Likewise.
10920 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10921 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10922 * matrix-reorg.c (mtt_info_hash): Likewise.
10923 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10924 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10925 (htab_hash_bucket, htab_hash_elem): Constify.
10926 * tree-browser.c (TB_parent_eq): Likewise.
10927 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10928 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10929 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10930 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10932 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10933 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10934 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10935 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10936 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10938 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10939 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10940 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10941 * tree-ssa-threadupdate.c (redirection_data_hash,
10942 redirection_data_eq): Likewise.
10943 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10944 * tree-ssa.c (var_ann_eq): Likewise.
10945 * tree-vrp.c (compare_case_labels): Likewise.
10946 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10947 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10948 tree_not_check_failed, tree_class_check_failed,
10949 tree_range_check_failed, tree_not_class_check_failed,
10950 omp_clause_check_failed, omp_clause_range_check_failed,
10951 tree_contains_struct_check_failed, tree_operand_check_failed):
10953 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10954 tree_not_check_failed, tree_class_check_failed,
10955 tree_range_check_failed, tree_not_class_check_failed,
10956 tree_operand_check_failed, omp_clause_operand_check_failed,
10957 tree_operand_length): Likewise.
10958 * var-tracking.c (const_variable): New.
10959 (variable_htab_hash, variable_htab_eq): Constify.
10960 * varasm.c (const_desc_hash): Likewise.
10962 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10964 * expr.c (handled_component_p): Constify.
10965 * fold-const.c (fit_double_type): Likewise.
10966 * real.h (real_value_from_int_cst): Likewise.
10967 * tree-flow-inline.h (gimple_in_ssa_p,
10968 gimple_aliases_computed_p, gimple_addressable_vars,
10969 gimple_call_clobbered_vars, gimple_referenced_vars,
10970 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10971 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10972 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10973 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10974 is_label_stmt, is_global_var, phi_ssa_name_p,
10975 factoring_name_p, is_call_clobbered, tree_common_ann,
10976 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10977 unmodifiable_var_p, array_ref_contains_indirect_ref,
10978 ref_contains_array_ref, lookup_subvars_for_var,
10979 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10980 gimple_mem_ref_stats): Likewise.
10981 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10982 may_aliases, is_exec_stmt, is_label_stmt,
10983 ref_contains_array_ref, array_ref_contains_indirect_ref,
10984 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10985 unmodifiable_var_p): Likewise.
10986 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10987 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10988 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10989 cst_and_fits_in_hwi, real_value_from_int_cst,
10990 build_real_from_int_cst, integer_zerop, integer_onep,
10991 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10992 tree_floor_log2, real_zerop, real_onep, real_twop,
10993 real_minus_onep, really_constant_p, purpose_member, chain_member,
10994 list_length, fields_length, int_size_in_bytes, bit_position,
10995 int_bit_position, byte_position, int_byte_position, expr_align,
10996 array_type_nelts, tree_node_structure,
10997 type_contains_placeholder_1, iterative_hash_pointer,
10998 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10999 tree_map_base_eq, type_hash_list, type_hash_eq,
11000 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11001 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11002 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11003 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11004 int_fits_type_p, get_containing_scope, decl_function_context,
11005 decl_type_context, omp_clause_operand_check_failed,
11006 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11007 * tree.h (omp_clause_operand_check_failed, tree_size,
11008 build_real_from_int_cst, array_type_nelts, purpose_member,
11009 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11010 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11011 is_attribute_p, check_qualified_type, expr_align,
11012 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11013 int_byte_position, list_length, fields_length, initializer_zerop,
11014 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11015 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11016 tree_node_structure, handled_component_p, get_containing_scope,
11017 decl_function_context, decl_type_context, real_zerop,
11018 type_num_arguments, fit_double_type, really_constant_p,
11019 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11020 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11021 real_twop, real_minus_onep, int_cst_value): Likewise.
11023 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11025 * cfglayout.c (insn_scope, insn_line): Constify.
11026 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11027 const_double_htab_hash, const_double_htab_eq,
11028 mem_attrs_htab_hash): Likewise.
11029 * loop-iv.c (biv_eq): Likewise.
11030 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11031 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11032 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11034 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11035 error_for_asm, warning_for_asm, _fatal_insn,
11036 _fatal_insn_not_found): Likewise.
11037 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11038 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11039 rtl_check_failed_type2, rtl_check_failed_code1,
11040 rtl_check_failed_code2, rtl_check_failed_code_mode,
11041 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11042 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11043 rtl_check_failed_type2, rtl_check_failed_code1,
11044 rtl_check_failed_code2, rtl_check_failed_code_mode,
11045 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11046 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11047 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11048 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11049 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11050 rtx_unstable_p, get_integer_term, get_related_value,
11051 offset_within_block_p, reg_mentioned_p, count_occurrences,
11052 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11053 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11054 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11055 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11056 find_constant_src, find_reg_fusage, find_regno_fusage,
11057 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11058 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11059 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11060 computed_jump_p, auto_inc_p, in_expr_list_p,
11061 remove_node_from_expr_list, loc_mentioned_in_p,
11062 label_is_jump_target_p, reversed_comparison_code_parts,
11063 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11064 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11065 print_inline_rtx): Likewise.
11066 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11067 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11068 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11069 get_integer_term, get_related_value, offset_within_block_p,
11070 count_occurrences, reg_mentioned_p, no_labels_between_p,
11071 reg_used_between_p, reg_referenced_p, single_set_2,
11072 multiple_sets, set_noop_p, refers_to_regno_p,
11073 reg_overlap_mentioned_p, dead_or_set_p,
11074 covers_regno_no_parallel_p, covers_regno_p,
11075 dead_or_set_regno_p, find_reg_note, find_regno_note,
11076 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11077 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11078 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11079 side_effects_p, may_trap_p_1, may_trap_p,
11080 may_trap_after_code_motion_p, may_trap_or_fault_p,
11081 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11082 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11083 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11084 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11085 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11087 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11088 warning_for_asm): Likewise.
11089 * tree.h (print_rtl): Likewise.
11090 * varasm.c (get_pool_mode): Likewise.
11092 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11094 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11095 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11096 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11097 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11098 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11099 * ddg.c (compare_sccs): Likewise.
11100 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11101 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11102 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11103 decimal_do_fix_trunc, decimal_real_to_integer,
11104 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11105 * dse.c (const_group_info_t): New.
11106 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11107 * dwarf2out.c (const_dw_die_ref): New.
11108 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11109 * tree-browser.c (TB_parent_eq): Likewise.
11110 * unwind-dw2-fde.c (__register_frame_info_bases,
11111 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11112 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11114 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11115 * unwind-dw2.c (uw_frame_state_for): Likewise.
11116 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11117 * value-prof.h (const_histogram_value): New.
11119 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11121 * config/mips/mips.c (machine_function): Add
11122 initialized_mips16_gp_pseudo_p.
11123 (mips16_gp_pseudo_reg): Do not emit the initialization of
11124 mips16_gp_pseudo_rtx when being called from the gimple cost-
11125 calculation routines; emit it on the first use outside those
11128 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11130 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11133 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11134 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11135 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11136 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11137 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11138 Preserve const-ness of parameters through use of __typeof(),
11139 also constify and tidy.
11141 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11142 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11143 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11144 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11145 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11146 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11147 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11148 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11149 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11151 2007-07-25 Julian Brown <julian@codesourcery.com>
11152 Mark Shinwell <shinwell@codesourcery.com>
11154 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11155 (alpha_mangle_type): This.
11156 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11157 (TARGET_MANGLE_TYPE): Define this instead.
11158 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11159 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11160 (arm_init_neon_builtins): Fix comment.
11161 (arm_mangle_map_entry): New.
11162 (arm_mangle_map): New.
11163 (arm_mangle_type): New.
11164 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11165 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11166 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11167 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11168 (TARGET_MANGLE_TYPE): Define this instead.
11169 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11170 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11171 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11172 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11173 (TARGET_MANGLE_TYPE): Define this instead.
11174 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11176 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11177 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11178 (TARGET_MANGLE_TYPE): Define this instead.
11179 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11180 (s390_mangle_type): This.
11181 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11182 (TARGET_MANGLE_TYPE): Define this instead.
11183 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11184 (sparc_mangle_type): This.
11185 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11186 (TARGET_MANGLE_TYPE): Define this instead.
11187 * cp/mangle.c (write_type): Call mangle_type target hook on all
11188 types before mangling. Use original type, not main variant, as
11190 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11191 (TARGET_MANGLE_TYPE): This.
11192 * target.h (gcc_target): Rename mangle_fundamental_type to
11194 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11195 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11197 2007-07-25 Julian Brown <julian@codesourcery.com>
11198 Paul Brook <paul@codesourcery.com>
11199 Joseph Myers <joseph@codesourcery.com>
11200 Mark Shinwell <shinwell@codesourcery.com>
11202 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11203 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11204 (with_fpu): Allow --with-fpu=neon.
11205 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11206 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11207 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11208 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11209 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11210 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11211 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11212 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11213 (output_move_neon): Add prototypes.
11214 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11215 (all_fpus): Add FPUTYPE_NEON.
11216 (fp_model_for_fpu): Add NEON field.
11217 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11218 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11220 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11222 (thumb2_legitimate_address_p): Likewise.
11223 (neon_valid_immediate): Recognize and prepare constants suitable for
11225 (neon_immediate_valid_for_move): New function. Recognize and prepare
11226 immediates for NEON move instructions.
11227 (neon_immediate_valid_for_logic): New function. Recognize and
11228 prepare immediates for NEON logic instructions.
11229 (neon_output_logic_immediate): New function. Create asm string
11230 suitable for outputting immediate logic instructions.
11231 (neon_pairwise_reduce): New function. Implement reduction using
11232 pairwise operations.
11233 (neon_expand_vector_init): New function. Expand a (possibly
11234 non-constant) vector initialization.
11235 (neon_vector_mem_operand): New function. Memory operands supported
11236 for quad-word loads/stores to/from ARM or NEON registers. Don't
11237 allow base+offset addressing for core regs.
11238 (neon_struct_mem_operand): New function. Valid mems for NEON
11240 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11241 from neon_vector_mem_operand addresses without a secondary register.
11242 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11243 (add_minipool_backward_ref): Likewise.
11244 (dump_minipool): Likewise.
11245 (push_minipool_fix): Likewise.
11246 (output_move_quad): New function. Output quad-word moves, loads and
11247 stores using ARM registers.
11248 (output_move_vfp): Add support for vectors in VFP (NEON) D
11250 (output_move_neon): Output a NEON load/store to/from a quadword
11252 (arm_print_operand): Implement new codes:
11253 - 'c' for unadorned integers (without a # sign).
11254 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11256 - 'e', 'f' for the low and high D parts of a NEON Q register.
11257 - 'q' outputs a NEON Q register.
11258 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11259 - 'T' prints NEON opcode features from a coded bitmask.
11260 - 'F' is similar to T, but signed/unsigned codes both print as
11262 - 't' is similar to T, but 'u' is printed instead of 'p'.
11263 - 'O' prints 'r' if NEON instruction should perform rounding (as
11264 specified by bitmask), else prints nothing.
11265 - '#' is a punctuation character to stop operand numbers from
11266 running together with following digits in the assembler
11267 strings for instructions (when using mode attributes).
11268 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11269 constant vectors in big-endian mode, where necessary.
11270 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11271 Handle EI, OI, CI, XI modes.
11272 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11273 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11274 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11275 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11276 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11278 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11279 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11280 to turn v8qi, etc. into bits defined above.
11281 (neon_itype): New enumeration. Classifications of NEON builtins.
11282 (neon_builtin_datum): Define struct. Contains information about
11283 a single builtin (with multiple modes).
11284 (CF): Define helper macro for...
11285 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11287 (neon_builtin_data): New array. Define information about builtins
11288 for use during initialization/expansion.
11289 (arm_init_neon_builtins): New function.
11290 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11292 (neon_builtin_compare): New function.
11293 (locate_neon_builtin_icode): New function. Find an insn code for a
11294 builtin given a function code for that builtin. Also return type of
11295 builtin (NEON_BINOP, NEON_UNOP etc.).
11296 (builtin_arg): New enumeration. Types of arguments for builtins.
11297 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11298 Takes a variable argument list of builtin_arg types, terminated by
11300 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11301 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11302 (neon_emit_pair_result_insn): New function. Support returning pairs
11303 of vectors via a pointer.
11304 (neon_disambiguate_copy): New function. Set up operands for a
11305 multi-word copy such that registers do not get clobbered.
11306 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11307 ARM_BUILTIN_NEON_BASE.
11308 (arm_file_start): Set float-abi attribute for NEON.
11309 (arm_vector_mode_supported_p): Enable NEON vector modes.
11310 (arm_mangle_map_entry): New.
11311 (arm_mangle_map): New.
11312 (arm_mangle_vector_type): New.
11313 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11315 (TARGET_NEON): New macro. Target supports NEON.
11316 (fputype): Add FPUTYPE_NEON.
11317 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11318 for vectorization based on command-line arg.
11319 (NEON_REGNO_OK_FOR_NREGS): Define.
11320 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11321 (VALID_NEON_STRUCT_MODE): Define.
11322 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11323 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11324 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11325 (consttable_16): Add pattern for outputting 16-byte minipool
11327 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11329 (vec-common.md, neon.md): Include md files.
11330 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11331 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11332 (memory_constraint "Ut", "Un", "Us"): Define.
11333 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11334 (MMX_char): New mode attribute.
11335 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11336 (*add<mode>3_iwmmxt): New insn pattern.
11337 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11338 (*sub<mode>3_iwmmxt): New insn pattern.
11339 (mulv4hi3): Rename to...
11340 (*mulv4hi3_iwmmxt): This.
11341 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11342 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11343 (uminv4hi3, uminv2si3): Remove. Replace with...
11344 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11345 (*umin<mode>3_iwmmxt): These.
11346 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11347 (ashr<mode>3_iwmmxt): This new pattern.
11348 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11349 (lshr<mode>3_iwmmxt): This new pattern.
11350 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11351 (ashl<mode>3_iwmmxt): This new pattern.
11352 * config/arm/neon-docgen.ml: New file. Generate documentation for
11354 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11355 * config/arm/arm_neon.h: New (autogenerated).
11356 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11358 * config/arm/neon.md: New file. Define NEON instructions.
11359 * config/arm/neon.ml: New file. Abstract description of NEON
11360 instructions, used to generate arm_neon.h header, documentation and
11362 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11363 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11365 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11367 (ARM NEON Intrinsics): New subsection.
11368 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11370 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11372 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11375 2007-07-24 Jan Hubicka <jh@suse.cz>
11377 * regclass.c (move_table): New type.
11378 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11379 (init_move_cost): Break out from ...
11380 (init_reg_sets_1): ... here; simplify computation of
11381 have_regs-of_mode and contains_reg_of_mode.
11382 (record_reg_classes): Unswitch internal loops.
11383 (copy_cost): Trigger lazy initialization of move cost
11384 (record_address_regs): Likewise.
11386 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11388 * config/darwin.c (darwin_override_options): Don't force on
11389 flag_var_tracking_uninit when no debug info is requested.
11391 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11393 * cfgloop.c (init_loops_structure): New function.
11394 (flow_loops_find): Create root of the loop tree unconditionally.
11396 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11398 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11400 2007-07-24 Jan Hubicka <jh@suse.cz>
11402 * caller-save.c: Include ggc.h, gt-caller-save.h
11403 (reg_save_code, reg_restore_code): Rename to ...
11404 (cached_reg_save_code, cached_reg_restore_code): ... those.
11405 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11406 (reg_save_code, reg_restore_code): New functions.
11407 (init_caller_save): Do not intialize
11408 reg_save_code/reg_restore_code tables.
11409 * Makefile.in: (gt-caller-save.h): New.
11411 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11413 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11414 with the mode of the original operand instead of
11417 2007-07-23 Jan Hubicka <jH@suse.cz>
11419 * i386.c (ix86_secondary_memory_needed): Break out to...
11420 (inline_secondary_memory_needed): ... here.
11421 (ix86_memory_move_cost): Break out to ...
11422 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11423 maximum of input and output; fix handling of Q_REGS on 64bit.
11424 (ix86_secondary_memory_needed): Microoptimize.
11426 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11428 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11429 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11430 stmts_from_loop, known_dependences_p, build_rdg): New.
11431 * tree-data-ref.h: Depends on graphds.h.
11432 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11433 (build_rdg): Declared.
11434 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11436 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11438 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11441 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11442 Jakub Jelinek <jakub@redhat.com>
11444 PR middle-end/PR28690
11445 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11447 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11448 and MEM_POINTER operands over REG and MEM operands.
11449 (swap_commutative_operands_p): Change return value to bool.
11450 * rtl.h: Update the corresponding prototype.
11451 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11452 instead of gen_rtx_PLUS.
11453 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11454 value to bool. Change function arguments to rtx's and update code
11456 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11457 calls to match the new declaration.
11458 * simplify-rtx.c (simplify_associative_operation): Don't
11459 reorder simplify_binary_operation arguments.
11461 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11463 * config/mips/mips.c (override_options): Use mips_costs to derive
11464 the default branch cost.
11465 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11467 * config/mips/mips.opt (mbranch-cost=): New option.
11468 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11470 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11472 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11473 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11474 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11475 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11477 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11479 * config/mips/constraints.md (ks): New constraint.
11480 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11481 (*add<mode>3_mips16): ...here.
11483 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11485 * optabs.h (enum optab_index): Add new OTI_signbit.
11486 (signbit_optab): Define corresponding macro.
11487 (enum insn_code signbit_optab[]): Remove array.
11488 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11489 (expand_copysign_absneg): If back end provides signbit insn, use it
11490 instead of bit operations on floating point argument.
11491 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11492 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11493 for availability of signbit insn.
11495 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11496 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11497 SSE mode is not active.
11498 (isinf<mode>2): Disable for mfpmath=sse,387.
11500 2007-07-22 Ben Elliston <bje@au.ibm.com>
11502 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11504 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11506 2007-07-20 Richard Guenther <rguenther@suse.de>
11508 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11509 integral typed condition.
11510 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11511 booleanness. Only preserve conversions from a non-base
11512 type to a base type, not in general between types with
11513 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11514 * tree.def (COND_EXPR): Document that the condition
11515 can be of any integral type.
11517 2007-07-20 Nigel Stephens <nigel@mips.com>
11518 Richard Sandiford <richard@codesourcery.com>
11520 * config/mips/mips.h (mips_dwarf_regno): Declare.
11521 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11522 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11523 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11524 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11525 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11526 (REG_CLASS_NAMES): Update accordingly.
11527 * config/mips/mips.c (mips_dwarf_regno): New array.
11528 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11529 (mips_subword): Remove special handling for accumulator registers.
11530 (override_options): Initiailize mips_dwarf_regno. Remove use
11532 (mips_swap_registers): New function.
11533 (mips_conditional_register_usage): Swap accumulator registers
11534 around if TARGET_LITTLE_ENDIAN.
11535 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11536 * config/mips/constraints.md (h, l): Use the endianness to choose
11537 between MD0_REG and MD1_REG.
11538 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11539 alternative-dependent template.
11541 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11543 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11546 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11548 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11549 predecessor fallthru flags.
11551 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11553 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11554 of compare to the same type.
11555 * cfgloopmanip.c (add_loop): Update information about loop exits.
11556 (loop_version): Remove the innermost loop requirement.
11557 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11558 to sizetype for pointers.
11560 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11562 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11563 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11564 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11566 * config/dfp-bit.c: Empty for TFmode conversions.
11568 2007-07-18 Caroline Tice <ctice@apple.com>
11570 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11571 and handle them correctly; check that src is not NULL before
11573 (find_src_set_src): Likewise.
11575 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11577 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11578 (struct alignment_context, init_alignment_context): New.
11579 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11580 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11581 (XCHAL_HAVE_S32C1I): Likewise.
11582 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11583 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11584 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11585 (ATOMIC, HQI): New macros.
11586 (memory_barrier, *memory_barrier): New.
11587 (sync_lock_releasesi): New.
11588 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11589 (sync_lock_test_and_set<mode>): New.
11590 (sync_<atomic><mode>): New.
11591 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11592 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11593 (xtensa_expand_atomic): New.
11595 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11599 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11600 transformation for builtin ISNORMAL.
11601 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11602 * builtins.def (BUILT_IN_ISNORMAL): New.
11603 * doc/extend.texi: Document isnormal.
11605 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11609 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11610 optabs infrastructure. Provide generic implementation for
11612 (expand_builtin): Handle FINITE/ISFINITE.
11613 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11614 (fold_builtin_1): Likewise.
11616 * builtins.def (BUILT_IN_ISFINITE): New.
11618 * doc/extend.texi: Document isfinite.
11620 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11623 PR middle-end/20558
11625 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11626 generic fallback for isinf.
11627 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11628 calculation code ...
11629 * real.c (get_max_float): ... to here.
11630 * real.h (get_max_float): New.
11632 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11634 PR middle-end/32668
11636 * builtin-attrs.def (ATTR_TYPEGENERIC,
11637 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11639 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11640 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11641 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11642 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11644 * c-common.c (handle_type_generic_attribute): New.
11645 (c_common_attribute_table): Add "type generic".
11647 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11649 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11651 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11652 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11655 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11658 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11659 checking that the operand is an expression.
11661 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11662 Danny Smith <dannysmith@users.sourceforge.net>
11665 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11666 file mapping object in local namespace if Windows version later
11669 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11671 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11672 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11673 arm_cannot_force_const_mem.
11674 (arm_cannot_force_const_mem): New function.
11675 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11676 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11677 of arm_tls_referenced_p.
11678 * config/arm/arm.md (movsi): Split out-of-section constants when
11679 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11680 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11682 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11684 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11686 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11688 * config/mips/mips.md (*extendqihi2): Convert the destination
11691 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11693 * config/pa/fptr.c: Update license header.
11694 * config/pa/milli64.S: Likewise.
11696 2007-07-17 Nick Clifton <nickc@redhat.com>
11698 * COPYING_v3: New file. Contains version 3 of the GNU General
11700 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11701 Lesser General Public License.
11702 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11703 the GNU General Public License.
11705 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11707 PR rtl-optimization/32773
11708 * cfglayout.c (force_one_exit_fallthru): New function.
11709 (cfg_layout_finalize): Use it.
11711 2007-07-16 Richard Guenther <rguenther@suse.de>
11712 Uros Bizjak <ubizjak@gmail.com>
11714 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11715 before forcing it to gimple operand.
11717 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11718 David Ung <davidu@mips.com>
11720 * config/mips/mips.h (TUNE_24K): Define.
11721 (TUNE_MACC_CHAINS): Add TUNE_24K.
11722 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11724 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11725 (r74k_int_madd): .. this new reservation.
11726 (define_bypass): Fixed bypasses for r74k_int_madd to use
11727 mips_linked_madd_p.
11728 * config/mips/24k.md (define_bypass): Define new
11729 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11731 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11732 Nigel Stephens <nigel@mips.com>
11734 * config/mips/mips.md: Include 20kc.md.
11735 * config/mips/20kc.md: New file.
11736 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11737 (mips_adjust_cost): Tweak for 20Kc.
11738 (mips_issue_rate): Likewise.
11739 * config/mips/mips.h (TUNE_20KC): Define.
11741 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11743 * config/rs6000/rs6000.c (struct processor_cost): Add
11744 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11746 (*_cost): Add cache information.
11747 (rs6000_override_options): Set cache parameters.
11749 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11752 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11753 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11755 2007-07-16 Paul Brook <paul@codesourcery.com>
11758 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11759 (cirrus_thumb2_movsi_insn): Ditto.
11761 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11763 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11764 CR2_REGNO to R_CR2.
11766 2007-07-15 Andrew Haley <aph@redhat.com>
11768 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11769 before looking in the context.
11771 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11773 PR middle-end/32398
11774 PR middle-end/32769
11775 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11776 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11777 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11778 (pa_output_function_prologue): Use rp_saved and
11779 current_function_is_leaf to generate .CALLINFO statement.
11780 (hppa_expand_prologue): Set rp_saved.
11781 (hppa_expand_epilogue): Use rp_saved.
11782 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11783 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11785 2007-07-14 Dirk Mueller <dmueller@suse.de>
11787 * omega.c (coalesce): Fix memory leak on early exit.
11788 * matrix-reorg.c (check_allocation_function): Likewise.
11789 * tree-vect-transform.c (vect_get_new_vect_var): free result
11791 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11792 pass pointer to edge vector
11793 (partition_hot_cold_basic_blocks): Fix memory leak.
11794 * collect2.c (prefix_from_string): Free temporary storage.
11795 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11797 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11799 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11800 (DO_GLOBAL_DTORS_BODY): Likewise.
11802 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11803 Nigel Stephens <nigel@mips.com>
11805 * config/mips/mips.c (mips_classify_symbol): Don't return
11806 SYMBOL_SMALL_DATA for constant pool addresses if
11807 TARGET_EMBEDDED_DATA is true.
11809 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11811 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11812 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11813 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11814 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11815 __builtin_ia32_storehps, __builtin_ia32_storelps,
11816 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11817 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11818 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11819 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11820 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11821 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11822 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11823 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11824 using def_builtin_const.
11826 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11828 PR tree-optimization/32705
11829 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11830 (simplify_binary_expression): Use SSA_VAL consistently.
11832 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11834 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11835 (SPEFSCR_REGNO): Delete definition.
11836 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11837 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11838 * config/rs6000/rs6000.h: Do not define *_REGNO.
11839 LINK_REGISTER_REGNUM -> LR_REGNO.
11840 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11841 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11842 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11843 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11844 R_VRSAVE, R_VSCR. Use them.
11845 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11846 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11847 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11848 * config/rs6000/aix.h: Define R_LR. Use it.
11850 2007-07-13 Caroline Tice <ctice@apple.com>
11852 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11853 flag_var_tracking is explicitly turned off (i.e. when variable
11854 tracking is not feasible); otherwise, turn flag_var_tracking on when
11855 flag_var_tracking_uninit is on.
11856 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11857 note definitions, to allow recording of initialization status in the
11859 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11860 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11861 determine if two note locations are equal.
11862 (output_loc_list): Don't output list entries whose start & end labels
11864 (reg_loc_descriptor): Add parameter for initialization status; pass it
11865 to other loc descriptor functions.
11866 (one_reg_loc_descriptor): Add parameter for initialization status;
11867 check its value and add DW_OP_GNU_uninit to returned loc descr if
11869 (multiple_reg_loc_descriptor): Add parameter for initialization
11871 pass init status argument to other loc descriptor functions; check
11872 value of intialization parameter and add DW_OP_GNU_uninit to returned
11873 loc descr if appropriate.
11874 (based_loc_descr): Add parameter for initialization status; add new
11875 variable for return value; check value of initialization parameter and
11876 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11877 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11878 pass init status argument to other loc descriptor functions; check
11879 value of intialization parameter and add DW_OP_GNU_uninit to returned
11880 loc descr if appropriate.
11881 (mem_loc_descriptor): Likewise.
11882 (concat_loc_descriptor): Likewise.
11883 (concatn_loc_descriptor): Likewise.
11884 (loc_descriptor): Add parameter for initialization status; pass it as
11885 argument to other loc descriptor function calls.
11886 (loc_descriptor_from_tree_1): Add appropriate initialization status
11887 to loc descriptor function calls.
11888 (add_location_or_const_value_attribute): Get initialization status
11889 from VAR_LOCATION note; add initialization status to loc descriptor
11891 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11892 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11893 status is uninitialized, add "[uninint]" to output.
11894 * common.opt (fvar-tracking-uninit): New option, similar to
11895 fvar-tracking, to turn on tracking of uninitialized variables; creates
11896 a new global flag, flag_var_tracking_uninit.
11897 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11898 (enum var_init_status): New type, for var initialization status field.
11899 * var-tracking.c (struct location_chain_def): Two new fields, init,
11900 for initialization status, and set_src for the assignment value expr.
11901 (unshare_variable): New parameter for initialization status;
11902 initialize new init and set_src fields.
11903 (var_reg_set): New parameters for initialization status and value;
11904 pass them to set_variable_part.
11905 (var_mem_set): Likewise.
11906 (get_init_value): New function.
11907 (var_reg_delete_and_set): New initialization status & value
11908 parameters; add call to get_init_value if status is unknown; pass new
11909 parameters to clobber_variable_part and var_reg_set.
11910 (var_mem_delete_and_set): Likewise.
11911 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11912 (var_mem_delete): Likewise.
11913 (variable_union): Pass status to unshare_variable; initialize new init
11914 and set_src fields. If flag_var_tracking_uninit is not set, force
11915 status to initialized.
11916 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11917 used later to get the set_src value.
11918 (find_src_status): New function.
11919 (find_src_set_src): New function.
11920 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11921 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11922 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11923 and var_mem_delete_and_set.
11924 (dump_variable): Print out "[uninit]" if appropriate.
11925 (set_variable_part): Add new initialization and set_src parameters;
11926 pass status to unshare_variable; set node->init and node- >set_src
11927 fields and modify slot in hash table appropriately; save the init and
11928 set_src values if appropriate and assign to the new node.
11929 (clobber_variable_part): New set_src parameter; if two nodes have
11930 same variable and same location but different set_src (assignment)
11931 values, clobber old node.
11932 (delete_variable_part): Pass init status to unshare_variable.
11933 (emit_note_insn_var_location): Add initialized var; assign var's init
11934 status to new 'initialized'; pass new init status field to calls to
11935 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11936 status to initialized.
11937 (emit_notes_in_bb): Pass initialization status to calls to
11938 var_reg_set, var_mem_set, var_reg_delete_and_set and
11939 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11940 var_reg_delete_and_set and var_mem_delete_and_set; call
11941 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11942 make up for change in add_stores.
11943 (vt_add_function_parameters): Add status to calls to
11945 * config/darwin.c (darwin_override_options): Turn on uninitialized
11946 tracking automatically, if var_tracking is on and the system is
11949 2007-07-13 Sa Liu <saliu@de.ibm.com>
11951 * config.gcc: Add options for arch and tune on SPU.
11952 * config/spu/predicates.md: Add constant operands 0 and 1.
11953 * config/spu/spu-builtins.def: Add builtins for double precision
11954 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11955 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11957 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11959 * config/spu/spu-protos.h: Add new function prototypes.
11960 * config/spu/spu.c (spu_override_options): Check options -march and
11962 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11963 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11965 (spu_const_from_int): New. Create a vector constant from 4 ints.
11966 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11967 (spu_emit_vector_compare): New. Emit vector compare.
11968 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11969 * config/spu/spu.h: Add options -march and -mtune. Define processor
11970 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11971 CANONICALIZE_COMPARISON.
11972 * config/spu/spu.md: Add new insns for double precision compare
11973 and double precision vector compare. Add vcond and smax/smin patterns
11974 to enable DFmode vector conditional expression.
11975 * config/spu/spu.opt: Add options -march and -mtune.
11976 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11977 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11978 both CELL and CELLEDP targets: spu_testsv.
11979 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11982 2007-07-13 Richard Guenther <rguenther@suse.de>
11984 PR tree-optimization/32721
11985 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11986 TREE_THIS_VOLATILE on the folded reference.
11987 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11988 if the array reference has TREE_THIS_VOLATILE set.
11990 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11993 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11995 2007-07-13 Andreas Schwab <schwab@suse.de>
11997 * gengtype-lex.l: Allow declarations to be indented.
11999 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12001 * ginclude/tgmath.h: New.
12002 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12003 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12004 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12005 * configure: Regenerate.
12007 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12009 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12010 correct index when setting register save state for xd
12013 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12015 * config/sh/sh.c (mark_use): Remove.
12017 2007-07-12 Paul Brook <paul@codesourcery.com>
12019 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12020 reg does not overlap return value.
12022 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12024 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12025 (set_expression_vuses): Ditto.
12026 (init_pre): Initialize expression_vuses.
12028 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12030 * config/i386/sse.md (storentdf, storentsf): New.
12032 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12034 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12036 * tree.c (build_decl_stat): Move code from here...
12037 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12038 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12039 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12040 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12041 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12044 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12045 Devang Patel <dpatel@apple.com>
12047 PR tree-optimization/25413
12048 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12049 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12050 * tree.h (contains_packed_reference): New.
12051 * expr.c (contains_packed_reference): New.
12052 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12053 (vect_enhance_data_refs_alignment): Call
12054 vector_alignment_reachable_p.
12055 * target.h (vector_alignment_reachable): New builtin.
12056 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12057 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12058 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12060 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12062 * target.h (builtin_vectorization_cost): Add new target builtin.
12063 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12064 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12065 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12066 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12067 uninitialized variables.
12068 * tree-vect-transform.c (cost_for_stmt): New function.
12069 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12070 using cost 1 for all scalar stmts. Be less conservative when
12071 estimating the number of prologue/epulogue iterations. Call
12072 targetm.vectorize.builtin_vectorization_cost. Return
12073 min_profitable_iters-1.
12074 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12075 initialization cost instead of TARG_VEC_STMT_COST. Use
12076 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12077 epilogue code. Fix epilogue cost computation.
12078 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12079 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12080 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12081 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12082 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12083 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12085 2007-07-12 Richard Guenther <rguenther@suse.de>
12087 * gimplify.c (gimplify_conversion): Make sure that the result
12088 from maybe_fold_offset_to_reference is trivially convertible
12089 to the desired type before doing the simplification.
12090 (gimplify_expr): Likewise.
12091 * fold-const.c (fold_binary): Use the correct types for
12092 building the simplified expression.
12094 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12096 PR rtl-optimization/32729
12097 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12098 that fallthru to exit.
12100 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12102 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12103 (symDTPOFF2reg): Likewise.
12105 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12107 PR tree-optimization/32663
12109 * tree.h (VALUE_HANDLE_VUSES): Remove.
12110 (struct tree_value_handle): Remove vuses.
12112 * tree-vn.c (create_value_handle_for_expr): Don't set
12113 VALUE_HANDLE_VUSES.
12115 * tree-ssa-pre.c (expression_vuses): New.
12116 (alloc_expression_id): Set up expression_vuses.
12117 (get_expression_vuses): New.
12118 (set_expression_vuses): Ditto.
12119 (clear_expression_ids): Modify for expression_vuses.
12120 (phi_translate_1): Ditto.
12121 (phi_translate_set): Ditto.
12122 (value_dies_in_block_x): Ditto
12123 (valid_in_sets): Ditto.
12124 (add_to_sets): Ditto.
12125 (find_existing_value_expr): Ditto.
12126 (create_value_handle_for_expr): Ditto.
12127 (make_values_for_stmt): Ditto.
12128 (vuse_equiv): Remove.
12130 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12132 * Makefile.in (mostlyclean): Remove object files.
12134 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12136 * toplev.c (no_new_pseudos): Deleted.
12137 * rtl.h (no_new_pseudos): Deleted.
12138 * tree-pass.h (pass_no_new_pseudos): Deleted.
12139 * passes.c (pass_no_new_pseudos): Deleted.
12140 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12141 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12142 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12144 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12145 * rtlhooks.c (gen_lowpart_general): Ditto.
12146 * optabs.c (prepare_operand): Ditto.
12147 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12149 * modulo-sched.c (rest_of_handle_sms): Ditto.
12150 * see.c (rest_of_handle_see): Ditto.
12151 * ifcvt.c (if_convert): Ditto.
12152 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12154 * init-regs.c (gate_initialize_regs): Deleted set of
12156 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12157 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12158 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12160 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12163 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12164 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12165 (*vec_extractv2di_1_rex64): New insn pattern.
12167 2007-07-11 David Daney <ddaney@avtrex.com>
12169 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12170 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12171 for SIGNAL_UNWIND_RETURN_COLUMN.
12172 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12173 (DWARF_FRAME_REGNUM): Rewrite.
12174 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12176 2007-07-11 Nick Clifton <nickc@redhat.com>
12178 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12179 delta and use gen_int_mode in place of GET_INT instead.
12181 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12183 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12186 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12188 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12189 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12191 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12192 (USE_CANONICAL_TYPES): New.
12193 * doc/invoke.texi (verify-canonical-types): Remove.
12194 (use-canonical-types): Add.
12196 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12198 * config/spu/spu.c (spu_optimization_options): Remove setting of
12199 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12200 (spu_override_options): Move it here.
12202 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12204 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12205 * config/mips/mips.c (mips_cpu_info_table): Mention
12206 MIPS_ISA_LEVEL_SPEC in the comment.
12208 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12210 PR tree-optimization/32713
12211 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12213 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12215 PR middle-end/30482
12216 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12217 conditional to flag_isoc99.
12218 (c_common_init_options): Do it here, unconditionally.
12220 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12222 PR tree-optimization/32589
12223 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12224 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12225 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12226 predicate, extracted from...
12227 (set_rhs): ...here. Call it for the expression on entry.
12228 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12229 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12230 (simplify_binary_expression): Use valid_gimple_expression_p
12231 to validate the simplification.
12232 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12234 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12236 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12237 DWARF2_DEBUG on 32 bit target too.
12238 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12240 2007-07-11 Nick Clifton <nickc@redhat.com>
12242 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12243 version for 64-bit hosts.
12245 2007-07-10 David Daney <ddaney@avtrex.com>
12247 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12249 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12251 * config/mips/mips.c (mips_expand_synci_loop): New function.
12252 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12253 (UNSPEC_RDHWR): Same.
12254 (UNSPEC_SYNCI): Same.
12255 (UNSPEC_SYNC): Same.
12256 (clear_cache): New expand.
12260 (clear_hazard): Same.
12261 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12263 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12264 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12266 2007-07-10 Ian Lance Taylor <iant@google.com>
12268 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12271 2007-07-10 David Daney <ddaney@avtrex.com>
12273 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12274 * builtins.c (expand_builtin___clear_cache): New function.
12275 (expand_builtin): Call expand_builtin___clear_cache for
12276 BUILT_IN_CLEAR_CACHE case.
12277 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12278 * doc/md.texi (clear_cache): Document new instruction pattern.
12279 * testsuite/gcc.dg/builtins-64.c: New test.
12281 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12283 * config/cris/cris.md ("movsi"): Fix typo in last change.
12285 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12288 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12290 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12291 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12292 for FUNCTION_DECLs. Don't use align_functions_log if
12294 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12295 even for FUNCTION_DECLs.
12296 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12298 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12299 (DECL_FUNCTION_CODE): Update for new location and name of
12301 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12302 (struct tree_decl_common): Move 'align' and 'off_align' out
12303 of union, ensure they're still on a 32-bit boundary. Remove
12304 other fields in union 'u1'.
12305 (struct tree_function_decl): Add field 'function_code' replacing
12306 'u1.f' in tree_decl_common.
12307 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12308 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12309 (Variable Attributes): Cross-reference 'aligned' attribute
12310 to Function Attributes.
12311 * flags.h (force_align_functions_log): Delete.
12312 * toplev.c (force_align_functions_log): Delete.
12314 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12317 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12318 (*vec_concatv2di_rex): New insn pattern.
12320 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12323 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12325 2007-07-10 Ian Lance Taylor <iant@google.com>
12327 Replace no_new_pseudos in backends.
12328 * rtl.h (can_create_pseudo_p): Define.
12329 * config/darwin.c (machopic_indirect_data_reference): Use
12330 can_create_pseudo_p () instead of no_new_pseudos.
12331 (machopic_indirect_data_reference): Likewise.
12332 (machopic_legitimize_pic_address): Likewise.
12333 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12334 (alpha_emit_set_const_1): Likewise.
12335 (alpha_emit_set_const): Likewise.
12336 (alpha_emit_conditional_move): Likewise.
12337 (alpha_split_conditional_move): Likewise.
12338 * config/alpha/alpha.md (various splitters): Likewise.
12340 * config/arm/arm.c (legitimize_pic_address): Likewise.
12341 (arm_load_pic_register): Likewise.
12342 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12343 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12344 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12345 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12346 * config/cris/cris.md (movsi): Likewise.
12347 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12348 (symGOTOFF2reg_hilo): Likewise.
12349 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12350 * config/h8300/h8300.md (insv, extzv): Likewise.
12351 * config/i386/i386.c (ix86_expand_move): Likewise.
12352 (ix86_expand_vector_move): Likewise.
12353 (ix86_prepare_fp_compare_args): Likewise.
12354 (ix86_expand_carry_flag_compare): Likewise.
12355 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12356 (tls_dynamic_gnu2_combine_32): Likewise.
12357 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12358 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12359 (ia64_expand_movxf_movrf): Likewise.
12360 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12361 (m32c_split_move): Likewise.
12362 (m32c_expand_insv): Likewise.
12363 * config/m68k/m68k.md (movsi): Likewise.
12364 * config/mips/mips.c (mips_force_temporary): Likewise.
12365 (mips_split_symbol): Likewise.
12366 (mips_move_integer): Likewise.
12367 (mips_legitimize_const_move): Likewise.
12368 * config/mn10300/mn10300.md (movsi): Likewise.
12369 * config/pa/pa.c (emit_move_sequence): Likewise.
12370 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12371 (rs6000_got_register): Likewise.
12372 (create_TOC_reference): Likewise.
12373 (rs6000_machopic_legitimize_pic_address): Likewise.
12374 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12375 (various splitters): Likewise.
12376 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12377 (movsi_got): Likewise.
12378 * config/s390/s390.c (emit_symbolic_move): Likewise.
12379 * config/s390/s390.md (movhi, movqi): Likewise.
12380 (load_multiple, store_multiple): Likewise.
12381 * config/score/score.c (score_force_temporary): Likewise.
12382 * config/sh/sh.c (prepare_move_operands): Likewise.
12383 (prepare_cbranch_operands): Likewise.
12384 (emit_fpu_switch): Likewise.
12385 (fpscr_set_from_mem): Likewise.
12386 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12387 (adddi3, subsi3): Likewise.
12388 (various splitters): Likewise.
12389 (divsi_inv_fp_combine): Likewise.
12390 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12391 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12393 * config/sh/predicates.md (xor_operand): Likewise.
12394 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12395 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12396 (movdi_pic_label_ref): Likewise.
12397 * config/spu/spu.c (spu_split_immediate): Likewise.
12398 * config/alpha/alpha.md (various splitters): Remove test
12399 !no_new_pseudos || reload_completed.
12400 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12402 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12403 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12404 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12405 * config/score/score.c (th_output_mi_thunk): Likewise.
12406 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12407 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12409 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12411 PR rtl-optimization/32664
12412 * mode-switching.c (create_pre_exit): Skip barrier insns.
12414 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12416 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12417 force_gimple_operand_bsi.
12418 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12419 rewrite_use_compare): Ditto.
12420 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12422 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12423 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12424 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12425 * tree-profile.c (prepare_instrumented_value,
12426 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12427 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12428 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12429 tree_gen_ior_profiler): Ditto.
12430 * tree-ssa-reassoc.c (negate_value): Ditto.
12431 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12432 Use force_gimple_operand_bsi.
12433 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12434 * tree-if-conv.c (add_to_dst_predicate_list,
12435 find_phi_replacement_condition): Ditto.
12436 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12437 Call mark_symbols_for_renaming for new statements.
12438 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12440 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12442 * cfghooks.c (remove_edge): New function.
12443 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12445 * cfghooks.h (remove_edge): Declare.
12446 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12447 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12449 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12451 * optabs.h: Added declaration for signbit_optab.
12452 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12453 * genoptinit.c (optabs): Added entry for signbit insns.
12454 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12455 insn, if available.
12456 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12457 * config/s390/s390.md (signbit<mode>2): New expander.
12459 2007-07-09 Richard Guenther <rguenther@suse.de>
12461 PR middle-end/32698
12462 * fold-const.c (fold_plusminus_mult_expr): Move constant
12463 arguments second to allow decomposing.
12465 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12468 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12470 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12471 Disregard DECL_FROM_INLINE.
12473 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12476 * doc/invoke.texi: Add ftree-reassoc flag.
12477 * common.opt (ftree-reassoc): New flag.
12478 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12479 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12481 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12483 PR tree-optimization/32681
12484 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12485 saved in second_edge->aux when first_bb is a loop header.
12487 2007-07-09 Jan HUbicka <jh@suse.cz>
12489 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12491 2007-07-09 Richard Guenther <rguenther@suse.de>
12493 * c-decl.c (start_function): Do not promote return type.
12495 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12497 * function.c (do_warn_unused_parameter): Do not warn if
12498 TREE_NO_WARNING is set.
12500 2007-07-08 Andreas Schwab <schwab@suse.de>
12502 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12504 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12507 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12509 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12510 apply to assembly language, too.
12511 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12513 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12515 Revert (note the sccvn portions are *not* reverted)
12516 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12518 Fix PR tree-optimization/23488
12520 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12522 * tree-flow-inline.h (get_value_handle): Ditto.
12523 * tree-ssa-pre.c (decl_vh_map): New.
12524 (decl_node_pool): New.
12525 (can_value_number_operation): Support DECL_P.
12526 (can_PRE_operation): Ditto.
12527 (create_expression_by_pieces): Ditto.
12528 (find_existing_value_expr): Modify to differnetiate between
12529 addressing and top level.
12530 (create_value_handle_for_expr): Handle DECL's.
12531 (poolify_tree): Ditto.
12532 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12533 (make_values_for_stmt): Handle DECL's properly.
12534 (init_pre): Reorg to not init useless things during FRE.
12536 * tree-flow.h: Include pointer-set.h.
12537 (decl_vh_map): Declare.
12538 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12540 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12542 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12543 the constraint description.
12544 * doc/md.texi: Update documentation of AVR constraints.
12546 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12548 * auto-inc-dec.c, config/arm/arm.c,
12549 config/m32r/constraints.md, config/mips/mips.md,
12550 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12551 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12552 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12553 typos. Follow spelling conventions.
12554 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12556 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12557 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12559 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12560 realloc_vuse): Remove.
12561 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12564 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12566 Fix PR tree-optimization/23488
12568 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12569 (try_to_simplify): Ditto.
12570 (visit_use): Ditto.
12571 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12573 * tree-flow-inline.h (get_value_handle): Ditto.
12574 * tree-ssa-pre.c (decl_vh_map): New.
12575 (decl_node_pool): New.
12576 (can_value_number_operation): Support DECL_P.
12577 (can_PRE_operation): Ditto.
12578 (create_expression_by_pieces): Ditto.
12579 (find_existing_value_expr): Modify to differnetiate between
12580 addressing and top level.
12581 (create_value_handle_for_expr): Handle DECL's.
12582 (poolify_tree): Ditto.
12583 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12584 (make_values_for_stmt): Handle DECL's properly.
12585 (init_pre): Reorg to not init useless things during FRE.
12587 * tree-flow.h: Include pointer-set.h.
12588 (decl_vh_map): Declare.
12589 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12591 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12593 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12594 apply to assembly language, too.
12595 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12597 2007-07-06 Ian Lance Taylor <iant@google.com>
12598 Zack Weinberg <zackw@panix.com>
12600 PR middle-end/32441
12601 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12603 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12605 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12606 (prefetch): Likewise if "pref" would be used.
12608 2007-07-06 Josh Conner <jconner@apple.com>
12610 PR middle-end/32602
12611 PR middle-end/32603
12612 * calls.c (store_one_arg): Handle arguments which are partially
12613 on the stack when detecting argument overlap.
12615 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12617 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12618 chosen during find_reloads.
12620 2007-07-06 Richard Guenther <rguenther@suse.de>
12622 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12623 TYPE_ARG_TYPES for verification of argument types. Use
12624 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12625 parameters as variable arguments.
12627 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12629 * libgcc2.h (word_type): Type definition removed.
12630 (cmp_return_type, shift_count_type): Type definitions added.
12631 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12632 replaced with shift_count_type.
12633 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12635 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12636 changed from word_type to Wtype.
12637 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12638 replaced with shift_count_type.
12639 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12641 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12642 and libgcc_shift_count attribute added.
12643 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12644 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12645 (TARGET_INITIALIZER): New target hooks added.
12646 * targhooks.c (default_libgcc_cmp_return_mode,
12647 default_libgcc_shift_count_mode): Default implementations for the new
12648 target hooks added.
12649 * targhooks.h (default_libgcc_cmp_return_mode,
12650 default_libgcc_shift_count_mode): Function prototypes added.
12651 * target.h (struct gcc_target): Fields for the new target hooks added.
12652 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12654 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12657 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12658 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12660 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12661 s390_libgcc_shift_count_mode): Functions added.
12662 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12663 Target hooks defined.
12665 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12667 * config/mips/mips.c (compute_frame_size): Restore the original
12668 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12669 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12670 Document why the difference is needed.
12672 2007-07-06 Richard Guenther <rguenther@suse.de>
12674 * c-common.c (boolean_increment): Use correctly typed
12677 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12679 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12680 the topmost argument register is not also included in the save mask.
12681 (mips16e_collect_argument_save_p): Take a pointer to the argument
12682 register, rather than a pointer to the number of arguments.
12683 (mips16e_collect_argument_saves): Only include argument saves
12684 that aren't in the register mask.
12686 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12688 PR rtl-optimization/32450
12689 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12690 to ensure that instructions are not moved into the prologue when
12691 profiling is on. Remove unused prologue_end variable.
12692 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12693 as a scheduling barrier.
12695 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12698 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12699 Disregard DECL_FROM_INLINE.
12701 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12703 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12704 IORing with a constant.
12706 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12708 PR rtl-optimization/32475
12709 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12710 for every definition of the stack pointer.
12712 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12714 * arm.c (vfp3_const_double_index): Copy signed results of
12715 REAL_VALUE_TO_INT into unsigned vars.
12717 2007-07-05 Richard Guenther <rguenther@suse.de>
12719 PR middle-end/32639
12720 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12722 * tree-ssa.c (useless_type_conversion_p): Check canonical
12725 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12727 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12728 zero_extendhisi2): Change to define_insn_and_split.
12729 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12731 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12733 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12734 pass_match_asm_constraints): New.
12735 * passes.c (init_optimization_passes): Add new pass.
12736 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12737 * function.h (struct function): Add has_asm_statement bit.
12738 (current_function_has_asm_statement): New.
12739 * tree-pass.h (pass_match_asm_constraints): New.
12741 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12743 * config/mips/mips.c (mips_file_start): Avoid declaration
12746 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12748 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12750 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12752 * rtl.def (NOTE): Change print format string to print
12753 operand 5 as a note insn name.
12755 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12756 David Ung <davidu@mips.com>
12758 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12759 * doc/invoke.texi: (MIPS Options): Document them.
12761 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12762 David Ung <davidu@mips.com>
12764 Add support for SmartMIPS ASE.
12766 * optabs.c (expand_binop_directly): New, broken out from...
12767 (expand_binop): Here. Make it try rotating in the other
12768 direction even when the second operand isn't constant.
12769 * config/mips/mips.md (*lwxs): New.
12770 * config/mips/mips.opt (msmartmips): New.
12771 * config/mips/mips.c (mips_lwxs_address_p): New.
12772 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12773 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12774 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12775 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12776 (ISA_HAS_LWXS): New.
12777 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12778 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12779 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12780 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12781 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12782 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12783 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12785 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12787 * tree-vectorizer.c (new_loop_vec_info): Initialize
12788 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12789 * tree-vectorizer.h (_loop_vec_info): Added new filed
12790 min_profitable_iters.
12791 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12792 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12793 * tree-vect-analyze.c (vect_analyze_operations): Set
12794 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12795 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12796 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12797 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12798 and prologue cost to after they are computed.
12799 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12800 TARG_VEC_STMT_COST.
12801 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12802 of creating vectors from scalars according to dt.
12803 (vect_model_store_cost): Likewise.
12804 (vectorizable_call): Use dt array instead of scalar dt. Call
12805 vect_model_simple_cost with additional argument dt.
12806 (vectorizable_assignment): Likewise.
12807 (vectorizable_operation): Likewise.
12808 (vectorizable_type_demotion): Likewise.
12809 (vectorizable_type_promotion): Likewise.
12810 (vectorizable_store): Use dt array instead of scalar dt. Call
12811 vect_model_store_cost with additional argument dt.
12812 (vect_do_peeling_for_loop_bound): Don't call
12813 vect_estimate_min_profitable_iters. Instead, lookup
12814 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12815 "may not be profitable".
12817 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12820 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12821 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12822 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12823 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12825 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12827 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12828 addressing modes cheaper.
12830 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12832 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12833 (dw_ranges_struct): Rename block_num to num. Adjust.
12834 (dw_ranges_by_label_struct): New.
12835 (ranges_by_label, ranges_by_label_allocated,
12836 ranges_by_label_in_use): New variables.
12837 (add_ranges_num): Factored most of the code out of...
12838 (add_ranges): ... this one. Rewrite in terms of the former.
12839 (add_ranges_by_labels): New.
12840 (output_ranges): Output by-label ranges.
12841 (dwarf2out_finish): Output range for multiple-section
12842 compile_unit. Output standard DW_AT_low_pc in addition to
12843 unexpected DW_AT_entry_pc.
12845 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12847 PR tree-optimization/32604
12848 PR tree-optimization/32606
12850 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12851 (compute_antic_safe): Removed.
12852 (ANTIC_SAFE_LOADS): Ditto.
12853 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12854 (execute_pre): Don't call compute_antic_safe.
12855 (vuse_equiv): New function.
12856 (make_values_for_stmt): Use it
12857 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12860 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12863 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12864 rather than a decl.
12865 (avr_attribute_table): Make "naked" attribute apply to function types
12866 rather than to decls.
12867 (avr_handle_fntype_attribute): New function.
12869 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12871 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12874 2007-07-04 David Ung <davidu@mips.com>
12875 Joseph Myers <joseph@codesourcery.com>
12877 * config/mips/mips.md (type): Add logical, signext and move.
12878 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12879 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12880 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12881 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12882 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12883 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12884 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12885 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12886 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12887 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12888 movv2sf_hardfloat_64bit): Use the new types.
12889 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12890 *movdf_softfloat, *movdf_mips16): Use "multi".
12891 (extendqihi2): Replace with a define_expand.
12892 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12893 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12894 * config/mips/74k.md (r74k_int_logical): New reservation and
12896 (r74k_int_arith): Remove "slt".
12897 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12898 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12899 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12900 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12901 reservations for "arith".
12903 2007-07-04 Richard Guenther <rguenther@suse.de>
12905 * tree-ssa.c (useless_type_conversion_p): Add handling for
12906 scalar float and vector types. Only call the types_compatible_p
12907 langhook for aggregate types as last resort. Follow the
12910 2007-07-04 Richard Guenther <rguenther@suse.de>
12912 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12913 the same as NOP_EXPR.
12915 2007-07-04 Nick Clifton <nickc@redhat.com>
12917 * target.h (struct gcc_target): Add target_help field.
12918 * target-def.h (TARGET_HELP): New.
12919 (TARGET_INITIALIZER): Use TARGET_HELP.
12920 * opts.c (command_handle_option): Invoke target_help function, if
12921 defined, when the user has specified --target-help on the command
12923 * doc/invoke.texi: Mention that --target-help might print
12924 additional information.
12925 * doc/tm.texi: Document TARGET_HELP hook.
12927 * arm.c (TARGET_HELP): Override default definition.
12928 (arm_target_help): New - display a wrapped list of cores and
12929 architectures supported.
12931 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12933 * config/v850/v850.c (expand_prologue): Make sure
12934 GEN_INT() argument is sign extended rather than zero extended.
12935 (expand_epilogue): Likewise.
12936 (output_move_double): Delete.
12937 * config/v850/v850-protos.h (output_move_double): Delete.
12938 * config/v850/v850.md (movdi): Delete.
12939 (*movdi_internal): Delete.
12941 (*movdf_internal): Delete.
12943 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12945 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12946 unless compiling RTP PIC.
12948 2007-07-04 Richard Guenther <rguenther@suse.de>
12950 PR tree-optimization/32482
12951 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12952 original ssa name if we didn't find a shift expression.
12953 Fix shift constant for bit zero test.
12955 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12957 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12959 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12961 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12962 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12963 * config/arm/vxworks.h (ASM_SPEC): Delete.
12964 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12966 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12968 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12969 (DDR_REVERSED_P): New.
12970 * tree-data-ref.c (initialize_data_dependence_relation,
12971 build_classic_dist_vector): Set DDR_REVERSED_P.
12973 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12975 PR middle-end/32457
12976 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12977 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12978 init_omega_for_ddr_1): Use non conservative number of iterations
12980 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12981 (analyze_siv_subscript): Remove FIXME and reinitialization of
12982 last_conflicts to chrec_dont_know.
12983 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12985 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12987 * tree.c (maybe_canonicalize_argtypes): Improve description.
12989 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12991 * tree.c (maybe_canonicalize_argtypes): New.
12992 (build_function_type): Set canonical type.
12993 (build_method_type_directly): Ditto.
12994 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12997 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12999 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13001 (rewrite_use_nonlinear_expr): Likewise.
13003 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13005 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13007 2007-07-04 Ben Elliston <bje@au.ibm.com>
13009 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13012 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13014 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13015 (Exception Handling): Likewise.
13017 2007-07-03 Jan Hubicka <jh@suse.cz>
13019 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13021 2007-07-03 Eric Christopher <echristo@apple.com>
13023 * doc/cppopts.texi: Add conflicting option note to -dM.
13024 * doc/invoke.texi: Add note about possible conflicts with
13025 -E for -dCHARS and note that -dM will not produce
13026 any results if there is no machine dependent reorg.
13028 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13030 * tree.h (DECL_ALIGN): Back out previous change.
13032 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13034 * configure.ac: Test for .dtprelword support on MIPS.
13035 * configure, config.in: Regenerate.
13036 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13037 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13039 2007-07-03 Julian Brown <julian@codesourcery.com>
13041 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13042 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13043 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13044 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13046 (all_fpus): Add FPUTYPE_VFP3.
13047 (fp_model_for_fpu): Add VFPv3 field.
13048 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13049 (vfp3_const_double_index): New function. Return integer index of
13050 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13052 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13053 and argument represents a valid RTX for a VFPv3 constant.
13054 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13056 (vfp_emit_fstmd): Similar, for fstmd.
13057 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13058 constants, represented as integer indices.
13059 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13060 VFP_REGNO_OK_FOR_DOUBLE macros.
13061 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13062 (arm_file_start): Set float-abi attribute for VFPv3, and output
13063 correct ".fpu" assembler directive.
13064 (arm_dbx_register_numbering): Add FIXME.
13065 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13066 (fputype): Add FPUTYPE_VFP3.
13067 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13068 (CALL_USED_REGISTERS): Likewise.
13069 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13070 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13071 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13072 (D7_VFP_REGNUM): New.
13073 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13074 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13075 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13076 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13077 (REG_ALLOC_ORDER): Adjust for VFPv3.
13078 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13079 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13080 VFP_LO_REGS, VFP_HI_REGS.
13081 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13082 (IS_VFP_CLASS): Define macro.
13083 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13085 (REGISTER_MOVE_COST): Likewise.
13086 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13087 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13088 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13089 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13090 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13091 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13092 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13093 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13094 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13095 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13096 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13097 where appropriate for single-word registers.
13098 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13099 As above. Fix type attributes.
13100 * config/arm/constraints.md (register_contraint "t"): Define.
13101 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13103 (register_constraint "x"): Define.
13104 (constraint "Dv"): Define.
13106 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13108 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13110 2007-07-03 Tom Tromey <tromey@redhat.com>
13112 * c-parser.c (objc_pq_context): Removed.
13113 (objc_need_raw_identifier): Likewise.
13114 (c_parser) <objc_pq_context>: New field.
13115 <objc_need_raw_identifier>: Likewise.
13116 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13117 (c_lex_one_token): Update.
13118 (c_parser_objc_protocol_definition): Update.
13119 (c_parser_objc_method_definition): Update.
13120 (c_parser_objc_methodproto): Update.
13121 (c_parser_declspecs): Update.
13123 2007-07-03 David Ung <davidu@mips.com>
13125 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13127 2007-07-03 David Ung <davidu@mips.com>
13128 Richard Sandiford <richard@codesourcery.com>
13130 * doc/invoke.texi: Document -march=74kf3_2.
13131 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13132 (TUNE_74K): Check for it.
13133 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13134 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13135 * config/mips/mips.md (cpu): Add 74kf3_2.
13136 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13137 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13138 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13139 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13140 74kf3_2 to the CPU list.
13141 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13142 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13143 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13144 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13145 (r74kf3_2_fxfer_from_c1): New insn reservations.
13147 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13148 David Ung <davidu@mips.com>
13150 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13151 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13152 and 74k[fx]. Document aliases for the new options.
13153 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13154 (PROCESSOR_24KF2_1): ...this.
13155 (PROCESSOR_24KX): Rename to...
13156 (PROCESSOR_24KF1_1): ...this.
13157 (PROCESSOR_74KF): Rename to...
13158 (PROCESSOR_74KF2_1): ...this.
13159 (PROCESSOR_74KX): Rename to...
13160 (PROCESSOR_74KF1_1): ...this.
13161 (TUNE_74K): Update PROCESSOR_* names.
13162 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13163 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13164 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13165 (mips_rtx_cost_data): Update processor names in comments.
13166 (mips_issue_rate): Update PROCESSOR_* names.
13167 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13168 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13169 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13170 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13171 Update cpu attribute names.
13172 (r24k_fpu_iss): Rename this reservation to...
13173 (r24kf2_1_fpu_iss): ...this and update all uses.
13174 (r24kx_fpu_iss): Rename this reservation to...
13175 (r24kf1_1_fpu_iss): ...this and update all uses.
13176 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13177 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13178 Update cpu attribute names.
13180 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13182 * config/m32r/constraints.md: New file.
13183 * config/m32r/m32r.c: Include tm-constrs.h.
13184 (small_data_operand): Use satisfies_constraint_* instead of macro.
13185 (addr24_operand, gen_compare): Likewise.
13186 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13187 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13188 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13189 EXTRA_CONSTRAINT): Likewise.
13190 * config/m32r/m32r.md: Include constraints.md.
13191 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13192 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13193 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13194 (two_insn_const_operand, int8_operand, uint16_operand,
13195 reg_or_int16_operand, reg_or_uint16_operand,
13196 reg_or_cmp_int16_operand, cmp_int16_operand,
13197 seth_add3_operand): Likewise.
13199 2007-07-03 Eric Christopher <echristo@gmail.com>
13201 * libgcc2.h: Conditionally declare __bswapsi2 and
13204 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13206 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13209 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13212 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13213 (__gthrw_pragma): Provide default definition.
13214 (__gthrw2): Use it.
13215 * gthr-posix.c (__gthrw_pragma): Define.
13217 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13219 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13220 before declaring inequality.
13222 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13224 * combine.c (recog_for_combine): Log the success or failure of
13225 matching new insn patterns against the machine description in
13228 2007-07-03 Revital Eres <eres@il.ibm.com>
13230 * ddg.c (print_sccs): New function.
13231 (check_sccs): New function.
13232 (create_ddg_all_sccs): Use it.
13233 * ddg.h (print_sccs): Declare.
13234 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13236 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13238 * targhooks.h (default_mode_for_suffix): New function declaration.
13239 * targhooks.c (default_mode_for_suffix): New default target hook.
13240 * target.h (struct c): New structure in the targetm struct.
13241 (mode_for_suffix): New target hook as part of struct c.
13242 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13243 default_mode_for_suffix.
13244 (TARGET_C): New define.
13245 * c-lex.c: Include "target.h".
13246 (interpret_float): Use targetm.c.mode_for_suffix to determine
13247 the mode for a given non-standard suffix.
13248 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13250 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13251 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13253 * doc/extend.texi (Floating Types): New node. Document __float80 and
13254 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13256 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13259 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13260 predicate instead of target_operand.
13261 (divsi3_i1_media, divsi3_media_2): Likewise.
13263 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13265 * tree.h (alias_sets_might_conflict_p): Rename into
13266 alias_sets_must_conflict_p.
13267 * alias.c (alias_sets_might_conflict_p): Likewise.
13268 (alias_sets_conflict_p): Use it.
13269 (objects_must_conflict_p): Likewise.
13270 * c-common.c (strict_aliasing_warning): Adjust.
13272 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13274 * rtlhooks.c (gen_lowpart_if_possible): Check for
13275 invalid subreg before calling gen_lowpart_SUBREG.
13277 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13279 * config/darwin9.h: Add copyright notice.
13280 (LINK_COMMAND_SPEC): Add comment.
13281 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13282 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13283 DARWIN_LIBSYSTEM_HAS_UNWIND.
13285 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13288 * omp-low.c (check_combined_parallel): New function.
13289 (lower_omp_parallel): Call it via walk_stmts, set
13290 OMP_PARALLEL_COMBINED if appropriate.
13291 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13292 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13293 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13294 don't consider it as combined parallel.
13296 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13298 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13299 (gcc_tooldir): Likewise.
13300 * configure: Regenerate.
13301 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13302 old configure.ac gcc_tooldir setting.
13303 (prefix_to_exec_prefix): New variable.
13304 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13305 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13307 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13309 Fix PR tree-optimization/32583
13310 Fix PR tree-optimization/32584
13311 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13312 (phi_translate_set): Use phi_translate directly now.
13313 (make_values_for_stmt): Don't value number RHS if we already know
13316 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13317 Jim Wilson <wilson@specifix.com>
13320 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13323 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13324 Richard Sandiford <richard@codesourcery.com>
13325 Nigel Stephens <nigel@mips.com>
13327 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13328 (mips16e_output_save_restore): Declare.
13329 (mips16e_save_restore_pattern_p): Likewise.
13330 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13331 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13332 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13333 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13334 (BITSET_P): New global macro, extracted from...
13335 (mips_for_each_saved_reg): ...here.
13336 (mips16e_save_restore_info): New struct.
13337 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13338 (mips16e_save_restore_regs): New variable.
13339 (mips_split_plus, mips16e_find_first_register): New functions.
13340 (mips16e_mask_registers): New function.
13341 (compute_frame_size): Expand the commentary before the function.
13342 Enforce the MIPS16e save and restore register range restrictions.
13343 Pad the general register save area at the low end.
13344 (mips16e_save_restore_reg, mips16e_build_save_restore)
13345 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13346 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13347 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13349 (mips_expand_prologue, mips_expand_epilogue): Handle
13350 GENERATE_MIPS16E_SAVE_RESTORE.
13351 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13353 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13355 PR tree-optimization/31966
13356 PR tree-optimization/32533
13357 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13358 "basic_block" description as its third argument. Update function
13359 calls to get destination bb from "edge" argument. Save "cond" into
13360 aux field of the edge. Update prototype for changed arguments.
13361 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13363 (find_phi_replacement_condition): Operate on incoming edges, not
13364 on predecessor blocks. If there is a condition saved in the
13365 incoming edge aux field, AND it with incoming bb predicate.
13366 Return source bb of the first edge.
13367 (clean_predicate_lists): Clean aux field of outgoing node edges.
13368 (tree_if_conversion): Do not initialize cond variable. Move
13369 variable declaration into the loop.
13370 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13371 initializations of new_stmt, arg0 and arg1 variables.
13373 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13375 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13376 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13378 2007-07-02 Richard Guenther <rguenther@suse.de>
13380 * tree-ssa.c (useless_type_conversion_p): Document
13381 future intent as defining the middle-end type system.
13382 Re-structure to call langhook last, group by type class,
13383 mark questionable parts.
13385 2007-07-02 Richard Guenther <rguenther@suse.de>
13387 * tree-flow.h (types_compatible_p): Declare.
13388 * tree-ssa.c (types_compatible_p): New function.
13389 * ipa-type-escape.c (discover_unique_type): Use
13390 types_compatible_p instead of lang_hooks.types_compatible_p.
13391 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13392 * tree-vn.c (expressions_equal_p): Likewise.
13393 * tree.c (fields_compatible_p): Likewise.
13394 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13395 (cprop_operand): Use useless_type_conversion_p instead of
13396 lang_hooks.types_compatible_p.
13397 * tree-inline.c (setup_one_parameter): Likewise.
13398 (declare_return_variable): Likewise.
13399 * tree-nrv.c (tree_nrv): Likewise.
13400 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13401 (maybe_fold_offset_to_component_ref): Likewise.
13402 (maybe_fold_offset_to_reference): Likewise.
13403 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13404 (merge_alias_info): Likewise.
13405 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13406 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13407 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13408 * tree-tailcall.c (find_tail_calls): Likewise.
13409 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13410 * gimplify.c (canonicalize_addr_expr): Likewise.
13411 (fold_indirect_ref_rhs): Likewise.
13412 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13413 (cpt_same_type): Likewise.
13414 (check_pointer_types_r): Swap parameters to cpt_same_type
13416 * fold-const.c (fold_convert): Revert fix for PR15988.
13417 * tree-inline.c (setup_one_parameter): Instead fix it here by
13418 using fold_build1 instead of fold_convert and checking for
13419 error_mark_node. Convert only if the conversion is necessary.
13421 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13423 * configure.ac: Check for .gnu_attribute on Power.
13424 * configure: Regenerate.
13425 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13426 attribute for floating-point ABI.
13428 2007-07-02 Ira Rosen <irar@il.ibm.com>
13430 PR tree-optimization/32230
13431 PR tree-optimization/32477
13432 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13433 address is a constant.
13435 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13437 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13438 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13439 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13440 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13441 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13442 64-bit targets. Add support for *-elfoabi*.
13443 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13444 different settings if $(tm_defines) does not select the EABI.
13445 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13446 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13447 (MIPS_ARCH_OPTION_SPEC): Likewise.
13448 (MIPS_ISA_LEVEL_SPEC): Likewise.
13449 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13450 * config/mips/elfoabi.h: New file.
13452 2007-07-02 Richard Guenther <rguenther@suse.de>
13454 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13455 (useless_type_conversion_p): ... this.
13456 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13457 (useless_type_conversion_p): ... this.
13458 * builtins.c (fold_builtin_memory_op): Rename
13459 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13460 * tree-cfg.c (verify_expr): Likewise.
13461 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13462 * tree-ssa-ccp.c (ccp_fold): Likewise.
13463 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13464 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13466 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13467 * tree-ssa-pre.c (eliminate): Likewise.
13468 * tree-ssa.c (delete_tree_ssa): Likewise.
13469 (tree_ssa_useless_type_conversion): Likewise.
13470 * tree.c (build2_stat): Likewise.
13472 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13474 Fix PR tree-optimization/32571
13475 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13478 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13480 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13481 and other expected operations explicitly, change default to
13484 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13486 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13488 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13489 (tls_load_dot_plus_eight): Move the label number into the unspec.
13490 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13492 2007-07-01 Andreas Schwab <schwab@suse.de>
13494 * dwarf2out.c (initial_return_save): Define only if used.
13496 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13498 Unreverting Richard's Revert of:
13500 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13502 * dce.c (deletable_insn_p_1): New function, split out from...
13503 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13504 specially, not those inside PARALLELs. Remove BODY argument
13505 and adjust recursive call accordingly.
13506 (prescan_insns_for_dce): Update call to delete_insn_p.
13508 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13509 Revital Eres <eres@il.ibm.com>
13511 * ddg.c (create_ddg_all_sccs): Fix missed
13512 initialization of scc_nodes.
13514 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13516 PR middle-end/32559
13517 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13518 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13520 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13522 * configure.ac: Check for .gnu_attribute on MIPS.
13523 * configure, config.in: Regenerate.
13524 * config/mips/mips.c (mips_file_start): If supported, output
13525 attribute for floating-point ABI.
13527 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13530 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13531 (ffs_cmove): New expander to expand using ctz pattern.
13532 (*ffs_cmove): Remove pattern.
13533 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13534 (ffsdi2): Expand using ctz pattern.
13535 (*ffs_rex64): Remove pattern.
13537 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13539 PR rtl-optimization/32296
13540 * pa.md (return): Delete pattern.
13541 (return_internal): Remove "(const_int 1)" from pattern.
13542 (epilogue): Use return_internal pattern for trivial returns.
13543 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13544 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13546 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13548 * tree-ssa-pre.c (is_exception_related): New function
13549 (can_value_number_operation): Use it.
13551 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13553 Fix PR tree-optimization/32540
13554 Fix PR tree-optimization/31651
13556 * tree-ssa-sccvn.c: New file.
13558 * tree-ssa-sccvn.h: Ditto.
13560 * tree-vn.c: Include tree-ssa-sccvn.h
13561 (val_expr_paid_d): Removed.
13562 (value_table): Ditto.
13563 (vn_compute): Ditto.
13564 (val_expr_pair_hash): Ditto.
13565 (val_expr_pair_expr_eq): Ditto.
13566 (copy_vuses_from_stmt): Ditto.
13567 (vn_delete): Ditto.
13569 (shared_vuses_from_stmt): Ditto.
13570 (print_creation_to_file): Moved up.
13571 (sort_vuses): Ditto.
13572 (sort_vuses_heap): Ditto.
13573 (set_value_handle): Make non-static.
13574 (make_value_handle): Ditto.
13575 (vn_add): Rewritten to use sccvn lookups.
13576 (vn_add_with_vuses): Ditto.
13577 (vn_lookup): Ditto (and second argument removed).
13578 (vn_lookup_with_vuses): Ditto.
13579 (vn_lookup_or_add): Ditto (and second argument removed);
13580 (vn_lookup_or_add_with_vuses): Ditto.
13581 (vn_lookup_with_stmt): New.
13582 (vn_lookup_or_add_with_stmt): Ditto.
13583 (create_value_handle_for_expr): Ditto.
13585 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13586 (seen_during_translate): New function.
13587 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13588 (phi_trans_add): Ditto.
13589 (constant_expr_p): FIELD_DECL is always constant.
13590 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13591 Use constant_expr_p.
13592 Avoid infinite recursion on mutually valued expressions.
13593 Change callers of vn_lookup_or_add.
13594 (phi_translate): New function.
13595 (compute_antic_safe): Allow phi nodes.
13596 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13597 (find_or_generate_expression): Rewrite slightly.
13598 (create_expression_by_pieces): Updated for vn_lookup_or_add
13600 Update VN_INFO for new names.
13601 (insert_into_preds_of_block): Update for new names.
13602 (add_to_exp_gen): New function.
13603 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13604 (find_existing_value_expr): Rewrite to changed vn_lookup.
13605 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13606 (try_look_through_load): Removed.
13607 (try_combine_conversion): Ditto.
13608 (get_sccvn_value): New function.
13609 (make_values_for_phi): Ditto.
13610 (make_values_for_stmt): Ditto.
13611 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13613 (init_pre): Update for SCCVN changes.
13615 (execute_pre): Ditto.
13617 * tree-flow.h (make_value_handle): Declare.
13618 (set_value_handle): Ditto.
13619 (sort_vuses_heap): Ditto.
13620 (vn_lookup_or_add_with_stmt): Ditto.
13621 (vn_lookup_with_stmt): Ditto.
13622 (vn_compute): Remove.
13624 (vn_delete): Ditto.
13625 (vn_lookup): Update arguments.
13627 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13628 (tree-vn.o): Ditto.
13629 (tree-ssa-sccvn.o): New.
13630 (OBJS-common): Add tree-ssa-sccvn.o
13632 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13635 * c-typeck.c (build_external_ref): Don't mark as used if called
13637 * calls.c (rtx_for_function_call): Likewise.
13639 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13643 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13645 * dce.c (deletable_insn_p_1): New function, split out from...
13646 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13647 specially, not those inside PARALLELs. Remove BODY argument
13648 and adjust recursive call accordingly.
13649 (prescan_insns_for_dce): Update call to delete_insn_p.
13651 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13653 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13654 (try_combine): Move potential calls to undo_all() so they happen
13655 before we commit to using the combined insns.
13657 2006-06-30 Jan Hubicka <jh@suse.cz>
13659 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13662 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13664 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13665 (cgraph_remove_unreachable_nodes): Likewise.
13666 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13667 * ipa-inline.c (update_caller_keys): Cast according to the coding
13669 (cgraph_decide_recursive_inlining): Likewise.
13670 (cgraph_decide_inlining_of_small_function): Likewise.
13671 (try_inline): Likewise.
13672 (cgraph_decide_inlining_incrementally): Likewise.
13673 * ipa-pure-const.c (get_function_state): Likewise.
13674 (scan_function): Likewise.
13675 (analyze_function): Likewise.
13676 (static_execute): Likewise.
13677 * ipa-reference.c (scan_for_static_refs): Likewise.
13678 (merge_callee_local_info): Likewise.
13679 (analyze_function): Use type safe memory macros.
13680 (static_execute): Likewise. Cast according to the coding conventions.
13681 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13683 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13685 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13686 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13689 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13691 PR middle-end/30024
13692 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13693 for complex modes (both int and real).
13695 2007-06-29 Jan Hubicka <jh@suse.cz>
13697 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13699 2007-06-29 Jan Hubicka <jh@suse.cz>
13701 PR middle-end/32372
13702 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13705 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13708 * config/avr/avr.c: Include dataflow header file.
13709 (expand_prologue): Adjust for prologue insn change.
13710 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13713 2007-06-29 Richard Guenther <rguenther@suse.de>
13715 PR middle-end/32493
13716 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13717 during type verification.
13719 2007-06-29 Jan Hubicka <jh@suse.cz>
13721 * recog.c (validate_change_rtx_1): Unshare TO argument.
13723 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13725 PR tree-optimization/24659
13726 * tree-vect-transform.c (vectorizable_call): Handle
13727 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13729 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13730 * config/i386/i386.c (enum ix86_builtins)
13731 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13732 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13734 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13735 const using def_builtin_const.
13736 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13737 input operands in the same modes as the result.
13738 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13740 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13742 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13743 (df_set_dead_notes_for_mw): Likewise.
13745 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13747 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13749 2007-06-28 DJ Delorie <dj@redhat.com>
13751 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13753 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13755 * doc/invoke.texi (C++ Dialect Options): Document
13756 fvisibility-ms-compat.
13757 * c.opt (fvisibility-ms-compat): New.
13759 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13762 * tree-affine.c (aff_combination_add_elt): Handle
13763 pointer addition specially.
13765 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13767 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13768 decl is non-external for AIX ABI.
13770 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13772 * config/rs6000/predicates.md (current_file_function_operand):
13773 Ensure the symbol is non-external for AIX ABI.
13775 2007-06-28 Nick Clifton <nickc@redhat.com>
13777 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13778 (fdce, fdse, fpredictive-commoning): Likewise.
13780 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13783 * gcc.c (process_command): Recognize the new -static-libgfortran
13786 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13789 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13790 Use a call clobbered hard reg instead of a pseudo reg.
13792 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13794 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13796 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13799 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13800 REG_LIBCALL and REG_RETVAL notes.
13801 (divsi3, mulsi3): Likewise.
13802 (mulhisi3): Likewise. Use emit_libcall_block.
13803 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13805 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13807 PR rtl-optimization/32481
13808 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13810 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13812 * dce.c (deletable_insn_p_1): New function, split out from...
13813 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13814 specially, not those inside PARALLELs. Remove BODY argument
13815 and adjust recursive call accordingly.
13816 (prescan_insns_for_dce): Update call to delete_insn_p.
13818 2007-06-27 Richard Guenther <rguenther@suse.de>
13820 PR middle-end/32492
13821 * tree.h (fold_convertible_p): Declare.
13822 * fold-const.c (fold_convertible_p): New function.
13823 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13824 instead of lang_hooks.types_compatible_p.
13826 2007-06-26 Jan Hubicka <jh@suse.cz>
13828 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13829 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13830 early use validate_unshare_change.
13831 (reload_combine): Likewise.
13832 * recog.c (change_t): New field unshare.
13833 (validate_change_1): Rename from validate_change; add argument unshare.
13834 (validate_change): Turn into wrapper of validate_change_1; update
13835 prototype for bools.
13836 (validate_unshare_change): New.
13837 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13838 calls of df_insn_rescan.
13839 * recog.h (validate_change): Replace ints by bools.
13840 (validate_unshare_change): Declare.
13842 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13844 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13846 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13848 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13850 2007-06-25 Jan Hubicka <jh@suse.cz>
13852 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13854 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13855 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13856 places other call site specific checks are performed.
13858 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13861 * tree-vect-transform.c (vectorizable_operation): Convert
13862 POINTER_PLUS_EXPR over to PLUS_EXPR.
13864 2007-06-25 Chao-ying Fu <fu@mips.com>
13866 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13867 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13868 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13869 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13871 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13872 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13873 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13874 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13875 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13876 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13877 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13878 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13879 ALL_FIXED_POINT_MODE_P): New define.
13880 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13882 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13884 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13885 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13886 MODE_VECTOR_UACCUM): New mode classes.
13888 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13889 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13890 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13893 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13894 (blank_mode): Initialize ibit and fbit.
13895 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13896 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13898 (new_adjust): Change required_class to required_class_from and
13899 required_class_to for testing within a range.
13900 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13901 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13902 MODE_VECTOR_UACCUM.
13903 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13904 (make_fixed_point_mode): New.
13905 (_ADD_ADJUST): Change C to C1 and C2.
13906 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13907 use a range for machine classes.
13908 (ADJUST_IBIT, ADJUST_FBIT): New.
13909 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13911 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13912 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13913 Emit adjustment for ibit and fbit.
13914 (emit_mode_ibit, emit_mode_fbit): New.
13915 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13917 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13919 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13920 as the source of the set.
13922 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13924 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13925 FP_REGNO_P): Use IN_RANGE.
13926 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13927 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13928 (DATA_REG_P): Use DATA_REGNO_P.
13929 (FP_REG_P): Use FP_REGNO_P.
13930 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13931 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13932 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13934 2007-06-24 Jan Hubicka <jh@suse.cz>
13936 PR middle-end/30563
13937 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13939 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13941 PR middle-end/32461
13942 * fold-const.c (fold_binary): Strip nops of operand 0
13943 of BIT_NOT_EXPR before calling operand_equal_p.
13944 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13945 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13947 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13949 * doc/extend.texi: Document that dllimport and dllexport imply
13950 default visibility.
13951 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13952 imported or exported declaration, including type declarations.
13953 * c-common.c (handle_visibility_attribute): Check for conflicts
13954 with dllimport/dllexport.
13955 (c_determine_visibility): Handle dllimport/dllexport as an
13956 explicit visibility atttribute.
13958 2007-06-23 Richard Guenther <rguenther@suse.de>
13960 PR tree-optimization/16876
13961 PR middle-end/29478
13962 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13964 * tree-inline.c (initialize_inlined_parameters): Do not call
13965 lang_hooks.tree_inlining.convert_parm_for_inlining.
13966 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13967 reason for mismatched types.
13968 * gimplify.c (gimplify_call_expr): Verify the call expression
13969 arguments match the called function type signature. Otherwise
13970 mark the call expression to be not considered for inlining
13971 using CALL_CANNOT_INLINE_P flag.
13972 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13973 edges call expression.
13974 (cgraph_decide_inlining_of_small_function): Likewise.
13975 (cgraph_decide_inlining): Likewise.
13976 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13978 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13979 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13980 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13981 Remove declaration.
13982 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13983 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13985 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13986 convert_parm_for_inlining member.
13988 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13991 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13992 Remove optimization for GT.
13994 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13996 PR middle-end/32437
13997 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13999 (prescan_insns_for_dce): Add extra parameter.
14001 2007-06-23 Jan Hubicka <jh@suse.cz>
14003 PR middle-end/31541
14004 * gimplify.c (mark_addressable): New function.
14005 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14007 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14009 PR middle-end/32374
14010 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14012 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14015 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14016 moves between MMX/SSE registers to at least 8 units to prevent
14017 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14019 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14021 * config/i386/i386.c (override_options): Correct x86_sahf
14024 2007-06-21 David Daney <ddaney@avtrex.com>
14027 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14028 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14029 (exception_receiver): Renamed to ...
14030 (nonlocal_goto_receiver): ... this.
14032 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14034 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14035 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14036 partial register accesses.
14038 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14040 * fold-const.c (debug_fold_checksum): Move it under
14041 ENABLE_FOLD_CHECKING.
14043 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14045 PR middle-end/20623
14046 * tree.h (debug_fold_checksum): Declared.
14047 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14048 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14049 build_fold_addr_expr_with_type_1.
14050 (fold_addr_expr, debug_fold_checksum): New.
14051 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14052 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14053 Use fold_addr_expr.
14055 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14057 PR tree-optimization/19590
14058 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14059 of scev is a constant.
14061 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14063 * df-problems.c (df_note_bb_compute): Made computation of live
14064 info consistent with df_lr.
14066 2007-06-21 Richard Guenther <rguenther@suse.de>
14068 PR tree-optimization/32453
14069 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14070 for pointer anti-range.
14072 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14074 * config/i386/i386.c (processor_target_table): Increase maximum
14075 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14078 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14079 byte alignment if > 8 byte alignment is preferred.
14080 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14082 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14084 PR tree-optimization/31866
14085 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14086 if ASM_EXPR's input is not a SSA_NAME.
14088 PR middle-end/32362
14089 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14090 but decl is a global var, instead return decl.
14091 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14092 even for is_global_var decls, if they are private in some outer
14095 2007-06-21 Richard Guenther <rguenther@suse.de>
14097 PR tree-optimization/32451
14098 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14100 2007-06-21 Christian Bruel <christian.bruel@st.com>
14102 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14103 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14104 (push_regs): Changed saving order or banked registers.
14105 (sh_expand_epilogue): Likewise.
14106 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14107 (FIRST_BANKED_REG): Likewise.
14108 (LAST_BANKED_REG): Likewise.
14109 * config/sh/sh.md (banked) New attribute.
14110 (in_delay_slot): Check banked attribute.
14112 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14114 PR tree-optimization/32075
14115 * tree-data-ref.c (subscript_dependence_tester_1,
14116 analyze_miv_subscript, analyze_overlapping_iterations,
14117 add_distance_for_zero_overlaps, build_classic_dist_vector,
14118 subscript_dependence_tester_1, analyze_overlapping_iterations,
14119 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14120 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14121 to evolution_function_is_affine_multivariate_p.
14123 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14125 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14127 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14130 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14132 * config/m32c/prologue.md (epilogue_exitd_16): New.
14133 (epilogue_reit_16): New.
14134 (epilogue_exitd): Rename to epilogue_exitd_24.
14135 (epilogue_reit): Rename to epilogue_reit_24.
14137 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14138 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14140 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14142 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14143 if dbg_cnt (sched_insn) reaches the limit.
14144 (choose_ready): New parameter INSN_PTR and new return value.
14145 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14146 the new return value from choose_ready.
14147 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14148 (rest_of_handle_global_alloc): New global_alloc_at_func.
14150 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14152 PR tree-optimization/25737
14153 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14154 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14155 * tree-flow.h (struct fieldoff): Add new field alias_set.
14156 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14157 argument addressable_type. Set alias_set of fieldoff.
14158 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14159 (create_overlap_variables_for): Pass alias_set from fieldoff to
14161 * alias.c (get_alias_set): Use alias_set from SFT if set.
14163 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14165 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14166 of a variable as an unsigned HOST_WIDE_INT integer.
14168 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14170 PR rtl-optimization/32405
14171 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14173 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14175 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14177 PR middle-end/31959
14178 * builtins.c: Include diagnostic.h.
14179 (expand_builtin_expect): Make gcc_assert more permissive.
14180 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14182 PR inline-asm/32109
14183 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14186 PR middle-end/32285
14187 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14188 if ACCUMULATE_OUTGOING_ARGS.
14190 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14192 * config/m68hc11/m68hc11.c: Include dataflow header file.
14193 (m68hc11_reorg): Port to dataflow.
14195 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14197 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14198 (struct df_problem.free_blocks_on_set_blocks): New field.
14199 (struct dataflow.optional_p): New field.
14200 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14201 (df_live_set_all_dirty): New function.
14202 * df-scan.c (df_scan_alloc): Initialize optional_p.
14203 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14204 * df-core.c (df_set_blocks): Removed use of
14205 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14206 df_problem.free_blocks_on_set_blocks to determine which blocks are
14208 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14209 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14210 uses dataflow.optional_p to determine if problem should be
14212 (rest_of_handle_df_initialize): Only start live problem if
14214 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14215 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14216 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14217 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14218 problem_NOTE): Initialize free_blocks_on_set_blocks.
14219 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14221 (df_live_set_all_dirty, df_note_alloc): New function.
14222 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14224 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14225 * postreload.c (reload_combine): Ditto.
14226 * cse.c (cse_extended_basic_block): Ditto.
14227 * regmove.c (mark_flags_life_zones): Ditto.
14228 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14229 erase_matching_seqs): Ditto.
14230 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14231 * integrate (allocate_initial_values): Ditto.
14232 * combine.c (reg_dead_at_p): Ditto.
14233 * resource.c (mark_target_live_regs): Ditto.
14234 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14235 * config/sh/sh.c (find_r0_life_regions): Ditto.
14236 * global.c (rest_of_handle_global_alloc): Only add back df_live
14238 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14239 df_live for -O > 1.
14240 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14242 (if_convert): Make sure df_live is there at -O == 1.
14243 (pass_if_after_combine): Cleanup flags.
14244 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14245 is there at -O == 1.
14247 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14249 * config/arm/arm.c (arm_get_frame_offsets): Set
14250 offsets->locals_base to avoid negative stack size.
14251 (thumb1_expand_prologue): Assert on negative stack size.
14253 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14255 PR tree-optimization/32367
14256 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14257 of the chrec has no evolution in that loop.
14258 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14260 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14262 * config/xtensa/xtensa.c: Include "df.h".
14263 (xtensa_builtin_saveregs): Use adjust_address instead of
14265 (xtensa_va_start): Invoke make_tree with sizetype for
14266 expand_builtin_saveregs and then convert the result to a pointer.
14267 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14268 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14269 Subtract argument size from index value as integers and then use
14270 POINTER_PLUS_EXPR to add the result to the array address.
14272 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14275 * config/m32c/m32c.c: Include dataflow header file.
14276 (m32c_emit_prologue): Adjust for prologue insn change.
14277 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14278 once inside a PARALLEL. Assume frame size passed in operand 0
14279 includes space to save the fb register.
14280 (prologue_enter_24): Likewise.
14281 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14283 2007-06-19 David Daney <ddaney@avtrex.com
14286 * config/mips/mips.md (cprestore): Mark $gp as used.
14288 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14291 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14292 (frv_ifcvt_modify_insn): Likewise.
14294 2007-06-19 Richard Guenther <rguenther@suse.de>
14296 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14297 only handle positive offsets that fit in a HOST_WIDE_INT.
14299 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14301 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14302 result of rsqrt insn for zero input argument to avoid NaN.
14304 2007-06-19 Richard Guenther <rguenther@suse.de>
14306 PR middle-end/31950
14307 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14309 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14311 PR tree-optimization/32353
14312 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14314 2007-06-19 Nick Clifton <nickc@redhat.com>
14316 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14318 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14321 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14322 * config/i386/i386.c (assign_386_stack_local): Assert that
14323 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14324 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14325 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14326 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14328 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14330 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14332 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14334 PR rtl-optimization/32321
14335 * gcse.c (replace_store_insn): Update the note before
14336 calling emit_insn_after.
14338 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14340 PR middle-end/32355
14341 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14343 * df-problems.c (df_note_bb_compute): Fix dumping info.
14345 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14347 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14348 insn with emit_jump_insn.
14350 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14352 PR tree-optimization/32383
14353 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14354 * targhooks.h (default_builtin_reciprocal): Update prototype.
14355 * target.h (struct gcc_target): Update builtin_reciprocal.
14356 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14357 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14358 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14359 when fndecl is in BUILT_IN_MD class.
14360 (execute_convert_to_rsqrt): Ditto.
14362 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14363 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14364 Convert BUILT_IN_SQRTF code only when md_fn is false.
14366 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14368 * bt-load.c (move_btr_def): Fix the order of arguments
14369 to validate_replace_rtx.
14371 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14373 * config/m68k/m68k-devices.def: Add 54450..54455.
14375 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14377 PR rtl-optimization/32366
14378 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14379 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14382 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14384 PR middle-end/32349
14385 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14386 this is true, rescan insn being modified.
14387 (sms_schedule): Added rescan parameter.
14388 (rest_of_handle_sms): Moved freeing of dominance info to before
14389 getting out of cfg_layout.
14391 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14393 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14394 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14397 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14398 FL_CF_EMAC from the entry for isac.
14400 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14401 (const_sibcall_operand): New.
14402 (sibcall_operand): Use it.
14403 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14404 (m68k_isas): ISAC does not imply FPU or EMAC.
14405 (override_options): Add ISA_C logic for symbolic jump & call.
14407 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14409 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14410 return mode from the builtin itself.
14411 (sparc_fold_builtin): Fix cast of zero constant.
14413 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14415 * targhooks.c (default_builtin_reciprocal): New default target hook.
14416 * targhooks.h (default_builtin_reciprocal): Add prototype.
14417 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14418 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14419 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14420 default_builtin_reciprocal.
14422 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14424 PR middle-end/31723
14425 * hooks.c (hook_tree_tree_bool_null): New hook.
14426 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14427 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14428 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14429 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14430 and convert it to reciprocal a*rfunc(b).
14431 (execute_convert_to_rsqrt): New function.
14432 (gate_convert_to_rsqrt): New function.
14433 (pass_convert_to_rsqrt): New pass definition.
14434 * target.h (struct gcc_target): Add builtin_reciprocal.
14435 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14436 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14437 TARGET_BUILTIN_RECIPROCAL.
14438 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14440 * config/i386/i386.h (TARGET_RECIP): New define.
14441 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14442 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14443 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14444 and not optimizing for size.
14445 (*rcpsf2_sse): New insn pattern.
14446 (*rsqrtsf2_sse): Ditto.
14447 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14448 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14449 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14450 and not optimizing for size.
14451 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14452 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14453 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14454 and not optimizing for size.
14455 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14456 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14457 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14458 and not optimizing for size.
14459 (*sse_rsqrtv4sf2): Do not export.
14460 (sqrtv4sf2): Ditto.
14461 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14462 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14463 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14464 and not optimizing for size.
14465 (sqrtv4sf2): Ditto.
14466 * config/i386/i386.opt (mrecip): New option.
14467 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14468 (ix86_emit_swsqrtsf): Ditto.
14469 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14470 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14471 builtin definition.
14472 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14473 ix86_expand_unop1_builtin.
14474 (ix86_emit_swdivsf): New function.
14475 (ix86_emit_swsqrtsf): Ditto.
14476 (ix86_builtin_reciprocal): New function.
14477 (TARGET_BUILTIN_RECIPROCAL): Use it.
14478 (ix86_vectorize_builtin_conversion): Rename from
14479 ix86_builtin_conversion.
14480 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14481 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14482 "i386 and x86_64 Options" section.
14483 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14485 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14486 Zdenek Dvorak <dvorakz@suse.cz>
14487 Richard Guenther <rguenther@suse.de>
14488 Kaz Kojima <kkojima@gcc.gnu.org>
14490 * tree-vrp.c (compare_values_warnv): Convert val2 to
14492 (extract_range_from_assert): Create
14493 POINTER_PLUS_EXPR for pointer types.
14494 (extract_range_from_binary_expr): Handle
14495 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14497 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14498 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14499 POINTER_PLUS_EXPR as PLUS_EXPR.
14500 (number_of_iterations_lt_to_ne):
14501 For pointer types, use sizetype when
14502 creating MINUS_EXPR/PLUS_EXPRs.
14503 (assert_loop_rolls_lt): For pointer types, use sizetype when
14504 creating MINUS_EXPR/PLUS_EXPRs.
14505 (number_of_iterations_le): Likewise.
14506 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14507 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14508 like PLUS_EXPR and MINUS_EXPR.
14509 * tree-pretty-print.c (dump_generic_node): Handle
14511 (op_prio): Likewise.
14512 (op_symbol_1): Likewise.
14513 * optabs.c (optab_for_tree_code): Likewise.
14514 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14516 * tree-tailcall.c (process_assignment): Mention
14517 POINTER_PLUS_EXPR in a TODO comment.
14518 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14519 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14520 not used with a pointer and an integer type.
14521 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14522 increment using chrec_convert_rhs instead of chrec_convert.
14523 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14524 PLUS_EXPR except for the right hand side's type will be
14526 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14527 (fold_used_pointer_cast): Kill.
14528 (pointer_offset_p): Kill.
14529 (fold_used_pointer): Kill.
14530 (pointer_used_p): Kill.
14531 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14532 call fold_used_pointer.
14533 (instantiate_parameters_1): Convert the increment
14534 using chrec_convert_rhs instead of chrec_convert.
14535 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14536 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14537 instead of PLUS_EXPR.
14538 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14539 PLUS_EXPR for pointers.
14540 (std_gimplify_va_arg_expr): Likewise.
14541 (fold_builtin_memory_op): Likewise.
14542 (fold_builtin_strstr): Likewise.
14543 (fold_builtin_strchr): Likewise.
14544 (fold_builtin_strrchr): Likewise.
14545 (fold_builtin_strpbrk): Likewise.
14546 (expand_builtin_memory_chk): Likewise.
14547 (fold_builtin_memory_chk): Likewise.
14548 (std_expand_builtin_va_start): Use
14549 sizetype for the call to make_tree and then convert
14550 to the pointer type.
14551 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14552 instead of PLUS_EXPR for adding to a pointer.
14553 (std_gimplify_va_arg_expr): Use fold_build2 for
14554 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14555 the operands to sizetype first and then cast the BIT_AND_EXPR
14556 back to the pointer type.
14557 * fold-const.c (build_range_check): Handle pointer types
14559 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14560 of PLUS_EXPR's. Make sure the offset is converted to
14562 (try_move_mult_to_index): Strip the NOPs from the offset.
14563 Remove code argument and replace all uses with PLUS_EXPR.
14564 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14565 specially. Don't use a pointer type for MINUS_EXPR.
14566 (fold_unary): Handle for (T1)(X op Y),
14567 only p+ as that is the only as that can be handled for
14568 binary operators now.
14569 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14571 <case PLUS_EXPR>: Add folding of PTR+INT into
14573 Don't call try_move_mult_to_index.
14574 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14575 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14576 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14577 Don't call try_move_mult_to_index.
14578 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14579 (tree_expr_nonzero_p): Likewise.
14580 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14581 of PLUS_EXPR for the complex expression folding.
14582 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14583 first chrec is a pointer type, then the second should
14584 be sizetype and not the first's type.
14585 For POINTER_PLUS_EXPR, use a different right hand side type.
14586 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14587 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14588 different right hand side type.
14589 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14590 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14591 instead of PLUS_EXPR.
14592 When either operand is zero, convert the other operand.
14593 (chrec_apply): Use chrec_convert_rhs
14594 on the argument x instead of chrec_convert.
14595 (reset_evolution_in_loop): For pointer types, the new_evol
14596 should be sizetype.
14597 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14598 different right hand side type.
14599 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14600 (chrec_convert_rhs): New function.
14601 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14602 different right hand side type.
14603 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14604 * tree-chrec.h (chrec_convert_rhs): New prototype.
14605 (build_polynomial_chrec): For pointer types, the right hand
14606 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14607 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14608 Remove subtraction case as it is always addition now.
14609 Make sure the offset is converted to sizetype.
14610 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14611 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14612 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14613 PLUS_EXPR in pointer type.
14614 Handle POINTER_PLUS_EXPR.
14615 (tree_to_aff_combination): Likewise.
14616 (force_expr_to_var_cost): Likewise.
14617 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14618 instead of PLUS_EXPR for pointers.
14619 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14620 instead of PLUS_EXPR of pointer types.
14621 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14623 (check_va_list_escapes): Likewise.
14624 (check_all_va_list_escapes): Likewise.
14625 * dwarf2out.c (loc_descriptor_from_tree_1):
14626 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14627 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14628 (string_constant): Likewise.
14629 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14630 the offset to the base, use POINTER_PLUS_EXPR.
14631 (add_to_parts): Convert the index to sizetype.
14632 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14633 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14634 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14635 Offset only holds something for PLUS_EXPR.
14636 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14638 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14640 (analyze_accesses_for_modify_stmt): Likewise.
14641 Remove comment about the type being integral type as it is
14643 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14645 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14647 Correct the type which the artimentic is done in (is now
14650 * tree-data-ref.c (split_constant_offset): Handle
14652 * tree-affine.c (tree_to_aff_combination): Likewise.
14653 * c-typeck.c (build_unary_op): For pointers create the increment
14654 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14656 * gimplify.c (gimplify_self_mod_expr): Create a
14657 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14658 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14659 * tree.def (POINTER_PLUS_EXPR): New tree code.
14660 * tree-predcom.c (ref_at_iteration): If we have a pointer
14661 type do the multiplication in sizetype.
14662 * tree-mudflap.c (mf_xform_derefs_1): Create a
14663 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14664 * tree-ssa-forwprop.c
14665 (forward_propagate_addr_into_variable_array_index):
14666 Don't expect there to be a cast for the index as that
14667 does not exist anymore.
14668 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14669 instead of PLUS_EXPR.
14670 Don't check for the first operand of the POINTER_PLUS_EXPR
14671 was the index as it cannot be.
14672 Call forward_propagate_addr_into_variable_array_index with
14673 the SSA_NAME instead of the statement.
14674 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14675 (compare_constant): Likewise.
14676 (copy_constant): Likewise.
14677 (compute_reloc_for_constant): Likewise.
14678 (output_addressed_constants): Likewise.
14679 (initializer_constant_valid_p): Likewise.
14680 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14681 Convert the MIN/MAX of the inner type to the outer
14682 type before comparing them.
14683 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14684 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14685 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14686 of PLUS_EXPR for pointers.
14687 * tree-inline.c (estimate_num_insns_1): Handle
14689 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14690 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14691 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14692 instead of PLUS_EXPR for the pointer increment statement.
14693 (vect_update_ivs_after_vectorizer): For pointer types, create
14694 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14695 MULT_EXPR in sizetype.
14696 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14698 * tree-object-size.c (plus_expr_object_size): Handle
14699 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14700 code which is trying to figure out which side is a pointer and
14702 (check_for_plus_in_loops_1): Likewise.
14703 (check_for_plus_in_loops): Likewise.
14704 * c-common.c (pointer_int_sum): Create a
14705 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14706 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14707 only POINTER_PLUS_EXPR. Removing all the extra
14708 code which is trying to figure out which side is a pointer and
14710 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14711 PLUS_EXPR and MINUS_EXPR.
14712 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14714 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14715 with make_tree, instead of a pointer type.
14716 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14717 for pointers instead of PLUS_EXPR.
14718 (s390_gimplify_va_arg): Likewise.
14719 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14720 instead of PLUS_EXPR when doing addition on pointer
14721 types. Use sizetype for the second operand.
14722 (spu_gimplify_va_arg_expr): Likewise.
14723 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14724 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14725 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14726 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14727 for the pointer addition and also use size_int/sizetype
14729 (ix86_gimplify_va_arg): Likewise.
14730 Perform BIT_AND_EXPR on sizetype arguments.
14731 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14732 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14733 for the pointer additions and also use size_int for the offsets.
14734 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14735 additions and also use size_int for the offsets. Perform
14736 BIT_AND_EXPR on sizetype arguments.
14737 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14738 POINTER_PLUS_EXPR for pointers and create the
14739 BIT_AND_EXPR in sizetype.
14740 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14741 instead of PLUS_EXPR for pointer addition.
14742 (rs6000_va_start): Likewise.
14743 Also use sizetype for the offset.
14744 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14745 as PLUS_EXPR/MINUS_EXPR.
14746 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14747 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14748 Don't use BIT_AND_EXPR on a pointer type, convert the
14749 expression to sizetype first.
14750 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14752 (mips_gimplify_va_arg_expr): Likewise.
14753 Don't create BIT_AND_EXPR in a pointer type.
14755 2007-06-15 Eric Christopher <echristo@apple.com>
14757 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14758 (x86_64-*-darwin*): Ditto.
14759 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14762 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14764 * doc/extend.texi: Document behavior of __attribute__((aligned))
14767 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14769 * rtlanal.c (note_stores): Improve documentation.
14771 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14773 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14774 LOCAL_LABEL_PREFIX): Delete.
14775 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14776 (bfin_internal_label): Delete.
14778 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14780 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14781 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14782 otherwise define to LIBGCC2_TF_CEXT.
14783 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14784 (LIBGCC_TF_CEXT): Ditto.
14787 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14789 PR rtl-optimization/32339
14790 * df-scan.c (df_uses_record): Don't modify flags but just add to
14791 it for df_ref_record.
14793 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14795 * tree-mudflap.c: Fix whitespace issues.
14797 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14799 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14801 2007-06-14 Eric Christopher <echristo@apple.com>
14803 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14804 (movv4sf): Use gcc_unreachable instead of abort.
14806 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14809 * config/i386/sfp-machine.h (CMPtype): New define.
14810 (mach stubs): Use CMPtype instead of int as a return type.
14812 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14814 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14815 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14816 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14817 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14818 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14819 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14820 config/soft-fp/soft-fp.h: Update from glibc CVS.
14822 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14824 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14826 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14829 * config/v850/v850.c: Include dataflow header file.
14830 (substitute_ep_register): Fix typo.
14832 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14834 * configure.ac: Fix earlier checkin.
14835 * configure: Regenerated.
14837 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14839 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14840 * aclocal.m4: Regenerate.
14841 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14842 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14843 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14844 * configure: Regenerate.
14845 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14847 * Makefile.in (quickstrap): Build libgcc too.
14849 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14851 * configure.ac: Add --enable-checking=df. Explicitly mention that
14852 the variables are initialized as for "release".
14853 * df-core.c: Use it.
14854 * configure: Regenerate.
14855 * config.in: Regenerate.
14857 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14859 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14860 validate_replace_rtx instead of replace_rtx.
14861 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14863 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14865 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14866 (DWARF2_UNWIND_INFO): Override default if configured with
14868 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14869 (ENDFILE_SPEC): Add crtend.o.
14870 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14871 (ENDFILE_SPEC): Add crtend.o.
14872 (TARGET_USE_JCR_SECTION): Define.
14873 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14875 * config/i386/cygming-crtbegin.c: New file.
14876 * config/i386/cygming-crtend.c: New file.
14878 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14880 * config/i386/w32-unwind.h: New file.
14882 2007-06-13 Eric Christopher <echristo@apple.com>
14884 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14885 the user set a value below STACK_BOUNDARY.
14887 2007-06-13 Thiemo Seufer <ths@networkno.de>
14889 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14890 imply -lpthread for -pthread.
14892 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14894 * basic-block.h: Remove the prototype for
14895 free_basic_block_vars.
14896 * cfglayout.h: Remove the prototype for
14897 insn_locators_initialize.
14898 * tree.h: Remove the prototype for emit_line_note.
14900 * tree-ssa-pre.c (mergephitemp): Remove.
14901 (init_pre): Don't use mergephitemp.
14903 2007-06-13 Eric Christopher <echristo@apple.com>
14905 * config/i386/i386.c (override_options): If we've specified
14906 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14908 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14910 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14913 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14915 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14916 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14917 (eh_store_handler): New pattern.
14918 (eh_return): Emit it instead of a plain move.
14920 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14922 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14923 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14924 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14927 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14929 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14930 (find_next_insn_start, find_load): New functions.
14931 (bfin_reorg): Use them to deal with the fact that parallel insns are
14932 no longer represented as a SEQUENCE.
14934 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14936 * config/sparc/sparc.c (sparc_override_options): Initialize
14937 fpu mask correctly.
14939 2007-06-13 Dave Korn <dave.korn@artimi.com>
14941 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14944 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14946 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14947 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14948 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14949 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14950 tree-vect-transform.c: Fix comment typos. Follow spelling
14953 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14955 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14956 to the exit block use set.
14957 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14958 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14959 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14961 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14963 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14964 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14965 to indicate an error.
14966 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14968 (dbg_cnt_process_opt): Print an error on a bad argument.
14969 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14970 * common.opt (-fdbg-cnt-list): New.
14971 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14973 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14975 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14976 flag on ref-all pointers.
14978 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14980 PR middle-end/31579
14981 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14982 for the offset with the modifier as EXPAND_INITIALIZER
14983 if the modifier is EXPAND_INITIALIZER.
14984 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14985 a register if we had an overflow.
14987 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14989 * real.c (real_isfinite): New.
14990 (real_sqrt): Use it.
14991 * real.h (real_isfinite): New.
14992 * builtins.c: Use it.
14994 2007-06-12 Ian Lance Taylor <iant@google.com>
14995 Daniel Berlin <dberlin@dberlin.org>
14998 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14999 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15000 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15001 (DECL_NO_TBAA_P): Define.
15002 (struct tree_decl_common): Add no_tbaa_flag field.
15003 * tree-ssa-structalias.c (struct variable_info): Add
15004 no_tbaa_pruning field.
15005 (new_var_info): Initialize no_tbaa_pruning field.
15006 (unify_nodes): Copy no_tbaa_pruning field.
15007 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15008 (dump_solution_for_var): Print no_tbaa_pruning flag.
15009 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15011 (compute_tbaa_pruning): New static function.
15012 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15013 Call compute_tbaa_pruning.
15014 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15015 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15016 * gimple-low.c (lower_stmt): Likewise.
15017 * tree-gimple.c (is_gimple_stmt): Likewise.
15018 * tree-ssa-operands.c (get_expr_operands): Likewise.
15019 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15020 * tree-inline.c (estimate_num_insns_1): Likewise.
15021 (copy_result_decl_to_var): Likewise.
15022 * expr.c (expand_expr_real_1): Likewise.
15023 * tree-pretty-print.c (dump_generic_node): Likewise.
15024 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15025 * omp-low.c (omp_copy_decl_2): Likewise.
15026 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15027 * doc/c-tree.texi (Expression trees): Document
15028 CHANGE_DYNAMIC_TYPE_EXPR.
15030 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15032 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15033 with !HONOR_NANS and !HONOR_INFINITIES.
15034 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15036 2007-06-12 Tristan Gingold <gingold@adacore.com>
15038 * gcov.c: Comments updated.
15039 (source_info): Add file_time field.
15040 (source_index): New variable.
15041 (mutiple_files): New variable.
15042 (generate_results): New function extracted from process_file.
15043 (process_file): Save and restore chain of functions, generate
15044 results and free structures only if not merging results.
15045 (release_structures): File names are now freed in create_file_names
15046 (create_file_names): Free previous file names.
15047 (find_source): File date is now read here and modifications in
15048 source files is checked here.
15049 (read_graph_file): Only reverse order of functions for the current
15051 (make_gcov_file_name): Do not generate long names if input_name is
15053 (output_lines): If merging results do not display graph, data and
15055 Checking source file modification is done in find_source.
15057 * doc/gcov.texi: Append an s to sourcefile.
15059 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15061 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15062 (forced_nop): New pattern.
15063 * config/bfin/bfin.c: Include "df.h".
15064 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15065 (bfin_discover_loop): Use df_get_live_in instead of
15066 global_live_at_start.
15067 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15068 df_analyze when done.
15069 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15070 the insns. Use QImode for the final insn in a bundle. Call
15071 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15073 (reorder_var_tracking_notes): New function.
15074 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15075 update_life_info. Call df_analyze after scheduling and bundle
15076 generation. Call reorder_var_tracking_notes if generating these
15077 notes. Call df_finish_pass at the end.
15079 2007-06-12 Dirk Mueller <dmueller@suse.de>
15081 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15082 a comparison, not an assignment.
15084 2007-06-12 Olivier Hainque <hainque@adacore.com>
15086 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15087 Request walking the subtrees only, leaving the current is_lhs/val_only
15089 (convert_non_local_reference): Likewise.
15091 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15093 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15095 2007-06-12 Richard Guenther <rguenther@suse.de>
15097 PR tree-optimization/15353
15098 PR tree-optimization/31657
15099 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15100 * timevar.def: Add TV_TREE_IFCOMBINE.
15101 * tree-pass.h (pass_tree_ifcombine): Declare.
15102 * tree-ssa-ifcombine.c: New file.
15103 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15104 * tree-flow.h (blocks_in_phiopt_order): Declare.
15105 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15106 (tree-ssa-ifcombine.o): New dependencies.
15108 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15110 PR rtl-optimization/32293
15111 * combine.c (simplify_if_then_else): Truncate return from
15112 nonzero_bits() to correct mode.
15114 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15116 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15117 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15119 2007-06-11 Diego Novillo <dnovillo@google.com>
15121 * Makefile.in (reload1.o-warn): Remove.
15123 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15125 * combine.c (subst): Use reg_overlap_mentioned_p
15126 instead of comparing register numbers directly.
15128 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15130 * reload1.c (mark_home_live_1): Use the mode parameter.
15132 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15134 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15135 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15137 * df-core.c: Ditto.
15139 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15141 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15143 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15145 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15146 from integer registers.
15147 (FP mode splitters): Handle TFmode.
15149 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15151 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15152 for ref-all pointers that point-to anything.
15154 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15156 * config/arm/arm.c (arm_output_dwarf_dtprel,
15157 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15159 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15161 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15162 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15165 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15167 * tree.c (signed_or_unsigned_type_for): New.
15168 (unsigned_type_for): Use signed_or_unsigned_type_for.
15169 (signed_type_for): Use signed_or_unsigned_type_for.
15170 * tree.h (signed_or_unsigned_type_for): New.
15171 (get_signed_or_unsigned_type): Remove.
15172 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15173 lang_hooks.types.signed_type
15174 (size_diffop): Likewise.
15175 (all_ones_mask_p): Likewise.
15176 (build_range_check): Likewise.
15177 (fold_cond_expr_with_comparison): Likewise.
15178 (fold_cond_expr_with_comparison): Likewise.
15179 (unextend): Likewise.
15180 (extract_muldiv_1): Likewise.
15181 (fold_single_bit_test_into_sign_test): Likewise.
15182 (fold_binary): Likewise.
15183 (fold_ternary): Likewise.
15184 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15185 instead of get_signed_or_unsigned_type.
15186 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15187 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15188 * expr.c (signed_or_unsigned_type_for): Use
15189 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15190 * langhooks.c (get_signed_or_unsigned_type): Remove.
15191 (lhd_signed_or_unsigned_type): Remove.
15192 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15193 signed_or_unsigned_type.
15194 (lhd_signed_or_unsigned_type): Remove.
15195 * expmed.c (make_tree): Use signed_type_for instead of
15196 lang_hooks.types.signed_type.
15197 * c-common.c (same_scalar_type_ignoring_signedness): Use
15198 c_common_signed_type instead of lang_hooks.types.signed_type.
15199 (c_common_unsigned_type): New.
15200 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15201 (shorten_compare): Use c_common_unsigned_type instead of
15202 c_common_signed_or_unsigned_type.
15203 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15205 * convert.c (convert_to_integer): Use signed_type_for instead of
15206 lang_hooks.types.signed_type.
15207 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15208 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15209 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15210 * c-format.c (check_format_types): Use c_common_unsigned_type
15211 instead of unsigned_type_for.
15212 * c-decl.c (groakdeclarator): Likewise.
15213 * c-typeck.c (convert_for_assignment): Likewise.
15214 * c-common.h (c_common_unsigned_type): New.
15216 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15219 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15220 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15222 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15224 PR middle-end/32279
15225 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15226 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15228 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15229 Sebastian Pop <sebpop@gmail.com>
15231 * lambda-code.c (remove_iv): New.
15232 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15234 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15236 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15237 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15238 * tree-ssa-loop-prefetch.c: Include optabs.h.
15239 (FENCE_FOLLOWING_MOVNT): New macro.
15240 (struct mem_ref): Add independent_p and storent_p fields.
15241 (record_ref): Initalize the new fields.
15242 (gather_memory_references_ref): Return true if the reference
15244 (gather_memory_references): Check whether all memory accesses
15245 in loop were recorded.
15246 (should_issue_prefetch_p): Return false for nontemporal stores.
15247 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15248 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15249 (determine_loop_nest_reuse): Detect independent memory references.
15250 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15251 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15252 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15253 * config/i386/i386.h (x86_mfence): Declare.
15254 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15255 * config/i386/i386.c (x86_mfence): New variable.
15256 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15258 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15259 * optabs.c (init_optabs): Initialize storent_optab.
15260 * optabs.h (enum optab_index): Add OTI_storent.
15261 (storent_optab): Declare.
15262 * genopinit.c (optabs): Add initialization for storent_optab.
15263 * tree.h (MOVE_NONTEMPORAL): New macro.
15264 * expr.c (expand_assignment, store_expr, store_constructor_field,
15265 store_constructor, store_field, expand_expr_real_1): Propagate
15266 nontemporality of the expanded store.
15267 (emit_storent_insn): New function.
15268 * expr.h (expand_assignment, store_expr): Declaration changed.
15269 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15270 to expand_assignment.
15271 * stmt.c (expand_asm_expr): Ditto.
15272 * calls.c (initialize_argument_information): Pass false as
15273 nontemporality to store_expr.
15274 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15277 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15279 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15281 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15283 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15285 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15286 and allow DECL_P here.
15288 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15290 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15291 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15292 track of the size of the expression.
15293 * cfghooks.c (merge_blocks): Remove block from loops structure only
15294 after call of the merge_blocks hook.
15296 2007-06-09 Tom Tromey <tromey@redhat.com>
15298 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15299 (deprecated_state): Removed.
15300 (start_decl): Update.
15301 (enum deprecated_states): Moved earlier.
15302 (groktypename): Update.
15303 (push_parm_decl): Likewise.
15304 (grokfield): Likewise.
15305 (start_function): Likewise.
15307 2007-06-09 Ian Lance Taylor <iant@google.com>
15309 PR tree-optimization/32169
15310 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15311 CONVERT_EXPR, check whether min and max both converted to an
15312 overflow infinity representation.
15314 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15316 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15317 not inserted on the edge.
15319 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15321 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15322 instructions if they are supported.
15323 (__divsi3, __umodsi3, __modsi3): Likewise.
15324 (__ashldi3, __ashrdi3, __lshrdi3): New.
15325 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15327 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15328 Tony Linthicum <tony.linthicum@amd.com>
15330 * doc/invoke.texi: Add fvect-cost-model flag.
15331 * common.opt (fvect-cost-model): New flag.
15332 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15333 cost fields in stmt_vec_info struct for STMT.
15334 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15335 fields in stmt_vec_info struct and access functions for the same.
15336 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15337 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15338 load, store and vector to scalar operation.
15339 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15340 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15341 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15342 (TARG_VEC_STORE_COST): Define cost of vector store.
15343 (vect_estimate_min_profitable_iters): Define new function.
15344 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15345 check to evaluate if loop iterations are less than minimum profitable
15346 iterations determined by cost model or minimum vect loop bound defined
15347 by user, whichever is more conservative.
15348 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15349 run-time check to evaluate if loop iterations are less than minimum
15350 profitable iterations determined by cost model or minimum vect loop
15351 bound defined by user, whichever is more conservative.
15352 (vect_estimate_min_profitable_iterations): New function to estimate
15353 mimimimum iterartions required for vector version of loop to be
15354 profitable over scalar version.
15355 (vect_model_reduction_cost): New function.
15356 (vect_model_induction_cost): New function.
15357 (vect_model_simple_cost): New function.
15358 (vect_cost_strided_group_size): New function.
15359 (vect_model_store_cost): New function.
15360 (vect_model_load_cost): New function.
15361 (vectorizable_reduction): Call vect_model_reduction_cost during
15363 (vectorizable_induction): Call vect_model_induction_cost during
15365 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15366 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15367 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15368 vectorizable_promotion, vectorizable_demotion): Call
15369 vect_model_simple_cost during analysis phase.
15371 2007-06-08 Simon Baldwin <simonb@google.com>
15373 * reg-stack.c (get_true_reg): Readability change. Moved default case
15374 label into direct switch statement scope.
15376 2007-06-08 Simon Baldwin <simonb@google.com>
15378 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15379 in gcc_assert() with '==' comparison.
15381 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15383 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15384 TARGET_ABM handling of x86_popcnt variable.
15386 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15388 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15389 __builtin_copysignq and __builtin_infq built-in functions.
15391 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15393 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15394 SSE4.2 section. Correct built-in function names in SSE4A section.
15396 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15398 PR tree-optimization/32243
15399 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15400 for ncopies after ratio check between nunits_out and nunits_in.
15401 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15403 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15405 PR tree-optimization/32224
15406 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15407 vectorization upon a non GIMPLE_MODIFY_STMT.
15409 2007-06-08 Christian Bruel <christian.bruel@st.com>
15412 * config/sh/sh.md (doloop_end): New pattern and splitter.
15413 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15415 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15417 PR middle-end/32209
15418 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15420 (verify_dominators): Do not change dominance tree.
15422 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15424 * config/sh/constraints.md: New file.
15425 * config/sh/sh.c: Include tm-constrs.h.
15426 (reg_class_from_letter): Remove.
15427 (prepare_cbranch_operands): Use satisfies_constraint_*
15428 function instead of macro.
15429 (andcosts, broken_move, sh_secondary_reload): Likewise.
15430 * config/sh/predicates.md (trapping_target_operand): Likewise.
15431 (and_operand, arith_operand, arith_reg_or_0_operand,
15432 cmp_operand, logical_operand, target_operand,
15433 ua_address_operand, ua_offset, xor_operand): Likewise.
15434 * config/sh/sh.md: Include constraints.md.
15435 (*movsicc_t_false): Use satisfies_constraint_* function
15437 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15438 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15439 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15440 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15441 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15442 (REG_CLASS_FROM_CONSTRAINT): Remove.
15443 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15444 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15445 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15446 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15447 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15448 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15449 function instead of macro.
15450 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15451 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15452 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15453 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15454 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15455 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15456 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15457 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15458 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15459 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15460 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15461 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15462 EXTRA_CONSTRAINT_STR): Likewise.
15463 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15465 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15467 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15469 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15472 * c-common.h (flag_cpp0x): Replaced by...
15473 (cxx_dialect): ... this new variable specifying the C++ dialect that
15475 * c-common.c (flag_cpp0x): Removed.
15476 (cxx_dialect): Defined.
15477 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15479 * c-opts.c (c_common_post_options): Likewise.
15480 (set_std_cxx98): Set cxx_dialect to cxx98.
15481 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15483 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15484 Hui-May Chang <hm.chang@apple.com>
15486 * doc/invoke.texi (Darwin Options): Update documentation for
15487 -mmacosx-version-min.
15488 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15489 * config/darwin-driver.c: New file.
15490 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15491 * config/t-darwin (darwin-driver.o): New rule.
15493 * config/darwin-c.c (version_as_macro): Ignore low digit.
15495 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15497 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15498 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15499 (CSGNMODE): New mode macro.
15500 (CSGNVMODE): New mode attribute.
15501 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15502 expander using CSGNMODE mode macro. Handle TFmode.
15503 (copysign<mode>3_const): Rename from copysignsf3_const and
15504 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15506 (copysign<mode>3_var): Rename from copysignsf3_var and
15507 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15509 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15510 mode macro. Handle TFmode.
15511 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15512 (iortf3, *iortf3): Ditto.
15513 (xortf3, *xortf3): Ditto.
15514 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15515 TFmode and TImode masks.
15516 (ix86_expand_copysign): Expand TFmode copysign insn.
15517 (IX86_BUILTIN_INFQ): New.
15518 (IX86_BUILTIN_FABSQ): Ditto.
15519 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15520 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15521 [__builtin_fabsq]: Ditto.
15522 [__builtin_copysignq]: Ditto.
15523 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15524 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15525 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15526 ix86_expand_binop_builtin().
15528 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15530 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15532 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15535 * rtl.h (push_to_sequence2): New.
15536 * emit-rtl.c (push_to_sequence2): New.
15537 * function.c (assign_parm_data_all): Add new fields.
15538 (assign_parm_setup_block): Call push_to_sequence2 instead of
15540 (assign_parm_setup_reg): Ditto.
15541 (assign_parm_setup_stack): Ditto.
15542 (assign_parms_unsplit_complex): Ditto.
15543 (assign_parms): Change field name.
15545 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15547 PR tree-optimization/32220
15548 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15549 phi node is reached before defining statement.
15551 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15554 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15555 after changing the right hand side of the assignment.
15557 2007-06-06 Eric Christopher <echristo@apple.com>
15559 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15560 (x86_64-*-darwin*): Ditto.
15561 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15562 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15564 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15566 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15567 coding conventions.
15568 (add_key): Likewise.
15569 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15570 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15572 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15574 (add_cost_one_coalesce): Likewise.
15575 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15576 variable names. Rename orig to orig_name for consistency.
15577 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15578 coding conventions.
15579 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15581 (record_equivalences_from_stmt): Likewise.
15582 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15583 the coding conventions.
15584 (memory_ssa_name_same): Likewise.
15585 (dse_optimize_stmt): Likewise.
15586 (dse_record_phis): Likewise.
15587 (dse_finalize_block): Likewise.
15588 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15589 keywords as variable names.
15590 (may_move_till): Cast according to the coding conventions.
15591 (force_move_till_expr): Avoid using C++ keywords as variable names.
15592 (force_move_till): Cast according to the coding conventions.
15593 (memref_hash): Likewise.
15594 (memref_eq): Likewise.
15595 (gather_mem_refs_stmt): Likewise.
15596 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15597 using C++ keywords as variable names.
15598 (idx_find_step): Cast according to the coding conventions.
15599 (idx_record_use): Likewise.
15600 (find_depends): Likewise.
15601 (prepare_decl_rtl): Likewise.
15602 (mbc_entry_hash): Likewise.
15603 (mbc_entry_eq): Likewise.
15604 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15605 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15606 (idx_infer_loop_bounds): Cast according to the coding conventions.
15607 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15608 * tree-ssa-math-opts.c (occ_new ): Likwise.
15609 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15611 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15613 (add_use_op): Likewise.
15614 (add_vop): Likewise.
15615 (add_vuse_op): Likewise.
15616 (add_vdef_op): Likewise.
15617 (get_expr_operands): Likewise.
15618 (push_stmt_changes): Use type safe memory macros.
15619 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15620 keywords as variable names.
15621 (conditional_replacement): Likewise.
15622 (minmax_replacement): Likewise.
15623 (abs_replacement): Likewise.
15624 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15625 coding conventions.
15626 (insert_fake_stores): Avoid using C++ keywords as variable names.
15627 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15629 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15630 (heapvar_insert): Use type safe memory macros.
15631 (new_var_info): Cast according to the coding conventions.
15632 (new_constraint): Likewise.
15633 (remove_preds_and_fake_succs): Use type safe memory macros.
15634 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15636 (thread_single_edge): Likewise.
15637 (thread_through_loop_header): Likewise.
15639 2007-06-06 Eric Christopher <echristo@apple.com>
15641 * config/i386/i386.c (override_options): Move handling
15642 of TARGET_SUBTARGET* earlier.
15644 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15646 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15649 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15651 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15652 emited outside of basic block.
15653 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15654 the created blocks.
15655 * rtl.h (delete_insn_chain): Declaration changed.
15656 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15658 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15659 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15660 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15661 to delete_insn_chain.
15662 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15663 do not have bb field set.
15664 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15666 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15667 * cfgcleanup.c (try_optimize_cfg): Ditto.
15669 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15671 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15672 (lambda_body_vector_new): Use type safe memory macros.
15673 (lambda_linear_expression_new): Likewise.
15674 (lambda_loopnest_new): Likewise.
15675 (lambda_lattice_new): Likewise.
15676 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15677 conventions. Use type safe memory macros.
15678 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15679 (lambda_body_vector_s): Likewise.
15680 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15681 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15683 2007-06-06 Richard Guenther <rguenther@suse.de>
15685 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15686 if we need to schedule cfg_cleanup.
15687 (tree_ssa_forward_propagate_single_use_vars): Do so.
15689 2007-06-06 Ian Lance Taylor <iant@google.com>
15691 * fold-const.c (merge_ranges): If range_successor or
15692 range_predecessor fail, just return 0.
15694 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15696 PR tree-optimization/32216
15697 * tree-vectorizer.c (supportable_widening_operation): Determine
15698 signedness of FIX_TRUNC_EXPR from output operand.
15699 (supportable_narrowing_operation): Ditto.
15700 * tree-vect-generic.c (expand_vector_operations_1): Determine
15701 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15702 from input operand.
15704 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15706 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15707 (struct pta): ...from here. Change flags to unsigned to avoid
15708 excessive casting (as it is used as a bit mask).
15709 (override_options): Add casts according to the coding convenventions.
15710 (x86_64_elf_unique_section): Likewise.
15711 (examine_argument): Avoid using C++ keywords as variable names.
15712 (construct_container): Likewise.
15713 (legitimize_pic_address): Likewise.
15714 (get_dllimport_decl): Cast according to the coding conventions. Use
15715 type safe memory macros.
15716 (legitimize_address): Cast according to the coding conventions.
15717 (emit_i387_cw_initialization): Corrected the type of slot to enum
15719 (ix86_init_machine_status): Use type safe memory macros.
15720 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15721 (bdesc_pcmpistr): Likewise.
15722 (bdesc_crc32): Likewise.
15723 (bdesc_sse_3arg): Likewise.
15724 (bdesc_2arg): Likewise.
15725 (bdesc_1arg): Likewise.
15726 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15727 (ix86_expand_sse_pcmpistr): Likewise.
15728 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15729 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15730 int to match the langhook definition.
15731 (ix86_builtin_conversion): Change the type of code to unsigned init to
15732 match the langhook definition.
15733 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15735 (ix86_preferred_output_reload_class): Likewise.
15736 (ix86_cannot_change_mode_class): Likewise.
15737 (ix86_memory_move_cost): Likewise.
15738 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15739 avoid excessive casting later on.
15740 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15742 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15744 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15745 as flags setting insn.
15746 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15748 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15750 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15751 (UNSPEC_ROUND): New.
15752 ("sse4_1_round<mode>2"): New insn pattern.
15753 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15755 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15756 expander using SSEMODEF mode macro. Expand using
15757 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15758 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15759 expander using SSEMODEF mode macro. Expand using
15760 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15761 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15762 expander using SSEMODEF mode macro. Expand using
15763 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15764 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15765 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15766 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15769 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15770 Sebastian Pop <sebpop@gmail.com>
15772 * lambda.h (build_linear_expr): New.
15773 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15774 Use build_linear_expr, call fold and force_gimple_operand.
15775 (lambda_loopnest_to_gcc_loopnest): Check that there is
15776 something to insert.
15777 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15779 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15781 PR preprocessor/23479
15782 * doc/extend.texi: Document the 0b-prefixed binary integer
15783 constant extension.
15785 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15787 PR tree-optimization/32215
15788 * tree-vectorizer.c (supportable_widening_operation): Return false
15789 for unsupported FIX_TRUNC_EXPR tree code.
15790 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15792 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15794 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15795 register on SPE targets. Change documentation to reflect
15797 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15798 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15799 out of the register allocation pool.
15800 (rs6000_reg_live_or_pic_offset_p): New function.
15801 (rs6000_emit_prologue): Move the actual saving of LR up to free
15802 r0 for holding r11. Split saving of SPE 64-bit registers into
15803 its own case. Ensure that offsets will always be in-range for
15804 'evstdd' by using r11 as a scratch register to point at the start
15805 of the SPE save area. Save r11 if necessary, as it is the static
15807 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15808 into its own case. Ensure that offsets will always be in-range
15809 for 'evldd' by using r11 as a scratch register to point at the
15810 start of the SPE save area. Also adjust r11 when restoring
15811 the stack pointer to compensate for pre-loading r11.
15813 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15815 * cfg.c (init_flow): Use type safe memory macros.
15816 (alloc_block): Likewise.
15817 (unchecked_make_edge): Likewise.
15818 (dump_flow_info): Avoid using C++ keywords as variable names.
15819 (copy_original_table_clear): Cast according to the coding conventions.
15820 (copy_original_table_set): Likewise.
15821 * cfgexpand (label_rtx_for_bb): Likewise.
15822 (expand_gimple_basic_block): Likewise.
15823 * cfghooks.c (dump_bb): Likewise.
15824 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15826 (lv_add_condition_to_bb): Likewise.
15827 * cfglayout (relink_block_chain): Cast according to the coding
15829 (fixup_reorder_chain): Likewise.
15830 (fixup_fallthru_exit_predecessor): Likewise.
15831 * cfgloop.c (glb_enum_p): Likewise.
15832 (get_exit_description): Likewise.
15833 (dump_recorded_exit): Likewise.
15834 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15835 (struct loop): ... from here.
15836 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15838 * cfgrtl.c (rtl_create_basic_block): Likewise.
15839 (rtl_split_block): Likewise.
15840 (rtl_dump_bb): Likewise.
15841 (cfg_layout_split_block): Likewise.
15842 (init_rtl_bb_info): Use typesafe memory macros.
15844 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15845 * graphds.h: Updated all usages of edge to graph_edge.
15846 * graphds.c: Likewise.
15847 * cfgloopanal.c: Likewise.
15849 2007-06-05 Ian Lance Taylor <iant@google.com>
15851 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15852 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15853 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15855 (test_for_singularity): Likewise.
15857 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15859 * config/i386/constraints.md ("Y2"): Replaced by ...
15861 * config/i386/i386.md: Likewise.
15862 * config/i386/mmx.md: Likewise.
15863 * config/i386/sse.md: Likewise.
15865 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15867 * config/i386/constraints.md ("z"): Replaced by ...
15869 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15870 (sse4_1_blendvps): Likewise.
15871 (sse4_1_pblendvb): Likewise.
15872 (sse4_2_pcmpestr): Likewise.
15873 (sse4_2_pcmpestrm): Likewise.
15874 (sse4_2_pcmpestr_cconly): Likewise.
15875 (sse4_2_pcmpistr): Likewise.
15876 (sse4_2_pcmpistrm): Likewise.
15877 (sse4_2_pcmpistr_cconly): Likewise.
15879 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15881 * matrix-reorg.c (transform_access_sites): Fix computation.
15882 (transform_allocation_sites): Same.
15884 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15886 * config/i386/i386.c (override_options): Use
15887 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15889 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15891 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15892 (nonimm_not_xmm0_operand): Ditto.
15893 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15894 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15895 as operand[2] predicate. Require "z" class XMM register for
15896 operand[3]. Adjust asm template.
15897 ("sse4_1_blendvpd"): Ditto.
15898 ("sse4_1_pblendvb"): Ditto.
15899 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15900 force op2 into xmm0 register for variable blend instructions.
15902 2007-06-04 Tom Tromey <tromey@redhat.com>
15904 * c-tree.h (start_enum): Update.
15905 (build_enumerator): Likewise.
15906 * c-decl.c (enum_next_value): Removed.
15907 (enum_overflow): Likewise.
15908 (start_enum): Add c_enum_contents argument. Don't use globals.
15909 (build_enumerator): Likewise.
15910 * c-tree.h (struct c_enum_contents): New struct.
15912 2007-06-04 Tom Tromey <tromey@redhat.com>
15914 * c-common.c (c_common_get_alias_set): Fix indentation.
15916 2007-06-04 Ian Lance Taylor <iant@google.com>
15918 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15919 to overflow, reduce overflow infinity to regular infinity.
15920 (vrp_var_may_overflow): New static function.
15921 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15923 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15925 * stor-layout.c (layout_type): Remove duplicate code.
15927 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15930 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15931 before build_common_builtin_nodes ().
15933 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15936 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15938 2007-06-04 Jan Hubicka <jh@suse.cz>
15940 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15941 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15942 instead of _stat version.
15944 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15946 PR tree-optimization/32194
15947 * tree-predcom.c (determine_offset): Check that both references have
15950 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15952 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15953 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15954 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15955 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15956 Add argument to iterate_fix_dominators call.
15957 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15958 * gcse.c (hoist_code): Change domby to vector.
15959 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15960 Add argument to iterate_fix_dominators call.
15961 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15962 recompute_dominator.
15963 * lambda-code.c (perfect_nestify): Ditto.
15964 * cfgloopanal.c: Include graphds.h.
15965 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15966 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15967 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15969 * graphds.c: New file.
15970 * graphds.h: New file.
15971 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15972 (get_dominated_by, get_dominated_by_region): Change return type to
15974 (verify_dominators): Recompute all dominators and compare the results.
15975 (recount_dominator): Renamed to ...
15976 (recompute_dominator): ... this. Do not check that the block is
15977 dominated by entry.
15978 (iterate_fix_dominators): Reimplemented.
15979 (prune_bbs_to_update_dominators, root_of_dom_tree,
15980 determine_dominators_for_sons): New functions.
15981 * et-forest.c (et_root): New function.
15982 * et-forest.h (et_root): Declare.
15983 * Makefile.in (graphds.o): Add.
15984 (cfgloopanal.o): Add graphds.h dependency.
15985 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15986 * basic-block.h (get_dominated_by, get_dominated_by_region,
15987 iterate_fix_dominators): Declaration changed.
15988 (recount_dominator): Renamed to ...
15989 (recompute_dominator): ... this.
15990 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15991 (thread_through_all_blocks): Do not free dominance info.
15993 2007-06-03 Andreas Schwab <schwab@suse.de>
15995 * config/m68k/m68k.c (override_options): Don't override
15997 * config/m68k/m68k-modes.def (SF, DF): Define to use
15998 motorola_single_format and motorola_double_format, resp.
15999 * real.c (motorola_single_format): Renamed from
16000 coldfire_single_format.
16001 (motorola_double_format): Renamed from coldfire_double_format.
16002 (encode_ieee_extended): Generate a proper canonical NaN image
16003 respecting canonical_nan_lsbs_set.
16004 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16006 * real.h: Adjust declarations.
16008 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16011 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16012 the symbol is generated with the stack protector.
16014 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16016 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16017 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16019 * doc/extend.texi (interrupt): Mention m68k.
16021 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16023 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16024 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16025 (ix86_expand_sse_pcmpestr): Do not check operands for
16026 "register_operand", when insn operand predicate is "register_operand".
16027 (ix86_expand_sse_pcmpistr): Ditto.
16029 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16030 Uros Bizjak <ubizjak@gmail.com>
16032 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16033 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16034 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16035 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16036 * config/i386/constraints.md ("z"): New register constraint
16037 for members of SSE_FIRST_REG class.
16038 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16039 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16040 SSE_FIRST_REG class.
16041 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16042 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16043 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16044 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16045 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16046 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16047 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16048 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16049 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16050 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16051 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16052 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16053 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16054 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16055 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16056 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16057 (struct builtin_description): Change "flag" field to unsigned.
16058 (bdesc_pcmpestr): New builtin description table.
16059 (bdesc_pcmpistr): Likewise.
16060 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16061 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16062 Initialize pcmp[ei]str[im] insns for SSE4.2.
16063 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16064 (ix86_expand_sse_pcmpistr): Likewise.
16065 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16066 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16067 (UNSPEC_PCMPISTR): Likewise.
16068 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16069 (sse4_2_pcmpestri):New isns pattern.
16070 (sse4_2_pcmpestrm): Likewise.
16071 (sse4_2_pcmpestr_cconly): Likewise.
16072 (sse4_2_pcmpistr): New insn patern and splitter.
16073 (sse4_2_pcmpistri):New isns pattern.
16074 (sse4_2_pcmpistrm): Likewise.
16075 (sse4_2_pcmpistr_cconly): Likewise.
16076 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16079 2007-06-01 David Daney <ddaney@avtrex.com>
16081 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16082 LOADGP_ABSOLUTE and not binds_local_p.
16084 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16086 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16088 2007-06-01 Ian Lance Taylor <iant@google.com>
16090 * tree-vrp.c (compare_name_with_value): Always set
16091 used_strict_overflow if we get a result from the variable itself.
16093 2007-06-01 Ian Lance Taylor <iant@google.com>
16095 PR rtl-optimization/31455
16096 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16097 subregs which have a cast between modes which are not tieable.
16099 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16101 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16102 breaks after return statements.
16104 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16106 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16107 only after no_new_pseudos.
16109 2007-05-31 Eric Christopher <echristo@apple.com>
16111 * expr.c (convert_move): Assert that we don't have a BLKmode
16113 (store_expr): Handle BLKmode moves by calling emit_block_move.
16115 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16117 * c-typeck.c (build_indirect_ref): Include type in error message.
16118 (build_binary_op): Pass types to binary_op_error.
16119 * c-common.c (binary_op_error): Take two type arguments, print out
16121 * c-common.h (binary_op_error): Update prototype.
16123 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16125 * config/i386/i386.c: Correct coments on -mno-sse4.
16127 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16129 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16130 (x86_64-*-*): Likewise.
16131 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16132 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16133 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16134 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16135 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16136 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16137 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16138 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16139 (OPTION_MASK_ISA_SSE4): Likewise.
16140 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16141 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16142 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16143 (override_options): Support SSE4.2.
16144 (ix86_build_const_vector): Support SImode and DImode.
16145 (ix86_build_signbit_mask): Likewise.
16146 (ix86_expand_int_vcond): Support V2DImode.
16147 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16148 (IX86_BUILTIN_CRC32HI): Likewise.
16149 (IX86_BUILTIN_CRC32SI): Likewise.
16150 (IX86_BUILTIN_CRC32DI): Likewise.
16151 (IX86_BUILTIN_PCMPGTQ): Likewise.
16152 (bdesc_crc32): Likewise.
16153 (bdesc_sse_3arg): Likewise.
16154 (ix86_expand_crc32): Likewise.
16155 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16156 (ix86_expand_builtin): Likewise.
16157 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16158 __SSE4_2__ for -msse4.2.
16159 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16160 (CRC32MODE): Likewise.
16161 (crc32modesuffix): Likewise.
16162 (crc32modeconstraint): Likewise.
16163 (sse4_2_crc32<mode>): Likewise.
16164 (sse4_2_crc32di): Likewise.
16165 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16167 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16168 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16169 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16170 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16171 (vcondu<mode>): Likewise.
16172 * doc/extend.texi: Document SSE4.2 built-in functions.
16173 * doc/invoke.texi: Document -msse4.2/-msse4.
16175 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16177 PR tree-optimization/32160
16178 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16179 variable as gimple reg.
16180 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16182 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16184 * gcc.c (main): Don't consider linker options when issuing the
16185 warning about a linker input file not being used.
16187 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16189 * tree-vrp.c (compare_names): Initialize sop.
16191 2007-05-30 Dirk Mueller <dmueller@suse.de>
16193 * cgraphunit.c (cgraph_analyze_function): Remove
16194 computation of inline parameters.
16196 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16198 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16200 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16202 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16203 Add vx-common.h. Include vxworks.h between vx-common.h and
16205 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16207 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16208 (TARGET_ASM_DESTRUCTOR): Likewise.
16209 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16210 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16211 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16212 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16213 (VXWORKS_ENDIAN_SPEC): Define.
16214 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16215 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16216 VXWORKS_* equivalents.
16217 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16218 (ASM_FILE_START): Delete.
16219 (TARGET_VERSION): Reformat.
16220 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16221 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16222 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16223 (FPBIT, DPBIT): Define.
16224 (fp-bit.c, dp-bit.c): New rules.
16225 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16226 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16227 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16228 * config/arm/arm.h: Include vxworks-dummy.h.
16229 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16230 Mark with ATTRIBUTE_UNUSED.
16231 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16232 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16233 make it incompatible with -msingle-pic-base.
16234 (arm_function_ok_for_sibcall): Return false for calls that might
16235 go through a VxWorks PIC PLT entry.
16236 (require_pic_register): New function, split out from...
16237 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16239 (arm_load_pic_register): Handle the VxWorks RTP initialization
16240 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16241 (arm_emit_call_insn): New function.
16242 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16243 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16244 (pic_offset_arm): New pattern.
16245 (call, call_value): Use arm_emit_call_insn.
16246 (call_internal, call_value_internal): New expanders.
16247 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16248 VxWorks unless __PIC__.
16250 2007-05-30 Eric Christopher <echristo@gmail.com>
16252 * genrecog.c: Include regs.h in generated file.
16253 * genemit.c: Ditto. Fix up formatting.
16254 * config/mn10300/constraints.md: New.
16255 * config/mn10300/mn10300.md: Include.
16256 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16257 Fix up for removed macro.
16258 * config/mn10300/predicates.md (call_address_operand): Ditto.
16259 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16260 (CONST_OK_FOR_I): Ditto.
16261 (CONST_OK_FOR_J): Ditto.
16262 (CONST_OK_FOR_K): Ditto.
16263 (CONST_OK_FOR_L): Ditto.
16264 (CONST_OK_FOR_M): Ditto.
16265 (CONST_OK_FOR_N): Ditto.
16266 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16270 (EXTRA_CONSTRAINT): Ditto.
16272 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16274 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16276 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16277 OPTION_MASK_ISA_64BIT.
16278 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16280 2007-05-30 Richard Guenther <rguenther@suse.de>
16282 PR middle-end/32152
16283 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16284 types for comparison.
16285 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16286 with original typed arguments.
16287 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16289 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16291 PR tree-optimization/31769
16292 * except.c (duplicate_eh_regions): Clear prev_try if
16293 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16295 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16297 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16298 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16299 bsi of the location where statements should be inserted.
16300 (sink_code_in_bb): Take bsi from statement_sink_location.
16301 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16302 instead of bsi_start.
16303 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16305 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16306 (bsi_move_before): Document inconsistency with bsi_move_after.
16307 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16309 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16311 * config/i386/i386.h (TARGET_ABM): New define.
16312 (TARGET_POPCNT): Ditto.
16313 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16314 New temporary defines to redefine from OPTION_ISA_* defines.
16315 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16316 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16317 (ix86_isa_flags): New extern int declaration.
16318 (TARGET_SUBTARGET_DEFAULT): New define.
16319 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16320 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16321 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16322 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16323 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16324 * config/i386/darwin.h: Change TARGET_64BIT define to
16327 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16328 using existing "ix86_isa_flags" varible.
16329 (m32, m64): Use existing "ix86_isa_flags" variable.
16330 (mmmx, m3dnow): Ditto.
16331 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16332 (mabm): Define as non-negative option using "x86_abm" variable.
16333 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16335 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16336 Rewrite feature test bitmap.
16337 (ix86_isa_flags): New initialized global int varible.
16338 (ix86_isa_flags_explicit): New static int variable.
16339 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16340 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16341 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16342 target_flags_explicit.
16343 (override_options): Remove "target_enable" and "target_disable" fields
16344 from "struct ptt". Update processor_target_table accordingly. Remove
16345 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16346 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16347 "target_flags" and "ix86_isa_flags_explicit" instead of
16348 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16349 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16350 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16351 to true when either of PTA_POPCNT or PTA_ABM is set in
16352 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16353 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16354 processor_alias_table flags entry. Remove handling of
16355 "target_enable" and "target_disable" fields of processor_target_table.
16356 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16357 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16358 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16359 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16360 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16362 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16364 2007-05-29 David Daney <ddaney@avtrex.com>
16367 * config/mips/mips.c (mips_output_mi_thunk): Emit
16368 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16370 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16371 * config/i386/i386.c (ix86_function_regparm): Added checking of
16372 ix86_force_align_arg_pointer to determine the number of
16373 register parameters.
16375 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16377 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16378 (SET_DR_MISALIGNMENT): New.
16379 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16380 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16381 Use SET_DR_MISALIGNMENT.
16382 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16384 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16385 find_loop_nest): Export.
16386 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16387 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16388 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16389 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16391 (struct mem_ref): Add field reuse_distance.
16392 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16393 Initialize reuse_distance field.
16394 (issue_prefetch_ref): Select temporality of prefetch according to
16396 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16397 self_reuse_distance, determine_loop_nest_reuse): New functions.
16398 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16399 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16400 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16403 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16405 * tree-ssa-alias.c: Add aliasing overview.
16407 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16408 Danny Smith <dannysmith@users.sourceforge.net>
16411 * config/i386/t-crtfm: Compile crtfastmath.o with
16412 -minline-all-stringops.
16413 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16414 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16416 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16418 * doc/md.texi: Document constraints on HP PA-RISC.
16420 * pa/constraints.md: New file.
16421 * pa.md: Include constraints.md.
16422 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16423 (integer_store_memory_operand, ldil_cint_p): New functions.
16424 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16425 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16426 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16427 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16428 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16430 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16433 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16434 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16435 case POSTDECREMENT_EXPR>): Return the error_mark_node
16436 if either the real or imaginary parts would an
16439 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16441 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16442 name when we remove it from a call.
16444 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16446 * targhooks.c (default_narrow_bitfield): Remove.
16447 * targhooks.h: Remove the prototype for
16448 default_narrow_bitfield.
16450 * langhooks-def.h: Remove the prototype for
16451 hook_get_alias_set_0.
16452 * langhooks.c (hook_get_alias_set_0): Remove.
16454 * global.c (EXECUTE_IF_CONFLICT): Remove.
16456 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16459 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16460 return true when truth_value_p is true and the type
16463 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16465 * doc/install.texi (Prerequisites): We no longer require Autoconf
16466 2.13 for the top-level.
16468 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16470 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16471 memory access via x86_expand_vector_move_misalign() only for
16472 TImode values on 32-bit targets.
16474 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16476 * matrix-reorg.c: New file. Implement matrix flattening and
16477 transposing optimization.
16478 * tree-pass.h: Add matrix reorg pass.
16479 * common.opt: Add fipa-mreorg flag.
16480 * Makefile.in: Add matrix-reorg.c.
16481 * passes.c: Add matrix reorg pass.
16482 * varpool.c (add_new_static_var): New function.
16483 * cgraph.h (add_new_static_var): Declare.
16485 2007-05-27 Eric Christopher <echristo@apple.com>
16487 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16488 sp_offset depending on stack size. Save r12 depending
16489 on registers we're saving later.
16490 (rs6000_emit_epilogue): Update sp_offset depending only
16493 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16495 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16496 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16497 * ifcvt.c (if_convert): Ditto.
16498 * tree-ssa-threadupdate.c (thread_block): Ditto.
16499 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16500 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16501 verify_loop_closed_ssa): Check number_of_loops instead of
16503 * predict.c (tree_estimate_probability): Ditto.
16504 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16505 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16506 * modulo-sched.c (sms_schedule): Ditto.
16507 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16508 (scev_finalize): Do not do anything if scev analysis was not
16510 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16511 current_loops == NULL.
16512 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16513 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16514 there are no loops.
16515 (loop_optimizer_finalize): Assert that loops were analyzed.
16516 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16517 rtl_doloop): Check number_of_loops instead of current_loops.
16518 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16519 current_loops == NULL.
16520 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16521 gate_tree_vectorize tree_linear_transform, check_data_deps,
16522 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16523 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16524 Check number_of_loops instead of current_loops.
16525 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16526 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16527 free loops if available.
16528 (execute_pre): Do not pass do_fre to fini_pre.
16530 2007-05-27 Tobias Burnus <burnus@net-b.de>
16532 PR middle-end/32083
16533 * real.c (mpfr_from_real): Fix sign of -Inf.
16535 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16537 * tree-vect-transform.c (vectorizable_conversion): Initialize
16538 tree_code variables to ERROR_MARK.
16539 (vectorizable_type_demotion): Likewise.
16540 (vectorizable_type_promotion): Likewise.
16542 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16545 * config/i386/i386.md (movti): Handle push operands via
16546 ix86_expand_push().
16548 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16550 * basic-block.h: Remove the prototype for merge_seq_blocks.
16551 * cfgcleanup.c (merge_seq_blocks): Remove.
16553 * tree-flow.h: Remove the prototype for is_aliased_with.
16554 * tree-ssa-alias.c (is_aliased_with): Remove.
16556 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16558 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16560 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16562 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16563 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16564 (vec_unpacks_hi_v16qi): Likewise.
16565 (vec_unpacku_lo_v16qi): Likewise.
16566 (vec_unpacks_lo_v16qi): Likewise.
16567 (vec_unpacku_hi_v8hi): Likewise.
16568 (vec_unpacks_hi_v8hi): Likewise.
16569 (vec_unpacku_lo_v8hi): Likewise.
16570 (vec_unpacks_lo_v8hi): Likewise.
16571 (vec_unpacku_hi_v4si): Likewise.
16572 (vec_unpacks_hi_v4si): Likewise.
16573 (vec_unpacku_lo_v4si): Likewise.
16574 (vec_unpacks_lo_v4si): Likewise.
16576 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16578 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16579 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16580 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16581 follow spelling conventions in various
16582 warning/error/diagnostic messages.
16584 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16585 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16586 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16587 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16588 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16589 * doc/tm.texi: Follow spelling conventions.
16591 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16594 * tree-ssa-forwprop.c
16595 (forward_propagate_addr_into_variable_array_index): Remove
16596 the lhs argument. Use the type of def_rhs instead of lhs.
16597 (forward_propagate_addr_expr_1): Update use of
16598 forward_propagate_addr_into_variable_array_index.
16600 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16601 Nigel Stephens <nigel@mips.com>
16603 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16604 function attributes, "far" being an alias for "long_call".
16605 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16606 (mips_near_type_p, mips_far_type_p): New.
16607 (mips_comp_type_attributes): New function to check that attributes
16608 attached to a function type are compatible.
16609 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16610 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16611 to the target function of the thunk.
16612 (mips_encode_section_info): Check for "near" and "far" function
16613 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16615 * config/mips/predicates.md (const_call_insn_operand): Test only
16616 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16618 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16621 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16622 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16623 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16624 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16626 2007-05-25 Eric Christopher <echristo@apple.com>
16628 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16629 to x86-darwin configurations.
16630 * config/i386/t-darwin: Add softfp support.
16631 * config/i386/t-darwin64: Ditto.
16632 * config/i386/sfp-machine.h: If mach then don't use
16633 aliasing, emit a stub to call.
16635 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16637 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16638 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16639 tree-predcom.c, tree-ssa-alias-warnings.c,
16640 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16641 comment typos. Follow spelling conventions.
16642 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16644 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16647 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16648 constants into memory. Expand unaligned memory references for
16649 SSE modes via x86_expand_vector_move_misalign() function.
16651 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16653 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16654 "memory" attribute for "sseishft" type insn without operands[2].
16656 2007-05-25 Dirk Mueller <dmueller@suse.de>
16657 Marcus Meissner <meissner@suse.de>
16659 * doc/extend.texi (alloc_size): New attribute.
16660 * c-common.c (handle_alloc_size_attribute): New.
16661 * tree-object-size.c (alloc_object_size): Use alloc_size
16662 attribute, if available.
16664 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16666 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16668 (__builtin_ia32_vec_ext_v2di): Likewise.
16669 (__builtin_ia32_vec_ext_v4si): Likewise.
16670 (__builtin_ia32_vec_ext_v8hi): Likewise.
16671 (__builtin_ia32_vec_ext_v16qi): Likewise.
16672 (__builtin_ia32_vec_set_v8hi): Likewise.
16674 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16676 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16678 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16680 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16681 (arm_is_longcall_p): Rename to...
16682 (arm_is_long_call_p): ...this. Take a single tree argument and
16684 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16685 (CUMULATIVE_ARGS): Remove call_cookie.
16686 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16687 (ENCODED_LONG_CALL_ATTR_P): Delete.
16688 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16689 LONG_CALL_FLAG_CHAR cases.
16690 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16691 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16692 ARM_DECLARE_FUNCTION_SIZE.
16693 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16694 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16695 (arm_encode_call_attribute, current_file_function_operand): Delete.
16696 (arm_function_in_section_p): New function.
16697 (arm_is_longcall_p): Rename to...
16698 (arm_is_long_call_p): ...this. Take the target function as a single
16699 argument and return a bool. Do not rely on call cookies. Check
16700 whether the target symbol is in the same section as the current
16701 function, not just the same compilation unit.
16702 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16703 (arm_encode_section_info): Don't encode a call type.
16704 * config/arm/arm.md (call, call_value): Update calls to
16705 arm_is_long(_)call_p. Simplify logic.
16706 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16707 Update calls to arm_is_long(_)call_p.
16709 2007-05-25 Richard Guenther <rguenther@suse.de>
16711 PR tree-optimization/31982
16712 * tree-ssa-forwprop.c
16713 (forward_propagate_addr_into_variable_array_index): Handle arrays
16714 with element size one.
16716 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16718 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16719 (umulsi3_highpart): Likewise.
16721 2007-05-24 Ian Lance Taylor <iant@google.com>
16723 PR rtl-optimization/32069
16724 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16727 2007-05-24 Ollie Wild <aaw@google.com>
16729 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16732 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16734 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16735 (oprs_unchanged_p): Use it to check all registers in a REG.
16736 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16737 (reg_set_between_after_reload_p): Delete.
16738 (reg_used_between_after_reload_p): Likewise.
16739 (reg_set_or_used_since_bb_start): Likewise.
16740 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16741 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16742 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16743 * rtlanal.c (reg_set_p): Check whether REG overlaps
16744 regs_invalidated_by_call, rather than just checking the
16745 membership of REGNO (REG).
16747 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16749 * doc/passes.texi: Document predictive commoning.
16750 * doc/invoke.texi (-fpredictive-commoning): Document.
16751 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16752 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16753 adding indices to the generated name.
16754 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16755 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16756 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16757 (op_symbol_code): ... and exported.
16758 (dump_omp_clause, op_symbol): Use op_symbol_code
16759 instead of op_symbol_1.
16760 * tree-pass.h (pass_predcom): Declare.
16761 * timevar.def (TV_PREDCOM): New timevar.
16762 * tree-ssa-loop.c (run_tree_predictive_commoning,
16763 gate_tree_predictive_commoning, pass_predcom): New.
16764 * tree-data-ref.c (find_data_references_in_loop): Find the
16765 references in dominance order.
16766 (canonicalize_base_object_address): Ensure that the result has
16768 (dr_analyze_innermost): Export.
16769 (create_data_ref): Code to fail for references with invariant
16771 (find_data_references_in_stmt): ... here.
16772 * tree-data-ref.h (dr_analyze_innermost): Declare.
16773 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16774 (aff_combination_find_elt, name_expansion_hash,
16775 name_expansion_eq, tree_to_aff_combination_expand,
16776 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16778 * tree-affine.h (aff_combination_constant_multiple_p,
16779 tree_to_aff_combination_expand): Declare.
16780 * tree-predcom.c: New file.
16781 * common.opt (fpredictive-commoning): New option.
16782 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16783 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16784 * Makefile.in (tree-predcom.o): Add.
16785 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16786 * passes.c (init_optimization_passes): Add dceloop after
16787 copy propagation in loop optimizer. Add predictive commoning
16788 to loop optimizer passes.
16790 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16792 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16795 2007-05-24 Jan Hubicka <jh@suse.cz>
16797 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16799 (genheader): Include statistics.h.
16801 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16803 * print-rtl.c (flag_dump_unnumbered): Update comments.
16804 (print_rtl): Fix my previous change.
16805 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16808 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16810 PR middle-end/32018
16811 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16813 (thread_through_all_blocks): Call initialize_original_copy_tables
16814 and free_original_copy_tables.
16815 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16817 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16818 * cfghooks.c (duplicate_block): Use get_loop_copy.
16819 * cfg.c: Include cfgloop.h.
16820 (loop_copy): New hash table.
16821 (initialize_original_copy_tables): Initialize loop_copy table.
16822 (free_original_copy_tables): Free loop_copy table.
16823 (copy_original_table_clear, copy_original_table_set,
16824 set_loop_copy, get_loop_copy): New functions.
16825 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16826 * cfgloop.h (struct loop): Remove copy field.
16827 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16828 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16830 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16832 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16833 -msse/-msse2/-msse3.
16835 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16837 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16838 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16840 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16843 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16844 * targhooks.h (default_mangle_decl_assembler_name): Declare
16846 * targhooks.c (default_mangle_decl_assembler_name): Define
16848 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16850 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16851 * langhooks.c (lhd_set_decl_assembler_name): Call
16852 targetm.mangle_decl_assembler_name for names with global scope.
16854 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16856 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16857 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16859 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16860 New. Factored out of i386_pe_encode_section_info.
16861 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16862 Move check for prior decoration of stdcall
16863 symbols to i386_pe_encode_section_info.
16864 (i386_pe_encode_section_info): Adjust call to
16865 gen_stdcall_or_fastcall_suffix. Use
16866 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16867 (i386_pe_mangle_decl_assembler_name): New. Wrap
16868 i386_pe_maybe_mangle_decl_assembler_name.
16870 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16872 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16873 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16874 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16875 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16876 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16879 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16880 Nigel Stephens <nigel@mips.com>
16881 Richard Sandiford <richard@codesourcery.com>
16883 Fix up MIPS16 hard float and add support for complex.
16885 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16886 (TARGET_SOFT_FLOAT_ABI): New.
16887 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16888 __mips_soft_float to reflect the ABI in use, not whether the
16889 FPU is directly accessible (e.g., in MIPS16 mode).
16890 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16891 (UNITS_PER_FPVALUE): Likewise.
16893 * config/mips/mips.c (mips_expand_call): Remove redundant
16894 TARGET_MIPS16 check.
16895 (mips_arg_regno): New.
16896 (function_arg_advance): When setting bits in cum->fp_code for
16897 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16899 (function_arg): Use mips_arg_regno.
16900 (mips_return_mode_in_fpr_p): New.
16901 (mips16_call_stub_mode_suffix): New.
16902 (mips16_cfun_returns_in_fpr_p): New.
16903 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16904 (mips_output_function_prologue): Test mips16_hard_float, not
16905 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16906 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16907 return value into a floating-point register.
16908 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16909 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16910 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16911 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16912 word of double arguments from or to the high bits of 64-bit
16913 floating point registers.
16914 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16915 (mips16_fpret_double): New helper function.
16916 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16917 support for complex modes. Fill in DECL_RESULT for stubdecl.
16918 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16920 * config/mips/mips16.S
16921 (RET, ARG1, ARG2): New.
16922 (MERGE_GPRf, MERGE_GPRt): New.
16923 (DELAYt, DELAYf): New.
16924 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16925 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16926 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16927 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16928 (SFOP): Renamed to...
16929 (OPSF3): This, and macro-ified. Updated all uses.
16930 (SFOP2): Renamed to...
16931 (OPSF2): This, and macro-ified. Updated all uses.
16932 (SFCMP): Renamed to...
16933 (CMPSF): This, and macro-ified. Updated all uses.
16934 (SFREVCMP): Renamed to...
16935 (REVCMPSF): This, and macro-ified. Updated all uses.
16936 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16937 (LDDBL1, LDDBL2, RETDBL): Deleted.
16938 (DFOP): Renamed to...
16939 (OPDF3): This, and macro-ified. Updated all uses.
16940 (DFOP2): Renamed to...
16941 (OPDF2): This, and macro-ified. Updated all uses.
16942 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16943 (DFCMP): Renamed to...
16944 (CMPDF): This, and macro-ified. Updated all uses.
16945 (DFREVCMP): Renamed to...
16946 (REVCMPDF): This, and macro-ified. Updated all uses.
16947 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16948 (RET_FUNCTION): New.
16949 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16950 (__mips16_ret_sc, __mips16_ret_dc): New.
16951 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16952 STUB_ARGS_6, STUB_ARGS_10): New.
16953 (CALL_STUB_NO_RET): New.
16954 (__mips16_call_stub_1): Macro-ified.
16955 (__mips16_call_stub_5): Macro-ified.
16956 (__mips16_call_stub_2): Macro-ified.
16957 (__mips16_call_stub_6): Macro-ified.
16958 (__mips16_call_stub_9): Macro-ified.
16959 (__mips16_call_stub_10): Macro-ified.
16960 (CALL_STUB_RET): New.
16961 (__mips16_call_stub_sf_0): Macro-ified.
16962 (__mips16_call_stub_sf_1): Macro-ified.
16963 (__mips16_call_stub_sf_5): Macro-ified.
16964 (__mips16_call_stub_sf_2): Macro-ified.
16965 (__mips16_call_stub_sf_6): Macro-ified.
16966 (__mips16_call_stub_sf_9): Macro-ified.
16967 (__mips16_call_stub_sf_10): Macro-ified.
16968 (__mips16_call_stub_df_0): Macro-ified.
16969 (__mips16_call_stub_df_1): Macro-ified.
16970 (__mips16_call_stub_df_5): Macro-ified.
16971 (__mips16_call_stub_df_2): Macro-ified.
16972 (__mips16_call_stub_df_6): Macro-ified.
16973 (__mips16_call_stub_df_9): Macro-ified.
16974 (__mips16_call_stub_df_10): Macro-ified.
16975 (__mips16_call_stub_sc_0): New.
16976 (__mips16_call_stub_sc_1): New.
16977 (__mips16_call_stub_sc_5): New.
16978 (__mips16_call_stub_sc_2): New.
16979 (__mips16_call_stub_sc_6): New.
16980 (__mips16_call_stub_sc_9): New.
16981 (__mips16_call_stub_sc_10): New.
16982 (__mips16_call_stub_dc_0): New.
16983 (__mips16_call_stub_dc_1): New.
16984 (__mips16_call_stub_dc_5): New.
16985 (__mips16_call_stub_dc_2): New.
16986 (__mips16_call_stub_dc_6): New.
16987 (__mips16_call_stub_dc_9): New.
16988 (__mips16_call_stub_dc_10): New.
16990 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16991 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16992 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16994 2007-05-23 Ian Lance Taylor <iant@google.com>
16996 * doc/invoke.texi (Invoking GCC): Document that the order of the
16999 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17002 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17003 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17004 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17008 * config/score/score.c (score_print_operand): Make sure that only
17009 lower bits are used.
17011 2007-05-22 Ian Lance Taylor <iant@google.com>
17013 * tree-vrp.c (avoid_overflow_infinity): New static function,
17014 broken out of set_value_range_to_value.
17015 (set_value_range_to_value): Call avoid_overflow_infinity.
17016 (extract_range_from_assert): Likewise.
17018 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17020 PR middle-end/31095
17021 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17022 change the type before looking for a COMPOUND_EXPR.
17024 2007-05-22 Ian Lance Taylor <iant@google.com>
17026 * lower-subreg.c (decompose_multiword_subregs): If we change an
17027 insn, call remove_retval_note on it.
17029 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17031 * regs.h (end_hard_regno): New function.
17032 (END_HARD_REGNO, END_REGNO): New macros.
17033 (add_to_hard_reg_set): New function.
17034 (remove_from_hard_reg_set): Likewise.
17035 (in_hard_reg_set_p): Likewise.
17036 (overlaps_hard_reg_set_p): Likewise.
17037 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17038 (note_btr_set): Use END_HARD_REGNO.
17039 * caller-save.c (setup_save_areas): Use end_hard_regno.
17040 (mark_set_regs): Use END_HARD_REGNO.
17041 (add_stored_regs): Use end_hard_regno.
17042 (mark_referenced_regs): Use add_to_hard_reg_set.
17043 * combine.c (update_table_tick): Use END_REGNO.
17044 (record_value_for_reg): Likewise.
17045 (record_dead_and_set_regs): Likewise.
17046 (get_last_value_validate): Likewise.
17047 (use_crosses_set_p): Likewise.
17048 (reg_dead_at_p_1): Likewise.
17049 (reg_dead_at_p): Likewise.
17050 (mark_used_regs_combine): Use add_to_hard_reg_set.
17051 (move_deaths): Use END_HARD_REGNO.
17052 (reg_bitfield_target_p): Use end_hard_regno.
17053 (distribute_notes): Use END_HARD_REGNO.
17054 * cse.c (mention_regs): Use END_REGNO.
17055 (insert): Use add_to_hard_reg_set.
17056 (invalidate): Use END_HARD_REGNO.
17057 (invalidate_for_call): Likewise.
17058 (exp_equiv_p): Use END_REGNO.
17059 (cse_insn): Likewise.
17060 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17061 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17062 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17063 * function.c (keep_stack_depressed): Use end_hard_regno.
17064 * global.c (global_alloc): Use end_hard_regno.
17065 (global_conflicts): Use add_to_hard_reg_set instead of
17067 (find_reg): Likewise.
17068 (mark_reg_store): Likewise.
17069 (mark_reg_conflicts): Likewise.
17070 (mark_reg_death): Use remove_from_hard_reg_set.
17071 (mark_reg_live_nc): Delete.
17072 (set_preference): Use end_hard_regno.
17073 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17074 remove_from_hard_reg_set.
17075 (post_mark_life): Use add_to_hard_reg_set.
17076 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17077 (reg_becomes_live): Use add_to_hard_reg_set.
17078 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17079 (peep2_find_free_register): Use add_to_hard_reg_set.
17080 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17081 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17082 * regrename.c (note_sets): Use add_to_hard_reg_set.
17083 (clear_dead_regs): Use remove_from_hard_reg_set.
17084 (regrename_optimize): Use add_to_hard_reg_set.
17085 (find_oldest_value_reg): Use in_hard_reg_set_p.
17086 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17087 (hard_reg_set_here_p): Use end_hard_regno.
17088 (decompose): Likewise.
17089 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17090 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17091 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17092 (mark_home_live): Use end_hard_regno.
17093 (spill_hard_reg): Likewise.
17094 (clear_reload_reg_in_use): Likewise.
17095 * reorg.c (delete_prior_computation): Use END_REGNO.
17096 * resource.c (update_live_status): Use END_HARD_REGNO.
17097 (mark_referenced_resources): Use add_to_hard_reg_set.
17098 (mark_set_resources): Likewise.
17099 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17100 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17101 (reg_overlap_mentioned_p): Likewise.
17102 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17103 (covers_regno_no_parallel_p): Use END_REGNO.
17104 (find_regno_note): Likewise.
17105 (find_reg_fusage): Use END_HARD_REGNO.
17106 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17107 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17109 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17111 * mode-switching.c (reg_dies): Change type of second argument to
17113 (optimize_mode_switching): Update accordingly.
17115 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17117 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17119 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17120 (hard_reg_set_empty_p): ...these new functions.
17121 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17122 GO_IF_HARD_REG_SUBSET.
17123 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17124 instead of GO_IF_HARD_REG_EQUAL.
17125 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17126 instead of GO_IF_HARD_REG_EQUAL.
17127 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17128 GO_IF_HARD_REG_SUBSET.
17129 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17130 GO_IF_HARD_REG_EQUAL.
17131 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17132 of GO_IF_HARD_REG_SUBSET.
17133 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17134 instead of GO_IF_HARD_REG_EQUAL.
17135 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17136 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17137 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17138 of GO_IF_HARD_REG_SUBSET,
17139 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17140 GO_IF_HARD_REG_SUBSET.
17141 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17142 instead of GO_IF_HARD_REG_EQUAL.
17143 * config/sh/sh.c (push_regs, calc_live_regs): Use
17144 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17145 (hard_regs_intersect_p): Delete.
17147 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17149 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17151 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17152 Richard Henderson <rth@redhat.com>
17154 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17156 (x86_64-*-*): Likewise.
17158 * i386/i386-modes.def (V2QI): New.
17160 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17162 (override_options): Support SSE4.1.
17163 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17164 (IX86_BUILTIN_BLENDPS): Likewise.
17165 (IX86_BUILTIN_BLENDVPD): Likewise.
17166 (IX86_BUILTIN_BLENDVPS): Likewise.
17167 (IX86_BUILTIN_PBLENDVB128): Likewise.
17168 (IX86_BUILTIN_PBLENDW128): Likewise.
17169 (IX86_BUILTIN_DPPD): Likewise.
17170 (IX86_BUILTIN_DPPS): Likewise.
17171 (IX86_BUILTIN_INSERTPS128): Likewise.
17172 (IX86_BUILTIN_MOVNTDQA): Likewise.
17173 (IX86_BUILTIN_MPSADBW128): Likewise.
17174 (IX86_BUILTIN_PACKUSDW128): Likewise.
17175 (IX86_BUILTIN_PCMPEQQ): Likewise.
17176 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17177 (IX86_BUILTIN_PMAXSB128): Likewise.
17178 (IX86_BUILTIN_PMAXSD128): Likewise.
17179 (IX86_BUILTIN_PMAXUD128): Likewise.
17180 (IX86_BUILTIN_PMAXUW128): Likewise.
17181 (IX86_BUILTIN_PMINSB128): Likewise.
17182 (IX86_BUILTIN_PMINSD128): Likewise.
17183 (IX86_BUILTIN_PMINUD128): Likewise.
17184 (IX86_BUILTIN_PMINUW128): Likewise.
17185 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17186 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17187 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17188 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17189 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17190 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17191 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17192 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17193 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17194 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17195 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17196 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17197 (IX86_BUILTIN_PMULDQ128): Likewise.
17198 (IX86_BUILTIN_PMULLD128): Likewise.
17199 (IX86_BUILTIN_ROUNDPD): Likewise.
17200 (IX86_BUILTIN_ROUNDPS): Likewise.
17201 (IX86_BUILTIN_ROUNDSD): Likewise.
17202 (IX86_BUILTIN_ROUNDSS): Likewise.
17203 (IX86_BUILTIN_PTESTZ): Likewise.
17204 (IX86_BUILTIN_PTESTC): Likewise.
17205 (IX86_BUILTIN_PTESTNZC): Likewise.
17206 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17207 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17208 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17209 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17210 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17211 (bdesc_ptest): New.
17212 (bdesc_sse_3arg): Likewise.
17213 (bdesc_2arg): Likewise.
17214 (bdesc_1arg): Likewise.
17215 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17217 (ix86_expand_sse_4_operands_builtin): New.
17218 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17219 smaller than 8 bits as the 2nd arg.
17220 (ix86_expand_sse_ptest): New.
17221 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17222 (ix86_expand_vector_set): Support SSE4.1.
17223 (ix86_expand_vector_extract): Likewise.
17225 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17226 __SSE4_1__ for -msse4.1.
17228 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17229 (UNSPEC_INSERTPS): Likewise.
17230 (UNSPEC_DP): Likewise.
17231 (UNSPEC_MOVNTDQA): Likewise.
17232 (UNSPEC_MPSADBW): Likewise.
17233 (UNSPEC_PHMINPOSUW): Likewise.
17234 (UNSPEC_PTEST): Likewise.
17235 (UNSPEC_ROUNDP): Likewise.
17236 (UNSPEC_ROUNDS): Likewise.
17238 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17240 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17241 (const_pow2_1_to_32768_operand): Likewise.
17243 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17246 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17248 (sse4_1_insertps): Likewise.
17249 (*sse4_1_extractps): Likewise.
17250 (sse4_1_ptest): Likewise.
17251 (sse4_1_mulv2siv2di3): Likewise.
17252 (*sse4_1_mulv4si3): Likewise.
17253 (*sse4_1_smax<mode>3): Likewise.
17254 (*sse4_1_umax<mode>3): Likewise.
17255 (*sse4_1_smin<mode>3): Likewise.
17256 (*sse4_1_umin<mode>3): Likewise.
17257 (sse4_1_eqv2di3): Likewise.
17258 (*sse4_1_pinsrb): Likewise.
17259 (*sse4_1_pinsrd): Likewise.
17260 (*sse4_1_pinsrq): Likewise.
17261 (*sse4_1_pextrb): Likewise.
17262 (*sse4_1_pextrb_memory): Likewise.
17263 (*sse4_1_pextrw_memory): Likewise.
17264 (*sse4_1_pextrq): Likewise.
17265 (sse4_1_blendpd): Likewise.
17266 (sse4_1_blendps): Likewise.
17267 (sse4_1_blendvpd): Likewise.
17268 (sse4_1_blendvps): Likewise.
17269 (sse4_1_dppd): Likewise.
17270 (sse4_1_dpps): Likewise.
17271 (sse4_1_movntdqa): Likewise.
17272 (sse4_1_mpsadbw): Likewise.
17273 (sse4_1_packusdw): Likewise.
17274 (sse4_1_pblendvb): Likewise.
17275 (sse4_1_pblendw): Likewise.
17276 (sse4_1_phminposuw): Likewise.
17277 (sse4_1_extendv8qiv8hi2): Likewise.
17278 (*sse4_1_extendv8qiv8hi2): Likewise.
17279 (sse4_1_extendv4qiv4si2): Likewise.
17280 (*sse4_1_extendv4qiv4si2): Likewise.
17281 (sse4_1_extendv2qiv2di2): Likewise.
17282 (*sse4_1_extendv2qiv2di2): Likewise.
17283 (sse4_1_extendv4hiv4si2): Likewise.
17284 (*sse4_1_extendv4hiv4si2): Likewise.
17285 (sse4_1_extendv2hiv2di2): Likewise.
17286 (*sse4_1_extendv2hiv2di2): Likewise.
17287 (sse4_1_extendv2siv2di2): Likewise.
17288 (*sse4_1_extendv2siv2di2): Likewise.
17289 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17290 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17291 (sse4_1_zero_extendv4qiv4si2): Likewise.
17292 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17293 (sse4_1_zero_extendv2qiv2di2): Likewise.
17294 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17295 (sse4_1_zero_extendv4hiv4si2): Likewise.
17296 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17297 (sse4_1_zero_extendv2hiv2di2): Likewise.
17298 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17299 (sse4_1_zero_extendv2siv2di2): Likewise.
17300 (*sse4_1_zero_extendv2siv2di2): Likewise.
17301 (sse4_1_roundpd): Likewise.
17302 (sse4_1_roundps): Likewise.
17303 (sse4_1_roundsd): Likewise.
17304 (sse4_1_roundss): Likewise.
17305 (mulv4si3): Don't expand for SSE4.1.
17306 (smax<mode>3): Likewise.
17307 (umaxv4si3): Likewise.
17308 (uminv16qi3): Likewise.
17309 (umin<mode>3): Likewise.
17310 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17312 * doc/extend.texi: Document SSE4.1 built-in functions.
17314 * doc/invoke.texi: Document -msse4.1.
17316 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17318 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17319 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17320 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17321 (ASM_SPEC): Add asm_pcrel_spec.
17322 (EXTRA_SPECS): Add asm_pcrel_spec.
17324 2007-05-21 David Daney <ddaney@avtrex.com>
17326 * doc/install.texi (Building a cross compiler): Add requirements
17327 for Java cross compiler.
17329 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17331 PR middle-end/31995
17332 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17333 Add loopno argument. Use evolution_function_is_invariant_rec_p
17334 instead of evolution_function_is_constant_p.
17335 Update calls to evolution_function_is_affine_multivariate_p.
17336 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17337 Add loopno argument.
17338 * tree-scalar-evolution.c (gather_chrec_stats): Call
17339 evolution_function_is_affine_multivariate_p with a loop
17341 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17342 (analyze_overlapping_iterations): Likewise.
17343 (access_functions_are_affine_or_constant_p): Likewise.
17344 (build_classic_dist_vector_1): If the access functions
17345 are equal, don't do anything.
17347 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17348 Paolo Carlini <pcarlini@suse.de>
17349 Uros Bizjak <ubizjak@gmail.com>
17351 * c-cppbuiltin.c (c_cpp_builtins): Define
17352 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17353 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17354 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17355 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17357 2007-05-21 Mike Stump <mrs@apple.com>
17359 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17361 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17363 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17365 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17366 implementation if __OPTIMIZE__ is not defined.
17367 (_mm_alignr_pi8): Ditto.
17368 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17369 (_mm_inserti_si64): Ditto.
17370 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17371 (_mm_slli_epi16): Ditto.
17372 (_mm_slli_epi32): Ditto.
17373 (_mm_slli_epi64): Ditto.
17374 (_mm_srai_epi16): Ditto.
17375 (_mm_srai_epi32): Ditto.
17376 (_mm_srli_si128): Ditto.
17377 (_mm_slli_si128): Ditto.
17378 (_mm_srli_epi16): Ditto.
17379 (_mm_srli_epi32): Ditto.
17380 (_mm_srli_epi64): Ditto.
17381 (_mm_extract_epi16): Ditto.
17382 (_mm_insert_epi16): Ditto.
17383 (_mm_shufflehi_epi16): Ditto.
17384 (_mm_shufflelo_epi16): Ditto.
17385 (_mm_shuffle_epi32): Ditto.
17386 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17387 (_m_pextrw): Ditto.
17388 (_mm_insert_pi16): Ditto.
17389 (_m_pinsrw): Ditto.
17390 (_mm_shuffle_pi16): Ditto.
17391 (_m_pshufw): Ditto.
17392 (_mm_shufle_ps): Ditto.
17393 (_mm_prefetch): Ditto.
17395 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17397 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17398 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17399 * real.c (encode_i370_single, decode_i370_single,
17400 encode_i370_double, decode_i370_double): Functions removed.
17401 (i370_single_format, i370_double_format): Initializations removed.
17402 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17403 Consider the log2_b field to always be one.
17404 (ieee_single_format, mips_single_format, coldfire_single_format,
17405 ieee_double_format, mips_double_format, coldfire_double_format,
17406 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17407 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17408 ibm_extended_format, mips_extended_format, ieee_quad_format,
17409 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17410 decimal_single_format, decimal_double_format, decimal_quad_format,
17411 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17412 initialization of log2_b.
17413 * real.h (i370_single_format, i370_double_format): Declarations
17415 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17416 field to always be one.
17418 2007-05-21 Andreas Schwab <schwab@suse.de>
17420 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17421 NOTE_INSN_BASIC_BLOCK_P.
17422 (process_for_unwind_directive): Likewise.
17424 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17426 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17427 * function.h (struct function): Move va_list_gpr_size,
17428 va_list_fpr_size, function_frequency to front of bitfields. Add
17430 (current_function_calls_unwind_init): New.
17431 * except.c (expand_builtin_unwind_init): Set
17432 current_function_calls_unwind_init not
17433 current_function_has_nonlocal_label.
17434 * reload1.c (has_nonexceptional_receiver): New.
17435 (reload): Use it and current_function_calls_unwind_init to
17436 determine whether call-saved regs must be saved.
17438 2007-05-20 Jan Hubicka <jh@suse.cz>
17440 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17441 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17442 * ddg.c (create_ddg): LIkewise.
17443 * final.c (final): Remove hunk moving line number notes around since
17444 they are no longer present at this stage.
17445 (final_scan_insn): Use NOTE_KIND instead of
17446 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17447 (output_asm_label): Likewise.
17448 * reorg.c (dbr_schedule): Likewise.
17449 * haifa-sched.c (unlink_other_notes): Likewise.
17450 * mode-switching.c (optimize_mode_switching): Likewise.
17451 * graph.c (start_bb): Likewise.
17452 * rtl.def (NOTE): Update description.
17453 * jump.c (squeeze_notes): Delete.
17454 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17455 NOTE_INSN_BASIC_BLOCK_P when possible.
17456 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17457 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17458 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17459 (dwarf2out_var_location): Likewise.
17460 * cfgbuild.c (make_edges): Likewise.
17461 (find_basic_blocks_1): Likewise.
17462 * function.c (reorder_blocks_1): Likewise.
17463 (epilogue_done): Likewise.
17464 (reposition_prologue_and_epilogue_notes): Likewise.
17465 * print-rtl.c (print_rtx): Likewise; drop code for printing
17467 (print_rtl): Likewise.
17468 (print_rtl_single): Likewise.
17469 * gcse.c (insert_insn_start_bb): Likewise.
17470 * alias.c (init_alias_analysis): Likewise.
17471 * calls.c (fixup_tail_calls): Likewise.
17472 * except.c (sjlj_emit_function_enter): Likewise.
17473 * emit-rtl.c (add_insn_after): Likeiwse.
17474 (emit_label_before): Likewise.
17475 (emit_label_after): Likewise.
17476 (emit_note_before, emit_note_after, emit_note): Update
17477 parameter to be enum insn_note; do not deal with source
17479 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17480 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17482 (merge_blocks_move_successor_nojumps): Simplify now when
17483 we don't have BLOCK notes.
17484 (try_optimize_cfg): Likewise.
17485 * cfglayout.c (skip_insns_after_block): Likewise.
17486 (record_effective_endpoints): Likewise.
17487 (duplicate_insn_chain): Likewise.
17488 * varasm.c (output_constant_pool_1): Likewise.
17489 * sched-deps.c (sched_analyze): Likewise.
17490 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17492 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17493 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17494 (SET_INSN_DELETED): Simplify.
17495 (NOTE_LINE_NUMBER): Exterminate.
17496 (NOTE_LINE_KIND): New.
17497 (NOTE_INSN_BASIC_BLOCK_P): Update.
17498 (enum insn_note): Simplify.
17499 (GET_NOTE_INSN_NAME) Simplify.
17500 (emit_note_before, emit_note_after, emit_note): Update prototype.
17501 (squeeze_notes): Remove.
17502 * sched-int.h (NOTE_NOT_BB_P): Update.
17503 * resource.c (mark_target_live_regs): Update.
17504 * sched-rgn.c (debug_dependencies): Update.
17505 * sched-vis.c (print_insn): Update.
17506 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17507 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17508 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17509 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17510 (split_branches): Update.
17511 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17513 (sh_adjust_unroll_max): Exterminate.
17514 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17515 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17516 (m68hc11_reorg): Likewise.
17517 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17518 (emit_predicate_relation_info): Update.
17519 (process_for_unwind_directive): Update.
17520 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17521 (output_call): Update.
17522 * config/pa/pa.c (output_lbranch): Update.
17523 (output_millicode_call): Update.
17524 (output_call): Update.
17525 (pa_combine_instructions): Update.
17526 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17527 * config/bfin/bfin.c (gen_one_bundle): Update.
17528 * cfgrtl.c (can_delete_note_p): Update.
17529 (delete_insn): Update.
17530 (rtl_merge_blocks): Update.
17531 (commit_one_edge_insertion): Update.
17532 (rtl_verify_flow_info): Update.
17533 * stmt.c (expand_case): Do not call squeeze_notes.
17535 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17542 * c.opt (Wtype-limits): New.
17543 * doc/invoke.texi (Wtype-limits): Document it.
17544 (Wextra): Enabled by -Wextra.
17545 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17546 * c-common.c (shorten_compare): Warn with Wtype-limits.
17548 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17550 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17551 inlined function, not as a macro.
17552 (_mm_alignr_pi8): Ditto.
17553 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17554 (_mm_inserti_si64): Ditto.
17555 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17556 (_mm_extract_epi16): Ditto.
17557 (_mm_insert_epi16): Ditto.
17558 (_mm_shufflehi_epi16): Ditto.
17559 (_mm_shufflelo_epi16): Ditto.
17560 (_mm_shuffle_epi32): Ditto.
17561 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17562 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17564 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17566 (_m_to_float): Use C89 compatible assignment.
17568 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17571 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17573 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17576 * doc/invoke.texi (Wreturn-type): Complete description.
17577 (Wextra): Delete item about return-type warning.
17578 * c-decl.c: Delete redundant Wextra warning.
17580 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17583 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17584 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17585 inlined function, not as a macro.
17586 (_mm_prefetch): Ditto.
17587 (_m_pextrw): Ditto.
17588 (_mm_insert_pi16): Ditto.
17589 (_m_pinsrw): Ditto.
17590 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17591 (_m_pshufw): Ditto. Add const to __N argument.
17592 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17593 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17594 (_mm_slli_epi32): Ditto.
17595 (_mm_srli_si128): Implement as always inlined function, not as a
17596 macro. Add __inline to function declaration.
17597 (_mm_slli_si128): Ditto.
17599 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17601 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17602 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17604 (struct fenv): New structure.
17605 (FP_HANDLE_EXCEPTIONS): New define.
17606 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17607 (_FP_DECL_EXP): New define.
17608 (FP_INIT_ROUNDMODE): New define.
17609 (FP_ROUNDMODE): New define.
17611 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17613 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17614 (Wconversion): Update description.
17615 (Wconversion-sign): New.
17616 * c.opt (Wconversion-sign): New.
17617 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17618 means disabled for C++. Otherwise, take the status of Wconversion.
17619 * c-common.c (conversion_warning): Warn with either Wconversion or
17621 (warnings_for_convert_and_check): Conditions are already checked by
17622 conversion_warning.
17623 (convert_and_check): Don't check warnings if the conversion failed.
17625 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17626 Anatoly Sokolov <aesok@dol.ru>
17628 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17629 avr_epilogue_uses) : Add declaration.
17630 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17631 * config/avr/constraints.md (R): New constraint.
17632 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17633 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17634 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17635 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17636 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17637 call_prologue_saves, epilogue_restores, return_from_epilogue,
17638 return_from_main_epilogue, return_from_interrupt_epilogue,
17639 return_from_naked_epilogue, prologue, epilogue): New patterns.
17640 (jump): Handle symbol reference.
17641 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17642 avr_output_function_prologue, avr_output_function_epilogue): Remove
17644 (avr_init_machine_status, expand_prologue, expand_epilogue,
17645 avr_asm_function_end_prologue, avr_epilogue_uses,
17646 avr_asm_function_begin_epilogue): New functions.
17647 (prologue_size, epilogue_size, jump_tables_size): Remove global
17649 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17650 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17651 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17652 (avr_override_options): Initialise init_machine_status.
17653 (output_movhi): Handle all stack pointer loads.
17654 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17655 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17656 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17657 (EPILOGUE_USES) Redefine.
17658 (machine_function) Declare.
17660 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17662 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17663 Use a single return statement.
17665 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17667 PR middle-end/30250
17668 * builtins.c (do_mpfr_lgamma_r): New.
17669 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17670 * tree.h (CASE_FLT_FN_REENT): New.
17672 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17674 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17675 (output_die): Use 'unsigned long' with %x.
17676 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17677 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17678 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17680 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17682 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17687 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17688 true if function has no argument.
17690 2007-05-18 DJ Delorie <dj@redhat.com>
17692 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17693 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17695 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17697 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17698 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17699 count_trailing_zeros.
17700 (__i386__): Implement count_leading_zeros using __builtin_clz().
17701 Implement count_trailing_zeros usign __builtin_ctz().
17703 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17705 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17707 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17709 PR middle-end/31344
17710 * expr.c (emit_move_change_mode): Change mode of push operands here.
17712 2007-05-17 Ian Lance Taylor <iant@google.com>
17714 PR tree-optimization/31953
17715 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17716 Change all callers.
17717 (set_value_range_to_null): Call set_value_range_to_value.
17718 (extract_range_from_comparison): Likewise.
17720 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17722 * toplev.c (print_version): Output GMP/MPFR version info.
17724 * builtins.c (CASE_MATHFN_REENT): New macro.
17725 (mathfn_built_in): Use it.
17726 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17727 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17728 BUILT_IN_LGAMMAL_R): New.
17729 * doc/extend.texi: Document new builtins.
17731 PR middle-end/31796
17732 * builtins.c (do_mpfr_remquo): New.
17733 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17734 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17736 PR middle-end/30251
17737 * builtins.c (fold_builtin_1): Handle y0, y1.
17738 (fold_builtin_2): Handle yn.
17740 PR middle-end/30251
17741 * builtins.c (do_mpfr_bessel_n): New.
17742 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17743 (fold_builtin_2): Handle BUILT_IN_JN.
17745 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17748 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17749 TYPE_PRECISION (intmax_type_node).
17751 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17754 * reload.c (subst_reloads): Remove checking.
17756 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17758 PR rtl-optimization/31691
17759 * combine.c (simplify_set): Build a new src pattern instead of
17760 substituting its operands in the COMPARE case.
17762 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17764 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17765 (execute_vrp): Preserve loops through jump threading.
17766 * tree-ssa-threadupdate.c (thread_single_edge,
17767 dbds_continue_enumeration_p, determine_bb_domination_status,
17768 thread_through_loop_header): New functions.
17769 (create_edge_and_update_destination_phis,
17770 create_edge_and_update_destination_phis): Set loops for the new blocks.
17771 (prune_undesirable_thread_requests): Removed.
17772 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17774 (thread_block): Do not call prune_undesirable_thread_requests.
17776 (mark_threaded_blocks): Select edges to thread here.
17777 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17778 Thread edges through loop headers independently.
17779 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17780 * tree-pass.h (TODO_mark_first_instance): New.
17781 (first_pass_instance): Declare.
17782 * cfghooks.c (duplicate_block): Put the block to the original loop
17783 if copy is not specified.
17784 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17785 jump threading. Pass may_peel_loop_headers to
17786 thread_through_all_blocks according to first_pass_instance.
17787 * cfgloop.h (create_preheader): Declare.
17788 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17789 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17790 * passes.c (first_pass_instance): New variable.
17791 (next_pass_1): Set TODO_mark_first_instance.
17792 (execute_todo): Set first_pass_instance.
17794 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17796 PR tree-optimization/24659
17797 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17798 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17799 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17800 OTI_vec_pack_ufix_trunc.
17801 (vec_unpacks_float_hi_optab): Define new macro.
17802 (vec_unpacks_float_lo_optab): Ditto.
17803 (vec_unpacku_float_hi_optab): Ditto.
17804 (vec_unpacku_float_lo_optab): Ditto.
17805 (vec_pack_sfix_trunc_optab): Ditto.
17806 (vec_pack_ufix_trunc_optab): Ditto.
17807 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17808 and vec_pack_[s|u]fix_trunc_optab using
17809 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17810 * tree-vectorizer.c (supportable_widening_operation): Handle
17811 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17812 (supportable_narrowing_operation): New function.
17813 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17814 * tree-vect-transform.c (vectorizable_conversion): Handle
17815 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17816 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17817 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17818 to check for target support.
17819 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17820 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17821 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17822 for VEC_PACK_FIX_TRUNC_EXPR.
17823 (expand_binop): Special case mode of the result for
17824 vec_pack_[u|s]fix_trunc_optab.
17825 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17826 vec_pack_[u|s]fix_trunc_optab.
17828 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17829 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17830 * tree-pretty-print.c (dump_generic_node): Handle
17831 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17832 VEC_PACK_FIX_TRUNC_EXPR.
17834 * expr.c (expand_expr_real_1): Ditto.
17835 * tree-inline.c (estimate_num_insns_1): Ditto.
17836 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17838 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17839 (vec_unpacks_float_lo_v8hi): Ditto.
17840 (vec_unpacku_float_hi_v8hi): Ditto.
17841 (vec_unpacku_float_lo_v8hi): Ditto.
17842 (vec_unpacks_float_hi_v4si): Ditto.
17843 (vec_unpacks_float_lo_v4si): Ditto.
17844 (vec_pack_sfix_trunc_v2df): Ditto.
17846 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17848 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17849 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17850 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17851 [vec_pack_ufix_trunc]: Ditto.
17852 [vec_unpacks_float_hi]: Ditto.
17853 [vec_unpacks_float_lo]: Ditto.
17854 [vec_unpacku_float_hi]: Ditto.
17855 [vec_unpacku_float_lo]: Ditto.
17857 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17859 * soft-fp/README: Update for new files.
17860 * soft-fp/floattisf.c: New file.
17861 * soft-fp/floattidf.c: New file.
17862 * soft-fp/floattitf.c: New file.
17863 * soft-fp/floatuntisf.c: New file.
17864 * soft-fp/floatuntidf.c: New file.
17865 * soft-fp/floatuntitf.c: New file.
17866 * soft-fp/fixsfti.c: New file.
17867 * soft-fp/fixdfti.c: New file.
17868 * soft-fp/fixtfti.c: New file.
17869 * soft-fp/fixunssfti.c: New file.
17870 * soft-fp/fixunsdfti.c: New file.
17871 * soft-fp/fixunstfti.c: New file.
17872 * soft-fp/extendxftf.c: New file.
17873 * soft-fp/trunctfxf.c: New file.
17875 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17876 (__trunctfxf2): Ditto.
17878 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17879 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17880 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17881 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17882 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17883 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17885 * config/i386/t-fprules-softfp64: New file.
17886 * config/i386/sfp-machine.h: New file.
17887 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17888 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17889 and soft-fp/t-softfp to tmake_file.
17890 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17891 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17893 * config/i386/t-linux64 (softfp_wrap_start): New.
17894 (softfp_wrap_end): New.
17895 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17896 supported for TARGET_64BIT.
17898 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17900 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17901 c_common_unsigned_type behavior.
17903 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17905 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17908 2007-05-16 Eric Christopher <echristo@apple.com>
17910 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17911 saving after stack push. Set sp_offset whenever we push.
17912 (rs6000_emit_epilogue): Move altivec register restore before
17915 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17917 * configure.ac: Allow sysroots to be relocated under $prefix as
17918 well as $exec_prefix.
17919 * configure: Regenerate.
17921 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17925 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17927 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17928 (gcc_tooldir): Likewise.
17929 * configure: Regenerate.
17930 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17931 old configure.ac gcc_tooldir setting.
17932 (prefix_to_exec_prefix): New variable.
17933 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17934 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17936 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17938 * c-typeck.c (build_binary_op): Return early for error.
17940 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17942 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17943 struct nb_iter_bound.
17944 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17945 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17946 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17947 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17948 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17949 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17950 (del_scev_info): Use ggc_free.
17951 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17952 * loop-init.c: Include ggc.h.
17953 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17954 (loop_optimizer_finalize): Use ggc_free.
17955 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17956 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17957 pass_iv_optimize): Add TODO_ggc_collect.
17958 * function.h (struct function): Remove skip marker from
17960 * cfgloop.c: Include ggc.h.
17961 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17963 (establish_preds): Vector superloops is gc allocated.
17964 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17966 (flow_loops_find): Vector larray is gc allocated.
17967 (loop_exit_free): Use ggc_free.
17968 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17969 that head of exits list is now not a part of struct loop.
17970 (record_loop_exits): Allocate exits table in gc memory.
17971 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17972 that head of exits list is now not a part of struct loop.
17973 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17974 struct loop_exit): Add GTY marker.
17975 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17976 Add skip marker to aux field. Make head of exits list a separate
17978 (struct loops): Add GTY marker. Make larray vector gc allocated.
17979 Add param marker to exits table.
17980 (get_loops): Type changed.
17981 * Makefile.in (tree-scalar-evolution.o): Add
17982 gt-tree-scalar-evolution.h dependency.
17983 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17984 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17985 * basic-block.h (struct basic_block_def): Remove skip marker from
17988 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17990 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17991 of 0 in the call to expand_expr().
17992 (expand_builtin_mathfn_3): Ditto.
17993 (expand_builtin_interclass_mathfn): Ditto.
17994 (expand_builtin_cexpi): Ditto.
17995 (expand_builtin_int_roundingfn): Ditto.
17996 (expand_builtin_int_roundingfn_2): Ditto.
17997 (expand_builtin_pow): Ditto.
17998 (expand_builtin_powi): Ditto.
17999 (expand_builtin_bswap): Ditto.
18000 (expand_builtin_unop): Ditto.
18001 (expand_builtin_fabs): Ditto.
18002 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18003 the call to expand_expr().
18004 (expand_builtin_sync_operation): Ditto.
18005 (expand_builtin_compare_and_swap): Ditto.
18006 (expand_builtin_lock_test_and_set): Ditto.
18007 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18008 instead of 0 in the call to expand_expr().
18009 (expand_builtin_extract_return_addr): Ditto.
18010 (expand_builtin_eh_return): Ditto.
18011 (expand_eh_return): Ditto.
18012 * explow.c (expr_size): Ditto.
18013 * expr.c (optimize_bitfield_assignment_op): Ditto.
18014 (expand_assignement): Ditto.
18015 (store_expr): Ditto.
18016 (store_field): Ditto.
18017 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18018 the call to expand_expr().
18019 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18020 in the call to expand_expr().
18021 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18022 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18023 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18025 * optabs.c (expand_vec_shift_expr): Ditto.
18026 (expand_vec_cond_expr): Ditto.
18027 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18028 call to expand_expr().
18029 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18030 in the call to expand_expr().
18032 2007-05-14 Dave Korn <dave.korn@artimi.com>
18034 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18036 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18038 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18039 instead of c_common_unsigned_type.
18040 (c_common_unsigned_type): Remove.
18041 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18042 c_common_unsigned_type.
18043 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18044 c_common_unsigned_type.
18045 * c-common.h (c_common_unsigned_type): Remove.
18046 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18047 c_common_unsigned_type.
18048 * c-format.c (check_format_types): Use unsigned_type_for instead of
18049 c_common_unsigned_type.
18050 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18051 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18052 of c_common_unsigned_type.
18053 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18054 lang_hooks.types.unsigned_type.
18055 * expmed.c (make_tree): Use unsigned_type_for instead of
18056 lang_hooks.types.unsigned_type.
18057 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18058 lang_hooks.types.unsigned_type.
18059 (build_range_check): Likewise.
18060 (fold_unary): Likewise.
18061 (fold_binary): Likewise.
18062 (fold_ternary): Likewise.
18063 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18064 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18065 * tree.c (get_unsigned_type): New.
18066 (unsigned_type_for): Use get_unsigned_type instead of
18067 lang_hooks.types.unsigned_type.
18069 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18071 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18072 to m68k_get_function_kind. Update its prototype.
18073 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18075 (m68k_interrupt_function_p): Return enum m68k_function_type
18076 instead of bool. Rename to m68k_get_function_kind.
18077 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18078 target is not fido.
18079 (m68k_compute_frame_layout): Don't mark any register for save
18080 if an interrupt_thread attribute is specified.
18081 (m68k_hard_regno_rename_ok): Update a use of
18082 m68k_interrupt_function_p.
18083 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18084 m68k_interrupt_function_p.
18085 (m68k_function_type): New.
18086 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18087 for a function with an interrupt_thread attribute.
18088 * doc/extend.texi: Document the interrupt_thread attribute.
18090 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18092 Fix PR tree-optimization/31911
18093 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18094 if they didn't change the expression.
18096 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18098 * tree-scalar-evolution.c (resolve_mixers): Exported.
18099 * tree-scalar-evolution.h (resolve_mixers): Declare.
18100 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18101 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18102 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18103 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18104 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18105 strip_conversion, analyze_offset_expr, address_analysis,
18106 object_analysis, analyze_offset): Removed.
18107 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18108 split_constant_offset, canonicalize_base_object_address,
18109 object_address_invariant_in_loop_p, disjoint_objects_p,
18110 dr_may_alias_p, dr_address_invariant_p): New functions.
18111 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18112 and dr_analyze_alias.
18113 (initialize_data_dependence_relation): Use dr_may_alias_p
18114 and object_address_invariant_in_loop_p.
18115 (compute_self_dependence): Handle the case when
18116 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18117 (find_data_references_in_stmt): Restrict the analysis of data
18118 references to the given loop nest.
18119 (find_data_references_in_loop): Made static. Pass loop nest to
18120 find_data_references_in_stmt.
18121 (compute_data_dependences_for_loop): Use DR_VOPS.
18122 (free_data_ref): Free DR_VOPS.
18123 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18124 (struct innermost_loop_behavior): ... new.
18125 (struct base_object_info): Replaced by ...
18126 (struct indices): ... new.
18127 (struct dr_alias): New.
18128 (enum data_ref_type): Removed.
18129 (struct data_reference): Consist of struct innermost_loop_behavior,
18130 struct indices and struct dr_alias.
18131 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18132 (DR_MEMTAG): Renamed to ...
18133 (DR_SYMBOL_TAG): ... this.
18134 (find_data_references_in_loop): Declaration removed.
18135 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18136 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18137 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18138 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18140 2007-05-13 Revital Eres <eres@il.ibm.com>
18142 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18143 which walks virtual def-use chains to find redundant stores.
18144 (dse_optimize_stmt): Call it.
18146 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18148 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18149 * passes.c (init_optimization_passes): Move pass_jump_bypass
18152 * basic-block.h (bb_has_eh_pred): Fix style issue.
18154 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18156 PR rtl-optimization/31848
18157 * loop-invariant.c (move_invariant_reg): If we move an insn
18158 with a REG_EQUAL note, and that insn is not always executed,
18159 remove the REG_EQUAL note.
18161 2007-05-12 Richard Guenther <rguenther@suse.de>
18163 PR tree-optimization/31797
18164 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18165 propagate into a stmt that has volatile ops.
18167 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18169 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18170 (gcc_tooldir): Likewise.
18171 * configure: Regenerate.
18172 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18173 old configure.ac gcc_tooldir setting.
18174 (prefix_to_exec_prefix): New variable.
18175 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18176 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18178 2007-05-11 Silvius Rus <rus@google.com>
18180 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18181 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18182 * c-common.h (strict_aliasing_warning): Change return type.
18183 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18184 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18185 (build_c_cast): Condition call to strict_aliasing_warning.
18186 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18187 * flags.h (set_Wstrict_aliasing): Declare.
18188 * opts.c (set_Wstrict_alising): Define, add call to.
18189 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18190 * tree-ssa-alias-warnings.c: New file.
18191 * tree-ssa-alias.c (compute_may_aliases): Add call to
18192 strict_aliasing_warning_backend.
18194 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18196 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18197 Use loop_depth and loop_outer accessor functions.
18198 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18199 determine_invariantness_stmt, move_computations_stmt): Ditto.
18200 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18201 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18202 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18203 * tree-scalar-evolution.c (interpret_loop_phi,
18204 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18205 instantiate_parameters_1, scev_const_prop): Ditto.
18206 * cfghooks.c (make_forwarder_block): Ditto.
18207 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18208 * modulo-sched.c (loop_canon_p): Ditto.
18209 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18210 slpeel_can_duplicate_loop_p): Ditto.
18211 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18212 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18213 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18214 cancel_loop, verify_loop_structure): Ditto.
18215 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18216 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18217 superloops vector instead of "pred" array.
18218 (establish_preds): Take father loop as an argument. Initialize the
18220 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18221 Do not initialize loop->outer.
18222 (flow_loop_tree_node_remove): Truncate the superloops vector.
18223 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18224 "pred" merged to "superloops" vector.
18225 (loop_depth, loop_outer): New.
18226 (fel_init): Use loop_outer.
18228 2007-05-11 Jan Hubicka <jh@suse.cz>
18230 * cgraphunit.c: Include gt-cgraphunit.h
18231 (static_ctors, static_dtors): New static vars.
18232 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18233 based on implementation in c-common.c
18234 (cgraph_finalize_function): Call record_cdtor_fn.
18235 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18236 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18237 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18238 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18239 build_cdtor, c_build_cdtor_fns): Remove.
18240 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18241 c_build_cdtor_fns): Remove prototype.
18243 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18246 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18247 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18248 * builtins.c (fold_builtin_memchr): New.
18249 (expand_builtin_memchr): Call the latter.
18250 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18251 * doc/extend.texi ([Other built-in functions provided by GCC]):
18254 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18256 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18257 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18258 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18259 PFPO_OP1_TYPE_SHIFT): Constants added.
18260 (DFP_ALL): Mode macro defined.
18261 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18262 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18263 Insn definitions added.
18264 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18265 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18268 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18270 PR tree-optimization/31885
18271 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18272 NULL_TREE to be undetermined.
18273 (automatically_generated_chrec_p): Return false for NULL.
18275 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18277 * config/bfin/bfin.h (MOVE_RATIO): Define.
18279 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18281 * config.gcc (sparc-wrs-vxworks): New target.
18282 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18283 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18284 * config/sparc/sparc.h: Include vxworks-dummy.h.
18285 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18286 include LABEL_REFs too.
18287 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18288 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18290 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18292 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18293 (sparc_emit_call_insn): New function.
18294 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18295 functions when generating VxWorks PIC.
18296 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18297 (call, call_value): Use sparc_emit_call_insn instead of
18300 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18302 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18304 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18306 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18307 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18308 split_double instead of operand_subword.
18310 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18312 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18313 * config/bfin/bfin.c (bfin_local_alignment): New function.
18314 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18316 2007-05-08 Chao-ying Fu <fu@mips.com>
18318 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18319 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18320 (smsub_widen_optab, umsub_widen_optab): Define.
18321 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18323 * genopinit.c (optabs): Fill in smsub_widen_optab and
18325 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18326 and umsub_widen_optab to implement multiply-subtract sequences.
18327 * config/mips/mips.md (*msac<u>_di): Rename to...
18328 (<u>msubsidi4): ...this. Extend condition to include
18329 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18330 of operand 0 to "ka" and use the three-operand form of msub<u>
18332 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18335 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18337 PR rtl-optimization/28011
18338 * reload.c (push_reload): Set dont_share if IN appears in OUT
18339 also when IN is a PLUS rtx.
18340 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18343 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18345 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18346 call unshare_all_decls.
18347 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18348 (unshare_all_decls): Remove.
18350 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18353 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18356 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18357 Nigel Stephens <nigel@mips.com>
18359 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18360 Update comments and all uses.
18361 (MIN_FPRS_PER_FMT): Define.
18362 * config/mips/mips.c (function_arg): Fix to correctly handle
18363 the -mips32r2 -mfp64 -mabi=32 case.
18364 (override_options): Enable use of odd-numbered registers for
18365 SFmode values on MIPS32.
18366 (mips_save_reg_p): Save whole floating-point register pair if
18367 either half is used.
18368 (compute_frame_size): Fix comment.
18370 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18372 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18373 argument of type bool.
18374 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18375 argument. Safely select temporary P register according to it.
18376 (do_link): Change call site of add_to_reg accordingly.
18377 (do_unlink): Add epilogue_p as a fourth argument and pass it
18379 (expand_interrupt_handler_epilogue): Change call of do_unlink
18381 (bfin_expand_prologue): Add a third argument sibcall_p.
18382 * config/bfin/bfin.md (epilogue): Change call of
18383 bfin_expand_epilogue accordingly.
18384 (sibcall_epilogue): Likewise.
18385 (eh_return_internal): Likewise.
18387 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18388 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18389 * config/bfin/bfin.c (bfin_handle_option): Handle
18390 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18391 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18392 Support bf534, bf536 and bf561.
18393 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18395 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18398 * config/i386/i386.c (ix86_function_regparm): Process local
18399 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18401 2007-05-07 Mike Stump <mrs@apple.com>
18403 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18404 also checks for and while statements in C++.
18406 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18408 * gcc.c (at_file_supplied): New variable.
18409 (main): Set it if we expanded argv.
18410 (do_spec_1): Pass an @-file to the linker if we were called with
18411 an @-file argument and HAVE_GNU_LD.
18412 * collect2.c (at_file_supplied): New variable.
18413 (response_file): New variable.
18414 (collect_exit): Unlink response_file if necessary.
18415 (handler): Likewise.
18416 (do_wait): Likewise.
18417 (main): Set at_file_supplied if we expanded argv.
18418 (collect_execute): Pass an @-file to subprocesses if we were called
18419 with an @-file argument.
18420 * configure.ac: Add define for HAVE_GNU_LD.
18421 * configure: Regenerate.
18422 * config.in: Regenerate.
18424 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18426 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18427 operand to HI mode.
18432 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18434 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18435 (TARGET_ENCODE_SECTION_INFO): Re-define.
18436 (m32c_encode_section_info): New
18437 (function_vector_handler): New
18438 (current_function_special_page_vector): New
18439 (m32c_special_page_vector_p): New.
18440 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18442 * config/m32c/jump.md: Added instruction JSRS for functions
18443 with attribute "function_vector".
18444 * doc/extend.texi (function_vector): Added description
18445 for M16C, M32C targets.
18447 2007-05-07 DJ Delorie <dj@redhat.com>
18450 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18451 ashrpsi3, lshrpsi3): Update shift count constraint.
18453 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18454 Nathan Froyd <froydnj@codesourcery.com>
18457 * c-incpath.c (add_path): Strip trailing path separators.
18459 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18461 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18462 Free dominance info before purging EH edges.
18463 (eliminate_degenerate_phis): Likewise.
18464 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18466 2007-05-07 Jan Hubicka <jh@suse.cz>
18468 * gimplify.c (gimplify_expr): Do not crash when folding
18469 (void *)(int)&a + 4.
18471 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18474 * c-opts.c (lang_fortran): Make it non static.
18475 * c-common.h (lang_fortran): New prototype.
18476 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18477 -lang-fortran option was passed by the driver.
18479 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18481 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18482 of ASSERT_CHECKING. Tweak message.
18484 2007-05-06 Revital Eres <eres@il.ibm.com>
18487 * loop-unroll.c (insert_var_expansion_initialization):
18488 Initialize the expansions with -zero instead of +zero.
18490 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18492 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18493 into pic and non-pic versions. Mark r19 as used for
18494 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18495 for tgd_load, tld_load and tie_load .
18496 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18497 version of tgd_load, tld_load and tie_load depending on the
18500 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18501 Jakub Jelinek <jakub@redhat.com>
18503 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18504 (__do_global_dtors_aux): Use more paranoid loop to run
18505 destructors if HIDDEN_DTOR_LIST_END.
18506 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18508 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18510 * varasm.c (align_variable): Don't increase alignment for
18511 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18512 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18514 2007-05-04 Josh Conner <jconner@apple.com>
18516 * basic-block.h (cdi_direction): Assign values to all enumeration
18518 (dom_computed): Remove.
18519 (dom_info_state): New.
18520 (set_dom_info_availability): New.
18521 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18522 walk_data.dom_direction.
18523 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18524 instead of dom_computed[].
18525 (split_edge): Likewise.
18526 (create_basic_block): Likewise.
18527 (merge_blocks): Likewise.
18528 * ifcvt.c (find_if_header): Likewise.
18529 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18530 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18531 * tree-ssa.c (verify_ssa): Likewise.
18532 * tree-cfg.c (tree_verify_flow_info): Likewise.
18533 (remove_edge_and_dominated_blocks): Likewise.
18534 * dominance.c (dom_computed): Make static.
18535 (calc_dfs_tree_nonrec): Change third param to a bool.
18536 (calc_dfs_tree): Change second param to a bool.
18537 (calc_idioms): Change second param to a bool. Use
18538 dom_convert_dir_to_idx.
18539 (init_dom_info): Validate dir before using.
18540 (dom_convert_dir_to_idx): New.
18541 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18542 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18543 (free_dominance_info): Use dom_convert_dir_to_idx.
18544 (get_immediate_dominator): Likewise.
18545 (set_immediate_dominator): Likewise.
18546 (get_dominated_by): Likewise.
18547 (redirect_immediate_dominators): Likewise.
18548 (nearest_common_denominator): Likewise.
18549 (dominated_by_p): Likewise.
18550 (bb_dom_dfs_in): Likewise.
18551 (bb_dom_dfs_out): Likewise.
18552 (recount_dominator): Likewise.
18553 (iterate_fix_dominators): Likewise.
18554 (add_to_dominance_info): Likewise.
18555 (delete_from_dominance_info): Likewise.
18556 (first_dom_son): Likewise.
18557 (next_dom_son): Likewise.
18558 (dom_info_available_p): Likewise.
18559 (dom_info_state): New.
18560 (set_dom_info_availability): New.
18562 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18564 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18566 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18568 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18570 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18571 (subdi3, subdi_carry): Delete.
18573 2007-05-04 Jan Hubicka <jh@suse.cz>
18574 Richard Guenther <rguenther@suse.de>
18576 * opts.c (decode_options): Do not fiddle with inlining
18577 parameters in case of optimizing for size.
18578 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18579 for size do nothing.
18580 (cgraph_decide_inlining_of_small_function): When optimizing for
18581 size never inline functions increasing caller size.
18582 (cgraph_early_inlining): Inline for size when optimizing for size.
18584 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18586 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18587 logical operations piecewise.
18588 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18589 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18590 subdi_sesidi_di): Delete.
18591 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18592 the generated sequence. Allow three-reg add in constraints. Rewrite
18593 the rtl expression for carry to avoid zero_extend of a constant.
18594 (sub_with_carry): New pattern.
18595 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18596 different sequence not involving jumps.
18597 (notbi): Now a named pattern.
18599 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18601 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18602 Add the note about a significant loss of accuracy of some
18603 mathematical routines when these options are used.
18605 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18607 * haifa-sched.c (rtx_vec_t): New typedef.
18608 (contributes_to_priority_p): Extract piece of priority () into new
18610 (priority): Use the function. Add assertion.
18611 (rank_for_schedule, set_priorities): Add assertion to check that
18612 insn's priority is initialized.
18613 (clear_priorities, calc_priorities): Change signature. Make it update
18614 all relevant insns. Update all callers ('add_to_speculative_block ()'
18615 and 'create_block_check_twin ()').
18616 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18617 Add new field 'priority_status'.
18618 (INSN_PRIORITY_STATUS): New macro.
18619 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18621 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18623 * sched-ebb.c (debug_ebb_dependencies): New static function.
18624 (init_ready_list): Use it.
18626 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18627 with changed signature and 'debug_rgn_dependencies ()'.
18628 (debug_rgn_dependencies): New static function.
18629 (init_ready_list): Use it.
18631 * sched-int.h (debug_dependencies): Declare.
18633 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18635 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18637 2007-05-04 Dirk Mueller <dmueller@suse.de>
18639 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18641 2007-05-03 Jan Hubicka <jh@suse.cz>
18643 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18644 ((T1)X op (T1)Y), for pointer type in more cases than before.
18646 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18648 * tree-object-size.c (plus_expr_object_size): When operand size is
18649 unknown, return unknown.
18651 2007-05-03 Dirk Mueller <dmueller@suse.de>
18653 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18655 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18658 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18660 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18662 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18664 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18666 * config/soft-fp/double.h, config/soft-fp/extended.h,
18667 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18668 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18669 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18670 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18673 2007-05-03 Ian Lance Taylor <iant@google.com>
18675 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18676 MASK_PPC_GFXOPT for 8540 or 8548.
18678 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18680 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18681 vect_print_dump_info() to output debug information.
18683 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18686 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18687 operands of size 2 when operand is not MEM_P.
18689 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18691 PR tree-optimization/30565
18692 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18694 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18696 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18697 (umulsi3_highpart): Use them.
18698 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18699 for final accumulator to D regisster tranfser.
18701 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18703 PR tree-optimization/31699
18704 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18706 (vect_enhance_data_refs_alignment): Compute peel amount using
18707 TYPE_VECTOR_SUBPARTS instead of vf.
18708 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18710 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18713 * system.h: Remove inclusion of double-int.h
18714 * tree.h: Include double-int.h
18715 * gengtype.c: Likewise
18716 * cfgloop.h: Likewise
18717 * Makefile.in: Adjust dependencies on double-int.h
18719 2007-05-02 Eric Christopher <echristo@apple.com>
18721 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18722 -shared to -Zdynamiclib.
18724 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18727 * c-common.c (strip_pointer_or_array_types): New function.
18728 * c-common.h (strip_pointer_or_array_types): New function declaration.
18730 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18732 PR tree-optimization/31771
18733 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18735 2007-05-02 Paul Brook <paul@codesourcery.com>
18737 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18739 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18741 PR middle-end/29715
18742 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18745 2007-05-02 Nick Clifton <nickc@redhat.com>
18747 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18749 2007-05-02 Richard Guenther <rguenther@suse.de>
18751 PR tree-optimization/31146
18752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18753 argument, single_use_p. If we have a single use that is
18754 a conversion to the definition rhs type, propagate that rhs.
18755 (forward_propagate_addr_expr): Pass single_use_p argument
18756 to forward_propagate_addr_expr_1.
18758 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18760 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18763 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18765 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18766 'AMD Family 10 core'.
18768 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18770 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18771 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18772 with SSE3 instruction set support.
18773 * doc/invoke.texi: Likewise.
18775 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18777 * config/i386/i386.c (override_options): Tuning 32-byte loop
18778 alignment for amdfam10 architecture. Increasing the max loop
18779 alignment to 24 bytes.
18781 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18783 * config/m68k/constraints.md: New.
18784 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18785 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18786 EXTRA_CONSTRAINT): Remove.
18787 * config/m68k/m68k.md: Include constraints.md.
18788 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18790 2007-05-01 Ian Lance Taylor <iant@google.com>
18792 PR tree-optimization/31739
18793 * tree-vrp.c (vrp_val_is_max): New static function.
18794 (vrp_val_is_min): New static function.
18795 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18797 (set_value_range): Use vrp_val_is_{max,min}.
18798 (extract_range_from_assert): Likewise.
18799 (extract_range_from_binary_expr): Likewise.
18800 (extract_range_from_unary_expr): Likewise.
18801 (dump_value_range, vrp_meet): Likewise.
18802 (vrp_visit_phi_node): Likewise.
18803 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18805 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18807 * config/i386/gmon-sol2.c (size_t): New type.
18808 (intptr_t): Likewise.
18809 (s_textsize): Declare as size_t.
18811 (monstartup): Use size_t for sizes.
18812 (_mcount): Save and restore registers.
18813 (internal_mcount): Pass 0 as the first argument to monstartup
18815 (moncontrol): Convert pointer to appropriately sized integer
18816 before passing to profil.
18818 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18820 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18821 __NO_FPRS__, not just if _SOFT_DOUBLE.
18822 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18823 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18824 also for E500 double.
18825 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18826 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18829 2007-05-01 Richard Guenther <rguenther@suse.de>
18831 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18834 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18836 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18838 2007-05-01 Jan Hubicka <jh@suse.cz>
18840 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18843 2007-05-01 Jan Hubicka <jh@suse.cz>
18845 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18846 (maybe_fold_offset_to_reference): Declare.
18847 * fold-const.c (fold_unary): Do not fold
18848 (type *)&A into &A->field_of_type_and_offset_0
18849 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18850 size is unknown, give up.
18851 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18853 (maybe_fold_offset_to_reference): New.
18854 (maybe_fold_stmt_indirect): Use it.
18855 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18856 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18858 (gimplify_expr): Likewise for plus_expr.
18860 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18862 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18863 bsi_after_labels. Always insert statements before bsi.
18864 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18865 * predict.c (apply_return_prediction): Check for empty blocks.
18866 * cfgexpand.c (lab_rtx_for_bb): New variable.
18867 (label_rtx_for_bb): Do not create new tree labels.
18868 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18869 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18870 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18872 (label_for_bb): Add field used.
18873 (update_eh_label, main_block_label): Mark the label used.
18874 (cleanup_dead_labels): Remove unused labels.
18876 2007-05-01 Richard Guenther <rguenther@suse.de>
18878 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18879 if it is not about to be set.
18880 (get_value_range): Do not pre-allocate equiv bitmap.
18881 (update_value_range): No need to clear equiv field.
18882 (add_equivalence): Change prototype to get bitmap pointer.
18883 Allocate bitmap here if it is not already.
18884 (extract_range_from_assert): Do not allocate bitmap here.
18885 Update callers to add_equivalence.
18886 (extract_range_from_ssa_name): Likewise.
18887 (get_vr_for_comparison): New static helper.
18888 (compare_name_with_value): Handle NULL equiv bitmap by
18889 peeling the first iteration of the comparison loop.
18890 Use get_vr_for_comparison.
18891 (compare_names): Handle NULL equiv bitmaps by using fake
18892 ones. Use get_vr_for_comparison.
18894 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18896 * double-int.c (mpz_set_double_int): Moved from
18897 tree-ssa-loop-niter.c.
18898 (mpz_get_double_int): Likewise; also, add option to wrap
18899 out-of-range integers.
18900 * double-int.h: New prototypes for above.
18901 * tree.c (get_static_type_bounds): Moved from
18902 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18903 TYPE_MAX_VALUE if they exist..
18904 * tree.h: New prototype for above.
18905 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18906 get_type_bounds calls.
18907 (mpz_set_double_int): Move to double-int.c.
18908 (get_type_bounds): Move to tree.c, rename to
18909 get_static_type_bounds.
18910 (mpz_to_double_int): Move to double-int.c, rename to
18911 mpz_get_double_int.
18913 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18915 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18916 DIV0 exception can fall through to a normal return.
18918 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18920 PR middle-end/22156
18921 Temporarily revert:
18922 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18923 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18924 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18925 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18926 initialize align to silence bogus warning.
18927 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18928 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18930 (struct sra_walk_fns): Remove use_all parameter from use.
18931 (sra_hash_tree): Handle BIT_FIELD_REFs.
18932 (sra_elt_hash): Don't hash bitfld blocks.
18933 (sra_elt_eq): Skip them in parent compares as well. Handle
18935 (sra_walk_expr): Don't maintain or pass down use_all_p.
18936 (scan_use): Remove use_all parameter.
18937 (scalarize_use): Likewise. Re-expand assignment to
18938 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18939 output, and re-scalarize after output. Don't mark anything
18941 (scalarize_ldst): Adjust.
18942 (scalarize_walk_gimple_modify_statement): Likewise.
18943 (build_element_name_1): Handle BIT_FIELD_REFs.
18944 (instantiate_element): Don't warn for any element whose parent
18945 is used as a whole.
18946 (instantiate_missing_elements_1): Return the sra_elt.
18947 (canon_type_for_field): New.
18948 (try_instantiate_multiple_fields): New.
18949 (instantiate_missing_elemnts): Use them.
18950 (mark_no_warning): Removed.
18951 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18952 (REPLDUP, sra_build_elt_assignment): New.
18953 (generate_copy_inout): Use them.
18954 (generate_element_copy): Likewise. Handle bitfld differences.
18955 (generate_element_zero): Don't recurse for blocks. Use
18956 sra_build_elt_assignment.
18957 (generate_one_element_int): Take elt instead of var. Use
18958 sra_build_elt_assignment.
18959 (generate_element_init_1): Adjust.
18960 (scalarize_use, scalarize_copy): Use REPLDUP.
18961 (scalarize_ldst): Move assert before dereference.
18962 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18964 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18967 * tree.c (reconstruct_complex_type): Reconstruct a reference
18969 Also use the same mode for the pointer as the old pointer type.
18971 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18973 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18976 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18978 PR rtl-optimization/31676
18979 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18980 (df_refs_record): Call it.
18982 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18984 * rtl.def (SS_ABS): New code.
18985 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18986 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18987 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18988 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18989 (bfin_init_builtins): Define them.
18990 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18991 (bfin_expand_builtin): ... and handle the others here.
18992 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18993 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18994 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18995 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18996 operand is only HImode.
18998 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19000 * regclass.c (scan_one_insn): Remove splitting of
19003 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19004 Nigel Stephens <nigel@mips.com>
19006 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19008 2007-04-28 Jan Hubicka <jh@suse.cz>
19010 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19011 insn_locators_alloc instead of insn_locators_initialize;
19012 call reset_block_changes.
19013 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19014 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19015 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19016 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19017 * config/score/score.c (th_output_mi_thunk): Likewise.
19018 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19019 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19020 tolerate uninitialized locator info.
19023 * function.c (init_function_start): Don't init line number info.
19024 (expand_function_end): Update.
19025 (reset_block_changes, record_block_change, finalize_block_changes,
19026 check_block_change, free_block_changes): Kill.
19027 * function.h (reset_block_changes, record_block_change,
19028 finalize_block_changes, check_block_change, free_block_changes):
19030 (struct function): Remove ib_boundaries_block.
19031 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19032 Use curr_insn_locator to initialize locator.
19033 (emit_line_note): Remove.
19034 * cfgexpand.c (expand_gimple_cond_expr): Update.
19035 (construct_exit_block): Likewise.
19036 (tree_expand_cfg): Initialize/finalize locators.
19037 * expr.c (expand_expr_real): Update.
19038 * cfglayout.c (line_locators_locs, line_locators_lines,
19039 file_locators_locs, file_locators_files): Remove.
19040 (set_block_levels): Move to cfgexpand.c.
19041 (insn_locators_initialize): Remove.
19042 (pass_insn_locators_initialize): Remove.
19043 (locations_locators_locs, locations_locators_vals): New static vars.
19044 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19046 (insn_locators_alloc, insn_locators_finalize,
19047 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19049 (locator_location): New.
19050 (locator_line, locator_file): Rewrite.
19051 * rtl.h (emit_line_note): Kill.
19052 (insn_locators_alloc, insn_locators_finalize,
19053 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19055 * tree-inline.c (initialize_cfun): Do not initialize
19056 ib_boundaries_block.
19057 * passes.c (pass_insn_locators_initialize): Remove.
19059 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19061 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19062 info. Update last_basic_block correctly.
19064 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19067 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19068 register itself to hold the offset constant. Tell flow the use
19069 of r4 and r5 when they are used.
19071 2007-04-27 Richard Guenther <rguenther@suse.de>
19073 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19074 if we simplified anything.
19075 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19076 warnings until we did a simplification and the stmt was not
19077 marked as TREE_NO_WARNING.
19079 2007-04-27 Mike Stump <mrs@apple.com>
19081 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19083 2007-04-27 Ian Lance Taylor <iant@google.com>
19085 PR middle-end/31710
19086 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19087 TYPE_MAX_VALUE exist, convert them to the new type.
19089 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19091 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19092 if it claims to be available.
19093 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19094 edge is redirected.
19095 (perform_tree_ssa_dce): Always free postdominators.
19097 2007-04-27 Richard Henderson <rth@redhat.com>
19099 * config/alpha/predicates.md (aligned_memory_operand): Mark
19100 as define_special_predicate.
19101 (unaligned_memory_operand, normal_memory_operand): Likewise.
19102 (reg_or_unaligned_mem_operand): Remove.
19103 (any_memory_operand): Match the documentation and check for
19104 non-renumbered pseudos during reload.
19105 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19106 alpha_secondary_reload_class, update to new interface, make static.
19107 Handle CQImode like HImode. Remove FP subreg check.
19108 (alpha_expand_mov): Use replace_equiv_address.
19109 (alpha_expand_mov_nobwx): Use any_memory_operand.
19110 (TARGET_SECONDARY_RELOAD): New.
19111 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19112 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19113 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19114 * config/alpha/alpha.md: ... here.
19115 (RELOAD12, reloadmode): New.
19117 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19118 Don't handle the aligned case here.
19119 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19120 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19121 reload_inhi_help. Don't expect a scratch register.
19122 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19124 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19126 2007-04-27 Richard Guenther <rguenther@suse.de>
19128 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19130 2007-04-27 Richard Guenther <rguenther@suse.de>
19132 PR tree-optimization/30965
19133 PR tree-optimization/30978
19134 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19135 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19136 (find_equivalent_equality_comparison): Likewise.
19137 (simplify_cond): Likewise.
19138 (get_prop_source_stmt): New helper.
19139 (get_prop_dest_stmt): Likewise.
19140 (can_propagate_from): Likewise.
19141 (remove_prop_source_from_use): Likewise.
19142 (combine_cond_expr_cond): Likewise.
19143 (forward_propagate_comparison): New function.
19144 (forward_propagate_into_cond): Rewrite to use fold for
19146 (tree_ssa_forward_propagate_single_use_vars): Call
19147 forward_propagate_comparison to propagate comparisons.
19149 2007-04-27 Richard Guenther <rguenther@suse.de>
19151 PR tree-optimization/31715
19152 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19153 sure to do computation on the offset in an appropriate
19156 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19158 * reload.h (elimination_target_reg_p): Declare.
19159 * reload.c (find_reloads): Don't apply the reg_rtx move
19160 optimization if the SET_DEST satisfies elimination_target_reg_p.
19161 * reload1.c (elimination_target_reg_p): New function.
19162 (gen_reload): In the move/add2 fallback, make sure that op0
19163 does not overlap the destination register.
19165 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19167 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19168 transform only GIMPLE_MODIFY_STMTs.
19169 * tree-complex.c (expand_complex_operations_1): Ditto.
19170 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19171 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19172 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19174 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19175 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19176 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19177 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19178 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19179 slpeel_add_loop_guard): Ditto.
19180 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19181 * lambda-code.c (perfect_nestify): Ditto.
19182 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19183 before the first statement.
19184 * tree-optimize.c (execute_free_datastructures): Fix comments.
19185 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19186 * tree-flow.h (disband_implicit_edges): Declaration removed.
19187 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19189 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19190 COND_EXPRs without gotos.
19191 (disband_implicit_edges, has_label_p): Removed.
19192 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19193 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19195 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19197 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19198 also for COND_EXPRs.
19199 * cfgexpand.c (label_rtx_for_bb): New function.
19200 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19201 Use label_rtx_for_bb to find the labels.
19202 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19203 last block. Detect fallthru edges.
19205 2007-04-26 Ian Lance Taylor <iant@google.com>
19208 * reload.c (find_reloads_subreg_address): If the address was valid
19209 in the original mode but not in the new mode, reload the whole
19212 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19214 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19215 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19216 (cleanup_control_expr_graph): Do not invalidate dominance info.
19217 Record altered blocks.
19218 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19219 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19220 cleanup_tree_cfg_bb): New functions.
19221 (remove_forwarder_block): Do not maintain the worklist of blocks.
19222 Record altered blocks.
19223 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19224 not over whole cfg.
19225 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19226 delete_unreachable_blocks if dominators are not available.
19227 * tree-inline.c (optimize_inline_calls): Free dominance information
19229 * tree-flow.h (remove_edge_and_dominated_blocks,
19230 cfgcleanup_altered_bbs): Altered.
19231 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19233 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19235 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19236 do not invalidate dominators.
19238 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19240 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19241 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19242 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19243 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19245 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19247 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19249 2007-04-26 Richard Guenther <rguenther@suse.de>
19251 PR tree-optimization/31703
19252 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19253 the right type for the target of the bittest.
19255 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19257 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19258 ix86_sol10_return_in_memory.
19260 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19262 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19265 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19268 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19270 PR tree-optimization/30558
19271 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19272 clear this_state.prev_try.
19274 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19275 Mark Mitchell <mark@codesourcery.com>
19277 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19278 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19279 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19281 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19284 * doc/invoke.texi (%:print-asm-header): Document.
19285 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19287 (static_spec_functions): Add print-asm-header.
19288 (main): Print a banner before the --target-help linker options.
19289 (print_asm_header_spec_function): New function.
19291 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19294 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19295 (movsf_ie): Likewise.
19297 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19299 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19301 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19303 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19304 exception for divide-by-zero.
19305 (__umodsi3, __modsi3): Likewise.
19307 2007-04-25 Dirk Mueller <dmueller@suse.de>
19309 * c-typeck.c (build_compound_expr): Annotate warning()
19310 call with OPT_Wunused_value.
19311 * tree-ssa.c (warn_uninit): Annotate warning with
19313 * c-common.c (handle_sentinel_attribute): Annotate warning
19314 call with OPT_Wattributes.
19316 2007-04-25 Thiemo Seufer <ths@mips.com>
19318 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19319 (mips16): Fix typo.
19320 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19321 on to the assembler. Improve handling of -mno-mips16. Add handling
19322 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19323 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19324 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19325 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19327 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19330 * config/i386/winnt.c (i386_pe_file_end): Strip only
19331 USER_LABEL_PREFIX when writing export name.
19333 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19335 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19336 sh/elf.h, vx-common.h and vxworks.h.
19337 * config/sh/sh.h: Include config/vxworks-dummy.h.
19338 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19339 (OVERRIDE_OPTIONS): Use it.
19340 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19341 (vxworks_picreg): New pattern.
19342 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19343 VXWORKS_OS_CPP_BUILTINS.
19344 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19345 to their VXWORKS_* equivalents.
19346 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19347 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19348 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19349 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19350 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19351 -mrtp/-fPIC multilibs.
19352 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19353 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19354 (MULTILIB_OSDIRNAMES): Delete.
19356 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19359 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19361 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19363 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19364 rounding mode to be specified by the caller.
19365 (real_to_mpfr) Likewise.
19366 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19367 include new arguments.
19368 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19370 2007-04-24 Ian Lance Taylor <iant@google.com>
19372 PR tree-optimization/31605
19373 * tree-vrp.c (set_value_range): Check that min and max are not
19374 both overflow infinities.
19375 (set_value_range_to_value): New static function.
19376 (extract_range_from_binary_expr): Call set_value_range_to_value.
19377 (extract_range_from_cond_expr): Likewise.
19378 (extract_range_from_expr): Likewise.
19379 (extract_range_from_unary_expr): Likewise. Don't create a range
19380 which overflows on both sides.
19381 (vrp_meet): Check for a useless range.
19382 (vrp_visit_phi_node): If we see a constant which looks like an
19383 overflow infinity, turn off the TREE_OVERFLOW flag.
19385 2007-04-24 Ian Lance Taylor <iant@google.com>
19387 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19389 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19391 PR diagnostic/25923
19392 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19393 diagnostic message is being built.
19394 * tree-pretty-print.c (dump_generic_node): Only write the
19395 formatted text into BUFFER's stream if we are not building a
19396 diagnostic message.
19397 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19399 * Makefile.in (toplev.o): Depend on tree-pass.h.
19401 2007-04-24 Ian Lance Taylor <iant@google.com>
19403 PR tree-optimization/31602
19404 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19405 conditionals in the copied loop header.
19406 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19407 warnings if TREE_NO_WARNING is set.
19408 * doc/invoke.texi (Warning Options): Clarify that
19409 -Wstrict-overflow does not warn about loops.
19411 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19413 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19414 expand on the comment about _Decimal128 arguments and check the
19415 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19416 that _Decimal128 argument uses even/odd register pair.
19417 (function_arg): Ditto.
19419 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19421 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19422 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19424 2007-04-24 Richard Guenther <rguenther@suse.de>
19425 Olga Golovanevsky <olga@il.ibm.com>
19427 * fold-const.c (multiple_of_p): Check for bottom
19430 2007-04-24 Richard Henderson <rth@redhat.com>
19432 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19433 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19434 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19435 looking for non-zero bits shifted out. Avoid a recursive call
19436 when constructing the scalar.
19437 (__floatundisf): Likewise.
19439 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19441 * dwarf2out.c (field_byte_offset): Move the existing logic
19442 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19443 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19445 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19448 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19449 length argument of 0 for memset.
19450 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19451 unsigned shift instead of the signed variant.
19453 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19455 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19456 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19457 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19458 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19459 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19460 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19461 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19462 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19463 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19464 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19465 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19466 "mul<mode>3", "div<mode>3"): Insn definitions added.
19467 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19468 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19469 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19470 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19471 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19472 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19473 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19474 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19475 TARGET_FLOAT_FORMAT): Macro definitions removed.
19476 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19477 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19478 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19479 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19480 (s390_gen_rtx_const_DI): Function removed.
19481 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19483 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19485 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19486 over an external ffs function.
19488 2007-04-24 Chao-ying Fu <fu@mips.com>
19489 Richard Sandiford <richard@nildram.co.uk>
19491 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19492 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19493 (smadd_widen_optab, umadd_widen_optab): Define.
19494 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19496 * genopinit.c (optabs): Fill in smadd_widen_optab and
19498 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19499 and umadd_widen_optab to implement multiply-add sequences.
19500 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19501 (<u>maddsidi4): ...this. Extend condition to include
19502 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19503 of operand 0 to "ka" and use the three-operand form of madd<u>
19505 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19507 * config/mips/constraints.md (ka): New register constraint.
19509 2007-04-24 Jan Hubicka <j@suse.cz>
19513 2007-04-23 Jan Hubicka <jh@suse.cz>
19514 * function.c (init_function_start): Don't init line number info.
19515 (expand_function_end): Update.
19516 (reset_block_changes, record_block_change, finalize_block_changes,
19517 check_block_change, free_block_changes): Kill.
19518 * function.h (reset_block_changes, record_block_change,
19519 finalize_block_changes, check_block_change, free_block_changes):
19521 (struct function): Remove ib_boundaries_block.
19522 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19523 Use curr_insn_locator to initialize locator.
19524 (emit_line_note): Remove.
19525 * cfgexpand.c (expand_gimple_cond_expr): Update.
19526 (construct_exit_block): Likewise.
19527 (tree_expand_cfg): Initialize/finalize locators.
19528 * expr.c (expand_expr_real): Update.
19529 * cfglayout.c (line_locators_locs, line_locators_lines,
19530 file_locators_locs, file_locators_files): Remove.
19531 (set_block_levels): Move to cfgexpand.c.
19532 (insn_locators_initialize): Remove.
19533 (pass_insn_locators_initialize): Remove.
19534 (locations_locators_locs, locations_locators_vals): New static vars.
19535 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19537 (insn_locators_alloc, insn_locators_finalize,
19538 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19540 (locator_location): New.
19541 (locator_line, locator_file): Rewrite.
19542 * rtl.h (emit_line_note): Kill.
19543 (insn_locators_alloc, insn_locators_finalize,
19544 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19546 * tree-inline.c (initialize_cfun): Do not initialize
19547 ib_boundaries_block.
19548 * passes.c (pass_insn_locators_initialize): Remove.
19550 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19552 * doc/invoke.texi: Removed leading '-' from option index entries.
19554 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19556 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19558 (create_phi_node): Use set_phi_nodes.
19559 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19560 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19561 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19562 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19563 (bsi_start, bsi_last): Use bb_stmt_list.
19564 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19565 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19566 Traverse the statements using tsi iterator.
19567 * basic-block.h (struct basic_block_def): Fields stmt_list
19568 and phi_nodes moved to ...
19569 (struct tree_bb_info): ... new structure.
19570 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19571 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19572 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19573 (tree_verify_flow_info): Verify that il.tree is not set for
19574 entry and exit block.
19575 (tree_split_block): Use set_bb_stmt_list.
19577 2007-04-23 Mike Stump <mrs@apple.com>
19579 * config/i386/i386.c (ix86_tune_features
19580 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19583 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19585 * config/i386/i386.md (prefix_extra): New attribute.
19586 (length): Add prefix_extra.
19588 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19589 (sse2_movntv2di): Likewise.
19590 (sse2_cvtps2dq): Likewise.
19591 (sse2_cvtpd2pi): Likewise.
19592 (sse2_cvttpd2pi): Likewise.
19593 (*sse2_cvtpd2ps): Likewise.
19594 (*add<mode>3): Likewise.
19595 (sse2_ssadd<mode>3): Likewise.
19596 (sse2_usadd<mode>3): Likewise.
19597 (*sub<mode>3): Likewise.
19598 (sse2_sssub<mode>3): Likewise.
19599 (sse2_ussub<mode>3): Likewise.
19600 (*mulv8hi3): Likewise.
19601 (*smulv8hi3_highpart): Likewise.
19602 (*umulv8hi3_highpart): Likewise.
19603 (sse2_umulv2siv2di3): Likewise.
19604 (sse2_pmaddwd): Likewise.
19605 (ashr<mode>3): Likewise.
19606 (lshr<mode>3): Likewise.
19607 (ashl<mode>3): Likewise.
19608 (sse2_ashlti3): Likewise.
19609 (sse2_lshrti3): Likewise.
19610 (*umaxv16qi3): Likewise.
19611 (*smaxv8hi3): Likewise.
19612 (*uminv16qi3): Likewise.
19613 (*sminv8hi3): Likewise.
19614 (sse2_eq<mode>3): Likewise.
19615 (sse2_gt<mode>3): Likewise.
19616 (*and<mode>3): Likewise.
19617 (sse2_nand<mode>3): Likewise.
19618 (*ior<mode>3): Likewise.
19619 (*xor<mode>3): Likewise.
19620 (sse2_packsswb): Likewise.
19621 (sse2_packssdw): Likewise.
19622 (sse2_packuswb): Likewise.
19623 (sse2_punpckhbw): Likewise.
19624 (sse2_punpcklbw): Likewise.
19625 (sse2_punpckhwd): Likewise.
19626 (sse2_punpcklwd): Likewise.
19627 (sse2_punpckhdq): Likewise.
19628 (sse2_punpckldq): Likewise.
19629 (sse2_punpckhqdq): Likewise.
19630 (sse2_punpcklqdq): Likewise.
19631 (*sse2_pinsrw): Likewise.
19632 (*sse2_pextrw): Likewise.
19633 (sse2_pshufd_1): Likewise.
19634 (sse2_uavgv16qi3): Likewise.
19635 (sse2_uavgv8hi3): Likewise.
19636 (sse2_psadbw): Likewise.
19637 (sse2_pmovmskb): Likewise.
19638 (*sse2_maskmovdqu): Likewise.
19639 (*sse2_maskmovdqu_rex64): Likewise.
19640 (sse4a_extrqi): Likewise.
19641 (sse4a_extrq): Likewise.
19642 (sse3_lddqu): Set prefix_rep.
19643 (sse3_addsubv4sf3): Likewise.
19644 (sse3_haddv4sf3): Likewise.
19645 (sse3_hsubv4sf3): Likewise.
19646 (sse_cvtss2si): Likewise.
19647 (sse_cvtss2si_2): Likewise.
19648 (sse_cvtss2siq): Likewise.
19649 (sse_cvtss2siq_2): Likewise.
19650 (sse_cvttss2si): Likewise.
19651 (sse_cvttss2siq): Likewise.
19652 (sse2_cvttps2dq): Likewise.
19653 (sse3_movshdup): Likewise.
19654 (sse3_movsldup): Likewise.
19655 (sse2_cvtsd2si): Likewise.
19656 (sse2_cvtsd2si_2): Likewise.
19657 (sse2_cvtsd2siq): Likewise.
19658 (sse2_cvtsd2siq_2): Likewise.
19659 (sse2_cvttsd2si): Likewise.
19660 (sse2_cvttsd2siq): Likewise.
19661 (*sse2_cvtpd2dq): Likewise.
19662 (*sse2_cvttpd2dq): Likewise.
19663 (sse2_pshuflw_1): Likewise.
19664 (sse2_pshufhw_1): Likewise.
19665 (sse4a_insertqi): Likewise.
19666 (sse4a_insertq): Likewise.
19667 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19668 (ssse3_phadddv4si3): Likewise.
19669 (ssse3_phaddswv8hi3): Likewise.
19670 (ssse3_phsubwv8hi3): Likewise.
19671 (ssse3_phsubdv4si3): Likewise.
19672 (ssse3_phsubswv8hi3): Likewise.
19673 (ssse3_pmaddubswv8hi3): Likewise.
19674 (ssse3_pmulhrswv8hi3): Likewise.
19675 (ssse3_pshufbv16qi3): Likewise.
19676 (ssse3_psign<mode>3): Likewise.
19677 (ssse3_palignrti): Likewise.
19678 (abs<mode>2): Likewise.
19679 (ssse3_phaddwv4hi3): Set prefix_extra.
19680 (ssse3_phadddv2si3): Likewise.
19681 (ssse3_phaddswv4hi3): Likewise.
19682 (ssse3_phsubwv4hi3): Likewise.
19683 (ssse3_phsubdv2si3): Likewise.
19684 (ssse3_phsubswv4hi3): Likewise.
19685 (ssse3_pmaddubswv4hi3): Likewise.
19686 (ssse3_pmulhrswv4hi3): Likewise.
19687 (ssse3_pshufbv8qi3): Likewise.
19688 (ssse3_psign<mode>3): Likewise.
19689 (ssse3_palignrdi): Likewise.
19690 (abs<mode>2): Likewise.
19691 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19692 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19693 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19695 2007-04-23 Nick Clifton <nickc@redhat.com>
19697 * params.def: Fix formatting of emacs local variables.
19699 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19701 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19702 move if inter-unit move isn't allowed.
19703 Don't split moving the first element of V2DI to DI to inter-unit
19704 move if inter-unit move isn't allowed.
19706 2007-04-23 Richard Guenther <rguenther@suse.de>
19708 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19709 and CDI_POST_DOMINATORS separately.
19711 2007-04-23 Nick Clifton <nickc@redhat.com>
19713 * c.opt (Wformat-contains-nul): Add warning attribute.
19715 2007-04-23 Jan Hubicka <jh@suse.cz>
19717 * function.c (init_function_start): Don't init line number info.
19718 (expand_function_end): Update.
19719 (reset_block_changes, record_block_change, finalize_block_changes,
19720 check_block_change, free_block_changes): Kill.
19721 * function.h (reset_block_changes, record_block_change,
19722 finalize_block_changes, check_block_change, free_block_changes):
19724 (struct function): Remove ib_boundaries_block.
19725 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19726 Use curr_insn_locator to initialize locator.
19727 (emit_line_note): Remove.
19728 * cfgexpand.c (expand_gimple_cond_expr): Update.
19729 (construct_exit_block): Likewise.
19730 (tree_expand_cfg): Initialize/finalize locators.
19731 * expr.c (expand_expr_real): Update.
19732 * cfglayout.c (line_locators_locs, line_locators_lines,
19733 file_locators_locs, file_locators_files): Remove.
19734 (set_block_levels): Move to cfgexpand.c.
19735 (insn_locators_initialize): Remove.
19736 (pass_insn_locators_initialize): Remove.
19737 (locations_locators_locs, locations_locators_vals): New static vars.
19738 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19740 (insn_locators_alloc, insn_locators_finalize,
19741 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19743 (locator_location): New.
19744 (locator_line, locator_file): Rewrite.
19745 * rtl.h (emit_line_note): Kill.
19746 (insn_locators_alloc, insn_locators_finalize,
19747 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19749 * tree-inline.c (initialize_cfun): Do not initialize
19750 ib_boundaries_block.
19751 * passes.c (pass_insn_locators_initialize): Remove.
19753 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19755 PR middle-end/31448
19756 * expr.c (reduce_to_bit_field_precision): Handle
19759 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19761 PR tree-optimization/24659
19762 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19763 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19764 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19765 * genopinit.c (optabs): Rename vec_pack_mod_optab
19766 to vec_pack_trunc_optab.
19767 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19768 early for scalar floating point operands for NOP_EXPR.
19769 (vectorizable_type_promotion): Ditto.
19770 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19771 vec_pack_trunc_optab.
19772 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19774 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19775 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19776 Rename from VEC_PACK_MOD_EXPR.
19777 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19778 * expr.c (expand_expr_real_1): Ditto.
19779 * tree-inline.c (estimate_num_insns_1): Ditto.
19780 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19782 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19783 (vec_unpacks_lo_v4sf): Ditto.
19784 (vec_pack_trunc_v2df): Ditto.
19785 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19786 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19787 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19789 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19791 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19793 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19794 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19795 packing of floating point operands.
19796 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19797 represent unpacking of floating point operands.
19798 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19799 [vec_unpacks_hi]: Ditto.
19800 [vec_unpacks_lo]: Ditto.
19802 2007-04-22 Jan Hubicka <jh@suse.cz>
19804 * final.c (rest_of_handle_final): Call
19805 targetm.asm_out.constructor/targetm.asm_out.destructor
19806 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19807 proper priority via decl_*_priority_insert.
19808 * c-common.c (c_expand_body): Likewise.
19810 2007-04-22 Richard Guenther <rguenther@suse.de>
19812 PR tree-optimization/29789
19813 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19814 (rewrite_reciprocal): New helper split out from
19815 determine_invariantness_stmt.
19816 (rewrite_bittest): Likewise.
19817 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19818 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19821 2007-04-22 Revital Eres <eres@il.ibm.com>
19823 * loop-unroll.c (var_to_expand): New field to support also
19824 insns of the form x = something + x.
19825 (analyze_insn_to_expand_var): Use it.
19826 (expand_var_during_unrolling): Likewise.
19828 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19830 * predict.c: Include pointer-set.h.
19831 (bb_predictions): New variable.
19832 (tree_predicted_by_p, tree_predict_edge,
19833 remove_predictions_associated_with_edge): Use bb_predictions map
19834 instead of bb->predictions.
19835 (clear_bb_predictions, assert_is_empty): New functions.
19836 (combine_predictions_for_bb): Use bb_predictions map. Call
19837 clear_bb_predictions.
19838 (tree_estimate_probability): Create and free bb_predictions map.
19839 * Makefile.in (predict.o): Add pointer-set.h dependency.
19840 * basic-block.h (struct basic_block_def): Remove predictions
19842 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19844 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19847 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19850 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19852 * timevar.c (timevar_print): Change reference of --disable-checking to
19853 --enable-checking=release. Also warn if assert checking is disabled.
19855 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19858 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19859 decl as addressable if the compound literal was marked as
19861 Mark the decl as a gimple register if it is a complex or
19862 vector decl and does not live in memory.
19864 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19866 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19867 (GENERIC_NEXT): New function macro.
19868 (PHI_CHAIN): Use phi_node's new chain variable.
19869 (tree_phi_node): Change tree_common to tree_base
19870 and add the chain field.
19871 * tree-phinodes.c (make_phi_node): Don't set
19872 TREE_TYPE on the new node.
19873 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19874 instead of checking GIMPLE_TUPLE_P in chain_next.
19875 * tree-vect-transform.c
19876 (get_initial_def_for_induction): Look at
19877 PHI_RESULT_TREE for the type of the phi node.
19878 (update_vuses_to_preheader): Use PHI_CHAIN
19879 instead of TREE_CHAIN on the phi node.
19880 * tree-ssa-structalias.c (compute_points_to_sets):
19882 (ipa_pta_execute): Likewise.
19884 2007-04-21 Richard Guenther <rguenther@suse.de>
19886 PR middle-end/31136
19887 * fold-const.c (fold_unary): Call fold_convert_const on the
19890 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19892 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19893 (store_killed_in_pat): New.
19895 2007-04-20 Richard Henderson <rth@redhat.com>
19898 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19899 TREE_LIST with a void_type_node value, not void_list_node exactly.
19901 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19903 * doc/standards.texi: Re-arrange into language-specific
19904 subsections. Add a C++ section, documenting which standards we
19907 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19909 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19910 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19912 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19914 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19915 ecrti.o and crtbegin.o.
19916 (LIB_DEFAULT_SPEC): Include -lc.
19917 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19919 2007-04-20 Richard Henderson <rth@redhat.com>
19922 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19923 argument; update all callers.
19924 (get_unaligned_offset): New.
19925 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19926 get_unaligned_address, just pass on the address directly.
19927 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19928 the subreg in the helper patterns.
19929 (unaligned_extendqidi_le): Use get_unaligned_offset.
19930 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19931 (unaligned_extendhidi_be): Likewise.
19932 (unaligned_extendhidi): Tidy.
19933 * config/alpha/alpha-protos.h: Update.
19935 2007-04-20 Richard Henderson <rth@redhat.com>
19937 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19938 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19939 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19940 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19941 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19942 (CPP_SPEC): Don't include %(cpp_subtarget).
19943 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19944 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19945 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19947 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19949 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19950 for __builtin_ia32_cmpordss.
19952 PR tree-optimization/31632
19953 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19954 and arg1 for optimizations of comparison against min/max values.
19955 Fold arg0 to arg1's type for optimizations of comparison against
19956 min+1 and max-1 values.
19958 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19960 * reload.c (combine_reloads): When trying to use a dying register,
19961 check whether it's uninitialized and don't use if so.
19963 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19965 * fold-const.c: Remove prototypes for native_encode_expr and
19966 native_interpret_expr.
19967 (native_encode_expr): Make non-static.
19968 (native_interpret_expr): Likewise.
19969 * tree.h: Add prototypes for the above.
19971 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19973 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19974 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19975 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19976 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19977 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19978 Add length attributes.
19980 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19982 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19985 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19986 __STDC_WANT_DEC_FP__.
19988 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19990 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19991 for long double compatibility.
19992 * configure: Regenerate.
19994 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19996 PR rtl-optimization/29841
19997 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19999 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20000 that may cause control flow transfer from being moved.
20002 2007-04-18 Jan Hubicka <jh@suse.cz>
20004 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20007 2007-04-18 Eric Christopher <echristo@apple.com>
20009 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20010 only. Update operands.
20011 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20012 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20013 link register to pic register.
20015 2007-04-18 Dirk Mueller <dmueller@suse.de>
20017 PR diagnostic/31227
20018 * tree-vrp.c (search_for_addr_array): New.
20019 (check_array_bounds): Suppress warning about
20020 address taken of array refs if its not de-referenced.
20022 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20024 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20025 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20027 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20028 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20029 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20031 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20033 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20035 (vect_analyze_scalar_cycles): Fix indentation.
20036 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20037 (vect_mark_relevant): Include phis in relevance analysis.
20039 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20041 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20043 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20044 output_operand_lossage().
20046 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20048 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20049 the unused code for reduction without adjust-in-epilog to simplify the
20052 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20054 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20055 (S390_TDC_NEGATIVE_ZERO): New constant.
20056 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20057 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20058 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20059 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20060 (S390_TDC_POSITIVE_INFINITY): New constant.
20061 (S390_TDC_NEGATIVE_INFINITY): New constant.
20062 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20063 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20064 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20065 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20066 (S390_TDC_INFINITY): New constant.
20067 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20068 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20069 optimization for UNSPEC_CCZ_TO_INT.
20070 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20071 ("*ccz_to_int"): New insn.
20072 ("isinf<mode>2"): New insn.
20073 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20074 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20075 (UNSPEC_CCZ_TO_INT): New constant.
20077 2007-04-18 Richard Guenther <rguenther@suse.de>
20079 PR tree-optimization/19431
20080 PR tree-optimization/21463
20081 * tree-pass.h (pass_phiprop): Declare.
20082 * passes.c (init_optimization_passes): New phiprop pass.
20083 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20084 (phivn_valid_p): New helper function.
20085 (phiprop_insert_phi): Likewise.
20086 (propagate_with_phi): Likewise.
20087 (tree_ssa_phiprop): New propagator propagating loads
20088 through phi nodes if profitable.
20090 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20092 * tree-vect-analyze.c (process_use): New function.
20093 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20094 Check phis in all bbs.
20095 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20098 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20100 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20103 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20106 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20109 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20111 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20113 (sse_vmmulv4sf3): Likewise.
20114 (sse2_vmaddv2df3): Likewise.
20115 (sse2_vmmulv2df3): Likewise.
20117 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20119 PR rtl-optimization/31360
20120 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20121 (target_reg_cost): New.
20122 (init_set_costs): Initialize target_reg_cost. Add comments
20123 regarding the rationale of the costs.
20124 (global_cost_for_size): Renamed to...
20125 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20126 of register pressure.
20127 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20128 estimate_reg_pressure_cost. Add number of ivs.
20129 (determine_set_costs): Dump target_reg_cost.
20130 * loop-invariant.c (gain_for_invariant): Use
20131 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20132 (best_gain_for_invariant, find_invariants_to_move): Remove
20134 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20135 (target_reg_cost): Declare.
20136 (global_cost_for_size): Declaration removed.
20137 (estimate_reg_pressure_cost): Declare.
20139 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20141 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20142 regnos into even/odd register pairs.
20143 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20144 TDmode similar to the other floating point modes.
20145 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20146 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20148 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20149 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20150 (movdd_hardfloat64): Use TARGET_MFPGPR.
20152 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20154 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20157 2005-01-05 Richard Henderson <rth@redhat.com>
20159 * reload1.c (do_input_reload): Restrict the optimization deleteing
20160 a previous output reload to RELOAD_FOR_INPUT.
20162 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20164 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20165 induc_vec_info_type.
20166 (vectorizable_induction): New function declaration.
20167 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20168 check if already vectorized. Find first place in BB where new stmts
20169 can be inserted. Takes only one argument.
20170 (vectorizable_induction): New function.
20171 (vect_transform_stmt): Add case for induc_vec_info_type to call
20172 vectorizable_induction.
20173 (vect_transform_loop): Consider phis for vectorization.
20174 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20176 (analyze_operations): Call vectorizable_induction when analyzing phis.
20178 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20179 (vect_mark_relevant): Include phis in relevance analysis.
20180 (vect_mark_stmts_to_be_vectorize): Likewise.
20181 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20183 2007-04-16 Lawrence Crowl <crowl@google.com>
20185 * doc/invoke.texi (Debugging Options): Add documentation for the
20186 -femit-struct-debug options -femit-struct-debug-baseonly,
20187 -femit-struct-debug-reduced, and
20188 -femit-struct-debug-detailed[=...].
20190 * c-opts.c (c_common_handle_option): Add
20191 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20192 and OPT_femit_struct_debug_detailed_.
20193 * c.opt: Add specifications for
20194 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20195 and -femit-struct-debug-detailed[=...].
20196 * opts.c (set_struct_debug_option): Parse the
20197 -femit-struct-debug-... options.
20198 * opts.c (matches_main_base, main_input_basename,
20199 main_input_baselength, base_of_path, matches_main_base): Add
20200 variables and functions to compare header base name to compilation
20202 * opts.c (should_emit_struct_debug): Add to determine to emit a
20203 structure based on the option.
20204 (dump_struct_debug) Also disabled function to debug this
20206 * opts.c (handle_options): Save the base name of the
20209 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20210 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20211 This hook indicates if a type is generic. Set it by default
20212 to "never generic".
20213 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20214 to determine if a struct type is generic or not.
20215 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20216 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20217 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20218 with live C++ hook.
20220 * flags.h (enum debug_info_usage): Add an enumeration to describe
20221 a program's use of a structure type.
20222 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20223 to indicate the program's usage of the type. Filter structs based
20224 on the -femit-struct-debug-... specification.
20225 (gen_type_die): Split into two routines, gen_type_die and
20226 gen_type_die_with_usage. gen_type_die is now a wrapper
20227 that assumes direct usage.
20228 (gen_type_die_with_usage): Replace calls to gen_type_die
20229 with gen_type_die_with_usage adding the program usage of
20230 the referenced type.
20231 (dwarf2out_imported_module_or_decl): Suppress struct debug
20232 information using should_emit_struct_debug when appropriate.
20234 2007-04-16 Ian Lance Taylor <iant@google.com>
20236 PR tree-optimization/31522
20237 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20238 (vrp_initialize): Allocate vr_phi_edge_counts.
20239 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20240 executable edge. Drop test for all constants.
20241 (vrp_finalize): Free vrp_phi_edge_counts.
20243 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20244 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20246 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20247 predecessors at head rather than tail.
20249 2007-04-16 Matthias Klose <doko@debian.org>
20251 * config/alpha/linux.h (CPP_SPEC): Define.
20252 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20254 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20256 * function.h: Remove sequence_stack extern declaration.
20258 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20260 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20262 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20265 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20267 * config/avr/avr.c (avr_arch_types): Rearranging array.
20268 (enum avr_arch): Add.
20269 (avr_mcu_types): Use avr_arch enumeration constants instead of
20271 * config/avr/avr.h (LINK_SPEC): Simplify.
20273 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20275 * config/m68k/m68k.c (m68k_libcall_value,
20276 m68k_function_value): Use macros for register names more.
20278 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20280 (M68K_REGNAME): Use A6_REG.
20281 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20283 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20285 PR middle-end/28071
20286 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20287 'pending_read_list_length' and 'pending_write_list_length'. Update
20289 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20290 to handle two length counters instead of one. Update all uses.
20291 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20292 two length counters instead of one.
20293 * sched-rgn.c (propagate_deps): Update to handle two length counters
20296 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20299 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20300 copy of source, pass it to ix86_expand_vector_set and return
20303 2007-04-16 David Ung <davidu@mips.com>
20304 Joseph Myers <joseph@codesourcery.com>
20306 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20307 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20308 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20309 Add 74K processor information.
20310 * config/mips/mips.md: Include 74k.md.
20311 (cpu): Add 74kc,74kf,74kx.
20312 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20313 * config/mips/74k.md: New.
20314 * doc/invoke.texi (MIPS Options): Document 74K support.
20316 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20318 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20319 vectorizable_* functions.
20320 * tree-vect-transform.c (vectorizable_call): Add check for
20321 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20322 (vectorizable_store): likewise.
20323 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20325 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20326 (vectorizable_type_promotion, vectorizable_load): Likewise.
20327 (vectorizable_live_operation, vectorizable_condition): Likewise.
20328 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20330 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20332 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20334 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20335 register numbers more.
20336 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20337 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20338 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20339 FUNCTION_VALUE_REGNO_P): Likewise.
20340 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20341 STATIC_CHAIN_REGNUM): Likewise.
20342 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20343 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20344 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20345 * config/m68k/m68k.md (FP_REG): New.
20347 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20349 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20352 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20354 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20355 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20358 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20360 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20363 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20366 * c-decl.c (finish_decl): Grab the type of the decl after the call
20367 to store_init_value.
20369 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20371 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20373 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20376 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20377 dominators, post dominators and cleanup cfg before returning.
20379 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20381 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20382 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20384 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20386 * config.gcc: Recognize fido.
20387 * config/m68k/m68k-devices.def (fidoa): New.
20388 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20390 (FL_FIDOA, TARGET_FIDOA): New.
20391 * config/m68k/m68k.opt (mfidoa): New.
20393 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20395 PR middle-end/31322
20396 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20397 when a personality function is used.
20399 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20401 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20403 2007-04-13 Mike Stump <mrs@apple.com>
20405 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20407 * config/darwin.opt (fapple-kext): Make C++ only.
20408 * config/darwin.c (darwin_override_options): Remove code to ensure
20409 -fapple-kext is given for C++ only.
20411 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20413 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20414 * config/mips/mips.c (override_options): Call
20415 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20417 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20419 * config/i386/i386.opt (msvr3-shlib): Removed.
20421 * doc/invoke.texi: Remove -msvr3-shlib.
20423 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20425 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20426 with "popcnt" instruction.
20428 2007-04-13 Richard Guenther <rguenther@suse.de>
20430 PR tree-optimization/21258
20431 * tree-vrp.c (compare_case_labels): New helper.
20432 (find_switch_asserts): New function.
20433 (find_assert_locations): Call it for SWITCH_EXPRs.
20435 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20437 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20438 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20439 check is now implied in X87_FLOAT_MODE_P.
20440 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20441 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20442 (fix_trunc<mode>_i386_fisttp): Ditto.
20443 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20444 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20445 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20446 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20447 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20448 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20449 (unnamed_splitters): Ditto.
20450 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20451 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20452 FIRST_SSE_REG for local functions when SSE math is enabled or
20453 for functions with sseregparm attribute.
20454 (standard_80387_constant_p): Return -1 if mode is not
20456 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20457 (ix86_expand_compare): Ditto.
20458 (ix86_expand_carry_flag_compare): Ditto.
20459 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20460 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20461 DECIMAL_FLOAT_MODE_P.
20462 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20463 of SCALAR_FLOAT_MODE_P.
20464 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20465 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20466 checks before FLOAT_MODE_P.
20467 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20468 before FLOAT_MODE_P.
20473 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20475 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20476 Charles Wilson <libtool@cwilson.fastmail.fm>
20478 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20479 (libgcc.mvars): Don't depend on them.
20480 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20481 * exec-tool.in: New.
20483 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20485 * doc/invoke.text (--help): Document --help=common.
20487 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20489 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20491 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20493 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20494 * genemit.c (main): Emit #include "integrate.h".
20495 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20496 (LOADGP_RTP): New mips_loadgp_style.
20497 * config/mips/mips.h: Include config/vxworks-dummy.h.
20498 (TARGET_RTP_PIC): New macro.
20499 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20500 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20501 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20502 for TARGET_RTP_PIC.
20503 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20504 -mvxworks-pic when using -mrtp and a PIC option.
20505 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20507 (mips_symbolic_constant_p, mips_symbolic_address_p)
20508 (mips_symbol_insns): Handle SYMBOL_HALF.
20509 (override_options): Warn about -G and -mrtp being used together.
20510 Initialize mips_lo_relocs[SYMBOL_HALF].
20511 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20512 (mips_emit_loadgp): Handle LOADGP_RTP.
20513 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20514 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20515 (tablejump): Handle function-relative case table entries if
20517 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20519 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20521 * config/mips/mips.md (load_call<mode>): Allow any general register.
20523 (sibcall_value_internal, sibcall_value_multiple_internal)
20524 (call_value_internal, call_value_split, call_value_multiple_internal)
20525 (call_value_multiple_split): Remove constraints from operand 0.
20527 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20529 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20530 rather than loadgp_noshared.
20531 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20532 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20534 * config/mips/mips.md (loadgp): Rename to...
20535 (loadgp_newabi): ...this.
20536 (loadgp_noshared): Rename to...
20537 (loadgp_absolute): ...this.
20539 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20541 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20542 false for locally-binding symbols.
20543 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20545 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20547 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20548 (SYMBOL_GOT_PAGE_OFST): ...this.
20549 (SYMBOL_GOT_GLOBAL): Rename to...
20550 (SYMBOL_GOT_DISP): ...this.
20551 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20552 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20553 * config/mips/mips.c (mips_global_symbol_p): New function.
20554 (mips_symbol_binds_local_p): Likewise.
20555 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20556 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20557 mips_global_symbol_p and mips_symbol_binds_local_p.
20558 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20559 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20560 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20561 SYMBOL_GOTOFF_DISP.
20562 (mips_ok_for_lazy_binding_p): New function.
20563 (mips_load_call_address, mips_expand_call): Use it.
20564 (mips_dangerous_for_la25_p): Likewise.
20565 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20566 (*got_disp<mode>): Use got_disp_operand instead of
20567 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20568 SYMBOL_GOTOFF_GLOBAL.
20569 (*got_page<mode>): Use got_page_ofst_operand instead of
20571 * config/mips/predicates.md (const_call_insn_operand): Use
20572 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20573 (global_got_operand): Rename to...
20574 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20576 (local_got_operand): Rename to...
20577 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20578 of SYMBOL_GOT_LOCAL.
20580 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20582 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20583 TARGET_CALL_CLOBBERED_GP.
20584 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20585 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20586 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20587 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20588 of TARGET_ABICALLS && !TARGET_NEWABI.
20589 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20590 * config/mips/mips.c (mips_load_call_address): Check
20591 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20592 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20593 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20594 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20595 TARGET_ABICALLS && TARGET_NEWABI.
20596 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20598 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20599 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20600 TARGET_ABICALLS && TARGET_NEWABI.
20601 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20602 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20603 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20604 whether indirect calls must use $25.
20605 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20607 * config/mips/mips.md (jal_macro): Check flag_pic and
20608 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20609 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20610 instead of TARGET_ABICALLS.
20611 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20612 TARGET_ABICALLS && TARGET_OLDABI.
20613 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20614 (sibcall): In the comment above the define_insn, mention
20615 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20616 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20617 instead of TARGET_ABICALLS.
20619 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20621 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20622 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20623 (MACFLAGS_MATCH_P): New macro.
20624 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20625 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20626 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20627 the other MACFLAG constants.
20628 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20629 (flag_machi): Tighten constraints. Renumber some of the operands.
20630 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20632 (flag_machi_parts_acconly): New pattern.
20633 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20635 (flag_macinit1hi): Tighten constraints.
20636 (flag_mul_macv2hi_parts_acconly): New pattern.
20638 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20639 Use a more efficient implementation.
20640 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20641 inline sequences when not optimizing for size.
20643 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20644 movhi_high2low): Delete, merge functionality into...
20645 (packv2hi): ... this pattern.
20647 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20648 * config/bfin/bfin.opt (msim): New option.
20649 (mcpu=): New option.
20650 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20651 (bfin_cpu_t): Typedef of enum bfin_cpu.
20652 (bfin_cpu_type): New declaration.
20653 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20654 -msim and -mcpu= options.
20655 (LIB_SPEC): Likewise.
20656 * config/bfin/bfin.c (bfin_cpu_type): Define.
20657 (bfin_handle_option): Handle -mcpu= option.
20658 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20659 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20660 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20662 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20664 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20665 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20666 (powerpc-wrs-vxworksae): Use ${tm_file}.
20667 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20668 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20669 * config/i386/vx-common.h: New file.
20671 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20673 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20676 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20678 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20681 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20685 * c-common.c (c_build_qualified_type): Set canonical type
20688 2007-04-12 Richard Guenther <rguenther@suse.de>
20690 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20691 lower bound and element size if lower bound is not zero
20692 or either of the ARRAY_REF operands is set.
20694 2007-04-12 Richard Guenther <rguenther@suse.de>
20696 PR tree-optimization/24689
20697 PR tree-optimization/31307
20698 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20700 * gimplify.c (canonicalize_addr_expr): To be consistent with
20701 gimplify_compound_lval only set operands two and three of
20702 ARRAY_REFs if they are not gimple_min_invariant. This makes
20703 it never at this place.
20704 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20706 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20708 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20709 null before emitting a .nsubspa directive.
20711 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20713 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20714 need_to_partition_p if there are no memory statements in the
20717 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20719 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20720 (gcd_of_steps_may_divide_p): New function.
20721 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20723 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20725 * reload.c (find_reloads_toplev, find_reloads_address,
20726 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20727 not a pointer equality test, to decide if we need to call
20728 push_reg_equiv_alt_mem.
20730 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20732 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20733 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20735 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20737 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20739 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20740 vector to be positive.
20742 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20746 * doc/invoke.texi: Document --params max-aliased-vops and
20748 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20749 debug_memory_partitions): Move to tree-flow.h
20750 * params.h (AVG_ALIASED_VOPS): Define.
20751 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20753 (mp_info_t): Likewise.
20754 (get_mem_sym_stats_for): New.
20755 (set_memory_partition): Move from tree-flow-inline.h.
20756 (mark_non_addressable): Only clear the set of symbols for the
20757 partition if it exists.
20758 (dump_memory_partitions): Move from tree-ssa-operands.c
20759 (debug_memory_partitions): Likewise.
20760 (need_to_partition_p): New.
20761 (dump_mem_ref_stats): New.
20762 (debug_mem_ref_stats): New.
20763 (dump_mem_sym_stats): New.
20764 (debug_mem_sym_stats): New.
20765 (update_mem_sym_stats_from_stmt): New.
20766 (compare_mp_info_entries): New.
20767 (mp_info_cmp): Call it.
20768 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20770 (get_mpt_for): Move from tree-ssa-operands.c.
20771 (find_partition_for): New.
20772 (create_partition_for): Remove.
20773 (estimate_vop_reduction): New.
20774 (update_reference_counts): New.
20775 (build_mp_info): New.
20776 (compute_memory_partitions): Refactor.
20777 Document new heuristic.
20778 Call build_mp_info, update_reference_counts,
20779 find_partition_for and estimate_vop_reduction.
20780 (compute_may_aliases): Populate virtual operands before
20781 calling debugging dumps.
20782 (delete_mem_sym_stats): New.
20783 (delete_mem_ref_stats): New.
20784 (init_mem_ref_stats): New.
20785 (init_alias_info): Call it.
20786 (maybe_create_global_var): Remove alias_info argument.
20787 Get number of call sites and number of pure/const call sites
20788 from gimple_mem_ref_stats().
20789 (dump_alias_info): Call dump_memory_partitions first.
20790 (dump_points_to_info_for): Show how many times a pointer has
20792 * opts.c (decode_options): For -O2 set --param
20793 max-aliased-vops to 500.
20794 For -O3 set --param max-aliased-vops to 1000 and --param
20795 avg-aliased-vops to 3.
20796 * fortran/options.c (gfc_init_options): Remove assignment to
20798 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20799 * tree-dfa.c (dump_variable): Dump memory reference
20801 Dump NO_ALIAS* settings.
20802 (referenced_var_lookup): Tidy.
20803 (mem_sym_stats): New.
20804 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20805 and ORIG are different SSA names for a memory partition.
20806 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20807 * tree-flow.h (struct mem_sym_stats_d): Define.
20808 (mem_sym_stats_t): Define.
20809 (struct mem_ref_stats_d): Define.
20810 (struct gimple_df): Add field mem_ref_stats.
20811 (enum noalias_state): Define.
20812 (struct var_ann_d): Add bitfield noalias_state.
20813 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20814 debug_mem_ref_stats, debug_memory_partitions,
20815 debug_mem_sym_stats): Declare.
20816 * tree-ssa-structalias.c (update_alias_info): Update call
20817 sites, pure/const call sites and asm sites in structure
20818 returned by gimple_mem_ref_stats.
20819 Remove local variable IS_POTENTIAL_DEREF.
20820 Increase NUM_DEREFS if the memory expression is a potential
20822 Call update_mem_sym_stats_from_stmt.
20823 If the memory references memory, call
20824 update_mem_sym_stats_from_stmt for all the direct memory
20825 symbol references found.
20826 (intra_create_variable_infos): Set noalias_state field for
20827 pointer arguments according to the value of
20828 flag_argument_noalias.
20829 * tree-ssa-structalias.h (struct alias_info): Remove fields
20830 num_calls_found and num_pure_const_calls_found.
20831 (update_mem_sym_stats_from_stmt): Declare.
20832 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20833 Set default value to 100.
20834 (PARAM_AVG_ALIASED_VOPS): Define.
20836 2007-04-11 Richard Guenther <rguenther@suse.de>
20838 PR middle-end/31530
20839 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20840 a * -b + c as c - a * b if we honor sign dependent rounding.
20842 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20844 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20845 bfin_expand_strmov.
20846 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20847 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20849 (initialize_trampoline): Don't use old-style function definition.
20850 (bfin_secondary_reload): Mark IN_P argument as unused.
20852 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20854 PR tree-optimization/31343
20855 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20856 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20857 * testsuite/gcc.dg/vect/pr31343.c: New.
20859 2007-04-10 Eric Christopher <echristo@apple.com>
20861 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20862 * config/i386/i386.md (*cmpfp0): Use.
20863 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20864 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20865 (fix_trunc<mode>_i386_fisttp): Ditto.
20866 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20867 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20868 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20869 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20870 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20871 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20872 (unnamed_splitters): Ditto.
20873 * config/i386/i386.c (output_fix_trunc): Assert that
20874 we're not being passed a TFmode operand.
20876 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20878 PR tree-optimization/31526
20879 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20880 n_basic_blocks to find newly added blocks.
20882 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20884 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20886 (fix_trunc<mode>si_sse): Ditto.
20887 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20888 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20889 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20890 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20891 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20892 expander using SSEMODEF mode macro.
20893 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20894 expander using SSEMODEF mode macro.
20895 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20896 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20897 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20898 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20899 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20900 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20901 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20902 Macroize insn using X87MODEF mode macro.
20904 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20906 * config/i386/sse.md (sse2_pinsrw): Removed.
20907 (sse2_pextrw): Renamed to ...
20908 (*sse2_pextrw): This.
20910 2007-04-09 Jan Hubicka <jh@suse.cz>
20913 * config/i386/sse.md
20914 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20915 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20916 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20917 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20919 2007-04-09 Jan Hubicka <jh@suse.cz>
20921 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20922 multiple fields of union.
20924 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20926 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20927 (create_preheaders): Check that loops are available.
20928 (fix_loop_structure): Clean up, improve comments.
20929 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20930 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20932 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20933 * predict.c (tree_estimate_probability): Do not call
20934 calculate_dominance_info. Call create_preheaders.
20935 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20936 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20938 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20939 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20940 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20941 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20944 2007-04-08 Jan Hubicka <jh@suse.cz>
20946 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20947 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20948 * fold-const.c (fold_unary): Use it.
20950 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20952 * varasm.c (assemble_variable): Remove call to
20953 lang_hooks.decls.prepare_assemble_variable.
20954 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20955 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20956 * langhooks.h (lang_hooks_for_decls): Remove
20957 prepare_assemble_variable.
20959 2007-04-08 Mike Stump <mrs@apple.com>
20961 * config/i386/i386.c: Use inc/dec on Core2.
20963 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20965 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20966 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20967 lhd_tree_inlining_end_inlining): Remove.
20968 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20969 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20970 end_inlining hooks.
20971 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20972 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20973 lhd_tree_inlining_end_inlining): Remove prototypes.
20974 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20975 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20976 LANG_HOOKS_TREE_INLINING_START_INLINING,
20977 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20979 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20982 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20985 * config/avr/predicates.md (io_address_operand): Delete predicate.
20986 (low_io_address_operand): Don't use 'mode' argument.
20987 (higth_io_address_operand): Rename ...
20988 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20989 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20992 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20994 Revert change removing staticp.
20996 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20999 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21002 2007-04-07 Bruce Korb <bkorb@gnu.org>
21004 * c.opt: Add -Wformat-contains-nul.
21005 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21007 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21008 the NUL byte warning.
21010 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21012 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21014 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21016 * tree.c (staticp): No longer use staticp langhook.
21017 * langhooks.c (lhd_staticp): Removed.
21018 * langhooks.h (struct lang_hooks): Remove staticp.
21019 * c-common.c (c_staticp): Remove.
21020 * c-common.h (c_staticp): Ditto.
21021 * langhooks-defs.h (lhd_staticp): Ditto.
21022 (LHD_HOOKS_STATICP): Ditto
21023 * tree.h (gcc_assert_lowered): New macro.
21025 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21027 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21028 argument "reliable".
21029 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21030 Add argument "reliable". Propagate it through calls.
21031 (infer_loop_bounds_from_undefined): Derive number of iterations
21032 estimates from references in blocks that do not dominate loop latch.
21033 (gcov_type_to_double_int): New function.
21034 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21035 and expected_loop_iterations_unbounded.
21036 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21037 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21038 * tree-data-ref.c (estimated_loop_iterations): Export.
21039 (get_references_in_stmt): Fix -- do not return addresses of local
21041 * cfgloop.h (expected_loop_iterations_unbounded,
21042 estimated_loop_iterations): Declare.
21044 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21046 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21048 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21050 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21051 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21052 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21053 Use output_387_reg_move().
21054 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21055 expander using X87MODEF12 mode macro.
21056 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21057 choosing register preferences. Use output_387_reg_move().
21058 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21059 instead of "x". Use output_387_reg_move().
21060 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21061 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21062 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21063 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21064 Use output_387_reg_move().
21065 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21067 (*truncxf?f_i387 splitter): Ditto.
21069 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21071 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21072 LANG_HOOKS_SAFE_FROM_P.
21073 * expr.c (safe_from_p): Remove langhook call.
21074 * langhooks.h (lang_hooks): Remove safe_from_p.
21075 (lhd_safe_from_p): Remove prototype.
21076 * langhooks.c (lhd_safe_from_p): Remove.
21078 2007-04-06 Jan Hubicka <jh@suse.cz>
21080 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21083 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21085 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21086 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21087 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21088 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21090 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21091 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21093 2007-04-05 Richard Henderson <rth@redhat.com>
21095 * config/alpha/alpha.c (print_operand) [+]: Remove.
21096 (alpha_end_function): Print nop if call at end of function.
21097 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21098 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21099 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21100 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21101 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21102 the call pattern. Update peepholes to match.
21104 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21106 * doc/extend.texi (Other Builtins): Add decimal float variants
21108 * builtins.def: Ditto.
21109 * builtins.c (expand_builtin): Ditto.
21111 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21112 H.J. Lu <hongjiu.lu@intel.com>
21115 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21116 of V8HImode when calling ix86_binary_operator_ok.
21117 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21118 (sdot_prodv8hi): Operands 1 and 2 must be register.
21120 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21122 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21123 initialize align to silence bogus warning.
21125 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21127 PR middle-end/22156
21128 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21130 (struct sra_walk_fns): Remove use_all parameter from use.
21131 (sra_hash_tree): Handle BIT_FIELD_REFs.
21132 (sra_elt_hash): Don't hash bitfld blocks.
21133 (sra_elt_eq): Skip them in parent compares as well. Handle
21135 (sra_walk_expr): Don't maintain or pass down use_all_p.
21136 (scan_use): Remove use_all parameter.
21137 (scalarize_use): Likewise. Re-expand assignment to
21138 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21139 output, and re-scalarize after output. Don't mark anything
21141 (scalarize_ldst): Adjust.
21142 (scalarize_walk_gimple_modify_statement): Likewise.
21143 (build_element_name_1): Handle BIT_FIELD_REFs.
21144 (instantiate_element): Don't warn for any element whose parent
21145 is used as a whole.
21146 (instantiate_missing_elements_1): Return the sra_elt.
21147 (canon_type_for_field): New.
21148 (try_instantiate_multiple_fields): New.
21149 (instantiate_missing_elemnts): Use them.
21150 (mark_no_warning): Removed.
21151 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21152 (REPLDUP, sra_build_elt_assignment): New.
21153 (generate_copy_inout): Use them.
21154 (generate_element_copy): Likewise. Handle bitfld differences.
21155 (generate_element_zero): Don't recurse for blocks. Use
21156 sra_build_elt_assignment.
21157 (generate_one_element_int): Take elt instead of var. Use
21158 sra_build_elt_assignment.
21159 (generate_element_init_1): Adjust.
21160 (scalarize_use, scalarize_copy): Use REPLDUP.
21161 (scalarize_ldst): Move assert before dereference.
21162 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21164 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21166 * regmove.c: Fix unused variable warnings due to previous commit.
21168 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21170 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21171 (regmove_bb_head): Remove.
21172 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21173 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21174 problems with fixup_match_1.
21175 Don't initialize/free regmove_bb_head.
21177 (reg_is_remote_constant_p): If an insn is in the same basic block
21178 but not before INSN, consider it remote, too.
21180 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21183 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21184 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21186 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21188 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21189 (CONDITIONAL_REGISTER_USAGE): Likewise.
21191 2007-04-04 Richard Henderson <rth@redhat.com>
21193 * config/alpha/lib1funcs.asm: Remove unused file.
21195 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21198 * opts.c (print_specific_help): Fix --help=<language>
21200 (common_handle_option): Support --help=common.
21202 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21205 * gcc.c (main): Do not run the linker if
21206 print_subprocess_help indicates that it shouldn't be
21209 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21212 * doc/invoke.texi (--help=): Document <languages> value, fix
21213 formatting in tables of values.
21215 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21217 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21218 dllimport attribute of virtual methods.
21220 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21222 * config/score/crti.asm: Change _bss_start to __bss_start.
21223 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21224 (OUTGOING_REG_PARM_STACK_SPACE) update.
21225 * config/score/score.opt: add options to make backend support
21226 score5, score5u, score7 and score7d.
21227 * config/score/score.md: Likewise.
21228 * config/score/misc.md: Likewise.
21229 * config/score/mac.md: Likewise.
21230 * doc/invoke.texi: Likewise.
21231 * doc/md.texi: update constraints define.
21233 2007-04-03 Richard Henderson <rth@redhat.com>
21235 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21236 an appropriate type, use the mode instead.
21238 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21240 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21241 Set the default --with-arch setting to mips2.
21242 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21243 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21244 (MULTILIB_OSDIRNAMES): Delete.
21245 (MULTILIB_DIRNAMES): Define.
21246 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21247 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21248 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21249 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21250 VXWORKS_OS_CPP_BUILTINS.
21251 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21252 (MIPS_DEBUGGING_INFO): Undefine.
21253 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21255 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21257 PR middle-end/30704
21258 * fold-const.c (native_encode_real): Encode real.c provided longs
21259 as a series of 32-bit native integers.
21260 (native_interpret_real): Interpret buffer as a series of 32-bit
21263 2007-04-03 Richard Guenther <rguenther@suse.de>
21265 * genpreds.c (write_insn_constraint_len): Write function
21266 optimized for CONSTRAINT_LEN implementation.
21267 (write_tm_preds_h): Output insn_constraint_len inline and
21268 use it for CONSTRAINT_LEN.
21269 (write_insn_preds_c): Don't output insn_constraint_len.
21270 * doc/md.texi (define_register_constraint): Document multi-letter
21271 constraints shall have the same length if they start with the same
21274 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21277 * config/i386/i386.md (isinf<mode>2): Expand only when
21278 TARGET_C99_FUNCTIONS is set.
21280 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21282 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21283 (x86_64-*-linux*): Ditto.
21284 * config/i386/i386.opt (mpc): New option.
21285 * config/i386/i386.c (overrride_options): Handle
21286 ix87_precision_string.
21287 * config/i386/crtprec.c: New file.
21288 * config/i386/t-crtpc: Ditto.
21289 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21290 and -mpc80 options.
21291 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21292 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21293 crtprec32.o, crtprec64.o and crtprec80.o.
21295 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21296 and -mpc80 options.
21297 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21299 2007-04-02 Eric Christopher <echristo@apple.com>
21301 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21302 limitations on darwin.
21304 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21307 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21309 2007-04-02 Dave Korn <dave.korn@artimi.com>
21311 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21313 2007-04-02 Dave Korn <dave.korn@artimi.com>
21315 * libgcc2.h (exception_descriptor): Don't forward-declare.
21316 (__get_eh_table_language, __get_eh_table_version): Delete
21317 prototypes of long-dead functions.
21319 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21321 * ebitmap.h: New file
21322 * ebitmap.c: New file
21323 * Makefile.in (ebitmap.o): New target.
21325 2007-04-01 Jan Hubicka <jh@suse.cz>
21327 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21328 before very first instruction.
21330 2007-04-01 Jan Hubicka <jh@suse.cz>
21332 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21333 waring on 64bit hosts.
21334 * bitmap.h: Fix typo in bitmap_head_def.
21336 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21338 PR rtl-optimization/31391
21339 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21340 into a DELETED_LABEL note, and the label is in an empty basic
21341 block, update BB_END as well as BB_HEAD.
21343 2007-04-01 Richard Henderson <rth@redhat.com>
21345 PR tree-optimization/31169
21346 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21347 to varying if the range is outside [0, prec-1].
21349 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21352 * config/mips/mips.md (load_const_gp): New insn.
21353 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21354 the MIPS16 GP pseudo register if no_new_pseudos.
21355 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21357 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21360 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21362 (call_value): Likewise.
21364 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21365 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21368 * doc/invoke.texi: (optimization options): Reword description
21369 of -ffast-math. Document its primary purpose.
21371 2007-03-31 Richard Guenther <rguenther@suse.de>
21373 * omp-low.c (splay-tree.h): Include.
21374 (lookup_decl): Replace splay-tree usage by pointer-map.
21375 (maybe_lookup_decl): Likewise.
21376 (new_omp_context): Likewise.
21377 (delete_omp_context): Likewise.
21378 * gimplify.c (splay-tree.h): Include.
21379 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21381 (remap_ssa_name): Likewise.
21382 (remap_decl): Likewise.
21383 (remap_type_1): Likewise.
21384 (remap_type): Likewise.
21385 (copy_body_r): Likewise.
21386 (expand_call_inline): Likewise.
21387 (clone_body): Likewise.
21388 (copy_tree_r): Likewise.
21389 (remap_save_expr): Likewise.
21390 (unsave_r): Likewise.
21391 (unsave_expr_now): Likewise.
21392 (tree_function_versioning): Likewise.
21393 (build_duplicate_type): Likewise.
21394 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21395 (struct copy_body_data): Replace splay-tree by pointer-map.
21396 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21397 not $(SPLAY_TREE_H).
21398 (gimplify.o): Depend on $(SPLAY_TREE_H).
21399 (omp-low.p): Likewise.
21401 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21403 * config/avr/predicates.md (even_register_operand,
21404 odd_register_operand): New predicates.
21405 * config/avr/avr.md (movw peephole2): New.
21406 (movw_r peephole2): New.
21408 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21410 * tree.h (get_signed_or_unsigned_type): New.
21411 * fold-const.c (operand_equal_for_comparison_p): Use
21412 get_signed_or_unsigned_type instead of
21413 lang_hooks.types.signed_or_unsigned_type.
21414 * expr.c (store_expr): Ditto.
21415 * langhooks.c (get_signed_or_unsigned_type): New.
21416 (lhd_signed_or_unsigned_type): New.
21417 * langhooks.h (lhd_signed_or_unsigned_type): New.
21418 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21420 2007-03-30 Richard Henderson <rth@redhat.com>
21422 * tree-ssa-loop-ivopts.c: Include target.h.
21423 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21424 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21425 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21426 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21428 2007-03-30 Richard Henderson <rth@redhat.com>
21429 Kai Tietz <kai.tietz@onevision.com>
21431 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21432 default for 64-bit.
21433 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21434 (TARGET_64BIT_MS_ABI): New.
21435 (DBX_REGISTER_NUMBER): Handle 64-bit.
21436 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21437 (LONG_TYPE_SIZE): Force to 32.
21438 (REG_PARM_STACK_SPACE): New.
21439 (OUTGOING_REG_PARM_STACK_SPACE): New.
21440 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21441 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21442 (STACK_BOUNDARY): Use 128 for 64-bit.
21443 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21444 Add 64-bit implementation.
21445 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21447 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21448 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21449 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21450 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21451 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21452 TARGET_64BIT_MS_ABI.
21453 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21454 (ix86_pass_by_reference): Likewise.
21455 (ix86_function_value_regno_p): Likewise.
21456 (ix86_build_builtin_va_list): Likewise.
21457 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21458 (function_arg_advance_ms_64): New.
21459 (function_arg_advance): Call it.
21460 (function_arg_ms_64): New.
21461 (function_arg): Call it.
21462 (function_value_ms_64): New.
21463 (ix86_function_value_1): Call it.
21464 (return_in_memory_ms_64): New.
21465 (ix86_return_in_memory): Call it.
21466 (setup_incoming_varargs_ms_64): New.
21467 (ix86_setup_incoming_varargs): Call it.
21468 (ix86_expand_prologue): Handle 64-bit stack probing.
21469 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21470 (output_pic_addr_const): Likewise.
21471 (x86_this_parameter): Likewise.
21472 (x86_output_mi_thunk): Likewise.
21473 (x86_function_profiler): Likewise.
21474 (TARGET_STRICT_ARGUMENT_NAMING): New.
21475 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21476 (TARGET_64BIT_MS_ABI): New.
21477 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21478 * config/i386/i386.md (allocate_stack_worker): Remove.
21479 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21480 describe the clobber of eax without a match_scratch.
21481 (allocate_stack_worker_postreload): Remove.
21482 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21483 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21484 (allocate_stack_worker_rex64_postreload): Remove.
21485 (allocate_stack): Handle 64-bit.
21486 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21487 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21488 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21489 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21490 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21491 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21492 * config.build (x86_64-*-mingw*): New host.
21493 * config.host (x86_64-*-mingw*): New host.
21494 * config.gcc (x86_64-*-mingw*): New target.
21495 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21497 2007-03-30 Richard Henderson <rth@redhat.com>
21498 Kai Tietz <kai.tietz@onevision.com>
21500 * c-pragma.c (struct def_pragma_macro_value): New.
21501 (struct def_pragma_macro): New.
21502 (pushed_macro_table): New.
21503 (dpm_hash, dpm_eq): New.
21504 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21505 (init_pragma): Install them.
21506 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21508 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21510 * config/avr/avr.c (avr_override_options): Clear
21511 'flag_delete_null_pointer_checks'.
21513 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21516 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21517 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21518 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21519 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21520 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21521 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21522 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21524 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21526 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21528 * regmove.c: Move all of pass_stack_adjustments from here...
21529 * combine-stack-adj.c: ...to this new file.
21530 * Makefile.in: Add rules for combine-stack-adj.o.
21532 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21534 PR tree-optimization/31383
21535 * tree-data-ref.c (affine_function_equal_p): Do not require the
21536 vectors to have the same length.
21538 2007-03-30 Jan Hubicka <jh@suse.cz>
21540 PR middle-end/30700
21541 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21542 availablility; add more sanity checking; ask varpool only about
21545 2007-03-29 Richard Henderson <rth@redhat.com>
21547 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21548 to decide, but __SIZEOF_LONG_LONG__.
21550 2007-03-29 Richard Henderson <rth@redhat.com>
21552 * emutls.c (struct __emutls_array): New.
21553 (emutls_destroy): Use it instead of casting element 0 from void*.
21554 (__emutls_get_address): Likewise.
21556 2007-03-29 Richard Henderson <rth@redhat.com>
21558 * varasm.c (initializer_constant_valid_p): Don't deny
21559 DECL_DLLIMPORT_P on functions.
21561 * config/i386/cygming.h: Remove function declarations.
21562 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21563 (ASM_OUTPUT_LABELREF): Remove.
21564 (COMMON_ASM_OP): Remove.
21565 (ASM_OUTPUT_COMMON): Remove.
21566 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21567 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21568 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21569 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21570 Rename from TARGET_ENCODE_SECTION_INFO.
21571 * config/i386/netware.h: Likewise.
21572 * config/i386/i386-protos.h: Update.
21573 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21574 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21575 (legitimate_constant_p): Reject dllimports.
21576 (dllimport_map, get_dllimport_decl): New.
21577 (legitimize_dllimport_symbol): New.
21578 (legitimize_address, ix86_expand_move): Use it.
21579 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21580 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21581 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21582 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21583 * config/i386/predicates.md (constant_call_address_operand): Only
21584 accept symbols; reject dllimport_p symbols.
21585 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21586 i386_pe_maybe_record_exported_symbol.
21587 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21588 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21589 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21590 trust the setting of DECL_DLLIMPORT_P.
21591 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21592 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21593 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21594 tidy the argument scanning loop.
21595 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21596 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21597 (i386_pe_strip_name_encoding): Remove.
21598 (i386_pe_binds_local_p): New.
21599 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21600 (i386_pe_output_labelref): Remove.
21601 (i386_pe_asm_output_aligned_decl_common): New.
21602 (i386_pe_maybe_record_exported_symbol): Rename from
21603 i386_pe_record_exported_symbol; check for dllexported symbols.
21605 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21607 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21608 add comment explaining why vsnprintf cannot be used.
21610 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21612 PR tree-optimization/30666
21613 * tree.c (build_complex_type): When creating type names for DWARF2
21614 debug info, create TYPE_DECLs for TYPE_NAME instead of
21616 (build_common_tree_nodes_2): Use build_complex_type when building
21617 predefined complex types, to preserve canonical types.
21619 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21621 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21622 (noce_get_alt_condition): Look at it to determine whether to
21623 reverse the condition or not.
21624 (noce_get_condition): Substitute the truth for lies.
21625 (noce_find_if_block): Set the then_else_reversed field.
21627 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21629 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21630 destination of this insn.
21631 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21632 than calling gen_rtx_SET directly. Use r0 to hold the value of
21633 'address + 4' rather than a stack based temporary which can be
21634 mis-optimized away.
21636 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21638 * config/s390/s390.c (s390_secondary_input_reload_class,
21639 s390_secondary_output_reload_class): Functions removed.
21640 (s390_secondary_reload): New function.
21641 (TARGET_SECONDARY_RELOAD): Target macro defined.
21642 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21643 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21644 * config/s390/s390.md ("reload_outti", "reload_outdi",
21645 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21646 "reload_out<mode>"): Expanders removed.
21647 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21648 "reload<mode>_nonoffmem_out"): Expanders added.
21650 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21652 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21653 action if SRC->DEST replacement failed anyway.
21655 2007-03-28 Mike Stump <mrs@apple.com>
21657 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21658 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21659 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21661 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21663 * config.gcc: Accept barcelona as a variant of amdfam10.
21664 * config/i386/i386.c (override_options): Likewise.
21665 * doc/invoke.texi: Likewise.
21667 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21669 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21670 offsets for BIT_FIELD_REF and COMPONENT_REF.
21672 2007-03-28 Richard Guenther <rguenther@suse.de>
21674 * tree.c (is_global_var): Move ...
21675 * tree-flow-inline.h (is_global_var): ... here.
21676 * tree.h (is_global_var): Remove declaration.
21678 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21680 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21682 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21683 * config/i386/i386.c (ix86_tune_features): Initialize new
21685 * config/i386/predicates.md (promotable_binary_operator): Use
21686 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21688 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21691 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21693 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21695 * config/fr30/fr30.md (movsi_internal): Change destination
21696 constraint from m to V and add m to the end.
21698 2007-03-28 Christian Bruel <christian.bruel@st.com>
21700 * config/sh/sh.md (movsi_i): Fix type attribute.
21702 2007-03-28 Christian Bruel <christian.bruel@st.com>
21704 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21705 (movsf_ie): Likewise.
21707 2007-03-28 Christian Bruel <christian.bruel@st.com>
21709 * config.gcc: Add sh4-300 to multilib.
21710 * config/sh/t-mlib-sh4-300: New file.
21712 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21714 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21715 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21716 fix_trunc<mode>di2.
21717 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21718 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21719 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21720 "fixuns_trunctddi2"): Whitespace fix.
21722 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21724 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21725 the definition of struct sh_args.
21726 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21727 CALL_COOKIE_INT_REG_GET): Likewise.
21729 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21731 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21732 transformations are applied successfully.
21734 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21736 * tree.c (tree_contains_struct): Permit 512 tree codes.
21737 * tree.h (tree_contains_struct): Ditto.
21738 (MAX_TREE_CODES): Ditto.
21739 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21740 SPARE member to store remaining padding bits.
21742 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21744 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21747 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21749 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21750 * configure: Regenerate.
21752 * configure: Regenerate using the correct version of autoconf.
21754 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21756 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21758 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21759 regs to "__SP_L__" and "__SP_H__".
21761 2007-03-27 Richard Guenther <rguenther@suse.de>
21763 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21764 computations with it with a HOST_WIDE_INT variable.
21766 2007-03-26 Mike Stump <mrs@apple.com>
21768 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21769 objective-c-header, objective-c++-header and objc++-cpp-output
21771 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21773 2007-03-26 Richard Henderson <rth@redhat.com>
21776 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21777 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21778 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21779 IX86_BUILTIN_PSRLQ128): New.
21780 (ix86_init_mmx_sse_builtins): Add them.
21781 (ix86_expand_builtin): Expand them.
21782 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21783 operand 2 be TImode.
21784 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21785 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21786 _mm_srli_epi64): Mark __B const.
21787 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21788 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21789 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21790 new two-vector shift builtins.
21792 2007-03-26 Ian Lance Taylor <iant@google.com>
21794 PR tree-optimization/31345
21795 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21796 [+INF, +INF(OVF)] into VARYING.
21798 2007-03-26 Zack Weinberg <zackw@panix.com>
21800 * gengtype-parse.c: New file.
21801 * gengtype-yacc.y: Delete.
21802 * gengtype-lex.l: Don't include gengtype-yacc.h.
21803 Define YY_DECL and yyterminate appropriately for recursive
21804 descent parser. yylval is now a string out-parameter to yylex.
21805 (HWS, EOID): New shorthand.
21806 (IWORD): Add a couple more types.
21807 (yylex): Add a setup stanza. Remove the complex rules for
21808 detecting GTY'ed types and typedefs; replace with simple
21809 keyword detectors. Adjust everything for the changed
21810 definition of yylval. Ignore all pp-directives, not just #define.
21812 (parse_file): Rename yybegin; do not call yyparse.
21814 * gengtype.c (xasprintf): Export again.
21815 (this_file): New. Use everywhere __FILE__ was being used.
21816 (get_lang_bitmap): Special case types defined in gengtype.c.
21817 (do_typedef, new_structure): Suppress definition of certain types.
21818 (new_structure): Improve diagnostics of duplicate definitions.
21819 Make sure location_s is associated with input.h.
21820 (nreverse_pairs, define_location_structures): New functions.
21821 (main): Improve tagging of kludge types. Remove old kludges
21822 for input.h types; use define_location_structures.
21823 * gengtype.h: Update prototypes. Define token codes here.
21824 * Makefile.in: Remove all references to gengtype-yacc.
21825 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21827 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21828 add GTY((skip)) to the field that's only conditionally there.
21829 * doc/install.texi: Document that Bison is no longer required
21830 unless building treelang.
21832 * gengtype.c: Don't include gtyp-gen.h.
21833 (srcdir): Declare here.
21834 (base_files, lang_dir_names): Allocate dynamically.
21835 (gt_files, num_gt_files, num_lang_dirs): New globals.
21836 (measure_input_list, read_input_line, read_input_list)
21837 (set_lang_bitmap): New functions.
21838 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21839 simplify, relying on read_input_list to set up the bitmaps.
21840 (main): Arguments are no longer unused. Check for correct number
21841 of command line arguments, set srcdir and srcdir_len, then call
21842 read_input_list, before doing anything else. No need to worry
21843 about duplicates in main loop.
21844 * configure.ac: Simplify the calculation of all_gtfiles.
21845 Put language tags in there. Don't set or substitute
21846 all_gtfiles_files_langs or all_gtfiles_files_frags.
21847 * Makefile.in: Revamp the way gengtype is invoked, now that it
21848 takes a file on its command line with a much simpler format.
21849 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21850 (GTFILES): Remove duplicates and C source files.
21851 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21852 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21853 * configure: Regenerate.
21855 * gengtype.h: Remove all type definitions to gengtype.c; leave
21856 only definitions of options_p, type_p, and pair_p as opaque
21857 pointers. Update prototypes.
21858 * gengtype.c: Many type definitions moved here from gengtype.h.
21859 Consolidate type definitions at the top of the file.
21860 (xvasprintf): Delete.
21861 (xasprintf): Make static.
21862 (create_nested_pointer_option): Add 'next' parameter.
21863 (create_field_all, create_field_at): New functions.
21864 (create_field): Now a thin wrapper around create_field_all.
21865 (create_optional_field): Rename create_optional_field_ and add
21866 line argument. Original name is now a macro which supplies
21868 (oprintf): Use vsnprintf directly.
21869 (close_output_files): Use fatal rather than perror/exit.
21870 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21871 (main): Set progname. Don't use exit.
21872 * gengtype-yacc.y (struct_fields): Use create_field_at.
21873 (option, optionseqopt): Delete.
21874 (optionseq): Consolidate productions from option here so we
21875 can use the first argument to create_option.
21877 * gengtype-lex.l: Distinguish unions from structures in the
21878 token type. Don't call find_structure; return the tag as a string.
21879 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21880 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21881 string. Reorganize typedef_struct production accordingly.
21882 Use create_nested_ptr_option.
21883 * gengtype.c (create_nested_ptr_option): New function.
21884 * gengtype.h: Declare it.
21886 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21887 (string_type): Don't declare.
21888 (do_scalar_typedef): Declare.
21889 (create_scalar_type): Update prototype.
21890 * gengtype.c (string_type): Make static.
21891 (scalar_nonchar, scalar_char): New.
21892 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21893 (resolve_typedef): Use scalar_nonchar for error recovery.
21894 (create_scalar_type): Remove name_len field. Return scalar_char
21895 or scalar_nonchar as appropriate.
21896 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21897 to use string_type.
21898 (throughout): Use scalar_nonchar instead of calling
21899 create_scalar_type, whenever possible.
21900 (main): Initialize scalar_char and scalar_nonchar before calling
21902 * gengtype-lex.l: Adjust for removal of second argument to
21903 create_scalar_type. Use yylval.s instead of yylval.t when
21905 * gengtype-yacc.y: Type of SCALAR is string. Call
21906 create_scalar_type from type:SCALAR rule. Adjust for removal of
21907 second argument to create_scalar_type.
21909 * vec.h: Remove all #if IN_GENGTYPE blocks.
21910 Add comment saying that changes may require adjustments to gengtype.
21911 * gengtype.c: Don't include coretypes.h or tm.h.
21912 Add comment to inclusion of errors.h.
21913 (note_def_vec, note_def_vec_alloc): New functions.
21914 * gengtype.h: Declare new functions.
21915 * gengtype-lex.l: Don't include coretypes.h.
21916 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21918 (update_lineno): Remove unnecessary prototype.
21919 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21920 (VEC rule): Just return VEC_TOKEN.
21921 * gengtype-yacc.y (VEC_TOKEN): New token type.
21922 (type): Add a production for VEC(a,b).
21923 * Makefile.in: Update dependencies.
21925 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21926 typedefs that use the old PARAMS macro.
21928 * gengtype-lex.l: Remove all rules and states relating to yacc
21930 * gengtype-yacc.y: Similarly.
21931 * gengtype.c (note_yacc_type): Delete function.
21932 * gengtype.h: Update prototypes.
21934 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21936 * tree-pretty-print.c (dump_generic_node): Report precision of
21937 unnamed integer types.
21939 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21941 * ifcvt.c (noce_try_store_flag_constants): Don't check
21942 no_new_pseudos here.
21943 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21944 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21945 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21946 noce_try_sign_mask): Likewise.
21947 (if_convert): Check no_new_pseudos here.
21949 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21951 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21952 (noce_get_condition): Handle new then_else_reversed argument.
21953 (noce_init_if_info): Remove, fold into noce_find_if_block.
21954 (noce_process_if_block): Take a struct noce_if_info as the
21955 argument. Don't set up one based on ce_if_info. Update pointer
21956 references accordingly.
21957 (cond_move_process_if_block): Likewise.
21958 (process_if_block): Removed.
21959 (find_if_block): Removed. Move functionality two new functions,
21960 noce_find_if_block and cond_exec_find_if_block.
21961 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21962 blocks and the symmetric IF-ELSE-JOIN case.
21963 (cond_exec_find_if_block): Also new function mostly based on old
21964 find_if_block and process_if_block.
21965 (find_if_header): Replace find_if_block call with separately
21966 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21967 (find_cond_trap): Update noce_get_condition call.
21968 (dead_or_predicable): Likewise.
21970 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21972 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21974 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21975 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21976 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21977 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21978 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21979 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21980 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21981 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21982 __builtin_ia32_psrad128 builtins.
21984 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21986 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21987 * config/i386/constraints.md
21988 (define_constraint "I"): Use IN_RANGE macro.
21989 (define_constraint "J"): Ditto.
21990 (define_constraint "K"): Ditto.
21991 (define_constraint "M"): Ditto.
21992 (define_constraint "N"): Ditto.
21993 (define_constraint "O"): Ditto.
21994 * config/i386/predicates.md
21995 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21996 (define_predicate "const_0_to_3_operand"): Ditto.
21997 (define_predicate "const_0_to_7_operand"): Ditto.
21998 (define_predicate "const_0_to_15_operand"): Ditto.
21999 (define_predicate "const_0_to_63_operand"): Ditto.
22000 (define_predicate "const_0_to_255_operand"): Ditto.
22001 (define_predicate "const_1_to_31_operand"): Ditto.
22002 (define_predicate "const_2_to_3_operand"): Ditto.
22003 (define_predicate "const_4_to_7_operand"): Ditto.
22005 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22007 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22008 in SImode for save_world.
22009 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22012 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22014 PR tree-optimization/30784
22015 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22018 2007-03-25 Revital Eres <eres@il.ibm.com>
22020 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22021 Fold movement_possibility function into it.
22023 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22025 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22026 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22027 (call_indirect_nonlocal_darwin64): Same.
22028 (call_nonlocal_darwin64): Same.
22029 (call_value_indirect_nonlocal_darwin64): Same.
22030 (call_value_nonlocal_darwin64): Same.
22031 (sibcall_nonlocal_darwin64): Same.
22032 (sibcall_value_nonlocal_darwin64): Same.
22033 (sibcall_symbolic_64): Same.
22034 (sibcall_value_symbolic_64): Same.
22035 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22037 (rs6000_emit_load_toc_table): Same.
22038 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22039 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22041 (divss_call): Same.
22042 (divus_call): Same.
22043 (quoss_call): Same.
22044 (quous_call): Same.
22045 (load_toc_v4_pic_si): Same
22046 (load_toc_v4_PIC_1): Same.
22047 (load_toc_v4_PIC_1b): Same.
22048 (call_indirect_aix{32,64}): Same.
22049 (call_value_indirect_aix{32,64}): Same.
22051 (call_value): Same.
22052 (call_local{32,64}): Same.
22053 (call_value_local{32,64}): Same.
22054 (call_indirect_nonlocal_aix{32,64}): Same.
22055 (call_nonlocal_aix{32,64}): Same.
22056 (call_value_indirect_nonlocal_aix{32,64}): Same.
22057 (call_value_nonlocal_aix{32,64}): Same.
22058 (call_indirect_nonlocal_sysv<mode>): Same.
22059 (call_nonlocal_sysv<mode>): Same.
22060 (call_value_indirect_nonlocal_sysv<mode>): Same.
22061 (call_value_nonlocal_sysv<mode>): Same.
22063 (sibcall_local{32,64}): Same.
22064 (sibcall_value_local{32,64}): Same.
22065 (sibcall_nonlocal_aix{32,64}): Same.
22066 (sibcall_value_nonlocal_aix{32,64}): Same.
22067 (sibcall_nonlocal_sysv<mode>): Same.
22068 (sibcall_value): Same.
22069 (sibcall_value_nonlocal_sysv<mode>): Same.
22071 2007-03-24 Paul Brook <paul@codesourcery.com>
22073 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22074 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22076 2007-03-24 Richard Henderson <rth@redhat.com>
22078 * config/ia64/constraints.md: New file.
22079 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22080 satisfies_constraint_?.
22081 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22082 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22083 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22084 ia64_output_mi_thunk): Likewise.
22085 (ia64_const_ok_for_letter_p): Remove.
22086 (ia64_const_double_ok_for_letter_p): Remove.
22087 (ia64_extra_constraint): Remove.
22088 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22089 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22090 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22091 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22092 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22093 EXTRA_MEMORY_CONSTRAINT): Remove.
22094 * config/ia64/ia64.md: Include constriants.md. Replace
22095 CONST_OK_FOR_? with satisfies_constraint_?.
22097 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22098 H.J. Lu <hongjiu.lu@intel.com>
22100 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22102 (name macros): Use DPD_BID_NAME to convert names properly.
22104 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22105 decimal floating point format.
22106 (init_floating_libfuncs): Change decimal functions so that they
22107 have a "bid_" prefix if the decimal system uses the BID format,
22108 and "dpd_" prefix if the decimal system uses the DPD format.
22109 (init_interclass_conv_libfuncs): Ditto.
22110 (init_intraclass_conv_libfuncs): Ditto.
22112 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22113 using the BID format.
22115 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22116 whether we are using the BID decimal format.
22117 * configure: Regenerate.
22119 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22120 the compiler has decimal floating point enabled. Define
22121 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22124 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22125 using the BID format.
22127 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22128 whether we are using the BID decimal format.
22129 * configure: Regenerate.
22131 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22132 the compiler has decimal floating point enabled. Define
22133 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22136 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22137 options, and that it is enabled for i386/x86_64 systems.
22139 * Makefile.in (enable_decimal_float): New.
22141 (DECNUMINC): Add -I$(DECNUMFMT).
22142 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22143 to $(DECNUMFMT) from $(DECNUM).
22145 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22146 Substitute enable_decimal_float.
22147 * configure: Regenerated.
22150 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22153 * configure.ac: Enable decimal float for x86_64-*-linux*.
22154 * configure: Regenerated.
22157 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22158 decimal128ClearSign to flip and clear the sign bit in decimal128.
22159 (decimal_real_maxval): Set decimal128SetSign to set the sign
22162 2007-03-23 Ian Lance Taylor <iant@google.com>
22164 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22166 2007-03-23 Ian Lance Taylor <iant@google.com>
22168 * tree-dump.c (dump_files): Correct comment.
22170 2007-03-23 Ian Lance Taylor <iant@google.com>
22172 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22174 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22176 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22177 in cfglayout mode. Don't go into and out of cfglayout mode.
22178 Link the blocks in the order of the constructed traces.
22179 (rest_of_handle_tracer): Adjust call to tracer.
22180 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22181 Don't go into cfglayout mode.
22182 (rtl_loop_done): Don't go out of cfglayout mode.
22183 * cfglayout.c (relink_block_chain): New function, split out from...
22184 (fixup_reorder_chain): ...here. Remove redundant checking.
22185 (cfg_layout_finalize): Don't clear the header, footer, and aux
22186 fields here, move the code to do so to relink_block_chain. Likewise
22187 for free_original_copy_tables.
22188 * rtl.h (tracer): Update prototype.
22189 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22190 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22191 mode. Use relink_block_chain to serialize the CFG according to the
22192 new basic block order. Move targetm.cannot_modify_jumps_p check from
22194 (gate_handle_reorder_blocks): ...to here.
22195 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22197 (gate_duplicate_computed_gotos): ...to here.
22198 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22199 something always changes when going into and out of cfglayout mode.
22200 Perform an expensive cfg cleanup while going into cfglayout mode.
22201 Always update liveness information on HAVE_conditional_execution
22202 targets. Reserialize the basic blocks and go out of cfglayout mode.
22203 * reg-stack.c: Include cfglayout.h.
22204 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22205 the call to reorder_basic_blocks.
22206 * basic-block.h (reorder_basic_blocks): Update prototype.
22207 (relink_block_chain): New prototype.
22208 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22210 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22212 * config/mips/mips.md (type, hazard, *movdi_32bit,
22213 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22214 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22215 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22216 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22217 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22219 (movcc): Change first xfer to multi.
22220 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22221 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22222 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22223 config/mips/generic.md: Change reservations using "xfer" to use
22225 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22226 using match_operand.
22227 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22228 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22230 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22232 2007-03-22 Richard Henderson <rth@redhat.com>
22234 * config/i386/i386.c: Remove unnecessary function declarations.
22235 Move targetm definition, and all related macros, to the end of
22236 the file. Resort some functions to put definitions before uses.
22237 (ix86_attribute_table): Make static. Move to end of file.
22238 (ix86_gimplify_va_arg): Make static.
22240 2007-03-22 Richard Henderson <rth@redhat.com>
22242 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22243 don't increase local_regparm with force_align_arg_pointer check.
22244 (ix86_function_sseregparm): Assert 32-bit.
22245 (type_has_variadic_args_p): New.
22246 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22247 type_has_variadic_args_p.
22248 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22249 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22250 use memset instead. Do maybe_vaarg check first; skip attribute
22251 tests if true; skip attribute tests for 64-bit.
22252 (construct_container): Remove TARGET_DEBUG_ARG.
22253 (function_arg_advance_32, function_arg_advance_64): Split out ...
22254 (function_arg_advance): ... from here.
22255 (function_arg_32, function_arg_64): Split out ...
22256 (function_arg): ... from here.
22257 (ix86_pass_by_reference): Tidy.
22258 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22259 (function_value_32): New, from parts of ix86_function_value
22260 and ix86_value_regno.
22261 (function_value_64): New, from parts of ix86_function_value
22262 and ix86_libcall_value.
22263 (ix86_function_value_1): New.
22264 (ix86_function_value, ix86_libcall_value): Use it.
22265 (return_in_memory_32, return_in_memory_64): Split out ...
22266 (ix86_return_in_memory): ... from here.
22267 (ix86_struct_value_rtx): Skip for 64-bit.
22268 (ix86_libcall_value, ix86_value_regno): Remove.
22269 (setup_incoming_varargs_64): Split out ...
22270 (ix86_setup_incoming_varargs): ... from here.
22271 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22272 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22273 * config/i386/i386-protos.h (ix86_function_value): Remove.
22274 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22276 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22279 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22280 infinities not supported, otherwise emit warning if -Woverflow. On
22281 underflow, emit warning if -Woverflow.
22282 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22284 * real.h (real_from_string): Update declaration
22286 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22287 Richard Henderson <rth@redhat.com>
22289 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22290 * calls.c (compute_argument_block_size, expand_call,
22291 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22292 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22293 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22294 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22295 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22296 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22297 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22298 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22301 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22303 * c-incpath.c (add_sysroot_to_chain): New.
22304 (merge_include_chains): Add sysroot argument. Call
22305 add_sysroot_to_chain if sysrooted.
22306 (register_include_chains): Update call to merge_include_chains.
22307 * doc/cppopts.texi: Document use of '=' in include directory
22310 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22312 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22313 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22314 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22315 insn pattern using X87MODEF12 mode macro.
22317 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22319 * regmove.c (regmove_optimize): Use reg_mentioned_p
22320 instead of reg_overlap_mentioned_p for DST.
22322 2007-03-21 Mike Stump <mrs@apple.com>
22324 * c.opt: Fixup for Objective-C/C++.
22326 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22328 * explow.c (convert_memory_address): Fold memory reference when
22329 POINTERS_EXTEND_UNSIGNED < 0
22331 2007-03-21 Richard Henderson <rth@redhat.com>
22334 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22335 * config/i386/mmintrin.h (__m64): Likewise.
22336 * config/i386/xmmintrin.h (__m128): Likewise.
22338 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22340 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22341 (VXWORKS_OS_CPP_BUILTINS): Define.
22342 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22343 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22345 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22347 * rtl.h (constant_pool_reference_p): Delete.
22348 (find_constant_src): Declare.
22349 * rtlanal.c (find_constant_src): New function.
22350 * simplify-rtx.c (constant_pool_reference_p): Delete.
22351 * config/i386/i386.md: Use find_constant_src instead of
22352 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22354 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22356 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22357 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22359 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22361 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22362 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22363 (arm_elf_asm_constructor): Use it.
22364 (arm_elf_asm_destructor): New function.
22366 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22368 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22370 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22372 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22374 2007-03-19 Andrew Haley <aph@redhat.com>
22376 PR tree-optimization/31264
22377 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22378 VIEW_CONVERT_EXPRs.
22380 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22382 PR rtl-optimization/30907
22383 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22384 (fwprop_init): Always call loop_optimizer_initialize.
22385 (fwprop_done): Always call loop_optimizer_finalize.
22386 (fwprop): We always have loop info now.
22387 (gate_fwprop_addr): Remove.
22388 (pass_fwprop_addr): Use gate_fwprop as gate.
22390 PR rtl-optimization/30841
22391 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22392 df_chain_alloc): Call df_reorganize_refs unconditionally.
22393 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22394 refs_organized to refs_organized_size.
22395 (df_ref_create_structure): Use refs_organized_size instead of
22396 bitmap_size if refs had been organized, and keep refs_organized_size
22398 * df.h (struct df_ref_info): Change refs_organized to
22399 refs_organized_size.
22400 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22403 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22405 * except.c (output_function_exception_table): Do not reference the
22406 EH personality routine for functions that do not require an
22409 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22412 * c-typeck.c (convert_for_assignment): Call comptypes for
22413 RECORD_TYPE or UNION_TYPE.
22415 PR inline-asm/30505
22416 * reload1.c (reload): Do invalid ASM checking after
22417 cleanup_subreg_operands.
22419 2007-03-19 Jeff Law <law@redhat.com>
22421 * tree-cfg.c (find_taken_edge): Tighten conditions for
22422 optimizing computed gotos.
22424 2007-03-19 Michael Matz <matz@suse.de>
22426 * builtins.c (expand_builtin_sync_operation,
22427 expand_builtin_compare_and_swap,
22428 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22431 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22432 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22435 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22437 * doc/tm.texi: Add brackets around the return type of
22438 TARGET_SECONDARY_RELOAD.
22440 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22441 Richard Guenther <rguenther@suse.de>
22443 PR tree-optimization/31254
22444 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22445 Use handled_component_p () where appropriate. Continue
22446 propagating into the rhs if we propagated into an INDIRECT_REF
22449 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22451 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22452 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22453 (xde, xdee): Mode attributes adjusted to support DFP modes.
22454 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22455 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22456 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22457 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22458 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22459 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22460 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22462 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22463 "movsf"): Insn definitions removed.
22464 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22465 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22466 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22468 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22469 "reload_in<mode>", "reload_out<mode>"): Expander added.
22470 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22473 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22475 * config/s390/s390.md: Only non-functional changes. Renamed
22476 FPR mode macro to BFP all over the file.
22478 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22480 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22481 (op_type attribute): RRF instruction type added.
22482 (fT0): New mode attribute.
22483 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22484 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22485 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22486 instruction no secondary memory is needed when moving DFmode values
22487 between GPRs and FPRs.
22489 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22491 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22492 inverted and documentation adjusted.
22493 ("mhard-dfp", "msoft-dfp"): New options.
22494 * config/s390/s390.c (s390_handle_arch_option): New architecture
22496 (override_options): Sanity checks for the new options added.
22497 * config.gcc: New architecture switch: z9-ec.
22498 * config/s390/s390.h (processor_flags): PF_DFP added.
22499 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22500 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22501 when the bit is NOT set so remove it from the defaults.
22503 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22505 * genemit.c (main): Print include statement for dfp.h.
22506 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22509 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22511 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22513 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22516 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22517 instead of PATTERN.
22519 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22521 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22522 attr_length_call, output_call, output_indirect_call): Cleanup
22523 formatting of targetm calls.
22525 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22527 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22529 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22531 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22532 reservation, bypass and anti-bypass descriptions for these
22533 instructions. Update move patterns.
22534 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22537 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22539 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22540 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22541 (get_initial_def_for_reduction): Likewise.
22543 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22545 Fix PR tree-optimization/29922
22546 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22547 (get_representative): Removed.
22548 (value_dies_in_block_x): Update for rvuse removal.
22549 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22550 (compute_antic_aux): Handle when PHI nodes appear in
22551 non-single-successors.
22552 (dump_bitmap_of_names): Removed.
22553 (compute_antic_safe): Renamed and removed rvuse calculation.
22554 Calculate only antic safe.
22555 (insert_into_preds_of_block): Remove assert.
22556 (execute_pre): Update for renamed functions.
22557 (defer_or_phi_translate_block): New function.
22559 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22561 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22562 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22564 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22565 Follow spelling conventions.
22567 * tree-data-ref.h: Remove the prototype for analyze_array.
22569 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22571 PR tree-optimization/31041
22572 * tree-vect-transform.c (get_initial_def_for_induction): Call
22573 force_gimple_operand.
22575 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22577 * ipa-type-escape.c (look_for_casts) : Revert code to use
22578 handled_component_p due to ada test a-numaux.adb.
22580 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22582 * final.c (final_scan_insn): Alter the condition of a
22583 conditional trap if we have nonstandard CC.
22585 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22587 * configure.ac: Remove excess quoting from asm line 0 test.
22588 * configure: Rebuilt.
22590 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22592 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22593 * c-common.c (convert_and_check): Move warning logic to...
22594 (warnings_for_convert_and_check): ...here. Define.
22595 * c-common.h (warnings_for_convert_and_check): Declare.
22597 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22599 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22600 (output_call): Likewise.
22602 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22604 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22606 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22608 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22610 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22612 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22613 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22615 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22617 PR tree-optimization/31183
22618 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22619 Use double_int instead of unsigned int for representing access_strides.
22620 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22622 2007-03-16 Richard Guenther <rguenther@suse.de>
22624 PR tree-optimization/31146
22625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22626 to allow recursion of forward_propagate_addr_expr.
22627 (forward_propagate_addr_into_variable_array_index): Likewise.
22628 (forward_propagate_addr_expr): Likewise.
22629 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22630 (forward_propagate_addr_expr_1): Recurse on simple copies
22631 instead of propagating into them. Do so for useless conversions
22633 (forward_propagate_addr_expr): Clean up unused statements after
22636 2007-03-16 Richard Guenther <rguenther@suse.de>
22638 * builtins.c (expand_builtin_cexpi): Use the right argument
22639 for the expansion via cexp.
22641 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22643 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22644 * configure: Rebuilt.
22646 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22649 * dwarf2out.c (force_type_die): Adjust comment.
22650 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22652 2007-03-15 DJ Delorie <dj@redhat.com>
22654 * config/frv/predicates.md (minmax_operator): Don't check operands
22657 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22659 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22660 Update constant estimates of number of iterations.
22661 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22662 argument renamed to "realistic".
22663 (compute_estimated_nb_iterations): Removed.
22664 (record_niter_bound): New function.
22665 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22666 call record_nonwrapping_iv with upper = false.
22667 (infer_loop_bounds_from_signedness): Pass upper argument to
22668 record_nonwrapping_iv.
22669 (estimate_numbers_of_iterations_loop): Do not call
22670 compute_estimated_nb_iterations. Record estimate based on profile
22671 information. Initialize the constant estimates of number of
22673 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22675 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22676 number of iterations is too small.
22677 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22678 (EST_NOT_AVAILABLE): Removed.
22679 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22680 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22683 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22685 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22686 Handle NE_EXPR guards.
22688 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22691 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22692 Set also -pedantic-errors by default for the preprocessor unless
22693 -fpermissive is given.
22695 2007-03-15 Richard Guenther <rguenther@suse.de>
22697 PR middle-end/29719
22698 PR middle-end/31161
22699 * builtins.c (expand_builtin_cexpi): As a fallback if we
22700 don't have builtins for sincos or cexp create a function
22701 declaration for cexp and expand to a call to that.
22702 (expand_builtin_int_roundingfn): Always fall
22703 back to floor/ceil and its variants even if they may be
22706 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22708 PR middle-end/31159
22709 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22710 jump tables, move the call to delete_dead_jumptables from here...
22711 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22712 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22713 don't allow merging of blocks that try_redirect_by_replacing_jump
22714 also does not handle when not optimizing.
22716 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22717 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22719 * config/i386/i386.md (x86_sahf_1): Correctly handle
22722 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22725 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22726 x86_64_general_operand as operand[2] predicate. Remove "iF"
22727 from operand constraints and use "e" constraint instead.
22728 (*subti3_1, *subti3_1 splitter): Ditto.
22729 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22730 operand[1] predicate.
22732 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22734 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22735 arrays, multiply the access strides by the size of the sub-array.
22736 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22738 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22740 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22741 the configured assembler supports the sahf mnemonic.
22742 * configure: Regenerate.
22743 * config.in: Regenerate.
22745 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22746 emit "sahf" or ".byte\t0x9e" as asm template.
22748 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22751 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22752 option to replace hard coded TARGET_xxx in md file.
22753 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22754 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22755 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22756 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22757 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22758 (X86_TUNE_NOT_VECTORMODE): Ditto.
22759 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22760 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22761 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22762 (TUNE_SLOW_IMUL_IMM8): Ditto.
22763 (TUNE_MOVE_M1_VIA_OR): Ditto.
22764 (TUNE_NOT_UNPAIRABLE): Ditto.
22765 (TUNE_NOT_VECTORMODE): Ditto.
22767 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22770 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22771 tuning options instead of hard coded TARGET_xxx.
22772 (fix ssemode peephole2's): Ditto.
22773 (imul peephole2's): Ditto.
22775 (movdi_or_rex64): Ditto.
22776 (move peephole2): Ditto.
22777 (not peephole2's): Ditto.
22779 2007-03-14 Dirk Mueller <dmueller@suse.de>
22781 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22782 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22783 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22785 * c-parser.c (c_parser_do_statement): Warn about empty body in
22786 do/while statement.
22787 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22788 * doc/invoke.texi (-Wempty-body): Update documentation.
22790 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22793 * c-common.h (warn_for_div_by_zero): Declare.
22794 * c-common.c (warn_for_div_by_zero): Define.
22795 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22798 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22800 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22801 to PREFIX and STANDARD_PREFIX.
22803 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22804 Phil Edwards <phil@codesourcery.com>
22806 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22807 (__gthread_once_t): Remove busy field for RTPs.
22808 (__GTHREAD_ONCE_INIT): Update accordingly.
22810 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22812 * doc/invoke.texi: Document VxWorks options.
22814 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22816 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22818 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22820 PR tree-optimization/30590
22821 * tree-nrv.c (tree_nrv): Check for the partial update of the
22824 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22826 * flags.h (flag_random_seed): Remove declaration, in favor of...
22827 * toplev.h (get_random_seed, set_random_seed): ... these.
22828 * tree.c (get_file_function_name): Use the former.
22829 * opts.c (common_handle_option): Use the latter.
22832 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22834 PR middle-end/31127
22835 * cse.c (cse_find_path): Do not bail out if a basic block that
22836 we already visited now becomes part of a path that starts at a
22837 different basic block. Just disallow this, to make sure we
22838 visit each basic block at most once.
22840 2007-03-13 Jan Hubicka <jh@suse.cz>
22842 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22843 attributes, when profile esitmate is present, calls with very low
22844 frequency are cold.
22846 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22848 PR tree-optimization/30730
22849 PR tree-optimization/26900
22850 * tree-ssa-loop-niter.c: Include gmp.h.
22851 (bounds): New type.
22852 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22853 split_to_var_and_offset, determine_value_range,
22854 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22855 bound_difference, bounds_add, bounds_negate,
22856 number_of_iterations_ne_max, dump_affine_iv): New functions.
22857 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22858 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22859 difference of initial and final value of control iv to validate
22861 (number_of_iterations_cond): Add loop parameter. Determine bounds
22862 on the difference of the extremes of the control iv. Add dumps.
22863 (expand_simple_operations): Handle phi nodes.
22864 (simplify_using_initial_conditions): Do not record used conditions.
22865 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22866 Do not set additional_info.
22867 (implies_nonnegative_p, implies_ge_p): Removed.
22868 (derive_constant_upper_bound): Do not use parameter `additional'.
22869 (record_estimate): Parameter `additional' removed. Parameter
22870 `i_bound' added. Do not call derive_constant_upper_bound.
22871 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22872 bound the number of iterations estimate.
22873 (estimate_numbers_of_iterations_loop): Pass the estimate from
22874 the number of iterations analysis to record_estimate.
22875 * tree.h (multiple_of_p): Declare.
22876 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22877 (scev_const_prop): Do not check expression_expensive_p.
22878 * fold-const.c (multiple_of_p): Exported.
22879 * double-int.c (double_int_mask): Exported.
22880 * double-int.h (double_int_mask): Declare.
22881 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22882 field. Added max field.
22884 2007-03-13 David Taylor <taylor@candd.org>
22887 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22890 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22893 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22894 two unamed patterns.
22896 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22898 * config/i386/i386.opt (mcx16, msahf): New options.
22899 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22900 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22902 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22903 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22904 Output -mcx16 and -msahf options when corresponding bit is set.
22906 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22907 and -msahf options.
22909 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22911 * configure.ac: Test for assembler tolerance to # 0 "".
22912 * configure, config.in: Rebuilt.
22913 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22915 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22917 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22919 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22920 (handle_syscall): Handle direct system calls.
22921 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22923 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22925 * doc/invoke.texi: Fix cpp.info cross-reference.
22926 * doc/passes.texi: Fix gcc.info cross-reference.
22928 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22930 PR tree-optimization/30835
22931 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22932 bb_for_stmt is not NULL before accessing it.
22934 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22936 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22939 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22942 * doc/install.texi: Document --enable-stage1-languages
22944 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22946 * tree-pass.h (pass_into_cfg_layout_mode,
22947 pass_outof_cfg_layout_mode): Declare.
22948 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22949 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22950 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22951 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22953 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22955 * c-decl.c (warn_variable_length_array): New function.
22956 Refactored from grokdeclarator to handle warn_vla
22957 and handle unnamed array case.
22958 (grokdeclarator): Refactored VLA warning case.
22959 * c.opt (Wvla): New flag.
22960 * doc/invoke.texi (Wvla): New warning.
22962 2007-03-12 Richard Henderson <rth@redhat.com>
22964 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22965 (TARGET_SECTION_TYPE_FLAGS): New.
22967 2007-03-12 Richard Henderson <rth@redhat.com>
22969 * config/darwin.c (machopic_reloc_rw_mask): New.
22970 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22971 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22973 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22975 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22976 * cppdefault.h (cpp_PREFIX): Document.
22977 (cpp_PREFIX_len): Likewise.
22978 (cpp_EXEC_PREFIX): New variable.
22979 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22980 * c-incpath.c (add_standard_paths): Correct logic for relocating
22981 paths within prefix.
22983 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22985 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22986 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22988 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22989 fix_truncdfdi_sse using SSEMODEF mode macro.
22990 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22991 fix_truncdfsi_sse using SSEMODEF mode macro.
22992 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22993 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22995 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22997 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22998 elfos.h to tm_file.
23000 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23002 * tree.h : Add multiple_of_p declaration.
23003 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23004 * ipa-type-escape.c (results_of_malloc): Redundant.
23005 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23006 (cast_type): Extended with new members.
23007 (check_cast): Returns cast_type.
23008 (cast): New structure for data of walk_use_def_chains.
23009 (is_malloc_result, is_cast_from_non_pointer_1,
23010 is_cast_from_non_pointer,
23011 is_array_access_through_pointer_and_index): New functions.
23012 (look_for_casts): Returns cast types.
23013 (check_call): Returns void.
23014 (okay_pointer_operation): Use support of pointer plus index,
23015 pointer plus constant and allow all multiplications.
23017 2007-03-11 Richard Guenther <rguenther@suse.de>
23019 PR tree-optimization/31115
23020 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23021 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23022 A shift count of zero is not special as with *_DIV_EXPR.
23023 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23026 2007-03-11 Ian Lance Taylor <iant@google.com>
23028 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23029 the *_DIV_EXPR codes correctly with overflow infinities.
23031 2007-03-11 Ira Rosen <irar@il.ibm.com>
23033 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23034 indicate success/failure of the analysis. Add negation to subtrahend
23035 in case of subtraction. Fail if both operands contain constants.
23036 (create_data_ref): Fail if analyze_offset fails.
23038 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23040 * config/i386/i386.md (frndintxf2): Rename to ...
23041 (rintxf2): ... this. Remove expander having same name.
23042 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23043 (roundsf2, rounddf2): Ditto.
23044 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23045 (lround<mode>di2, lround<mode>si2): Ditto.
23047 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23049 * lower-subreg.c: Include except.h.
23050 (decompose_multiword_subregs): Verify that the only control flow
23051 insns we can split are loads to multi-words pseudos.
23052 Handle breaking such blocks after splitting, instead of calling
23053 find_many_sub_basic_blocks.
23055 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23056 on the new basic block. Add a lengthy comment explaining why we
23057 thought this was necessary.
23058 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23060 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23063 * tree.c (walk_type_fields): Recurse into the element type of
23064 ARRAY_TYPEs if there is a pointer set.
23066 2007-03-10 Dirk Mueller <dmueller@suse.de>
23068 * c-common.c (warn_logical_operator): Fix condition.
23070 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23072 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23074 * config/darwin.c (machopic_select_section): Remove superfluous
23075 argument in call to categorize_decl_for_section. Remove unused
23078 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23080 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23082 * configure: Regenerate.
23084 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23087 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23088 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23089 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23090 Add LABEL_NUSES to emitted label.
23091 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23092 branch probability value to emitted jump insn.
23093 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23094 Do not check life information and do not re-arrange input operands
23095 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23097 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23099 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23100 the change of decode_asm_operands.
23102 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23104 * mode-switching.c (create_pre_exit): Skip blockage insn.
23106 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23108 * tree-pass.h (TODO_update_smt_usage): Remove.
23110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23114 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23116 * pa.c (attr_length_call): Revise condition for long
23117 pc-relative branch.
23118 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23119 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23120 sequence on SOM target.
23122 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23124 * gcc.c: Document %{, in big comment at top.
23125 (input_suffix_matches): Remove special handling for .s and
23127 (input_spec_matches): New.
23128 (handle_braces): Handle %{,.
23129 (validate_switches): ',' indicates a value which is not a switch.
23130 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23131 to detect assembler input.
23132 * config/i386/sol2.h (CPP_SPEC): Likewise.
23133 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23134 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23135 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23136 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23137 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23138 -m64 causes deployment target to default to 10.5.
23139 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23141 2007-03-09 Richard Henderson <rth@redhat.com>
23144 * target.h (targetm.asm.out.reloc_rw_mask): New.
23145 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23146 (TARGET_ASM_OUT): Use it.
23147 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23148 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23149 use the new reloc_rw_mask target hook instead.
23150 (default_section_type_flags_1): Merge into...
23151 (default_section_type_flags): ... here.
23152 (decl_readonly_section_1): Merge into...
23153 (decl_readonly_section): ... here.
23154 (default_elf_select_section_1): Merge into...
23155 (default_elf_select_section): ... here.
23156 (default_unique_section_1): Merge into...
23157 (default_unique_section): ... here.
23158 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23159 (default_select_rtx_section): Use it.
23160 (default_elf_select_rtx_section): Likewise.
23161 * output.h: Update to match.
23162 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23163 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23164 (TARGET_ASM_RELOC_RW_MASK): New.
23165 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23166 to categorize_decl_for_section.
23167 (x86_64_elf_unique_section): Likewise.
23168 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23169 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23170 (TARGET_ASM_RELOC_RW_MASK): New.
23171 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23172 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23173 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23174 (TARGET_RWRELOC): Remove.
23175 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23176 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23177 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23178 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23179 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23180 (rs6000_xcoff_select_section): Use decl_readonly_section.
23181 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23182 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23183 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23184 (TARGET_SECTION_TYPE_FLAGS): Remove.
23185 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23187 2007-03-09 Roger Sayle <roger@eyesopen.com>
23189 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23190 complex constant equality/inequality comparisons for here.
23191 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23192 known at compile-time or can be simplified to a scalar comparison.
23193 (fold_relational_const): Move compile-time evaluation of complex
23194 constant equality/inequality comparisons to here.
23196 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23198 PR rtl-optimization/30643
23199 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23201 (fold_rtx): Recurse, like before 2006-11-03.
23203 2007-03-09 DJ Delorie <dj@redhat.com>
23205 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23208 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23210 PR tree-optimization/30375
23211 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23212 LHS of statements is not the same.
23213 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23215 2007-03-09 Chao-ying Fu <fu@mips.com>
23217 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23219 * doc/invoke.texi (-mdspr2): Document new option.
23220 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23221 New unspec for DSP REV 2.
23222 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23223 these instructions are extended in DSP REV 2.
23224 (mips-dspr2.md): Include.
23225 * config/mips/mips.opt (mdspr2): New option.
23226 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23227 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23228 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23229 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23230 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23231 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23232 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23234 (bdesc_map): Add one field of unsupported_target_flags.
23235 (bdesc_arrays): Update entries to have extra fields. Add
23237 (mips_init_builtins): Initialize new function types.
23238 Check unsupported_target_fileds to filter out builtins.
23239 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23241 (ASM_SPEC): Pass mdspr2 to the assembler.
23242 * config/mips/mips-dspr2.md: New file.
23244 2007-03-09 Sa Liu <saliu@de.ibm.com>
23246 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23248 2007-03-09 Ian Lance Taylor <iant@google.com>
23250 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23251 argument) like -Wstrict-overflow=2.
23252 * doc/invoke.texi (Warning Options): Update documentation.
23254 2007-03-09 Dirk Mueller <dmueller@suse.de>
23257 * doc/invoke.texi (-Wlogical-op): Document.
23258 * common.opt (-Wlogical-op): New.
23259 * c-common.h (warn_logical_operator): Declare.
23260 * c-common.c (warn_logical_operator): Define.
23261 * c-typeck.c (parser_build_binary_op): Call
23262 warn_logical_operator.
23264 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23266 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23267 * final.c (final_scan_insn): Test for non-"" file name.
23269 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23271 * doc/loop.texi: Document the Omega linear constraints solver.
23272 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23273 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23274 omega-hash-table-size, omega-max-keys, and
23275 omega-eliminate-redundant-constraints.
23276 * tree-pass.h (pass_check_data_deps): Declared.
23279 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23280 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23281 pass_check_data_deps): New.
23282 * tree-data-ref.c (init_data_ref): Remove declaration.
23283 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23284 (analyze_array): Renamed init_array_ref, move up initializations.
23285 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23286 Removed arguments that are set to NULL.
23287 (analyze_indirect_ref): Correct indentation, correct call to
23289 (object_analysis): Call init_array_ref instead of analyze_array.
23290 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23291 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23292 of DR_ACCESS_FNS_ADDR.
23293 (init_omega_eq_with_af, omega_extract_distance_vectors,
23294 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23295 ddr_consistent_p): New.
23296 (compute_affine_dependence): Check consistency of ddrs when
23297 flag_check_data_deps is passed.
23298 (analyze_all_data_dependences): Uncomment.
23299 (tree_check_data_deps): New.
23300 * tree-data-ref.h: Include omega.h.
23301 (DR_ACCESS_FNS_ADDR): Removed.
23302 (data_dependence_relation): Add inner_loop.
23303 (DDR_INNER_LOOP): New.
23304 * common.opt (fcheck-data-deps): New.
23305 * tree-flow.h (tree_check_data_deps): Declare.
23306 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23307 (OBJS-common): Depend on omega.o.
23309 * passes.c (pass_check_data_deps): Scheduled.
23310 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23311 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23312 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23313 PARAM_VECT_MAX_VERSION_CHECKS,
23314 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23316 2007-03-09 Richard Guenther <rguenther@suse.de>
23318 PR tree-optimization/30904
23319 PR middle-end/31058
23320 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23321 the same way as *_DIV_EXPR.
23323 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23325 * recog.c (decode_asm_operands): No mixed declarations and code.
23327 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23329 * rtl.def (ASM_INPUT): Add location.
23330 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23331 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23332 (decode_asm_operands): Add loc operand.
23333 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23334 * stmt.c (expand_asm): Rename to...
23335 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23336 gen_rtx_ASM_INPUT_loc.
23337 (expand_asm_expr): Adjust.
23338 * recog.c (decode_asm_operands): Add loc operand.
23339 (check_asm_operands, extract_insn): Adjust.
23340 * reload1.c (maybe_fix_stack_asms): Likewise.
23341 * final.c (asm_insn_count): Likewise.
23342 (final_scan_insn): Output # line before and after asm.
23344 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23346 * tree-ssa-structalias.c (variable_info): Remove
23348 (new_var_info): Ditto.
23349 (shared_bitmap_info_t): New structure.
23350 (shared_bitmap_table): New variable.
23351 (shared_bitmap_hash): New function.
23352 (shared_bitmap_eq): Ditto
23353 (shared_bitmap_lookup): Ditto.
23354 (shared_bitmap_add): Ditto.
23355 (merge_smts_into): Change to take bitmap directly.
23356 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23357 (init_alias_vars): Init shared bitmap hashtable.
23358 (delete_points_to_sets): Delete shared bitmap hashtable.
23359 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23360 is_aliased removal as a change that was still necessary was
23363 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23365 * config/i386/i386.h (override_options): Conditionally disable
23366 x86_sahf for 64bit targets only.
23368 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23371 * c-decl.c (merge_decls): Don't call make_var_volatile.
23372 * varasm.c (make_var_volatile): Remove.
23373 * output.h (make_var_volatile): Remove.
23375 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23377 PR tree-optimization/31085
23378 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23380 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23382 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23383 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23384 ATTR_CONST_NOTHROW_LIST.
23386 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23389 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23391 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23393 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23396 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23398 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23399 passed, use shared libgcc.
23401 2007-03-08 Roger Sayle <roger@eyesopen.com>
23403 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23404 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23405 (honor_protect_cleanup_actions, lower_try_finally_switch):
23407 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23408 ifc_temp_var): Likewise.
23409 * tree-inline.c (setup_one_parameter): Likewise.
23410 * tree-mudflap.c (mf_decl_cache_locals,
23411 mf_build_check_statement_for): Likewise.
23412 * tree-nested.c (init_tmp_var, save_tmp_var,
23413 finalize_nesting_tree_1): Likewise.
23414 * tree-outof-ssa.c (insert_copy_on_edge,
23415 insert_backedge_copies): Likewise.
23416 * tree-profile.c (tree_gen_edge_profiler,
23417 tree_gen_ic_profiler): Likewise.
23418 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23419 * tree-sra.c (sra_build_assignment): Likewise.
23420 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23421 * tree-ssa-math-opts.c (insert_reciprocals,
23422 execute_cse_sincos_1): Likewise.
23423 * tree-tailcall.c (adjust_accumulator_values,
23424 adjust_return_value): Likewise.
23425 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23426 * tree-vect-transform.c (vect_create_data_ref_ptr,
23427 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23428 vect_create_epilog_for_reduction, vectorizable_reduction,
23429 vectorizable_call, vectorizable_conversion,
23430 vectorizable_assignment, vectorizable_operation,
23431 vectorizable_type_demotion, vect_gen_widened_results_half,
23432 vect_permute_store_chain, vectorizable_store,
23433 vect_setup_realignment, vect_permute_load_chain,
23434 vectorizable_load, vectorizable_condition,
23435 vect_create_cond_for_align_checks): Likewise.
23436 * tree-vrp.c (build_assert_expr_for): Likewise.
23438 2007-03-08 Ian Lance Taylor <iant@google.com>
23440 * tree-vrp.c: Include "intl.h".
23441 (usable_range_p): New static function.
23442 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23443 overflowed values, juts set *strict_overflow_p.
23444 (compare_values): Only return -2 if one of the operands is not a
23446 (compare_ranges): Call usable_range_p.
23447 (compare_range_with_value): Likewise.
23448 (vrp_evaluate_conditional_warnv): Rename from
23449 vrp_evaluate_conditional. Make static. Change all callers.
23450 (vrp_evaluate_conditional): New function.
23451 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23452 on signed overflow.
23453 (simplify_abs_using_ranges): Likewise.
23454 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23455 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23456 within_stmt parameter.
23457 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23458 vrp_evaluate_conditional.
23459 * tree-ssa-threadedge.c
23460 (record_temporary_equivalences_from_stmts_at_dest): Change
23461 simplify parameter to take a second tree parameter.
23462 (simplify_control_stmt_condition): Likewise.
23463 (thread_across_edge): Likewise.
23464 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23465 (thread_across_edge): Likewise.
23466 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23468 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23470 * config/i386/i386.h (TARGET_SAHF): New define.
23471 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23472 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23473 (x86_sahf): New global variable.
23474 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23475 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23476 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23477 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23479 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23480 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23481 when expanding fcomi/sahf based tests.
23482 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23483 expanding sahf based alternative. Emit sahf based sequence when
23484 optimizing for code size.
23485 * config/i386/i386.md (x86_sahf_1): Do not disable for
23486 TARGET_64BIT, enable for TARGET_SAHF.
23488 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23490 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23491 spurious whitespace from error message.
23493 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23496 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23498 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23500 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23502 * tree-sra.c (instantiate_element): Propagate disabled warnings
23503 from the element itself to the created variable.
23505 2007-03-07 Richard Henderson <rth@redhat.com>
23508 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23509 silently fix up the stack in the case of a missing register.
23511 2007-03-07 Paul Brook <paul@codesourcery.com>
23513 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23515 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23517 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23519 (phase1_vrs): Use them.
23520 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23521 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23522 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23523 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23524 __gnu_Unwind_Restore_WMMXC if required.
23525 (_Unwind_VRS_Pop): Implement iWMMXt support.
23526 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23527 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23528 gnu_Unwind_Save_WMMXC): Define.
23530 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23532 * config/vxworks.h (vxworks_override_options): Declare.
23533 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23534 * config/vxworks.c: Include target.h and toplev.h.
23535 (vxworks_override_options): New function.
23536 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23538 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23540 * config/s390/s390.c (override_options): Don't emit an error when
23541 -mstack-size is used without providing -mstack-guard.
23542 (s390_emit_prologue): Choose stack_guard value automatically if not
23543 provided via command line.
23544 * doc/invoke.texi: Adjust description of -mstack-guard and
23547 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23549 * config/i386/i386.c (output_set_got): Add a GOT initialization
23550 sequence for VxWorks PIC.
23551 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23552 around labels as well as symbols. Use gotoff_operand instead
23553 of local_symbolic_operand.
23554 (legitimize_pic_address): Use gotoff_operand instead of
23555 local_symbolic_operand. Use @GOT accesses for labels as
23557 (ix86_output_addr_diff_elt): Use PC-relative rather than
23558 GP-relative offsets for VxWorks PIC.
23559 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23560 no_new_pseudos. Check whether the returned register is op0.
23561 * config/i386/i386.md (tablejump): Use PC-relative rather than
23562 GP-relative offsets for VxWorks PIC.
23563 * config/i386/predicates.md (gotoff_operand): New predicate.
23565 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23567 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23569 * config/vxworks-dummy.h: New file.
23570 * config/i386/i386.h: Include it.
23572 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23574 * dwarf2out.c (is_inlined_entry_point): New
23575 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23576 DW_AT_ranges if the first subblock is the entry point.
23578 2007-03-06 David Daney <ddaney@avtrex.com>
23580 * doc/install.texi (mips-*-*): Change recommended binutils
23583 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23585 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23586 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23588 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23589 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23591 2007-03-06 Jan Hubicka <jh@suse.cz>
23593 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23594 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23596 (probably_cold_bb_p): Cold functions are cold.
23597 (probably_never_executed_bb_p): Cold functions are cold.
23598 (tree_bb_level_predictions): Predict calls to cold functions as not
23600 (compute_function_frequency): Check hot/cold attributes.
23601 * function.h (function_frequency): Update comments.
23602 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23603 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23604 (c_common_att): Add cold and hot.
23606 * doc/extend.texi (hot,cold attributes): Document.
23608 2007-03-06 Andrew Haley <aph@redhat.com>
23610 * function.c (expand_function_end): Move blockage to just after we
23611 emit the label for the naked return from the function.
23613 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23615 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23618 2007-03-06 Jan Hubicka <jh@suse.cz>
23620 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23621 loaded for constant large models. Non-large 64bit PIC can do.
23622 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23623 * cmodel.h: Add LARGE PIC.
23624 * i386.md (UNSPEC_PLTOFF): New.
23625 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23627 (*call_1_rex64): Disable for large models.
23628 (*call_1_rex64_large): New.
23629 (*call_value_1_rex64): Disable for large models.
23630 (*call_value_1_rex64_large): New.
23631 (set_rip_rex4): New.
23632 (set_got_offset_rex64): New.
23633 * predicates.md (constant_call_address_operand): For large model
23634 constant calls are not possible.
23635 * i386-protos.h (construct_plt_address): Declare.
23636 * i386.c (override_options): Accept large models.
23637 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23638 (legitimate_constant_p): Add new UNSPECs.
23639 (legitimate_pic_operand_p): Likewise.
23640 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23641 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23643 (output_pic_addr_const): Add PLTOFF.
23644 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23645 (ix86_expand_move): Legitimize pic address when in PIC mode.
23646 (construct_plt_address): New function.
23647 (ix86_expand_call): Offload the address to register and use GOT
23648 pointer for large model.
23649 * invoke.texi (mcmodel=large): Update documentation.
23651 2007-03-06 Richard Henderson <rth@redhat.com>
23653 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23654 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23655 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23656 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23657 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23658 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23659 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23660 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23661 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23662 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23663 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23664 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23665 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23666 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23667 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23668 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23669 x86_schedule, x86_use_bt, x86_pad_returns,
23670 x86_use_xchgb): Merge into ...
23671 (ix86_tune_features): ... here. New array.
23672 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23673 x86_bswap): Merge into ...
23674 (ix86_arch_features): ... here. New array.
23675 (x86_3dnow_a): Remove.
23676 (x86_accumulate_outgoing_args): Make static.
23677 (x86_arch_always_fancy_math_387): Make static.
23678 (ix86_tune_mask, ix86_arch_mask): Move ...
23679 (override_options): ... to local variables here. Apply the
23680 appropriate mask to each element of ix86_arch_features and
23681 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23682 as were done in the old macros.
23683 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23684 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23685 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23686 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23687 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23688 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23689 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23690 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23691 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23692 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23693 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23694 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23695 x86_accumulate_outgoing_args, x86_prologue_using_move,
23696 x86_epilogue_using_move, x86_decompose_lea,
23697 x86_arch_always_fancy_math_387, x86_shift1,
23698 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23699 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23700 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23701 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23702 x86_use_incdec, x86_pad_returns, x86_bswap,
23703 x86_partial_flag_reg_stall): Remove.
23704 (enum ix86_tune_indices): New.
23705 (ix86_tune_features): New.
23706 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23707 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23708 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23709 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23710 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23711 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23712 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23713 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23714 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23715 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23716 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23717 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23718 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23719 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23720 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23721 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23722 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23723 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23724 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23725 TARGET_EXT_80387_CONSTANTS): Use it.
23726 (enum ix86_arch_indices): New.
23727 (ix86_arch_features): New.
23728 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23729 TARGET_BSWAP): Use it.
23730 (ix86_tune_mask, ix86_arch_mask): Remove.
23732 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23735 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23736 Define using $${sysroot_headers_suffix}.
23737 * configure: Regenerate.
23738 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23739 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23741 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23742 * gcc.c (print_sysroot_headers_suffix): New.
23743 (option_map): Include --print-sysroot-headers-suffix.
23744 (display_help): Mention -print-sysroot-headers-suffix.
23745 (process_command): Handle -print-sysroot-headers-suffix.
23746 (do_spec_1): Append multilib directory to include-fixed path if
23747 sysroot suffixes in use.
23748 (main): Handle -print-sysroot-headers-suffix.
23749 * Makefile.in (start.encap): Don't depend on xlimits.h
23750 (xlimits.h): Remove.
23751 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23752 limits.h for each multilib in fixinc_list.
23753 (fixinc_list, s-fixinc_list): New.
23754 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23755 generate them for each multilib in fixinc_list.
23756 (stmp-fixproto): Use include-fixed. Run fixproto for each
23757 multilib in fixinc_list.
23758 (mostlyclean): Don't remove xlimits.h.
23759 (clean): Remove include-fixed.
23760 (real-install-headers-tar, real-install-headers-cpio,
23761 real-install-headers-cp): Don't copy include, only include-fixed.
23762 (install-mkheaders): Depend on fixinc_list. Don't depend on
23763 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23764 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23765 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23767 2007-03-06 Jan Hubicka <jh@suse.cz>
23769 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23772 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23774 * configure.ac: Allow tm_file to contain build-directory files.
23775 * configure: Regenerate.
23776 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23777 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23778 * config/m68k/print-sysroot-suffix.sh: New file.
23780 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23782 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23783 of pic_offset_table_rtx if reload_completed.
23784 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23785 PIC_OFFSET_TABLE_REGNUM.
23786 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23788 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23789 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23791 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23793 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23794 functions that call eh_return.
23796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23798 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23799 functions that need a constant pool.
23801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23804 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23805 (m68k_preferred_reload_class): Likewise.
23806 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23807 (SECONDARY_RELOAD_CLASS): Define.
23808 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23809 (LIMIT_RELOAD_CLASS): Delete.
23810 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23811 registers from storing bytes.
23812 (m68k_secondary_reload_class): New function.
23813 (m68k_preferred_reload_class): Likewise.
23815 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23817 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23819 (m68k_expand_prologue): Likewise.
23821 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23823 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23824 (mips_expand_epilogue): Add a bool parameter.
23825 (m68k_legitimize_sibcall_address): Declare.
23826 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23827 (m68k_expand_epilogue): Add a parameter to select between sibling
23828 and normal epilogues. Only generate a return for the latter.
23829 (m68k_ok_for_sibcall_p): New function.
23830 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23831 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23832 (sibcall_value, *sibcall_value): Likewise.
23833 (*call, *call_value): Require !SIBLING_CALL_P.
23834 (epilogue): Update call to m68k_expand_epilogue.
23835 (sibcall_epilogue): New pattern.
23836 * config/m68k/predicates.md (const_call_operand): Say that this
23837 predicate applies to sibling calls too.
23838 (sibcall_operand): New predicate.
23840 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23842 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23843 alternatives as movsi_cf.
23844 (movsf_cf_hard): Add commentary.
23846 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23847 Richard Sandiford <richard@codesourcery.com>
23849 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23850 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23851 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23852 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23853 as being live on exit from an interrupt function.
23854 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23855 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23856 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23857 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23858 (m68k_interrupt_function_p): Globalize.
23859 (m68k_compute_frame_layout): Remove reverse mask code.
23860 (m68k_emit_movem, m68k_set_frame_related): New functions.
23861 (m68k_output_function_prologue): Delete in favor of...
23862 (m68k_expand_prologue): ...this new function.
23863 (m68k_output_function_epilogue): Delete in favor of...
23864 (m68k_expand_epilogue): ...this new function.
23865 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23867 (print_operand): Handle %?.
23868 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23869 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23870 (prologue, epilogue): New patterns.
23871 (return): Turn into a define_expand.
23872 (*return): New pattern, derived from old "return" pattern. Use rte
23873 rather than rts for interrupt functions. Only use rtd if the pop
23875 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23876 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23877 (link, *link, unlink, *unlink, load_got): Likewise.
23879 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23883 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23884 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23885 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23886 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23887 and m68k_matches_u_p.
23888 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23889 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23890 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23891 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23892 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23893 (REG_STRICT_P): New macro.
23894 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23895 PCREL_GENERAL_OPERAND_OK.
23896 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23897 m68k_legitimate_base_reg_p.
23898 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23899 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23900 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23901 * config/m68k/m68k.c (m68k_address): New structure.
23902 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23903 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23904 (m68k_jump_table_ref_p, m68k_decompose_address)
23905 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23906 (m68k_matches_u_p): New functions.
23907 (print_operand_address): Rewrite to use m68k_decompose_index.
23909 2007-03-05 David Taylor <dtaylor@emc.com>
23911 * gcc.c: Correct copyright date in --version output.
23913 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23915 * pa.md: In unamed move patterns, disparge copies between general
23916 and floating point registers using '?' modifier. Don't include 'f'
23917 constraint for register preferences in DImode, SImode, HImode and
23918 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23919 Remove constraints for copies between general and floating registers
23920 in soft-float DFmode pattern.
23921 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23925 2007-03-05 Mike Stump <mrs@apple.com>
23927 * c-common.c (targetcm): Add.
23928 * c-opts.c (c_common_handle_option): Handle language specific
23930 * opts.c (handle_option): Verify language for target options, if
23932 * opth-gen.awk: Add CL_LANG_ALL.
23933 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23934 (TARGETCM_INITIALIZER): Add.
23935 * target.h (struct gcc_targetcm): Add.
23937 * targhooks.c (default_handle_c_option): Add.
23938 * targhooks.h (default_handle_c_option): Add.
23939 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23941 * config/darwin.opt (iframework): Add.
23942 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23943 * config/darwin-c.c (handle_c_option): Add.
23944 (TARGET_HANDLE_C_OPTION): Add.
23946 * doc/invoke.texi (Darwin Options): Add -iframework.
23948 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23950 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23953 2007-03-05 Ian Lance Taylor <iant@google.com>
23955 * c.opt (fgnu89-inline): New option.
23956 * c-opts.c (c_common_post_options): Set default value for
23958 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23959 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23961 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23962 (grokdeclarator, start_function): Likewise.
23963 * c-cppbuiltin.c (c_cpp_builtins): Define either
23964 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23965 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23966 (C Dialect Options): Document -fgnu89-inline.
23967 * doc/extend.texi (Function Attributes): Explain what the
23968 gnu_inline attribute does.
23969 * doc/cpp.texi (Common Predefined Macros): Document
23970 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23972 2007-03-05 Ian Lance Taylor <iant@google.com>
23974 PR tree-optimization/31034
23975 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23976 half-range if the other side is an overflow infinity.
23978 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23980 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23981 (bfin*-linux-uclibc*): New configuration.
23982 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23984 * config/bfin/linux.h: New file.
23985 * config/bfin/libgcc-bfin.ver: New file.
23986 * config/bfin/t-bfin-uclinux: New file.
23987 * config/bfin/t-bfin-linux: New file.
23988 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23989 (TARGET_OS_CPP_BUILTINS): New macro.
23991 2007-03-05 Richard Guenther <rguenther@suse.de>
23993 * fold-const.c (fold_binary): Remove duplicate folding
23994 of comparison of non-null ADDR_EXPR against null.
23996 2007-03-05 Richard Guenther <rguenther@suse.de>
23997 Dorit Nuzman <dorit@il.ibm.com>
23999 PR tree-optimization/26420
24000 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24001 are no loops in the function. Only print the number of
24002 vectorized loops if it is greater than zero or we are supposed
24003 to print information about unvectorized loops.
24005 2007-03-05 Revital Eres <eres@il.ibm.com>
24007 * gcc.dg/var-expand1.c: New test.
24008 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24009 when an accumulator is expanded.
24011 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24014 * c-common.c (convert_and_check): Don't give warnings for
24015 conversion if 'expr' already overflowed.
24017 2007-03-04 Roger Sayle <roger@eyesopen.com>
24019 PR middle-end/30744
24020 * fold-const.c (fold_comparison): Enforce type consistency when
24021 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24023 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24025 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24026 containing a cast to the base of TARGET_MEM_REF.
24028 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24030 * tree.c (tree_contains_struct_check_failed): Remove spurious
24031 whitespace from error message.
24033 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24036 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24037 instead of precision.
24039 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24040 Nathan Sidwell <nathan@codesourcery.com>
24042 * emit-rtl.c (find_auto_inc): New.
24043 (try_split): recreate REG_INC notes,
24044 Use regular for loops rather than whiles.
24046 2007-03-03 Andreas Schwab <schwab@suse.de>
24048 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24049 * configure: Regenerate.
24051 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24053 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24054 flag_rounding_math, not flag_unsafe_math_optimizations.
24056 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24058 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24059 alpha_fold_vector_minmax): Likewise.
24060 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24061 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24063 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24065 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24066 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24067 if the lhs has side-effects.
24068 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24070 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24072 * config/i386/i386.h (TUNEMASK): Remove define.
24073 (ARCHMASK): Remove define.
24074 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24075 Use ix86_arch_mask variable instead of ARCHMASK.
24076 * config/i386/i386.c (override_options): Ditto.
24077 (standard_80387_constant_p): Ditto.
24079 2007-03-02 Ian Lance Taylor <iant@google.com>
24081 Used signed infinities in VRP.
24082 * tree-vrp.c (uses_overflow_infinity): New static function.
24083 (supports_overflow_infinity): New static function.
24084 (make_overflow_infinity): New static function.
24085 (negative_overflow_infinity): New static function.
24086 (positive_overflow_infinity): New static function.
24087 (is_negative_overflow_infinity): New static function.
24088 (is_positive_overflow_infinity): New static function.
24089 (is_overflow_infinity): New static function.
24090 (overflow_infinity_range_p): New static function.
24091 (compare_values_warnv): New function split out of compare_values.
24092 (compare_value): Call it.
24093 (set_value_range_to_nonnegative): Add overflow_infinity
24094 parameter. Change caller.
24095 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24097 (vrp_expr_computes_nonzero): Likewise.
24098 (compare_ranges, compare_range_with_value): Likewise.
24099 (compare_name_with_value, compare_names): Likewise.
24100 (vrp_evaluate_conditional): Likewise.
24101 (set_value_range): Handle infinity
24102 (vrp_operand_equal_p, operand_less_p): Likewise.
24103 (extract_range_from_assert): Likewise.
24104 (vrp_int_const_binop): Likewise.
24105 (extract_range_from_binary_expr): Likewise.
24106 (extract_range_from_unary_expr): Likewise.
24107 (extract_range_from_comparison): Likewise.
24108 (extract_range_from_expr): Likewise.
24109 (dump_value_range): Likewise.
24110 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24111 (test_for_singularity): Likewise.
24112 (vrp_int_const_binop): Remove inline qualifier.
24113 (adjust_range_with_scev): Add comment.
24114 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24116 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24118 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24119 (get_constraint_for): Likewise.
24120 (do_structure_copy): Likewise.
24121 (find_func_aliases): Fix references to MODIFY_EXPR.
24122 (intra_create_variable_infos): Tidy.
24123 * tree-ssa-operands.c (add_virtual_operand): Add argument
24125 When adding members of alias sets, if IS_CALL_SITE is true and
24126 the symbol is not call-clobbered, skip it.
24127 Adjust all callers.
24129 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24131 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24132 entry by means of emit_insn_at_entry.
24134 2007-03-02 Richard Henderson <rth@redhat.com>
24136 * expr.h (promoted_input_arg): Remove decl.
24137 * function.c (promoted_input_arg): Merge into ...
24138 * combine.c (setup_incoming_promotions): ... only caller.
24139 Rearrange to avoid double loop.
24141 2007-03-02 Ben Elliston <bje@au.ibm.com>
24142 Peter Bergner <bergner@vnet.ibm.com>
24143 Janis Johnson <janis187@us.ibm.com>
24145 * config/rs6000/dfp.md: New file.
24146 * config/rs6000/rs6000.md: Include dfp.md.
24147 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24148 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24149 and TDmode decimal float modes in FP registers.
24150 (num_insns_constant): Likewise.
24151 (rs6000_legitimate_offset_address_p): Likewise.
24152 (rs6000_legitimize_address): Likewise.
24153 (rs6000_legitimize_reload_address): Likewise.
24154 (rs6000_legitimate_address): Likewise.
24155 (rs6000_emit_move): Likewise.
24156 (function_arg_boundary): Likewise.
24157 (function_arg_advance): Likewise.
24158 (rs6000_darwin64_record_arg_recurse): Likewise.
24159 (function_arg): Likewise.
24160 (rs6000_gimplify_va_arg): Likewise.
24161 (rs6000_split_multireg_move): Likewise.
24162 (rs6000_output_function_epilogue): Likewise.
24163 (rs6000_output_function_epilogue): Likewise.
24164 (rs6000_register_move_cost): Likewise.
24165 (rs6000_function_value): Likewise.
24166 (rs6000_libcall_value): Likewise.
24168 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24170 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24172 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24174 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24175 Use $MULTIDIR to choose between the kernel and RTP headers,
24176 and use $WIND_BASE and $WIND_USR to locate them.
24178 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24180 * config/i386/i386.c (override_options): Put initialization of
24181 ix86_tune_mask and ix86_arch_mask to the correct place.
24183 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24184 Michael Meissner <michael.meissner@amd.com>
24187 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24188 (ARCHMASK): Define.
24189 (TARGET_CMOVE): Use ARCHMASK.
24190 (TARGET_CMPXCHG): Ditto.
24191 (TARGET_CMPXCHG8B): Ditto.
24192 (TARGET_XADD): Ditto.
24193 (TARGET_BSWAP): Ditto.
24194 * config/i386/i386.c (ix86_tune_mask): New global variable.
24195 (ix86_arch_mask): Ditto.
24196 (override_options): Initialize ix86_tune_mask and
24197 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24200 2007-03-02 Ben Elliston <bje@au.ibm.com>
24203 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24205 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24207 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24208 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24209 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24210 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24212 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24213 rs6000_init_dwarf_reg_sizes_extra): New.
24214 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24215 SPE register high parts.
24217 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24219 * Makefile.in: Add install-pdf target as
24220 copied from automake v1.10 rules.
24221 * configure.ac: Add install-pdf to target list.
24222 * configure: Regenerate.
24224 2007-03-01 Paul Brook <paul@codesourcery.com>
24226 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24227 modes to LDRD for DImode.
24228 (output_move_double): Fixup out of range ldrd/strd.
24229 (vfp_secondary_reload_class): Rename...
24230 (coproc_secondary_reload_class): ... to this. Add wb argument.
24231 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24232 coproc_secondary_reload_class for CLASS_IWMMXT.
24233 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24234 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24236 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24238 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24239 unroll factor by the estimated number of iterations.
24240 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24241 than prefetch latency.
24243 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24244 decode_caches_intel, detect_caches_intel): New functions.
24245 (host_detect_local_cpu): Use detect_caches_amd and
24246 detect_caches_intel.
24248 2007-03-01 Richard Henderson <rth@redhat.com>
24250 * expr.c (emit_move_complex_push): Export.
24251 (emit_move_complex_parts): Split out from ...
24252 (emit_move_complex): ... here.
24253 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24254 * config/i386/i386.md (movcdi): New.
24256 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24258 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24259 size of mode1 to check for tieable modes in MMX case.
24261 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24263 * Makefile.in (rtlanal.o): Depend on tree.h.
24264 * rtl.h (offset_within_section_p, split_const): Declare.
24265 * rtlanal.c: Include tree.h.
24266 (offset_within_block_p): New function, taken from
24267 mips_offset_within_object_p.
24268 (split_const): New function, taken from mips_split_const.
24269 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24271 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24272 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24273 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24274 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24275 (m68k_illegitimate_symbolic_constant_p): New function.
24276 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24277 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24278 symbolic constant that might be outside the symbol's section,
24279 move the symbol first and then add the offset.
24280 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24282 * config/mips/mips.c (mips_split_const): Delete.
24283 (mips_offset_within_object_p): Delete.
24284 (mips_symbolic_constant_p): Use offset_within_section_p and
24285 split_const instead of mips_offset_within_object_p and
24287 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24288 (mips_legitimize_const_move, print_operand_reloc)
24289 (mips_dangerous_for_la25_p): Use split_const instead of
24292 2007-02-28 Eric Christopher <echristo@apple.com>
24294 * Makefile.in (install-include-dir): Don't rm -rf include.
24296 2007-02-28 Richard Guenther <rguenther@suse.de>
24298 PR middle-end/30364
24299 * fold-const.c (fold_binary): Do not associate expressions
24300 with more than one variable for integer types that do not wrap.
24302 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24304 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24305 Delete, and replace with...
24306 (fold_builtin_call_array): This. Update callers to use it.
24307 * fold-const.c (fold_build_call_list): Delete, and replace with...
24308 (fold_build_call_array): This.
24309 (fold_build_call_list_initializer): Delete, and replace with...
24310 (fold_build_call_array_initializer): This.
24311 * tree.h: Update declarations to reflect above changes.
24313 * c-typeck.c (build_function_call): Store converted arguments
24314 in a stack-allocated array instead of building a list.
24315 (convert_arguments): Store arguments in the array passed in as an
24316 argument, and return the actual number of arguments.
24317 * c-format.c: (check_function_format): Pass arguments in an
24318 array instead of a list.
24319 * c-common.c (check_function_nonnull): Likewise.
24320 (check_function_sentinel): Likewise.
24321 (check_function_arguments): Likewise.
24322 * c-common.h: Update declarations to reflect above changes.
24324 2007-02-28 Jan Hubicka <jh@suse.cz>
24326 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24327 PRED_NEGATIVE_RETURN): Update outcomes.
24329 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24331 * calls.c (emit_library_call_value_1): Handle partial registers
24332 correctly when building up CALL_INSN_FUNCTION_USAGE.
24334 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24336 * pa/predicates.md (move_src_operand): Allow zero for mode.
24337 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24340 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24343 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24344 *movv2df_internal): Enable pattern only for valid operand
24346 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24347 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24349 2007-02-27 Mike Stump <mrs@apple.com>
24351 * config/darwin-crt3.c: Avoid compilation when compiling for a
24354 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24356 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24358 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24359 for fixed headers and limits.h.
24360 (install-include-dir, install-headers-tar, install-headers-cpio,
24361 install-headers-cp, real-install-headers-tar,
24362 real-install-headers-cpio, real-install-headers-cp): Handle
24363 include-fixed as well as include.
24364 (install-mkheaders): Don't install files that go only in include
24366 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24367 from GCC_INCLUDE_DIR.
24368 * gcc.c (process_command): Remove special -BstageN/ handling.
24369 (do_spec_1): Add include-fixed directories.
24371 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24373 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24375 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24377 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24380 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24382 * c-common.c (get_priority): Add check for
24383 SUPPORTS_INIT_PRIORITY.
24385 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24387 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24389 * config/bfin/bfin.c: Include "cfglayout.h".
24390 (MAX_LSETUP_DISTANCE): New macro.
24391 (struct loop_info): New members incoming, incoming_src and
24392 incoming_dest. Delete member predecessor.
24393 (length_for_loop): New function.
24394 (bfin_optimize_loop): Handle more different loop structures.
24395 (bfin_discover_loop): Rework detection of predecessor blocks by
24396 examining incoming edges.
24397 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24399 (bfin_reorder_loops): New function.
24400 (bfin_reorg_loops): Use these three new functions.
24402 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24403 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24404 (CONSTRAINT_LEN): Add entry for 'q'.
24405 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24406 Add 'q' constraints.
24407 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24408 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24410 * config/bfin/bfin.md (add_with_carry): New pattern.
24411 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24412 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24413 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24414 support unsigned multiplies too. Removed incorrect commutativity from
24415 operand 1 constraint where appropriate.
24416 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24418 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24419 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24421 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24422 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24423 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24424 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24425 usmulhisi_hh_huh): New patterns.
24427 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24428 lshifthi3): Fix output template to use half reg for operand 2.
24430 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24433 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24435 2007-02-27 Andreas Schwab <schwab@suse.de>
24437 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24439 2007-02-27 Jan Hubicka <jh@suse.cz>
24441 * predict.c (last_basic_block_p): Remove.
24442 (tree_estimate_probability): Update return heuristic for commonized
24445 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24447 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24449 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24451 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24452 * doc/cpp.texi: Standardize title page.
24453 * doc/cppinternals.texi: Likewise.
24454 * doc/gcc.texi: Standardize title page, remove version number
24455 from copyright page.
24456 * doc/gccint.texi: Likewise.
24457 * doc/install.texi: Standardize title page, add table of
24460 2007-02-26 Jan Hubicka <jh@suse.cz>
24462 * predict.def: Set outcomes according to more recent results.
24463 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24464 Remove dead predictors.
24465 * predict.c (return_prediction): Fix pasto.
24467 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24469 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24470 change; avoid a memory leak when returning early.
24472 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24474 * c-decl.c (static_ctors): Move to c-common.c.
24475 (static_dtors): Likewise.
24476 (finish_function): Use c_record_cdtor_fn.
24477 (build_cdtor): Move to c-common.c.
24478 (c_write_global_declarations): Use c_build_cdtor_fns.
24479 * c-common.h (static_ctors): Declare.
24480 (static_dtors): Likewise.
24481 (c_record_cdtor_fn): Likewise.
24482 (c_build_cdtor_fns): Likewise.
24483 * c-common.c (static_ctors): New variable.
24484 (static_dtors): Likewise.
24485 (c_record_cdtor_fn): New function.
24486 (build_cdtor): Move from c-decl.c
24487 (c_build_cdtor_fns): New function.
24489 * output.h (assemble_addr_to_section): Declare.
24490 (get_cdtor_priority_section): Likewise.
24491 * varasm.c (assemble_addr_to_section): New function.
24492 (get_cdtor_priority_section): Likewise.
24493 (default_named_section_asm_out_destructor): Use them.
24494 (destor_dtor_section_asm_out_destructor): Likewise.
24495 (default_named_section_asm_out_constructor): Likewise.
24496 (default_ctor_section_asm_out_constructor): Likewise.
24497 * config.gcc (*-*-vxworks*): Include vxworks.o.
24498 * config/t-vxworks (vxworks.o): New target.
24499 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24500 (TARGET_ASM_CONSTRUCTOR): Define.
24501 (TARGET_ASM_DESTRUCTOR): Likewise.
24502 (vxworks_asm_out_constructor): Declare.
24503 (vxworks_asm_out_destructor): Likewise.
24505 * c-common.c (get_priority): Check that we have not just an
24506 INTEGER_CST, but an integer constant with integeral type.
24508 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24510 PR tree-optimization/30938
24511 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24512 use &dt[nargs-1] instead of &dt[nargs] in the call to
24513 vect_is_simple_use().
24515 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24517 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24518 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24519 Do not attempt to handle MEM inside auto-inc expressions.
24520 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24521 of a register modified by an auto-inc expression. However, do handle
24522 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24523 (elimination_effects): Prohibit elimination of a register modified
24524 by an auto-inc expression. Disable register elimination rules whose
24525 target register is modified by an auto-inc expression with variable
24528 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24530 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24532 (array_at_struct_end_p): New function.
24533 (idx_infer_loop_bounds): Use it.
24534 (estimate_numbers_of_iterations_loop): Export.
24535 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24536 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24537 (tree_estimate_probability): Call record_loop_exits.
24538 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24539 (estimated_loop_iterations, estimated_loop_iterations_int,
24540 estimated_loop_iterations_tree): New functions.
24541 (analyze_siv_subscript_cst_affine,
24542 compute_overlap_steps_for_affine_1_2,
24543 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24544 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24545 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24546 (PRED_LOOP_ITERATIONS_GUESSED): New.
24547 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24548 * cfgloop.h (estimate_numbers_of_iterations_loop,
24549 estimated_loop_iterations_int): Declare.
24551 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24553 * doc/extend.texi: Document optional priority argument to
24554 constructors and destructors.
24555 * tree.c (init_priority_for_decl): Adjust GTY markers.
24556 (init_ttree): Use priority-info hash functions for
24557 init_priority_for_decl.
24558 (tree_map_eq): Rename to ...
24559 (tree_map_base_eq): ... this.
24560 (tree_map_marked_p): Rename to ...
24561 (tree_map_base_marked_p): ... this.
24562 (tree_map_base_hash): New function.
24563 (decl_init_priority_lookup): Rework.
24564 (decl_fini_priority_lookup): New function.
24565 (decl_priority_info): New function.
24566 (decl_init_priority_insert): Use it.
24567 (decl_fini_priority_insert): Likewise.
24568 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24570 (decl_restrict_base_insert): Likewise.
24571 (decl_debug_expr_insert): Likewise.
24572 (decl_value_expr_lookup): Likewise.
24573 (decl_value_expr_insert): Likewise.
24574 * tree.h (priority_type): New type.
24575 (decl_init_priority_lookup): Use priority_type.
24576 (decl_fini_priority_lookup): New function.
24577 (decl_init_priority_insert): Use priority_type.
24578 (decl_fini_priority_insert): New function.
24579 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24580 (DECL_INIT_PRIORITY): Likewise.
24581 (SET_DECL_INIT_PRIORITY): Add comment.
24582 (DECL_FINI_PRIORITY): New macro.
24583 (SET_DECL_FINI_PRIORITY): Likewise.
24584 (DEFAULT_INIT_PRIORITY): Document.
24585 (MAX_INIT_PRIORITY): Likewise.
24586 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24587 (tree_map_base): New type.
24588 (tree_map_base_eq): New function.
24589 (tree_map_base_hash): Likewise.
24590 (tree_map_base_marked_p): Likewise.
24591 (tree_map): Inherit from tree_map_base.
24592 (tree_map_eq): Make it a macro.
24593 (tree_map_marked_p): Likewise.
24594 (tree_int_map): Inherit from tree_map_base.
24595 (tree_int_map_eq): Make it a macro.
24596 (tree_int_map_hash): Likewise.
24597 (tree_int_map_marked_p): Likewise.
24598 (tree_priority_map): New type.
24599 (tree_priority_map_eq): New macro.
24600 (tree_priority_map_hash): Likewise.
24601 (tree_priority_map_marked_p): Likewise.
24602 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24604 (emutls_common_1): Likewise.
24605 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24606 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24607 of tree_map hierarchy.
24608 * tree-cfg.c (move_stmt_r): Likewise.
24609 (new_label_mapper): Likewise.
24610 * c-tree.h (c_expand_body): Move to ...
24611 * c-common.h (c_expand_body): ... here.
24612 * c-decl.c (c_expand_body): Move to ...
24613 * c-common.c (c_expand_body): ... here.
24614 (c_common_attribute_table): Allow 1 argument for the constructor
24615 and destructor attributes.
24616 (get_priority): New function.
24617 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24618 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24620 2007-02-24 Jan Hubicka <jh@suse.cz>
24622 PR middle-end/30509
24623 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24624 copying for inlining.
24626 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24627 Jan Hubicka <jh@suse.cz>
24630 * i386.c (counter_mode): New function.
24631 (expand_set_or_movmem_via_loop): Use it.
24632 (expand_movmem_epilogue): Likewise; fix pasto.
24633 (ix86_expand_movmem): Do emit guard even for constant counts.
24634 (ix86_expand_setmem): Likewise.
24636 2007-02-25 Nick Clifton <nickc@redhat.com>
24638 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24639 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24641 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24644 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24645 count argument with 0x10, not with 0x16.
24646 (expand_setmem_epilogue): Ditto.
24648 2007-02-24 Mike Stump <mrs@apple.com>
24650 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24653 2007-02-24 Richard Guenther <rguenther@suse.de>
24655 PR middle-end/30951
24656 * fold-const.c (fold_binary): Fold x +- CST op x for
24657 EQ_EXPR and NE_EXPR.
24659 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24661 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24663 2007-02-24 Jan Hubicka <jh@suse.cz>
24665 * cgraphunit.c (decide_is_function_needed): Honor
24666 -fkeep-inline-functions.
24668 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24670 * builtins.c (fold_builtin_modf): New.
24671 (fold_builtin_2): Use it.
24673 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24675 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24676 (determine_max_iter): Take additional LOOP arg; all callers changed.
24677 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24678 one using simplifications.
24679 (simplify_using_initial_values): Return if the expression becomes
24680 invalid due to altered regs.
24682 2007-02-23 DJ Delorie <dj@redhat.com>
24684 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24686 2007-02-23 Mike Stump <mrs@apple.com>
24688 * tlink.c (scan_linker_output): Parse linker messages from
24689 darwin9's linker better.
24691 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24694 * varpool.c (varpool_assemble_pending_decls): Set
24695 varpool_last_needed_node to null.
24697 2007-02-23 DJ Delorie <dj@redhat.com>
24699 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24700 alignment bigger than the object file can handle.
24702 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24705 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24706 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24707 (*movsf_1): Penalize MMX moves.
24709 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24711 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24712 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24714 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24716 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24718 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24719 (fold_builtin_1): Use them.
24720 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24721 BUILT_IN_SIGNIFICAND.
24723 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24725 * config/i386/i386.c (bdesc_1arg): Initialize
24726 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24727 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24728 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24729 and IX86_BUILTIN_MOVSLDUP.
24731 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24733 PR rtl-optimization/30841
24734 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24736 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24738 * builtins.c (fold_builtin_frexp): New.
24739 (fold_builtin_2): Use it.
24741 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24743 * doc/invoke.texi (Spec Files): Document getenv spec function.
24745 * gcc.c (getenv_spec_function): New function.
24746 (static_spec_functions): Add it.
24747 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24748 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24751 2007-02-22 Michael Matz <matz@suse.de
24754 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24755 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24757 2007-02-22 Ian Lance Taylor <iant@google.com>
24760 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24761 (mem_loc_descriptor): Call it.
24763 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24764 Ira Rosen <irar@il.ibm.com>
24766 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24768 2007-02-22 Ira Rosen <irar@il.ibm.com>
24770 PR tree-optimization/30843
24771 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24772 stores only after all the group is vectorized.
24774 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24776 PR tree-optimization/30858
24777 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24778 in the reduction cycle have a single use in the loop.
24779 * tree-vectorizer.h (relevant): Add documentation.
24781 2007-02-20 Mike Stump <mrs@apple.com>
24783 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24784 * configure: Regenerate.
24786 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24788 Change the defaults of some parameters and options.
24789 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24790 * config/spu/spu.c (spu_optimization_options): Add.
24791 (spu_override_options): Change params in spu_optimization_options.
24792 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24794 Register 127 is only 16 byte aligned when used as a frame pointer.
24795 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24796 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24797 HARD_FRAME_POINTER_REGNUM.
24798 (spu_legitimate_address): Use regno_aligned_for_reload.
24799 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24800 aligned when frame_pointer_needed is true.
24801 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24803 * config/spu/spu.h (INIT_EXPANDERS): Define.
24805 Make sure shift and rotate instructions have valid immediate operands.
24806 * config/spu/predicates.md (spu_shift_operand): Remove.
24807 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24808 * config/spu/constraints.md (W, O): Extend range.
24809 * config/spu/spu.md (umask, nmask): Define.
24810 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24811 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24812 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24813 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24814 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24815 (lshr<mode>3_reg): Fix rtl description.
24817 Make sure mulhisi immediate operands are valid.
24818 * config/spu/predicates.md (imm_K_operand): Add.
24819 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24821 Generate constants using fsmbi and andi.
24822 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24823 (print_operand, spu_split_immediate, classify_immediate,
24824 fsmbi_const_p): Handle IC_FSMBI2.
24826 Correctly handle a CONST_VECTOR containing symbols.
24827 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24828 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24829 (immediate_load_p): Allow symbols that use 2 instructions to create.
24830 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24831 with symbols when flag_pic is set.
24832 (const_vector_immediate_p): New.
24833 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24834 accept a CONST_VECTOR with symbols.
24835 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24836 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24838 * config/spu/spu.md (high, low): Delete.
24839 (low_<mode>): Define.
24841 Remove INTRmode and INTR_REGNUM, which didn't work.
24842 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24844 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24845 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24846 peephole2 pattern): Don't use INTR or 131.
24847 (movintrcc): Delete.
24848 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24849 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24850 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24851 (UNSPEC_SET_INTR): Add.
24852 * config/spu/spu-modes.def (INTR): Remove.
24854 More accurate warnings about run-time relocations.
24855 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24857 Correctly warn about immediate arguments to specific intrinsics.
24858 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24859 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24860 the instruction predicate.
24862 Fix tree check errors with latest update.
24863 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24865 (spu_expand_builtin): Use CALL_EXPR_FN.
24867 Add missing specific intrinsics.
24868 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24870 * config/spu/spu_internals.h: Ditto.
24872 Fix incorrect operand modifiers.
24873 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24874 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24876 Optimize one case of zero_extend of a vec_select.
24877 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24879 Accept any immediate for hbr.
24880 * config/spu/spu.md (hbr): Change s constraints to i.
24882 2007-02-21 Paul Brook <paul@codesourcery.com>
24884 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24885 condexec_count when skipping USE and CLOBBER.
24887 2007-02-21 Nick Clifton <nickc@redhat.com>
24889 * common.opt (Warray-bounds): Add Warning attribute.
24890 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24892 (fsized-zeroes): Add Optimization attribute.
24893 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24894 * c.opt (Wc++0x-compat): Add Warning attribute.
24896 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24898 PR middle-end/30761
24899 * reload1.c (eliminate_regs_in_insn): In the single_set special
24900 case, attempt to re-recognize the insn before falling back to
24901 having reload fix it up.
24903 2007-02-20 Eric Christopher <echristo@gmail.com>
24905 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24906 Rewrite accordingly.
24907 (frv_read_iacc_argument): Ditto.
24908 (frv_expand_set_builtin): Take a call instead of arglist, update for
24910 (frv_expand_unop_builtin): Ditto.
24911 (frv_expand_binop_builtin): Ditto.
24912 (frv_expand_cut_builtin): Ditto.
24913 (frv_expand_binopimm_builtin): Ditto.
24914 (frv_expand_voidbinop_builtin): Ditto.
24915 (frv_expand_int_void2arg): Ditto.
24916 (frv_expand_prefetches): Ditto.
24917 (frv_expand_voidtriop_builtin): Ditto.
24918 (frv_expand_voidaccop_builtin): Ditto.
24919 (frv_expand_load_builtin): Ditto.
24920 (frv_expand_store_builtin): Ditto.
24921 (frv_expand_mdpackh_builtin): Ditto.
24922 (frv_expand_mclracc_builtin): Ditto.
24923 (frv_expand_mrdacc_builtin): Ditto.
24924 (frv_expand_mwtacc_builtin): Ditto.
24925 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24928 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24930 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24931 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24933 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24934 point instructions.
24935 * configure: Regenerate.
24936 * config.in: Regenerate.
24937 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24938 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24939 masks to power6 and power6x and to POWERPC_MASKS.
24940 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24942 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24943 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24944 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24945 Access PROTOTYPE as variable, not mask.
24947 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24949 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24950 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24951 * combine.c (adjust_for_new_dest): Use it.
24952 * postreload.c (reload_combine): Likewise.
24954 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24956 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24957 notes on an insn with multiple sets, even if single_set returns
24958 non-NULL for that insn.
24960 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24962 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24963 scalbn and scalbln.
24965 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24967 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24968 if user didn't pass it.
24969 * config/i386/darwin.h (CC1_SPEC): Likewise.
24970 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24971 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24972 -mmacosx-version-min.
24974 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24975 Uros Bizjak <ubizjak@gmail.com>
24977 * optabs.h (enum optab_index): Add new OTI_scalb.
24978 (scalb_optab): Define corresponding macro.
24979 * optabs.c (init_optabs): Initialize scalb_optab.
24980 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24982 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24983 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24984 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24985 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24986 flag_unsafe_math_optimizations is set.
24988 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24989 to implement scalbf, scalb and scalbl built-ins as inline x87
24992 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24993 DJ Delorie <dj@redhat.com>
24996 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24997 (diagnostic_report_diagnostic): ... here, and turn them into real
24998 errors. If warnings are inhibited, no need to do anything.
25000 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25002 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25003 better code generation.
25005 2007-02-20 Ben Elliston <bje@au.ibm.com>
25007 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25009 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25011 * config/alpha/alpha.c, config/alpha/alpha.md,
25012 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25013 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25014 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25015 config/arm/lib1funcs.asm: Follow spelling conventions.
25017 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25018 config/fr30/fr30.md, config/i386/i386.h,
25019 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25020 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25021 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25022 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25023 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25024 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25025 config/sparc/sparc.c, config/sparc/sparc.h,
25026 config/sparc/sparc.md, config/spu/constraints.md,
25027 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25030 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25033 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25036 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25038 * doc/invoke.texi (-ftree-lrs): Remove.
25040 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25042 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25045 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25047 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25048 new CALL_EXPR_FN macro for retrieving the function
25049 declaration of the input expression.
25051 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25053 * c.opt (Waddress): New.
25054 * common.opt (Walways-true): Delete.
25055 (Wstring-literal-comparison): Delete.
25056 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25057 -Wstring-literal-comparison. Add -Waddress.
25059 (Walways-true): Delete.
25060 (Wstring-literal-comparison): Delete.
25061 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25062 consistently instead of -Walways-true in example.
25063 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25064 * c-typeck.c (parser_build_binary_op): Replace
25065 -Wstring-literal-comparison and -Walways-true with -Waddress.
25066 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25069 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25071 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25072 without DECL_STRUCT_FUNCTION initialized.
25074 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25076 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25077 due to calls to functions taking pointers as parameters.
25079 2007-02-19 Richard Henderson <rth@redhat.com>
25082 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25085 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25087 * config/s390/s390.c (s390_call_saved_register_used,
25088 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25089 accessed to the new scheme.
25091 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25093 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25094 (cris_print_index, cris_print_operand, cris_print_operand_address)
25095 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25096 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25097 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25098 GET_CODE () == xxx.
25099 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25100 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25101 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25102 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25103 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25104 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25105 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25106 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25107 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25108 (uminsi3, call, call_value): Ditto.
25109 (define_split: indir_to_reg_split, unnamed): Ditto.
25111 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25113 PR tree-optimization/30975
25114 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25117 2007-02-18 Eric Christopher <echristo@gmail.com>
25119 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25120 Remove use of arglist.
25121 (mips_expand_builtin): Remove use of arglist, pass in expr.
25122 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25123 (mips_expand_builtin_movtf): Ditto.
25124 (mips_expand_builtin_compare): Ditto.
25126 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25128 * tree-sra.c (sra_build_assignment): Replace assertion
25129 checking with a comment explaining why it can't be done.
25131 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25133 PR middle-end/30833
25134 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25135 during CALL_EXPR representation conversion.
25136 * tree-ssa-propagate.c (set_rhs): Likewise.
25138 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25140 * tree-sra.c (sra_build_assignment): Disable assertion checking
25143 2007-02-18 Roger Sayle <roger@eyesopen.com>
25145 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25146 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25147 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25149 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25150 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25151 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25152 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25153 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25154 force_gimple_operand): Likewise.
25155 * ipa-cp.c (constant_val_insert): Likewise.
25156 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25157 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25158 perfect_nestify): Likewise.
25159 * langhooks.c (lhd_omp_assignment): Likewise.
25160 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25161 lower_copyprivate_clauses, lower_send_clauses,
25162 lower_send_shared_vars, expand_parallel_call,
25163 expand_omp_for_generic, expand_omp_for_static_nochunk,
25164 expand_omp_for_static_chunk, expand_omp_sections,
25165 lower_omp_single_copy, lower_omp_for_lastprivate,
25166 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25167 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25168 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25171 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25173 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25174 config/sh/sh.md: Follow spelling conventions.
25176 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25177 config/frv/predicates.md: Follow spelling conventions.
25179 * config/m68k/linux-unwind.h: Fix a comment typo.
25180 * target.h: Follow spelling conventions.
25182 2007-02-18 Roger Sayle <roger@eyesopen.com>
25184 PR rtl-optimization/28173
25185 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25186 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25187 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25188 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25189 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25191 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25193 * builtins.c (fold_builtin_load_exponent): New.
25194 (fold_builtin_2): Use it.
25196 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25198 PR rtl-optimization/30773
25199 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25200 if we fail to attach a REG_EQUIV note.
25202 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25203 Roger Sayle <roger@eyesopen.com>
25205 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25207 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25209 * calls.c (initialize_argument_information): Pass original EXP
25210 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25211 code to split complex arguments here, as part of initializing the
25213 (expand_call): Remove code that builds a list of arguments and
25214 inserts implicit arguments into it. Instead, just count how many
25215 implicit arguments there will be so we can determine the size of
25216 the ARGS array, and let initialize_argument_information do the work.
25217 (split_complex_values): Delete unused function.
25219 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25221 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25223 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25225 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25226 for arg pointer based indexed addressing.
25228 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25230 * config/ia64/ia64.h, config/ia64/ia64.md,
25231 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25232 spelling conventions.
25234 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25236 * config/m68k/m68k.c (split_di): New.
25237 * config/m68k/m68k-protos.h: Declare split_di.
25238 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25239 Improve predicate handling and split constant shifts.
25241 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25243 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25244 parameter for register bitfield operations, general predicates
25247 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25249 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25250 * config/m68k/linux-unwind.h: New file.
25252 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25254 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25255 config/i386/athlon.md, config/ia64/ia64.md,
25256 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25257 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25258 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25259 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25260 tree-vect-transform.c: Fix comment typos.
25262 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25264 * sched-deps.c (find_insn_list): Remove.
25265 * sched-int.h: Remove the prototype for find_insn_list.
25267 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25269 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25271 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25272 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25273 darwin_rs6000_override_options.
25274 (C_COMMON_OVERRIDE_OPTIONS): Expect
25275 darwin_macosx_version_min to be non-NULL always.
25276 (TARGET_C99_FUNCTIONS): Likewise.
25277 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25278 (DARWIN_MINVERSION_SPEC): New.
25279 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25280 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25282 (DARWIN_MINVERSION_SPEC): New.
25283 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25285 * config/darwin-c.c (darwin_cpp_builtins): Expect
25286 darwin_macosx_version_min to be non-NULL always.
25288 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25290 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25292 * config/i386/i386.h (x86_use_xchgb): New.
25293 (TARGET_USE_XCHGB): New macro.
25294 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25295 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25296 Split after reload into bswaphi for shifts of 8.
25297 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25298 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25299 or when optimizing for size.
25301 2007-02-16 Richard Guenther <rguenther@suse.de>
25302 Christian Bruel <christian.bruel@st.com>
25304 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25305 DECLs but prefer SSA_NAMEs over DECLs.
25307 2007-02-16 Richard Guenther <rguenther@suse.de>
25309 * tree-flow-inline.h (single_imm_use_p): Remove.
25310 (zero_imm_uses_p): Likewise.
25311 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25312 instead of single_imm_use_p.
25313 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25316 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25319 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25320 nested double- and backquotes.
25322 2007-02-15 Roger Sayle <roger@eyesopen.com>
25324 PR middle-end/30391
25325 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25326 should be unreachable.
25327 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25328 For the time being redirect GIMPLE_MODIFY_STMT to the new
25329 (renamed) build_gimple_modify_stmt_stat.
25330 (build2_gimple_stat): Rename to...
25331 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25332 Always build a GIMPLE_MODIFY_STMT node.
25333 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25334 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25337 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25338 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25339 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25340 expand_complex_div_wide): Likewise.
25341 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25342 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25343 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25344 * tree-ssa-loop-manip.c (create_iv): Likewise.
25345 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25346 abs_replacement): Likewise.
25347 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25348 realify_fake_stores): Likewise.
25350 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25351 node rather than a GIMPLE_MODIFY_STMT node.
25352 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25353 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25355 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25356 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25357 GIMPLE_MODIFY_STMT.
25359 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25361 PR middle-end/30433
25362 * fold-const.c (fold_comparison): Add back the
25363 folding of constant complex comparisions.
25365 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25367 PR middle-end/30729
25368 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25369 effects unknown to this function, return early.
25371 2007-02-15 Ian Lance Taylor <iant@google.com>
25373 * lower-subreg.c (move_eh_region_note): New static function.
25374 (resolve_simple_move): Call it.
25375 (decompose_multiword_subregs): Track blocks for which we resolve a
25376 simple move which is also a control flow insn. Pass them to
25377 find_many_sub_basic_blocks.
25378 (pass_lower_subreg): Add TODO_verify_flow.
25379 (pass_lower_subreg2): Likewise.
25381 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25382 Brooks Moses <brooks.moses@codesourcery.com>
25383 Lee Millward <lee.millward@codesourcery.com>
25385 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25386 (VL_EXP_CLASS_P): New.
25387 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25389 (TREE_OPERAND_CHECK_CODE): Likewise.
25390 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25391 (TREE_RTL_OPERAND_CHECK): Likewise.
25392 (tree_operand_check_failed): Make second parameter the whole tree
25393 instead of its code. Fixed callers.
25394 (VL_EXP_CHECK): New.
25395 (TREE_OPERAND_LENGTH): New.
25396 (VL_EXP_OPERAND_LENGTH): New.
25397 (CALL_EXPR_FN): New.
25398 (CALL_EXPR_STATIC_CHAIN): New.
25399 (CALL_EXPR_ARGS): New.
25400 (CALL_EXPR_ARG): New.
25401 (call_expr_nargs): New.
25402 (CALL_EXPR_ARGP): New.
25403 (build_nt_call_list): Declare.
25404 (build_vl_exp_stat): Declare.
25405 (build_vl_exp): New.
25406 (build_call_list): Declare.
25407 (build_call_nary): Declare.
25408 (build_call_valist): Declare.
25409 (build_call_array): Declare.
25410 (call_expr_arg): Declare.
25411 (call_expr_argp): Declare.
25412 (call_expr_arglist): Declare.
25413 (fold_build_call_list): Declare.
25414 (fold_build_call_list_initializer): Declare.
25415 (fold_call_expr): Declare to replace fold_builtin.
25416 (fold_builtin_fputs): Update to agree with modified definition.
25417 (fold_builtin_strcpy): Likewise.
25418 (fold_builtin_strncpy): Likewise.
25419 (fold_builtin_memory_chk): Likewise.
25420 (fold_builtin_stxcpy_chk): Likewise.
25421 (fold_builtin_strncpy_chk): Likewise.
25422 (fold_builtin_next_arg): Likewise.
25423 (fold_build_call_expr): Declare.
25424 (fold_builtin_call_list): Declare.
25425 (fold_builtin_call_valist): Declare.
25426 (build_call_expr): Declare.
25427 (validate_arglist): Update to agree with modified definition.
25428 (tree_operand_length): New.
25429 (call_expr_arg_iterator): New.
25430 (init_call_expr_arg_iterator): New.
25431 (next_call_expr_arg): New.
25432 (first_call_expr_arg): New.
25433 (more_call_expr_args_p): New.
25434 (FOR_EACH_CALL_EXPR_ARG): New.
25436 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25437 and tcc_gimple_stmt.
25438 (tree_code_size): Update documentation. Use sizeof (tree) rather
25439 than sizeof (char *).
25440 (tree_size): Likewise. Add case for tcc_vl_exp.
25441 (tree_node_structure): Add case for tcc_vl_exp.
25442 (contains_placeholder_p): Likewise.
25443 (substitute_in_expr): Likewise.
25444 (substitute_placeholder_in_expr): Likewise.
25445 (stabilize_reference_1): Likewise.
25446 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25447 to diagnose breakage of this interface for constructing CALL_EXPRs.
25448 (build_nt): Add similar assertion here.
25449 (build_nt_call_list): New.
25450 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25451 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25453 (get_callee_fndecl): Use new CALL_EXPR accessors.
25454 (tree_operand_check_failed): Change parameters to pass entire node
25455 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25456 (process_call_operands): New.
25457 (build_vl_exp_stat): New.
25458 (build_call_list): New.
25459 (build_call_nary): New.
25460 (build_call_valist): New.
25461 (build_call_array): New.
25462 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25463 (call_expr_arglist): New.
25465 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25466 tcc_vl_exp instead of a fixed-size tcc_expression.
25468 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25469 accessors for CALL_EXPRs.
25470 (AGGR_INIT_EXPR): Likewise.
25472 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25473 Brooks Moses <brooks.moses@codesourcery.com>
25474 Lee Millward <lee.millward@codesourcery.com>
25476 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25477 (expand_builtin_nonlocal_goto): Change parameter to be entire
25478 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25479 (expand_builtin_prefetch): Likewise.
25480 (expand_builtin_classify_type): Likewise.
25481 (mathfn_built_in): Return NULL_TREE instead of 0.
25482 (expand_errno_check): Use new CALL_EXPR accessors.
25483 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25484 Return NULL_RTX instead of 0.
25485 (expand_builtin_mathfn_2): Likewise.
25486 (expand_builtin_mathfn_3): Likewise.
25487 (expand_builtin_interclass_mathfn): Likewise.
25488 (expand_builtin_sincos): Likewise.
25489 (expand_builtin_cexpi): Likewise.
25490 (expand_builtin_int_roundingfn): Likewise.
25491 (expand_builtin_int_roundingfn_2): Likewise.
25492 (expand_builtin_pow): Likewise.
25493 (expand_builtin_powi): Likewise.
25494 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25495 of arglist, fixing callers appropriately. Use new CALL_EXPR
25496 accessors and constructors. Return NULL_RTX instead of 0.
25497 (expand_builtin_strstr): Likewise.
25498 (expand_builtin_strchr): Likewise.
25499 (expand_builtin_strrchr): Likewise.
25500 (expand_builtin_strpbrk): Likewise.
25501 (expand_builtin_memcpy): Likewise.
25502 (expand_builtin_mempcpy): Likewise.
25503 (expand_builtin_mempcpy_args): New.
25504 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25505 (expand_builtin_memmove_args): New.
25506 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25507 (expand_movstr): Likewise.
25508 (expand_builtin_strcpy): Likewise.
25509 (expand_builtin_strcpy_args): New.
25510 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25511 (expand_builtin_strncpy): Likewise.
25512 (expand_builtin_memset): Likewise.
25513 (expand_builtin_memset_args): New.
25514 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25515 (expand_builtin_memcmp): Likewise.
25516 (expand_builtin_strcmp): Likewise.
25517 (expand_builtin_strncmp): Likewise.
25518 (expand_builtin_strcat): Likewise.
25519 (expand_builtin_strncat): Likewise.
25520 (expand_builtin_strspn): Likewise.
25521 (expand_builtin_strcspn): Likewise.
25522 (expand_builtin_args_info): Likewise.
25523 (expand_builtin_va_start): Likewise.
25524 (gimplify_va_arg_expr): Likewise.
25525 (expand_builtin_va_end): Likewise.
25526 (expand_builtin_va_copy): Likewise.
25527 (expand_builtin_frame_address): Likewise.
25528 (expand_builtin_alloca): Likewise.
25529 (expand_builtin_bswap): Likewise.
25530 (expand_builtin_unop): Likewise.
25531 (expand_builtin_fputs): Likewise.
25532 (expand_builtin_expect): Likewise.
25533 (expand_builtin_fabs): Likewise.
25534 (expand_builtin_copysign): Likewise.
25535 (expand_builtin_printf): Likewise.
25536 (expand_builtin_fprintf): Likewise.
25537 (expand_builtin_sprintf): Likewise.
25538 (expand_builtin_init_trampoline): Likewise.
25539 (expand_builtin_signbit): Likewise.
25540 (expand_builtin_fork_or_exec): Likewise.
25541 (expand_builtin_sync_operation): Likewise.
25542 (expand_builtin_compare_and_swap): Likewise.
25543 (expand_builtin_lock_test_and_set): Likewise.
25544 (expand_builtin_lock_release): Likewise.
25545 (expand_builtin): Likewise.
25546 (builtin_mathfn_code): Likewise.
25548 (fold_builtin_constant_p): Pass call arguments individually instead
25549 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25550 accessors and constructors. Return NULL_TREE instead of 0.
25551 (fold_builtin_expect): Likewise.
25552 (fold_builtin_classify_type): Likewise.
25553 (fold_builtin_strlen): Likewise.
25554 (fold_builtin_nan): Likewise.
25555 (integer_valued_real_p): Likewise.
25556 (fold_trunc_transparent_mathfn): Likewise.
25557 (fold_fixed_mathfn): Likewise.
25558 (fold_builtin_cabs): Likewise.
25559 (fold_builtin_sqrt): Likewise.
25560 (fold_builtin_cbrt): Likewise.
25561 (fold_builtin_cos): Likewise.
25562 (fold_builtin_cosh): Likewise.
25563 (fold_builtin_tan): Likewise.
25564 (fold_builtin_sincos): Likewise.
25565 (fold_builtin_cexp): Likewise.
25566 (fold_builtin_trunc): Likewise.
25567 (fold_builtin_floor): Likewise.
25568 (fold_builtin_ceil): Likewise.
25569 (fold_builtin_round): Likewise.
25570 (fold_builtin_int_roundingfn): Likewise.
25571 (fold_builtin_bitop): Likewise.
25572 (fold_builtin_bswap): Likewise.
25573 (fold_builtin_logarithm): Likewise.
25574 (fold_builtin_hypot): Likewise.
25575 (fold_builtin_pow): Likewise.
25576 (fold_builtin_powi): Likewise.
25577 (fold_builtin_exponent): Likewise.
25578 (fold_builtin_memset): Likewise.
25579 (fold_builtin_bzero): Likewise.
25580 (fold_builtin_memory_op): Likewise.
25581 (fold_builtin_bcopy): Deleted; call site changed to invoke
25582 fold_builtin_memory_op directly.
25583 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25584 (fold_builtin_strncpy): Likewise.
25585 (fold_builtin_memcmp): Likewise.
25586 (fold_builtin_strcmp): Likewise.
25587 (fold_builtin_strncmp): Likewise.
25588 (fold_builtin_signbit): Likewise.
25589 (fold_builtin_copysign): Likewise.
25590 (fold_builtin_isascii): Likewise.
25591 (fold_builtin_toascii): Likewise.
25592 (fold_builtin_isdigit): Likewise.
25593 (fold_builtin_fabs): Likewise.
25594 (fold_builtin_abs): Likewise.
25595 (fold_builtin_fmin_fmax): Likewise.
25596 (fold_builtin_carg): Likewise.
25597 (fold_builtin_classify): Likewise.
25598 (fold_builtin_unordered_cmp): Likewise.
25600 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25601 New functions split out from fold_builtin_1.
25602 (fold_builtin_n): New.
25603 (fold_builtin_varargs): New.
25604 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25606 (fold_call_expr): New.
25607 (build_function_call_expr): Rewrite to use new helper function.
25608 (fold_builtin_call_list): New.
25609 (build_call_expr): New.
25610 (fold_builtin_call_valist): New.
25611 (rewrite_call_expr): New.
25612 (validate_arg): New.
25613 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25614 of an arglist. Change return type to bool. Use new CALL_EXPR
25617 (fold_builtin_strstr): Pass call arguments individually instead
25618 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25619 accessors and constructors. Return NULL_TREE instead of 0.
25620 (fold_builtin_strchr): Likewise.
25621 (fold_builtin_strrchr): Likewise.
25622 (fold_builtin_strpbrk): Likewise.
25623 (fold_builtin_strcat): Likewise.
25624 (fold_builtin_strncat): Likewise.
25625 (fold_builtin_strspn): Likewise.
25626 (fold_builtin_strcspn): Likewise.
25627 (fold_builtin_fputs): Likewise.
25628 (fold_builtin_next_arg): Likewise.
25629 (fold_builtin_sprintf): Likewise.
25631 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25632 NULL_RTX instead of 0.
25633 (expand_builtin_memory_chk): Likewise.
25634 (maybe_emit_chk_warning): Likewise.
25635 (maybe_emit_sprintf_chk_warning): Likewise.
25637 (fold_builtin_object_size): Pass call arguments individually instead
25638 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25639 accessors and constructors. Return NULL_TREE instead of 0.
25640 (fold_builtin_memory_chk): Likewise.
25641 (fold_builtin_stxcpy_chk): Likewise.
25642 (fold_builtin_strncpy_chk): Likewise.
25643 (fold_builtin_strcat_chk): Likewise.
25644 (fold_builtin_strcat_chk): Likewise.
25645 (fold_builtin_strncat_chk): Likewise.
25646 (fold_builtin_sprintf_chk): Likewise.
25647 (fold_builtin_snprintf_chk): Likewise.
25648 (fold_builtin_printf): Likewise.
25649 (fold_builtin_vprintf): Likewise.
25651 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25653 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25654 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25655 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25656 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25657 (fold_unary): Likewise.
25658 (fold_binary): Likewise.
25659 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25660 ternary expressions.
25661 (fold): Add logic for tcc_vl_exp.
25662 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25663 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25664 (fold_build3_stat): Add assertion to flag broken interface for
25665 constructing CALL_EXPRs.
25666 (fold_build_call_list): New.
25667 (fold_build_call_list_initializer): New.
25668 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25670 (fold_strip_sign_ops): Likewise.
25672 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25673 Brooks Moses <brooks.moses@codesourcery.com>
25674 Lee Millward <lee.millward@codesourcery.com>
25676 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25677 accessors and dump arguments explicitly.
25679 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25681 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25683 (print_call_name): Use new CALL_EXPR accessors.
25685 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25686 CALL_EXPR arguments explicitly instead of as a list. Use
25687 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25689 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25690 (vrp_visit_stmt): Likewise.
25692 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25693 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25695 (force_move_till_expr): Likewise.
25697 * targhooks.c (default_external_stack_protect_fail): Use
25698 build_call_expr instead of build_function_call_expr.
25699 (default_hidden_stack_protect_fail): Likewise.
25701 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25704 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25705 and walk arguments explicitly.
25707 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25708 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25709 (expand_simple_operations): Likewise.
25710 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25712 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25713 of TREE_CODE_LENGTH.
25714 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25716 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25717 instead of TREE_CODE_LENGTH.
25719 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25720 (tree_ic_transform): Likewise.
25721 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25722 parameter instead of arglist. Fix callers.
25723 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25724 (tree_stringops_transform): Likewise.
25725 (tree_indirect_call_to_profile): Likewise.
25726 (tree_stringops_values_to_profile): Likewise.
25728 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25729 (eliminate_tail_call): Likewise.
25731 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25733 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25734 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25736 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25738 * omp-low.c (build_omp_barrier): Use build_call_expr.
25739 (lower_rec_input_clauses): Likewise.
25740 (lower_reduction_clauses): Likewise.
25741 (expand_parallel_call): Likewise.
25742 (maybe_catch_exception): Likewise.
25743 (expand_omp_for_generic): Likewise.
25744 (expand_omp_for_static_nochunk): Likewise.
25745 (expand_omp_sections): Likewise.
25746 (lower_omp_single_simple): Likewise.
25747 (lower_omp_single_copy): Likewise.
25748 (lower_omp_master): Likewise.
25749 (lower_omp_ordered): Likewise.
25750 (lower_omp_critical): Likewise.
25752 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25753 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25755 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25756 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25757 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25759 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25760 and generalize to handle any number of operands.
25761 (chrec_contains_undetermined): Likewise.
25762 (tree_contains_chrecs): Likewise.
25763 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25765 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25767 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25768 fold_call_expr instead of fold_builtin.
25769 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25770 match declarations there.
25771 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25774 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25775 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25777 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25778 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25780 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25783 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25784 (execute_cse_sincos): Use new CALL_EXPR accessors.
25786 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25788 * gimple-low.c (lower_function_body): Use build_call_expr.
25789 (lower_builtin_setjmp): Likewise.
25791 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25792 (set_storage_via_libcall): Likewise.
25793 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25794 instead of TREE_CODE_LENGTH.
25795 (expand_expr_real_1): Use new CALL_EXPR accessors.
25797 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25798 generalize to handle any number of operands.
25799 (TB_parent_eq): Likewise.
25801 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25802 (strip_builtin_expect): Likewise.
25804 * function.c (gimplify_parameters): Use build_call_expr.
25806 * tree-vectorizer.c (vect_is_simple_reduction): Use
25807 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25809 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25810 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25812 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25815 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25816 (gimplify_decl_expr): Likewise.
25817 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25818 Use new CALL_EXPR iterators.
25819 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25820 (gimplify_modify_expr_to_memset): Likewise.
25821 (gimplify_variable_sized_compare): Likewise.
25822 (gimplify_omp_atomic_fetch_op): Likewise.
25823 (gimplify_omp_atomic_pipeline): Likewise.
25824 (gimplify_omp_atomic_mutex): Likewise.
25825 (gimplify_function_tree): Likewise.
25827 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25828 (call_expr_flags): Likewise.
25829 (expand_call): Likewise.
25831 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25832 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25835 * coverage.c (create_coverage): Use build_call_expr.
25837 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25838 (temp_call_expr_obstack): New.
25839 (pool_copy_list): Delete.
25840 (temp_copy_call_expr): New.
25841 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25842 CALL_EXPR accessors. Get rid of special goo for copying argument
25843 lists and use temp_copy_call_expr instead.
25844 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25845 CALL_EXPR accessors.
25846 (create_expression_by_pieces): Likewise. Use build_call_array
25847 to construct the result instead of fold_build3.
25848 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25849 dealing with argument lists.
25850 (init_pre): Remove references to expression_node_pool and
25851 list_node_pool. Init temp_call_expr_obstack instead.
25852 (fini_pre): Remove references to expression_node_pool and
25855 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25856 and walk arguments explicitly instead of as a list.
25858 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25859 (mx_register_decls): Likewise.
25860 (mudflap_register_call): Likewise.
25861 (mudflap_finish_file): Likewise.
25863 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25864 (ipa_callsite_compute_param): Likewise.
25866 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25867 accessors and constructor.
25869 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25870 accessors and constructor.
25871 (convert_tramp_reference): Likewise.
25872 (convert_call_expr): Likewise.
25873 (finalize_nesting_tree_1): Likewise.
25875 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25878 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25880 * tree-inline.c (initialize_inlined_parameters): Pass entire
25881 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25883 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25884 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25886 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25887 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25888 (vectorizable_reduction): Likewise.
25889 (vectorizable_call): Use new CALL_EXPR iterators.
25890 (vectorizable_conversion): Use build_call_expr.
25891 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25892 (vect_gen_widened_results_half): Use build_call_expr.
25893 (vect_setup_realignment): Likewise.
25894 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25896 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25897 (pass_through_call): Likewise.
25898 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25901 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25902 (tree_gen_pow2_profiler): Likewise.
25903 (tree_gen_one_value_profiler): Likewise.
25904 (tree_gen_ic_func_profiler): Likewise.
25905 (tree_gen_average_profiler): Likewise.
25906 (tree_gen_ior_profiler): Likewise.
25908 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25909 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25910 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25912 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25913 of TREE_CODE_LENGTH.
25915 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25916 of TREE_CODE_LENGTH.
25918 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25920 (convert_to_integer): Likewise.
25922 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25925 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25926 Brooks Moses <brooks.moses@codesourcery.com>
25927 Lee Millward <lee.millward@codesourcery.com>
25929 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25931 * config/frv/frv.c (frv_expand_builtin): Likewise.
25932 * config/s390/s390.c (s390_expand_builtin): Likewise.
25934 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25935 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25937 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25938 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25939 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25940 (ix86_expand_store_builtin): Likewise.
25941 (ix86_expand_unop_builtin): Likewise.
25942 (ix86_expand_unop1_builtin): Likewise.
25943 (ix86_expand_sse_compare): Likewise.
25944 (ix86_expand_sse_comi): Likewise.
25945 (ix86_expand_vec_init_builtin): Likewise.
25946 (ix86_expand_vec_ext_builtin): Likewise.
25947 (ix86_expand_vec_set_builtin): Likewise.
25948 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25950 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25951 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25953 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25954 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25955 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25957 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25959 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25960 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25961 arglist. Use new CALL_EXPR accessors. Fix callers.
25962 (altivec_expand_abs_builtin): Likewise.
25963 (rs6000_expand_binop_builtin): Likewise.
25964 (altivec_expand_predicate_builtin): Likewise.
25965 (altivec_expand_lv_builtin): Likewise.
25966 (spe_expand_stv_builtin): Likewise.
25967 (altivec_expand_stv_builtin): Likewise.
25968 (rs6000_expand_ternop_builtin): Likewise.
25969 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25970 (altivec_expand_st_builtin): Likewise.
25971 (altivec_expand_dst_builtin): Likewise.
25972 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25973 arglist. Use new CALL_EXPR accessors. Fix callers.
25974 (altivec_expand_vec_set_builtin): Likewise.
25975 (altivec_expand_vec_ext_builtin): Likewise.
25976 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25977 (spe_expand_builtin): Likewise.
25978 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25979 arglist. Use new CALL_EXPR accessors. Fix callers.
25980 (spe_expand_evsel_builtin): Likewise.
25981 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25982 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25984 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25985 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25986 (arm_expand_unop_builtin): Likewise.
25987 (arm_expand_builtin): Use new CALL_EXPR accessors.
25989 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25992 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25993 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25995 (bfin_expand_unop_builtin): Likewise.
25996 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25998 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25999 Brooks Moses <brooks.moses@codesourcery.com>
26000 Lee Millward <lee.millward@codesourcery.com>
26002 * c-semantics.c (build_stmt): Add internal diagnostic check.
26004 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26005 accessors. Print arguments explicitly instead of as a list.
26007 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26009 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26010 (c_finish_omp_flish): Likewise.
26012 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26013 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26014 instead of TREE_CODE_LENGTH.
26015 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26016 (c_warn_unused_result): Likewise.
26018 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26021 * doc/invoke.texi (Warning Options): Remove
26022 -Werror-implicit-function-declaration.
26023 (Wimplicit-function-declaration): Update description.
26024 * opts.c (common_handle_option): Move handling of -Werror=* to...
26025 (enable_warning_as_error): ...here.
26026 * opts.h (enable_warning_as_error): Declare.
26027 * c-decl.c (implicit_decl_warning): Unless
26028 -Wno-implicit-function-declaration is given, emit a pedwarn if
26029 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26030 * c.opt (Wimplicit-function-declaration): Replace
26031 mesg_implicit_function_declaration with
26032 warn_implicit_function_declaration.
26033 * c-opts.c (c_common_handle_option):
26034 -Werror-implicit-function-declaration is exactly equal as
26035 -Werror=implicit-function-declaration.
26036 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26037 warn_implicit_function_declaration.
26038 (c_common_post_options): -Wimplict-function-declaration is enabled
26039 by default by -std=c99, otherwise is disabled by default.
26040 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26042 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26044 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26045 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26046 former is ignored but not the latter.
26048 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26050 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26051 is made and the reference doesn't use the alias set of its type,
26052 do not create the temporary using that type.
26054 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26056 * jump.c: Remove prototypes for delete_computation and
26057 delete_prior_computation.
26059 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26061 * jump.c (get_label_after): Delete.
26062 (get_label_before, delete_computation, delete_jump,
26063 delete_prior_computation, follow_jumps): Move...
26064 * reorg.c (delete_computation, delete_prior_computation): ... here...
26065 (get_label_before, delete_jump): ... making these static ...
26066 (follow_jumps): ... and simplifying this since it only runs after
26068 * rtl.h (get_label_after, get_label_before, delete_jump,
26069 follow_jumps): Delete prototypes.
26071 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26073 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26075 2007-02-15 Nick Clifton <nickc@redhat.com>
26077 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26078 order to prevent it from being munged by the target.
26080 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26082 * config/i386/i386.md: Remove misleading comment.
26084 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26086 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26087 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26090 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26092 * tree-sra.c (instantiate_missing_elements): Canonicalize
26094 (sra_build_assignment): New.
26095 (generate_copy_inout, generate_element_copy,
26096 generate_element_zero, generate_one_element_init): Use it.
26098 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26100 * tree-sra.c (instantiate_missing_elements): Canonicalize
26102 (sra_build_assignment): New.
26103 (generate_copy_inout, generate_element_copy,
26104 generate_element_zero, generate_one_element_init): Use it.
26106 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26108 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26111 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26113 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26114 types as aggregates not scalars.
26115 * function.c (assign_stack_temp_for_type): Likewise.
26117 2007-02-14 Roger Sayle <roger@eyesopen.com>
26118 Zdenek Dvorak <dvorakz@suse.cz>
26120 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26123 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26125 * passes.c (next_pass_1): Clear the next field of the copied
26128 2007-02-14 Richard Henderson <rth@redhat.com>
26130 * tree-sra.c (early_sra): New.
26131 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26132 (tree_sra_early, pass_sra_early): New.
26133 * tree-pass.h (pass_sra_early): Declare.
26134 * passes.c (init_optimization_passes): Use it.
26136 2007-02-14 Richard Guenther <rguenther@suse.de>
26138 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26140 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26142 PR tree-optimization/30771
26143 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26145 (vect_analyze_operations): Induction phis can now be marked as
26147 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26148 Update documentation accordingly.
26150 2007-02-14 Nick Clifton <nickc@redhat.com>
26152 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26153 most 3 arguments are supported.
26154 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26156 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26158 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26159 Ensure dst->current is valid.
26161 2007-02-13 Paul Brook <paul@codesourcery.com>
26163 * config.gcc: Add arm*-*-uclinux-*eabi.
26164 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26165 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26166 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26167 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26168 (LINK_SPEC): Define.
26169 (LIB_SPEC): Define.
26170 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26172 * config/arm/uclinux-eabi.h: New file.
26173 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26174 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26177 2007-02-13 Ian Lance Taylor <iant@google.com>
26179 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26180 * flags.h (warn_strict_overflow): Declare.
26181 (enum warn_strict_overflow_code): Define.
26182 (issue_strict_overflow_warning): New static inline function.
26183 * opts.c (warn_strict_overflow): New variable.
26184 (common_handle_option): Handle OPT_Wstrict_overflow and
26185 OPT_Wstrict_overflow_.
26186 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26188 * fold-const.c: Include intl.h.
26189 (fold_deferring_overflow_warnings): New static variable.
26190 (fold_deferred_overflow_warning): New static variable.
26191 (fold_deferred_overflow_code): New static variable.
26192 (fold_defer_overflow_warnings): New function.
26193 (fold_undefer_overflow_warnings): New function.
26194 (fold_undefer_and_ignore_overflow_warnings): New function.
26195 (fold_deferring_overflow_warnings_p): New function.
26196 (fold_overflow_warning): New static function.
26197 (make_range): Add strict_overflow_p parameter. Change all
26199 (extract_muldiv, extract_muldiv_1): Likewise.
26200 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26201 tree_expr_nonnegative_p.
26202 (fold_negate_expr): Call fold_overflow_warning.
26203 (fold_range_test): Likewise.
26204 (fold_comparison): Likewise.
26205 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26206 instead of tree_expr_nonnegative_p.
26207 (tree_expr_nonnegative_warnv_p): Rename from
26208 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26209 (tree_expr_nonnegative_p): New function.
26210 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26211 strict_overflow_p parameter.
26212 (tree_expr_nonzero_p): New function.
26213 * passes.c (verify_interpass_invariants): New static function.
26214 (execute_one_pass): Call it.
26215 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26217 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26218 (estimate_numbers_of_iterations): Likewise.
26219 (scev_probably_wraps_p): Likewise.
26220 * tree-ssa-ccp.c: Include "toplev.h".
26221 (evaluate_stmt): Defer fold overflow warnings until we know we are
26223 (struct fold_stmt_r_data): Add stmt field.
26224 (fold_stmt_r): Defer fold overflow warnings until we know we
26226 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26227 (fold_stmt_inplace): Likewise.
26228 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26229 (cleanup_control_expr_graph): Defer fold overflow warnings until
26230 we know we are going to optimize.
26231 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26232 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26234 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26235 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26236 * tree-ssa-loop-manip.c (create_iv): Likewise.
26237 * c-typeck.c (build_conditional_expr): Likewise.
26238 (build_binary_op): Likewise.
26239 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26240 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26241 (extract_range_from_unary_expr): Likewise.
26242 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26243 assuming that signed overflow does not occur.
26244 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26245 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26246 (fold_defer_overflow_warnings): Declare.
26247 (fold_undefer_overflow_warnings): Declare.
26248 (fold_undefer_and_ignore_overflow_warnings): Declare.
26249 (fold_deferring_overflow_warnings_p): Declare.
26250 (tree_expr_nonzero_warnv_p): Declare.
26251 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26252 of warning options.
26253 (Warning Options): Document -Wstrict-overflow.
26254 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26255 (tree-ssa-ccp.o): Likewise.
26256 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26257 (fold-const.o): Depend on intl.h.
26259 2007-02-13 Ian Lance Taylor <iant@google.com>
26261 PR middle-end/30751
26262 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26265 2007-02-13 Stuart Hastings <stuart@apple.com>
26267 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26269 2007-02-13 Richard Henderson <rth@redhat.com>
26271 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26272 handled_component_p before looking for the indirect_ref.
26274 2007-02-13 Richard Henderson <rth@redhat.com>
26276 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26277 remove flags clobber.
26278 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26279 (bswaphi_lowpart): New.
26280 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26281 remove TARGET_BSWAP test. Delete expander of the same name.
26283 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26284 (expand_unop): Use them.
26286 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26288 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26289 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26290 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26291 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26292 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26293 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26294 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26295 assembler dialect choice from asm templates.
26297 2007-02-12 Richard Henderson <rth@redhat.com>
26299 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26300 (fixuns_trunc<SSEMODEF>si2): Use it.
26301 * config/i386/sse.md (vec_setv4sf_0): Export.
26302 * config/i386/i386.c (ix86_build_const_vector): Export.
26303 (ix86_split_convert_uns_si_sse): Rename from
26304 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26305 * config/i386/i386-protos.h: Update.
26307 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26310 * c-typeck.c (c_finish_return): Improve warning message.
26312 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26314 * alias.c (find_symbolic_term): Delete unused function.
26316 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26318 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26319 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26320 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26322 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26324 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26325 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26326 the function, temporarily point the debug interface to the null one.
26328 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26330 * dwarf2out.c (round_up_to_align): New static function.
26331 (field_byte_offset): Use it to round the offset.
26333 2007-02-12 Richard Henderson <rth@redhat.com>
26335 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26336 (inswl_const): Export.
26338 2007-02-12 Richard Henderson <rth@redhat.com>
26340 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26341 result mode of the libcall, convert back to outmode.
26343 2007-02-12 Roger Sayle <roger@eyesopen.com>
26345 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26346 (bswapdi2): New define_expand to implement 32-bit implementation.
26348 2007-02-12 Nick Clifton <nickc@redhat.com>
26350 * doc/invoke.texi (Overall Options): Document --help=.
26351 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26352 (cc1_options): Pass --help= on to cc1.
26353 (display_help): Add description of --help=.
26354 (process_command): Add code to handle --help=. Allow translated
26355 --help and --target-help switches to be passed on to compiler
26357 (main): Remove unused if statement.
26358 * opts.c (columns): Remove.
26359 (LEFT_COLUMN): Define.
26360 (wrap_help): Add columns argument.
26361 (print_filtered_help): Change parameters to be an include bitmask,
26362 an exclude bitmask, an any bitmask and the column width. Move the
26363 code to display the params list here. Add code to display the
26364 status of options rather than their descriptions if the quiet flag
26366 (print_specific_help): Change parameters to be an include bitmask,
26367 an exclude bitmask and an any bitmask. Move code to look up the
26368 column width here. Decide upon the title for an options listing.
26369 (common_handle_options): Add code to handle --help=. Adapt code
26370 for --help and --target-help to use the revised form of the
26371 print_specific_help function.
26372 (print_help): Delete.
26373 (print_param_help): Delete.
26374 (print_switch): Delete.
26375 * opts.h (cl_lang_count): Add prototype.
26376 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26377 CL_MAX_OPTION_CLASS): New defines.
26378 * optc-gen.awk: Add construction of cl_lang_count.
26379 * c.opt: Add Warning attribute to warning options and Optimization
26380 attribute to optimization options.
26381 * common.opt: Likewise.
26383 Add -fhelp and -ftarget-help as aliases for the transformed --help
26384 and --target-help options.
26385 * opt-functions.awk: Add code to handle Warning and Optimization
26388 2007-02-12 Richard Henderson <rth@redhat.com>
26390 * config/alpha/constraints.md: New file.
26391 * config/alpha/alpha.c: Include tm-constrs.h.
26392 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26393 alpha_extra_constraint): Remove.
26394 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26395 * config/alpha/alpha-protos.h: Update.
26396 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26397 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26398 (EXTRA_CONSTRAINT): Remove.
26399 * config/alpha/alpha.md: Include constraints.md.
26400 (adddi splitter): Use satisfies_constraint_*.
26401 * config/alpha/predicates.md (add_operand): Likewise.
26402 (sext_add_operand, addition_operation): Likewise.
26404 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26406 PR tree-optimization/29145
26407 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26408 in our handling of restrict qualified pointers.
26410 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26413 * doc/invoke.texi (Wunused-value): Update description.
26414 (Wextra): Delete item.
26415 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26416 value of Wunused-value.
26417 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26418 (c_finish_stmt_expr): Don't check extra_warnings.
26419 (emit_side_effect_warnings): The caller is responsible to check
26422 2007-02-11 Roger Sayle <roger@eyesopen.com>
26423 Matt Thomas <matt@3am-software.com>
26425 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26427 2007-02-11 Roger Sayle <roger@eyesopen.com>
26429 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26430 comparisons of POPCOUNT against zero.
26431 (simplify_const_relational_operation): Likewise.
26433 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26435 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26437 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26439 * dwarf2out.c (root_type): Delete unused function.
26441 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26443 * genattrtab.c (contained_in_p): Delete unused function.
26444 (write_expr_attr_cache): Likewise.
26446 2007-02-11 Jan Hubicka <jh@suse.cz>
26448 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26451 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26453 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26454 to add the REG_EQ* note.
26455 * see.c (see_merge_one_use_extension): Likewise.
26456 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26457 turn REG_EQUAL notes into REG_EQUIV notes if the target
26458 register may have more than one set.
26459 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26460 * gcse.c (try_replace_reg): Likewise.
26461 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26462 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26463 more than one REG_EQUIV note.
26464 * reload1.c (gen_reload): Use set_unique_reg_note.
26466 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26468 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26469 (ix86_builtin_conversion): New function.
26471 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26474 * tree.h (DECL_REPLACEABLE_P): New macro.
26475 * except.c (set_nothrow_function_flags): Likewise.
26477 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26478 Ira Rosen <irar@il.ibm.com>
26479 Dorit Nuzman <dorit@il.ibm.com>
26481 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26482 * targhooks.c (default_builtin_vectorized_conversion): New.
26483 * targhooks.h (default_builtin_vectorized_function): New declaration.
26484 * target.h (struct vectorize): Add builtin_conversion field.
26485 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26486 stmt_vec_info_type value.
26487 (vectorizable_conversion): New declaration.
26488 * tree-vect-analyze.c (vect_analyze_operations): Add
26489 vectorizable_conversion call.
26490 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26491 * tree-vect-transform.c (vectorizable_conversion): New function.
26492 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26493 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26495 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26496 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26497 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26498 or ALTIVEC_BUILTIN_VCFSX.
26500 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26503 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26504 CONST_DOUBLE and operand 0 is a hard register.
26505 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26506 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26507 is a hard floating-point register.
26509 2007-02-10 Richard Henderson <rth@redhat.com>
26510 Jakub Jelinek <jakub@redhat.com>
26511 Alexandre Oliva <aoliva@redhat.com>
26513 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26514 * builtin-types.def (BT_WORD): Make unsigned.
26515 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26516 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26517 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26518 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26519 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26520 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26522 * expr.c (emutls_var_address): New.
26523 (expand_expr_real_1): Expand emulated tls.
26524 (expand_expr_addr_expr_1): Likewise.
26525 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26526 * output.h (emutls_finish): Declare.
26527 * toplev.c (compile_file): Call it.
26528 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26529 address before wrapping in CONST.
26530 * varasm.c (emutls_htab, emutls_object_type): New.
26531 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26532 (get_emutls_object_name, get_emutls_object_type): New.
26533 (get_emutls_init_templ_addr, emutls_decl): New.
26534 (emutls_common_1, emutls_finish): New.
26535 (assemble_variable): When emulating tls, swap decls; generate
26536 constructor for the emutls objects.
26537 (do_assemble_alias): When emulating tls, swap decl and target name.
26538 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26540 * varpool.c (decide_is_variable_needed): Look at force_output.
26541 Recurse for emulated tls.
26542 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26543 with decide_is_variable_needed.
26544 * emutls.c: New file.
26545 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26546 tls_object for real tls.
26548 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26550 PR rtl-optimization/29599
26551 * reload1.c (eliminate_regs_in_insn): Take the destination
26552 mode into account when computing the offset.
26554 2007-02-09 Stuart Hastings <stuart@apple.com>
26555 Richard Henderson <rth@redhat.com>
26557 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26558 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26559 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26560 fixuns_truncdfhi2): New.
26561 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26562 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26563 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26564 (floatunssidf2): Allow nonimmediate source.
26565 * config/i386/sse.md (movdi_to_sse): New.
26566 (vec_concatv2di): Drop '*'.
26567 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26568 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26569 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26571 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26572 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26573 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26574 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26575 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26576 ix86_build_const_vector.
26577 (x86_emit_floatuns): Rewrite.
26579 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26581 * genautomata.c (longest_path_length): Delete unused function.
26582 (struct state): Delete unused longest_path_length.
26583 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26584 (get_free_state): Delete unused.
26586 2007-02-09 Jan Hubicka <jh@suse.cz>
26588 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26589 * doc/invoke.texi (inline-unit-growth): Update default value.
26591 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26592 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26593 (rebuild_cgraph_edges): Likewise.
26594 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26595 (dump_cgraph_node): Dump frequencies.
26596 (cgraph_clone_edge): Add frequency scales.
26597 (cgraph_clone_node): Add freuqnecy.
26598 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26599 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26600 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26601 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26602 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26603 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26604 (save_inline_function_body): Likewise.
26605 * ipa-inline.c: inluce rtl.h
26606 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26607 (cgraph_edge_badness): Use frequencies.
26608 (cgraph_decide_recursive_inlining): Update clonning.
26609 (cgraph_decide_inlining_of_small_function): Dump frequency.
26610 * predict.c (estimate_bb_frequencies): Export.
26611 * predict.h (estimate_bb_frequencies): Declare.
26612 * tree-inline.c (copy_bb): Watch overflows.
26613 (expand_call_inline): Update call of cgraph_create_edge.
26614 (optimize_inline_calls): Use TODO flags to update frequnecies.
26615 * passes.h: Include predict.h
26616 (init_optimization_passes): Move profile ahead.
26617 (execute_function_todo): Handle TODO_rebuild_frequencies.
26619 2007-02-09 Roger Sayle <roger@eyesopen.com>
26621 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26622 the insbl or inswl pattern into a register.
26624 2007-02-09 Roger Sayle <roger@eyesopen.com>
26626 * config/ia64/ia64.md (bswapdi2): New define_insn.
26628 2007-02-09 Richard Henderson <rth@redhat.com>
26630 * config/i386/constraints.md (Ym): New constraint.
26631 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26632 (movdi_1_rex64): Split sse and xmm general register moves from
26633 memory move alternatives. Use conditional register constraints.
26634 (movsf_1, movdf_integer): Likewise.
26635 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26636 (movdf_integer_rex64): New.
26637 (pushsf_rex64): Fix output constraints.
26638 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26639 (sse2_stored): Likewise.
26640 (sse2_storeq_rex64): New.
26641 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26642 amd and not generic.
26643 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26644 for optimize_size. Remove SF/DFmode hack.
26646 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26648 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26651 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26652 Richard Sandiford <richard@codesourcery.com>
26654 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26655 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26656 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26657 m68k/t-mlib to tmake_file.
26658 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26659 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26660 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26661 Allow it to be cf or m68k. Set m68k_arch_family. If that
26662 variable is not empty, add t-$m68k_arch_family to tmake_file.
26663 Add t-mlibs to tmake_file.
26664 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26665 * config/m68k/t-cf: New file.
26666 * config/m68k/t-m68k: Likewise.
26667 * config/m68k/t-mlibs: Likewise.
26668 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26669 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26670 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26671 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26672 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26674 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26675 (INSTALL_LIBGCC): Delete.
26676 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26677 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26678 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26679 (M68K_MLIB_CPU): Define.
26680 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26681 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26682 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26684 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26685 Richard Guenther <rguenther@suse.de>
26687 PR middle-end/23361
26688 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26689 against INT_MIN/INT_MAX.
26690 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26691 file if a loop is removed.
26693 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26695 * calls.c (store_one_arg): Pass correct alignment to
26696 emit_push_insn for non-BLKmode values.
26697 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26698 unaligned stack slot via a suitably aligned slot.
26700 2007-02-08 DJ Delorie <dj@redhat.com>
26702 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26704 (legal_subregs): Use unsigned char, make const.
26705 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26707 2007-02-08 Paul Brook <paul@codesourcery.com>
26709 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26710 special interworking needed.
26712 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26714 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26715 conditional to __SSE2__.
26716 (Entries below should have been added to first ChangeLog
26717 entry for amdfam10 dated 2007-02-05)
26718 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26720 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26722 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26725 2007-02-08 DJ Delorie <dj@redhat.com>
26727 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26728 * config/m32c/m32c.c (legal_subregs): New.
26729 (m32c_illegal_subreg_p): New.
26730 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26731 unsupported subregs of hard regs.
26733 2007-02-08 Jan Hubicka <jh@suse.cz>
26735 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26736 the same one; always update histograms.
26738 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26740 * passes.c (init_optimization_passes): Tidy comment.
26742 2007-02-08 Roger Sayle <roger@eyesopen.com>
26744 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26745 strip zero_extend, bswap and rotates from POCOUNT's argument.
26746 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26747 zero_extend and rotates from PARITY's argument.
26748 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26749 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26750 of an integer constant at compile-time.
26752 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26755 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26757 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26760 * tree-ssa-live.c (remove_unused_locals): Do not remove
26761 TREE_ADDRESSABLE variables.
26762 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26763 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26764 FOR_CLOBBER. Update all users.
26765 If VAR has an associated alias set, add a virtual operand for
26766 it if no alias is found to conflict with the memory reference.
26768 2007-02-07 Jan Hubicka <jh@suse.cz>
26769 Robert Kidd <rkidd@crhc.uiuc.edu>
26771 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26773 2007-02-07 Ian Lance Taylor <iant@google.com>
26775 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26777 2007-02-07 Roger Sayle <roger@eyesopen.com>
26779 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26780 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26781 tablejumpdi, movsi_to_cr_one): Remove constraints from
26782 define_expand's match_operands.
26784 2007-02-07 Roger Sayle <roger@eyesopen.com>
26786 * global.c (compute_regsets): Move declatation of "i" inside of
26787 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26789 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26792 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26793 of INDIRECT_REF <RESULT_DECL>.
26795 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26797 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26798 Kaz Kojima <kkojima@gcc.gnu.org>
26801 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26803 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26805 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26807 * doc/loop.texi: Document possibility not to perform disambiguation
26808 of loops with multiple latches.
26809 * cfgloopmanip.c (alp_enum_p): Removed.
26810 (add_loop): Handle subloops. Use get_loop_body_with_size.
26811 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26812 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26813 the new forwarder block.
26814 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26815 Handle the case latch is NULL.
26816 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26817 modifications when marking loop exits.
26818 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26820 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26821 disambiguate_loops_with_multiple_latches.
26822 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26823 before fix_loop_structure.
26824 * cfgloop.c: Include pointer-set.h and output.h.
26825 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26826 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26827 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26828 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26829 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26830 disambiguate_multiple_latches, get_loop_body_with_size,
26831 disambiguate_loops_with_multiple_latches): New functions.
26832 (flow_loop_dump): Dump multiple latch edges.
26833 (flow_loop_nodes_find): Handle loops with multiple latches.
26834 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26835 (glb_enum_p): Modified.
26836 (get_loop_body): Use get_loop_body_with_size.
26837 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26838 (AVOID_CFG_MODIFICATIONS): New constant.
26839 (disambiguate_loops_with_multiple_latches, add_loop,
26840 get_loop_body_with_size): Declare.
26841 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26843 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26845 PR inline-asm/28686
26846 * global.c (compute_regsets): New function.
26847 (global_alloc): Refactored ELIMINABLE_REGSET
26848 and NO_GLOBAL_ALLOC_REGS computation out.
26849 (rest_of_handle_global_alloc): Call compute_regsets()
26850 for non-optimizing case.
26852 2007-02-06 Richard Henderson <rth@redhat.com>
26854 * config/i386/constraints.md (Y2): Rename from Y.
26855 (Yi): New constraint.
26856 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26857 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26858 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26859 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26860 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26861 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26862 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26863 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26864 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26865 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26866 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26867 vec_extractv2si_1): Change Y constraints to Y2.
26868 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26869 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26870 Change Y constraints to Y2.
26871 (sse2_loadld): Change Y constraints to x.
26873 2007-02-06 Roger Sayle <roger@eyesopen.com>
26875 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26876 (parity<mode>2): New define_expand using rs6000_emit_parity.
26877 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26878 rs6000_emit_parity): New functions.
26879 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26880 rs6000_emit_parity): Prototype here.
26882 2007-02-06 Ian Lance Taylor <iant@google.com>
26884 * lower-subreg.c (simple_move_operand): Reject CONST.
26885 (resolve_clobber): Call validate_change rather than directly
26886 assigning to XEXP (pat, 0).
26888 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26890 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26891 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26892 (tree-cfg.o): Remove hashtab.h dependency.
26894 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26895 (struct ivopts_data): Change niters to pointer_map_t.
26896 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26897 (niter_for_exit): Create pointer_map on demand. Change for
26899 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26900 (free_loop_data): Destroy data->niters if created and reset field.
26901 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26902 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26904 * tree-ssa-reassoc.c: Include pointer-set.h.
26905 (bb_rank): Change to long *.
26906 (operand_rank): Change to pointer_map_t.
26907 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26908 (insert_operand_rank): Accept long.
26909 (operand_entry_hash, operand_entry_eq): Remove.
26910 (get_rank): Return long. Adjust for changes above.
26911 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26913 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26915 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26916 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26917 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26919 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26920 directly since it cannot be NULL.
26921 (get_vi_for_tree): Rewrite for pointer_map API.
26922 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26923 (init_alias_vars): Create vi_for_tree as pointer_map.
26924 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26926 * tree-cfg.c: Don't include hashtab.h.
26927 (edge_to_cases): Declare as pointer_map.
26928 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26930 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26931 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26932 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26934 (record_switch_edge): Delete.
26935 (get_cases_for_edge): Adjust for pointer_map API, inline
26936 record_switch_edge (rewritten for new API), remove goto.
26938 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26940 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26941 * tree-nested.c: Include pointer-set.h.
26942 (var_map_elt, var_map_eq, var_map_hash): Delete.
26943 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26944 to pointer_map_t's.
26945 (nesting_info_bitmap_obstack): New.
26946 (lookup_field_for_decl): Adjust for pointer_map API.
26947 (lookup_tramp_for_decl): Adjust for pointer_map API.
26948 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26949 (get_local_debug_decl): Adjust for pointer_map API.
26950 (convert_nl_goto_reference): Adjust for pointer_map API.
26951 (convert_nl_goto_receiver): Adjust for pointer_map API.
26952 (create_nesting_tree): Create outside GGC space. Create bitmap on
26953 the new obstack. Create field_map and var_map as pointer_maps.
26954 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26956 (lower_nested_functions): Move root here, no need to NULL it.
26957 Initialize and release the obstack.
26959 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26961 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26962 Remove prototypes and make them non-static.
26963 (struct tree_int_map): Remove.
26964 * tree.h (struct tree_int_map): Move here, turning TO into an
26966 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26968 * tree.h (TREE_COMPLEXITY): Remove.
26969 (struct tree_exp): Remove complexity field.
26970 * tree.c (build1_stat): Don't set it.
26972 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26973 Victor Kaplansky <victork@il.ibm.com>
26975 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26976 (vect_is_simple_reduction): Support reduction with induction as
26977 one of the operands.
26978 (vect_is_simple_iv_evolution): Fix formatting.
26979 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26980 formatting. Don't mark induction phis for vectorization.
26981 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26982 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26983 (vect_get_vec_def_for_operand): Support induction.
26984 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26986 (vectorizable_reduction): Support reduction with induction as one of
26988 (vectorizable_type_demotion): Use def-type of stmt argument rather
26989 than dummy def-type.
26991 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26992 flag_tree_scev_cprop.
26993 * common.opt (tree-scev-cprop): New flag.
26995 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26996 call to vect_get_new_vect_var.
26998 2007-02-06 Ira Rosen <irar@il.ibm.com>
27000 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27001 vectype is not NULL.
27002 (vect_pattern_recog_1): Likewise.
27004 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27006 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27007 (fold_negate_expr): Likewise.
27009 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27012 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27013 even if cv-qualification is the same.
27015 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27017 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27018 __enable_execute_stack on completion.
27020 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27022 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27023 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27024 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27025 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27026 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27027 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27028 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27029 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27031 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27033 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27034 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27035 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27036 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27037 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27038 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27039 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27040 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27041 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27042 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27043 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27044 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27045 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27046 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27047 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27048 sqrtextenddfxf2_i387): Added amdfam10_decode.
27050 * config/i386/athlon.md (athlon_idirect_amdfam10,
27051 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27052 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27053 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27054 athlon_ivector_store_amdfam10): New define_insn_reservation.
27055 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27058 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27060 * config/i386/athlon.md (athlon_call_amdfam10,
27061 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27062 define_insn_reservation.
27063 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27064 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27065 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27067 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27069 * config/i386/athlon.md (athlon_sseld_amdfam10,
27070 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27071 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27073 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27075 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27076 define_insn_reservation.
27077 * config/i386/i386.md (sseins): Added sseins to define_attr type
27078 and define_attr unit.
27079 * config/i386/sse.md: Set type attribute to sseins for insertq
27082 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27084 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27085 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27086 ssecomi_load_amdfam10, ssecomi_amdfam10,
27087 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27088 define_insn_reservation.
27089 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27091 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27093 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27094 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27095 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27096 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27097 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27098 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27099 define_insn_reservation.
27101 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27102 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27103 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27104 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27105 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27107 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27109 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27110 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27111 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27112 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27113 athlon_ssemul_load_k8): Added amdfam10.
27115 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27117 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27118 (x86_sse_unaligned_move_optimal): New variable.
27120 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27122 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27123 for unaligned vector SSE double/single precision loads for AMDFAM10.
27125 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27127 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27128 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27129 Define TARGET_CPU_DEFAULT_amdfam10.
27130 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27131 (processor_type): Add PROCESSOR_AMDFAM10.
27133 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27134 processor_type in config/i386/i386.h.
27135 Enable imul peepholes for TARGET_AMDFAM10.
27137 * config.gcc: Add support for --with-cpu option for amdfam10.
27139 * config/i386/i386.c (amdfam10_cost): New variable.
27140 (m_AMDFAM10): New macro.
27141 (m_ATHLON_K8_AMDFAM10): New macro.
27142 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27143 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27144 x86_promote_QImode, x86_integer_DFmode_moves,
27145 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27146 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27147 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27148 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27149 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27150 Enable/disable for amdfam10.
27151 (override_options): Add amdfam10_cost to processor_target_table.
27152 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27153 processor_alias_table.
27154 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27155 (ix86_adjust_cost): Add code for amdfam10.
27157 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27159 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27160 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27161 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27162 * config/i386/i386.h: Add builtin definition for SSE4A.
27163 * config/i386/i386.md: Add support for ABM instructions
27164 (popcnt and lzcnt).
27165 * config/i386/sse.md: Add support for SSE4A instructions
27166 (movntss, movntsd, extrq, insertq).
27167 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27168 Add -march=amdfam10 flag.
27169 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27170 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27172 * doc/extend.texi: Add documentation for SSE4A builtins.
27174 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27176 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27178 2007-02-05 Richard Guenther <rguenther@suse.de>
27180 * tree-vectorizer.h (vectorizable_function): Add argument type
27181 argument, change return type.
27182 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27183 * tree-vect-transform.c (vectorizable_function): Handle extra
27184 argument, return vectorized function decl.
27185 (build_vectorized_function_call): Remove.
27186 (vectorizable_call): Handle calls with result and argument types
27187 differing. Handle loop vectorization factor correctly.
27188 * targhooks.c (default_builtin_vectorized_function): Adjust for
27190 * targhooks.h (default_builtin_vectorized_function): Likewise.
27191 * target.h (builtin_vectorized_function): Add argument type
27193 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27194 extra argument, allow vectorizing of lrintf.
27195 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27196 documentation of target hook.
27198 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27201 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27202 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27203 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27205 2007-02-05 Roger Sayle <roger@eyesopen.com>
27207 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27208 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27209 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27210 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27211 before canonicalizing sincos to cexpi.
27212 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27214 2007-02-05 Roger Sayle <roger@eyesopen.com>
27216 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27217 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27218 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27220 2007-02-05 Roger Sayle <roger@eyesopen.com>
27222 * mips-tfile.c (initialize_init_file): Correct endianness test.
27224 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27226 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27227 the 'y' constraint.
27229 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27231 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27232 saves in a PARALLEL before the register assignments.
27234 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27236 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27237 DWARF_FRAME_RETURN_COLUMN to be a general register.
27238 * dwarf2out.c (init_return_column_size): New function, split from...
27239 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27240 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27241 to be nongeneral registers.
27242 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27244 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27245 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27247 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27249 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27251 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27253 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27254 (remove_path): Use can_remove_branch_p and remove_branch instead
27255 of loop_delete_branch_edge.
27256 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27257 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27258 Update profile using scale_dominated_blocks_in_loop.
27259 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27260 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27261 (can_remove_branch_p, remove_branch): Declare.
27262 * tree-cfg.c (tree_can_remove_branch_p): New function.
27263 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27264 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27265 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27267 2007-02-05 Jan Hubicka <jh@suse.cz>
27269 PR middle-end/30696
27270 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27271 nodes in cgraph, don't remove offline copy of the function.
27273 2007-02-04 Jan Hubicka <jh@suse.cz>
27275 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27276 vectors might cause maybe_lookup_element_for_expr to be called
27277 on non-sra-candidate.
27279 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27281 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27282 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27283 spelling conventions.
27285 2007-02-04 Richard Guenther <rguenther@suse.de>
27287 PR middle-end/30636
27288 * fold-const.c (try_move_mult_to_index): Make sure to not
27289 overflow one dimension of a multi-dimensional array access.
27291 2007-02-04 Jan Hubicka <jh@suse.cz>
27293 * passes.c (init_optimization_passes): Reindent.
27295 2007-02-04 Jan Hubicka <jh@suse.cz>
27296 Eric Botcazou <ebotcazou@adacore.com>
27298 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27299 (execute_fixup_cfg): Break out the abnormal goto code.
27300 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27301 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27302 (optimize_inline_calls): Call make_nonlocal_label_edges.
27304 2007-02-04 Jan Hubicka <jh@suse.cz>
27306 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27307 true when something was changed.
27308 (rename_ssa_copies): When something was changed, do
27309 TODO_remove_unused_locals.
27310 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27311 add TODO_remove_unused_locals when instruction was removed.
27313 2007-02-04 Jan Hubicka <jh@suse.cz>
27315 * ipa-inline.c (try_inline): Improve debug output; work on already
27317 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27318 call try_inline for already inlined edges too when flattening;
27319 inline also functions that make callee growth but overall unit size
27322 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27324 * config/m32c/bitops.md, config/m32c/jump.md,
27325 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27326 config/m32r/m32r.h, config/m32r/m32r.md,
27327 config/m32r/predicates.md, config/m68hc11/larith.asm,
27328 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27329 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27330 config/mips/mips-protos.h, config/mips/mips.c,
27331 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27332 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27333 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27334 spelling conventions.
27336 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27337 Follow spelling conventions.
27339 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27341 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27342 warn about C++0x compatibility.
27344 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27346 * config/h8300/h8300.c, config/h8300/h8300.h,
27347 config/h8300/h8300.md: Follow spelling conventions.
27349 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27351 PR middle-end/30667
27352 * combine.c (try_combine): Do not substitute source operand
27353 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27355 2007-02-03 Jan Hubicka <jh@suse.cz>
27357 PR gcov-profile/30650
27358 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27359 do not divide by zero for never executed counters.
27360 (tree_find_values_to_profile): Fix counters.
27361 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27363 2007-02-03 Ian Lance Taylor <iant@google.com>
27365 * lower-subreg.c (simple_move_operand): New static function,
27366 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27368 (simple_move): Call simple_move_operand.
27369 (find_decomposable_subregs): Add special handling of MEMs.
27370 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27371 meaning of return value. If we see a hard register, test whether
27372 it can store a word_mode value. Change all callers.
27374 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27376 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27377 ftrapv insns and expanders.
27378 (subdi3): Change define_expand operand 1 to arith11_operand, and
27379 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27380 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27381 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27384 PR middle-end/30174
27385 * varasm.c (notice_global_symbol): Treat global objects as weak when
27386 flag_shlib is true.
27388 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27390 * emit-rtl.c (dconstpi): Delete.
27391 (dconstsqrt2): New.
27392 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27393 * real.h (dconstpi): Delete.
27394 (dconstsqrt2): New.
27395 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27396 (fold_builtin_hypot): Likewise.
27398 2007-02-03 Tom Tromey <tromey@redhat.com>
27401 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27402 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27404 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27406 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27407 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27408 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27409 config/rs6000/cell.md, config/rs6000/darwin.h,
27410 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27411 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27412 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27413 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27414 typos. Follow spelling conventions.
27415 * doc/invoke.texi: Follow spelling conventions.
27417 2007-02-03 Roger Sayle <roger@eyesopen.com>
27419 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27420 canonicalization transformations that attempt to simplify integer
27421 constant comparisons to become comparisons against zero.
27423 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27425 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27427 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27428 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27430 2007-02-02 Mike Stump <mrs@apple.com>
27432 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27433 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27434 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27435 generate a branch island.
27437 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27439 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27440 (xtensa_legitimate_address_p): New.
27441 (xtensa_legitimize_address): New.
27442 (xtensa_output_addr_const_extra): New.
27443 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27445 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27446 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27447 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27448 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27449 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27450 (xtensa_legitimize_address): New.
27451 (xtensa_output_addr_const_extra): New.
27453 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27455 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27457 2007-02-02 Ian Lance Taylor <iant@google.com>
27459 * expmed.c (expand_divmod): Add comment.
27461 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27463 * emit-rtl.c (renumber_insns): Remove.
27464 * flags.h: Remove the extern for flag_renumber_insns.
27465 * rtl.h: Remove the prototype for renumber_insns.
27466 * toplev.c (flag_renumber_insns): Remove.
27468 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27470 Revert for x86 darwin:
27471 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27473 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27474 code before the following patch under TARGET_MACHO.
27475 (ix86_function_value_regno_p): Likewise.
27477 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27479 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27482 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27485 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27486 loads to general or fp registers. Add comments.
27487 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27489 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27491 * pointer-set.c (insert_aux): Only return insertion slot.
27492 (pointer_set_insert): Adjust.
27493 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27494 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27495 pointer_map_traverse): New.
27496 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27497 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27498 pointer_map_contains, pointer_map_traverse): Declare.
27500 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27502 PR middle-end/30473
27503 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27504 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27506 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27508 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27510 (struct _dep): New type.
27511 (dep_t): New typedef.
27512 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27513 (DEP_STATUS): New access macro. The macro with the same name was
27514 renamed to DEP_LINK_STATUS.
27515 (dep_init): Declare function
27517 (struct _dep_link): New type.
27518 (dep_link_t): New typedef.
27519 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27520 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27521 (DEP_LINK_STATUS): New macro.
27522 (debug_dep_links): New debug function.
27524 (struct _deps_list): New type.
27525 (deps_list_t): New typedef.
27526 (DEPS_LIST_FIRST): New access macro.
27527 (FOR_EACH_DEP_LINK): New cycle macro.
27528 (create_deps_list, free_deps_list, delete_deps_list): Declare
27530 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27531 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27532 (copy_deps_list_change_con): Ditto.
27534 (move_dep_link): Declare function.
27536 (struct _dep_node): New type.
27537 (dep_node_t): New typedef.
27538 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27540 (struct haifa_insn_data.back_deps): New field to hold backward
27541 dependencies of the insn.
27542 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27544 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27545 Change its type to deps_list_t.
27546 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27547 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27548 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27550 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27552 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27554 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27556 (dep_cost): Declare.
27558 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27559 (ds_to_dk, dk_to_ds): New functions.
27561 (init_dep_1): New static function.
27562 (init_dep): New function.
27563 (copy_dep): New static function.
27565 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27567 (detach_dep_link): New static function.
27568 (move_dep_link): New function.
27570 (dep_links_consistent_p, dump_dep_links): New static functions.
27571 (debug_dep_links): New debugging function.
27573 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27575 (alloc_deps_list, init_deps_list): New static functions.
27576 (create_deps_list): New function.
27577 (clear_deps_list): New static function.
27578 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27579 (deps_list_consistent_p, dump_deps_list): New static functions.
27580 (debug_deps_list): New function.
27581 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27583 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27585 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27586 use new scheduler dependencies lists.
27587 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27588 (sched_analyze): Ditto. Initialize dependencies lists.
27589 (add_forw_dep, compute_forward_dependences): Update to use new
27590 scheduler dependencies lists.
27592 (init_dependency_caches): Init deps_obstack.
27593 (free_dependency_caches): Free deps_obstack.
27595 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27596 new scheduler dependencies lists.
27597 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27598 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27600 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27601 Update to use new scheduler dependencies lists.
27602 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27603 (debug_dependencies): Ditto.
27604 (schedule_region): Update comments.
27606 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27607 scheduler dependencies lists.
27608 (schedule_ebb): Update comments.
27610 * rtl.def (DEPS_LIST): Remove.
27612 * lists.c (unused_deps_list): Remove.
27613 (free_list): Update assertions.
27615 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27616 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27618 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27619 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27621 * haifa-sched.c (comments): Update.
27622 (insn_cost1): Remove. Inline the code into insn_cost ().
27623 (insn_cost): Update to use new scheduler dependencies lists. Move
27624 processing of the dependency cost to dep_cost ().
27625 (dep_cost): New function. Use it instead of insn_cost () when
27626 evaluating cost of the dependency. Use compatible interface to
27627 interact with the target.
27628 (priority): Update to use new scheduler dependencies lists.
27629 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27630 with greater number of insns that depend on the insn.
27631 (schedule_insn): Update to use new scheduler dependencies lists. Add
27632 code to free backward dependencies lists. Inline and optimize code
27633 from resolve_dep () - see PR28071.
27634 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27635 lists. Update call to targetm.sched.is_costly_dependence hook.
27637 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27638 scheduler dependencies lists.
27640 (resolve_dep): Remove. Move the logic to schedule_insn ().
27641 (init_h_i_d): Initialize dependencies lists.
27643 (process_insn_depend_be_in_spec): Rename to
27644 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27645 dependencies lists.
27646 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27647 Update to use new scheduler dependencies lists.
27648 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27650 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27651 new scheduler dependencies lists.
27652 (build_intra_loop_deps): Ditto.
27654 * target.h (struct _dep): Declare to use in
27655 gcc_target.sched.is_costly_dependence.
27656 (struct gcc_target.sched.adjust_cost): Fix typo.
27657 (struct gcc_target.sched.is_costly_dependence): Change signature to
27658 use single dep_t parameter instead of an equivalent triad.
27659 (struct gcc_target.sched.adjust_cost_2): Remove.
27661 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27663 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27665 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27667 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27669 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27670 (REG_DEP_TRUE): Document.
27672 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27673 Change signature to correspond to the targetm.sched.adjust_cost hook.
27674 Update use in TARGET_SCHED_ADJUST_COST_2.
27675 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27676 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27677 new scheduler dependencies lists.
27678 (ia64_gen_check): Ditto.
27680 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27681 scheduler dependencies lists.
27683 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27684 signature to correspond to the targetm.sched.is_costly_dependence hook.
27685 (is_costly_group): Update to use new scheduler dependencies lists.
27687 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27688 instead of INSN_COST () macro.
27690 2007-02-01 Ian Lance Taylor <iant@google.com>
27692 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27694 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27696 * pa.md (tp_load): Correct mfctl instruction syntax.
27698 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27700 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27701 altivec_padding_size calculation on AIX. Improve comment, add
27702 assert to verify that it's right.
27704 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27707 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27709 PR inline-asm/28686
27710 * global.c (global_alloc): Add mising initialization of
27713 2007-02-01 Roger Sayle <roger@eyesopen.com>
27715 * alias.c (init_alias_analysis): Correct whitespace.
27716 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27717 partition_hot_cold_basic_blocks): Likewise.
27718 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27719 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27720 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27721 fold_builtin_snprintf_chk, fold_builtin_printf,
27722 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27723 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27724 * cfgcleanup.c (cleanup_cfg): Likewise.
27725 * cfgexpand.c (tree_expand_cfg): Likewise.
27726 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27727 * function.c (get_next_funcdef_no): Likewise.
27728 * gengtype.c (main): Likewise.
27729 * genmodes.c (main): Likewise.
27730 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27731 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27732 * ifcvt.c (noce_emit_move_insn): Likewise.
27733 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27735 * stor-layout.c (get_best_mode): Likewise.
27736 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27737 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27738 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27739 perform_var_substitution, solve_graph): Likewise.
27740 * tree-vrp.c (vrp_finalize): Likewise.
27742 2007-02-01 Ian Lance Taylor <iant@google.com>
27744 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27745 high part of a paradoxical subreg, return a constant zero.
27747 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27749 * toplev.c (lang_dependent_init): Call init_set_costs.
27750 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27752 2007-02-01 Richard Guenther <rguenther@suse.de>
27754 PR middle-end/30656
27755 * fold-const.c (fold_negate_expr): Allow negating a
27756 constant if overflow does not change.
27758 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27760 * doc/c-tree.texi (Expression trees): Improve markup.
27761 * doc/tm.texi (Register Classes, Addressing Modes)
27762 (Floating Point): Fix spacing after abbreviations. Fix some
27765 2007-02-01 Ben Elliston <bje@au.ibm.com>
27767 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27768 * doc/contrib.texi: Likewise.
27769 * doc/install.texi: Likewise.
27771 2007-01-31 Richard Henderson <rth@redhat.com>
27772 Ian Lance Taylor <iant@google.com>
27774 * lower-subreg.c: New file.
27775 * rtl.def (CONCATN): Define.
27776 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27777 pass_lower_subreg2.
27778 * emit-rtl.c (update_reg_offset): New static function, broken out
27779 of gen_rtx_REG_offset.
27780 (gen_rtx_REG_offset): Call update_reg_offset.
27781 (gen_reg_rtx_offset): New function.
27782 * regclass.c: Revert patch of 2006-03-05, restoring
27784 (clear_reg_info_regno): New function.
27785 * dwarf2out.c (concatn_loc_descriptor): New static function.
27786 (loc_descriptor): Handle CONCATN.
27787 * common.opt (fsplit_wide_types): New option.
27788 * opts.c (decode_options): Set flag_split_wide_types when
27790 * timevar.def (TV_LOWER_SUBREG): Define.
27791 * rtl.h (gen_reg_rtx_offset): Declare.
27792 (reg_scan_update): Declare.
27793 * regs.h (clear_reg_info_regno): Declare.
27794 * tree-pass.h (pass_lower_subreg): Declare.
27795 (pass_lower_subreg2): Declare.
27796 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27797 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27798 -fsplit-wide-types.
27799 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27800 * Makefile.in (OBJS-common): Add lower-subreg.o.
27801 (lower-subreg.o): New target.
27803 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27805 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27807 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27810 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27812 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27814 PR middle-end/29335
27815 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27817 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27819 * cfgloop.h: Include vec-prim.h.
27820 (enum li_flags): Remove LI_ONLY_OLD.
27821 (loop_iterator): Changed.
27822 (fel_next, fel_init): Iterate over loop tree.
27823 (FOR_EACH_LOOP_BREAK): New macro.
27824 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27826 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27827 * modulo-sched.c (sms_schedule): Ditto.
27828 * tree-vectorizer.c (vectorize_loops): Ditto.
27829 * doc/loop.texi: Update information on loop numbering and behavior of
27830 FOR_EACH_LOOP wrto new loops.
27831 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27832 add_to_evolution_1): Test nestedness of loops instead of comparing
27834 * tree-chrec.c (chrec_fold_plus_poly_poly,
27835 chrec_fold_multiply_poly_poly, chrec_evaluate,
27836 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27837 reset_evolution_in_loop): Ditto.
27838 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27840 2007-01-31 Dirk Mueller <dmueller@suse.de>
27842 * c-common.c (warn_about_parentheses): Separate warning about
27843 un-parenthized sequence of comparison operators from the one
27844 which is supposed to warn about x <= y <= z.
27846 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27848 * optabs.h (enum optab_index): Add new OTI_isinf.
27849 (isinf_optab): Define corresponding macro.
27850 * optabs.c (init_optabs): Initialize isinf_optab.
27851 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27853 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27854 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27856 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27857 expand_builtin_interclass_mathfn.
27858 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27859 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27860 (fxam<mode>2_i387): New insn pattern.
27861 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27862 built-in functions as x87 inline asm.
27864 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27866 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27868 2007-01-30 Eric Christopher <echristo@apple.com>
27870 * config.gcc: Add geode.
27872 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27874 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27875 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27876 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27877 value-prof.c: Fix comment typos.
27879 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27882 * doc/invoke.texi (Wpointer-arith): Document warning.
27884 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27886 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27887 the list of discrepancies from the draft TR.
27889 2007-01-30 Dirk Mueller <dmueller@suse.de>
27892 * doc/invoke.texi (-Wreturn-type): Update description to
27893 match new behavior.
27895 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27897 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27899 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27901 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27902 to handle optabs that operate on floating point input argument and
27903 output to integer output.
27904 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27905 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27906 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27907 expand_builtin_interclass_mathfn ().
27908 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27909 (ilogbsi2): Remove.
27910 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27911 ilogbl built-in functions as x87 intrinsics.
27913 2007-01-30 Richard Guenther <rguenther@suse.de>
27915 PR middle-end/27657
27916 * dwarf2out.c (reference_to_unused): Query varpool if the
27917 variable was output.
27919 2007-01-30 Richard Guenther <rguenther@suse.de>
27921 PR middle-end/30313
27922 * passes.c (execute_one_pass): Reset in_gimple_form to not
27923 confuse non-unit-at-a-time mode.
27925 2007-01-29 Roger Sayle <roger@eyesopen.com>
27926 Richard Guenther <rguenther@suse.de>
27928 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27929 avoid undefined behaviour on overflow. Use force_fit_type_double
27930 to construct the constant with the specified TREE_OVERFLOW.
27932 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27934 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27935 * config/dfp-bit.h: Ditto.
27937 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27939 * c-decl.c (pop_scope): Replace warnings with call to
27940 warn_for_unused_label.
27941 * c-common.h (warn_for_unused_label): Declare.
27942 * c-common.c (warn_for_unused_label): Define.
27944 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27946 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27949 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27951 * Makefile.in (USER_H): Remove decfloat.h.
27952 * ginclude/decfloat.h: Delete, moving contents to ...
27953 * ginclude/float.h: Add support for decimal floating point,
27954 guarded by __STDC_WANT_DEC_FP__.
27956 2007-01-29 Mike Stump <mrs@apple.com>
27958 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27959 Analysis and Representation to resolve case insensitive conflict.
27960 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27962 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27964 * tree.h (struct tree_memory_tag): Add aliases member.
27965 (MTAG_ALIASES): New macro.
27966 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27967 (add_may_alias): Remove pointer-set. Update for may_aliases being
27969 (mark_aliases_call_clobbered): Update for may_aliases being a
27971 (compute_tag_properties): Ditto.
27972 (create_partition_for): Ditto.
27973 (compute_memory_partitions): Ditto.
27974 (dump_may_aliases_for): Ditto.
27975 (is_aliased_with): Ditto.
27976 (add_may_alias_for_new_tag): Ditto.
27977 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27978 (compute_is_aliased): New function.
27979 (compute_may_aliases): Call compute_is_aliased).
27980 (init_alias_info): Initialize alias_bitmap_obstack.
27981 (union_alias_set_into): New function.
27982 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27983 (have_common_aliases_p): Rewrite to take two bitmaps and use
27985 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27986 Update for bitmaps.
27987 (finalize_ref_all_pointers): Update for add_may_alias changes.
27988 (new_type_alias): Ditto.
27989 * tree-flow-inline.h (may_aliases): Return a bitmap.
27990 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27991 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27992 may_aliases being a bitmap.
27993 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27994 may_aliases now returns a bitmap.
27995 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27997 * tree-ssa-operands.c (add_virtual_operand): Update for
27998 may_aliases being a bitmap.
28000 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28002 PR tree-optimization/30630
28003 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28004 variable as changed.
28006 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28009 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28010 expanded only once even if an error occurs.
28012 2007-01-29 Ben Elliston <bje@au.ibm.com>
28014 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28015 (__gcov_average_profiler): Likewise.
28016 (__gcov_ior_profiler): Likewise.
28017 (__gcov_merge_ior): Likewise.
28019 2007-01-28 Jan Hubicka <jh@suse.cz>
28021 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28022 * value-prof.c (stringop_block_profile): Likewise.
28024 2007-01-28 Jan Hubicka <jh@suse.cz>
28026 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28027 Add variant handling histograms; add wrapper.
28028 (clear_storage_via_libcall): Export.
28029 (emit_block_move_hints): Break out from ...; add histograms.
28030 (emit_block_move): ... this one.
28031 (clear_storage_hints): Break out from ...; add histograms.
28032 (clear_storage): ... this one.
28033 (set_storage_via_memset): Handle histogram.
28034 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28035 (clear_storage_hints, clear_storage_via_libcall): Declare.
28036 (set_storage_via_setmem): Update prototype.
28037 * doc/md.texi (movmem, setmem): Document new arguments.
28039 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28040 Add new histograms.
28041 (stringop_block_profile): New global function.
28042 (tree_stringops_values_to_profile): Profile block size and alignment.
28043 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28045 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28046 (stringop_block_profile): Declare.
28047 * builtins.c: Include value-prof.h.
28048 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28049 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28050 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28051 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28052 * profile.c (instrument_values): Add new counters.
28053 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28055 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28056 (tree_init_edge_profiler): Build new profilers.
28057 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28058 (pass_tree_profile): Add dump.
28059 (tree_profile_hooks): Update.
28060 * Makefile.in (LIBGCOV): Add new constants.
28061 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28062 __gcov_ior_profiler): New.
28063 * i386.md (movmem/setmem expanders): Add new optional arguments.
28065 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28067 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28069 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28071 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28072 (tree_unswitch_single_loop): Pass eni_size_weights to
28073 tree_num_loop_insns.
28074 * tree-ssa-loop-manip.c: Include tree-inline.h.
28075 (can_unroll_loop_p): Pass eni_size_weights to
28076 tree_num_loop_insns.
28077 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28078 Pass eni_size_weights to estimate_num_insns.
28079 * tree.h (init_inline_once): Export.
28080 * toplev.c (backend_init): Call init_inline_once.
28081 * cgraphunit.c (cgraph_process_new_functions,
28082 cgraph_analyze_function): Pass eni_inlining_weights to
28083 estimate_num_insns.
28084 * ipa-inline.c (compute_inline_parameters): Ditto.
28085 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28086 to estimate_num_insns.
28087 (try_unroll_loop_completely): Pass eni_size_weights to
28088 tree_num_loop_insns.
28089 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28090 ot estimate_num_insns.
28091 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28092 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28093 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28094 eni_time_weights): New variables.
28095 (init_inline_once): Initialize them.
28096 (struct eni_data): Mew.
28097 (estimate_num_insns_1, estimate_num_insns): Use weights.
28098 * tree-inline.h (struct eni_weights_d): New.
28099 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28100 (estimate_num_insns): Declaration changed.
28101 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28102 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28103 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28105 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28107 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28108 relations in the conflict function is valid.
28110 2007-01-27 Ian Lance Taylor <iant@google.com>
28112 * common.opt: Add fstrict-overflow.
28113 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28114 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28115 (TYPE_OVERFLOW_UNDEFINED): Define.
28116 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28118 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28119 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28120 (fold_negate_expr): Likewise.
28121 (make_range): Likewise.
28122 (extract_muldiv_1): Likewise.
28123 (maybe_canonicalize_comparison): Likewise.
28124 (fold_comparison): Likewise.
28125 (fold_binary): Likewise.
28126 (tree_expr_nonnegative_p): Likewise.
28127 (tree_expr_nonzero_p): Likewise.
28128 * tree-vrp.c (compare_values): Likewise.
28129 (extract_range_from_binary_expr): Likewise.
28130 (extract_range_from_unary_expr): Likewise.
28131 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28133 (nowrap_type_p): Likewise.
28134 * tree-scalar-evolution.c (simple_iv): Likewise.
28135 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28136 (build_range_check): Likewise.
28137 (extract_muldiv_1): Likewise.
28138 (fold_comparison): Likewise.
28139 * tree-vrp.c (vrp_int_const_binop): Likewise.
28140 (extract_range_from_unary_expr): Likewise.
28141 * convert.c (convert_to_integer): Likewise.
28142 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28143 (fold_comparison): Likewise.
28144 (fold_binary): Likewise.
28145 * optabs.c (optab_for_tree_code): Likewise.
28146 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28147 * simplify-rtx.c (simplify_const_relational_operation): Check
28148 flag_strict_overflow and flag_trapv.
28149 (simplify_const_relational_operation): Likewise.
28150 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28151 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28154 2007-01-27 Roger Sayle <roger@eyesopen.com>
28156 * tree.c (tree_fold_gcd): Delete.
28157 * tree.h (tree_fold_gcd): Remove prototype.
28158 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28159 test whether one constant integer is a multiple of another. Instead
28160 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28161 * fold-const.c (multiple_of_p): We've determined both TOP and
28162 BOTTOM are integer constants so we can call int_const_binop directly
28163 instead of the more generic const_binop.
28165 2007-01-27 Roger Sayle <roger@eyesopen.com>
28167 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28168 1*X check that the constant hasn't overflowed, to preserve the
28170 (round_up): Provide an efficient implementation when rouding-up an
28171 INTEGER_CST to a power-of-two.
28173 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28175 * doc/sourcebuild.texi: Add comma for clarity.
28176 * doc/extend.texi: Fix some typos.
28177 * doc/passes.texi: Likewise.
28178 * doc/cppinternals.texi: Likewise.
28179 * doc/c-tree.texi: Likewise.
28180 * doc/tree-ssa.texi: Likewise.
28181 * doc/install.texi: Likewise.
28183 2007-01-27 Jan Hubicka <jh@suse.cz>
28185 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28186 (pass_sra): Do not require alias information.
28187 * passes.c (init_optimization_passes): Add SRA
28189 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28191 * tracer.c (rest_of_handle_tracer): We already cleaned
28192 up the CFG in tracer() so don't do it here again.
28193 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28194 cleanup_cfg here, either. And don't call renumber_insns.
28196 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28197 and BB_HEAD are in the insn stream here. Instead make sure
28198 that BB_INSN is valid on all insns. Also, do check here that
28199 there are no pending branch predictions...
28200 (rtl_verify_flow_info): ...instead of doing it here. Checks
28201 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28204 2007-01-26 Roger Sayle <roger@eyesopen.com>
28206 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28207 function to simplify/factorize operand order canonicalization.
28208 (ix86_fixup_binary_operands): Reorganize using the above function.
28209 (ix86_binary_operator_ok): Likewise.
28211 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28213 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28214 file scope from optimize_attrs.
28215 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28217 (optimize_attrs): Clear insn_code_values after freeing it.
28219 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28221 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28222 a parts.base assignment.
28224 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28226 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28227 (compute_subscript_distance, initialize_data_dependence_relation,
28228 finalize_ddr_dependent, analyze_ziv_subscript,
28229 analyze_siv_subscript_cst_affine,
28230 compute_overlap_steps_for_affine_univar,
28231 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28232 analyze_siv_subscript, analyze_miv_subscript,
28233 analyze_overlapping_iterations, subscript_dependence_tester_1,
28234 compute_self_dependence, free_dependence_relation): Work
28235 with affine_fn instead of chrecs.
28236 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28237 common_affine_function, affine_function_base,
28238 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28239 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28240 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28241 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28242 (all_chrecs_equal_p): Removed.
28243 * tree-data-ref.h (affine_fn, conflict_function): New types.
28244 (struct subscript): Change type of conflicting_iterations_in_a
28245 and conflicting_iterations_in_b.
28247 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28250 * config/pa/pa.h (TARGET_HPUX_11): New.
28251 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28252 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28254 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28255 Richard Guenther <rguenther@suse.de>
28257 * tree-ssa-structalias.c (solve_graph): Handle case
28258 we merged the variable to another.
28260 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28262 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28265 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28266 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28268 2007-01-25 DJ Delorie <dj@redhat.com>
28270 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28271 allow changes to modes which don't fit in those registers.
28273 * reload1.c (choose_reload_regs): Check for invalid subregs before
28274 computing their locations, not after.
28276 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28279 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28280 save Altivec registers in an eh_return function.
28281 (compute_vrsave_mask): Likewise.
28282 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28283 for saving Altivec registers.
28284 (rs6000_emit_prologue): Don't allocate stack twice in
28285 eh_return function. Correct expected value of altivec_save_offset
28286 when using save_world. Describe save of R0 to stack when using
28287 save_world. Describe stack pointer adjustment when using
28288 save_world. Remove duplicated eh_return parameter register saving.
28289 Update sp_offset variable after save_world.
28290 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28292 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28293 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28296 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28298 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28300 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28303 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28304 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28306 2007-01-25 Richard Guenther <rguenther@suse.de>
28308 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28309 * common.opt (-Wcoverage-mismatch): New warning option.
28310 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28311 if -Wcoverage-mismatch is given.
28313 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28315 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28316 (ipcp_driver): Change to static definition.
28317 Add dumping of the ifunctions.
28318 (constant_val_insert): Remove unused parameter. Support for SSA.
28319 (ipcp_propagate_const): Support for SSA.
28320 (ipcp_profile_bb_print): Print only analyzed nodes.
28321 (ipcp_replace_map_create): Remove support for Fortran constant
28323 * ipa-prop.c (ipa_method_modify_stmt,
28324 ipa_callsite_compute_param): Support for SSA.
28325 * ipa-prop.h (ipcp_driver): Remove declaration.
28326 (IS_VALID_TREE_MAP_INDEX): Add define.
28328 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28330 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28332 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28334 PR middle-end/30447
28335 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28336 constant argument to cabs and do it without checking for
28337 -funsafe-math-optimizations.
28339 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28341 * c-common.h (RID_FIRST_CXX0X): New.
28342 (RID_LAST_CXX0X): New.
28343 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28345 * c.opt (Wc++0x-compat): New.
28346 * doc/invoke.texi (-Wc++0x-compat): Document.
28348 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28350 * builtins.c (fold_builtin_carg): New.
28351 (fold_builtin_1): Use it.
28353 2007-01-24 Jan Hubicka <jh@suse.cz>
28355 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28357 * ipa-inline.c (initial_insns, max_insns): Delete.
28358 (compute_max_insns): New function.
28359 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28360 amount of insns as base for code growth.
28361 (cgraph_decide_inlining): Make initial_insns local; do not compute
28363 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28364 * doc/invoke.texi (inline-unit-growth): Update docs.
28366 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28368 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28369 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28370 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28371 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28372 for CPUs that have PTA_CX16 set.
28374 PR middle-end/27416
28375 * gimplify.c (omp_check_private): New function.
28376 (gimplify_scan_omp_clauses): Use it for
28377 firstprivate/lastprivate/reduction.
28379 PR middle-end/30494
28380 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28381 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28383 PR middle-end/30421
28384 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28385 If lower_lastprivate_clauses emits some statements, append them
28386 to dlist rather than body_p and to body_p append an initializer.
28387 (lower_omp_for): Adjust caller.
28389 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28391 * target.h (globalize_decl_name): New.
28392 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28393 * output.h (default_globalize_decl_name): New.
28394 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28396 (globalize_decl): Ditto.
28397 (default_globalize_decl_name): New.
28398 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28399 (ia64_handle_version_id_attribute): New.
28400 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28401 (ia64_asm_output_external): Use globalize_decl_name instead
28402 of globalize_label.
28403 * doc/extend.texi (version_id): New pragma.
28404 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28406 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28408 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28409 _uleb128_t and _Unwind_SWord with _sleb128_t.
28410 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28411 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28413 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28414 * unwind-pe.h (read_uleb128, read_sleb128,
28415 read_encoded_value_with_base): Likewise.
28416 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28418 2007-01-24 Richard Guenther <rguenther@suse.de>
28420 * builtins.c (expand_builtin_cexpi): Get the fndecl
28421 for cexp in the correct way.
28423 2007-01-24 Jan Hubicka <jh@suse.cz>
28425 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28428 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28430 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28431 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28432 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28433 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28434 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28435 __SIZEOF_PTRDIFF_T__.
28436 * doc/cpp.texi: Documentation for the new builtin macros added.
28438 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28440 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28441 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28442 instead of operands[2] to avoid access past the end of array.
28444 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28446 * reload1.c (emit_reload_insns): Pass the reload register
28447 for a non-spill output reload through forget_old_reloads_1.
28449 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28451 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28452 _SOFT_DOUBLE if doubles use software floating-point.
28453 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28454 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28455 * config/rs6000/darwin-ldouble.c: Also compile functions for
28456 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28457 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28458 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28459 commented-out long double override.
28460 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28461 * config/rs6000/eabispe.h: Likewise.
28462 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28463 long double for non-SPE.
28464 (rs6000_handle_option): Likewise.
28465 (invalid_e500_subreg): Disallow more subregs involding DImode,
28466 DFmode, TImode or TFmode.
28467 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28469 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28471 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28472 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28474 (rs6000_legitimate_address): Also check for TFmode for E500
28476 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28477 (spe_build_register_parallel): Handle TFmode and TCmode.
28478 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28480 (function_arg): Handle TFmode and TCmode for E500 double.
28481 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28483 (print_operand): Handle TFmode and TImode for %y.
28484 (rs6000_generate_compare): Handle TFmode comparisons for E500
28486 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28487 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28488 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28489 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28490 TFmode for E500 double.
28491 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28492 (floatsidf2): Enable for E500 double.
28493 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28494 (extenddftf2): Change to extenddftf2_fprs.
28495 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28496 depending on TARGET_E500_DOUBLE.
28497 (extendsftf2): Enable for E500 double.
28498 (trunctfdf2): Enable for E500 double.
28499 (trunctfsf2): Change to trunctfsf2_fprs.
28500 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28501 depending on TARGET_E500_DOUBLE.
28502 (floatsitf2): Enable for E500 double.
28503 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28504 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28505 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28506 (negtf2): Change to negtf2_internal.
28507 (negtf2): New expander.
28508 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28509 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28510 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28511 (movdi_internal32): Use rs6000_nonimmediate_operand.
28512 (unnamed splitter): Likewise.
28513 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28514 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28515 (SPE64TF, DITI): New mode macros.
28516 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28519 (frob_<mode>_di_2): New.
28520 (frob_tf_di_8_2): New.
28521 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28523 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28525 (frob_ti_<mode>_8_2): New.
28526 (frob_ti_tf_2): New.
28527 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28528 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28530 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28531 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28532 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28533 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28534 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28535 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28538 2007-01-23 Ian Lance Taylor <iant@google.com>
28540 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28542 (OBJS-archive): Reformat, alphabetize.
28543 (OBJS): Change out_object_file to OBJS-md.
28545 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28547 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28548 JUMP_P and CALL_P predicates where applicable.
28549 * config/i386/i386.c: Ditto.
28550 * config/i386/i386.md: Ditto.
28551 * config/i386/mmx.md: Ditto.
28552 * config/i386/predicates.md: Ditto.
28554 2007-01-22 Andreas Schwab <schwab@suse.de>
28556 * config/m68k/m68k.h: Fix comment.
28558 2007-01-22 Jan Hubicka <jh@suse.cz>
28560 * passes.c (init_optimization_passes): Do not rerun
28561 pass_early_warn_uninitialized.
28563 2007-01-22 Richard Guenther <rguenther@suse.de>
28565 PR tree-optimization/30038
28566 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28568 (execute_cse_sincos_1): Likewise.
28569 (execute_cse_sincos): Likewise.
28570 (gate_cse_sincos): Likewise.
28571 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28572 the cexpi() canonicalization of sincos().
28573 * tree-pass.h (pass_cse_sincos): Declare.
28574 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28576 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28578 PR rtl-optimization/29329
28579 * combine.c (replaced_rhs_insn): Rename to i2mod.
28580 (replaced_rhs_value): Rename to i2mod_new_rhs.
28581 (i2mod_old_rhs): New global variable.
28582 (combine_instructions): Adjust for above change. Save a copy of
28583 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28584 note are substituted in the second instruction.
28585 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28586 ditch the note if it pertains to the second eliminated register
28587 and this register is mentioned in i2mod_old_rhs.
28590 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28592 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28593 the insn to which the note was originally attached.
28595 2007-01-21 Jan Hubicka <jh@suse.cz>
28597 * ipa-inline.c (inlining_mode): Comment, move up.
28598 (cgraph_decide_inlining_incrementally): Do not perform inlining
28599 itself; fix handling of flattening of self recursive functions.
28600 (cgraph_find_cycles): Remove.
28601 (cgraph_flatten_node): Remove.
28602 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28603 (try_inline): New function.
28604 (cgraph_early_inlining): Update call of
28605 cgraph_decide_inlining_incrementally. Apply inlining here.
28606 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28608 2007-01-21 Dirk Mueller <dmueller@suse.de>
28611 * tree-vrp.c (check_array_bounds): do not warn
28612 about ADDR_EXPR's of ARRAY_REF's which are immediately
28613 used in binary expressions.
28615 2007-01-21 Ira Rosen <irar@il.ibm.com>
28617 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28618 read_write_dep and macros for its access.
28619 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28620 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28621 argument, call vect_check_interleaving for every independent pair of
28622 data-refs. Mark loads that access the same memory location as a store
28624 (vect_check_dependences): Remove.
28625 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28626 call, fix the call to vect_analyze_data_ref_dependence.
28627 (vect_analyze_data_ref_access): For statements that access the same
28628 data-ref, check that they are not stores; for loads, check that there
28629 is no store that access the same location.
28631 2007-01-20 Roger Sayle <roger@eyesopen.com>
28632 Joseph Myers <joseph@codesourcery.com>
28634 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28635 (-fdump-rtl-stack): Likewise.
28636 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28637 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28638 (-mpt-fixed): Use @minus{} for minus sign.
28639 (Using Precompiled Headers): Fix under/overfull hbox.
28641 2007-01-20 Jan Hubicka <jh@suse.cz>
28643 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28644 place within annotation.
28646 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28648 * pa.c (output_move_double): Change array size of xoperands to 4.
28650 2007-01-20 Jan Hubicka <jh@suse.cz>
28652 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28655 2007-01-19 Ian Lance Taylor <iant@google.com>
28657 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28658 constant to unsigned HOST_WIDE_INT before negating.
28660 2007-01-19 Ian Lance Taylor <iant@google.com>
28662 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28664 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28665 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28666 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28667 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28668 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28669 (realloc_vdef, realloc_vuse): Change second parameter to
28671 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28672 fields to unsigned.
28673 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28674 unsigned. Change x and lim locals to unsigned.
28675 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28677 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28678 (copy_virtual_operands): Change i and n locals to unsigned.
28680 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28682 PR middle-end/29335
28683 * builtins.c (fold_builtin_1): Handle builtin fdim.
28685 2007-01-20 Jan Hubicka <jh@suse.cz>
28687 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28688 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28689 init_alias_heapvars.
28690 (init_alias_heapvars): Initialize only when not already initialized.
28691 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28693 2007-01-19 Roger Sayle <roger@eyesopen.com>
28695 * common.opt (fsigned-zeros): New command line option.
28696 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28697 of flag_unsafe_math_optimizations.
28698 * opts.c (set_fast_math_flags): The -ffast-math command line option
28699 implies -fno-signed-zeros.
28700 (fast_math_flags_set_p): Likewise.
28702 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28703 the documentation of -ffast-math appropriately. Wrap long lines.
28705 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28707 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28708 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28710 2007-01-19 Tomas Bily <tbily@suse.cz>
28712 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28714 (tree_init_ic_make_global_vars): New function
28715 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28716 (tree_gen_ic_profiler): New function
28717 (tree_gen_ic_func_profiler): New function
28718 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28719 (tree_profile_hooks): Added hook for indirec/virtual calls
28720 * value-prof.c (tree_find_values_to_profile): New case for
28722 (tree_values_to_profile): Call for determining indirect/virtual
28724 (tree_indirect_call_to_profile): New function
28725 (tree_ic_transform): New function
28726 (tree_ic): New function
28727 (find_func_by_pid): New function
28728 (init_pid_map): New function
28729 (tree_value_profile_transformations): Added check for
28730 indirect/virtual call transformation
28731 * value-prof.h (enum hist_type): New counter type for
28732 indirect/virtual calls
28733 (profile_hooks): Added new hook for profiling indirect/virtual
28735 * profile.c (instrument_values): New case for indirect/virtual
28737 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28738 (GCOV_COUNTER_V_INDIR): New counter type
28739 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28740 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28742 * cgraph.c: Definition of cgraph_max_pid
28743 (cgraph_create_node): Default init of pid attribute
28744 * cgraph.h: Declaration of cgraph_max_pid
28745 (struct cgraph_node): Added pid attribute
28746 * libgcov.c (__gcov_indirect_call_profiler): New function
28747 (__gcov_one_value_profiler_body): New function
28748 (__gcov_one_value_profiler): Body was moved to
28749 __gcov_one_value_profiler_body and calls it
28751 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28753 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28754 * gengtype.c (write_types_data, write_func_for_structure,
28755 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28756 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28757 (walk_type, write_func_for_structure): Generate the mark_hook if
28760 2007-01-19 Jan Hubicka <jh@suse.cz>
28762 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28763 'early' argument take inlining mode argument specifying whether to
28764 inline for size/speeed or all functions; add support for flattening;
28766 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28768 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28771 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28772 the name of the declared identifier.
28774 2007-01-19 Dirk Mueller <dmueller@suse.de>
28776 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28777 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28778 duplicate evaluation.
28780 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28782 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28783 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28784 to XFMode, use acosxf2 and truncate result to requested mode.
28785 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28786 (asin<mode>2): Similarly, with asin expanders.
28787 (*fscalexf4_i387): Rename from *fscalexf4.
28788 (expNcorexf3): New expander.
28789 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28790 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28791 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28792 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28793 patterns for SSE math.
28794 (exp10<mode>2): Similarly, with exp10 expanders.
28795 (exp2<mode>2): Similarly, with exp2 expanders.
28796 (expm1<mode>2): Similarly, with expm1 expanders.
28797 (ldexp<mode>3): Similarly, with ldexp expanders.
28798 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28799 Use gen_truncxf<mode>2_i387_noop to truncate result.
28801 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28803 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28804 for ColdFire targets.
28806 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28807 Richard Sandiford <richard@codesourcery.com>
28809 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28810 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28811 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28812 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28813 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28814 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28816 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28818 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28819 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28820 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28821 (*adddi_dilshr32_cf): New pattern.
28822 (adddi3, subdi3): Remove first alternatives.
28824 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28826 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28827 implemented using move.l, do not use its cc result for floating-point
28830 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28832 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28833 from accepting 's' constraints if flag_pic.
28835 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28837 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28838 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28839 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28840 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28842 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28844 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28845 ColdFire alternatives.
28846 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28847 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28848 architectures that support ff1 instruction.
28850 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28851 Julian Brown <julian@codesourcery.com>
28853 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28854 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28855 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28858 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28860 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28862 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28863 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28864 HOST_WIDE_INT instead of an rtx.
28865 (m68k_rtx_costs): Update call accordingly.
28866 (output_move_const_into_data_reg): Likewise. Fix formatting.
28867 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28869 (output_move_simode_const): Update calls after above changes.
28870 Rework to use automatic variables and predicates like MEM_P.
28871 * config/m68k/m68k.md (pushexthisi_const): Update call to
28874 2007-01-19 Dirk Mueller <dmueller@suse.de>
28876 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28877 in dump_flags test.
28879 2007-01-19 Richard Guenther <rguenther@suse.de>
28881 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28882 via cexp in case sincos is not available.
28884 2007-01-19 Richard Guenther <rguenther@suse.de>
28886 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28887 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28888 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28889 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28890 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28891 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28892 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28893 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28895 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28897 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28899 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28900 (atan2xf3): Directly generate RTL pattern.
28901 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28902 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28903 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28904 disable patterns for SSE math.
28905 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28906 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28907 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28908 disable patterns for SSE math.
28910 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28912 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28914 2007-01-18 Roger Sayle <roger@eyesopen.com>
28916 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28917 VIEW_CONVERT_EXPR to the same type as it's operand.
28919 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28921 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28922 configured for long double 128.
28924 2007-01-18 Mike Stump <mrs@apple.com>
28926 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28929 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28931 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28934 2007-01-18 Jan Hubicka <jh@suse.cz>
28936 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28937 greater than NUM_VOP_FREE_BUCKETS.
28939 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28941 * tree-ssa-structalias.c: Update comments.
28942 (ptabitmap_obstack): Removed.
28943 (pta_obstack): New.
28944 (oldpta_obstack): Ditto.
28945 (stats): Add a few members.
28946 (struct variable_info): Remove node, complex, address_taken, and
28947 indirect_target members. Add oldsolution member.
28948 (new_var_info): Do not initialize removed members.
28949 (constraint_expr_type): Remove INCLUDES.
28950 (constraint_graph): Add size, implicit_preds, rep,
28951 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28952 (FIRST_REF_NODE): New macro.
28953 (LAST_REF_NODE): Ditto.
28954 (FIRST_ADDR_NODE): Ditto.
28955 (find): New function.
28957 (dump_constraint): Do not handle INCLUDES.
28958 (insert_into_complex): Do not insert duplicate constraints.
28959 (condense_varmap_nodes): Renamed and rewritten into ...
28960 (merge_node_constraints): This. Also fix bug in handling of
28961 offseted copy constraints.
28962 (clear_edges_for_node): No longer need to deal with preds at all,
28963 or removing associated preds/succs.
28964 (merge_graph_nodes): Deal with indirect_cycles.
28965 Don't deal with predecessors.
28966 (add_implicit_graph_edge): New function.
28967 (add_pred_graph_edge): Ditto.
28968 (add_graph_edge): Don't deal with predecessors.
28969 (build_constraint_graph): Removed.
28970 (build_pred_graph): New function.
28971 (build_succ_graph): Ditto.
28972 (struct scc_info): Removed in_component. Added roots, dfs, and
28973 node_mapping. Remove visited_index, unification_queue.
28974 (scc_visit): Deal with union-find we do now.
28975 Deal with cycles with REF nodes.
28976 (collapse_nodes): Renamed and rewritten to ...
28977 (unify_nodes): This.
28978 (process_unification_queue): Removed.
28979 (topo_visit): Cleanup
28980 (do_da_constraint): Use find.
28981 (do_sd_constraint): Ditto.
28982 (do_ds_constraint): Ditto.
28983 (do_complex_constraint): Ditto.
28984 (init_scc_info): Update for removed and added members.
28985 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28986 (find_indirect_cycles): This.
28987 (equivalence_class): New variable.
28988 (label_visit): New function.
28989 (perform_variable_substitution): Rewritten.
28990 (free_var_substitution_info): New function.
28991 (find_equivalent_node): Ditto.
28992 (move_complex_constraints): Ditto.
28993 (eliminate_indirect_cycles): Ditto.
28994 (solve_graph): Only propagate changed bits.
28995 Use indirect cycle elimination.
28997 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28998 (tree_id_eq): Renamed to ...
28999 (tree_vi_eq): This. Update for member change
29000 (insert_id_for_tree): Renamed and rewritten to ...
29001 (insert_vi_for_tree): This.
29002 (lookup_id_for_tree): Renamed and rewritten to ...
29003 (lookup_vi_for_tree): This.
29004 (get_id_for_tree): Renamed and rewritten to ...
29005 (get_vi_for_tree): Ditto.
29006 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29007 (process_constraint): Don't handle INCLUDES.
29008 Remove special ADDRESSOF case.
29009 (find_func_aliases): Rewrite to use vi functions instead of id
29011 (create_function_info_for): Ditto.
29012 (create_variable_info_for): Ditto.
29013 (intra_create_variable_infos): Ditto.
29014 (merge_smts_into): Ditto.
29015 (find_what_p_points_to): Ditto.
29016 (init_base_vars): Ditto.
29017 (init_alias_vars): Ditto.
29018 (remove_preds_and_fake_succs): New function.
29019 (dump_sa_points_to_info): Dump new stats.
29020 (dump_solution_for_var): Use find.
29021 (set_used_smts): Fix formatting.
29022 (compute_points_to_sets): Updated for new functions.
29023 (ipa_pta_execute): Ditto.
29025 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29026 Richard Sandiford <richard@codesourcery.com>
29028 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29030 * calls.c (expand_call): If the return value is a PARALLEL,
29031 extract its first member.
29032 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29033 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29034 use FUNCTION_EXTRA_EPILOGUE.
29035 (m68k_function_value): Return a PARALLEL if the return value
29036 is of a pointer type.
29037 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29038 (FUNCTION_EXTRA_EPILOGUE): Remove.
29039 * config/m68k/m68k.md (D0_REG): New constant.
29041 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29043 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29044 output a NOP for empty epilogues.
29046 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29048 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29049 before function. Extend register save check to include all
29050 registers, not just integer ones.
29052 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29054 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29055 (m68k_use_return_insn): ...this.
29056 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29057 * config/m68k/m68k.c (use_return_insn): Rename to...
29058 (m68k_use_return_insn): ...this.
29059 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29060 of USE_RETURN_INSN.
29062 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29064 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29065 nearest even, fix denormal rounding overflow.
29067 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29069 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29070 f%$smove and f%$move.
29071 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29072 (extendsfdf2_cf): Use fdmove instead of f%&move.
29073 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29074 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29076 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29078 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29081 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29083 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29084 (coldfire_single_format): Declare.
29085 (coldfire_double_format): Likewise.
29086 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29087 of qnan_msb_set to determine the lower bits of a canonical
29089 (encode_ieee_double): Likewise.
29090 (encode_ieee_quad): Likewise.
29091 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29092 (mips_single_format): Likewise.
29093 (ieee_double_format): Likewise.
29094 (mips_double_format): Likewise.
29095 (ieee_extended_motorola_format): Likewise.
29096 (ieee_extended_intel_96_format): Likewise.
29097 (ieee_extended_intel_128_format): Likewise.
29098 (ieee_extended_intel_96_round_53_format): Likewise.
29099 (ibm_extended_format): Likewise.
29100 (mips_extended_format): Likewise.
29101 (ieee_quad_format): Likewise.
29102 (mips_quad_format): Likewise.
29103 (vax_f_format): Likewise.
29104 (vax_d_format): Likewise.
29105 (vax_g_format): Likewise.
29106 (i370_single_format): Likewise.
29107 (i370_double_format): Likewise.
29108 (decimal_single_format): Likewise.
29109 (decimal_double_format): Likewise.
29110 (decimal_quad_format): Likewise.
29111 (c4x_single_format): Likewise.
29112 (c4x_extended_format): Likewise.
29113 (real_internal_format): Likewise.
29114 (coldfire_single_format): New real_format.
29115 (coldfire_double_format): Likewise.
29116 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29117 canonical_nan_lsbs_set.
29118 (pdp11_d_format): Likewise.
29119 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29120 if TARGET_COLDFIRE_CPU.
29122 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29124 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29125 (output_call, m68k_legitimize_call_address): Declare.
29126 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29127 parenthesees. Add support for a 'W' constraint.
29128 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29129 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29130 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29131 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29133 (override_options): Initialize them. Do not set flag_no_function_cse
29134 for TARGET_ID_SHARED_LIBRARY.
29135 (m68k_output_pic_call): Delete.
29136 (m68k_legitimize_call_address): New function.
29137 (print_operand): Remove the %o prefix. Handle the %p prefix.
29138 (output_call): New function.
29139 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29140 target address from the GOT if symbolic jumps are not allowed.
29141 * config/m68k/m68k.md (call, general_operand): Do not set
29142 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29143 Merge separate flag_pic and !flag_pic define_insns into...
29144 (*call, *call_value): ...these new patterns. Match the address
29145 rather than the containing MEM and require it to be a call_operand.
29146 Use output_call to generate the asm template.
29147 * config/m68k/predicates.md (const_call_operand): New predicate.
29148 (call_operand): Likewise.
29150 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29152 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29153 (STACK_GROWS_DOWNWARD): Define to 1.
29154 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29155 comments, emphasizing that these values are only defaults.
29156 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29157 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29159 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29161 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29163 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29164 Richard Sandiford <richard@codesourcery.com>
29166 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29167 (FP_REGNO_P): New macros.
29168 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29169 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29170 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29171 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29173 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29175 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29176 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29178 * config/m68k/t-floatlib: New file, extracting common code from...
29179 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29180 * config/m68k/t-uclinux: Here.
29181 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29182 routines on ColdFire targets.
29184 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29186 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29187 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29188 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29189 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29190 explicitly set MOTOROLA to 1.
29191 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29193 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29194 Nathan Sidwell <nathan@codesourcery.com>
29196 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29197 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29198 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29199 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29200 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29201 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29202 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29203 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29204 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29205 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29206 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29207 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29208 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29209 (DBX_REGISTER_NUMBER): Delete.
29210 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29211 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29212 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29214 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29216 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29217 * config/flat.h: New file.
29218 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29219 OBJECT_FORMAT_FLAT.
29220 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29221 indirect references for -msep-data or -mid-shared-library.
29222 Do not use PC-relative code addresses either.
29223 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29225 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29226 for shared libraries and crt1.o for executables. Use crti.o and
29228 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29229 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29230 Do not add -elf2flt or -shared-lib-id options here.
29231 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29232 Pass -shared-lib-id if -mid-shared-library, taking the library
29233 identifier from -mshared-library-id if given, otherwise
29235 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29236 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29237 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29238 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29239 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29240 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29242 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29243 jump sequence for ISA A and ISA A+.
29244 (PICJUMP): Likewise.
29246 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29248 * config.gcc (m68k-*-uclinux*): Base the port on the common
29249 and m68k GNU/Linux files rather than on the generic ELF ones.
29250 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29251 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29253 2007-01-18 Julian Brown <julian@codesourcery.com>
29254 Richard Sandiford <richard@codesourcery.com>
29256 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29257 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29258 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29260 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29261 80 unconditionally.
29262 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29264 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29266 * doc/install.texi: Document m68k-uclinuxoldabi.
29267 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29268 * config/m68k/uclinux-oldabi.h: New file, copied from
29269 config/m68k/uclinux.h.
29271 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29273 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29274 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29275 (m32r_compute_frame_size): Use unsigned for regno.
29276 (m32r_reload_lr): Use gen_frame_mem.
29278 (m32r_output_function_epilogue): Don't output the function epilogue
29280 (m32r_expand_epilogue): New.
29281 (direct_return): Return false if the function has the interrupt
29283 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29284 * config/m32r/m32r.md (epilogue): New expander.
29285 (return_lr, return_rte): New insns.
29286 (return): Make it expander.
29287 (return_normal): New expander.
29289 2007-01-18 Josh Conner <jconner@apple.com>
29292 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29293 support for UNLE, UNLT, UNGE, and UNGT.
29295 2007-01-18 Jan Hubicka <jh@suse.cz>
29297 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29298 * tree-tailcall (add_virtual_phis): Likewise.
29299 (optimize_tail_call): Return TODOs.
29300 (execute_tail_calls): Return TODOs.
29301 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29302 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29304 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29305 Cleanup cfg using TODO.
29306 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29307 * passes.c (execute_function_todo): When cleanup did something, remove
29309 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29310 (make_edges): Don't cleanup_cfg.
29312 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29314 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29315 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29316 operate on the top of stack.
29317 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29318 register handling of instructions that output to the second
29320 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29321 (move_for_stack_reg): Special-case check for dead destination
29322 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29324 * config/i386/i386.md (UNSPEC_TAN): New constant.
29325 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29326 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29327 to correctly model move of constant 1.0 to top stack slot.
29328 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29329 (unnamed peephole2 pattern): Remove corresponding peephole2
29330 pattern that optimizes tan insn and loading of constant 1.0.
29331 (tanxf2): Use fptanxf4_i387.
29332 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29333 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29334 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29335 disable patterns for SSE math.
29336 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29337 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29339 2007-01-18 Dirk Mueller <dmueller@suse.de>
29340 Richard Guenther <rguenther@suse.de>
29343 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29344 * common.opt (Warray-bounds): Add new warning option.
29345 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29347 * Makefile.in: make tree-vrp.o depend on toplev.h
29348 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29350 (check_array_refs, check_array_bounds, check_array_ref): New.
29352 2007-01-18 Jan Hubicka <jh@suse.cz>
29354 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29355 (execute_ssa_ccp): Return flags conditionally.
29356 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29358 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29360 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29362 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29363 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29365 * Makefile.c (GTFILES): Add cfglayout.h.
29366 * gengtype.c (open_base_files): Likewise.
29367 * cfglayout.c (cfg_layout_function_footer,
29368 cfg_layout_function_header) Reindent to make gengtype happy.
29369 * cfglayout.h (cfg_layout_function_footer,
29370 cfg_layout_function_header): Add GTY(()) marker.
29372 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29374 2007-01-18 Ben Elliston <bje@au.ibm.com>
29376 * genautomata.c (write_automata): Include xstrerror output in the
29377 error message if writing the DFA description file fails.
29379 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29381 * config/mips/mips-protos.h (mips_output_external): Make it
29383 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29384 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29385 (extern_list): Likewise.
29386 (extern_head): Likewise.
29387 (TARGET_ASM_FILE_END): Likewise.
29388 (mips_file_end): Likewise.
29389 (mips_output_external): Rewritten.
29391 2007-01-18 Ben Elliston <bje@au.ibm.com>
29393 * genpreds.c (write_insn_preds_c): Only write out the function
29394 body for regclass_for_constraint if we have register constraints.
29396 2007-01-17 Tom Tromey <tromey@redhat.com>
29398 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29399 * doc/install.texi (Testing): Use sourceware.org.
29400 (Binaries): Likewise.
29401 (Specific): Likewise.
29402 * doc/contrib.texi (Contributors): Use sourceware.org.
29404 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29406 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29407 (AVR_ENHANCED): Rename to ...
29408 (AVR_HAVE_MUL): ... new.
29409 (avr_enhanced_p): Rename to ...
29410 (avr_have_mul_p): ... new.
29411 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29412 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29413 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29414 (avr_have_mul_p): ... new.
29415 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29416 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29417 'avr_enhanced_p' and 'enhanced'.
29418 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29419 AVR_HAVE_MUL instead of AVR_ENHANCED.
29420 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29421 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29422 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29423 instead of AVR_ENHANCED.
29424 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29425 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29426 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29428 2007-01-17 Ian Lance Taylor <iant@google.com>
29430 * vec.h (VEC_reserve_exact): Define.
29431 (vec_gc_p_reserve_exact): Declare.
29432 (vec_gc_o_reserve_exact): Declare.
29433 (vec_heap_p_reserve_exact): Declare.
29434 (vec_heap_o_reserve_exact): Declare.
29435 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29437 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29438 negative parameter.
29439 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29440 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29441 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29442 * vec.c (calculate_allocation): Add exact parameter. Change all
29444 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29445 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29446 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29447 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29448 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29449 (vec_heap_p_reserve_exact): New function.
29450 (vec_heap_o_reserve_exact): New function.
29452 2007-01-17 Jan Hubicka <jh@suse.cz>
29454 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29456 2007-01-17 Eric Christopher <echristo@apple.com>
29458 * config.gcc: Support core2 processor.
29460 2007-01-16 Jan Hubicka <jh@suse.cz>
29462 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29463 the names, just unlink the chain so we don't crash on dangling
29467 2007-01-16 Jan Hubicka <jh@suse.cz>
29469 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29470 * tree-pass.h: Reorder to make IPA passes appear toegher.
29471 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29473 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29474 parameters, do not call early inliner.
29475 * ipa-inline.c: Update comments. Include tree-flow.h
29476 (cgraph_decide_inlining): Do not compute inlining parameters.
29477 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29478 be called with function context set up.
29479 (pass_ipa_inline): Remove unreachable functions before pass.
29480 (cgraph_early_inlining): Simplify assuming to be called from the
29482 (pass_early_inline): New pass.
29483 (cgraph_gate_ipa_early_inlining): New gate.
29484 (pass_ipa_early_inline): Turn into simple wrapper.
29485 (compute_inline_parameters): New function.
29486 (gate_inline_passes): New gate.
29487 (pass_inline_parameters): New pass.
29488 (apply_inline): Move here from tree-optimize.c
29489 (pass_apply_inline): New pass.
29490 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29492 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29493 doing them by hand.
29494 (tree_function_versioning): Do not allocate dummy struct function.
29495 * tree-inline.h (optimize_inline_calls): Update prototype.
29496 * tree-optimize.c (execute_fixup_cfg): Export.
29497 (pass_fixup_cfg): Remove
29498 (tree_rest_of_compilation): Do not apply inlines.
29499 * tree-flow.h (execute_fixup_cfg): Declare.
29500 * Makefile.in (gt-passes.c): New.
29501 * passes.c: Include gt-passes.h
29502 (init_optimization_passes): New passes.
29503 (nnodes, order): New static vars.
29504 (do_per_function_toporder): New function.
29505 (execute_one_pass): Dump current pass here.
29506 (execute_ipa_pass_list): Don't dump current pass here.
29508 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29510 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29511 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29513 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29515 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29516 (strong_alias): Define.
29517 (__gcc_qmul): Provide non-FMA for soft-float.
29518 (__gcc_qdiv): Same.
29523 (__gcc_qunord): New.
29533 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29534 soft-float functions.
29535 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29536 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29537 about long double soft float.
29539 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29540 Tehila Meyzels <tehila@il.ibm.com>
29542 * tree-vectorizer.h (is_pattern_stmt_p): New.
29543 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29544 formatting (tabs instead of spaces). Cleanup and clarify setting
29545 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29546 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29547 (vectorizable_type_demotion): Check that types are integral.
29548 (vectorizable_type_promotion): Likewise.
29549 (vectorizable_store): Fix typo. Eliminate new-line at end of
29552 2007-01-16 Jan Hubicka <jh@suse.cz>
29554 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29557 2007-01-15 Eric Christopher <echristo@apple.com>
29559 * ifcvt.c: Include vec.h, vecprim.h.
29560 (check_cond_move_block): New argument regs.
29561 Reorganize. Add registers used to regs.
29562 (cond_move_process_if_block): Use regs set above as
29565 2007-01-15 Eric Christopher <echristo@apple.com>
29567 * config/darwin.h: Update copyright.
29568 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29569 (LINK_COMMAND_SPEC): Add -u.
29570 (LINK_SPEC): Fix umbrella for above.
29572 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29574 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29577 2007-01-15 Tom Tromey <tromey@redhat.com>
29579 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29580 * doc/install.texi (Testing): Don't mention jacks.
29581 (Configuration): Document --enable-java-maintainer-mode. Move
29582 --with-java-home to libgcj-specific section. Document
29584 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29586 2007-01-15 Jan Hubicka <jh@suse.cz>
29588 * tree-ssa-dce.c (DCE_TODOs): New.
29589 (propagate_necessity): Return if something changed.
29590 (eliminate_unnecessary_stmts): Likewise.
29591 (perform_tree_ssa_dce): Return TODO flags when needed.
29592 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29594 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29596 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29597 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29598 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29599 patterns using X87MODEF12 mode macro. Extend operand 1
29600 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29601 (log10<mode>2): Ditto.
29602 (log2<mode>2): Ditto.
29603 (log1p<mode>2): Ditto.
29604 (logb<mode>2): Ditto.
29605 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29606 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29607 (*fxtractxf3_i387): Rename from *fxtractxf3.
29608 (fxtract_extend<mode>xf3_i387): New insn pattern.
29609 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29610 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29611 and gen_fyl2xxf3_i387().
29613 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29615 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29616 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29617 get_loop_exit_edges. Changed return type to bool.
29618 * cfgloop.h (fix_loop_placement): Declaration removed.
29620 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29622 * param.h (MIN_VECT_LOOP_BOUND): New.
29623 * params.def (MIN_VECT_LOOP_BOUND): New.
29624 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29625 argument - minimum threshold for number of iterations.
29626 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29627 argument to declaration.
29628 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29629 MIN_VECT_LOOP_BOUND.
29630 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29631 slpeel_tree_peel_loop_to_edge with additional argument.
29632 (vect_do_peeling_for_alignment): Likewise.
29633 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29635 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29638 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29639 operands of size 1.
29641 2007-01-14 Jan Hubicka <jh@suse.cz>
29643 * tree-dfa.c (remove_referenced_var): New function.
29644 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29645 prune referenced vars list too.
29646 * tree-flow.h (remove_referenced_var): Declare.
29648 2007-01-14 Jan Hubicka <jh@suse.cz>
29650 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29652 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29653 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29654 * except.h (verify_eh_throw_table_statements): Kill prototype.
29655 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29656 into call exrepssions.
29657 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29659 * tree-cfg.c: Include pointer-set.h.
29660 (verify_node_sharing): Work on pointer set.
29661 (verify_eh_throw_stmt_node): New.
29662 (verify_stmts): Use pointers sets, verify throw_stmt.
29664 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29666 * ipa-reference.c (analyze_function): Consider also addresses taken
29669 2007-01-12 Roger Sayle <roger@eyesopen.com>
29671 * c-typeck.c (null_pointer_constant_p): Replace use of
29672 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29673 (build_c_cast): Likewise.
29675 2007-01-12 Roger Sayle <roger@eyesopen.com>
29677 * tree.h (force_fit_type_double): Remove unused final argument.
29678 * c-common.c (constant_expression_warning): Replace use of
29679 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29680 (convert_and_check): Likewise.
29681 (shorten_compare): Update call to force_fit_type_double.
29682 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29683 * convert.c (convert_to_pointer): Update call to
29684 force_fit_type_double.
29685 * fold-const.c (force_fit_type_double): Remove overflowed_const
29687 (int_const_binop, fold_convert_const_int_from_int,
29688 fold_convert_const_int_from_real, fold_div_compare,
29689 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29690 fold_abs_const, fold_not_const): Remove the final argument from
29691 calls to force_fit_type_double.
29693 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29695 * configure.ac: Set insn to "nop" for spu-*-* also.
29696 * configure: Regenerate.
29698 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29700 * builtins.def : Add BUILT_IN_FREE.
29702 2007-01-12 Jan Hubicka <jh@suse.cz>
29704 PR tree-optimization/30443
29705 * tree-inline.c (tree_function_versioning): Do not optimize when
29706 cloning for inlining.
29708 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29710 * doc/loop.texi: Document recording of loop exits.
29711 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29712 (update_single_exits_after_duplication,
29713 update_single_exit_for_duplicated_loop,
29714 update_single_exit_for_duplicated_loops): Removed.
29715 (duplicate_loop_to_header_edge): Do not call
29716 update_single_exits_after_duplication and
29717 update_single_exit_for_duplicated_loops.
29718 (loop_version): Do not update single_exit information.
29719 (fix_loop_structure): Use record_loop_exits instead of
29720 mark_single_exit_loops.
29721 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29722 the lists of loop exits.
29723 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29724 split_edge, merge_blocks): Update the lists of loop exits.
29725 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29726 loop_optimizer_init.
29727 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29728 of mark_single_exit_loops.
29729 (loop_optimizer_finalize): Call release_recorded_exits.
29730 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29731 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29732 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29733 update single exit information.
29734 * lambda-code.c (perfect_nestify): Ditto.
29735 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29736 (mark_single_exit_loops): Removed.
29737 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29738 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29739 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29741 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29742 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29743 (verify_loop_structure): Verify consistency of the exit lists.
29744 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29745 (set_single_exit): Removed.
29746 * cfgloop.h (struct loop_exit): New function.
29747 (struct loop): single_exit_ field replaced by exits field.
29748 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29749 LOOPS_HAVE_RECORDED_EXITS.
29750 (struct loops): Added exits hash.
29751 (mark_single_exit_loops, set_single_exit): Declaration removed.
29752 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29754 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29756 * doc/invoke.texi: Avoid use of @headitem.
29758 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29760 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29762 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29764 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29767 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29768 Richard Sandiford <richard@codesourcery.com>
29770 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29771 * config/m68k/m68k.opt: Resort options.
29772 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29774 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29775 Richard Sandiford <richard@codesourcery.com>
29777 * doc/invoke.texi: Document the macros that are defined by
29778 m68k's -mtune and -mhard-float options.
29779 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29780 (m68k_cpp_cpu_family): Likewise.
29781 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29782 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29783 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29784 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29785 (m68k_cpp_cpu_family): Likewise.
29787 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29789 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29790 macros besides mc68000 as tuning macros. Use a switch statement
29791 to set them and mcpu32.
29793 2007-01-12 Julian Brown <julian@codesourcery.com>
29795 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29796 (TARGET_68040_ONLY): Rename to...
29797 (TARGET_68040): ...this.
29798 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29799 * config/m68k/m68k.md: Likewise.
29801 2007-01-12 Julian Brown <julian@codesourcery.com>
29802 Nathan Sidwell <nathan@codesourcery.com>
29803 Richard Sandiford <richard@codesourcery.com>
29805 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29806 the -mcpu= argument associated with the --with-cpu setting.
29807 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29808 if different from the one implied by the -mcpu setting.
29809 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29810 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29811 * doc/invoke.texi: Mention ColdFire in the introduction to the
29812 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29813 -mno-div and -mhard-float options. Make -m68881 a synonym for
29814 -mhard-float. Document the previously-undocumented -m5206e,
29815 -m528x, -m5307 and -m5407 options. Tweak the existing option
29816 documentation for consistency.
29817 * doc/install.texi: Mention new --with-cpu arguments.
29818 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29819 default CPU if neither -mcpu nor -march are specified.
29820 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29821 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29822 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29823 using m68k_tune to decide between families that implement the
29824 same ISA. Use m68k_tune to set __mcfv4e__.
29825 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29826 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29827 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29828 (FL_ISA_C, FL_ISA_MMU): New macros.
29829 (MASK_COLDFIRE): Delete.
29830 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29831 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29832 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29833 (TARGET_HARD_FLOAT): Do not define here.
29834 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29835 (TUNE_68000): New macro.
29836 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29837 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29838 (TUNE_CFV2): Redefine in terms of m68k_tune.
29839 (uarch_type, target_device, fpu_type): New enums.
29840 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29841 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29842 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29843 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29844 (FL_FOR_isa_c): New macros.
29845 (m68k_isa): New enum.
29846 (m68k_target_selection): New structure.
29847 (all_devices, all_isas, all_microarchs): New tables.
29848 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29849 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29850 (MASK_ALL_CPU_BITS): Delete.
29851 (m68k_find_selection): New function.
29852 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29853 Map the legacy target options to a combination of the new ones.
29854 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29855 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29856 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29858 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29859 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29861 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29862 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29863 * config/m68k/m68k-devices.def: New file.
29865 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29866 Nathan Sidwell <nathan@codesourcery.com>
29868 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29869 (SUBTARGET_EXTRA_SPECS): New macros.
29870 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29871 use %(asm_cpu_spec) instead.
29872 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29873 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29874 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29875 (EXTRA_SPECS): Rename to...
29876 (SUBTARGET_EXTRA_SPECS): ...this.
29878 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29879 Richard Sandiford <richard@codesourcery.com>
29880 Julian Brown <julian@codesourcery.com>
29882 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29883 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29884 to the configuration's default CPU.
29885 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29886 Remove default masks.
29887 (m680[012]0-*-*): Set the default with_cpu to the first part of
29889 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29890 (m68k*-*-linux): Extend the --with-cpu handling to...
29891 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29892 and m68010. Don't set target_cpu_default2.
29893 * doc/install.texi: Document --with-cpu for m68k.
29894 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29895 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29896 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29897 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29898 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29899 (ASM_SPEC): Remove use of %(asm_cpu_default).
29900 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29901 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29902 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29903 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29904 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29905 (TARGET_DEFAULT): Delete.
29906 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29907 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29908 (CPP_CPU_SPEC): Delete.
29909 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29910 the appropriate string.
29911 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29912 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29913 (ASM_SPEC): Don't use %(asm_default_spec).
29914 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29915 TARGET_DEFAULT and add MASK_68881.
29916 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29918 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29920 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29921 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29922 MASK_68010 alongside MASK_68020.
29923 * doc/invoke.texi: Document -m68010.
29924 * config/m68k/m68k.opt (m68010): New.
29925 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29927 (TUNE_68010): New macro.
29928 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29929 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29930 (M68K_CPU_m68332): Add MASK_68010.
29931 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29932 fallback definition.
29933 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29935 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29936 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29937 to all entries that use MASK_68020.
29938 (output_move_simode_const, output_move_himode, output_move_qimode)
29939 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29940 instead of TARGET_68020 to select clr behavior. Remove comment
29941 about there being no TARGET_68010.
29942 * config/m68k/m68k.md: Likewise throughout.
29944 2007-01-12 Julian Brown <julian@codesourcery.com>
29946 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29947 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29948 * config/m68k/m68k.md: Likewise.
29950 2007-01-12 Julian Brown <julian@codesourcery.com>
29952 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29953 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29955 2007-01-12 Julian Brown <julian@codesourcery.com>
29957 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29958 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29959 * config/m68k/m68k.md: Likewise.
29961 2007-01-12 Julian Brown <julian@codesourcery.com>
29962 Richard Sandiford <richard@codesourcery.com>
29964 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29965 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29966 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29968 (TARGET_CPU32): Rename to...
29969 (TUNE_CPU32): ...this.
29970 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29971 (TUNE_CFV2): New macros.
29972 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29973 remove conditions that are implied by TARGET_68020.
29974 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29975 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29976 (m68k_output_function_epilogue): Likewise.
29977 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29978 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29979 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29980 non-68000 timings. Refactor multiplication and division costs.
29981 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29982 TUNE_CPU32 instead of TARGET_CPU32.
29983 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29984 and TUNE_68060 instead of TARGET_68060.
29985 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29986 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29988 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29989 && !TARGET_COLDFIRE" to choose between moveq and clr.
29990 Likewise in the unnamed movsf pattern.
29991 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29992 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29995 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29997 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29998 of tabbing before backslashes.
30000 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30002 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30003 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30004 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30006 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30008 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30009 find_interesting_uses_cond.
30010 (find_interesting_uses_cond): Use extract_cond_operands.
30011 (rewrite_use_compare): Use extract_cond_operands and
30012 force_gimple_operand_bsi. Do not call update_stmt.
30013 (determine_use_iv_cost_condition): Use extract_cond_operands.
30014 Return cheaper of using original bound and changing the exit bound.
30016 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30018 PR tree-optimization/29516
30019 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30020 most_expensive_mult_to_index, addr_to_parts,
30021 create_mem_ref, maybe_fold_tmr): Make the type of
30022 fields of TARGET_MEM_REF sizetype.
30023 (move_fixed_address_to_symbol, move_pointer_to_base):
30025 * tree.def (TARGET_MEM_REF): Add comment on types of
30028 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30030 * c-common.c (vector_types_convertible_p): Treat opaque types as
30031 always convertible if they have the same size, but not otherwise.
30033 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30035 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30036 Remove the b_unconditional field.
30037 (noce_try_sign_mask): Do not look at b_unconditional.
30038 (noce_process_if_block): Do not use merge_if_blocks. Update
30039 the CFG here. Do not set b_unconditional.
30040 (cond_move_process_if_block): Likewise.
30041 (find_cond_trap): Likewise.
30042 (check_cond_move_block): Require simple jump insns at the end
30043 of the basic block.
30045 2007-01-11 Jan Hubicka <jh@suse.cz>
30047 PR tree-optimization/1046
30048 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30049 when alias info is not ready.
30050 (pass_tail_recursion): Do not require aliasing.
30051 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30052 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30053 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30054 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30055 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30056 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30057 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30059 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30060 When aliasing is not build, mark statement as volatile.
30062 2007-01-11 Tom Tromey <tromey@redhat.com>
30064 PR preprocessor/15185, PR preprocessor/20989:
30065 * doc/cppopts.texi <-MT>: Update description of algorithm for
30066 computing default target.
30067 <-M, -MD>: Reword "basename" text.
30069 2007-01-11 Roger Sayle <roger@eyesopen.com>
30071 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30072 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30073 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30074 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30075 fold_builtin_bswap, real_constp, fold_builtin_pow,
30076 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30077 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30078 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30079 * convert.c (convert_to_pointer): Likewise.
30080 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30081 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30082 const_binop, fold_convert_const_int_from_int,
30083 fold_convert_const_int_from_real,
30084 fold_convert_const_real_from_real, sign_bit_p,
30085 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30086 fold_sign_changed_comparison, fold_unary, fold_comparison,
30087 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30088 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30089 * print-tree.c (print_node_brief, print_node): Likewise.
30090 * stor-layout.c (place_field, layout_type): Likewise.
30091 * tree-chrec.c (keep_cast): Likewise.
30092 * tree.c (build_vector, build_real, build_real_from_int_cst,
30093 build_complex): Likewise.
30095 2007-01-11 Roger Sayle <roger@eyesopen.com>
30097 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30098 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30100 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30102 * configure.ac (strict1_warn): Rename to strict_warn.
30103 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30104 cc_set_by_configure, quoted_cc_set_by_configure,
30105 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30106 all_boot_languages, all_stagestuff): Remove.
30107 (target_list): Remove bootstrap targets.
30108 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30109 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30110 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30111 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30112 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30113 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30114 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30115 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30116 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30117 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30118 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30119 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30120 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30121 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30122 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30123 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30124 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30125 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30126 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30127 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30128 (mostlyclean): Adjust.
30129 (clean, distclean): Don't mention bootstrap stuff.
30130 * configure: Regenerate.
30131 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30132 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30133 treelang/config-lang.in (stagestuff): Remove.
30134 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30135 stageprofile, stagefeedback, stagestuff): Remove mention.
30137 2007-01-11 Nick Clifton <nickc@redhat.com>
30139 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30141 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30142 (mcore_arith_K_S_operand): Run the test for the S constraint not
30143 the test for the M constraint.
30144 (mcore_addsub_operand): Do not accept integer values that are
30145 larger than 32 bits.
30146 * config/mcore/mcore.md: Remove unused constraints from split.
30147 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30148 (addsi3): Likewise.
30149 (allocate_stack): Likewise.
30150 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30151 operands to 32 bits.
30152 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30154 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30155 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30156 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30157 mcore_output_bclri, mcore_output_andn, output_inline_const,
30158 mcore_output_move, mcore_output_movedouble): Likewise.
30159 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30160 (output_inline_const): Likewise.
30161 (output_inline_const): Fix format strings used in sprintf
30163 * config/mcore/mcore-protos.h: Update prototypes for changed
30164 functions in mcore.c.
30165 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30166 HOST_WIDE_INT and not int.
30167 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30168 CONST_OK_FOR_N): Likewise.
30169 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30170 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30173 2007-01-10 Jan Hubicka <jh@suse.cz>
30175 * tree-vrp.c (remove_range_assertions): Release defs.
30176 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30177 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30179 2007-01-10 Paul Brook <paul@codesourcery.com>
30181 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30182 * config/arm/arm.md (mulsi3subsi): New insn.
30184 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30186 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30187 (tree_transform_and_unroll_loop): New.
30188 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30191 2007-01-10 Robert Kennedy <jimbob@google.com>
30193 * fold-const.c (fold_comparison): Fold comparisons like (x *
30194 1000 < 0) to (x < 0).
30196 2007-01-10 Ian Lance Taylor <iant@google.com>
30198 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30199 operands have the same priority.
30201 2007-01-10 Tom Tromey <tromey@redhat.com>
30203 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30204 (fold_binary): Likewise.
30205 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30206 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30207 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30208 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30209 * langhooks.h (struct lang_hooks): Removed field
30210 'can_use_bit_fields_p'.
30212 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30214 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30216 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30218 * function.c (get_last_funcdef_no): New function.
30219 * function.h (get_last_funcdef_no): Declare.
30220 * tree-inline.c (initialize_cfun): Add initialization.
30221 (tree_function_versioning): Cleanup.
30223 2007-01-10 Jan Hubicka <jh@suse.cz>
30225 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30228 2007-01-10 Sa Liu <saliu@de.ibm.com>
30229 Ben Elliston <bje@au.ibm.com>
30231 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30232 for SAVE_NONLOCAL and Pmode for any other save level.
30233 * spu-protos.h (spu_restore_stack_block): Declare.
30234 * spu.md (save_stack_block): Remove.
30235 (restore_stack_block): Call spu_restore_stack_block.
30236 * spu.c (spu_restore_stack_block): New function.
30237 (spu_expand_epilogue): Remove old comment.
30239 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30241 PR tree-optimization/30322
30242 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30243 (cand_value_at): Return the value as aff_tree.
30244 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30245 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30246 aff_combination_mult): New functions.
30247 (aff_combination_add): Use aff_combination_add_cst.
30248 (aff_combination_convert): Allow conversions to a wider type.
30249 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30250 * tree-affine.h (aff_combination_mult): Declare.
30252 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30254 * doc/tm.texi: Update documentation to reflect reality of exec
30255 and start file search behaviours. Update copyright year.
30256 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30257 header file directories.
30259 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30261 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30262 (*cosxf2): Rename to cosxf2_i387.
30263 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30264 using X87MODEF12 mode macro. Rename patterns to
30265 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30267 (*cosdf2, *cossf2): Ditto.
30268 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30269 to match extended input operands.
30270 (sincos<mode>3): New expander.
30271 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30272 insn patterns and corresponding splitters.
30274 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30276 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30277 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30279 2007-01-09 Nicolas Pitre <nico@cam.org>
30282 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30284 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30286 * target.h (struct gcc_target): New field library_rtti_comdat.
30287 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30288 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30289 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30290 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30292 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30294 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30296 2007-01-08 Richard Guenther <rguenther@suse.de>
30298 * tree.h (force_fit_type_double): Export.
30299 (force_fit_type): Remove.
30300 * fold-const.c (force_fit_type_double): New function.
30301 (force_fit_type): Remove.
30302 (int_const_binop): Use it.
30303 (fold_convert_const_int_from_int): Likewise.
30304 (fold_convert_const_int_from_real): Likewise.
30305 (fold_div_compare): Likewise.
30306 (fold_sign_changed_comparison): Likewise.
30307 (fold_unary): Likewise.
30308 (fold_negate_const): Likewise.
30309 (fold_abs_const): Likewise.
30310 (fold_not_const): Likewise.
30311 * c-common.c (shorten_compare): Use force_fit_type_double.
30312 * convert.c (convert_to_pointer): Likewise.
30314 2007-01-08 Richard Guenther <rguenther@suse.de>
30316 * tree.h (build_int_cst_wide_type): Export.
30317 * tree.c (build_int_cst_wide_type): New function.
30318 (build_int_cst_wide): Fix comment.
30319 * builtins.c (fold_builtin_object_size): Use build_int_cst
30320 to build -1 or 0 of the correct type. Use fit_double_type
30321 to check for overflow.
30322 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30324 (decode_field_reference): Likewise.
30325 (all_ones_mask_p): Likewise.
30326 (native_interpret_int): Use build_int_cst_wide_type.
30327 (fold_binary): Use build_int_cst_type to build an all-ones
30329 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30331 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30333 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30335 2007-01-09 Ben Elliston <bje@au.ibm.com>
30337 * genautomata.c (STATS_OPTION): New option.
30338 (stats_flag): New flag.
30339 (gen_automata_option): Handle it.
30340 (initiate_automaton_gen): Ditto.
30341 (write_automata): Output statistics only if stats_flag is
30342 set. Likewise, output time statistics only if time_flag is set.
30343 * doc/md.texi (Processor pipeline description): Document new flag.
30345 2007-01-08 Richard Guenther <rguenther@suse.de>
30347 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30348 * tree.c (build_int_cst_type): Likewise.
30349 (size_in_bytes): Don't call force_fit_type on the result.
30350 (int_fits_type_p): Use fit_double_type.
30351 * fold-const.c (fit_double_type): New function.
30352 (force_fit_type): Use it.
30353 * tree.h (fit_double_type): Export.
30355 2007-01-08 Jan Hubicka <jh@suse.cz>
30357 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30358 * ipa.c (function_and_variable_visibility): Fix return type.
30360 2007-01-08 Richard Guenther <rguenther@suse.de>
30362 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30363 of offset to build the index.
30364 * tree-pretty-print.c (dump_generic_node): Don't build negated
30365 const just for printing.
30366 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30367 * builtins.c (fold_builtin_int_roundingfn): Check if result
30368 fits the type by using force_fit_type and comparing the result.
30369 * predict.c (predict_loops): Use compare_tree_int for comparison.
30370 * tree.c (build_int_cst): Fall back to integer_type_node for
30372 (build_int_cst_wide): Assert type is non-null.
30374 2007-01-08 Roberto Costa <roberto.costa@st.com>
30376 * tree-vrp.c (extract_range_from_cond_expr): New.
30377 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30378 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30380 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30381 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30382 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30383 used as expressions.
30384 * tree-object-size.c (cond_expr_object_size): New.
30385 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30387 2007-01-08 Jan Hubicka <jh@suse.cz>
30389 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30390 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30393 2007-01-08 Richard Guenther <rguenther@suse.de>
30395 PR tree-optimization/23603
30396 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30397 (extract_range_from_binary): Fall back to truthvalue instead of
30398 varying for TRUTH_*_EXPR.
30399 (extract_range_from_comparison): Fall back to truthvalue instead of
30401 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30402 if all visited PHI values were constant.
30404 2007-01-08 Jan Hubicka <jh@suse.cz>
30406 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30407 (cgraph_analyze_function): break out from ...
30408 (cgraph_finalize_compilation_unit): ... here.
30409 (cgraph_expand_function): Remove forgoten commented out line.
30410 (cgraph_optimize): Analyze functions.
30412 2007-01-08 Jan Hubicka <jh@suse.cz>
30414 * tree-pas.h (TODO_remove_function): New flag.
30415 (TODO_update*): Renumber.
30416 (pass_ipa_increase_alignment,
30417 pass_ipa_function_and_variable_visibility): New passes.
30418 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30419 (cgraph_function_and_variable_visibility): Move to ipa.c
30420 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30421 cgraph_increase_alignment.
30422 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30423 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30424 calling tree-inline.
30425 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30426 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30427 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30428 (gate_increase_alignment): New function.
30429 (pass_ipa_increase_alignment): New pass.
30430 * ipa.c: Inline tree-pass.h and timevar.h
30431 (function_and_variable_visibility): Move here from cgraphunit.c
30432 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30433 * passes.c (init_optimization_passes): Add the two new passes.
30434 (execute_todo): Handle cgraph_remove_functions.
30436 2007-01-08 Nick Clifton <nickc@redhat.com>
30438 * config/frv/predicates.md (reg_or_0_operand): Accept
30441 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30443 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30444 * config.gcc: Add bfin*-rtems*.
30446 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30448 * c.opt: Add -flax-vector-conversions.
30449 * c-typeck.c (convert_for_assignment): Pass flag to
30450 vector_types_convertible_p to allow emission of note.
30451 (digest_init): Likewise.
30452 * c-opts.c: Handle -flax-vector-conversions.
30453 * c-common.c (flag_lax_vector_conversions): New.
30454 (vector_types_convertible_p): Unless -flax-vector conversions
30455 has been passed, disallow conversions between vectors with
30456 differing numbers of subparts and/or element types. If such
30457 a conversion is disallowed, possibly emit a note on the first
30458 occasion only to inform the user of -flax-vector-conversions.
30459 The new last argument specifies this.
30460 * c-common.h (flag_lax_vector_conversions): New.
30461 (vector_types_convertible_p): Add extra argument.
30462 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30463 char_type_node for V*QI type vectors.
30464 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30465 Update to satisfy new typechecking rules.
30466 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30467 C and C++ variants.
30468 * doc/invoke.texi (C Dialect Options): Document
30469 -flax-vector-conversions.
30471 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30473 PR tree-optimization/29877
30474 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30475 a register variable on the RHS to not be replaceable.
30477 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30478 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30479 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30480 const_simm15, const_pow2, const_npow2): Added.
30481 * config/score/misc.md (insv, extv, extzv, movmemsi,
30482 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30483 * config/score/score.c (score_address_cost, score_select_cc_mode):
30485 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30486 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30487 Update score_print_operand.
30488 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30489 Adjust register allocate order and update some macro define.
30490 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30491 mdx_block_move_straight, mdx_block_move_loop_head,
30492 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30493 mdx_block_move_loop, mdx_block_move): Added.
30494 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30495 mdp_limm): Updated and fix some bug and typo.
30496 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30497 (movsf, movdf, doloop_end): Added.
30499 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30501 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30502 config/arm/thumb2.md: Fix comment typos.
30503 * doc/extend.texi: Fix a typo.
30505 2007-01-07 Eric Christopher <echristo@apple.com>
30507 * configure.ac: Check for __stack_chk_fail for darwin.
30508 * configure: Regenerate.
30510 2007-01-07 Richard Guenther <rguenther@suse.de>
30512 * tree-vrp.c (extract_range_from_assert): CSE calls to
30513 compare_values where possible.
30514 (extract_range_from_unary_expr): Likewise.
30516 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30518 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30519 * config/avr/avr.c (call_insn_operand): Delete function.
30520 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30521 instead of register number. Use predicates.
30522 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30523 call_insn_operand): Add.
30525 2007-01-06 Jan Hubicka <jh@suse.cz>
30527 * tree-pass.h (pass_build_cgraph_edges): Declare.
30528 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30529 (visited_nodes): Remove.
30530 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30531 build_cgrpah_edges; make visited_nodes local.
30532 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30533 (record_references_in_initializer): Move to cgraphbuild.c
30534 (initialize_inline_failed, rebuild_cgraph_edges,
30535 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30536 (verify_cgraph_node): Make visited_nodes local.
30537 (cgraph_analyze_function): Do not call cgraph_create_edges and
30538 initialize_inline_failed.
30539 (cgraph_expand_function): Do not call cgraph_lower_function;
30540 assert that function is already lowered.
30541 * Makefile.in (cgraphbuild.o): New.
30542 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30543 at the end of lowering passes.
30545 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30547 * ifcvt.c (cond_move_convert_if_block): New function, code
30548 factored out from...
30549 (cond_move_process_if_block): ...here. Call the new function
30550 on the THEN and ELSE blocks.
30551 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30552 already takes care of this.
30554 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30557 * tree.h (TREE_OVERFLOW_P): New.
30558 * c-typeck.c (parser_build_unary_op): Warn only if result
30559 overflowed and operands did not.
30560 (parser_build_binary_op): Likewise.
30561 (convert_for_assignment): Remove redundant overflow_warning.
30562 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30564 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30566 * c-typeck.c (store_init_value): Split over two lines to follow
30567 the GNU coding style.
30569 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30571 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30572 __GXX_EXPERIMENTAL_CXX0X__.
30573 * doc/cpp.texi: Same.
30575 2007-01-05 Richard Guenther <rguenther@suse.de>
30577 PR middle-end/27826
30578 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30579 with mismatched types. Instead explicitly build a
30580 conversion NOP_EXPR.
30582 2007-01-05 Ian Lance Taylor <iant@google.com>
30584 * c-common.c (decl_with_nonnull_addr_p): New function.
30585 (c_common_truthvalue_conversion): Call it.
30586 * c-typeck.c (build_binary_op): Likewise.
30587 * c-common.h (decl_with_nonnull_addr_p): Declare.
30589 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30592 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30595 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30597 * doc/install.texi (Final install): Document the fact that
30598 the GNAT runtime should not be stripped.
30600 2007-01-04 Jan Hubicka <jh@suse.cz>
30602 * tree-inline.c (fold_marked_statements): Update operand caches
30603 and EH after folding
30605 2007-01-04 Ian Lance Taylor <iant@google.com>
30607 * c-common.c (check_function_nonnull): Whitespace fix.
30609 2007-01-04 Jan Hubicka <jh@suse.cz>
30611 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30612 comitted older version of patch.
30613 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30614 function, celanup cfg and collect garbage.
30616 2007-01-04 Mike Stump <mrs@apple.com>
30618 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30621 2007-01-04 Eric Christopher <echristo@apple.com>
30623 * libgcc2.c (__bswapsi2): Use SItype.
30624 (__bswapdi2): Use DItype.
30625 * libgcc2.h: Update for above.
30627 2007-01-04 Paul Brook <paul@codesourcery.com>
30629 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30630 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30631 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30632 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30633 umulsi3_highpart): Make conditional on !arm_arch6.
30634 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30635 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30636 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30637 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30638 umulsi3_highpart_v6): New insns.
30640 2007-01-04 Roger Sayle <roger@eyesopen.com>
30642 * fold-const.c (fold_convert): When casting an expression to void,
30643 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30644 have a type. Instead of attempting to build a NOP_EXPR, return
30645 these "special" trees directly.
30647 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30649 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30650 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30651 rs6000_cost->fp not 0 as adjustment for outer NEG.
30653 2007-01-04 Jan Hubicka <jh@suse.cz>
30655 * cgraph.c (cgraph_release_function_body): New function.
30656 (cgraph_remove_node): Use it.
30657 * cgraph.h (cgraph_release_function_body): Declare.
30658 * cgraphunit.c (cgraph_expand_function): Use it.
30659 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30660 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30661 is initialized and while compilation of other function is running.
30662 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30663 statement CFG annotations from here to ...
30664 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30666 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30668 * cfgloop.h (enum li_flags): Make the constants powers of two.
30670 2007-01-04 Jan Hubicka <jh@suse.cz>
30672 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30674 (fold_marked_statements): New function.
30675 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30676 * tree-inline.h (copy_body_data): Add statements_to_fold.
30678 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30680 * config.gcc: Mention libgcc/config.host.
30681 * Makefile.in: Update comments mentioning libgcc.
30682 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30683 (all.cross, start.encap, rest.encap, rest.cross): Update
30684 dependencies for libgcc move.
30685 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30686 (clean-target, clean-target-libgcc): Delete.
30687 (srcdirify, GCC_EXTRA_PARTS): New macros.
30688 (libgcc-support, libgcc.mvars): New rules.
30689 (distclean): Remove mention of mklibgcc.
30690 (install): Don't reference INSTALL_LIBGCC.
30691 (install-common): Don't reference EXTRA_PARTS.
30692 (install-libgcc, install-multilib): Delete rules.
30693 * mklibgcc.in: Delete file.
30694 * doc/configfiles.texi: Don't mention mklibgcc.
30696 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30697 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30698 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30699 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30700 (mklibgcc, ldblspecs): Likewise.
30702 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30703 (posixpre.def): Use $(T).
30704 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30705 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30706 (SHLIB_LINK): Make dummy.
30707 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30709 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30711 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30712 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30713 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30714 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30716 * configure.ac (all_outputs): Remove mklibgcc.
30717 * configure: Regenerated.
30719 2007-01-03 Josh Conner <jconner@apple.com>
30721 PR middle-end/29683
30722 * calls.c (compute_argument_addresses): Set stack and stack_slot
30723 for partial args, too.
30724 (store_one_arg): Use locate.size.constant for the size when
30725 generating a save_area.
30727 2007-01-03 Robert Kennedy <jimbob@google.com>
30729 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30730 whose definitions are deleted due to basic block merging.
30732 2007-01-03 Paul Brook <paul@codesourcery.com>
30735 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30737 (use_return_insn): Return 0 for Thumb interrupt functions.
30738 (print_multi_reg): Add rfe argument for IRQ returns.
30739 (arm_output_epilogue): Pop interrupt return address directly into PC.
30740 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30742 2007-01-03 Paul Brook <paul@codesourcery.com>
30744 Merge from sourcerygxx-4_1.
30745 * config/arm/thumb2.md: New file.
30746 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30748 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30749 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30750 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30751 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30753 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30754 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30756 * config/arm/ieee754-sf.S: Ditto.
30757 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30758 (thumb1_base_register_rtx_p): ... to this.
30759 (thumb_index_register_rtx_p): Rename...
30760 (thumb1_index_register_rtx_p): ... to this.
30761 (thumb_output_function_prologue): Rename...
30762 (thumb1_output_function_prologue): ... to this.
30763 (thumb_legitimate_address_p): Rename...
30764 (thumb1_legitimate_address_p): ... to this.
30765 (thumb_rtx_costs): Rename...
30766 (thumb1_rtx_costs): ... to this.
30767 (thumb_compute_save_reg_mask): Rename...
30768 (thumb1_compute_save_reg_mask): ... to this.
30769 (thumb_final_prescan_insn): Rename...
30770 (thumb1_final_prescan_insn): ... to this.
30771 (thumb_expand_epilogue): Rename...
30772 (thumb1_expand_epilogue): ... to this.
30773 (arm_unwind_emit_stm): Rename...
30774 (arm_unwind_emit_sequence): ... to this.
30775 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30776 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30777 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30778 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30779 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30780 thumb2_output_casesi): New functions.
30781 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30782 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30783 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30784 THUMB2_WORK_REGS): Define.
30785 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30786 arm_condexec_mask, arm_condexec_masklen)): New variables.
30787 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30788 (arm_override_options): Check new CPU capabilities.
30789 Set new architecture flag variables.
30790 (arm_isr_value): Handle v7m interrupt functions.
30791 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30793 (const_ok_for_arm): Handle Thumb-2 constants.
30794 (arm_gen_constant): Ditto. Use movw when available.
30795 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30797 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30798 (thumb_find_work_register, arm_load_pic_register,
30799 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30800 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30801 print_multi_reg, output_mov_long_double_fpa_from_arm,
30802 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30803 output_mov_double_fpa_from_arm, output_move_double,
30804 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30805 output_return_instruction, arm_output_function_prologue,
30806 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30807 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30808 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30809 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30810 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30811 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30813 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30814 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30815 (arm_file_start): Output directive for unified syntax.
30816 (arm_unwind_emit_set): Handle stack alignment instruction.
30817 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30818 Add v6t2, v7, v7a, v7r and v7m.
30819 (RETLDM): Add Thumb-2 code.
30820 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30821 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30822 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30823 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30824 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30825 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30826 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30827 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30828 ADJUST_INSN_LENGTH): Define.
30829 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30830 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30831 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30832 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30833 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30834 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30835 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30836 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30837 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30838 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30839 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30840 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30841 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30842 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30843 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30844 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30845 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30847 * config/arm/arm-tune.md: Regenerate.
30848 * config/arm/arm-protos.h: Update prototypes.
30849 * config/arm/vfp.md: Enable patterns for Thumb-2.
30850 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30851 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30852 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30853 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30854 * config/arm/libunwind.S: Add Thumb-2 code.
30855 * config/arm/constraints.md: Update include Thumb-2.
30856 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30857 * config/arm/ieee754-df.S: Ditto.
30858 * config/arm/bpabi.S: Ditto.
30859 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30860 * config/arm/predicates.md (low_register_operand,
30861 low_reg_or_int_operand, thumb_16bit_operator): New.
30862 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30863 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30864 * config/arm/t-arm-elf: Add armv7 multilib.
30865 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30867 (UNSPEC_STACK_ALIGN, ce_count): New.
30868 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30869 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30871 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30872 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30873 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30874 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30875 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30876 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30878 * doc/extend.texi: Document ARMv7-M interrupt functions.
30879 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30881 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30883 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30884 (struct _Unwind_Context): Rename args_size to flags, remove
30885 signal_frame field, add a new args_size field and version field.
30886 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30887 _Unwind_IsExtendedContext): New inline functions.
30888 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30889 Assume by_value array is only present if _Unwind_IsExtendedContext.
30890 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30891 _Unwind_IsSignalFrame.
30892 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30893 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30894 (uw_init_context_1): Initialize context->flags to
30895 EXTENDED_CONTEXT_BIT.
30896 * config/rs6000/linux-unwind.h (frob_update_context): Use
30897 _Unwind_SetSignalFrame.
30899 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30901 PR middle-end/30353
30902 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30903 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30906 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30908 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30909 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30910 RET, AT_SP): Remove.
30911 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30914 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30915 * cfgbuild.c (find_basic_blocks): Likewise.
30916 * cfgrtl.c (rtl_create_basic_block): Likewise.
30917 * function.c (temp_slots_at_level): Likewise.
30918 * reg-stack.c (stack_regs_mentioned): Likewise.
30919 * regclass.c (allocate_reg_info): Likewise.
30920 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30921 set_bb_for_stmt, move_block_to_fn): Likewise.
30922 * tree-complex.c (tree_lower_complex): Likewise.
30923 * vec.h (VEC_safe_grow_cleared): New.
30925 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30927 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30929 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30930 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30932 * cfgloopmanip.c (scale_loop_frequencies): Export.
30933 (loopify): Scale the frequencies by prescribed coefficients.
30934 (set_zero_probability): New function.
30935 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30936 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30937 and frequencies according to arguments.
30938 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30940 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30941 * modulo-sched.c (sms_schedule): Set probabilities for entering
30942 versioned loop correctly.
30943 * tree-vect-transform.c (vect_transform_loop): Ditto.
30944 * cfgloop.h (loopify, loop_version): Declaration changed.
30945 (scale_loop_frequencies): Declared.
30947 2007-01-02 Jan Hubicka <jh@suse.cz>
30949 * cgraph.c: Include tree-flow.h
30950 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30951 early_local_passes.
30952 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30953 * tree-pass.h (pass_all_early_optimizations): Declare.
30954 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30955 early_local_passes.
30956 (cgraph_analyze_function): Do early_local_passes.
30957 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30958 Do not add referenced vars.
30959 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30961 (gate_all_early_local_passes): New gate.
30962 (pass_early_local_passes): Use new gate.
30963 (execute_early_local_optimizations): New functions.
30964 (gate_all_early_optimizations): New gate.
30965 (pass_all_early_optimizations): New pass.
30966 (execute_free_datastructures): Free SSA only when initialized.
30967 (gate_init_datastructures): Init only when optimizing.
30968 (tree_lowering_passes): Do early local passes when called late.
30969 * tree-profile.c (do_tree_profiling): Don't profile functions added
30971 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30972 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30974 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30975 during early_local_passes.
30976 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30979 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30981 * Makefile.in: Update copyright year.
30983 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30985 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30986 in $(lang_checks) and check-consistency targets.
30988 2007-01-02 Jan Hubicka <jh@suse.cz>
30990 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30991 Do not add referenced vars.
30992 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30994 * passes.c (init_optimization_passes): Put mudflap_2 after
30995 free_datastructures.
30997 2007-01-02 Jan Hubicka <jh@suse.cz>
30999 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31000 Set NOTHROW flag on call statements proved to be nothrow.
31001 Update statement of local calls so new pure/const functions are
31002 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31004 (tree_rest_of_compilation): Register hooks and initialize bitmap
31005 early. Do not set after_inlining flag.
31007 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31009 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31010 HOST_BITS_PER_LONGLONG
31012 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31015 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31016 warning for non-static initializers.
31018 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31020 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31021 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31022 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31023 Always use set_unique_reg_note to add REG_EQUAL notes.
31025 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31028 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31030 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31031 * cfgbuild.c (find_basic_blocks): Likewise.
31032 * cfgrtl.c (rtl_create_basic_block): Likewise.
31033 * function.c (temp_slots_at_level): Likewise.
31034 * reg-stack.c (stack_regs_mentioned): Likewise.
31035 * regclass.c (allocate_reg_info): Likewise.
31036 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31037 set_bb_for_stmt, move_block_to_fn): Likewise.
31038 * tree-complex.c (tree_lower_complex): Likewise.
31039 * vec.h (VEC_safe_grow_cleared): New.
31041 2007-01-02 Ian Lance Taylor <iant@google.com>
31043 * c-common.c (c_common_truthvalue_conversion): When warning about
31044 using an assignment as a truth value, set TREE_NO_WARNING.
31046 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31049 * c.opt (Wold-style-declaration): New.
31050 * doc/invoke.texi (C-only Warning Options): New.
31051 (Wold-style-declaration): Document it.
31052 (Wextra): Enabled by -Wextra.
31053 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31054 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31055 -Wold-style-declaration.
31057 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31059 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31060 * cfgbuild.c (find_basic_blocks): Likewise.
31061 * cfgrtl.c (rtl_create_basic_block): Likewise.
31062 * function.c (temp_slots_at_level): Likewise.
31063 * reg-stack.c (stack_regs_mentioned): Likewise.
31064 * regclass.c (allocate_reg_info): Likewise.
31065 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31066 set_bb_for_stmt, move_block_to_fn): Likewise.
31067 * tree-complex.c (tree_lower_complex): Likewise.
31068 * vec.h (VEC_safe_grow_cleared): New.
31070 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31072 * c-common.c (c_common_nodes_and_builtins): Since variants of
31073 void_type_node get built before it is given a name, we need to
31074 give those variants the name, too.
31075 (complete_array_type): We need to work with the canonical main
31076 type of the array, from which we will build the qualified version.
31077 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31078 * print-tree.c (print_node): Display canonical type information
31080 * stor-layout.c (layout_type): When we don't know the
31081 alignment of a type for which we're building an array, we end up
31082 guessing wrong, so make the type require structural equality.
31083 * tree.c (make_node_stat): When we build a new type, it is its
31084 own canonical type.
31085 (build_type_attribute_qual_variant): When building an attribute
31086 variant, its canonical type is the non-attribute variant. However,
31087 if the attributes are target-dependent and they differ, we need to
31088 use structural equality checks for this type.
31089 (build_qualified_type): A qualified type is not equivalent to its
31090 unqualified variant; set the canonical type appropriately.
31091 (build_distinct_type_copy): When building a distinct type from
31092 another type, the new type is its own canonical type.
31093 (build_variant_type_copy): When building a new type variant, we
31094 assume that it is equivalent to the original type.
31095 (build_pointer_type_for_mode): When building a pointer type, also
31096 build a canonical type pointer.
31097 (build_reference_type_for_mode): When building a reference type,
31098 also build a canonical type reference.
31099 (build_index_type): When we can't hash an index type (e.g.,
31100 because its maximum value is negative), the index type requires
31101 structural equality tests.
31102 (build_array_type): Build the canonical form of an array type.
31103 (build_function_type): Function types require structural equality,
31104 because they contain default arguments, attributes, etc.
31105 (build_method_type_directly): Ditto for method types.
31106 (build_offset_type): Build the canonical offset type.
31107 (build_complex_type): Build the canonical vector type.
31108 (make_vector_type): Build the canonical vector type.
31109 * tree.h (TYPE_CANONICAL): New.
31110 (TYPE_STRUCTURAL_EQUALITY_P): New.
31111 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31112 (struct tree_type): Added "canonical" field.
31113 * params.h (VERIFY_CANONICAL_TYPES): New.
31114 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31115 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31116 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31117 * doc/invoke.texi (verify-canonical-types): Document --param
31118 parameter for verifying canonical types.
31120 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31122 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31123 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31124 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31125 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31127 * config/rs6000/e500.h: New.
31128 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31129 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31131 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31132 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31133 TARGET_E500_DOUBLE): Remove.
31134 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31135 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31136 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31137 * config/rs6000/rs6000.c (rs6000_override_options): Use
31138 CHECK_E500_OPTIONS.
31140 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31142 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31143 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31144 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31145 rs6000_emit_cmove): Don't check TARGET_E500.
31146 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31147 sordered): Don't check TARGET_E500.
31149 2007-01-01 Eric Christopher <echristo@apple.com>
31151 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31152 HARD_REGISTER_NUM_P.
31154 2007-01-01 Roger Sayle <roger@eyesopen.com>
31156 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31157 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31158 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31161 2007-01-01 Mike Stump <mrs@apple.com>
31163 * configure.ac: Remove support for building with Apple's gcc-3.1.
31165 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31167 PR middle-end/30311
31168 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31169 REG is a hard register. Do not modify REG before calling
31171 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31172 multiple of the size of YMODE for certain lowpart cases.
31174 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31176 PR middle-end/30253
31177 * gimplify (voidify_wrapper_expr): Update for
31178 GIMPLE_MODIFY_STMT.
31180 2007-01-01 Andreas Schwab <schwab@suse.de>
31183 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31184 save of BR0 in extra_spill_size instead of spill_size.
31185 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31187 (ia64_expand_epilogue): Restore BR0 from its new location.
31189 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31191 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31192 Use a temporary variable if the left hand side is not a gimple
31195 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31197 * gimplify.c (gimplify_return_expr): Make the temporary variable
31198 for the return expression, a gimple register variable.
31200 2007-01-01 Jan Hubicka <jh@suse.cz>
31202 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31205 2007-01-01 Mike Stump <mrs@apple.com>
31207 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31209 * config/darwin.c (machopic_select_rtx_section): Use
31210 HAVE_GAS_LITERAL16.
31211 (darwin_mergeable_constant_section): Likewise.
31212 * configure: Regenerate.
31213 * config.in: Regenerate.
31215 2007-01-01 Jan Hubicka <jh@suse.cz>
31216 Andrew Pinski <pinskia@gmail.com>
31218 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31219 before starting IPA passes.