1 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3 * config/mips/mips.md: Add combiner patterns for DImode extensions
4 of HImode and QImode truncations. Reformat HImode <- QImode pattern
7 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
10 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
12 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
14 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
15 LIBCALL notes if they are about to be moved to the same insn.
17 2007-10-27 Richard Guenther <rguenther@suse.de>
19 PR tree-optimization/33870
20 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
21 duplication. Remove redundant call to access_can_touch_variable.
22 (add_vars_for_bitmap): New helper for recursing over MPT contents.
23 (add_virtual_operand): Use it.
25 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28 * pa.h (ASM_PN_FORMAT): Delete define.
30 2007-10-26 Janis Johnson <janis187@us.ibm.com>
32 * doc/invoke.texi (Option Summary, optimizations): Remove
33 -fbounds-check. Add -fassociative-math, -freciprocal-math,
34 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
35 -fsplit-wide-types to match later entry. Break up a long line.
36 (Option Summary, code gen options) Add -fno-stack-limit. Add
37 missing @gol to the end of a line.
38 (Optimization Options): Remove -fbounds-check, which is also
39 documented under Code Generation Options. Remove =n from
40 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
41 to -fcprop-registers to match other options, and say when it is
42 enabled rather than disabled. Remove extra index entry for
43 -fno-cx-limited-range. Add index entries for -fstack-protector
44 and -fstack-protector-all.
45 (Code Gen Options): Add index entry for -ftls-model.
47 2007-10-26 Anatoly Sokolov <aesok@post.ru>
49 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
50 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
51 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
52 expand_epilogue, output_movhi): Don't handle 'main' function.
53 (avr_attribute_table): Add 'OS_task' function attribute.
54 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
56 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
57 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
59 * config/avr/avr.opt (minit-stack): Remove.
61 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
63 * tree-nested.c (get_trampoline_type): Fix thinko.
65 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
68 * tree.c (build_offset_type): Build canonical type based on the
69 TYPE_MAIN_VARIANT of the base type.
71 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
73 * reorg.c (emit_delay_sequence): Move insn locator from the
74 first insn to the sequence.
76 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
78 * ipa-pure-const.c (check_decl): Return immediately when
79 pure_const_state has been set to IPA_NEITHER.
81 2007-10-25 Ira Rosen <irar@il.ibm.com>
83 PR tree-optimization/33833
84 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
85 and convert init to sizetype in inner_base construction.
87 2007-10-25 Richard Guenther <rguenther@suse.de>
89 * tree-flow.h (mem_sym_stats): Remove.
90 (dump_mem_sym_stats_for_var): Declare.
91 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
92 (mem_sym_stats): Move ...
93 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
94 (mem_sym_score): Rename from ...
95 (pscore): ... this. Remove.
96 (dump_mem_sym_stats_for_var): New function. Dump the score, but
98 (compare_mp_info_entries): Make sort stable by disambiguating
101 2007-10-25 Ira Rosen <irar@il.ibm.com>
103 PR tree-optimization/33866
104 * tree-vect-transform.c (vectorizable_store): Check operands of all
105 the stmts in the group of strided accesses. Get def stmt type for each
106 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
108 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
110 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
111 (Yt): Rename register constraint to Y2.
112 * config/i386/sse.md: Use renamed register constraints.
113 * config/i386/mmx.md: Ditto.
114 * config/i386/i386.md: Ditto.
116 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
118 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
120 2007-10-24 Chao-ying Fu <fu@mips.com>
122 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
123 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
125 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
126 Olga Golovanevsky <olga@il.ibm.com>
128 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
129 the compiler that wr.wrap and wr.domain are initialized in
132 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
134 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
135 to print gcov_type values.
137 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
139 * config/avr/avr.h: Do not include progmem_section definition when
140 building with IN_TARGET_LIBS.
142 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
145 * config/mips/mips.c (mips_lo_sum_offset): New structure.
146 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
147 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
148 (mips_orphaned_high_part_p: New functions.
149 (mips_avoid_hazard): Don't check INSN_P here.
150 (mips_avoid_hazards): Rename to...
151 (mips_reorg_process_insns): ...this. Cope with
152 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
153 or turn them into nops.
154 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
155 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
156 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
157 (mips_override_options): Set flag_delayed_branch to 0.
159 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
161 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
162 MIPS-specific implementation details.
163 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
164 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
165 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
166 for targets with movmemsi.
167 (MOVE_BY_PIECES_P): Define.
168 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
169 (mips_block_move_loop): Add a bytes_per_iter argument.
170 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
171 Update call to mips_block_move_loop.
173 2007-10-24 Michael Matz <matz@suse.de>
176 * var-tracking.c (variable_union): Don't break after one loop
177 iteration but only when a difference is found.
178 (dump_variable): Also print DECL_UID.
180 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
182 * ipa-type-escape.h: Expose function
183 is_array_access_through_pointer_and_index.
185 (is_array_access_through_pointer_and_index):
186 Add three new parameters. Add support of
187 POINTER_PLUS_EXPR tree code.
189 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
191 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
192 * tree-pass.h: Add pass_ipa_struct_reorg.
193 * common.opt: Add ipa-struct-reorg flag.
194 * Makefile.in: Add ipa-strcut-reorg.o compilation.
195 * passes.c: Add pass pass_ipa_struct_reorg.
196 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
197 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
199 2007-10-24 Ira Rosen <irar@il.ibm.com>
201 PR tree-optimization/33804
202 * tree-vect-transform.c (vectorizable_operation): Remove the
203 checks that the vectorization is worthwhile from the transformation
206 2007-10-24 Ira Rosen <irar@il.ibm.com>
208 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
209 vectype cannot be determined for the scalar type.
210 (vect_analyze_slp_instance): Likewise.
211 * tree-vect-transform.c (vect_model_reduction_cost): Change the
212 return type to bool. Return false if vectype cannot be determined
214 (vect_get_constant_vectors): Return false if vectype cannot be
215 determined for the scalar type.
216 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
217 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
218 vectorizable_reduction): Likewise.
220 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
222 * config.gcc: For a FreeBSD target, parse the value of ${target}
223 to determine the value of FBSD_MAJOR, instead of adding an
224 explicit check for every possible FreeBSD major version.
226 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
228 PR rtl-optimization/33846
229 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
231 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
233 PR tree-optimization/33860
234 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
235 interleaved accesses in case the dr is inside the inner-loop during
236 outer-loop vectorization.
238 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
240 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
241 Document MEM_POINTER. Replace mentions of "integrated"
242 field with "return_val". Delete outdated stuff.
244 2007-10-23 David Edelsohn <edelsohn@gnu.org>
246 * config/rs6000/rs6000.c (rs6000_override_options): Set
247 rs6000_altivec_abi on AIX.
248 (conditional_register_usage): Set VR20:31 fixed on AIX.
250 2007-10-23 Richard Guenther <rguenther@suse.de>
252 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
255 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
256 David S. Miller <davem@davemloft.net>
258 * df-scan.c (df_get_call_refs): Mark global registers as both a
259 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
261 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
263 PR tree-optimization/33834
264 PR tree-optimization/33835
265 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
266 stmts need to be checked for success seperately.
267 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
268 Remove the check that stmt is not LIVE.
269 (vectorizable_assignment, vectorizable_induction): Likewise.
270 (vectorizable_operation, vectorizable_type_demotion): Likewise.
271 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
273 (vectorizable_live_operation): Check that op is not NULL.
275 2007-10-22 Janis Johnson <janis187@us.ibm.com>
277 * doc/invoke.texi (Optimization Options): In the summary, show
278 that the value for options -falign-jumps, -falign-labels,
279 -falign-loops, -falign-functions, -fsched-stalled-insns, and
280 -fsched-stalled-insns-dep is optional. In the summary, show that
281 -fsched-stalled-insns takes an optional argument and that
282 -fparallelize-loops takes an argument. Add opindex for several
283 optimization options, and fix typos in the opindex commands for
284 several others. In the descriptions for -fsched-stalled-insns
285 and -fsched-stalled-insns-dep, show the options with and without
288 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
290 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
292 * config/avr/avr.h (LINK_SPEC): Likewise.
293 (CRT_BINUTILS_SPECS): Likewsie.
294 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
296 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
298 PR rtl-optimization/33644
299 * cfgcleanup.c: Do not include dce.h.
300 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
301 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
302 * dce.c (something_changed): Delete.
303 (libcall_dead_p): New predicate.
304 (delete_unmarked_insns): Use it to delete dead libcalls.
305 Deal with REG_LIBCALL and REG_RETVAL notes.
306 (prescan_libcall_for_dce): New function.
307 (prescan_insns_for_dce): Use it to deal with libcalls.
308 (mark_reg_dependencies): Do nothing special for libcalls.
309 (dce_process_block): Likewise.
310 (fast_dce): Delete unused local variable.
311 (run_fast_dce): Do not return a value.
312 * dce.h (struct df): Delete.
313 (run_fast_dce): Adjust prototype.
314 * optabs.c (libcall_id): Delete.
315 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
316 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
317 * reload1.c (reload): Delete REG_LIBCALL_ID case.
318 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
319 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
320 notes instead of REG_LIBCALL_ID notes.
321 * reg-notes.def (LIBCALL_ID): Delete.
322 * Makefile.in (see.o): Add dce.h dependency.
323 (cfgcleanup.o): Remove dce.h dependency.
325 2007-10-22 Michael Matz <matz@suse.de>
327 PR tree-optimization/33855
328 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
331 2007-10-22 Ira Rosen <irar@il.ibm.com>
333 PR tree-optimization/33854
334 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
335 FLOAT_EXPR to the list of promotion operations.
337 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
341 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
342 (print_reg): Print register prefix only with AT&T asm syntax.
343 Support pc_rtx for RIP register.
344 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
345 relative addressing. Always print segment register prefix with AT&T
346 asm syntax and never with Intel asm syntax.
347 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
348 Fix prefix for 16-byte XFmode operands.
349 (output_addr_const_extra): Support Intel asm syntax.
350 (x86_file_start): Don't use register prefix with Intel asm syntax.
351 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
352 ("return_internal_long"): Fix Intel asm syntax output.
353 ("set_got_rex64"): Support Intel asm syntax.
354 ("set_rip_rex64"): Likewise.
355 ("set_got_offset_rex64"): Likewise.
356 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
358 ("*tls_global_dynamic_64"): Likewise.
359 ("*tls_local_dynamic_base_64"): Likewise.
360 ("*load_tp_si")("*load_tp_di"): Likewise.
361 ("*add_tp_si")("*add_tp_di"): Likewise.
362 ("*tls_dynamic_lea_64"): Likewise.
363 ("*sibcall_value_1_rex64_v"): Likewise.
364 ("stack_tls_protect_set_si"): Likewise.
365 ("stack_tls_protect_set_di"): Likewise.
366 ("stack_tls_protect_test_si"): Likewise.
367 ("stack_tls_protect_test_di"): Likewise.
368 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
370 ("*movv2sf_internal_rex64"): Likewise.
371 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
372 (__get_cpuid_max): Likewise.
374 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
376 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
377 the STRICT_P argument type "bool" rather than "int".
378 (mips_legitimate_address_p): Likewise.
379 (fp_register_operand, lo_operand): Delete.
380 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
381 (mips_emit_scc): Rename to...
382 (mips_expand_scc): ...this.
383 (gen_conditional_branch): Rename to...
384 (mips_expand_conditional_branch): ...this.
385 (gen_conditional_move): Rename to...
386 (mips_expand_conditional_move): ...this.
387 (mips_gen_conditional_trap): Rename to...
388 (mips_expand_conditional_trap): ...this and take an rtx code instead
389 of an operands array.
390 (mips_expand_call): Give the SIBCALL_P argument type "bool"
392 (mips_emit_fcc_reload): Rename to...
393 (mips_expand_fcc_reload): ...this.
394 (init_cumulative_args): Rename to...
395 (mips_init_cumulative_args): ...this and remove the libname argument.
396 (function_arg_advance): Rename to...
397 (mips_function_arg_advance): ...this.
398 (function_arg): Rename to...
399 (mips_function_arg): ...this and use "rtx" instead of
401 (function_arg_boundary): Rename to...
402 (mips_function_arg_boundary): ...this.
403 (mips_expand_unaligned_load): Rename to...
404 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
405 and BITPOS arguments type "HOST_WIDE_INT".
406 (mips_expand_unaligned_store): Rename to...
407 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
408 and BITPOS arguments type "HOST_WIDE_INT".
409 (override_options): Rename to...
410 (mips_override_options): ...this.
411 (print_operand): Rename to...
412 (mips_print_operand): ...this.
413 (print_operand_address): Rename to...
414 (mips_print_operand_address): ...this.
415 (mips_output_ascii): Remove the PREFIX argument.
416 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
418 (mips_can_use_return_insn): Return a "bool" rather than an "int".
419 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
420 of "struct rtx_def *".
421 (mips_secondary_reload_class): Give the IN_P argument type "bool"
423 (build_mips16_call_stub): Delete.
424 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
425 (mips_use_ins_ext_p): Give the second and third arguments type
426 "HOST_WIDE_INT" rather than "rtx".
427 * config/mips/mips.h: Update after the above changes. Tweak comments
429 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
430 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
431 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
432 element type from "char" to "bool".
433 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
434 (mips_cpu_info_table): Delete.
435 * config/mips/mips.md: Update after the above changes. Tweak some
437 * config/mips/mips-ps-3d.md: Likewise.
438 * config/mips/mips.c: Tweak comments and formatting.
439 Use NULL-like macros rather than 0 in various places.
440 (mips_section_threshold): Rename to...
441 (mips_small_data_threshold): ...this and give it an unsigned type.
442 (num_source_filenames): Remove explicit initialization.
443 (sdb_label_count): Likewise.
444 (sym_lineno): Delete.
445 (set_noat): Make static.
446 (mips_branch_likely): Likewise, and give it type "bool".
447 (mips_isa_info): Rename to...
448 (mips_isa_option_info): ...this.
449 (mips_flag_delayed_branch): Rename to...
450 (mips_base_delayed_branch): ...this.
451 (mips_split_addresses): Delete.
452 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
453 element type from "char" to "bool".
454 (mips_regno_to_class): Add an explicit array size.
455 (mips16_flipper): Change from type "int" to type "bool".
456 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
457 (mips_tls_operand_p): Rename to...
458 (mips_tls_symbol_p): ...this.
459 (mips_global_symbol_p): Remove redundant "const".
460 (mips_offset_within_alignment_p): Simplify.
461 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
462 to STRICT_P and give it type bool.
463 (mips_valid_base_register_p): Likewise.
464 (mips_classify_address): Likewise.
465 (mips_legitimate_address_p): Likewise.
466 (mips16_unextended_reference_p): Take the offset as an
467 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
468 (mips_const_insns): Use IN_RANGE.
469 (mips_force_temporary): Remove an unnecessary copy_rtx.
470 (mips16_gp_pseudo_reg): Simplify.
471 (mips_split_symbol): Remove an unnecessary copy_rtx.
472 (mips_legitimize_tls_address): Only create registers if we need them.
473 (mips_legitimize_address): Use mips_split_plus.
474 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
475 variable COST to NUM_OPS.
476 (mips_legitimize_move): Use gen_lowpart.
477 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
478 (m16_check_op): Use IN_RANGE.
479 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
480 (mips_split_doubleword_move): Pass booleans to mips_subword.
481 (mips_output_move): Store the mode in a local variable.
482 Explicitly assert that this function does not deal with
483 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
484 cases more consistent.
485 (mips_relational_operand_ok_p): Rename to...
486 (mips_int_order_operand_ok_p): ...this.
487 (mips_canonicalize_comparison): Rename to...
488 (mips_canonicalize_int_order_test): ...this.
489 (mips_emit_int_relational): Rename to...
490 (mips_emit_int_order_test): ...this. Store the mode in a local
492 (mips_reverse_fp_cond_p): Rename to...
493 (mips_reversed_fp_cond): ...this.
494 (mips_emit_compare): Make the order of the statements more consistent.
495 (mips_emit_scc): Rename to...
496 (mips_expand_scc): ...this.
497 (gen_conditional_branch): Rename to...
498 (mips_expand_conditional_branch): ...this.
499 (gen_conditional_move): Rename to...
500 (mips_expand_conditional_move): ...this. Build the condition
501 separately from the main pattern.
502 (mips_gen_conditional_trap): Rename to...
503 (mips_expand_conditional_trap): ...this and take an rtx code instead
504 of an operands array. Simplify.
505 (init_cumulative_args): Rename to...
506 (mips_init_cumulative_args): ...this. Use memset rather than a
507 copy from a zeroed static. Use prototype_p and stdarg_p.
508 (mips_arg_info): Rename to...
509 (mips_get_arg_info): ...this and put the INFO argument first.
510 (function_arg): Rename to...
511 (mips_function_arg): ...this and use "rtx" instead of
512 "struct rtx_def *". Only split structures into chunks if
513 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
514 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
515 comparison with REAL_TYPE. Rename local variable REG to REGNO
516 and make it unsigned.
517 (function_arg_advance): Rename to...
518 (mips_function_arg_advance): ...this.
519 (function_arg_boundary): Rename to...
520 (mips_function_arg_boundary): ...this.
521 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
523 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
524 comparison with REAL_TYPE.
525 (mips_function_value): Remove the FUNC argument. Rename local
526 variable UNSIGNEDP to UNSIGNED_P.
527 (mips_return_in_memory): Use IN_RANGE.
528 (mips_setup_incoming_varargs): Pass a boolean rather than an int
529 to FUNCTION_ARG_ADVANCE.
530 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
531 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
532 SIZE and RSIZE if needed.
533 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
535 (build_mips16_function_stub): Rename to...
536 (mips16_build_function_stub): ...this.
537 (build_mips16_call_stub): Rename to...
538 (mips16_build_call_stub): ...this. Make static, and return a
539 "bool" rather than an "int". Rename the ARG_SIZE argument to
540 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
541 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
542 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
544 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
545 are not sibling ones.
546 (mips_emit_fcc_reload): Rename to...
547 (mips_expand_fcc_reload): ...this.
548 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
550 (mips_expand_unaligned_load): Rename to...
551 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
552 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
554 (mips_expand_unaligned_store): Rename to...
555 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
556 and BITPOS arguments type "HOST_WIDE_INT".
557 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
558 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
560 (mips_init_split_addresses): Replace with...
561 (mips_split_addresses_p): ...this new function.
562 (mips_init_relocs): Check mips_split_addresses_p () rather than
563 mips_split_addresses. Always initialize mips_split_p with booleans.
564 (print_operand_reloc): Rename to...
565 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
567 (print_operand): Rename to...
568 (mips_print_operand): ...this.
569 (print_operand_address): Rename to...
570 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
571 (mips_in_small_data_p): Simplify.
572 (mips_output_ascii): Remove the PREFIX argument and "register"
573 keywords. Use the STRING parameter directly and cast to
575 (mips16e_collect_argument_save_p): Use IN_RANGE.
576 (mips_function_has_gp_insn): Simplify.
577 (mips_set_return_address): Use BITSET_P.
578 (mips_restore_gp): Use a separate statement to pick the base
580 (mips_output_function_prologue): Use a local FRAME variable.
581 (mips_save_reg): Pass booleans to mips_subword.
582 (mips_expand_prologue): Use a local FRAME variable. Use
583 cprestore_size to detect when .cprestore is needed.
584 (mips_restore_reg): Use GP_REG_FIRST.
585 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
586 rather than "int". Use local FRAME and REGNO variables.
587 (mips_can_use_return_insn): Return a "bool" rather than an "int".
588 (mips_secondary_reload_class): Give the IN_P argument type "bool"
590 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
591 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
592 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
593 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
594 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
595 (builtin_description): Rename to...
596 (mips_builtin_description): ...this.
597 (mips_bdesc): Rename to...
598 (mips_ps_bdesc): ...this.
599 (sb1_bdesc): Rename to...
600 (mips_sb1_bdesc): ...this.
601 (dsp_bdesc): Rename to...
602 (mips_dsp_bdesc): ...this.
603 (dsp_32only_bdesc): Rename to...
604 (mips_dsp_32only_bdesc): ...this.
605 (bdesc_map): Rename to...
606 (mips_bdesc_map): ...this.
607 (bdesc_arrays): Rename to...
608 (mips_bdesc_arrays): ...this.
609 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
611 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
612 Rename local variables I and J to OPNO and ARGNO respectively.
613 Assert that the number of arguments is no more than the number of
615 (mips_expand_builtin_compare): Use an array of arguments rather
616 than an array of operands. Assert that the number of operands is
618 (add_constant): Rename to...
619 (mips16_add_constant): ...this. Use XNEW.
620 (dump_constants_1): Rename to...
621 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
622 (dump_constants): Rename to...
623 (mips16_emit_constants): ...this.
624 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
625 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
626 Assign mips16_p to was_mips16_p.
627 (mips_parse_cpu): Tweak warning message.
628 (override_options): Rename to...
629 (mips_override_options): ...this. Move the mips_cost initialization
630 out of the "shared with GAS" block. Quote option names in error
632 (mips_conditional_register_usage): Make local variable REGNO unsigned.
633 (mips_order_regs_for_local_alloc): Remove register keyword.
635 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
637 * system.h (IN_RANGE): Cast each argument individually.
639 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
641 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
642 MIPS16 code unless using o32 or o64.
644 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
646 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
647 for modes smaller than 4 bytes.
648 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
651 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
653 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
654 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
655 (ASM_OUTPUT_ALIGNED_BSS): Delete.
656 * config/mips/mips.c (mips_output_aligned_bss): Delete.
658 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
660 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
661 sibling calls to "mips16" functions if the function satisfies
662 const_call_insn_operand.
664 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
666 * config/mips/mips.c (mips_va_start): Fix types in calls
669 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
671 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
674 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
676 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
677 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
678 instead of checking mips_isa.
680 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
682 * doc/invoke.texi (-mpaired-single): Don't say that the option
683 requires 64-bit code.
684 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
685 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
686 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
687 V2SF if ISA_MIPS32R2.
688 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
689 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
690 to ISA_HAS_NMADD_NMSUB.
691 (mips_split_doubleword_move): Handle V2SF.
692 (mips_modes_tieable_p): New function.
693 (override_options): Report a warning rather than an error when
694 -mpaired-single is used on ISAs that don't support it; use
695 ISA_HAS_PAIRED_SINGLE to check that case.
696 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
697 and DF move splitters with a single MOVE64 splitter, thereby adding
699 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
700 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
701 (HALFMODE): Add V2SF.
702 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
703 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
704 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
705 (movv2sf_hardfloat_32bit): New pattern.
706 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
707 TARGET_DOUBLE_FLOAT conditions.
709 2007-10-20 Jakub Jelinek <jakub@redhat.com>
711 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
712 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
713 64-bit register in 64-bit libgcc.
715 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
717 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
718 * config/avr/avr.h (LINK_SPEC): Likewise.
719 (CRT_BINUTILS_SPECS): Likewsie.
720 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
722 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
724 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
725 and -Wfatal-errors together.
727 2007-10-20 Alan Modra <amodra@bigpond.net.au>
730 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
731 change for vrsave, ie restore after frame pop.
733 2007-10-19 David S. Miller <davem@davemloft.net>
735 * config/sparc/niagara2.md: Fix copyright notice.
737 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
739 PR tree-optimization/23820
740 PR tree-optimization/24309
741 PR tree-optimization/33766
742 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
743 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
744 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
745 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
746 * tree-loop-linear.c (perfect_loop_nest_depth): New.
747 (linear_transform_loops): Use perfect_loop_nest_depth.
748 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
749 should have a single condition: their exit.
751 2007-10-19 Richard Guenther <rguenther@suse.de>
755 * stor-layout.c (layout_type): Assert that aggregates do not
756 have their alias sets set.
757 * alias.c (get_alias_set): Return alias set zero for incomplete
758 types, return the alias set of the element for incomplete array
759 types, but do not remember these.
761 2007-10-19 Richard Guenther <rguenther@suse.de>
764 2007-10-19 Richard Guenther <rguenther@suse.de>
767 * tree.c (build_array_type): Do not re-layout unbound array
770 2007-10-19 Richard Guenther <rguenther@suse.de>
773 * tree.c (build_array_type): Do not re-layout unbound array
776 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
778 * config/mips/mips.c (mips_canonicalize_comparison): Check
779 mips_relational_operand_ok_p before trying to rewrite the test.
780 Only calculate PLUS_ONE if needed.
781 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
784 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
786 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
789 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
791 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
792 the call uses the incoming value of $2.
794 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
796 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
797 rather then gen_rtx_MEM.
798 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
800 (mips_set_return_address): Likewise.
801 (mips_restore_gp): Likewise.
803 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
805 * config/mips/mips.c (gpr_mode): Delete.
806 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
808 (mips_for_each_saved_reg): Likewise.
809 (mips_expand_prologue, mips_expand_epilogue): Likewise.
810 (override_options): Don't initialize gpr_mode.
811 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
813 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
815 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
817 (mips_class_max_nregs): Calculate the smallest consituent register
818 size and use that to determine an upper bound on the number of
821 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
823 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
825 (mips_expand_epilogue): ...here.
826 (mips_mdebug_abi_name): New function, split out from...
827 (mips_file_start): ...here.
828 (mips_hard_regno_mode_ok_p): New function, split out from...
829 (override_options): ...here.
830 (mips_expand_builtin_1): New function, split out from...
831 (mips_expand_buitin): ...here. Abort if we don't recognize
834 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
836 * config/mips/mips.c (build_mips16_function_stub): Load the
837 target address into $1 before transfering the arguments.
838 Don't use ".set noreorder".
839 (build_mips16_call_stub): Likewise.
841 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
843 * config/mips/mips.c (mips_output_32bit_xfer): New function.
844 (mips_output_64bit_xfer): Likewise.
845 (mips16_fp_args): Rename to...
846 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
847 with a DIRECTION argument. Use mips_output_32bit_xfer and
848 mips_output_64bit_xfer.
849 (build_mips16_function_stub): Update accordingly.
850 (mips16_fpret_double): Delete.
851 (build_mips16_call_stub): Update after above changes.
852 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
853 of mips16_fpret_double. Use GP_REG_RETURN.
855 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
857 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
858 use asm_out_file instead.
859 (build_mips16_function_stub): Likewise.
860 (build_mips16_call_stub, mips_output_function_prologue): Update
863 2007-10-18 David S. Miller <davem@davemloft.net>
865 Add Niagara-2 support.
866 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
867 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
868 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
869 (include): Add inclusion of niagara2.md
870 * config/sparc/sparc.c (niagara2_costs): New.
871 (sparc_override_options): Add niagara2 entry to cpu_default[]
872 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
873 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
874 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
875 (sparc_initialize_trampoline): Handle niagara2 like niagara.
876 (sparc64_initialize_trampoline): Likewise.
877 (sparc_use_sched_lookahead): Likewise.
878 (sparc_issue_rate): Likewise.
879 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
881 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
882 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
884 (PROCESSOR_NIAGARA2): New.
885 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
886 (BRANCH_COST): Likewise.
887 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
888 * config/sparc/sol2.h: Likewise.
889 * config/sparc/niagara2.md: New file.
891 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
893 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
895 (mips_compute_frame_info): Remove associated code.
896 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
898 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
900 * config/mips/mips-protos.h (compute_frame_size): Delete.
901 * config/mips/mips.h: Update comments.
902 * config/mips/mips.c (mips_frame_info): Remove initialized.
903 (compute_frame_size): Rename to...
904 (mips_compute_frame_info): ...this and make static. Remove the
905 SIZE argument and return no value. Remove the setting of initialized.
906 Update rest of file accordingly.
907 (mips_set_return_address): Don't call compute_frame_size.
908 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
909 Don't call compute_frame_size.
911 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
913 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
914 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
915 mips_hard_frame_pointer_required.
916 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
918 * config/mips/mips.c (mips_frame_pointer_required): New function.
920 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
922 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
923 and hard_frame_pointer_offset.
924 (mips_debugger_offset): Use hard_frame_pointer_offset.
925 (mips16e_collect_argument_save_p): Likewise.
926 (compute_frame_size): Initialize arg_pointer_offset and
927 hard_frame_pointer_offset.
928 (mips_initial_elimination_offset): Use them.
929 (mips_output_function_prologue): Use hard_frame_pointer_offset.
930 (mips_expand_prologue, mips_expand_epilogue): Likewise.
932 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
934 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
936 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
937 "unsigned int" rather than "int" and put them with the other
938 register-related fields. Put expanded comments above fields
939 rather than to their right.
940 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
941 with a NUM_REGS_PTR argument.
942 (mips16e_save_restore_pattern_p): Update accordingly.
943 (compute_frame_size): Clarify frame diagram. Rewrite.
945 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
947 * config/mips/mips-ftypes.def: New file.
948 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
949 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
950 (mips_function_type): Redefine using mips-ftypes.def.
951 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
952 (mips_builtin_vector_type): New function.
953 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
954 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
955 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
956 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
958 (mips_build_function_type): New function.
959 (mips_init_builtins): Use it to create types lazily.
961 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
963 * config/mips/mips.h (set_volatile): Delete.
964 * config/mips/mips.c (set_volatile): Delete.
965 (mips_print_operand_punctuation): New function, split out from
966 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
967 Use the same character ordering in the code and the comments.
968 Use a recursive call to handle '*'. Abort on unknown characters.
969 (mips_init_print_operand_punct): New function, split out from
971 (mips_print_int_branch_condition): New function, split out from
972 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
973 to report unexpected codes.
974 (mips_print_float_branch_condition): New function, split out from
975 print_operand. Use output_operand_lossage to report unexpected codes.
976 (print_operand): Rework to use a case statement. Use the
977 same letter ordering in the code and the comments. Use
978 output_operand_lossage to report unexpected codes and
979 reverse_condition to handle inverted branch conditions.
980 (override_options): Use mips_init_print_operand_punct.
982 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
984 * config/mips/mips.h: Move variable declarations to end of file and
985 enclose them all in #ifndef USED_FOR_TARGET.
986 * config/mips/mips.c: Reorder functions into more logical groups,
987 and so that callees appear before callers. Put the targetm
988 initializer at the end of the file. Remove forward static
989 declarations where possible.
990 (mips_init_builtins): Add "static" to definition.
991 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
993 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
995 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
996 (TARGET_MAX_ANCHOR_OFFSET): Delete.
997 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
998 (mips_set_mips16_mode): Initialize min_anchor_offset and
999 max_anchor_offset directly to constants.
1001 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1003 * config/mips/mips.c: Delete trailing whitespace.
1005 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1007 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1008 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1010 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1011 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1013 2007-10-18 David Daney <ddaney@avtrex.com>
1015 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1016 reg_offset variable to calculate register locations.
1018 2007-10-18 Richard Guenther <rguenther@suse.de>
1020 * tree-ssa.c (uid_ssaname_map_eq): New function.
1021 (uid_ssaname_map_has): Likewise.
1022 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1023 * tree-flow.h (struct gimple_df): Make default_defs a
1025 * tree-dfa.c (gimple_default_def): Deal with it.
1026 (set_default_def): Likewise.
1028 2007-10-18 Richard Guenther <rguenther@suse.de>
1030 * tree-flow.h (struct gimple_df): Make referenced_vars
1032 (uid_decl_map_eq): Declare.
1033 (uid_decl_map_hash): Likewise.
1034 * tree-ssa.c (uid_decl_map_eq): New function.
1035 (uid_decl_map_hash): Likewise.
1036 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1037 * tree-flow-inline.h (first_referenced_var): Deal with
1038 the referenced_vars representation change.
1039 (next_referenced_var): Likewise.
1040 * tree-dfa.c (referenced_var_lookup): Likewise.
1041 (referenced_var_check_and_insert): Likewise.
1042 (remove_referenced_var): Likewise.
1044 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1046 * config/mips/mips.c (mips_dwarf_register_span): New.
1047 (TARGET_DWARF_REGISTER_SPAN): Define.
1049 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1051 * config.gcc : update score-*-elf(extra_objs).
1052 * config/score/mac.md : Remove.
1053 * config/score/misc.md : Remove.
1054 * config/score/score7.md : Remove.
1055 * config/score/score-mdaux.h : Remove.
1056 * config/score/score-mdaux.c : Remove.
1057 * config/score/score-version.h : Remove.
1058 * config/score/score-generic.md : New.
1059 * config/score/score3.h : New.
1060 * config/score/score3.c : New.
1061 * config/score/score7.h : New.
1062 * config/score/score7.c : New.
1063 * config/score/mul-div.S : add flush_cache score3 support.
1064 * config/score/elf.h : Fix some typos.
1065 * config/score/score.md : merge score3 and score7 pattern.
1066 * config/score/score.c : use to seperate which target it used.
1067 * config/score/score.h : use to seperate the target macro.
1068 * config/score/score.opt : remove -mmac option , add -mscore3,
1069 -mscore3d and -march OPTION support.
1071 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1073 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1074 that the offset of a variable is not greater than the size
1077 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1079 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1080 atmega88p, atmega168p and atmega328p devices.
1081 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1082 (CRT_BINUTILS_SPECS): (Ditto.).
1083 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1085 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1087 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1089 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1090 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1091 (print_insn): Move declaration to ...
1092 * rtl.h (print_insn): ... here.
1094 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1096 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1097 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1098 m68k_sched_branch_type): Move declarations to ...
1099 * config/m68/m68k-protos.h: ... here.
1101 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1103 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1105 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1107 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1108 * config/avr/avr.h (LINK_SPEC): Likewise.
1109 (CRT_BINUTILS_SPECS): Likewsie.
1110 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1112 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1114 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1115 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1116 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1118 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1121 * reg-stack.c (move_for_stack_reg): Swap input argument of
1122 UNSPEC_TAN insn to the top of the stack.
1124 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1128 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1129 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1130 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1131 immediate shift value.
1132 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1133 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1134 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1135 Remove macros for !__OPTIMIZE__ case.
1137 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1139 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1141 (perform_var_substitution): Only DFS from real nodes. Don't test
1143 (unite_pointer_equivalences): Fix broken test.
1145 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1147 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1148 altivec sp_offset. Rearrange sp_offset assignments to
1149 correspond to stack adjustments. Use frame_reg_rtx for
1150 SPE register restores. Correct SPE stack adjustment.
1152 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1154 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1155 * toplev.c (check_global_declaration_1): Use appropriate warning
1156 option instead of unnamed warning.
1157 * stor-layout.c (layout_decl): Likewise.
1158 * c-typeck.c (build_conditional_expr): Likewise.
1159 (build_compound_expr): Fix wrong comment.
1160 (build_binary_op): Use appropriate warning option instead of
1162 * cfgexpand.c (tree_expand_cfg): Likewise.
1163 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1164 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1165 (execute_warn_function_return): Likewise.
1166 * stmt.c (warn_if_unused_value): Likewise.
1168 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1170 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1171 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1173 (CRT_BINUTILS_SPECS): Likewsie.
1174 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1176 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1179 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1181 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1183 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1184 (fini_dce): Only release them for the fast pass.
1185 (end_ud_dce): Delete.
1186 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1187 Call fini_dce instead of end_ud_dce.
1188 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1189 (run_fast_df_dce): Reset df_in_progress to false on exit.
1191 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1192 Maxim Kuvyrkov <maxim@codesourcery.com>
1194 * target.h (unspec_may_trap_p): New target hook.
1195 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1196 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1198 * targhooks.h (default_unspec_may_trap_p): Declare it.
1199 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1200 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1201 * rtl.h (may_trap_p_1): Declare.
1203 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1204 override default hook implementation.
1205 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1208 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1210 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1211 options enabled by Wextra and mention Wuninitialized.
1213 2007-10-15 Nigel Stephens <nigel@mips.com>
1215 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1217 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1219 PR tree-optimization/33136
1220 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1222 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1224 PR tree-optimization/33735
1225 PR tree-optimization/33572
1226 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1227 2007-10-09's change.
1228 * except.c (duplicate_eh_regions): Don't look for prev_try
1229 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1231 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1234 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1235 __builtin_va_arg_pack-containing call stmt.
1237 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1239 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1242 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1244 PR tree-optimization/33619
1245 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1248 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1250 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1252 2007-10-15 Richard Guenther <rguenther@suse.de>
1254 * fold-const.c (extract_array_ref): Remove.
1255 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1256 generic address expression comparison folding. Remove
1257 the folding that used extract_array_ref.
1259 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1262 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1263 speculation type of insn can be changed before trying to do that.
1265 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1267 * dse.c (struct insn_info): Add 'frame_read' field.
1268 (scan_insn): For the call to a const function, set frame_read if
1269 reload has been run.
1270 If the insn reads the frame, kill the frame related stores.
1271 (scan_reads_nospill): Likewise.
1273 2007-10-14 Jason Merrill <jason@redhat.com>
1275 * tree-eh.c (optimize_double_finally): Don't assume that the
1276 cleanup we're duplicating is only one statement.
1278 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1280 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1281 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1282 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1283 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1284 tree-vect-transform.c: Fix comment typos.
1285 * doc/extend.texi: Fix a typo.
1287 * c-common.h: Remove the prototype for c_expand_body.
1288 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1289 * tree.h: Remove the prototype for fold_build_call_expr.
1291 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1293 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1295 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1297 * config/rs6000/aix53.h: New file.
1298 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1299 (TARGET_ALTIVEC_ABI): Same.
1300 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1301 (TARGET_ALTIVEC_ABI): Delete.
1302 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1303 stanza defaulting to aix5.3.
1305 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1307 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1308 (strmov): Use defined constants.
1309 (cmpstrnsi): Likewise.
1310 * config/i386/i386.c (decide_alg): Use defined constants.
1311 (ix86_expand_strlen): Likewise.
1313 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1315 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1316 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1317 (mode_for_reg_attrs, var_lowpart): New functions.
1318 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1319 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1320 or copy is known, set LOC to the SET that performs the set, instead
1322 (find_src_status, find_src_set_src): Remove LOC parameter.
1323 Replace INSN with the source value.
1324 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1325 handling MO_SET and MO_COPY. Update the calls to find_src_status
1326 and find_src_set_src.
1328 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1331 * config/i386/i386.md (strmov): Check for esi and edi usage.
1332 * config/i386/i386.c (decide_alg): Check whether we can use a
1333 rep prefix and adjust algorithm choice accordingly.
1334 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1336 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1338 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1340 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1342 * global.c (build_insn_chain): Formatting fixes.
1344 2007-10-12 Richard Guenther <rguenther@suse.de>
1346 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1347 combining both operands require either both have single uses
1348 or combining to a constant.
1350 2007-10-12 Richard Guenther <rguenther@suse.de>
1353 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1354 a rhs with side-effects or which is a load.
1355 (forward_propagate_into_cond): Also try combining both operands.
1357 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1359 PR tree-optimization/33742
1360 * tree-vect-transform.c (vectorizable_operation): Return false
1361 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1362 (vectorizable_call): Same for rhs_type and lhs_type.
1364 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1366 PR tree-optimization/33645
1367 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1368 pass it to walk_tree.
1369 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1370 When calling set_is_used on a VAR_DECL, if data is not NULL and
1371 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1372 DECL_INITIAL after clearing the bit in bitmap.
1373 (remove_unused_locals): Adjust mark_all_vars_used callers.
1374 Instead of removing unused global vars from unexpanded_var_list
1375 immediately record them in bitmap, call mark_all_vars_used on
1376 all used global vars from unexpanded_var_list and only purge
1377 global vars that weren't found used even during that step.
1379 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1381 * gthr-posix.h (__gthread_active_init): Create detached instead of
1382 joinable thread when testing whether threads are active on hppa-hpux.
1383 * gthr-posix95.h (__gthread_active_init): Likewise.
1385 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1388 * global.c (build_insn_chain): Include insn that occur between
1391 2007-10-11 Tom Tromey <tromey@redhat.com>
1393 * gengtype-yacc.y: Delete.
1395 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1398 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1399 function_value_32, function_value_64, function_value_ms_64,
1400 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1401 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1404 2007-10-11 Richard Guenther <rguenther@suse.de>
1406 * gcse.c (hash_scan_set): If the next nonnote insn is in
1407 a different basic block insert the set.
1409 2007-10-11 Richard Guenther <rguenther@suse.de>
1412 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1413 (verify_gimple_expr): Use it to verify pointer-to types for
1416 2007-10-11 Richard Guenther <rguenther@suse.de>
1419 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1420 the array element type.
1422 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1424 PR rtl-optimization/33638
1425 * dse.c (struct insn_info): Remove 'stack_read' field,
1426 add 'stack_pointer_based' field.
1427 (record_store): For a store with non-constant base, record
1428 whether it is stack pointer based.
1429 (scan_insn): For the call to a const function, remove stack
1430 pointer based stores from the list of local active stores.
1431 (scan_reads_nospill): Delete code dealing with const functions.
1433 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1435 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1437 (conflict_p, set_conflict, set_conflicts): Likewise.
1438 * global.c (global_alloc): Likewise.
1439 * ra.h: Update prototypes.
1441 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1443 * opth-gen.awk: Fixed generation of comment stating the origin
1446 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1449 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1450 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1451 and '%}', respectively.
1454 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1455 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1456 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1458 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1462 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1463 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1464 syntax for ASSEMBLER_DIALECT.
1465 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1467 2007-10-10 Revital Eres <eres@il.ibm.com>
1469 * modulo-sched.c (check_nodes_order): Dump the final order of
1471 (get_sched_window): Add dump info.
1472 (calculate_order_params): Dump order params of the nodes.
1474 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1477 * ra-conflict.c (record_one_conflict_between_regnos,
1478 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1479 (global_conflicts): Enhanced incorrect check.
1481 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1483 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1484 if flag_exceptions is not set.
1485 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1486 assemble_name rather than incorrectly emulating it.
1488 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1489 friends are removed from G++.
1491 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1493 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1494 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1495 enabling them is redundant. Don't check two times for
1498 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1500 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1502 (set_conflicts_for_earlyclobber): Likewise.
1503 (global_conflicts): Likewise.
1505 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1507 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1508 and '%}', respectively.
1510 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1512 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1513 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1515 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1518 2007-10-09 Richard Guenther <rguenther@suse.de>
1521 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1522 of referenced structure and component.
1524 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1527 * ra-conflict.c (record_one_conflict_between_regnos,
1528 set_conflicts_for_earlyclobber, global_conflicts): Improved
1530 (global_conflicts): Removed incorrect check.
1532 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1534 PR tree-optimization/33615
1535 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1536 if the statement might throw. Fix formatting.
1538 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1540 PR tree-optimization/33615
1541 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1542 if the rhs might throw.
1544 2007-10-09 Jan Hubicka <jh@suse.cz>
1546 * invoke.texi (align-threshold, align-loop-iterations): Document.
1547 * final.c: Include cfgloop.h, params.h
1548 (compute_alignments): Dump decisions and compare them with loop
1549 structure; honor given parameters.
1550 (pass_compute_alignments): New dump file.
1551 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1552 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1554 2007-10-09 James E. Wilson <wilson@specifix.com>
1556 PR tree-optimization/33655
1558 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1559 convert it to bitsizetype before size_binop call.
1561 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1563 PR tree-optimization/33572
1564 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1565 the absence of a corresponding edge from the exit block.
1567 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1570 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1572 (sra_build_assignment): Likewise. Set up mask depending on
1573 precision, not type.
1574 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1575 computing bit masks.
1576 (sra_build_elt_assignment): Don't view-convert from signed to
1578 (sra_explode_bitfield_assignment): Use bit-field type if
1579 possible. Use BYTES_BIG_ENDIAN.
1581 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1584 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1585 the original stmt can throw.
1586 (sra_build_bf_assignment): Fix type mismatch when applying negated
1589 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1591 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1592 '#pragma mark' to be executed at preprocessing time.
1594 2007-10-08 Ollie Wild <aaw@google.com>
1596 * varasm.c (compare_constant): Removed call to
1597 lang_hooks.expand_constant.
1598 (copy_constants): Removed call to lang_hooks.expand_constant.
1599 (compute_reloc_for_constant): Removed call to
1600 lang_hooks.expand_constant.
1601 (output_addressed_constants): Removed call to
1602 lang_hooks.expand_constant.
1603 (constructor_static_from_elts_p): Removed call to
1604 lang_hooks.expand_constant.
1605 (output_constant): Removed calls to lang_hooks.expand_constant.
1606 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1607 * langhooks-def.h (lhd_return_tree): Removed.
1608 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1609 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1610 * langhooks.c (lhd_return_tree): Removed.
1612 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1614 * combine.c (setup_incoming_promotions): Ensure that
1615 arguments that have not undergone mode promotions do not
1616 incorrectly get marked as being sign- or zero-extended.
1618 2007-10-08 Richard Guenther <rguenther@suse.de>
1623 * fold-const.c (fold_binary): Use correct types in folding
1624 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1625 and building of RROTATE_EXPR.
1627 2007-10-08 Richard Guenther <rguenther@suse.de>
1632 * fold-const.c (fold_binary): Use the correct types when
1633 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1634 (fold_binary): Use the correct types when folding
1635 (-A) - B to (-B) - A.
1636 (fold_unary): Use the correct types when folding ~(X).
1638 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1640 * doc/invoke.texi (Wall): fix formatting issues.
1642 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1644 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1645 truncated shift counts.
1647 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1649 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1650 syntax for ASSEMBLER_DIALECT.
1651 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1653 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1654 Nathan Froyd <froydnj@codesourcery.com>
1656 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1657 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1659 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1662 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1664 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1665 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1666 the function, temporarily point the debug interface to the null one.
1668 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1670 PR tree-optimization/33655
1672 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1675 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1677 PR tree-optimization/33572
1678 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1679 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1680 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1682 (copy_edges_for_bb): Handle nonlocal label edges.
1683 (make_nonlocal_label_edges): Deleted.
1684 (optimize_inline_calls): Don't call it.
1686 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1688 * gthr-single.h: Revert last change.
1690 2007-10-05 Michael Matz <matz@suse.de>
1693 * lower-subreg.c (decompose_multiword_subregs): Use
1694 validate_unshare_change().
1696 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1698 * ra-conflict.c: Include "sparseset.h".
1699 (conflicts): Change to HOST_WIDEST_FAST_INT.
1700 (allocnos_live): Redefine variable as a sparseset.
1701 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
1703 (allocno_row_words): Removed global variable.
1704 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1705 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1706 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1707 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1709 (record_one_conflict): Update uses of allocnos_live to use
1710 the sparseset routines. Use set_conflicts_p.
1711 (mark_reg_store): Likewise.
1712 (set_reg_in_live): Likewise.
1713 (global_conflicts): Update uses of allocnos_live.
1714 Use the new adjacency list to visit an allocno's neighbors
1715 rather than iterating over all possible allocnos.
1716 Call set_conflicts_p to setup conflicts rather than adding
1718 * global.c: Comments updated.
1719 (CONFLICTP): Delete define.
1720 (regno_compare): New function. Add prototype.
1721 (global_alloc): Sort the allocno to regno mapping according to
1722 which basic blocks the regnos are referenced in. Modify the
1723 conflict bit matrix to a compressed triangular bitmatrix.
1724 Only allocate the conflict bit matrix and adjacency lists if
1725 we are actually going to allocate something.
1726 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1727 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1728 allocno's neighbors rather than iterating over all possible allocnos.
1729 (mirror_conflicts): Removed function.
1730 (dump_conflicts): Iterate over regnos rather than allocnos so
1731 that all dump output will be sorted by regno number.
1732 Use the FOR_EACH_CONFLICT macro.
1733 * ra.h: Comments updated.
1734 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1735 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
1737 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1738 (adjacency_list_d, adjacency_iterator_d): New types.
1739 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1740 adjacency_iter_next, regno_basic_block): New static inline functions.
1741 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1742 (conflict_p): Add function prototype.
1743 * sparseset.h, sparseset.c: New files.
1744 * Makefile.in (OBJS-common): Add sparseset.o.
1745 (sparseset.o): New rule.
1747 2007-10-05 Richard Guenther <rguenther@suse.de>
1750 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1753 2007-10-05 Michael Matz <matz@suse.de>
1756 * function.c (match_asm_constraints_1): Check for input
1757 being used in the outputs.
1759 2007-10-05 Richard Guenther <rguenther@suse.de>
1761 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1763 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1766 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1767 subset checks. Make the cost of FPR -> FPR moves depend on
1768 mips_mode_ok_for_mov_fmt_p.
1770 2007-10-04 Doug Kwan <dougkwan@google.com>
1772 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1773 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1774 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1775 support of conditional variables.
1776 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1777 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1778 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1779 support of conditional variables.
1780 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1781 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1782 conditional variables.
1783 * gthr.h: Update comments to document new interface.
1785 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1787 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1790 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1792 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1794 2007-10-04 Richard Guenther <rguenther@suse.de>
1797 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1798 does not need to be of INTEGER_TYPE.
1799 (verify_gimple_2): New function split out from ...
1800 (verify_gimple_1): ... here. ICE if there was an error during
1803 2007-10-04 Michael Matz <matz@suse.de>
1805 PR rtl-optimization/33653
1806 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1807 * dse.c (scan_insn): Same.
1809 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1811 * config.gcc: Remove USE_GAS for m68k targets.
1813 2007-10-04 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/33627
1816 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1817 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1819 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1820 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1822 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1824 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1825 commands_in_epilogues): Remove variables.
1826 (avr_file_start): Remove unneded initializations of commands_in_file,
1827 commands_in_prologues and commands_in_epilogues variables.
1828 (avr_file_end): Remove dead code.
1830 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1832 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1833 MOTOROLA is to true.
1835 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1838 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1839 (mips_split_doubleword_move): ...this.
1840 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1841 use natural endianness for multi-format FPR values.
1842 (mips_split_64bit_move): Rename to...
1843 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1844 Use move_doubleword_fpr* patterns for moves involving FPRs.
1845 (mips_save_reg): Update the call to mips_split_64bit_move.
1846 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1847 nonzero constant into an FPR if the constant can be forced to memory.
1848 * config/mips/mips.md: Update the splitter calls to
1849 mips_split_64bit_move.
1850 (UNSPEC_LOAD_DF_LOW): Rename to...
1851 (UNSPEC_LOAD_LOW): ...this.
1852 (UNSPEC_LOAD_DF_HIGH): Rename to...
1853 (UNSPEC_LOAD_HIGH): ...this.
1854 (UNSPEC_STORE_DF_HIGH): Rename to...
1855 (UNSPEC_STORE_WORD): ...this.
1856 (SPLITF): New mode iterator.
1857 (HALFMODE): New mode attribute.
1858 (movtf): New expander.
1859 (*movtf_internal): New define_insn_and_split.
1860 (move_doubleword_fpr<mode>): New expander.
1861 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1863 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1864 (mfhc1<mode>): ...these more general patterns.
1866 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1868 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1870 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1872 * gcse.c (hash_scan_set): Insert set in insn before note at
1873 the end of basic block.
1875 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1877 PR tree-optimization/33576
1878 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1879 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1880 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1881 (remove_iv): Declared.
1882 * lambda-code.c (remove_iv): Not static.
1883 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1884 Don't remove ivs there, save ivs in the buffer.
1886 2007-10-03 Jason Merrill <jason@redhat.com>
1889 * tree-eh.c (same_handler_p): New fn.
1890 (optimize_double_finally): New fn.
1891 (refactor_eh_r): New fn.
1892 (refactor_eh): New fn.
1893 (pass_refactor_eh): New pass.
1894 * tree-pass.h: Declare it.
1895 * passes.c (init_optimization_passes): Add it.
1897 2007-10-03 Doug Kwan <dougkwan@google.com>
1898 Richard Guenther <rguenther@suse.de>
1901 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1902 be conservative instead.
1904 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1907 * doc/invoke.texi (-fwhole-program): Document that Fortran
1908 doesn't support this option.
1910 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1913 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1916 2007-10-02 David Daney <ddaney@avtrex.com>
1918 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1919 against constant zero.
1920 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1923 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1925 * ra-conflict.c: New file.
1927 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1928 usage to DF_LIVE usage.
1929 (reload): Remove reference to df_get_live_top.
1930 * rtlanal.c (subreg_nregs_with_regno): New function.
1931 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1932 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1933 (df_has_eh_preds): Removed.
1934 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1935 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1937 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1938 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1939 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1940 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1941 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1942 (global_alloc): Turn off rescanning insns after call to
1943 global_conflicts and added call to set_preferences.
1944 (global_conflicts): Moved to ra-alloc.c.
1945 (set_preferences_1, set_preferences): New function.
1946 (mirror_conflicts): Changed types for various variables.
1947 (mark_elimination): Change DF_RA_LIVE
1948 usage to DF_LIVE usage.
1949 (build_insn_chain): Rewritten from scratch and made local.
1950 (print_insn_chain, print_insn_chains): New functions.
1951 (dump_conflicts): Do not print conflicts for fixed_regs.
1952 (rest_of_handle_global_alloc): Turn off insn rescanning.
1953 * hard-reg-set.h: Fixed comment.
1954 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1955 usage to DF_LIVE usage and delete refs to TOP sets.
1956 (block_alloc): Mark regs as live if they are in the artificial
1957 defs at top of block.
1958 (find_stack_regs): New function.
1959 (rest_of_handle_local_alloc): Changed urec problem to live
1960 problem and do not turn off df rescanning.
1961 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1962 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1963 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1964 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1965 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1966 fields in df_ref_flags. The rest have been renumbered.
1967 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1969 * rtl.h (subreg_nregs_with_regno): New function.
1970 * df-problems.c: (df_get_live_out, df_get_live_in,
1971 df_get_live_top): Removed reference to DF_RA_LIVE.
1972 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1973 df_live_alloc, df_live_reset, df_live_local_finalize,
1974 df_live_free): Make top set only if different from in set.
1975 (df_lr_top_dump, df_live_top_dump): Only print top set if
1976 different from in set.
1977 (df_lr_bb_local_compute): Removed unnecessary check.
1978 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1979 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1980 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1981 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1982 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1983 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1984 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1985 df_urec_add_problem): Removed.
1986 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1988 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1989 * basic_block.h (bb_has_abnormal_pred): New function.
1990 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1991 usage to DF_LIVE usage.
1993 2007-10-02 Revital Eres <eres@il.ibm.com>
1995 * config/rs6000/predicates.md (easy_vector_constant): Return false
1996 for 750CL paired vectors.
1997 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1999 (vec_initv2sf): Add new description.
2000 (vconcatsf): Likewise.
2001 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2002 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2004 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2006 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2007 sinking the last stmt in a BB.
2009 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2012 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2013 (sra_hash_tree): Handle BIT_FIELD_REFs.
2014 (sra_elt_hash): Don't hash bitfld blocks.
2015 (sra_elt_eq): Skip them in parent compares as well. Handle
2017 (build_element_name_1): Handle BIT_FIELD_REFs.
2018 (instantiate_element): Propagate nowarn from parents. Create
2019 BIT_FIELD_REF for variables that are widened by scalarization.
2020 Gimple-zero-initialize all bit-field variables that are not
2021 part of parameters that are going to be scalarized on entry.
2022 (instantiate_missing_elements_1): Return the sra_elt.
2023 (canon_type_for_field): New.
2024 (try_instantiate_multiple_fields): New. Infer widest possible
2025 access mode from decl or member type, but clip it at word
2026 size, and only widen it if a field crosses an alignment
2028 (instantiate_missing_elements): Use them.
2029 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2030 (scalar_bitfield_p): New.
2031 (sra_build_assignment): Optimize assignments from scalarizable
2032 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2035 (sra_build_bf_assignment): New. Optimize assignments to
2036 scalarizable BIT_FIELD_REFs.
2037 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2038 assignments to full variables.
2039 (generate_copy_inout): Use the new macros and functions.
2040 (generate_element_copy): Likewise. Handle bitfld differences.
2041 (generate_element_zero): Don't recurse for blocks. Use
2042 sra_build_elt_assignment.
2043 (generate_one_element_init): Take elt instead of var. Use
2044 sra_build_elt_assignment.
2045 (generate_element_init_1): Adjust.
2046 (bitfield_overlap_info): New struct.
2047 (bitfield_overlaps_p): New.
2048 (sra_explode_bitfield_assignment): New. Adjust widened
2049 variables to account for endianness.
2050 (sra_sync_for_bitfield_assignment): New.
2051 (scalarize_use): Re-expand assignment to/from scalarized
2052 BIT_FIELD_REFs. Explode or sync needed members for
2053 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2054 (scalarize_copy): Use REPLDUP.
2055 (scalarize_ldst): Move assert before dereference. Adjust EH
2057 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2059 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2061 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2062 Rename CR_* constants to CMP_*. Fix spacing.
2064 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2067 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2068 to be processed with the special script doc/install.texi2html.
2070 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2072 * doc/invoke.texi (Wall): List the options enabled by Wall.
2073 (Wstrict-aliasing): Add missing @option.
2075 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2077 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2078 rather than gen_lowpart to change a register from DImode to DFmode.
2079 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2080 both FROM and TO are integer modes that are no bigger than 4 bytes.
2081 (mips_mode_ok_for_mov_fmt_p): New function.
2082 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2083 (mips_secondary_reload_class): Tweak formatting and comments.
2084 Use reg_class_subset_p instead of direct comparisons with
2085 classes. Only allow direct FPR<->FPR moves for modes that
2086 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2087 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2088 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2089 (*movdi_64bit): Likewise.
2090 (*movsi_internal): Likewise.
2091 (*movhi_internal): Likewise.
2092 (*movqi_internal): Likewise.
2094 2007-09-30 Diego Novillo <dnovillo@google.com>
2097 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2100 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2102 PR tree-optimization/33597
2103 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2104 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2106 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2108 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2109 instead of variants of (!reload_in_progress && !reload_completed).
2110 (x86_expand_vector_move): Ditto.
2112 2007-09-28 Ollie Wild <aaw@google.com>
2115 2007-09-27 Ollie Wild <aaw@google.com>
2117 * varasm.c (compare_constant): Removed call to
2118 lang_hooks.expand_constant.
2119 (copy_constants): Removed call to lang_hooks.expand_constant.
2120 (compute_reloc_for_constant): Removed call to
2121 lang_hooks.expand_constant.
2122 (output_addressed_constants): Removed call to
2123 lang_hooks.expand_constant.
2124 (constructor_static_from_elts_p): Removed call to
2125 lang_hooks.expand_constant.
2126 (output_constant): Removed calls to lang_hooks.expand_constant.
2127 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2128 * langhooks-def.h (lhd_return_tree): Removed.
2129 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2130 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2131 * langhooks.c (lhd_return_tree): Removed.
2133 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2136 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2137 argument to gen_selb.
2139 2007-09-28 Chao-ying Fu <fu@mips.com>
2141 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2142 * doc/libgcc.texi (Fixed-point fractional library routines):
2143 Fix typos for neg and cmp functions.
2145 2007-09-28 Michael Matz <matz@suse.de>
2147 PR rtl-optimization/33552
2148 * function.c (match_asm_constraints_1): Check for overlap in
2149 inputs and replace all occurences.
2151 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2153 * config/mips/mips.c (override_options): Fix comment typo.
2155 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2157 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2158 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2159 * config/bfin/t-bfin-linux (crti.o): Don't build.
2161 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2162 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2164 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2166 2007-09-27 Ollie Wild <aaw@google.com>
2168 * varasm.c (compare_constant): Removed call to
2169 lang_hooks.expand_constant.
2170 (copy_constants): Removed call to lang_hooks.expand_constant.
2171 (compute_reloc_for_constant): Removed call to
2172 lang_hooks.expand_constant.
2173 (output_addressed_constants): Removed call to
2174 lang_hooks.expand_constant.
2175 (constructor_static_from_elts_p): Removed call to
2176 lang_hooks.expand_constant.
2177 (output_constant): Removed calls to lang_hooks.expand_constant.
2178 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2179 * langhooks-def.h (lhd_return_tree): Removed.
2180 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2181 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2182 * langhooks.c (lhd_return_tree): Removed.
2184 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2187 * expr.c (emit_group_load_1): Split constant double when destination
2188 length is half source length.
2190 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2192 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2193 (mips_cpu_info): Add tune_flags.
2194 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2195 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2197 (override_options): Remove deprecation code. Use branch-likely
2198 instructions for optimize_size or if the tuning flags do not
2199 suggest otherwise. Tweak warning.
2200 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2202 2007-09-27 Matthias Klose <doko@ubuntu.com>
2204 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2205 multilib osdirname if it exists.
2206 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2208 2007-09-27 Ian Lance Taylor <iant@google.com>
2210 PR tree-optimization/33565
2211 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2212 assignments of comparisons.
2213 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2214 parameter. Change caller. Defer overflow warnings around call to
2216 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2217 TREE_NO_WARNING is set on the statement.
2218 * tree-ssa-forwprop.c
2219 (tree_ssa_forward_propagate_single_use_vars): Don't test
2220 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2221 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2223 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2225 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2226 reduce offset by units of 0x10000 for SPE vector modes or modes
2227 used with E500 double instructions.
2229 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2231 * simplify-rtx.c (comparison_result): New.
2232 (simplify_const_relational_operation): Use it instead of the five
2233 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2234 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2235 optimizations. Extract nonzero_address_p optimizations into a
2236 separate "if" together with optimizations where op1 is const0_rtx.
2237 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2238 floating-point arguments too when appropriate. Hoist test for ABS
2239 outside the final switch statement.
2240 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2241 folded_arg0 if we found a constant equivalent. Remove
2242 transformations done in simplify-rtx.c for "op0 RELOP op0".
2244 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2246 * builtins.c (expand_builtin, expand_builtin_object_size,
2247 expand_builtin_memory_chk, maybe_emit_chk_warning,
2248 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2250 * expr.c (expand_expr_real_1): Likewise.
2251 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2252 (lhd_print_error_function): Add third argument.
2253 * langhooks.h (struct diagnostic_info): Add forward decl.
2254 (struct lang_hooks): Add third argument to print_error_function.
2255 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2256 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2258 (diagnostic_report_current_function): Likewise.
2259 * toplev.c (announce_function): Pass NULL as second argument to
2260 diagnostic_set_last_function.
2261 * diagnostic.c (diagnostic_report_current_function): Add second
2262 argument, pass it as third argument to lang_hooks.print_error_function.
2263 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2264 to diagnostic_report_current_function.
2265 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2266 and message.abstract_origin.
2267 (verbatim): Initialize abstract_origin.
2268 * pretty-print.h (text_info): Add abstract_origin field.
2269 * pretty-print.c (pp_base_format): Handle %K.
2270 * langhooks.c (lhd_print_error_function): Add third argument. If
2271 diagnostic->abstract_origin, print virtual backtrace.
2272 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2273 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2274 (init_dynamic_diag_info): Likewise.
2276 2007-09-26 David Daney <ddaney@avtrex.com>
2279 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2280 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2281 sync_old_nand<mode>, sync_new_nand<mode>,
2282 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2283 Update length attributes.
2284 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2285 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2287 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2288 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2289 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2292 2007-09-26 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/33563
2295 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2296 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2298 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2299 get_use_of_stmt_lhs.
2301 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2304 * c-common.c (complete_array_type): Diagnose too-large arrays and
2305 set type to error_mark_node.
2307 2007-09-26 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/30375
2310 PR tree-optimization/33560
2311 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2315 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2317 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2318 (dse_global_data): Add aggregate_vardecl field.
2319 (dse_possible_dead_store_p): New.
2320 Add prev_defvar variable.
2321 Allow immediate uses and previous immediate uses to differ
2322 if they are setting different parts of the whole.
2323 (get_aggregate_vardecl): New.
2324 (dse_record_partial_aggregate_store): New.
2325 (dse_whole_aggregate_clobbered_p): New.
2326 (dse_partial_kill_p): New.
2327 Call dse_maybe_record_aggregate_store().
2328 When checking whether a STMT and its USE_STMT refer to the
2329 same memory address, check also for partial kills that clobber
2331 Move some variable definitions to the block where they are used.
2332 (aggregate_vardecl_hash): New.
2333 (aggregate_vardecl_eq): New.
2334 (aggregate_vardecl_free): New.
2335 (aggregate_whole_store_p): New.
2336 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2337 Mark which aggregate stores we care about.
2339 2007-09-25 DJ Delorie <dj@redhat.com>
2342 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2345 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2348 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2349 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2350 for vector int32 -> int64 conversions. Don't write beyond the end
2351 of the allocated vector for int32 -> int64 conversions.
2353 2007-09-25 Revital Eres <eres@il.ibm.com>
2355 * config/rs6000/paired.h (paired_sel): New.
2356 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2357 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2358 when expanding selv2sf.
2359 * config/rs6000/rs6000.h (rs6000_builtins): Add
2360 PAIRED_BUILTIN_SELV2SF4.
2362 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2365 * c-typeck.c (default_conversion): Call require_complete_type
2366 before perform_integral_promotions.
2367 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2368 (build_c_cast): Call require_complete_type except for casts to
2370 (convert_for_assignment): Call require_complete_type.
2372 2007-09-25 Revital Eres <eres@il.ibm.com>
2374 * config/spu/spu.md: Fix doloop pattern.
2376 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2378 * config/bfin/bfin.c (expand_prologue_reg_save,
2379 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2380 and ASTAT moved here...
2381 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2382 ... from here. New argument ALL; callers changed.
2383 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2384 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2385 have the "saveall" attribute.
2387 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2389 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2391 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2392 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2393 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2395 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2396 with REG_P tests before REGNO access.
2398 2007-09-24 DJ Delorie <dj@redhat.com>
2401 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2403 (movqicc_<code>_<mode>): Likewise.
2404 (movhicc_<code>_<mode>): Likewise.
2406 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2409 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2410 register for reload.
2412 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2415 * config/i386/i386.c (ix86_comp_type_attributes): Check
2418 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2420 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2421 "move.l %a4,%a4" to produce nops.
2422 * config/m68k/m68k.c (override_options): Reset align options,
2423 if neccessary align macro isn't avaible.
2425 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2427 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2429 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2431 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2433 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2434 reload is completed.
2435 (peephole pattern): Convert most of them to RTL peephole pattern.
2437 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2439 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2440 (moved from fp compare patterns).
2441 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2442 Cleanup predicates to relieve reload.
2443 (conditional_trap): Reject conditional trap with fp condition.
2444 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2445 certain constants early.
2447 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2449 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2451 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2453 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2454 Allow --with-tune=cell and --with-cpu=cell.
2456 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2458 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2459 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2461 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2463 (TARGET_BUILTIN_RECIPROCAL): Use it.
2464 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2465 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2466 (rs6000_emit_swrsqrtsf): New.
2467 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2469 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2470 (divsf3): Remove swdiv support.
2473 (rsqrt_internal1): New.
2474 (divdf3): Remove swdiv support.
2477 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2480 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2482 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2483 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2484 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2485 lang_hooks.type.type_hash_eq in addition to generic tests.
2487 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2488 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2490 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2491 reflect the cost per call to a target specific builtin.
2492 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2493 call to a target specific builtin, then use target_builtin_call_cost.
2494 (init_inline_once): Initialize target_builtin_call_cost field.
2496 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2499 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2502 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2504 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2505 * configure: Regenerated.
2507 2007-09-23 Ollie Wild <aaw@google.com>
2509 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2511 (get_pointer_modulus_and_residue): New function.
2513 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2515 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2516 combine an SC return value into a single register.
2518 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2520 * opth-gen.awk (target_flags_explicit): Declare.
2521 * toplev.h (target_flags_explicit): Delete declaration.
2522 * toplev.c (target_flags): Likewise.
2523 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2524 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2525 Never return true for TARGET_MIPS16.
2526 * config/mips/mips.c (mips_llsc): Delete.
2527 (mips_handle_option): Remove -mllsc handling.
2528 (mips_strip_unspec_address): Tweak comment.
2529 * config/mips/mips.opt (mllsc): Use a target mask.
2531 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2533 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2534 word_mode as well as Pmode.
2536 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2538 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2539 parameters from word_mode to the subword type if such a truncation
2542 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2544 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2545 * configure: Regenerated.
2547 2007-09-23 Jan Hubicka <jh@suse.cz>
2549 * params.def (INLINE_CALL_COST): Set to 12.
2550 * invoke.texi (inline-call-cost): Update default value.
2552 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2554 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2556 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2557 Revital Eres <eres@il.ibm.com>
2559 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2560 checks whether the count_reg is found outside the control part.
2562 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2564 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2565 instead of checking CALL_EXPR_FN directly to test for builtins.
2566 If error or warning attributes are present, print
2567 error resp. warning.
2568 * c-common.c (handle_error_attribute): New function.
2569 (c_common_attribute_table): Add error and warning
2571 * doc/extend.texi: Document error and warning attributes.
2573 * tree.h (block_nonartificial_location): New prototype.
2574 * tree.c (block_nonartificial_location): New function.
2575 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2576 if artificial attribute is present on abstract inline decl.
2577 * c-common.c (handle_artificial_attribute): New function.
2578 (c_common_attribute_table): Add artificial attribute.
2579 * final.c (override_filename, override_linenum): New variables.
2580 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2581 and override_linenum if inside of a block inlined from
2582 __attribute__((__artificial__)) function.
2583 (notice_source_line): Honor override_filename and override_linenum.
2584 * doc/extend.texi: Document __attribute__((__artificial__)).
2585 * config/i386/emmintrin.h: Add __artificial__ attribute to
2586 all __always_inline__ functions.
2587 * config/i386/mmintrin.h: Likewise.
2588 * config/i386/tmmintrin.h: Likewise.
2589 * config/i386/mm3dnow.h: Likewise.
2590 * config/i386/pmmintrin.h: Likewise.
2591 * config/i386/ammintrin.h: Likewise.
2592 * config/i386/xmmintrin.h: Likewise.
2593 * config/i386/smmintrin.h: Likewise.
2594 * config/i386/bmmintrin.h: Likewise.
2595 * config/i386/mmintrin-common.h: Likewise.
2598 * expr.c (expand_constructor): New function.
2599 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2600 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2603 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2605 * config/mips/mips.c (dump_constants_1): Generalize to include
2606 fractional and accumulator modes.
2608 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2610 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2611 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2613 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2614 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2616 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2618 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2620 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2621 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2623 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2624 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2625 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2627 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2629 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2630 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2631 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2633 2007-09-22 Jason Merrill <jason@redhat.com>
2636 * attribs.c (lookup_attribute_spec): Split out...
2637 (decl_attributes): From here.
2638 * tree.h: Declare it.
2640 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2642 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2644 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2646 * tree-inline.c (remap_type_1): Correctly chain variants.
2648 2007-09-22 Richard Guenther <rguenther@suse.de>
2650 PR tree-optimization/33146
2651 * fold-const.c (fold_binary): Use the original tree
2653 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2654 also changes "sign".
2656 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2659 * except.c (finish_eh_generation): Call commit_edge_insertions if
2660 there are insns queued on the entry edge.
2661 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2664 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2666 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2668 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2670 * gcc/config/i386/i386.c: Delete trailing whitespace.
2671 * gcc/config/i386/i386.h: Ditto.
2672 * gcc/config/i386/bmmintrin.h: Ditto.
2673 * gcc/config/i386/sync.md: Ditto.
2674 * gcc/config/i386/ppro.md: Ditto.
2675 * gcc/config/i386/mmx.md: Ditto.
2676 * gcc/config/i386/constraints.md: Ditto.
2677 * gcc/config/i386/sse.md: Ditto.
2678 * gcc/config/i386/athlon.md: Ditto.
2679 * gcc/config/i386/i386.md: Ditto.
2681 2007-09-21 Richard Guenther <rguenther@suse.de>
2683 PR tree-optimization/33508
2684 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2685 quadratic loop by keeping a bitmap of variables we have
2686 to clobber all subvariables for.
2687 (set_initial_properties): Likewise.
2689 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2691 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2693 2007-09-20 Nigel Stephens <nigel@mips.com>
2694 Chao-ying Fu <fu@mips.com>
2696 * c-decl.c (finish_declspecs): When _Sat is used without
2697 _Fract or _Accum, set the default type to cts_fract.
2698 This avoids a warning of "type defaults to int".
2700 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2702 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2703 bit-fields wider than one bit.
2705 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2708 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2710 * dbxout.c (dbxout_type): Likewise.
2714 * gimplify.c (gimplify_vla_decl): New function.
2715 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2717 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2719 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2721 * doc/invoke.texi (-minterlink-mips16): Document.
2722 * config/mips/mips.opt (minterlink-mips16): New option.
2723 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2726 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2728 * doc/extend.texi (Attribute Syntax): Remove old speculative
2731 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2733 * combine.c: Include cgraph.h.
2734 (setup_incoming_promotions): Rework to allow more aggressive
2735 elimination of sign extensions when all call sites of the
2736 current function are known to lie within the current unit.
2738 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2740 * dse.c (find_shift_sequence): No-op rework of control flow.
2742 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2744 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2745 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2747 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2749 * cfgexpand.c (dump_stack_var_partition): Use the correct
2750 index for the offset.
2752 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2754 * config/mips/sde.h: Switch to GPLv3.
2756 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2758 * tree-sra.c (decide_block_copy): Decide if there are groups.
2760 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2762 * config/m68k/m68k.c (output_move_himode): Remove jump table
2764 config/m68k/m68k.md (lea): Likewise.
2765 * config/m68k/m68k.c (print_operand_address): Use simple pc
2766 relative addressing.
2768 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2770 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2771 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2773 (asm_insn_count): Pass template as second argument to it.
2774 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2775 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2776 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2777 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2778 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2779 (sh_insn_length_adjustment): Pass template as second argument to it.
2780 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2782 * config/bfin/bfin.md (define_asm_attributes): New.
2784 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2786 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2788 * config/bfin/print-sysroot-suffix.sh: New.
2789 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2790 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2791 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2792 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2793 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2794 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2795 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2796 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2797 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2798 (linux-sysroot-suffix.h): New target.
2799 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2800 (mspecld-anomaly): Likewise.
2801 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2802 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2803 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2804 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2805 (bfin_si_revision): Declare.
2806 (bfin_workarounds): Declare.
2807 (WA_SPECULATIVE_LOADS): Define.
2808 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2809 (WA_SPECULATIVE_SYNCS): Define.
2810 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2811 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2812 (LIB_SPEC): Add %s to the linker scripts.
2813 Use proper linker script for bf522, bf525, bf527,
2814 bf538, bf539, bf542, bf544, bf548, and bf549.
2815 * config/bfin/bfin.c (bfin_si_revision): Define.
2816 (bfin_workarounds): Define.
2817 (struct bfin_cpu): New.
2819 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2820 (override_options): Set bfin_workarounds.
2821 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2822 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2823 ENABLE_WA_SPECULATIVE_LOADS.
2824 (bfin_reorg): Likewise.
2825 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2826 macros for bf522, bf525, bf527, bf538, bf539,
2827 bf542, bf544, bf548, and bf549.
2828 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2829 Don't define __ID_SHARED_LIB__ when -msep-data.
2830 (TARGET_DEFAULT): Define as 0.
2831 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2832 * doc/invoke.texi (Blackfin Options): Document silicon
2833 revision part of -mcpu option and it now accepts bf522, bf525,
2834 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2836 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2838 * alias.c (memory_modified_1): Deconstify.
2839 (memory_modified_in_insn_p): Don't use const_note_stores.
2840 * rtl.h (const_note_stores): Delete.
2841 * rtlanal.c (const_note_stores): Likewise.
2843 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2845 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2848 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2852 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2853 (addsi_small_int): Likewise.
2854 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2855 (one_cmplsi2): Likewise.
2857 (enter_func): Expand insn using hard_frame_pointer_rtx and
2860 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2861 hard_frame_pointer_rtx instead of using REGNO() check.
2862 Properly sign extend GEN_INT() argument.
2864 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2866 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2868 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2869 alternatives with just jcc.
2870 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2871 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2872 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2873 dbge_hi, dbge_si): Likewise.
2875 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2877 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2878 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2879 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2880 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2881 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2883 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2885 * config/m68k/m68k-devices.def (51qe): New device.
2886 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2887 to all uses of FL_FOR_isa_c for compatibility.
2888 (all_microarchs): Add cfv1 microarchitecture.
2889 (m68k_handle_option): Handle m51qe option.
2890 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2891 (TUNE_CFV1): New macro.
2892 (enum uarch_type): Add ucfv1.
2893 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2895 2007-09-18 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/31863
2898 * tree-ssa-structalias.c (create_variable_info_for): Always
2899 free the fieldstack.
2901 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2903 * opts.c (decode_options): Enable vectorization under -O3.
2905 2007-09-18 Richard Guenther <rguenther@suse.de>
2907 PR tree-optimization/33340
2908 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2909 SSA_NAMEs that occur in abnormal PHI nodes.
2911 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2913 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2914 Don't use const_get_call_expr_in.
2915 * tree-gimple.c (const_get_call_expr_in): Delete.
2916 * tree-gimple.h (const_get_call_expr_in): Likewise.
2918 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2920 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2921 not yet have a basic block.
2922 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2924 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2926 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2927 to both ".section"s.
2929 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2931 * config/mips/mips.c (mips_output_mi_thunk): Use
2932 mips_function_ok_for_sibcall and const_call_insn_operand
2933 to determine if a direct sibcall is allowed. Use
2934 mips_classify_symbol to determine a global pointer is needed.
2936 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2938 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2940 2007-09-17 Chao-ying Fu <fu@mips.com>
2941 Nigel Stephens <nigel@mips.com>
2943 * config/fixed-bit.h: New file.
2944 * config/fixed-bit.c: New file.
2945 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2947 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2949 * c-format.h (format_kind_info): Add alloc_char field.
2950 * c-format.c (scanf_flag_specs): Add 'm'.
2951 (scanf_flag_pairs): Add 'a', 'm' pair.
2952 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2953 (format_types_orig): Add alloc_char fields.
2954 (check_format_info_main): Rename aflag to alloc_flag.
2955 Handle fki->alloc_char. modifier after width and before length
2956 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2957 length modifiers as well.
2958 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2961 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2962 returned by build_call_expr.
2964 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2966 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2967 NULL for variable-sized records too.
2968 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2970 2007-09-17 Tom Tromey <tromey@redhat.com>
2972 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2973 (c_builtin_function): Likewise.
2974 (grokdeclarator): Likewise.
2976 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2978 PR rtl-optimization/26449
2979 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2980 (seq_insns_valid_p): Removed.
2982 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2984 * tree-nomudflap.c (gate_mudflap): New static function.
2985 (pass_mudflap_1): Use it as gate function.
2986 (pass_mudflap_2): Likewise.
2988 2007-09-17 Jan Hubicka <jh@suse.cz>
2992 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2994 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2996 PR tree-optimization/33319
2997 * tree-vect-analyze.c (vect_same_range_drs): New.
2998 (vect_vfa_range_equal): New.
2999 (vect_is_duplicate_ddr): Removed.
3000 (vect_mark_for_runtime_alias_test): Do not perform marking when
3001 optimizing for size or max_param for alias checking is zero.
3002 Move the function before vect_analyze_data_ref_dependence.
3003 (vect_analyze_data_ref_dependence): Add call to
3004 vect_mark_for_runtime_alias_test in two cases when dependence
3006 (vect_analyze_data_ref_dependences): Do not call to
3007 vect_mark_for_runtime_alias_test.
3008 (vect_prune_runtime_alias_test_list): New.
3009 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3010 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3011 Update vec_outside_cost.
3012 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3013 (vect_create_cond_for_alias_checks): Build the base address of data
3014 reference from DR_GROUP_FIRST_DR.
3015 (vect_loop_versioning): New.
3016 (vect_transform_loop): Add a call to vect_loop_versioning.
3017 Remove factored out code.
3019 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3022 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3025 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3027 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3028 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3029 Fix the call to insn_rtx_cost. Skip access sizes that require a
3030 real truncation of the store register. Use convert_move instead
3031 of gen_lowpart when narrowing the result.
3032 (replace_read): Use convert_move instead of gen_lowpart when
3033 narrowing the store rhs.
3035 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3037 * config/mips/mips.md (SHORT): Fix long line.
3038 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3039 to QImode and HImode.
3041 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3043 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3045 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3047 * tree-parloops.c: New file.
3048 * tree-ssa-operands.h (free_stmt_operands): Declare.
3049 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3051 * tree-pass.h (pass_parallelize_loops): Declare.
3052 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3054 (build_omp_regions_1): Allow analysing just a single OMP region and
3056 ( build_omp_regions_root, omp_expand_local): New functions.
3057 (build_omp_regions): Add argument to build_omp_regions_1 call.
3058 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3059 autoparallelization is run.
3060 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3061 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3062 pass_parallelize_loops): New.
3063 * common.opt (ftree-parallelize-loops): New.
3064 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3065 parallelize_loops): Declare.
3066 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3067 * Makefile.in (tree-parloops.o): Added.
3068 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3070 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3071 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3072 one extra edge as well.
3073 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3074 Use VEC_free to free doms vector.
3075 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3076 operands. Recompute operand caches in the new function.
3077 (move_sese_region_to_fn): Update loop info.
3078 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3079 * tree-ssa-operands.c (free_stmt_operands): New function.
3081 * doc/passes.texi: Document autoparallelization.
3082 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3084 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3087 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3090 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3092 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3093 the VEC is not NULL.
3094 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3095 get_vectype_for_scalar_type succeeded.
3096 (vectorizable_conversion): Likewise.
3098 2007-09-14 Jan Hubicka <jh@suse.cz>
3100 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3103 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3106 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3107 register when operands[2] equals operands[1].
3108 (remainderxf3): Ditto.
3110 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3111 Nigel Stephens <nigel@mips.com>
3113 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3114 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3115 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3117 (_Unwind_ForcedUnwind): Likewise.
3118 (_Unwind_Resume): Likewise.
3119 (_Unwind_Resume_or_Rethrow): Likewise.
3120 (_Unwind_Backtrace): Likewise.
3121 (_Unwind_SjLj_RaiseException): Likewise.
3122 (_Unwind_SjLj_ForcedUnwind): Likewise.
3123 (_Unwind_SjLj_Resume): Likewise.
3124 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3125 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3127 (_Unwind_ForcedUnwind): Likewise.
3128 (_Unwind_Resume): Likewise.
3129 (_Unwind_Resume_or_Rethrow): Likewise.
3130 (_Unwind_Backtrace): Likewise.
3131 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3132 (_Unwind_ForcedUnwind): Likewise.
3133 (_Unwind_RaiseException): Likewise.
3134 (_Unwind_Resume): Likewise.
3135 (_Unwind_Resume_or_Rethrow): Likewise.
3137 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3138 nomips16 mode when IN_LIBGCC2 with hard float.
3140 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3142 * config/mips/sdemtk.opt: Update to GPLv3.
3143 * config/mips/sdemtk.h: Likewise.
3145 2007-09-14 Nigel Stephens <nigel@mips.com>
3147 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3148 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3149 for mipsisa32-*-linux*.
3151 2007-09-14 Nigel Stephens <nigel@mips.com>
3152 David Ung <davidu@mips.com>
3153 Thiemo Seufer <ths@mips.com>
3154 Richard Sandiford <richard@codesourcery.com>
3156 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3157 * configure.ac: Add a mipssde threading type.
3158 * configure: Regenerate.
3159 * config/mips/sdemtk.h: New file.
3160 * config/mips/t-sdemtk: Likewise.
3161 * config/mips/sdemtk.opt: Likewise.
3162 * gthr-mipssde.h: Likewise.
3163 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3164 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3165 (MIPS_ICACHE_SYNC): New macro, split from ...
3166 * config/mips/mips.md (clear_cache): ...here.
3167 * config/mips/mips.c (mips_save_reg_p): Check
3168 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3169 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3170 (build_mips16_call_stub): Likewise.
3172 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3174 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3176 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3179 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3180 current_frame_info.n_local_regs. Don't return emitted local
3182 (ia64_compute_frame_size): Improve unwind hack to put
3183 RP, PFS, FP in that order by allowing some of the registers
3184 been already emitted, as long as they are emitted to the
3187 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3189 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3190 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3191 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3193 2007-09-13 Eric Christopher <echristo@apple.com>
3194 Kenneth Zadeck <zadeck@naturalbridge.com>
3196 * dse.c (find_shift_sequence): New function.
3197 (replace_read): Add case to remove read if it requires shift.
3198 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3200 2007-09-13 Tom Tromey <tromey@redhat.com>
3202 * c-common.c (fname_as_string): Update.
3203 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3204 (c_lex_one_token): Update. Add 'parser' argument.
3205 (c_parser_simple_asm_expr): Update.
3206 (c_parser_attributes): Update.
3207 (c_parser_asm_statement): Update.
3208 (c_parser_asm_operands): Update.
3209 (c_parser_peek_token): Update.
3210 (c_parser_peek_2nd_token): Update.
3211 * c-lex.c (c_lex_string_translate): Remove.
3212 (c_lex_return_raw_strings): Likewise.
3213 (c_lex_with_flags): Added 'lex_flags' argument.
3214 (lex_string): Added 'translate' argument.
3215 * c-pragma.h (c_lex_with_flags): Update.
3216 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3217 (C_LEX_STRING_NO_TRANSLATE): New define.
3218 (C_LEX_RAW_STRINGS): Likewise.
3220 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3223 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3224 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3225 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3226 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3227 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3228 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3229 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3230 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3231 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3232 (bdesc_1arg): Add __builtin_bfin_ones.
3233 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3234 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3235 and __builtin_bfin_csqu_fr16.
3236 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3237 (ones): New define_insn.
3238 (ssaddhi3_parts): New define_insn.
3239 (sssubhi3_parts): New define_insn.
3240 (flag_mulhi_parts): New define_insn.
3242 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3244 * common.opt (femit-class-debug-always): Turn off by default.
3246 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3248 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3249 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3251 2007-09-13 James E. Wilson <wilson@specifix.com>
3253 PR tree-optimization/33389
3254 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3255 then set build_loads before returning.
3257 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3258 David Ung <davidu@mips.com>
3260 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3261 {d}addiu and a negative immediate such that it works with MIPS16
3264 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3267 * configure.ac (ld_vers): Support Linux linker.
3268 * configure: Regenerated.
3270 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3271 Sandra Loosemore <sandra@codesourcery.com>
3273 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3274 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3275 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3276 nomips16 into decl attributes.
3277 (TARGET_INSERT_ATTRIBUTES): Override.
3278 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3279 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3280 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3281 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3282 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3283 (mips_use_mips16_mode_p): Reimplement as a function that takes
3284 a decl and considers only decl attributes. If the decl is nested
3285 function, use its parent attributes.
3286 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3287 instead of SYMBOL_REF_MIPS16_FUNC_P.
3288 (mips_set_mips16_mode): Move call to sorry here from old
3289 mips_use_mips16_mode_p.
3290 (mflip_mips16_entry): New structure.
3291 (mflip_mips16_htab): New variable.
3292 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3293 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3294 (mips_merge_decl_attributes): New function.
3295 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3296 Use mips_use_mips16_mode_p.
3297 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3298 SYMBOL_REF_MIPS16_FUNC_P.
3299 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3301 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3303 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3305 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3308 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3310 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3311 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3312 Tony Linthicum <tony.linthicum@amd.com>
3314 * tree.h (function_args_iterator): New type to iterate over
3316 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3317 function arguments providing a pointer to the argument.
3318 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3319 function arguments providing the argument.
3320 (function_args_iter_init): Inline function to initialize
3321 function_args_iterator.
3322 (function_args_iter_cond_ptr): Inline function to return the next
3323 pointer to hold the argument.
3324 (function_args_iter_cond): Inline function to return the next
3326 (function_args_iter_cond_next): Advance the function args
3328 (stdarg_p): New function, return true if variable argument
3330 (prototype_p): New function, return true if function is
3332 (function_args_count): New function, count the number of arguments
3335 * tree.c (stdarg_p): New function, return true if variable
3337 (prototype_p): New function, return true if function is
3340 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3341 (TARGET_ROUND): New macro for the round/ptest instructions which
3342 are shared between SSE4.1 and SSE5.
3343 (OPTION_MASK_ISA_ROUND): Ditto.
3344 (OPTION_ISA_ROUND): Ditto.
3345 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3346 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3348 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3349 (-mfused-madd): New switch to give users control over whether the
3350 compiler optimizes to use the multiply/add SSE5 instructions.
3352 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3353 m_ATHLON_K8_AMDFAM10, and change all uses.
3354 (enum pta_flags): Add PTA_SSE5.
3355 (ix86_handle_option): Turn off 3dnow if -msse5.
3356 (override_options): Add SSE5 support.
3357 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3359 (ix86_expand_sse_movcc): Add SSE5 support.
3360 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3361 vector type to the next largest size.
3362 (ix86_expand_sse5_pack): New function to use pperm to pack a
3363 vector type to the next smallest size.
3364 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3365 (IX86_BUILTIN_FMADDSD): Ditto.
3366 (IX86_BUILTIN_FMADDPS): Ditto.
3367 (IX86_BUILTIN_FMADDPD): Ditto.
3368 (IX86_BUILTIN_FMSUBSS): Ditto.
3369 (IX86_BUILTIN_FMSUBSD): Ditto.
3370 (IX86_BUILTIN_FMSUBPS): Ditto.
3371 (IX86_BUILTIN_FMSUBPD): Ditto.
3372 (IX86_BUILTIN_FNMADDSS): Ditto.
3373 (IX86_BUILTIN_FNMADDSD): Ditto.
3374 (IX86_BUILTIN_FNMADDPS): Ditto.
3375 (IX86_BUILTIN_FNMADDPD): Ditto.
3376 (IX86_BUILTIN_FNMSUBSS): Ditto.
3377 (IX86_BUILTIN_FNMSUBSD): Ditto.
3378 (IX86_BUILTIN_FNMSUBPS): Ditto.
3379 (IX86_BUILTIN_FNMSUBPD): Ditto.
3380 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3381 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3382 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3383 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3384 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3385 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3386 (IX86_BUILTIN_PPERM): Ditto.
3387 (IX86_BUILTIN_PERMPS): Ditto.
3388 (IX86_BUILTIN_PERMPD): Ditto.
3389 (IX86_BUILTIN_PMACSSWW): Ditto.
3390 (IX86_BUILTIN_PMACSWW): Ditto.
3391 (IX86_BUILTIN_PMACSSWD): Ditto.
3392 (IX86_BUILTIN_PMACSWD): Ditto.
3393 (IX86_BUILTIN_PMACSSDD): Ditto.
3394 (IX86_BUILTIN_PMACSDD): Ditto.
3395 (IX86_BUILTIN_PMACSSDQL): Ditto.
3396 (IX86_BUILTIN_PMACSSDQH): Ditto.
3397 (IX86_BUILTIN_PMACSDQL): Ditto.
3398 (IX86_BUILTIN_PMACSDQH): Ditto.
3399 (IX86_BUILTIN_PMADCSSWD): Ditto.
3400 (IX86_BUILTIN_PMADCSWD): Ditto.
3401 (IX86_BUILTIN_PHADDBW): Ditto.
3402 (IX86_BUILTIN_PHADDBD): Ditto.
3403 (IX86_BUILTIN_PHADDBQ): Ditto.
3404 (IX86_BUILTIN_PHADDWD): Ditto.
3405 (IX86_BUILTIN_PHADDWQ): Ditto.
3406 (IX86_BUILTIN_PHADDDQ): Ditto.
3407 (IX86_BUILTIN_PHADDUBW): Ditto.
3408 (IX86_BUILTIN_PHADDUBD): Ditto.
3409 (IX86_BUILTIN_PHADDUBQ): Ditto.
3410 (IX86_BUILTIN_PHADDUWD): Ditto.
3411 (IX86_BUILTIN_PHADDUWQ): Ditto.
3412 (IX86_BUILTIN_PHADDUDQ): Ditto.
3413 (IX86_BUILTIN_PHSUBBW): Ditto.
3414 (IX86_BUILTIN_PHSUBWD): Ditto.
3415 (IX86_BUILTIN_PHSUBDQ): Ditto.
3416 (IX86_BUILTIN_PROTB): Ditto.
3417 (IX86_BUILTIN_PROTW): Ditto.
3418 (IX86_BUILTIN_PROTD): Ditto.
3419 (IX86_BUILTIN_PROTQ): Ditto.
3420 (IX86_BUILTIN_PROTB_IMM): Ditto.
3421 (IX86_BUILTIN_PROTW_IMM): Ditto.
3422 (IX86_BUILTIN_PROTD_IMM): Ditto.
3423 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3424 (IX86_BUILTIN_PSHLB): Ditto.
3425 (IX86_BUILTIN_PSHLW): Ditto.
3426 (IX86_BUILTIN_PSHLD): Ditto.
3427 (IX86_BUILTIN_PSHLQ): Ditto.
3428 (IX86_BUILTIN_PSHAB): Ditto.
3429 (IX86_BUILTIN_PSHAW): Ditto.
3430 (IX86_BUILTIN_PSHAD): Ditto.
3431 (IX86_BUILTIN_PSHAQ): Ditto.
3432 (IX86_BUILTIN_FRCZSS): Ditto.
3433 (IX86_BUILTIN_FRCZSD): Ditto.
3434 (IX86_BUILTIN_FRCZPS): Ditto.
3435 (IX86_BUILTIN_FRCZPD): Ditto.
3436 (IX86_BUILTIN_CVTPH2PS): Ditto.
3437 (IX86_BUILTIN_CVTPS2PH): Ditto.
3438 (IX86_BUILTIN_COMEQSS): Ditto.
3439 (IX86_BUILTIN_COMNESS): Ditto.
3440 (IX86_BUILTIN_COMLTSS): Ditto.
3441 (IX86_BUILTIN_COMLESS): Ditto.
3442 (IX86_BUILTIN_COMGTSS): Ditto.
3443 (IX86_BUILTIN_COMGESS): Ditto.
3444 (IX86_BUILTIN_COMUEQSS): Ditto.
3445 (IX86_BUILTIN_COMUNESS): Ditto.
3446 (IX86_BUILTIN_COMULTSS): Ditto.
3447 (IX86_BUILTIN_COMULESS): Ditto.
3448 (IX86_BUILTIN_COMUGTSS): Ditto.
3449 (IX86_BUILTIN_COMUGESS): Ditto.
3450 (IX86_BUILTIN_COMORDSS): Ditto.
3451 (IX86_BUILTIN_COMUNORDSS): Ditto.
3452 (IX86_BUILTIN_COMFALSESS): Ditto.
3453 (IX86_BUILTIN_COMTRUESS): Ditto.
3454 (IX86_BUILTIN_COMEQSD): Ditto.
3455 (IX86_BUILTIN_COMNESD): Ditto.
3456 (IX86_BUILTIN_COMLTSD): Ditto.
3457 (IX86_BUILTIN_COMLESD): Ditto.
3458 (IX86_BUILTIN_COMGTSD): Ditto.
3459 (IX86_BUILTIN_COMGESD): Ditto.
3460 (IX86_BUILTIN_COMUEQSD): Ditto.
3461 (IX86_BUILTIN_COMUNESD): Ditto.
3462 (IX86_BUILTIN_COMULTSD): Ditto.
3463 (IX86_BUILTIN_COMULESD): Ditto.
3464 (IX86_BUILTIN_COMUGTSD): Ditto.
3465 (IX86_BUILTIN_COMUGESD): Ditto.
3466 (IX86_BUILTIN_COMORDSD): Ditto.
3467 (IX86_BUILTIN_COMUNORDSD): Ditto.
3468 (IX86_BUILTIN_COMFALSESD): Ditto.
3469 (IX86_BUILTIN_COMTRUESD): Ditto.
3470 (IX86_BUILTIN_COMEQPS): Ditto.
3471 (IX86_BUILTIN_COMNEPS): Ditto.
3472 (IX86_BUILTIN_COMLTPS): Ditto.
3473 (IX86_BUILTIN_COMLEPS): Ditto.
3474 (IX86_BUILTIN_COMGTPS): Ditto.
3475 (IX86_BUILTIN_COMGEPS): Ditto.
3476 (IX86_BUILTIN_COMUEQPS): Ditto.
3477 (IX86_BUILTIN_COMUNEPS): Ditto.
3478 (IX86_BUILTIN_COMULTPS): Ditto.
3479 (IX86_BUILTIN_COMULEPS): Ditto.
3480 (IX86_BUILTIN_COMUGTPS): Ditto.
3481 (IX86_BUILTIN_COMUGEPS): Ditto.
3482 (IX86_BUILTIN_COMORDPS): Ditto.
3483 (IX86_BUILTIN_COMUNORDPS): Ditto.
3484 (IX86_BUILTIN_COMFALSEPS): Ditto.
3485 (IX86_BUILTIN_COMTRUEPS): Ditto.
3486 (IX86_BUILTIN_COMEQPD): Ditto.
3487 (IX86_BUILTIN_COMNEPD): Ditto.
3488 (IX86_BUILTIN_COMLTPD): Ditto.
3489 (IX86_BUILTIN_COMLEPD): Ditto.
3490 (IX86_BUILTIN_COMGTPD): Ditto.
3491 (IX86_BUILTIN_COMGEPD): Ditto.
3492 (IX86_BUILTIN_COMUEQPD): Ditto.
3493 (IX86_BUILTIN_COMUNEPD): Ditto.
3494 (IX86_BUILTIN_COMULTPD): Ditto.
3495 (IX86_BUILTIN_COMULEPD): Ditto.
3496 (IX86_BUILTIN_COMUGTPD): Ditto.
3497 (IX86_BUILTIN_COMUGEPD): Ditto.
3498 (IX86_BUILTIN_COMORDPD): Ditto.
3499 (IX86_BUILTIN_COMUNORDPD): Ditto.
3500 (IX86_BUILTIN_COMFALSEPD): Ditto.
3501 (IX86_BUILTIN_COMTRUEPD): Ditto.
3502 (IX86_BUILTIN_PCOMEQUB): Ditto.
3503 (IX86_BUILTIN_PCOMNEUB): Ditto.
3504 (IX86_BUILTIN_PCOMLTUB): Ditto.
3505 (IX86_BUILTIN_PCOMLEUB): Ditto.
3506 (IX86_BUILTIN_PCOMGTUB): Ditto.
3507 (IX86_BUILTIN_PCOMGEUB): Ditto.
3508 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3509 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3510 (IX86_BUILTIN_PCOMEQUW): Ditto.
3511 (IX86_BUILTIN_PCOMNEUW): Ditto.
3512 (IX86_BUILTIN_PCOMLTUW): Ditto.
3513 (IX86_BUILTIN_PCOMLEUW): Ditto.
3514 (IX86_BUILTIN_PCOMGTUW): Ditto.
3515 (IX86_BUILTIN_PCOMGEUW): Ditto.
3516 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3517 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3518 (IX86_BUILTIN_PCOMEQUD): Ditto.
3519 (IX86_BUILTIN_PCOMNEUD): Ditto.
3520 (IX86_BUILTIN_PCOMLTUD): Ditto.
3521 (IX86_BUILTIN_PCOMLEUD): Ditto.
3522 (IX86_BUILTIN_PCOMGTUD): Ditto.
3523 (IX86_BUILTIN_PCOMGEUD): Ditto.
3524 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3525 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3526 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3527 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3528 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3529 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3530 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3531 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3532 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3533 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3534 (IX86_BUILTIN_PCOMEQB): Ditto.
3535 (IX86_BUILTIN_PCOMNEB): Ditto.
3536 (IX86_BUILTIN_PCOMLTB): Ditto.
3537 (IX86_BUILTIN_PCOMLEB): Ditto.
3538 (IX86_BUILTIN_PCOMGTB): Ditto.
3539 (IX86_BUILTIN_PCOMGEB): Ditto.
3540 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3541 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3542 (IX86_BUILTIN_PCOMEQW): Ditto.
3543 (IX86_BUILTIN_PCOMNEW): Ditto.
3544 (IX86_BUILTIN_PCOMLTW): Ditto.
3545 (IX86_BUILTIN_PCOMLEW): Ditto.
3546 (IX86_BUILTIN_PCOMGTW): Ditto.
3547 (IX86_BUILTIN_PCOMGEW): Ditto.
3548 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3549 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3550 (IX86_BUILTIN_PCOMEQD): Ditto.
3551 (IX86_BUILTIN_PCOMNED): Ditto.
3552 (IX86_BUILTIN_PCOMLTD): Ditto.
3553 (IX86_BUILTIN_PCOMLED): Ditto.
3554 (IX86_BUILTIN_PCOMGTD): Ditto.
3555 (IX86_BUILTIN_PCOMGED): Ditto.
3556 (IX86_BUILTIN_PCOMFALSED): Ditto.
3557 (IX86_BUILTIN_PCOMTRUED): Ditto.
3558 (IX86_BUILTIN_PCOMEQQ): Ditto.
3559 (IX86_BUILTIN_PCOMNEQ): Ditto.
3560 (IX86_BUILTIN_PCOMLTQ): Ditto.
3561 (IX86_BUILTIN_PCOMLEQ): Ditto.
3562 (IX86_BUILTIN_PCOMGTQ): Ditto.
3563 (IX86_BUILTIN_PCOMGEQ): Ditto.
3564 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3565 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3566 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3567 OPTION_MASK_ISA_ROUND for instructions that are shared between
3569 (bdesc_2arg): Ditto.
3570 (bdesc_sse_3arg): Ditto.
3571 (enum multi_arg_type): New enum for describing the various SSE5
3572 intrinsic argument types.
3573 (bdesc_multi_arg): New table for SSE5 intrinsics.
3574 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3575 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3577 (ix86_expand_builtin): Add SSE5 intrinsic support.
3578 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3579 operand instructions.
3580 (ix86_expand_sse5_multiple_memory): New function to split the
3581 second memory reference from SSE5 instructions.
3582 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3583 (ix86_return_pops_args): Use stdarg_p to determine if the function
3584 has variable arguments.
3585 (ix86_setup_incoming_varargs): Ditto.
3586 (x86_this_parameter): Ditto.
3588 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3590 (ix86_expand_sse5_pack): Ditto.
3591 (ix86_sse5_valid_op_p): Ditto.
3592 (ix86_expand_sse5_multiple_memory): Ditto.
3594 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3595 constant for SSE5 support.
3596 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3597 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3598 (UNSPEC_SSE5_PERMUTE): Ditto.
3599 (UNSPEC_SSE5_ASHIFT): Ditto.
3600 (UNSPEC_SSE5_LSHIFT): Ditto.
3601 (UNSPEC_FRCZ): Ditto.
3602 (UNSPEC_CVTPH2PS): Ditto.
3603 (UNSPEC_CVTPS2PH): Ditto.
3604 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3606 (COM_FALSE_S): Ditto.
3607 (COM_FALSE_P): Ditto.
3608 (COM_TRUE_S): Ditto.
3609 (COM_TRUE_P): Ditto.
3610 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3611 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3613 (memory attribute): Ditto.
3614 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3615 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3616 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3617 (floor<mode>2): Ditto.
3618 (ceil<mode>2): Ditto.
3619 (btrunc<mode>2): Ditto.
3620 (nearbyintdf2): Ditto.
3621 (nearbyintsf2): Ditto.
3622 (sse_setccsf): Disable if SSE5.
3623 (sse_setccdf): Ditto.
3624 (sse5_setcc<mode>): New support for SSE5 conditional move.
3625 (sse5_pcmov_<mode>): Ditto.
3627 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3629 (SSEMODEF2P): Ditto.
3630 (ssemodesuffixf4): New mode attribute for SSE5.
3631 (ssemodesuffixf2s): Ditto.
3632 (ssemodesuffixf2c): Ditto.
3633 (sserotatemax): Ditto.
3634 (ssescalarmode): Ditto.
3635 (sse_maskcmpv4sf3): Disable if SSE5.
3636 (sse_maskcmpv2df3): Ditto.
3637 (sse_vmmaskcmpv4sf3): Ditto.
3638 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3640 (sse5_vmfmadd<mode>4): Ditto.
3641 (sse5_fmsub<mode>4): Ditto.
3642 (sse5_vmfmsub<mode>4): Ditto.
3643 (sse5_fnmadd<mode>4): Ditto.
3644 (sse5_vmfnmadd<mode>4): Ditto.
3645 (sse5_fnmsub<mode>4): Ditto.
3646 (sse5_vmfnmsub<mode>4): Ditto.
3647 (sse5i_fmadd<mode>4): Ditto.
3648 (sse5i_fmsub<mode>4): Ditto.
3649 (sse5i_fnmadd<mode>4): Ditto.
3650 (sse5i_fnmsub<mode>4): Ditto.
3651 (sse5i_vmfmadd<mode>4): Ditto.
3652 (sse5i_vmfmsub<mode>4): Ditto.
3653 (sse5i_vmfnmadd<mode>4): Ditto.
3654 (sse5i_vmfnmsub<mode>4): Ditto.
3655 (mulv16qi3): Add SSE5 support.
3657 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3658 (sse2_mulv4si3): Disable if SSE5.
3659 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3660 (sse4_1_roundps): Ditto.
3661 (sse4_1_roundsd): Ditto.
3662 (sse4_1_roundss): Ditto.
3663 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3665 (sse_maskcmpsf3): Ditto.
3666 (sse_vmmaskcmpv4sf3): Ditto.
3667 (sse2_maskcmpv2df3): Ditto.
3668 (sse2_maskcmpdf3): Ditto.
3669 (sse2_vmmaskcmpv2df3): Ditto.
3670 (sse2_eq<mode>3): Ditto.
3671 (sse2_gt<mode>3): Ditto.
3672 (sse5_pcmov_<mode>): Add SSE5 support.
3673 (vec_unpacku_hi_v16qi): Ditto.
3674 (vec_unpacks_hi_v16qi): Ditto.
3675 (vec_unpacku_lo_v16qi): Ditto.
3676 (vec_unpacks_lo_v16qi): Ditto.
3677 (vec_unpacku_hi_v8hi): Ditto.
3678 (vec_unpacks_hi_v8hi): Ditto.
3679 (vec_unpacku_lo_v8hi): Ditto.
3680 (vec_unpacks_lo_v8hi): Ditto.
3681 (vec_unpacku_hi_v4si): Ditto.
3682 (vec_unpacks_hi_v4si): Ditto.
3683 (vec_unpacku_lo_v4si): Ditto.
3684 (vec_unpacks_lo_v4si): Ditto.
3685 (sse5_pmacsww): New SSE5 intrinsic insn.
3686 (sse5_pmacssww): Ditto.
3687 (sse5_pmacsdd): Ditto.
3688 (sse5_pmacssdd): Ditto.
3689 (sse5_pmacssdql): Ditto.
3690 (sse5_pmacssdqh): Ditto.
3691 (sse5_pmacsdqh): Ditto.
3692 (sse5_pmacsswd): Ditto.
3693 (sse5_pmacswd): Ditto.
3694 (sse5_pmadcsswd): Ditto.
3695 (sse5_pmadcswd): Ditto.
3696 (sse5_pcmov_<move>): Conditional move support on SSE5.
3697 (sse5_phaddbw): New SSE5 intrinsic insn.
3698 (sse5_phaddbd): Ditto.
3699 (sse5_phaddbq): Ditto.
3700 (sse5_phaddwd): Ditto.
3701 (sse5_phaddwq): Ditto.
3702 (sse5_phadddq): Ditto.
3703 (sse5_phaddubw): Ditto.
3704 (sse5_phaddubd): Ditto.
3705 (sse5_phaddubq): Ditto.
3706 (sse5_phadduwd): Ditto.
3707 (sse5_phadduwq): Ditto.
3708 (sse5_phaddudq): Ditto.
3709 (sse5_phsubbw): Ditto.
3710 (sse5_phsubwd): Ditto.
3711 (sse5_phsubdq): Ditto.
3712 (sse5_pperm): Ditto.
3713 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3714 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3715 (sse5_pperm_sign_v8hi_v4si): Ditto.
3716 (sse5_pperm_zero_v8hi_v4si): Ditto.
3717 (sse5_pperm_sign_v4si_v2di): Ditto.
3718 (sse5_pperm_sign_v4si_v2di): Ditto.
3719 (sse5_pperm_pack_v2di_v4si): Ditto.
3720 (sse5_pperm_pack_v4si_v8hi): Ditto.
3721 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3722 (sse5_perm<mode>): New SSE5 intrinsic insn.
3723 (rotl<mode>3): Ditto.
3724 (sse5_rotl<mode>3): Ditto.
3725 (sse5_ashl<mode>3): Ditto.
3726 (sse5_lshl<mode>3): Ditto.
3727 (sse5_frcz<mode>2): Ditto.
3728 (sse5s_frcz<mode>2): Ditto.
3729 (sse5_cvtph2ps): Ditto.
3730 (sse5_cvtps2ph): Ditto.
3731 (sse5_vmmaskcmp<mode>3): Ditto.
3732 (sse5_com_tf<mode>3): Ditto.
3733 (sse5_maskcmp<mode>3): Ditto.
3734 (sse5_maskcmp_uns<mode>3): Ditto.
3735 (sse5_maskcmp_uns2<mode>3): Ditto.
3736 (sse5_pcom_tf<mode>3): Ditto.
3738 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3740 (sse5_comparison_float_operator): New predicate to match the
3741 comparison operators supported by the SSE5 com instruction.
3742 (ix86_comparison_int_operator): New predicate to match just the
3743 signed int comparisons.
3744 (ix86_comparison_uns_operator): New predicate to match just the
3745 unsigned int comparisons.
3747 * doc/invoke.texi (-msse5): Add documentation.
3748 (-mfused-madd): Ditto.
3750 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3752 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3754 (x86_64-*-*): Ditto.
3756 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3758 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3759 intrinisics for SSE5.
3761 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3764 * config/i386/mmintrin-common.h: New file, to contain common
3765 instructions between SSE4.1 and SSE5.
3767 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3768 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3769 (gen_regparm_prefix): Ditto.
3771 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3772 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3773 prototype_p to determine if a function is prototyped.
3775 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3777 * config/dfp-bit.c (dfp_conversion_exception): New function.
3778 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3779 (DFP_TO_INT): Ditto.
3780 (INT_TO_DFP): Ditto.
3781 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3783 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3786 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3787 before sp restoration even when total_size is 0, but
3788 frame_pointer_needed.
3790 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3792 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3793 (xtensa_copy_incoming_a7): Use start_sequence instead of
3794 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3795 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3796 of the saveregs sequence.
3798 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3800 * c-tree.h (grokfield): Add a "tree *" argument.
3801 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3802 Chain nested decl attributes to it. Don't call decl_attributes here.
3803 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3804 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3805 (grokfield): Take a pointer to the decl's attributes and pass
3806 it to grokdeclarator.
3807 * c-parser.c (c_parser_struct_declaration): Update the calls to
3808 grokfield. Call decl_attributes for anonymous struct and union
3811 2007-09-12 Jan Hubicka <jh@suse.cz>
3813 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3815 2007-09-12 Ira Rosen <irar@il.ibm.com>
3817 PR tree-optimization/32377
3818 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3819 between positive and negative dependence distance using DDR_REVERSED_P.
3821 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3823 PR tree-optimization/33373
3824 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3825 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3827 2007-09-12 Jan Hubicka <jh@suse.cz>
3830 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3833 2007-09-12 Christian Bruel <christian.bruel@st.com>
3835 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3836 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3838 2007-09-12 Ira Rosen <irar@il.ibm.com>
3840 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3841 for oprnd1 if not required.
3842 (vectorizable_operation): Use scalar operand in SLP in case of
3843 shift with scalar argument.
3845 2007-09-12 Ira Rosen <irar@il.ibm.com>
3847 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3850 2007-09-11 James E. Wilson <wilson@specifix.com>
3852 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3853 TARGET_UNWIND_INFO is defined.
3854 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3857 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3859 * config/sh/sh.c (calc_live_regs): Use
3860 current_function_saves_all_registers instead of
3861 current_function_has_nonlocal_label.
3862 (sh_allocate_initial_value): Likewise.
3863 (sh_get_pr_initial_val): Likewise.
3864 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3865 * config/sh/sh.md (load_ra): Likewise.
3867 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3869 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3872 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3873 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3875 2007-09-12 Sa Liu <saliu@de.ibm.com>
3877 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3878 operands to DFmode GE or LE compares.
3880 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3882 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3883 REG_CLASS_NAMES): Add P0REGS.
3884 (REGNO_REG_CLASS): Return it where appropriate.
3885 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3886 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3887 * doc/md.texi (Blackfin family): Document 'q' constraints.
3889 2007-09-11 Steve Kenton <skenton@ou.edu>
3891 * pa/linux-unwind.h: Guard with inhibit_libc.
3892 * pa/hpux-unwind.h: Likewise.
3894 2007-09-11 David Daney <ddaney@avtrex.com>
3896 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3897 * doc/install.texi: Document new --with-llsc and --without-llsc
3899 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3900 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3901 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3903 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3904 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3905 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3906 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3907 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3908 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3909 * config/mips/mips.opt (mllsc): New option.
3910 * config/mips/mips.c (mips_llsc): Define variable.
3911 (mips_handle_option): Handle mllsc option.
3912 (override_options): Set mips_print_operand_punct for '|' and '-'.
3913 (print_operand): Add new %| and %- operand codes.
3914 * config/mips/mips.h (mips_llsc_setting): New enum type.
3915 (mips_llsc): Declare.
3916 (OPTION_DEFAULT_SPECS): Add llsc handling.
3917 (GENERATE_SYNC): New macro.
3918 (GENERATE_LL_SC): New macro.
3919 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3920 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3921 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3922 in %| and %- operand codes.
3924 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3926 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3927 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3929 2007-09-11 Jason Merrill <jason@redhat.com>
3932 * stor-layout.c (layout_decl): Do pack variable size fields.
3934 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3936 * config/m68k/predicates.md (movsi_const0_operand,
3937 non_symbolic_call_operand): New predicates.
3939 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3941 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3942 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3943 CW, CZ, CS, Ap and Ac.
3945 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3946 (constraints.md): New include.
3947 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3948 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3949 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3951 (pushdi): Add split.
3952 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3953 attributes. Split tstsi_internal_68020_cf from it.
3954 (tstsi_internal_68020_cf): New pattern.
3955 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3956 (tst<mode>_cf): Specify attributea.
3957 (cmpsi_cf): Name pattern. Specify attributes.
3958 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3959 (pushexthisi_const): Fix to use alternatives. Specify
3961 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3962 from it. Fix to use alternatives. Specify attributes.
3963 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3964 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3966 (movsf_cf_soft): Specify attributes.
3967 (movdf_cf_soft): Add split.
3968 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3969 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3970 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3971 (truncdfsf2_68881): Name pattern. Specify attributes.
3972 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3973 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3974 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3976 (addsi3_5200): Fix to use alternatives. Specify attributes.
3978 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3979 (subsi3): Add alternative for subq.l. Specify attributes.
3980 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3981 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3983 (umulhisi3): Specify attributes.
3984 (mulhisisi3_z): Name pattern. Specify attributes.
3985 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3986 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3987 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3988 bsetmemqi): Specify attributes.
3989 (bsetmemqi_ext): Name pattern. Specify attributes.
3990 (bclrmemqi): Specify attributes.
3991 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3992 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3994 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3995 pattern. Specify attributes.
3996 (jump): Specify attributes.
3997 (tablejump_internal): Name pattern. Specify attributes.
3998 (call_value): Split into non_symbolic_call_value,
3999 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4000 alternatives. Specify attributes.
4001 (non_symbolic_call_value, symbolic_call_value_jsr,
4002 symbolic_call_value_bsr): New patterns.
4003 (nop, return, unlink, indirect_jump): Specify attributes.
4004 (trap): Fix condition. Specify attributes.
4007 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4008 (override_options): Initialize it. Initialize m68k_sched_cpu.
4009 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4010 (const_method): Make global, rename to m68k_const_method.
4011 (const_int_cost, output_move_const_into_data_reg): Update.
4012 (output_move_double): Parametrize to emit rtl code, rename to
4014 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4015 emit_movsi): New static functions.
4016 (output_move_double): New function with semantics of old
4018 (m68k_emit_move_double): New function.
4019 (m68k_sched_cpu): New variable.
4020 (attr_op_type): New enum.
4021 (sched_guess_p): New variable.
4022 (sched_address_type, sched_operand_type, sched_attr_op_type):
4023 New static functions.
4024 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4025 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4026 (sched_branch_type): New static variable.
4027 (m68k_sched_branch_type): New function.
4028 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4029 (m68k_symbolic_call_var): Declare.
4030 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4031 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4032 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4033 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4036 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4038 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4039 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4040 error if __builtin_va_arg_pack_len () wasn't optimized out during
4042 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4043 with the number of inline's anonymous arguments.
4044 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4046 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4048 * fold-const.c (extract_muldiv_1): Do not simplify
4051 2007-09-11 Jan Hubicka <jh@suse.cz>
4053 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4054 (TARGET_INTER_UNIT_CONVERSIONS): New.
4055 * i386.md (floatsi expanders): Remove redundant check for SImode
4056 source; offload to memory when asked for.
4057 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4058 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4060 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4061 floatsidf2_mixed_memory, floatsidf2_sse_memory
4062 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4063 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4065 2007-09-11 Jan Hubicka <jh@suse.cz>
4067 * toplev.c (process_options): all frontends now do unit-at-a-time.
4068 * cgraphunit.c: update comments.
4069 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4070 * c-decl.c (finish_function): use cgraph_add_new_function.
4071 * function.c (expand_function_end): We are always unit-at-a-time.
4073 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4075 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4076 settings for MIPS16.
4077 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4079 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4081 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4082 SYMBOL_FORCE_TO_MEM constants.
4083 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4084 (mips16_rewrite_pool_refs_info): New structure.
4085 (mips16_rewrite_pool_constant): New function, split out from...
4086 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4087 mips16_rewrite_pool_refs_info structure rather than a pointer
4088 to a constant pool. Force force_to_mem_operands into memory.
4089 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4090 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4091 * config/mips/constraints.md (kf): New constraint.
4092 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4093 (*movsi_mips16): Likewise.
4095 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4096 Nigel Stephens <nigel@mips.com>
4097 David Ung <davidu@mips.com>
4099 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4100 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4101 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4102 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4103 (mips_zero_extend_cost): New functions.
4104 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4105 Use the new functions. Tweak many cost estimates, both here
4106 and in the new subroutines. Return false when the cost of the
4107 operands has not been calculated. Check for *clear_upper32.
4108 Check for floating-point multiply-add, reciprocal and rsqrt
4109 patterns. Handle comparison and rotation codes.
4111 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4113 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4115 * config/i386/i386.c (get_dllimport_decl): Don't strip
4118 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4121 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4122 declarations to top.
4123 (DFP_TO_BFP): Use for either XFmode or TFmode.
4124 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4126 * config/dfp-bit.h: Include float.h.
4127 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4128 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4129 which doesn't mean the same thing.
4130 (BFP_KIND): Use 4 to mean TFmode.
4131 (BFP_FMT): Specify the number of decimal digits based on the
4132 number of mantissa digits.
4133 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4134 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4135 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4136 (TFtype): Define if TFmode is supported.
4137 * doc/libgcc.texi (Decimal float library routines): Document
4138 TF conversion functions.
4140 2007-09-10 Chao-ying Fu <fu@mips.com>
4142 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4143 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4144 (mips_emit_compare): Process fixed-point modes.
4145 (mips_pad_arg_upward): Support fixed-point types.
4146 (override_options): Allow fixed-point modes in accumulators.
4147 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4148 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4149 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4150 (mips_scalar_mode_supported_p): New function to accept fixed-point
4151 modes if the width is not greater than two BITS_PER_WORD.
4152 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4153 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4154 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4155 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4156 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4158 ("IMODE"): New mode attribute.
4159 (mips-fixed.md): Include.
4160 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4162 * config/mips/mips-fixed.md: New file.
4164 2007-09-11 Ben Elliston <bje@au.ibm.com>
4166 * config/spu/spu.md: Formatting fixes.
4168 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4170 * config/dfp-bit.c (dfp_unary_func): Delete.
4171 (dfp_unary_op): Delete.
4172 (dfp_binary_op): Use decFloat functions instead of decNumber
4173 functions for binary operations.
4174 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4175 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4177 (dfp_compare_op): Use decFloat functions insteadof decNumber
4178 functions for comparisons.
4179 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4180 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4182 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4183 call to dxx_binary_op and decFloat function.
4184 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4185 calls to dxx_binary_op and decFloat function.
4186 * config/dfp-bit.h: Include decFloat header files.
4187 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4188 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4189 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4190 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4192 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4193 Jan Sjodin <jan.sjodin@amd.com>
4195 * tree-vect-analyze.c (vect_analyze_operations): Change
4196 comparison of loop iterations with threshold to less than
4197 or equal to instead of less than. Reduce
4198 min_scalar_loop_bound by one.
4199 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4200 Change prologue and epilogue iterations estimate to vf/2,
4201 when unknown at compile-time. Change versioning guard
4202 cost to taken_branch_cost. If peeling for alignment is
4203 unknown at compile-time, change peel guard costs to one
4204 taken branch and one not-taken branch per peeled loop.
4205 If peeling for alignment is known but number of scalar loop
4206 iterations is unknown at compile-time, change peel guard
4207 costs to one taken branch per peeled loop. Change the cost
4208 model equation to consider vector iterations as the loop
4209 iterations less the prologue and epilogue iterations.
4210 Change outside vector cost check to less than or equal to
4211 zero instead of equal to zero.
4212 (vect_do_peeling_for_loop_bound): Reduce
4213 min_scalar_loop_bound by one.
4214 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4215 TARG_COND_NOT_TAKEN_BRANCH_COST.
4216 * config/i386/i386.h (processor_costs): Add
4217 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4218 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4219 vec_align_load_cost, vect_unalign_load_cost,
4220 vec_store_cost, cond_taken_branch_cost,
4221 cond_not_taken_branch_cost.
4222 Define macros for x86 costs.
4223 * config/i386/i386.c:
4224 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4225 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4226 scalar_to_vec_cost, vec_align_load_cost,
4227 vect_unalign_load_cost, vec_store_cost,
4228 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4229 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4230 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4231 core2_cost, generic64_cost, generic32_cost): Set to default
4233 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4234 (x86_builtin_vectorization_cost): New.
4236 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4237 Ben Elliston <bje@au.ibm.com>
4239 * dfp.c: Include decimal128Local.h;
4240 (dfp_byte_swap): Remove.
4241 (encode_decimal32, decode_decimal32): Don't handle endianness.
4242 (encode_decimal64, decode_decimal64): Ditto.
4243 (encode_decimal128, decode_decimal128): Ditto.
4244 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4246 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4248 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4249 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4251 2007-09-10 David Daney <ddaney@avtrex.com>
4253 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4255 (memory_barrier): Rewrote as an insn that clobbers memory.
4257 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4259 * config/mips/mips.c (mips_global_pointer): Check
4260 call_really_used_regs instead of call_used_regs.
4261 (mips_save_reg_p): Likewise. Save all call-saved registers
4262 if current_function_saves_all_registers. Fix indentation.
4263 No longer treat $18 as a special case.
4264 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4266 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4268 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4269 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4270 the introductory comment.
4271 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4272 (override_options): Don't test for it.
4273 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4274 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4275 * config/mips/vr.h: As for config/mips/sde.h.
4277 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4278 Revital Eres <eres@il.ibm.com>
4280 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4281 (struct ddg): Define.
4282 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4283 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4284 * config/spu/spu.c: Include ddg.h.
4285 (TARGET_SCHED_SMS_RES_MII): Define.
4286 (spu_sms_res_mii): New function to calculate mii.
4287 * modulo-sched (res_MII): Use it.
4288 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4290 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4292 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4293 pool entries since they might hold values that must not be shared.
4295 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4298 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4299 Use 'N' operand constraint for op2.
4300 (lshr<mode>3): Ditto.
4301 (ashl<mode>3): Ditto.
4302 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4303 (vec_shr_<mode>): Ditto.
4304 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4305 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4307 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4309 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4310 Change mode macro in the last real_2expN parameter to uppercase.
4312 2007-09-10 Michael Matz <matz@suse.de>
4314 * tree-pass.h (pass_cselim): Declare new pass.
4315 * passes.c (init_optimization_passes): Link in pass_cselim.
4316 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4317 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4318 cond_store_replacement.
4319 (condstoretemp): New static variable.
4320 (cond_store_replacement): New function.
4321 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4322 tree_ssa_phiopt_worker.
4323 (struct name_to_bb): New.
4324 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4325 nt_init_block, nt_fini_block): New static functions.
4326 (seen_ssa_names, nontrap_set): New static variables.
4327 (gate_cselim, pass_cselim): Define new pass.
4328 * common.opt (ftree-cselim): New flag.
4329 * toplev.c (process_options): Set flag_tree_cselim if required.
4331 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4333 * simplify-rtx.c (simplify_relational_operation_1): For recent
4334 canonicalization, don't recurse if op1 equals both PLUS arguments.
4336 2007-09-09 David Daney <ddaney@avtrex.com>
4338 * optabs.c (expand_sync_operation): Use plus insn if minus
4340 (expand_sync_fetch_operation): Ditto.
4342 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4344 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4346 (*floatsisf2_sse_vector): Likewise.
4348 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4350 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4352 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4354 * config/i386/i386.h (ix86_tune_indices): Rename
4355 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4356 (TARGET_USE_VECTOR_CONVERTS): Updated.
4357 * config/i386/i386.c: Likewise.
4359 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4360 Nigel Stephens <nigel@mips.com>
4362 * doc/invoke.texi (Overall Options): Add .sx file extension
4363 as a synonym for .S.
4364 * cppspec.c (known_suffixes): Likewise.
4365 * gcc.c (default_compilers): Likewise.
4367 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4370 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4371 * simplify-rtx.c (simplify_relational_operation_1): Add the
4372 canonicalization from i386.h.
4373 * doc/md.texi (Canonicalization of Instructions): Document it.
4375 2007-09-09 Jan Hubicka <jh@suse.cz>
4376 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4378 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4379 (TARGET_USE_VECTOR_CONVERTS): New.
4380 * i386.md: New post-reload splitters for converting SF to DF and DF to
4382 (floatsi* expander): Special case vector conversions.
4383 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4384 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4385 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4386 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4387 Disable when doing vector converts.
4388 (floatsi<mode>2_i387): Disable when
4389 * sse.md (vec_dupv2df): Export.
4390 * i386.c (ix86_tune_features): Enable SSE conversions.
4392 2007-09-09 Richard Guenther <rguenther@suse.de>
4394 * tree-ssa-operands.c (add_virtual_operand): Only mark
4395 stores as has_volatile_ops if alias information is not available.
4397 2007-09-09 Revital Eres <eres@il.ibm.com>
4399 * doc/contrib.texi: Add myself.
4401 2007-09-09 Ira Rosen <irar@il.ibm.com>
4403 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4404 stmt_vinfo_set_outside_of_loop_cost): New functions.
4405 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4406 (vect_model_simple_cost): Call
4407 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4408 field instead of calling vect_get_cost_fields.
4409 (vect_model_store_cost, vect_model_load_cost): Likewise.
4411 2007-09-09 Revital Eres <eres@il.ibm.com>
4413 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4414 declaration to bdesc_paired_preds variable.
4415 (paired_expand_builtin): Likewise.
4417 2007-09-09 Revital Eres <eres@il.ibm.com>
4419 * dbgcnt.def (sms_sched_loop): New counter.
4420 * modulo-sched.c: Use sms_sched_loop instead of
4421 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4422 perform swing modulo scheduling on. Include dbgcnt.h.
4423 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4424 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4426 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4428 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4429 Substitute all uses with ...
4430 (MODEF): New mode iterator.
4432 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4433 from pre-regalloc define_insn_and_split splitter pattern.
4434 (*fix_trunc<mode>_i387_1): Ditto.
4435 (*fistdi2_1): Ditto.
4436 (*fist<mode>2_1): Ditto.
4437 (frndintxf2_floor): Ditto.
4438 (*fist<mode>2_floor_1): Ditto.
4439 (frndintxf2_ceil): Ditto.
4440 (*fist<mode>2_ceil_1): Ditto.
4441 (frndintxf2_trunc): Ditto.
4442 (frndintxf2_mask_pm): Ditto.
4444 (prologue): Use (const_int 0) as never generated filler insn.
4446 (sibcall_epilogue): Ditto.
4447 (eh_return_si): Ditto.
4448 (eh_return_di): Ditto.
4450 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4451 using MODEF mode iterator.
4452 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4453 using MODEF mode iterator.
4454 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4455 using MODEF mode iterator.
4456 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4457 Macroize expander using MODEF mode iterator.
4459 (zero_extendsidi2): Remove operand constraints from expander.
4460 (smuldi3_highpart): Ditto.
4461 (indirect_jump): Ditto.
4464 * config/i386/sse.md (storentv4sf): Ditto.
4465 (storentv2df): Ditto.
4466 (storentv2di): Ditto.
4468 (sse2_cvtpd2ps): Ditto.
4469 (vec_interleave_highv16qi): Ditto.
4470 (vec_interleave_lowv16qi): Ditto.
4471 (vec_interleave_highv8hi): Ditto.
4472 (vec_interleave_lowv8hi): Ditto.
4473 (vec_interleave_highv4si): Ditto.
4474 (vec_interleave_lowv4si): Ditto.
4475 (vec_interleave_highv2di): Ditto.
4476 (vec_interleave_lowv2di): Ditto.
4477 (sse2_maskmovdqu): Ditto.
4478 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4480 2007-09-09 Ira Rosen <irar@il.ibm.com>
4482 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4483 (struct _slp_tree, struct _slp_instance): Define new data structures
4484 along macros for their access.
4485 (struct _loop_vec_info): Define new fields: strided_stores,
4486 slp_instances, and slp_unrolling_factor along macros for their access.
4487 (enum slp_vect_type): New.
4488 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4490 (STMT_VINFO_STRIDED_ACCESS): New macro.
4491 (vect_free_slp_tree): Declare.
4492 (vectorizable_load): Add an argument of type slp_tree.
4493 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4494 vectorizable_assignment): Likewise.
4495 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4496 Declare (make extern).
4497 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4498 (new_loop_vec_info): Likewise.
4499 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4500 * tree-vect-analyze.c: Include recog.h.
4501 (vect_update_slp_costs_according_to_vf): New.
4502 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4503 functions. For not pure SLP stmts with strided access check that the
4504 group size is power of 2. Update the vectorization factor according to
4505 SLP. Call vect_update_slp_costs_according_to_vf.
4506 (vect_analyze_group_access): New.
4507 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4508 (vect_free_slp_tree): New functions.
4509 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4510 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4511 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4512 vect_detect_hybrid_slp): Likewise.
4513 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4514 and vect_detect_hybrid_slp.
4515 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4516 SLP costs into account.
4517 (vect_get_cost_fields): New function.
4518 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4520 (vect_model_store_cost, vect_model_load_cost): Likewise.
4521 (vect_get_constant_vectors): New function.
4522 (vect_get_slp_vect_defs, vect_get_slp_defs,
4523 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4524 vect_get_vec_defs): Likewise.
4525 (vectorizable_reduction): Don't handle SLP for now.
4526 (vectorizable_call): Don't handle SLP for now. Add argument to
4527 vect_model_simple_cost.
4528 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4529 get SLPed and vectorized defs). Fix indentation and spacing.
4530 (vectorizable_assignment): Handle SLP.
4531 (vectorizable_induction): Don't handle SLP for now.
4532 (vectorizable_operation): Likewise.
4533 (vectorizable_type_demotion): Add argument to
4534 vect_model_simple_cost.
4535 (vectorizable_type_promotion): Likewise.
4536 (vectorizable_store, vectorizable_load): Handle SLP.
4537 (vectorizable_condition): Don't handle SLP for now.
4538 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4539 no SLP transformation required for unsupported cases. Add SLP
4540 argument for supported cases.
4541 (vect_remove_stores): New function.
4542 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4543 (vect_transform_loop): Schedule SLP instances.
4544 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4546 2007-09-09 Andrew Haley <aph@redhat.com>
4548 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4551 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4553 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4554 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4555 Similar for what label_refs can go in the JUMP_TARGET field. Split
4556 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4557 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4558 REG_LABEL when replacing an operand with a LABEL_REF for a
4560 (subst_reloads): When replacing a LABEL_REG with a register,
4561 instead of generating a REG_LABEL note, assert that there already
4562 is one or that the label is a known target for the insn.
4563 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4564 note, check the JUMP_LABEL field. Remove "else" after return.
4565 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4566 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4567 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4568 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4569 insns. Iterate over all notes; don't assume there's only one.
4570 * cse.c (recorded_label_ref): Adjust comment to refer to
4572 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4573 insns, not just NONJUMP_INSN_P.
4574 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4575 isn't a jump target.
4576 * jump.c (rebuild_jump_labels): Adjust head comment.
4577 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4578 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4579 (mark_all_labels): For JUMP_P insns without a target, check if the
4580 the target is noted on the previous nonjump insn.
4581 (mark_jump_label_1): New function, guts from mark_jump_label.
4582 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4583 marking jump target labels.
4584 <case LABEL_REF>: Adjust for whether to generate a
4585 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4586 For 'E' format rtl, iterate in descending element order.
4587 (delete_related_insns): Handle both REG_LABEL_TARGET and
4588 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4589 reference count, delete and fallthrough. Move finding-next-
4590 non-deleted insn last in the function. Look at all INSN_P insns
4591 for REG_LABEL_OPERAND notes.
4592 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4594 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4595 JUMP_LABEL, output the INSN_UID of it.
4596 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4597 and/or REG_LABEL_TARGET.
4598 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4599 with jump.c copy by only adding notes for labels actually
4600 referenced in the insn.
4601 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4602 usage count increment; handle all INSN_P trial insns.
4603 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4605 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4606 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4607 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4609 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4610 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4611 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4612 on all INSN_P insns.
4613 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4614 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4615 REG_LABEL_OPERAND notes.
4616 * reload1.c (calculate_needs_all_insns): Adjust comments.
4617 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4618 * config/alpha/alpha.md (split for load of an address into a
4619 four-insn sequence on Unicos/Mk): Adjust to use
4621 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4623 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4626 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4627 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4628 FOR_BB_INSNS_SAFE instead of for loop.
4629 * cse.c (cse_extended_basic_block): Likewise.
4630 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4631 that the for loop does not invoke NEXT_INSN on a deleted insn.
4632 * function.c (instantiate_virtual_regs): Likewise.
4633 * lower-subreg.c (remove_retval_note): Likewise.
4634 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4636 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4638 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4639 insn, if it's a jump.
4640 (try_redirect_by_replacing_jump): New variable jump_p. Call
4641 tablejump_p before delete_insn_chain.
4642 * reload1.c (reload): New variable next. Make sure that the for
4643 loop does not invoke NEXT_INSN on a deleted insn.
4644 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4645 (delete_output_reload): New variable prev. Make sure the the for
4646 loops do not invoke PREV_INSN on a deleted insn.
4648 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4650 * pa/constraints.md: Remove 'X' from unused letters comment.
4652 2007-09-08 Richard Guenther <rguenther@suse.de>
4654 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4655 computed check stmt_ann->references_memory instead of counting
4658 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4660 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4661 validate_change() in one more case.
4663 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4665 PR tree-optimization/32283
4666 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4667 estimated_loop_iterations.
4668 (determine_use_iv_cost_condition): Decrease cost of expressions
4669 used in iv elimination.
4671 2007-09-08 Richard Guenther <rguenther@suse.de>
4673 * tree-cfg.c (verify_gimple_expr): Avoid building new
4674 pointer types, use TYPE_POINTER_TO if available instead.
4676 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4679 PR rtl-optimization/26449
4680 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4681 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4683 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4684 define_expand. Split insn in split1 pass.
4687 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4689 PR tree-optimization/33301
4690 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4693 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4695 PR tree-optimization/32183
4696 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4698 * tree-ssa-reassoc.c: Include cfgloop.h.
4699 (is_reassociable_op): Add a loop argument and return true only
4701 (linearize_expr): Updated.
4702 (should_break_up_subtract): Likewise.
4703 (linearize_expr_tree): Likewise.
4704 (init_reassoc): Call loop_optimizer_init with
4705 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4706 with CDI_DOMINATORS.
4707 (fini_reassoc): Call loop_optimizer_finalize.
4709 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4711 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4712 if there is no i-cache.
4714 2007-09-07 Richard Guenther <rguenther@suse.de>
4717 2007-09-06 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/32586
4720 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4721 folding if nothing changed.
4722 (simplify_unary_expression): New function. Do tree combining
4723 on conversion like codes.
4724 (try_to_simplify): Call it.
4726 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4729 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4730 (__gthread_active,__gthread_start, __gthread_active_init): New.
4731 * gthr-posix95.h: Likewise.
4733 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4735 * function.h (struct function): Rename calls_unwind_init
4736 to saves_all_registers.
4737 (current_function_saves_all_registers): Renamed from
4738 current_function_calls_unwind_init.
4739 * reload1.c (reload): Set current_function_saves_all_registers.
4740 * except.c (expand_builtin_unwind_init): Likewise.
4741 * config/m68k/m68k.c (m68k_save_reg): Use
4742 current_function_saves_all_registers to save pic register.
4744 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4746 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4747 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4749 Reapply reverted changes:
4751 2007-09-06 Jan Hubicka <jh@suse.cz>
4753 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4756 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4758 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4759 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4761 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4763 * optabs.c (expand_float): Convert unsigned integer as signed only
4764 if it provides sufficient accuracy; add mode argument to real_2expN.
4765 (expand_fix): Fix comment typos; extend binary float into mode
4766 wider than destination for converion to unsigned integer; add mode
4767 argument to real_2expN.
4768 * real.c (real_2expN): Add mode argument to special-case decimal
4770 * real.h (real_2expN): Ditto.
4771 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4773 (fixed_from_string): Ditto.
4774 (fixed_to_decimal): Ditto.
4775 (fixed_convert_from_real): Ditto.
4776 (real_convert_from_fixed): Ditto.
4777 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4778 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4779 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4780 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4782 2007-09-07 Diego Novillo <dnovillo@google.com>
4784 * tree-flow.h (const_block_stmt_iterator): Remove.
4785 Update all users to use block_stmt_iterator.
4786 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4787 Update all users to use tree_stmt_iterator.
4789 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4791 * config/mips/mips.c (mips_set_current_function): Temporarily
4792 make this a no-op to fix bootstrap errors, pending rewrite.
4794 2007-09-07 Jan Hubicka <jh@suse.cz>
4796 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4799 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4801 PR tree-optimization/33299
4802 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4803 uses for all relevant loop-exit phis, not just the first.
4805 2007-09-07 Richard Guenther <rguenther@suse.de>
4808 * tree-ssa-operands.c (access_can_touch_variable): An access
4809 of the form (*p)[0] can touch a variable of same size.
4811 2007-09-07 Jan Hubicka <jh@suse.cz>
4813 * passes.c (init_optimization_passes): Add simple dce and addressable
4815 * tree-ssa.c (execute_update_addresses_taken): New function.
4816 (pass_update_address_taken): New.
4817 * tree-ssa-dse.c (execute_simple_dse): New function.
4818 (pass_simple_dse): New.
4819 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4821 2007-09-07 Tobias Burnus <burnus@net-b.de>
4824 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4826 2007-09-07 Richard Guenther <rguenther@suse.de>
4829 2007-09-06 Richard Guenther <rguenther@suse.de>
4831 PR tree-optimization/32586
4832 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4833 folding if nothing changed.
4834 (simplify_unary_expression): New function. Do tree combining
4835 on conversion like codes.
4836 (try_to_simplify): Call it.
4838 2007-09-07 Richard Guenther <rguenther@suse.de>
4839 Uros Bizjak <ubizjak@gmail.com>
4841 PR tree-optimization/32821
4842 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4843 NULL in the call to set_bb_stmt_list.
4845 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4847 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4848 float calls here, rather than leaving some to the caller.
4849 Use call_internal_direct and call_value_internal_direct.
4850 * config/mips/mips.md (call_internal_direct): New pattern.
4851 (call_value_internal_direct): Likewise.
4853 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4855 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4856 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4858 (override_options): Set mips_base_move_loop_invariants.
4860 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4862 * config/mips/mips.opt (mcode-readable=): Move to keep list
4865 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4867 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4868 and -mgpopt options. Adjust the -G documentation to match.
4869 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4870 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4871 function, split out from mips_classify_symbol. Return false for
4872 !TARGET_LOCAL_SDATA.
4873 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4874 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4875 (override_options): Check whether the -mgpopt setting is consistent
4876 with the other flags.
4877 (symbolic_expression_p): Delete.
4878 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4879 and default_elf_select_rtx_section.
4880 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4881 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4882 external data and TARGET_EXTERN_SDATA.
4884 2007-09-07 Tobias Burnus <burnus@net-b.de>
4887 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4889 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4891 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4892 FOR_BB_INSNS_SAFE instead of for loop.
4893 * cse.c (cse_extended_basic_block): Likewise.
4894 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4895 that the for loop does not invoke NEXT_INSN on a deleted insn.
4896 * function.c (instantiate_virtual_regs): Likewise.
4897 * lower-subreg.c (remove_retval_note): Likewise.
4898 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4900 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4902 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4903 insn, if it's a jump.
4904 (try_redirect_by_replacing_jump): New variable jump_p. Call
4905 tablejump_p before delete_insn_chain.
4906 * reload1.c (reload): New variable next. Make sure that the for
4907 loop does not invoke NEXT_INSN on a deleted insn.
4908 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4909 (delete_output_reload): New variable prev. Make sure the the for
4910 loops do not invoke PREV_INSN on a deleted insn.
4912 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4914 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4915 * cgraph.h (rebuild_cgraph_edges): Declare.
4916 * tree-pass.h (pass_expand_omp_ssa): New.
4917 * omp-low.c (find_omp_clause): Export.
4918 (copy_var_decl): Split from omp_copy_decl_2.
4919 (build_omp_barrier): Return the call to emit instead of emitting
4921 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4923 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4924 expand_omp_for_generic, expand_omp_for_static_nochunk,
4925 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4926 Adapted to work on SSA form.
4927 (execute_expand_omp): Do not invalidate dominance information.
4928 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4929 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4930 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4932 (force_gimple_operand): Allow gimplifying code expressions without
4934 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4935 * common.opt (fopenmp-ssa): New.
4936 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4937 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4938 * tree-cfg.c: Include tree-inline.h.
4939 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4940 (replace_by_duplicate_decl, replace_ssa_name,
4941 mark_virtual_ops_in_region): New functions.
4942 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4943 to work on SSA form.
4944 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4945 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4948 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4950 * tree-loop-linear.c: Include obstack.h.
4951 (linear_transform_loops): New obstack lambda_obstack.
4952 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4953 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4954 and free afterwards.
4955 * lambda.h (struct obstack): New forward declaration.
4956 (lambda_linear_expression_new): New parameter of type struct
4958 (lambda_loopnest_new): Likewise.
4959 (lambda_loopnest_transform): Likewise.
4960 (lambda_body_vector_new): Likewise.
4961 (lambda_body_vector_compute_new): Likewise.
4962 (gcc_loopnest_to_lambda_loopnest): Likewise.
4963 (lambda_loopnest_to_gcc_loopnest): Likewise.
4964 * lambda-code.c: Include obstack.h.
4965 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4967 (lambda_body_vector_new): Likewise.
4968 (lambda_linear_expression_new): Likewise.
4969 (lambda_lattice_new): Likewise.
4970 (lambda_loopnest_new): Likewise. Additionally use obstack to
4971 allocate LN_LOOPS(ret).
4972 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4973 it to lambda_lattice_new.
4974 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4975 Pass it to lambda_body_vector_new.
4976 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4977 it to lambda_lattice_new.
4978 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4979 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4980 (lambda_compute_target_space): Likewise.
4981 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4982 Pass it to lambda_lattice_compute_base and
4983 compute_nest_using_fourieer_motzkin.
4984 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4985 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4986 and lambda_lattice_compute_target_space.
4987 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4988 Pass it to lambda_linear_expression_new.
4989 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4990 to gcc_tree_to_linear_expression.
4991 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4992 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4993 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4994 Pass it to lambda_body_vector_new and
4995 lambda_body_vector_compute_new.
4996 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4997 (lambda-code.o): Likewise.
4999 2007-09-06 Chao-ying Fu <fu@mips.com>
5001 * ginclude/stdfix.h: New file.
5002 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5003 (convert.o): Add dependence on fixed-value.h.
5004 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5005 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5006 to define fixed-point constants.
5007 (c_cpp_builtins): Define fixed-point constants.
5008 * convert.c (fixed-value.h): New include.
5009 (convert_to_real): Update comment to include fixed-point.
5010 Support FIXED_POINT_TYPE.
5011 (convert_to_integer): Update comment to include fixed-point.
5012 Support FIXED_POINT_TYPE.
5013 (convert_to_complex): Support FIXED_POINT_TYPE.
5014 (convert_to_fixed): New function.
5015 * convert.h (convert_to_fixed): Declare.
5016 * genopinit.c: Add comment about $Q for only fixed-point modes.
5017 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5018 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5019 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5020 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5021 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5022 usneg_optab for fixed-point modes.
5023 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5025 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5026 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5027 unsigned saturation optabs, when type is saturating.
5028 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5029 (expand_fixed_convert): New function.
5030 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5031 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5032 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5033 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5034 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5035 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5037 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5038 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5039 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5040 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5041 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5043 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5044 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5045 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5046 fractuns, satfractuns.
5047 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5048 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5049 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5050 OTI_ssmsub_widen, OTI_usmsub_widen.
5051 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5052 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5053 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5054 umsub_widen_optab, usmsub_widen_optab): Define.
5055 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5057 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5059 (expand_fixed_convert): Declare.
5060 * expr.c (convert_move): Support the move of fixed-point modes.
5061 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5062 (categorize_ctor_elements_1): Handle FIXED_CST.
5063 (count_type_elements): Handle FIXED_POINT_TYPE.
5064 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5065 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5067 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5068 multiply and add/subtract for fixed-point types.
5069 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5070 mode, we jump to binop directly.
5071 Support FIXED_CONVERT_EXPR.
5072 (do_store_flag): Check FIXED_CST to put a constant second.
5073 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5074 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5075 (const_vector_from_tree): Support FIXED_CST.
5076 * doc/extend.texi (Fixed-Point): New node.
5077 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5078 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5079 satfract, fractuns, satfractuns): Document them.
5081 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5083 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5084 addresses into I registers.
5086 2007-09-06 Jan Hubicka <jh@suse.cz>
5087 Andreas Tobler <a.tobler@schweiz.org>
5089 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5091 (machopic_legitimize_pic_address): Likewise.
5093 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5094 Jan Hubicka <jh@suse.cz>
5096 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5097 instead of ufloat_optab->handlers directly.
5098 (floatdidf2): Likewise.
5100 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5102 * config/mips/mips.c: Include diagnostic.h.
5103 (mips_set_current_function): Check errorcount and sorrycount
5104 before generating RTL.
5106 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5109 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5110 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5111 (print_operand_reloc): Likewise.
5113 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5117 2007-09-06 Jan Hubicka <jh@suse.cz>
5119 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5122 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5124 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5125 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5127 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5129 * optabs.c (expand_float): Convert unsigned integer as signed only
5130 if it provides sufficient accuracy; add mode argument to real_2expN.
5131 (expand_fix): Fix comment typos; extend binary float into mode
5132 wider than destination for converion to unsigned integer; add mode
5133 argument to real_2expN.
5134 * real.c (real_2expN): Add mode argument to special-case decimal
5136 * real.h (real_2expN): Ditto.
5137 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5139 (fixed_from_string): Ditto.
5140 (fixed_to_decimal): Ditto.
5141 (fixed_convert_from_real): Ditto.
5142 (real_convert_from_fixed): Ditto.
5143 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5144 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5145 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5146 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5148 2007-09-06 Tom Tromey <tromey@redhat.com>
5150 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5151 * c-pch.c (c_common_read_pch): Restore current location after
5153 * tree.c (expand_location): Update.
5154 (expr_filename): Changed return type. Unified the two cases.
5155 (expr_lineno): Likewise.
5156 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5158 * toplev.c (line_table): Changed type.
5159 (general_init): Update.
5160 (realloc_for_line_map): New function.
5161 (general_init): Allocate line_table using GC.
5162 * fix-header.c (line_table): Changed type.
5163 (read_scan_file): Update.
5164 (read_scan_file): Update.
5165 * c-ppoutput.c (maybe_print_line): Update.
5166 (print_line): Update.
5167 (cb_line_change): Update.
5168 (cb_define): Update.
5169 (pp_file_change): Update.
5170 * c-opts.c (c_common_init_options): Update.
5171 (finish_options): Update.
5172 (push_command_line_include): Update.
5173 * c-lex.c (cb_line_change): Update.
5174 (cb_def_pragma): Update.
5175 (cb_define): Update.
5177 (c_lex_with_flags): Use cpp_get_token_with_location.
5178 * input.h (line_table): Changed type.
5179 (location_from_locus): New macro.
5180 * tree.h (EXPR_FILENAME): No longer an lvalue.
5181 (EXPR_LINENO): Likewise.
5182 (expr_locus, set_expr_locus): Declare separately for
5183 USE_MAPPED_LOCATION.
5184 (expr_filename, expr_lineno): Changed return type.
5185 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5186 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5187 (expand_gimple_basic_block): Likewise.
5188 * final.c (final_scan_insn): Use expanded_location.
5190 2007-09-06 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/32586
5193 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5194 folding if nothing changed.
5195 (simplify_unary_expression): New function. Do tree combining
5196 on conversion like codes.
5197 (try_to_simplify): Call it.
5198 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5199 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5201 2007-09-06 Jan Hubicka <jh@suse.cz>
5204 * cse.c (fold_rtx): Avoid invalid sharing.
5206 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5208 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5209 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5211 2007-09-06 Revital Eres <eres@il.ibm.com>
5213 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5214 Fix offsettable memory reference for 750CL.
5216 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5218 * reload.c (find_reloads_address_1): Try to preserve original
5219 base/index regclass of operands.
5220 * regrename.c (scan_rtx_address): Likewise.
5221 (replace_oldest_value_addr): Likewise.
5223 2007-09-06 Richard Guenther <rguenther@suse.de>
5225 PR tree-optimization/33302
5226 * domwalk.c (walk_dominator_tree): The exit block is
5227 interesting even if it is not reachable.
5229 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5232 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5234 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5236 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5239 2007-09-05 Ian Lance Taylor <iant@google.com>
5241 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5243 (dump_generic_node): Likewise.
5244 * print-rtl.c (print_decl_name): Likewise.
5245 * print-tree.c (print_node_brief): Likewise.
5246 (print_node): Likewise.
5247 * Makefile.in (RTL_BASE_H): Add alias.h.
5250 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5252 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5254 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5255 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5257 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5259 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5260 (tm_defines): Define UCLIBC_DEFAULT to 1.
5261 (extra_options): Add linux.opt.
5262 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5263 (CRT_CALL_STATIC_FUNCTION): Likewise.
5264 (NO_IMPLICIT_EXTERN_C): Likewise.
5265 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5266 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5267 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5268 (ENDFILE_SPEC): Don't define.
5269 (LIB_SPEC): Likewise.
5270 (CRT_CALL_STATIC_FUNCTION): Likewise.
5271 (NO_IMPLICIT_EXTERN_C): Likewise.
5272 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5273 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5275 2007-09-06 Jan Hubicka <jh@suse.cz>
5277 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5280 2007-09-06 Jan Hubicka <jh@suse.cz>
5282 * opts.c (common_handle_option): Enable inlining functions for
5285 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5287 * builtin-attrs.def (ATTR_NONNULL_3): New.
5288 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5289 ATTR_NOTHROW_NONNULL_##FA.
5290 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5291 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5292 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5293 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5294 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5295 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5296 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5298 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5299 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5300 ATTR_FORMAT_NOTHROW_3_4): Remove.
5301 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5302 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5303 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5304 instead of ATTR_FORMAT_*_*.
5306 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5308 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5309 parts re-used for REG_FRAME_RELATED_EXPR.
5311 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5313 * optabs.c (expand_float): Convert unsigned integer as signed only
5314 if it provides sufficient accuracy; add mode argument to real_2expN.
5315 (expand_fix): Fix comment typos; extend binary float into mode
5316 wider than destination for converion to unsigned integer; add mode
5317 argument to real_2expN.
5318 * real.c (real_2expN): Add mode argument to special-case decimal
5320 * real.h (real_2expN): Ditto.
5321 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5323 (fixed_from_string): Ditto.
5324 (fixed_to_decimal): Ditto.
5325 (fixed_convert_from_real): Ditto.
5326 (real_convert_from_fixed): Ditto.
5327 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5328 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5329 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5330 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5332 2007-09-05 Ian Lance Taylor <iant@google.com>
5334 * init-regs.c (initialize_uninitialized_regs): Call
5335 emit_insn_before rather than add_insn_before.
5337 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5339 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5340 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5341 * tree-inline.h (copy_body_data): Add call_expr field.
5342 * tree-inline.c (expand_call_inline): Initialize call_expr.
5343 (copy_bb): Append anonymous inline fn arguments to arguments
5344 when inlining a CALL_EXPR_VA_ARG_PACK call.
5345 * builtins.c (expand_builtin): Issue an error if
5346 BUILT_IN_VA_ARG_PACK is seen during expand.
5347 (fold_call_expr, fold_builtin_call_array): Don't fold
5348 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5349 __builtin_va_arg_pack () call as last argument.
5350 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5351 function is __builtin_va_arg_pack (), decrease number of call
5352 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5353 * expr.c (expand_expr_real_1): Issue an error if
5354 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5355 * tree-pretty-print.c (dump_generic_node): Handle printing
5356 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5357 * doc/extend.texi (__builtin_va_arg_pack): Document.
5359 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5361 PR tree-optimization/21513
5362 * builtins.c (build_builtin_expect_predicate): New function.
5363 (fold_builtin_expect): Add argument for expected value.
5364 Distribute __builtin_expect over short-circuiting operations.
5365 Fold nested builtin_expects.
5366 (fold_builtin_2): Adjust call to fold_builtin_expect.
5368 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5371 PR tree-optimization/13756
5372 * doc/invoke.texi (Options That Control Optimization): Document
5375 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5377 * gcc/config/i386/cpuid.h: New file.
5378 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5379 (describe_cache): Shrink size and line strings to 100 bytes.
5380 (detect_caches_amd): Return "" for unsupported max_ext_level.
5381 Use __cpuid function.
5382 (detect_caches_intel): Return "" for unsupported max_level.
5383 Use __cpuid function.
5384 (host_detect_local_cpu): Change feature flag variables to
5385 unsigned int. Initialize only extended feature flag variables.
5386 Use __get_cpuid_max to determine max supported cpuid level.
5387 Use __cpuid function to determine supported features. Fix
5388 calculation of family id. Remove is_amd and check signature
5389 directly. Check for Geode signature. Handle family 4 id.
5390 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5391 cpu discovery code to lower part of the function.
5392 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5393 for sub-architecture.
5394 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5395 [PROCESSOR_K8]: Add k8-sse3 architecture.
5396 [PROCESSOR_NOCONA]: Remove.
5397 [PROCESSOR_GENERIC64]: Ditto.
5398 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5399 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5400 to check for SSE and FXSAVE support.
5401 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5402 Add -minline-all-stringops.
5403 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5404 (x86_64-*-*): Ditto.
5406 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5408 * config/bfin/linux-unwind.h: New file.
5409 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5410 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5412 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5414 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5415 * stmt.c: Include alloc-pool.h.
5416 (struct case_node): Remove GTY marker.
5417 (add_case_node): New parameter case_node_pool. Use it for
5419 (expand_case): New allocation pool case_node_pool. Initialize it,
5420 pass to add_case_node and free it.
5422 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5423 David Ung <davidu@mips.com>
5424 Nigel Stephens <nigel@mips.com>
5426 Add mips16/nomips16 function attributes and -mflip-mips16 option
5427 for testing mixed-mode compilation.
5429 * config/mips/mips.opt (mflip-mips16): New.
5431 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5432 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5434 * config/mips/mips.c (mips_base_target_flags): New.
5435 (mips_base_mips16): New.
5436 (mips_base_schedule_insns): New.
5437 (mips_base_reorder_blocks_and_partition): New.
5438 (mips_base_align_loops): New.
5439 (mips_base_align_jumps): New.
5440 (mips_base_align_functions): New.
5441 (mips16_flipper): New.
5442 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5443 (TARGET_SET_CURRENT_FUNCTION): Define.
5444 (mips_mips16_type_p, mips_nomips16_type_p): New.
5445 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5446 (mips_function_ok_for_sibcall): Make it deal with functions with
5448 (mips_init_split_addresses): New, split out from override_options.
5449 (mips_init_relocs): New, split out from override_options.
5450 (was_mips16_p): New.
5451 (mips_set_mips16_mode): New, split out from override_options.
5452 (mips_set_current_function): New.
5453 (override_options): Add sorry for unsupported mips16/pic
5454 combination. Remove error for mips16/dsp combination. Save
5455 base option settings.
5456 (mips_file_start): Move mips16 mode setting output from here....
5457 (mips_output_function_prologue): ....to here.
5458 (mips_output_mi_thunk): Check for mips16 function.
5459 (build_mips16_function_stub): Don't set .mips16 here.
5460 (build_mips16_call_stub): Likewise.
5461 (mips_expand_builtin): Error in mips16 mode.
5462 (mips_use_mips16_mode_p): New.
5463 (mips_encode_section_info): Check for mips16 function, and set
5464 SYMBOL_REF_FLAGS accordingly.
5466 * doc/extend.texi (Function Attributes): Document new
5467 mips16/nomips16 attributes.
5468 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5469 (MIPS Options): Document -mflip-mips16.
5471 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5473 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5474 if we encounter TLS address in MIPS16 mode.
5475 (mips_legitimize_const_move): Check cannot_force_const_mem for
5476 the (const (plus symbol offset)) case; this forces invalid TLS
5477 address in MIPS16 mode to be caught by the above call to sorry.
5478 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5479 because that now enables emutls, which is not ABI compatible
5480 with native TLS in non-MIPS16 mode.
5482 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5484 Add target hook invoked when cfun changes.
5486 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5487 * target.h (struct gcc_target): Add set_current_function.
5488 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5489 (TARGET_INITIALIZER): Add initializer for set_current_function.
5490 * tree.h (push_struct_function): New.
5491 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5493 (set_cfun): Declare.
5494 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5496 (push_function_context_to): Use allocate_struct_function
5497 to create null context, not init_dummy_function_start. Use set_cfun.
5498 (pop_function_context_from): Use set_cfun.
5499 (in_dummy_function): New.
5500 (invoke_set_current_function_hook): New.
5502 (push_cfun, pop_cfun): Use set_cfun.
5503 (push_struct_function): New.
5504 (allocate_struct_function): Call invoke_set_current_function_hook
5506 (prepare_function_start): Don't set cfun here. Remove unused
5507 argument; fix all callers.
5508 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5509 push_struct_function.
5510 (init_function_start): Set cfun here.
5511 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5512 * omp-low.c (create_omp_child_function): Use push_struct_function
5513 and pop_cfun to save/restore state.
5514 (expand_omp_parallel): Remove unused saved_cfun variable.
5515 * cgraphunit.c (ipa_passes): Use set_cfun.
5516 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5517 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5518 * matrix-reorg.c (transform_allocation_sites): Likewise.
5519 (matrix_reorg): Use set_cfun.
5520 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5521 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5522 assignment to cfun; use set_cfun for the other.
5523 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5524 (dump_function_to_file): Use push_cfun/pop_cfun here.
5525 * c-decl.c (finish_function): Use set_cfun.
5527 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5529 * regrename.c (rerename_optimize): Use deferred rescanning and
5530 insert explicit calls to rescan insns when changed.
5532 2007-09-05 Jan Hubicka <jh@suse.cz>
5534 * optabs.c (libfunc_entry): Change optab to integer.
5535 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5536 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5537 of pointers for hashing.
5539 2007-09-05 Jan Hubicka <jh@suse.cz>
5541 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5543 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5544 * see.c (pass_see): Likewise.
5545 * tracer.c (pass_tracer): Likewise.
5546 * postreload-gcse.c (pass_gcse2): Likewise.
5547 * postreload.c (pass_postreload_cse): Likewise.
5548 * mode-switching.c (pass_mode_switching): Likewise.
5549 * modulo-sched.c (pass_sms): Likewise.
5550 * cse.c (cse_insn): Likewise.
5551 * web.c (pass_web): Likweise.
5552 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5553 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5554 * loop-init.c (pass_rtl_loop_init): Likewise.
5555 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5556 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5557 * global.c (pass_global_alloc): Likewise.
5558 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5559 pass_if_after_reload): Likewise.
5560 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5561 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5562 * regmove.c (pass_regmove): Likewise.
5563 * function.c (pass_thread_prologugues_epilogues): Likewise.
5564 * gcse.c (pass_gcse): Likewise.
5565 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5566 * lower-subreg.c (pass_lower_subreg2): Likewise.
5567 * bt-load.c (pass_branch_target_load): Likewise.
5568 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5569 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5570 * combine.c (pass_combine): Likewise.
5571 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5572 (pass_partition_blocks): Likewise.
5573 * var-tracking.c (pass_variable_track): Likewise.
5574 * reg-stack.c (pass_stack_regs_run): Likewise.
5575 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5576 * passes.c (pass_postreload): Likewise.
5577 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5578 * tree-pass.h (TODO_verify_rtl_sharing): New.
5579 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5580 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5581 TODO_set_props, TODO_df_finish, TODO_df_verify,
5582 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5584 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5586 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5587 fold_real_zero_addition_p, reorder_operands_p,
5588 div_if_zero_remainder, fold_undefer_overflow_warnings,
5589 int_binop_types_match_p, fold_convert_const_int_from_int,
5590 fold_convert_const_int_from_real,
5591 fold_convert_const_int_from_fixed,
5592 fold_convert_const_real_from_real,
5593 fold_convert_const_real_from_fixed,
5594 fold_convert_const_fixed_from_fixed,
5595 fold_convert_const_fixed_from_int,
5596 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5597 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5598 debug_fold_checksum, multiple_of_p): Constify.
5599 * tree-flow-inline.h (get_lineno): Likewise.
5600 * tree-flow.h (get_lineno): Likewise.
5601 * tree-object-size.c (compute_object_offset, addr_object_size,
5602 alloc_object_size, pass_through_call): Likewise.
5603 * tree-pretty-print.c (op_symbol, print_call_name,
5604 print_struct_decl, do_niy): Likewise.
5605 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5606 debug_fold_checksum): Likewise.
5608 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5611 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5612 note, remove the associated REG_RETVAL note.
5614 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5616 * config.gcc (powerpc*-*-*): Install
5617 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5618 * config/rs6000/spu2vmx.h: New header.
5619 * config/rs6000/si2vmx.h: New header.
5620 * config/rs6000/vec_types.h: New header.
5622 2007-09-05 Ben Elliston <bje@au.ibm.com>
5624 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5626 2007-09-05 Ben Elliston <bje@au.ibm.com>
5628 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5630 (__stdcx): Make asm volatile.
5631 (__stwcx, __stdcx): Return only 0 or 1.
5633 2007-09-05 Jan Hubicka <jh@suse.cz>
5637 2007-09-04 Jan Hubicka <jh@suse.cz>
5638 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5640 2007-09-04 Richard Guenther <rguenther@suse.de>
5641 * tree-ssa-operands.c (add_virtual_operand): Only mark
5642 stores as has_volatile_ops if alias information is not available.
5644 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5646 * config/rs6000/tramp.asm: Include config.h.
5647 Check __PIC__ or __pic__ macro instead of SHARED.
5649 PR rtl-optimization/32300
5650 * see.c (see_copy_insn): New function.
5651 (see_def_extension_not_merged, see_merge_one_use_extension,
5652 see_merge_one_def_extension): Use it. Avoid changing
5653 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5654 into sequences. Call df_insn_delete on temporary insns
5655 that won't be emitted into the insn stream.
5656 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5657 and run df_process_deferred_rescans () before run_fast_dce.
5659 PR tree-optimization/33017
5660 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5661 recurse for pure or const function calls.
5663 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5665 * c-format.c: Include alloc-pool.h.
5666 (check_format_info_main): New argument fwt_alloc. Use allocation
5667 pool instead of GC. Remove GC deallocation code.
5668 (check_format_arg): Create allocation pool, pass it to
5669 check_format_info_main and free it afterwards.
5670 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5672 2007-09-05 Ben Elliston <bje@au.ibm.com>
5674 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5675 Rename count macro arugment for clarity.
5676 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5677 (__protected_stream_set): Likewise, pass 0.
5679 2007-09-04 Jan Hubicka <jh@suse.cz>
5681 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5683 2007-09-04 Jan Hubicka <jh@suse.cz>
5685 * invoke.texi (-finline-small-functions): Document.
5686 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5687 when deciding what is inlinable.
5688 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5689 (cgraph_decide_inlining_of_small_function): Handle new flags.
5690 (cgraph_decide_inlining_incrementally): Likewise.
5691 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5692 * common.opt (finline-small-functions): New.
5693 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5695 2007-09-04 Richard Guenther <rguenther@suse.de>
5697 * tree-ssa-operands.c (add_virtual_operand): Only mark
5698 stores as has_volatile_ops if alias information is not available.
5700 2007-09-04 Andrew Haley <aph@redhat.com>
5702 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5704 2007-09-04 Andrew Haley <aph@redhat.com>
5706 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5707 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5708 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5710 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5713 * common.opt: Mention ABI version 2 in comment.
5715 2007-09-04 Jan Hubicka <jh@suse.cz>
5717 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5718 (libfunc_entry): New structure.
5719 (libfunc_hash): New hashtable.
5720 (hash_libfunc): New function.
5721 (eq_libfunc): New function.
5722 (convert_optab_libfunc): New function.
5723 (optab_libfunc): New function.
5724 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5725 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5726 expand_float, expand_fix, new_optab, new_convert_optab):
5727 Update for new libfunc API.
5728 (init_libfunc, init_integral_libfuncs,
5729 init_floating_libfuncs, init_interclass_conv_libfuncs
5730 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5731 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5732 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5733 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5734 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5735 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5736 gen_extend_conv_libfunc): New.
5737 (init_one_libfunc): Revamp for hashtables.
5738 (set_conv_libfunc): Likewise.
5739 (init_optabs): Initialize hashtable; use lazy initialization where
5741 * optabs.h (optab_handlers): Move out of GGC.
5742 (optab, convert_optab): Move out of GGC; add lazy gen info.
5743 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5744 (optab_libfunc, convert_optab_libfunc): New.
5745 * builtins.c (expand_builtin_powi): Update for new API.
5746 * expr.c (convert_move): Likewise.
5747 * expmed.c (expand_divmod): Likewise.
5749 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5751 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5752 GOT pointer only if there is a constant pool. Use the allocated space
5755 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5757 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5760 2007-09-04 Revital Eres <eres@il.ibm.com>
5761 Richard Guenther <rguenther@suse.de>
5762 R. Clint Whaley <whaley@cs.utsa.edu>
5764 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5766 * tree-tailcall.c (process_assignment): Use -fassociative-math
5767 when reodering operands of floating-point type.
5768 * fold-const.c (fold_comparison, fold_binary): Use
5769 -fassociative-math and -freciprocal-math instead of
5770 -funsafe-math-optimization flag.
5771 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5772 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5773 -freciprocal-math instead of -funsafe-math-optimizations.
5774 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5775 -fassociative-math when -ffast-math is set.
5776 (set_unsafe_math_optimizations_flags): New Function
5777 to set -freciprocal-math and -fassociative-math when
5778 -funsafe-math-optimizations is set.
5779 (common_handle_option): Call it.
5780 * tree-vectorizer.c (vect_is_simple_reduction): Use
5781 -fassociative-math when doing reduction on floats.
5782 * loop-unroll.c (analyze_insn_to_expand_var): Use
5783 -fassociative-math when expanding an accumulator of type float.
5784 * simplify-rtx.c (simplify_binary_operation_1): Use
5785 -fassociative-math and -freciprocal-math when reordeing operands
5786 of floating-point type.
5787 * combine.c (combine_simplify_rtx): Likewise.
5788 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5790 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5792 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5795 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5797 2007-09-04 Jan Hubicka <jh@suse.cz>
5799 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5801 2007-09-04 Jan Hubicka <jh@suse.cz>
5803 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5804 and corresponding MATCH_DUP.
5806 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5809 * combine.c (subst): Do not try to simplify X if it represents load
5810 of FP constant from the constant pool via float extension.
5812 2007-09-04 Ben Elliston <bje@au.ibm.com>
5814 * c-opts.c: Include "tm_p.h".
5815 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5817 2007-09-04 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/33291
5820 * tree-pretty-print.c (dump_generic_node): Dump all
5821 qualifiers for pointer types, not only first. Dump
5822 qualifiers for aggregate types as well.
5823 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5824 use the canonical type for building ARRAY_REFs.
5825 * gimplify.c (canonicalize_addr_expr): Clean up. The
5826 correct validness check is compatibility of the pointer
5827 types. Always use the canonical type for building
5828 ARRAY_REFs and ADDR_EXPRs.
5829 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5830 change that disabled propagation of ADDR_EXPRs into statements
5833 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5835 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5836 (umulsi3_highpart): Make into expanders; existing insns are
5837 now named *[insn]_nov6. Add stars to existing [insn]_v6
5838 counterparts' names.
5840 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5842 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5843 (unprotoize.o): Remove SHLIB_MULTILIB.
5845 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5847 * doc/extend.texi: Document progmem attribute for AVR.
5849 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5852 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5854 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5856 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5859 * optabs.c: Remove unnecessary forward declarations.
5860 (expand_unop_direct): New, broken out of expand_unop.
5861 (expand_doubleword_clz): New.
5862 (expand_ctz): Move above expand_ffs. Use
5863 start_sequence, end_sequence, add_equal_note, and
5864 expand_unop_direct. Add more commentary.
5865 (expand_ffs): Try both ctz optab and expand_ctz.
5866 Generate a test and branch if the hardware doesn't give us
5867 a useful value for input zero. Style improvements similar to
5870 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5872 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5874 * config.gcc: Delete stanza for arm-semi-aof and
5875 armel-semi-aof targets.
5876 * config/arm/arm-protos.h
5878 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5879 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5880 delete aof_pic_label and remove mention of AOF in comments.
5881 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5883 * config/arm/semiaof.h
5884 * config/arm/t-semi: Delete file.
5886 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5889 CONST_CAST_BB): New macros for type-specific casts.
5890 (CONST_CAST): Add a TYPE parameter and define it in terms of
5893 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5894 * c-lex.c (cb_ident, lex_string): Likewise,
5895 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5896 * config/i386/i386.c (ix86_function_regparm,
5897 ix86_function_sseregparm): Use CONST_CAST_TREE.
5898 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5900 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5901 give_switch, set_multilib_dir): Likewise,
5902 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5903 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5904 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5905 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5906 * prefix.c (update_path): Likewise,
5907 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5908 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5909 * tree-cfg.c (tree_can_merge_blocks_p,
5910 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5911 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5912 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5913 (attribute_list_contained): Use CONST_CAST_TREE.
5915 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5917 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5919 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5922 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5923 before forcing them into a register.
5925 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5927 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5928 rather than define_code_macro.
5930 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5932 * gcc.c (xputenv): New function.
5933 (putenv_from_prefixes): Use xputenv instead of putenv.
5934 (process_command): Use xputenv instead of putenv.
5935 (set_collect_gcc_options): Use xputenv instead of putenv.
5936 (main): Use xputenv instead of putenv.
5938 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5940 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5941 availability of swap instruction.
5942 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5944 2007-09-03 Revital Eres <eres@il.ibm.com>
5946 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5949 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5950 Ayal Zaks <zaks@il.ibm.com>
5951 Revital Eres <eres@il.ibm.com>
5953 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5954 compute_split_row): New functions.
5955 (ps_unschedule_node): Remove.
5956 (normalize_sched_times): Iterate over the already scheduled
5957 insns instead of the number of nodes.
5958 (MAX_SPLIT_NUM): New definition.
5959 (sms_schedule_by_order): Change the scheduling heuristic to
5960 avoid useless increases of initiation interval ii.
5961 (get_sched_window): Add dump printouts.
5963 2007-09-02 David Daney <ddaney@avtrex.com>
5965 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5966 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5967 (optab, insn): Add more attributes.
5968 (fetchop_bit): New code macro.
5969 (immediate_insn): New code macro attribute.
5970 (sync): Change condition to ISA_HAS_SYNC.
5971 (rdhwr): Change predicate for operand 0 to register_operand.
5972 (memory_barrier): New expand.
5973 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5974 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5975 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5976 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5977 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5978 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5979 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5980 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5981 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5983 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5984 Hans-Peter Nilsson <hp@axis.com>
5986 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5987 Defined to describe availability and behavior of CLZ.
5988 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5989 * config/cris/cris.opt: Tweak comment for "-metrax4".
5990 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5991 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5992 (count_leading_zeros): Define.
5994 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5996 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5998 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6001 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6004 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6006 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6007 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6008 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6009 sched-deps.c, sched-int.h, system.h, target.h,
6010 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6011 tree.def: Fix comment typos.
6013 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6015 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6016 (override_options): Turn on -mstrict-align on non-ColdFire
6018 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6020 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6022 * c-common.c (const_strip_array_types): Delete.
6023 * c-common.h (const_strip_array_types): Likewise.
6024 * emit-rtl.c (const_next_insn, const_previous_insn,
6025 const_next_nonnote_insn, const_prev_nonnote_insn,
6026 const_next_real_insn, const_prev_real_insn,
6027 const_next_active_insn, const_prev_active_insn, const_next_label,
6028 const_prev_label): Delete.
6029 * gimple-low.c (block_may_fallthru): Use expr_last.
6030 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6031 * rtl.h (const_previous_insn, const_next_insn,
6032 const_prev_nonnote_insn, const_next_nonnote_insn,
6033 const_prev_real_insn, const_next_real_insn,
6034 const_prev_active_insn, const_next_active_insn, const_prev_label,
6035 const_next_label): Delete.
6036 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6037 * system.h (CONST_CAST): Update comment.
6038 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6039 (const_first_stmt, const_last_stmt): Delete.
6040 (tree_block_ends_with_condjump_p): Use last_stmt.
6041 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6042 * tree-iterator.c (const_expr_first, const_expr_last,
6043 const_expr_only): Delete.
6044 * tree.c (const_lookup_attribute): Likewise.
6045 (attribute_list_contained): Use lookup_attribute.
6046 * tree.h (const_lookup_attribute, const_expr_first,
6047 const_expr_last, const_expr_only): Delete.
6049 2007-09-01 Richard Guenther <rguenther@suse.de>
6051 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6052 instead of TREE_THIS_VOLATILE.
6053 * tree-ssa-operands.c (add_virtual_operand): Do not set
6054 has_volatile_ops. Do not check s_ann for NULL.
6055 (get_indirect_ref_operands): Likewise.
6056 (get_expr_operands): Likewise. For all reference trees
6057 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6058 check base of reference for TREE_THIS_VOLATILE.
6060 2007-09-01 Richard Guenther <rguenther@suse.de>
6062 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6063 between integral types. Also allow conversions between
6066 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6068 * optabs.c (prepare_float_lib_cmp): Use
6069 libgcc_cmp_return_mode instead of word_mode.
6070 * config/dfp-bit.h: Likewise.
6071 * config/fp-bit.h: Likewise.
6072 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6074 (spu_libgcc_shift_count_mode): New function.
6075 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6076 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6078 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6080 * tree-pretty-print.c: Include output.h.
6081 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6082 HOST_WIDE_INT_PRINT_DEC.
6083 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6085 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6087 PR rtl-optimization/33224
6088 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6089 to the analysed region.
6091 2007-08-31 Richard Guenther <rguenther@suse.de>
6093 * function.c (allocate_struct_function): Do not set
6094 current_function_returns_pointer.
6095 * function.h (struct var_refs_queue): Remove.
6096 (struct simple_obstack_stack): Likewise.
6097 (struct function): Remove fixup_var_refs_queue member.
6098 Remove returns_pointer flag.
6099 (current_function_returns_pointer): Remove define.
6101 2007-08-31 Nick Clifton <nickc@redhat.com>
6103 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6104 secondary keys in order to obtain a stable sort.
6106 2007-08-31 Nick Clifton <nickc@redhat.com>
6109 * config/m32r/constraints.md: Add W constraint for integer zero.
6110 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6111 Fix length calculation by using alternatives.
6113 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6115 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6116 split out from expand_binop.
6117 (avoid_expensive_constant): New function.
6118 (expand_binop_directly): Remove commutative_op argument and
6119 (expand_binop_directly): Remove commutative_op argument and
6120 call cummutative_optab_p instead. Do not change op0 or op1
6121 when swapping xop0 and xop1. Apply avoid_expensive_constant
6122 to each argument after potential swapping. Enforce the
6123 canonical order of commutative operands.
6124 (expand_binop): Use shift_optab_p and commutative_optab_p.
6125 Update the calls to expand_binop_directly. Only force constants
6126 into registers when widening an operation. Only swap operands
6127 once a direct expansion has been rejected.
6128 (expand_twoval_binop): Only force constants into registers when
6129 using a direct expansion.
6131 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6133 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6134 (sched_analyze_insn): Don't postprocess speculative dependencies when
6135 target has no scheduling.
6136 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6137 'uninitialized' warning.
6139 2007-08-31 Richard Guenther <rguenther@suse.de>
6141 * tree.c (build_complex_type): Always set TYPE_NAME for
6144 2007-08-31 Olivier Hainque <hainque@adacore.com>
6146 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6147 internal macro. Default alignment factor for csect directives, chosen
6148 to match what BIGGEST_ALIGNMENT allows.
6149 (DATA_SECTION_ASM_OP): Use it.
6150 * config/rs6000/rs6000.c
6151 (rs6000_xcoff_output_readonly_section_asm_op):
6152 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6153 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6155 2007-08-31 Olivier Hainque <hainque@adacore.com>
6157 * dbxout.c (dbxout_block): Move declaration within the first
6158 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6159 block to include the definition, together with the associated
6162 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6163 Revital Eres <eres@il.ibm.com>
6165 * doc/invoke.texi (-mpaired): Document flag.
6166 * config.gcc: Include paired.h in powerpc extra_headers and
6167 750cl.h in powerpc-*-linux*paired*.
6168 * config/rs6000/rs6000.opt (-mpaired): New flag.
6169 * config/rs6000/rs6000.c (paired_init_builtins,
6170 paired_expand_builtin, paired_expand_lv_builtin,
6171 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6172 New functions to support the paired single builtin functions.
6173 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6174 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6176 (bdesc_paired_preds): New structure for paired predicate
6178 (rs6000_expand_builtin): Expand paired single builtins.
6179 (rs6000_init_builtins): Init paired single builtins.
6180 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6181 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6182 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6183 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6184 (rs6000_vector_mode_supported_p): Support paired vector mode.
6185 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6186 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6188 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6189 (DATA_ALIGNMENT): Likewise.
6190 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6191 (rs6000_builtins): Add PAIRED builtins.
6192 * config/rs6000/rs6000.md: Include paired.md.
6193 * config/rs6000/paired.h: New.
6194 * config/rs6000/paired.md: New.
6195 * config/rs6000/750cl.h: New.
6196 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6198 2007-08-30 Ollie Wild <aaw@google.com>
6200 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6201 * gcc.c (default_compilers): Add -fno-directives-only to
6202 @assembler-with-cpp.
6204 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6208 * regclass.c (initial_fixed_regs): Revert previous change and make
6210 (initial_call_used_regs): Likewise.
6211 (initial_call_really_used_regs): Delete, reverting previous addition.
6212 (initial_reg_names): Likewise.
6213 (init_reg_sets): Revert previous change.
6214 (saved_fixed_regs): New.
6215 (saved_call_used_regs): New.
6216 (saved_call_really_used_regs): New.
6217 (saved_reg_names): New.
6218 (save_register_info): New.
6219 (restore_register_info): New.
6220 (init_reg_sets_1): Replace reset of register info with call to
6221 restore_register_info.
6222 * rtl.h (save_register_info): Declare.
6223 * toplev.c (backend_init): Call save_register_info.
6225 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6227 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6228 from the original statement.
6230 2007-08-30 Chao-ying Fu <fu@mips.com>
6232 * c-lex.c (interpret_fixed): Declare.
6233 (interpret_float): Process _Fract and _Accum.
6234 (interpret_fixed): New function.
6235 * final.c (output_addr_const): Process CONST_FIXED.
6236 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6237 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6239 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6241 (simplify_immed_subreg): Support CONST_FIXED.
6242 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6243 (simplify_subreg): Support CONST_FIXED.
6245 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6247 * config/rs6000/ppu_intrinsics.h: New file.
6248 * config.gcc (powerpc*-*-* <extra_headers>): Install
6251 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6253 * cfg.c (dump_flow_info): Change to also print entry and exit
6255 * print-rtl.c (print_rtl_single): Allow to print rtl with
6258 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6260 * df-core.h (df_dump_region): New function.
6261 * df.h (df_dump_region): New function.
6262 * loop-invariant.c (find_defs): Add call to df_dump_region.
6263 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6266 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6269 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6270 true if any of the compare_section_name calls returned true,
6271 rather than if any returned false.
6273 2007-08-30 Richard Guenther <rguenther@suse.de>
6275 PR tree-optimization/33199
6276 * tree-ssa-structalias.c (handle_lhs_call): New function.
6277 (find_func_aliases): In non-IPA mode make sure that for
6278 calls that return a pointer we add a constraint for the
6279 result to point to anything.
6281 2007-08-30 Richard Guenther <rguenther@suse.de>
6283 * doc/invoke.texi (-mveclibabi): Document new target option.
6284 * config/i386/i386.opt (-mveclibabi): New target option.
6285 * config/i386/i386.c (ix86_veclib_handler): Handler for
6286 vectorization library support.
6287 (override_options): Handle the -mveclibabi option, initialize
6288 the vectorization library handler.
6289 (ix86_builtin_vectorized_function): As fallback call the
6290 vectorization library handler, if set.
6291 (ix86_veclibabi_acml): New static function for ACML ABI style
6292 vectorization support.
6294 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6296 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6297 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6298 SImode and update m. Don't run gen_lowpart_common on arbitrary
6299 memory address, force it to register first.
6302 * dce.c (dce_process_block): Don't delete setters of
6303 artificially used registers.
6305 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6307 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6308 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6309 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6311 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6313 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6315 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6316 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6318 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * system.h: Activate -Wcast-qual as warning-only.
6322 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6325 * config/rs6000/rs6000.c (compare_section_name): New function.
6326 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6329 2007-08-29 Olivier Hainque <hainque@adacore.com>
6331 * xcoffout.c: #include debug.h.
6332 * Makefile.in (xcoffout.o): Add debug.h dependency.
6334 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6336 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6337 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6339 2007-08-29 Richard Guenther <rguenther@suse.de>
6341 * tree-pretty-print.c (dump_generic_node): Print
6342 label DECL_UID as D.%u.
6343 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6345 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6347 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6348 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6350 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6353 * tree.c (build_type_attribute_qual_variant): Set canonical types
6354 on the final, unqualified attribute variant before building the
6357 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6359 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6360 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6362 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6365 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6366 * config/bfin/bfin.md (composev2hi): Put operands into vector
6369 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6371 * config/bfin/bfin.md (composev2hi): Put operands into vector
6374 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6376 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6377 attribute when appropriate.
6378 (bfin_handle_l1_text_attribute): New.
6379 (bfin_handle_l1_data_attribute): New.
6380 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6381 l1_data_A and l1_data_B.
6382 * doc/extend.texi (node Function Attributes): Document l1_text
6384 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6385 l1_data_A and l1_data_B variable attributes.
6387 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6389 * config/bfin/bfin.opt (minline-plt): Add.
6390 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6391 call to global functions.
6392 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6393 (Blackfin Options): Document -minline-plt.
6395 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6397 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6398 given a non-function.
6399 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6401 2007-08-28 DJ Delorie <dj@redhat.com>
6403 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6405 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6407 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6409 2007-08-28 Richard Guenther <rguenther@suse.de>
6411 * tree.h (struct tree_function_decl): Increase size of
6412 function_code bitfield.
6414 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6415 Kazu Hirata <kazu@codesourcery.com>
6417 * gcc/config/m68k/linux.h
6418 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6419 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6420 (m68k_return_in_memory): New.
6421 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6424 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6427 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6428 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6429 operand) when top VEC_SELECT extracts scalar element.
6430 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6431 (*vec_extract_v4sf_mem): Ditto.
6433 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6436 * passes.c (init_optimization_passes): Move pass_df_finish
6437 after pass_postreload sublist.
6439 PR rtl-optimization/33148
6440 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6441 (neg (lt X 0)) if X has scalar int mode.
6444 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6445 initializer, use build_vector_from_ctor if possible to create
6446 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6447 even after this, return NULL.
6449 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6451 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6453 2007-08-28 Richard Guenther <rguenther@suse.de>
6455 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6456 (struct tree_function_decl): Make function_code a bitfield.
6457 Add disregard_inline_limits flag.
6458 * cgraphunit.c (cgraph_process_new_functions): Check
6459 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6460 (cgraph_preserve_function_body_p): Likewise.
6461 * ipa-inline.c (compute_inline_parameters): Likewise.
6462 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6463 for GNU C extern inline functions.
6464 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6465 * tree-inline.c (disregard_inline_limits_p): Remove.
6466 * tree-inline.h (disregard_inline_limits_p): Likewise.
6467 * c-common.c (handle_always_inline_attribute): Set
6468 DECL_DISREGARD_INLINE_LIMITS.
6469 * langhooks.c (add_builtin_function): Verify the function code
6470 fits in the bitfield.
6472 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6473 Vladimir Yanovsky <yanov@il.ibm.com>
6474 Revital Eres <eres@il.ibm.com>
6475 Andrey Belevantsev <abel@ispras.ru>
6477 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6479 * modulo-sched.c: Add documentation regarding do-loop.
6480 (doloop_register_get): Change number of arguments to support
6481 the new do-loop pattern and check whether COUNT_REG has no other
6482 occurences in the loop besides in the control part.
6483 (duplicate_insns_of_cycles): Do not duplicate the insn which
6484 changes count_reg as it is already adjusted.
6485 (generate_prolog_epilog): New argument to support the new
6486 do-loop pattern. Change the subtract instruction to use
6487 expand_simple_binop. Call duplicate_insns_of_cycles with new
6489 (sms_schedule): Call doloop_register_get and
6490 generate_prolog_epilog with new argument. Do not handle loops
6491 with single sets insns with subreg in their lhs.
6492 * loop-doloop.c (doloop_optimize): Support for another do-loop
6494 (doloop_condition_get): Gets an instruction instead of a pattern
6495 and change the return condition when the do-loop pattern is
6497 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6498 deps when considering to not create edges.
6500 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6502 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6505 2007-08-27 Jason Merrill <jason@redhat.com>
6508 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6509 zero-sized types after calling gimplify_modify_expr_rhs.
6511 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6513 * regclass.c (init_reg_autoinc): Fix typo.
6515 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6517 Fix PR tree-optimization/33173
6518 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6520 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6523 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6524 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6527 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6528 David Ung <davidu@mips.com>
6529 Nigel Stephens <nigel@mips.com>
6531 Separate target-specific initialization from general
6532 back-end initialization.
6534 * toplev.c (init_alignments): New, split out from...
6535 (process_options): ...here.
6536 (backend_init_target): New, split out from...
6537 (backend_init): ...here.
6538 (lang_dependent_init_target): New, split out from...
6539 (lang_dependent_init): ...here.
6540 (target_reinit): New.
6541 * toplev.h (target_reinit): Declare.
6542 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6543 now can be called more than once. Update comments.
6544 * expr.h (init_expr_target): Likewise.
6545 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6546 now can be called more than once. Explicitly zero
6547 static_reg_base_value.
6548 * emit-rtl.c (init_emit_regs): New, split out from...
6549 (init_emit_once): Here.
6550 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6551 non-const, so that changes from command-line arguments can overwrite
6552 values provided by the static initializers.
6553 (initial_call_really_used_regs): New, used similarly to the above.
6554 (initial_reg_names): Likewise.
6555 (last_mode_for_init_move_cost): Promoted function-local static to
6556 file-scope static to make it accessible outside init_move_cost.
6557 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6558 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6559 reg_names since it is needed for parsing command-line options.
6560 (init_move_cost): Use last_mode_for_init_move_cost instead of
6561 function-local static.
6562 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6563 call_really_used_regs now. Reinitialize reg_names. Also
6564 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6565 reg_class_superunion. Clear losing_caller_save_reg_set.
6566 Preserve global registers if called more than once. Reset
6567 move cost, may_move_in_cost, may_move_out_cost, and
6568 last_mode_for_init_move_cost.
6569 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6570 can now be invoked more than once. Update comments.
6571 (init_regs): Update comments.
6572 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6573 and initial_call_really_used_regs, instead of the non-initial
6574 variables. This allows us to save the command-line register settings
6575 after target reinitialization.
6576 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6577 * rtl.h (init_emit_regs): Declare.
6578 (init_reg_modes_target, init_alias_target): Renamed as described
6580 * reload1.c (init_reload): Update comments.
6581 * optabs.c (init_optabs): Likewise.
6582 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6584 2007-08-26 Chao-ying Fu <fu@mips.com>
6586 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6589 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6591 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6593 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6595 * bb-reorder.c (copy_bb_p): Likewise.
6596 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6597 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6598 block_ends_with_condjump_p): Likewise.
6599 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6600 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6601 block_ends_with_condjump_p): Likewise.
6602 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6603 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6604 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6605 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6606 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6607 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6608 debug_true_const_tree instad of debug_true_tree.
6609 * debug.c (do_nothing_debug_hooks): Likewise.
6610 * debug.h (ignore_block, debug_true_const_tree): Constify.
6611 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6612 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6613 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6614 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6615 dbx_reg_number, is_based_loc, field_type,
6616 simple_type_align_in_bits, simple_decl_align_in_bits,
6617 simple_type_size_in_bits, field_byte_offset, insert_float,
6618 type_tag, member_declared_type, is_redundant_typedef,
6619 secname_for_decl, is_inlined_entry_point): Likewise.
6620 * emit-rtl.c (const_next_insn, const_previous_insn,
6621 const_next_nonnote_insn, const_prev_nonnote_insn,
6622 const_next_real_insn, const_prev_real_insn,
6623 const_next_active_insn, const_prev_active_insn, const_next_label,
6624 const_prev_label): Likewise.
6625 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6627 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6628 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6629 sched_insn_is_legitimate_for_speculation_p): Likewise.
6630 * jump.c (reversed_comparison_code_parts,
6631 reversed_comparison_code, reversed_comparison, condjump_label):
6633 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6634 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6636 * rtl.h (const_previous_insn, const_next_insn,
6637 const_prev_nonnote_insn, const_next_nonnote_insn,
6638 const_prev_real_insn, const_next_real_insn,
6639 const_prev_active_insn, const_next_active_insn, const_prev_label,
6640 const_next_label, modified_between_p, modified_in_p,
6641 const_note_storeskeep_with_call_p, condjump_label,
6642 reversed_comparison, reversed_comparison_code,
6643 reversed_comparison_code_parts, memory_modified_in_insn_p,
6644 stack_regs_mentioned): Likewise.
6645 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6646 keep_with_call_p): Likewise.
6647 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6648 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6649 sd_lists_size, sd_lists_empty_p): Likewise.
6650 * sched-int.h (sched_insns_conditions_mutex_p,
6651 haifa_classify_insn, no_real_insns_p,
6652 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6653 sd_lists_size, sd_lists_empty_p): Likewise.
6654 * sdbout.c (sdb_debug_hooks): Likewise.
6655 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6656 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6657 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6659 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6660 tree_can_throw_internal): Likewise.
6661 * tree-flow-inline.h (phi_nodes): Likewise.
6662 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6663 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6664 * tree-gimple.c (const_get_call_expr_in): Likewise.
6665 * tree-gimple.h (const_get_call_expr_in): Likewise.
6666 * tree.c (const_lookup_attribute, attribute_list_equal,
6667 attribute_list_contained): Likewise.
6668 * tree.h (attribute_list_equal, attribute_list_contained,
6669 const_lookup_attribute): Likewise.
6670 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6672 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6674 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6675 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6677 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6680 * config/alpha/constraints.md: Delete "svn:mime-type" property
6681 with svn propdel "svn:mime-type".
6683 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6686 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6687 non NOTE insn doesn't cross basic block.
6688 (noce_try_abs): Likewise.
6689 (noce_process_if_block): Likewise.
6691 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6694 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6695 operand without auto-inc-dec.
6696 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6697 offsettable_mem_operand.
6698 (floatunssidf2_internal): Same.
6699 (fix_truncdfsi2_internal): Same.
6700 (floatsidf_ppc64): Same.
6701 (floatunssidf_ppc64): Same.
6702 (fix_trunctfsi2_internal): Same.
6704 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6707 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6708 pass defines needed for version.c.
6710 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6712 * configure.ac (--debug-prefix-map check): Change assembler
6713 version presumed to have feature to 2.18.
6714 * configure: Regenerate.
6716 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6718 * c-common.c (vector_types_convertible_p,
6719 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6720 self_promoting_args_p): Constify.
6721 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6722 c_promoting_integer_type_p, self_promoting_args_p,
6723 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6724 * c-decl.c (anon_aggr_type_p): Likewise.
6725 * * c-dump.c (dump_stmt): Likewise.
6726 * c-objc-common.c (has_c_linkage): Likewise.
6727 * c-tree.h (same_translation_unit_p): Likewise.
6728 * c-typeck.c (null_pointer_constant_p,
6729 tagged_types_tu_compatible_p, function_types_compatible_p,
6730 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6731 comptypes_internal, struct tagged_tu_seen_cache,
6732 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6733 c_size_in_bytes): Likewise.
6734 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6735 hash_ptr, eq_ptr): Likewise.
6736 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6737 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6738 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6739 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6741 * optabs.c (optab_for_tree_code): Likewise.
6742 * optabs.h (optab_for_tree_code): Likewise.
6743 * rtl.h (simplify_rtx): Likewise.
6744 * simplify-rtx.c (simplify_rtx): Likewise.
6745 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6746 dump_flag, dump_node): Likewise.
6747 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6748 queue_and_dump_type, dump_flag): Likewise.
6749 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6750 * tree-pass.h (dump_node): Likewise.
6751 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6752 supportable_narrowing_operation): Likewise.
6753 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6754 supportable_narrowing_operation): Likewise.
6755 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6756 is_negative_overflow_infinity, is_positive_overflow_infinity,
6757 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6758 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6759 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6760 ssa_name_nonzero_p, fp_predicate): Likewise.
6761 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6762 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6763 ssa_name_nonnegative_p): Likewise.
6765 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6767 * config.gcc : Add x86_64-elf target.
6769 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6771 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6773 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6774 Nigel Stephens <nigel@mips.com>
6778 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6779 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6780 * expr.c (SET_BY_PIECES_P): Define.
6781 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6782 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6783 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6785 * expr.h (SET_RATIO): Define.
6786 (can_store_by_pieces, store_by_pieces): Update prototypes.
6787 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6788 can_store_by_pieces/store_by_pieces.
6789 (expand_builtin_memcpy_args): Likewise.
6790 (expand_builtin_strncpy): Likewise.
6791 (expand_builtin_memset_args): Likewise. Also remove special case
6792 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6793 decide what to do instead.
6794 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6795 to can_store_by_pieces.
6797 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6798 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6800 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6801 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6802 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6803 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6804 (STORE_BY_PIECES_P): Define.
6806 2007-08-24 Tom Tromey <tromey@redhat.com>
6808 * varpool.c (varpool_last_needed_node): Fix comment typo.
6809 * c-decl.c (duplicate_decls): Fix comment typo.
6810 (clone_underlying_type): Update comment.
6812 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6814 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6815 alpha_in_small_data_p, alpha_split_complex_arg,
6816 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6818 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6819 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6821 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6822 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6823 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6824 * config/darwin.c (darwin_binds_local_p): Likewise.
6825 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6827 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6828 i386_pe_valid_dllimport_attribute_p): Likewise.
6829 * config/i386/i386.c (ix86_function_regparm,
6830 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6831 x86_can_output_mi_thunk, ix86_mangle_type,
6832 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6833 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6834 i386_pe_binds_local_p): Likewise.
6835 * config/ia64/ia64.c
6836 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6837 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6838 ia64_invalid_conversion, ia64_invalid_unary_op,
6839 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6841 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6842 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6843 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6844 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6845 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6846 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6847 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6848 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6849 * config/pa/pa.c (pa_commutative_p): Likewise.
6850 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6852 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6853 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6854 rs6000_use_blocks_for_constant_p,
6855 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6856 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6857 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6858 * config/s390/s390.c (s390_mangle_type,
6859 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6861 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6862 th_in_small_data_p): Likewise.
6863 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6864 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6866 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6867 sparc_mangle_type): Likewise.
6868 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6869 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6870 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6872 * hooks.c (hook_bool_mode_const_rtx_false,
6873 hook_bool_mode_const_rtx_true,
6874 hook_bool_const_tree_hwi_hwi_const_tree_false,
6875 hook_bool_const_tree_hwi_hwi_const_tree_true,
6876 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6877 hook_constcharptr_const_tree_null,
6878 hook_constcharptr_const_rtx_null,
6879 hook_constcharptr_const_tree_const_tree_null,
6880 hook_constcharptr_int_const_tree_null,
6881 hook_constcharptr_int_const_tree_const_tree_null): New.
6882 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6883 hook_bool_tree_hwi_hwi_tree_false,
6884 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6885 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6886 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6887 hook_constcharptr_int_tree_null,
6888 hook_constcharptr_int_tree_tree_null): Delete.
6889 (default_can_output_mi_thunk_no_vcall): Constify.
6890 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6891 hook_bool_tree_hwi_hwi_tree_false,
6892 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6893 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6894 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6895 hook_constcharptr_int_tree_null,
6896 hook_constcharptr_int_tree_tree_null): Delete.
6897 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6898 hook_bool_const_tree_hwi_hwi_const_tree_false,
6899 hook_bool_const_tree_hwi_hwi_const_tree_true,
6900 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6901 hook_constcharptr_const_tree_null,
6902 hook_constcharptr_const_rtx_null,
6903 hook_constcharptr_const_tree_const_tree_null,
6904 hook_constcharptr_int_const_tree_null,
6905 hook_constcharptr_int_const_tree_const_tree_null): New.
6906 (default_can_output_mi_thunk_no_vcall): Constify.
6907 * integrate.c (function_attribute_inlinable_p): Likewise.
6908 * integrate.h (function_attribute_inlinable_p): Likewise.
6909 * jump.c (rtx_renumbered_equal_p): Likewise.
6910 * output.h (decl_readonly_section, categorize_decl_for_section,
6911 default_use_anchors_for_symbol_p, default_binds_local_p,
6912 default_binds_local_p_1): Likewise.
6913 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6915 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6916 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6917 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6918 TARGET_COMP_TYPE_ATTRIBUTES,
6919 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6920 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6921 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6922 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6923 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6924 * target.h (can_output_mi_thunk, needs_block_p,
6925 first_cycle_multipass_dfa_lookahead_guard_spec,
6926 vector_alignment_reachable, comp_type_attributes,
6927 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6928 commutative_p, use_blocks_for_constant_p,
6929 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6930 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6931 invalid_within_doloop, valid_dllimport_attribute_p,
6932 split_complex_arg, invalid_arg_for_unprototyped_fn,
6933 invalid_conversion, invalid_unary_op, invalid_binary_op):
6935 * targhooks.c (default_invalid_within_doloop,
6936 hook_invalid_arg_for_unprototyped_fn,
6937 default_builtin_vector_alignment_reachable): Likewise.
6938 (hook_bool_rtx_commutative_p): Delete.
6939 (hook_bool_const_rtx_commutative_p): New.
6940 * targhooks.h (default_invalid_within_doloop,
6941 default_builtin_vector_alignment_reachable,
6942 hook_invalid_arg_for_unprototyped_fn): Constify.
6943 (hook_bool_rtx_commutative_p): Delete.
6944 (hook_bool_const_rtx_commutative_p): New.
6945 * varasm.c (bss_initializer_p, decl_default_tls_model,
6946 categorize_decl_for_section, decl_readonly_section,
6947 default_use_anchors_for_symbol_p, default_binds_local_p,
6948 default_binds_local_p_1): Constify.
6950 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6952 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6953 __NO_BUILTIN if -fno-builtin.
6955 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6957 * config/bfin/bfin.c (print_operand): Report error instead of
6958 ICE for wrong operand.
6960 2007-08-24 Michael Matz <matz@suse.de>
6962 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6964 2007-08-24 Richard Guenther <rguenther@suse.de>
6967 * tree-ssa.c (useless_type_conversion_p): Split into a
6968 recursive and a non-recursive part.
6969 (useless_type_conversion_p_1): New function.
6970 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6971 from maybe_fold_offset_to_reference is trivially convertible
6972 to the desired type before doing the simplification.
6974 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6976 * expr.c (store_expr): Optimize initialization of an array
6978 * expr.h (builtin_strncpy_read_str): New prototype.
6979 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6982 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6985 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6986 field when initializing if_info structure.
6988 2007-08-24 Richard Guenther <rguenther@suse.de>
6990 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6992 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6993 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6994 * tree-inline.c (inlinable_function_p): Fold in common parts of
6995 the cannot_inline_tree_fn langhook.
6996 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6997 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6998 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6999 cannot_inline_tree_fn langhook.
7000 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7001 cannot_inline_tree_fn member.
7003 2007-08-24 Richard Guenther <rguenther@suse.de>
7005 * expr.c (get_inner_reference): Do computation of bitoffset
7006 from offset in a way we can detect overflow reliably.
7008 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7010 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7012 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7014 * config/bfin/bfin.opt (mfast-fp): Add.
7015 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7016 libbffastfp override libgcc if -mfast-fp.
7017 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7018 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7019 (Blackfin Options): Document -mfast-fp.
7021 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7023 PR tree-optimization/32573
7025 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7026 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7027 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7028 (build_classic_dist_vector): Return false rather than true if
7029 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7030 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7031 returned false. Don't call save_dist_v before calling
7032 build_classic_dist_vector_1.
7033 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7034 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7035 DDR_DIR_VECTS vectors.
7037 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7039 * configure.ac (leb128): Modify sed statement to work with any
7040 binutils version string.
7041 * configure: Regenerate
7043 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7045 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7046 Wrap in RTX_CODE macro guard.
7047 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7048 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7049 arm_mark_dllimport, arm_pe_encode_section_info,
7050 arm_pe_unique_section): Use ISO-C function declarations.
7051 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7052 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7053 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7055 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7056 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7058 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7060 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7061 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7062 (register_move_cost): Use ISO-C function declarations.
7063 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7064 * config/score/score-protos.h (score_declare_object): Add
7066 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7068 * final.c (profile_function): Avoid empty if-bodies.
7071 * calls.c (must_pass_in_stack_var_size,
7072 must_pass_in_stack_var_size_or_pad): Constify.
7073 * config/alpha/alpha-protos.h (function_value): Likewise.
7074 * config/alpha/alpha.c (alpha_return_in_memory,
7075 alpha_pass_by_reference, function_value,
7076 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7077 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7079 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7080 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7081 TARGET_PROMOTE_PROTOTYPES): Likewise.
7082 * config/arm/arm-protos.h (arm_return_in_memory,
7083 arm_pad_arg_upward, arm_function_value): Likewise.
7084 * config/arm/arm.c (arm_pass_by_reference,
7085 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7086 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7087 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7089 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7090 * config/avr/avr-protos.h (avr_function_value): Likewise.
7091 * config/avr/avr.c (avr_return_in_memory,
7092 gas_output_limited_string, gas_output_ascii, avr_function_value,
7093 avr_return_in_memory): Likewise.
7094 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7095 * config/bfin/bfin.c (bfin_pass_by_reference,
7096 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7097 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7099 * config/cris/cris.c (cris_pass_by_reference,
7100 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7101 * config/crx/crx.c (crx_return_in_memory): Likewise.
7102 * config/darwin.c (function_base, machopic_function_base_name):
7104 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7105 TARGET_PROMOTE_PROTOTYPES): Likewise.
7106 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7107 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7108 * config/i386/i386-protos.h (ix86_return_in_memory,
7109 ix86_sol10_return_in_memory): Likewise.
7110 * config/i386/i386.c (ix86_function_value,
7111 ix86_function_sseregparm, ix86_must_pass_in_stack,
7112 type_natural_mode, classify_argument, examine_argument,
7113 construct_container, ix86_pass_by_reference, function_value_32,
7114 function_value_64, ix86_function_value_1, return_in_memory_32,
7115 return_in_memory_64, return_in_memory_ms_64,
7116 ix86_return_in_memory, ix86_sol10_return_in_memory,
7117 TARGET_PROMOTE_PROTOTYPES): Likewise.
7118 * config/ia64/ia64-protos.h (ia64_function_value,
7119 ia64_hpux_function_arg_padding): Likewise.
7120 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7121 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7122 ia64_hpux_function_arg_padding): Likewise.
7123 * config/iq2000/iq2000-protos.h (function_arg,
7124 iq2000_function_value): Likewise.
7125 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7126 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7127 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7128 function_arg, iq2000_function_value): Likewise.
7129 * config/m32c/m32c-protos.h (m32c_function_value,
7130 m32c_promote_function_return): Likewise.
7131 * config/m32c/m32c.c (m32c_pass_by_reference,
7132 m32c_promote_prototypes, m32c_promote_function_return,
7133 m32c_function_value): Likewise.
7134 * config/m32r/m32r.c (m32r_return_in_memory,
7135 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7136 m32r_in_small_data_p): Likewise.
7137 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7139 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7140 m68hc11_function_arg_padding): Likewise.
7141 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7142 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7143 m68k_function_value): Likewise.
7144 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7145 mcore_function_value): Likewise.
7146 * config/mcore/mcore.c (handle_structs_in_regs,
7147 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7148 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7149 mcore_num_arg_regs, mcore_function_value): Likewise.
7150 * config/mips/mips-protos.h (mips_pad_arg_upward,
7151 mips_function_value): Likewise.
7152 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7153 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7154 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7155 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7156 mips_function_value): Likewise.
7157 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7159 * config/mmix/mmix.c (mmix_pass_by_reference,
7160 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7161 mmix_encode_section_info): Likewise.
7162 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7164 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7165 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7166 mn10300_function_value): Likewise.
7167 * config/mt/mt-protos.h (mt_function_value): Likewise.
7168 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7169 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7170 * config/pa/pa-protos.h (function_arg_padding, function_value,
7171 pa_return_in_memory): Likewise.
7172 * config/pa/pa.c (pa_pass_by_reference,
7173 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7174 function_arg_padding, function_value, pa_return_in_memory):
7176 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7177 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7178 function_arg_padding): Likewise.
7179 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7180 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7181 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7182 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7183 function_arg_padding, altivec_expand_dst_builtin,
7184 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7185 altivec_init_builtins, rs6000_common_init_builtins,
7186 rs6000_function_value): Likewise.
7187 * s390/s390-protos.h (s390_function_value): Likewise.
7188 * config/s390/s390.c (s390_function_arg_size,
7189 s390_pass_by_reference, s390_return_in_memory,
7190 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7191 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7192 * config/score/score-protos.h (score_function_value): Likewise.
7193 * config/score/score.c (score_arg_partial_bytes,
7194 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7195 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7196 score_pass_by_reference, score_add_offset, score_function_value):
7198 * config/sh/sh-protos.h (sh_attr_renesas_p,
7199 sh_promote_prototypes): Likewise.
7200 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7201 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7202 sh_attr_renesas_p): Likewise.
7203 * config/sparc/sparc-protos.h (function_value,
7204 function_arg_padding): Likewise.
7205 * config/sparc/sparc.c (sparc_promote_prototypes,
7206 sparc_return_in_memory, sparc_pass_by_reference,
7207 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7208 function_arg_record_value_2, function_arg_record_value_1,
7209 function_arg_record_value, function_arg_record_value,
7210 function_arg_padding, function_value): Likewise.
7211 * config/spu/spu-protos.h (spu_function_value): Likewise.
7212 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7213 spu_function_value): Likewise.
7214 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7216 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7217 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7218 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7220 * config/v850/v850.c (v850_return_in_memory,
7221 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7222 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7223 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7224 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7225 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7227 * explow.c (promote_mode, hard_function_value): Likewise.
7228 * expr.h (hard_function_value, promote_mode): Likewise.
7229 * function.c (aggregate_value_p): Likewise.
7230 * hooks.c (hook_bool_const_tree_true): New.
7231 * hooks.h (hook_bool_const_tree_true): New.
7232 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7233 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7234 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7235 TARGET_RETURN_IN_MSB): Likewise.
7236 * target.h (promote_function_args, promote_function_return,
7237 promote_prototypes, return_in_memory, return_in_msb,
7238 pass_by_reference, must_pass_in_stack, callee_copies,
7239 function_value): Likewise.
7240 * targhooks.c (default_return_in_memory,
7241 hook_pass_by_reference_must_pass_in_stack,
7242 hook_callee_copies_named,
7243 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7244 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7245 default_function_value): Likewise.
7246 * targhooks.h (default_return_in_memory,
7247 hook_pass_by_reference_must_pass_in_stack,
7248 hook_callee_copies_named,
7249 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7250 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7251 default_function_value): Likewise.
7252 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7253 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7254 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7255 * tree.c (needs_to_live_in_memory): Likewise.
7256 * tree.h (struct tree_type, needs_to_live_in_memory,
7257 aggregate_value_p, must_pass_in_stack_var_size,
7258 must_pass_in_stack_var_size_or_pad): Likewise.
7259 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7260 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7261 lookup_filename): Likewise.
7263 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7267 fake fcomi i387 instruction for !TARGET_CMOVE.
7268 (ix86_expand_branch): Expand natural sequence with one jump for
7269 all targets, not only TARGET_CMOVE.
7270 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7271 pattern to implement fake fcomi sequence. Split instruction after
7272 reload to correct compare sequences.
7273 (*cmpfp_xf_cc): Ditto.
7274 (*cmpfp_<mode>_cc): Ditto.
7275 (*cmpfp_u_cc): Ditto.
7276 (*cmpfp_<mode>_cc): Ditto.
7278 2007-08-23 Richard Guenther <rguenther@suse.de>
7280 * tree-pretty-print.c (dump_generic_node): Annotate
7281 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7283 2007-08-23 Richard Guenther <rguenther@suse.de>
7285 * builtins.c (expand_builtin_mathfn): Wrap argument in
7286 save_expr directly instead of re-building the call.
7287 (expand_builtin_mathfn_2): Likewise.
7288 (expand_builtin_mathfn_3): Likewise.
7289 (expand_builtin_interclass_mathfn): Likewise.
7290 (expand_builtin_int_roundingfn): Set arg.
7291 (expand_builtin_int_roundingfn_2): Likewise.
7293 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7295 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7296 *sse_nand<mode>3, *sse_xor<mode>3): New.
7298 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7300 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7301 * config/i386/i386.c (print_operand): Handle ';' code. Output
7302 semicolon for TARGET_MACHO.
7303 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7304 emit semicolon after 'lock' prefix.
7305 (sync_double_compare_and_swap<mode>): Ditto.
7306 (*sync_double_compare_and_swapdi_pic): Ditto.
7307 (*sync_compare_and_swap_cc<mode>): Ditto.
7308 (sync_double_compare_and_swap_cc<mode>): Ditto.
7309 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7310 (sync_old_add<mode>): Ditto.
7311 (sync_add<mode>): Ditto.
7312 (sync_sub<mode>): Ditto.
7313 (sync_ior<mode>): Ditto.
7314 (sync_and<mode>): Ditto.
7315 (sync_xor<mode>): Ditto.
7317 2007-08-22 Chao-ying Fu <fu@mips.com>
7319 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7321 (copy_rtx): Handle CONST_FIXED.
7322 (rtx_equal_p): Likewise.
7323 * rtl.h (fixed_value.h): New include.
7324 (rtx_def): Add a new field of fixed_value to u.
7325 (XCNMPFV): Define for accessing fixed_value.
7326 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7328 * rtl.def (CONST_FIXED): New constant.
7329 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7330 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7331 US_ASHIFT): New codes.
7332 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7333 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7334 unsigned_fract_convert, unsigned_sat_fract): Document them.
7335 * varasm.c (assemble_integer): Extend to support fixed-point constants
7336 by using different machine classes.
7337 (decode_addr_const): Handle FIXED_CST.
7338 (const_hash_1): Likewise.
7339 (compare_constant): Likewise.
7340 (copy_constant): Likewise.
7341 (const_rtx_hash_1): Handle CONST_FIXED.
7342 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7343 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7345 (initializer_constant_valid_p): Handle FIXED_CST.
7346 (output_constant): Support FIXED_POINT_TYPE.
7347 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7348 * cse.c (hash_rtx): Support CONST_FIXED.
7349 (exp_equiv_p): Likewise.
7350 (cannon_reg): Likewise.
7351 (fold_rtx): Likewise.
7352 (equiv_constant): Likewise.
7353 (cse_process_notes_1): Likewise.
7354 (count_reg_usage): Likewise.
7355 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7356 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7357 (wrap_constant): Check CONST_FIXED.
7358 (cselib_hash_rtx): Support CONST_FIXED.
7359 (cselib_subst_to_values): Likewise.
7360 * df-scan.c (df_uses_record): Likewise.
7361 * gcse.c (want_to_gcse_p): Likewise.
7362 (oprs_unchanged_p): Likewise.
7363 (oprs_not_set_p): Likewise.
7364 (compute_transp): Likewise.
7365 (extract_mentioned_regs_helper): Likewise.
7366 * genemit.c (gen_exp): Likewise.
7367 * local-alloc.c (equiv_init_varies_p): Likewise.
7368 (contains_replace_regs): Likewise.
7369 (memref_referenced_p): Likewise.
7370 * loop-invariant.c (check_maybe_invariant): Likewise.
7371 (hash_invariant_expr_1): Likewise.
7372 (invariant_expr_equal_p): Likewise.
7373 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7374 * regclass.c (reg_scan_mark_refs): Likewise.
7375 * regrename.c (scan_rtx): Likewise.
7376 * resource.c (mark_referenced_resources): Likewise.
7377 (mark_set_resources): Likewise.
7378 * rtlanal.c (rtx_unstable_p): Likewise.
7379 (rtx_varies_p): Likewise.
7380 (count_occurrences): Likewise.
7381 (reg_mentioned_p): Likewise.
7382 (modified_between_p): Likewise.
7383 (modified_in_p): Likewise.
7384 (volatile_insn_p): Likewise.
7385 (volatile_refs_p): Likewise.
7386 (side_effects_p): Likewise.
7387 (may_trap_p_1): Likewise.
7388 (inequality_comparisons_p): Likewise.
7389 (computed_jump_p_1): Likewise.
7390 (commutative_operand_precedence): Likewise.
7391 * sched-deps.c (sched_analyze_2): Likewise.
7392 * sched-vis.c (print_value): Likewise.
7393 * reload.c (operands_match_p): Likewise.
7394 (subst_reg_equivs): Likewise.
7395 * reload1.c (eliminate_regs_1): Likewise.
7396 (elimination_effects): Likewise.
7397 (scan_paradoxical_subregs): Likewise.
7398 * alias.c (rtx_equal_for_memref_p): Likewise.
7399 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7400 * emit-rtl.c (const_fixed_htab): New hash table.
7401 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7403 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7404 const_fixed_from_fixed_value): New functions.
7405 (verify_rtx_sharing): Handle CONST_FIXED.
7406 (copy_rtx_if_shared_1): Likewise.
7407 (reset_used_flags): Likewise.
7408 (set_used_flags): Likewise.
7409 (copy_insn_1): Likewise.
7410 (init_emit_once): Create const_fixed_htab.
7411 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7413 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7415 PR tree-optimization/32949
7416 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7417 before failing for ivs with non-constant step.
7419 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7421 * doc/md.texi (Iterators): Renamed from Macros. All contents
7422 changed to reflect rename of respectively define_code_macro and
7423 define_mode_macro to define_code_iterator and define_mode_iterator.
7424 (Mode Iterators, Code Iterators): Similar.
7425 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7426 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7427 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7428 (initialize_iterators, find_iterator, check_code_iterator)
7429 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7430 (read_mapping, read_rtx_1): Similar.
7431 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7432 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7433 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7434 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7435 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7436 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7437 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7438 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7439 config/rs6000/sync.md, config/rs6000/rs6000.md,
7440 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7441 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7442 config/vax/vax.md, config/bfin/bfin.md: Similar.
7444 2007-08-22 David Daney <ddaney@avtrex.com>
7446 * doc/install.texi (Testing): Mention testing on a simulator.
7448 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7450 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7452 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7453 and rearrange floating point conversion functions into different
7456 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7458 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7459 dfa_post_advance_cycle): New scheduler hooks.
7460 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7461 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7463 (TARGET_SCHED): Use them.
7464 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7465 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7466 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7468 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7469 function to facilitate debugging.
7470 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7471 (output_insn_has_dfa_reservation_p): New static function to output
7472 insn_has_dfa_reservation_p ().
7473 (write_automata): Use it.
7474 * genattr.c (main): Output declaration for
7475 insn_has_dfa_reservation_p ().
7477 2007-08-22 Christian Bruel <christian.bruel@st.com>
7478 Richard Guenther <rguenther@suse.de>
7480 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7481 * simplify_rtx (simplify_binary_operation_1): Likewise.
7483 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7485 PR rtl-optimization/32557
7486 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7487 of REGNO (mws->mw_reg).
7489 2007-08-22 Richard Guenther <rguenther@suse.de>
7492 * builtins.c (expand_builtin_int_roundingfn): Replace call
7493 argument wrapped with SAVE_EXPR directly.
7494 (expand_builtin_int_roundingfn_2): Likewise.
7496 2007-08-22 Richard Guenther <rguenther@suse.de>
7498 * tree-inline.c (inlinable_function_p): Restore disregarding
7499 inline limits for GNU extern inline functions.
7501 2007-08-22 Richard Guenther <rguenther@suse.de>
7504 * tree.c (host_integerp): Treat sizetype as signed as it is
7507 2007-08-21 Ian Lance Taylor <iant@google.com>
7509 PR tree-optimization/33134
7510 * tree-vrp.c (adjust_range_with_scev): Call
7511 set_value_range_to_value.
7513 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7515 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7518 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7520 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7523 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7525 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7526 cases to set eight bytes at a time.
7527 (expand_block_move): Likewise.
7529 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7532 * dwarf2out.c (gen_decl_die): Don't call
7533 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7535 2007-08-21 Paul Brook <paul@codesourcery.com>
7536 Nathan Sidwell <nathan@codesourcery.com>
7537 Mark Mitchell <mark@codesourcery.com>
7538 Joseph Myers <joseph@codesourcery.com>
7540 * configure.ac: Add --with-pkgversion and --with-bugurl.
7541 * configure: Regenerate.
7542 * doc/install.texi: Document them.
7543 * version.c (version_string): Remove VERSUFFIX.
7544 (VERSUFFIX): Remove.
7545 (pkgversion_string): New.
7546 (bug_report_url): Do not hard-code initializer.
7547 * version.h (pkgversion_string): Declare.
7548 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7550 (version.o): Define PKGVERSION and BUGURL.
7551 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7552 (%.pod): Define BUGURL.
7553 * gcc.c (process_command, main): Use pkgversion_string.
7554 * toplev.c (compile_file, print_version): Likewise.
7555 * protoize.c (main): Likewise.
7556 * gcov.c (print_version): Likewise. Update copyright date.
7557 * gcov-dump.c (print_version): Likewise. Update copyright date.
7558 * mips-tdump.c (main): Likewise. Update copyright date.
7559 * mips-tfile.c (main): Likewise. Update copyright date.
7560 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7561 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7562 shorten description.
7563 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7564 * doc/gccint.texi: Likewise.
7565 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7566 Update copyright date.
7568 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7570 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7571 (ix86_expand_strlensi_unroll_1): Ditto.
7572 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7573 (ix86_expand_carry_flag_compare): Update comment.
7575 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7578 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7579 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7581 2007-08-21 Richard Guenther <rguenther@suse.de>
7583 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7585 2007-08-21 Richard Guenther <rguenther@suse.de>
7588 * fold-const.c (fold_binary): Remove index +p PTR folding.
7589 Fix types of POINTER_PLUS_EXPR generated by folding of
7592 2007-08-20 Chao-ying Fu <fu@mips.com>
7594 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7595 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7596 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7597 (c_common_fixed_point_type_for_size): Declare.
7598 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7599 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7600 (c_token_starts_declspecs): Likewise.
7601 (c_parser_declspecs): Likewise.
7602 (c_parser_attributes): Likewise.
7603 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7604 (c_declspecs): Add saturating_p.
7605 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7606 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7607 _Sat. Handle RID_SAT.
7608 Avoid using void, bool, char, int, float, double, _Decimal32,
7609 _Decimal64, _Decimal128, and complex with _Sat.
7610 Handle RID_FRACT and RID_ACCUM.
7611 Make sure _Sat is used with _Fract or _Accum.
7612 (finish_declspecs): Handle cts_fract and cts_accum.
7613 * c-common.c (fixed-value.h): New include.
7614 (constant_expression_warning): Handle FIXED_CST.
7615 (overflow_warning): Likewise.
7616 (warnings_for_convert_and_check): Likewise.
7617 (c_common_fixed_point_type_for_size): New.
7618 (c_common_type_for_mode): Handle fixed-point modes to
7619 return various saturating/non-saturating, signed/unsigned types.
7620 (c_common_signed_or_unsigned_type): Support fixed-point types.
7621 (shorten_compare): Check fixed-point zero.
7622 Handle FIXED_POINT_TYPE.
7623 (c_common_truthvalue_conversion): Handle FIXED_CST.
7624 Handle FIXED_POINT_TYPE.
7625 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7627 (handle_mode_attribute): Handle fixed-point modes. Need to check
7628 if the signness of base type and fixed-point modes are consistent.
7629 (handle_vector_size_attribute): Handle fixed-point modes.
7630 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7631 (warn_for_div_by_zero): Check fixed-point zero.
7632 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7633 a common fixed-point type based on fbit, ibit, sign, and saturation.
7634 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7635 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7636 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7637 (convert_for_assignment): Support FIXED_POINT_TYPE.
7638 (digest_init): Handle FIXED_POINT_TYPE.
7639 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7640 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7641 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7642 GE_EXPR, LT_EXPR, GT_EXPR.
7643 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7644 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7645 * target.h (gcc_target): Add fixed_point_supported_p.
7646 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7647 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7648 (default_fixed_point_supported_p): Define.
7649 * targhooks.h (default_fixed_point_supported_p): Declare.
7650 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7651 * doc/install.texi (Configuration): Add --enable-fixed-point.
7652 * configure.ac (--enable-fixed-point): New to enable fixed-point
7653 arithmetic extension to C. For mips targets, we enable it by default.
7654 * configure, config.in: Regenerate.
7656 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7658 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7660 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7662 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7663 DWARF2_DEBUGGING_INFO.
7664 (cold_text_section_used): Same.
7665 (cold_text_section): Same.
7667 2007-08-20 Richard Guenther <rguenther@suse.de>
7669 * c-typeck.c (convert_for_assignment): Use the type of
7670 the member for the initialization.
7672 2007-08-20 Richard Guenther <rguenther@suse.de>
7674 * c-objc-common.c (c_disregard_inline_limits): Remove.
7675 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7676 * cgraphunit.c (cgraph_process_new_functions): Call
7677 disregard_inline_limits_p.
7678 (cgraph_preserve_function_body_p): Likewise.
7679 * ipa-inline.c (compute_inline_parameters): Likewise.
7680 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7682 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7683 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7684 disregard_inline_limits langhook.
7685 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7687 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7688 disregard_inline_limits langhook.
7689 * tree-inline.c (disregard_inline_limits_p): New function.
7690 * tree-inline.h (disregard_inline_limits_p): Declare.
7692 2007-08-20 Richard Guenther <rguenther@suse.de>
7694 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7695 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7696 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7697 auto_var_in_fn_p langhook.
7698 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7700 * tree.c (auto_var_in_fn_p): ... here.
7701 (find_var_from_fn): Call auto_var_in_fn_p directly.
7702 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7703 auto_var_in_fn_p langhook.
7704 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7705 (copy_body_r): Likewise.
7706 (self_inlining_addr_expr): Likewise.
7707 * tree.h (auto_var_in_fn_p): Declare.
7709 2007-08-20 Richard Guenther <rguenther@suse.de>
7711 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7712 (walk_type_fields): Take lh parameter.
7713 (walk_tree): Rename to ...
7714 (walk_tree_1): ... this. Do not call the walk_subtrees
7715 langhook but the now passed callback. Pass lh on recursion.
7716 (walk_tree_without_duplicates): Rename to ...
7717 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7718 and call walk_tree_1.
7719 * tree.h (walk_tree_lh): New typedef.
7720 (walk_tree_1): Declare.
7721 (walk_tree_without_duplicates_1): Likewise.
7722 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7723 (walk_tree_without_duplicates): New define to
7724 walk_tree_without_duplicates_1 with NULL lh parameter.
7725 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7726 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7728 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7729 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7730 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7733 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7736 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7737 code in front of the compacting of basic blocks.
7738 Move the folding of statements inbetween the cgraph checking
7739 and compacting of basic blocks.
7741 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7742 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7745 * config/alpha/alpha.c (va_list_skip_additions): Check for
7746 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7747 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7748 PLUS_EXPR when checking ap.__base.
7749 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7750 when doing addition on pointer types. Use size_int instead of
7752 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7753 ptr_type in the second operand.
7755 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7758 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7760 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7763 * cfgexpand.c (expand_one_register_var): Mark pointer
7764 DECL_ARTIFICIAL as REG_POINTER also.
7765 * stmt.c (expand_decl): Likewise.
7767 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7774 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7775 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7776 on_worklist argument and avoid adding things to worklist multiple
7778 (add_to_worklist): Ditto.
7779 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7780 single SFT is clobbered.
7781 (set_initial_properties): Ditto.
7782 (compute_call_clobbered): Update for changes to function
7784 (create_overlap_variables_for): Always create SFT for offset 0.
7785 (create_structure_vars): Handle PHI's, since we are in SSA form at
7787 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7788 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7790 (add_vars_for_offset): Figure out aliases from access + points-to.
7791 (add_virtual_operand): Use add_vars-for_offset.
7792 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7793 (add_call_clobber_ops): Remove makes_clobbering_call set.
7794 (get_expr_operands): Always pass through the INDIRECT_REF
7796 * tree-ssa-structalias.c (struct constraint_graph): Remove
7798 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7799 address_taken, pt_used, number_incoming.
7800 (FIRST_ADDR_NODE): Removed.
7801 (merge_graph_nodes): Remove broken code for the moment.
7802 (init_graph): New function.
7803 (build_pred_graph): Remove code to init_graph.
7804 Add location equivalence support.
7805 (struct scc_info): Rename roots to deleted.
7807 (init_scc_info): Ditto
7808 (init_topo_info): Use graph->size.
7809 (compute_topo_order): Ditto.
7810 (do_da_constraint): Removed.
7811 (do_sd_constraint): Remove calls to find().
7812 set_union_with_increment should always get 0 as last arg here.
7813 (do_complex_constraint): Replace do_da_constraint with assert.
7815 (struct equiv_class_label): New.
7816 (pointer_equiv_class_table): Ditto.
7817 (location_equiv_class_table): Ditto.
7818 (equiv_class_label_hash): Ditto.
7819 (equiv_class_label_eq): Ditto
7820 (equiv_class_lookup): Ditto.
7821 (equiv_class_ladd): Ditto.
7822 (pointer_equiv_class): Ditto.
7823 (location_equiv_class): Ditto.
7824 (condense_visit): Rename and rewrite from label_visit to do only
7825 SCC related stuff for HU.
7826 (label_visit): Do HU work for HU.
7827 (perform_var_substitution): Update to do HU and location
7829 (free_var_substitution_info): Update to free HU and location
7830 equivalence structures. */
7831 (find_equivalent_node): Update for pointer but not location
7833 (unite_pointer_equivalences): New function.
7834 (move_complex_constraints): Rewrite to only do moving.
7835 (rewrite_constraints): Split out of move_complex_constraints.
7836 (solve_graph): Use graph->size.
7837 (process_constraint_1): Add from_call argument, use it.
7838 Split *a = &b into two constraints.
7839 (process_constraint): Use new process_constraint_1.
7840 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7841 (get_constraint_for): Handle non-pointer integers properly.
7842 Remove code that used to handle structures.
7843 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7844 with unknown addends.
7845 (handle_rhs_call): New function.
7846 (find_func_aliases): Use handle_rhs_call.
7847 (set_uids_in_ptset): Add an assert.
7848 (set_used_smts): Fix bug in not considering unified vars.
7849 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7850 (compute_points_to_sets): Update for other function changes.
7851 (delete_points_to_sets): Ditto.
7852 (ipa_pta_execute): Ditto.
7853 (pass_ipa_pta): We need to update SSA after ipa_pta.
7855 2007-08-19 Jan Hubicka <jh@suse.cz>
7857 * i386.md: Replace "rim" and "mri" constraints by "g".
7859 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7861 * dwarf2out.c (text_section_used, cold_text_section_used,
7862 cold_text_section, dwarf2out_note_section_used): New.
7863 (dwarf2out_init): Initialize cold_text_section.
7864 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7865 dwarf2out_note_section_used.
7866 (size_of_aranges): Only count entry for text section if it was
7867 used. Count entry for cold text section if it was used.
7868 (output_aranges): Only output entries for text section and cold
7869 text section if they were used.
7871 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7873 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7875 (debug_generic_stmt): Likewise.
7876 (debug_tree_chain): Likewise.
7878 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7880 * tree-data-refs.c (split_constant_offset): Expose.
7881 * tree-data-refs.h (split_constant_offset): Add declaration.
7883 * tree-vectorizer.h (dr_alignment_support): Renamed
7884 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7885 Added a new value dr_explicit_realign.
7886 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7887 dr_offset, dr_step, and dr_aligned_to, along with new access
7888 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7889 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7890 STMT_VINFO_DR_ALIGNED_TO.
7892 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7894 In case of outer-loop vectorization with non-fixed misalignment - use
7895 the dr_explicit_realign scheme instead of the optimized realignment
7897 (new_stmt_vec_info): Initialize new fields.
7899 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7900 'nested_in_vect_loop' case. Change verbosity level.
7901 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7902 Don't fail on zero step in the outer-loop for loads.
7903 (vect_analyze_data_refs): Call split_constant_offset to calculate
7904 base, offset and init relative to the outer-loop.
7906 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7907 BSI function argument with a new function argument - at_loop.
7908 Simplify the condition that determines STEP. Takes additional argument
7909 INV_P. Support outer-loop vectorization (handle the
7910 nested_in_vect_loop case), including zero step in the outer-loop. Call
7911 vect_create_addr_base_for_vector_ref with additional argument.
7912 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7913 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7914 Fixed and simplified calculation of step.
7915 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7916 of bsi, and with additional argument. Call bump_vector_ptr with
7917 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7918 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7919 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7920 when the realignment setup needs to take place inside the loop.
7921 Support the dr_explicit_realign scheme. Allow generating the optimized
7922 realignment scheme for outer-loop vectorization. Added documentation.
7923 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7924 the 'nested_in_vect_loop' case, including loads that are invariant in
7925 the outer-loop and the realignment schemes. Handle the case when the
7926 realignment setup needs to take place inside the loop. Call
7927 vect_setup_realignment with additional arguments. Call
7928 vect_create_data_ref_ptr with additional argument and with loop instead
7929 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7930 (vect_gen_niters_for_prolog_loop): Call
7931 vect_create_addr_base_for_vector_ref with additional arguments.
7932 (vect_create_cond_for_align_checks): Likewise.
7933 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7934 scheme: takes additional argument bump; argument ptr_incr is now
7935 optional; updated documentation.
7936 (vect_init_vector): Takes additional argument (bsi). Use it, if
7937 available, to insert the vector initialization.
7938 (get_initial_def_for_induction): Pass additional argument in call to
7940 (vect_get_vec_def_for_operand): Likewise.
7941 (vect_setup_realignment): Likewise.
7942 (vectorizable_load): Likewise.
7944 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7946 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7947 as argument instead of struct loop.
7948 (nested_in_vect_loop_p): New function.
7949 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7951 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7952 from other phis in the loop.
7953 (destroy_loop_vec_info): Add additional argument to declaration.
7955 * tree-vectorizer.c (supportable_widening_operation): Also check if
7956 nested_in_vect_loop_p (don't allow changing the order in this case).
7957 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7958 of struct loop. Call nested_in_vect_loop_p and don't require
7959 flag_unsafe_math_optimizations if it returns true.
7960 (new_stmt_vec_info): When setting def_type for phis differentiate
7961 loop-header phis from other phis.
7962 (bb_in_loop_p): New function.
7963 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7964 just update their loop_vinfo. Order of BB traversal now matters -
7965 call dfs_enumerate_from with bb_in_loop_p.
7966 (destroy_loop_vec_info): Takes additional argument to control whether
7967 stmt_vinfo of the loop stmts should be destroyed as well.
7968 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7969 reduction stmt to be defines by a non loop-header phi.
7970 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7972 * tree-vect-transform.c (vectorizable_reduction): Call
7973 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7974 (vectorizable_call): Likewise.
7975 (vectorizable_conversion): Likewise.
7976 (vectorizable_operation): Likewise.
7977 (vectorizable_type_promotion): Likewise.
7978 (vectorizable_type_demotion): Likewise.
7979 (vectorizable_store): Likewise.
7980 (vectorizable_live_operation): Likewise.
7981 (vectorizable_reduction): Likewise. Also pass loop_info to
7982 vect_is_simple_reduction instead of loop.
7983 (vect_init_vector): Call nested_in_vect_loop_p.
7984 (get_initial_def_for_reduction): Likewise.
7985 (vect_create_epilog_for_reduction): Likewise.
7986 (vect_init_vector): Check which loop to work with, in case there's an
7988 (get_initial_def_for_inducion): Extend to handle outer-loop
7989 vectorization. Fix indentation.
7990 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7991 In the case vect_induction_def get the vector def from the induction
7992 phi node, instead of calling get_initial_def_for_inducion.
7993 (get_initial_def_for_reduction): Extend to handle outer-loop
7995 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7997 (vect_transform_loop): Change assert to just skip this case. Add a
7999 (vect_finish_stmt_generation): Add a couple asserts.
8001 (vect_estimate_min_profitable_iters): Multiply
8002 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8004 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8005 this is an inner-loop reduction in outer-loop vectorization.
8007 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8008 Same code as what used to be vect_analyze_scalar_cycles, only with
8009 additional argument loop, and loop_info passed to
8010 vect_is_simple_reduction instead of loop.
8011 (vect_analyze_scalar_cycles): Code factored out into
8012 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8013 Updated documentation.
8014 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8015 outer-loop vectorization that are live or not used in the outerloop,
8016 cause this requires special handling.
8017 (vect_enhance_data_refs_alignment): Don't consider versioning for
8019 (vect_analyze_data_refs): Check that there are no datarefs in the
8021 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8022 and vect_used_in_outer_by_reduction cases.
8023 (process_use): Also consider the case of outer-loop stmt defining an
8024 inner-loop stmt and vice versa.
8025 (vect_analyze_loop_1): New function.
8026 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8027 loops. Call vect_analyze_loop_1.
8028 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8029 been vectorized. Call destroy_loop_vec_info with additional argument.
8031 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8032 in the inner-loop when doing outer-loop vectorization. Add
8033 documentation and printout.
8034 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8035 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8037 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8039 * tree-affine.h (print_aff): New prototype.
8040 (debug_aff): Likewise.
8041 * tree-affine.c (print_aff): New function.
8042 (debug_aff): Likewise.
8044 2007-08-18 Paul Brook <paul@codesourcery.com>
8045 Joseph Myers <joseph@codesourcery.com>
8047 * common.opt (-fdebug-prefix-map=): New option.
8048 * opts.c: Include debug.h.
8049 (common_handle_option): Handle -fdebug-prefix-map.
8050 * final.c: Include ggc.h.
8051 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8052 remap_debug_filename): New.
8053 * Makefile.in (final.o, opts.o): Update dependencies.
8054 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8055 * configure.ac: Check for assembler --debug-prefix-map support.
8056 * configure, config.in: Regenerate.
8057 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8058 (ASM_DEBUG_SPEC): Include ASM_MAP.
8059 * doc/install.texi (--with-debug-prefix-map): Document.
8060 * doc/invoke.texi (-fdebug-prefix-map): Document.
8061 * dbxout.c (dbxout_init, dbxout_start_source_file,
8062 dbxout_source_file): Call remap_debug_filename.
8063 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8064 dwarf2out_start_source_file, dwarf2out_finish): Call
8065 remap_debug_filename.
8066 (file_table_relative_p): Do not check d->emitted_number.
8067 * toplev.c (output_file_directive): Call remap_debug_filename.
8068 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8069 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8071 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8073 * loop-invariant.c (find_invariants_to_move): Add missing macro
8076 2007-08-17 Tom Tromey <tromey@redhat.com>
8078 * tree.h (struct tree_label_decl): Removed old "java" fields.
8080 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8081 Nigel Stephens <nigel@mips.com>
8083 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8084 Treat -mno-data-in-code and -mcode-xonly as aliases for
8085 -mcode-readable=no and -mcode-readable=pcrel respectively.
8086 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8087 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8088 (MULTILIB_DIRNAMES): Update accordingly.
8090 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8092 * Makefile.in (version.o): Depend on $(REVISION) only if
8093 REVISION_s is defined.
8095 2007-08-17 Sa Liu <saliu@de.ibm.com>
8096 Ulrich Weigand <uweigand@de.ibm.com>
8099 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8100 use build_qualified_type to retain qualifiers of the base type.
8102 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8104 * config/score/score.md : Update pattern tablejump.
8105 * config/score/score.c : Update score_initialize_trampoline
8107 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8108 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8109 * doc/contrib.texi: Add my entry.
8111 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8113 * Makefile.in (REVISION): New.
8116 (version.o): Also depend on $(REVISION). Add
8117 -DREVISION=$(REVISION_s).
8119 * version.c (version_string): Add REVISION.
8121 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8123 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8124 of GOTO that's relocated to a different block.
8126 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8128 * c-common.c (const_strip_array_types): New.
8129 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8130 (const_strip_array_types): New.
8131 * c-objc-common.c (c_disregard_inline_limits,
8132 c_warn_unused_global_decl): Constify.
8133 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8134 c_vla_type_p, c_incomplete_type_error): Likewise.
8135 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8136 * hooks.c (hook_bool_const_tree_false): New.
8137 * hooks.h (hook_bool_const_tree_false): Likewise.
8138 * langhooks-def.h (lhd_warn_unused_global_decl,
8139 lhd_incomplete_type_error, lhd_expr_size,
8140 lhd_tree_inlining_disregard_inline_limits,
8141 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8142 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8143 * langhooks.c (lhd_warn_unused_global_decl,
8144 lhd_incomplete_type_error,
8145 lhd_tree_inlining_disregard_inline_limits,
8146 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8147 lhd_expr_size): Likewise.
8148 * langhooks.h (lang_hooks_for_tree_inlining,
8149 lang_hooks_for_tree_dump, lang_hooks_for_types,
8150 lang_hooks_for_decls, lang_hooks): Likewise.
8151 * pointer-set.c (pointer_set_t, pointer_set_create,
8152 pointer_set_contains, insert_aux, pointer_set_insert,
8153 pointer_set_traverse, pointer_map_t, pointer_map_create,
8154 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8156 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8157 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8158 pointer_map_traverse): Likewise.
8159 * predict.c (assert_is_empty): Likewise.
8160 * tree-affine.c (free_name_expansion): Likewise.
8161 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8162 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8163 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8165 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8167 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8169 (destroy_loop_vec_info): Add call to VEC_free.
8170 * tree-vectorizer.h (may_alias_ddrs): Define.
8171 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8172 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8173 Change reporting to dump.
8174 (vect_is_duplicate_ddr): New.
8175 (vect_mark_for_runtime_alias_test): New.
8176 (vect_analyze_data_ref_dependences) Add call to
8177 vect_mark_for_runtime_alias_test.
8178 (vect_enhance_data_refs_alignment): Define local variable
8179 vect_versioning_for_alias_required, don't perform
8180 peeling for alignment if versioning for alias is
8182 (vect_enhance_data_refs_alignment): Use
8183 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8184 PARAM_VECT_MAX_VERSION_CHECKS.
8185 * tree-vect-transform.c
8186 (vect_create_cond_for_alias_checks): New.
8187 (vect_transform_loop): Add call to
8188 vect_create_cond_for_alias_checks.
8189 (vect_vfa_segment_size): New.
8190 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8192 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8193 * gcc/doc/invoke.texi
8194 (vect-max-version-for-alignment-checks): Document.
8195 (vect-max-version-for-alias-checks): Document.
8196 (vect-max-version-checks): Remove.
8198 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8200 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8201 the same line as the instruction for all asm dialects.
8202 (*rep_movsi): Ditto.
8203 (*rep_movsi_rex64): Ditto.
8204 (*rep_movqi): Ditto.
8205 (*rep_movqi_rex64): Ditto.
8206 (*rep_stosdi_rex64): Ditto.
8207 (*rep_stossi): Ditto.
8208 (*rep_stossi_rex64): Ditto.
8209 (*rep_stosqi): Ditto.
8210 (*rep_stosqi_rex64): Ditto.
8211 (*cmpstrnqi_nz_1): Ditto.
8212 (*cmpstrnqi_nz_rex_1): Ditto.
8213 (*cmpstrnqi_1): Ditto.
8214 (*cmpstrnqi_rex_1): Ditto.
8215 (*strlenqi_1): Ditto.
8216 (*strlenqi_rex_1): Ditto.
8217 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8218 prefix on the same line as the instruction for all asm dialects.
8219 (sync_double_compare_and_swap<mode>): Ditto.
8220 (*sync_double_compare_and_swapdi_pic): Ditto.
8221 (*sync_compare_and_swap_cc<mode>): Ditto.
8222 (sync_double_compare_and_swap_cc<mode>): Ditto.
8223 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8224 (sync_old_add<mode>): Ditto.
8225 (sync_add<mode>): Ditto.
8226 (sync_sub<mode>): Ditto.
8227 (sync_ior<mode>): Ditto.
8228 (sync_and<mode>): Ditto.
8229 (sync_xor<mode>): Ditto.
8231 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8234 * reload.c (find_reloads): Check that the memory returned by
8235 find_reloads_toplev was not the result of forcing a constant
8237 (find_reloads_toplev): Always use simplify_gen_subreg to get
8238 the subreg of a constant. If the result is also a constant,
8239 but not a legitimate one, force it into the constant pool
8240 and reload its address.
8242 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8244 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8247 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8249 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8250 directive for the current vector ABI.
8252 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8255 * caller-save.c (reg_save_code): Set invalide status on restore code.
8257 2007-08-15 Diego Novillo <dnovillo@google.com>
8259 * tree-ssa-alias.c (compute_memory_partitions): Use
8260 alias_bitmap_obstack to allocate bitmaps.
8261 (reset_alias_info): Factor out of init_alias_info.
8262 Mark all name tags not associated to an SSA name for renaming.
8263 (init_alias_info): Call it.
8264 (create_name_tags): Tidy. Add comments.
8265 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8267 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8269 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8270 scheduler dependencies.
8272 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8274 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8276 (*iorsi_1_zext): Likewise.
8277 (*iorsi_1_zext_imm): Likewise.
8278 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8279 with "rm"/"xm" constraint.
8280 (sse2_vmsqrtv2df2): Likewise.
8282 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8285 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8288 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8290 * tree-pass.h (PROP_pta): Removed.
8291 (TODO_rebuild_alias): New.
8292 (pass_may_alias): Removed.
8293 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8294 aliasing if we changed something.
8295 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8297 (pass_may_alias): Removed.
8298 (create_structure_vars): Return TODO_rebuild_alias.
8299 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8300 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8302 (tree_sra_early): We never affect aliasing right now.
8303 * tree-flow.h (compute_may_aliases): New prototype.
8304 * passes.c: Remove pass_may_alias from the passes.
8305 (execute_function_todo): Support TODO_rebuild_alias.
8307 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8309 * i386.c: (legitimize_address): Move dllimported variable check
8310 infront of legitimizing pic address of CONST symbols.
8312 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8314 PR tree-optimization/32941
8315 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8316 (goto_queue_cmp): Remove.
8317 (find_goto_replacement): Change search method.
8318 (maybe_record_in_goto_queue): Add assert.
8319 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8320 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8322 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8324 * alias.c (component_uses_parent_alias_set): Constify.
8325 * alias.h (component_uses_parent_alias_set): Likewise.
8326 * cfgrtl.c (print_rtl_with_bb): Likewise.
8327 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8328 mpz_get_double_int): Likewise.
8329 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8330 mpz_get_double_int): Likewise.
8331 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8332 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8334 * expr.h (safe_from_p): Likewise.
8335 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8337 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8338 zero_sized_type, goa_lhs_expr_p): Likewise.
8339 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8340 * rtl.h (print_rtl_with_bb): Likewise.
8341 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8342 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8343 * tree-flow-inline.h (bb_stmt_list): Constify.
8344 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8346 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8347 const_first_stmt, const_last_stmt): New.
8348 (block_may_fallthru, empty_block_p): Constify.
8349 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8350 EXPR_ONLY_BODY): New.
8351 (expr_first, expr_last, expr_only): Use macro for body.
8352 (const_expr_first, const_expr_last, const_expr_only): New.
8353 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8354 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8355 ctsi_prev, ctsi_stmt): New.
8356 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8357 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8358 * tree-ssa-loop-niter.c (loop_only_exit_p,
8359 derive_constant_upper_bound): Likewise.
8360 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8361 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8362 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8363 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8364 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8365 * tree.c (get_type_static_bounds): Likewise.
8366 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8367 (get_type_static_bounds): Constify.
8369 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8372 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8373 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8374 (*<addsub><mode>3_cc_overflow): New.
8375 (*add<mode>3_cconly_overflow): New.
8376 (*sub<mode>3_cconly_overflow): New.
8377 (*<addsub>si3_zext_cc_overflow): New.
8378 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8379 CCCmode for LTU, GTU, LEU and GEU.
8380 (ix86_comparison_operator): Likewise.
8381 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8382 * config/i386/i386.c (put_condition_code): Support CCCmode.
8383 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8384 or MINUS expressions.
8386 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8389 * c-typeck.c (build_binary_op): Disallow vector float types with
8390 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8392 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8394 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8395 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8396 (dep_def): New typedef.
8397 (init_dep_1, sd_debug_dep): Declare functions.
8398 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8399 (debug_dep_links): Remove.
8400 (struct _deps_list): New field 'n_links'.
8401 (DEPS_LIST_N_LINKS): New macro.
8402 (FOR_EACH_DEP_LINK): Remove.
8403 (create_deps_list, free_deps_list, delete_deps_list): Remove
8405 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8406 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8407 (copy_deps_list_change_con, move_dep_link): Ditto.
8408 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8409 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8411 (INSN_BACK_DEPS): Remove.
8412 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8414 (INSN_DEP_COUNT): Remove.
8415 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8416 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8417 Declare global variables.
8418 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8419 (add_forw_dep, compute_forward_dependences): Remove declarations.
8420 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8421 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8422 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8424 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8426 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8427 (sd_list_types_def): New typedef.
8428 (sd_next_list): Declare function.
8429 (struct _sd_iterator): New type.
8430 (sd_iterator_def): New typedef.
8431 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8433 (FOR_EACH_DEP): New cycle wrapper.
8434 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8436 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8437 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8440 * sched-deps.c (init_dep_1): Make global.
8441 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8443 (dump_dep): New static function.
8444 (dump_dep_flags): New static variable.
8445 (sd_debug_dep): New function.
8446 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8448 (move_dep_link): Use remove_from_deps_list (), instead of
8450 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8451 (dep_link_is_detached_p): New static function.
8452 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8454 (dn_pool, dl_pool): New alloc_pools.
8455 (dn_pool_diff, dl_pool_diff): New static variables.
8456 (create_dep_node, delete_dep_node): New static function.
8457 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8458 (deps_list_empty_p): Make it static. Use 'n_links' field.
8459 (deps_pools_are_empty_p): New static function.
8460 (alloc_deps_list, delete_deps_list): Remove.
8461 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8462 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8463 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8464 (forward_dependency_cache): Remove.
8465 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8466 'back' from the names. Change signature to use dep_t instead of
8468 (add_back_dep): Ditto. Make global.
8469 (check_dep_status): Rename to check_dep ().
8470 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8472 (sd_finish_insn): Ditto.
8473 (sd_find_dep_between_no_cache): New static function.
8474 (sd_find_dep_between): New function.
8475 (ask_dependency_caches, set_dependency_caches): New static functions.
8476 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8477 (add_or_update_dep_1): Separate pieces of functionality into
8478 ask_dependency_caches (), update_dependency_caches (),
8479 change_spec_dep_to_hard (), update_dep ().
8480 (get_back_and_forw_lists): New static function.
8481 (sd_add_dep): Separate setting of dependency caches into
8482 set_dependency_caches ().
8483 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8485 (sd_delete_dep): Ditto.
8486 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8487 (dump_lists): New static function.
8488 (sd_debug_lists): New debug function.
8489 (delete_all_dependences, fixup_sched_groups): Update to use
8490 sd_* infrastructure.
8491 (sched_analyze_2): Create data-speculative dependency only if
8492 data-speculation is enabled.
8493 (sched_analyze_insn): If insn cannot be speculative, make all its
8494 dependencies non-speculative.
8495 (sched_analyze): Use sd_init_insn ().
8496 (add_forw_dep, compute_forward_dependencies): Remove.
8497 (delete_dep_nodes_in_back_deps): New static function.
8498 (sched_free_deps): New function.
8499 (init_dependency_caches): Init alloc_pools.
8500 (extend_depedency_caches): Update after removing of
8501 forward_dependency_cache.
8502 (free_dependency_caches): Ditto. Free alloc_pools.
8503 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8504 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8506 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8507 (add_dependence): Use init_dep ().
8508 (get_dep_weak_1): New static function.
8509 (get_dep_weak): Move logic to get_dep_weak_1 ().
8510 (dump_ds): New static function moved from haifa-sched.c:
8511 debug_spec_status ().
8512 (debug_ds): New debug function.
8513 (check_dep_status): Rename to check_dep (). Update to check whole
8516 * haifa-sched.c (spec_info): Make global.
8517 (added_recovery_block_p): Rename to
8518 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8519 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8520 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8521 to use new interfaces.
8522 (ok_for_early_queue_removal): Ditto.
8523 (schedule_block): Initialize logical uids of insns emitted by the
8525 (sched_init): Initialize new variable.
8526 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8528 (extend_global): Initialize insn data.
8529 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8530 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8532 (add_to_speculative_block): Update to use new interfaces.
8533 (create_recovery_block): Set new variables.
8534 (create_check_block_twin, fix_recovery_deps): Update to use new
8536 (sched_insn_is_legitimate_for_speculation_p): New function.
8537 (speculate_insn): Move checking logic to
8538 sched_insn_is_legitimate_for_speculation_p ().
8539 (sched_remove_insn): Finalize sched-deps information of instruction.
8540 (clear_priorities, add_jump_dependencies): Update to use new
8542 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8544 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8545 to use new interfaces.
8546 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8547 (new_ready): Try to use control speculation only if it is available.
8548 (add_branch_dependences): Update to use new interfaces.
8549 (compute_block_backward_dependences): Rename to
8550 compute_block_dependences (). Call
8551 targetm.sched.dependencies_evaluation_hook ().
8552 (free_block_dependencies): New static function.
8553 (debug_dependencies): Update to use new interfaces.
8554 (schedule_region): Remove separate computation of forward dependencies.
8555 Move call of targetm.sched.dependencies_evaluation_hook () to
8556 compute_block_dependences (). Free dependencies at the end of
8557 scheduling the region.
8559 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8561 (add_deps_for_risky_insns): Ditto.
8562 (schedule_ebb): Remove separate computation of forward dependencies.
8563 Free dependencies at the end of scheduling the ebb.
8565 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8566 (build_intra_loop_deps): Ditto. Remove separate computation of
8567 forward dependencies. Free sched-deps dependencies.
8569 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8570 to use new interfaces.
8571 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8573 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8575 (is_costly_group): Ditto.
8577 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8579 * alias.c (rtx_equal_for_memref_p): Constify.
8580 * basic-block.h (const_edge, const_basic_block): New.
8581 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8582 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8583 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8584 probably_never_executed_bb_p, edge_probability_reliable_p,
8585 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8586 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8588 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8589 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8591 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8592 flow_nodes_print, dfs_enumerate_from): Likewise.
8593 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8594 control_flow_insn_p, count_basic_blocks): Likewise.
8595 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8596 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8597 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8598 average_num_loop_insns, loop_exit_edge_p,
8599 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8600 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8601 average_num_loop_insns, seq_cost): Likewise.
8602 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8603 * dominance.c (dominated_by_p): Likewise.
8604 * emit-rtl.c (validate_subreg): Likewise.
8605 * except.c (can_throw_internal, can_throw_external): Likewise.
8606 * except.h (can_throw_internal, can_throw_external): Likewise.
8607 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8608 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8609 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8610 simple_mem, store_ops_ok, load_kills_store, find_loads,
8611 store_killed_in_insn, store_killed_after, store_killed_before,
8612 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8614 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8615 noce_mem_write_may_trap_or_fault_p): Likewise.
8616 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8618 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8620 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8621 probably_cold_bb_p, probably_never_executed_bb_p,
8622 edge_probability_reliable_p, br_prob_note_reliable_p,
8623 can_predict_insn_p): Likewise.
8624 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8625 * resource.c (return_insn_p): Likewise.
8626 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8628 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8629 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8630 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8631 verify_gimple_modify_stmt): Likewise.
8632 * tree-chrec.c (is_not_constant_evolution,
8633 is_multivariate_chrec_rec, is_multivariate_chrec,
8634 chrec_contains_symbols, chrec_contains_undetermined,
8635 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8636 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8637 eq_evolutions_p, scev_direction): Likewise.
8638 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8639 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8640 chrec_contains_symbols_defined_in_loop,
8641 chrec_contains_undetermined, tree_contains_chrecs,
8642 evolution_function_is_affine_multivariate_p,
8643 evolution_function_is_univariate_p, chrec_zerop,
8644 evolution_function_is_constant_p, evolution_function_is_affine_p,
8645 evolution_function_is_affine_or_constant_p,
8646 tree_does_not_contain_chrecs, chrec_type): Likewise.
8647 * tree-data-ref.c (tree_fold_divides_p,
8648 object_address_invariant_in_loop_p, dr_may_alias_p,
8649 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8650 same_access_functions, constant_access_functions,
8651 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8653 * tree-flow.h (scev_direction): Likewise.
8654 * tree-gimple.c (is_gimple_stmt): Likewise.
8655 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8657 * tree-pretty-print.c (op_prio): Likewise.
8658 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8659 analyzable_condition, backedge_phi_arg_p): Likewise.
8660 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8661 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8662 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8665 2007-08-13 Dan Hipschman <dsh@google.com>
8668 * c-format.c (check_format_arg): Move check for zero-length
8669 format strings below the check for unterminated strings.
8671 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8674 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8677 2007-08-13 Nick Clifton <nickc@redhat.com>
8679 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8681 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8684 * c-format.c (gcc_gfc_length_specs): New array.
8685 (gcc_gfc_char_table): Add unsigned specifier, and references to
8686 the l length modifier.
8687 (format_types_orig): Use the new gcc_gfc_length_specs.
8689 2007-08-12 Sa Liu <saliu@de.ibm.com>
8691 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8692 and with REG_RETVAL note after split.
8694 2007-08-11 David Daney <ddaney@avtrex.com>
8696 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8697 as ATTRIBUTE_UNUSED.
8699 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8700 Segher Boessenkool <segher@kernel.crashing.org>
8702 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8703 HAVE_LOCAL_CPU_DETECT not defined.
8705 2007-08-11 Jan Hubicka <jh@suse.cz>
8707 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8708 (cgraph_process_new_functions): Honor previous value of
8709 disregard_inline_limits.
8710 * ipa-inline.c (compute_inline_parameters): Likewise.
8712 2007-08-11 Ian Lance Taylor <iant@google.com>
8714 * alias.h (alias_set_type): Define new type.
8715 (ALIAS_SET_MEMORY_BARRIER): Use it.
8716 * rtl.h: Include alias.h.
8717 (struct mem_attrs): Use alias_set_type.
8718 * tree.h: Include alias.h
8719 (struct tree_type): Use alias_set_type.
8720 (struct tree_struct_field_tag): Likewise.
8721 (struct tree_decl_common): Likewise.
8722 * alias.c (struct alias_set_entry): Use alias_set_type.
8723 (get_alias_set_entry, alias_set_subset_of): Likewise.
8724 (alias_sets_conflict_p): Likewise.
8725 (alias_sets_must_conflict_p): Likewise.
8726 (objects_must_conflict_p): Likewise.
8727 (get_alias_set, new_alias_set): Likewise.
8728 (record_alias_subset, record_component_aliases): Likewise.
8729 (varargs_set, frame_set): Change to alias_set_type.
8730 (get_varargs_alias_set): Use alias_set_type.
8731 (get_frame_alias_set): Likewise.
8732 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8733 * dse.c (struct store_info): Use alias_set_type.
8734 (struct read_info, struct clear_alias_mode_holder): Likewise.
8735 (clear_alias_set_lookup, canon_address): Likewise.
8736 (record_store, check_mem_read_rtx): Likewise.
8737 (dse_record_singleton_alias_set): Likewise.
8738 (dse_invalidate_singleton_alias_set): Likewise.
8739 * emit-rtl.c (get_mem_attrs): Likewise.
8740 (set_mem_attributes_minus_bitpos): Likewise.
8741 (set_mem_alias_set): Likewise.
8742 * expr.c (store_constructor_field, store_field): Likewise.
8743 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8744 * langhooks.c (lhd_get_alias_set): Likewise.
8745 * langhooks-def.h (lhd_get_alias_set): Likewise.
8746 * reload1.c (alter_reg): Likewise.
8747 * tree-flow.h (struct fieldoff): Likewise.
8748 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8749 (may_alias_p, get_smt_for, create_sft): Likewise.
8750 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8751 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8752 (merge_smts_into): Likewise.
8753 * varasm.c (const_alias_set): Likewise.
8754 * c-common.c (strict_aliasing_warning): Likewise.
8755 (c_common_get_alias_set): Likewise.
8756 * dse.h (dse_record_singleton_alias_set): Update declaration.
8757 (dse_invalidate_singleton_alias_set): Likewise.
8758 * emit-rtl.h (set_mem_alias_set): Likewise.
8759 * c-common.h (c_common_get_alias_set): Likewise.
8760 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8761 * print-tree.c (print_node): Likewise.
8762 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8764 (alpha_setup_incoming_varargs): Use alias_set_type.
8765 * config/i386/i386.c (setup_incoming_varargs_64): Use
8767 (setup_incoming_varargs_ms_64): Likewise.
8768 (ix86_GOT_alias_set): Likewise.
8769 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8770 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8771 (set): Change to alias_set_type.
8772 (get_TOC_alias_set): Use alias_set_type.
8773 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8775 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8776 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8778 (struct_value_alias_set): Likewise.
8779 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8781 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8783 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8784 * config/vxworks.h (TARGET_VXWORKS): Override.
8785 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8786 "mips" if TARGET_VXWORKS.
8788 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8790 * calls.c (avoid_likely_spilled_reg): New function.
8791 (expand_call): Use it.
8793 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8795 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8797 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8799 * config/mips/predicates.md (const_call_insn_operand): Invoke
8800 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8802 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8805 * config/rs6000/driver-rs6000.c: Include link.h.
8806 Use ElfW instead of wordsize-specif typedef.
8808 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8810 * system.h (CONST_CAST): New.
8811 * c-decl.c (c_make_fname_decl): Use it.
8812 * c-lex.c (cb_ident, lex_string): Likewise.
8813 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8814 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8815 give_switch, set_multilib_dir): Likewise.
8816 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8817 * passes.c (execute_one_pass): Likewise.
8818 * prefix.c (update_path): Likewise.
8819 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8820 * tree.c (build_string): Likewise.
8822 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8824 * tree-flow-inline.h (is_exec_stmt): Remove.
8825 (is_label_stmt): Remove.
8826 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8829 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8831 * lower-subreg.c (resolve_shift_zext): Don't adjust
8832 src_reg_num for wordmode operands.
8834 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8835 David Ung <davidu@mips.com>
8837 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8838 (TARGET_SCHED_REORDER2): Define.
8839 (mips_maybe_swap_ready): New.
8840 (mips_last_74k_agen_insn): New.
8841 (mips_74k_agen_init): New.
8842 (mips_74k_agen_reorder): New function to group loads and stores
8844 (mips_sched_init): New.
8845 (mips_sched_reorder): Don't do initialization here. Call
8846 mips_74k_agen_reorder.
8847 (mips_variable_issue): Call mips_74k_agen_init.
8849 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8851 * tree-flow-inline.h (get_filename): Remove.
8853 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8855 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8857 (mips_fetch_insns): Delete in favor of...
8858 (mips_load_store_insns): ...this new function.
8859 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8860 to say whether multiword moves _might_ be split.
8861 (mips_fetch_insns): Delete in favor of...
8862 (mips_load_store_insns): ...this new function.
8863 (mips_rtx_costs): Update the call to mips_address_insns.
8864 (mips_address_cost): Likewise.
8865 * config/mips/mips.md (length): Use mips_load_store_insns instead
8866 of mips_fetch_insns.
8867 * config/mips/constraints.md (R): Use mips_address_insns rather
8868 than mips_fetch_insns. Assume that the move never needs to be split.
8870 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8872 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8873 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8874 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8875 * config/mips/mips.h (mips16_hard_float): Delete.
8876 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8877 definitions, and replace with....
8878 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8879 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8880 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8881 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8882 (override_options): Replace MASK_SOFT_FLOAT references with
8883 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8884 and mips16_hard_float when TARGET_MIPS16.
8886 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8889 * c-typeck.c (build_binary_op): Check for non pointer types before
8890 calling int_fits_type_p.
8892 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8895 * fold-const.c (omit_one_operand): Return only the ommitted expression
8896 if the result is an empty statement.
8897 (pedantic_omit_one_operand): Likewise.
8899 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8901 * c-typeck.c (readonly_error): Improve error for assignment.
8903 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8905 (pp_c_expression): Ditto.
8907 2007-08-09 Simon Baldwin <simonb@google.com>
8909 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8910 break that was preventing simplify_associative_operation() for xor.
8912 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8913 Nigel Stephens <nigel@mips.com>
8915 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8916 Document change in interpretation of value from boolean to
8918 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8919 ffs and ctz using clz.
8920 (expand_unop): Call them.
8921 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8923 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8924 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8925 enable the new ffs expansion on this target.
8927 2007-08-09 Jan Hubicka <jh@suse.cz>
8929 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8930 (expand_ternary_op): Likewise.
8931 (expand_vec_shift_expr): Likewise.
8932 (expand_binop_directly): Likewise.
8933 (expand_binop): Likewise.
8934 (sign_expand_binop): Likewise.
8935 (expand_twoval_unop): Likewise.
8936 (expand_twoval_binop): Likewise.
8937 (expand_twoval_binop_libfunc): Likewise.
8938 (widen_clz): Likewise.
8939 (widen_bswap): Likewise.
8940 (expand_parity): Likewise.
8941 (expand_unop): Likewise.
8942 (expand_abs_nojump): Likewise.
8943 (expand_copysign): Likewise.
8944 (emit_no_conflict_block): Likewise.
8945 (emit_libcall_block): Likewise.
8946 (can_compare_p): Likewise.
8947 (prepare_cmp_insn): Likewise.
8948 (emit_cmp_and_jump_insn_1): Likewise.
8949 (prepare_float_lib_cmp): Likewise.
8950 (emit_conditional_add): Likewise.
8951 (gen_add2_insn): Likewise.
8952 (have_add2_insn): Likewise.
8953 (gen_sub2_insn): Likewise.
8954 (have_sub2_insn): Likewise.
8955 (can_extend_p): Likewise.
8956 (can_fix_p): Likewise.
8957 (can_float_p): Likewise.
8958 (expand_float): Likewise.
8959 (expand_fix): Likewise.
8960 (expand_sfix_optab): Likewise.
8961 (new_optab): Likewise.
8962 (new_convert_optab): Likewise.
8963 (init_libfuncs): Likewise.
8964 (init_interclass_conv_libfuncs): Likewise.
8965 (init_intraclass_conv_libfuncs): Likewise.
8966 (set_conv_libfunc): Likewise.
8967 (init_optabs): Likewise.
8968 (debug_optab_libfuncs): Likewise.
8969 (gen_cond_trap): Likewise.
8970 * optabs.h (optab_handler, convert_optab_hanlder): New.
8971 * genopinit.c: Update optabs generation table.
8972 * reload.c (find_reloads_address_1): Use optabs accestors.
8973 * builtins.c (expand_builtin_mathfn): Likewise.
8974 (expand_builtin_mathfn_2): Likewise.
8975 (expand_builtin_mathfn_3): Likewise.
8976 (expand_builtin_interclass_mathfn): Likewise.
8977 (expand_builtin_sincos): Likewise.
8978 (expand_builtin_cexpi): Likewise.
8979 (expand_builtin_powi): Likewise.
8980 (expand_builtin_strlen): Likewise.
8981 * dojump.c (do_jump): Likewise.
8982 * expr.c (convert_move): Likewise.
8983 (move_by_pieces): Likewise.
8984 (move_by_pieces_ninsns): Likewise.
8985 (can_store_by_pieces): Likewise.
8986 (store_by_pieces_1): Likewise.
8987 (emit_move_via_integer): Likewise.
8988 (emit_move_complex): Likewise.
8989 (emit_move_ccmode): Likewise.
8990 (emit_move_insn_1): Likewise.
8991 (emit_single_push_insn): Likewise.
8992 (store_constructor): Likewise.
8993 (expand_expr_real_1): Likewise.
8994 (do_store_flag): Likewise.
8995 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8996 (enumerate_modes): Likewise.
8997 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8998 (supportable_widening_operation): Likewise.
8999 (supportable_narrowing_operation): Likewise.
9000 * expmed.c (store_bit_field_1): Likewise.
9001 (extract_bit_field_1): Likewise.
9002 (expand_mult_highpart_optab): Likewise.
9003 (expand_smod_pow2): Likewise.
9004 (expand_divmod): Likewise.
9005 (emit_store_flag): Likewise.
9006 * tree-vect-patterns.c
9007 (vect_pattern_recog_1): Likewise.
9008 * tree-ssa-loop-prefetch.c
9009 (nontemporal_store_p): Likewise.
9010 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9011 (vect_create_epilog_for_reduction): Likewise.
9012 (vectorizable_reduction): Likewise.
9013 (vectorizable_operation): Likewise.
9014 (vect_strided_store_supported): Likewise.
9015 (vectorizable_store): Likewise.
9016 (vect_strided_load_supported): Likewise.
9017 (vectorizable_load): Likewise.
9018 * combine.c (simplify_comparison): Likewise.
9019 * tree-vect-generic.c
9020 (type_for_widest_vector_mode): Likewise.
9021 (expand_vector_operations_1): Likewise.
9022 * config/spu/spu.c (spu_expand_mov): Likewise.
9023 (spu_emit_vector_compare): Likewise.
9024 * config/rs6000/rs6000.c
9025 (rs6000_emit_vector_compare): Likewise.
9026 * stmt.c (add_case_node): Likewise.
9027 * reload1.c (gen_reload):
9029 2007-08-09 Michael Matz <matz@suse.de>
9031 * tree.h (fixed_zerop): Declare as taking a const_tree.
9032 * tree.c (fixed_zerop): Take a const_tree.
9034 2007-08-09 Ira Rosen <irar@il.ibm.com>
9036 * tree-vect-transform.c (vectorizable_store): Remove call to
9037 copy_virtual_operands() and call mark_symbols_for_renaming() for
9038 the created vector store.
9039 (vect_setup_realignment): Don't call copy_virtual_operands() and
9040 update_vuses_to_preheader().
9041 (vectorizable_load): Don't call copy_virtual_operands().
9042 (update_vuses_to_preheader): Remove.
9044 2007-08-08 Chao-ying Fu <fu@mips.com>
9046 * tree.def (FIXED_POINT_TYPE): New type.
9047 (FIXED_CST): New constant.
9048 (FIXED_CONVERT_EXPR): New expr.
9049 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9050 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9051 * tree.h (struct tree_base): Add saturating_flag.
9052 Remove one bit of spare for saturating_flag.
9053 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9054 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9055 FIXED_POINT_TYPE_P): Define.
9056 (TYPE_SATURATING): Define.
9057 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9058 (struct tree_fixed_cst): New.
9059 (TYPE_IBIT, TYPE_FBIT): Define.
9060 (tree_node): Add fixed_cst.
9061 (enum tree_index): Add new enumeration values of
9062 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9063 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9064 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9065 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9066 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9067 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9068 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9069 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9070 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9071 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9072 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9073 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9074 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9075 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9076 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9077 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9078 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9079 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9080 (sat_short_fract_type_node, sat_fract_type_node,
9081 sat_long_fract_type_node, sat_long_long_fract_type_node,
9082 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9083 sat_unsigned_long_fract_type_node,
9084 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9085 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9086 unsigned_short_fract_type_node, unsigned_fract_type_node,
9087 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9088 sat_short_accum_type_node, sat_accum_type_node,
9089 sat_long_accum_type_node, sat_long_long_accum_type_node,
9090 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9091 sat_unsigned_long_accum_type_node,
9092 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9093 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9094 unsigned_short_accum_type_node, unsigned_accum_type_node,
9095 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9096 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9097 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9098 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9099 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9100 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9101 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9102 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9103 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9104 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9105 sat_uda_type_node, sat_uta_type_node): New macro.
9106 (make_fract_type, make_accum_type): Declare.
9107 (make_signed_fract_type, make_unsigned_fract_type,
9108 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9109 make_signed_accum_type, make_unsigned_accum_type,
9110 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9111 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9112 make_or_reuse_sat_signed_fract_type,
9113 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9114 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9115 make_or_reuse_sat_unsigned_accum_type): New macro.
9116 (fixed_zerop): Declare.
9117 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9118 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9119 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9120 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9121 * treestruct.def: Add TS_FIXED_CST.
9122 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9124 (tree-dump.o): Likewise.
9125 (print-tree.o): Likewise.
9126 (tree-pretty-print.o): Likewise.
9127 (fold-const.o): Likewise.
9128 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9129 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9130 (is_gimple_min_invariant): Handle FIXED_CST.
9131 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9132 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9133 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9134 (layout_type): Handle FIXED_POINT_TYPE.
9135 (make_fract_type, make_accum_type): New functions.
9136 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9137 * tree-dump.c (fixed-value.h): New include.
9138 (dump_fixed): New function.
9139 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9140 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9141 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9142 * tree-pretty-print.c (fixed-value.h): New include.
9143 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9145 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9146 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9147 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9148 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9149 for non-saturating fixed-point types.
9150 (reassociate_bb): Likewise.
9151 * emit-rtl.c (fixed-value.h): New include.
9152 (fconst0, fconst1): New array.
9153 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9154 * tree-vect-generic.c expand_vector_operation): Support
9155 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9157 (type_for_widest_vector_mode): Add one parameter for the
9159 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9161 Pass the satp parameter to type_for_mode for fixed-point types.
9162 (expand_vector_operations_1): Pass the saturating flag to
9163 type_for_widest_vector_mode.
9164 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9165 and MODE_VECTOR_UACCUM.
9166 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9167 (vectorizable_condition): Likewise.
9168 * tree.c (fixed-value.h): New include.
9169 (tree_code_size): Support FIXED_CST.
9170 (build_fixed): New function.
9171 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9172 (fixed_zerop): New function.
9173 (tree_node_structure): Support FIXED_CST.
9174 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9175 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9176 (type_hash_eq): Handle FIXED_POINT_TYPE.
9177 (simple_cst_equal): Support FIXED_CST.
9178 (iterative_hash_expr): Handle FIXED_CST.
9179 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9180 (get_narrower): Likewise.
9181 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9182 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9183 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9184 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9186 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9187 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9188 (initializer_zerop): Support FIXED_CST.
9189 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9190 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9191 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9192 (is_base_type): Handle FIXED_POINT_TYPE.
9193 (add_type_attribute): Handle FIXED_POINT_TYPE.
9194 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9195 * print-tree.c (fixed-value.h): New include.
9196 (print_node_brief): Support FIXED_CST.
9197 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9198 * c-pretty-print.c (fixed-value.h): New include.
9199 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9200 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9201 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9202 Support fixed-point types for inner items in VECTOR_TYPE.
9203 (pp_c_direct_declarator): Likewise.
9204 (pp_c_declarator): Likewise.
9205 (pp_c_fixed_constant): New function.
9206 (pp_c_constant): Handle FIXED_CST.
9207 (pp_c_primary_expression): Likewise.
9208 (pp_c_expression): Likewise.
9209 * fold-const.c (fixed-value.h): New include.
9210 (negate_expr_p): Return true for FIXED_CST.
9211 (fold_negate_expr): Support FIXED_CST.
9212 (split_tree): Support FIXED_CST.
9213 (const_binop): Support FIXED_CST.
9214 (fold_convert_const_int_from_fixed): New function to convert from
9216 (fold_convert_const_real_from_fixed): New function to convert from
9218 (fold_convert_const_fixed_from_fixed): New function to convert from
9219 fixed to another fixed.
9220 (fold_convert_const_fixed_from_int): New function to convert from
9222 (fold_convert_const_fixed_from_real): New function to convert from
9224 (fold_convert_const): Support conversions from fixed to int, from
9225 fixed to real, from fixed to fixed, from int to fixed, and from real
9227 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9228 (operand_equal_p): Support FIXED_CST.
9229 (make_range): For fixed-point modes, we need to pass the
9230 saturating flag as the 2nd parameter.
9231 (tree_swap_operands_p): Handle FIXED_CST.
9232 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9234 (fold_unary): Support FIXED_CONVERT_EXPR.
9235 (fold_binary): Handle FIXED_CST.
9236 Make sure the type is not saturating, before associating operations.
9237 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9238 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9239 (fold_negate_const): Support FIXED_CST.
9240 (fold_relational_const): Support FIXED_CST.
9241 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9242 (gimplify_expr): Handle FIXED_CST.
9243 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9244 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9245 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9246 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9247 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9248 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9249 LONG_LONG_ACCUM_TYPE_SIZE.
9250 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9251 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9252 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9253 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9254 MODE_ACCUM, and MODE_UACCUM.
9255 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9256 fixed-point types to disable reduction.
9257 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9259 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9261 * config/rs6000/x-rs6000: New file.
9262 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9263 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9264 (EXTRA_SPEC_FUNCTIONS): Define.
9265 (HAVE_LOCAL_CPU_DETECT): Define.
9266 (CC1_CPU_SPEC): Define.
9267 * config/rs6000/driver-rs6000.c: New file.
9268 * config/rs6000/aix.h (CC1_SPEC): Define.
9269 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9270 * config.host: Add x-rs6000 to host_xmake_file if host and target
9271 are rs6000 or powerpc.
9273 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9275 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9277 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9278 Sandra Loosemore <sandra@codesourcery.com>
9279 Chao-ying Fu <fu@mips.com>
9280 Nigel Stephens <nigel@mips.com>
9281 David Ung <davidu@mips.com>
9283 * doc/invoke.texi (-mcode-readable): Document.
9284 * config/mips/mips.opt (mcode-readable): New option.
9285 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9286 * config/mips/mips.h (mips_code_readable_setting): New enum.
9287 (mips_code_readable): Declare.
9288 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9289 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9290 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9291 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9292 boiler-plate comments.
9293 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9294 * config/mips/mips.c (mips_code_readable): New variable.
9295 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9296 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9297 context and -mcode-readable setting to restrict the use of
9298 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9299 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9300 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9301 (mips_blocks_for_constant_p): Only return false for
9302 TARGET_MIPS16_PCREL_LOADS.
9303 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9304 for MIPS16. Handle SYMBOL_32_HIGH.
9305 (mips_const_insns): Allow HIGHs for MIPS16 too.
9306 (mips_unspec_address_offset): New function, split out from...
9307 (mips_unspec_address): ...here.
9308 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9309 16-bit symbolic constants. Assert approropiate conditions for
9310 using the "la" and "dla" macros.
9311 (mips_handle_option): Handle -mcode-readable=.
9312 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9313 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9314 (mips_strip_unspec_address): New function, split out from...
9315 (print_operand_reloc): ...here.
9316 (print_operand): Pass constants through mips_strip_unspec_address.
9317 (print_operand_address): Likewise.
9318 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9319 (mips_select_rtx_section): Remove MIPS16 handling.
9320 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9321 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9322 (mips16_lay_out_constants): Do nothing unless
9323 TARGET_MIPS16_PCREL_LOADS.
9324 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9325 * config/mips/mips.md: Split HIGHs for MIPS16.
9326 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9328 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9330 * config/mips/mips-protos.h (mips_emit_move): Declare.
9331 * config/mips/mips.c (mips_emit_move): New function.
9332 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9333 (mips_legitimize_const_move): Likewise.
9334 (mips_legitimize_move): Likewise.
9335 (mips_split_64bit_move): Likewise.
9336 (mips_restore_gp): Likewise.
9337 (mips_load_call_address): Likewise.
9338 (mips_emit_fcc_reload): Likewise.
9339 (mips_set_return_address): Likewise.
9340 (mips_block_move_straight): Likewise.
9341 (mips_block_move_loop): Likewise.
9342 (mips_setup_incoming_varargs): Likewise.
9343 (mips_save_reg): Likewise.
9344 (mips_expand_prologue): Likewise.
9345 (mips_restore_reg): Likewise.
9346 (mips_expand_epilogue): Likewise.
9347 (mips_output_mi_thunk): Likewise.
9348 (build_mips16_call_stub): Likewise.
9349 (mips_builtin_branch_and_move): Likewise.
9350 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9351 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9352 (fixuns_truncdfdi2): Likewise.
9353 (fixuns_truncsfsi2): Likewise.
9354 (fixuns_truncsfdi2): Likewise.
9355 (loadgp_absolute): Likewise.
9356 (builtin_setjmp_setup): Likewise.
9357 (builtin_longjmp): Likewise.
9358 (untyped_call): Likewise.
9360 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9362 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9363 an "rtx *" argument. Return a bool.
9364 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9365 values and return true if they can be split. Take the same kind of
9366 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9367 and store the lo_sum there if nonnull. Use the symbol type to
9368 determine whether a $gp or HIGH is needed.
9369 (mips_legitimize_address): Update call to mips_split_symbol and
9370 simplify accordingly.
9371 (mips_legitimize_const_move): Likewise.
9372 * config/mips/mips.md: In the combine define_split,
9373 check mips_split_symbol instead of splittable_symbolic_operand.
9374 Update use of mips_split_symbol in the generator code.
9375 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9377 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9379 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9380 (mips_symbol_insns_1): New function, split out from...
9381 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9382 and stores separately from load addresses.
9383 (mips_classify_address): Replace uses of mips_symbolic_address_p
9384 with uses of mips_symbol_insns.
9385 (mips_address_insns): Update calls to mips_symbol_insns.
9386 (mips_const_insns): Likewise.
9387 (mips_legitimize_address): Likewise.
9389 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9391 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9392 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9393 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9394 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9395 non-call contexts if TARGET_MIPS16.
9396 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9397 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9398 code for SYMBOL_ABSOLUTE.
9399 (mips_symbol_insns): Likewise.
9401 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9403 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9404 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9405 (mips_symbolic_constant_p): Likewise. Update the call to
9406 mips_classify_symbol.
9407 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9408 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9409 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9410 (print_operand_reloc): Add a context argument. Update the call to
9411 mips_symbolic_constant_p.
9412 (print_operand): Update the calls to print_operand_reloc.
9413 (print_operand_address): Use print_operand_reloc rather than
9415 (mips_rewrite_small_data_p): Add a context argument. Update the call
9416 to mips_symbolic_constant_p.
9417 (mips_small_data_pattern_1): Make DATA the containing mem.
9418 Update the call to mips_rewrite_small_data_p.
9419 (mips_rewrite_small_data_1): Likewise.
9420 (mips_use_anchors_for_symbol_p): Update the call to
9421 mips_symbolic_constant_p.
9422 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9423 (splittable_symbolic_operand): Likewise.
9424 (move_operand): Likewise.
9425 (absolute_symbolic_operand): Likewise.
9426 (got_disp_operand): Likewise.
9427 (got_page_ofst_operand): Likewise.
9429 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9431 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9432 (SYMBOL_ABSOLUTE): ...this.
9433 (SYMBOL_SMALL_DATA): Rename to...
9434 (SYMBOL_GP_RELATIVE): ...this.
9435 (SYMBOL_CONSTANT_POOL): Rename to...
9436 (SYMBOL_PC_RELATIVE): ...this.
9437 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9438 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9439 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9440 after above changes.
9441 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9442 (general_symbolic_operand): Rename to...
9443 (absolute_symbolic_operand): ...this.
9444 * config/mips/mips.md: Update after above changes.
9446 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9447 Revital Eres <eres@il.ibm.com>
9449 * ddg.c (print_ddg): Add dump information.
9450 * modulo-sched.c (print_node_sched_params): Add parameter and
9452 (calculate_maxii): Remove function.
9453 (undo_generate_reg_moves): Likewise.
9454 (undo_permute_partial_schedule): Likewise.
9455 (kernel_number_of_cycles): Likewise.
9456 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9457 (sms_schedule): Use it. Remove profitability checks.
9458 (sms_schedule_by_order): Fix order of nodes within the cycle.
9460 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9462 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9463 -profile option, add pie support.
9464 (ENDFILE_SPEC): New spec.
9465 * config/gnu.h (LIB_SPEC): Add -profile option.
9467 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9469 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9470 * config/gnu.h (LIB_SPEC): Likewise.
9472 2007-08-07 Yaz Saito <saito@google.com>
9473 Ian Lance Taylor <iant@google.com>
9475 * common.opt (finstrument-functions-exclude-function-list): New
9477 (finstrument-functions-exclude-file-list): New option.
9478 * opts.c (char_p): Define and DEF_VEC.
9479 (flag_instrument_functions_exclude_functions): New static
9481 (flag_instrument_functions_exclude_files): New static variable.
9482 (add_instrument_functions_exclude_list): New static function.
9483 (flag_instrument_functions_exclude_p): New function.
9484 (common_handle_option): Handle new options.
9485 * flags.h (flag_instrument_functions_exclude_p): Declare.
9486 * gimplify.c (gimplify_function_tree): Call
9487 flag_instrument_functions_exclude_p.
9488 * doc/invoke.texi (Option Summary): Mention new options.
9489 (Code Gen Options): Document new options.
9491 2007-08-07 Ian Lance Taylor <iant@google.com>
9493 PR rtl-optimization/32776
9494 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9495 (resolve_use): Likewise.
9496 (decompose_multiword_subregs): Remove "changed" local variable.
9498 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9500 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9501 * configure: Regenerate.
9502 * config.in: Regenerate.
9503 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9506 2007-08-07 Ian Lance Taylor <iant@google.com>
9508 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9509 note, just delete the insn.
9511 2007-08-07 Andreas Schwab <schwab@suse.de>
9514 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9517 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9519 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9520 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9521 (decompose_multiword_subregs): Use the functions above to decompose
9522 multiword shifts and zero-extends.
9524 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9526 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9527 "assemble" descriptions which were swapped.
9529 2007-08-06 Chao-ying Fu <fu@mips.com>
9531 * fixed-value.h: New file.
9532 * fixed-value.c: New file.
9533 * Makefile.in (OBJS-common): Add fixed-value.o.
9534 (fixed-value.o): New rule.
9535 (GTFILES): Add fixed-value.h.
9536 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9537 to compare a.low and b.low.
9538 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9540 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9541 Daniel Jacobowitz <dan@codesourcery.com>
9544 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9546 (x86_64-*-netbsd*): Likewise.
9547 (x86_64-*-linux*): Likewise.
9548 (x86_64-*-kfreebsd*-gnu): Likewise.
9549 (x86_64-*-knetbsd*-gnu): Likewise.
9550 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9552 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9554 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9555 Add -fno-asynchronous-unwind-tables.
9557 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9558 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9559 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9560 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9561 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9563 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9565 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9566 (TARGET_C_MODE_FOR_SUFFIX): New.
9568 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9570 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9572 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9574 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9576 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9578 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9579 before checking function returns in conditional expressions.
9581 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9584 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9586 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9589 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9590 for INTEGRAL_TYPE_P.
9592 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9594 * configure.ac: Remove --enable-checking=df from default settings.
9595 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9596 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9597 if the parameter is true.
9598 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9599 DF_VERIFY_SCHEDULED flag is true.
9600 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9601 (df_finish_pass): Adjust prototype.
9602 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9605 * see.c (pass_see): Add TODO_df_verify.
9606 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9607 * global.c (rest_of_handle_global_alloc): Schedule verification
9609 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9611 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9612 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9613 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9615 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9616 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9617 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9619 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9620 Revital Eres <eres@il.ibm.com>
9622 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9624 * ddg.c (create_ddg_dependence): Rename to...
9625 (create_ddg_dep_from_intra_loop_link): This. Do not check
9626 for interloop edges. Do not create anti dependence edge when
9627 a true dependence edge exists in the opposite direction and
9628 -fmodulo-sched-allow-regmoves is set.
9629 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9630 (add_cross_iteration_register_deps): Create anti dependence edge
9631 when -fno-modulo-sched-allow-regmoves is set.
9632 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9634 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9636 * config/arm/arm.md (movsi): Add braces.
9638 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9641 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9642 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9645 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9647 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9648 state accessor functions.
9649 * cfgloopmanip.c (remove_path, create_preheaders,
9650 force_single_succ_latches, fix_loop_structure): Ditto.
9651 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9652 tree_duplicate_loop_to_header_edge): Ditto.
9653 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9654 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9656 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9657 cleanup_tree_cfg): Ditto.
9658 * tree-cfg.c (tree_merge_blocks): Ditto.
9659 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9660 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9661 loop_preheader_edge, single_exit): Ditto.
9662 (flow_loops_find): Do not clear loops->state.
9663 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9664 loops_state_clear): New functions.
9666 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9669 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9670 when adding to the base and convert ELT to sizetype instead of type.
9672 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9675 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9676 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9678 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9681 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9682 correct type the negate expression.
9684 2007-08-03 Jan Hubicka <jh@suse.cz>
9686 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9689 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9691 * config/rs6000/rs6000.c (struct processor_cost): Change
9692 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9693 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9695 (rios1_costs, rios2_cost): Correct cache line size.
9696 (rs6000_override_options): Set l2-cache-size parameter.
9698 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9699 Diego Novillo <dnovillo@google.com>
9702 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9703 if the range includes 0.
9705 2007-08-03 Ben Elliston <bje@au.ibm.com>
9707 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9708 mode to unspec expressions to silence a warning from the generator
9711 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9713 * config/ia64/constraints.md ("U"): Make constraint vector only.
9715 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9718 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9719 always_inline attribute on the function decl.
9721 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9724 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9725 if we are compiling with -fPIC.
9727 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9728 Nigel Stephens <nigel@mips.com>
9730 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9731 Define for MIPS32 and MIPS64.
9733 2007-08-02 Nick Clifton <nickc@redhat.com>
9735 * config/host-hpux.c: Change copyright header to refer to version
9736 3 of the GNU General Public License and to point readers at the
9737 COPYING3 file and the FSF's license web page.
9738 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9739 config/alpha/linux.h, config/alpha/alpha.opt,
9740 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9741 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9742 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9743 config/alpha/alpha.h, config/alpha/sync.md,
9744 config/alpha/openbsd.h, config/alpha/alpha.md,
9745 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9746 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9747 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9748 config/alpha/constraints.md, config/alpha/osf.h,
9749 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9750 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9751 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9752 config/frv/frv-asm.h, config/frv/frv-protos.h,
9753 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9754 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9755 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9756 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9757 config/s390/s390.opt, config/s390/s390-modes.def,
9758 config/s390/fixdfdi.h, config/s390/constraints.md,
9759 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9760 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9761 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9762 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9763 config/m32c/prologue.md, config/m32c/m32c.abi,
9764 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9765 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9766 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9767 config/m32c/jump.md, config/m32c/shift.md,
9768 config/m32c/m32c-protos.h, config/libgloss.h,
9769 config/spu/spu-protos.h, config/spu/predicates.md,
9770 config/spu/spu-builtins.h, config/spu/spu.c,
9771 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9772 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9773 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9774 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9775 config/sparc/hypersparc.md, config/sparc/predicates.md,
9776 config/sparc/linux.h, config/sparc/sp64-elf.h,
9777 config/sparc/supersparc.md, config/sparc/cypress.md,
9778 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9779 config/sparc/niagara.md, config/sparc/sparc.md,
9780 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9781 config/sparc/sparc.opt, config/sparc/sync.md,
9782 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9783 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9784 config/sparc/sparc.c, config/sparc/little-endian.opt,
9785 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9786 config/sparc/linux64.h, config/sparc/freebsd.h,
9787 config/sparc/sol2.h, config/sparc/rtemself.h,
9788 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9789 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9790 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9791 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9792 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9793 config/m32r/linux.h, config/m32r/constraints.md,
9794 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9795 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9796 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9797 config/i386/i386.md, config/i386/netware-crt0.c,
9798 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9799 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9800 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9801 config/i386/sol2.h, config/i386/constraints.md,
9802 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9803 config/i386/predicates.md, config/i386/geode.md,
9804 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9805 config/i386/freebsd64.h, config/i386/vxworksae.h,
9806 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9807 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9808 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9809 config/i386/netware.h, config/i386/i386-modes.def,
9810 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9811 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9812 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9813 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9814 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9815 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9816 config/i386/xm-mingw32.h, config/i386/linux64.h,
9817 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9818 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9819 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9820 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9821 config/i386/cygwin2.c, config/i386/i386-protos.h,
9822 config/i386/sync.md, config/i386/openbsd.h,
9823 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9824 config/i386/nto.h, config/i386/biarch64.h,
9825 config/i386/i386-coff.h, config/i386/freebsd.h,
9826 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9827 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9828 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9829 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9830 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9831 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9832 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9833 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9834 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9835 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9836 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9837 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9838 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9839 config/sh/superh64.h, config/sh/rtemself.h,
9840 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9841 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9842 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9843 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9844 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9845 config/avr/predicates.md, config/avr/constraints.md,
9846 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9847 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9848 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9849 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9850 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9851 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9852 config/c4x/predicates.md, config/c4x/c4x.h,
9853 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9854 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9855 config/xtensa/linux.h, config/xtensa/xtensa.h,
9856 config/xtensa/elf.h, config/xtensa/xtensa.md,
9857 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9858 config/xtensa/xtensa-protos.h, config/dbx.h,
9859 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9860 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9861 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9862 config/host-solaris.c, config/fr30/fr30.h,
9863 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9864 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9865 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9866 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9867 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9868 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9869 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9870 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9871 config/cris/predicates.md, config/cris/linux.h,
9872 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9873 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9874 config/cris/aout.opt, config/cris/cris-protos.h,
9875 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9876 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9877 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9878 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9879 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9880 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9881 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9882 config/chorus.h, config/mn10300/mn10300.c,
9883 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9884 config/mn10300/mn10300.h, config/mn10300/linux.h,
9885 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9886 config/mn10300/mn10300.md, config/ia64/predicates.md,
9887 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9888 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9889 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9890 config/ia64/freebsd.h, config/ia64/ia64.md,
9891 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9892 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9893 config/gofast.h, config/rtems.h, config/sol2-10.h,
9894 config/m68k/predicates.md, config/m68k/m68k.md,
9895 config/m68k/linux.h, config/m68k/m68k-modes.def,
9896 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9897 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9898 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9899 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9900 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9901 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9902 config/m68k/constraints.md, config/m68k/rtemself.h,
9903 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9904 config/m68k/uclinux.h, config/rs6000/power4.md,
9905 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9906 config/rs6000/linux.h, config/rs6000/eabi.h,
9907 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9908 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9909 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9910 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9911 config/rs6000/windiss.h, config/rs6000/603.md,
9912 config/rs6000/aix41.h, config/rs6000/cell.md,
9913 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9914 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9915 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9916 config/rs6000/default64.h, config/rs6000/7xx.md,
9917 config/rs6000/darwin.opt, config/rs6000/spe.md,
9918 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9919 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9920 config/rs6000/7450.md, config/rs6000/linux64.h,
9921 config/rs6000/constraints.md, config/rs6000/440.md,
9922 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9923 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9924 config/rs6000/rs6000.h, config/rs6000/power6.md,
9925 config/rs6000/predicates.md, config/rs6000/altivec.md,
9926 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9927 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9928 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9929 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9930 config/rs6000/linux64.opt, config/rs6000/sync.md,
9931 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9932 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9933 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9934 config/rs6000/eabispe.h, config/rs6000/e500.h,
9935 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9936 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9937 config/rs6000/aix.h, config/rs6000/vxworks.h,
9938 config/rs6000/40x.md, config/rs6000/aix51.h,
9939 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9940 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9941 config/arc/arc.h, config/mcore/mcore-elf.h,
9942 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9943 config/mcore/mcore.md, config/mcore/mcore.c,
9944 config/mcore/mcore.opt, config/mcore/mcore.h,
9945 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9946 config/score/predicates.md, config/score/score-version.h,
9947 config/score/score-protos.h, config/score/misc.md,
9948 config/score/elf.h, config/score/score.c, config/score/mac.md,
9949 config/score/score7.md, config/score/score.h,
9950 config/score/score-conv.h, config/score/score-mdaux.c,
9951 config/score/score.md, config/score/score.opt,
9952 config/score/score-modes.def, config/score/score-mdaux.h,
9953 config/score/mul-div.S, config/arm/uclinux-elf.h,
9954 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9955 config/arm/symbian.h, config/arm/linux-elf.h,
9956 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9957 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9958 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9959 config/arm/strongarm-pe.h, config/arm/arm.h,
9960 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9961 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9962 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9963 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9964 config/arm/arm-cores.def, config/arm/arm-protos.h,
9965 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9966 config/arm/wince-pe.h, config/arm/neon.md,
9967 config/arm/constraints.md, config/arm/neon.ml,
9968 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9969 config/arm/arm.opt, config/arm/arm926ejs.md,
9970 config/arm/predicates.md, config/arm/iwmmxt.md,
9971 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9972 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9973 config/arm/neon-testgen.ml, config/arm/arm.md,
9974 config/arm/xscale-coff.h, config/arm/pe.c,
9975 config/arm/arm-generic.md, config/arm/pe.h,
9976 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9977 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9978 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9979 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9980 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9981 config/pa/predicates.md, config/pa/pa64-hpux.h,
9982 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9983 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9984 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9985 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9986 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9987 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9988 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9989 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9990 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9991 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9992 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9993 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9994 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9995 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9996 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9997 config/mips/linux64.h, config/mips/elforion.h,
9998 config/mips/constraints.md, config/mips/generic.md,
9999 config/mips/predicates.md, config/mips/4300.md,
10000 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10001 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10002 config/mips/5k.md, config/mips/vr4120-div.S,
10003 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10004 config/mips/mips-protos.h, config/mips/6000.md,
10005 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10006 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10007 config/mips/mips-modes.def, config/mips/vr.h,
10008 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10009 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10010 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10011 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10012 config/vax/openbsd1.h, config/vax/netbsd.h,
10013 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10014 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10015 config/h8300/rtems.h, config/h8300/predicates.md,
10016 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10017 config/h8300/h8300.md, config/h8300/h8300.opt,
10018 config/h8300/coff.h, config/h8300/h8300-protos.h,
10019 config/v850/v850.md, config/v850/predicates.md,
10020 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10021 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10022 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10023 config/mmix/mmix.h, config/mmix/predicates.md,
10024 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10025 config/mmix/mmix.c, config/mmix/mmix.opt,
10026 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10027 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10028 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10029 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10032 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10034 * emit-rtl.c (reset_used_decls): Rename to...
10035 (set_used_decls): ...this. Set the used flag rather than clearing it.
10036 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10037 DECL_RTLs rather than resetting them.
10039 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10041 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10043 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10045 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10046 argument to find_reloads_address.
10048 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10050 PR tree-optimization/32919
10051 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10052 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10053 (coalesce_ssa_name): Call it.
10055 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10056 David Ung <davidu@mips.com>
10058 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10059 (__mips16_unorddf2, __mips16_floatunsidf): New.
10060 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10062 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10064 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10066 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10067 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10068 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10069 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10070 * omp-low.c (get_ws_args_for, determine_parallel_type,
10071 expand_omp_for_generic, expand_omp_for_static_nochunk,
10072 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10073 Work with more precise CFG.
10074 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10075 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10077 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10078 * gimple-low.c (lower_stmt): Ditto.
10079 * tree-inline.c (estimate_num_insns_1): Ditto.
10080 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10081 (OMP_SECTIONS_SWITCH): New.
10082 * tree-cfgcleanup.c (cleanup_omp_return): New.
10083 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10084 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10085 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10086 (tree_redirect_edge_and_branch): Handle omp constructs.
10088 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10089 with three arguments.
10091 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10093 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10094 in loop closed ssa.
10096 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10098 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10099 the loop structures may need fixing.
10100 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10102 (cleanup_tree_cfg_loop): Removed.
10103 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10104 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10105 instead of running cleanup_tree_cfg_loop.
10106 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10107 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10108 (tree_predictive_commoning): Declaration changed.
10109 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10111 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10113 * doc/invoke.texi (l1-cache-size): Update documentation.
10114 (l2-cache-size): Document.
10115 * params.h (L2_CACHE_SIZE): New macro.
10116 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10117 that L1_CACHE_SIZE is in kB now.
10118 (L2_CACHE_SIZE_BYTES): New macro.
10119 (tree_ssa_prefetch_arrays): Show size in kB.
10120 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10121 and l2_cache_size fields.
10122 * config/i386/driver-i386.c (describe_cache): Detect cache size
10124 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10125 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10126 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10127 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10128 (override_options): Set l1-cache-size and l2-cache-size to default
10129 values if not specified otherwise.
10130 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10131 (PARAM_L2_CACHE_SIZE): New.
10133 2007-08-01 Nigel Stephens <nigel@mips.com>
10134 David Ung <davidu@mips.com>
10135 Thiemo Seufer <ths@mips.com>
10136 Chris Dearman <chris@mips.com>
10137 Richard Sandiford <richard@codesourcery.com>
10139 * config.gcc (mips*-sde-elf*): New stanza.
10140 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10141 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10142 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10143 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10144 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10145 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10147 * config/mips/sde.h: New file.
10148 * config/mips/t-libgcc-mips16: Likewise.
10149 * config/mips/t-sde: Likewise.
10150 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10151 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10152 _MIPS_FPSET and _MIPS_SZINT.
10153 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10154 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10155 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10156 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10157 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10158 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10159 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10160 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10161 _MIPS_SZPTR and _MIPS_FPSET.
10162 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10163 architecture is specified.
10164 (MIPS_32BIT_OPTION_SPEC): New macro.
10166 2007-07-31 Dan Hipschman <dsh@google.com>
10168 * gcc.c (end_going_arg): New function.
10169 (do_spec_2): Use it.
10170 (do_spec_1): Use it.
10172 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10174 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10175 only if ENABLE_CHECKING is defined.
10177 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10179 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10180 df_ru_add_problem, df_ru_get_bb_info): Removed.
10181 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10182 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10183 df_ru_free_bb_info, df_ru_alloc,
10184 df_ru_bb_local_compute_process_def,
10185 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10186 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10187 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10188 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10189 df_ru_add_problem): Removed.
10191 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10194 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10195 (casesi32p, casesi64p): Likewise.
10196 (casesi): Adjust for above.
10198 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10200 * mode-switching.c (create_pre_exit): Don't search past calls.
10202 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10204 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10206 2007-07-31 Revital Eres <eres@il.ibm.com>
10208 * ddg.c (add_deps_for_def): Rename to...
10209 (add_cross_iteration_register_deps): This. Change implementation
10210 to use only reaching def and def-use chains to construct the
10211 inter loop dependencies.
10212 (add_deps_for_use): Remove function.
10213 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10214 function to build the inter loop dependencies.
10215 * modulo-sched.c (sms_schedule): Build only
10216 reaching def and def-use chains for the propose of the ddg
10219 2007-07-31 Julian Brown <julian@codesourcery.com>
10221 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10222 New define_insns. Use correct RTL.
10223 (vec_set<mode>): Write as expander.
10225 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10227 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10228 to an unallocated space.
10230 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10233 (split_constant_offset): Enable split_constant_offset to extract
10234 constants from other statements.
10235 * tree-vect-transform.c
10236 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10237 to a temp var. Force base_offset to be simple.
10239 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10241 * df-scan.c (df_scan_verify): Remove artificial limit on
10242 the number of blocks for verification.
10243 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10244 df_simulate_defs): Avoid unnecessary insn checking for defs.
10246 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10248 * config/m68k/lb1sf68.asm (FUNC): New macro.
10249 (__mulsi3): Use it.
10250 (__udivsi3): Likewise.
10251 (__divsi3): Likewise.
10252 (__umodsi3): Likewise.
10253 (__modsi3): Likewise.
10254 (__subdf3): Likewise.
10255 (__adddf3): Likewise.
10256 (__muldf3): Likewise.
10257 (__divdf3): Likewise.
10258 (__negdf2): Likewise.
10259 (__cmpdf2): Likewise.
10260 (__subsf3): Likewise.
10261 (__addsf3): Likewise.
10262 (__mulsf3): Likewise.
10263 (__divsf3): Likewise.
10264 (__negsf2): Likewise.
10265 (__cmpsf2): Likewise.
10266 (__eqdf2): Likewise.
10267 (__nedf2): Likewise.
10268 (__gtdf2): Likewise.
10269 (__gedf2): Likewise.
10270 (__ltdf2): Likewise.
10271 (__ledf2): Likewise.
10272 (__eqsf2): Likewise.
10273 (__nesf2): Likewise.
10274 (__gtsf2): Likewise.
10275 (__gesf2): Likewise.
10276 (__ltsf2): Likewise.
10277 (__lesf2): Likewise.
10279 2007-07-30 Ollie Wild <aaw@google.com>
10281 * c-ppoutput.c (print_lines_directives_only): New function.
10282 (scan_translation_unit_directives_only): New function.
10283 (preprocess_file): Add call to scan_translation_unit_directives_only.
10284 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10285 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10286 -fdirectives-only. Add errors for -fdirectives-only conflict with
10287 -Wunused-macros and -traditional.
10288 (finish_options): Add builtin macro initialization for
10289 -fdirectives-only + -fpreprocessed.
10290 * c.opt (fdirectives-only): New.
10291 * doc/cppopts.texi (fdirectives-only): New.
10293 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10295 * alias.c (record_set, memory_modified_1): Constify.
10296 * bt-load.c (note_btr_set): Likewise.
10297 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10298 * combine.c (set_nonzero_bits_and_sign_copies,
10299 expand_field_assignment, record_dead_and_set_regs_1,
10300 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10301 likely_spilled_retval_1): Likewise.
10302 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10303 frv_io_handle_set): Likewise.
10304 * config/mips/mips.c (mips_sim_record_set,
10305 vr4130_true_reg_dependence_p_1): Likewise.
10306 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10307 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10308 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10309 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10310 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10311 * ddg.c (mark_mem_store): Likewise.
10312 * df-problems.c (df_urec_mark_reg_change): Likewise.
10313 * function.c (update_epilogue_consts): Likewise.
10314 * gcse.c (record_set_info, record_last_set_info,
10315 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10316 reg_clear_last_set): Likewise.
10317 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10319 * jump.c (reversed_comparison_code_parts): Likewise.
10320 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10321 reg_is_set): Likewise.
10322 * loop-iv.c (mark_altered): Likewise.
10323 * mode-switching.c (reg_becomes_live): Likewise.
10324 * optabs.c (no_conflict_move_test): Likewise.
10325 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10327 * postreload.c (reload_combine_note_store, move2add_note_store):
10329 * regmove.c (flags_set_1): Likewise.
10330 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10332 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10334 * resource.c (update_live_status): Likewise.
10335 * rtl.h (set_of, note_stores): Likewise.
10336 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10337 note_stores, parms_set): Likewise.
10338 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10339 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10341 * var-tracking.c (count_stores, add_stores): Likewise.
10343 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10345 * alias.c (mems_in_disjoint_alias_sets_p,
10346 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10347 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10348 write_dependence_p, mems_in_disjoint_alias_sets_p,
10349 read_dependence, true_dependence, canon_true_dependence,
10350 anti_dependence, output_dependence): Constify.
10351 * combine.c (extended_count): Likewise.
10352 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10353 * cselib.c (get_value_hash, references_value_p,
10354 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10355 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10356 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10357 * function.c (contains, prologue_epilogue_contains,
10358 sibcall_epilogue_contains): Likewise.
10359 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10360 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10361 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10362 reg_or_subregno): Likewise.
10363 * recog.c (asm_noperands): Likewise.
10364 * reload1.c (function_invariant_p): Likewise.
10365 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10366 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10367 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10368 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10369 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10370 extended_count, prologue_epilogue_contains,
10371 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10372 canon_true_dependence, read_dependence, anti_dependence,
10373 output_dependence): Likewise.
10374 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10376 2007-07-30 Julian Brown <julian@codesourcery.com>
10378 * config/arm/neon.md (V_ext): New mode attribute.
10379 (neon_vget_lane<mode>): Replace with define_expand.
10380 (neon_vget_lane<mode>_sext_internal)
10381 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10382 and quad precision vectors.
10383 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10384 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10385 have typeless 32-bit result.
10387 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10390 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10392 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10393 use sizetype for rest.
10394 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10395 (aff_combination_convert): Don't convert rest for pointer types.
10397 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10399 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10401 * tree-ssa-alias.c: Add alloc-pool.h.
10402 (init_alias_info): Free alias_bitmap_obstack.
10403 (delete_alias_info): Call delete_mem_ref_stats.
10404 (get_mem_sym_stats_for): Use alloc_pool.
10405 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10406 (delete_mem_sym_stats): Removed.
10408 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10410 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10411 functions cannot be represented as classical distance vectors.
10413 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10415 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10416 * builtins.c (validate_arg, builtin_mathfn_code,
10417 validate_arglist): Likewise.
10418 * calls.c (call_expr_flags): Likewise.
10419 * combine.c (reg_nonzero_bits_for_combine,
10420 reg_num_sign_bit_copies_for_combine, get_last_value,
10421 reg_truncated_to_mode): Likewise.
10422 * emit-rtl.c (subreg_lowpart_p): Likewise.
10423 * expr.c (highest_pow2_factor_for_target,
10424 categorize_ctor_elements_1, categorize_ctor_elements,
10425 count_type_elements, contains_packed_reference,
10426 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10427 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10428 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10429 native_encode_int, native_encode_real, native_encode_complex,
10430 native_encode_vector, native_encode_expr, native_interpret_int,
10431 native_interpret_real, native_interpret_complex,
10432 native_interpret_vector, native_interpret_expr): Likewise.
10433 * function.c (use_register_for_decl): Likewise.
10434 * gimplify.c (get_name): Likewise.
10435 * langhooks-def.h (lhd_return_null_const_tree): New.
10436 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10437 * langhooks.c (lhd_return_null_const_tree): New.
10438 * langhooks.h (lang_get_callee_fndecl): Constify.
10439 * output.h (constructor_static_from_elts_p): Likewise.
10440 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10441 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10442 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10443 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10444 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10445 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10446 * rtlhooks-def.h (reg_nonzero_bits_general,
10447 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10449 * rtlhooks.c (reg_num_sign_bit_copies_general,
10450 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10452 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10453 * stor-layout.c (mode_for_size_tree): Likewise.
10454 * tree-ssa-loop-im.c (memref_eq): Likewise.
10455 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10456 * tree.c (contains_placeholder_p, type_list_equal,
10457 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10459 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10460 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10461 contains_placeholder_p, contains_packed_reference,
10462 get_callee_fndecl, operand_equal_for_phi_arg_p,
10463 warn_if_unused_value, is_body_block, native_encode_expr,
10464 native_interpret_expr, fold_convertible_p, operand_equal_p,
10465 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10466 validate_arglist, simple_cst_equal, type_list_equal,
10467 use_register_for_decl, call_expr_flags, get_name,
10468 highest_pow2_factor): Likewise.
10469 (const_call_expr_arg_iterator_d,
10470 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10471 first_const_call_expr_arg, more_const_call_expr_args_p,
10472 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10473 * varasm.c (constructor_static_from_elts_p): Constify.
10475 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10477 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10478 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10479 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10480 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10481 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10482 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10483 spelling conventions.
10484 * doc/invoke.texi: Follow spelling conventions.
10486 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10487 Revital Eres <eres@il.ibm.com>
10489 * modulo-sched.c (sms_schedule): Avoid loops which includes
10490 auto-increment instructions.
10492 2007-07-28 Richard Guenther <rguenther@suse.de>
10494 PR middle-end/32920
10495 * fold-const.c (fold_cond_expr_with_comparison): Convert
10496 operand zero of MIN/MAX_EXPR to correct type.
10498 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10500 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10501 flags_from_decl_or_type): Constify.
10502 * gcc.c (do_spec_1): Likewise.
10503 * print-tree.c (dump_addr, print_node_brief): Likewise.
10504 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10505 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10506 tree_purge_all_dead_eh_edges): Likewise.
10507 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10508 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10510 * tree.c (expr_location, expr_has_location, expr_locus,
10511 expr_filename, expr_lineno, get_inner_array_type,
10512 fields_compatible_p): Likewise.
10513 * tree.h (get_inner_array_type, fields_compatible_p,
10514 expr_location, expr_has_location, expr_locus, expr_filename,
10515 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10516 setjmp_call_p, alloca_call_p): Likewise.
10518 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10520 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10521 TV_FLOW_INSENSITIVE.
10523 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10525 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10526 (compute_flow_insensitive_aliasing): Ditto for
10527 TV_FLOW_INSENSITIVE.
10529 2007-07-27 Jan Hubicka <jh@suse.cz>
10531 * config/i386/i386.c (register_move_cost): Remove accidentally
10532 comitted #if 0 block.
10534 * attribs.c: Include hashtab.h
10535 (attribute_hash): New.
10536 (substring): New structure.
10537 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10539 (init_attributes): Initialize attribute hash.
10540 (decl_attributes): Use attribute hash.
10541 * Makefile.in (attribs.c): Depend on hashtab.h.
10543 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10545 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10547 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10549 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10550 __mips_dspr2 and __mips_dsp_rev macros.
10551 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10553 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10555 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10557 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10559 PR middle-end/32749
10561 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10562 and the updating of the live and do_not_gen sets.
10563 (df_note_bb_compute): Added updating of live and do_not_gen sets
10564 for regular defs so that the case of clobber inside conditional
10565 call is processed correctly.
10567 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10569 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10570 operands with compatible type.
10572 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10574 * expr.h (store_bit_field): Don't return a value.
10575 * expmed.c (check_predicate_volatile_ok): New function.
10576 (store_bit_field_1): New function, extracted from store_bit_field.
10577 Take a fallback_p argument and return true if the operation succeeded.
10578 Only use store_fixed_bit_field if fallback_p. Don't recompute
10579 mode_for_extraction; use op_mode instead. Try forcing memories
10580 into registers if the insv expander fails.
10581 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10582 Don't return a value.
10583 (convert_extracted_bit_field): New function, extracted from
10585 (extract_bit_field_1): Likewise. Take a fallback_p argument
10586 and return NULL if the operation succeeded. Only use
10587 extract_fixed_bit_field if fallback_p. Only calculate one
10588 extraction mode. Combine code for extv and extzv. Try forcing
10589 memories into registers if the ext(z)v expander fails.
10590 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10592 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10594 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10596 (df_ref): Likewise. Put regno with other integer fields.
10598 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10600 * df.h (df_mw_hardreg): Remove "loc" field.
10601 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10603 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10604 split out from df_set_unused_notes_for_mw. Return false for
10605 partial references. Assert that mw_reg is a REG when returning true.
10606 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10607 (df_whole_mw_reg_dead_p): New function, split out from
10608 df_set_dead_notes_for_mw. Return false for partial references.
10609 Assert that mw_reg is a REG when returning true.
10610 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10611 Remove redundant bitmap check.
10613 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10615 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10616 ($(T)crtend.o): Likwise.
10617 ($(T)crtbeginS.o): Likwise.
10618 ($(T)crtendS.o): Likwise.
10619 ($(T)crtfastmath.o): Likwise.
10621 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10623 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10624 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10625 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10626 and x_n_bbs_in_dom_tree fields.
10628 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10630 PR tree-optimization/32087
10631 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10632 Do not call scale_bbs_frequencies_int with prob of zero.
10634 2007-07-26 Julian Brown <julian@codesourcery.com>
10636 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10637 (neon_element_bits): Add prototypes.
10638 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10639 (neon_const_bounds, neon_element_bits): New functions.
10640 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10641 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10642 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10643 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10644 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10645 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10646 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10647 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10648 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10649 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10650 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10651 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10652 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10654 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10656 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10657 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10659 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10660 Julian Brown <julian@codesourcery.com>
10662 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10663 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10664 * config/arm/cortex-a8.md: New.
10665 * config/arm/cortex-a8-neon.md: New.
10666 * config/arm/neon-schedgen.ml: New.
10667 * config/arm/neon.md (vqh_mnem): New.
10669 (Is_float_mode): New.
10670 (Scalar_mul_8_16): New.
10672 (V_mode_nunits): New.
10673 (All instruction patterns): Annotate with neon_type attribute
10675 * config/arm/arm.md: Include cortex-a8.md.
10676 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10678 Annotate instruction patterns accordingly.
10679 (generic_sched): Do not use generic scheduling for Cortex-A8.
10680 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10682 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10684 * fold-const.c (fold_read_from_constant_string): Use
10685 build_int_cst_type.
10686 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10688 2007-07-26 Nick Clifton <nickc@redhat.com>
10690 * tree-ssa-operands.h: Change copyright header to refer to version
10691 3 of the GNU General Public License and to point readers at the
10692 COPYING3 file and the FSF's license web page.
10693 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10694 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10695 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10696 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10697 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10698 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10699 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10700 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10701 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10702 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10703 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10704 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10705 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10706 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10707 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10708 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10709 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10710 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10711 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10712 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10713 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10714 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10715 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10716 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10717 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10718 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10719 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10720 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10721 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10722 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10723 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10724 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10725 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10726 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10727 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10728 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10729 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10730 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10731 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10732 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10733 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10734 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10735 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10736 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10737 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10738 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10739 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10740 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10741 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10742 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10743 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10744 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10745 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10746 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10747 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10748 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10749 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10750 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10751 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10752 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10753 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10754 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10755 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10756 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10757 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10758 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10759 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10760 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10761 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10762 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10763 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10764 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10765 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10766 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10767 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10768 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10769 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10770 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10771 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10772 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10773 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10774 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10775 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10776 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10777 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10778 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10779 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10780 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10781 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10782 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10783 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10784 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10785 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10786 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10787 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10788 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10789 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10790 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10791 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10792 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10793 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10794 convert.c, convert.h, langhooks-def.h, reload1.c,
10795 tree-ssa-operands.c: Likewise.
10797 2007-07-26 Jan Hubicka <jh@suse.cz>
10799 * tree-ssa-live.c: Include debug.h and flags.h.
10800 (mark_scope_block_unused): New function.
10801 (remove_unused_scope_block_p): New function.
10802 (remove_unused_locals): Remove unused blocks too.
10804 2007-07-25 Ian Lance Taylor <iant@google.com>
10806 * combine.c (combine_max_regno): Remove. Remove all uses.
10807 (struct reg_stat_struct): Rename from struct reg_stat.
10808 (reg_stat_type): Define, and declare VECs.
10809 (reg_stat): Change from pointer to VEC. Change all uses.
10810 (combine_split_insns): New static function.
10811 (try_combine, find_split_point): Call it instead of split_insns.
10813 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10815 * cfghooks.c (split_block): Fix the information about loop latch.
10817 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10819 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10821 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10823 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10824 Scan the new edge for loop exit info.
10826 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10828 * config/darwin.c: Include debug.h.
10830 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10833 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10835 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10837 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10838 (HARD_REGNO_MODE_OK): Ditto.
10839 (MODES_TIEABLE_P): Ditto.
10840 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10841 (CLASS_MAX_NREGS): Ditto.
10842 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10843 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10844 (divdf3_internal_thr): Removed.
10845 * config/ia64/div.md: New file.
10846 * config/ia64/constraints.md: Add H constraint.
10848 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10850 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10851 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10852 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10853 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10854 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10855 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10856 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10857 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10858 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10859 dump_sbitmap_file, debug_sbitmap, popcount_table,
10860 sbitmap_popcount): Constify.
10861 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10862 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10863 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10864 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10865 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10866 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10867 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10868 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10869 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10870 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10871 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10873 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10875 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10876 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10877 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10878 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10879 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10880 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10881 bitmap_intersect_p, bitmap_intersect_compl_p,
10882 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10883 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10885 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10886 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10887 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10888 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10889 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10890 debug_bitmap, debug_bitmap_file, bitmap_print,
10891 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10892 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10894 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10896 * config/darwin.c (darwin_override_options): Additional fix for
10897 debug info formats that don't support var tracking.
10899 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10901 * cselib.c (entry_and_rtx_equal_p): Constify.
10902 * gengtype.c (output_mangled_typename, write_types, write_local):
10904 * gengtype.h (const_type_p): New.
10905 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10907 * tlink.c (scan_linker_output): De-constify.
10908 * tree-ssa-loop-im.c (memref_eq): Constify.
10909 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10910 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10912 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10914 * c-common.c (fname_as_string, c_type_hash): Constify.
10915 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10916 * cgraph.c (edge_hash, edge_eq): Likewise.
10917 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10918 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10919 reg_attrs_htab_eq): Likewise.
10920 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10922 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10923 const_decl_t, const_state_t, const_automata_list_el_t): New.
10924 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10925 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10926 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10927 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10928 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10929 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10930 compare_max_occ_cycle_nums, out_state_arcs_num,
10931 compare_transition_els_num, units_cmp, state_reservs_cmp):
10933 * genmodes.c (cmp_modes): Likewise.
10934 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10935 * gimplify.c (compare_case_labels): Likewise.
10936 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10937 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10938 * matrix-reorg.c (mtt_info_hash): Likewise.
10939 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10940 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10941 (htab_hash_bucket, htab_hash_elem): Constify.
10942 * tree-browser.c (TB_parent_eq): Likewise.
10943 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10944 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10945 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10946 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10948 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10949 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10950 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10951 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10952 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10954 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10955 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10956 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10957 * tree-ssa-threadupdate.c (redirection_data_hash,
10958 redirection_data_eq): Likewise.
10959 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10960 * tree-ssa.c (var_ann_eq): Likewise.
10961 * tree-vrp.c (compare_case_labels): Likewise.
10962 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10963 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10964 tree_not_check_failed, tree_class_check_failed,
10965 tree_range_check_failed, tree_not_class_check_failed,
10966 omp_clause_check_failed, omp_clause_range_check_failed,
10967 tree_contains_struct_check_failed, tree_operand_check_failed):
10969 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10970 tree_not_check_failed, tree_class_check_failed,
10971 tree_range_check_failed, tree_not_class_check_failed,
10972 tree_operand_check_failed, omp_clause_operand_check_failed,
10973 tree_operand_length): Likewise.
10974 * var-tracking.c (const_variable): New.
10975 (variable_htab_hash, variable_htab_eq): Constify.
10976 * varasm.c (const_desc_hash): Likewise.
10978 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10980 * expr.c (handled_component_p): Constify.
10981 * fold-const.c (fit_double_type): Likewise.
10982 * real.h (real_value_from_int_cst): Likewise.
10983 * tree-flow-inline.h (gimple_in_ssa_p,
10984 gimple_aliases_computed_p, gimple_addressable_vars,
10985 gimple_call_clobbered_vars, gimple_referenced_vars,
10986 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10987 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10988 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10989 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10990 is_label_stmt, is_global_var, phi_ssa_name_p,
10991 factoring_name_p, is_call_clobbered, tree_common_ann,
10992 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10993 unmodifiable_var_p, array_ref_contains_indirect_ref,
10994 ref_contains_array_ref, lookup_subvars_for_var,
10995 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10996 gimple_mem_ref_stats): Likewise.
10997 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10998 may_aliases, is_exec_stmt, is_label_stmt,
10999 ref_contains_array_ref, array_ref_contains_indirect_ref,
11000 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11001 unmodifiable_var_p): Likewise.
11002 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11003 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11004 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11005 cst_and_fits_in_hwi, real_value_from_int_cst,
11006 build_real_from_int_cst, integer_zerop, integer_onep,
11007 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11008 tree_floor_log2, real_zerop, real_onep, real_twop,
11009 real_minus_onep, really_constant_p, purpose_member, chain_member,
11010 list_length, fields_length, int_size_in_bytes, bit_position,
11011 int_bit_position, byte_position, int_byte_position, expr_align,
11012 array_type_nelts, tree_node_structure,
11013 type_contains_placeholder_1, iterative_hash_pointer,
11014 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11015 tree_map_base_eq, type_hash_list, type_hash_eq,
11016 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11017 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11018 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11019 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11020 int_fits_type_p, get_containing_scope, decl_function_context,
11021 decl_type_context, omp_clause_operand_check_failed,
11022 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11023 * tree.h (omp_clause_operand_check_failed, tree_size,
11024 build_real_from_int_cst, array_type_nelts, purpose_member,
11025 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11026 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11027 is_attribute_p, check_qualified_type, expr_align,
11028 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11029 int_byte_position, list_length, fields_length, initializer_zerop,
11030 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11031 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11032 tree_node_structure, handled_component_p, get_containing_scope,
11033 decl_function_context, decl_type_context, real_zerop,
11034 type_num_arguments, fit_double_type, really_constant_p,
11035 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11036 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11037 real_twop, real_minus_onep, int_cst_value): Likewise.
11039 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11041 * cfglayout.c (insn_scope, insn_line): Constify.
11042 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11043 const_double_htab_hash, const_double_htab_eq,
11044 mem_attrs_htab_hash): Likewise.
11045 * loop-iv.c (biv_eq): Likewise.
11046 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11047 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11048 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11050 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11051 error_for_asm, warning_for_asm, _fatal_insn,
11052 _fatal_insn_not_found): Likewise.
11053 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11054 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11055 rtl_check_failed_type2, rtl_check_failed_code1,
11056 rtl_check_failed_code2, rtl_check_failed_code_mode,
11057 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11058 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11059 rtl_check_failed_type2, rtl_check_failed_code1,
11060 rtl_check_failed_code2, rtl_check_failed_code_mode,
11061 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11062 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11063 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11064 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11065 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11066 rtx_unstable_p, get_integer_term, get_related_value,
11067 offset_within_block_p, reg_mentioned_p, count_occurrences,
11068 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11069 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11070 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11071 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11072 find_constant_src, find_reg_fusage, find_regno_fusage,
11073 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11074 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11075 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11076 computed_jump_p, auto_inc_p, in_expr_list_p,
11077 remove_node_from_expr_list, loc_mentioned_in_p,
11078 label_is_jump_target_p, reversed_comparison_code_parts,
11079 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11080 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11081 print_inline_rtx): Likewise.
11082 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11083 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11084 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11085 get_integer_term, get_related_value, offset_within_block_p,
11086 count_occurrences, reg_mentioned_p, no_labels_between_p,
11087 reg_used_between_p, reg_referenced_p, single_set_2,
11088 multiple_sets, set_noop_p, refers_to_regno_p,
11089 reg_overlap_mentioned_p, dead_or_set_p,
11090 covers_regno_no_parallel_p, covers_regno_p,
11091 dead_or_set_regno_p, find_reg_note, find_regno_note,
11092 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11093 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11094 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11095 side_effects_p, may_trap_p_1, may_trap_p,
11096 may_trap_after_code_motion_p, may_trap_or_fault_p,
11097 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11098 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11099 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11100 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11101 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11103 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11104 warning_for_asm): Likewise.
11105 * tree.h (print_rtl): Likewise.
11106 * varasm.c (get_pool_mode): Likewise.
11108 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11110 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11111 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11112 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11113 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11114 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11115 * ddg.c (compare_sccs): Likewise.
11116 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11117 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11118 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11119 decimal_do_fix_trunc, decimal_real_to_integer,
11120 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11121 * dse.c (const_group_info_t): New.
11122 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11123 * dwarf2out.c (const_dw_die_ref): New.
11124 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11125 * tree-browser.c (TB_parent_eq): Likewise.
11126 * unwind-dw2-fde.c (__register_frame_info_bases,
11127 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11128 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11130 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11131 * unwind-dw2.c (uw_frame_state_for): Likewise.
11132 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11133 * value-prof.h (const_histogram_value): New.
11135 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11137 * config/mips/mips.c (machine_function): Add
11138 initialized_mips16_gp_pseudo_p.
11139 (mips16_gp_pseudo_reg): Do not emit the initialization of
11140 mips16_gp_pseudo_rtx when being called from the gimple cost-
11141 calculation routines; emit it on the first use outside those
11144 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11146 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11149 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11150 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11151 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11152 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11153 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11154 Preserve const-ness of parameters through use of __typeof(),
11155 also constify and tidy.
11157 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11158 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11159 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11160 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11161 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11162 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11163 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11164 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11165 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11167 2007-07-25 Julian Brown <julian@codesourcery.com>
11168 Mark Shinwell <shinwell@codesourcery.com>
11170 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11171 (alpha_mangle_type): This.
11172 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11173 (TARGET_MANGLE_TYPE): Define this instead.
11174 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11175 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11176 (arm_init_neon_builtins): Fix comment.
11177 (arm_mangle_map_entry): New.
11178 (arm_mangle_map): New.
11179 (arm_mangle_type): New.
11180 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11181 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11182 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11183 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11184 (TARGET_MANGLE_TYPE): Define this instead.
11185 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11186 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11187 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11188 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11189 (TARGET_MANGLE_TYPE): Define this instead.
11190 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11192 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11193 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11194 (TARGET_MANGLE_TYPE): Define this instead.
11195 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11196 (s390_mangle_type): This.
11197 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11198 (TARGET_MANGLE_TYPE): Define this instead.
11199 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11200 (sparc_mangle_type): This.
11201 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11202 (TARGET_MANGLE_TYPE): Define this instead.
11203 * cp/mangle.c (write_type): Call mangle_type target hook on all
11204 types before mangling. Use original type, not main variant, as
11206 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11207 (TARGET_MANGLE_TYPE): This.
11208 * target.h (gcc_target): Rename mangle_fundamental_type to
11210 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11211 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11213 2007-07-25 Julian Brown <julian@codesourcery.com>
11214 Paul Brook <paul@codesourcery.com>
11215 Joseph Myers <joseph@codesourcery.com>
11216 Mark Shinwell <shinwell@codesourcery.com>
11218 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11219 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11220 (with_fpu): Allow --with-fpu=neon.
11221 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11222 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11223 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11224 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11225 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11226 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11227 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11228 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11229 (output_move_neon): Add prototypes.
11230 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11231 (all_fpus): Add FPUTYPE_NEON.
11232 (fp_model_for_fpu): Add NEON field.
11233 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11234 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11236 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11238 (thumb2_legitimate_address_p): Likewise.
11239 (neon_valid_immediate): Recognize and prepare constants suitable for
11241 (neon_immediate_valid_for_move): New function. Recognize and prepare
11242 immediates for NEON move instructions.
11243 (neon_immediate_valid_for_logic): New function. Recognize and
11244 prepare immediates for NEON logic instructions.
11245 (neon_output_logic_immediate): New function. Create asm string
11246 suitable for outputting immediate logic instructions.
11247 (neon_pairwise_reduce): New function. Implement reduction using
11248 pairwise operations.
11249 (neon_expand_vector_init): New function. Expand a (possibly
11250 non-constant) vector initialization.
11251 (neon_vector_mem_operand): New function. Memory operands supported
11252 for quad-word loads/stores to/from ARM or NEON registers. Don't
11253 allow base+offset addressing for core regs.
11254 (neon_struct_mem_operand): New function. Valid mems for NEON
11256 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11257 from neon_vector_mem_operand addresses without a secondary register.
11258 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11259 (add_minipool_backward_ref): Likewise.
11260 (dump_minipool): Likewise.
11261 (push_minipool_fix): Likewise.
11262 (output_move_quad): New function. Output quad-word moves, loads and
11263 stores using ARM registers.
11264 (output_move_vfp): Add support for vectors in VFP (NEON) D
11266 (output_move_neon): Output a NEON load/store to/from a quadword
11268 (arm_print_operand): Implement new codes:
11269 - 'c' for unadorned integers (without a # sign).
11270 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11272 - 'e', 'f' for the low and high D parts of a NEON Q register.
11273 - 'q' outputs a NEON Q register.
11274 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11275 - 'T' prints NEON opcode features from a coded bitmask.
11276 - 'F' is similar to T, but signed/unsigned codes both print as
11278 - 't' is similar to T, but 'u' is printed instead of 'p'.
11279 - 'O' prints 'r' if NEON instruction should perform rounding (as
11280 specified by bitmask), else prints nothing.
11281 - '#' is a punctuation character to stop operand numbers from
11282 running together with following digits in the assembler
11283 strings for instructions (when using mode attributes).
11284 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11285 constant vectors in big-endian mode, where necessary.
11286 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11287 Handle EI, OI, CI, XI modes.
11288 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11289 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11290 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11291 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11292 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11294 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11295 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11296 to turn v8qi, etc. into bits defined above.
11297 (neon_itype): New enumeration. Classifications of NEON builtins.
11298 (neon_builtin_datum): Define struct. Contains information about
11299 a single builtin (with multiple modes).
11300 (CF): Define helper macro for...
11301 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11303 (neon_builtin_data): New array. Define information about builtins
11304 for use during initialization/expansion.
11305 (arm_init_neon_builtins): New function.
11306 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11308 (neon_builtin_compare): New function.
11309 (locate_neon_builtin_icode): New function. Find an insn code for a
11310 builtin given a function code for that builtin. Also return type of
11311 builtin (NEON_BINOP, NEON_UNOP etc.).
11312 (builtin_arg): New enumeration. Types of arguments for builtins.
11313 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11314 Takes a variable argument list of builtin_arg types, terminated by
11316 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11317 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11318 (neon_emit_pair_result_insn): New function. Support returning pairs
11319 of vectors via a pointer.
11320 (neon_disambiguate_copy): New function. Set up operands for a
11321 multi-word copy such that registers do not get clobbered.
11322 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11323 ARM_BUILTIN_NEON_BASE.
11324 (arm_file_start): Set float-abi attribute for NEON.
11325 (arm_vector_mode_supported_p): Enable NEON vector modes.
11326 (arm_mangle_map_entry): New.
11327 (arm_mangle_map): New.
11328 (arm_mangle_vector_type): New.
11329 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11331 (TARGET_NEON): New macro. Target supports NEON.
11332 (fputype): Add FPUTYPE_NEON.
11333 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11334 for vectorization based on command-line arg.
11335 (NEON_REGNO_OK_FOR_NREGS): Define.
11336 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11337 (VALID_NEON_STRUCT_MODE): Define.
11338 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11339 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11340 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11341 (consttable_16): Add pattern for outputting 16-byte minipool
11343 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11345 (vec-common.md, neon.md): Include md files.
11346 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11347 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11348 (memory_constraint "Ut", "Un", "Us"): Define.
11349 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11350 (MMX_char): New mode attribute.
11351 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11352 (*add<mode>3_iwmmxt): New insn pattern.
11353 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11354 (*sub<mode>3_iwmmxt): New insn pattern.
11355 (mulv4hi3): Rename to...
11356 (*mulv4hi3_iwmmxt): This.
11357 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11358 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11359 (uminv4hi3, uminv2si3): Remove. Replace with...
11360 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11361 (*umin<mode>3_iwmmxt): These.
11362 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11363 (ashr<mode>3_iwmmxt): This new pattern.
11364 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11365 (lshr<mode>3_iwmmxt): This new pattern.
11366 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11367 (ashl<mode>3_iwmmxt): This new pattern.
11368 * config/arm/neon-docgen.ml: New file. Generate documentation for
11370 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11371 * config/arm/arm_neon.h: New (autogenerated).
11372 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11374 * config/arm/neon.md: New file. Define NEON instructions.
11375 * config/arm/neon.ml: New file. Abstract description of NEON
11376 instructions, used to generate arm_neon.h header, documentation and
11378 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11379 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11381 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11383 (ARM NEON Intrinsics): New subsection.
11384 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11386 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11388 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11391 2007-07-24 Jan Hubicka <jh@suse.cz>
11393 * regclass.c (move_table): New type.
11394 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11395 (init_move_cost): Break out from ...
11396 (init_reg_sets_1): ... here; simplify computation of
11397 have_regs-of_mode and contains_reg_of_mode.
11398 (record_reg_classes): Unswitch internal loops.
11399 (copy_cost): Trigger lazy initialization of move cost
11400 (record_address_regs): Likewise.
11402 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11404 * config/darwin.c (darwin_override_options): Don't force on
11405 flag_var_tracking_uninit when no debug info is requested.
11407 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11409 * cfgloop.c (init_loops_structure): New function.
11410 (flow_loops_find): Create root of the loop tree unconditionally.
11412 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11414 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11416 2007-07-24 Jan Hubicka <jh@suse.cz>
11418 * caller-save.c: Include ggc.h, gt-caller-save.h
11419 (reg_save_code, reg_restore_code): Rename to ...
11420 (cached_reg_save_code, cached_reg_restore_code): ... those.
11421 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11422 (reg_save_code, reg_restore_code): New functions.
11423 (init_caller_save): Do not intialize
11424 reg_save_code/reg_restore_code tables.
11425 * Makefile.in: (gt-caller-save.h): New.
11427 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11429 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11430 with the mode of the original operand instead of
11433 2007-07-23 Jan Hubicka <jH@suse.cz>
11435 * i386.c (ix86_secondary_memory_needed): Break out to...
11436 (inline_secondary_memory_needed): ... here.
11437 (ix86_memory_move_cost): Break out to ...
11438 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11439 maximum of input and output; fix handling of Q_REGS on 64bit.
11440 (ix86_secondary_memory_needed): Microoptimize.
11442 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11444 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11445 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11446 stmts_from_loop, known_dependences_p, build_rdg): New.
11447 * tree-data-ref.h: Depends on graphds.h.
11448 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11449 (build_rdg): Declared.
11450 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11452 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11454 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11457 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11458 Jakub Jelinek <jakub@redhat.com>
11460 PR middle-end/PR28690
11461 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11463 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11464 and MEM_POINTER operands over REG and MEM operands.
11465 (swap_commutative_operands_p): Change return value to bool.
11466 * rtl.h: Update the corresponding prototype.
11467 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11468 instead of gen_rtx_PLUS.
11469 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11470 value to bool. Change function arguments to rtx's and update code
11472 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11473 calls to match the new declaration.
11474 * simplify-rtx.c (simplify_associative_operation): Don't
11475 reorder simplify_binary_operation arguments.
11477 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11479 * config/mips/mips.c (override_options): Use mips_costs to derive
11480 the default branch cost.
11481 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11483 * config/mips/mips.opt (mbranch-cost=): New option.
11484 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11486 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11488 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11489 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11490 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11491 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11493 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11495 * config/mips/constraints.md (ks): New constraint.
11496 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11497 (*add<mode>3_mips16): ...here.
11499 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11501 * optabs.h (enum optab_index): Add new OTI_signbit.
11502 (signbit_optab): Define corresponding macro.
11503 (enum insn_code signbit_optab[]): Remove array.
11504 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11505 (expand_copysign_absneg): If back end provides signbit insn, use it
11506 instead of bit operations on floating point argument.
11507 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11508 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11509 for availability of signbit insn.
11511 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11512 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11513 SSE mode is not active.
11514 (isinf<mode>2): Disable for mfpmath=sse,387.
11516 2007-07-22 Ben Elliston <bje@au.ibm.com>
11518 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11520 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11522 2007-07-20 Richard Guenther <rguenther@suse.de>
11524 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11525 integral typed condition.
11526 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11527 booleanness. Only preserve conversions from a non-base
11528 type to a base type, not in general between types with
11529 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11530 * tree.def (COND_EXPR): Document that the condition
11531 can be of any integral type.
11533 2007-07-20 Nigel Stephens <nigel@mips.com>
11534 Richard Sandiford <richard@codesourcery.com>
11536 * config/mips/mips.h (mips_dwarf_regno): Declare.
11537 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11538 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11539 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11540 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11541 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11542 (REG_CLASS_NAMES): Update accordingly.
11543 * config/mips/mips.c (mips_dwarf_regno): New array.
11544 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11545 (mips_subword): Remove special handling for accumulator registers.
11546 (override_options): Initiailize mips_dwarf_regno. Remove use
11548 (mips_swap_registers): New function.
11549 (mips_conditional_register_usage): Swap accumulator registers
11550 around if TARGET_LITTLE_ENDIAN.
11551 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11552 * config/mips/constraints.md (h, l): Use the endianness to choose
11553 between MD0_REG and MD1_REG.
11554 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11555 alternative-dependent template.
11557 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11559 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11562 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11564 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11565 predecessor fallthru flags.
11567 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11569 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11570 of compare to the same type.
11571 * cfgloopmanip.c (add_loop): Update information about loop exits.
11572 (loop_version): Remove the innermost loop requirement.
11573 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11574 to sizetype for pointers.
11576 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11578 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11579 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11580 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11582 * config/dfp-bit.c: Empty for TFmode conversions.
11584 2007-07-18 Caroline Tice <ctice@apple.com>
11586 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11587 and handle them correctly; check that src is not NULL before
11589 (find_src_set_src): Likewise.
11591 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11593 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11594 (struct alignment_context, init_alignment_context): New.
11595 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11596 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11597 (XCHAL_HAVE_S32C1I): Likewise.
11598 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11599 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11600 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11601 (ATOMIC, HQI): New macros.
11602 (memory_barrier, *memory_barrier): New.
11603 (sync_lock_releasesi): New.
11604 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11605 (sync_lock_test_and_set<mode>): New.
11606 (sync_<atomic><mode>): New.
11607 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11608 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11609 (xtensa_expand_atomic): New.
11611 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11615 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11616 transformation for builtin ISNORMAL.
11617 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11618 * builtins.def (BUILT_IN_ISNORMAL): New.
11619 * doc/extend.texi: Document isnormal.
11621 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11625 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11626 optabs infrastructure. Provide generic implementation for
11628 (expand_builtin): Handle FINITE/ISFINITE.
11629 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11630 (fold_builtin_1): Likewise.
11632 * builtins.def (BUILT_IN_ISFINITE): New.
11634 * doc/extend.texi: Document isfinite.
11636 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11639 PR middle-end/20558
11641 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11642 generic fallback for isinf.
11643 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11644 calculation code ...
11645 * real.c (get_max_float): ... to here.
11646 * real.h (get_max_float): New.
11648 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11650 PR middle-end/32668
11652 * builtin-attrs.def (ATTR_TYPEGENERIC,
11653 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11655 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11656 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11657 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11658 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11660 * c-common.c (handle_type_generic_attribute): New.
11661 (c_common_attribute_table): Add "type generic".
11663 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11665 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11667 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11668 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11671 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11674 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11675 checking that the operand is an expression.
11677 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11678 Danny Smith <dannysmith@users.sourceforge.net>
11681 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11682 file mapping object in local namespace if Windows version later
11685 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11687 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11688 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11689 arm_cannot_force_const_mem.
11690 (arm_cannot_force_const_mem): New function.
11691 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11692 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11693 of arm_tls_referenced_p.
11694 * config/arm/arm.md (movsi): Split out-of-section constants when
11695 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11696 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11698 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11700 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11702 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11704 * config/mips/mips.md (*extendqihi2): Convert the destination
11707 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11709 * config/pa/fptr.c: Update license header.
11710 * config/pa/milli64.S: Likewise.
11712 2007-07-17 Nick Clifton <nickc@redhat.com>
11714 * COPYING_v3: New file. Contains version 3 of the GNU General
11716 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11717 Lesser General Public License.
11718 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11719 the GNU General Public License.
11721 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11723 PR rtl-optimization/32773
11724 * cfglayout.c (force_one_exit_fallthru): New function.
11725 (cfg_layout_finalize): Use it.
11727 2007-07-16 Richard Guenther <rguenther@suse.de>
11728 Uros Bizjak <ubizjak@gmail.com>
11730 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11731 before forcing it to gimple operand.
11733 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11734 David Ung <davidu@mips.com>
11736 * config/mips/mips.h (TUNE_24K): Define.
11737 (TUNE_MACC_CHAINS): Add TUNE_24K.
11738 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11740 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11741 (r74k_int_madd): .. this new reservation.
11742 (define_bypass): Fixed bypasses for r74k_int_madd to use
11743 mips_linked_madd_p.
11744 * config/mips/24k.md (define_bypass): Define new
11745 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11747 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11748 Nigel Stephens <nigel@mips.com>
11750 * config/mips/mips.md: Include 20kc.md.
11751 * config/mips/20kc.md: New file.
11752 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11753 (mips_adjust_cost): Tweak for 20Kc.
11754 (mips_issue_rate): Likewise.
11755 * config/mips/mips.h (TUNE_20KC): Define.
11757 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11759 * config/rs6000/rs6000.c (struct processor_cost): Add
11760 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11762 (*_cost): Add cache information.
11763 (rs6000_override_options): Set cache parameters.
11765 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11768 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11769 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11771 2007-07-16 Paul Brook <paul@codesourcery.com>
11774 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11775 (cirrus_thumb2_movsi_insn): Ditto.
11777 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11779 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11780 CR2_REGNO to R_CR2.
11782 2007-07-15 Andrew Haley <aph@redhat.com>
11784 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11785 before looking in the context.
11787 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11789 PR middle-end/32398
11790 PR middle-end/32769
11791 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11792 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11793 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11794 (pa_output_function_prologue): Use rp_saved and
11795 current_function_is_leaf to generate .CALLINFO statement.
11796 (hppa_expand_prologue): Set rp_saved.
11797 (hppa_expand_epilogue): Use rp_saved.
11798 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11799 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11801 2007-07-14 Dirk Mueller <dmueller@suse.de>
11803 * omega.c (coalesce): Fix memory leak on early exit.
11804 * matrix-reorg.c (check_allocation_function): Likewise.
11805 * tree-vect-transform.c (vect_get_new_vect_var): free result
11807 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11808 pass pointer to edge vector
11809 (partition_hot_cold_basic_blocks): Fix memory leak.
11810 * collect2.c (prefix_from_string): Free temporary storage.
11811 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11813 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11815 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11816 (DO_GLOBAL_DTORS_BODY): Likewise.
11818 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11819 Nigel Stephens <nigel@mips.com>
11821 * config/mips/mips.c (mips_classify_symbol): Don't return
11822 SYMBOL_SMALL_DATA for constant pool addresses if
11823 TARGET_EMBEDDED_DATA is true.
11825 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11827 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11828 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11829 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11830 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11831 __builtin_ia32_storehps, __builtin_ia32_storelps,
11832 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11833 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11834 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11835 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11836 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11837 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11838 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11839 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11840 using def_builtin_const.
11842 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11844 PR tree-optimization/32705
11845 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11846 (simplify_binary_expression): Use SSA_VAL consistently.
11848 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11850 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11851 (SPEFSCR_REGNO): Delete definition.
11852 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11853 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11854 * config/rs6000/rs6000.h: Do not define *_REGNO.
11855 LINK_REGISTER_REGNUM -> LR_REGNO.
11856 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11857 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11858 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11859 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11860 R_VRSAVE, R_VSCR. Use them.
11861 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11862 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11863 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11864 * config/rs6000/aix.h: Define R_LR. Use it.
11866 2007-07-13 Caroline Tice <ctice@apple.com>
11868 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11869 flag_var_tracking is explicitly turned off (i.e. when variable
11870 tracking is not feasible); otherwise, turn flag_var_tracking on when
11871 flag_var_tracking_uninit is on.
11872 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11873 note definitions, to allow recording of initialization status in the
11875 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11876 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11877 determine if two note locations are equal.
11878 (output_loc_list): Don't output list entries whose start & end labels
11880 (reg_loc_descriptor): Add parameter for initialization status; pass it
11881 to other loc descriptor functions.
11882 (one_reg_loc_descriptor): Add parameter for initialization status;
11883 check its value and add DW_OP_GNU_uninit to returned loc descr if
11885 (multiple_reg_loc_descriptor): Add parameter for initialization
11887 pass init status argument to other loc descriptor functions; check
11888 value of intialization parameter and add DW_OP_GNU_uninit to returned
11889 loc descr if appropriate.
11890 (based_loc_descr): Add parameter for initialization status; add new
11891 variable for return value; check value of initialization parameter and
11892 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11893 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11894 pass init status argument to other loc descriptor functions; check
11895 value of intialization parameter and add DW_OP_GNU_uninit to returned
11896 loc descr if appropriate.
11897 (mem_loc_descriptor): Likewise.
11898 (concat_loc_descriptor): Likewise.
11899 (concatn_loc_descriptor): Likewise.
11900 (loc_descriptor): Add parameter for initialization status; pass it as
11901 argument to other loc descriptor function calls.
11902 (loc_descriptor_from_tree_1): Add appropriate initialization status
11903 to loc descriptor function calls.
11904 (add_location_or_const_value_attribute): Get initialization status
11905 from VAR_LOCATION note; add initialization status to loc descriptor
11907 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11908 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11909 status is uninitialized, add "[uninint]" to output.
11910 * common.opt (fvar-tracking-uninit): New option, similar to
11911 fvar-tracking, to turn on tracking of uninitialized variables; creates
11912 a new global flag, flag_var_tracking_uninit.
11913 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11914 (enum var_init_status): New type, for var initialization status field.
11915 * var-tracking.c (struct location_chain_def): Two new fields, init,
11916 for initialization status, and set_src for the assignment value expr.
11917 (unshare_variable): New parameter for initialization status;
11918 initialize new init and set_src fields.
11919 (var_reg_set): New parameters for initialization status and value;
11920 pass them to set_variable_part.
11921 (var_mem_set): Likewise.
11922 (get_init_value): New function.
11923 (var_reg_delete_and_set): New initialization status & value
11924 parameters; add call to get_init_value if status is unknown; pass new
11925 parameters to clobber_variable_part and var_reg_set.
11926 (var_mem_delete_and_set): Likewise.
11927 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11928 (var_mem_delete): Likewise.
11929 (variable_union): Pass status to unshare_variable; initialize new init
11930 and set_src fields. If flag_var_tracking_uninit is not set, force
11931 status to initialized.
11932 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11933 used later to get the set_src value.
11934 (find_src_status): New function.
11935 (find_src_set_src): New function.
11936 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11937 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11938 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11939 and var_mem_delete_and_set.
11940 (dump_variable): Print out "[uninit]" if appropriate.
11941 (set_variable_part): Add new initialization and set_src parameters;
11942 pass status to unshare_variable; set node->init and node- >set_src
11943 fields and modify slot in hash table appropriately; save the init and
11944 set_src values if appropriate and assign to the new node.
11945 (clobber_variable_part): New set_src parameter; if two nodes have
11946 same variable and same location but different set_src (assignment)
11947 values, clobber old node.
11948 (delete_variable_part): Pass init status to unshare_variable.
11949 (emit_note_insn_var_location): Add initialized var; assign var's init
11950 status to new 'initialized'; pass new init status field to calls to
11951 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11952 status to initialized.
11953 (emit_notes_in_bb): Pass initialization status to calls to
11954 var_reg_set, var_mem_set, var_reg_delete_and_set and
11955 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11956 var_reg_delete_and_set and var_mem_delete_and_set; call
11957 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11958 make up for change in add_stores.
11959 (vt_add_function_parameters): Add status to calls to
11961 * config/darwin.c (darwin_override_options): Turn on uninitialized
11962 tracking automatically, if var_tracking is on and the system is
11965 2007-07-13 Sa Liu <saliu@de.ibm.com>
11967 * config.gcc: Add options for arch and tune on SPU.
11968 * config/spu/predicates.md: Add constant operands 0 and 1.
11969 * config/spu/spu-builtins.def: Add builtins for double precision
11970 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11971 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11973 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11975 * config/spu/spu-protos.h: Add new function prototypes.
11976 * config/spu/spu.c (spu_override_options): Check options -march and
11978 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11979 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11981 (spu_const_from_int): New. Create a vector constant from 4 ints.
11982 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11983 (spu_emit_vector_compare): New. Emit vector compare.
11984 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11985 * config/spu/spu.h: Add options -march and -mtune. Define processor
11986 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11987 CANONICALIZE_COMPARISON.
11988 * config/spu/spu.md: Add new insns for double precision compare
11989 and double precision vector compare. Add vcond and smax/smin patterns
11990 to enable DFmode vector conditional expression.
11991 * config/spu/spu.opt: Add options -march and -mtune.
11992 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11993 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11994 both CELL and CELLEDP targets: spu_testsv.
11995 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11998 2007-07-13 Richard Guenther <rguenther@suse.de>
12000 PR tree-optimization/32721
12001 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12002 TREE_THIS_VOLATILE on the folded reference.
12003 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12004 if the array reference has TREE_THIS_VOLATILE set.
12006 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12009 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12011 2007-07-13 Andreas Schwab <schwab@suse.de>
12013 * gengtype-lex.l: Allow declarations to be indented.
12015 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12017 * ginclude/tgmath.h: New.
12018 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12019 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12020 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12021 * configure: Regenerate.
12023 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12025 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12026 correct index when setting register save state for xd
12029 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12031 * config/sh/sh.c (mark_use): Remove.
12033 2007-07-12 Paul Brook <paul@codesourcery.com>
12035 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12036 reg does not overlap return value.
12038 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12040 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12041 (set_expression_vuses): Ditto.
12042 (init_pre): Initialize expression_vuses.
12044 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12046 * config/i386/sse.md (storentdf, storentsf): New.
12048 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12050 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12052 * tree.c (build_decl_stat): Move code from here...
12053 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12054 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12055 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12056 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12057 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12060 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12061 Devang Patel <dpatel@apple.com>
12063 PR tree-optimization/25413
12064 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12065 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12066 * tree.h (contains_packed_reference): New.
12067 * expr.c (contains_packed_reference): New.
12068 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12069 (vect_enhance_data_refs_alignment): Call
12070 vector_alignment_reachable_p.
12071 * target.h (vector_alignment_reachable): New builtin.
12072 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12073 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12074 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12076 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12078 * target.h (builtin_vectorization_cost): Add new target builtin.
12079 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12080 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12081 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12082 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12083 uninitialized variables.
12084 * tree-vect-transform.c (cost_for_stmt): New function.
12085 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12086 using cost 1 for all scalar stmts. Be less conservative when
12087 estimating the number of prologue/epulogue iterations. Call
12088 targetm.vectorize.builtin_vectorization_cost. Return
12089 min_profitable_iters-1.
12090 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12091 initialization cost instead of TARG_VEC_STMT_COST. Use
12092 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12093 epilogue code. Fix epilogue cost computation.
12094 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12095 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12096 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12097 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12098 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12099 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12101 2007-07-12 Richard Guenther <rguenther@suse.de>
12103 * gimplify.c (gimplify_conversion): Make sure that the result
12104 from maybe_fold_offset_to_reference is trivially convertible
12105 to the desired type before doing the simplification.
12106 (gimplify_expr): Likewise.
12107 * fold-const.c (fold_binary): Use the correct types for
12108 building the simplified expression.
12110 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12112 PR rtl-optimization/32729
12113 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12114 that fallthru to exit.
12116 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12118 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12119 (symDTPOFF2reg): Likewise.
12121 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12123 PR tree-optimization/32663
12125 * tree.h (VALUE_HANDLE_VUSES): Remove.
12126 (struct tree_value_handle): Remove vuses.
12128 * tree-vn.c (create_value_handle_for_expr): Don't set
12129 VALUE_HANDLE_VUSES.
12131 * tree-ssa-pre.c (expression_vuses): New.
12132 (alloc_expression_id): Set up expression_vuses.
12133 (get_expression_vuses): New.
12134 (set_expression_vuses): Ditto.
12135 (clear_expression_ids): Modify for expression_vuses.
12136 (phi_translate_1): Ditto.
12137 (phi_translate_set): Ditto.
12138 (value_dies_in_block_x): Ditto
12139 (valid_in_sets): Ditto.
12140 (add_to_sets): Ditto.
12141 (find_existing_value_expr): Ditto.
12142 (create_value_handle_for_expr): Ditto.
12143 (make_values_for_stmt): Ditto.
12144 (vuse_equiv): Remove.
12146 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12148 * Makefile.in (mostlyclean): Remove object files.
12150 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12152 * toplev.c (no_new_pseudos): Deleted.
12153 * rtl.h (no_new_pseudos): Deleted.
12154 * tree-pass.h (pass_no_new_pseudos): Deleted.
12155 * passes.c (pass_no_new_pseudos): Deleted.
12156 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12157 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12158 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12160 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12161 * rtlhooks.c (gen_lowpart_general): Ditto.
12162 * optabs.c (prepare_operand): Ditto.
12163 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12165 * modulo-sched.c (rest_of_handle_sms): Ditto.
12166 * see.c (rest_of_handle_see): Ditto.
12167 * ifcvt.c (if_convert): Ditto.
12168 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12170 * init-regs.c (gate_initialize_regs): Deleted set of
12172 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12173 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12174 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12176 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12179 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12180 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12181 (*vec_extractv2di_1_rex64): New insn pattern.
12183 2007-07-11 David Daney <ddaney@avtrex.com>
12185 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12186 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12187 for SIGNAL_UNWIND_RETURN_COLUMN.
12188 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12189 (DWARF_FRAME_REGNUM): Rewrite.
12190 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12192 2007-07-11 Nick Clifton <nickc@redhat.com>
12194 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12195 delta and use gen_int_mode in place of GET_INT instead.
12197 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12199 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12202 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12204 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12205 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12207 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12208 (USE_CANONICAL_TYPES): New.
12209 * doc/invoke.texi (verify-canonical-types): Remove.
12210 (use-canonical-types): Add.
12212 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12214 * config/spu/spu.c (spu_optimization_options): Remove setting of
12215 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12216 (spu_override_options): Move it here.
12218 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12220 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12221 * config/mips/mips.c (mips_cpu_info_table): Mention
12222 MIPS_ISA_LEVEL_SPEC in the comment.
12224 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12226 PR tree-optimization/32713
12227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12229 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12231 PR middle-end/30482
12232 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12233 conditional to flag_isoc99.
12234 (c_common_init_options): Do it here, unconditionally.
12236 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12238 PR tree-optimization/32589
12239 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12240 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12241 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12242 predicate, extracted from...
12243 (set_rhs): ...here. Call it for the expression on entry.
12244 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12245 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12246 (simplify_binary_expression): Use valid_gimple_expression_p
12247 to validate the simplification.
12248 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12250 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12252 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12253 DWARF2_DEBUG on 32 bit target too.
12254 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12256 2007-07-11 Nick Clifton <nickc@redhat.com>
12258 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12259 version for 64-bit hosts.
12261 2007-07-10 David Daney <ddaney@avtrex.com>
12263 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12265 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12267 * config/mips/mips.c (mips_expand_synci_loop): New function.
12268 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12269 (UNSPEC_RDHWR): Same.
12270 (UNSPEC_SYNCI): Same.
12271 (UNSPEC_SYNC): Same.
12272 (clear_cache): New expand.
12276 (clear_hazard): Same.
12277 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12279 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12280 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12282 2007-07-10 Ian Lance Taylor <iant@google.com>
12284 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12287 2007-07-10 David Daney <ddaney@avtrex.com>
12289 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12290 * builtins.c (expand_builtin___clear_cache): New function.
12291 (expand_builtin): Call expand_builtin___clear_cache for
12292 BUILT_IN_CLEAR_CACHE case.
12293 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12294 * doc/md.texi (clear_cache): Document new instruction pattern.
12295 * testsuite/gcc.dg/builtins-64.c: New test.
12297 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12299 * config/cris/cris.md ("movsi"): Fix typo in last change.
12301 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12304 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12306 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12307 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12308 for FUNCTION_DECLs. Don't use align_functions_log if
12310 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12311 even for FUNCTION_DECLs.
12312 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12314 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12315 (DECL_FUNCTION_CODE): Update for new location and name of
12317 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12318 (struct tree_decl_common): Move 'align' and 'off_align' out
12319 of union, ensure they're still on a 32-bit boundary. Remove
12320 other fields in union 'u1'.
12321 (struct tree_function_decl): Add field 'function_code' replacing
12322 'u1.f' in tree_decl_common.
12323 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12324 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12325 (Variable Attributes): Cross-reference 'aligned' attribute
12326 to Function Attributes.
12327 * flags.h (force_align_functions_log): Delete.
12328 * toplev.c (force_align_functions_log): Delete.
12330 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12333 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12334 (*vec_concatv2di_rex): New insn pattern.
12336 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12339 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12341 2007-07-10 Ian Lance Taylor <iant@google.com>
12343 Replace no_new_pseudos in backends.
12344 * rtl.h (can_create_pseudo_p): Define.
12345 * config/darwin.c (machopic_indirect_data_reference): Use
12346 can_create_pseudo_p () instead of no_new_pseudos.
12347 (machopic_indirect_data_reference): Likewise.
12348 (machopic_legitimize_pic_address): Likewise.
12349 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12350 (alpha_emit_set_const_1): Likewise.
12351 (alpha_emit_set_const): Likewise.
12352 (alpha_emit_conditional_move): Likewise.
12353 (alpha_split_conditional_move): Likewise.
12354 * config/alpha/alpha.md (various splitters): Likewise.
12356 * config/arm/arm.c (legitimize_pic_address): Likewise.
12357 (arm_load_pic_register): Likewise.
12358 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12359 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12360 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12361 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12362 * config/cris/cris.md (movsi): Likewise.
12363 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12364 (symGOTOFF2reg_hilo): Likewise.
12365 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12366 * config/h8300/h8300.md (insv, extzv): Likewise.
12367 * config/i386/i386.c (ix86_expand_move): Likewise.
12368 (ix86_expand_vector_move): Likewise.
12369 (ix86_prepare_fp_compare_args): Likewise.
12370 (ix86_expand_carry_flag_compare): Likewise.
12371 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12372 (tls_dynamic_gnu2_combine_32): Likewise.
12373 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12374 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12375 (ia64_expand_movxf_movrf): Likewise.
12376 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12377 (m32c_split_move): Likewise.
12378 (m32c_expand_insv): Likewise.
12379 * config/m68k/m68k.md (movsi): Likewise.
12380 * config/mips/mips.c (mips_force_temporary): Likewise.
12381 (mips_split_symbol): Likewise.
12382 (mips_move_integer): Likewise.
12383 (mips_legitimize_const_move): Likewise.
12384 * config/mn10300/mn10300.md (movsi): Likewise.
12385 * config/pa/pa.c (emit_move_sequence): Likewise.
12386 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12387 (rs6000_got_register): Likewise.
12388 (create_TOC_reference): Likewise.
12389 (rs6000_machopic_legitimize_pic_address): Likewise.
12390 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12391 (various splitters): Likewise.
12392 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12393 (movsi_got): Likewise.
12394 * config/s390/s390.c (emit_symbolic_move): Likewise.
12395 * config/s390/s390.md (movhi, movqi): Likewise.
12396 (load_multiple, store_multiple): Likewise.
12397 * config/score/score.c (score_force_temporary): Likewise.
12398 * config/sh/sh.c (prepare_move_operands): Likewise.
12399 (prepare_cbranch_operands): Likewise.
12400 (emit_fpu_switch): Likewise.
12401 (fpscr_set_from_mem): Likewise.
12402 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12403 (adddi3, subsi3): Likewise.
12404 (various splitters): Likewise.
12405 (divsi_inv_fp_combine): Likewise.
12406 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12407 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12409 * config/sh/predicates.md (xor_operand): Likewise.
12410 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12411 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12412 (movdi_pic_label_ref): Likewise.
12413 * config/spu/spu.c (spu_split_immediate): Likewise.
12414 * config/alpha/alpha.md (various splitters): Remove test
12415 !no_new_pseudos || reload_completed.
12416 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12418 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12419 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12420 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12421 * config/score/score.c (th_output_mi_thunk): Likewise.
12422 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12423 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12425 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12427 PR rtl-optimization/32664
12428 * mode-switching.c (create_pre_exit): Skip barrier insns.
12430 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12432 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12433 force_gimple_operand_bsi.
12434 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12435 rewrite_use_compare): Ditto.
12436 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12438 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12439 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12440 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12441 * tree-profile.c (prepare_instrumented_value,
12442 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12443 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12444 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12445 tree_gen_ior_profiler): Ditto.
12446 * tree-ssa-reassoc.c (negate_value): Ditto.
12447 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12448 Use force_gimple_operand_bsi.
12449 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12450 * tree-if-conv.c (add_to_dst_predicate_list,
12451 find_phi_replacement_condition): Ditto.
12452 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12453 Call mark_symbols_for_renaming for new statements.
12454 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12456 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12458 * cfghooks.c (remove_edge): New function.
12459 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12461 * cfghooks.h (remove_edge): Declare.
12462 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12463 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12465 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12467 * optabs.h: Added declaration for signbit_optab.
12468 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12469 * genoptinit.c (optabs): Added entry for signbit insns.
12470 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12471 insn, if available.
12472 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12473 * config/s390/s390.md (signbit<mode>2): New expander.
12475 2007-07-09 Richard Guenther <rguenther@suse.de>
12477 PR middle-end/32698
12478 * fold-const.c (fold_plusminus_mult_expr): Move constant
12479 arguments second to allow decomposing.
12481 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12484 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12486 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12487 Disregard DECL_FROM_INLINE.
12489 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12492 * doc/invoke.texi: Add ftree-reassoc flag.
12493 * common.opt (ftree-reassoc): New flag.
12494 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12495 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12497 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12499 PR tree-optimization/32681
12500 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12501 saved in second_edge->aux when first_bb is a loop header.
12503 2007-07-09 Jan HUbicka <jh@suse.cz>
12505 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12507 2007-07-09 Richard Guenther <rguenther@suse.de>
12509 * c-decl.c (start_function): Do not promote return type.
12511 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12513 * function.c (do_warn_unused_parameter): Do not warn if
12514 TREE_NO_WARNING is set.
12516 2007-07-08 Andreas Schwab <schwab@suse.de>
12518 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12520 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12523 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12525 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12526 apply to assembly language, too.
12527 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12529 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12531 Revert (note the sccvn portions are *not* reverted)
12532 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12534 Fix PR tree-optimization/23488
12536 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12538 * tree-flow-inline.h (get_value_handle): Ditto.
12539 * tree-ssa-pre.c (decl_vh_map): New.
12540 (decl_node_pool): New.
12541 (can_value_number_operation): Support DECL_P.
12542 (can_PRE_operation): Ditto.
12543 (create_expression_by_pieces): Ditto.
12544 (find_existing_value_expr): Modify to differnetiate between
12545 addressing and top level.
12546 (create_value_handle_for_expr): Handle DECL's.
12547 (poolify_tree): Ditto.
12548 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12549 (make_values_for_stmt): Handle DECL's properly.
12550 (init_pre): Reorg to not init useless things during FRE.
12552 * tree-flow.h: Include pointer-set.h.
12553 (decl_vh_map): Declare.
12554 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12556 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12558 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12559 the constraint description.
12560 * doc/md.texi: Update documentation of AVR constraints.
12562 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12564 * auto-inc-dec.c, config/arm/arm.c,
12565 config/m32r/constraints.md, config/mips/mips.md,
12566 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12567 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12568 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12569 typos. Follow spelling conventions.
12570 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12572 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12573 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12575 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12576 realloc_vuse): Remove.
12577 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12580 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12582 Fix PR tree-optimization/23488
12584 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12585 (try_to_simplify): Ditto.
12586 (visit_use): Ditto.
12587 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12589 * tree-flow-inline.h (get_value_handle): Ditto.
12590 * tree-ssa-pre.c (decl_vh_map): New.
12591 (decl_node_pool): New.
12592 (can_value_number_operation): Support DECL_P.
12593 (can_PRE_operation): Ditto.
12594 (create_expression_by_pieces): Ditto.
12595 (find_existing_value_expr): Modify to differnetiate between
12596 addressing and top level.
12597 (create_value_handle_for_expr): Handle DECL's.
12598 (poolify_tree): Ditto.
12599 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12600 (make_values_for_stmt): Handle DECL's properly.
12601 (init_pre): Reorg to not init useless things during FRE.
12603 * tree-flow.h: Include pointer-set.h.
12604 (decl_vh_map): Declare.
12605 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12607 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12609 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12610 apply to assembly language, too.
12611 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12613 2007-07-06 Ian Lance Taylor <iant@google.com>
12614 Zack Weinberg <zackw@panix.com>
12616 PR middle-end/32441
12617 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12619 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12621 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12622 (prefetch): Likewise if "pref" would be used.
12624 2007-07-06 Josh Conner <jconner@apple.com>
12626 PR middle-end/32602
12627 PR middle-end/32603
12628 * calls.c (store_one_arg): Handle arguments which are partially
12629 on the stack when detecting argument overlap.
12631 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12633 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12634 chosen during find_reloads.
12636 2007-07-06 Richard Guenther <rguenther@suse.de>
12638 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12639 TYPE_ARG_TYPES for verification of argument types. Use
12640 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12641 parameters as variable arguments.
12643 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12645 * libgcc2.h (word_type): Type definition removed.
12646 (cmp_return_type, shift_count_type): Type definitions added.
12647 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12648 replaced with shift_count_type.
12649 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12651 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12652 changed from word_type to Wtype.
12653 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12654 replaced with shift_count_type.
12655 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12657 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12658 and libgcc_shift_count attribute added.
12659 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12660 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12661 (TARGET_INITIALIZER): New target hooks added.
12662 * targhooks.c (default_libgcc_cmp_return_mode,
12663 default_libgcc_shift_count_mode): Default implementations for the new
12664 target hooks added.
12665 * targhooks.h (default_libgcc_cmp_return_mode,
12666 default_libgcc_shift_count_mode): Function prototypes added.
12667 * target.h (struct gcc_target): Fields for the new target hooks added.
12668 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12670 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12673 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12674 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12676 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12677 s390_libgcc_shift_count_mode): Functions added.
12678 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12679 Target hooks defined.
12681 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12683 * config/mips/mips.c (compute_frame_size): Restore the original
12684 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12685 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12686 Document why the difference is needed.
12688 2007-07-06 Richard Guenther <rguenther@suse.de>
12690 * c-common.c (boolean_increment): Use correctly typed
12693 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12695 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12696 the topmost argument register is not also included in the save mask.
12697 (mips16e_collect_argument_save_p): Take a pointer to the argument
12698 register, rather than a pointer to the number of arguments.
12699 (mips16e_collect_argument_saves): Only include argument saves
12700 that aren't in the register mask.
12702 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12704 PR rtl-optimization/32450
12705 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12706 to ensure that instructions are not moved into the prologue when
12707 profiling is on. Remove unused prologue_end variable.
12708 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12709 as a scheduling barrier.
12711 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12714 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12715 Disregard DECL_FROM_INLINE.
12717 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12719 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12720 IORing with a constant.
12722 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12724 PR rtl-optimization/32475
12725 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12726 for every definition of the stack pointer.
12728 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12730 * arm.c (vfp3_const_double_index): Copy signed results of
12731 REAL_VALUE_TO_INT into unsigned vars.
12733 2007-07-05 Richard Guenther <rguenther@suse.de>
12735 PR middle-end/32639
12736 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12738 * tree-ssa.c (useless_type_conversion_p): Check canonical
12741 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12743 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12744 zero_extendhisi2): Change to define_insn_and_split.
12745 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12747 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12749 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12750 pass_match_asm_constraints): New.
12751 * passes.c (init_optimization_passes): Add new pass.
12752 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12753 * function.h (struct function): Add has_asm_statement bit.
12754 (current_function_has_asm_statement): New.
12755 * tree-pass.h (pass_match_asm_constraints): New.
12757 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12759 * config/mips/mips.c (mips_file_start): Avoid declaration
12762 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12764 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12766 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12768 * rtl.def (NOTE): Change print format string to print
12769 operand 5 as a note insn name.
12771 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12772 David Ung <davidu@mips.com>
12774 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12775 * doc/invoke.texi: (MIPS Options): Document them.
12777 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12778 David Ung <davidu@mips.com>
12780 Add support for SmartMIPS ASE.
12782 * optabs.c (expand_binop_directly): New, broken out from...
12783 (expand_binop): Here. Make it try rotating in the other
12784 direction even when the second operand isn't constant.
12785 * config/mips/mips.md (*lwxs): New.
12786 * config/mips/mips.opt (msmartmips): New.
12787 * config/mips/mips.c (mips_lwxs_address_p): New.
12788 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12789 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12790 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12791 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12792 (ISA_HAS_LWXS): New.
12793 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12794 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12795 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12796 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12797 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12798 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12799 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12801 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12803 * tree-vectorizer.c (new_loop_vec_info): Initialize
12804 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12805 * tree-vectorizer.h (_loop_vec_info): Added new filed
12806 min_profitable_iters.
12807 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12808 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12809 * tree-vect-analyze.c (vect_analyze_operations): Set
12810 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12811 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12812 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12813 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12814 and prologue cost to after they are computed.
12815 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12816 TARG_VEC_STMT_COST.
12817 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12818 of creating vectors from scalars according to dt.
12819 (vect_model_store_cost): Likewise.
12820 (vectorizable_call): Use dt array instead of scalar dt. Call
12821 vect_model_simple_cost with additional argument dt.
12822 (vectorizable_assignment): Likewise.
12823 (vectorizable_operation): Likewise.
12824 (vectorizable_type_demotion): Likewise.
12825 (vectorizable_type_promotion): Likewise.
12826 (vectorizable_store): Use dt array instead of scalar dt. Call
12827 vect_model_store_cost with additional argument dt.
12828 (vect_do_peeling_for_loop_bound): Don't call
12829 vect_estimate_min_profitable_iters. Instead, lookup
12830 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12831 "may not be profitable".
12833 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12836 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12837 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12838 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12839 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12841 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12843 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12844 addressing modes cheaper.
12846 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12848 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12849 (dw_ranges_struct): Rename block_num to num. Adjust.
12850 (dw_ranges_by_label_struct): New.
12851 (ranges_by_label, ranges_by_label_allocated,
12852 ranges_by_label_in_use): New variables.
12853 (add_ranges_num): Factored most of the code out of...
12854 (add_ranges): ... this one. Rewrite in terms of the former.
12855 (add_ranges_by_labels): New.
12856 (output_ranges): Output by-label ranges.
12857 (dwarf2out_finish): Output range for multiple-section
12858 compile_unit. Output standard DW_AT_low_pc in addition to
12859 unexpected DW_AT_entry_pc.
12861 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12863 PR tree-optimization/32604
12864 PR tree-optimization/32606
12866 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12867 (compute_antic_safe): Removed.
12868 (ANTIC_SAFE_LOADS): Ditto.
12869 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12870 (execute_pre): Don't call compute_antic_safe.
12871 (vuse_equiv): New function.
12872 (make_values_for_stmt): Use it
12873 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12876 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12879 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12880 rather than a decl.
12881 (avr_attribute_table): Make "naked" attribute apply to function types
12882 rather than to decls.
12883 (avr_handle_fntype_attribute): New function.
12885 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12887 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12890 2007-07-04 David Ung <davidu@mips.com>
12891 Joseph Myers <joseph@codesourcery.com>
12893 * config/mips/mips.md (type): Add logical, signext and move.
12894 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12895 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12896 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12897 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12898 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12899 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12900 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12901 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12902 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12903 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12904 movv2sf_hardfloat_64bit): Use the new types.
12905 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12906 *movdf_softfloat, *movdf_mips16): Use "multi".
12907 (extendqihi2): Replace with a define_expand.
12908 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12909 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12910 * config/mips/74k.md (r74k_int_logical): New reservation and
12912 (r74k_int_arith): Remove "slt".
12913 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12914 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12915 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12916 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12917 reservations for "arith".
12919 2007-07-04 Richard Guenther <rguenther@suse.de>
12921 * tree-ssa.c (useless_type_conversion_p): Add handling for
12922 scalar float and vector types. Only call the types_compatible_p
12923 langhook for aggregate types as last resort. Follow the
12926 2007-07-04 Richard Guenther <rguenther@suse.de>
12928 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12929 the same as NOP_EXPR.
12931 2007-07-04 Nick Clifton <nickc@redhat.com>
12933 * target.h (struct gcc_target): Add target_help field.
12934 * target-def.h (TARGET_HELP): New.
12935 (TARGET_INITIALIZER): Use TARGET_HELP.
12936 * opts.c (command_handle_option): Invoke target_help function, if
12937 defined, when the user has specified --target-help on the command
12939 * doc/invoke.texi: Mention that --target-help might print
12940 additional information.
12941 * doc/tm.texi: Document TARGET_HELP hook.
12943 * arm.c (TARGET_HELP): Override default definition.
12944 (arm_target_help): New - display a wrapped list of cores and
12945 architectures supported.
12947 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12949 * config/v850/v850.c (expand_prologue): Make sure
12950 GEN_INT() argument is sign extended rather than zero extended.
12951 (expand_epilogue): Likewise.
12952 (output_move_double): Delete.
12953 * config/v850/v850-protos.h (output_move_double): Delete.
12954 * config/v850/v850.md (movdi): Delete.
12955 (*movdi_internal): Delete.
12957 (*movdf_internal): Delete.
12959 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12961 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12962 unless compiling RTP PIC.
12964 2007-07-04 Richard Guenther <rguenther@suse.de>
12966 PR tree-optimization/32482
12967 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12968 original ssa name if we didn't find a shift expression.
12969 Fix shift constant for bit zero test.
12971 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12973 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12975 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12977 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12978 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12979 * config/arm/vxworks.h (ASM_SPEC): Delete.
12980 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12982 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12984 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12985 (DDR_REVERSED_P): New.
12986 * tree-data-ref.c (initialize_data_dependence_relation,
12987 build_classic_dist_vector): Set DDR_REVERSED_P.
12989 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12991 PR middle-end/32457
12992 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12993 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12994 init_omega_for_ddr_1): Use non conservative number of iterations
12996 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12997 (analyze_siv_subscript): Remove FIXME and reinitialization of
12998 last_conflicts to chrec_dont_know.
12999 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13001 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13003 * tree.c (maybe_canonicalize_argtypes): Improve description.
13005 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13007 * tree.c (maybe_canonicalize_argtypes): New.
13008 (build_function_type): Set canonical type.
13009 (build_method_type_directly): Ditto.
13010 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13013 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13015 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13017 (rewrite_use_nonlinear_expr): Likewise.
13019 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13021 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13023 2007-07-04 Ben Elliston <bje@au.ibm.com>
13025 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13028 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13030 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13031 (Exception Handling): Likewise.
13033 2007-07-03 Jan Hubicka <jh@suse.cz>
13035 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13037 2007-07-03 Eric Christopher <echristo@apple.com>
13039 * doc/cppopts.texi: Add conflicting option note to -dM.
13040 * doc/invoke.texi: Add note about possible conflicts with
13041 -E for -dCHARS and note that -dM will not produce
13042 any results if there is no machine dependent reorg.
13044 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13046 * tree.h (DECL_ALIGN): Back out previous change.
13048 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13050 * configure.ac: Test for .dtprelword support on MIPS.
13051 * configure, config.in: Regenerate.
13052 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13053 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13055 2007-07-03 Julian Brown <julian@codesourcery.com>
13057 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13058 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13059 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13060 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13062 (all_fpus): Add FPUTYPE_VFP3.
13063 (fp_model_for_fpu): Add VFPv3 field.
13064 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13065 (vfp3_const_double_index): New function. Return integer index of
13066 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13068 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13069 and argument represents a valid RTX for a VFPv3 constant.
13070 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13072 (vfp_emit_fstmd): Similar, for fstmd.
13073 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13074 constants, represented as integer indices.
13075 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13076 VFP_REGNO_OK_FOR_DOUBLE macros.
13077 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13078 (arm_file_start): Set float-abi attribute for VFPv3, and output
13079 correct ".fpu" assembler directive.
13080 (arm_dbx_register_numbering): Add FIXME.
13081 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13082 (fputype): Add FPUTYPE_VFP3.
13083 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13084 (CALL_USED_REGISTERS): Likewise.
13085 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13086 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13087 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13088 (D7_VFP_REGNUM): New.
13089 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13090 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13091 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13092 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13093 (REG_ALLOC_ORDER): Adjust for VFPv3.
13094 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13095 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13096 VFP_LO_REGS, VFP_HI_REGS.
13097 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13098 (IS_VFP_CLASS): Define macro.
13099 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13101 (REGISTER_MOVE_COST): Likewise.
13102 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13103 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13104 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13105 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13106 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13107 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13108 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13109 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13110 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13111 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13112 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13113 where appropriate for single-word registers.
13114 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13115 As above. Fix type attributes.
13116 * config/arm/constraints.md (register_contraint "t"): Define.
13117 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13119 (register_constraint "x"): Define.
13120 (constraint "Dv"): Define.
13122 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13124 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13126 2007-07-03 Tom Tromey <tromey@redhat.com>
13128 * c-parser.c (objc_pq_context): Removed.
13129 (objc_need_raw_identifier): Likewise.
13130 (c_parser) <objc_pq_context>: New field.
13131 <objc_need_raw_identifier>: Likewise.
13132 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13133 (c_lex_one_token): Update.
13134 (c_parser_objc_protocol_definition): Update.
13135 (c_parser_objc_method_definition): Update.
13136 (c_parser_objc_methodproto): Update.
13137 (c_parser_declspecs): Update.
13139 2007-07-03 David Ung <davidu@mips.com>
13141 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13143 2007-07-03 David Ung <davidu@mips.com>
13144 Richard Sandiford <richard@codesourcery.com>
13146 * doc/invoke.texi: Document -march=74kf3_2.
13147 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13148 (TUNE_74K): Check for it.
13149 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13150 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13151 * config/mips/mips.md (cpu): Add 74kf3_2.
13152 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13153 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13154 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13155 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13156 74kf3_2 to the CPU list.
13157 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13158 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13159 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13160 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13161 (r74kf3_2_fxfer_from_c1): New insn reservations.
13163 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13164 David Ung <davidu@mips.com>
13166 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13167 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13168 and 74k[fx]. Document aliases for the new options.
13169 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13170 (PROCESSOR_24KF2_1): ...this.
13171 (PROCESSOR_24KX): Rename to...
13172 (PROCESSOR_24KF1_1): ...this.
13173 (PROCESSOR_74KF): Rename to...
13174 (PROCESSOR_74KF2_1): ...this.
13175 (PROCESSOR_74KX): Rename to...
13176 (PROCESSOR_74KF1_1): ...this.
13177 (TUNE_74K): Update PROCESSOR_* names.
13178 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13179 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13180 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13181 (mips_rtx_cost_data): Update processor names in comments.
13182 (mips_issue_rate): Update PROCESSOR_* names.
13183 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13184 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13185 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13186 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13187 Update cpu attribute names.
13188 (r24k_fpu_iss): Rename this reservation to...
13189 (r24kf2_1_fpu_iss): ...this and update all uses.
13190 (r24kx_fpu_iss): Rename this reservation to...
13191 (r24kf1_1_fpu_iss): ...this and update all uses.
13192 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13193 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13194 Update cpu attribute names.
13196 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13198 * config/m32r/constraints.md: New file.
13199 * config/m32r/m32r.c: Include tm-constrs.h.
13200 (small_data_operand): Use satisfies_constraint_* instead of macro.
13201 (addr24_operand, gen_compare): Likewise.
13202 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13203 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13204 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13205 EXTRA_CONSTRAINT): Likewise.
13206 * config/m32r/m32r.md: Include constraints.md.
13207 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13208 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13209 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13210 (two_insn_const_operand, int8_operand, uint16_operand,
13211 reg_or_int16_operand, reg_or_uint16_operand,
13212 reg_or_cmp_int16_operand, cmp_int16_operand,
13213 seth_add3_operand): Likewise.
13215 2007-07-03 Eric Christopher <echristo@gmail.com>
13217 * libgcc2.h: Conditionally declare __bswapsi2 and
13220 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13222 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13225 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13228 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13229 (__gthrw_pragma): Provide default definition.
13230 (__gthrw2): Use it.
13231 * gthr-posix.c (__gthrw_pragma): Define.
13233 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13235 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13236 before declaring inequality.
13238 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13240 * combine.c (recog_for_combine): Log the success or failure of
13241 matching new insn patterns against the machine description in
13244 2007-07-03 Revital Eres <eres@il.ibm.com>
13246 * ddg.c (print_sccs): New function.
13247 (check_sccs): New function.
13248 (create_ddg_all_sccs): Use it.
13249 * ddg.h (print_sccs): Declare.
13250 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13252 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13254 * targhooks.h (default_mode_for_suffix): New function declaration.
13255 * targhooks.c (default_mode_for_suffix): New default target hook.
13256 * target.h (struct c): New structure in the targetm struct.
13257 (mode_for_suffix): New target hook as part of struct c.
13258 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13259 default_mode_for_suffix.
13260 (TARGET_C): New define.
13261 * c-lex.c: Include "target.h".
13262 (interpret_float): Use targetm.c.mode_for_suffix to determine
13263 the mode for a given non-standard suffix.
13264 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13266 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13267 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13269 * doc/extend.texi (Floating Types): New node. Document __float80 and
13270 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13272 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13275 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13276 predicate instead of target_operand.
13277 (divsi3_i1_media, divsi3_media_2): Likewise.
13279 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13281 * tree.h (alias_sets_might_conflict_p): Rename into
13282 alias_sets_must_conflict_p.
13283 * alias.c (alias_sets_might_conflict_p): Likewise.
13284 (alias_sets_conflict_p): Use it.
13285 (objects_must_conflict_p): Likewise.
13286 * c-common.c (strict_aliasing_warning): Adjust.
13288 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13290 * rtlhooks.c (gen_lowpart_if_possible): Check for
13291 invalid subreg before calling gen_lowpart_SUBREG.
13293 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13295 * config/darwin9.h: Add copyright notice.
13296 (LINK_COMMAND_SPEC): Add comment.
13297 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13298 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13299 DARWIN_LIBSYSTEM_HAS_UNWIND.
13301 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13304 * omp-low.c (check_combined_parallel): New function.
13305 (lower_omp_parallel): Call it via walk_stmts, set
13306 OMP_PARALLEL_COMBINED if appropriate.
13307 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13308 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13309 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13310 don't consider it as combined parallel.
13312 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13314 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13315 (gcc_tooldir): Likewise.
13316 * configure: Regenerate.
13317 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13318 old configure.ac gcc_tooldir setting.
13319 (prefix_to_exec_prefix): New variable.
13320 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13321 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13323 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13325 Fix PR tree-optimization/32583
13326 Fix PR tree-optimization/32584
13327 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13328 (phi_translate_set): Use phi_translate directly now.
13329 (make_values_for_stmt): Don't value number RHS if we already know
13332 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13333 Jim Wilson <wilson@specifix.com>
13336 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13339 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13340 Richard Sandiford <richard@codesourcery.com>
13341 Nigel Stephens <nigel@mips.com>
13343 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13344 (mips16e_output_save_restore): Declare.
13345 (mips16e_save_restore_pattern_p): Likewise.
13346 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13347 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13348 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13349 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13350 (BITSET_P): New global macro, extracted from...
13351 (mips_for_each_saved_reg): ...here.
13352 (mips16e_save_restore_info): New struct.
13353 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13354 (mips16e_save_restore_regs): New variable.
13355 (mips_split_plus, mips16e_find_first_register): New functions.
13356 (mips16e_mask_registers): New function.
13357 (compute_frame_size): Expand the commentary before the function.
13358 Enforce the MIPS16e save and restore register range restrictions.
13359 Pad the general register save area at the low end.
13360 (mips16e_save_restore_reg, mips16e_build_save_restore)
13361 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13362 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13363 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13365 (mips_expand_prologue, mips_expand_epilogue): Handle
13366 GENERATE_MIPS16E_SAVE_RESTORE.
13367 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13369 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13371 PR tree-optimization/31966
13372 PR tree-optimization/32533
13373 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13374 "basic_block" description as its third argument. Update function
13375 calls to get destination bb from "edge" argument. Save "cond" into
13376 aux field of the edge. Update prototype for changed arguments.
13377 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13379 (find_phi_replacement_condition): Operate on incoming edges, not
13380 on predecessor blocks. If there is a condition saved in the
13381 incoming edge aux field, AND it with incoming bb predicate.
13382 Return source bb of the first edge.
13383 (clean_predicate_lists): Clean aux field of outgoing node edges.
13384 (tree_if_conversion): Do not initialize cond variable. Move
13385 variable declaration into the loop.
13386 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13387 initializations of new_stmt, arg0 and arg1 variables.
13389 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13391 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13392 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13394 2007-07-02 Richard Guenther <rguenther@suse.de>
13396 * tree-ssa.c (useless_type_conversion_p): Document
13397 future intent as defining the middle-end type system.
13398 Re-structure to call langhook last, group by type class,
13399 mark questionable parts.
13401 2007-07-02 Richard Guenther <rguenther@suse.de>
13403 * tree-flow.h (types_compatible_p): Declare.
13404 * tree-ssa.c (types_compatible_p): New function.
13405 * ipa-type-escape.c (discover_unique_type): Use
13406 types_compatible_p instead of lang_hooks.types_compatible_p.
13407 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13408 * tree-vn.c (expressions_equal_p): Likewise.
13409 * tree.c (fields_compatible_p): Likewise.
13410 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13411 (cprop_operand): Use useless_type_conversion_p instead of
13412 lang_hooks.types_compatible_p.
13413 * tree-inline.c (setup_one_parameter): Likewise.
13414 (declare_return_variable): Likewise.
13415 * tree-nrv.c (tree_nrv): Likewise.
13416 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13417 (maybe_fold_offset_to_component_ref): Likewise.
13418 (maybe_fold_offset_to_reference): Likewise.
13419 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13420 (merge_alias_info): Likewise.
13421 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13422 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13423 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13424 * tree-tailcall.c (find_tail_calls): Likewise.
13425 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13426 * gimplify.c (canonicalize_addr_expr): Likewise.
13427 (fold_indirect_ref_rhs): Likewise.
13428 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13429 (cpt_same_type): Likewise.
13430 (check_pointer_types_r): Swap parameters to cpt_same_type
13432 * fold-const.c (fold_convert): Revert fix for PR15988.
13433 * tree-inline.c (setup_one_parameter): Instead fix it here by
13434 using fold_build1 instead of fold_convert and checking for
13435 error_mark_node. Convert only if the conversion is necessary.
13437 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13439 * configure.ac: Check for .gnu_attribute on Power.
13440 * configure: Regenerate.
13441 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13442 attribute for floating-point ABI.
13444 2007-07-02 Ira Rosen <irar@il.ibm.com>
13446 PR tree-optimization/32230
13447 PR tree-optimization/32477
13448 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13449 address is a constant.
13451 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13453 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13454 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13455 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13456 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13457 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13458 64-bit targets. Add support for *-elfoabi*.
13459 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13460 different settings if $(tm_defines) does not select the EABI.
13461 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13462 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13463 (MIPS_ARCH_OPTION_SPEC): Likewise.
13464 (MIPS_ISA_LEVEL_SPEC): Likewise.
13465 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13466 * config/mips/elfoabi.h: New file.
13468 2007-07-02 Richard Guenther <rguenther@suse.de>
13470 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13471 (useless_type_conversion_p): ... this.
13472 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13473 (useless_type_conversion_p): ... this.
13474 * builtins.c (fold_builtin_memory_op): Rename
13475 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13476 * tree-cfg.c (verify_expr): Likewise.
13477 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13478 * tree-ssa-ccp.c (ccp_fold): Likewise.
13479 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13480 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13482 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13483 * tree-ssa-pre.c (eliminate): Likewise.
13484 * tree-ssa.c (delete_tree_ssa): Likewise.
13485 (tree_ssa_useless_type_conversion): Likewise.
13486 * tree.c (build2_stat): Likewise.
13488 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13490 Fix PR tree-optimization/32571
13491 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13494 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13496 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13497 and other expected operations explicitly, change default to
13500 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13502 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13504 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13505 (tls_load_dot_plus_eight): Move the label number into the unspec.
13506 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13508 2007-07-01 Andreas Schwab <schwab@suse.de>
13510 * dwarf2out.c (initial_return_save): Define only if used.
13512 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13514 Unreverting Richard's Revert of:
13516 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13518 * dce.c (deletable_insn_p_1): New function, split out from...
13519 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13520 specially, not those inside PARALLELs. Remove BODY argument
13521 and adjust recursive call accordingly.
13522 (prescan_insns_for_dce): Update call to delete_insn_p.
13524 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13525 Revital Eres <eres@il.ibm.com>
13527 * ddg.c (create_ddg_all_sccs): Fix missed
13528 initialization of scc_nodes.
13530 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13532 PR middle-end/32559
13533 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13534 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13536 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13538 * configure.ac: Check for .gnu_attribute on MIPS.
13539 * configure, config.in: Regenerate.
13540 * config/mips/mips.c (mips_file_start): If supported, output
13541 attribute for floating-point ABI.
13543 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13547 (ffs_cmove): New expander to expand using ctz pattern.
13548 (*ffs_cmove): Remove pattern.
13549 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13550 (ffsdi2): Expand using ctz pattern.
13551 (*ffs_rex64): Remove pattern.
13553 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13555 PR rtl-optimization/32296
13556 * pa.md (return): Delete pattern.
13557 (return_internal): Remove "(const_int 1)" from pattern.
13558 (epilogue): Use return_internal pattern for trivial returns.
13559 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13560 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13562 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13564 * tree-ssa-pre.c (is_exception_related): New function
13565 (can_value_number_operation): Use it.
13567 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13569 Fix PR tree-optimization/32540
13570 Fix PR tree-optimization/31651
13572 * tree-ssa-sccvn.c: New file.
13574 * tree-ssa-sccvn.h: Ditto.
13576 * tree-vn.c: Include tree-ssa-sccvn.h
13577 (val_expr_paid_d): Removed.
13578 (value_table): Ditto.
13579 (vn_compute): Ditto.
13580 (val_expr_pair_hash): Ditto.
13581 (val_expr_pair_expr_eq): Ditto.
13582 (copy_vuses_from_stmt): Ditto.
13583 (vn_delete): Ditto.
13585 (shared_vuses_from_stmt): Ditto.
13586 (print_creation_to_file): Moved up.
13587 (sort_vuses): Ditto.
13588 (sort_vuses_heap): Ditto.
13589 (set_value_handle): Make non-static.
13590 (make_value_handle): Ditto.
13591 (vn_add): Rewritten to use sccvn lookups.
13592 (vn_add_with_vuses): Ditto.
13593 (vn_lookup): Ditto (and second argument removed).
13594 (vn_lookup_with_vuses): Ditto.
13595 (vn_lookup_or_add): Ditto (and second argument removed);
13596 (vn_lookup_or_add_with_vuses): Ditto.
13597 (vn_lookup_with_stmt): New.
13598 (vn_lookup_or_add_with_stmt): Ditto.
13599 (create_value_handle_for_expr): Ditto.
13601 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13602 (seen_during_translate): New function.
13603 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13604 (phi_trans_add): Ditto.
13605 (constant_expr_p): FIELD_DECL is always constant.
13606 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13607 Use constant_expr_p.
13608 Avoid infinite recursion on mutually valued expressions.
13609 Change callers of vn_lookup_or_add.
13610 (phi_translate): New function.
13611 (compute_antic_safe): Allow phi nodes.
13612 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13613 (find_or_generate_expression): Rewrite slightly.
13614 (create_expression_by_pieces): Updated for vn_lookup_or_add
13616 Update VN_INFO for new names.
13617 (insert_into_preds_of_block): Update for new names.
13618 (add_to_exp_gen): New function.
13619 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13620 (find_existing_value_expr): Rewrite to changed vn_lookup.
13621 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13622 (try_look_through_load): Removed.
13623 (try_combine_conversion): Ditto.
13624 (get_sccvn_value): New function.
13625 (make_values_for_phi): Ditto.
13626 (make_values_for_stmt): Ditto.
13627 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13629 (init_pre): Update for SCCVN changes.
13631 (execute_pre): Ditto.
13633 * tree-flow.h (make_value_handle): Declare.
13634 (set_value_handle): Ditto.
13635 (sort_vuses_heap): Ditto.
13636 (vn_lookup_or_add_with_stmt): Ditto.
13637 (vn_lookup_with_stmt): Ditto.
13638 (vn_compute): Remove.
13640 (vn_delete): Ditto.
13641 (vn_lookup): Update arguments.
13643 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13644 (tree-vn.o): Ditto.
13645 (tree-ssa-sccvn.o): New.
13646 (OBJS-common): Add tree-ssa-sccvn.o
13648 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13651 * c-typeck.c (build_external_ref): Don't mark as used if called
13653 * calls.c (rtx_for_function_call): Likewise.
13655 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13659 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13661 * dce.c (deletable_insn_p_1): New function, split out from...
13662 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13663 specially, not those inside PARALLELs. Remove BODY argument
13664 and adjust recursive call accordingly.
13665 (prescan_insns_for_dce): Update call to delete_insn_p.
13667 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13669 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13670 (try_combine): Move potential calls to undo_all() so they happen
13671 before we commit to using the combined insns.
13673 2006-06-30 Jan Hubicka <jh@suse.cz>
13675 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13678 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13680 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13681 (cgraph_remove_unreachable_nodes): Likewise.
13682 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13683 * ipa-inline.c (update_caller_keys): Cast according to the coding
13685 (cgraph_decide_recursive_inlining): Likewise.
13686 (cgraph_decide_inlining_of_small_function): Likewise.
13687 (try_inline): Likewise.
13688 (cgraph_decide_inlining_incrementally): Likewise.
13689 * ipa-pure-const.c (get_function_state): Likewise.
13690 (scan_function): Likewise.
13691 (analyze_function): Likewise.
13692 (static_execute): Likewise.
13693 * ipa-reference.c (scan_for_static_refs): Likewise.
13694 (merge_callee_local_info): Likewise.
13695 (analyze_function): Use type safe memory macros.
13696 (static_execute): Likewise. Cast according to the coding conventions.
13697 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13699 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13701 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13702 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13705 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13707 PR middle-end/30024
13708 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13709 for complex modes (both int and real).
13711 2007-06-29 Jan Hubicka <jh@suse.cz>
13713 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13715 2007-06-29 Jan Hubicka <jh@suse.cz>
13717 PR middle-end/32372
13718 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13721 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13724 * config/avr/avr.c: Include dataflow header file.
13725 (expand_prologue): Adjust for prologue insn change.
13726 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13729 2007-06-29 Richard Guenther <rguenther@suse.de>
13731 PR middle-end/32493
13732 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13733 during type verification.
13735 2007-06-29 Jan Hubicka <jh@suse.cz>
13737 * recog.c (validate_change_rtx_1): Unshare TO argument.
13739 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13741 PR tree-optimization/24659
13742 * tree-vect-transform.c (vectorizable_call): Handle
13743 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13745 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13746 * config/i386/i386.c (enum ix86_builtins)
13747 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13748 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13750 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13751 const using def_builtin_const.
13752 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13753 input operands in the same modes as the result.
13754 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13756 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13758 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13759 (df_set_dead_notes_for_mw): Likewise.
13761 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13763 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13765 2007-06-28 DJ Delorie <dj@redhat.com>
13767 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13769 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13771 * doc/invoke.texi (C++ Dialect Options): Document
13772 fvisibility-ms-compat.
13773 * c.opt (fvisibility-ms-compat): New.
13775 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13778 * tree-affine.c (aff_combination_add_elt): Handle
13779 pointer addition specially.
13781 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13783 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13784 decl is non-external for AIX ABI.
13786 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13788 * config/rs6000/predicates.md (current_file_function_operand):
13789 Ensure the symbol is non-external for AIX ABI.
13791 2007-06-28 Nick Clifton <nickc@redhat.com>
13793 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13794 (fdce, fdse, fpredictive-commoning): Likewise.
13796 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13799 * gcc.c (process_command): Recognize the new -static-libgfortran
13802 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13805 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13806 Use a call clobbered hard reg instead of a pseudo reg.
13808 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13810 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13812 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13815 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13816 REG_LIBCALL and REG_RETVAL notes.
13817 (divsi3, mulsi3): Likewise.
13818 (mulhisi3): Likewise. Use emit_libcall_block.
13819 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13821 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13823 PR rtl-optimization/32481
13824 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13826 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13828 * dce.c (deletable_insn_p_1): New function, split out from...
13829 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13830 specially, not those inside PARALLELs. Remove BODY argument
13831 and adjust recursive call accordingly.
13832 (prescan_insns_for_dce): Update call to delete_insn_p.
13834 2007-06-27 Richard Guenther <rguenther@suse.de>
13836 PR middle-end/32492
13837 * tree.h (fold_convertible_p): Declare.
13838 * fold-const.c (fold_convertible_p): New function.
13839 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13840 instead of lang_hooks.types_compatible_p.
13842 2007-06-26 Jan Hubicka <jh@suse.cz>
13844 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13845 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13846 early use validate_unshare_change.
13847 (reload_combine): Likewise.
13848 * recog.c (change_t): New field unshare.
13849 (validate_change_1): Rename from validate_change; add argument unshare.
13850 (validate_change): Turn into wrapper of validate_change_1; update
13851 prototype for bools.
13852 (validate_unshare_change): New.
13853 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13854 calls of df_insn_rescan.
13855 * recog.h (validate_change): Replace ints by bools.
13856 (validate_unshare_change): Declare.
13858 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13860 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13862 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13864 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13866 2007-06-25 Jan Hubicka <jh@suse.cz>
13868 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13870 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13871 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13872 places other call site specific checks are performed.
13874 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13877 * tree-vect-transform.c (vectorizable_operation): Convert
13878 POINTER_PLUS_EXPR over to PLUS_EXPR.
13880 2007-06-25 Chao-ying Fu <fu@mips.com>
13882 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13883 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13884 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13885 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13887 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13888 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13889 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13890 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13891 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13892 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13893 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13894 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13895 ALL_FIXED_POINT_MODE_P): New define.
13896 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13898 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13900 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13901 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13902 MODE_VECTOR_UACCUM): New mode classes.
13904 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13905 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13906 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13909 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13910 (blank_mode): Initialize ibit and fbit.
13911 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13912 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13914 (new_adjust): Change required_class to required_class_from and
13915 required_class_to for testing within a range.
13916 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13917 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13918 MODE_VECTOR_UACCUM.
13919 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13920 (make_fixed_point_mode): New.
13921 (_ADD_ADJUST): Change C to C1 and C2.
13922 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13923 use a range for machine classes.
13924 (ADJUST_IBIT, ADJUST_FBIT): New.
13925 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13927 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13928 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13929 Emit adjustment for ibit and fbit.
13930 (emit_mode_ibit, emit_mode_fbit): New.
13931 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13933 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13935 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13936 as the source of the set.
13938 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13940 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13941 FP_REGNO_P): Use IN_RANGE.
13942 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13943 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13944 (DATA_REG_P): Use DATA_REGNO_P.
13945 (FP_REG_P): Use FP_REGNO_P.
13946 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13947 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13948 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13950 2007-06-24 Jan Hubicka <jh@suse.cz>
13952 PR middle-end/30563
13953 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13955 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13957 PR middle-end/32461
13958 * fold-const.c (fold_binary): Strip nops of operand 0
13959 of BIT_NOT_EXPR before calling operand_equal_p.
13960 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13961 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13963 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13965 * doc/extend.texi: Document that dllimport and dllexport imply
13966 default visibility.
13967 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13968 imported or exported declaration, including type declarations.
13969 * c-common.c (handle_visibility_attribute): Check for conflicts
13970 with dllimport/dllexport.
13971 (c_determine_visibility): Handle dllimport/dllexport as an
13972 explicit visibility atttribute.
13974 2007-06-23 Richard Guenther <rguenther@suse.de>
13976 PR tree-optimization/16876
13977 PR middle-end/29478
13978 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13980 * tree-inline.c (initialize_inlined_parameters): Do not call
13981 lang_hooks.tree_inlining.convert_parm_for_inlining.
13982 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13983 reason for mismatched types.
13984 * gimplify.c (gimplify_call_expr): Verify the call expression
13985 arguments match the called function type signature. Otherwise
13986 mark the call expression to be not considered for inlining
13987 using CALL_CANNOT_INLINE_P flag.
13988 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13989 edges call expression.
13990 (cgraph_decide_inlining_of_small_function): Likewise.
13991 (cgraph_decide_inlining): Likewise.
13992 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13994 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13995 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13996 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13997 Remove declaration.
13998 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13999 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14001 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14002 convert_parm_for_inlining member.
14004 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14007 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14008 Remove optimization for GT.
14010 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14012 PR middle-end/32437
14013 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14015 (prescan_insns_for_dce): Add extra parameter.
14017 2007-06-23 Jan Hubicka <jh@suse.cz>
14019 PR middle-end/31541
14020 * gimplify.c (mark_addressable): New function.
14021 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14023 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14025 PR middle-end/32374
14026 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14028 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14031 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14032 moves between MMX/SSE registers to at least 8 units to prevent
14033 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14035 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14037 * config/i386/i386.c (override_options): Correct x86_sahf
14040 2007-06-21 David Daney <ddaney@avtrex.com>
14043 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14044 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14045 (exception_receiver): Renamed to ...
14046 (nonlocal_goto_receiver): ... this.
14048 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14050 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14051 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14052 partial register accesses.
14054 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14056 * fold-const.c (debug_fold_checksum): Move it under
14057 ENABLE_FOLD_CHECKING.
14059 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14061 PR middle-end/20623
14062 * tree.h (debug_fold_checksum): Declared.
14063 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14064 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14065 build_fold_addr_expr_with_type_1.
14066 (fold_addr_expr, debug_fold_checksum): New.
14067 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14068 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14069 Use fold_addr_expr.
14071 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14073 PR tree-optimization/19590
14074 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14075 of scev is a constant.
14077 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14079 * df-problems.c (df_note_bb_compute): Made computation of live
14080 info consistent with df_lr.
14082 2007-06-21 Richard Guenther <rguenther@suse.de>
14084 PR tree-optimization/32453
14085 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14086 for pointer anti-range.
14088 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14090 * config/i386/i386.c (processor_target_table): Increase maximum
14091 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14094 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14095 byte alignment if > 8 byte alignment is preferred.
14096 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14098 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14100 PR tree-optimization/31866
14101 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14102 if ASM_EXPR's input is not a SSA_NAME.
14104 PR middle-end/32362
14105 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14106 but decl is a global var, instead return decl.
14107 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14108 even for is_global_var decls, if they are private in some outer
14111 2007-06-21 Richard Guenther <rguenther@suse.de>
14113 PR tree-optimization/32451
14114 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14116 2007-06-21 Christian Bruel <christian.bruel@st.com>
14118 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14119 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14120 (push_regs): Changed saving order or banked registers.
14121 (sh_expand_epilogue): Likewise.
14122 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14123 (FIRST_BANKED_REG): Likewise.
14124 (LAST_BANKED_REG): Likewise.
14125 * config/sh/sh.md (banked) New attribute.
14126 (in_delay_slot): Check banked attribute.
14128 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14130 PR tree-optimization/32075
14131 * tree-data-ref.c (subscript_dependence_tester_1,
14132 analyze_miv_subscript, analyze_overlapping_iterations,
14133 add_distance_for_zero_overlaps, build_classic_dist_vector,
14134 subscript_dependence_tester_1, analyze_overlapping_iterations,
14135 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14136 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14137 to evolution_function_is_affine_multivariate_p.
14139 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14141 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14143 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14146 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14148 * config/m32c/prologue.md (epilogue_exitd_16): New.
14149 (epilogue_reit_16): New.
14150 (epilogue_exitd): Rename to epilogue_exitd_24.
14151 (epilogue_reit): Rename to epilogue_reit_24.
14153 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14154 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14156 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14158 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14159 if dbg_cnt (sched_insn) reaches the limit.
14160 (choose_ready): New parameter INSN_PTR and new return value.
14161 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14162 the new return value from choose_ready.
14163 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14164 (rest_of_handle_global_alloc): New global_alloc_at_func.
14166 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14168 PR tree-optimization/25737
14169 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14170 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14171 * tree-flow.h (struct fieldoff): Add new field alias_set.
14172 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14173 argument addressable_type. Set alias_set of fieldoff.
14174 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14175 (create_overlap_variables_for): Pass alias_set from fieldoff to
14177 * alias.c (get_alias_set): Use alias_set from SFT if set.
14179 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14181 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14182 of a variable as an unsigned HOST_WIDE_INT integer.
14184 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14186 PR rtl-optimization/32405
14187 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14189 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14191 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14193 PR middle-end/31959
14194 * builtins.c: Include diagnostic.h.
14195 (expand_builtin_expect): Make gcc_assert more permissive.
14196 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14198 PR inline-asm/32109
14199 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14202 PR middle-end/32285
14203 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14204 if ACCUMULATE_OUTGOING_ARGS.
14206 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14208 * config/m68hc11/m68hc11.c: Include dataflow header file.
14209 (m68hc11_reorg): Port to dataflow.
14211 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14213 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14214 (struct df_problem.free_blocks_on_set_blocks): New field.
14215 (struct dataflow.optional_p): New field.
14216 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14217 (df_live_set_all_dirty): New function.
14218 * df-scan.c (df_scan_alloc): Initialize optional_p.
14219 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14220 * df-core.c (df_set_blocks): Removed use of
14221 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14222 df_problem.free_blocks_on_set_blocks to determine which blocks are
14224 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14225 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14226 uses dataflow.optional_p to determine if problem should be
14228 (rest_of_handle_df_initialize): Only start live problem if
14230 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14231 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14232 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14233 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14234 problem_NOTE): Initialize free_blocks_on_set_blocks.
14235 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14237 (df_live_set_all_dirty, df_note_alloc): New function.
14238 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14240 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14241 * postreload.c (reload_combine): Ditto.
14242 * cse.c (cse_extended_basic_block): Ditto.
14243 * regmove.c (mark_flags_life_zones): Ditto.
14244 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14245 erase_matching_seqs): Ditto.
14246 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14247 * integrate (allocate_initial_values): Ditto.
14248 * combine.c (reg_dead_at_p): Ditto.
14249 * resource.c (mark_target_live_regs): Ditto.
14250 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14251 * config/sh/sh.c (find_r0_life_regions): Ditto.
14252 * global.c (rest_of_handle_global_alloc): Only add back df_live
14254 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14255 df_live for -O > 1.
14256 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14258 (if_convert): Make sure df_live is there at -O == 1.
14259 (pass_if_after_combine): Cleanup flags.
14260 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14261 is there at -O == 1.
14263 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14265 * config/arm/arm.c (arm_get_frame_offsets): Set
14266 offsets->locals_base to avoid negative stack size.
14267 (thumb1_expand_prologue): Assert on negative stack size.
14269 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14271 PR tree-optimization/32367
14272 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14273 of the chrec has no evolution in that loop.
14274 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14276 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14278 * config/xtensa/xtensa.c: Include "df.h".
14279 (xtensa_builtin_saveregs): Use adjust_address instead of
14281 (xtensa_va_start): Invoke make_tree with sizetype for
14282 expand_builtin_saveregs and then convert the result to a pointer.
14283 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14284 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14285 Subtract argument size from index value as integers and then use
14286 POINTER_PLUS_EXPR to add the result to the array address.
14288 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14291 * config/m32c/m32c.c: Include dataflow header file.
14292 (m32c_emit_prologue): Adjust for prologue insn change.
14293 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14294 once inside a PARALLEL. Assume frame size passed in operand 0
14295 includes space to save the fb register.
14296 (prologue_enter_24): Likewise.
14297 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14299 2007-06-19 David Daney <ddaney@avtrex.com
14302 * config/mips/mips.md (cprestore): Mark $gp as used.
14304 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14307 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14308 (frv_ifcvt_modify_insn): Likewise.
14310 2007-06-19 Richard Guenther <rguenther@suse.de>
14312 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14313 only handle positive offsets that fit in a HOST_WIDE_INT.
14315 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14317 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14318 result of rsqrt insn for zero input argument to avoid NaN.
14320 2007-06-19 Richard Guenther <rguenther@suse.de>
14322 PR middle-end/31950
14323 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14325 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14327 PR tree-optimization/32353
14328 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14330 2007-06-19 Nick Clifton <nickc@redhat.com>
14332 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14334 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14337 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14338 * config/i386/i386.c (assign_386_stack_local): Assert that
14339 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14340 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14341 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14342 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14344 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14346 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14348 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14350 PR rtl-optimization/32321
14351 * gcse.c (replace_store_insn): Update the note before
14352 calling emit_insn_after.
14354 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14356 PR middle-end/32355
14357 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14359 * df-problems.c (df_note_bb_compute): Fix dumping info.
14361 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14363 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14364 insn with emit_jump_insn.
14366 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14368 PR tree-optimization/32383
14369 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14370 * targhooks.h (default_builtin_reciprocal): Update prototype.
14371 * target.h (struct gcc_target): Update builtin_reciprocal.
14372 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14373 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14374 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14375 when fndecl is in BUILT_IN_MD class.
14376 (execute_convert_to_rsqrt): Ditto.
14378 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14379 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14380 Convert BUILT_IN_SQRTF code only when md_fn is false.
14382 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14384 * bt-load.c (move_btr_def): Fix the order of arguments
14385 to validate_replace_rtx.
14387 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14389 * config/m68k/m68k-devices.def: Add 54450..54455.
14391 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14393 PR rtl-optimization/32366
14394 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14395 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14398 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14400 PR middle-end/32349
14401 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14402 this is true, rescan insn being modified.
14403 (sms_schedule): Added rescan parameter.
14404 (rest_of_handle_sms): Moved freeing of dominance info to before
14405 getting out of cfg_layout.
14407 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14409 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14410 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14413 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14414 FL_CF_EMAC from the entry for isac.
14416 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14417 (const_sibcall_operand): New.
14418 (sibcall_operand): Use it.
14419 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14420 (m68k_isas): ISAC does not imply FPU or EMAC.
14421 (override_options): Add ISA_C logic for symbolic jump & call.
14423 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14425 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14426 return mode from the builtin itself.
14427 (sparc_fold_builtin): Fix cast of zero constant.
14429 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14431 * targhooks.c (default_builtin_reciprocal): New default target hook.
14432 * targhooks.h (default_builtin_reciprocal): Add prototype.
14433 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14434 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14435 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14436 default_builtin_reciprocal.
14438 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14440 PR middle-end/31723
14441 * hooks.c (hook_tree_tree_bool_null): New hook.
14442 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14443 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14444 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14445 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14446 and convert it to reciprocal a*rfunc(b).
14447 (execute_convert_to_rsqrt): New function.
14448 (gate_convert_to_rsqrt): New function.
14449 (pass_convert_to_rsqrt): New pass definition.
14450 * target.h (struct gcc_target): Add builtin_reciprocal.
14451 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14452 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14453 TARGET_BUILTIN_RECIPROCAL.
14454 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14456 * config/i386/i386.h (TARGET_RECIP): New define.
14457 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14458 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14459 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14460 and not optimizing for size.
14461 (*rcpsf2_sse): New insn pattern.
14462 (*rsqrtsf2_sse): Ditto.
14463 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14464 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14465 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14466 and not optimizing for size.
14467 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14468 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14469 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14470 and not optimizing for size.
14471 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14472 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14473 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14474 and not optimizing for size.
14475 (*sse_rsqrtv4sf2): Do not export.
14476 (sqrtv4sf2): Ditto.
14477 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14478 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14479 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14480 and not optimizing for size.
14481 (sqrtv4sf2): Ditto.
14482 * config/i386/i386.opt (mrecip): New option.
14483 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14484 (ix86_emit_swsqrtsf): Ditto.
14485 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14486 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14487 builtin definition.
14488 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14489 ix86_expand_unop1_builtin.
14490 (ix86_emit_swdivsf): New function.
14491 (ix86_emit_swsqrtsf): Ditto.
14492 (ix86_builtin_reciprocal): New function.
14493 (TARGET_BUILTIN_RECIPROCAL): Use it.
14494 (ix86_vectorize_builtin_conversion): Rename from
14495 ix86_builtin_conversion.
14496 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14497 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14498 "i386 and x86_64 Options" section.
14499 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14501 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14502 Zdenek Dvorak <dvorakz@suse.cz>
14503 Richard Guenther <rguenther@suse.de>
14504 Kaz Kojima <kkojima@gcc.gnu.org>
14506 * tree-vrp.c (compare_values_warnv): Convert val2 to
14508 (extract_range_from_assert): Create
14509 POINTER_PLUS_EXPR for pointer types.
14510 (extract_range_from_binary_expr): Handle
14511 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14513 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14514 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14515 POINTER_PLUS_EXPR as PLUS_EXPR.
14516 (number_of_iterations_lt_to_ne):
14517 For pointer types, use sizetype when
14518 creating MINUS_EXPR/PLUS_EXPRs.
14519 (assert_loop_rolls_lt): For pointer types, use sizetype when
14520 creating MINUS_EXPR/PLUS_EXPRs.
14521 (number_of_iterations_le): Likewise.
14522 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14523 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14524 like PLUS_EXPR and MINUS_EXPR.
14525 * tree-pretty-print.c (dump_generic_node): Handle
14527 (op_prio): Likewise.
14528 (op_symbol_1): Likewise.
14529 * optabs.c (optab_for_tree_code): Likewise.
14530 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14532 * tree-tailcall.c (process_assignment): Mention
14533 POINTER_PLUS_EXPR in a TODO comment.
14534 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14535 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14536 not used with a pointer and an integer type.
14537 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14538 increment using chrec_convert_rhs instead of chrec_convert.
14539 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14540 PLUS_EXPR except for the right hand side's type will be
14542 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14543 (fold_used_pointer_cast): Kill.
14544 (pointer_offset_p): Kill.
14545 (fold_used_pointer): Kill.
14546 (pointer_used_p): Kill.
14547 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14548 call fold_used_pointer.
14549 (instantiate_parameters_1): Convert the increment
14550 using chrec_convert_rhs instead of chrec_convert.
14551 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14552 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14553 instead of PLUS_EXPR.
14554 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14555 PLUS_EXPR for pointers.
14556 (std_gimplify_va_arg_expr): Likewise.
14557 (fold_builtin_memory_op): Likewise.
14558 (fold_builtin_strstr): Likewise.
14559 (fold_builtin_strchr): Likewise.
14560 (fold_builtin_strrchr): Likewise.
14561 (fold_builtin_strpbrk): Likewise.
14562 (expand_builtin_memory_chk): Likewise.
14563 (fold_builtin_memory_chk): Likewise.
14564 (std_expand_builtin_va_start): Use
14565 sizetype for the call to make_tree and then convert
14566 to the pointer type.
14567 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14568 instead of PLUS_EXPR for adding to a pointer.
14569 (std_gimplify_va_arg_expr): Use fold_build2 for
14570 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14571 the operands to sizetype first and then cast the BIT_AND_EXPR
14572 back to the pointer type.
14573 * fold-const.c (build_range_check): Handle pointer types
14575 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14576 of PLUS_EXPR's. Make sure the offset is converted to
14578 (try_move_mult_to_index): Strip the NOPs from the offset.
14579 Remove code argument and replace all uses with PLUS_EXPR.
14580 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14581 specially. Don't use a pointer type for MINUS_EXPR.
14582 (fold_unary): Handle for (T1)(X op Y),
14583 only p+ as that is the only as that can be handled for
14584 binary operators now.
14585 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14587 <case PLUS_EXPR>: Add folding of PTR+INT into
14589 Don't call try_move_mult_to_index.
14590 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14591 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14592 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14593 Don't call try_move_mult_to_index.
14594 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14595 (tree_expr_nonzero_p): Likewise.
14596 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14597 of PLUS_EXPR for the complex expression folding.
14598 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14599 first chrec is a pointer type, then the second should
14600 be sizetype and not the first's type.
14601 For POINTER_PLUS_EXPR, use a different right hand side type.
14602 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14603 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14604 different right hand side type.
14605 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14606 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14607 instead of PLUS_EXPR.
14608 When either operand is zero, convert the other operand.
14609 (chrec_apply): Use chrec_convert_rhs
14610 on the argument x instead of chrec_convert.
14611 (reset_evolution_in_loop): For pointer types, the new_evol
14612 should be sizetype.
14613 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14614 different right hand side type.
14615 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14616 (chrec_convert_rhs): New function.
14617 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14618 different right hand side type.
14619 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14620 * tree-chrec.h (chrec_convert_rhs): New prototype.
14621 (build_polynomial_chrec): For pointer types, the right hand
14622 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14623 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14624 Remove subtraction case as it is always addition now.
14625 Make sure the offset is converted to sizetype.
14626 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14627 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14628 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14629 PLUS_EXPR in pointer type.
14630 Handle POINTER_PLUS_EXPR.
14631 (tree_to_aff_combination): Likewise.
14632 (force_expr_to_var_cost): Likewise.
14633 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14634 instead of PLUS_EXPR for pointers.
14635 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14636 instead of PLUS_EXPR of pointer types.
14637 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14639 (check_va_list_escapes): Likewise.
14640 (check_all_va_list_escapes): Likewise.
14641 * dwarf2out.c (loc_descriptor_from_tree_1):
14642 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14643 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14644 (string_constant): Likewise.
14645 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14646 the offset to the base, use POINTER_PLUS_EXPR.
14647 (add_to_parts): Convert the index to sizetype.
14648 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14649 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14650 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14651 Offset only holds something for PLUS_EXPR.
14652 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14654 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14656 (analyze_accesses_for_modify_stmt): Likewise.
14657 Remove comment about the type being integral type as it is
14659 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14661 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14663 Correct the type which the artimentic is done in (is now
14666 * tree-data-ref.c (split_constant_offset): Handle
14668 * tree-affine.c (tree_to_aff_combination): Likewise.
14669 * c-typeck.c (build_unary_op): For pointers create the increment
14670 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14672 * gimplify.c (gimplify_self_mod_expr): Create a
14673 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14674 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14675 * tree.def (POINTER_PLUS_EXPR): New tree code.
14676 * tree-predcom.c (ref_at_iteration): If we have a pointer
14677 type do the multiplication in sizetype.
14678 * tree-mudflap.c (mf_xform_derefs_1): Create a
14679 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14680 * tree-ssa-forwprop.c
14681 (forward_propagate_addr_into_variable_array_index):
14682 Don't expect there to be a cast for the index as that
14683 does not exist anymore.
14684 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14685 instead of PLUS_EXPR.
14686 Don't check for the first operand of the POINTER_PLUS_EXPR
14687 was the index as it cannot be.
14688 Call forward_propagate_addr_into_variable_array_index with
14689 the SSA_NAME instead of the statement.
14690 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14691 (compare_constant): Likewise.
14692 (copy_constant): Likewise.
14693 (compute_reloc_for_constant): Likewise.
14694 (output_addressed_constants): Likewise.
14695 (initializer_constant_valid_p): Likewise.
14696 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14697 Convert the MIN/MAX of the inner type to the outer
14698 type before comparing them.
14699 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14700 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14701 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14702 of PLUS_EXPR for pointers.
14703 * tree-inline.c (estimate_num_insns_1): Handle
14705 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14706 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14707 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14708 instead of PLUS_EXPR for the pointer increment statement.
14709 (vect_update_ivs_after_vectorizer): For pointer types, create
14710 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14711 MULT_EXPR in sizetype.
14712 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14714 * tree-object-size.c (plus_expr_object_size): Handle
14715 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14716 code which is trying to figure out which side is a pointer and
14718 (check_for_plus_in_loops_1): Likewise.
14719 (check_for_plus_in_loops): Likewise.
14720 * c-common.c (pointer_int_sum): Create a
14721 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14722 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14723 only POINTER_PLUS_EXPR. Removing all the extra
14724 code which is trying to figure out which side is a pointer and
14726 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14727 PLUS_EXPR and MINUS_EXPR.
14728 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14730 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14731 with make_tree, instead of a pointer type.
14732 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14733 for pointers instead of PLUS_EXPR.
14734 (s390_gimplify_va_arg): Likewise.
14735 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14736 instead of PLUS_EXPR when doing addition on pointer
14737 types. Use sizetype for the second operand.
14738 (spu_gimplify_va_arg_expr): Likewise.
14739 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14740 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14741 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14742 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14743 for the pointer addition and also use size_int/sizetype
14745 (ix86_gimplify_va_arg): Likewise.
14746 Perform BIT_AND_EXPR on sizetype arguments.
14747 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14748 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14749 for the pointer additions and also use size_int for the offsets.
14750 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14751 additions and also use size_int for the offsets. Perform
14752 BIT_AND_EXPR on sizetype arguments.
14753 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14754 POINTER_PLUS_EXPR for pointers and create the
14755 BIT_AND_EXPR in sizetype.
14756 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14757 instead of PLUS_EXPR for pointer addition.
14758 (rs6000_va_start): Likewise.
14759 Also use sizetype for the offset.
14760 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14761 as PLUS_EXPR/MINUS_EXPR.
14762 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14763 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14764 Don't use BIT_AND_EXPR on a pointer type, convert the
14765 expression to sizetype first.
14766 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14768 (mips_gimplify_va_arg_expr): Likewise.
14769 Don't create BIT_AND_EXPR in a pointer type.
14771 2007-06-15 Eric Christopher <echristo@apple.com>
14773 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14774 (x86_64-*-darwin*): Ditto.
14775 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14778 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14780 * doc/extend.texi: Document behavior of __attribute__((aligned))
14783 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14785 * rtlanal.c (note_stores): Improve documentation.
14787 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14789 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14790 LOCAL_LABEL_PREFIX): Delete.
14791 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14792 (bfin_internal_label): Delete.
14794 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14796 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14797 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14798 otherwise define to LIBGCC2_TF_CEXT.
14799 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14800 (LIBGCC_TF_CEXT): Ditto.
14803 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14805 PR rtl-optimization/32339
14806 * df-scan.c (df_uses_record): Don't modify flags but just add to
14807 it for df_ref_record.
14809 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14811 * tree-mudflap.c: Fix whitespace issues.
14813 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14815 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14817 2007-06-14 Eric Christopher <echristo@apple.com>
14819 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14820 (movv4sf): Use gcc_unreachable instead of abort.
14822 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14825 * config/i386/sfp-machine.h (CMPtype): New define.
14826 (mach stubs): Use CMPtype instead of int as a return type.
14828 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14830 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14831 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14832 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14833 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14834 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14835 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14836 config/soft-fp/soft-fp.h: Update from glibc CVS.
14838 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14840 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14842 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14845 * config/v850/v850.c: Include dataflow header file.
14846 (substitute_ep_register): Fix typo.
14848 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14850 * configure.ac: Fix earlier checkin.
14851 * configure: Regenerated.
14853 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14855 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14856 * aclocal.m4: Regenerate.
14857 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14858 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14859 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14860 * configure: Regenerate.
14861 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14863 * Makefile.in (quickstrap): Build libgcc too.
14865 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14867 * configure.ac: Add --enable-checking=df. Explicitly mention that
14868 the variables are initialized as for "release".
14869 * df-core.c: Use it.
14870 * configure: Regenerate.
14871 * config.in: Regenerate.
14873 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14875 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14876 validate_replace_rtx instead of replace_rtx.
14877 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14879 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14881 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14882 (DWARF2_UNWIND_INFO): Override default if configured with
14884 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14885 (ENDFILE_SPEC): Add crtend.o.
14886 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14887 (ENDFILE_SPEC): Add crtend.o.
14888 (TARGET_USE_JCR_SECTION): Define.
14889 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14891 * config/i386/cygming-crtbegin.c: New file.
14892 * config/i386/cygming-crtend.c: New file.
14894 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14896 * config/i386/w32-unwind.h: New file.
14898 2007-06-13 Eric Christopher <echristo@apple.com>
14900 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14901 the user set a value below STACK_BOUNDARY.
14903 2007-06-13 Thiemo Seufer <ths@networkno.de>
14905 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14906 imply -lpthread for -pthread.
14908 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14910 * basic-block.h: Remove the prototype for
14911 free_basic_block_vars.
14912 * cfglayout.h: Remove the prototype for
14913 insn_locators_initialize.
14914 * tree.h: Remove the prototype for emit_line_note.
14916 * tree-ssa-pre.c (mergephitemp): Remove.
14917 (init_pre): Don't use mergephitemp.
14919 2007-06-13 Eric Christopher <echristo@apple.com>
14921 * config/i386/i386.c (override_options): If we've specified
14922 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14924 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14926 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14929 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14931 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14932 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14933 (eh_store_handler): New pattern.
14934 (eh_return): Emit it instead of a plain move.
14936 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14938 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14939 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14940 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14943 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14945 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14946 (find_next_insn_start, find_load): New functions.
14947 (bfin_reorg): Use them to deal with the fact that parallel insns are
14948 no longer represented as a SEQUENCE.
14950 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14952 * config/sparc/sparc.c (sparc_override_options): Initialize
14953 fpu mask correctly.
14955 2007-06-13 Dave Korn <dave.korn@artimi.com>
14957 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14960 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14962 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14963 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14964 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14965 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14966 tree-vect-transform.c: Fix comment typos. Follow spelling
14969 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14971 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14972 to the exit block use set.
14973 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14974 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14975 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14977 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14979 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14980 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14981 to indicate an error.
14982 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14984 (dbg_cnt_process_opt): Print an error on a bad argument.
14985 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14986 * common.opt (-fdbg-cnt-list): New.
14987 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14989 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14991 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14992 flag on ref-all pointers.
14994 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14996 PR middle-end/31579
14997 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14998 for the offset with the modifier as EXPAND_INITIALIZER
14999 if the modifier is EXPAND_INITIALIZER.
15000 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15001 a register if we had an overflow.
15003 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15005 * real.c (real_isfinite): New.
15006 (real_sqrt): Use it.
15007 * real.h (real_isfinite): New.
15008 * builtins.c: Use it.
15010 2007-06-12 Ian Lance Taylor <iant@google.com>
15011 Daniel Berlin <dberlin@dberlin.org>
15014 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15015 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15016 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15017 (DECL_NO_TBAA_P): Define.
15018 (struct tree_decl_common): Add no_tbaa_flag field.
15019 * tree-ssa-structalias.c (struct variable_info): Add
15020 no_tbaa_pruning field.
15021 (new_var_info): Initialize no_tbaa_pruning field.
15022 (unify_nodes): Copy no_tbaa_pruning field.
15023 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15024 (dump_solution_for_var): Print no_tbaa_pruning flag.
15025 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15027 (compute_tbaa_pruning): New static function.
15028 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15029 Call compute_tbaa_pruning.
15030 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15031 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15032 * gimple-low.c (lower_stmt): Likewise.
15033 * tree-gimple.c (is_gimple_stmt): Likewise.
15034 * tree-ssa-operands.c (get_expr_operands): Likewise.
15035 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15036 * tree-inline.c (estimate_num_insns_1): Likewise.
15037 (copy_result_decl_to_var): Likewise.
15038 * expr.c (expand_expr_real_1): Likewise.
15039 * tree-pretty-print.c (dump_generic_node): Likewise.
15040 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15041 * omp-low.c (omp_copy_decl_2): Likewise.
15042 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15043 * doc/c-tree.texi (Expression trees): Document
15044 CHANGE_DYNAMIC_TYPE_EXPR.
15046 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15048 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15049 with !HONOR_NANS and !HONOR_INFINITIES.
15050 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15052 2007-06-12 Tristan Gingold <gingold@adacore.com>
15054 * gcov.c: Comments updated.
15055 (source_info): Add file_time field.
15056 (source_index): New variable.
15057 (mutiple_files): New variable.
15058 (generate_results): New function extracted from process_file.
15059 (process_file): Save and restore chain of functions, generate
15060 results and free structures only if not merging results.
15061 (release_structures): File names are now freed in create_file_names
15062 (create_file_names): Free previous file names.
15063 (find_source): File date is now read here and modifications in
15064 source files is checked here.
15065 (read_graph_file): Only reverse order of functions for the current
15067 (make_gcov_file_name): Do not generate long names if input_name is
15069 (output_lines): If merging results do not display graph, data and
15071 Checking source file modification is done in find_source.
15073 * doc/gcov.texi: Append an s to sourcefile.
15075 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15077 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15078 (forced_nop): New pattern.
15079 * config/bfin/bfin.c: Include "df.h".
15080 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15081 (bfin_discover_loop): Use df_get_live_in instead of
15082 global_live_at_start.
15083 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15084 df_analyze when done.
15085 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15086 the insns. Use QImode for the final insn in a bundle. Call
15087 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15089 (reorder_var_tracking_notes): New function.
15090 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15091 update_life_info. Call df_analyze after scheduling and bundle
15092 generation. Call reorder_var_tracking_notes if generating these
15093 notes. Call df_finish_pass at the end.
15095 2007-06-12 Dirk Mueller <dmueller@suse.de>
15097 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15098 a comparison, not an assignment.
15100 2007-06-12 Olivier Hainque <hainque@adacore.com>
15102 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15103 Request walking the subtrees only, leaving the current is_lhs/val_only
15105 (convert_non_local_reference): Likewise.
15107 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15109 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15111 2007-06-12 Richard Guenther <rguenther@suse.de>
15113 PR tree-optimization/15353
15114 PR tree-optimization/31657
15115 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15116 * timevar.def: Add TV_TREE_IFCOMBINE.
15117 * tree-pass.h (pass_tree_ifcombine): Declare.
15118 * tree-ssa-ifcombine.c: New file.
15119 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15120 * tree-flow.h (blocks_in_phiopt_order): Declare.
15121 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15122 (tree-ssa-ifcombine.o): New dependencies.
15124 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15126 PR rtl-optimization/32293
15127 * combine.c (simplify_if_then_else): Truncate return from
15128 nonzero_bits() to correct mode.
15130 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15132 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15133 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15135 2007-06-11 Diego Novillo <dnovillo@google.com>
15137 * Makefile.in (reload1.o-warn): Remove.
15139 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15141 * combine.c (subst): Use reg_overlap_mentioned_p
15142 instead of comparing register numbers directly.
15144 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15146 * reload1.c (mark_home_live_1): Use the mode parameter.
15148 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15150 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15151 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15153 * df-core.c: Ditto.
15155 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15157 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15159 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15161 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15162 from integer registers.
15163 (FP mode splitters): Handle TFmode.
15165 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15167 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15168 for ref-all pointers that point-to anything.
15170 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15172 * config/arm/arm.c (arm_output_dwarf_dtprel,
15173 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15175 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15177 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15178 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15181 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15183 * tree.c (signed_or_unsigned_type_for): New.
15184 (unsigned_type_for): Use signed_or_unsigned_type_for.
15185 (signed_type_for): Use signed_or_unsigned_type_for.
15186 * tree.h (signed_or_unsigned_type_for): New.
15187 (get_signed_or_unsigned_type): Remove.
15188 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15189 lang_hooks.types.signed_type
15190 (size_diffop): Likewise.
15191 (all_ones_mask_p): Likewise.
15192 (build_range_check): Likewise.
15193 (fold_cond_expr_with_comparison): Likewise.
15194 (fold_cond_expr_with_comparison): Likewise.
15195 (unextend): Likewise.
15196 (extract_muldiv_1): Likewise.
15197 (fold_single_bit_test_into_sign_test): Likewise.
15198 (fold_binary): Likewise.
15199 (fold_ternary): Likewise.
15200 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15201 instead of get_signed_or_unsigned_type.
15202 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15203 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15204 * expr.c (signed_or_unsigned_type_for): Use
15205 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15206 * langhooks.c (get_signed_or_unsigned_type): Remove.
15207 (lhd_signed_or_unsigned_type): Remove.
15208 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15209 signed_or_unsigned_type.
15210 (lhd_signed_or_unsigned_type): Remove.
15211 * expmed.c (make_tree): Use signed_type_for instead of
15212 lang_hooks.types.signed_type.
15213 * c-common.c (same_scalar_type_ignoring_signedness): Use
15214 c_common_signed_type instead of lang_hooks.types.signed_type.
15215 (c_common_unsigned_type): New.
15216 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15217 (shorten_compare): Use c_common_unsigned_type instead of
15218 c_common_signed_or_unsigned_type.
15219 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15221 * convert.c (convert_to_integer): Use signed_type_for instead of
15222 lang_hooks.types.signed_type.
15223 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15224 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15225 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15226 * c-format.c (check_format_types): Use c_common_unsigned_type
15227 instead of unsigned_type_for.
15228 * c-decl.c (groakdeclarator): Likewise.
15229 * c-typeck.c (convert_for_assignment): Likewise.
15230 * c-common.h (c_common_unsigned_type): New.
15232 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15235 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15236 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15238 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15240 PR middle-end/32279
15241 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15242 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15244 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15245 Sebastian Pop <sebpop@gmail.com>
15247 * lambda-code.c (remove_iv): New.
15248 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15250 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15252 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15253 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15254 * tree-ssa-loop-prefetch.c: Include optabs.h.
15255 (FENCE_FOLLOWING_MOVNT): New macro.
15256 (struct mem_ref): Add independent_p and storent_p fields.
15257 (record_ref): Initalize the new fields.
15258 (gather_memory_references_ref): Return true if the reference
15260 (gather_memory_references): Check whether all memory accesses
15261 in loop were recorded.
15262 (should_issue_prefetch_p): Return false for nontemporal stores.
15263 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15264 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15265 (determine_loop_nest_reuse): Detect independent memory references.
15266 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15267 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15268 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15269 * config/i386/i386.h (x86_mfence): Declare.
15270 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15271 * config/i386/i386.c (x86_mfence): New variable.
15272 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15274 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15275 * optabs.c (init_optabs): Initialize storent_optab.
15276 * optabs.h (enum optab_index): Add OTI_storent.
15277 (storent_optab): Declare.
15278 * genopinit.c (optabs): Add initialization for storent_optab.
15279 * tree.h (MOVE_NONTEMPORAL): New macro.
15280 * expr.c (expand_assignment, store_expr, store_constructor_field,
15281 store_constructor, store_field, expand_expr_real_1): Propagate
15282 nontemporality of the expanded store.
15283 (emit_storent_insn): New function.
15284 * expr.h (expand_assignment, store_expr): Declaration changed.
15285 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15286 to expand_assignment.
15287 * stmt.c (expand_asm_expr): Ditto.
15288 * calls.c (initialize_argument_information): Pass false as
15289 nontemporality to store_expr.
15290 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15293 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15295 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15297 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15299 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15301 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15302 and allow DECL_P here.
15304 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15306 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15307 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15308 track of the size of the expression.
15309 * cfghooks.c (merge_blocks): Remove block from loops structure only
15310 after call of the merge_blocks hook.
15312 2007-06-09 Tom Tromey <tromey@redhat.com>
15314 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15315 (deprecated_state): Removed.
15316 (start_decl): Update.
15317 (enum deprecated_states): Moved earlier.
15318 (groktypename): Update.
15319 (push_parm_decl): Likewise.
15320 (grokfield): Likewise.
15321 (start_function): Likewise.
15323 2007-06-09 Ian Lance Taylor <iant@google.com>
15325 PR tree-optimization/32169
15326 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15327 CONVERT_EXPR, check whether min and max both converted to an
15328 overflow infinity representation.
15330 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15332 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15333 not inserted on the edge.
15335 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15337 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15338 instructions if they are supported.
15339 (__divsi3, __umodsi3, __modsi3): Likewise.
15340 (__ashldi3, __ashrdi3, __lshrdi3): New.
15341 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15343 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15344 Tony Linthicum <tony.linthicum@amd.com>
15346 * doc/invoke.texi: Add fvect-cost-model flag.
15347 * common.opt (fvect-cost-model): New flag.
15348 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15349 cost fields in stmt_vec_info struct for STMT.
15350 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15351 fields in stmt_vec_info struct and access functions for the same.
15352 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15353 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15354 load, store and vector to scalar operation.
15355 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15356 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15357 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15358 (TARG_VEC_STORE_COST): Define cost of vector store.
15359 (vect_estimate_min_profitable_iters): Define new function.
15360 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15361 check to evaluate if loop iterations are less than minimum profitable
15362 iterations determined by cost model or minimum vect loop bound defined
15363 by user, whichever is more conservative.
15364 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15365 run-time check to evaluate if loop iterations are less than minimum
15366 profitable iterations determined by cost model or minimum vect loop
15367 bound defined by user, whichever is more conservative.
15368 (vect_estimate_min_profitable_iterations): New function to estimate
15369 mimimimum iterartions required for vector version of loop to be
15370 profitable over scalar version.
15371 (vect_model_reduction_cost): New function.
15372 (vect_model_induction_cost): New function.
15373 (vect_model_simple_cost): New function.
15374 (vect_cost_strided_group_size): New function.
15375 (vect_model_store_cost): New function.
15376 (vect_model_load_cost): New function.
15377 (vectorizable_reduction): Call vect_model_reduction_cost during
15379 (vectorizable_induction): Call vect_model_induction_cost during
15381 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15382 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15383 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15384 vectorizable_promotion, vectorizable_demotion): Call
15385 vect_model_simple_cost during analysis phase.
15387 2007-06-08 Simon Baldwin <simonb@google.com>
15389 * reg-stack.c (get_true_reg): Readability change. Moved default case
15390 label into direct switch statement scope.
15392 2007-06-08 Simon Baldwin <simonb@google.com>
15394 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15395 in gcc_assert() with '==' comparison.
15397 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15399 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15400 TARGET_ABM handling of x86_popcnt variable.
15402 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15404 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15405 __builtin_copysignq and __builtin_infq built-in functions.
15407 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15409 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15410 SSE4.2 section. Correct built-in function names in SSE4A section.
15412 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15414 PR tree-optimization/32243
15415 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15416 for ncopies after ratio check between nunits_out and nunits_in.
15417 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15419 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15421 PR tree-optimization/32224
15422 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15423 vectorization upon a non GIMPLE_MODIFY_STMT.
15425 2007-06-08 Christian Bruel <christian.bruel@st.com>
15428 * config/sh/sh.md (doloop_end): New pattern and splitter.
15429 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15431 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15433 PR middle-end/32209
15434 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15436 (verify_dominators): Do not change dominance tree.
15438 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15440 * config/sh/constraints.md: New file.
15441 * config/sh/sh.c: Include tm-constrs.h.
15442 (reg_class_from_letter): Remove.
15443 (prepare_cbranch_operands): Use satisfies_constraint_*
15444 function instead of macro.
15445 (andcosts, broken_move, sh_secondary_reload): Likewise.
15446 * config/sh/predicates.md (trapping_target_operand): Likewise.
15447 (and_operand, arith_operand, arith_reg_or_0_operand,
15448 cmp_operand, logical_operand, target_operand,
15449 ua_address_operand, ua_offset, xor_operand): Likewise.
15450 * config/sh/sh.md: Include constraints.md.
15451 (*movsicc_t_false): Use satisfies_constraint_* function
15453 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15454 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15455 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15456 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15457 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15458 (REG_CLASS_FROM_CONSTRAINT): Remove.
15459 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15460 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15461 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15462 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15463 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15464 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15465 function instead of macro.
15466 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15467 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15468 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15469 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15470 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15471 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15472 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15473 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15474 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15475 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15476 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15477 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15478 EXTRA_CONSTRAINT_STR): Likewise.
15479 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15481 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15483 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15485 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15488 * c-common.h (flag_cpp0x): Replaced by...
15489 (cxx_dialect): ... this new variable specifying the C++ dialect that
15491 * c-common.c (flag_cpp0x): Removed.
15492 (cxx_dialect): Defined.
15493 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15495 * c-opts.c (c_common_post_options): Likewise.
15496 (set_std_cxx98): Set cxx_dialect to cxx98.
15497 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15499 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15500 Hui-May Chang <hm.chang@apple.com>
15502 * doc/invoke.texi (Darwin Options): Update documentation for
15503 -mmacosx-version-min.
15504 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15505 * config/darwin-driver.c: New file.
15506 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15507 * config/t-darwin (darwin-driver.o): New rule.
15509 * config/darwin-c.c (version_as_macro): Ignore low digit.
15511 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15513 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15514 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15515 (CSGNMODE): New mode macro.
15516 (CSGNVMODE): New mode attribute.
15517 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15518 expander using CSGNMODE mode macro. Handle TFmode.
15519 (copysign<mode>3_const): Rename from copysignsf3_const and
15520 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15522 (copysign<mode>3_var): Rename from copysignsf3_var and
15523 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15525 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15526 mode macro. Handle TFmode.
15527 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15528 (iortf3, *iortf3): Ditto.
15529 (xortf3, *xortf3): Ditto.
15530 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15531 TFmode and TImode masks.
15532 (ix86_expand_copysign): Expand TFmode copysign insn.
15533 (IX86_BUILTIN_INFQ): New.
15534 (IX86_BUILTIN_FABSQ): Ditto.
15535 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15536 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15537 [__builtin_fabsq]: Ditto.
15538 [__builtin_copysignq]: Ditto.
15539 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15540 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15541 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15542 ix86_expand_binop_builtin().
15544 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15546 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15548 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15551 * rtl.h (push_to_sequence2): New.
15552 * emit-rtl.c (push_to_sequence2): New.
15553 * function.c (assign_parm_data_all): Add new fields.
15554 (assign_parm_setup_block): Call push_to_sequence2 instead of
15556 (assign_parm_setup_reg): Ditto.
15557 (assign_parm_setup_stack): Ditto.
15558 (assign_parms_unsplit_complex): Ditto.
15559 (assign_parms): Change field name.
15561 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15563 PR tree-optimization/32220
15564 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15565 phi node is reached before defining statement.
15567 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15570 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15571 after changing the right hand side of the assignment.
15573 2007-06-06 Eric Christopher <echristo@apple.com>
15575 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15576 (x86_64-*-darwin*): Ditto.
15577 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15578 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15580 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15582 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15583 coding conventions.
15584 (add_key): Likewise.
15585 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15586 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15588 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15590 (add_cost_one_coalesce): Likewise.
15591 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15592 variable names. Rename orig to orig_name for consistency.
15593 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15594 coding conventions.
15595 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15597 (record_equivalences_from_stmt): Likewise.
15598 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15599 the coding conventions.
15600 (memory_ssa_name_same): Likewise.
15601 (dse_optimize_stmt): Likewise.
15602 (dse_record_phis): Likewise.
15603 (dse_finalize_block): Likewise.
15604 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15605 keywords as variable names.
15606 (may_move_till): Cast according to the coding conventions.
15607 (force_move_till_expr): Avoid using C++ keywords as variable names.
15608 (force_move_till): Cast according to the coding conventions.
15609 (memref_hash): Likewise.
15610 (memref_eq): Likewise.
15611 (gather_mem_refs_stmt): Likewise.
15612 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15613 using C++ keywords as variable names.
15614 (idx_find_step): Cast according to the coding conventions.
15615 (idx_record_use): Likewise.
15616 (find_depends): Likewise.
15617 (prepare_decl_rtl): Likewise.
15618 (mbc_entry_hash): Likewise.
15619 (mbc_entry_eq): Likewise.
15620 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15621 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15622 (idx_infer_loop_bounds): Cast according to the coding conventions.
15623 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15624 * tree-ssa-math-opts.c (occ_new ): Likwise.
15625 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15627 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15629 (add_use_op): Likewise.
15630 (add_vop): Likewise.
15631 (add_vuse_op): Likewise.
15632 (add_vdef_op): Likewise.
15633 (get_expr_operands): Likewise.
15634 (push_stmt_changes): Use type safe memory macros.
15635 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15636 keywords as variable names.
15637 (conditional_replacement): Likewise.
15638 (minmax_replacement): Likewise.
15639 (abs_replacement): Likewise.
15640 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15641 coding conventions.
15642 (insert_fake_stores): Avoid using C++ keywords as variable names.
15643 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15645 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15646 (heapvar_insert): Use type safe memory macros.
15647 (new_var_info): Cast according to the coding conventions.
15648 (new_constraint): Likewise.
15649 (remove_preds_and_fake_succs): Use type safe memory macros.
15650 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15652 (thread_single_edge): Likewise.
15653 (thread_through_loop_header): Likewise.
15655 2007-06-06 Eric Christopher <echristo@apple.com>
15657 * config/i386/i386.c (override_options): Move handling
15658 of TARGET_SUBTARGET* earlier.
15660 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15662 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15665 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15667 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15668 emited outside of basic block.
15669 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15670 the created blocks.
15671 * rtl.h (delete_insn_chain): Declaration changed.
15672 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15674 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15675 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15676 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15677 to delete_insn_chain.
15678 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15679 do not have bb field set.
15680 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15682 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15683 * cfgcleanup.c (try_optimize_cfg): Ditto.
15685 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15687 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15688 (lambda_body_vector_new): Use type safe memory macros.
15689 (lambda_linear_expression_new): Likewise.
15690 (lambda_loopnest_new): Likewise.
15691 (lambda_lattice_new): Likewise.
15692 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15693 conventions. Use type safe memory macros.
15694 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15695 (lambda_body_vector_s): Likewise.
15696 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15697 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15699 2007-06-06 Richard Guenther <rguenther@suse.de>
15701 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15702 if we need to schedule cfg_cleanup.
15703 (tree_ssa_forward_propagate_single_use_vars): Do so.
15705 2007-06-06 Ian Lance Taylor <iant@google.com>
15707 * fold-const.c (merge_ranges): If range_successor or
15708 range_predecessor fail, just return 0.
15710 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15712 PR tree-optimization/32216
15713 * tree-vectorizer.c (supportable_widening_operation): Determine
15714 signedness of FIX_TRUNC_EXPR from output operand.
15715 (supportable_narrowing_operation): Ditto.
15716 * tree-vect-generic.c (expand_vector_operations_1): Determine
15717 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15718 from input operand.
15720 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15722 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15723 (struct pta): ...from here. Change flags to unsigned to avoid
15724 excessive casting (as it is used as a bit mask).
15725 (override_options): Add casts according to the coding convenventions.
15726 (x86_64_elf_unique_section): Likewise.
15727 (examine_argument): Avoid using C++ keywords as variable names.
15728 (construct_container): Likewise.
15729 (legitimize_pic_address): Likewise.
15730 (get_dllimport_decl): Cast according to the coding conventions. Use
15731 type safe memory macros.
15732 (legitimize_address): Cast according to the coding conventions.
15733 (emit_i387_cw_initialization): Corrected the type of slot to enum
15735 (ix86_init_machine_status): Use type safe memory macros.
15736 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15737 (bdesc_pcmpistr): Likewise.
15738 (bdesc_crc32): Likewise.
15739 (bdesc_sse_3arg): Likewise.
15740 (bdesc_2arg): Likewise.
15741 (bdesc_1arg): Likewise.
15742 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15743 (ix86_expand_sse_pcmpistr): Likewise.
15744 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15745 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15746 int to match the langhook definition.
15747 (ix86_builtin_conversion): Change the type of code to unsigned init to
15748 match the langhook definition.
15749 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15751 (ix86_preferred_output_reload_class): Likewise.
15752 (ix86_cannot_change_mode_class): Likewise.
15753 (ix86_memory_move_cost): Likewise.
15754 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15755 avoid excessive casting later on.
15756 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15758 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15760 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15761 as flags setting insn.
15762 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15764 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15766 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15767 (UNSPEC_ROUND): New.
15768 ("sse4_1_round<mode>2"): New insn pattern.
15769 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15771 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15772 expander using SSEMODEF mode macro. Expand using
15773 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15774 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15775 expander using SSEMODEF mode macro. Expand using
15776 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15777 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15778 expander using SSEMODEF mode macro. Expand using
15779 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15780 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15781 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15782 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15785 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15786 Sebastian Pop <sebpop@gmail.com>
15788 * lambda.h (build_linear_expr): New.
15789 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15790 Use build_linear_expr, call fold and force_gimple_operand.
15791 (lambda_loopnest_to_gcc_loopnest): Check that there is
15792 something to insert.
15793 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15795 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15797 PR preprocessor/23479
15798 * doc/extend.texi: Document the 0b-prefixed binary integer
15799 constant extension.
15801 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15803 PR tree-optimization/32215
15804 * tree-vectorizer.c (supportable_widening_operation): Return false
15805 for unsupported FIX_TRUNC_EXPR tree code.
15806 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15808 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15810 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15811 register on SPE targets. Change documentation to reflect
15813 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15814 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15815 out of the register allocation pool.
15816 (rs6000_reg_live_or_pic_offset_p): New function.
15817 (rs6000_emit_prologue): Move the actual saving of LR up to free
15818 r0 for holding r11. Split saving of SPE 64-bit registers into
15819 its own case. Ensure that offsets will always be in-range for
15820 'evstdd' by using r11 as a scratch register to point at the start
15821 of the SPE save area. Save r11 if necessary, as it is the static
15823 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15824 into its own case. Ensure that offsets will always be in-range
15825 for 'evldd' by using r11 as a scratch register to point at the
15826 start of the SPE save area. Also adjust r11 when restoring
15827 the stack pointer to compensate for pre-loading r11.
15829 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15831 * cfg.c (init_flow): Use type safe memory macros.
15832 (alloc_block): Likewise.
15833 (unchecked_make_edge): Likewise.
15834 (dump_flow_info): Avoid using C++ keywords as variable names.
15835 (copy_original_table_clear): Cast according to the coding conventions.
15836 (copy_original_table_set): Likewise.
15837 * cfgexpand (label_rtx_for_bb): Likewise.
15838 (expand_gimple_basic_block): Likewise.
15839 * cfghooks.c (dump_bb): Likewise.
15840 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15842 (lv_add_condition_to_bb): Likewise.
15843 * cfglayout (relink_block_chain): Cast according to the coding
15845 (fixup_reorder_chain): Likewise.
15846 (fixup_fallthru_exit_predecessor): Likewise.
15847 * cfgloop.c (glb_enum_p): Likewise.
15848 (get_exit_description): Likewise.
15849 (dump_recorded_exit): Likewise.
15850 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15851 (struct loop): ... from here.
15852 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15854 * cfgrtl.c (rtl_create_basic_block): Likewise.
15855 (rtl_split_block): Likewise.
15856 (rtl_dump_bb): Likewise.
15857 (cfg_layout_split_block): Likewise.
15858 (init_rtl_bb_info): Use typesafe memory macros.
15860 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15861 * graphds.h: Updated all usages of edge to graph_edge.
15862 * graphds.c: Likewise.
15863 * cfgloopanal.c: Likewise.
15865 2007-06-05 Ian Lance Taylor <iant@google.com>
15867 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15868 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15869 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15871 (test_for_singularity): Likewise.
15873 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15875 * config/i386/constraints.md ("Y2"): Replaced by ...
15877 * config/i386/i386.md: Likewise.
15878 * config/i386/mmx.md: Likewise.
15879 * config/i386/sse.md: Likewise.
15881 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15883 * config/i386/constraints.md ("z"): Replaced by ...
15885 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15886 (sse4_1_blendvps): Likewise.
15887 (sse4_1_pblendvb): Likewise.
15888 (sse4_2_pcmpestr): Likewise.
15889 (sse4_2_pcmpestrm): Likewise.
15890 (sse4_2_pcmpestr_cconly): Likewise.
15891 (sse4_2_pcmpistr): Likewise.
15892 (sse4_2_pcmpistrm): Likewise.
15893 (sse4_2_pcmpistr_cconly): Likewise.
15895 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15897 * matrix-reorg.c (transform_access_sites): Fix computation.
15898 (transform_allocation_sites): Same.
15900 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15902 * config/i386/i386.c (override_options): Use
15903 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15905 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15907 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15908 (nonimm_not_xmm0_operand): Ditto.
15909 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15910 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15911 as operand[2] predicate. Require "z" class XMM register for
15912 operand[3]. Adjust asm template.
15913 ("sse4_1_blendvpd"): Ditto.
15914 ("sse4_1_pblendvb"): Ditto.
15915 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15916 force op2 into xmm0 register for variable blend instructions.
15918 2007-06-04 Tom Tromey <tromey@redhat.com>
15920 * c-tree.h (start_enum): Update.
15921 (build_enumerator): Likewise.
15922 * c-decl.c (enum_next_value): Removed.
15923 (enum_overflow): Likewise.
15924 (start_enum): Add c_enum_contents argument. Don't use globals.
15925 (build_enumerator): Likewise.
15926 * c-tree.h (struct c_enum_contents): New struct.
15928 2007-06-04 Tom Tromey <tromey@redhat.com>
15930 * c-common.c (c_common_get_alias_set): Fix indentation.
15932 2007-06-04 Ian Lance Taylor <iant@google.com>
15934 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15935 to overflow, reduce overflow infinity to regular infinity.
15936 (vrp_var_may_overflow): New static function.
15937 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15939 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15941 * stor-layout.c (layout_type): Remove duplicate code.
15943 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15946 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15947 before build_common_builtin_nodes ().
15949 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15952 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15954 2007-06-04 Jan Hubicka <jh@suse.cz>
15956 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15957 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15958 instead of _stat version.
15960 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15962 PR tree-optimization/32194
15963 * tree-predcom.c (determine_offset): Check that both references have
15966 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15968 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15969 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15970 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15971 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15972 Add argument to iterate_fix_dominators call.
15973 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15974 * gcse.c (hoist_code): Change domby to vector.
15975 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15976 Add argument to iterate_fix_dominators call.
15977 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15978 recompute_dominator.
15979 * lambda-code.c (perfect_nestify): Ditto.
15980 * cfgloopanal.c: Include graphds.h.
15981 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15982 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15983 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15985 * graphds.c: New file.
15986 * graphds.h: New file.
15987 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15988 (get_dominated_by, get_dominated_by_region): Change return type to
15990 (verify_dominators): Recompute all dominators and compare the results.
15991 (recount_dominator): Renamed to ...
15992 (recompute_dominator): ... this. Do not check that the block is
15993 dominated by entry.
15994 (iterate_fix_dominators): Reimplemented.
15995 (prune_bbs_to_update_dominators, root_of_dom_tree,
15996 determine_dominators_for_sons): New functions.
15997 * et-forest.c (et_root): New function.
15998 * et-forest.h (et_root): Declare.
15999 * Makefile.in (graphds.o): Add.
16000 (cfgloopanal.o): Add graphds.h dependency.
16001 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16002 * basic-block.h (get_dominated_by, get_dominated_by_region,
16003 iterate_fix_dominators): Declaration changed.
16004 (recount_dominator): Renamed to ...
16005 (recompute_dominator): ... this.
16006 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16007 (thread_through_all_blocks): Do not free dominance info.
16009 2007-06-03 Andreas Schwab <schwab@suse.de>
16011 * config/m68k/m68k.c (override_options): Don't override
16013 * config/m68k/m68k-modes.def (SF, DF): Define to use
16014 motorola_single_format and motorola_double_format, resp.
16015 * real.c (motorola_single_format): Renamed from
16016 coldfire_single_format.
16017 (motorola_double_format): Renamed from coldfire_double_format.
16018 (encode_ieee_extended): Generate a proper canonical NaN image
16019 respecting canonical_nan_lsbs_set.
16020 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16022 * real.h: Adjust declarations.
16024 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16027 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16028 the symbol is generated with the stack protector.
16030 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16032 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16033 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16035 * doc/extend.texi (interrupt): Mention m68k.
16037 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16039 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16040 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16041 (ix86_expand_sse_pcmpestr): Do not check operands for
16042 "register_operand", when insn operand predicate is "register_operand".
16043 (ix86_expand_sse_pcmpistr): Ditto.
16045 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16046 Uros Bizjak <ubizjak@gmail.com>
16048 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16049 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16050 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16051 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16052 * config/i386/constraints.md ("z"): New register constraint
16053 for members of SSE_FIRST_REG class.
16054 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16055 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16056 SSE_FIRST_REG class.
16057 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16058 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16059 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16060 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16061 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16062 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16063 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16064 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16065 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16066 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16067 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16068 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16069 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16070 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16071 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16072 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16073 (struct builtin_description): Change "flag" field to unsigned.
16074 (bdesc_pcmpestr): New builtin description table.
16075 (bdesc_pcmpistr): Likewise.
16076 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16077 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16078 Initialize pcmp[ei]str[im] insns for SSE4.2.
16079 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16080 (ix86_expand_sse_pcmpistr): Likewise.
16081 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16082 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16083 (UNSPEC_PCMPISTR): Likewise.
16084 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16085 (sse4_2_pcmpestri):New isns pattern.
16086 (sse4_2_pcmpestrm): Likewise.
16087 (sse4_2_pcmpestr_cconly): Likewise.
16088 (sse4_2_pcmpistr): New insn patern and splitter.
16089 (sse4_2_pcmpistri):New isns pattern.
16090 (sse4_2_pcmpistrm): Likewise.
16091 (sse4_2_pcmpistr_cconly): Likewise.
16092 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16095 2007-06-01 David Daney <ddaney@avtrex.com>
16097 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16098 LOADGP_ABSOLUTE and not binds_local_p.
16100 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16102 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16104 2007-06-01 Ian Lance Taylor <iant@google.com>
16106 * tree-vrp.c (compare_name_with_value): Always set
16107 used_strict_overflow if we get a result from the variable itself.
16109 2007-06-01 Ian Lance Taylor <iant@google.com>
16111 PR rtl-optimization/31455
16112 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16113 subregs which have a cast between modes which are not tieable.
16115 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16117 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16118 breaks after return statements.
16120 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16122 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16123 only after no_new_pseudos.
16125 2007-05-31 Eric Christopher <echristo@apple.com>
16127 * expr.c (convert_move): Assert that we don't have a BLKmode
16129 (store_expr): Handle BLKmode moves by calling emit_block_move.
16131 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16133 * c-typeck.c (build_indirect_ref): Include type in error message.
16134 (build_binary_op): Pass types to binary_op_error.
16135 * c-common.c (binary_op_error): Take two type arguments, print out
16137 * c-common.h (binary_op_error): Update prototype.
16139 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16141 * config/i386/i386.c: Correct coments on -mno-sse4.
16143 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16145 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16146 (x86_64-*-*): Likewise.
16147 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16148 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16149 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16150 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16151 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16152 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16153 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16154 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16155 (OPTION_MASK_ISA_SSE4): Likewise.
16156 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16157 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16158 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16159 (override_options): Support SSE4.2.
16160 (ix86_build_const_vector): Support SImode and DImode.
16161 (ix86_build_signbit_mask): Likewise.
16162 (ix86_expand_int_vcond): Support V2DImode.
16163 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16164 (IX86_BUILTIN_CRC32HI): Likewise.
16165 (IX86_BUILTIN_CRC32SI): Likewise.
16166 (IX86_BUILTIN_CRC32DI): Likewise.
16167 (IX86_BUILTIN_PCMPGTQ): Likewise.
16168 (bdesc_crc32): Likewise.
16169 (bdesc_sse_3arg): Likewise.
16170 (ix86_expand_crc32): Likewise.
16171 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16172 (ix86_expand_builtin): Likewise.
16173 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16174 __SSE4_2__ for -msse4.2.
16175 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16176 (CRC32MODE): Likewise.
16177 (crc32modesuffix): Likewise.
16178 (crc32modeconstraint): Likewise.
16179 (sse4_2_crc32<mode>): Likewise.
16180 (sse4_2_crc32di): Likewise.
16181 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16183 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16184 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16185 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16186 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16187 (vcondu<mode>): Likewise.
16188 * doc/extend.texi: Document SSE4.2 built-in functions.
16189 * doc/invoke.texi: Document -msse4.2/-msse4.
16191 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16193 PR tree-optimization/32160
16194 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16195 variable as gimple reg.
16196 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16198 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16200 * gcc.c (main): Don't consider linker options when issuing the
16201 warning about a linker input file not being used.
16203 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16205 * tree-vrp.c (compare_names): Initialize sop.
16207 2007-05-30 Dirk Mueller <dmueller@suse.de>
16209 * cgraphunit.c (cgraph_analyze_function): Remove
16210 computation of inline parameters.
16212 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16214 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16216 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16218 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16219 Add vx-common.h. Include vxworks.h between vx-common.h and
16221 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16223 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16224 (TARGET_ASM_DESTRUCTOR): Likewise.
16225 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16226 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16227 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16228 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16229 (VXWORKS_ENDIAN_SPEC): Define.
16230 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16231 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16232 VXWORKS_* equivalents.
16233 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16234 (ASM_FILE_START): Delete.
16235 (TARGET_VERSION): Reformat.
16236 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16237 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16238 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16239 (FPBIT, DPBIT): Define.
16240 (fp-bit.c, dp-bit.c): New rules.
16241 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16242 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16243 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16244 * config/arm/arm.h: Include vxworks-dummy.h.
16245 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16246 Mark with ATTRIBUTE_UNUSED.
16247 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16248 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16249 make it incompatible with -msingle-pic-base.
16250 (arm_function_ok_for_sibcall): Return false for calls that might
16251 go through a VxWorks PIC PLT entry.
16252 (require_pic_register): New function, split out from...
16253 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16255 (arm_load_pic_register): Handle the VxWorks RTP initialization
16256 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16257 (arm_emit_call_insn): New function.
16258 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16259 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16260 (pic_offset_arm): New pattern.
16261 (call, call_value): Use arm_emit_call_insn.
16262 (call_internal, call_value_internal): New expanders.
16263 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16264 VxWorks unless __PIC__.
16266 2007-05-30 Eric Christopher <echristo@gmail.com>
16268 * genrecog.c: Include regs.h in generated file.
16269 * genemit.c: Ditto. Fix up formatting.
16270 * config/mn10300/constraints.md: New.
16271 * config/mn10300/mn10300.md: Include.
16272 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16273 Fix up for removed macro.
16274 * config/mn10300/predicates.md (call_address_operand): Ditto.
16275 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16276 (CONST_OK_FOR_I): Ditto.
16277 (CONST_OK_FOR_J): Ditto.
16278 (CONST_OK_FOR_K): Ditto.
16279 (CONST_OK_FOR_L): Ditto.
16280 (CONST_OK_FOR_M): Ditto.
16281 (CONST_OK_FOR_N): Ditto.
16282 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16286 (EXTRA_CONSTRAINT): Ditto.
16288 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16290 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16292 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16293 OPTION_MASK_ISA_64BIT.
16294 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16296 2007-05-30 Richard Guenther <rguenther@suse.de>
16298 PR middle-end/32152
16299 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16300 types for comparison.
16301 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16302 with original typed arguments.
16303 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16305 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16307 PR tree-optimization/31769
16308 * except.c (duplicate_eh_regions): Clear prev_try if
16309 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16311 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16313 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16314 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16315 bsi of the location where statements should be inserted.
16316 (sink_code_in_bb): Take bsi from statement_sink_location.
16317 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16318 instead of bsi_start.
16319 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16321 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16322 (bsi_move_before): Document inconsistency with bsi_move_after.
16323 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16325 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16327 * config/i386/i386.h (TARGET_ABM): New define.
16328 (TARGET_POPCNT): Ditto.
16329 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16330 New temporary defines to redefine from OPTION_ISA_* defines.
16331 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16332 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16333 (ix86_isa_flags): New extern int declaration.
16334 (TARGET_SUBTARGET_DEFAULT): New define.
16335 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16336 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16337 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16338 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16339 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16340 * config/i386/darwin.h: Change TARGET_64BIT define to
16343 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16344 using existing "ix86_isa_flags" varible.
16345 (m32, m64): Use existing "ix86_isa_flags" variable.
16346 (mmmx, m3dnow): Ditto.
16347 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16348 (mabm): Define as non-negative option using "x86_abm" variable.
16349 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16351 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16352 Rewrite feature test bitmap.
16353 (ix86_isa_flags): New initialized global int varible.
16354 (ix86_isa_flags_explicit): New static int variable.
16355 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16356 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16357 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16358 target_flags_explicit.
16359 (override_options): Remove "target_enable" and "target_disable" fields
16360 from "struct ptt". Update processor_target_table accordingly. Remove
16361 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16362 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16363 "target_flags" and "ix86_isa_flags_explicit" instead of
16364 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16365 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16366 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16367 to true when either of PTA_POPCNT or PTA_ABM is set in
16368 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16369 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16370 processor_alias_table flags entry. Remove handling of
16371 "target_enable" and "target_disable" fields of processor_target_table.
16372 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16373 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16374 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16375 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16376 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16378 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16380 2007-05-29 David Daney <ddaney@avtrex.com>
16383 * config/mips/mips.c (mips_output_mi_thunk): Emit
16384 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16386 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16387 * config/i386/i386.c (ix86_function_regparm): Added checking of
16388 ix86_force_align_arg_pointer to determine the number of
16389 register parameters.
16391 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16393 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16394 (SET_DR_MISALIGNMENT): New.
16395 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16396 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16397 Use SET_DR_MISALIGNMENT.
16398 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16400 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16401 find_loop_nest): Export.
16402 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16403 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16404 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16405 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16407 (struct mem_ref): Add field reuse_distance.
16408 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16409 Initialize reuse_distance field.
16410 (issue_prefetch_ref): Select temporality of prefetch according to
16412 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16413 self_reuse_distance, determine_loop_nest_reuse): New functions.
16414 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16415 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16416 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16419 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16421 * tree-ssa-alias.c: Add aliasing overview.
16423 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16424 Danny Smith <dannysmith@users.sourceforge.net>
16427 * config/i386/t-crtfm: Compile crtfastmath.o with
16428 -minline-all-stringops.
16429 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16430 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16432 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16434 * doc/md.texi: Document constraints on HP PA-RISC.
16436 * pa/constraints.md: New file.
16437 * pa.md: Include constraints.md.
16438 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16439 (integer_store_memory_operand, ldil_cint_p): New functions.
16440 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16441 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16442 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16443 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16444 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16446 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16449 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16450 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16451 case POSTDECREMENT_EXPR>): Return the error_mark_node
16452 if either the real or imaginary parts would an
16455 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16457 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16458 name when we remove it from a call.
16460 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16462 * targhooks.c (default_narrow_bitfield): Remove.
16463 * targhooks.h: Remove the prototype for
16464 default_narrow_bitfield.
16466 * langhooks-def.h: Remove the prototype for
16467 hook_get_alias_set_0.
16468 * langhooks.c (hook_get_alias_set_0): Remove.
16470 * global.c (EXECUTE_IF_CONFLICT): Remove.
16472 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16475 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16476 return true when truth_value_p is true and the type
16479 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16481 * doc/install.texi (Prerequisites): We no longer require Autoconf
16482 2.13 for the top-level.
16484 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16486 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16487 memory access via x86_expand_vector_move_misalign() only for
16488 TImode values on 32-bit targets.
16490 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16492 * matrix-reorg.c: New file. Implement matrix flattening and
16493 transposing optimization.
16494 * tree-pass.h: Add matrix reorg pass.
16495 * common.opt: Add fipa-mreorg flag.
16496 * Makefile.in: Add matrix-reorg.c.
16497 * passes.c: Add matrix reorg pass.
16498 * varpool.c (add_new_static_var): New function.
16499 * cgraph.h (add_new_static_var): Declare.
16501 2007-05-27 Eric Christopher <echristo@apple.com>
16503 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16504 sp_offset depending on stack size. Save r12 depending
16505 on registers we're saving later.
16506 (rs6000_emit_epilogue): Update sp_offset depending only
16509 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16511 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16512 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16513 * ifcvt.c (if_convert): Ditto.
16514 * tree-ssa-threadupdate.c (thread_block): Ditto.
16515 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16516 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16517 verify_loop_closed_ssa): Check number_of_loops instead of
16519 * predict.c (tree_estimate_probability): Ditto.
16520 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16521 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16522 * modulo-sched.c (sms_schedule): Ditto.
16523 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16524 (scev_finalize): Do not do anything if scev analysis was not
16526 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16527 current_loops == NULL.
16528 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16529 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16530 there are no loops.
16531 (loop_optimizer_finalize): Assert that loops were analyzed.
16532 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16533 rtl_doloop): Check number_of_loops instead of current_loops.
16534 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16535 current_loops == NULL.
16536 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16537 gate_tree_vectorize tree_linear_transform, check_data_deps,
16538 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16539 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16540 Check number_of_loops instead of current_loops.
16541 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16542 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16543 free loops if available.
16544 (execute_pre): Do not pass do_fre to fini_pre.
16546 2007-05-27 Tobias Burnus <burnus@net-b.de>
16548 PR middle-end/32083
16549 * real.c (mpfr_from_real): Fix sign of -Inf.
16551 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16553 * tree-vect-transform.c (vectorizable_conversion): Initialize
16554 tree_code variables to ERROR_MARK.
16555 (vectorizable_type_demotion): Likewise.
16556 (vectorizable_type_promotion): Likewise.
16558 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16561 * config/i386/i386.md (movti): Handle push operands via
16562 ix86_expand_push().
16564 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16566 * basic-block.h: Remove the prototype for merge_seq_blocks.
16567 * cfgcleanup.c (merge_seq_blocks): Remove.
16569 * tree-flow.h: Remove the prototype for is_aliased_with.
16570 * tree-ssa-alias.c (is_aliased_with): Remove.
16572 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16574 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16576 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16578 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16579 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16580 (vec_unpacks_hi_v16qi): Likewise.
16581 (vec_unpacku_lo_v16qi): Likewise.
16582 (vec_unpacks_lo_v16qi): Likewise.
16583 (vec_unpacku_hi_v8hi): Likewise.
16584 (vec_unpacks_hi_v8hi): Likewise.
16585 (vec_unpacku_lo_v8hi): Likewise.
16586 (vec_unpacks_lo_v8hi): Likewise.
16587 (vec_unpacku_hi_v4si): Likewise.
16588 (vec_unpacks_hi_v4si): Likewise.
16589 (vec_unpacku_lo_v4si): Likewise.
16590 (vec_unpacks_lo_v4si): Likewise.
16592 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16594 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16595 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16596 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16597 follow spelling conventions in various
16598 warning/error/diagnostic messages.
16600 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16601 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16602 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16603 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16604 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16605 * doc/tm.texi: Follow spelling conventions.
16607 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16610 * tree-ssa-forwprop.c
16611 (forward_propagate_addr_into_variable_array_index): Remove
16612 the lhs argument. Use the type of def_rhs instead of lhs.
16613 (forward_propagate_addr_expr_1): Update use of
16614 forward_propagate_addr_into_variable_array_index.
16616 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16617 Nigel Stephens <nigel@mips.com>
16619 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16620 function attributes, "far" being an alias for "long_call".
16621 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16622 (mips_near_type_p, mips_far_type_p): New.
16623 (mips_comp_type_attributes): New function to check that attributes
16624 attached to a function type are compatible.
16625 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16626 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16627 to the target function of the thunk.
16628 (mips_encode_section_info): Check for "near" and "far" function
16629 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16631 * config/mips/predicates.md (const_call_insn_operand): Test only
16632 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16634 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16637 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16638 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16639 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16640 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16642 2007-05-25 Eric Christopher <echristo@apple.com>
16644 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16645 to x86-darwin configurations.
16646 * config/i386/t-darwin: Add softfp support.
16647 * config/i386/t-darwin64: Ditto.
16648 * config/i386/sfp-machine.h: If mach then don't use
16649 aliasing, emit a stub to call.
16651 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16653 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16654 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16655 tree-predcom.c, tree-ssa-alias-warnings.c,
16656 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16657 comment typos. Follow spelling conventions.
16658 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16660 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16663 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16664 constants into memory. Expand unaligned memory references for
16665 SSE modes via x86_expand_vector_move_misalign() function.
16667 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16669 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16670 "memory" attribute for "sseishft" type insn without operands[2].
16672 2007-05-25 Dirk Mueller <dmueller@suse.de>
16673 Marcus Meissner <meissner@suse.de>
16675 * doc/extend.texi (alloc_size): New attribute.
16676 * c-common.c (handle_alloc_size_attribute): New.
16677 * tree-object-size.c (alloc_object_size): Use alloc_size
16678 attribute, if available.
16680 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16682 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16684 (__builtin_ia32_vec_ext_v2di): Likewise.
16685 (__builtin_ia32_vec_ext_v4si): Likewise.
16686 (__builtin_ia32_vec_ext_v8hi): Likewise.
16687 (__builtin_ia32_vec_ext_v16qi): Likewise.
16688 (__builtin_ia32_vec_set_v8hi): Likewise.
16690 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16692 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16694 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16696 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16697 (arm_is_longcall_p): Rename to...
16698 (arm_is_long_call_p): ...this. Take a single tree argument and
16700 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16701 (CUMULATIVE_ARGS): Remove call_cookie.
16702 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16703 (ENCODED_LONG_CALL_ATTR_P): Delete.
16704 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16705 LONG_CALL_FLAG_CHAR cases.
16706 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16707 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16708 ARM_DECLARE_FUNCTION_SIZE.
16709 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16710 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16711 (arm_encode_call_attribute, current_file_function_operand): Delete.
16712 (arm_function_in_section_p): New function.
16713 (arm_is_longcall_p): Rename to...
16714 (arm_is_long_call_p): ...this. Take the target function as a single
16715 argument and return a bool. Do not rely on call cookies. Check
16716 whether the target symbol is in the same section as the current
16717 function, not just the same compilation unit.
16718 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16719 (arm_encode_section_info): Don't encode a call type.
16720 * config/arm/arm.md (call, call_value): Update calls to
16721 arm_is_long(_)call_p. Simplify logic.
16722 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16723 Update calls to arm_is_long(_)call_p.
16725 2007-05-25 Richard Guenther <rguenther@suse.de>
16727 PR tree-optimization/31982
16728 * tree-ssa-forwprop.c
16729 (forward_propagate_addr_into_variable_array_index): Handle arrays
16730 with element size one.
16732 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16734 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16735 (umulsi3_highpart): Likewise.
16737 2007-05-24 Ian Lance Taylor <iant@google.com>
16739 PR rtl-optimization/32069
16740 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16743 2007-05-24 Ollie Wild <aaw@google.com>
16745 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16748 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16750 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16751 (oprs_unchanged_p): Use it to check all registers in a REG.
16752 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16753 (reg_set_between_after_reload_p): Delete.
16754 (reg_used_between_after_reload_p): Likewise.
16755 (reg_set_or_used_since_bb_start): Likewise.
16756 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16757 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16758 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16759 * rtlanal.c (reg_set_p): Check whether REG overlaps
16760 regs_invalidated_by_call, rather than just checking the
16761 membership of REGNO (REG).
16763 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16765 * doc/passes.texi: Document predictive commoning.
16766 * doc/invoke.texi (-fpredictive-commoning): Document.
16767 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16768 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16769 adding indices to the generated name.
16770 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16771 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16772 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16773 (op_symbol_code): ... and exported.
16774 (dump_omp_clause, op_symbol): Use op_symbol_code
16775 instead of op_symbol_1.
16776 * tree-pass.h (pass_predcom): Declare.
16777 * timevar.def (TV_PREDCOM): New timevar.
16778 * tree-ssa-loop.c (run_tree_predictive_commoning,
16779 gate_tree_predictive_commoning, pass_predcom): New.
16780 * tree-data-ref.c (find_data_references_in_loop): Find the
16781 references in dominance order.
16782 (canonicalize_base_object_address): Ensure that the result has
16784 (dr_analyze_innermost): Export.
16785 (create_data_ref): Code to fail for references with invariant
16787 (find_data_references_in_stmt): ... here.
16788 * tree-data-ref.h (dr_analyze_innermost): Declare.
16789 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16790 (aff_combination_find_elt, name_expansion_hash,
16791 name_expansion_eq, tree_to_aff_combination_expand,
16792 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16794 * tree-affine.h (aff_combination_constant_multiple_p,
16795 tree_to_aff_combination_expand): Declare.
16796 * tree-predcom.c: New file.
16797 * common.opt (fpredictive-commoning): New option.
16798 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16799 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16800 * Makefile.in (tree-predcom.o): Add.
16801 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16802 * passes.c (init_optimization_passes): Add dceloop after
16803 copy propagation in loop optimizer. Add predictive commoning
16804 to loop optimizer passes.
16806 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16808 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16811 2007-05-24 Jan Hubicka <jh@suse.cz>
16813 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16815 (genheader): Include statistics.h.
16817 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16819 * print-rtl.c (flag_dump_unnumbered): Update comments.
16820 (print_rtl): Fix my previous change.
16821 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16824 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16826 PR middle-end/32018
16827 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16829 (thread_through_all_blocks): Call initialize_original_copy_tables
16830 and free_original_copy_tables.
16831 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16833 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16834 * cfghooks.c (duplicate_block): Use get_loop_copy.
16835 * cfg.c: Include cfgloop.h.
16836 (loop_copy): New hash table.
16837 (initialize_original_copy_tables): Initialize loop_copy table.
16838 (free_original_copy_tables): Free loop_copy table.
16839 (copy_original_table_clear, copy_original_table_set,
16840 set_loop_copy, get_loop_copy): New functions.
16841 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16842 * cfgloop.h (struct loop): Remove copy field.
16843 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16844 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16846 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16848 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16849 -msse/-msse2/-msse3.
16851 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16854 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16856 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16859 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16860 * targhooks.h (default_mangle_decl_assembler_name): Declare
16862 * targhooks.c (default_mangle_decl_assembler_name): Define
16864 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16866 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16867 * langhooks.c (lhd_set_decl_assembler_name): Call
16868 targetm.mangle_decl_assembler_name for names with global scope.
16870 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16872 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16873 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16875 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16876 New. Factored out of i386_pe_encode_section_info.
16877 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16878 Move check for prior decoration of stdcall
16879 symbols to i386_pe_encode_section_info.
16880 (i386_pe_encode_section_info): Adjust call to
16881 gen_stdcall_or_fastcall_suffix. Use
16882 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16883 (i386_pe_mangle_decl_assembler_name): New. Wrap
16884 i386_pe_maybe_mangle_decl_assembler_name.
16886 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16888 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16889 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16890 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16891 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16892 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16895 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16896 Nigel Stephens <nigel@mips.com>
16897 Richard Sandiford <richard@codesourcery.com>
16899 Fix up MIPS16 hard float and add support for complex.
16901 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16902 (TARGET_SOFT_FLOAT_ABI): New.
16903 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16904 __mips_soft_float to reflect the ABI in use, not whether the
16905 FPU is directly accessible (e.g., in MIPS16 mode).
16906 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16907 (UNITS_PER_FPVALUE): Likewise.
16909 * config/mips/mips.c (mips_expand_call): Remove redundant
16910 TARGET_MIPS16 check.
16911 (mips_arg_regno): New.
16912 (function_arg_advance): When setting bits in cum->fp_code for
16913 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16915 (function_arg): Use mips_arg_regno.
16916 (mips_return_mode_in_fpr_p): New.
16917 (mips16_call_stub_mode_suffix): New.
16918 (mips16_cfun_returns_in_fpr_p): New.
16919 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16920 (mips_output_function_prologue): Test mips16_hard_float, not
16921 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16922 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16923 return value into a floating-point register.
16924 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16925 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16926 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16927 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16928 word of double arguments from or to the high bits of 64-bit
16929 floating point registers.
16930 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16931 (mips16_fpret_double): New helper function.
16932 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16933 support for complex modes. Fill in DECL_RESULT for stubdecl.
16934 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16936 * config/mips/mips16.S
16937 (RET, ARG1, ARG2): New.
16938 (MERGE_GPRf, MERGE_GPRt): New.
16939 (DELAYt, DELAYf): New.
16940 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16941 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16942 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16943 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16944 (SFOP): Renamed to...
16945 (OPSF3): This, and macro-ified. Updated all uses.
16946 (SFOP2): Renamed to...
16947 (OPSF2): This, and macro-ified. Updated all uses.
16948 (SFCMP): Renamed to...
16949 (CMPSF): This, and macro-ified. Updated all uses.
16950 (SFREVCMP): Renamed to...
16951 (REVCMPSF): This, and macro-ified. Updated all uses.
16952 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16953 (LDDBL1, LDDBL2, RETDBL): Deleted.
16954 (DFOP): Renamed to...
16955 (OPDF3): This, and macro-ified. Updated all uses.
16956 (DFOP2): Renamed to...
16957 (OPDF2): This, and macro-ified. Updated all uses.
16958 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16959 (DFCMP): Renamed to...
16960 (CMPDF): This, and macro-ified. Updated all uses.
16961 (DFREVCMP): Renamed to...
16962 (REVCMPDF): This, and macro-ified. Updated all uses.
16963 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16964 (RET_FUNCTION): New.
16965 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16966 (__mips16_ret_sc, __mips16_ret_dc): New.
16967 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16968 STUB_ARGS_6, STUB_ARGS_10): New.
16969 (CALL_STUB_NO_RET): New.
16970 (__mips16_call_stub_1): Macro-ified.
16971 (__mips16_call_stub_5): Macro-ified.
16972 (__mips16_call_stub_2): Macro-ified.
16973 (__mips16_call_stub_6): Macro-ified.
16974 (__mips16_call_stub_9): Macro-ified.
16975 (__mips16_call_stub_10): Macro-ified.
16976 (CALL_STUB_RET): New.
16977 (__mips16_call_stub_sf_0): Macro-ified.
16978 (__mips16_call_stub_sf_1): Macro-ified.
16979 (__mips16_call_stub_sf_5): Macro-ified.
16980 (__mips16_call_stub_sf_2): Macro-ified.
16981 (__mips16_call_stub_sf_6): Macro-ified.
16982 (__mips16_call_stub_sf_9): Macro-ified.
16983 (__mips16_call_stub_sf_10): Macro-ified.
16984 (__mips16_call_stub_df_0): Macro-ified.
16985 (__mips16_call_stub_df_1): Macro-ified.
16986 (__mips16_call_stub_df_5): Macro-ified.
16987 (__mips16_call_stub_df_2): Macro-ified.
16988 (__mips16_call_stub_df_6): Macro-ified.
16989 (__mips16_call_stub_df_9): Macro-ified.
16990 (__mips16_call_stub_df_10): Macro-ified.
16991 (__mips16_call_stub_sc_0): New.
16992 (__mips16_call_stub_sc_1): New.
16993 (__mips16_call_stub_sc_5): New.
16994 (__mips16_call_stub_sc_2): New.
16995 (__mips16_call_stub_sc_6): New.
16996 (__mips16_call_stub_sc_9): New.
16997 (__mips16_call_stub_sc_10): New.
16998 (__mips16_call_stub_dc_0): New.
16999 (__mips16_call_stub_dc_1): New.
17000 (__mips16_call_stub_dc_5): New.
17001 (__mips16_call_stub_dc_2): New.
17002 (__mips16_call_stub_dc_6): New.
17003 (__mips16_call_stub_dc_9): New.
17004 (__mips16_call_stub_dc_10): New.
17006 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17007 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17008 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17010 2007-05-23 Ian Lance Taylor <iant@google.com>
17012 * doc/invoke.texi (Invoking GCC): Document that the order of the
17015 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17018 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17019 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17020 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17024 * config/score/score.c (score_print_operand): Make sure that only
17025 lower bits are used.
17027 2007-05-22 Ian Lance Taylor <iant@google.com>
17029 * tree-vrp.c (avoid_overflow_infinity): New static function,
17030 broken out of set_value_range_to_value.
17031 (set_value_range_to_value): Call avoid_overflow_infinity.
17032 (extract_range_from_assert): Likewise.
17034 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17036 PR middle-end/31095
17037 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17038 change the type before looking for a COMPOUND_EXPR.
17040 2007-05-22 Ian Lance Taylor <iant@google.com>
17042 * lower-subreg.c (decompose_multiword_subregs): If we change an
17043 insn, call remove_retval_note on it.
17045 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17047 * regs.h (end_hard_regno): New function.
17048 (END_HARD_REGNO, END_REGNO): New macros.
17049 (add_to_hard_reg_set): New function.
17050 (remove_from_hard_reg_set): Likewise.
17051 (in_hard_reg_set_p): Likewise.
17052 (overlaps_hard_reg_set_p): Likewise.
17053 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17054 (note_btr_set): Use END_HARD_REGNO.
17055 * caller-save.c (setup_save_areas): Use end_hard_regno.
17056 (mark_set_regs): Use END_HARD_REGNO.
17057 (add_stored_regs): Use end_hard_regno.
17058 (mark_referenced_regs): Use add_to_hard_reg_set.
17059 * combine.c (update_table_tick): Use END_REGNO.
17060 (record_value_for_reg): Likewise.
17061 (record_dead_and_set_regs): Likewise.
17062 (get_last_value_validate): Likewise.
17063 (use_crosses_set_p): Likewise.
17064 (reg_dead_at_p_1): Likewise.
17065 (reg_dead_at_p): Likewise.
17066 (mark_used_regs_combine): Use add_to_hard_reg_set.
17067 (move_deaths): Use END_HARD_REGNO.
17068 (reg_bitfield_target_p): Use end_hard_regno.
17069 (distribute_notes): Use END_HARD_REGNO.
17070 * cse.c (mention_regs): Use END_REGNO.
17071 (insert): Use add_to_hard_reg_set.
17072 (invalidate): Use END_HARD_REGNO.
17073 (invalidate_for_call): Likewise.
17074 (exp_equiv_p): Use END_REGNO.
17075 (cse_insn): Likewise.
17076 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17077 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17078 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17079 * function.c (keep_stack_depressed): Use end_hard_regno.
17080 * global.c (global_alloc): Use end_hard_regno.
17081 (global_conflicts): Use add_to_hard_reg_set instead of
17083 (find_reg): Likewise.
17084 (mark_reg_store): Likewise.
17085 (mark_reg_conflicts): Likewise.
17086 (mark_reg_death): Use remove_from_hard_reg_set.
17087 (mark_reg_live_nc): Delete.
17088 (set_preference): Use end_hard_regno.
17089 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17090 remove_from_hard_reg_set.
17091 (post_mark_life): Use add_to_hard_reg_set.
17092 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17093 (reg_becomes_live): Use add_to_hard_reg_set.
17094 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17095 (peep2_find_free_register): Use add_to_hard_reg_set.
17096 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17097 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17098 * regrename.c (note_sets): Use add_to_hard_reg_set.
17099 (clear_dead_regs): Use remove_from_hard_reg_set.
17100 (regrename_optimize): Use add_to_hard_reg_set.
17101 (find_oldest_value_reg): Use in_hard_reg_set_p.
17102 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17103 (hard_reg_set_here_p): Use end_hard_regno.
17104 (decompose): Likewise.
17105 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17106 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17107 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17108 (mark_home_live): Use end_hard_regno.
17109 (spill_hard_reg): Likewise.
17110 (clear_reload_reg_in_use): Likewise.
17111 * reorg.c (delete_prior_computation): Use END_REGNO.
17112 * resource.c (update_live_status): Use END_HARD_REGNO.
17113 (mark_referenced_resources): Use add_to_hard_reg_set.
17114 (mark_set_resources): Likewise.
17115 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17116 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17117 (reg_overlap_mentioned_p): Likewise.
17118 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17119 (covers_regno_no_parallel_p): Use END_REGNO.
17120 (find_regno_note): Likewise.
17121 (find_reg_fusage): Use END_HARD_REGNO.
17122 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17123 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17125 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17127 * mode-switching.c (reg_dies): Change type of second argument to
17129 (optimize_mode_switching): Update accordingly.
17131 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17133 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17135 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17136 (hard_reg_set_empty_p): ...these new functions.
17137 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17138 GO_IF_HARD_REG_SUBSET.
17139 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17140 instead of GO_IF_HARD_REG_EQUAL.
17141 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17142 instead of GO_IF_HARD_REG_EQUAL.
17143 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17144 GO_IF_HARD_REG_SUBSET.
17145 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17146 GO_IF_HARD_REG_EQUAL.
17147 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17148 of GO_IF_HARD_REG_SUBSET.
17149 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17150 instead of GO_IF_HARD_REG_EQUAL.
17151 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17152 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17153 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17154 of GO_IF_HARD_REG_SUBSET,
17155 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17156 GO_IF_HARD_REG_SUBSET.
17157 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17158 instead of GO_IF_HARD_REG_EQUAL.
17159 * config/sh/sh.c (push_regs, calc_live_regs): Use
17160 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17161 (hard_regs_intersect_p): Delete.
17163 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17165 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17167 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17168 Richard Henderson <rth@redhat.com>
17170 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17172 (x86_64-*-*): Likewise.
17174 * i386/i386-modes.def (V2QI): New.
17176 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17178 (override_options): Support SSE4.1.
17179 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17180 (IX86_BUILTIN_BLENDPS): Likewise.
17181 (IX86_BUILTIN_BLENDVPD): Likewise.
17182 (IX86_BUILTIN_BLENDVPS): Likewise.
17183 (IX86_BUILTIN_PBLENDVB128): Likewise.
17184 (IX86_BUILTIN_PBLENDW128): Likewise.
17185 (IX86_BUILTIN_DPPD): Likewise.
17186 (IX86_BUILTIN_DPPS): Likewise.
17187 (IX86_BUILTIN_INSERTPS128): Likewise.
17188 (IX86_BUILTIN_MOVNTDQA): Likewise.
17189 (IX86_BUILTIN_MPSADBW128): Likewise.
17190 (IX86_BUILTIN_PACKUSDW128): Likewise.
17191 (IX86_BUILTIN_PCMPEQQ): Likewise.
17192 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17193 (IX86_BUILTIN_PMAXSB128): Likewise.
17194 (IX86_BUILTIN_PMAXSD128): Likewise.
17195 (IX86_BUILTIN_PMAXUD128): Likewise.
17196 (IX86_BUILTIN_PMAXUW128): Likewise.
17197 (IX86_BUILTIN_PMINSB128): Likewise.
17198 (IX86_BUILTIN_PMINSD128): Likewise.
17199 (IX86_BUILTIN_PMINUD128): Likewise.
17200 (IX86_BUILTIN_PMINUW128): Likewise.
17201 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17202 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17203 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17204 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17205 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17206 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17207 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17208 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17209 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17210 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17211 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17212 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17213 (IX86_BUILTIN_PMULDQ128): Likewise.
17214 (IX86_BUILTIN_PMULLD128): Likewise.
17215 (IX86_BUILTIN_ROUNDPD): Likewise.
17216 (IX86_BUILTIN_ROUNDPS): Likewise.
17217 (IX86_BUILTIN_ROUNDSD): Likewise.
17218 (IX86_BUILTIN_ROUNDSS): Likewise.
17219 (IX86_BUILTIN_PTESTZ): Likewise.
17220 (IX86_BUILTIN_PTESTC): Likewise.
17221 (IX86_BUILTIN_PTESTNZC): Likewise.
17222 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17223 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17224 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17225 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17226 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17227 (bdesc_ptest): New.
17228 (bdesc_sse_3arg): Likewise.
17229 (bdesc_2arg): Likewise.
17230 (bdesc_1arg): Likewise.
17231 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17233 (ix86_expand_sse_4_operands_builtin): New.
17234 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17235 smaller than 8 bits as the 2nd arg.
17236 (ix86_expand_sse_ptest): New.
17237 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17238 (ix86_expand_vector_set): Support SSE4.1.
17239 (ix86_expand_vector_extract): Likewise.
17241 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17242 __SSE4_1__ for -msse4.1.
17244 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17245 (UNSPEC_INSERTPS): Likewise.
17246 (UNSPEC_DP): Likewise.
17247 (UNSPEC_MOVNTDQA): Likewise.
17248 (UNSPEC_MPSADBW): Likewise.
17249 (UNSPEC_PHMINPOSUW): Likewise.
17250 (UNSPEC_PTEST): Likewise.
17251 (UNSPEC_ROUNDP): Likewise.
17252 (UNSPEC_ROUNDS): Likewise.
17254 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17256 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17257 (const_pow2_1_to_32768_operand): Likewise.
17259 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17262 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17264 (sse4_1_insertps): Likewise.
17265 (*sse4_1_extractps): Likewise.
17266 (sse4_1_ptest): Likewise.
17267 (sse4_1_mulv2siv2di3): Likewise.
17268 (*sse4_1_mulv4si3): Likewise.
17269 (*sse4_1_smax<mode>3): Likewise.
17270 (*sse4_1_umax<mode>3): Likewise.
17271 (*sse4_1_smin<mode>3): Likewise.
17272 (*sse4_1_umin<mode>3): Likewise.
17273 (sse4_1_eqv2di3): Likewise.
17274 (*sse4_1_pinsrb): Likewise.
17275 (*sse4_1_pinsrd): Likewise.
17276 (*sse4_1_pinsrq): Likewise.
17277 (*sse4_1_pextrb): Likewise.
17278 (*sse4_1_pextrb_memory): Likewise.
17279 (*sse4_1_pextrw_memory): Likewise.
17280 (*sse4_1_pextrq): Likewise.
17281 (sse4_1_blendpd): Likewise.
17282 (sse4_1_blendps): Likewise.
17283 (sse4_1_blendvpd): Likewise.
17284 (sse4_1_blendvps): Likewise.
17285 (sse4_1_dppd): Likewise.
17286 (sse4_1_dpps): Likewise.
17287 (sse4_1_movntdqa): Likewise.
17288 (sse4_1_mpsadbw): Likewise.
17289 (sse4_1_packusdw): Likewise.
17290 (sse4_1_pblendvb): Likewise.
17291 (sse4_1_pblendw): Likewise.
17292 (sse4_1_phminposuw): Likewise.
17293 (sse4_1_extendv8qiv8hi2): Likewise.
17294 (*sse4_1_extendv8qiv8hi2): Likewise.
17295 (sse4_1_extendv4qiv4si2): Likewise.
17296 (*sse4_1_extendv4qiv4si2): Likewise.
17297 (sse4_1_extendv2qiv2di2): Likewise.
17298 (*sse4_1_extendv2qiv2di2): Likewise.
17299 (sse4_1_extendv4hiv4si2): Likewise.
17300 (*sse4_1_extendv4hiv4si2): Likewise.
17301 (sse4_1_extendv2hiv2di2): Likewise.
17302 (*sse4_1_extendv2hiv2di2): Likewise.
17303 (sse4_1_extendv2siv2di2): Likewise.
17304 (*sse4_1_extendv2siv2di2): Likewise.
17305 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17306 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17307 (sse4_1_zero_extendv4qiv4si2): Likewise.
17308 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17309 (sse4_1_zero_extendv2qiv2di2): Likewise.
17310 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17311 (sse4_1_zero_extendv4hiv4si2): Likewise.
17312 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17313 (sse4_1_zero_extendv2hiv2di2): Likewise.
17314 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17315 (sse4_1_zero_extendv2siv2di2): Likewise.
17316 (*sse4_1_zero_extendv2siv2di2): Likewise.
17317 (sse4_1_roundpd): Likewise.
17318 (sse4_1_roundps): Likewise.
17319 (sse4_1_roundsd): Likewise.
17320 (sse4_1_roundss): Likewise.
17321 (mulv4si3): Don't expand for SSE4.1.
17322 (smax<mode>3): Likewise.
17323 (umaxv4si3): Likewise.
17324 (uminv16qi3): Likewise.
17325 (umin<mode>3): Likewise.
17326 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17328 * doc/extend.texi: Document SSE4.1 built-in functions.
17330 * doc/invoke.texi: Document -msse4.1.
17332 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17334 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17335 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17336 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17337 (ASM_SPEC): Add asm_pcrel_spec.
17338 (EXTRA_SPECS): Add asm_pcrel_spec.
17340 2007-05-21 David Daney <ddaney@avtrex.com>
17342 * doc/install.texi (Building a cross compiler): Add requirements
17343 for Java cross compiler.
17345 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17347 PR middle-end/31995
17348 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17349 Add loopno argument. Use evolution_function_is_invariant_rec_p
17350 instead of evolution_function_is_constant_p.
17351 Update calls to evolution_function_is_affine_multivariate_p.
17352 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17353 Add loopno argument.
17354 * tree-scalar-evolution.c (gather_chrec_stats): Call
17355 evolution_function_is_affine_multivariate_p with a loop
17357 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17358 (analyze_overlapping_iterations): Likewise.
17359 (access_functions_are_affine_or_constant_p): Likewise.
17360 (build_classic_dist_vector_1): If the access functions
17361 are equal, don't do anything.
17363 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17364 Paolo Carlini <pcarlini@suse.de>
17365 Uros Bizjak <ubizjak@gmail.com>
17367 * c-cppbuiltin.c (c_cpp_builtins): Define
17368 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17369 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17370 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17371 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17373 2007-05-21 Mike Stump <mrs@apple.com>
17375 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17377 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17379 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17381 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17382 implementation if __OPTIMIZE__ is not defined.
17383 (_mm_alignr_pi8): Ditto.
17384 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17385 (_mm_inserti_si64): Ditto.
17386 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17387 (_mm_slli_epi16): Ditto.
17388 (_mm_slli_epi32): Ditto.
17389 (_mm_slli_epi64): Ditto.
17390 (_mm_srai_epi16): Ditto.
17391 (_mm_srai_epi32): Ditto.
17392 (_mm_srli_si128): Ditto.
17393 (_mm_slli_si128): Ditto.
17394 (_mm_srli_epi16): Ditto.
17395 (_mm_srli_epi32): Ditto.
17396 (_mm_srli_epi64): Ditto.
17397 (_mm_extract_epi16): Ditto.
17398 (_mm_insert_epi16): Ditto.
17399 (_mm_shufflehi_epi16): Ditto.
17400 (_mm_shufflelo_epi16): Ditto.
17401 (_mm_shuffle_epi32): Ditto.
17402 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17403 (_m_pextrw): Ditto.
17404 (_mm_insert_pi16): Ditto.
17405 (_m_pinsrw): Ditto.
17406 (_mm_shuffle_pi16): Ditto.
17407 (_m_pshufw): Ditto.
17408 (_mm_shufle_ps): Ditto.
17409 (_mm_prefetch): Ditto.
17411 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17413 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17414 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17415 * real.c (encode_i370_single, decode_i370_single,
17416 encode_i370_double, decode_i370_double): Functions removed.
17417 (i370_single_format, i370_double_format): Initializations removed.
17418 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17419 Consider the log2_b field to always be one.
17420 (ieee_single_format, mips_single_format, coldfire_single_format,
17421 ieee_double_format, mips_double_format, coldfire_double_format,
17422 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17423 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17424 ibm_extended_format, mips_extended_format, ieee_quad_format,
17425 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17426 decimal_single_format, decimal_double_format, decimal_quad_format,
17427 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17428 initialization of log2_b.
17429 * real.h (i370_single_format, i370_double_format): Declarations
17431 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17432 field to always be one.
17434 2007-05-21 Andreas Schwab <schwab@suse.de>
17436 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17437 NOTE_INSN_BASIC_BLOCK_P.
17438 (process_for_unwind_directive): Likewise.
17440 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17442 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17443 * function.h (struct function): Move va_list_gpr_size,
17444 va_list_fpr_size, function_frequency to front of bitfields. Add
17446 (current_function_calls_unwind_init): New.
17447 * except.c (expand_builtin_unwind_init): Set
17448 current_function_calls_unwind_init not
17449 current_function_has_nonlocal_label.
17450 * reload1.c (has_nonexceptional_receiver): New.
17451 (reload): Use it and current_function_calls_unwind_init to
17452 determine whether call-saved regs must be saved.
17454 2007-05-20 Jan Hubicka <jh@suse.cz>
17456 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17457 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17458 * ddg.c (create_ddg): LIkewise.
17459 * final.c (final): Remove hunk moving line number notes around since
17460 they are no longer present at this stage.
17461 (final_scan_insn): Use NOTE_KIND instead of
17462 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17463 (output_asm_label): Likewise.
17464 * reorg.c (dbr_schedule): Likewise.
17465 * haifa-sched.c (unlink_other_notes): Likewise.
17466 * mode-switching.c (optimize_mode_switching): Likewise.
17467 * graph.c (start_bb): Likewise.
17468 * rtl.def (NOTE): Update description.
17469 * jump.c (squeeze_notes): Delete.
17470 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17471 NOTE_INSN_BASIC_BLOCK_P when possible.
17472 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17473 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17474 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17475 (dwarf2out_var_location): Likewise.
17476 * cfgbuild.c (make_edges): Likewise.
17477 (find_basic_blocks_1): Likewise.
17478 * function.c (reorder_blocks_1): Likewise.
17479 (epilogue_done): Likewise.
17480 (reposition_prologue_and_epilogue_notes): Likewise.
17481 * print-rtl.c (print_rtx): Likewise; drop code for printing
17483 (print_rtl): Likewise.
17484 (print_rtl_single): Likewise.
17485 * gcse.c (insert_insn_start_bb): Likewise.
17486 * alias.c (init_alias_analysis): Likewise.
17487 * calls.c (fixup_tail_calls): Likewise.
17488 * except.c (sjlj_emit_function_enter): Likewise.
17489 * emit-rtl.c (add_insn_after): Likeiwse.
17490 (emit_label_before): Likewise.
17491 (emit_label_after): Likewise.
17492 (emit_note_before, emit_note_after, emit_note): Update
17493 parameter to be enum insn_note; do not deal with source
17495 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17496 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17498 (merge_blocks_move_successor_nojumps): Simplify now when
17499 we don't have BLOCK notes.
17500 (try_optimize_cfg): Likewise.
17501 * cfglayout.c (skip_insns_after_block): Likewise.
17502 (record_effective_endpoints): Likewise.
17503 (duplicate_insn_chain): Likewise.
17504 * varasm.c (output_constant_pool_1): Likewise.
17505 * sched-deps.c (sched_analyze): Likewise.
17506 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17508 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17509 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17510 (SET_INSN_DELETED): Simplify.
17511 (NOTE_LINE_NUMBER): Exterminate.
17512 (NOTE_LINE_KIND): New.
17513 (NOTE_INSN_BASIC_BLOCK_P): Update.
17514 (enum insn_note): Simplify.
17515 (GET_NOTE_INSN_NAME) Simplify.
17516 (emit_note_before, emit_note_after, emit_note): Update prototype.
17517 (squeeze_notes): Remove.
17518 * sched-int.h (NOTE_NOT_BB_P): Update.
17519 * resource.c (mark_target_live_regs): Update.
17520 * sched-rgn.c (debug_dependencies): Update.
17521 * sched-vis.c (print_insn): Update.
17522 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17523 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17524 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17525 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17526 (split_branches): Update.
17527 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17529 (sh_adjust_unroll_max): Exterminate.
17530 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17531 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17532 (m68hc11_reorg): Likewise.
17533 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17534 (emit_predicate_relation_info): Update.
17535 (process_for_unwind_directive): Update.
17536 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17537 (output_call): Update.
17538 * config/pa/pa.c (output_lbranch): Update.
17539 (output_millicode_call): Update.
17540 (output_call): Update.
17541 (pa_combine_instructions): Update.
17542 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17543 * config/bfin/bfin.c (gen_one_bundle): Update.
17544 * cfgrtl.c (can_delete_note_p): Update.
17545 (delete_insn): Update.
17546 (rtl_merge_blocks): Update.
17547 (commit_one_edge_insertion): Update.
17548 (rtl_verify_flow_info): Update.
17549 * stmt.c (expand_case): Do not call squeeze_notes.
17551 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17558 * c.opt (Wtype-limits): New.
17559 * doc/invoke.texi (Wtype-limits): Document it.
17560 (Wextra): Enabled by -Wextra.
17561 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17562 * c-common.c (shorten_compare): Warn with Wtype-limits.
17564 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17566 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17567 inlined function, not as a macro.
17568 (_mm_alignr_pi8): Ditto.
17569 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17570 (_mm_inserti_si64): Ditto.
17571 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17572 (_mm_extract_epi16): Ditto.
17573 (_mm_insert_epi16): Ditto.
17574 (_mm_shufflehi_epi16): Ditto.
17575 (_mm_shufflelo_epi16): Ditto.
17576 (_mm_shuffle_epi32): Ditto.
17577 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17578 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17580 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17582 (_m_to_float): Use C89 compatible assignment.
17584 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17587 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17589 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17592 * doc/invoke.texi (Wreturn-type): Complete description.
17593 (Wextra): Delete item about return-type warning.
17594 * c-decl.c: Delete redundant Wextra warning.
17596 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17599 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17600 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17601 inlined function, not as a macro.
17602 (_mm_prefetch): Ditto.
17603 (_m_pextrw): Ditto.
17604 (_mm_insert_pi16): Ditto.
17605 (_m_pinsrw): Ditto.
17606 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17607 (_m_pshufw): Ditto. Add const to __N argument.
17608 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17609 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17610 (_mm_slli_epi32): Ditto.
17611 (_mm_srli_si128): Implement as always inlined function, not as a
17612 macro. Add __inline to function declaration.
17613 (_mm_slli_si128): Ditto.
17615 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17617 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17618 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17620 (struct fenv): New structure.
17621 (FP_HANDLE_EXCEPTIONS): New define.
17622 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17623 (_FP_DECL_EXP): New define.
17624 (FP_INIT_ROUNDMODE): New define.
17625 (FP_ROUNDMODE): New define.
17627 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17629 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17630 (Wconversion): Update description.
17631 (Wconversion-sign): New.
17632 * c.opt (Wconversion-sign): New.
17633 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17634 means disabled for C++. Otherwise, take the status of Wconversion.
17635 * c-common.c (conversion_warning): Warn with either Wconversion or
17637 (warnings_for_convert_and_check): Conditions are already checked by
17638 conversion_warning.
17639 (convert_and_check): Don't check warnings if the conversion failed.
17641 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17642 Anatoly Sokolov <aesok@dol.ru>
17644 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17645 avr_epilogue_uses) : Add declaration.
17646 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17647 * config/avr/constraints.md (R): New constraint.
17648 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17649 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17650 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17651 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17652 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17653 call_prologue_saves, epilogue_restores, return_from_epilogue,
17654 return_from_main_epilogue, return_from_interrupt_epilogue,
17655 return_from_naked_epilogue, prologue, epilogue): New patterns.
17656 (jump): Handle symbol reference.
17657 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17658 avr_output_function_prologue, avr_output_function_epilogue): Remove
17660 (avr_init_machine_status, expand_prologue, expand_epilogue,
17661 avr_asm_function_end_prologue, avr_epilogue_uses,
17662 avr_asm_function_begin_epilogue): New functions.
17663 (prologue_size, epilogue_size, jump_tables_size): Remove global
17665 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17666 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17667 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17668 (avr_override_options): Initialise init_machine_status.
17669 (output_movhi): Handle all stack pointer loads.
17670 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17671 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17672 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17673 (EPILOGUE_USES) Redefine.
17674 (machine_function) Declare.
17676 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17678 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17679 Use a single return statement.
17681 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17683 PR middle-end/30250
17684 * builtins.c (do_mpfr_lgamma_r): New.
17685 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17686 * tree.h (CASE_FLT_FN_REENT): New.
17688 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17690 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17691 (output_die): Use 'unsigned long' with %x.
17692 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17693 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17694 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17696 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17698 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17703 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17704 true if function has no argument.
17706 2007-05-18 DJ Delorie <dj@redhat.com>
17708 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17709 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17711 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17713 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17714 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17715 count_trailing_zeros.
17716 (__i386__): Implement count_leading_zeros using __builtin_clz().
17717 Implement count_trailing_zeros usign __builtin_ctz().
17719 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17721 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17723 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17725 PR middle-end/31344
17726 * expr.c (emit_move_change_mode): Change mode of push operands here.
17728 2007-05-17 Ian Lance Taylor <iant@google.com>
17730 PR tree-optimization/31953
17731 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17732 Change all callers.
17733 (set_value_range_to_null): Call set_value_range_to_value.
17734 (extract_range_from_comparison): Likewise.
17736 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17738 * toplev.c (print_version): Output GMP/MPFR version info.
17740 * builtins.c (CASE_MATHFN_REENT): New macro.
17741 (mathfn_built_in): Use it.
17742 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17743 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17744 BUILT_IN_LGAMMAL_R): New.
17745 * doc/extend.texi: Document new builtins.
17747 PR middle-end/31796
17748 * builtins.c (do_mpfr_remquo): New.
17749 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17750 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17752 PR middle-end/30251
17753 * builtins.c (fold_builtin_1): Handle y0, y1.
17754 (fold_builtin_2): Handle yn.
17756 PR middle-end/30251
17757 * builtins.c (do_mpfr_bessel_n): New.
17758 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17759 (fold_builtin_2): Handle BUILT_IN_JN.
17761 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17764 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17765 TYPE_PRECISION (intmax_type_node).
17767 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17770 * reload.c (subst_reloads): Remove checking.
17772 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17774 PR rtl-optimization/31691
17775 * combine.c (simplify_set): Build a new src pattern instead of
17776 substituting its operands in the COMPARE case.
17778 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17780 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17781 (execute_vrp): Preserve loops through jump threading.
17782 * tree-ssa-threadupdate.c (thread_single_edge,
17783 dbds_continue_enumeration_p, determine_bb_domination_status,
17784 thread_through_loop_header): New functions.
17785 (create_edge_and_update_destination_phis,
17786 create_edge_and_update_destination_phis): Set loops for the new blocks.
17787 (prune_undesirable_thread_requests): Removed.
17788 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17790 (thread_block): Do not call prune_undesirable_thread_requests.
17792 (mark_threaded_blocks): Select edges to thread here.
17793 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17794 Thread edges through loop headers independently.
17795 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17796 * tree-pass.h (TODO_mark_first_instance): New.
17797 (first_pass_instance): Declare.
17798 * cfghooks.c (duplicate_block): Put the block to the original loop
17799 if copy is not specified.
17800 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17801 jump threading. Pass may_peel_loop_headers to
17802 thread_through_all_blocks according to first_pass_instance.
17803 * cfgloop.h (create_preheader): Declare.
17804 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17805 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17806 * passes.c (first_pass_instance): New variable.
17807 (next_pass_1): Set TODO_mark_first_instance.
17808 (execute_todo): Set first_pass_instance.
17810 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17812 PR tree-optimization/24659
17813 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17814 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17815 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17816 OTI_vec_pack_ufix_trunc.
17817 (vec_unpacks_float_hi_optab): Define new macro.
17818 (vec_unpacks_float_lo_optab): Ditto.
17819 (vec_unpacku_float_hi_optab): Ditto.
17820 (vec_unpacku_float_lo_optab): Ditto.
17821 (vec_pack_sfix_trunc_optab): Ditto.
17822 (vec_pack_ufix_trunc_optab): Ditto.
17823 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17824 and vec_pack_[s|u]fix_trunc_optab using
17825 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17826 * tree-vectorizer.c (supportable_widening_operation): Handle
17827 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17828 (supportable_narrowing_operation): New function.
17829 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17830 * tree-vect-transform.c (vectorizable_conversion): Handle
17831 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17832 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17833 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17834 to check for target support.
17835 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17836 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17837 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17838 for VEC_PACK_FIX_TRUNC_EXPR.
17839 (expand_binop): Special case mode of the result for
17840 vec_pack_[u|s]fix_trunc_optab.
17841 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17842 vec_pack_[u|s]fix_trunc_optab.
17844 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17845 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17846 * tree-pretty-print.c (dump_generic_node): Handle
17847 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17848 VEC_PACK_FIX_TRUNC_EXPR.
17850 * expr.c (expand_expr_real_1): Ditto.
17851 * tree-inline.c (estimate_num_insns_1): Ditto.
17852 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17854 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17855 (vec_unpacks_float_lo_v8hi): Ditto.
17856 (vec_unpacku_float_hi_v8hi): Ditto.
17857 (vec_unpacku_float_lo_v8hi): Ditto.
17858 (vec_unpacks_float_hi_v4si): Ditto.
17859 (vec_unpacks_float_lo_v4si): Ditto.
17860 (vec_pack_sfix_trunc_v2df): Ditto.
17862 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17864 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17865 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17866 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17867 [vec_pack_ufix_trunc]: Ditto.
17868 [vec_unpacks_float_hi]: Ditto.
17869 [vec_unpacks_float_lo]: Ditto.
17870 [vec_unpacku_float_hi]: Ditto.
17871 [vec_unpacku_float_lo]: Ditto.
17873 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17875 * soft-fp/README: Update for new files.
17876 * soft-fp/floattisf.c: New file.
17877 * soft-fp/floattidf.c: New file.
17878 * soft-fp/floattitf.c: New file.
17879 * soft-fp/floatuntisf.c: New file.
17880 * soft-fp/floatuntidf.c: New file.
17881 * soft-fp/floatuntitf.c: New file.
17882 * soft-fp/fixsfti.c: New file.
17883 * soft-fp/fixdfti.c: New file.
17884 * soft-fp/fixtfti.c: New file.
17885 * soft-fp/fixunssfti.c: New file.
17886 * soft-fp/fixunsdfti.c: New file.
17887 * soft-fp/fixunstfti.c: New file.
17888 * soft-fp/extendxftf.c: New file.
17889 * soft-fp/trunctfxf.c: New file.
17891 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17892 (__trunctfxf2): Ditto.
17894 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17895 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17896 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17897 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17898 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17899 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17901 * config/i386/t-fprules-softfp64: New file.
17902 * config/i386/sfp-machine.h: New file.
17903 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17904 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17905 and soft-fp/t-softfp to tmake_file.
17906 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17907 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17909 * config/i386/t-linux64 (softfp_wrap_start): New.
17910 (softfp_wrap_end): New.
17911 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17912 supported for TARGET_64BIT.
17914 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17916 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17917 c_common_unsigned_type behavior.
17919 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17921 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17924 2007-05-16 Eric Christopher <echristo@apple.com>
17926 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17927 saving after stack push. Set sp_offset whenever we push.
17928 (rs6000_emit_epilogue): Move altivec register restore before
17931 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17933 * configure.ac: Allow sysroots to be relocated under $prefix as
17934 well as $exec_prefix.
17935 * configure: Regenerate.
17937 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17941 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17943 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17944 (gcc_tooldir): Likewise.
17945 * configure: Regenerate.
17946 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17947 old configure.ac gcc_tooldir setting.
17948 (prefix_to_exec_prefix): New variable.
17949 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17950 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17952 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17954 * c-typeck.c (build_binary_op): Return early for error.
17956 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17958 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17959 struct nb_iter_bound.
17960 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17961 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17962 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17963 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17964 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17965 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17966 (del_scev_info): Use ggc_free.
17967 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17968 * loop-init.c: Include ggc.h.
17969 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17970 (loop_optimizer_finalize): Use ggc_free.
17971 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17972 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17973 pass_iv_optimize): Add TODO_ggc_collect.
17974 * function.h (struct function): Remove skip marker from
17976 * cfgloop.c: Include ggc.h.
17977 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17979 (establish_preds): Vector superloops is gc allocated.
17980 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17982 (flow_loops_find): Vector larray is gc allocated.
17983 (loop_exit_free): Use ggc_free.
17984 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17985 that head of exits list is now not a part of struct loop.
17986 (record_loop_exits): Allocate exits table in gc memory.
17987 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17988 that head of exits list is now not a part of struct loop.
17989 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17990 struct loop_exit): Add GTY marker.
17991 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17992 Add skip marker to aux field. Make head of exits list a separate
17994 (struct loops): Add GTY marker. Make larray vector gc allocated.
17995 Add param marker to exits table.
17996 (get_loops): Type changed.
17997 * Makefile.in (tree-scalar-evolution.o): Add
17998 gt-tree-scalar-evolution.h dependency.
17999 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18000 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18001 * basic-block.h (struct basic_block_def): Remove skip marker from
18004 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18006 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18007 of 0 in the call to expand_expr().
18008 (expand_builtin_mathfn_3): Ditto.
18009 (expand_builtin_interclass_mathfn): Ditto.
18010 (expand_builtin_cexpi): Ditto.
18011 (expand_builtin_int_roundingfn): Ditto.
18012 (expand_builtin_int_roundingfn_2): Ditto.
18013 (expand_builtin_pow): Ditto.
18014 (expand_builtin_powi): Ditto.
18015 (expand_builtin_bswap): Ditto.
18016 (expand_builtin_unop): Ditto.
18017 (expand_builtin_fabs): Ditto.
18018 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18019 the call to expand_expr().
18020 (expand_builtin_sync_operation): Ditto.
18021 (expand_builtin_compare_and_swap): Ditto.
18022 (expand_builtin_lock_test_and_set): Ditto.
18023 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18024 instead of 0 in the call to expand_expr().
18025 (expand_builtin_extract_return_addr): Ditto.
18026 (expand_builtin_eh_return): Ditto.
18027 (expand_eh_return): Ditto.
18028 * explow.c (expr_size): Ditto.
18029 * expr.c (optimize_bitfield_assignment_op): Ditto.
18030 (expand_assignement): Ditto.
18031 (store_expr): Ditto.
18032 (store_field): Ditto.
18033 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18034 the call to expand_expr().
18035 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18036 in the call to expand_expr().
18037 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18038 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18039 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18041 * optabs.c (expand_vec_shift_expr): Ditto.
18042 (expand_vec_cond_expr): Ditto.
18043 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18044 call to expand_expr().
18045 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18046 in the call to expand_expr().
18048 2007-05-14 Dave Korn <dave.korn@artimi.com>
18050 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18052 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18054 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18055 instead of c_common_unsigned_type.
18056 (c_common_unsigned_type): Remove.
18057 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18058 c_common_unsigned_type.
18059 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18060 c_common_unsigned_type.
18061 * c-common.h (c_common_unsigned_type): Remove.
18062 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18063 c_common_unsigned_type.
18064 * c-format.c (check_format_types): Use unsigned_type_for instead of
18065 c_common_unsigned_type.
18066 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18067 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18068 of c_common_unsigned_type.
18069 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18070 lang_hooks.types.unsigned_type.
18071 * expmed.c (make_tree): Use unsigned_type_for instead of
18072 lang_hooks.types.unsigned_type.
18073 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18074 lang_hooks.types.unsigned_type.
18075 (build_range_check): Likewise.
18076 (fold_unary): Likewise.
18077 (fold_binary): Likewise.
18078 (fold_ternary): Likewise.
18079 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18080 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18081 * tree.c (get_unsigned_type): New.
18082 (unsigned_type_for): Use get_unsigned_type instead of
18083 lang_hooks.types.unsigned_type.
18085 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18087 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18088 to m68k_get_function_kind. Update its prototype.
18089 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18091 (m68k_interrupt_function_p): Return enum m68k_function_type
18092 instead of bool. Rename to m68k_get_function_kind.
18093 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18094 target is not fido.
18095 (m68k_compute_frame_layout): Don't mark any register for save
18096 if an interrupt_thread attribute is specified.
18097 (m68k_hard_regno_rename_ok): Update a use of
18098 m68k_interrupt_function_p.
18099 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18100 m68k_interrupt_function_p.
18101 (m68k_function_type): New.
18102 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18103 for a function with an interrupt_thread attribute.
18104 * doc/extend.texi: Document the interrupt_thread attribute.
18106 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18108 Fix PR tree-optimization/31911
18109 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18110 if they didn't change the expression.
18112 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18114 * tree-scalar-evolution.c (resolve_mixers): Exported.
18115 * tree-scalar-evolution.h (resolve_mixers): Declare.
18116 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18117 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18118 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18119 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18120 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18121 strip_conversion, analyze_offset_expr, address_analysis,
18122 object_analysis, analyze_offset): Removed.
18123 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18124 split_constant_offset, canonicalize_base_object_address,
18125 object_address_invariant_in_loop_p, disjoint_objects_p,
18126 dr_may_alias_p, dr_address_invariant_p): New functions.
18127 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18128 and dr_analyze_alias.
18129 (initialize_data_dependence_relation): Use dr_may_alias_p
18130 and object_address_invariant_in_loop_p.
18131 (compute_self_dependence): Handle the case when
18132 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18133 (find_data_references_in_stmt): Restrict the analysis of data
18134 references to the given loop nest.
18135 (find_data_references_in_loop): Made static. Pass loop nest to
18136 find_data_references_in_stmt.
18137 (compute_data_dependences_for_loop): Use DR_VOPS.
18138 (free_data_ref): Free DR_VOPS.
18139 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18140 (struct innermost_loop_behavior): ... new.
18141 (struct base_object_info): Replaced by ...
18142 (struct indices): ... new.
18143 (struct dr_alias): New.
18144 (enum data_ref_type): Removed.
18145 (struct data_reference): Consist of struct innermost_loop_behavior,
18146 struct indices and struct dr_alias.
18147 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18148 (DR_MEMTAG): Renamed to ...
18149 (DR_SYMBOL_TAG): ... this.
18150 (find_data_references_in_loop): Declaration removed.
18151 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18152 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18153 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18154 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18156 2007-05-13 Revital Eres <eres@il.ibm.com>
18158 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18159 which walks virtual def-use chains to find redundant stores.
18160 (dse_optimize_stmt): Call it.
18162 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18164 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18165 * passes.c (init_optimization_passes): Move pass_jump_bypass
18168 * basic-block.h (bb_has_eh_pred): Fix style issue.
18170 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18172 PR rtl-optimization/31848
18173 * loop-invariant.c (move_invariant_reg): If we move an insn
18174 with a REG_EQUAL note, and that insn is not always executed,
18175 remove the REG_EQUAL note.
18177 2007-05-12 Richard Guenther <rguenther@suse.de>
18179 PR tree-optimization/31797
18180 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18181 propagate into a stmt that has volatile ops.
18183 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18185 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18186 (gcc_tooldir): Likewise.
18187 * configure: Regenerate.
18188 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18189 old configure.ac gcc_tooldir setting.
18190 (prefix_to_exec_prefix): New variable.
18191 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18192 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18194 2007-05-11 Silvius Rus <rus@google.com>
18196 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18197 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18198 * c-common.h (strict_aliasing_warning): Change return type.
18199 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18200 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18201 (build_c_cast): Condition call to strict_aliasing_warning.
18202 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18203 * flags.h (set_Wstrict_aliasing): Declare.
18204 * opts.c (set_Wstrict_alising): Define, add call to.
18205 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18206 * tree-ssa-alias-warnings.c: New file.
18207 * tree-ssa-alias.c (compute_may_aliases): Add call to
18208 strict_aliasing_warning_backend.
18210 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18212 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18213 Use loop_depth and loop_outer accessor functions.
18214 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18215 determine_invariantness_stmt, move_computations_stmt): Ditto.
18216 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18217 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18218 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18219 * tree-scalar-evolution.c (interpret_loop_phi,
18220 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18221 instantiate_parameters_1, scev_const_prop): Ditto.
18222 * cfghooks.c (make_forwarder_block): Ditto.
18223 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18224 * modulo-sched.c (loop_canon_p): Ditto.
18225 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18226 slpeel_can_duplicate_loop_p): Ditto.
18227 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18228 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18229 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18230 cancel_loop, verify_loop_structure): Ditto.
18231 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18232 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18233 superloops vector instead of "pred" array.
18234 (establish_preds): Take father loop as an argument. Initialize the
18236 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18237 Do not initialize loop->outer.
18238 (flow_loop_tree_node_remove): Truncate the superloops vector.
18239 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18240 "pred" merged to "superloops" vector.
18241 (loop_depth, loop_outer): New.
18242 (fel_init): Use loop_outer.
18244 2007-05-11 Jan Hubicka <jh@suse.cz>
18246 * cgraphunit.c: Include gt-cgraphunit.h
18247 (static_ctors, static_dtors): New static vars.
18248 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18249 based on implementation in c-common.c
18250 (cgraph_finalize_function): Call record_cdtor_fn.
18251 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18252 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18253 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18254 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18255 build_cdtor, c_build_cdtor_fns): Remove.
18256 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18257 c_build_cdtor_fns): Remove prototype.
18259 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18262 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18263 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18264 * builtins.c (fold_builtin_memchr): New.
18265 (expand_builtin_memchr): Call the latter.
18266 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18267 * doc/extend.texi ([Other built-in functions provided by GCC]):
18270 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18272 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18273 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18274 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18275 PFPO_OP1_TYPE_SHIFT): Constants added.
18276 (DFP_ALL): Mode macro defined.
18277 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18278 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18279 Insn definitions added.
18280 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18281 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18284 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18286 PR tree-optimization/31885
18287 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18288 NULL_TREE to be undetermined.
18289 (automatically_generated_chrec_p): Return false for NULL.
18291 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18293 * config/bfin/bfin.h (MOVE_RATIO): Define.
18295 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18297 * config.gcc (sparc-wrs-vxworks): New target.
18298 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18299 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18300 * config/sparc/sparc.h: Include vxworks-dummy.h.
18301 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18302 include LABEL_REFs too.
18303 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18304 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18306 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18308 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18309 (sparc_emit_call_insn): New function.
18310 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18311 functions when generating VxWorks PIC.
18312 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18313 (call, call_value): Use sparc_emit_call_insn instead of
18316 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18318 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18320 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18322 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18323 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18324 split_double instead of operand_subword.
18326 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18328 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18329 * config/bfin/bfin.c (bfin_local_alignment): New function.
18330 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18332 2007-05-08 Chao-ying Fu <fu@mips.com>
18334 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18335 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18336 (smsub_widen_optab, umsub_widen_optab): Define.
18337 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18339 * genopinit.c (optabs): Fill in smsub_widen_optab and
18341 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18342 and umsub_widen_optab to implement multiply-subtract sequences.
18343 * config/mips/mips.md (*msac<u>_di): Rename to...
18344 (<u>msubsidi4): ...this. Extend condition to include
18345 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18346 of operand 0 to "ka" and use the three-operand form of msub<u>
18348 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18351 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18353 PR rtl-optimization/28011
18354 * reload.c (push_reload): Set dont_share if IN appears in OUT
18355 also when IN is a PLUS rtx.
18356 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18359 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18361 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18362 call unshare_all_decls.
18363 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18364 (unshare_all_decls): Remove.
18366 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18369 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18372 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18373 Nigel Stephens <nigel@mips.com>
18375 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18376 Update comments and all uses.
18377 (MIN_FPRS_PER_FMT): Define.
18378 * config/mips/mips.c (function_arg): Fix to correctly handle
18379 the -mips32r2 -mfp64 -mabi=32 case.
18380 (override_options): Enable use of odd-numbered registers for
18381 SFmode values on MIPS32.
18382 (mips_save_reg_p): Save whole floating-point register pair if
18383 either half is used.
18384 (compute_frame_size): Fix comment.
18386 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18388 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18389 argument of type bool.
18390 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18391 argument. Safely select temporary P register according to it.
18392 (do_link): Change call site of add_to_reg accordingly.
18393 (do_unlink): Add epilogue_p as a fourth argument and pass it
18395 (expand_interrupt_handler_epilogue): Change call of do_unlink
18397 (bfin_expand_prologue): Add a third argument sibcall_p.
18398 * config/bfin/bfin.md (epilogue): Change call of
18399 bfin_expand_epilogue accordingly.
18400 (sibcall_epilogue): Likewise.
18401 (eh_return_internal): Likewise.
18403 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18404 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18405 * config/bfin/bfin.c (bfin_handle_option): Handle
18406 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18407 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18408 Support bf534, bf536 and bf561.
18409 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18411 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18414 * config/i386/i386.c (ix86_function_regparm): Process local
18415 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18417 2007-05-07 Mike Stump <mrs@apple.com>
18419 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18420 also checks for and while statements in C++.
18422 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18424 * gcc.c (at_file_supplied): New variable.
18425 (main): Set it if we expanded argv.
18426 (do_spec_1): Pass an @-file to the linker if we were called with
18427 an @-file argument and HAVE_GNU_LD.
18428 * collect2.c (at_file_supplied): New variable.
18429 (response_file): New variable.
18430 (collect_exit): Unlink response_file if necessary.
18431 (handler): Likewise.
18432 (do_wait): Likewise.
18433 (main): Set at_file_supplied if we expanded argv.
18434 (collect_execute): Pass an @-file to subprocesses if we were called
18435 with an @-file argument.
18436 * configure.ac: Add define for HAVE_GNU_LD.
18437 * configure: Regenerate.
18438 * config.in: Regenerate.
18440 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18442 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18443 operand to HI mode.
18448 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18450 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18451 (TARGET_ENCODE_SECTION_INFO): Re-define.
18452 (m32c_encode_section_info): New
18453 (function_vector_handler): New
18454 (current_function_special_page_vector): New
18455 (m32c_special_page_vector_p): New.
18456 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18458 * config/m32c/jump.md: Added instruction JSRS for functions
18459 with attribute "function_vector".
18460 * doc/extend.texi (function_vector): Added description
18461 for M16C, M32C targets.
18463 2007-05-07 DJ Delorie <dj@redhat.com>
18466 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18467 ashrpsi3, lshrpsi3): Update shift count constraint.
18469 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18470 Nathan Froyd <froydnj@codesourcery.com>
18473 * c-incpath.c (add_path): Strip trailing path separators.
18475 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18477 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18478 Free dominance info before purging EH edges.
18479 (eliminate_degenerate_phis): Likewise.
18480 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18482 2007-05-07 Jan Hubicka <jh@suse.cz>
18484 * gimplify.c (gimplify_expr): Do not crash when folding
18485 (void *)(int)&a + 4.
18487 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18490 * c-opts.c (lang_fortran): Make it non static.
18491 * c-common.h (lang_fortran): New prototype.
18492 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18493 -lang-fortran option was passed by the driver.
18495 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18497 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18498 of ASSERT_CHECKING. Tweak message.
18500 2007-05-06 Revital Eres <eres@il.ibm.com>
18503 * loop-unroll.c (insert_var_expansion_initialization):
18504 Initialize the expansions with -zero instead of +zero.
18506 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18508 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18509 into pic and non-pic versions. Mark r19 as used for
18510 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18511 for tgd_load, tld_load and tie_load .
18512 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18513 version of tgd_load, tld_load and tie_load depending on the
18516 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18517 Jakub Jelinek <jakub@redhat.com>
18519 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18520 (__do_global_dtors_aux): Use more paranoid loop to run
18521 destructors if HIDDEN_DTOR_LIST_END.
18522 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18524 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18526 * varasm.c (align_variable): Don't increase alignment for
18527 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18528 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18530 2007-05-04 Josh Conner <jconner@apple.com>
18532 * basic-block.h (cdi_direction): Assign values to all enumeration
18534 (dom_computed): Remove.
18535 (dom_info_state): New.
18536 (set_dom_info_availability): New.
18537 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18538 walk_data.dom_direction.
18539 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18540 instead of dom_computed[].
18541 (split_edge): Likewise.
18542 (create_basic_block): Likewise.
18543 (merge_blocks): Likewise.
18544 * ifcvt.c (find_if_header): Likewise.
18545 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18546 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18547 * tree-ssa.c (verify_ssa): Likewise.
18548 * tree-cfg.c (tree_verify_flow_info): Likewise.
18549 (remove_edge_and_dominated_blocks): Likewise.
18550 * dominance.c (dom_computed): Make static.
18551 (calc_dfs_tree_nonrec): Change third param to a bool.
18552 (calc_dfs_tree): Change second param to a bool.
18553 (calc_idioms): Change second param to a bool. Use
18554 dom_convert_dir_to_idx.
18555 (init_dom_info): Validate dir before using.
18556 (dom_convert_dir_to_idx): New.
18557 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18558 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18559 (free_dominance_info): Use dom_convert_dir_to_idx.
18560 (get_immediate_dominator): Likewise.
18561 (set_immediate_dominator): Likewise.
18562 (get_dominated_by): Likewise.
18563 (redirect_immediate_dominators): Likewise.
18564 (nearest_common_denominator): Likewise.
18565 (dominated_by_p): Likewise.
18566 (bb_dom_dfs_in): Likewise.
18567 (bb_dom_dfs_out): Likewise.
18568 (recount_dominator): Likewise.
18569 (iterate_fix_dominators): Likewise.
18570 (add_to_dominance_info): Likewise.
18571 (delete_from_dominance_info): Likewise.
18572 (first_dom_son): Likewise.
18573 (next_dom_son): Likewise.
18574 (dom_info_available_p): Likewise.
18575 (dom_info_state): New.
18576 (set_dom_info_availability): New.
18578 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18580 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18582 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18584 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18586 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18587 (subdi3, subdi_carry): Delete.
18589 2007-05-04 Jan Hubicka <jh@suse.cz>
18590 Richard Guenther <rguenther@suse.de>
18592 * opts.c (decode_options): Do not fiddle with inlining
18593 parameters in case of optimizing for size.
18594 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18595 for size do nothing.
18596 (cgraph_decide_inlining_of_small_function): When optimizing for
18597 size never inline functions increasing caller size.
18598 (cgraph_early_inlining): Inline for size when optimizing for size.
18600 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18602 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18603 logical operations piecewise.
18604 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18605 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18606 subdi_sesidi_di): Delete.
18607 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18608 the generated sequence. Allow three-reg add in constraints. Rewrite
18609 the rtl expression for carry to avoid zero_extend of a constant.
18610 (sub_with_carry): New pattern.
18611 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18612 different sequence not involving jumps.
18613 (notbi): Now a named pattern.
18615 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18617 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18618 Add the note about a significant loss of accuracy of some
18619 mathematical routines when these options are used.
18621 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18623 * haifa-sched.c (rtx_vec_t): New typedef.
18624 (contributes_to_priority_p): Extract piece of priority () into new
18626 (priority): Use the function. Add assertion.
18627 (rank_for_schedule, set_priorities): Add assertion to check that
18628 insn's priority is initialized.
18629 (clear_priorities, calc_priorities): Change signature. Make it update
18630 all relevant insns. Update all callers ('add_to_speculative_block ()'
18631 and 'create_block_check_twin ()').
18632 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18633 Add new field 'priority_status'.
18634 (INSN_PRIORITY_STATUS): New macro.
18635 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18637 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18639 * sched-ebb.c (debug_ebb_dependencies): New static function.
18640 (init_ready_list): Use it.
18642 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18643 with changed signature and 'debug_rgn_dependencies ()'.
18644 (debug_rgn_dependencies): New static function.
18645 (init_ready_list): Use it.
18647 * sched-int.h (debug_dependencies): Declare.
18649 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18651 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18653 2007-05-04 Dirk Mueller <dmueller@suse.de>
18655 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18657 2007-05-03 Jan Hubicka <jh@suse.cz>
18659 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18660 ((T1)X op (T1)Y), for pointer type in more cases than before.
18662 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18664 * tree-object-size.c (plus_expr_object_size): When operand size is
18665 unknown, return unknown.
18667 2007-05-03 Dirk Mueller <dmueller@suse.de>
18669 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18671 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18674 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18676 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18678 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18680 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18682 * config/soft-fp/double.h, config/soft-fp/extended.h,
18683 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18684 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18685 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18686 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18689 2007-05-03 Ian Lance Taylor <iant@google.com>
18691 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18692 MASK_PPC_GFXOPT for 8540 or 8548.
18694 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18696 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18697 vect_print_dump_info() to output debug information.
18699 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18702 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18703 operands of size 2 when operand is not MEM_P.
18705 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18707 PR tree-optimization/30565
18708 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18710 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18712 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18713 (umulsi3_highpart): Use them.
18714 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18715 for final accumulator to D regisster tranfser.
18717 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18719 PR tree-optimization/31699
18720 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18722 (vect_enhance_data_refs_alignment): Compute peel amount using
18723 TYPE_VECTOR_SUBPARTS instead of vf.
18724 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18726 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18729 * system.h: Remove inclusion of double-int.h
18730 * tree.h: Include double-int.h
18731 * gengtype.c: Likewise
18732 * cfgloop.h: Likewise
18733 * Makefile.in: Adjust dependencies on double-int.h
18735 2007-05-02 Eric Christopher <echristo@apple.com>
18737 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18738 -shared to -Zdynamiclib.
18740 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18743 * c-common.c (strip_pointer_or_array_types): New function.
18744 * c-common.h (strip_pointer_or_array_types): New function declaration.
18746 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18748 PR tree-optimization/31771
18749 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18751 2007-05-02 Paul Brook <paul@codesourcery.com>
18753 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18755 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18757 PR middle-end/29715
18758 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18761 2007-05-02 Nick Clifton <nickc@redhat.com>
18763 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18765 2007-05-02 Richard Guenther <rguenther@suse.de>
18767 PR tree-optimization/31146
18768 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18769 argument, single_use_p. If we have a single use that is
18770 a conversion to the definition rhs type, propagate that rhs.
18771 (forward_propagate_addr_expr): Pass single_use_p argument
18772 to forward_propagate_addr_expr_1.
18774 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18776 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18779 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18781 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18782 'AMD Family 10 core'.
18784 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18786 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18787 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18788 with SSE3 instruction set support.
18789 * doc/invoke.texi: Likewise.
18791 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18793 * config/i386/i386.c (override_options): Tuning 32-byte loop
18794 alignment for amdfam10 architecture. Increasing the max loop
18795 alignment to 24 bytes.
18797 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18799 * config/m68k/constraints.md: New.
18800 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18801 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18802 EXTRA_CONSTRAINT): Remove.
18803 * config/m68k/m68k.md: Include constraints.md.
18804 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18806 2007-05-01 Ian Lance Taylor <iant@google.com>
18808 PR tree-optimization/31739
18809 * tree-vrp.c (vrp_val_is_max): New static function.
18810 (vrp_val_is_min): New static function.
18811 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18813 (set_value_range): Use vrp_val_is_{max,min}.
18814 (extract_range_from_assert): Likewise.
18815 (extract_range_from_binary_expr): Likewise.
18816 (extract_range_from_unary_expr): Likewise.
18817 (dump_value_range, vrp_meet): Likewise.
18818 (vrp_visit_phi_node): Likewise.
18819 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18821 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18823 * config/i386/gmon-sol2.c (size_t): New type.
18824 (intptr_t): Likewise.
18825 (s_textsize): Declare as size_t.
18827 (monstartup): Use size_t for sizes.
18828 (_mcount): Save and restore registers.
18829 (internal_mcount): Pass 0 as the first argument to monstartup
18831 (moncontrol): Convert pointer to appropriately sized integer
18832 before passing to profil.
18834 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18836 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18837 __NO_FPRS__, not just if _SOFT_DOUBLE.
18838 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18839 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18840 also for E500 double.
18841 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18842 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18845 2007-05-01 Richard Guenther <rguenther@suse.de>
18847 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18850 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18852 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18854 2007-05-01 Jan Hubicka <jh@suse.cz>
18856 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18859 2007-05-01 Jan Hubicka <jh@suse.cz>
18861 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18862 (maybe_fold_offset_to_reference): Declare.
18863 * fold-const.c (fold_unary): Do not fold
18864 (type *)&A into &A->field_of_type_and_offset_0
18865 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18866 size is unknown, give up.
18867 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18869 (maybe_fold_offset_to_reference): New.
18870 (maybe_fold_stmt_indirect): Use it.
18871 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18872 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18874 (gimplify_expr): Likewise for plus_expr.
18876 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18878 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18879 bsi_after_labels. Always insert statements before bsi.
18880 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18881 * predict.c (apply_return_prediction): Check for empty blocks.
18882 * cfgexpand.c (lab_rtx_for_bb): New variable.
18883 (label_rtx_for_bb): Do not create new tree labels.
18884 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18885 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18886 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18888 (label_for_bb): Add field used.
18889 (update_eh_label, main_block_label): Mark the label used.
18890 (cleanup_dead_labels): Remove unused labels.
18892 2007-05-01 Richard Guenther <rguenther@suse.de>
18894 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18895 if it is not about to be set.
18896 (get_value_range): Do not pre-allocate equiv bitmap.
18897 (update_value_range): No need to clear equiv field.
18898 (add_equivalence): Change prototype to get bitmap pointer.
18899 Allocate bitmap here if it is not already.
18900 (extract_range_from_assert): Do not allocate bitmap here.
18901 Update callers to add_equivalence.
18902 (extract_range_from_ssa_name): Likewise.
18903 (get_vr_for_comparison): New static helper.
18904 (compare_name_with_value): Handle NULL equiv bitmap by
18905 peeling the first iteration of the comparison loop.
18906 Use get_vr_for_comparison.
18907 (compare_names): Handle NULL equiv bitmaps by using fake
18908 ones. Use get_vr_for_comparison.
18910 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18912 * double-int.c (mpz_set_double_int): Moved from
18913 tree-ssa-loop-niter.c.
18914 (mpz_get_double_int): Likewise; also, add option to wrap
18915 out-of-range integers.
18916 * double-int.h: New prototypes for above.
18917 * tree.c (get_static_type_bounds): Moved from
18918 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18919 TYPE_MAX_VALUE if they exist..
18920 * tree.h: New prototype for above.
18921 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18922 get_type_bounds calls.
18923 (mpz_set_double_int): Move to double-int.c.
18924 (get_type_bounds): Move to tree.c, rename to
18925 get_static_type_bounds.
18926 (mpz_to_double_int): Move to double-int.c, rename to
18927 mpz_get_double_int.
18929 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18931 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18932 DIV0 exception can fall through to a normal return.
18934 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18936 PR middle-end/22156
18937 Temporarily revert:
18938 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18939 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18940 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18941 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18942 initialize align to silence bogus warning.
18943 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18944 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18946 (struct sra_walk_fns): Remove use_all parameter from use.
18947 (sra_hash_tree): Handle BIT_FIELD_REFs.
18948 (sra_elt_hash): Don't hash bitfld blocks.
18949 (sra_elt_eq): Skip them in parent compares as well. Handle
18951 (sra_walk_expr): Don't maintain or pass down use_all_p.
18952 (scan_use): Remove use_all parameter.
18953 (scalarize_use): Likewise. Re-expand assignment to
18954 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18955 output, and re-scalarize after output. Don't mark anything
18957 (scalarize_ldst): Adjust.
18958 (scalarize_walk_gimple_modify_statement): Likewise.
18959 (build_element_name_1): Handle BIT_FIELD_REFs.
18960 (instantiate_element): Don't warn for any element whose parent
18961 is used as a whole.
18962 (instantiate_missing_elements_1): Return the sra_elt.
18963 (canon_type_for_field): New.
18964 (try_instantiate_multiple_fields): New.
18965 (instantiate_missing_elemnts): Use them.
18966 (mark_no_warning): Removed.
18967 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18968 (REPLDUP, sra_build_elt_assignment): New.
18969 (generate_copy_inout): Use them.
18970 (generate_element_copy): Likewise. Handle bitfld differences.
18971 (generate_element_zero): Don't recurse for blocks. Use
18972 sra_build_elt_assignment.
18973 (generate_one_element_int): Take elt instead of var. Use
18974 sra_build_elt_assignment.
18975 (generate_element_init_1): Adjust.
18976 (scalarize_use, scalarize_copy): Use REPLDUP.
18977 (scalarize_ldst): Move assert before dereference.
18978 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18980 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18983 * tree.c (reconstruct_complex_type): Reconstruct a reference
18985 Also use the same mode for the pointer as the old pointer type.
18987 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18989 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18992 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18994 PR rtl-optimization/31676
18995 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18996 (df_refs_record): Call it.
18998 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19000 * rtl.def (SS_ABS): New code.
19001 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19002 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19003 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19004 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19005 (bfin_init_builtins): Define them.
19006 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19007 (bfin_expand_builtin): ... and handle the others here.
19008 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19009 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19010 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19011 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19012 operand is only HImode.
19014 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19016 * regclass.c (scan_one_insn): Remove splitting of
19019 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19020 Nigel Stephens <nigel@mips.com>
19022 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19024 2007-04-28 Jan Hubicka <jh@suse.cz>
19026 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19027 insn_locators_alloc instead of insn_locators_initialize;
19028 call reset_block_changes.
19029 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19030 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19031 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19032 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19033 * config/score/score.c (th_output_mi_thunk): Likewise.
19034 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19035 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19036 tolerate uninitialized locator info.
19039 * function.c (init_function_start): Don't init line number info.
19040 (expand_function_end): Update.
19041 (reset_block_changes, record_block_change, finalize_block_changes,
19042 check_block_change, free_block_changes): Kill.
19043 * function.h (reset_block_changes, record_block_change,
19044 finalize_block_changes, check_block_change, free_block_changes):
19046 (struct function): Remove ib_boundaries_block.
19047 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19048 Use curr_insn_locator to initialize locator.
19049 (emit_line_note): Remove.
19050 * cfgexpand.c (expand_gimple_cond_expr): Update.
19051 (construct_exit_block): Likewise.
19052 (tree_expand_cfg): Initialize/finalize locators.
19053 * expr.c (expand_expr_real): Update.
19054 * cfglayout.c (line_locators_locs, line_locators_lines,
19055 file_locators_locs, file_locators_files): Remove.
19056 (set_block_levels): Move to cfgexpand.c.
19057 (insn_locators_initialize): Remove.
19058 (pass_insn_locators_initialize): Remove.
19059 (locations_locators_locs, locations_locators_vals): New static vars.
19060 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19062 (insn_locators_alloc, insn_locators_finalize,
19063 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19065 (locator_location): New.
19066 (locator_line, locator_file): Rewrite.
19067 * rtl.h (emit_line_note): Kill.
19068 (insn_locators_alloc, insn_locators_finalize,
19069 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19071 * tree-inline.c (initialize_cfun): Do not initialize
19072 ib_boundaries_block.
19073 * passes.c (pass_insn_locators_initialize): Remove.
19075 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19077 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19078 info. Update last_basic_block correctly.
19080 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19083 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19084 register itself to hold the offset constant. Tell flow the use
19085 of r4 and r5 when they are used.
19087 2007-04-27 Richard Guenther <rguenther@suse.de>
19089 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19090 if we simplified anything.
19091 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19092 warnings until we did a simplification and the stmt was not
19093 marked as TREE_NO_WARNING.
19095 2007-04-27 Mike Stump <mrs@apple.com>
19097 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19099 2007-04-27 Ian Lance Taylor <iant@google.com>
19101 PR middle-end/31710
19102 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19103 TYPE_MAX_VALUE exist, convert them to the new type.
19105 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19107 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19108 if it claims to be available.
19109 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19110 edge is redirected.
19111 (perform_tree_ssa_dce): Always free postdominators.
19113 2007-04-27 Richard Henderson <rth@redhat.com>
19115 * config/alpha/predicates.md (aligned_memory_operand): Mark
19116 as define_special_predicate.
19117 (unaligned_memory_operand, normal_memory_operand): Likewise.
19118 (reg_or_unaligned_mem_operand): Remove.
19119 (any_memory_operand): Match the documentation and check for
19120 non-renumbered pseudos during reload.
19121 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19122 alpha_secondary_reload_class, update to new interface, make static.
19123 Handle CQImode like HImode. Remove FP subreg check.
19124 (alpha_expand_mov): Use replace_equiv_address.
19125 (alpha_expand_mov_nobwx): Use any_memory_operand.
19126 (TARGET_SECONDARY_RELOAD): New.
19127 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19128 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19129 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19130 * config/alpha/alpha.md: ... here.
19131 (RELOAD12, reloadmode): New.
19133 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19134 Don't handle the aligned case here.
19135 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19136 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19137 reload_inhi_help. Don't expect a scratch register.
19138 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19140 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19142 2007-04-27 Richard Guenther <rguenther@suse.de>
19144 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19146 2007-04-27 Richard Guenther <rguenther@suse.de>
19148 PR tree-optimization/30965
19149 PR tree-optimization/30978
19150 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19151 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19152 (find_equivalent_equality_comparison): Likewise.
19153 (simplify_cond): Likewise.
19154 (get_prop_source_stmt): New helper.
19155 (get_prop_dest_stmt): Likewise.
19156 (can_propagate_from): Likewise.
19157 (remove_prop_source_from_use): Likewise.
19158 (combine_cond_expr_cond): Likewise.
19159 (forward_propagate_comparison): New function.
19160 (forward_propagate_into_cond): Rewrite to use fold for
19162 (tree_ssa_forward_propagate_single_use_vars): Call
19163 forward_propagate_comparison to propagate comparisons.
19165 2007-04-27 Richard Guenther <rguenther@suse.de>
19167 PR tree-optimization/31715
19168 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19169 sure to do computation on the offset in an appropriate
19172 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19174 * reload.h (elimination_target_reg_p): Declare.
19175 * reload.c (find_reloads): Don't apply the reg_rtx move
19176 optimization if the SET_DEST satisfies elimination_target_reg_p.
19177 * reload1.c (elimination_target_reg_p): New function.
19178 (gen_reload): In the move/add2 fallback, make sure that op0
19179 does not overlap the destination register.
19181 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19183 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19184 transform only GIMPLE_MODIFY_STMTs.
19185 * tree-complex.c (expand_complex_operations_1): Ditto.
19186 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19187 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19188 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19190 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19191 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19192 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19193 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19194 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19195 slpeel_add_loop_guard): Ditto.
19196 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19197 * lambda-code.c (perfect_nestify): Ditto.
19198 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19199 before the first statement.
19200 * tree-optimize.c (execute_free_datastructures): Fix comments.
19201 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19202 * tree-flow.h (disband_implicit_edges): Declaration removed.
19203 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19205 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19206 COND_EXPRs without gotos.
19207 (disband_implicit_edges, has_label_p): Removed.
19208 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19209 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19211 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19213 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19214 also for COND_EXPRs.
19215 * cfgexpand.c (label_rtx_for_bb): New function.
19216 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19217 Use label_rtx_for_bb to find the labels.
19218 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19219 last block. Detect fallthru edges.
19221 2007-04-26 Ian Lance Taylor <iant@google.com>
19224 * reload.c (find_reloads_subreg_address): If the address was valid
19225 in the original mode but not in the new mode, reload the whole
19228 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19230 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19231 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19232 (cleanup_control_expr_graph): Do not invalidate dominance info.
19233 Record altered blocks.
19234 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19235 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19236 cleanup_tree_cfg_bb): New functions.
19237 (remove_forwarder_block): Do not maintain the worklist of blocks.
19238 Record altered blocks.
19239 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19240 not over whole cfg.
19241 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19242 delete_unreachable_blocks if dominators are not available.
19243 * tree-inline.c (optimize_inline_calls): Free dominance information
19245 * tree-flow.h (remove_edge_and_dominated_blocks,
19246 cfgcleanup_altered_bbs): Altered.
19247 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19249 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19251 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19252 do not invalidate dominators.
19254 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19256 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19257 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19258 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19259 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19261 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19263 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19265 2007-04-26 Richard Guenther <rguenther@suse.de>
19267 PR tree-optimization/31703
19268 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19269 the right type for the target of the bittest.
19271 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19273 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19274 ix86_sol10_return_in_memory.
19276 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19278 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19281 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19284 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19286 PR tree-optimization/30558
19287 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19288 clear this_state.prev_try.
19290 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19291 Mark Mitchell <mark@codesourcery.com>
19293 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19294 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19295 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19297 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19300 * doc/invoke.texi (%:print-asm-header): Document.
19301 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19303 (static_spec_functions): Add print-asm-header.
19304 (main): Print a banner before the --target-help linker options.
19305 (print_asm_header_spec_function): New function.
19307 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19310 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19311 (movsf_ie): Likewise.
19313 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19315 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19317 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19319 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19320 exception for divide-by-zero.
19321 (__umodsi3, __modsi3): Likewise.
19323 2007-04-25 Dirk Mueller <dmueller@suse.de>
19325 * c-typeck.c (build_compound_expr): Annotate warning()
19326 call with OPT_Wunused_value.
19327 * tree-ssa.c (warn_uninit): Annotate warning with
19329 * c-common.c (handle_sentinel_attribute): Annotate warning
19330 call with OPT_Wattributes.
19332 2007-04-25 Thiemo Seufer <ths@mips.com>
19334 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19335 (mips16): Fix typo.
19336 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19337 on to the assembler. Improve handling of -mno-mips16. Add handling
19338 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19339 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19340 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19341 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19343 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19346 * config/i386/winnt.c (i386_pe_file_end): Strip only
19347 USER_LABEL_PREFIX when writing export name.
19349 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19351 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19352 sh/elf.h, vx-common.h and vxworks.h.
19353 * config/sh/sh.h: Include config/vxworks-dummy.h.
19354 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19355 (OVERRIDE_OPTIONS): Use it.
19356 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19357 (vxworks_picreg): New pattern.
19358 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19359 VXWORKS_OS_CPP_BUILTINS.
19360 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19361 to their VXWORKS_* equivalents.
19362 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19363 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19364 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19365 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19366 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19367 -mrtp/-fPIC multilibs.
19368 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19369 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19370 (MULTILIB_OSDIRNAMES): Delete.
19372 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19375 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19377 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19379 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19380 rounding mode to be specified by the caller.
19381 (real_to_mpfr) Likewise.
19382 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19383 include new arguments.
19384 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19386 2007-04-24 Ian Lance Taylor <iant@google.com>
19388 PR tree-optimization/31605
19389 * tree-vrp.c (set_value_range): Check that min and max are not
19390 both overflow infinities.
19391 (set_value_range_to_value): New static function.
19392 (extract_range_from_binary_expr): Call set_value_range_to_value.
19393 (extract_range_from_cond_expr): Likewise.
19394 (extract_range_from_expr): Likewise.
19395 (extract_range_from_unary_expr): Likewise. Don't create a range
19396 which overflows on both sides.
19397 (vrp_meet): Check for a useless range.
19398 (vrp_visit_phi_node): If we see a constant which looks like an
19399 overflow infinity, turn off the TREE_OVERFLOW flag.
19401 2007-04-24 Ian Lance Taylor <iant@google.com>
19403 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19405 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19407 PR diagnostic/25923
19408 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19409 diagnostic message is being built.
19410 * tree-pretty-print.c (dump_generic_node): Only write the
19411 formatted text into BUFFER's stream if we are not building a
19412 diagnostic message.
19413 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19415 * Makefile.in (toplev.o): Depend on tree-pass.h.
19417 2007-04-24 Ian Lance Taylor <iant@google.com>
19419 PR tree-optimization/31602
19420 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19421 conditionals in the copied loop header.
19422 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19423 warnings if TREE_NO_WARNING is set.
19424 * doc/invoke.texi (Warning Options): Clarify that
19425 -Wstrict-overflow does not warn about loops.
19427 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19429 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19430 expand on the comment about _Decimal128 arguments and check the
19431 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19432 that _Decimal128 argument uses even/odd register pair.
19433 (function_arg): Ditto.
19435 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19437 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19438 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19440 2007-04-24 Richard Guenther <rguenther@suse.de>
19441 Olga Golovanevsky <olga@il.ibm.com>
19443 * fold-const.c (multiple_of_p): Check for bottom
19446 2007-04-24 Richard Henderson <rth@redhat.com>
19448 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19449 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19450 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19451 looking for non-zero bits shifted out. Avoid a recursive call
19452 when constructing the scalar.
19453 (__floatundisf): Likewise.
19455 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19457 * dwarf2out.c (field_byte_offset): Move the existing logic
19458 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19459 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19461 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19464 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19465 length argument of 0 for memset.
19466 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19467 unsigned shift instead of the signed variant.
19469 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19471 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19472 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19473 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19474 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19475 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19476 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19477 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19478 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19479 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19480 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19481 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19482 "mul<mode>3", "div<mode>3"): Insn definitions added.
19483 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19484 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19485 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19486 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19487 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19488 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19489 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19490 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19491 TARGET_FLOAT_FORMAT): Macro definitions removed.
19492 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19493 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19494 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19495 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19496 (s390_gen_rtx_const_DI): Function removed.
19497 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19499 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19501 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19502 over an external ffs function.
19504 2007-04-24 Chao-ying Fu <fu@mips.com>
19505 Richard Sandiford <richard@nildram.co.uk>
19507 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19508 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19509 (smadd_widen_optab, umadd_widen_optab): Define.
19510 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19512 * genopinit.c (optabs): Fill in smadd_widen_optab and
19514 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19515 and umadd_widen_optab to implement multiply-add sequences.
19516 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19517 (<u>maddsidi4): ...this. Extend condition to include
19518 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19519 of operand 0 to "ka" and use the three-operand form of madd<u>
19521 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19523 * config/mips/constraints.md (ka): New register constraint.
19525 2007-04-24 Jan Hubicka <j@suse.cz>
19529 2007-04-23 Jan Hubicka <jh@suse.cz>
19530 * function.c (init_function_start): Don't init line number info.
19531 (expand_function_end): Update.
19532 (reset_block_changes, record_block_change, finalize_block_changes,
19533 check_block_change, free_block_changes): Kill.
19534 * function.h (reset_block_changes, record_block_change,
19535 finalize_block_changes, check_block_change, free_block_changes):
19537 (struct function): Remove ib_boundaries_block.
19538 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19539 Use curr_insn_locator to initialize locator.
19540 (emit_line_note): Remove.
19541 * cfgexpand.c (expand_gimple_cond_expr): Update.
19542 (construct_exit_block): Likewise.
19543 (tree_expand_cfg): Initialize/finalize locators.
19544 * expr.c (expand_expr_real): Update.
19545 * cfglayout.c (line_locators_locs, line_locators_lines,
19546 file_locators_locs, file_locators_files): Remove.
19547 (set_block_levels): Move to cfgexpand.c.
19548 (insn_locators_initialize): Remove.
19549 (pass_insn_locators_initialize): Remove.
19550 (locations_locators_locs, locations_locators_vals): New static vars.
19551 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19553 (insn_locators_alloc, insn_locators_finalize,
19554 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19556 (locator_location): New.
19557 (locator_line, locator_file): Rewrite.
19558 * rtl.h (emit_line_note): Kill.
19559 (insn_locators_alloc, insn_locators_finalize,
19560 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19562 * tree-inline.c (initialize_cfun): Do not initialize
19563 ib_boundaries_block.
19564 * passes.c (pass_insn_locators_initialize): Remove.
19566 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19568 * doc/invoke.texi: Removed leading '-' from option index entries.
19570 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19572 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19574 (create_phi_node): Use set_phi_nodes.
19575 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19576 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19577 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19578 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19579 (bsi_start, bsi_last): Use bb_stmt_list.
19580 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19581 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19582 Traverse the statements using tsi iterator.
19583 * basic-block.h (struct basic_block_def): Fields stmt_list
19584 and phi_nodes moved to ...
19585 (struct tree_bb_info): ... new structure.
19586 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19587 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19588 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19589 (tree_verify_flow_info): Verify that il.tree is not set for
19590 entry and exit block.
19591 (tree_split_block): Use set_bb_stmt_list.
19593 2007-04-23 Mike Stump <mrs@apple.com>
19595 * config/i386/i386.c (ix86_tune_features
19596 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19599 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19601 * config/i386/i386.md (prefix_extra): New attribute.
19602 (length): Add prefix_extra.
19604 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19605 (sse2_movntv2di): Likewise.
19606 (sse2_cvtps2dq): Likewise.
19607 (sse2_cvtpd2pi): Likewise.
19608 (sse2_cvttpd2pi): Likewise.
19609 (*sse2_cvtpd2ps): Likewise.
19610 (*add<mode>3): Likewise.
19611 (sse2_ssadd<mode>3): Likewise.
19612 (sse2_usadd<mode>3): Likewise.
19613 (*sub<mode>3): Likewise.
19614 (sse2_sssub<mode>3): Likewise.
19615 (sse2_ussub<mode>3): Likewise.
19616 (*mulv8hi3): Likewise.
19617 (*smulv8hi3_highpart): Likewise.
19618 (*umulv8hi3_highpart): Likewise.
19619 (sse2_umulv2siv2di3): Likewise.
19620 (sse2_pmaddwd): Likewise.
19621 (ashr<mode>3): Likewise.
19622 (lshr<mode>3): Likewise.
19623 (ashl<mode>3): Likewise.
19624 (sse2_ashlti3): Likewise.
19625 (sse2_lshrti3): Likewise.
19626 (*umaxv16qi3): Likewise.
19627 (*smaxv8hi3): Likewise.
19628 (*uminv16qi3): Likewise.
19629 (*sminv8hi3): Likewise.
19630 (sse2_eq<mode>3): Likewise.
19631 (sse2_gt<mode>3): Likewise.
19632 (*and<mode>3): Likewise.
19633 (sse2_nand<mode>3): Likewise.
19634 (*ior<mode>3): Likewise.
19635 (*xor<mode>3): Likewise.
19636 (sse2_packsswb): Likewise.
19637 (sse2_packssdw): Likewise.
19638 (sse2_packuswb): Likewise.
19639 (sse2_punpckhbw): Likewise.
19640 (sse2_punpcklbw): Likewise.
19641 (sse2_punpckhwd): Likewise.
19642 (sse2_punpcklwd): Likewise.
19643 (sse2_punpckhdq): Likewise.
19644 (sse2_punpckldq): Likewise.
19645 (sse2_punpckhqdq): Likewise.
19646 (sse2_punpcklqdq): Likewise.
19647 (*sse2_pinsrw): Likewise.
19648 (*sse2_pextrw): Likewise.
19649 (sse2_pshufd_1): Likewise.
19650 (sse2_uavgv16qi3): Likewise.
19651 (sse2_uavgv8hi3): Likewise.
19652 (sse2_psadbw): Likewise.
19653 (sse2_pmovmskb): Likewise.
19654 (*sse2_maskmovdqu): Likewise.
19655 (*sse2_maskmovdqu_rex64): Likewise.
19656 (sse4a_extrqi): Likewise.
19657 (sse4a_extrq): Likewise.
19658 (sse3_lddqu): Set prefix_rep.
19659 (sse3_addsubv4sf3): Likewise.
19660 (sse3_haddv4sf3): Likewise.
19661 (sse3_hsubv4sf3): Likewise.
19662 (sse_cvtss2si): Likewise.
19663 (sse_cvtss2si_2): Likewise.
19664 (sse_cvtss2siq): Likewise.
19665 (sse_cvtss2siq_2): Likewise.
19666 (sse_cvttss2si): Likewise.
19667 (sse_cvttss2siq): Likewise.
19668 (sse2_cvttps2dq): Likewise.
19669 (sse3_movshdup): Likewise.
19670 (sse3_movsldup): Likewise.
19671 (sse2_cvtsd2si): Likewise.
19672 (sse2_cvtsd2si_2): Likewise.
19673 (sse2_cvtsd2siq): Likewise.
19674 (sse2_cvtsd2siq_2): Likewise.
19675 (sse2_cvttsd2si): Likewise.
19676 (sse2_cvttsd2siq): Likewise.
19677 (*sse2_cvtpd2dq): Likewise.
19678 (*sse2_cvttpd2dq): Likewise.
19679 (sse2_pshuflw_1): Likewise.
19680 (sse2_pshufhw_1): Likewise.
19681 (sse4a_insertqi): Likewise.
19682 (sse4a_insertq): Likewise.
19683 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19684 (ssse3_phadddv4si3): Likewise.
19685 (ssse3_phaddswv8hi3): Likewise.
19686 (ssse3_phsubwv8hi3): Likewise.
19687 (ssse3_phsubdv4si3): Likewise.
19688 (ssse3_phsubswv8hi3): Likewise.
19689 (ssse3_pmaddubswv8hi3): Likewise.
19690 (ssse3_pmulhrswv8hi3): Likewise.
19691 (ssse3_pshufbv16qi3): Likewise.
19692 (ssse3_psign<mode>3): Likewise.
19693 (ssse3_palignrti): Likewise.
19694 (abs<mode>2): Likewise.
19695 (ssse3_phaddwv4hi3): Set prefix_extra.
19696 (ssse3_phadddv2si3): Likewise.
19697 (ssse3_phaddswv4hi3): Likewise.
19698 (ssse3_phsubwv4hi3): Likewise.
19699 (ssse3_phsubdv2si3): Likewise.
19700 (ssse3_phsubswv4hi3): Likewise.
19701 (ssse3_pmaddubswv4hi3): Likewise.
19702 (ssse3_pmulhrswv4hi3): Likewise.
19703 (ssse3_pshufbv8qi3): Likewise.
19704 (ssse3_psign<mode>3): Likewise.
19705 (ssse3_palignrdi): Likewise.
19706 (abs<mode>2): Likewise.
19707 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19708 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19709 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19711 2007-04-23 Nick Clifton <nickc@redhat.com>
19713 * params.def: Fix formatting of emacs local variables.
19715 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19717 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19718 move if inter-unit move isn't allowed.
19719 Don't split moving the first element of V2DI to DI to inter-unit
19720 move if inter-unit move isn't allowed.
19722 2007-04-23 Richard Guenther <rguenther@suse.de>
19724 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19725 and CDI_POST_DOMINATORS separately.
19727 2007-04-23 Nick Clifton <nickc@redhat.com>
19729 * c.opt (Wformat-contains-nul): Add warning attribute.
19731 2007-04-23 Jan Hubicka <jh@suse.cz>
19733 * function.c (init_function_start): Don't init line number info.
19734 (expand_function_end): Update.
19735 (reset_block_changes, record_block_change, finalize_block_changes,
19736 check_block_change, free_block_changes): Kill.
19737 * function.h (reset_block_changes, record_block_change,
19738 finalize_block_changes, check_block_change, free_block_changes):
19740 (struct function): Remove ib_boundaries_block.
19741 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19742 Use curr_insn_locator to initialize locator.
19743 (emit_line_note): Remove.
19744 * cfgexpand.c (expand_gimple_cond_expr): Update.
19745 (construct_exit_block): Likewise.
19746 (tree_expand_cfg): Initialize/finalize locators.
19747 * expr.c (expand_expr_real): Update.
19748 * cfglayout.c (line_locators_locs, line_locators_lines,
19749 file_locators_locs, file_locators_files): Remove.
19750 (set_block_levels): Move to cfgexpand.c.
19751 (insn_locators_initialize): Remove.
19752 (pass_insn_locators_initialize): Remove.
19753 (locations_locators_locs, locations_locators_vals): New static vars.
19754 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19756 (insn_locators_alloc, insn_locators_finalize,
19757 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19759 (locator_location): New.
19760 (locator_line, locator_file): Rewrite.
19761 * rtl.h (emit_line_note): Kill.
19762 (insn_locators_alloc, insn_locators_finalize,
19763 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19765 * tree-inline.c (initialize_cfun): Do not initialize
19766 ib_boundaries_block.
19767 * passes.c (pass_insn_locators_initialize): Remove.
19769 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19771 PR middle-end/31448
19772 * expr.c (reduce_to_bit_field_precision): Handle
19775 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19777 PR tree-optimization/24659
19778 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19779 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19780 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19781 * genopinit.c (optabs): Rename vec_pack_mod_optab
19782 to vec_pack_trunc_optab.
19783 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19784 early for scalar floating point operands for NOP_EXPR.
19785 (vectorizable_type_promotion): Ditto.
19786 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19787 vec_pack_trunc_optab.
19788 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19790 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19791 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19792 Rename from VEC_PACK_MOD_EXPR.
19793 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19794 * expr.c (expand_expr_real_1): Ditto.
19795 * tree-inline.c (estimate_num_insns_1): Ditto.
19796 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19798 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19799 (vec_unpacks_lo_v4sf): Ditto.
19800 (vec_pack_trunc_v2df): Ditto.
19801 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19802 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19803 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19805 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19807 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19809 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19810 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19811 packing of floating point operands.
19812 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19813 represent unpacking of floating point operands.
19814 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19815 [vec_unpacks_hi]: Ditto.
19816 [vec_unpacks_lo]: Ditto.
19818 2007-04-22 Jan Hubicka <jh@suse.cz>
19820 * final.c (rest_of_handle_final): Call
19821 targetm.asm_out.constructor/targetm.asm_out.destructor
19822 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19823 proper priority via decl_*_priority_insert.
19824 * c-common.c (c_expand_body): Likewise.
19826 2007-04-22 Richard Guenther <rguenther@suse.de>
19828 PR tree-optimization/29789
19829 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19830 (rewrite_reciprocal): New helper split out from
19831 determine_invariantness_stmt.
19832 (rewrite_bittest): Likewise.
19833 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19834 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19837 2007-04-22 Revital Eres <eres@il.ibm.com>
19839 * loop-unroll.c (var_to_expand): New field to support also
19840 insns of the form x = something + x.
19841 (analyze_insn_to_expand_var): Use it.
19842 (expand_var_during_unrolling): Likewise.
19844 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19846 * predict.c: Include pointer-set.h.
19847 (bb_predictions): New variable.
19848 (tree_predicted_by_p, tree_predict_edge,
19849 remove_predictions_associated_with_edge): Use bb_predictions map
19850 instead of bb->predictions.
19851 (clear_bb_predictions, assert_is_empty): New functions.
19852 (combine_predictions_for_bb): Use bb_predictions map. Call
19853 clear_bb_predictions.
19854 (tree_estimate_probability): Create and free bb_predictions map.
19855 * Makefile.in (predict.o): Add pointer-set.h dependency.
19856 * basic-block.h (struct basic_block_def): Remove predictions
19858 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19860 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19863 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19866 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19868 * timevar.c (timevar_print): Change reference of --disable-checking to
19869 --enable-checking=release. Also warn if assert checking is disabled.
19871 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19874 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19875 decl as addressable if the compound literal was marked as
19877 Mark the decl as a gimple register if it is a complex or
19878 vector decl and does not live in memory.
19880 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19882 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19883 (GENERIC_NEXT): New function macro.
19884 (PHI_CHAIN): Use phi_node's new chain variable.
19885 (tree_phi_node): Change tree_common to tree_base
19886 and add the chain field.
19887 * tree-phinodes.c (make_phi_node): Don't set
19888 TREE_TYPE on the new node.
19889 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19890 instead of checking GIMPLE_TUPLE_P in chain_next.
19891 * tree-vect-transform.c
19892 (get_initial_def_for_induction): Look at
19893 PHI_RESULT_TREE for the type of the phi node.
19894 (update_vuses_to_preheader): Use PHI_CHAIN
19895 instead of TREE_CHAIN on the phi node.
19896 * tree-ssa-structalias.c (compute_points_to_sets):
19898 (ipa_pta_execute): Likewise.
19900 2007-04-21 Richard Guenther <rguenther@suse.de>
19902 PR middle-end/31136
19903 * fold-const.c (fold_unary): Call fold_convert_const on the
19906 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19908 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19909 (store_killed_in_pat): New.
19911 2007-04-20 Richard Henderson <rth@redhat.com>
19914 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19915 TREE_LIST with a void_type_node value, not void_list_node exactly.
19917 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19919 * doc/standards.texi: Re-arrange into language-specific
19920 subsections. Add a C++ section, documenting which standards we
19923 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19925 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19926 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19928 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19930 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19931 ecrti.o and crtbegin.o.
19932 (LIB_DEFAULT_SPEC): Include -lc.
19933 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19935 2007-04-20 Richard Henderson <rth@redhat.com>
19938 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19939 argument; update all callers.
19940 (get_unaligned_offset): New.
19941 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19942 get_unaligned_address, just pass on the address directly.
19943 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19944 the subreg in the helper patterns.
19945 (unaligned_extendqidi_le): Use get_unaligned_offset.
19946 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19947 (unaligned_extendhidi_be): Likewise.
19948 (unaligned_extendhidi): Tidy.
19949 * config/alpha/alpha-protos.h: Update.
19951 2007-04-20 Richard Henderson <rth@redhat.com>
19953 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19954 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19955 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19956 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19957 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19958 (CPP_SPEC): Don't include %(cpp_subtarget).
19959 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19960 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19961 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19963 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19965 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19966 for __builtin_ia32_cmpordss.
19968 PR tree-optimization/31632
19969 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19970 and arg1 for optimizations of comparison against min/max values.
19971 Fold arg0 to arg1's type for optimizations of comparison against
19972 min+1 and max-1 values.
19974 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19976 * reload.c (combine_reloads): When trying to use a dying register,
19977 check whether it's uninitialized and don't use if so.
19979 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19981 * fold-const.c: Remove prototypes for native_encode_expr and
19982 native_interpret_expr.
19983 (native_encode_expr): Make non-static.
19984 (native_interpret_expr): Likewise.
19985 * tree.h: Add prototypes for the above.
19987 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19989 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19990 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19991 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19992 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19993 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19994 Add length attributes.
19996 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19998 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20001 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20002 __STDC_WANT_DEC_FP__.
20004 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20006 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20007 for long double compatibility.
20008 * configure: Regenerate.
20010 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20012 PR rtl-optimization/29841
20013 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20015 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20016 that may cause control flow transfer from being moved.
20018 2007-04-18 Jan Hubicka <jh@suse.cz>
20020 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20023 2007-04-18 Eric Christopher <echristo@apple.com>
20025 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20026 only. Update operands.
20027 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20028 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20029 link register to pic register.
20031 2007-04-18 Dirk Mueller <dmueller@suse.de>
20033 PR diagnostic/31227
20034 * tree-vrp.c (search_for_addr_array): New.
20035 (check_array_bounds): Suppress warning about
20036 address taken of array refs if its not de-referenced.
20038 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20040 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20041 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20043 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20044 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20045 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20047 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20049 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20051 (vect_analyze_scalar_cycles): Fix indentation.
20052 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20053 (vect_mark_relevant): Include phis in relevance analysis.
20055 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20057 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20059 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20060 output_operand_lossage().
20062 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20064 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20065 the unused code for reduction without adjust-in-epilog to simplify the
20068 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20070 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20071 (S390_TDC_NEGATIVE_ZERO): New constant.
20072 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20073 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20074 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20075 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20076 (S390_TDC_POSITIVE_INFINITY): New constant.
20077 (S390_TDC_NEGATIVE_INFINITY): New constant.
20078 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20079 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20080 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20081 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20082 (S390_TDC_INFINITY): New constant.
20083 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20084 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20085 optimization for UNSPEC_CCZ_TO_INT.
20086 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20087 ("*ccz_to_int"): New insn.
20088 ("isinf<mode>2"): New insn.
20089 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20090 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20091 (UNSPEC_CCZ_TO_INT): New constant.
20093 2007-04-18 Richard Guenther <rguenther@suse.de>
20095 PR tree-optimization/19431
20096 PR tree-optimization/21463
20097 * tree-pass.h (pass_phiprop): Declare.
20098 * passes.c (init_optimization_passes): New phiprop pass.
20099 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20100 (phivn_valid_p): New helper function.
20101 (phiprop_insert_phi): Likewise.
20102 (propagate_with_phi): Likewise.
20103 (tree_ssa_phiprop): New propagator propagating loads
20104 through phi nodes if profitable.
20106 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20108 * tree-vect-analyze.c (process_use): New function.
20109 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20110 Check phis in all bbs.
20111 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20114 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20116 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20119 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20122 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20125 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20127 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20129 (sse_vmmulv4sf3): Likewise.
20130 (sse2_vmaddv2df3): Likewise.
20131 (sse2_vmmulv2df3): Likewise.
20133 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20135 PR rtl-optimization/31360
20136 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20137 (target_reg_cost): New.
20138 (init_set_costs): Initialize target_reg_cost. Add comments
20139 regarding the rationale of the costs.
20140 (global_cost_for_size): Renamed to...
20141 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20142 of register pressure.
20143 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20144 estimate_reg_pressure_cost. Add number of ivs.
20145 (determine_set_costs): Dump target_reg_cost.
20146 * loop-invariant.c (gain_for_invariant): Use
20147 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20148 (best_gain_for_invariant, find_invariants_to_move): Remove
20150 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20151 (target_reg_cost): Declare.
20152 (global_cost_for_size): Declaration removed.
20153 (estimate_reg_pressure_cost): Declare.
20155 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20157 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20158 regnos into even/odd register pairs.
20159 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20160 TDmode similar to the other floating point modes.
20161 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20162 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20164 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20165 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20166 (movdd_hardfloat64): Use TARGET_MFPGPR.
20168 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20170 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20173 2005-01-05 Richard Henderson <rth@redhat.com>
20175 * reload1.c (do_input_reload): Restrict the optimization deleteing
20176 a previous output reload to RELOAD_FOR_INPUT.
20178 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20180 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20181 induc_vec_info_type.
20182 (vectorizable_induction): New function declaration.
20183 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20184 check if already vectorized. Find first place in BB where new stmts
20185 can be inserted. Takes only one argument.
20186 (vectorizable_induction): New function.
20187 (vect_transform_stmt): Add case for induc_vec_info_type to call
20188 vectorizable_induction.
20189 (vect_transform_loop): Consider phis for vectorization.
20190 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20192 (analyze_operations): Call vectorizable_induction when analyzing phis.
20194 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20195 (vect_mark_relevant): Include phis in relevance analysis.
20196 (vect_mark_stmts_to_be_vectorize): Likewise.
20197 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20199 2007-04-16 Lawrence Crowl <crowl@google.com>
20201 * doc/invoke.texi (Debugging Options): Add documentation for the
20202 -femit-struct-debug options -femit-struct-debug-baseonly,
20203 -femit-struct-debug-reduced, and
20204 -femit-struct-debug-detailed[=...].
20206 * c-opts.c (c_common_handle_option): Add
20207 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20208 and OPT_femit_struct_debug_detailed_.
20209 * c.opt: Add specifications for
20210 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20211 and -femit-struct-debug-detailed[=...].
20212 * opts.c (set_struct_debug_option): Parse the
20213 -femit-struct-debug-... options.
20214 * opts.c (matches_main_base, main_input_basename,
20215 main_input_baselength, base_of_path, matches_main_base): Add
20216 variables and functions to compare header base name to compilation
20218 * opts.c (should_emit_struct_debug): Add to determine to emit a
20219 structure based on the option.
20220 (dump_struct_debug) Also disabled function to debug this
20222 * opts.c (handle_options): Save the base name of the
20225 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20226 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20227 This hook indicates if a type is generic. Set it by default
20228 to "never generic".
20229 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20230 to determine if a struct type is generic or not.
20231 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20232 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20233 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20234 with live C++ hook.
20236 * flags.h (enum debug_info_usage): Add an enumeration to describe
20237 a program's use of a structure type.
20238 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20239 to indicate the program's usage of the type. Filter structs based
20240 on the -femit-struct-debug-... specification.
20241 (gen_type_die): Split into two routines, gen_type_die and
20242 gen_type_die_with_usage. gen_type_die is now a wrapper
20243 that assumes direct usage.
20244 (gen_type_die_with_usage): Replace calls to gen_type_die
20245 with gen_type_die_with_usage adding the program usage of
20246 the referenced type.
20247 (dwarf2out_imported_module_or_decl): Suppress struct debug
20248 information using should_emit_struct_debug when appropriate.
20250 2007-04-16 Ian Lance Taylor <iant@google.com>
20252 PR tree-optimization/31522
20253 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20254 (vrp_initialize): Allocate vr_phi_edge_counts.
20255 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20256 executable edge. Drop test for all constants.
20257 (vrp_finalize): Free vrp_phi_edge_counts.
20259 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20260 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20262 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20263 predecessors at head rather than tail.
20265 2007-04-16 Matthias Klose <doko@debian.org>
20267 * config/alpha/linux.h (CPP_SPEC): Define.
20268 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20270 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20272 * function.h: Remove sequence_stack extern declaration.
20274 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20276 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20278 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20281 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20283 * config/avr/avr.c (avr_arch_types): Rearranging array.
20284 (enum avr_arch): Add.
20285 (avr_mcu_types): Use avr_arch enumeration constants instead of
20287 * config/avr/avr.h (LINK_SPEC): Simplify.
20289 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20291 * config/m68k/m68k.c (m68k_libcall_value,
20292 m68k_function_value): Use macros for register names more.
20294 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20296 (M68K_REGNAME): Use A6_REG.
20297 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20299 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20301 PR middle-end/28071
20302 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20303 'pending_read_list_length' and 'pending_write_list_length'. Update
20305 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20306 to handle two length counters instead of one. Update all uses.
20307 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20308 two length counters instead of one.
20309 * sched-rgn.c (propagate_deps): Update to handle two length counters
20312 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20315 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20316 copy of source, pass it to ix86_expand_vector_set and return
20319 2007-04-16 David Ung <davidu@mips.com>
20320 Joseph Myers <joseph@codesourcery.com>
20322 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20323 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20324 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20325 Add 74K processor information.
20326 * config/mips/mips.md: Include 74k.md.
20327 (cpu): Add 74kc,74kf,74kx.
20328 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20329 * config/mips/74k.md: New.
20330 * doc/invoke.texi (MIPS Options): Document 74K support.
20332 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20334 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20335 vectorizable_* functions.
20336 * tree-vect-transform.c (vectorizable_call): Add check for
20337 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20338 (vectorizable_store): likewise.
20339 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20341 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20342 (vectorizable_type_promotion, vectorizable_load): Likewise.
20343 (vectorizable_live_operation, vectorizable_condition): Likewise.
20344 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20346 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20348 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20350 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20351 register numbers more.
20352 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20353 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20354 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20355 FUNCTION_VALUE_REGNO_P): Likewise.
20356 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20357 STATIC_CHAIN_REGNUM): Likewise.
20358 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20359 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20360 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20361 * config/m68k/m68k.md (FP_REG): New.
20363 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20365 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20368 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20370 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20371 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20374 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20376 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20379 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20382 * c-decl.c (finish_decl): Grab the type of the decl after the call
20383 to store_init_value.
20385 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20387 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20389 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20392 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20393 dominators, post dominators and cleanup cfg before returning.
20395 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20397 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20398 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20400 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20402 * config.gcc: Recognize fido.
20403 * config/m68k/m68k-devices.def (fidoa): New.
20404 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20406 (FL_FIDOA, TARGET_FIDOA): New.
20407 * config/m68k/m68k.opt (mfidoa): New.
20409 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20411 PR middle-end/31322
20412 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20413 when a personality function is used.
20415 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20417 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20419 2007-04-13 Mike Stump <mrs@apple.com>
20421 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20423 * config/darwin.opt (fapple-kext): Make C++ only.
20424 * config/darwin.c (darwin_override_options): Remove code to ensure
20425 -fapple-kext is given for C++ only.
20427 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20429 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20430 * config/mips/mips.c (override_options): Call
20431 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20433 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20435 * config/i386/i386.opt (msvr3-shlib): Removed.
20437 * doc/invoke.texi: Remove -msvr3-shlib.
20439 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20441 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20442 with "popcnt" instruction.
20444 2007-04-13 Richard Guenther <rguenther@suse.de>
20446 PR tree-optimization/21258
20447 * tree-vrp.c (compare_case_labels): New helper.
20448 (find_switch_asserts): New function.
20449 (find_assert_locations): Call it for SWITCH_EXPRs.
20451 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20453 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20454 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20455 check is now implied in X87_FLOAT_MODE_P.
20456 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20457 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20458 (fix_trunc<mode>_i386_fisttp): Ditto.
20459 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20460 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20461 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20462 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20463 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20464 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20465 (unnamed_splitters): Ditto.
20466 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20467 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20468 FIRST_SSE_REG for local functions when SSE math is enabled or
20469 for functions with sseregparm attribute.
20470 (standard_80387_constant_p): Return -1 if mode is not
20472 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20473 (ix86_expand_compare): Ditto.
20474 (ix86_expand_carry_flag_compare): Ditto.
20475 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20476 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20477 DECIMAL_FLOAT_MODE_P.
20478 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20479 of SCALAR_FLOAT_MODE_P.
20480 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20481 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20482 checks before FLOAT_MODE_P.
20483 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20484 before FLOAT_MODE_P.
20489 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20491 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20492 Charles Wilson <libtool@cwilson.fastmail.fm>
20494 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20495 (libgcc.mvars): Don't depend on them.
20496 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20497 * exec-tool.in: New.
20499 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20501 * doc/invoke.text (--help): Document --help=common.
20503 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20505 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20507 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20509 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20510 * genemit.c (main): Emit #include "integrate.h".
20511 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20512 (LOADGP_RTP): New mips_loadgp_style.
20513 * config/mips/mips.h: Include config/vxworks-dummy.h.
20514 (TARGET_RTP_PIC): New macro.
20515 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20516 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20517 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20518 for TARGET_RTP_PIC.
20519 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20520 -mvxworks-pic when using -mrtp and a PIC option.
20521 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20523 (mips_symbolic_constant_p, mips_symbolic_address_p)
20524 (mips_symbol_insns): Handle SYMBOL_HALF.
20525 (override_options): Warn about -G and -mrtp being used together.
20526 Initialize mips_lo_relocs[SYMBOL_HALF].
20527 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20528 (mips_emit_loadgp): Handle LOADGP_RTP.
20529 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20530 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20531 (tablejump): Handle function-relative case table entries if
20533 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20535 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20537 * config/mips/mips.md (load_call<mode>): Allow any general register.
20539 (sibcall_value_internal, sibcall_value_multiple_internal)
20540 (call_value_internal, call_value_split, call_value_multiple_internal)
20541 (call_value_multiple_split): Remove constraints from operand 0.
20543 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20545 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20546 rather than loadgp_noshared.
20547 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20548 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20550 * config/mips/mips.md (loadgp): Rename to...
20551 (loadgp_newabi): ...this.
20552 (loadgp_noshared): Rename to...
20553 (loadgp_absolute): ...this.
20555 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20557 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20558 false for locally-binding symbols.
20559 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20561 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20563 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20564 (SYMBOL_GOT_PAGE_OFST): ...this.
20565 (SYMBOL_GOT_GLOBAL): Rename to...
20566 (SYMBOL_GOT_DISP): ...this.
20567 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20568 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20569 * config/mips/mips.c (mips_global_symbol_p): New function.
20570 (mips_symbol_binds_local_p): Likewise.
20571 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20572 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20573 mips_global_symbol_p and mips_symbol_binds_local_p.
20574 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20575 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20576 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20577 SYMBOL_GOTOFF_DISP.
20578 (mips_ok_for_lazy_binding_p): New function.
20579 (mips_load_call_address, mips_expand_call): Use it.
20580 (mips_dangerous_for_la25_p): Likewise.
20581 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20582 (*got_disp<mode>): Use got_disp_operand instead of
20583 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20584 SYMBOL_GOTOFF_GLOBAL.
20585 (*got_page<mode>): Use got_page_ofst_operand instead of
20587 * config/mips/predicates.md (const_call_insn_operand): Use
20588 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20589 (global_got_operand): Rename to...
20590 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20592 (local_got_operand): Rename to...
20593 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20594 of SYMBOL_GOT_LOCAL.
20596 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20598 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20599 TARGET_CALL_CLOBBERED_GP.
20600 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20601 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20602 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20603 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20604 of TARGET_ABICALLS && !TARGET_NEWABI.
20605 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20606 * config/mips/mips.c (mips_load_call_address): Check
20607 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20608 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20609 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20610 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20611 TARGET_ABICALLS && TARGET_NEWABI.
20612 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20614 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20615 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20616 TARGET_ABICALLS && TARGET_NEWABI.
20617 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20618 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20619 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20620 whether indirect calls must use $25.
20621 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20623 * config/mips/mips.md (jal_macro): Check flag_pic and
20624 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20625 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20626 instead of TARGET_ABICALLS.
20627 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20628 TARGET_ABICALLS && TARGET_OLDABI.
20629 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20630 (sibcall): In the comment above the define_insn, mention
20631 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20632 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20633 instead of TARGET_ABICALLS.
20635 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20637 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20638 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20639 (MACFLAGS_MATCH_P): New macro.
20640 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20641 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20642 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20643 the other MACFLAG constants.
20644 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20645 (flag_machi): Tighten constraints. Renumber some of the operands.
20646 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20648 (flag_machi_parts_acconly): New pattern.
20649 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20651 (flag_macinit1hi): Tighten constraints.
20652 (flag_mul_macv2hi_parts_acconly): New pattern.
20654 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20655 Use a more efficient implementation.
20656 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20657 inline sequences when not optimizing for size.
20659 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20660 movhi_high2low): Delete, merge functionality into...
20661 (packv2hi): ... this pattern.
20663 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20664 * config/bfin/bfin.opt (msim): New option.
20665 (mcpu=): New option.
20666 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20667 (bfin_cpu_t): Typedef of enum bfin_cpu.
20668 (bfin_cpu_type): New declaration.
20669 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20670 -msim and -mcpu= options.
20671 (LIB_SPEC): Likewise.
20672 * config/bfin/bfin.c (bfin_cpu_type): Define.
20673 (bfin_handle_option): Handle -mcpu= option.
20674 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20675 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20676 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20678 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20680 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20681 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20682 (powerpc-wrs-vxworksae): Use ${tm_file}.
20683 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20684 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20685 * config/i386/vx-common.h: New file.
20687 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20689 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20692 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20694 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20697 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20701 * c-common.c (c_build_qualified_type): Set canonical type
20704 2007-04-12 Richard Guenther <rguenther@suse.de>
20706 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20707 lower bound and element size if lower bound is not zero
20708 or either of the ARRAY_REF operands is set.
20710 2007-04-12 Richard Guenther <rguenther@suse.de>
20712 PR tree-optimization/24689
20713 PR tree-optimization/31307
20714 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20716 * gimplify.c (canonicalize_addr_expr): To be consistent with
20717 gimplify_compound_lval only set operands two and three of
20718 ARRAY_REFs if they are not gimple_min_invariant. This makes
20719 it never at this place.
20720 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20722 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20724 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20725 null before emitting a .nsubspa directive.
20727 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20729 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20730 need_to_partition_p if there are no memory statements in the
20733 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20735 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20736 (gcd_of_steps_may_divide_p): New function.
20737 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20739 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20741 * reload.c (find_reloads_toplev, find_reloads_address,
20742 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20743 not a pointer equality test, to decide if we need to call
20744 push_reg_equiv_alt_mem.
20746 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20748 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20749 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20751 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20753 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20755 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20756 vector to be positive.
20758 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20762 * doc/invoke.texi: Document --params max-aliased-vops and
20764 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20765 debug_memory_partitions): Move to tree-flow.h
20766 * params.h (AVG_ALIASED_VOPS): Define.
20767 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20769 (mp_info_t): Likewise.
20770 (get_mem_sym_stats_for): New.
20771 (set_memory_partition): Move from tree-flow-inline.h.
20772 (mark_non_addressable): Only clear the set of symbols for the
20773 partition if it exists.
20774 (dump_memory_partitions): Move from tree-ssa-operands.c
20775 (debug_memory_partitions): Likewise.
20776 (need_to_partition_p): New.
20777 (dump_mem_ref_stats): New.
20778 (debug_mem_ref_stats): New.
20779 (dump_mem_sym_stats): New.
20780 (debug_mem_sym_stats): New.
20781 (update_mem_sym_stats_from_stmt): New.
20782 (compare_mp_info_entries): New.
20783 (mp_info_cmp): Call it.
20784 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20786 (get_mpt_for): Move from tree-ssa-operands.c.
20787 (find_partition_for): New.
20788 (create_partition_for): Remove.
20789 (estimate_vop_reduction): New.
20790 (update_reference_counts): New.
20791 (build_mp_info): New.
20792 (compute_memory_partitions): Refactor.
20793 Document new heuristic.
20794 Call build_mp_info, update_reference_counts,
20795 find_partition_for and estimate_vop_reduction.
20796 (compute_may_aliases): Populate virtual operands before
20797 calling debugging dumps.
20798 (delete_mem_sym_stats): New.
20799 (delete_mem_ref_stats): New.
20800 (init_mem_ref_stats): New.
20801 (init_alias_info): Call it.
20802 (maybe_create_global_var): Remove alias_info argument.
20803 Get number of call sites and number of pure/const call sites
20804 from gimple_mem_ref_stats().
20805 (dump_alias_info): Call dump_memory_partitions first.
20806 (dump_points_to_info_for): Show how many times a pointer has
20808 * opts.c (decode_options): For -O2 set --param
20809 max-aliased-vops to 500.
20810 For -O3 set --param max-aliased-vops to 1000 and --param
20811 avg-aliased-vops to 3.
20812 * fortran/options.c (gfc_init_options): Remove assignment to
20814 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20815 * tree-dfa.c (dump_variable): Dump memory reference
20817 Dump NO_ALIAS* settings.
20818 (referenced_var_lookup): Tidy.
20819 (mem_sym_stats): New.
20820 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20821 and ORIG are different SSA names for a memory partition.
20822 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20823 * tree-flow.h (struct mem_sym_stats_d): Define.
20824 (mem_sym_stats_t): Define.
20825 (struct mem_ref_stats_d): Define.
20826 (struct gimple_df): Add field mem_ref_stats.
20827 (enum noalias_state): Define.
20828 (struct var_ann_d): Add bitfield noalias_state.
20829 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20830 debug_mem_ref_stats, debug_memory_partitions,
20831 debug_mem_sym_stats): Declare.
20832 * tree-ssa-structalias.c (update_alias_info): Update call
20833 sites, pure/const call sites and asm sites in structure
20834 returned by gimple_mem_ref_stats.
20835 Remove local variable IS_POTENTIAL_DEREF.
20836 Increase NUM_DEREFS if the memory expression is a potential
20838 Call update_mem_sym_stats_from_stmt.
20839 If the memory references memory, call
20840 update_mem_sym_stats_from_stmt for all the direct memory
20841 symbol references found.
20842 (intra_create_variable_infos): Set noalias_state field for
20843 pointer arguments according to the value of
20844 flag_argument_noalias.
20845 * tree-ssa-structalias.h (struct alias_info): Remove fields
20846 num_calls_found and num_pure_const_calls_found.
20847 (update_mem_sym_stats_from_stmt): Declare.
20848 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20849 Set default value to 100.
20850 (PARAM_AVG_ALIASED_VOPS): Define.
20852 2007-04-11 Richard Guenther <rguenther@suse.de>
20854 PR middle-end/31530
20855 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20856 a * -b + c as c - a * b if we honor sign dependent rounding.
20858 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20860 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20861 bfin_expand_strmov.
20862 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20863 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20865 (initialize_trampoline): Don't use old-style function definition.
20866 (bfin_secondary_reload): Mark IN_P argument as unused.
20868 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20870 PR tree-optimization/31343
20871 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20872 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20873 * testsuite/gcc.dg/vect/pr31343.c: New.
20875 2007-04-10 Eric Christopher <echristo@apple.com>
20877 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20878 * config/i386/i386.md (*cmpfp0): Use.
20879 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20880 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20881 (fix_trunc<mode>_i386_fisttp): Ditto.
20882 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20883 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20884 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20885 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20886 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20887 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20888 (unnamed_splitters): Ditto.
20889 * config/i386/i386.c (output_fix_trunc): Assert that
20890 we're not being passed a TFmode operand.
20892 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20894 PR tree-optimization/31526
20895 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20896 n_basic_blocks to find newly added blocks.
20898 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20900 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20902 (fix_trunc<mode>si_sse): Ditto.
20903 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20904 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20905 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20906 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20907 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20908 expander using SSEMODEF mode macro.
20909 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20910 expander using SSEMODEF mode macro.
20911 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20912 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20913 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20914 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20915 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20916 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20917 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20918 Macroize insn using X87MODEF mode macro.
20920 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20922 * config/i386/sse.md (sse2_pinsrw): Removed.
20923 (sse2_pextrw): Renamed to ...
20924 (*sse2_pextrw): This.
20926 2007-04-09 Jan Hubicka <jh@suse.cz>
20929 * config/i386/sse.md
20930 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20931 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20932 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20933 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20935 2007-04-09 Jan Hubicka <jh@suse.cz>
20937 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20938 multiple fields of union.
20940 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20942 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20943 (create_preheaders): Check that loops are available.
20944 (fix_loop_structure): Clean up, improve comments.
20945 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20946 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20948 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20949 * predict.c (tree_estimate_probability): Do not call
20950 calculate_dominance_info. Call create_preheaders.
20951 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20952 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20954 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20955 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20956 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20957 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20960 2007-04-08 Jan Hubicka <jh@suse.cz>
20962 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20963 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20964 * fold-const.c (fold_unary): Use it.
20966 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20968 * varasm.c (assemble_variable): Remove call to
20969 lang_hooks.decls.prepare_assemble_variable.
20970 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20971 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20972 * langhooks.h (lang_hooks_for_decls): Remove
20973 prepare_assemble_variable.
20975 2007-04-08 Mike Stump <mrs@apple.com>
20977 * config/i386/i386.c: Use inc/dec on Core2.
20979 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20981 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20982 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20983 lhd_tree_inlining_end_inlining): Remove.
20984 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20985 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20986 end_inlining hooks.
20987 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20988 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20989 lhd_tree_inlining_end_inlining): Remove prototypes.
20990 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20991 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20992 LANG_HOOKS_TREE_INLINING_START_INLINING,
20993 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20995 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20998 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21001 * config/avr/predicates.md (io_address_operand): Delete predicate.
21002 (low_io_address_operand): Don't use 'mode' argument.
21003 (higth_io_address_operand): Rename ...
21004 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21005 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21008 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21010 Revert change removing staticp.
21012 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21015 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21018 2007-04-07 Bruce Korb <bkorb@gnu.org>
21020 * c.opt: Add -Wformat-contains-nul.
21021 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21023 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21024 the NUL byte warning.
21026 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21028 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21030 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21032 * tree.c (staticp): No longer use staticp langhook.
21033 * langhooks.c (lhd_staticp): Removed.
21034 * langhooks.h (struct lang_hooks): Remove staticp.
21035 * c-common.c (c_staticp): Remove.
21036 * c-common.h (c_staticp): Ditto.
21037 * langhooks-defs.h (lhd_staticp): Ditto.
21038 (LHD_HOOKS_STATICP): Ditto
21039 * tree.h (gcc_assert_lowered): New macro.
21041 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21043 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21044 argument "reliable".
21045 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21046 Add argument "reliable". Propagate it through calls.
21047 (infer_loop_bounds_from_undefined): Derive number of iterations
21048 estimates from references in blocks that do not dominate loop latch.
21049 (gcov_type_to_double_int): New function.
21050 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21051 and expected_loop_iterations_unbounded.
21052 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21053 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21054 * tree-data-ref.c (estimated_loop_iterations): Export.
21055 (get_references_in_stmt): Fix -- do not return addresses of local
21057 * cfgloop.h (expected_loop_iterations_unbounded,
21058 estimated_loop_iterations): Declare.
21060 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21062 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21064 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21066 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21067 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21068 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21069 Use output_387_reg_move().
21070 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21071 expander using X87MODEF12 mode macro.
21072 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21073 choosing register preferences. Use output_387_reg_move().
21074 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21075 instead of "x". Use output_387_reg_move().
21076 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21077 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21078 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21079 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21080 Use output_387_reg_move().
21081 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21083 (*truncxf?f_i387 splitter): Ditto.
21085 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21087 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21088 LANG_HOOKS_SAFE_FROM_P.
21089 * expr.c (safe_from_p): Remove langhook call.
21090 * langhooks.h (lang_hooks): Remove safe_from_p.
21091 (lhd_safe_from_p): Remove prototype.
21092 * langhooks.c (lhd_safe_from_p): Remove.
21094 2007-04-06 Jan Hubicka <jh@suse.cz>
21096 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21099 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21101 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21102 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21103 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21104 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21106 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21107 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21109 2007-04-05 Richard Henderson <rth@redhat.com>
21111 * config/alpha/alpha.c (print_operand) [+]: Remove.
21112 (alpha_end_function): Print nop if call at end of function.
21113 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21114 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21115 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21116 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21117 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21118 the call pattern. Update peepholes to match.
21120 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21122 * doc/extend.texi (Other Builtins): Add decimal float variants
21124 * builtins.def: Ditto.
21125 * builtins.c (expand_builtin): Ditto.
21127 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21128 H.J. Lu <hongjiu.lu@intel.com>
21131 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21132 of V8HImode when calling ix86_binary_operator_ok.
21133 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21134 (sdot_prodv8hi): Operands 1 and 2 must be register.
21136 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21138 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21139 initialize align to silence bogus warning.
21141 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21143 PR middle-end/22156
21144 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21146 (struct sra_walk_fns): Remove use_all parameter from use.
21147 (sra_hash_tree): Handle BIT_FIELD_REFs.
21148 (sra_elt_hash): Don't hash bitfld blocks.
21149 (sra_elt_eq): Skip them in parent compares as well. Handle
21151 (sra_walk_expr): Don't maintain or pass down use_all_p.
21152 (scan_use): Remove use_all parameter.
21153 (scalarize_use): Likewise. Re-expand assignment to
21154 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21155 output, and re-scalarize after output. Don't mark anything
21157 (scalarize_ldst): Adjust.
21158 (scalarize_walk_gimple_modify_statement): Likewise.
21159 (build_element_name_1): Handle BIT_FIELD_REFs.
21160 (instantiate_element): Don't warn for any element whose parent
21161 is used as a whole.
21162 (instantiate_missing_elements_1): Return the sra_elt.
21163 (canon_type_for_field): New.
21164 (try_instantiate_multiple_fields): New.
21165 (instantiate_missing_elemnts): Use them.
21166 (mark_no_warning): Removed.
21167 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21168 (REPLDUP, sra_build_elt_assignment): New.
21169 (generate_copy_inout): Use them.
21170 (generate_element_copy): Likewise. Handle bitfld differences.
21171 (generate_element_zero): Don't recurse for blocks. Use
21172 sra_build_elt_assignment.
21173 (generate_one_element_int): Take elt instead of var. Use
21174 sra_build_elt_assignment.
21175 (generate_element_init_1): Adjust.
21176 (scalarize_use, scalarize_copy): Use REPLDUP.
21177 (scalarize_ldst): Move assert before dereference.
21178 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21180 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21182 * regmove.c: Fix unused variable warnings due to previous commit.
21184 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21186 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21187 (regmove_bb_head): Remove.
21188 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21189 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21190 problems with fixup_match_1.
21191 Don't initialize/free regmove_bb_head.
21193 (reg_is_remote_constant_p): If an insn is in the same basic block
21194 but not before INSN, consider it remote, too.
21196 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21199 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21200 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21202 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21204 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21205 (CONDITIONAL_REGISTER_USAGE): Likewise.
21207 2007-04-04 Richard Henderson <rth@redhat.com>
21209 * config/alpha/lib1funcs.asm: Remove unused file.
21211 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21214 * opts.c (print_specific_help): Fix --help=<language>
21216 (common_handle_option): Support --help=common.
21218 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21221 * gcc.c (main): Do not run the linker if
21222 print_subprocess_help indicates that it shouldn't be
21225 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21228 * doc/invoke.texi (--help=): Document <languages> value, fix
21229 formatting in tables of values.
21231 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21233 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21234 dllimport attribute of virtual methods.
21236 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21238 * config/score/crti.asm: Change _bss_start to __bss_start.
21239 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21240 (OUTGOING_REG_PARM_STACK_SPACE) update.
21241 * config/score/score.opt: add options to make backend support
21242 score5, score5u, score7 and score7d.
21243 * config/score/score.md: Likewise.
21244 * config/score/misc.md: Likewise.
21245 * config/score/mac.md: Likewise.
21246 * doc/invoke.texi: Likewise.
21247 * doc/md.texi: update constraints define.
21249 2007-04-03 Richard Henderson <rth@redhat.com>
21251 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21252 an appropriate type, use the mode instead.
21254 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21256 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21257 Set the default --with-arch setting to mips2.
21258 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21259 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21260 (MULTILIB_OSDIRNAMES): Delete.
21261 (MULTILIB_DIRNAMES): Define.
21262 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21263 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21264 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21265 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21266 VXWORKS_OS_CPP_BUILTINS.
21267 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21268 (MIPS_DEBUGGING_INFO): Undefine.
21269 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21271 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21273 PR middle-end/30704
21274 * fold-const.c (native_encode_real): Encode real.c provided longs
21275 as a series of 32-bit native integers.
21276 (native_interpret_real): Interpret buffer as a series of 32-bit
21279 2007-04-03 Richard Guenther <rguenther@suse.de>
21281 * genpreds.c (write_insn_constraint_len): Write function
21282 optimized for CONSTRAINT_LEN implementation.
21283 (write_tm_preds_h): Output insn_constraint_len inline and
21284 use it for CONSTRAINT_LEN.
21285 (write_insn_preds_c): Don't output insn_constraint_len.
21286 * doc/md.texi (define_register_constraint): Document multi-letter
21287 constraints shall have the same length if they start with the same
21290 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21293 * config/i386/i386.md (isinf<mode>2): Expand only when
21294 TARGET_C99_FUNCTIONS is set.
21296 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21298 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21299 (x86_64-*-linux*): Ditto.
21300 * config/i386/i386.opt (mpc): New option.
21301 * config/i386/i386.c (overrride_options): Handle
21302 ix87_precision_string.
21303 * config/i386/crtprec.c: New file.
21304 * config/i386/t-crtpc: Ditto.
21305 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21306 and -mpc80 options.
21307 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21308 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21309 crtprec32.o, crtprec64.o and crtprec80.o.
21311 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21312 and -mpc80 options.
21313 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21315 2007-04-02 Eric Christopher <echristo@apple.com>
21317 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21318 limitations on darwin.
21320 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21323 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21325 2007-04-02 Dave Korn <dave.korn@artimi.com>
21327 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21329 2007-04-02 Dave Korn <dave.korn@artimi.com>
21331 * libgcc2.h (exception_descriptor): Don't forward-declare.
21332 (__get_eh_table_language, __get_eh_table_version): Delete
21333 prototypes of long-dead functions.
21335 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21337 * ebitmap.h: New file
21338 * ebitmap.c: New file
21339 * Makefile.in (ebitmap.o): New target.
21341 2007-04-01 Jan Hubicka <jh@suse.cz>
21343 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21344 before very first instruction.
21346 2007-04-01 Jan Hubicka <jh@suse.cz>
21348 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21349 waring on 64bit hosts.
21350 * bitmap.h: Fix typo in bitmap_head_def.
21352 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21354 PR rtl-optimization/31391
21355 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21356 into a DELETED_LABEL note, and the label is in an empty basic
21357 block, update BB_END as well as BB_HEAD.
21359 2007-04-01 Richard Henderson <rth@redhat.com>
21361 PR tree-optimization/31169
21362 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21363 to varying if the range is outside [0, prec-1].
21365 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21368 * config/mips/mips.md (load_const_gp): New insn.
21369 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21370 the MIPS16 GP pseudo register if no_new_pseudos.
21371 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21373 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21376 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21378 (call_value): Likewise.
21380 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21381 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21384 * doc/invoke.texi: (optimization options): Reword description
21385 of -ffast-math. Document its primary purpose.
21387 2007-03-31 Richard Guenther <rguenther@suse.de>
21389 * omp-low.c (splay-tree.h): Include.
21390 (lookup_decl): Replace splay-tree usage by pointer-map.
21391 (maybe_lookup_decl): Likewise.
21392 (new_omp_context): Likewise.
21393 (delete_omp_context): Likewise.
21394 * gimplify.c (splay-tree.h): Include.
21395 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21397 (remap_ssa_name): Likewise.
21398 (remap_decl): Likewise.
21399 (remap_type_1): Likewise.
21400 (remap_type): Likewise.
21401 (copy_body_r): Likewise.
21402 (expand_call_inline): Likewise.
21403 (clone_body): Likewise.
21404 (copy_tree_r): Likewise.
21405 (remap_save_expr): Likewise.
21406 (unsave_r): Likewise.
21407 (unsave_expr_now): Likewise.
21408 (tree_function_versioning): Likewise.
21409 (build_duplicate_type): Likewise.
21410 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21411 (struct copy_body_data): Replace splay-tree by pointer-map.
21412 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21413 not $(SPLAY_TREE_H).
21414 (gimplify.o): Depend on $(SPLAY_TREE_H).
21415 (omp-low.p): Likewise.
21417 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21419 * config/avr/predicates.md (even_register_operand,
21420 odd_register_operand): New predicates.
21421 * config/avr/avr.md (movw peephole2): New.
21422 (movw_r peephole2): New.
21424 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21426 * tree.h (get_signed_or_unsigned_type): New.
21427 * fold-const.c (operand_equal_for_comparison_p): Use
21428 get_signed_or_unsigned_type instead of
21429 lang_hooks.types.signed_or_unsigned_type.
21430 * expr.c (store_expr): Ditto.
21431 * langhooks.c (get_signed_or_unsigned_type): New.
21432 (lhd_signed_or_unsigned_type): New.
21433 * langhooks.h (lhd_signed_or_unsigned_type): New.
21434 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21436 2007-03-30 Richard Henderson <rth@redhat.com>
21438 * tree-ssa-loop-ivopts.c: Include target.h.
21439 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21440 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21441 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21442 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21444 2007-03-30 Richard Henderson <rth@redhat.com>
21445 Kai Tietz <kai.tietz@onevision.com>
21447 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21448 default for 64-bit.
21449 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21450 (TARGET_64BIT_MS_ABI): New.
21451 (DBX_REGISTER_NUMBER): Handle 64-bit.
21452 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21453 (LONG_TYPE_SIZE): Force to 32.
21454 (REG_PARM_STACK_SPACE): New.
21455 (OUTGOING_REG_PARM_STACK_SPACE): New.
21456 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21457 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21458 (STACK_BOUNDARY): Use 128 for 64-bit.
21459 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21460 Add 64-bit implementation.
21461 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21463 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21464 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21465 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21466 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21467 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21468 TARGET_64BIT_MS_ABI.
21469 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21470 (ix86_pass_by_reference): Likewise.
21471 (ix86_function_value_regno_p): Likewise.
21472 (ix86_build_builtin_va_list): Likewise.
21473 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21474 (function_arg_advance_ms_64): New.
21475 (function_arg_advance): Call it.
21476 (function_arg_ms_64): New.
21477 (function_arg): Call it.
21478 (function_value_ms_64): New.
21479 (ix86_function_value_1): Call it.
21480 (return_in_memory_ms_64): New.
21481 (ix86_return_in_memory): Call it.
21482 (setup_incoming_varargs_ms_64): New.
21483 (ix86_setup_incoming_varargs): Call it.
21484 (ix86_expand_prologue): Handle 64-bit stack probing.
21485 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21486 (output_pic_addr_const): Likewise.
21487 (x86_this_parameter): Likewise.
21488 (x86_output_mi_thunk): Likewise.
21489 (x86_function_profiler): Likewise.
21490 (TARGET_STRICT_ARGUMENT_NAMING): New.
21491 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21492 (TARGET_64BIT_MS_ABI): New.
21493 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21494 * config/i386/i386.md (allocate_stack_worker): Remove.
21495 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21496 describe the clobber of eax without a match_scratch.
21497 (allocate_stack_worker_postreload): Remove.
21498 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21499 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21500 (allocate_stack_worker_rex64_postreload): Remove.
21501 (allocate_stack): Handle 64-bit.
21502 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21503 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21504 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21505 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21506 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21507 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21508 * config.build (x86_64-*-mingw*): New host.
21509 * config.host (x86_64-*-mingw*): New host.
21510 * config.gcc (x86_64-*-mingw*): New target.
21511 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21513 2007-03-30 Richard Henderson <rth@redhat.com>
21514 Kai Tietz <kai.tietz@onevision.com>
21516 * c-pragma.c (struct def_pragma_macro_value): New.
21517 (struct def_pragma_macro): New.
21518 (pushed_macro_table): New.
21519 (dpm_hash, dpm_eq): New.
21520 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21521 (init_pragma): Install them.
21522 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21524 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21526 * config/avr/avr.c (avr_override_options): Clear
21527 'flag_delete_null_pointer_checks'.
21529 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21532 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21533 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21534 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21535 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21536 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21537 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21538 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21540 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21542 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21544 * regmove.c: Move all of pass_stack_adjustments from here...
21545 * combine-stack-adj.c: ...to this new file.
21546 * Makefile.in: Add rules for combine-stack-adj.o.
21548 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21550 PR tree-optimization/31383
21551 * tree-data-ref.c (affine_function_equal_p): Do not require the
21552 vectors to have the same length.
21554 2007-03-30 Jan Hubicka <jh@suse.cz>
21556 PR middle-end/30700
21557 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21558 availablility; add more sanity checking; ask varpool only about
21561 2007-03-29 Richard Henderson <rth@redhat.com>
21563 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21564 to decide, but __SIZEOF_LONG_LONG__.
21566 2007-03-29 Richard Henderson <rth@redhat.com>
21568 * emutls.c (struct __emutls_array): New.
21569 (emutls_destroy): Use it instead of casting element 0 from void*.
21570 (__emutls_get_address): Likewise.
21572 2007-03-29 Richard Henderson <rth@redhat.com>
21574 * varasm.c (initializer_constant_valid_p): Don't deny
21575 DECL_DLLIMPORT_P on functions.
21577 * config/i386/cygming.h: Remove function declarations.
21578 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21579 (ASM_OUTPUT_LABELREF): Remove.
21580 (COMMON_ASM_OP): Remove.
21581 (ASM_OUTPUT_COMMON): Remove.
21582 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21583 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21584 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21585 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21586 Rename from TARGET_ENCODE_SECTION_INFO.
21587 * config/i386/netware.h: Likewise.
21588 * config/i386/i386-protos.h: Update.
21589 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21590 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21591 (legitimate_constant_p): Reject dllimports.
21592 (dllimport_map, get_dllimport_decl): New.
21593 (legitimize_dllimport_symbol): New.
21594 (legitimize_address, ix86_expand_move): Use it.
21595 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21596 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21597 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21598 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21599 * config/i386/predicates.md (constant_call_address_operand): Only
21600 accept symbols; reject dllimport_p symbols.
21601 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21602 i386_pe_maybe_record_exported_symbol.
21603 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21604 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21605 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21606 trust the setting of DECL_DLLIMPORT_P.
21607 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21608 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21609 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21610 tidy the argument scanning loop.
21611 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21612 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21613 (i386_pe_strip_name_encoding): Remove.
21614 (i386_pe_binds_local_p): New.
21615 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21616 (i386_pe_output_labelref): Remove.
21617 (i386_pe_asm_output_aligned_decl_common): New.
21618 (i386_pe_maybe_record_exported_symbol): Rename from
21619 i386_pe_record_exported_symbol; check for dllexported symbols.
21621 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21623 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21624 add comment explaining why vsnprintf cannot be used.
21626 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21628 PR tree-optimization/30666
21629 * tree.c (build_complex_type): When creating type names for DWARF2
21630 debug info, create TYPE_DECLs for TYPE_NAME instead of
21632 (build_common_tree_nodes_2): Use build_complex_type when building
21633 predefined complex types, to preserve canonical types.
21635 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21637 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21638 (noce_get_alt_condition): Look at it to determine whether to
21639 reverse the condition or not.
21640 (noce_get_condition): Substitute the truth for lies.
21641 (noce_find_if_block): Set the then_else_reversed field.
21643 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21645 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21646 destination of this insn.
21647 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21648 than calling gen_rtx_SET directly. Use r0 to hold the value of
21649 'address + 4' rather than a stack based temporary which can be
21650 mis-optimized away.
21652 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21654 * config/s390/s390.c (s390_secondary_input_reload_class,
21655 s390_secondary_output_reload_class): Functions removed.
21656 (s390_secondary_reload): New function.
21657 (TARGET_SECONDARY_RELOAD): Target macro defined.
21658 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21659 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21660 * config/s390/s390.md ("reload_outti", "reload_outdi",
21661 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21662 "reload_out<mode>"): Expanders removed.
21663 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21664 "reload<mode>_nonoffmem_out"): Expanders added.
21666 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21668 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21669 action if SRC->DEST replacement failed anyway.
21671 2007-03-28 Mike Stump <mrs@apple.com>
21673 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21674 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21675 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21677 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21679 * config.gcc: Accept barcelona as a variant of amdfam10.
21680 * config/i386/i386.c (override_options): Likewise.
21681 * doc/invoke.texi: Likewise.
21683 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21685 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21686 offsets for BIT_FIELD_REF and COMPONENT_REF.
21688 2007-03-28 Richard Guenther <rguenther@suse.de>
21690 * tree.c (is_global_var): Move ...
21691 * tree-flow-inline.h (is_global_var): ... here.
21692 * tree.h (is_global_var): Remove declaration.
21694 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21696 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21698 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21699 * config/i386/i386.c (ix86_tune_features): Initialize new
21701 * config/i386/predicates.md (promotable_binary_operator): Use
21702 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21704 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21707 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21709 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21711 * config/fr30/fr30.md (movsi_internal): Change destination
21712 constraint from m to V and add m to the end.
21714 2007-03-28 Christian Bruel <christian.bruel@st.com>
21716 * config/sh/sh.md (movsi_i): Fix type attribute.
21718 2007-03-28 Christian Bruel <christian.bruel@st.com>
21720 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21721 (movsf_ie): Likewise.
21723 2007-03-28 Christian Bruel <christian.bruel@st.com>
21725 * config.gcc: Add sh4-300 to multilib.
21726 * config/sh/t-mlib-sh4-300: New file.
21728 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21730 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21731 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21732 fix_trunc<mode>di2.
21733 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21734 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21735 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21736 "fixuns_trunctddi2"): Whitespace fix.
21738 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21740 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21741 the definition of struct sh_args.
21742 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21743 CALL_COOKIE_INT_REG_GET): Likewise.
21745 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21747 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21748 transformations are applied successfully.
21750 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21752 * tree.c (tree_contains_struct): Permit 512 tree codes.
21753 * tree.h (tree_contains_struct): Ditto.
21754 (MAX_TREE_CODES): Ditto.
21755 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21756 SPARE member to store remaining padding bits.
21758 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21760 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21763 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21765 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21766 * configure: Regenerate.
21768 * configure: Regenerate using the correct version of autoconf.
21770 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21772 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21774 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21775 regs to "__SP_L__" and "__SP_H__".
21777 2007-03-27 Richard Guenther <rguenther@suse.de>
21779 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21780 computations with it with a HOST_WIDE_INT variable.
21782 2007-03-26 Mike Stump <mrs@apple.com>
21784 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21785 objective-c-header, objective-c++-header and objc++-cpp-output
21787 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21789 2007-03-26 Richard Henderson <rth@redhat.com>
21792 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21793 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21794 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21795 IX86_BUILTIN_PSRLQ128): New.
21796 (ix86_init_mmx_sse_builtins): Add them.
21797 (ix86_expand_builtin): Expand them.
21798 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21799 operand 2 be TImode.
21800 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21801 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21802 _mm_srli_epi64): Mark __B const.
21803 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21804 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21805 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21806 new two-vector shift builtins.
21808 2007-03-26 Ian Lance Taylor <iant@google.com>
21810 PR tree-optimization/31345
21811 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21812 [+INF, +INF(OVF)] into VARYING.
21814 2007-03-26 Zack Weinberg <zackw@panix.com>
21816 * gengtype-parse.c: New file.
21817 * gengtype-yacc.y: Delete.
21818 * gengtype-lex.l: Don't include gengtype-yacc.h.
21819 Define YY_DECL and yyterminate appropriately for recursive
21820 descent parser. yylval is now a string out-parameter to yylex.
21821 (HWS, EOID): New shorthand.
21822 (IWORD): Add a couple more types.
21823 (yylex): Add a setup stanza. Remove the complex rules for
21824 detecting GTY'ed types and typedefs; replace with simple
21825 keyword detectors. Adjust everything for the changed
21826 definition of yylval. Ignore all pp-directives, not just #define.
21828 (parse_file): Rename yybegin; do not call yyparse.
21830 * gengtype.c (xasprintf): Export again.
21831 (this_file): New. Use everywhere __FILE__ was being used.
21832 (get_lang_bitmap): Special case types defined in gengtype.c.
21833 (do_typedef, new_structure): Suppress definition of certain types.
21834 (new_structure): Improve diagnostics of duplicate definitions.
21835 Make sure location_s is associated with input.h.
21836 (nreverse_pairs, define_location_structures): New functions.
21837 (main): Improve tagging of kludge types. Remove old kludges
21838 for input.h types; use define_location_structures.
21839 * gengtype.h: Update prototypes. Define token codes here.
21840 * Makefile.in: Remove all references to gengtype-yacc.
21841 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21843 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21844 add GTY((skip)) to the field that's only conditionally there.
21845 * doc/install.texi: Document that Bison is no longer required
21846 unless building treelang.
21848 * gengtype.c: Don't include gtyp-gen.h.
21849 (srcdir): Declare here.
21850 (base_files, lang_dir_names): Allocate dynamically.
21851 (gt_files, num_gt_files, num_lang_dirs): New globals.
21852 (measure_input_list, read_input_line, read_input_list)
21853 (set_lang_bitmap): New functions.
21854 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21855 simplify, relying on read_input_list to set up the bitmaps.
21856 (main): Arguments are no longer unused. Check for correct number
21857 of command line arguments, set srcdir and srcdir_len, then call
21858 read_input_list, before doing anything else. No need to worry
21859 about duplicates in main loop.
21860 * configure.ac: Simplify the calculation of all_gtfiles.
21861 Put language tags in there. Don't set or substitute
21862 all_gtfiles_files_langs or all_gtfiles_files_frags.
21863 * Makefile.in: Revamp the way gengtype is invoked, now that it
21864 takes a file on its command line with a much simpler format.
21865 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21866 (GTFILES): Remove duplicates and C source files.
21867 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21868 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21869 * configure: Regenerate.
21871 * gengtype.h: Remove all type definitions to gengtype.c; leave
21872 only definitions of options_p, type_p, and pair_p as opaque
21873 pointers. Update prototypes.
21874 * gengtype.c: Many type definitions moved here from gengtype.h.
21875 Consolidate type definitions at the top of the file.
21876 (xvasprintf): Delete.
21877 (xasprintf): Make static.
21878 (create_nested_pointer_option): Add 'next' parameter.
21879 (create_field_all, create_field_at): New functions.
21880 (create_field): Now a thin wrapper around create_field_all.
21881 (create_optional_field): Rename create_optional_field_ and add
21882 line argument. Original name is now a macro which supplies
21884 (oprintf): Use vsnprintf directly.
21885 (close_output_files): Use fatal rather than perror/exit.
21886 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21887 (main): Set progname. Don't use exit.
21888 * gengtype-yacc.y (struct_fields): Use create_field_at.
21889 (option, optionseqopt): Delete.
21890 (optionseq): Consolidate productions from option here so we
21891 can use the first argument to create_option.
21893 * gengtype-lex.l: Distinguish unions from structures in the
21894 token type. Don't call find_structure; return the tag as a string.
21895 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21896 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21897 string. Reorganize typedef_struct production accordingly.
21898 Use create_nested_ptr_option.
21899 * gengtype.c (create_nested_ptr_option): New function.
21900 * gengtype.h: Declare it.
21902 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21903 (string_type): Don't declare.
21904 (do_scalar_typedef): Declare.
21905 (create_scalar_type): Update prototype.
21906 * gengtype.c (string_type): Make static.
21907 (scalar_nonchar, scalar_char): New.
21908 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21909 (resolve_typedef): Use scalar_nonchar for error recovery.
21910 (create_scalar_type): Remove name_len field. Return scalar_char
21911 or scalar_nonchar as appropriate.
21912 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21913 to use string_type.
21914 (throughout): Use scalar_nonchar instead of calling
21915 create_scalar_type, whenever possible.
21916 (main): Initialize scalar_char and scalar_nonchar before calling
21918 * gengtype-lex.l: Adjust for removal of second argument to
21919 create_scalar_type. Use yylval.s instead of yylval.t when
21921 * gengtype-yacc.y: Type of SCALAR is string. Call
21922 create_scalar_type from type:SCALAR rule. Adjust for removal of
21923 second argument to create_scalar_type.
21925 * vec.h: Remove all #if IN_GENGTYPE blocks.
21926 Add comment saying that changes may require adjustments to gengtype.
21927 * gengtype.c: Don't include coretypes.h or tm.h.
21928 Add comment to inclusion of errors.h.
21929 (note_def_vec, note_def_vec_alloc): New functions.
21930 * gengtype.h: Declare new functions.
21931 * gengtype-lex.l: Don't include coretypes.h.
21932 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21934 (update_lineno): Remove unnecessary prototype.
21935 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21936 (VEC rule): Just return VEC_TOKEN.
21937 * gengtype-yacc.y (VEC_TOKEN): New token type.
21938 (type): Add a production for VEC(a,b).
21939 * Makefile.in: Update dependencies.
21941 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21942 typedefs that use the old PARAMS macro.
21944 * gengtype-lex.l: Remove all rules and states relating to yacc
21946 * gengtype-yacc.y: Similarly.
21947 * gengtype.c (note_yacc_type): Delete function.
21948 * gengtype.h: Update prototypes.
21950 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21952 * tree-pretty-print.c (dump_generic_node): Report precision of
21953 unnamed integer types.
21955 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21957 * ifcvt.c (noce_try_store_flag_constants): Don't check
21958 no_new_pseudos here.
21959 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21960 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21961 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21962 noce_try_sign_mask): Likewise.
21963 (if_convert): Check no_new_pseudos here.
21965 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21967 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21968 (noce_get_condition): Handle new then_else_reversed argument.
21969 (noce_init_if_info): Remove, fold into noce_find_if_block.
21970 (noce_process_if_block): Take a struct noce_if_info as the
21971 argument. Don't set up one based on ce_if_info. Update pointer
21972 references accordingly.
21973 (cond_move_process_if_block): Likewise.
21974 (process_if_block): Removed.
21975 (find_if_block): Removed. Move functionality two new functions,
21976 noce_find_if_block and cond_exec_find_if_block.
21977 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21978 blocks and the symmetric IF-ELSE-JOIN case.
21979 (cond_exec_find_if_block): Also new function mostly based on old
21980 find_if_block and process_if_block.
21981 (find_if_header): Replace find_if_block call with separately
21982 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21983 (find_cond_trap): Update noce_get_condition call.
21984 (dead_or_predicable): Likewise.
21986 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21988 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21990 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21991 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21992 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21993 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21994 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21995 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21996 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21997 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21998 __builtin_ia32_psrad128 builtins.
22000 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22002 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22003 * config/i386/constraints.md
22004 (define_constraint "I"): Use IN_RANGE macro.
22005 (define_constraint "J"): Ditto.
22006 (define_constraint "K"): Ditto.
22007 (define_constraint "M"): Ditto.
22008 (define_constraint "N"): Ditto.
22009 (define_constraint "O"): Ditto.
22010 * config/i386/predicates.md
22011 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22012 (define_predicate "const_0_to_3_operand"): Ditto.
22013 (define_predicate "const_0_to_7_operand"): Ditto.
22014 (define_predicate "const_0_to_15_operand"): Ditto.
22015 (define_predicate "const_0_to_63_operand"): Ditto.
22016 (define_predicate "const_0_to_255_operand"): Ditto.
22017 (define_predicate "const_1_to_31_operand"): Ditto.
22018 (define_predicate "const_2_to_3_operand"): Ditto.
22019 (define_predicate "const_4_to_7_operand"): Ditto.
22021 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22023 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22024 in SImode for save_world.
22025 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22028 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22030 PR tree-optimization/30784
22031 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22034 2007-03-25 Revital Eres <eres@il.ibm.com>
22036 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22037 Fold movement_possibility function into it.
22039 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22041 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22042 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22043 (call_indirect_nonlocal_darwin64): Same.
22044 (call_nonlocal_darwin64): Same.
22045 (call_value_indirect_nonlocal_darwin64): Same.
22046 (call_value_nonlocal_darwin64): Same.
22047 (sibcall_nonlocal_darwin64): Same.
22048 (sibcall_value_nonlocal_darwin64): Same.
22049 (sibcall_symbolic_64): Same.
22050 (sibcall_value_symbolic_64): Same.
22051 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22053 (rs6000_emit_load_toc_table): Same.
22054 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22055 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22057 (divss_call): Same.
22058 (divus_call): Same.
22059 (quoss_call): Same.
22060 (quous_call): Same.
22061 (load_toc_v4_pic_si): Same
22062 (load_toc_v4_PIC_1): Same.
22063 (load_toc_v4_PIC_1b): Same.
22064 (call_indirect_aix{32,64}): Same.
22065 (call_value_indirect_aix{32,64}): Same.
22067 (call_value): Same.
22068 (call_local{32,64}): Same.
22069 (call_value_local{32,64}): Same.
22070 (call_indirect_nonlocal_aix{32,64}): Same.
22071 (call_nonlocal_aix{32,64}): Same.
22072 (call_value_indirect_nonlocal_aix{32,64}): Same.
22073 (call_value_nonlocal_aix{32,64}): Same.
22074 (call_indirect_nonlocal_sysv<mode>): Same.
22075 (call_nonlocal_sysv<mode>): Same.
22076 (call_value_indirect_nonlocal_sysv<mode>): Same.
22077 (call_value_nonlocal_sysv<mode>): Same.
22079 (sibcall_local{32,64}): Same.
22080 (sibcall_value_local{32,64}): Same.
22081 (sibcall_nonlocal_aix{32,64}): Same.
22082 (sibcall_value_nonlocal_aix{32,64}): Same.
22083 (sibcall_nonlocal_sysv<mode>): Same.
22084 (sibcall_value): Same.
22085 (sibcall_value_nonlocal_sysv<mode>): Same.
22087 2007-03-24 Paul Brook <paul@codesourcery.com>
22089 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22090 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22092 2007-03-24 Richard Henderson <rth@redhat.com>
22094 * config/ia64/constraints.md: New file.
22095 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22096 satisfies_constraint_?.
22097 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22098 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22099 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22100 ia64_output_mi_thunk): Likewise.
22101 (ia64_const_ok_for_letter_p): Remove.
22102 (ia64_const_double_ok_for_letter_p): Remove.
22103 (ia64_extra_constraint): Remove.
22104 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22105 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22106 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22107 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22108 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22109 EXTRA_MEMORY_CONSTRAINT): Remove.
22110 * config/ia64/ia64.md: Include constriants.md. Replace
22111 CONST_OK_FOR_? with satisfies_constraint_?.
22113 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22114 H.J. Lu <hongjiu.lu@intel.com>
22116 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22118 (name macros): Use DPD_BID_NAME to convert names properly.
22120 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22121 decimal floating point format.
22122 (init_floating_libfuncs): Change decimal functions so that they
22123 have a "bid_" prefix if the decimal system uses the BID format,
22124 and "dpd_" prefix if the decimal system uses the DPD format.
22125 (init_interclass_conv_libfuncs): Ditto.
22126 (init_intraclass_conv_libfuncs): Ditto.
22128 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22129 using the BID format.
22131 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22132 whether we are using the BID decimal format.
22133 * configure: Regenerate.
22135 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22136 the compiler has decimal floating point enabled. Define
22137 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22140 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22141 using the BID format.
22143 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22144 whether we are using the BID decimal format.
22145 * configure: Regenerate.
22147 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22148 the compiler has decimal floating point enabled. Define
22149 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22152 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22153 options, and that it is enabled for i386/x86_64 systems.
22155 * Makefile.in (enable_decimal_float): New.
22157 (DECNUMINC): Add -I$(DECNUMFMT).
22158 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22159 to $(DECNUMFMT) from $(DECNUM).
22161 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22162 Substitute enable_decimal_float.
22163 * configure: Regenerated.
22166 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22169 * configure.ac: Enable decimal float for x86_64-*-linux*.
22170 * configure: Regenerated.
22173 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22174 decimal128ClearSign to flip and clear the sign bit in decimal128.
22175 (decimal_real_maxval): Set decimal128SetSign to set the sign
22178 2007-03-23 Ian Lance Taylor <iant@google.com>
22180 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22182 2007-03-23 Ian Lance Taylor <iant@google.com>
22184 * tree-dump.c (dump_files): Correct comment.
22186 2007-03-23 Ian Lance Taylor <iant@google.com>
22188 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22190 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22192 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22193 in cfglayout mode. Don't go into and out of cfglayout mode.
22194 Link the blocks in the order of the constructed traces.
22195 (rest_of_handle_tracer): Adjust call to tracer.
22196 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22197 Don't go into cfglayout mode.
22198 (rtl_loop_done): Don't go out of cfglayout mode.
22199 * cfglayout.c (relink_block_chain): New function, split out from...
22200 (fixup_reorder_chain): ...here. Remove redundant checking.
22201 (cfg_layout_finalize): Don't clear the header, footer, and aux
22202 fields here, move the code to do so to relink_block_chain. Likewise
22203 for free_original_copy_tables.
22204 * rtl.h (tracer): Update prototype.
22205 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22206 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22207 mode. Use relink_block_chain to serialize the CFG according to the
22208 new basic block order. Move targetm.cannot_modify_jumps_p check from
22210 (gate_handle_reorder_blocks): ...to here.
22211 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22213 (gate_duplicate_computed_gotos): ...to here.
22214 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22215 something always changes when going into and out of cfglayout mode.
22216 Perform an expensive cfg cleanup while going into cfglayout mode.
22217 Always update liveness information on HAVE_conditional_execution
22218 targets. Reserialize the basic blocks and go out of cfglayout mode.
22219 * reg-stack.c: Include cfglayout.h.
22220 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22221 the call to reorder_basic_blocks.
22222 * basic-block.h (reorder_basic_blocks): Update prototype.
22223 (relink_block_chain): New prototype.
22224 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22226 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22228 * config/mips/mips.md (type, hazard, *movdi_32bit,
22229 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22230 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22231 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22232 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22233 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22235 (movcc): Change first xfer to multi.
22236 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22237 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22238 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22239 config/mips/generic.md: Change reservations using "xfer" to use
22241 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22242 using match_operand.
22243 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22244 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22246 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22248 2007-03-22 Richard Henderson <rth@redhat.com>
22250 * config/i386/i386.c: Remove unnecessary function declarations.
22251 Move targetm definition, and all related macros, to the end of
22252 the file. Resort some functions to put definitions before uses.
22253 (ix86_attribute_table): Make static. Move to end of file.
22254 (ix86_gimplify_va_arg): Make static.
22256 2007-03-22 Richard Henderson <rth@redhat.com>
22258 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22259 don't increase local_regparm with force_align_arg_pointer check.
22260 (ix86_function_sseregparm): Assert 32-bit.
22261 (type_has_variadic_args_p): New.
22262 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22263 type_has_variadic_args_p.
22264 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22265 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22266 use memset instead. Do maybe_vaarg check first; skip attribute
22267 tests if true; skip attribute tests for 64-bit.
22268 (construct_container): Remove TARGET_DEBUG_ARG.
22269 (function_arg_advance_32, function_arg_advance_64): Split out ...
22270 (function_arg_advance): ... from here.
22271 (function_arg_32, function_arg_64): Split out ...
22272 (function_arg): ... from here.
22273 (ix86_pass_by_reference): Tidy.
22274 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22275 (function_value_32): New, from parts of ix86_function_value
22276 and ix86_value_regno.
22277 (function_value_64): New, from parts of ix86_function_value
22278 and ix86_libcall_value.
22279 (ix86_function_value_1): New.
22280 (ix86_function_value, ix86_libcall_value): Use it.
22281 (return_in_memory_32, return_in_memory_64): Split out ...
22282 (ix86_return_in_memory): ... from here.
22283 (ix86_struct_value_rtx): Skip for 64-bit.
22284 (ix86_libcall_value, ix86_value_regno): Remove.
22285 (setup_incoming_varargs_64): Split out ...
22286 (ix86_setup_incoming_varargs): ... from here.
22287 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22288 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22289 * config/i386/i386-protos.h (ix86_function_value): Remove.
22290 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22292 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22295 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22296 infinities not supported, otherwise emit warning if -Woverflow. On
22297 underflow, emit warning if -Woverflow.
22298 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22300 * real.h (real_from_string): Update declaration
22302 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22303 Richard Henderson <rth@redhat.com>
22305 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22306 * calls.c (compute_argument_block_size, expand_call,
22307 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22308 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22309 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22310 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22311 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22312 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22313 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22314 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22317 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22319 * c-incpath.c (add_sysroot_to_chain): New.
22320 (merge_include_chains): Add sysroot argument. Call
22321 add_sysroot_to_chain if sysrooted.
22322 (register_include_chains): Update call to merge_include_chains.
22323 * doc/cppopts.texi: Document use of '=' in include directory
22326 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22328 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22329 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22330 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22331 insn pattern using X87MODEF12 mode macro.
22333 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22335 * regmove.c (regmove_optimize): Use reg_mentioned_p
22336 instead of reg_overlap_mentioned_p for DST.
22338 2007-03-21 Mike Stump <mrs@apple.com>
22340 * c.opt: Fixup for Objective-C/C++.
22342 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22344 * explow.c (convert_memory_address): Fold memory reference when
22345 POINTERS_EXTEND_UNSIGNED < 0
22347 2007-03-21 Richard Henderson <rth@redhat.com>
22350 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22351 * config/i386/mmintrin.h (__m64): Likewise.
22352 * config/i386/xmmintrin.h (__m128): Likewise.
22354 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22356 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22357 (VXWORKS_OS_CPP_BUILTINS): Define.
22358 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22359 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22361 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22363 * rtl.h (constant_pool_reference_p): Delete.
22364 (find_constant_src): Declare.
22365 * rtlanal.c (find_constant_src): New function.
22366 * simplify-rtx.c (constant_pool_reference_p): Delete.
22367 * config/i386/i386.md: Use find_constant_src instead of
22368 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22370 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22372 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22373 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22375 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22377 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22378 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22379 (arm_elf_asm_constructor): Use it.
22380 (arm_elf_asm_destructor): New function.
22382 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22384 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22386 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22388 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22390 2007-03-19 Andrew Haley <aph@redhat.com>
22392 PR tree-optimization/31264
22393 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22394 VIEW_CONVERT_EXPRs.
22396 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22398 PR rtl-optimization/30907
22399 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22400 (fwprop_init): Always call loop_optimizer_initialize.
22401 (fwprop_done): Always call loop_optimizer_finalize.
22402 (fwprop): We always have loop info now.
22403 (gate_fwprop_addr): Remove.
22404 (pass_fwprop_addr): Use gate_fwprop as gate.
22406 PR rtl-optimization/30841
22407 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22408 df_chain_alloc): Call df_reorganize_refs unconditionally.
22409 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22410 refs_organized to refs_organized_size.
22411 (df_ref_create_structure): Use refs_organized_size instead of
22412 bitmap_size if refs had been organized, and keep refs_organized_size
22414 * df.h (struct df_ref_info): Change refs_organized to
22415 refs_organized_size.
22416 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22419 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22421 * except.c (output_function_exception_table): Do not reference the
22422 EH personality routine for functions that do not require an
22425 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22428 * c-typeck.c (convert_for_assignment): Call comptypes for
22429 RECORD_TYPE or UNION_TYPE.
22431 PR inline-asm/30505
22432 * reload1.c (reload): Do invalid ASM checking after
22433 cleanup_subreg_operands.
22435 2007-03-19 Jeff Law <law@redhat.com>
22437 * tree-cfg.c (find_taken_edge): Tighten conditions for
22438 optimizing computed gotos.
22440 2007-03-19 Michael Matz <matz@suse.de>
22442 * builtins.c (expand_builtin_sync_operation,
22443 expand_builtin_compare_and_swap,
22444 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22447 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22448 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22451 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22453 * doc/tm.texi: Add brackets around the return type of
22454 TARGET_SECONDARY_RELOAD.
22456 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22457 Richard Guenther <rguenther@suse.de>
22459 PR tree-optimization/31254
22460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22461 Use handled_component_p () where appropriate. Continue
22462 propagating into the rhs if we propagated into an INDIRECT_REF
22465 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22467 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22468 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22469 (xde, xdee): Mode attributes adjusted to support DFP modes.
22470 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22471 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22472 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22473 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22474 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22475 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22476 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22478 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22479 "movsf"): Insn definitions removed.
22480 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22481 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22482 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22484 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22485 "reload_in<mode>", "reload_out<mode>"): Expander added.
22486 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22489 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22491 * config/s390/s390.md: Only non-functional changes. Renamed
22492 FPR mode macro to BFP all over the file.
22494 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22496 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22497 (op_type attribute): RRF instruction type added.
22498 (fT0): New mode attribute.
22499 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22500 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22501 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22502 instruction no secondary memory is needed when moving DFmode values
22503 between GPRs and FPRs.
22505 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22507 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22508 inverted and documentation adjusted.
22509 ("mhard-dfp", "msoft-dfp"): New options.
22510 * config/s390/s390.c (s390_handle_arch_option): New architecture
22512 (override_options): Sanity checks for the new options added.
22513 * config.gcc: New architecture switch: z9-ec.
22514 * config/s390/s390.h (processor_flags): PF_DFP added.
22515 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22516 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22517 when the bit is NOT set so remove it from the defaults.
22519 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22521 * genemit.c (main): Print include statement for dfp.h.
22522 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22525 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22527 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22529 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22532 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22533 instead of PATTERN.
22535 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22537 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22538 attr_length_call, output_call, output_indirect_call): Cleanup
22539 formatting of targetm calls.
22541 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22543 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22545 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22547 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22548 reservation, bypass and anti-bypass descriptions for these
22549 instructions. Update move patterns.
22550 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22553 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22555 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22556 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22557 (get_initial_def_for_reduction): Likewise.
22559 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22561 Fix PR tree-optimization/29922
22562 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22563 (get_representative): Removed.
22564 (value_dies_in_block_x): Update for rvuse removal.
22565 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22566 (compute_antic_aux): Handle when PHI nodes appear in
22567 non-single-successors.
22568 (dump_bitmap_of_names): Removed.
22569 (compute_antic_safe): Renamed and removed rvuse calculation.
22570 Calculate only antic safe.
22571 (insert_into_preds_of_block): Remove assert.
22572 (execute_pre): Update for renamed functions.
22573 (defer_or_phi_translate_block): New function.
22575 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22577 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22578 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22580 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22581 Follow spelling conventions.
22583 * tree-data-ref.h: Remove the prototype for analyze_array.
22585 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22587 PR tree-optimization/31041
22588 * tree-vect-transform.c (get_initial_def_for_induction): Call
22589 force_gimple_operand.
22591 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22593 * ipa-type-escape.c (look_for_casts) : Revert code to use
22594 handled_component_p due to ada test a-numaux.adb.
22596 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22598 * final.c (final_scan_insn): Alter the condition of a
22599 conditional trap if we have nonstandard CC.
22601 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22603 * configure.ac: Remove excess quoting from asm line 0 test.
22604 * configure: Rebuilt.
22606 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22608 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22609 * c-common.c (convert_and_check): Move warning logic to...
22610 (warnings_for_convert_and_check): ...here. Define.
22611 * c-common.h (warnings_for_convert_and_check): Declare.
22613 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22615 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22616 (output_call): Likewise.
22618 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22620 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22622 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22624 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22626 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22628 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22629 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22631 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22633 PR tree-optimization/31183
22634 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22635 Use double_int instead of unsigned int for representing access_strides.
22636 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22638 2007-03-16 Richard Guenther <rguenther@suse.de>
22640 PR tree-optimization/31146
22641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22642 to allow recursion of forward_propagate_addr_expr.
22643 (forward_propagate_addr_into_variable_array_index): Likewise.
22644 (forward_propagate_addr_expr): Likewise.
22645 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22646 (forward_propagate_addr_expr_1): Recurse on simple copies
22647 instead of propagating into them. Do so for useless conversions
22649 (forward_propagate_addr_expr): Clean up unused statements after
22652 2007-03-16 Richard Guenther <rguenther@suse.de>
22654 * builtins.c (expand_builtin_cexpi): Use the right argument
22655 for the expansion via cexp.
22657 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22659 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22660 * configure: Rebuilt.
22662 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22665 * dwarf2out.c (force_type_die): Adjust comment.
22666 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22668 2007-03-15 DJ Delorie <dj@redhat.com>
22670 * config/frv/predicates.md (minmax_operator): Don't check operands
22673 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22675 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22676 Update constant estimates of number of iterations.
22677 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22678 argument renamed to "realistic".
22679 (compute_estimated_nb_iterations): Removed.
22680 (record_niter_bound): New function.
22681 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22682 call record_nonwrapping_iv with upper = false.
22683 (infer_loop_bounds_from_signedness): Pass upper argument to
22684 record_nonwrapping_iv.
22685 (estimate_numbers_of_iterations_loop): Do not call
22686 compute_estimated_nb_iterations. Record estimate based on profile
22687 information. Initialize the constant estimates of number of
22689 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22691 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22692 number of iterations is too small.
22693 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22694 (EST_NOT_AVAILABLE): Removed.
22695 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22696 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22699 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22701 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22702 Handle NE_EXPR guards.
22704 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22707 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22708 Set also -pedantic-errors by default for the preprocessor unless
22709 -fpermissive is given.
22711 2007-03-15 Richard Guenther <rguenther@suse.de>
22713 PR middle-end/29719
22714 PR middle-end/31161
22715 * builtins.c (expand_builtin_cexpi): As a fallback if we
22716 don't have builtins for sincos or cexp create a function
22717 declaration for cexp and expand to a call to that.
22718 (expand_builtin_int_roundingfn): Always fall
22719 back to floor/ceil and its variants even if they may be
22722 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22724 PR middle-end/31159
22725 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22726 jump tables, move the call to delete_dead_jumptables from here...
22727 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22728 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22729 don't allow merging of blocks that try_redirect_by_replacing_jump
22730 also does not handle when not optimizing.
22732 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22733 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22735 * config/i386/i386.md (x86_sahf_1): Correctly handle
22738 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22741 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22742 x86_64_general_operand as operand[2] predicate. Remove "iF"
22743 from operand constraints and use "e" constraint instead.
22744 (*subti3_1, *subti3_1 splitter): Ditto.
22745 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22746 operand[1] predicate.
22748 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22750 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22751 arrays, multiply the access strides by the size of the sub-array.
22752 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22754 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22756 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22757 the configured assembler supports the sahf mnemonic.
22758 * configure: Regenerate.
22759 * config.in: Regenerate.
22761 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22762 emit "sahf" or ".byte\t0x9e" as asm template.
22764 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22767 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22768 option to replace hard coded TARGET_xxx in md file.
22769 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22770 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22771 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22772 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22773 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22774 (X86_TUNE_NOT_VECTORMODE): Ditto.
22775 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22776 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22777 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22778 (TUNE_SLOW_IMUL_IMM8): Ditto.
22779 (TUNE_MOVE_M1_VIA_OR): Ditto.
22780 (TUNE_NOT_UNPAIRABLE): Ditto.
22781 (TUNE_NOT_VECTORMODE): Ditto.
22783 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22786 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22787 tuning options instead of hard coded TARGET_xxx.
22788 (fix ssemode peephole2's): Ditto.
22789 (imul peephole2's): Ditto.
22791 (movdi_or_rex64): Ditto.
22792 (move peephole2): Ditto.
22793 (not peephole2's): Ditto.
22795 2007-03-14 Dirk Mueller <dmueller@suse.de>
22797 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22798 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22799 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22801 * c-parser.c (c_parser_do_statement): Warn about empty body in
22802 do/while statement.
22803 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22804 * doc/invoke.texi (-Wempty-body): Update documentation.
22806 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22809 * c-common.h (warn_for_div_by_zero): Declare.
22810 * c-common.c (warn_for_div_by_zero): Define.
22811 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22814 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22816 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22817 to PREFIX and STANDARD_PREFIX.
22819 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22820 Phil Edwards <phil@codesourcery.com>
22822 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22823 (__gthread_once_t): Remove busy field for RTPs.
22824 (__GTHREAD_ONCE_INIT): Update accordingly.
22826 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22828 * doc/invoke.texi: Document VxWorks options.
22830 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22832 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22834 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22836 PR tree-optimization/30590
22837 * tree-nrv.c (tree_nrv): Check for the partial update of the
22840 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22842 * flags.h (flag_random_seed): Remove declaration, in favor of...
22843 * toplev.h (get_random_seed, set_random_seed): ... these.
22844 * tree.c (get_file_function_name): Use the former.
22845 * opts.c (common_handle_option): Use the latter.
22848 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22850 PR middle-end/31127
22851 * cse.c (cse_find_path): Do not bail out if a basic block that
22852 we already visited now becomes part of a path that starts at a
22853 different basic block. Just disallow this, to make sure we
22854 visit each basic block at most once.
22856 2007-03-13 Jan Hubicka <jh@suse.cz>
22858 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22859 attributes, when profile esitmate is present, calls with very low
22860 frequency are cold.
22862 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22864 PR tree-optimization/30730
22865 PR tree-optimization/26900
22866 * tree-ssa-loop-niter.c: Include gmp.h.
22867 (bounds): New type.
22868 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22869 split_to_var_and_offset, determine_value_range,
22870 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22871 bound_difference, bounds_add, bounds_negate,
22872 number_of_iterations_ne_max, dump_affine_iv): New functions.
22873 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22874 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22875 difference of initial and final value of control iv to validate
22877 (number_of_iterations_cond): Add loop parameter. Determine bounds
22878 on the difference of the extremes of the control iv. Add dumps.
22879 (expand_simple_operations): Handle phi nodes.
22880 (simplify_using_initial_conditions): Do not record used conditions.
22881 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22882 Do not set additional_info.
22883 (implies_nonnegative_p, implies_ge_p): Removed.
22884 (derive_constant_upper_bound): Do not use parameter `additional'.
22885 (record_estimate): Parameter `additional' removed. Parameter
22886 `i_bound' added. Do not call derive_constant_upper_bound.
22887 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22888 bound the number of iterations estimate.
22889 (estimate_numbers_of_iterations_loop): Pass the estimate from
22890 the number of iterations analysis to record_estimate.
22891 * tree.h (multiple_of_p): Declare.
22892 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22893 (scev_const_prop): Do not check expression_expensive_p.
22894 * fold-const.c (multiple_of_p): Exported.
22895 * double-int.c (double_int_mask): Exported.
22896 * double-int.h (double_int_mask): Declare.
22897 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22898 field. Added max field.
22900 2007-03-13 David Taylor <taylor@candd.org>
22903 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22906 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22909 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22910 two unamed patterns.
22912 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22914 * config/i386/i386.opt (mcx16, msahf): New options.
22915 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22916 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22918 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22919 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22920 Output -mcx16 and -msahf options when corresponding bit is set.
22922 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22923 and -msahf options.
22925 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22927 * configure.ac: Test for assembler tolerance to # 0 "".
22928 * configure, config.in: Rebuilt.
22929 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22931 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22933 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22935 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22936 (handle_syscall): Handle direct system calls.
22937 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22939 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22941 * doc/invoke.texi: Fix cpp.info cross-reference.
22942 * doc/passes.texi: Fix gcc.info cross-reference.
22944 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22946 PR tree-optimization/30835
22947 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22948 bb_for_stmt is not NULL before accessing it.
22950 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22952 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22955 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22958 * doc/install.texi: Document --enable-stage1-languages
22960 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22962 * tree-pass.h (pass_into_cfg_layout_mode,
22963 pass_outof_cfg_layout_mode): Declare.
22964 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22965 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22966 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22967 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22969 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22971 * c-decl.c (warn_variable_length_array): New function.
22972 Refactored from grokdeclarator to handle warn_vla
22973 and handle unnamed array case.
22974 (grokdeclarator): Refactored VLA warning case.
22975 * c.opt (Wvla): New flag.
22976 * doc/invoke.texi (Wvla): New warning.
22978 2007-03-12 Richard Henderson <rth@redhat.com>
22980 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22981 (TARGET_SECTION_TYPE_FLAGS): New.
22983 2007-03-12 Richard Henderson <rth@redhat.com>
22985 * config/darwin.c (machopic_reloc_rw_mask): New.
22986 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22987 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22989 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22991 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22992 * cppdefault.h (cpp_PREFIX): Document.
22993 (cpp_PREFIX_len): Likewise.
22994 (cpp_EXEC_PREFIX): New variable.
22995 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22996 * c-incpath.c (add_standard_paths): Correct logic for relocating
22997 paths within prefix.
22999 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23001 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23002 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23004 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23005 fix_truncdfdi_sse using SSEMODEF mode macro.
23006 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23007 fix_truncdfsi_sse using SSEMODEF mode macro.
23008 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23009 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23011 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23013 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23014 elfos.h to tm_file.
23016 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23018 * tree.h : Add multiple_of_p declaration.
23019 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23020 * ipa-type-escape.c (results_of_malloc): Redundant.
23021 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23022 (cast_type): Extended with new members.
23023 (check_cast): Returns cast_type.
23024 (cast): New structure for data of walk_use_def_chains.
23025 (is_malloc_result, is_cast_from_non_pointer_1,
23026 is_cast_from_non_pointer,
23027 is_array_access_through_pointer_and_index): New functions.
23028 (look_for_casts): Returns cast types.
23029 (check_call): Returns void.
23030 (okay_pointer_operation): Use support of pointer plus index,
23031 pointer plus constant and allow all multiplications.
23033 2007-03-11 Richard Guenther <rguenther@suse.de>
23035 PR tree-optimization/31115
23036 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23037 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23038 A shift count of zero is not special as with *_DIV_EXPR.
23039 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23042 2007-03-11 Ian Lance Taylor <iant@google.com>
23044 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23045 the *_DIV_EXPR codes correctly with overflow infinities.
23047 2007-03-11 Ira Rosen <irar@il.ibm.com>
23049 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23050 indicate success/failure of the analysis. Add negation to subtrahend
23051 in case of subtraction. Fail if both operands contain constants.
23052 (create_data_ref): Fail if analyze_offset fails.
23054 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23056 * config/i386/i386.md (frndintxf2): Rename to ...
23057 (rintxf2): ... this. Remove expander having same name.
23058 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23059 (roundsf2, rounddf2): Ditto.
23060 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23061 (lround<mode>di2, lround<mode>si2): Ditto.
23063 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23065 * lower-subreg.c: Include except.h.
23066 (decompose_multiword_subregs): Verify that the only control flow
23067 insns we can split are loads to multi-words pseudos.
23068 Handle breaking such blocks after splitting, instead of calling
23069 find_many_sub_basic_blocks.
23071 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23072 on the new basic block. Add a lengthy comment explaining why we
23073 thought this was necessary.
23074 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23076 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23079 * tree.c (walk_type_fields): Recurse into the element type of
23080 ARRAY_TYPEs if there is a pointer set.
23082 2007-03-10 Dirk Mueller <dmueller@suse.de>
23084 * c-common.c (warn_logical_operator): Fix condition.
23086 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23088 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23090 * config/darwin.c (machopic_select_section): Remove superfluous
23091 argument in call to categorize_decl_for_section. Remove unused
23094 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23096 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23098 * configure: Regenerate.
23100 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23103 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23104 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23105 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23106 Add LABEL_NUSES to emitted label.
23107 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23108 branch probability value to emitted jump insn.
23109 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23110 Do not check life information and do not re-arrange input operands
23111 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23113 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23115 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23116 the change of decode_asm_operands.
23118 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23120 * mode-switching.c (create_pre_exit): Skip blockage insn.
23122 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23124 * tree-pass.h (TODO_update_smt_usage): Remove.
23126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23130 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23132 * pa.c (attr_length_call): Revise condition for long
23133 pc-relative branch.
23134 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23135 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23136 sequence on SOM target.
23138 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23140 * gcc.c: Document %{, in big comment at top.
23141 (input_suffix_matches): Remove special handling for .s and
23143 (input_spec_matches): New.
23144 (handle_braces): Handle %{,.
23145 (validate_switches): ',' indicates a value which is not a switch.
23146 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23147 to detect assembler input.
23148 * config/i386/sol2.h (CPP_SPEC): Likewise.
23149 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23150 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23151 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23152 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23153 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23154 -m64 causes deployment target to default to 10.5.
23155 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23157 2007-03-09 Richard Henderson <rth@redhat.com>
23160 * target.h (targetm.asm.out.reloc_rw_mask): New.
23161 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23162 (TARGET_ASM_OUT): Use it.
23163 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23164 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23165 use the new reloc_rw_mask target hook instead.
23166 (default_section_type_flags_1): Merge into...
23167 (default_section_type_flags): ... here.
23168 (decl_readonly_section_1): Merge into...
23169 (decl_readonly_section): ... here.
23170 (default_elf_select_section_1): Merge into...
23171 (default_elf_select_section): ... here.
23172 (default_unique_section_1): Merge into...
23173 (default_unique_section): ... here.
23174 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23175 (default_select_rtx_section): Use it.
23176 (default_elf_select_rtx_section): Likewise.
23177 * output.h: Update to match.
23178 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23179 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23180 (TARGET_ASM_RELOC_RW_MASK): New.
23181 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23182 to categorize_decl_for_section.
23183 (x86_64_elf_unique_section): Likewise.
23184 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23185 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23186 (TARGET_ASM_RELOC_RW_MASK): New.
23187 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23188 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23189 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23190 (TARGET_RWRELOC): Remove.
23191 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23192 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23193 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23194 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23195 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23196 (rs6000_xcoff_select_section): Use decl_readonly_section.
23197 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23198 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23199 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23200 (TARGET_SECTION_TYPE_FLAGS): Remove.
23201 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23203 2007-03-09 Roger Sayle <roger@eyesopen.com>
23205 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23206 complex constant equality/inequality comparisons for here.
23207 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23208 known at compile-time or can be simplified to a scalar comparison.
23209 (fold_relational_const): Move compile-time evaluation of complex
23210 constant equality/inequality comparisons to here.
23212 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23214 PR rtl-optimization/30643
23215 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23217 (fold_rtx): Recurse, like before 2006-11-03.
23219 2007-03-09 DJ Delorie <dj@redhat.com>
23221 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23224 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23226 PR tree-optimization/30375
23227 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23228 LHS of statements is not the same.
23229 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23231 2007-03-09 Chao-ying Fu <fu@mips.com>
23233 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23235 * doc/invoke.texi (-mdspr2): Document new option.
23236 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23237 New unspec for DSP REV 2.
23238 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23239 these instructions are extended in DSP REV 2.
23240 (mips-dspr2.md): Include.
23241 * config/mips/mips.opt (mdspr2): New option.
23242 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23243 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23244 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23245 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23246 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23247 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23248 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23250 (bdesc_map): Add one field of unsupported_target_flags.
23251 (bdesc_arrays): Update entries to have extra fields. Add
23253 (mips_init_builtins): Initialize new function types.
23254 Check unsupported_target_fileds to filter out builtins.
23255 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23257 (ASM_SPEC): Pass mdspr2 to the assembler.
23258 * config/mips/mips-dspr2.md: New file.
23260 2007-03-09 Sa Liu <saliu@de.ibm.com>
23262 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23264 2007-03-09 Ian Lance Taylor <iant@google.com>
23266 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23267 argument) like -Wstrict-overflow=2.
23268 * doc/invoke.texi (Warning Options): Update documentation.
23270 2007-03-09 Dirk Mueller <dmueller@suse.de>
23273 * doc/invoke.texi (-Wlogical-op): Document.
23274 * common.opt (-Wlogical-op): New.
23275 * c-common.h (warn_logical_operator): Declare.
23276 * c-common.c (warn_logical_operator): Define.
23277 * c-typeck.c (parser_build_binary_op): Call
23278 warn_logical_operator.
23280 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23282 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23283 * final.c (final_scan_insn): Test for non-"" file name.
23285 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23287 * doc/loop.texi: Document the Omega linear constraints solver.
23288 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23289 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23290 omega-hash-table-size, omega-max-keys, and
23291 omega-eliminate-redundant-constraints.
23292 * tree-pass.h (pass_check_data_deps): Declared.
23295 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23296 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23297 pass_check_data_deps): New.
23298 * tree-data-ref.c (init_data_ref): Remove declaration.
23299 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23300 (analyze_array): Renamed init_array_ref, move up initializations.
23301 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23302 Removed arguments that are set to NULL.
23303 (analyze_indirect_ref): Correct indentation, correct call to
23305 (object_analysis): Call init_array_ref instead of analyze_array.
23306 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23307 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23308 of DR_ACCESS_FNS_ADDR.
23309 (init_omega_eq_with_af, omega_extract_distance_vectors,
23310 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23311 ddr_consistent_p): New.
23312 (compute_affine_dependence): Check consistency of ddrs when
23313 flag_check_data_deps is passed.
23314 (analyze_all_data_dependences): Uncomment.
23315 (tree_check_data_deps): New.
23316 * tree-data-ref.h: Include omega.h.
23317 (DR_ACCESS_FNS_ADDR): Removed.
23318 (data_dependence_relation): Add inner_loop.
23319 (DDR_INNER_LOOP): New.
23320 * common.opt (fcheck-data-deps): New.
23321 * tree-flow.h (tree_check_data_deps): Declare.
23322 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23323 (OBJS-common): Depend on omega.o.
23325 * passes.c (pass_check_data_deps): Scheduled.
23326 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23327 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23328 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23329 PARAM_VECT_MAX_VERSION_CHECKS,
23330 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23332 2007-03-09 Richard Guenther <rguenther@suse.de>
23334 PR tree-optimization/30904
23335 PR middle-end/31058
23336 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23337 the same way as *_DIV_EXPR.
23339 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23341 * recog.c (decode_asm_operands): No mixed declarations and code.
23343 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23345 * rtl.def (ASM_INPUT): Add location.
23346 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23347 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23348 (decode_asm_operands): Add loc operand.
23349 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23350 * stmt.c (expand_asm): Rename to...
23351 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23352 gen_rtx_ASM_INPUT_loc.
23353 (expand_asm_expr): Adjust.
23354 * recog.c (decode_asm_operands): Add loc operand.
23355 (check_asm_operands, extract_insn): Adjust.
23356 * reload1.c (maybe_fix_stack_asms): Likewise.
23357 * final.c (asm_insn_count): Likewise.
23358 (final_scan_insn): Output # line before and after asm.
23360 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23362 * tree-ssa-structalias.c (variable_info): Remove
23364 (new_var_info): Ditto.
23365 (shared_bitmap_info_t): New structure.
23366 (shared_bitmap_table): New variable.
23367 (shared_bitmap_hash): New function.
23368 (shared_bitmap_eq): Ditto
23369 (shared_bitmap_lookup): Ditto.
23370 (shared_bitmap_add): Ditto.
23371 (merge_smts_into): Change to take bitmap directly.
23372 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23373 (init_alias_vars): Init shared bitmap hashtable.
23374 (delete_points_to_sets): Delete shared bitmap hashtable.
23375 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23376 is_aliased removal as a change that was still necessary was
23379 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23381 * config/i386/i386.h (override_options): Conditionally disable
23382 x86_sahf for 64bit targets only.
23384 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23387 * c-decl.c (merge_decls): Don't call make_var_volatile.
23388 * varasm.c (make_var_volatile): Remove.
23389 * output.h (make_var_volatile): Remove.
23391 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23393 PR tree-optimization/31085
23394 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23396 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23398 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23399 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23400 ATTR_CONST_NOTHROW_LIST.
23402 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23405 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23407 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23409 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23412 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23414 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23415 passed, use shared libgcc.
23417 2007-03-08 Roger Sayle <roger@eyesopen.com>
23419 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23420 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23421 (honor_protect_cleanup_actions, lower_try_finally_switch):
23423 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23424 ifc_temp_var): Likewise.
23425 * tree-inline.c (setup_one_parameter): Likewise.
23426 * tree-mudflap.c (mf_decl_cache_locals,
23427 mf_build_check_statement_for): Likewise.
23428 * tree-nested.c (init_tmp_var, save_tmp_var,
23429 finalize_nesting_tree_1): Likewise.
23430 * tree-outof-ssa.c (insert_copy_on_edge,
23431 insert_backedge_copies): Likewise.
23432 * tree-profile.c (tree_gen_edge_profiler,
23433 tree_gen_ic_profiler): Likewise.
23434 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23435 * tree-sra.c (sra_build_assignment): Likewise.
23436 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23437 * tree-ssa-math-opts.c (insert_reciprocals,
23438 execute_cse_sincos_1): Likewise.
23439 * tree-tailcall.c (adjust_accumulator_values,
23440 adjust_return_value): Likewise.
23441 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23442 * tree-vect-transform.c (vect_create_data_ref_ptr,
23443 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23444 vect_create_epilog_for_reduction, vectorizable_reduction,
23445 vectorizable_call, vectorizable_conversion,
23446 vectorizable_assignment, vectorizable_operation,
23447 vectorizable_type_demotion, vect_gen_widened_results_half,
23448 vect_permute_store_chain, vectorizable_store,
23449 vect_setup_realignment, vect_permute_load_chain,
23450 vectorizable_load, vectorizable_condition,
23451 vect_create_cond_for_align_checks): Likewise.
23452 * tree-vrp.c (build_assert_expr_for): Likewise.
23454 2007-03-08 Ian Lance Taylor <iant@google.com>
23456 * tree-vrp.c: Include "intl.h".
23457 (usable_range_p): New static function.
23458 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23459 overflowed values, juts set *strict_overflow_p.
23460 (compare_values): Only return -2 if one of the operands is not a
23462 (compare_ranges): Call usable_range_p.
23463 (compare_range_with_value): Likewise.
23464 (vrp_evaluate_conditional_warnv): Rename from
23465 vrp_evaluate_conditional. Make static. Change all callers.
23466 (vrp_evaluate_conditional): New function.
23467 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23468 on signed overflow.
23469 (simplify_abs_using_ranges): Likewise.
23470 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23471 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23472 within_stmt parameter.
23473 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23474 vrp_evaluate_conditional.
23475 * tree-ssa-threadedge.c
23476 (record_temporary_equivalences_from_stmts_at_dest): Change
23477 simplify parameter to take a second tree parameter.
23478 (simplify_control_stmt_condition): Likewise.
23479 (thread_across_edge): Likewise.
23480 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23481 (thread_across_edge): Likewise.
23482 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23484 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23486 * config/i386/i386.h (TARGET_SAHF): New define.
23487 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23488 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23489 (x86_sahf): New global variable.
23490 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23491 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23492 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23493 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23495 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23496 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23497 when expanding fcomi/sahf based tests.
23498 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23499 expanding sahf based alternative. Emit sahf based sequence when
23500 optimizing for code size.
23501 * config/i386/i386.md (x86_sahf_1): Do not disable for
23502 TARGET_64BIT, enable for TARGET_SAHF.
23504 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23506 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23507 spurious whitespace from error message.
23509 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23512 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23514 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23516 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23518 * tree-sra.c (instantiate_element): Propagate disabled warnings
23519 from the element itself to the created variable.
23521 2007-03-07 Richard Henderson <rth@redhat.com>
23524 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23525 silently fix up the stack in the case of a missing register.
23527 2007-03-07 Paul Brook <paul@codesourcery.com>
23529 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23531 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23533 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23535 (phase1_vrs): Use them.
23536 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23537 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23538 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23539 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23540 __gnu_Unwind_Restore_WMMXC if required.
23541 (_Unwind_VRS_Pop): Implement iWMMXt support.
23542 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23543 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23544 gnu_Unwind_Save_WMMXC): Define.
23546 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23548 * config/vxworks.h (vxworks_override_options): Declare.
23549 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23550 * config/vxworks.c: Include target.h and toplev.h.
23551 (vxworks_override_options): New function.
23552 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23554 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23556 * config/s390/s390.c (override_options): Don't emit an error when
23557 -mstack-size is used without providing -mstack-guard.
23558 (s390_emit_prologue): Choose stack_guard value automatically if not
23559 provided via command line.
23560 * doc/invoke.texi: Adjust description of -mstack-guard and
23563 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23565 * config/i386/i386.c (output_set_got): Add a GOT initialization
23566 sequence for VxWorks PIC.
23567 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23568 around labels as well as symbols. Use gotoff_operand instead
23569 of local_symbolic_operand.
23570 (legitimize_pic_address): Use gotoff_operand instead of
23571 local_symbolic_operand. Use @GOT accesses for labels as
23573 (ix86_output_addr_diff_elt): Use PC-relative rather than
23574 GP-relative offsets for VxWorks PIC.
23575 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23576 no_new_pseudos. Check whether the returned register is op0.
23577 * config/i386/i386.md (tablejump): Use PC-relative rather than
23578 GP-relative offsets for VxWorks PIC.
23579 * config/i386/predicates.md (gotoff_operand): New predicate.
23581 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23583 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23585 * config/vxworks-dummy.h: New file.
23586 * config/i386/i386.h: Include it.
23588 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23590 * dwarf2out.c (is_inlined_entry_point): New
23591 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23592 DW_AT_ranges if the first subblock is the entry point.
23594 2007-03-06 David Daney <ddaney@avtrex.com>
23596 * doc/install.texi (mips-*-*): Change recommended binutils
23599 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23601 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23602 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23604 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23605 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23607 2007-03-06 Jan Hubicka <jh@suse.cz>
23609 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23610 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23612 (probably_cold_bb_p): Cold functions are cold.
23613 (probably_never_executed_bb_p): Cold functions are cold.
23614 (tree_bb_level_predictions): Predict calls to cold functions as not
23616 (compute_function_frequency): Check hot/cold attributes.
23617 * function.h (function_frequency): Update comments.
23618 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23619 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23620 (c_common_att): Add cold and hot.
23622 * doc/extend.texi (hot,cold attributes): Document.
23624 2007-03-06 Andrew Haley <aph@redhat.com>
23626 * function.c (expand_function_end): Move blockage to just after we
23627 emit the label for the naked return from the function.
23629 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23631 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23634 2007-03-06 Jan Hubicka <jh@suse.cz>
23636 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23637 loaded for constant large models. Non-large 64bit PIC can do.
23638 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23639 * cmodel.h: Add LARGE PIC.
23640 * i386.md (UNSPEC_PLTOFF): New.
23641 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23643 (*call_1_rex64): Disable for large models.
23644 (*call_1_rex64_large): New.
23645 (*call_value_1_rex64): Disable for large models.
23646 (*call_value_1_rex64_large): New.
23647 (set_rip_rex4): New.
23648 (set_got_offset_rex64): New.
23649 * predicates.md (constant_call_address_operand): For large model
23650 constant calls are not possible.
23651 * i386-protos.h (construct_plt_address): Declare.
23652 * i386.c (override_options): Accept large models.
23653 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23654 (legitimate_constant_p): Add new UNSPECs.
23655 (legitimate_pic_operand_p): Likewise.
23656 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23657 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23659 (output_pic_addr_const): Add PLTOFF.
23660 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23661 (ix86_expand_move): Legitimize pic address when in PIC mode.
23662 (construct_plt_address): New function.
23663 (ix86_expand_call): Offload the address to register and use GOT
23664 pointer for large model.
23665 * invoke.texi (mcmodel=large): Update documentation.
23667 2007-03-06 Richard Henderson <rth@redhat.com>
23669 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23670 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23671 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23672 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23673 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23674 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23675 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23676 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23677 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23678 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23679 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23680 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23681 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23682 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23683 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23684 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23685 x86_schedule, x86_use_bt, x86_pad_returns,
23686 x86_use_xchgb): Merge into ...
23687 (ix86_tune_features): ... here. New array.
23688 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23689 x86_bswap): Merge into ...
23690 (ix86_arch_features): ... here. New array.
23691 (x86_3dnow_a): Remove.
23692 (x86_accumulate_outgoing_args): Make static.
23693 (x86_arch_always_fancy_math_387): Make static.
23694 (ix86_tune_mask, ix86_arch_mask): Move ...
23695 (override_options): ... to local variables here. Apply the
23696 appropriate mask to each element of ix86_arch_features and
23697 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23698 as were done in the old macros.
23699 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23700 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23701 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23702 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23703 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23704 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23705 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23706 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23707 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23708 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23709 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23710 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23711 x86_accumulate_outgoing_args, x86_prologue_using_move,
23712 x86_epilogue_using_move, x86_decompose_lea,
23713 x86_arch_always_fancy_math_387, x86_shift1,
23714 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23715 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23716 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23717 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23718 x86_use_incdec, x86_pad_returns, x86_bswap,
23719 x86_partial_flag_reg_stall): Remove.
23720 (enum ix86_tune_indices): New.
23721 (ix86_tune_features): New.
23722 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23723 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23724 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23725 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23726 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23727 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23728 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23729 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23730 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23731 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23732 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23733 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23734 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23735 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23736 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23737 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23738 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23739 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23740 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23741 TARGET_EXT_80387_CONSTANTS): Use it.
23742 (enum ix86_arch_indices): New.
23743 (ix86_arch_features): New.
23744 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23745 TARGET_BSWAP): Use it.
23746 (ix86_tune_mask, ix86_arch_mask): Remove.
23748 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23751 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23752 Define using $${sysroot_headers_suffix}.
23753 * configure: Regenerate.
23754 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23755 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23757 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23758 * gcc.c (print_sysroot_headers_suffix): New.
23759 (option_map): Include --print-sysroot-headers-suffix.
23760 (display_help): Mention -print-sysroot-headers-suffix.
23761 (process_command): Handle -print-sysroot-headers-suffix.
23762 (do_spec_1): Append multilib directory to include-fixed path if
23763 sysroot suffixes in use.
23764 (main): Handle -print-sysroot-headers-suffix.
23765 * Makefile.in (start.encap): Don't depend on xlimits.h
23766 (xlimits.h): Remove.
23767 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23768 limits.h for each multilib in fixinc_list.
23769 (fixinc_list, s-fixinc_list): New.
23770 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23771 generate them for each multilib in fixinc_list.
23772 (stmp-fixproto): Use include-fixed. Run fixproto for each
23773 multilib in fixinc_list.
23774 (mostlyclean): Don't remove xlimits.h.
23775 (clean): Remove include-fixed.
23776 (real-install-headers-tar, real-install-headers-cpio,
23777 real-install-headers-cp): Don't copy include, only include-fixed.
23778 (install-mkheaders): Depend on fixinc_list. Don't depend on
23779 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23780 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23781 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23783 2007-03-06 Jan Hubicka <jh@suse.cz>
23785 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23788 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23790 * configure.ac: Allow tm_file to contain build-directory files.
23791 * configure: Regenerate.
23792 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23793 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23794 * config/m68k/print-sysroot-suffix.sh: New file.
23796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23798 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23799 of pic_offset_table_rtx if reload_completed.
23800 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23801 PIC_OFFSET_TABLE_REGNUM.
23802 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23804 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23805 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23807 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23809 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23810 functions that call eh_return.
23812 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23814 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23815 functions that need a constant pool.
23817 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23820 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23821 (m68k_preferred_reload_class): Likewise.
23822 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23823 (SECONDARY_RELOAD_CLASS): Define.
23824 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23825 (LIMIT_RELOAD_CLASS): Delete.
23826 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23827 registers from storing bytes.
23828 (m68k_secondary_reload_class): New function.
23829 (m68k_preferred_reload_class): Likewise.
23831 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23833 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23835 (m68k_expand_prologue): Likewise.
23837 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23839 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23840 (mips_expand_epilogue): Add a bool parameter.
23841 (m68k_legitimize_sibcall_address): Declare.
23842 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23843 (m68k_expand_epilogue): Add a parameter to select between sibling
23844 and normal epilogues. Only generate a return for the latter.
23845 (m68k_ok_for_sibcall_p): New function.
23846 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23847 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23848 (sibcall_value, *sibcall_value): Likewise.
23849 (*call, *call_value): Require !SIBLING_CALL_P.
23850 (epilogue): Update call to m68k_expand_epilogue.
23851 (sibcall_epilogue): New pattern.
23852 * config/m68k/predicates.md (const_call_operand): Say that this
23853 predicate applies to sibling calls too.
23854 (sibcall_operand): New predicate.
23856 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23858 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23859 alternatives as movsi_cf.
23860 (movsf_cf_hard): Add commentary.
23862 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23863 Richard Sandiford <richard@codesourcery.com>
23865 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23866 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23867 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23868 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23869 as being live on exit from an interrupt function.
23870 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23871 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23872 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23873 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23874 (m68k_interrupt_function_p): Globalize.
23875 (m68k_compute_frame_layout): Remove reverse mask code.
23876 (m68k_emit_movem, m68k_set_frame_related): New functions.
23877 (m68k_output_function_prologue): Delete in favor of...
23878 (m68k_expand_prologue): ...this new function.
23879 (m68k_output_function_epilogue): Delete in favor of...
23880 (m68k_expand_epilogue): ...this new function.
23881 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23883 (print_operand): Handle %?.
23884 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23885 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23886 (prologue, epilogue): New patterns.
23887 (return): Turn into a define_expand.
23888 (*return): New pattern, derived from old "return" pattern. Use rte
23889 rather than rts for interrupt functions. Only use rtd if the pop
23891 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23892 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23893 (link, *link, unlink, *unlink, load_got): Likewise.
23895 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23899 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23900 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23901 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23902 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23903 and m68k_matches_u_p.
23904 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23905 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23906 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23907 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23908 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23909 (REG_STRICT_P): New macro.
23910 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23911 PCREL_GENERAL_OPERAND_OK.
23912 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23913 m68k_legitimate_base_reg_p.
23914 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23915 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23916 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23917 * config/m68k/m68k.c (m68k_address): New structure.
23918 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23919 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23920 (m68k_jump_table_ref_p, m68k_decompose_address)
23921 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23922 (m68k_matches_u_p): New functions.
23923 (print_operand_address): Rewrite to use m68k_decompose_index.
23925 2007-03-05 David Taylor <dtaylor@emc.com>
23927 * gcc.c: Correct copyright date in --version output.
23929 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23931 * pa.md: In unamed move patterns, disparge copies between general
23932 and floating point registers using '?' modifier. Don't include 'f'
23933 constraint for register preferences in DImode, SImode, HImode and
23934 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23935 Remove constraints for copies between general and floating registers
23936 in soft-float DFmode pattern.
23937 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23941 2007-03-05 Mike Stump <mrs@apple.com>
23943 * c-common.c (targetcm): Add.
23944 * c-opts.c (c_common_handle_option): Handle language specific
23946 * opts.c (handle_option): Verify language for target options, if
23948 * opth-gen.awk: Add CL_LANG_ALL.
23949 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23950 (TARGETCM_INITIALIZER): Add.
23951 * target.h (struct gcc_targetcm): Add.
23953 * targhooks.c (default_handle_c_option): Add.
23954 * targhooks.h (default_handle_c_option): Add.
23955 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23957 * config/darwin.opt (iframework): Add.
23958 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23959 * config/darwin-c.c (handle_c_option): Add.
23960 (TARGET_HANDLE_C_OPTION): Add.
23962 * doc/invoke.texi (Darwin Options): Add -iframework.
23964 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23966 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23969 2007-03-05 Ian Lance Taylor <iant@google.com>
23971 * c.opt (fgnu89-inline): New option.
23972 * c-opts.c (c_common_post_options): Set default value for
23974 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23975 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23977 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23978 (grokdeclarator, start_function): Likewise.
23979 * c-cppbuiltin.c (c_cpp_builtins): Define either
23980 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23981 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23982 (C Dialect Options): Document -fgnu89-inline.
23983 * doc/extend.texi (Function Attributes): Explain what the
23984 gnu_inline attribute does.
23985 * doc/cpp.texi (Common Predefined Macros): Document
23986 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23988 2007-03-05 Ian Lance Taylor <iant@google.com>
23990 PR tree-optimization/31034
23991 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23992 half-range if the other side is an overflow infinity.
23994 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23996 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23997 (bfin*-linux-uclibc*): New configuration.
23998 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24000 * config/bfin/linux.h: New file.
24001 * config/bfin/libgcc-bfin.ver: New file.
24002 * config/bfin/t-bfin-uclinux: New file.
24003 * config/bfin/t-bfin-linux: New file.
24004 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24005 (TARGET_OS_CPP_BUILTINS): New macro.
24007 2007-03-05 Richard Guenther <rguenther@suse.de>
24009 * fold-const.c (fold_binary): Remove duplicate folding
24010 of comparison of non-null ADDR_EXPR against null.
24012 2007-03-05 Richard Guenther <rguenther@suse.de>
24013 Dorit Nuzman <dorit@il.ibm.com>
24015 PR tree-optimization/26420
24016 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24017 are no loops in the function. Only print the number of
24018 vectorized loops if it is greater than zero or we are supposed
24019 to print information about unvectorized loops.
24021 2007-03-05 Revital Eres <eres@il.ibm.com>
24023 * gcc.dg/var-expand1.c: New test.
24024 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24025 when an accumulator is expanded.
24027 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24030 * c-common.c (convert_and_check): Don't give warnings for
24031 conversion if 'expr' already overflowed.
24033 2007-03-04 Roger Sayle <roger@eyesopen.com>
24035 PR middle-end/30744
24036 * fold-const.c (fold_comparison): Enforce type consistency when
24037 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24039 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24041 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24042 containing a cast to the base of TARGET_MEM_REF.
24044 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24046 * tree.c (tree_contains_struct_check_failed): Remove spurious
24047 whitespace from error message.
24049 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24052 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24053 instead of precision.
24055 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24056 Nathan Sidwell <nathan@codesourcery.com>
24058 * emit-rtl.c (find_auto_inc): New.
24059 (try_split): recreate REG_INC notes,
24060 Use regular for loops rather than whiles.
24062 2007-03-03 Andreas Schwab <schwab@suse.de>
24064 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24065 * configure: Regenerate.
24067 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24069 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24070 flag_rounding_math, not flag_unsafe_math_optimizations.
24072 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24074 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24075 alpha_fold_vector_minmax): Likewise.
24076 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24077 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24079 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24081 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24082 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24083 if the lhs has side-effects.
24084 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24086 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24088 * config/i386/i386.h (TUNEMASK): Remove define.
24089 (ARCHMASK): Remove define.
24090 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24091 Use ix86_arch_mask variable instead of ARCHMASK.
24092 * config/i386/i386.c (override_options): Ditto.
24093 (standard_80387_constant_p): Ditto.
24095 2007-03-02 Ian Lance Taylor <iant@google.com>
24097 Used signed infinities in VRP.
24098 * tree-vrp.c (uses_overflow_infinity): New static function.
24099 (supports_overflow_infinity): New static function.
24100 (make_overflow_infinity): New static function.
24101 (negative_overflow_infinity): New static function.
24102 (positive_overflow_infinity): New static function.
24103 (is_negative_overflow_infinity): New static function.
24104 (is_positive_overflow_infinity): New static function.
24105 (is_overflow_infinity): New static function.
24106 (overflow_infinity_range_p): New static function.
24107 (compare_values_warnv): New function split out of compare_values.
24108 (compare_value): Call it.
24109 (set_value_range_to_nonnegative): Add overflow_infinity
24110 parameter. Change caller.
24111 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24113 (vrp_expr_computes_nonzero): Likewise.
24114 (compare_ranges, compare_range_with_value): Likewise.
24115 (compare_name_with_value, compare_names): Likewise.
24116 (vrp_evaluate_conditional): Likewise.
24117 (set_value_range): Handle infinity
24118 (vrp_operand_equal_p, operand_less_p): Likewise.
24119 (extract_range_from_assert): Likewise.
24120 (vrp_int_const_binop): Likewise.
24121 (extract_range_from_binary_expr): Likewise.
24122 (extract_range_from_unary_expr): Likewise.
24123 (extract_range_from_comparison): Likewise.
24124 (extract_range_from_expr): Likewise.
24125 (dump_value_range): Likewise.
24126 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24127 (test_for_singularity): Likewise.
24128 (vrp_int_const_binop): Remove inline qualifier.
24129 (adjust_range_with_scev): Add comment.
24130 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24132 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24134 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24135 (get_constraint_for): Likewise.
24136 (do_structure_copy): Likewise.
24137 (find_func_aliases): Fix references to MODIFY_EXPR.
24138 (intra_create_variable_infos): Tidy.
24139 * tree-ssa-operands.c (add_virtual_operand): Add argument
24141 When adding members of alias sets, if IS_CALL_SITE is true and
24142 the symbol is not call-clobbered, skip it.
24143 Adjust all callers.
24145 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24147 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24148 entry by means of emit_insn_at_entry.
24150 2007-03-02 Richard Henderson <rth@redhat.com>
24152 * expr.h (promoted_input_arg): Remove decl.
24153 * function.c (promoted_input_arg): Merge into ...
24154 * combine.c (setup_incoming_promotions): ... only caller.
24155 Rearrange to avoid double loop.
24157 2007-03-02 Ben Elliston <bje@au.ibm.com>
24158 Peter Bergner <bergner@vnet.ibm.com>
24159 Janis Johnson <janis187@us.ibm.com>
24161 * config/rs6000/dfp.md: New file.
24162 * config/rs6000/rs6000.md: Include dfp.md.
24163 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24164 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24165 and TDmode decimal float modes in FP registers.
24166 (num_insns_constant): Likewise.
24167 (rs6000_legitimate_offset_address_p): Likewise.
24168 (rs6000_legitimize_address): Likewise.
24169 (rs6000_legitimize_reload_address): Likewise.
24170 (rs6000_legitimate_address): Likewise.
24171 (rs6000_emit_move): Likewise.
24172 (function_arg_boundary): Likewise.
24173 (function_arg_advance): Likewise.
24174 (rs6000_darwin64_record_arg_recurse): Likewise.
24175 (function_arg): Likewise.
24176 (rs6000_gimplify_va_arg): Likewise.
24177 (rs6000_split_multireg_move): Likewise.
24178 (rs6000_output_function_epilogue): Likewise.
24179 (rs6000_output_function_epilogue): Likewise.
24180 (rs6000_register_move_cost): Likewise.
24181 (rs6000_function_value): Likewise.
24182 (rs6000_libcall_value): Likewise.
24184 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24186 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24188 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24190 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24191 Use $MULTIDIR to choose between the kernel and RTP headers,
24192 and use $WIND_BASE and $WIND_USR to locate them.
24194 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24196 * config/i386/i386.c (override_options): Put initialization of
24197 ix86_tune_mask and ix86_arch_mask to the correct place.
24199 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24200 Michael Meissner <michael.meissner@amd.com>
24203 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24204 (ARCHMASK): Define.
24205 (TARGET_CMOVE): Use ARCHMASK.
24206 (TARGET_CMPXCHG): Ditto.
24207 (TARGET_CMPXCHG8B): Ditto.
24208 (TARGET_XADD): Ditto.
24209 (TARGET_BSWAP): Ditto.
24210 * config/i386/i386.c (ix86_tune_mask): New global variable.
24211 (ix86_arch_mask): Ditto.
24212 (override_options): Initialize ix86_tune_mask and
24213 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24216 2007-03-02 Ben Elliston <bje@au.ibm.com>
24219 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24221 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24223 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24224 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24225 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24226 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24228 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24229 rs6000_init_dwarf_reg_sizes_extra): New.
24230 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24231 SPE register high parts.
24233 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24235 * Makefile.in: Add install-pdf target as
24236 copied from automake v1.10 rules.
24237 * configure.ac: Add install-pdf to target list.
24238 * configure: Regenerate.
24240 2007-03-01 Paul Brook <paul@codesourcery.com>
24242 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24243 modes to LDRD for DImode.
24244 (output_move_double): Fixup out of range ldrd/strd.
24245 (vfp_secondary_reload_class): Rename...
24246 (coproc_secondary_reload_class): ... to this. Add wb argument.
24247 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24248 coproc_secondary_reload_class for CLASS_IWMMXT.
24249 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24250 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24252 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24254 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24255 unroll factor by the estimated number of iterations.
24256 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24257 than prefetch latency.
24259 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24260 decode_caches_intel, detect_caches_intel): New functions.
24261 (host_detect_local_cpu): Use detect_caches_amd and
24262 detect_caches_intel.
24264 2007-03-01 Richard Henderson <rth@redhat.com>
24266 * expr.c (emit_move_complex_push): Export.
24267 (emit_move_complex_parts): Split out from ...
24268 (emit_move_complex): ... here.
24269 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24270 * config/i386/i386.md (movcdi): New.
24272 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24274 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24275 size of mode1 to check for tieable modes in MMX case.
24277 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24279 * Makefile.in (rtlanal.o): Depend on tree.h.
24280 * rtl.h (offset_within_section_p, split_const): Declare.
24281 * rtlanal.c: Include tree.h.
24282 (offset_within_block_p): New function, taken from
24283 mips_offset_within_object_p.
24284 (split_const): New function, taken from mips_split_const.
24285 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24287 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24288 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24289 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24290 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24291 (m68k_illegitimate_symbolic_constant_p): New function.
24292 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24293 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24294 symbolic constant that might be outside the symbol's section,
24295 move the symbol first and then add the offset.
24296 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24298 * config/mips/mips.c (mips_split_const): Delete.
24299 (mips_offset_within_object_p): Delete.
24300 (mips_symbolic_constant_p): Use offset_within_section_p and
24301 split_const instead of mips_offset_within_object_p and
24303 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24304 (mips_legitimize_const_move, print_operand_reloc)
24305 (mips_dangerous_for_la25_p): Use split_const instead of
24308 2007-02-28 Eric Christopher <echristo@apple.com>
24310 * Makefile.in (install-include-dir): Don't rm -rf include.
24312 2007-02-28 Richard Guenther <rguenther@suse.de>
24314 PR middle-end/30364
24315 * fold-const.c (fold_binary): Do not associate expressions
24316 with more than one variable for integer types that do not wrap.
24318 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24320 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24321 Delete, and replace with...
24322 (fold_builtin_call_array): This. Update callers to use it.
24323 * fold-const.c (fold_build_call_list): Delete, and replace with...
24324 (fold_build_call_array): This.
24325 (fold_build_call_list_initializer): Delete, and replace with...
24326 (fold_build_call_array_initializer): This.
24327 * tree.h: Update declarations to reflect above changes.
24329 * c-typeck.c (build_function_call): Store converted arguments
24330 in a stack-allocated array instead of building a list.
24331 (convert_arguments): Store arguments in the array passed in as an
24332 argument, and return the actual number of arguments.
24333 * c-format.c: (check_function_format): Pass arguments in an
24334 array instead of a list.
24335 * c-common.c (check_function_nonnull): Likewise.
24336 (check_function_sentinel): Likewise.
24337 (check_function_arguments): Likewise.
24338 * c-common.h: Update declarations to reflect above changes.
24340 2007-02-28 Jan Hubicka <jh@suse.cz>
24342 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24343 PRED_NEGATIVE_RETURN): Update outcomes.
24345 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24347 * calls.c (emit_library_call_value_1): Handle partial registers
24348 correctly when building up CALL_INSN_FUNCTION_USAGE.
24350 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24352 * pa/predicates.md (move_src_operand): Allow zero for mode.
24353 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24356 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24359 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24360 *movv2df_internal): Enable pattern only for valid operand
24362 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24363 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24365 2007-02-27 Mike Stump <mrs@apple.com>
24367 * config/darwin-crt3.c: Avoid compilation when compiling for a
24370 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24372 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24374 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24375 for fixed headers and limits.h.
24376 (install-include-dir, install-headers-tar, install-headers-cpio,
24377 install-headers-cp, real-install-headers-tar,
24378 real-install-headers-cpio, real-install-headers-cp): Handle
24379 include-fixed as well as include.
24380 (install-mkheaders): Don't install files that go only in include
24382 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24383 from GCC_INCLUDE_DIR.
24384 * gcc.c (process_command): Remove special -BstageN/ handling.
24385 (do_spec_1): Add include-fixed directories.
24387 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24389 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24391 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24393 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24396 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24398 * c-common.c (get_priority): Add check for
24399 SUPPORTS_INIT_PRIORITY.
24401 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24403 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24405 * config/bfin/bfin.c: Include "cfglayout.h".
24406 (MAX_LSETUP_DISTANCE): New macro.
24407 (struct loop_info): New members incoming, incoming_src and
24408 incoming_dest. Delete member predecessor.
24409 (length_for_loop): New function.
24410 (bfin_optimize_loop): Handle more different loop structures.
24411 (bfin_discover_loop): Rework detection of predecessor blocks by
24412 examining incoming edges.
24413 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24415 (bfin_reorder_loops): New function.
24416 (bfin_reorg_loops): Use these three new functions.
24418 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24419 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24420 (CONSTRAINT_LEN): Add entry for 'q'.
24421 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24422 Add 'q' constraints.
24423 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24424 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24426 * config/bfin/bfin.md (add_with_carry): New pattern.
24427 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24428 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24429 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24430 support unsigned multiplies too. Removed incorrect commutativity from
24431 operand 1 constraint where appropriate.
24432 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24434 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24435 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24437 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24438 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24439 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24440 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24441 usmulhisi_hh_huh): New patterns.
24443 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24444 lshifthi3): Fix output template to use half reg for operand 2.
24446 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24449 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24451 2007-02-27 Andreas Schwab <schwab@suse.de>
24453 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24455 2007-02-27 Jan Hubicka <jh@suse.cz>
24457 * predict.c (last_basic_block_p): Remove.
24458 (tree_estimate_probability): Update return heuristic for commonized
24461 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24463 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24465 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24467 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24468 * doc/cpp.texi: Standardize title page.
24469 * doc/cppinternals.texi: Likewise.
24470 * doc/gcc.texi: Standardize title page, remove version number
24471 from copyright page.
24472 * doc/gccint.texi: Likewise.
24473 * doc/install.texi: Standardize title page, add table of
24476 2007-02-26 Jan Hubicka <jh@suse.cz>
24478 * predict.def: Set outcomes according to more recent results.
24479 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24480 Remove dead predictors.
24481 * predict.c (return_prediction): Fix pasto.
24483 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24485 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24486 change; avoid a memory leak when returning early.
24488 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24490 * c-decl.c (static_ctors): Move to c-common.c.
24491 (static_dtors): Likewise.
24492 (finish_function): Use c_record_cdtor_fn.
24493 (build_cdtor): Move to c-common.c.
24494 (c_write_global_declarations): Use c_build_cdtor_fns.
24495 * c-common.h (static_ctors): Declare.
24496 (static_dtors): Likewise.
24497 (c_record_cdtor_fn): Likewise.
24498 (c_build_cdtor_fns): Likewise.
24499 * c-common.c (static_ctors): New variable.
24500 (static_dtors): Likewise.
24501 (c_record_cdtor_fn): New function.
24502 (build_cdtor): Move from c-decl.c
24503 (c_build_cdtor_fns): New function.
24505 * output.h (assemble_addr_to_section): Declare.
24506 (get_cdtor_priority_section): Likewise.
24507 * varasm.c (assemble_addr_to_section): New function.
24508 (get_cdtor_priority_section): Likewise.
24509 (default_named_section_asm_out_destructor): Use them.
24510 (destor_dtor_section_asm_out_destructor): Likewise.
24511 (default_named_section_asm_out_constructor): Likewise.
24512 (default_ctor_section_asm_out_constructor): Likewise.
24513 * config.gcc (*-*-vxworks*): Include vxworks.o.
24514 * config/t-vxworks (vxworks.o): New target.
24515 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24516 (TARGET_ASM_CONSTRUCTOR): Define.
24517 (TARGET_ASM_DESTRUCTOR): Likewise.
24518 (vxworks_asm_out_constructor): Declare.
24519 (vxworks_asm_out_destructor): Likewise.
24521 * c-common.c (get_priority): Check that we have not just an
24522 INTEGER_CST, but an integer constant with integeral type.
24524 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24526 PR tree-optimization/30938
24527 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24528 use &dt[nargs-1] instead of &dt[nargs] in the call to
24529 vect_is_simple_use().
24531 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24533 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24534 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24535 Do not attempt to handle MEM inside auto-inc expressions.
24536 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24537 of a register modified by an auto-inc expression. However, do handle
24538 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24539 (elimination_effects): Prohibit elimination of a register modified
24540 by an auto-inc expression. Disable register elimination rules whose
24541 target register is modified by an auto-inc expression with variable
24544 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24546 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24548 (array_at_struct_end_p): New function.
24549 (idx_infer_loop_bounds): Use it.
24550 (estimate_numbers_of_iterations_loop): Export.
24551 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24552 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24553 (tree_estimate_probability): Call record_loop_exits.
24554 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24555 (estimated_loop_iterations, estimated_loop_iterations_int,
24556 estimated_loop_iterations_tree): New functions.
24557 (analyze_siv_subscript_cst_affine,
24558 compute_overlap_steps_for_affine_1_2,
24559 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24560 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24561 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24562 (PRED_LOOP_ITERATIONS_GUESSED): New.
24563 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24564 * cfgloop.h (estimate_numbers_of_iterations_loop,
24565 estimated_loop_iterations_int): Declare.
24567 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24569 * doc/extend.texi: Document optional priority argument to
24570 constructors and destructors.
24571 * tree.c (init_priority_for_decl): Adjust GTY markers.
24572 (init_ttree): Use priority-info hash functions for
24573 init_priority_for_decl.
24574 (tree_map_eq): Rename to ...
24575 (tree_map_base_eq): ... this.
24576 (tree_map_marked_p): Rename to ...
24577 (tree_map_base_marked_p): ... this.
24578 (tree_map_base_hash): New function.
24579 (decl_init_priority_lookup): Rework.
24580 (decl_fini_priority_lookup): New function.
24581 (decl_priority_info): New function.
24582 (decl_init_priority_insert): Use it.
24583 (decl_fini_priority_insert): Likewise.
24584 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24586 (decl_restrict_base_insert): Likewise.
24587 (decl_debug_expr_insert): Likewise.
24588 (decl_value_expr_lookup): Likewise.
24589 (decl_value_expr_insert): Likewise.
24590 * tree.h (priority_type): New type.
24591 (decl_init_priority_lookup): Use priority_type.
24592 (decl_fini_priority_lookup): New function.
24593 (decl_init_priority_insert): Use priority_type.
24594 (decl_fini_priority_insert): New function.
24595 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24596 (DECL_INIT_PRIORITY): Likewise.
24597 (SET_DECL_INIT_PRIORITY): Add comment.
24598 (DECL_FINI_PRIORITY): New macro.
24599 (SET_DECL_FINI_PRIORITY): Likewise.
24600 (DEFAULT_INIT_PRIORITY): Document.
24601 (MAX_INIT_PRIORITY): Likewise.
24602 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24603 (tree_map_base): New type.
24604 (tree_map_base_eq): New function.
24605 (tree_map_base_hash): Likewise.
24606 (tree_map_base_marked_p): Likewise.
24607 (tree_map): Inherit from tree_map_base.
24608 (tree_map_eq): Make it a macro.
24609 (tree_map_marked_p): Likewise.
24610 (tree_int_map): Inherit from tree_map_base.
24611 (tree_int_map_eq): Make it a macro.
24612 (tree_int_map_hash): Likewise.
24613 (tree_int_map_marked_p): Likewise.
24614 (tree_priority_map): New type.
24615 (tree_priority_map_eq): New macro.
24616 (tree_priority_map_hash): Likewise.
24617 (tree_priority_map_marked_p): Likewise.
24618 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24620 (emutls_common_1): Likewise.
24621 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24622 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24623 of tree_map hierarchy.
24624 * tree-cfg.c (move_stmt_r): Likewise.
24625 (new_label_mapper): Likewise.
24626 * c-tree.h (c_expand_body): Move to ...
24627 * c-common.h (c_expand_body): ... here.
24628 * c-decl.c (c_expand_body): Move to ...
24629 * c-common.c (c_expand_body): ... here.
24630 (c_common_attribute_table): Allow 1 argument for the constructor
24631 and destructor attributes.
24632 (get_priority): New function.
24633 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24634 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24636 2007-02-24 Jan Hubicka <jh@suse.cz>
24638 PR middle-end/30509
24639 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24640 copying for inlining.
24642 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24643 Jan Hubicka <jh@suse.cz>
24646 * i386.c (counter_mode): New function.
24647 (expand_set_or_movmem_via_loop): Use it.
24648 (expand_movmem_epilogue): Likewise; fix pasto.
24649 (ix86_expand_movmem): Do emit guard even for constant counts.
24650 (ix86_expand_setmem): Likewise.
24652 2007-02-25 Nick Clifton <nickc@redhat.com>
24654 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24655 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24657 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24660 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24661 count argument with 0x10, not with 0x16.
24662 (expand_setmem_epilogue): Ditto.
24664 2007-02-24 Mike Stump <mrs@apple.com>
24666 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24669 2007-02-24 Richard Guenther <rguenther@suse.de>
24671 PR middle-end/30951
24672 * fold-const.c (fold_binary): Fold x +- CST op x for
24673 EQ_EXPR and NE_EXPR.
24675 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24677 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24679 2007-02-24 Jan Hubicka <jh@suse.cz>
24681 * cgraphunit.c (decide_is_function_needed): Honor
24682 -fkeep-inline-functions.
24684 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24686 * builtins.c (fold_builtin_modf): New.
24687 (fold_builtin_2): Use it.
24689 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24691 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24692 (determine_max_iter): Take additional LOOP arg; all callers changed.
24693 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24694 one using simplifications.
24695 (simplify_using_initial_values): Return if the expression becomes
24696 invalid due to altered regs.
24698 2007-02-23 DJ Delorie <dj@redhat.com>
24700 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24702 2007-02-23 Mike Stump <mrs@apple.com>
24704 * tlink.c (scan_linker_output): Parse linker messages from
24705 darwin9's linker better.
24707 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24710 * varpool.c (varpool_assemble_pending_decls): Set
24711 varpool_last_needed_node to null.
24713 2007-02-23 DJ Delorie <dj@redhat.com>
24715 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24716 alignment bigger than the object file can handle.
24718 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24721 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24722 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24723 (*movsf_1): Penalize MMX moves.
24725 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24727 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24728 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24730 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24732 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24734 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24735 (fold_builtin_1): Use them.
24736 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24737 BUILT_IN_SIGNIFICAND.
24739 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24741 * config/i386/i386.c (bdesc_1arg): Initialize
24742 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24743 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24744 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24745 and IX86_BUILTIN_MOVSLDUP.
24747 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24749 PR rtl-optimization/30841
24750 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24752 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24754 * builtins.c (fold_builtin_frexp): New.
24755 (fold_builtin_2): Use it.
24757 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24759 * doc/invoke.texi (Spec Files): Document getenv spec function.
24761 * gcc.c (getenv_spec_function): New function.
24762 (static_spec_functions): Add it.
24763 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24764 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24767 2007-02-22 Michael Matz <matz@suse.de
24770 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24771 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24773 2007-02-22 Ian Lance Taylor <iant@google.com>
24776 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24777 (mem_loc_descriptor): Call it.
24779 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24780 Ira Rosen <irar@il.ibm.com>
24782 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24784 2007-02-22 Ira Rosen <irar@il.ibm.com>
24786 PR tree-optimization/30843
24787 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24788 stores only after all the group is vectorized.
24790 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24792 PR tree-optimization/30858
24793 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24794 in the reduction cycle have a single use in the loop.
24795 * tree-vectorizer.h (relevant): Add documentation.
24797 2007-02-20 Mike Stump <mrs@apple.com>
24799 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24800 * configure: Regenerate.
24802 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24804 Change the defaults of some parameters and options.
24805 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24806 * config/spu/spu.c (spu_optimization_options): Add.
24807 (spu_override_options): Change params in spu_optimization_options.
24808 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24810 Register 127 is only 16 byte aligned when used as a frame pointer.
24811 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24812 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24813 HARD_FRAME_POINTER_REGNUM.
24814 (spu_legitimate_address): Use regno_aligned_for_reload.
24815 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24816 aligned when frame_pointer_needed is true.
24817 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24819 * config/spu/spu.h (INIT_EXPANDERS): Define.
24821 Make sure shift and rotate instructions have valid immediate operands.
24822 * config/spu/predicates.md (spu_shift_operand): Remove.
24823 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24824 * config/spu/constraints.md (W, O): Extend range.
24825 * config/spu/spu.md (umask, nmask): Define.
24826 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24827 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24828 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24829 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24830 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24831 (lshr<mode>3_reg): Fix rtl description.
24833 Make sure mulhisi immediate operands are valid.
24834 * config/spu/predicates.md (imm_K_operand): Add.
24835 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24837 Generate constants using fsmbi and andi.
24838 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24839 (print_operand, spu_split_immediate, classify_immediate,
24840 fsmbi_const_p): Handle IC_FSMBI2.
24842 Correctly handle a CONST_VECTOR containing symbols.
24843 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24844 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24845 (immediate_load_p): Allow symbols that use 2 instructions to create.
24846 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24847 with symbols when flag_pic is set.
24848 (const_vector_immediate_p): New.
24849 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24850 accept a CONST_VECTOR with symbols.
24851 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24852 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24854 * config/spu/spu.md (high, low): Delete.
24855 (low_<mode>): Define.
24857 Remove INTRmode and INTR_REGNUM, which didn't work.
24858 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24860 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24861 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24862 peephole2 pattern): Don't use INTR or 131.
24863 (movintrcc): Delete.
24864 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24865 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24866 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24867 (UNSPEC_SET_INTR): Add.
24868 * config/spu/spu-modes.def (INTR): Remove.
24870 More accurate warnings about run-time relocations.
24871 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24873 Correctly warn about immediate arguments to specific intrinsics.
24874 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24875 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24876 the instruction predicate.
24878 Fix tree check errors with latest update.
24879 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24881 (spu_expand_builtin): Use CALL_EXPR_FN.
24883 Add missing specific intrinsics.
24884 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24886 * config/spu/spu_internals.h: Ditto.
24888 Fix incorrect operand modifiers.
24889 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24890 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24892 Optimize one case of zero_extend of a vec_select.
24893 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24895 Accept any immediate for hbr.
24896 * config/spu/spu.md (hbr): Change s constraints to i.
24898 2007-02-21 Paul Brook <paul@codesourcery.com>
24900 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24901 condexec_count when skipping USE and CLOBBER.
24903 2007-02-21 Nick Clifton <nickc@redhat.com>
24905 * common.opt (Warray-bounds): Add Warning attribute.
24906 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24908 (fsized-zeroes): Add Optimization attribute.
24909 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24910 * c.opt (Wc++0x-compat): Add Warning attribute.
24912 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24914 PR middle-end/30761
24915 * reload1.c (eliminate_regs_in_insn): In the single_set special
24916 case, attempt to re-recognize the insn before falling back to
24917 having reload fix it up.
24919 2007-02-20 Eric Christopher <echristo@gmail.com>
24921 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24922 Rewrite accordingly.
24923 (frv_read_iacc_argument): Ditto.
24924 (frv_expand_set_builtin): Take a call instead of arglist, update for
24926 (frv_expand_unop_builtin): Ditto.
24927 (frv_expand_binop_builtin): Ditto.
24928 (frv_expand_cut_builtin): Ditto.
24929 (frv_expand_binopimm_builtin): Ditto.
24930 (frv_expand_voidbinop_builtin): Ditto.
24931 (frv_expand_int_void2arg): Ditto.
24932 (frv_expand_prefetches): Ditto.
24933 (frv_expand_voidtriop_builtin): Ditto.
24934 (frv_expand_voidaccop_builtin): Ditto.
24935 (frv_expand_load_builtin): Ditto.
24936 (frv_expand_store_builtin): Ditto.
24937 (frv_expand_mdpackh_builtin): Ditto.
24938 (frv_expand_mclracc_builtin): Ditto.
24939 (frv_expand_mrdacc_builtin): Ditto.
24940 (frv_expand_mwtacc_builtin): Ditto.
24941 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24944 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24946 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24947 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24949 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24950 point instructions.
24951 * configure: Regenerate.
24952 * config.in: Regenerate.
24953 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24954 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24955 masks to power6 and power6x and to POWERPC_MASKS.
24956 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24958 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24959 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24960 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24961 Access PROTOTYPE as variable, not mask.
24963 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24965 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24966 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24967 * combine.c (adjust_for_new_dest): Use it.
24968 * postreload.c (reload_combine): Likewise.
24970 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24972 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24973 notes on an insn with multiple sets, even if single_set returns
24974 non-NULL for that insn.
24976 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24978 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24979 scalbn and scalbln.
24981 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24983 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24984 if user didn't pass it.
24985 * config/i386/darwin.h (CC1_SPEC): Likewise.
24986 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24987 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24988 -mmacosx-version-min.
24990 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24991 Uros Bizjak <ubizjak@gmail.com>
24993 * optabs.h (enum optab_index): Add new OTI_scalb.
24994 (scalb_optab): Define corresponding macro.
24995 * optabs.c (init_optabs): Initialize scalb_optab.
24996 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24998 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24999 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25000 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25001 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25002 flag_unsafe_math_optimizations is set.
25004 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25005 to implement scalbf, scalb and scalbl built-ins as inline x87
25008 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25009 DJ Delorie <dj@redhat.com>
25012 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25013 (diagnostic_report_diagnostic): ... here, and turn them into real
25014 errors. If warnings are inhibited, no need to do anything.
25016 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25018 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25019 better code generation.
25021 2007-02-20 Ben Elliston <bje@au.ibm.com>
25023 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25025 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25027 * config/alpha/alpha.c, config/alpha/alpha.md,
25028 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25029 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25030 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25031 config/arm/lib1funcs.asm: Follow spelling conventions.
25033 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25034 config/fr30/fr30.md, config/i386/i386.h,
25035 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25036 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25037 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25038 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25039 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25040 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25041 config/sparc/sparc.c, config/sparc/sparc.h,
25042 config/sparc/sparc.md, config/spu/constraints.md,
25043 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25046 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25049 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25052 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25054 * doc/invoke.texi (-ftree-lrs): Remove.
25056 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25058 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25061 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25063 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25064 new CALL_EXPR_FN macro for retrieving the function
25065 declaration of the input expression.
25067 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25069 * c.opt (Waddress): New.
25070 * common.opt (Walways-true): Delete.
25071 (Wstring-literal-comparison): Delete.
25072 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25073 -Wstring-literal-comparison. Add -Waddress.
25075 (Walways-true): Delete.
25076 (Wstring-literal-comparison): Delete.
25077 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25078 consistently instead of -Walways-true in example.
25079 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25080 * c-typeck.c (parser_build_binary_op): Replace
25081 -Wstring-literal-comparison and -Walways-true with -Waddress.
25082 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25085 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25087 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25088 without DECL_STRUCT_FUNCTION initialized.
25090 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25092 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25093 due to calls to functions taking pointers as parameters.
25095 2007-02-19 Richard Henderson <rth@redhat.com>
25098 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25101 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25103 * config/s390/s390.c (s390_call_saved_register_used,
25104 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25105 accessed to the new scheme.
25107 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25109 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25110 (cris_print_index, cris_print_operand, cris_print_operand_address)
25111 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25112 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25113 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25114 GET_CODE () == xxx.
25115 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25116 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25117 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25118 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25119 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25120 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25121 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25122 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25123 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25124 (uminsi3, call, call_value): Ditto.
25125 (define_split: indir_to_reg_split, unnamed): Ditto.
25127 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25129 PR tree-optimization/30975
25130 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25133 2007-02-18 Eric Christopher <echristo@gmail.com>
25135 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25136 Remove use of arglist.
25137 (mips_expand_builtin): Remove use of arglist, pass in expr.
25138 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25139 (mips_expand_builtin_movtf): Ditto.
25140 (mips_expand_builtin_compare): Ditto.
25142 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25144 * tree-sra.c (sra_build_assignment): Replace assertion
25145 checking with a comment explaining why it can't be done.
25147 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25149 PR middle-end/30833
25150 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25151 during CALL_EXPR representation conversion.
25152 * tree-ssa-propagate.c (set_rhs): Likewise.
25154 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25156 * tree-sra.c (sra_build_assignment): Disable assertion checking
25159 2007-02-18 Roger Sayle <roger@eyesopen.com>
25161 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25162 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25163 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25165 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25166 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25167 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25168 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25169 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25170 force_gimple_operand): Likewise.
25171 * ipa-cp.c (constant_val_insert): Likewise.
25172 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25173 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25174 perfect_nestify): Likewise.
25175 * langhooks.c (lhd_omp_assignment): Likewise.
25176 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25177 lower_copyprivate_clauses, lower_send_clauses,
25178 lower_send_shared_vars, expand_parallel_call,
25179 expand_omp_for_generic, expand_omp_for_static_nochunk,
25180 expand_omp_for_static_chunk, expand_omp_sections,
25181 lower_omp_single_copy, lower_omp_for_lastprivate,
25182 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25183 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25184 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25187 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25189 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25190 config/sh/sh.md: Follow spelling conventions.
25192 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25193 config/frv/predicates.md: Follow spelling conventions.
25195 * config/m68k/linux-unwind.h: Fix a comment typo.
25196 * target.h: Follow spelling conventions.
25198 2007-02-18 Roger Sayle <roger@eyesopen.com>
25200 PR rtl-optimization/28173
25201 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25202 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25203 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25204 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25205 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25207 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25209 * builtins.c (fold_builtin_load_exponent): New.
25210 (fold_builtin_2): Use it.
25212 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25214 PR rtl-optimization/30773
25215 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25216 if we fail to attach a REG_EQUIV note.
25218 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25219 Roger Sayle <roger@eyesopen.com>
25221 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25223 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25225 * calls.c (initialize_argument_information): Pass original EXP
25226 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25227 code to split complex arguments here, as part of initializing the
25229 (expand_call): Remove code that builds a list of arguments and
25230 inserts implicit arguments into it. Instead, just count how many
25231 implicit arguments there will be so we can determine the size of
25232 the ARGS array, and let initialize_argument_information do the work.
25233 (split_complex_values): Delete unused function.
25235 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25237 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25239 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25241 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25242 for arg pointer based indexed addressing.
25244 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25246 * config/ia64/ia64.h, config/ia64/ia64.md,
25247 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25248 spelling conventions.
25250 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25252 * config/m68k/m68k.c (split_di): New.
25253 * config/m68k/m68k-protos.h: Declare split_di.
25254 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25255 Improve predicate handling and split constant shifts.
25257 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25259 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25260 parameter for register bitfield operations, general predicates
25263 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25265 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25266 * config/m68k/linux-unwind.h: New file.
25268 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25270 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25271 config/i386/athlon.md, config/ia64/ia64.md,
25272 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25273 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25274 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25275 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25276 tree-vect-transform.c: Fix comment typos.
25278 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25280 * sched-deps.c (find_insn_list): Remove.
25281 * sched-int.h: Remove the prototype for find_insn_list.
25283 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25285 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25287 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25288 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25289 darwin_rs6000_override_options.
25290 (C_COMMON_OVERRIDE_OPTIONS): Expect
25291 darwin_macosx_version_min to be non-NULL always.
25292 (TARGET_C99_FUNCTIONS): Likewise.
25293 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25294 (DARWIN_MINVERSION_SPEC): New.
25295 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25296 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25298 (DARWIN_MINVERSION_SPEC): New.
25299 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25301 * config/darwin-c.c (darwin_cpp_builtins): Expect
25302 darwin_macosx_version_min to be non-NULL always.
25304 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25306 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25308 * config/i386/i386.h (x86_use_xchgb): New.
25309 (TARGET_USE_XCHGB): New macro.
25310 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25311 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25312 Split after reload into bswaphi for shifts of 8.
25313 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25314 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25315 or when optimizing for size.
25317 2007-02-16 Richard Guenther <rguenther@suse.de>
25318 Christian Bruel <christian.bruel@st.com>
25320 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25321 DECLs but prefer SSA_NAMEs over DECLs.
25323 2007-02-16 Richard Guenther <rguenther@suse.de>
25325 * tree-flow-inline.h (single_imm_use_p): Remove.
25326 (zero_imm_uses_p): Likewise.
25327 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25328 instead of single_imm_use_p.
25329 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25332 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25335 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25336 nested double- and backquotes.
25338 2007-02-15 Roger Sayle <roger@eyesopen.com>
25340 PR middle-end/30391
25341 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25342 should be unreachable.
25343 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25344 For the time being redirect GIMPLE_MODIFY_STMT to the new
25345 (renamed) build_gimple_modify_stmt_stat.
25346 (build2_gimple_stat): Rename to...
25347 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25348 Always build a GIMPLE_MODIFY_STMT node.
25349 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25350 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25353 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25354 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25355 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25356 expand_complex_div_wide): Likewise.
25357 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25358 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25359 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25360 * tree-ssa-loop-manip.c (create_iv): Likewise.
25361 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25362 abs_replacement): Likewise.
25363 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25364 realify_fake_stores): Likewise.
25366 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25367 node rather than a GIMPLE_MODIFY_STMT node.
25368 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25369 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25371 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25372 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25373 GIMPLE_MODIFY_STMT.
25375 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25377 PR middle-end/30433
25378 * fold-const.c (fold_comparison): Add back the
25379 folding of constant complex comparisions.
25381 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25383 PR middle-end/30729
25384 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25385 effects unknown to this function, return early.
25387 2007-02-15 Ian Lance Taylor <iant@google.com>
25389 * lower-subreg.c (move_eh_region_note): New static function.
25390 (resolve_simple_move): Call it.
25391 (decompose_multiword_subregs): Track blocks for which we resolve a
25392 simple move which is also a control flow insn. Pass them to
25393 find_many_sub_basic_blocks.
25394 (pass_lower_subreg): Add TODO_verify_flow.
25395 (pass_lower_subreg2): Likewise.
25397 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25398 Brooks Moses <brooks.moses@codesourcery.com>
25399 Lee Millward <lee.millward@codesourcery.com>
25401 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25402 (VL_EXP_CLASS_P): New.
25403 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25405 (TREE_OPERAND_CHECK_CODE): Likewise.
25406 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25407 (TREE_RTL_OPERAND_CHECK): Likewise.
25408 (tree_operand_check_failed): Make second parameter the whole tree
25409 instead of its code. Fixed callers.
25410 (VL_EXP_CHECK): New.
25411 (TREE_OPERAND_LENGTH): New.
25412 (VL_EXP_OPERAND_LENGTH): New.
25413 (CALL_EXPR_FN): New.
25414 (CALL_EXPR_STATIC_CHAIN): New.
25415 (CALL_EXPR_ARGS): New.
25416 (CALL_EXPR_ARG): New.
25417 (call_expr_nargs): New.
25418 (CALL_EXPR_ARGP): New.
25419 (build_nt_call_list): Declare.
25420 (build_vl_exp_stat): Declare.
25421 (build_vl_exp): New.
25422 (build_call_list): Declare.
25423 (build_call_nary): Declare.
25424 (build_call_valist): Declare.
25425 (build_call_array): Declare.
25426 (call_expr_arg): Declare.
25427 (call_expr_argp): Declare.
25428 (call_expr_arglist): Declare.
25429 (fold_build_call_list): Declare.
25430 (fold_build_call_list_initializer): Declare.
25431 (fold_call_expr): Declare to replace fold_builtin.
25432 (fold_builtin_fputs): Update to agree with modified definition.
25433 (fold_builtin_strcpy): Likewise.
25434 (fold_builtin_strncpy): Likewise.
25435 (fold_builtin_memory_chk): Likewise.
25436 (fold_builtin_stxcpy_chk): Likewise.
25437 (fold_builtin_strncpy_chk): Likewise.
25438 (fold_builtin_next_arg): Likewise.
25439 (fold_build_call_expr): Declare.
25440 (fold_builtin_call_list): Declare.
25441 (fold_builtin_call_valist): Declare.
25442 (build_call_expr): Declare.
25443 (validate_arglist): Update to agree with modified definition.
25444 (tree_operand_length): New.
25445 (call_expr_arg_iterator): New.
25446 (init_call_expr_arg_iterator): New.
25447 (next_call_expr_arg): New.
25448 (first_call_expr_arg): New.
25449 (more_call_expr_args_p): New.
25450 (FOR_EACH_CALL_EXPR_ARG): New.
25452 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25453 and tcc_gimple_stmt.
25454 (tree_code_size): Update documentation. Use sizeof (tree) rather
25455 than sizeof (char *).
25456 (tree_size): Likewise. Add case for tcc_vl_exp.
25457 (tree_node_structure): Add case for tcc_vl_exp.
25458 (contains_placeholder_p): Likewise.
25459 (substitute_in_expr): Likewise.
25460 (substitute_placeholder_in_expr): Likewise.
25461 (stabilize_reference_1): Likewise.
25462 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25463 to diagnose breakage of this interface for constructing CALL_EXPRs.
25464 (build_nt): Add similar assertion here.
25465 (build_nt_call_list): New.
25466 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25467 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25469 (get_callee_fndecl): Use new CALL_EXPR accessors.
25470 (tree_operand_check_failed): Change parameters to pass entire node
25471 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25472 (process_call_operands): New.
25473 (build_vl_exp_stat): New.
25474 (build_call_list): New.
25475 (build_call_nary): New.
25476 (build_call_valist): New.
25477 (build_call_array): New.
25478 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25479 (call_expr_arglist): New.
25481 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25482 tcc_vl_exp instead of a fixed-size tcc_expression.
25484 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25485 accessors for CALL_EXPRs.
25486 (AGGR_INIT_EXPR): Likewise.
25488 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25489 Brooks Moses <brooks.moses@codesourcery.com>
25490 Lee Millward <lee.millward@codesourcery.com>
25492 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25493 (expand_builtin_nonlocal_goto): Change parameter to be entire
25494 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25495 (expand_builtin_prefetch): Likewise.
25496 (expand_builtin_classify_type): Likewise.
25497 (mathfn_built_in): Return NULL_TREE instead of 0.
25498 (expand_errno_check): Use new CALL_EXPR accessors.
25499 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25500 Return NULL_RTX instead of 0.
25501 (expand_builtin_mathfn_2): Likewise.
25502 (expand_builtin_mathfn_3): Likewise.
25503 (expand_builtin_interclass_mathfn): Likewise.
25504 (expand_builtin_sincos): Likewise.
25505 (expand_builtin_cexpi): Likewise.
25506 (expand_builtin_int_roundingfn): Likewise.
25507 (expand_builtin_int_roundingfn_2): Likewise.
25508 (expand_builtin_pow): Likewise.
25509 (expand_builtin_powi): Likewise.
25510 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25511 of arglist, fixing callers appropriately. Use new CALL_EXPR
25512 accessors and constructors. Return NULL_RTX instead of 0.
25513 (expand_builtin_strstr): Likewise.
25514 (expand_builtin_strchr): Likewise.
25515 (expand_builtin_strrchr): Likewise.
25516 (expand_builtin_strpbrk): Likewise.
25517 (expand_builtin_memcpy): Likewise.
25518 (expand_builtin_mempcpy): Likewise.
25519 (expand_builtin_mempcpy_args): New.
25520 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25521 (expand_builtin_memmove_args): New.
25522 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25523 (expand_movstr): Likewise.
25524 (expand_builtin_strcpy): Likewise.
25525 (expand_builtin_strcpy_args): New.
25526 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25527 (expand_builtin_strncpy): Likewise.
25528 (expand_builtin_memset): Likewise.
25529 (expand_builtin_memset_args): New.
25530 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25531 (expand_builtin_memcmp): Likewise.
25532 (expand_builtin_strcmp): Likewise.
25533 (expand_builtin_strncmp): Likewise.
25534 (expand_builtin_strcat): Likewise.
25535 (expand_builtin_strncat): Likewise.
25536 (expand_builtin_strspn): Likewise.
25537 (expand_builtin_strcspn): Likewise.
25538 (expand_builtin_args_info): Likewise.
25539 (expand_builtin_va_start): Likewise.
25540 (gimplify_va_arg_expr): Likewise.
25541 (expand_builtin_va_end): Likewise.
25542 (expand_builtin_va_copy): Likewise.
25543 (expand_builtin_frame_address): Likewise.
25544 (expand_builtin_alloca): Likewise.
25545 (expand_builtin_bswap): Likewise.
25546 (expand_builtin_unop): Likewise.
25547 (expand_builtin_fputs): Likewise.
25548 (expand_builtin_expect): Likewise.
25549 (expand_builtin_fabs): Likewise.
25550 (expand_builtin_copysign): Likewise.
25551 (expand_builtin_printf): Likewise.
25552 (expand_builtin_fprintf): Likewise.
25553 (expand_builtin_sprintf): Likewise.
25554 (expand_builtin_init_trampoline): Likewise.
25555 (expand_builtin_signbit): Likewise.
25556 (expand_builtin_fork_or_exec): Likewise.
25557 (expand_builtin_sync_operation): Likewise.
25558 (expand_builtin_compare_and_swap): Likewise.
25559 (expand_builtin_lock_test_and_set): Likewise.
25560 (expand_builtin_lock_release): Likewise.
25561 (expand_builtin): Likewise.
25562 (builtin_mathfn_code): Likewise.
25564 (fold_builtin_constant_p): Pass call arguments individually instead
25565 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25566 accessors and constructors. Return NULL_TREE instead of 0.
25567 (fold_builtin_expect): Likewise.
25568 (fold_builtin_classify_type): Likewise.
25569 (fold_builtin_strlen): Likewise.
25570 (fold_builtin_nan): Likewise.
25571 (integer_valued_real_p): Likewise.
25572 (fold_trunc_transparent_mathfn): Likewise.
25573 (fold_fixed_mathfn): Likewise.
25574 (fold_builtin_cabs): Likewise.
25575 (fold_builtin_sqrt): Likewise.
25576 (fold_builtin_cbrt): Likewise.
25577 (fold_builtin_cos): Likewise.
25578 (fold_builtin_cosh): Likewise.
25579 (fold_builtin_tan): Likewise.
25580 (fold_builtin_sincos): Likewise.
25581 (fold_builtin_cexp): Likewise.
25582 (fold_builtin_trunc): Likewise.
25583 (fold_builtin_floor): Likewise.
25584 (fold_builtin_ceil): Likewise.
25585 (fold_builtin_round): Likewise.
25586 (fold_builtin_int_roundingfn): Likewise.
25587 (fold_builtin_bitop): Likewise.
25588 (fold_builtin_bswap): Likewise.
25589 (fold_builtin_logarithm): Likewise.
25590 (fold_builtin_hypot): Likewise.
25591 (fold_builtin_pow): Likewise.
25592 (fold_builtin_powi): Likewise.
25593 (fold_builtin_exponent): Likewise.
25594 (fold_builtin_memset): Likewise.
25595 (fold_builtin_bzero): Likewise.
25596 (fold_builtin_memory_op): Likewise.
25597 (fold_builtin_bcopy): Deleted; call site changed to invoke
25598 fold_builtin_memory_op directly.
25599 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25600 (fold_builtin_strncpy): Likewise.
25601 (fold_builtin_memcmp): Likewise.
25602 (fold_builtin_strcmp): Likewise.
25603 (fold_builtin_strncmp): Likewise.
25604 (fold_builtin_signbit): Likewise.
25605 (fold_builtin_copysign): Likewise.
25606 (fold_builtin_isascii): Likewise.
25607 (fold_builtin_toascii): Likewise.
25608 (fold_builtin_isdigit): Likewise.
25609 (fold_builtin_fabs): Likewise.
25610 (fold_builtin_abs): Likewise.
25611 (fold_builtin_fmin_fmax): Likewise.
25612 (fold_builtin_carg): Likewise.
25613 (fold_builtin_classify): Likewise.
25614 (fold_builtin_unordered_cmp): Likewise.
25616 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25617 New functions split out from fold_builtin_1.
25618 (fold_builtin_n): New.
25619 (fold_builtin_varargs): New.
25620 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25622 (fold_call_expr): New.
25623 (build_function_call_expr): Rewrite to use new helper function.
25624 (fold_builtin_call_list): New.
25625 (build_call_expr): New.
25626 (fold_builtin_call_valist): New.
25627 (rewrite_call_expr): New.
25628 (validate_arg): New.
25629 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25630 of an arglist. Change return type to bool. Use new CALL_EXPR
25633 (fold_builtin_strstr): Pass call arguments individually instead
25634 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25635 accessors and constructors. Return NULL_TREE instead of 0.
25636 (fold_builtin_strchr): Likewise.
25637 (fold_builtin_strrchr): Likewise.
25638 (fold_builtin_strpbrk): Likewise.
25639 (fold_builtin_strcat): Likewise.
25640 (fold_builtin_strncat): Likewise.
25641 (fold_builtin_strspn): Likewise.
25642 (fold_builtin_strcspn): Likewise.
25643 (fold_builtin_fputs): Likewise.
25644 (fold_builtin_next_arg): Likewise.
25645 (fold_builtin_sprintf): Likewise.
25647 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25648 NULL_RTX instead of 0.
25649 (expand_builtin_memory_chk): Likewise.
25650 (maybe_emit_chk_warning): Likewise.
25651 (maybe_emit_sprintf_chk_warning): Likewise.
25653 (fold_builtin_object_size): Pass call arguments individually instead
25654 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25655 accessors and constructors. Return NULL_TREE instead of 0.
25656 (fold_builtin_memory_chk): Likewise.
25657 (fold_builtin_stxcpy_chk): Likewise.
25658 (fold_builtin_strncpy_chk): Likewise.
25659 (fold_builtin_strcat_chk): Likewise.
25660 (fold_builtin_strcat_chk): Likewise.
25661 (fold_builtin_strncat_chk): Likewise.
25662 (fold_builtin_sprintf_chk): Likewise.
25663 (fold_builtin_snprintf_chk): Likewise.
25664 (fold_builtin_printf): Likewise.
25665 (fold_builtin_vprintf): Likewise.
25667 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25669 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25670 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25671 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25672 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25673 (fold_unary): Likewise.
25674 (fold_binary): Likewise.
25675 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25676 ternary expressions.
25677 (fold): Add logic for tcc_vl_exp.
25678 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25679 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25680 (fold_build3_stat): Add assertion to flag broken interface for
25681 constructing CALL_EXPRs.
25682 (fold_build_call_list): New.
25683 (fold_build_call_list_initializer): New.
25684 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25686 (fold_strip_sign_ops): Likewise.
25688 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25689 Brooks Moses <brooks.moses@codesourcery.com>
25690 Lee Millward <lee.millward@codesourcery.com>
25692 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25693 accessors and dump arguments explicitly.
25695 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25697 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25699 (print_call_name): Use new CALL_EXPR accessors.
25701 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25702 CALL_EXPR arguments explicitly instead of as a list. Use
25703 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25705 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25706 (vrp_visit_stmt): Likewise.
25708 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25709 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25711 (force_move_till_expr): Likewise.
25713 * targhooks.c (default_external_stack_protect_fail): Use
25714 build_call_expr instead of build_function_call_expr.
25715 (default_hidden_stack_protect_fail): Likewise.
25717 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25720 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25721 and walk arguments explicitly.
25723 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25724 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25725 (expand_simple_operations): Likewise.
25726 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25728 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25729 of TREE_CODE_LENGTH.
25730 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25732 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25733 instead of TREE_CODE_LENGTH.
25735 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25736 (tree_ic_transform): Likewise.
25737 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25738 parameter instead of arglist. Fix callers.
25739 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25740 (tree_stringops_transform): Likewise.
25741 (tree_indirect_call_to_profile): Likewise.
25742 (tree_stringops_values_to_profile): Likewise.
25744 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25745 (eliminate_tail_call): Likewise.
25747 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25749 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25750 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25752 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25754 * omp-low.c (build_omp_barrier): Use build_call_expr.
25755 (lower_rec_input_clauses): Likewise.
25756 (lower_reduction_clauses): Likewise.
25757 (expand_parallel_call): Likewise.
25758 (maybe_catch_exception): Likewise.
25759 (expand_omp_for_generic): Likewise.
25760 (expand_omp_for_static_nochunk): Likewise.
25761 (expand_omp_sections): Likewise.
25762 (lower_omp_single_simple): Likewise.
25763 (lower_omp_single_copy): Likewise.
25764 (lower_omp_master): Likewise.
25765 (lower_omp_ordered): Likewise.
25766 (lower_omp_critical): Likewise.
25768 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25769 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25771 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25772 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25773 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25775 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25776 and generalize to handle any number of operands.
25777 (chrec_contains_undetermined): Likewise.
25778 (tree_contains_chrecs): Likewise.
25779 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25781 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25783 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25784 fold_call_expr instead of fold_builtin.
25785 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25786 match declarations there.
25787 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25790 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25791 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25793 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25794 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25796 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25799 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25800 (execute_cse_sincos): Use new CALL_EXPR accessors.
25802 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25804 * gimple-low.c (lower_function_body): Use build_call_expr.
25805 (lower_builtin_setjmp): Likewise.
25807 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25808 (set_storage_via_libcall): Likewise.
25809 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25810 instead of TREE_CODE_LENGTH.
25811 (expand_expr_real_1): Use new CALL_EXPR accessors.
25813 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25814 generalize to handle any number of operands.
25815 (TB_parent_eq): Likewise.
25817 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25818 (strip_builtin_expect): Likewise.
25820 * function.c (gimplify_parameters): Use build_call_expr.
25822 * tree-vectorizer.c (vect_is_simple_reduction): Use
25823 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25825 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25826 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25828 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25831 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25832 (gimplify_decl_expr): Likewise.
25833 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25834 Use new CALL_EXPR iterators.
25835 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25836 (gimplify_modify_expr_to_memset): Likewise.
25837 (gimplify_variable_sized_compare): Likewise.
25838 (gimplify_omp_atomic_fetch_op): Likewise.
25839 (gimplify_omp_atomic_pipeline): Likewise.
25840 (gimplify_omp_atomic_mutex): Likewise.
25841 (gimplify_function_tree): Likewise.
25843 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25844 (call_expr_flags): Likewise.
25845 (expand_call): Likewise.
25847 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25848 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25851 * coverage.c (create_coverage): Use build_call_expr.
25853 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25854 (temp_call_expr_obstack): New.
25855 (pool_copy_list): Delete.
25856 (temp_copy_call_expr): New.
25857 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25858 CALL_EXPR accessors. Get rid of special goo for copying argument
25859 lists and use temp_copy_call_expr instead.
25860 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25861 CALL_EXPR accessors.
25862 (create_expression_by_pieces): Likewise. Use build_call_array
25863 to construct the result instead of fold_build3.
25864 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25865 dealing with argument lists.
25866 (init_pre): Remove references to expression_node_pool and
25867 list_node_pool. Init temp_call_expr_obstack instead.
25868 (fini_pre): Remove references to expression_node_pool and
25871 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25872 and walk arguments explicitly instead of as a list.
25874 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25875 (mx_register_decls): Likewise.
25876 (mudflap_register_call): Likewise.
25877 (mudflap_finish_file): Likewise.
25879 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25880 (ipa_callsite_compute_param): Likewise.
25882 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25883 accessors and constructor.
25885 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25886 accessors and constructor.
25887 (convert_tramp_reference): Likewise.
25888 (convert_call_expr): Likewise.
25889 (finalize_nesting_tree_1): Likewise.
25891 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25894 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25896 * tree-inline.c (initialize_inlined_parameters): Pass entire
25897 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25899 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25900 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25902 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25903 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25904 (vectorizable_reduction): Likewise.
25905 (vectorizable_call): Use new CALL_EXPR iterators.
25906 (vectorizable_conversion): Use build_call_expr.
25907 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25908 (vect_gen_widened_results_half): Use build_call_expr.
25909 (vect_setup_realignment): Likewise.
25910 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25912 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25913 (pass_through_call): Likewise.
25914 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25917 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25918 (tree_gen_pow2_profiler): Likewise.
25919 (tree_gen_one_value_profiler): Likewise.
25920 (tree_gen_ic_func_profiler): Likewise.
25921 (tree_gen_average_profiler): Likewise.
25922 (tree_gen_ior_profiler): Likewise.
25924 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25925 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25926 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25928 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25929 of TREE_CODE_LENGTH.
25931 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25932 of TREE_CODE_LENGTH.
25934 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25936 (convert_to_integer): Likewise.
25938 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25941 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25942 Brooks Moses <brooks.moses@codesourcery.com>
25943 Lee Millward <lee.millward@codesourcery.com>
25945 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25947 * config/frv/frv.c (frv_expand_builtin): Likewise.
25948 * config/s390/s390.c (s390_expand_builtin): Likewise.
25950 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25951 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25953 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25954 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25955 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25956 (ix86_expand_store_builtin): Likewise.
25957 (ix86_expand_unop_builtin): Likewise.
25958 (ix86_expand_unop1_builtin): Likewise.
25959 (ix86_expand_sse_compare): Likewise.
25960 (ix86_expand_sse_comi): Likewise.
25961 (ix86_expand_vec_init_builtin): Likewise.
25962 (ix86_expand_vec_ext_builtin): Likewise.
25963 (ix86_expand_vec_set_builtin): Likewise.
25964 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25966 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25967 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25969 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25970 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25971 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25973 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25975 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25976 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25977 arglist. Use new CALL_EXPR accessors. Fix callers.
25978 (altivec_expand_abs_builtin): Likewise.
25979 (rs6000_expand_binop_builtin): Likewise.
25980 (altivec_expand_predicate_builtin): Likewise.
25981 (altivec_expand_lv_builtin): Likewise.
25982 (spe_expand_stv_builtin): Likewise.
25983 (altivec_expand_stv_builtin): Likewise.
25984 (rs6000_expand_ternop_builtin): Likewise.
25985 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25986 (altivec_expand_st_builtin): Likewise.
25987 (altivec_expand_dst_builtin): Likewise.
25988 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25989 arglist. Use new CALL_EXPR accessors. Fix callers.
25990 (altivec_expand_vec_set_builtin): Likewise.
25991 (altivec_expand_vec_ext_builtin): Likewise.
25992 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25993 (spe_expand_builtin): Likewise.
25994 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25995 arglist. Use new CALL_EXPR accessors. Fix callers.
25996 (spe_expand_evsel_builtin): Likewise.
25997 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25998 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26000 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26001 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26002 (arm_expand_unop_builtin): Likewise.
26003 (arm_expand_builtin): Use new CALL_EXPR accessors.
26005 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26008 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26009 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26011 (bfin_expand_unop_builtin): Likewise.
26012 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26014 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26015 Brooks Moses <brooks.moses@codesourcery.com>
26016 Lee Millward <lee.millward@codesourcery.com>
26018 * c-semantics.c (build_stmt): Add internal diagnostic check.
26020 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26021 accessors. Print arguments explicitly instead of as a list.
26023 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26025 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26026 (c_finish_omp_flish): Likewise.
26028 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26029 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26030 instead of TREE_CODE_LENGTH.
26031 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26032 (c_warn_unused_result): Likewise.
26034 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26037 * doc/invoke.texi (Warning Options): Remove
26038 -Werror-implicit-function-declaration.
26039 (Wimplicit-function-declaration): Update description.
26040 * opts.c (common_handle_option): Move handling of -Werror=* to...
26041 (enable_warning_as_error): ...here.
26042 * opts.h (enable_warning_as_error): Declare.
26043 * c-decl.c (implicit_decl_warning): Unless
26044 -Wno-implicit-function-declaration is given, emit a pedwarn if
26045 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26046 * c.opt (Wimplicit-function-declaration): Replace
26047 mesg_implicit_function_declaration with
26048 warn_implicit_function_declaration.
26049 * c-opts.c (c_common_handle_option):
26050 -Werror-implicit-function-declaration is exactly equal as
26051 -Werror=implicit-function-declaration.
26052 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26053 warn_implicit_function_declaration.
26054 (c_common_post_options): -Wimplict-function-declaration is enabled
26055 by default by -std=c99, otherwise is disabled by default.
26056 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26058 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26060 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26061 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26062 former is ignored but not the latter.
26064 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26066 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26067 is made and the reference doesn't use the alias set of its type,
26068 do not create the temporary using that type.
26070 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26072 * jump.c: Remove prototypes for delete_computation and
26073 delete_prior_computation.
26075 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26077 * jump.c (get_label_after): Delete.
26078 (get_label_before, delete_computation, delete_jump,
26079 delete_prior_computation, follow_jumps): Move...
26080 * reorg.c (delete_computation, delete_prior_computation): ... here...
26081 (get_label_before, delete_jump): ... making these static ...
26082 (follow_jumps): ... and simplifying this since it only runs after
26084 * rtl.h (get_label_after, get_label_before, delete_jump,
26085 follow_jumps): Delete prototypes.
26087 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26089 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26091 2007-02-15 Nick Clifton <nickc@redhat.com>
26093 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26094 order to prevent it from being munged by the target.
26096 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26098 * config/i386/i386.md: Remove misleading comment.
26100 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26102 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26103 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26106 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26108 * tree-sra.c (instantiate_missing_elements): Canonicalize
26110 (sra_build_assignment): New.
26111 (generate_copy_inout, generate_element_copy,
26112 generate_element_zero, generate_one_element_init): Use it.
26114 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26116 * tree-sra.c (instantiate_missing_elements): Canonicalize
26118 (sra_build_assignment): New.
26119 (generate_copy_inout, generate_element_copy,
26120 generate_element_zero, generate_one_element_init): Use it.
26122 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26124 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26127 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26129 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26130 types as aggregates not scalars.
26131 * function.c (assign_stack_temp_for_type): Likewise.
26133 2007-02-14 Roger Sayle <roger@eyesopen.com>
26134 Zdenek Dvorak <dvorakz@suse.cz>
26136 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26139 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26141 * passes.c (next_pass_1): Clear the next field of the copied
26144 2007-02-14 Richard Henderson <rth@redhat.com>
26146 * tree-sra.c (early_sra): New.
26147 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26148 (tree_sra_early, pass_sra_early): New.
26149 * tree-pass.h (pass_sra_early): Declare.
26150 * passes.c (init_optimization_passes): Use it.
26152 2007-02-14 Richard Guenther <rguenther@suse.de>
26154 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26156 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26158 PR tree-optimization/30771
26159 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26161 (vect_analyze_operations): Induction phis can now be marked as
26163 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26164 Update documentation accordingly.
26166 2007-02-14 Nick Clifton <nickc@redhat.com>
26168 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26169 most 3 arguments are supported.
26170 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26172 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26174 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26175 Ensure dst->current is valid.
26177 2007-02-13 Paul Brook <paul@codesourcery.com>
26179 * config.gcc: Add arm*-*-uclinux-*eabi.
26180 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26181 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26182 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26183 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26184 (LINK_SPEC): Define.
26185 (LIB_SPEC): Define.
26186 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26188 * config/arm/uclinux-eabi.h: New file.
26189 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26190 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26193 2007-02-13 Ian Lance Taylor <iant@google.com>
26195 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26196 * flags.h (warn_strict_overflow): Declare.
26197 (enum warn_strict_overflow_code): Define.
26198 (issue_strict_overflow_warning): New static inline function.
26199 * opts.c (warn_strict_overflow): New variable.
26200 (common_handle_option): Handle OPT_Wstrict_overflow and
26201 OPT_Wstrict_overflow_.
26202 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26204 * fold-const.c: Include intl.h.
26205 (fold_deferring_overflow_warnings): New static variable.
26206 (fold_deferred_overflow_warning): New static variable.
26207 (fold_deferred_overflow_code): New static variable.
26208 (fold_defer_overflow_warnings): New function.
26209 (fold_undefer_overflow_warnings): New function.
26210 (fold_undefer_and_ignore_overflow_warnings): New function.
26211 (fold_deferring_overflow_warnings_p): New function.
26212 (fold_overflow_warning): New static function.
26213 (make_range): Add strict_overflow_p parameter. Change all
26215 (extract_muldiv, extract_muldiv_1): Likewise.
26216 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26217 tree_expr_nonnegative_p.
26218 (fold_negate_expr): Call fold_overflow_warning.
26219 (fold_range_test): Likewise.
26220 (fold_comparison): Likewise.
26221 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26222 instead of tree_expr_nonnegative_p.
26223 (tree_expr_nonnegative_warnv_p): Rename from
26224 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26225 (tree_expr_nonnegative_p): New function.
26226 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26227 strict_overflow_p parameter.
26228 (tree_expr_nonzero_p): New function.
26229 * passes.c (verify_interpass_invariants): New static function.
26230 (execute_one_pass): Call it.
26231 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26233 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26234 (estimate_numbers_of_iterations): Likewise.
26235 (scev_probably_wraps_p): Likewise.
26236 * tree-ssa-ccp.c: Include "toplev.h".
26237 (evaluate_stmt): Defer fold overflow warnings until we know we are
26239 (struct fold_stmt_r_data): Add stmt field.
26240 (fold_stmt_r): Defer fold overflow warnings until we know we
26242 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26243 (fold_stmt_inplace): Likewise.
26244 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26245 (cleanup_control_expr_graph): Defer fold overflow warnings until
26246 we know we are going to optimize.
26247 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26248 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26250 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26251 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26252 * tree-ssa-loop-manip.c (create_iv): Likewise.
26253 * c-typeck.c (build_conditional_expr): Likewise.
26254 (build_binary_op): Likewise.
26255 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26256 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26257 (extract_range_from_unary_expr): Likewise.
26258 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26259 assuming that signed overflow does not occur.
26260 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26261 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26262 (fold_defer_overflow_warnings): Declare.
26263 (fold_undefer_overflow_warnings): Declare.
26264 (fold_undefer_and_ignore_overflow_warnings): Declare.
26265 (fold_deferring_overflow_warnings_p): Declare.
26266 (tree_expr_nonzero_warnv_p): Declare.
26267 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26268 of warning options.
26269 (Warning Options): Document -Wstrict-overflow.
26270 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26271 (tree-ssa-ccp.o): Likewise.
26272 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26273 (fold-const.o): Depend on intl.h.
26275 2007-02-13 Ian Lance Taylor <iant@google.com>
26277 PR middle-end/30751
26278 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26281 2007-02-13 Stuart Hastings <stuart@apple.com>
26283 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26285 2007-02-13 Richard Henderson <rth@redhat.com>
26287 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26288 handled_component_p before looking for the indirect_ref.
26290 2007-02-13 Richard Henderson <rth@redhat.com>
26292 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26293 remove flags clobber.
26294 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26295 (bswaphi_lowpart): New.
26296 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26297 remove TARGET_BSWAP test. Delete expander of the same name.
26299 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26300 (expand_unop): Use them.
26302 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26304 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26305 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26306 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26307 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26308 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26309 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26310 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26311 assembler dialect choice from asm templates.
26313 2007-02-12 Richard Henderson <rth@redhat.com>
26315 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26316 (fixuns_trunc<SSEMODEF>si2): Use it.
26317 * config/i386/sse.md (vec_setv4sf_0): Export.
26318 * config/i386/i386.c (ix86_build_const_vector): Export.
26319 (ix86_split_convert_uns_si_sse): Rename from
26320 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26321 * config/i386/i386-protos.h: Update.
26323 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26326 * c-typeck.c (c_finish_return): Improve warning message.
26328 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26330 * alias.c (find_symbolic_term): Delete unused function.
26332 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26334 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26335 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26336 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26338 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26340 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26341 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26342 the function, temporarily point the debug interface to the null one.
26344 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26346 * dwarf2out.c (round_up_to_align): New static function.
26347 (field_byte_offset): Use it to round the offset.
26349 2007-02-12 Richard Henderson <rth@redhat.com>
26351 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26352 (inswl_const): Export.
26354 2007-02-12 Richard Henderson <rth@redhat.com>
26356 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26357 result mode of the libcall, convert back to outmode.
26359 2007-02-12 Roger Sayle <roger@eyesopen.com>
26361 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26362 (bswapdi2): New define_expand to implement 32-bit implementation.
26364 2007-02-12 Nick Clifton <nickc@redhat.com>
26366 * doc/invoke.texi (Overall Options): Document --help=.
26367 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26368 (cc1_options): Pass --help= on to cc1.
26369 (display_help): Add description of --help=.
26370 (process_command): Add code to handle --help=. Allow translated
26371 --help and --target-help switches to be passed on to compiler
26373 (main): Remove unused if statement.
26374 * opts.c (columns): Remove.
26375 (LEFT_COLUMN): Define.
26376 (wrap_help): Add columns argument.
26377 (print_filtered_help): Change parameters to be an include bitmask,
26378 an exclude bitmask, an any bitmask and the column width. Move the
26379 code to display the params list here. Add code to display the
26380 status of options rather than their descriptions if the quiet flag
26382 (print_specific_help): Change parameters to be an include bitmask,
26383 an exclude bitmask and an any bitmask. Move code to look up the
26384 column width here. Decide upon the title for an options listing.
26385 (common_handle_options): Add code to handle --help=. Adapt code
26386 for --help and --target-help to use the revised form of the
26387 print_specific_help function.
26388 (print_help): Delete.
26389 (print_param_help): Delete.
26390 (print_switch): Delete.
26391 * opts.h (cl_lang_count): Add prototype.
26392 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26393 CL_MAX_OPTION_CLASS): New defines.
26394 * optc-gen.awk: Add construction of cl_lang_count.
26395 * c.opt: Add Warning attribute to warning options and Optimization
26396 attribute to optimization options.
26397 * common.opt: Likewise.
26399 Add -fhelp and -ftarget-help as aliases for the transformed --help
26400 and --target-help options.
26401 * opt-functions.awk: Add code to handle Warning and Optimization
26404 2007-02-12 Richard Henderson <rth@redhat.com>
26406 * config/alpha/constraints.md: New file.
26407 * config/alpha/alpha.c: Include tm-constrs.h.
26408 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26409 alpha_extra_constraint): Remove.
26410 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26411 * config/alpha/alpha-protos.h: Update.
26412 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26413 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26414 (EXTRA_CONSTRAINT): Remove.
26415 * config/alpha/alpha.md: Include constraints.md.
26416 (adddi splitter): Use satisfies_constraint_*.
26417 * config/alpha/predicates.md (add_operand): Likewise.
26418 (sext_add_operand, addition_operation): Likewise.
26420 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26422 PR tree-optimization/29145
26423 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26424 in our handling of restrict qualified pointers.
26426 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26429 * doc/invoke.texi (Wunused-value): Update description.
26430 (Wextra): Delete item.
26431 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26432 value of Wunused-value.
26433 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26434 (c_finish_stmt_expr): Don't check extra_warnings.
26435 (emit_side_effect_warnings): The caller is responsible to check
26438 2007-02-11 Roger Sayle <roger@eyesopen.com>
26439 Matt Thomas <matt@3am-software.com>
26441 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26443 2007-02-11 Roger Sayle <roger@eyesopen.com>
26445 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26446 comparisons of POPCOUNT against zero.
26447 (simplify_const_relational_operation): Likewise.
26449 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26451 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26453 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26455 * dwarf2out.c (root_type): Delete unused function.
26457 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26459 * genattrtab.c (contained_in_p): Delete unused function.
26460 (write_expr_attr_cache): Likewise.
26462 2007-02-11 Jan Hubicka <jh@suse.cz>
26464 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26467 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26469 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26470 to add the REG_EQ* note.
26471 * see.c (see_merge_one_use_extension): Likewise.
26472 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26473 turn REG_EQUAL notes into REG_EQUIV notes if the target
26474 register may have more than one set.
26475 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26476 * gcse.c (try_replace_reg): Likewise.
26477 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26478 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26479 more than one REG_EQUIV note.
26480 * reload1.c (gen_reload): Use set_unique_reg_note.
26482 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26484 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26485 (ix86_builtin_conversion): New function.
26487 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26490 * tree.h (DECL_REPLACEABLE_P): New macro.
26491 * except.c (set_nothrow_function_flags): Likewise.
26493 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26494 Ira Rosen <irar@il.ibm.com>
26495 Dorit Nuzman <dorit@il.ibm.com>
26497 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26498 * targhooks.c (default_builtin_vectorized_conversion): New.
26499 * targhooks.h (default_builtin_vectorized_function): New declaration.
26500 * target.h (struct vectorize): Add builtin_conversion field.
26501 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26502 stmt_vec_info_type value.
26503 (vectorizable_conversion): New declaration.
26504 * tree-vect-analyze.c (vect_analyze_operations): Add
26505 vectorizable_conversion call.
26506 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26507 * tree-vect-transform.c (vectorizable_conversion): New function.
26508 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26509 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26511 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26512 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26513 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26514 or ALTIVEC_BUILTIN_VCFSX.
26516 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26519 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26520 CONST_DOUBLE and operand 0 is a hard register.
26521 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26522 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26523 is a hard floating-point register.
26525 2007-02-10 Richard Henderson <rth@redhat.com>
26526 Jakub Jelinek <jakub@redhat.com>
26527 Alexandre Oliva <aoliva@redhat.com>
26529 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26530 * builtin-types.def (BT_WORD): Make unsigned.
26531 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26532 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26533 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26534 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26535 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26536 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26538 * expr.c (emutls_var_address): New.
26539 (expand_expr_real_1): Expand emulated tls.
26540 (expand_expr_addr_expr_1): Likewise.
26541 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26542 * output.h (emutls_finish): Declare.
26543 * toplev.c (compile_file): Call it.
26544 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26545 address before wrapping in CONST.
26546 * varasm.c (emutls_htab, emutls_object_type): New.
26547 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26548 (get_emutls_object_name, get_emutls_object_type): New.
26549 (get_emutls_init_templ_addr, emutls_decl): New.
26550 (emutls_common_1, emutls_finish): New.
26551 (assemble_variable): When emulating tls, swap decls; generate
26552 constructor for the emutls objects.
26553 (do_assemble_alias): When emulating tls, swap decl and target name.
26554 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26556 * varpool.c (decide_is_variable_needed): Look at force_output.
26557 Recurse for emulated tls.
26558 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26559 with decide_is_variable_needed.
26560 * emutls.c: New file.
26561 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26562 tls_object for real tls.
26564 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26566 PR rtl-optimization/29599
26567 * reload1.c (eliminate_regs_in_insn): Take the destination
26568 mode into account when computing the offset.
26570 2007-02-09 Stuart Hastings <stuart@apple.com>
26571 Richard Henderson <rth@redhat.com>
26573 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26574 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26575 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26576 fixuns_truncdfhi2): New.
26577 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26578 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26579 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26580 (floatunssidf2): Allow nonimmediate source.
26581 * config/i386/sse.md (movdi_to_sse): New.
26582 (vec_concatv2di): Drop '*'.
26583 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26584 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26585 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26587 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26588 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26589 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26590 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26591 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26592 ix86_build_const_vector.
26593 (x86_emit_floatuns): Rewrite.
26595 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26597 * genautomata.c (longest_path_length): Delete unused function.
26598 (struct state): Delete unused longest_path_length.
26599 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26600 (get_free_state): Delete unused.
26602 2007-02-09 Jan Hubicka <jh@suse.cz>
26604 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26605 * doc/invoke.texi (inline-unit-growth): Update default value.
26607 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26608 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26609 (rebuild_cgraph_edges): Likewise.
26610 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26611 (dump_cgraph_node): Dump frequencies.
26612 (cgraph_clone_edge): Add frequency scales.
26613 (cgraph_clone_node): Add freuqnecy.
26614 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26615 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26616 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26617 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26618 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26619 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26620 (save_inline_function_body): Likewise.
26621 * ipa-inline.c: inluce rtl.h
26622 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26623 (cgraph_edge_badness): Use frequencies.
26624 (cgraph_decide_recursive_inlining): Update clonning.
26625 (cgraph_decide_inlining_of_small_function): Dump frequency.
26626 * predict.c (estimate_bb_frequencies): Export.
26627 * predict.h (estimate_bb_frequencies): Declare.
26628 * tree-inline.c (copy_bb): Watch overflows.
26629 (expand_call_inline): Update call of cgraph_create_edge.
26630 (optimize_inline_calls): Use TODO flags to update frequnecies.
26631 * passes.h: Include predict.h
26632 (init_optimization_passes): Move profile ahead.
26633 (execute_function_todo): Handle TODO_rebuild_frequencies.
26635 2007-02-09 Roger Sayle <roger@eyesopen.com>
26637 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26638 the insbl or inswl pattern into a register.
26640 2007-02-09 Roger Sayle <roger@eyesopen.com>
26642 * config/ia64/ia64.md (bswapdi2): New define_insn.
26644 2007-02-09 Richard Henderson <rth@redhat.com>
26646 * config/i386/constraints.md (Ym): New constraint.
26647 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26648 (movdi_1_rex64): Split sse and xmm general register moves from
26649 memory move alternatives. Use conditional register constraints.
26650 (movsf_1, movdf_integer): Likewise.
26651 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26652 (movdf_integer_rex64): New.
26653 (pushsf_rex64): Fix output constraints.
26654 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26655 (sse2_stored): Likewise.
26656 (sse2_storeq_rex64): New.
26657 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26658 amd and not generic.
26659 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26660 for optimize_size. Remove SF/DFmode hack.
26662 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26664 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26667 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26668 Richard Sandiford <richard@codesourcery.com>
26670 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26671 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26672 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26673 m68k/t-mlib to tmake_file.
26674 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26675 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26676 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26677 Allow it to be cf or m68k. Set m68k_arch_family. If that
26678 variable is not empty, add t-$m68k_arch_family to tmake_file.
26679 Add t-mlibs to tmake_file.
26680 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26681 * config/m68k/t-cf: New file.
26682 * config/m68k/t-m68k: Likewise.
26683 * config/m68k/t-mlibs: Likewise.
26684 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26685 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26686 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26687 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26688 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26690 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26691 (INSTALL_LIBGCC): Delete.
26692 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26693 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26694 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26695 (M68K_MLIB_CPU): Define.
26696 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26697 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26698 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26700 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26701 Richard Guenther <rguenther@suse.de>
26703 PR middle-end/23361
26704 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26705 against INT_MIN/INT_MAX.
26706 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26707 file if a loop is removed.
26709 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26711 * calls.c (store_one_arg): Pass correct alignment to
26712 emit_push_insn for non-BLKmode values.
26713 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26714 unaligned stack slot via a suitably aligned slot.
26716 2007-02-08 DJ Delorie <dj@redhat.com>
26718 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26720 (legal_subregs): Use unsigned char, make const.
26721 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26723 2007-02-08 Paul Brook <paul@codesourcery.com>
26725 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26726 special interworking needed.
26728 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26730 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26731 conditional to __SSE2__.
26732 (Entries below should have been added to first ChangeLog
26733 entry for amdfam10 dated 2007-02-05)
26734 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26736 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26738 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26741 2007-02-08 DJ Delorie <dj@redhat.com>
26743 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26744 * config/m32c/m32c.c (legal_subregs): New.
26745 (m32c_illegal_subreg_p): New.
26746 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26747 unsupported subregs of hard regs.
26749 2007-02-08 Jan Hubicka <jh@suse.cz>
26751 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26752 the same one; always update histograms.
26754 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26756 * passes.c (init_optimization_passes): Tidy comment.
26758 2007-02-08 Roger Sayle <roger@eyesopen.com>
26760 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26761 strip zero_extend, bswap and rotates from POCOUNT's argument.
26762 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26763 zero_extend and rotates from PARITY's argument.
26764 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26765 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26766 of an integer constant at compile-time.
26768 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26771 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26773 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26776 * tree-ssa-live.c (remove_unused_locals): Do not remove
26777 TREE_ADDRESSABLE variables.
26778 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26779 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26780 FOR_CLOBBER. Update all users.
26781 If VAR has an associated alias set, add a virtual operand for
26782 it if no alias is found to conflict with the memory reference.
26784 2007-02-07 Jan Hubicka <jh@suse.cz>
26785 Robert Kidd <rkidd@crhc.uiuc.edu>
26787 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26789 2007-02-07 Ian Lance Taylor <iant@google.com>
26791 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26793 2007-02-07 Roger Sayle <roger@eyesopen.com>
26795 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26796 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26797 tablejumpdi, movsi_to_cr_one): Remove constraints from
26798 define_expand's match_operands.
26800 2007-02-07 Roger Sayle <roger@eyesopen.com>
26802 * global.c (compute_regsets): Move declatation of "i" inside of
26803 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26805 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26808 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26809 of INDIRECT_REF <RESULT_DECL>.
26811 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26813 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26814 Kaz Kojima <kkojima@gcc.gnu.org>
26817 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26819 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26821 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26823 * doc/loop.texi: Document possibility not to perform disambiguation
26824 of loops with multiple latches.
26825 * cfgloopmanip.c (alp_enum_p): Removed.
26826 (add_loop): Handle subloops. Use get_loop_body_with_size.
26827 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26828 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26829 the new forwarder block.
26830 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26831 Handle the case latch is NULL.
26832 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26833 modifications when marking loop exits.
26834 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26836 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26837 disambiguate_loops_with_multiple_latches.
26838 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26839 before fix_loop_structure.
26840 * cfgloop.c: Include pointer-set.h and output.h.
26841 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26842 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26843 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26844 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26845 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26846 disambiguate_multiple_latches, get_loop_body_with_size,
26847 disambiguate_loops_with_multiple_latches): New functions.
26848 (flow_loop_dump): Dump multiple latch edges.
26849 (flow_loop_nodes_find): Handle loops with multiple latches.
26850 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26851 (glb_enum_p): Modified.
26852 (get_loop_body): Use get_loop_body_with_size.
26853 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26854 (AVOID_CFG_MODIFICATIONS): New constant.
26855 (disambiguate_loops_with_multiple_latches, add_loop,
26856 get_loop_body_with_size): Declare.
26857 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26859 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26861 PR inline-asm/28686
26862 * global.c (compute_regsets): New function.
26863 (global_alloc): Refactored ELIMINABLE_REGSET
26864 and NO_GLOBAL_ALLOC_REGS computation out.
26865 (rest_of_handle_global_alloc): Call compute_regsets()
26866 for non-optimizing case.
26868 2007-02-06 Richard Henderson <rth@redhat.com>
26870 * config/i386/constraints.md (Y2): Rename from Y.
26871 (Yi): New constraint.
26872 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26873 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26874 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26875 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26876 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26877 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26878 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26879 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26880 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26881 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26882 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26883 vec_extractv2si_1): Change Y constraints to Y2.
26884 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26885 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26886 Change Y constraints to Y2.
26887 (sse2_loadld): Change Y constraints to x.
26889 2007-02-06 Roger Sayle <roger@eyesopen.com>
26891 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26892 (parity<mode>2): New define_expand using rs6000_emit_parity.
26893 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26894 rs6000_emit_parity): New functions.
26895 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26896 rs6000_emit_parity): Prototype here.
26898 2007-02-06 Ian Lance Taylor <iant@google.com>
26900 * lower-subreg.c (simple_move_operand): Reject CONST.
26901 (resolve_clobber): Call validate_change rather than directly
26902 assigning to XEXP (pat, 0).
26904 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26906 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26907 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26908 (tree-cfg.o): Remove hashtab.h dependency.
26910 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26911 (struct ivopts_data): Change niters to pointer_map_t.
26912 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26913 (niter_for_exit): Create pointer_map on demand. Change for
26915 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26916 (free_loop_data): Destroy data->niters if created and reset field.
26917 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26918 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26920 * tree-ssa-reassoc.c: Include pointer-set.h.
26921 (bb_rank): Change to long *.
26922 (operand_rank): Change to pointer_map_t.
26923 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26924 (insert_operand_rank): Accept long.
26925 (operand_entry_hash, operand_entry_eq): Remove.
26926 (get_rank): Return long. Adjust for changes above.
26927 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26929 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26931 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26932 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26933 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26935 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26936 directly since it cannot be NULL.
26937 (get_vi_for_tree): Rewrite for pointer_map API.
26938 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26939 (init_alias_vars): Create vi_for_tree as pointer_map.
26940 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26942 * tree-cfg.c: Don't include hashtab.h.
26943 (edge_to_cases): Declare as pointer_map.
26944 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26946 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26947 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26948 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26950 (record_switch_edge): Delete.
26951 (get_cases_for_edge): Adjust for pointer_map API, inline
26952 record_switch_edge (rewritten for new API), remove goto.
26954 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26956 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26957 * tree-nested.c: Include pointer-set.h.
26958 (var_map_elt, var_map_eq, var_map_hash): Delete.
26959 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26960 to pointer_map_t's.
26961 (nesting_info_bitmap_obstack): New.
26962 (lookup_field_for_decl): Adjust for pointer_map API.
26963 (lookup_tramp_for_decl): Adjust for pointer_map API.
26964 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26965 (get_local_debug_decl): Adjust for pointer_map API.
26966 (convert_nl_goto_reference): Adjust for pointer_map API.
26967 (convert_nl_goto_receiver): Adjust for pointer_map API.
26968 (create_nesting_tree): Create outside GGC space. Create bitmap on
26969 the new obstack. Create field_map and var_map as pointer_maps.
26970 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26972 (lower_nested_functions): Move root here, no need to NULL it.
26973 Initialize and release the obstack.
26975 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26977 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26978 Remove prototypes and make them non-static.
26979 (struct tree_int_map): Remove.
26980 * tree.h (struct tree_int_map): Move here, turning TO into an
26982 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26984 * tree.h (TREE_COMPLEXITY): Remove.
26985 (struct tree_exp): Remove complexity field.
26986 * tree.c (build1_stat): Don't set it.
26988 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26989 Victor Kaplansky <victork@il.ibm.com>
26991 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26992 (vect_is_simple_reduction): Support reduction with induction as
26993 one of the operands.
26994 (vect_is_simple_iv_evolution): Fix formatting.
26995 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26996 formatting. Don't mark induction phis for vectorization.
26997 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26998 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26999 (vect_get_vec_def_for_operand): Support induction.
27000 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27002 (vectorizable_reduction): Support reduction with induction as one of
27004 (vectorizable_type_demotion): Use def-type of stmt argument rather
27005 than dummy def-type.
27007 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27008 flag_tree_scev_cprop.
27009 * common.opt (tree-scev-cprop): New flag.
27011 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27012 call to vect_get_new_vect_var.
27014 2007-02-06 Ira Rosen <irar@il.ibm.com>
27016 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27017 vectype is not NULL.
27018 (vect_pattern_recog_1): Likewise.
27020 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27022 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27023 (fold_negate_expr): Likewise.
27025 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27028 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27029 even if cv-qualification is the same.
27031 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27033 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27034 __enable_execute_stack on completion.
27036 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27038 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27039 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27040 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27041 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27042 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27043 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27044 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27045 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27049 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27050 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27051 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27052 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27053 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27054 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27055 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27056 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27057 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27058 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27059 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27060 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27061 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27062 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27063 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27064 sqrtextenddfxf2_i387): Added amdfam10_decode.
27066 * config/i386/athlon.md (athlon_idirect_amdfam10,
27067 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27068 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27069 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27070 athlon_ivector_store_amdfam10): New define_insn_reservation.
27071 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27074 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27076 * config/i386/athlon.md (athlon_call_amdfam10,
27077 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27078 define_insn_reservation.
27079 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27080 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27081 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27083 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27085 * config/i386/athlon.md (athlon_sseld_amdfam10,
27086 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27087 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27089 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27091 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27092 define_insn_reservation.
27093 * config/i386/i386.md (sseins): Added sseins to define_attr type
27094 and define_attr unit.
27095 * config/i386/sse.md: Set type attribute to sseins for insertq
27098 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27100 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27101 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27102 ssecomi_load_amdfam10, ssecomi_amdfam10,
27103 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27104 define_insn_reservation.
27105 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27107 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27109 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27110 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27111 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27112 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27113 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27114 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27115 define_insn_reservation.
27117 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27118 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27119 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27120 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27121 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27123 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27125 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27126 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27127 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27128 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27129 athlon_ssemul_load_k8): Added amdfam10.
27131 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27133 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27134 (x86_sse_unaligned_move_optimal): New variable.
27136 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27138 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27139 for unaligned vector SSE double/single precision loads for AMDFAM10.
27141 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27143 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27144 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27145 Define TARGET_CPU_DEFAULT_amdfam10.
27146 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27147 (processor_type): Add PROCESSOR_AMDFAM10.
27149 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27150 processor_type in config/i386/i386.h.
27151 Enable imul peepholes for TARGET_AMDFAM10.
27153 * config.gcc: Add support for --with-cpu option for amdfam10.
27155 * config/i386/i386.c (amdfam10_cost): New variable.
27156 (m_AMDFAM10): New macro.
27157 (m_ATHLON_K8_AMDFAM10): New macro.
27158 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27159 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27160 x86_promote_QImode, x86_integer_DFmode_moves,
27161 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27162 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27163 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27164 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27165 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27166 Enable/disable for amdfam10.
27167 (override_options): Add amdfam10_cost to processor_target_table.
27168 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27169 processor_alias_table.
27170 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27171 (ix86_adjust_cost): Add code for amdfam10.
27173 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27175 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27176 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27177 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27178 * config/i386/i386.h: Add builtin definition for SSE4A.
27179 * config/i386/i386.md: Add support for ABM instructions
27180 (popcnt and lzcnt).
27181 * config/i386/sse.md: Add support for SSE4A instructions
27182 (movntss, movntsd, extrq, insertq).
27183 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27184 Add -march=amdfam10 flag.
27185 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27186 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27188 * doc/extend.texi: Add documentation for SSE4A builtins.
27190 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27192 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27194 2007-02-05 Richard Guenther <rguenther@suse.de>
27196 * tree-vectorizer.h (vectorizable_function): Add argument type
27197 argument, change return type.
27198 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27199 * tree-vect-transform.c (vectorizable_function): Handle extra
27200 argument, return vectorized function decl.
27201 (build_vectorized_function_call): Remove.
27202 (vectorizable_call): Handle calls with result and argument types
27203 differing. Handle loop vectorization factor correctly.
27204 * targhooks.c (default_builtin_vectorized_function): Adjust for
27206 * targhooks.h (default_builtin_vectorized_function): Likewise.
27207 * target.h (builtin_vectorized_function): Add argument type
27209 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27210 extra argument, allow vectorizing of lrintf.
27211 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27212 documentation of target hook.
27214 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27217 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27218 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27219 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27221 2007-02-05 Roger Sayle <roger@eyesopen.com>
27223 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27224 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27225 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27226 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27227 before canonicalizing sincos to cexpi.
27228 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27230 2007-02-05 Roger Sayle <roger@eyesopen.com>
27232 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27233 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27234 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27236 2007-02-05 Roger Sayle <roger@eyesopen.com>
27238 * mips-tfile.c (initialize_init_file): Correct endianness test.
27240 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27242 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27243 the 'y' constraint.
27245 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27247 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27248 saves in a PARALLEL before the register assignments.
27250 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27252 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27253 DWARF_FRAME_RETURN_COLUMN to be a general register.
27254 * dwarf2out.c (init_return_column_size): New function, split from...
27255 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27256 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27257 to be nongeneral registers.
27258 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27260 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27261 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27263 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27265 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27267 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27269 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27270 (remove_path): Use can_remove_branch_p and remove_branch instead
27271 of loop_delete_branch_edge.
27272 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27273 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27274 Update profile using scale_dominated_blocks_in_loop.
27275 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27276 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27277 (can_remove_branch_p, remove_branch): Declare.
27278 * tree-cfg.c (tree_can_remove_branch_p): New function.
27279 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27280 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27281 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27283 2007-02-05 Jan Hubicka <jh@suse.cz>
27285 PR middle-end/30696
27286 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27287 nodes in cgraph, don't remove offline copy of the function.
27289 2007-02-04 Jan Hubicka <jh@suse.cz>
27291 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27292 vectors might cause maybe_lookup_element_for_expr to be called
27293 on non-sra-candidate.
27295 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27297 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27298 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27299 spelling conventions.
27301 2007-02-04 Richard Guenther <rguenther@suse.de>
27303 PR middle-end/30636
27304 * fold-const.c (try_move_mult_to_index): Make sure to not
27305 overflow one dimension of a multi-dimensional array access.
27307 2007-02-04 Jan Hubicka <jh@suse.cz>
27309 * passes.c (init_optimization_passes): Reindent.
27311 2007-02-04 Jan Hubicka <jh@suse.cz>
27312 Eric Botcazou <ebotcazou@adacore.com>
27314 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27315 (execute_fixup_cfg): Break out the abnormal goto code.
27316 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27317 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27318 (optimize_inline_calls): Call make_nonlocal_label_edges.
27320 2007-02-04 Jan Hubicka <jh@suse.cz>
27322 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27323 true when something was changed.
27324 (rename_ssa_copies): When something was changed, do
27325 TODO_remove_unused_locals.
27326 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27327 add TODO_remove_unused_locals when instruction was removed.
27329 2007-02-04 Jan Hubicka <jh@suse.cz>
27331 * ipa-inline.c (try_inline): Improve debug output; work on already
27333 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27334 call try_inline for already inlined edges too when flattening;
27335 inline also functions that make callee growth but overall unit size
27338 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27340 * config/m32c/bitops.md, config/m32c/jump.md,
27341 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27342 config/m32r/m32r.h, config/m32r/m32r.md,
27343 config/m32r/predicates.md, config/m68hc11/larith.asm,
27344 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27345 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27346 config/mips/mips-protos.h, config/mips/mips.c,
27347 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27348 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27349 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27350 spelling conventions.
27352 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27353 Follow spelling conventions.
27355 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27357 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27358 warn about C++0x compatibility.
27360 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27362 * config/h8300/h8300.c, config/h8300/h8300.h,
27363 config/h8300/h8300.md: Follow spelling conventions.
27365 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27367 PR middle-end/30667
27368 * combine.c (try_combine): Do not substitute source operand
27369 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27371 2007-02-03 Jan Hubicka <jh@suse.cz>
27373 PR gcov-profile/30650
27374 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27375 do not divide by zero for never executed counters.
27376 (tree_find_values_to_profile): Fix counters.
27377 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27379 2007-02-03 Ian Lance Taylor <iant@google.com>
27381 * lower-subreg.c (simple_move_operand): New static function,
27382 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27384 (simple_move): Call simple_move_operand.
27385 (find_decomposable_subregs): Add special handling of MEMs.
27386 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27387 meaning of return value. If we see a hard register, test whether
27388 it can store a word_mode value. Change all callers.
27390 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27392 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27393 ftrapv insns and expanders.
27394 (subdi3): Change define_expand operand 1 to arith11_operand, and
27395 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27396 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27397 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27400 PR middle-end/30174
27401 * varasm.c (notice_global_symbol): Treat global objects as weak when
27402 flag_shlib is true.
27404 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27406 * emit-rtl.c (dconstpi): Delete.
27407 (dconstsqrt2): New.
27408 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27409 * real.h (dconstpi): Delete.
27410 (dconstsqrt2): New.
27411 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27412 (fold_builtin_hypot): Likewise.
27414 2007-02-03 Tom Tromey <tromey@redhat.com>
27417 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27418 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27420 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27422 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27423 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27424 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27425 config/rs6000/cell.md, config/rs6000/darwin.h,
27426 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27427 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27428 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27429 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27430 typos. Follow spelling conventions.
27431 * doc/invoke.texi: Follow spelling conventions.
27433 2007-02-03 Roger Sayle <roger@eyesopen.com>
27435 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27436 canonicalization transformations that attempt to simplify integer
27437 constant comparisons to become comparisons against zero.
27439 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27441 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27443 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27444 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27446 2007-02-02 Mike Stump <mrs@apple.com>
27448 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27449 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27450 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27451 generate a branch island.
27453 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27455 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27456 (xtensa_legitimate_address_p): New.
27457 (xtensa_legitimize_address): New.
27458 (xtensa_output_addr_const_extra): New.
27459 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27461 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27462 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27463 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27464 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27465 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27466 (xtensa_legitimize_address): New.
27467 (xtensa_output_addr_const_extra): New.
27469 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27471 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27473 2007-02-02 Ian Lance Taylor <iant@google.com>
27475 * expmed.c (expand_divmod): Add comment.
27477 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27479 * emit-rtl.c (renumber_insns): Remove.
27480 * flags.h: Remove the extern for flag_renumber_insns.
27481 * rtl.h: Remove the prototype for renumber_insns.
27482 * toplev.c (flag_renumber_insns): Remove.
27484 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27486 Revert for x86 darwin:
27487 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27489 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27490 code before the following patch under TARGET_MACHO.
27491 (ix86_function_value_regno_p): Likewise.
27493 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27495 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27498 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27501 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27502 loads to general or fp registers. Add comments.
27503 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27505 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27507 * pointer-set.c (insert_aux): Only return insertion slot.
27508 (pointer_set_insert): Adjust.
27509 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27510 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27511 pointer_map_traverse): New.
27512 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27513 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27514 pointer_map_contains, pointer_map_traverse): Declare.
27516 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27518 PR middle-end/30473
27519 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27520 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27522 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27524 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27526 (struct _dep): New type.
27527 (dep_t): New typedef.
27528 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27529 (DEP_STATUS): New access macro. The macro with the same name was
27530 renamed to DEP_LINK_STATUS.
27531 (dep_init): Declare function
27533 (struct _dep_link): New type.
27534 (dep_link_t): New typedef.
27535 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27536 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27537 (DEP_LINK_STATUS): New macro.
27538 (debug_dep_links): New debug function.
27540 (struct _deps_list): New type.
27541 (deps_list_t): New typedef.
27542 (DEPS_LIST_FIRST): New access macro.
27543 (FOR_EACH_DEP_LINK): New cycle macro.
27544 (create_deps_list, free_deps_list, delete_deps_list): Declare
27546 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27547 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27548 (copy_deps_list_change_con): Ditto.
27550 (move_dep_link): Declare function.
27552 (struct _dep_node): New type.
27553 (dep_node_t): New typedef.
27554 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27556 (struct haifa_insn_data.back_deps): New field to hold backward
27557 dependencies of the insn.
27558 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27560 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27561 Change its type to deps_list_t.
27562 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27563 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27564 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27566 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27568 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27570 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27572 (dep_cost): Declare.
27574 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27575 (ds_to_dk, dk_to_ds): New functions.
27577 (init_dep_1): New static function.
27578 (init_dep): New function.
27579 (copy_dep): New static function.
27581 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27583 (detach_dep_link): New static function.
27584 (move_dep_link): New function.
27586 (dep_links_consistent_p, dump_dep_links): New static functions.
27587 (debug_dep_links): New debugging function.
27589 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27591 (alloc_deps_list, init_deps_list): New static functions.
27592 (create_deps_list): New function.
27593 (clear_deps_list): New static function.
27594 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27595 (deps_list_consistent_p, dump_deps_list): New static functions.
27596 (debug_deps_list): New function.
27597 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27599 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27601 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27602 use new scheduler dependencies lists.
27603 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27604 (sched_analyze): Ditto. Initialize dependencies lists.
27605 (add_forw_dep, compute_forward_dependences): Update to use new
27606 scheduler dependencies lists.
27608 (init_dependency_caches): Init deps_obstack.
27609 (free_dependency_caches): Free deps_obstack.
27611 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27612 new scheduler dependencies lists.
27613 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27614 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27616 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27617 Update to use new scheduler dependencies lists.
27618 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27619 (debug_dependencies): Ditto.
27620 (schedule_region): Update comments.
27622 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27623 scheduler dependencies lists.
27624 (schedule_ebb): Update comments.
27626 * rtl.def (DEPS_LIST): Remove.
27628 * lists.c (unused_deps_list): Remove.
27629 (free_list): Update assertions.
27631 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27632 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27634 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27635 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27637 * haifa-sched.c (comments): Update.
27638 (insn_cost1): Remove. Inline the code into insn_cost ().
27639 (insn_cost): Update to use new scheduler dependencies lists. Move
27640 processing of the dependency cost to dep_cost ().
27641 (dep_cost): New function. Use it instead of insn_cost () when
27642 evaluating cost of the dependency. Use compatible interface to
27643 interact with the target.
27644 (priority): Update to use new scheduler dependencies lists.
27645 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27646 with greater number of insns that depend on the insn.
27647 (schedule_insn): Update to use new scheduler dependencies lists. Add
27648 code to free backward dependencies lists. Inline and optimize code
27649 from resolve_dep () - see PR28071.
27650 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27651 lists. Update call to targetm.sched.is_costly_dependence hook.
27653 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27654 scheduler dependencies lists.
27656 (resolve_dep): Remove. Move the logic to schedule_insn ().
27657 (init_h_i_d): Initialize dependencies lists.
27659 (process_insn_depend_be_in_spec): Rename to
27660 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27661 dependencies lists.
27662 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27663 Update to use new scheduler dependencies lists.
27664 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27666 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27667 new scheduler dependencies lists.
27668 (build_intra_loop_deps): Ditto.
27670 * target.h (struct _dep): Declare to use in
27671 gcc_target.sched.is_costly_dependence.
27672 (struct gcc_target.sched.adjust_cost): Fix typo.
27673 (struct gcc_target.sched.is_costly_dependence): Change signature to
27674 use single dep_t parameter instead of an equivalent triad.
27675 (struct gcc_target.sched.adjust_cost_2): Remove.
27677 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27679 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27681 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27683 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27685 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27686 (REG_DEP_TRUE): Document.
27688 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27689 Change signature to correspond to the targetm.sched.adjust_cost hook.
27690 Update use in TARGET_SCHED_ADJUST_COST_2.
27691 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27692 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27693 new scheduler dependencies lists.
27694 (ia64_gen_check): Ditto.
27696 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27697 scheduler dependencies lists.
27699 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27700 signature to correspond to the targetm.sched.is_costly_dependence hook.
27701 (is_costly_group): Update to use new scheduler dependencies lists.
27703 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27704 instead of INSN_COST () macro.
27706 2007-02-01 Ian Lance Taylor <iant@google.com>
27708 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27710 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27712 * pa.md (tp_load): Correct mfctl instruction syntax.
27714 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27716 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27717 altivec_padding_size calculation on AIX. Improve comment, add
27718 assert to verify that it's right.
27720 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27723 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27725 PR inline-asm/28686
27726 * global.c (global_alloc): Add mising initialization of
27729 2007-02-01 Roger Sayle <roger@eyesopen.com>
27731 * alias.c (init_alias_analysis): Correct whitespace.
27732 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27733 partition_hot_cold_basic_blocks): Likewise.
27734 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27735 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27736 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27737 fold_builtin_snprintf_chk, fold_builtin_printf,
27738 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27739 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27740 * cfgcleanup.c (cleanup_cfg): Likewise.
27741 * cfgexpand.c (tree_expand_cfg): Likewise.
27742 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27743 * function.c (get_next_funcdef_no): Likewise.
27744 * gengtype.c (main): Likewise.
27745 * genmodes.c (main): Likewise.
27746 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27747 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27748 * ifcvt.c (noce_emit_move_insn): Likewise.
27749 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27751 * stor-layout.c (get_best_mode): Likewise.
27752 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27753 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27754 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27755 perform_var_substitution, solve_graph): Likewise.
27756 * tree-vrp.c (vrp_finalize): Likewise.
27758 2007-02-01 Ian Lance Taylor <iant@google.com>
27760 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27761 high part of a paradoxical subreg, return a constant zero.
27763 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27765 * toplev.c (lang_dependent_init): Call init_set_costs.
27766 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27768 2007-02-01 Richard Guenther <rguenther@suse.de>
27770 PR middle-end/30656
27771 * fold-const.c (fold_negate_expr): Allow negating a
27772 constant if overflow does not change.
27774 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27776 * doc/c-tree.texi (Expression trees): Improve markup.
27777 * doc/tm.texi (Register Classes, Addressing Modes)
27778 (Floating Point): Fix spacing after abbreviations. Fix some
27781 2007-02-01 Ben Elliston <bje@au.ibm.com>
27783 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27784 * doc/contrib.texi: Likewise.
27785 * doc/install.texi: Likewise.
27787 2007-01-31 Richard Henderson <rth@redhat.com>
27788 Ian Lance Taylor <iant@google.com>
27790 * lower-subreg.c: New file.
27791 * rtl.def (CONCATN): Define.
27792 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27793 pass_lower_subreg2.
27794 * emit-rtl.c (update_reg_offset): New static function, broken out
27795 of gen_rtx_REG_offset.
27796 (gen_rtx_REG_offset): Call update_reg_offset.
27797 (gen_reg_rtx_offset): New function.
27798 * regclass.c: Revert patch of 2006-03-05, restoring
27800 (clear_reg_info_regno): New function.
27801 * dwarf2out.c (concatn_loc_descriptor): New static function.
27802 (loc_descriptor): Handle CONCATN.
27803 * common.opt (fsplit_wide_types): New option.
27804 * opts.c (decode_options): Set flag_split_wide_types when
27806 * timevar.def (TV_LOWER_SUBREG): Define.
27807 * rtl.h (gen_reg_rtx_offset): Declare.
27808 (reg_scan_update): Declare.
27809 * regs.h (clear_reg_info_regno): Declare.
27810 * tree-pass.h (pass_lower_subreg): Declare.
27811 (pass_lower_subreg2): Declare.
27812 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27813 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27814 -fsplit-wide-types.
27815 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27816 * Makefile.in (OBJS-common): Add lower-subreg.o.
27817 (lower-subreg.o): New target.
27819 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27821 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27823 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27826 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27828 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27830 PR middle-end/29335
27831 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27833 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27835 * cfgloop.h: Include vec-prim.h.
27836 (enum li_flags): Remove LI_ONLY_OLD.
27837 (loop_iterator): Changed.
27838 (fel_next, fel_init): Iterate over loop tree.
27839 (FOR_EACH_LOOP_BREAK): New macro.
27840 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27842 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27843 * modulo-sched.c (sms_schedule): Ditto.
27844 * tree-vectorizer.c (vectorize_loops): Ditto.
27845 * doc/loop.texi: Update information on loop numbering and behavior of
27846 FOR_EACH_LOOP wrto new loops.
27847 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27848 add_to_evolution_1): Test nestedness of loops instead of comparing
27850 * tree-chrec.c (chrec_fold_plus_poly_poly,
27851 chrec_fold_multiply_poly_poly, chrec_evaluate,
27852 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27853 reset_evolution_in_loop): Ditto.
27854 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27856 2007-01-31 Dirk Mueller <dmueller@suse.de>
27858 * c-common.c (warn_about_parentheses): Separate warning about
27859 un-parenthized sequence of comparison operators from the one
27860 which is supposed to warn about x <= y <= z.
27862 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27864 * optabs.h (enum optab_index): Add new OTI_isinf.
27865 (isinf_optab): Define corresponding macro.
27866 * optabs.c (init_optabs): Initialize isinf_optab.
27867 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27869 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27870 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27872 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27873 expand_builtin_interclass_mathfn.
27874 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27875 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27876 (fxam<mode>2_i387): New insn pattern.
27877 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27878 built-in functions as x87 inline asm.
27880 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27882 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27884 2007-01-30 Eric Christopher <echristo@apple.com>
27886 * config.gcc: Add geode.
27888 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27890 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27891 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27892 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27893 value-prof.c: Fix comment typos.
27895 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27898 * doc/invoke.texi (Wpointer-arith): Document warning.
27900 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27902 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27903 the list of discrepancies from the draft TR.
27905 2007-01-30 Dirk Mueller <dmueller@suse.de>
27908 * doc/invoke.texi (-Wreturn-type): Update description to
27909 match new behavior.
27911 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27913 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27915 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27917 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27918 to handle optabs that operate on floating point input argument and
27919 output to integer output.
27920 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27921 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27922 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27923 expand_builtin_interclass_mathfn ().
27924 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27925 (ilogbsi2): Remove.
27926 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27927 ilogbl built-in functions as x87 intrinsics.
27929 2007-01-30 Richard Guenther <rguenther@suse.de>
27931 PR middle-end/27657
27932 * dwarf2out.c (reference_to_unused): Query varpool if the
27933 variable was output.
27935 2007-01-30 Richard Guenther <rguenther@suse.de>
27937 PR middle-end/30313
27938 * passes.c (execute_one_pass): Reset in_gimple_form to not
27939 confuse non-unit-at-a-time mode.
27941 2007-01-29 Roger Sayle <roger@eyesopen.com>
27942 Richard Guenther <rguenther@suse.de>
27944 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27945 avoid undefined behaviour on overflow. Use force_fit_type_double
27946 to construct the constant with the specified TREE_OVERFLOW.
27948 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27950 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27951 * config/dfp-bit.h: Ditto.
27953 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27955 * c-decl.c (pop_scope): Replace warnings with call to
27956 warn_for_unused_label.
27957 * c-common.h (warn_for_unused_label): Declare.
27958 * c-common.c (warn_for_unused_label): Define.
27960 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27962 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27965 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27967 * Makefile.in (USER_H): Remove decfloat.h.
27968 * ginclude/decfloat.h: Delete, moving contents to ...
27969 * ginclude/float.h: Add support for decimal floating point,
27970 guarded by __STDC_WANT_DEC_FP__.
27972 2007-01-29 Mike Stump <mrs@apple.com>
27974 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27975 Analysis and Representation to resolve case insensitive conflict.
27976 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27978 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27980 * tree.h (struct tree_memory_tag): Add aliases member.
27981 (MTAG_ALIASES): New macro.
27982 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27983 (add_may_alias): Remove pointer-set. Update for may_aliases being
27985 (mark_aliases_call_clobbered): Update for may_aliases being a
27987 (compute_tag_properties): Ditto.
27988 (create_partition_for): Ditto.
27989 (compute_memory_partitions): Ditto.
27990 (dump_may_aliases_for): Ditto.
27991 (is_aliased_with): Ditto.
27992 (add_may_alias_for_new_tag): Ditto.
27993 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27994 (compute_is_aliased): New function.
27995 (compute_may_aliases): Call compute_is_aliased).
27996 (init_alias_info): Initialize alias_bitmap_obstack.
27997 (union_alias_set_into): New function.
27998 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27999 (have_common_aliases_p): Rewrite to take two bitmaps and use
28001 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28002 Update for bitmaps.
28003 (finalize_ref_all_pointers): Update for add_may_alias changes.
28004 (new_type_alias): Ditto.
28005 * tree-flow-inline.h (may_aliases): Return a bitmap.
28006 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28007 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28008 may_aliases being a bitmap.
28009 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28010 may_aliases now returns a bitmap.
28011 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28013 * tree-ssa-operands.c (add_virtual_operand): Update for
28014 may_aliases being a bitmap.
28016 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28018 PR tree-optimization/30630
28019 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28020 variable as changed.
28022 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28025 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28026 expanded only once even if an error occurs.
28028 2007-01-29 Ben Elliston <bje@au.ibm.com>
28030 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28031 (__gcov_average_profiler): Likewise.
28032 (__gcov_ior_profiler): Likewise.
28033 (__gcov_merge_ior): Likewise.
28035 2007-01-28 Jan Hubicka <jh@suse.cz>
28037 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28038 * value-prof.c (stringop_block_profile): Likewise.
28040 2007-01-28 Jan Hubicka <jh@suse.cz>
28042 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28043 Add variant handling histograms; add wrapper.
28044 (clear_storage_via_libcall): Export.
28045 (emit_block_move_hints): Break out from ...; add histograms.
28046 (emit_block_move): ... this one.
28047 (clear_storage_hints): Break out from ...; add histograms.
28048 (clear_storage): ... this one.
28049 (set_storage_via_memset): Handle histogram.
28050 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28051 (clear_storage_hints, clear_storage_via_libcall): Declare.
28052 (set_storage_via_setmem): Update prototype.
28053 * doc/md.texi (movmem, setmem): Document new arguments.
28055 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28056 Add new histograms.
28057 (stringop_block_profile): New global function.
28058 (tree_stringops_values_to_profile): Profile block size and alignment.
28059 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28061 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28062 (stringop_block_profile): Declare.
28063 * builtins.c: Include value-prof.h.
28064 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28065 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28066 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28067 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28068 * profile.c (instrument_values): Add new counters.
28069 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28071 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28072 (tree_init_edge_profiler): Build new profilers.
28073 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28074 (pass_tree_profile): Add dump.
28075 (tree_profile_hooks): Update.
28076 * Makefile.in (LIBGCOV): Add new constants.
28077 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28078 __gcov_ior_profiler): New.
28079 * i386.md (movmem/setmem expanders): Add new optional arguments.
28081 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28083 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28085 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28087 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28088 (tree_unswitch_single_loop): Pass eni_size_weights to
28089 tree_num_loop_insns.
28090 * tree-ssa-loop-manip.c: Include tree-inline.h.
28091 (can_unroll_loop_p): Pass eni_size_weights to
28092 tree_num_loop_insns.
28093 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28094 Pass eni_size_weights to estimate_num_insns.
28095 * tree.h (init_inline_once): Export.
28096 * toplev.c (backend_init): Call init_inline_once.
28097 * cgraphunit.c (cgraph_process_new_functions,
28098 cgraph_analyze_function): Pass eni_inlining_weights to
28099 estimate_num_insns.
28100 * ipa-inline.c (compute_inline_parameters): Ditto.
28101 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28102 to estimate_num_insns.
28103 (try_unroll_loop_completely): Pass eni_size_weights to
28104 tree_num_loop_insns.
28105 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28106 ot estimate_num_insns.
28107 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28108 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28109 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28110 eni_time_weights): New variables.
28111 (init_inline_once): Initialize them.
28112 (struct eni_data): Mew.
28113 (estimate_num_insns_1, estimate_num_insns): Use weights.
28114 * tree-inline.h (struct eni_weights_d): New.
28115 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28116 (estimate_num_insns): Declaration changed.
28117 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28118 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28119 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28121 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28123 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28124 relations in the conflict function is valid.
28126 2007-01-27 Ian Lance Taylor <iant@google.com>
28128 * common.opt: Add fstrict-overflow.
28129 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28130 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28131 (TYPE_OVERFLOW_UNDEFINED): Define.
28132 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28134 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28135 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28136 (fold_negate_expr): Likewise.
28137 (make_range): Likewise.
28138 (extract_muldiv_1): Likewise.
28139 (maybe_canonicalize_comparison): Likewise.
28140 (fold_comparison): Likewise.
28141 (fold_binary): Likewise.
28142 (tree_expr_nonnegative_p): Likewise.
28143 (tree_expr_nonzero_p): Likewise.
28144 * tree-vrp.c (compare_values): Likewise.
28145 (extract_range_from_binary_expr): Likewise.
28146 (extract_range_from_unary_expr): Likewise.
28147 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28149 (nowrap_type_p): Likewise.
28150 * tree-scalar-evolution.c (simple_iv): Likewise.
28151 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28152 (build_range_check): Likewise.
28153 (extract_muldiv_1): Likewise.
28154 (fold_comparison): Likewise.
28155 * tree-vrp.c (vrp_int_const_binop): Likewise.
28156 (extract_range_from_unary_expr): Likewise.
28157 * convert.c (convert_to_integer): Likewise.
28158 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28159 (fold_comparison): Likewise.
28160 (fold_binary): Likewise.
28161 * optabs.c (optab_for_tree_code): Likewise.
28162 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28163 * simplify-rtx.c (simplify_const_relational_operation): Check
28164 flag_strict_overflow and flag_trapv.
28165 (simplify_const_relational_operation): Likewise.
28166 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28167 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28170 2007-01-27 Roger Sayle <roger@eyesopen.com>
28172 * tree.c (tree_fold_gcd): Delete.
28173 * tree.h (tree_fold_gcd): Remove prototype.
28174 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28175 test whether one constant integer is a multiple of another. Instead
28176 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28177 * fold-const.c (multiple_of_p): We've determined both TOP and
28178 BOTTOM are integer constants so we can call int_const_binop directly
28179 instead of the more generic const_binop.
28181 2007-01-27 Roger Sayle <roger@eyesopen.com>
28183 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28184 1*X check that the constant hasn't overflowed, to preserve the
28186 (round_up): Provide an efficient implementation when rouding-up an
28187 INTEGER_CST to a power-of-two.
28189 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28191 * doc/sourcebuild.texi: Add comma for clarity.
28192 * doc/extend.texi: Fix some typos.
28193 * doc/passes.texi: Likewise.
28194 * doc/cppinternals.texi: Likewise.
28195 * doc/c-tree.texi: Likewise.
28196 * doc/tree-ssa.texi: Likewise.
28197 * doc/install.texi: Likewise.
28199 2007-01-27 Jan Hubicka <jh@suse.cz>
28201 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28202 (pass_sra): Do not require alias information.
28203 * passes.c (init_optimization_passes): Add SRA
28205 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28207 * tracer.c (rest_of_handle_tracer): We already cleaned
28208 up the CFG in tracer() so don't do it here again.
28209 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28210 cleanup_cfg here, either. And don't call renumber_insns.
28212 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28213 and BB_HEAD are in the insn stream here. Instead make sure
28214 that BB_INSN is valid on all insns. Also, do check here that
28215 there are no pending branch predictions...
28216 (rtl_verify_flow_info): ...instead of doing it here. Checks
28217 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28220 2007-01-26 Roger Sayle <roger@eyesopen.com>
28222 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28223 function to simplify/factorize operand order canonicalization.
28224 (ix86_fixup_binary_operands): Reorganize using the above function.
28225 (ix86_binary_operator_ok): Likewise.
28227 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28229 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28230 file scope from optimize_attrs.
28231 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28233 (optimize_attrs): Clear insn_code_values after freeing it.
28235 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28237 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28238 a parts.base assignment.
28240 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28242 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28243 (compute_subscript_distance, initialize_data_dependence_relation,
28244 finalize_ddr_dependent, analyze_ziv_subscript,
28245 analyze_siv_subscript_cst_affine,
28246 compute_overlap_steps_for_affine_univar,
28247 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28248 analyze_siv_subscript, analyze_miv_subscript,
28249 analyze_overlapping_iterations, subscript_dependence_tester_1,
28250 compute_self_dependence, free_dependence_relation): Work
28251 with affine_fn instead of chrecs.
28252 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28253 common_affine_function, affine_function_base,
28254 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28255 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28256 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28257 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28258 (all_chrecs_equal_p): Removed.
28259 * tree-data-ref.h (affine_fn, conflict_function): New types.
28260 (struct subscript): Change type of conflicting_iterations_in_a
28261 and conflicting_iterations_in_b.
28263 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28266 * config/pa/pa.h (TARGET_HPUX_11): New.
28267 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28268 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28270 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28271 Richard Guenther <rguenther@suse.de>
28273 * tree-ssa-structalias.c (solve_graph): Handle case
28274 we merged the variable to another.
28276 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28278 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28281 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28282 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28284 2007-01-25 DJ Delorie <dj@redhat.com>
28286 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28287 allow changes to modes which don't fit in those registers.
28289 * reload1.c (choose_reload_regs): Check for invalid subregs before
28290 computing their locations, not after.
28292 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28295 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28296 save Altivec registers in an eh_return function.
28297 (compute_vrsave_mask): Likewise.
28298 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28299 for saving Altivec registers.
28300 (rs6000_emit_prologue): Don't allocate stack twice in
28301 eh_return function. Correct expected value of altivec_save_offset
28302 when using save_world. Describe save of R0 to stack when using
28303 save_world. Describe stack pointer adjustment when using
28304 save_world. Remove duplicated eh_return parameter register saving.
28305 Update sp_offset variable after save_world.
28306 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28308 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28309 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28312 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28314 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28316 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28319 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28320 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28322 2007-01-25 Richard Guenther <rguenther@suse.de>
28324 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28325 * common.opt (-Wcoverage-mismatch): New warning option.
28326 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28327 if -Wcoverage-mismatch is given.
28329 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28331 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28332 (ipcp_driver): Change to static definition.
28333 Add dumping of the ifunctions.
28334 (constant_val_insert): Remove unused parameter. Support for SSA.
28335 (ipcp_propagate_const): Support for SSA.
28336 (ipcp_profile_bb_print): Print only analyzed nodes.
28337 (ipcp_replace_map_create): Remove support for Fortran constant
28339 * ipa-prop.c (ipa_method_modify_stmt,
28340 ipa_callsite_compute_param): Support for SSA.
28341 * ipa-prop.h (ipcp_driver): Remove declaration.
28342 (IS_VALID_TREE_MAP_INDEX): Add define.
28344 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28346 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28348 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28350 PR middle-end/30447
28351 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28352 constant argument to cabs and do it without checking for
28353 -funsafe-math-optimizations.
28355 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28357 * c-common.h (RID_FIRST_CXX0X): New.
28358 (RID_LAST_CXX0X): New.
28359 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28361 * c.opt (Wc++0x-compat): New.
28362 * doc/invoke.texi (-Wc++0x-compat): Document.
28364 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28366 * builtins.c (fold_builtin_carg): New.
28367 (fold_builtin_1): Use it.
28369 2007-01-24 Jan Hubicka <jh@suse.cz>
28371 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28373 * ipa-inline.c (initial_insns, max_insns): Delete.
28374 (compute_max_insns): New function.
28375 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28376 amount of insns as base for code growth.
28377 (cgraph_decide_inlining): Make initial_insns local; do not compute
28379 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28380 * doc/invoke.texi (inline-unit-growth): Update docs.
28382 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28384 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28385 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28386 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28387 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28388 for CPUs that have PTA_CX16 set.
28390 PR middle-end/27416
28391 * gimplify.c (omp_check_private): New function.
28392 (gimplify_scan_omp_clauses): Use it for
28393 firstprivate/lastprivate/reduction.
28395 PR middle-end/30494
28396 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28397 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28399 PR middle-end/30421
28400 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28401 If lower_lastprivate_clauses emits some statements, append them
28402 to dlist rather than body_p and to body_p append an initializer.
28403 (lower_omp_for): Adjust caller.
28405 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28407 * target.h (globalize_decl_name): New.
28408 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28409 * output.h (default_globalize_decl_name): New.
28410 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28412 (globalize_decl): Ditto.
28413 (default_globalize_decl_name): New.
28414 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28415 (ia64_handle_version_id_attribute): New.
28416 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28417 (ia64_asm_output_external): Use globalize_decl_name instead
28418 of globalize_label.
28419 * doc/extend.texi (version_id): New pragma.
28420 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28422 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28424 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28425 _uleb128_t and _Unwind_SWord with _sleb128_t.
28426 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28427 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28429 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28430 * unwind-pe.h (read_uleb128, read_sleb128,
28431 read_encoded_value_with_base): Likewise.
28432 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28434 2007-01-24 Richard Guenther <rguenther@suse.de>
28436 * builtins.c (expand_builtin_cexpi): Get the fndecl
28437 for cexp in the correct way.
28439 2007-01-24 Jan Hubicka <jh@suse.cz>
28441 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28444 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28446 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28447 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28448 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28449 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28450 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28451 __SIZEOF_PTRDIFF_T__.
28452 * doc/cpp.texi: Documentation for the new builtin macros added.
28454 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28456 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28457 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28458 instead of operands[2] to avoid access past the end of array.
28460 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28462 * reload1.c (emit_reload_insns): Pass the reload register
28463 for a non-spill output reload through forget_old_reloads_1.
28465 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28467 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28468 _SOFT_DOUBLE if doubles use software floating-point.
28469 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28470 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28471 * config/rs6000/darwin-ldouble.c: Also compile functions for
28472 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28473 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28474 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28475 commented-out long double override.
28476 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28477 * config/rs6000/eabispe.h: Likewise.
28478 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28479 long double for non-SPE.
28480 (rs6000_handle_option): Likewise.
28481 (invalid_e500_subreg): Disallow more subregs involding DImode,
28482 DFmode, TImode or TFmode.
28483 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28485 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28487 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28488 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28490 (rs6000_legitimate_address): Also check for TFmode for E500
28492 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28493 (spe_build_register_parallel): Handle TFmode and TCmode.
28494 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28496 (function_arg): Handle TFmode and TCmode for E500 double.
28497 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28499 (print_operand): Handle TFmode and TImode for %y.
28500 (rs6000_generate_compare): Handle TFmode comparisons for E500
28502 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28503 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28504 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28505 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28506 TFmode for E500 double.
28507 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28508 (floatsidf2): Enable for E500 double.
28509 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28510 (extenddftf2): Change to extenddftf2_fprs.
28511 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28512 depending on TARGET_E500_DOUBLE.
28513 (extendsftf2): Enable for E500 double.
28514 (trunctfdf2): Enable for E500 double.
28515 (trunctfsf2): Change to trunctfsf2_fprs.
28516 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28517 depending on TARGET_E500_DOUBLE.
28518 (floatsitf2): Enable for E500 double.
28519 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28520 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28521 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28522 (negtf2): Change to negtf2_internal.
28523 (negtf2): New expander.
28524 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28525 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28526 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28527 (movdi_internal32): Use rs6000_nonimmediate_operand.
28528 (unnamed splitter): Likewise.
28529 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28530 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28531 (SPE64TF, DITI): New mode macros.
28532 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28535 (frob_<mode>_di_2): New.
28536 (frob_tf_di_8_2): New.
28537 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28539 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28541 (frob_ti_<mode>_8_2): New.
28542 (frob_ti_tf_2): New.
28543 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28544 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28546 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28547 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28548 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28549 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28550 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28551 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28554 2007-01-23 Ian Lance Taylor <iant@google.com>
28556 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28558 (OBJS-archive): Reformat, alphabetize.
28559 (OBJS): Change out_object_file to OBJS-md.
28561 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28563 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28564 JUMP_P and CALL_P predicates where applicable.
28565 * config/i386/i386.c: Ditto.
28566 * config/i386/i386.md: Ditto.
28567 * config/i386/mmx.md: Ditto.
28568 * config/i386/predicates.md: Ditto.
28570 2007-01-22 Andreas Schwab <schwab@suse.de>
28572 * config/m68k/m68k.h: Fix comment.
28574 2007-01-22 Jan Hubicka <jh@suse.cz>
28576 * passes.c (init_optimization_passes): Do not rerun
28577 pass_early_warn_uninitialized.
28579 2007-01-22 Richard Guenther <rguenther@suse.de>
28581 PR tree-optimization/30038
28582 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28584 (execute_cse_sincos_1): Likewise.
28585 (execute_cse_sincos): Likewise.
28586 (gate_cse_sincos): Likewise.
28587 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28588 the cexpi() canonicalization of sincos().
28589 * tree-pass.h (pass_cse_sincos): Declare.
28590 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28592 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28594 PR rtl-optimization/29329
28595 * combine.c (replaced_rhs_insn): Rename to i2mod.
28596 (replaced_rhs_value): Rename to i2mod_new_rhs.
28597 (i2mod_old_rhs): New global variable.
28598 (combine_instructions): Adjust for above change. Save a copy of
28599 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28600 note are substituted in the second instruction.
28601 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28602 ditch the note if it pertains to the second eliminated register
28603 and this register is mentioned in i2mod_old_rhs.
28606 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28608 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28609 the insn to which the note was originally attached.
28611 2007-01-21 Jan Hubicka <jh@suse.cz>
28613 * ipa-inline.c (inlining_mode): Comment, move up.
28614 (cgraph_decide_inlining_incrementally): Do not perform inlining
28615 itself; fix handling of flattening of self recursive functions.
28616 (cgraph_find_cycles): Remove.
28617 (cgraph_flatten_node): Remove.
28618 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28619 (try_inline): New function.
28620 (cgraph_early_inlining): Update call of
28621 cgraph_decide_inlining_incrementally. Apply inlining here.
28622 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28624 2007-01-21 Dirk Mueller <dmueller@suse.de>
28627 * tree-vrp.c (check_array_bounds): do not warn
28628 about ADDR_EXPR's of ARRAY_REF's which are immediately
28629 used in binary expressions.
28631 2007-01-21 Ira Rosen <irar@il.ibm.com>
28633 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28634 read_write_dep and macros for its access.
28635 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28636 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28637 argument, call vect_check_interleaving for every independent pair of
28638 data-refs. Mark loads that access the same memory location as a store
28640 (vect_check_dependences): Remove.
28641 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28642 call, fix the call to vect_analyze_data_ref_dependence.
28643 (vect_analyze_data_ref_access): For statements that access the same
28644 data-ref, check that they are not stores; for loads, check that there
28645 is no store that access the same location.
28647 2007-01-20 Roger Sayle <roger@eyesopen.com>
28648 Joseph Myers <joseph@codesourcery.com>
28650 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28651 (-fdump-rtl-stack): Likewise.
28652 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28653 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28654 (-mpt-fixed): Use @minus{} for minus sign.
28655 (Using Precompiled Headers): Fix under/overfull hbox.
28657 2007-01-20 Jan Hubicka <jh@suse.cz>
28659 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28660 place within annotation.
28662 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28664 * pa.c (output_move_double): Change array size of xoperands to 4.
28666 2007-01-20 Jan Hubicka <jh@suse.cz>
28668 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28671 2007-01-19 Ian Lance Taylor <iant@google.com>
28673 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28674 constant to unsigned HOST_WIDE_INT before negating.
28676 2007-01-19 Ian Lance Taylor <iant@google.com>
28678 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28680 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28681 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28682 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28683 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28684 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28685 (realloc_vdef, realloc_vuse): Change second parameter to
28687 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28688 fields to unsigned.
28689 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28690 unsigned. Change x and lim locals to unsigned.
28691 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28693 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28694 (copy_virtual_operands): Change i and n locals to unsigned.
28696 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28698 PR middle-end/29335
28699 * builtins.c (fold_builtin_1): Handle builtin fdim.
28701 2007-01-20 Jan Hubicka <jh@suse.cz>
28703 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28704 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28705 init_alias_heapvars.
28706 (init_alias_heapvars): Initialize only when not already initialized.
28707 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28709 2007-01-19 Roger Sayle <roger@eyesopen.com>
28711 * common.opt (fsigned-zeros): New command line option.
28712 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28713 of flag_unsafe_math_optimizations.
28714 * opts.c (set_fast_math_flags): The -ffast-math command line option
28715 implies -fno-signed-zeros.
28716 (fast_math_flags_set_p): Likewise.
28718 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28719 the documentation of -ffast-math appropriately. Wrap long lines.
28721 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28723 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28724 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28726 2007-01-19 Tomas Bily <tbily@suse.cz>
28728 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28730 (tree_init_ic_make_global_vars): New function
28731 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28732 (tree_gen_ic_profiler): New function
28733 (tree_gen_ic_func_profiler): New function
28734 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28735 (tree_profile_hooks): Added hook for indirec/virtual calls
28736 * value-prof.c (tree_find_values_to_profile): New case for
28738 (tree_values_to_profile): Call for determining indirect/virtual
28740 (tree_indirect_call_to_profile): New function
28741 (tree_ic_transform): New function
28742 (tree_ic): New function
28743 (find_func_by_pid): New function
28744 (init_pid_map): New function
28745 (tree_value_profile_transformations): Added check for
28746 indirect/virtual call transformation
28747 * value-prof.h (enum hist_type): New counter type for
28748 indirect/virtual calls
28749 (profile_hooks): Added new hook for profiling indirect/virtual
28751 * profile.c (instrument_values): New case for indirect/virtual
28753 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28754 (GCOV_COUNTER_V_INDIR): New counter type
28755 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28756 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28758 * cgraph.c: Definition of cgraph_max_pid
28759 (cgraph_create_node): Default init of pid attribute
28760 * cgraph.h: Declaration of cgraph_max_pid
28761 (struct cgraph_node): Added pid attribute
28762 * libgcov.c (__gcov_indirect_call_profiler): New function
28763 (__gcov_one_value_profiler_body): New function
28764 (__gcov_one_value_profiler): Body was moved to
28765 __gcov_one_value_profiler_body and calls it
28767 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28769 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28770 * gengtype.c (write_types_data, write_func_for_structure,
28771 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28772 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28773 (walk_type, write_func_for_structure): Generate the mark_hook if
28776 2007-01-19 Jan Hubicka <jh@suse.cz>
28778 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28779 'early' argument take inlining mode argument specifying whether to
28780 inline for size/speeed or all functions; add support for flattening;
28782 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28784 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28787 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28788 the name of the declared identifier.
28790 2007-01-19 Dirk Mueller <dmueller@suse.de>
28792 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28793 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28794 duplicate evaluation.
28796 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28798 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28799 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28800 to XFMode, use acosxf2 and truncate result to requested mode.
28801 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28802 (asin<mode>2): Similarly, with asin expanders.
28803 (*fscalexf4_i387): Rename from *fscalexf4.
28804 (expNcorexf3): New expander.
28805 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28806 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28807 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28808 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28809 patterns for SSE math.
28810 (exp10<mode>2): Similarly, with exp10 expanders.
28811 (exp2<mode>2): Similarly, with exp2 expanders.
28812 (expm1<mode>2): Similarly, with expm1 expanders.
28813 (ldexp<mode>3): Similarly, with ldexp expanders.
28814 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28815 Use gen_truncxf<mode>2_i387_noop to truncate result.
28817 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28819 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28820 for ColdFire targets.
28822 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28823 Richard Sandiford <richard@codesourcery.com>
28825 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28826 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28827 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28828 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28829 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28830 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28832 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28834 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28835 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28836 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28837 (*adddi_dilshr32_cf): New pattern.
28838 (adddi3, subdi3): Remove first alternatives.
28840 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28842 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28843 implemented using move.l, do not use its cc result for floating-point
28846 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28848 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28849 from accepting 's' constraints if flag_pic.
28851 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28853 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28854 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28855 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28856 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28858 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28860 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28861 ColdFire alternatives.
28862 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28863 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28864 architectures that support ff1 instruction.
28866 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28867 Julian Brown <julian@codesourcery.com>
28869 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28870 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28871 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28874 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28876 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28878 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28879 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28880 HOST_WIDE_INT instead of an rtx.
28881 (m68k_rtx_costs): Update call accordingly.
28882 (output_move_const_into_data_reg): Likewise. Fix formatting.
28883 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28885 (output_move_simode_const): Update calls after above changes.
28886 Rework to use automatic variables and predicates like MEM_P.
28887 * config/m68k/m68k.md (pushexthisi_const): Update call to
28890 2007-01-19 Dirk Mueller <dmueller@suse.de>
28892 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28893 in dump_flags test.
28895 2007-01-19 Richard Guenther <rguenther@suse.de>
28897 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28898 via cexp in case sincos is not available.
28900 2007-01-19 Richard Guenther <rguenther@suse.de>
28902 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28903 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28904 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28905 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28906 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28907 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28908 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28909 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28911 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28913 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28915 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28916 (atan2xf3): Directly generate RTL pattern.
28917 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28918 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28919 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28920 disable patterns for SSE math.
28921 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28922 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28923 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28924 disable patterns for SSE math.
28926 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28928 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28930 2007-01-18 Roger Sayle <roger@eyesopen.com>
28932 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28933 VIEW_CONVERT_EXPR to the same type as it's operand.
28935 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28937 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28938 configured for long double 128.
28940 2007-01-18 Mike Stump <mrs@apple.com>
28942 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28945 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28947 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28950 2007-01-18 Jan Hubicka <jh@suse.cz>
28952 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28953 greater than NUM_VOP_FREE_BUCKETS.
28955 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28957 * tree-ssa-structalias.c: Update comments.
28958 (ptabitmap_obstack): Removed.
28959 (pta_obstack): New.
28960 (oldpta_obstack): Ditto.
28961 (stats): Add a few members.
28962 (struct variable_info): Remove node, complex, address_taken, and
28963 indirect_target members. Add oldsolution member.
28964 (new_var_info): Do not initialize removed members.
28965 (constraint_expr_type): Remove INCLUDES.
28966 (constraint_graph): Add size, implicit_preds, rep,
28967 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28968 (FIRST_REF_NODE): New macro.
28969 (LAST_REF_NODE): Ditto.
28970 (FIRST_ADDR_NODE): Ditto.
28971 (find): New function.
28973 (dump_constraint): Do not handle INCLUDES.
28974 (insert_into_complex): Do not insert duplicate constraints.
28975 (condense_varmap_nodes): Renamed and rewritten into ...
28976 (merge_node_constraints): This. Also fix bug in handling of
28977 offseted copy constraints.
28978 (clear_edges_for_node): No longer need to deal with preds at all,
28979 or removing associated preds/succs.
28980 (merge_graph_nodes): Deal with indirect_cycles.
28981 Don't deal with predecessors.
28982 (add_implicit_graph_edge): New function.
28983 (add_pred_graph_edge): Ditto.
28984 (add_graph_edge): Don't deal with predecessors.
28985 (build_constraint_graph): Removed.
28986 (build_pred_graph): New function.
28987 (build_succ_graph): Ditto.
28988 (struct scc_info): Removed in_component. Added roots, dfs, and
28989 node_mapping. Remove visited_index, unification_queue.
28990 (scc_visit): Deal with union-find we do now.
28991 Deal with cycles with REF nodes.
28992 (collapse_nodes): Renamed and rewritten to ...
28993 (unify_nodes): This.
28994 (process_unification_queue): Removed.
28995 (topo_visit): Cleanup
28996 (do_da_constraint): Use find.
28997 (do_sd_constraint): Ditto.
28998 (do_ds_constraint): Ditto.
28999 (do_complex_constraint): Ditto.
29000 (init_scc_info): Update for removed and added members.
29001 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29002 (find_indirect_cycles): This.
29003 (equivalence_class): New variable.
29004 (label_visit): New function.
29005 (perform_variable_substitution): Rewritten.
29006 (free_var_substitution_info): New function.
29007 (find_equivalent_node): Ditto.
29008 (move_complex_constraints): Ditto.
29009 (eliminate_indirect_cycles): Ditto.
29010 (solve_graph): Only propagate changed bits.
29011 Use indirect cycle elimination.
29013 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29014 (tree_id_eq): Renamed to ...
29015 (tree_vi_eq): This. Update for member change
29016 (insert_id_for_tree): Renamed and rewritten to ...
29017 (insert_vi_for_tree): This.
29018 (lookup_id_for_tree): Renamed and rewritten to ...
29019 (lookup_vi_for_tree): This.
29020 (get_id_for_tree): Renamed and rewritten to ...
29021 (get_vi_for_tree): Ditto.
29022 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29023 (process_constraint): Don't handle INCLUDES.
29024 Remove special ADDRESSOF case.
29025 (find_func_aliases): Rewrite to use vi functions instead of id
29027 (create_function_info_for): Ditto.
29028 (create_variable_info_for): Ditto.
29029 (intra_create_variable_infos): Ditto.
29030 (merge_smts_into): Ditto.
29031 (find_what_p_points_to): Ditto.
29032 (init_base_vars): Ditto.
29033 (init_alias_vars): Ditto.
29034 (remove_preds_and_fake_succs): New function.
29035 (dump_sa_points_to_info): Dump new stats.
29036 (dump_solution_for_var): Use find.
29037 (set_used_smts): Fix formatting.
29038 (compute_points_to_sets): Updated for new functions.
29039 (ipa_pta_execute): Ditto.
29041 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29042 Richard Sandiford <richard@codesourcery.com>
29044 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29046 * calls.c (expand_call): If the return value is a PARALLEL,
29047 extract its first member.
29048 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29049 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29050 use FUNCTION_EXTRA_EPILOGUE.
29051 (m68k_function_value): Return a PARALLEL if the return value
29052 is of a pointer type.
29053 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29054 (FUNCTION_EXTRA_EPILOGUE): Remove.
29055 * config/m68k/m68k.md (D0_REG): New constant.
29057 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29059 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29060 output a NOP for empty epilogues.
29062 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29064 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29065 before function. Extend register save check to include all
29066 registers, not just integer ones.
29068 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29070 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29071 (m68k_use_return_insn): ...this.
29072 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29073 * config/m68k/m68k.c (use_return_insn): Rename to...
29074 (m68k_use_return_insn): ...this.
29075 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29076 of USE_RETURN_INSN.
29078 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29080 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29081 nearest even, fix denormal rounding overflow.
29083 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29085 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29086 f%$smove and f%$move.
29087 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29088 (extendsfdf2_cf): Use fdmove instead of f%&move.
29089 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29090 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29092 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29094 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29097 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29099 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29100 (coldfire_single_format): Declare.
29101 (coldfire_double_format): Likewise.
29102 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29103 of qnan_msb_set to determine the lower bits of a canonical
29105 (encode_ieee_double): Likewise.
29106 (encode_ieee_quad): Likewise.
29107 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29108 (mips_single_format): Likewise.
29109 (ieee_double_format): Likewise.
29110 (mips_double_format): Likewise.
29111 (ieee_extended_motorola_format): Likewise.
29112 (ieee_extended_intel_96_format): Likewise.
29113 (ieee_extended_intel_128_format): Likewise.
29114 (ieee_extended_intel_96_round_53_format): Likewise.
29115 (ibm_extended_format): Likewise.
29116 (mips_extended_format): Likewise.
29117 (ieee_quad_format): Likewise.
29118 (mips_quad_format): Likewise.
29119 (vax_f_format): Likewise.
29120 (vax_d_format): Likewise.
29121 (vax_g_format): Likewise.
29122 (i370_single_format): Likewise.
29123 (i370_double_format): Likewise.
29124 (decimal_single_format): Likewise.
29125 (decimal_double_format): Likewise.
29126 (decimal_quad_format): Likewise.
29127 (c4x_single_format): Likewise.
29128 (c4x_extended_format): Likewise.
29129 (real_internal_format): Likewise.
29130 (coldfire_single_format): New real_format.
29131 (coldfire_double_format): Likewise.
29132 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29133 canonical_nan_lsbs_set.
29134 (pdp11_d_format): Likewise.
29135 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29136 if TARGET_COLDFIRE_CPU.
29138 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29140 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29141 (output_call, m68k_legitimize_call_address): Declare.
29142 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29143 parenthesees. Add support for a 'W' constraint.
29144 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29145 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29146 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29147 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29149 (override_options): Initialize them. Do not set flag_no_function_cse
29150 for TARGET_ID_SHARED_LIBRARY.
29151 (m68k_output_pic_call): Delete.
29152 (m68k_legitimize_call_address): New function.
29153 (print_operand): Remove the %o prefix. Handle the %p prefix.
29154 (output_call): New function.
29155 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29156 target address from the GOT if symbolic jumps are not allowed.
29157 * config/m68k/m68k.md (call, general_operand): Do not set
29158 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29159 Merge separate flag_pic and !flag_pic define_insns into...
29160 (*call, *call_value): ...these new patterns. Match the address
29161 rather than the containing MEM and require it to be a call_operand.
29162 Use output_call to generate the asm template.
29163 * config/m68k/predicates.md (const_call_operand): New predicate.
29164 (call_operand): Likewise.
29166 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29168 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29169 (STACK_GROWS_DOWNWARD): Define to 1.
29170 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29171 comments, emphasizing that these values are only defaults.
29172 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29173 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29175 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29177 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29179 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29180 Richard Sandiford <richard@codesourcery.com>
29182 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29183 (FP_REGNO_P): New macros.
29184 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29185 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29186 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29187 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29189 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29191 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29192 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29194 * config/m68k/t-floatlib: New file, extracting common code from...
29195 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29196 * config/m68k/t-uclinux: Here.
29197 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29198 routines on ColdFire targets.
29200 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29202 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29203 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29204 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29205 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29206 explicitly set MOTOROLA to 1.
29207 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29209 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29210 Nathan Sidwell <nathan@codesourcery.com>
29212 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29213 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29214 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29215 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29216 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29217 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29218 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29219 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29220 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29221 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29222 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29223 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29224 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29225 (DBX_REGISTER_NUMBER): Delete.
29226 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29227 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29228 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29230 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29232 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29233 * config/flat.h: New file.
29234 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29235 OBJECT_FORMAT_FLAT.
29236 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29237 indirect references for -msep-data or -mid-shared-library.
29238 Do not use PC-relative code addresses either.
29239 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29241 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29242 for shared libraries and crt1.o for executables. Use crti.o and
29244 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29245 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29246 Do not add -elf2flt or -shared-lib-id options here.
29247 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29248 Pass -shared-lib-id if -mid-shared-library, taking the library
29249 identifier from -mshared-library-id if given, otherwise
29251 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29252 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29253 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29254 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29255 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29256 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29258 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29259 jump sequence for ISA A and ISA A+.
29260 (PICJUMP): Likewise.
29262 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29264 * config.gcc (m68k-*-uclinux*): Base the port on the common
29265 and m68k GNU/Linux files rather than on the generic ELF ones.
29266 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29267 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29269 2007-01-18 Julian Brown <julian@codesourcery.com>
29270 Richard Sandiford <richard@codesourcery.com>
29272 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29273 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29274 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29276 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29277 80 unconditionally.
29278 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29280 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29282 * doc/install.texi: Document m68k-uclinuxoldabi.
29283 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29284 * config/m68k/uclinux-oldabi.h: New file, copied from
29285 config/m68k/uclinux.h.
29287 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29289 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29290 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29291 (m32r_compute_frame_size): Use unsigned for regno.
29292 (m32r_reload_lr): Use gen_frame_mem.
29294 (m32r_output_function_epilogue): Don't output the function epilogue
29296 (m32r_expand_epilogue): New.
29297 (direct_return): Return false if the function has the interrupt
29299 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29300 * config/m32r/m32r.md (epilogue): New expander.
29301 (return_lr, return_rte): New insns.
29302 (return): Make it expander.
29303 (return_normal): New expander.
29305 2007-01-18 Josh Conner <jconner@apple.com>
29308 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29309 support for UNLE, UNLT, UNGE, and UNGT.
29311 2007-01-18 Jan Hubicka <jh@suse.cz>
29313 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29314 * tree-tailcall (add_virtual_phis): Likewise.
29315 (optimize_tail_call): Return TODOs.
29316 (execute_tail_calls): Return TODOs.
29317 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29318 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29320 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29321 Cleanup cfg using TODO.
29322 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29323 * passes.c (execute_function_todo): When cleanup did something, remove
29325 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29326 (make_edges): Don't cleanup_cfg.
29328 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29330 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29331 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29332 operate on the top of stack.
29333 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29334 register handling of instructions that output to the second
29336 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29337 (move_for_stack_reg): Special-case check for dead destination
29338 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29340 * config/i386/i386.md (UNSPEC_TAN): New constant.
29341 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29342 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29343 to correctly model move of constant 1.0 to top stack slot.
29344 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29345 (unnamed peephole2 pattern): Remove corresponding peephole2
29346 pattern that optimizes tan insn and loading of constant 1.0.
29347 (tanxf2): Use fptanxf4_i387.
29348 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29349 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29350 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29351 disable patterns for SSE math.
29352 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29353 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29355 2007-01-18 Dirk Mueller <dmueller@suse.de>
29356 Richard Guenther <rguenther@suse.de>
29359 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29360 * common.opt (Warray-bounds): Add new warning option.
29361 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29363 * Makefile.in: make tree-vrp.o depend on toplev.h
29364 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29366 (check_array_refs, check_array_bounds, check_array_ref): New.
29368 2007-01-18 Jan Hubicka <jh@suse.cz>
29370 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29371 (execute_ssa_ccp): Return flags conditionally.
29372 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29374 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29376 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29378 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29379 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29381 * Makefile.c (GTFILES): Add cfglayout.h.
29382 * gengtype.c (open_base_files): Likewise.
29383 * cfglayout.c (cfg_layout_function_footer,
29384 cfg_layout_function_header) Reindent to make gengtype happy.
29385 * cfglayout.h (cfg_layout_function_footer,
29386 cfg_layout_function_header): Add GTY(()) marker.
29388 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29390 2007-01-18 Ben Elliston <bje@au.ibm.com>
29392 * genautomata.c (write_automata): Include xstrerror output in the
29393 error message if writing the DFA description file fails.
29395 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29397 * config/mips/mips-protos.h (mips_output_external): Make it
29399 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29400 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29401 (extern_list): Likewise.
29402 (extern_head): Likewise.
29403 (TARGET_ASM_FILE_END): Likewise.
29404 (mips_file_end): Likewise.
29405 (mips_output_external): Rewritten.
29407 2007-01-18 Ben Elliston <bje@au.ibm.com>
29409 * genpreds.c (write_insn_preds_c): Only write out the function
29410 body for regclass_for_constraint if we have register constraints.
29412 2007-01-17 Tom Tromey <tromey@redhat.com>
29414 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29415 * doc/install.texi (Testing): Use sourceware.org.
29416 (Binaries): Likewise.
29417 (Specific): Likewise.
29418 * doc/contrib.texi (Contributors): Use sourceware.org.
29420 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29422 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29423 (AVR_ENHANCED): Rename to ...
29424 (AVR_HAVE_MUL): ... new.
29425 (avr_enhanced_p): Rename to ...
29426 (avr_have_mul_p): ... new.
29427 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29428 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29429 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29430 (avr_have_mul_p): ... new.
29431 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29432 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29433 'avr_enhanced_p' and 'enhanced'.
29434 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29435 AVR_HAVE_MUL instead of AVR_ENHANCED.
29436 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29437 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29438 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29439 instead of AVR_ENHANCED.
29440 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29441 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29442 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29444 2007-01-17 Ian Lance Taylor <iant@google.com>
29446 * vec.h (VEC_reserve_exact): Define.
29447 (vec_gc_p_reserve_exact): Declare.
29448 (vec_gc_o_reserve_exact): Declare.
29449 (vec_heap_p_reserve_exact): Declare.
29450 (vec_heap_o_reserve_exact): Declare.
29451 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29453 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29454 negative parameter.
29455 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29456 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29457 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29458 * vec.c (calculate_allocation): Add exact parameter. Change all
29460 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29461 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29462 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29463 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29464 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29465 (vec_heap_p_reserve_exact): New function.
29466 (vec_heap_o_reserve_exact): New function.
29468 2007-01-17 Jan Hubicka <jh@suse.cz>
29470 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29472 2007-01-17 Eric Christopher <echristo@apple.com>
29474 * config.gcc: Support core2 processor.
29476 2007-01-16 Jan Hubicka <jh@suse.cz>
29478 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29479 the names, just unlink the chain so we don't crash on dangling
29483 2007-01-16 Jan Hubicka <jh@suse.cz>
29485 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29486 * tree-pass.h: Reorder to make IPA passes appear toegher.
29487 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29489 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29490 parameters, do not call early inliner.
29491 * ipa-inline.c: Update comments. Include tree-flow.h
29492 (cgraph_decide_inlining): Do not compute inlining parameters.
29493 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29494 be called with function context set up.
29495 (pass_ipa_inline): Remove unreachable functions before pass.
29496 (cgraph_early_inlining): Simplify assuming to be called from the
29498 (pass_early_inline): New pass.
29499 (cgraph_gate_ipa_early_inlining): New gate.
29500 (pass_ipa_early_inline): Turn into simple wrapper.
29501 (compute_inline_parameters): New function.
29502 (gate_inline_passes): New gate.
29503 (pass_inline_parameters): New pass.
29504 (apply_inline): Move here from tree-optimize.c
29505 (pass_apply_inline): New pass.
29506 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29508 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29509 doing them by hand.
29510 (tree_function_versioning): Do not allocate dummy struct function.
29511 * tree-inline.h (optimize_inline_calls): Update prototype.
29512 * tree-optimize.c (execute_fixup_cfg): Export.
29513 (pass_fixup_cfg): Remove
29514 (tree_rest_of_compilation): Do not apply inlines.
29515 * tree-flow.h (execute_fixup_cfg): Declare.
29516 * Makefile.in (gt-passes.c): New.
29517 * passes.c: Include gt-passes.h
29518 (init_optimization_passes): New passes.
29519 (nnodes, order): New static vars.
29520 (do_per_function_toporder): New function.
29521 (execute_one_pass): Dump current pass here.
29522 (execute_ipa_pass_list): Don't dump current pass here.
29524 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29526 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29527 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29529 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29531 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29532 (strong_alias): Define.
29533 (__gcc_qmul): Provide non-FMA for soft-float.
29534 (__gcc_qdiv): Same.
29539 (__gcc_qunord): New.
29549 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29550 soft-float functions.
29551 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29552 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29553 about long double soft float.
29555 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29556 Tehila Meyzels <tehila@il.ibm.com>
29558 * tree-vectorizer.h (is_pattern_stmt_p): New.
29559 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29560 formatting (tabs instead of spaces). Cleanup and clarify setting
29561 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29562 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29563 (vectorizable_type_demotion): Check that types are integral.
29564 (vectorizable_type_promotion): Likewise.
29565 (vectorizable_store): Fix typo. Eliminate new-line at end of
29568 2007-01-16 Jan Hubicka <jh@suse.cz>
29570 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29573 2007-01-15 Eric Christopher <echristo@apple.com>
29575 * ifcvt.c: Include vec.h, vecprim.h.
29576 (check_cond_move_block): New argument regs.
29577 Reorganize. Add registers used to regs.
29578 (cond_move_process_if_block): Use regs set above as
29581 2007-01-15 Eric Christopher <echristo@apple.com>
29583 * config/darwin.h: Update copyright.
29584 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29585 (LINK_COMMAND_SPEC): Add -u.
29586 (LINK_SPEC): Fix umbrella for above.
29588 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29590 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29593 2007-01-15 Tom Tromey <tromey@redhat.com>
29595 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29596 * doc/install.texi (Testing): Don't mention jacks.
29597 (Configuration): Document --enable-java-maintainer-mode. Move
29598 --with-java-home to libgcj-specific section. Document
29600 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29602 2007-01-15 Jan Hubicka <jh@suse.cz>
29604 * tree-ssa-dce.c (DCE_TODOs): New.
29605 (propagate_necessity): Return if something changed.
29606 (eliminate_unnecessary_stmts): Likewise.
29607 (perform_tree_ssa_dce): Return TODO flags when needed.
29608 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29610 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29612 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29613 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29614 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29615 patterns using X87MODEF12 mode macro. Extend operand 1
29616 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29617 (log10<mode>2): Ditto.
29618 (log2<mode>2): Ditto.
29619 (log1p<mode>2): Ditto.
29620 (logb<mode>2): Ditto.
29621 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29622 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29623 (*fxtractxf3_i387): Rename from *fxtractxf3.
29624 (fxtract_extend<mode>xf3_i387): New insn pattern.
29625 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29626 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29627 and gen_fyl2xxf3_i387().
29629 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29631 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29632 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29633 get_loop_exit_edges. Changed return type to bool.
29634 * cfgloop.h (fix_loop_placement): Declaration removed.
29636 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29638 * param.h (MIN_VECT_LOOP_BOUND): New.
29639 * params.def (MIN_VECT_LOOP_BOUND): New.
29640 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29641 argument - minimum threshold for number of iterations.
29642 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29643 argument to declaration.
29644 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29645 MIN_VECT_LOOP_BOUND.
29646 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29647 slpeel_tree_peel_loop_to_edge with additional argument.
29648 (vect_do_peeling_for_alignment): Likewise.
29649 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29651 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29654 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29655 operands of size 1.
29657 2007-01-14 Jan Hubicka <jh@suse.cz>
29659 * tree-dfa.c (remove_referenced_var): New function.
29660 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29661 prune referenced vars list too.
29662 * tree-flow.h (remove_referenced_var): Declare.
29664 2007-01-14 Jan Hubicka <jh@suse.cz>
29666 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29668 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29669 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29670 * except.h (verify_eh_throw_table_statements): Kill prototype.
29671 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29672 into call exrepssions.
29673 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29675 * tree-cfg.c: Include pointer-set.h.
29676 (verify_node_sharing): Work on pointer set.
29677 (verify_eh_throw_stmt_node): New.
29678 (verify_stmts): Use pointers sets, verify throw_stmt.
29680 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29682 * ipa-reference.c (analyze_function): Consider also addresses taken
29685 2007-01-12 Roger Sayle <roger@eyesopen.com>
29687 * c-typeck.c (null_pointer_constant_p): Replace use of
29688 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29689 (build_c_cast): Likewise.
29691 2007-01-12 Roger Sayle <roger@eyesopen.com>
29693 * tree.h (force_fit_type_double): Remove unused final argument.
29694 * c-common.c (constant_expression_warning): Replace use of
29695 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29696 (convert_and_check): Likewise.
29697 (shorten_compare): Update call to force_fit_type_double.
29698 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29699 * convert.c (convert_to_pointer): Update call to
29700 force_fit_type_double.
29701 * fold-const.c (force_fit_type_double): Remove overflowed_const
29703 (int_const_binop, fold_convert_const_int_from_int,
29704 fold_convert_const_int_from_real, fold_div_compare,
29705 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29706 fold_abs_const, fold_not_const): Remove the final argument from
29707 calls to force_fit_type_double.
29709 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29711 * configure.ac: Set insn to "nop" for spu-*-* also.
29712 * configure: Regenerate.
29714 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29716 * builtins.def : Add BUILT_IN_FREE.
29718 2007-01-12 Jan Hubicka <jh@suse.cz>
29720 PR tree-optimization/30443
29721 * tree-inline.c (tree_function_versioning): Do not optimize when
29722 cloning for inlining.
29724 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29726 * doc/loop.texi: Document recording of loop exits.
29727 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29728 (update_single_exits_after_duplication,
29729 update_single_exit_for_duplicated_loop,
29730 update_single_exit_for_duplicated_loops): Removed.
29731 (duplicate_loop_to_header_edge): Do not call
29732 update_single_exits_after_duplication and
29733 update_single_exit_for_duplicated_loops.
29734 (loop_version): Do not update single_exit information.
29735 (fix_loop_structure): Use record_loop_exits instead of
29736 mark_single_exit_loops.
29737 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29738 the lists of loop exits.
29739 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29740 split_edge, merge_blocks): Update the lists of loop exits.
29741 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29742 loop_optimizer_init.
29743 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29744 of mark_single_exit_loops.
29745 (loop_optimizer_finalize): Call release_recorded_exits.
29746 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29747 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29748 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29749 update single exit information.
29750 * lambda-code.c (perfect_nestify): Ditto.
29751 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29752 (mark_single_exit_loops): Removed.
29753 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29754 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29755 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29757 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29758 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29759 (verify_loop_structure): Verify consistency of the exit lists.
29760 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29761 (set_single_exit): Removed.
29762 * cfgloop.h (struct loop_exit): New function.
29763 (struct loop): single_exit_ field replaced by exits field.
29764 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29765 LOOPS_HAVE_RECORDED_EXITS.
29766 (struct loops): Added exits hash.
29767 (mark_single_exit_loops, set_single_exit): Declaration removed.
29768 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29770 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29772 * doc/invoke.texi: Avoid use of @headitem.
29774 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29776 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29778 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29780 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29783 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29784 Richard Sandiford <richard@codesourcery.com>
29786 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29787 * config/m68k/m68k.opt: Resort options.
29788 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29790 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29791 Richard Sandiford <richard@codesourcery.com>
29793 * doc/invoke.texi: Document the macros that are defined by
29794 m68k's -mtune and -mhard-float options.
29795 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29796 (m68k_cpp_cpu_family): Likewise.
29797 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29798 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29799 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29800 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29801 (m68k_cpp_cpu_family): Likewise.
29803 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29805 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29806 macros besides mc68000 as tuning macros. Use a switch statement
29807 to set them and mcpu32.
29809 2007-01-12 Julian Brown <julian@codesourcery.com>
29811 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29812 (TARGET_68040_ONLY): Rename to...
29813 (TARGET_68040): ...this.
29814 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29815 * config/m68k/m68k.md: Likewise.
29817 2007-01-12 Julian Brown <julian@codesourcery.com>
29818 Nathan Sidwell <nathan@codesourcery.com>
29819 Richard Sandiford <richard@codesourcery.com>
29821 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29822 the -mcpu= argument associated with the --with-cpu setting.
29823 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29824 if different from the one implied by the -mcpu setting.
29825 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29826 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29827 * doc/invoke.texi: Mention ColdFire in the introduction to the
29828 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29829 -mno-div and -mhard-float options. Make -m68881 a synonym for
29830 -mhard-float. Document the previously-undocumented -m5206e,
29831 -m528x, -m5307 and -m5407 options. Tweak the existing option
29832 documentation for consistency.
29833 * doc/install.texi: Mention new --with-cpu arguments.
29834 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29835 default CPU if neither -mcpu nor -march are specified.
29836 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29837 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29838 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29839 using m68k_tune to decide between families that implement the
29840 same ISA. Use m68k_tune to set __mcfv4e__.
29841 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29842 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29843 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29844 (FL_ISA_C, FL_ISA_MMU): New macros.
29845 (MASK_COLDFIRE): Delete.
29846 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29847 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29848 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29849 (TARGET_HARD_FLOAT): Do not define here.
29850 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29851 (TUNE_68000): New macro.
29852 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29853 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29854 (TUNE_CFV2): Redefine in terms of m68k_tune.
29855 (uarch_type, target_device, fpu_type): New enums.
29856 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29857 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29858 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29859 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29860 (FL_FOR_isa_c): New macros.
29861 (m68k_isa): New enum.
29862 (m68k_target_selection): New structure.
29863 (all_devices, all_isas, all_microarchs): New tables.
29864 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29865 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29866 (MASK_ALL_CPU_BITS): Delete.
29867 (m68k_find_selection): New function.
29868 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29869 Map the legacy target options to a combination of the new ones.
29870 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29871 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29872 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29874 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29875 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29877 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29878 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29879 * config/m68k/m68k-devices.def: New file.
29881 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29882 Nathan Sidwell <nathan@codesourcery.com>
29884 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29885 (SUBTARGET_EXTRA_SPECS): New macros.
29886 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29887 use %(asm_cpu_spec) instead.
29888 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29889 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29890 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29891 (EXTRA_SPECS): Rename to...
29892 (SUBTARGET_EXTRA_SPECS): ...this.
29894 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29895 Richard Sandiford <richard@codesourcery.com>
29896 Julian Brown <julian@codesourcery.com>
29898 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29899 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29900 to the configuration's default CPU.
29901 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29902 Remove default masks.
29903 (m680[012]0-*-*): Set the default with_cpu to the first part of
29905 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29906 (m68k*-*-linux): Extend the --with-cpu handling to...
29907 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29908 and m68010. Don't set target_cpu_default2.
29909 * doc/install.texi: Document --with-cpu for m68k.
29910 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29911 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29912 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29913 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29914 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29915 (ASM_SPEC): Remove use of %(asm_cpu_default).
29916 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29917 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29918 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29919 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29920 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29921 (TARGET_DEFAULT): Delete.
29922 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29923 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29924 (CPP_CPU_SPEC): Delete.
29925 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29926 the appropriate string.
29927 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29928 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29929 (ASM_SPEC): Don't use %(asm_default_spec).
29930 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29931 TARGET_DEFAULT and add MASK_68881.
29932 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29934 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29936 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29937 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29938 MASK_68010 alongside MASK_68020.
29939 * doc/invoke.texi: Document -m68010.
29940 * config/m68k/m68k.opt (m68010): New.
29941 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29943 (TUNE_68010): New macro.
29944 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29945 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29946 (M68K_CPU_m68332): Add MASK_68010.
29947 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29948 fallback definition.
29949 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29951 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29952 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29953 to all entries that use MASK_68020.
29954 (output_move_simode_const, output_move_himode, output_move_qimode)
29955 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29956 instead of TARGET_68020 to select clr behavior. Remove comment
29957 about there being no TARGET_68010.
29958 * config/m68k/m68k.md: Likewise throughout.
29960 2007-01-12 Julian Brown <julian@codesourcery.com>
29962 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29963 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29964 * config/m68k/m68k.md: Likewise.
29966 2007-01-12 Julian Brown <julian@codesourcery.com>
29968 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29969 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29971 2007-01-12 Julian Brown <julian@codesourcery.com>
29973 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29974 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29975 * config/m68k/m68k.md: Likewise.
29977 2007-01-12 Julian Brown <julian@codesourcery.com>
29978 Richard Sandiford <richard@codesourcery.com>
29980 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29981 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29982 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29984 (TARGET_CPU32): Rename to...
29985 (TUNE_CPU32): ...this.
29986 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29987 (TUNE_CFV2): New macros.
29988 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29989 remove conditions that are implied by TARGET_68020.
29990 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29991 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29992 (m68k_output_function_epilogue): Likewise.
29993 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29994 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29995 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29996 non-68000 timings. Refactor multiplication and division costs.
29997 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29998 TUNE_CPU32 instead of TARGET_CPU32.
29999 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30000 and TUNE_68060 instead of TARGET_68060.
30001 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30002 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30004 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30005 && !TARGET_COLDFIRE" to choose between moveq and clr.
30006 Likewise in the unnamed movsf pattern.
30007 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30008 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30011 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30013 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30014 of tabbing before backslashes.
30016 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30018 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30019 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30020 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30022 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30024 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30025 find_interesting_uses_cond.
30026 (find_interesting_uses_cond): Use extract_cond_operands.
30027 (rewrite_use_compare): Use extract_cond_operands and
30028 force_gimple_operand_bsi. Do not call update_stmt.
30029 (determine_use_iv_cost_condition): Use extract_cond_operands.
30030 Return cheaper of using original bound and changing the exit bound.
30032 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30034 PR tree-optimization/29516
30035 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30036 most_expensive_mult_to_index, addr_to_parts,
30037 create_mem_ref, maybe_fold_tmr): Make the type of
30038 fields of TARGET_MEM_REF sizetype.
30039 (move_fixed_address_to_symbol, move_pointer_to_base):
30041 * tree.def (TARGET_MEM_REF): Add comment on types of
30044 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30046 * c-common.c (vector_types_convertible_p): Treat opaque types as
30047 always convertible if they have the same size, but not otherwise.
30049 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30051 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30052 Remove the b_unconditional field.
30053 (noce_try_sign_mask): Do not look at b_unconditional.
30054 (noce_process_if_block): Do not use merge_if_blocks. Update
30055 the CFG here. Do not set b_unconditional.
30056 (cond_move_process_if_block): Likewise.
30057 (find_cond_trap): Likewise.
30058 (check_cond_move_block): Require simple jump insns at the end
30059 of the basic block.
30061 2007-01-11 Jan Hubicka <jh@suse.cz>
30063 PR tree-optimization/1046
30064 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30065 when alias info is not ready.
30066 (pass_tail_recursion): Do not require aliasing.
30067 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30068 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30069 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30070 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30071 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30072 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30073 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30075 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30076 When aliasing is not build, mark statement as volatile.
30078 2007-01-11 Tom Tromey <tromey@redhat.com>
30080 PR preprocessor/15185, PR preprocessor/20989:
30081 * doc/cppopts.texi <-MT>: Update description of algorithm for
30082 computing default target.
30083 <-M, -MD>: Reword "basename" text.
30085 2007-01-11 Roger Sayle <roger@eyesopen.com>
30087 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30088 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30089 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30090 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30091 fold_builtin_bswap, real_constp, fold_builtin_pow,
30092 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30093 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30094 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30095 * convert.c (convert_to_pointer): Likewise.
30096 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30097 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30098 const_binop, fold_convert_const_int_from_int,
30099 fold_convert_const_int_from_real,
30100 fold_convert_const_real_from_real, sign_bit_p,
30101 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30102 fold_sign_changed_comparison, fold_unary, fold_comparison,
30103 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30104 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30105 * print-tree.c (print_node_brief, print_node): Likewise.
30106 * stor-layout.c (place_field, layout_type): Likewise.
30107 * tree-chrec.c (keep_cast): Likewise.
30108 * tree.c (build_vector, build_real, build_real_from_int_cst,
30109 build_complex): Likewise.
30111 2007-01-11 Roger Sayle <roger@eyesopen.com>
30113 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30114 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30116 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30118 * configure.ac (strict1_warn): Rename to strict_warn.
30119 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30120 cc_set_by_configure, quoted_cc_set_by_configure,
30121 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30122 all_boot_languages, all_stagestuff): Remove.
30123 (target_list): Remove bootstrap targets.
30124 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30125 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30126 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30127 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30128 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30129 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30130 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30131 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30132 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30133 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30134 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30135 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30136 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30137 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30138 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30139 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30140 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30141 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30142 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30143 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30144 (mostlyclean): Adjust.
30145 (clean, distclean): Don't mention bootstrap stuff.
30146 * configure: Regenerate.
30147 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30148 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30149 treelang/config-lang.in (stagestuff): Remove.
30150 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30151 stageprofile, stagefeedback, stagestuff): Remove mention.
30153 2007-01-11 Nick Clifton <nickc@redhat.com>
30155 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30157 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30158 (mcore_arith_K_S_operand): Run the test for the S constraint not
30159 the test for the M constraint.
30160 (mcore_addsub_operand): Do not accept integer values that are
30161 larger than 32 bits.
30162 * config/mcore/mcore.md: Remove unused constraints from split.
30163 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30164 (addsi3): Likewise.
30165 (allocate_stack): Likewise.
30166 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30167 operands to 32 bits.
30168 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30170 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30171 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30172 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30173 mcore_output_bclri, mcore_output_andn, output_inline_const,
30174 mcore_output_move, mcore_output_movedouble): Likewise.
30175 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30176 (output_inline_const): Likewise.
30177 (output_inline_const): Fix format strings used in sprintf
30179 * config/mcore/mcore-protos.h: Update prototypes for changed
30180 functions in mcore.c.
30181 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30182 HOST_WIDE_INT and not int.
30183 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30184 CONST_OK_FOR_N): Likewise.
30185 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30186 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30189 2007-01-10 Jan Hubicka <jh@suse.cz>
30191 * tree-vrp.c (remove_range_assertions): Release defs.
30192 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30193 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30195 2007-01-10 Paul Brook <paul@codesourcery.com>
30197 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30198 * config/arm/arm.md (mulsi3subsi): New insn.
30200 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30202 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30203 (tree_transform_and_unroll_loop): New.
30204 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30207 2007-01-10 Robert Kennedy <jimbob@google.com>
30209 * fold-const.c (fold_comparison): Fold comparisons like (x *
30210 1000 < 0) to (x < 0).
30212 2007-01-10 Ian Lance Taylor <iant@google.com>
30214 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30215 operands have the same priority.
30217 2007-01-10 Tom Tromey <tromey@redhat.com>
30219 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30220 (fold_binary): Likewise.
30221 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30222 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30223 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30224 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30225 * langhooks.h (struct lang_hooks): Removed field
30226 'can_use_bit_fields_p'.
30228 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30230 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30232 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30234 * function.c (get_last_funcdef_no): New function.
30235 * function.h (get_last_funcdef_no): Declare.
30236 * tree-inline.c (initialize_cfun): Add initialization.
30237 (tree_function_versioning): Cleanup.
30239 2007-01-10 Jan Hubicka <jh@suse.cz>
30241 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30244 2007-01-10 Sa Liu <saliu@de.ibm.com>
30245 Ben Elliston <bje@au.ibm.com>
30247 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30248 for SAVE_NONLOCAL and Pmode for any other save level.
30249 * spu-protos.h (spu_restore_stack_block): Declare.
30250 * spu.md (save_stack_block): Remove.
30251 (restore_stack_block): Call spu_restore_stack_block.
30252 * spu.c (spu_restore_stack_block): New function.
30253 (spu_expand_epilogue): Remove old comment.
30255 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30257 PR tree-optimization/30322
30258 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30259 (cand_value_at): Return the value as aff_tree.
30260 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30261 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30262 aff_combination_mult): New functions.
30263 (aff_combination_add): Use aff_combination_add_cst.
30264 (aff_combination_convert): Allow conversions to a wider type.
30265 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30266 * tree-affine.h (aff_combination_mult): Declare.
30268 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30270 * doc/tm.texi: Update documentation to reflect reality of exec
30271 and start file search behaviours. Update copyright year.
30272 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30273 header file directories.
30275 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30277 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30278 (*cosxf2): Rename to cosxf2_i387.
30279 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30280 using X87MODEF12 mode macro. Rename patterns to
30281 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30283 (*cosdf2, *cossf2): Ditto.
30284 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30285 to match extended input operands.
30286 (sincos<mode>3): New expander.
30287 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30288 insn patterns and corresponding splitters.
30290 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30292 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30293 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30295 2007-01-09 Nicolas Pitre <nico@cam.org>
30298 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30300 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30302 * target.h (struct gcc_target): New field library_rtti_comdat.
30303 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30304 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30305 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30306 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30308 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30310 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30312 2007-01-08 Richard Guenther <rguenther@suse.de>
30314 * tree.h (force_fit_type_double): Export.
30315 (force_fit_type): Remove.
30316 * fold-const.c (force_fit_type_double): New function.
30317 (force_fit_type): Remove.
30318 (int_const_binop): Use it.
30319 (fold_convert_const_int_from_int): Likewise.
30320 (fold_convert_const_int_from_real): Likewise.
30321 (fold_div_compare): Likewise.
30322 (fold_sign_changed_comparison): Likewise.
30323 (fold_unary): Likewise.
30324 (fold_negate_const): Likewise.
30325 (fold_abs_const): Likewise.
30326 (fold_not_const): Likewise.
30327 * c-common.c (shorten_compare): Use force_fit_type_double.
30328 * convert.c (convert_to_pointer): Likewise.
30330 2007-01-08 Richard Guenther <rguenther@suse.de>
30332 * tree.h (build_int_cst_wide_type): Export.
30333 * tree.c (build_int_cst_wide_type): New function.
30334 (build_int_cst_wide): Fix comment.
30335 * builtins.c (fold_builtin_object_size): Use build_int_cst
30336 to build -1 or 0 of the correct type. Use fit_double_type
30337 to check for overflow.
30338 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30340 (decode_field_reference): Likewise.
30341 (all_ones_mask_p): Likewise.
30342 (native_interpret_int): Use build_int_cst_wide_type.
30343 (fold_binary): Use build_int_cst_type to build an all-ones
30345 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30347 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30349 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30351 2007-01-09 Ben Elliston <bje@au.ibm.com>
30353 * genautomata.c (STATS_OPTION): New option.
30354 (stats_flag): New flag.
30355 (gen_automata_option): Handle it.
30356 (initiate_automaton_gen): Ditto.
30357 (write_automata): Output statistics only if stats_flag is
30358 set. Likewise, output time statistics only if time_flag is set.
30359 * doc/md.texi (Processor pipeline description): Document new flag.
30361 2007-01-08 Richard Guenther <rguenther@suse.de>
30363 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30364 * tree.c (build_int_cst_type): Likewise.
30365 (size_in_bytes): Don't call force_fit_type on the result.
30366 (int_fits_type_p): Use fit_double_type.
30367 * fold-const.c (fit_double_type): New function.
30368 (force_fit_type): Use it.
30369 * tree.h (fit_double_type): Export.
30371 2007-01-08 Jan Hubicka <jh@suse.cz>
30373 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30374 * ipa.c (function_and_variable_visibility): Fix return type.
30376 2007-01-08 Richard Guenther <rguenther@suse.de>
30378 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30379 of offset to build the index.
30380 * tree-pretty-print.c (dump_generic_node): Don't build negated
30381 const just for printing.
30382 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30383 * builtins.c (fold_builtin_int_roundingfn): Check if result
30384 fits the type by using force_fit_type and comparing the result.
30385 * predict.c (predict_loops): Use compare_tree_int for comparison.
30386 * tree.c (build_int_cst): Fall back to integer_type_node for
30388 (build_int_cst_wide): Assert type is non-null.
30390 2007-01-08 Roberto Costa <roberto.costa@st.com>
30392 * tree-vrp.c (extract_range_from_cond_expr): New.
30393 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30394 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30396 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30397 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30398 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30399 used as expressions.
30400 * tree-object-size.c (cond_expr_object_size): New.
30401 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30403 2007-01-08 Jan Hubicka <jh@suse.cz>
30405 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30406 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30409 2007-01-08 Richard Guenther <rguenther@suse.de>
30411 PR tree-optimization/23603
30412 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30413 (extract_range_from_binary): Fall back to truthvalue instead of
30414 varying for TRUTH_*_EXPR.
30415 (extract_range_from_comparison): Fall back to truthvalue instead of
30417 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30418 if all visited PHI values were constant.
30420 2007-01-08 Jan Hubicka <jh@suse.cz>
30422 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30423 (cgraph_analyze_function): break out from ...
30424 (cgraph_finalize_compilation_unit): ... here.
30425 (cgraph_expand_function): Remove forgoten commented out line.
30426 (cgraph_optimize): Analyze functions.
30428 2007-01-08 Jan Hubicka <jh@suse.cz>
30430 * tree-pas.h (TODO_remove_function): New flag.
30431 (TODO_update*): Renumber.
30432 (pass_ipa_increase_alignment,
30433 pass_ipa_function_and_variable_visibility): New passes.
30434 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30435 (cgraph_function_and_variable_visibility): Move to ipa.c
30436 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30437 cgraph_increase_alignment.
30438 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30439 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30440 calling tree-inline.
30441 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30442 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30443 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30444 (gate_increase_alignment): New function.
30445 (pass_ipa_increase_alignment): New pass.
30446 * ipa.c: Inline tree-pass.h and timevar.h
30447 (function_and_variable_visibility): Move here from cgraphunit.c
30448 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30449 * passes.c (init_optimization_passes): Add the two new passes.
30450 (execute_todo): Handle cgraph_remove_functions.
30452 2007-01-08 Nick Clifton <nickc@redhat.com>
30454 * config/frv/predicates.md (reg_or_0_operand): Accept
30457 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30459 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30460 * config.gcc: Add bfin*-rtems*.
30462 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30464 * c.opt: Add -flax-vector-conversions.
30465 * c-typeck.c (convert_for_assignment): Pass flag to
30466 vector_types_convertible_p to allow emission of note.
30467 (digest_init): Likewise.
30468 * c-opts.c: Handle -flax-vector-conversions.
30469 * c-common.c (flag_lax_vector_conversions): New.
30470 (vector_types_convertible_p): Unless -flax-vector conversions
30471 has been passed, disallow conversions between vectors with
30472 differing numbers of subparts and/or element types. If such
30473 a conversion is disallowed, possibly emit a note on the first
30474 occasion only to inform the user of -flax-vector-conversions.
30475 The new last argument specifies this.
30476 * c-common.h (flag_lax_vector_conversions): New.
30477 (vector_types_convertible_p): Add extra argument.
30478 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30479 char_type_node for V*QI type vectors.
30480 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30481 Update to satisfy new typechecking rules.
30482 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30483 C and C++ variants.
30484 * doc/invoke.texi (C Dialect Options): Document
30485 -flax-vector-conversions.
30487 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30489 PR tree-optimization/29877
30490 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30491 a register variable on the RHS to not be replaceable.
30493 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30494 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30495 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30496 const_simm15, const_pow2, const_npow2): Added.
30497 * config/score/misc.md (insv, extv, extzv, movmemsi,
30498 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30499 * config/score/score.c (score_address_cost, score_select_cc_mode):
30501 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30502 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30503 Update score_print_operand.
30504 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30505 Adjust register allocate order and update some macro define.
30506 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30507 mdx_block_move_straight, mdx_block_move_loop_head,
30508 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30509 mdx_block_move_loop, mdx_block_move): Added.
30510 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30511 mdp_limm): Updated and fix some bug and typo.
30512 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30513 (movsf, movdf, doloop_end): Added.
30515 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30517 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30518 config/arm/thumb2.md: Fix comment typos.
30519 * doc/extend.texi: Fix a typo.
30521 2007-01-07 Eric Christopher <echristo@apple.com>
30523 * configure.ac: Check for __stack_chk_fail for darwin.
30524 * configure: Regenerate.
30526 2007-01-07 Richard Guenther <rguenther@suse.de>
30528 * tree-vrp.c (extract_range_from_assert): CSE calls to
30529 compare_values where possible.
30530 (extract_range_from_unary_expr): Likewise.
30532 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30534 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30535 * config/avr/avr.c (call_insn_operand): Delete function.
30536 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30537 instead of register number. Use predicates.
30538 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30539 call_insn_operand): Add.
30541 2007-01-06 Jan Hubicka <jh@suse.cz>
30543 * tree-pass.h (pass_build_cgraph_edges): Declare.
30544 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30545 (visited_nodes): Remove.
30546 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30547 build_cgrpah_edges; make visited_nodes local.
30548 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30549 (record_references_in_initializer): Move to cgraphbuild.c
30550 (initialize_inline_failed, rebuild_cgraph_edges,
30551 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30552 (verify_cgraph_node): Make visited_nodes local.
30553 (cgraph_analyze_function): Do not call cgraph_create_edges and
30554 initialize_inline_failed.
30555 (cgraph_expand_function): Do not call cgraph_lower_function;
30556 assert that function is already lowered.
30557 * Makefile.in (cgraphbuild.o): New.
30558 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30559 at the end of lowering passes.
30561 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30563 * ifcvt.c (cond_move_convert_if_block): New function, code
30564 factored out from...
30565 (cond_move_process_if_block): ...here. Call the new function
30566 on the THEN and ELSE blocks.
30567 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30568 already takes care of this.
30570 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30573 * tree.h (TREE_OVERFLOW_P): New.
30574 * c-typeck.c (parser_build_unary_op): Warn only if result
30575 overflowed and operands did not.
30576 (parser_build_binary_op): Likewise.
30577 (convert_for_assignment): Remove redundant overflow_warning.
30578 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30580 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30582 * c-typeck.c (store_init_value): Split over two lines to follow
30583 the GNU coding style.
30585 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30587 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30588 __GXX_EXPERIMENTAL_CXX0X__.
30589 * doc/cpp.texi: Same.
30591 2007-01-05 Richard Guenther <rguenther@suse.de>
30593 PR middle-end/27826
30594 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30595 with mismatched types. Instead explicitly build a
30596 conversion NOP_EXPR.
30598 2007-01-05 Ian Lance Taylor <iant@google.com>
30600 * c-common.c (decl_with_nonnull_addr_p): New function.
30601 (c_common_truthvalue_conversion): Call it.
30602 * c-typeck.c (build_binary_op): Likewise.
30603 * c-common.h (decl_with_nonnull_addr_p): Declare.
30605 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30608 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30611 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30613 * doc/install.texi (Final install): Document the fact that
30614 the GNAT runtime should not be stripped.
30616 2007-01-04 Jan Hubicka <jh@suse.cz>
30618 * tree-inline.c (fold_marked_statements): Update operand caches
30619 and EH after folding
30621 2007-01-04 Ian Lance Taylor <iant@google.com>
30623 * c-common.c (check_function_nonnull): Whitespace fix.
30625 2007-01-04 Jan Hubicka <jh@suse.cz>
30627 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30628 comitted older version of patch.
30629 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30630 function, celanup cfg and collect garbage.
30632 2007-01-04 Mike Stump <mrs@apple.com>
30634 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30637 2007-01-04 Eric Christopher <echristo@apple.com>
30639 * libgcc2.c (__bswapsi2): Use SItype.
30640 (__bswapdi2): Use DItype.
30641 * libgcc2.h: Update for above.
30643 2007-01-04 Paul Brook <paul@codesourcery.com>
30645 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30646 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30647 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30648 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30649 umulsi3_highpart): Make conditional on !arm_arch6.
30650 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30651 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30652 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30653 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30654 umulsi3_highpart_v6): New insns.
30656 2007-01-04 Roger Sayle <roger@eyesopen.com>
30658 * fold-const.c (fold_convert): When casting an expression to void,
30659 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30660 have a type. Instead of attempting to build a NOP_EXPR, return
30661 these "special" trees directly.
30663 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30665 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30666 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30667 rs6000_cost->fp not 0 as adjustment for outer NEG.
30669 2007-01-04 Jan Hubicka <jh@suse.cz>
30671 * cgraph.c (cgraph_release_function_body): New function.
30672 (cgraph_remove_node): Use it.
30673 * cgraph.h (cgraph_release_function_body): Declare.
30674 * cgraphunit.c (cgraph_expand_function): Use it.
30675 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30676 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30677 is initialized and while compilation of other function is running.
30678 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30679 statement CFG annotations from here to ...
30680 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30682 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30684 * cfgloop.h (enum li_flags): Make the constants powers of two.
30686 2007-01-04 Jan Hubicka <jh@suse.cz>
30688 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30690 (fold_marked_statements): New function.
30691 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30692 * tree-inline.h (copy_body_data): Add statements_to_fold.
30694 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30696 * config.gcc: Mention libgcc/config.host.
30697 * Makefile.in: Update comments mentioning libgcc.
30698 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30699 (all.cross, start.encap, rest.encap, rest.cross): Update
30700 dependencies for libgcc move.
30701 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30702 (clean-target, clean-target-libgcc): Delete.
30703 (srcdirify, GCC_EXTRA_PARTS): New macros.
30704 (libgcc-support, libgcc.mvars): New rules.
30705 (distclean): Remove mention of mklibgcc.
30706 (install): Don't reference INSTALL_LIBGCC.
30707 (install-common): Don't reference EXTRA_PARTS.
30708 (install-libgcc, install-multilib): Delete rules.
30709 * mklibgcc.in: Delete file.
30710 * doc/configfiles.texi: Don't mention mklibgcc.
30712 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30713 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30714 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30715 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30716 (mklibgcc, ldblspecs): Likewise.
30718 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30719 (posixpre.def): Use $(T).
30720 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30721 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30722 (SHLIB_LINK): Make dummy.
30723 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30725 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30727 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30728 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30729 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30730 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30732 * configure.ac (all_outputs): Remove mklibgcc.
30733 * configure: Regenerated.
30735 2007-01-03 Josh Conner <jconner@apple.com>
30737 PR middle-end/29683
30738 * calls.c (compute_argument_addresses): Set stack and stack_slot
30739 for partial args, too.
30740 (store_one_arg): Use locate.size.constant for the size when
30741 generating a save_area.
30743 2007-01-03 Robert Kennedy <jimbob@google.com>
30745 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30746 whose definitions are deleted due to basic block merging.
30748 2007-01-03 Paul Brook <paul@codesourcery.com>
30751 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30753 (use_return_insn): Return 0 for Thumb interrupt functions.
30754 (print_multi_reg): Add rfe argument for IRQ returns.
30755 (arm_output_epilogue): Pop interrupt return address directly into PC.
30756 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30758 2007-01-03 Paul Brook <paul@codesourcery.com>
30760 Merge from sourcerygxx-4_1.
30761 * config/arm/thumb2.md: New file.
30762 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30764 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30765 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30766 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30767 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30769 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30770 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30772 * config/arm/ieee754-sf.S: Ditto.
30773 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30774 (thumb1_base_register_rtx_p): ... to this.
30775 (thumb_index_register_rtx_p): Rename...
30776 (thumb1_index_register_rtx_p): ... to this.
30777 (thumb_output_function_prologue): Rename...
30778 (thumb1_output_function_prologue): ... to this.
30779 (thumb_legitimate_address_p): Rename...
30780 (thumb1_legitimate_address_p): ... to this.
30781 (thumb_rtx_costs): Rename...
30782 (thumb1_rtx_costs): ... to this.
30783 (thumb_compute_save_reg_mask): Rename...
30784 (thumb1_compute_save_reg_mask): ... to this.
30785 (thumb_final_prescan_insn): Rename...
30786 (thumb1_final_prescan_insn): ... to this.
30787 (thumb_expand_epilogue): Rename...
30788 (thumb1_expand_epilogue): ... to this.
30789 (arm_unwind_emit_stm): Rename...
30790 (arm_unwind_emit_sequence): ... to this.
30791 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30792 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30793 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30794 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30795 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30796 thumb2_output_casesi): New functions.
30797 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30798 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30799 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30800 THUMB2_WORK_REGS): Define.
30801 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30802 arm_condexec_mask, arm_condexec_masklen)): New variables.
30803 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30804 (arm_override_options): Check new CPU capabilities.
30805 Set new architecture flag variables.
30806 (arm_isr_value): Handle v7m interrupt functions.
30807 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30809 (const_ok_for_arm): Handle Thumb-2 constants.
30810 (arm_gen_constant): Ditto. Use movw when available.
30811 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30813 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30814 (thumb_find_work_register, arm_load_pic_register,
30815 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30816 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30817 print_multi_reg, output_mov_long_double_fpa_from_arm,
30818 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30819 output_mov_double_fpa_from_arm, output_move_double,
30820 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30821 output_return_instruction, arm_output_function_prologue,
30822 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30823 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30824 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30825 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30826 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30827 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30829 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30830 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30831 (arm_file_start): Output directive for unified syntax.
30832 (arm_unwind_emit_set): Handle stack alignment instruction.
30833 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30834 Add v6t2, v7, v7a, v7r and v7m.
30835 (RETLDM): Add Thumb-2 code.
30836 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30837 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30838 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30839 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30840 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30841 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30842 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30843 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30844 ADJUST_INSN_LENGTH): Define.
30845 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30846 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30847 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30848 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30849 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30850 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30851 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30852 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30853 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30854 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30855 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30856 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30857 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30858 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30859 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30860 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30861 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30863 * config/arm/arm-tune.md: Regenerate.
30864 * config/arm/arm-protos.h: Update prototypes.
30865 * config/arm/vfp.md: Enable patterns for Thumb-2.
30866 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30867 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30868 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30869 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30870 * config/arm/libunwind.S: Add Thumb-2 code.
30871 * config/arm/constraints.md: Update include Thumb-2.
30872 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30873 * config/arm/ieee754-df.S: Ditto.
30874 * config/arm/bpabi.S: Ditto.
30875 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30876 * config/arm/predicates.md (low_register_operand,
30877 low_reg_or_int_operand, thumb_16bit_operator): New.
30878 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30879 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30880 * config/arm/t-arm-elf: Add armv7 multilib.
30881 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30883 (UNSPEC_STACK_ALIGN, ce_count): New.
30884 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30885 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30887 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30888 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30889 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30890 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30891 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30892 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30894 * doc/extend.texi: Document ARMv7-M interrupt functions.
30895 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30897 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30899 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30900 (struct _Unwind_Context): Rename args_size to flags, remove
30901 signal_frame field, add a new args_size field and version field.
30902 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30903 _Unwind_IsExtendedContext): New inline functions.
30904 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30905 Assume by_value array is only present if _Unwind_IsExtendedContext.
30906 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30907 _Unwind_IsSignalFrame.
30908 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30909 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30910 (uw_init_context_1): Initialize context->flags to
30911 EXTENDED_CONTEXT_BIT.
30912 * config/rs6000/linux-unwind.h (frob_update_context): Use
30913 _Unwind_SetSignalFrame.
30915 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30917 PR middle-end/30353
30918 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30919 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30922 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30924 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30925 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30926 RET, AT_SP): Remove.
30927 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30930 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30931 * cfgbuild.c (find_basic_blocks): Likewise.
30932 * cfgrtl.c (rtl_create_basic_block): Likewise.
30933 * function.c (temp_slots_at_level): Likewise.
30934 * reg-stack.c (stack_regs_mentioned): Likewise.
30935 * regclass.c (allocate_reg_info): Likewise.
30936 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30937 set_bb_for_stmt, move_block_to_fn): Likewise.
30938 * tree-complex.c (tree_lower_complex): Likewise.
30939 * vec.h (VEC_safe_grow_cleared): New.
30941 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30943 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30945 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30946 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30948 * cfgloopmanip.c (scale_loop_frequencies): Export.
30949 (loopify): Scale the frequencies by prescribed coefficients.
30950 (set_zero_probability): New function.
30951 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30952 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30953 and frequencies according to arguments.
30954 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30956 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30957 * modulo-sched.c (sms_schedule): Set probabilities for entering
30958 versioned loop correctly.
30959 * tree-vect-transform.c (vect_transform_loop): Ditto.
30960 * cfgloop.h (loopify, loop_version): Declaration changed.
30961 (scale_loop_frequencies): Declared.
30963 2007-01-02 Jan Hubicka <jh@suse.cz>
30965 * cgraph.c: Include tree-flow.h
30966 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30967 early_local_passes.
30968 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30969 * tree-pass.h (pass_all_early_optimizations): Declare.
30970 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30971 early_local_passes.
30972 (cgraph_analyze_function): Do early_local_passes.
30973 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30974 Do not add referenced vars.
30975 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30977 (gate_all_early_local_passes): New gate.
30978 (pass_early_local_passes): Use new gate.
30979 (execute_early_local_optimizations): New functions.
30980 (gate_all_early_optimizations): New gate.
30981 (pass_all_early_optimizations): New pass.
30982 (execute_free_datastructures): Free SSA only when initialized.
30983 (gate_init_datastructures): Init only when optimizing.
30984 (tree_lowering_passes): Do early local passes when called late.
30985 * tree-profile.c (do_tree_profiling): Don't profile functions added
30987 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30988 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30990 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30991 during early_local_passes.
30992 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30995 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30997 * Makefile.in: Update copyright year.
30999 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31001 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31002 in $(lang_checks) and check-consistency targets.
31004 2007-01-02 Jan Hubicka <jh@suse.cz>
31006 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31007 Do not add referenced vars.
31008 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31010 * passes.c (init_optimization_passes): Put mudflap_2 after
31011 free_datastructures.
31013 2007-01-02 Jan Hubicka <jh@suse.cz>
31015 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31016 Set NOTHROW flag on call statements proved to be nothrow.
31017 Update statement of local calls so new pure/const functions are
31018 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31020 (tree_rest_of_compilation): Register hooks and initialize bitmap
31021 early. Do not set after_inlining flag.
31023 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31025 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31026 HOST_BITS_PER_LONGLONG
31028 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31031 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31032 warning for non-static initializers.
31034 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31036 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31037 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31038 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31039 Always use set_unique_reg_note to add REG_EQUAL notes.
31041 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31044 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31046 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31047 * cfgbuild.c (find_basic_blocks): Likewise.
31048 * cfgrtl.c (rtl_create_basic_block): Likewise.
31049 * function.c (temp_slots_at_level): Likewise.
31050 * reg-stack.c (stack_regs_mentioned): Likewise.
31051 * regclass.c (allocate_reg_info): Likewise.
31052 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31053 set_bb_for_stmt, move_block_to_fn): Likewise.
31054 * tree-complex.c (tree_lower_complex): Likewise.
31055 * vec.h (VEC_safe_grow_cleared): New.
31057 2007-01-02 Ian Lance Taylor <iant@google.com>
31059 * c-common.c (c_common_truthvalue_conversion): When warning about
31060 using an assignment as a truth value, set TREE_NO_WARNING.
31062 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31065 * c.opt (Wold-style-declaration): New.
31066 * doc/invoke.texi (C-only Warning Options): New.
31067 (Wold-style-declaration): Document it.
31068 (Wextra): Enabled by -Wextra.
31069 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31070 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31071 -Wold-style-declaration.
31073 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31075 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31076 * cfgbuild.c (find_basic_blocks): Likewise.
31077 * cfgrtl.c (rtl_create_basic_block): Likewise.
31078 * function.c (temp_slots_at_level): Likewise.
31079 * reg-stack.c (stack_regs_mentioned): Likewise.
31080 * regclass.c (allocate_reg_info): Likewise.
31081 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31082 set_bb_for_stmt, move_block_to_fn): Likewise.
31083 * tree-complex.c (tree_lower_complex): Likewise.
31084 * vec.h (VEC_safe_grow_cleared): New.
31086 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31088 * c-common.c (c_common_nodes_and_builtins): Since variants of
31089 void_type_node get built before it is given a name, we need to
31090 give those variants the name, too.
31091 (complete_array_type): We need to work with the canonical main
31092 type of the array, from which we will build the qualified version.
31093 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31094 * print-tree.c (print_node): Display canonical type information
31096 * stor-layout.c (layout_type): When we don't know the
31097 alignment of a type for which we're building an array, we end up
31098 guessing wrong, so make the type require structural equality.
31099 * tree.c (make_node_stat): When we build a new type, it is its
31100 own canonical type.
31101 (build_type_attribute_qual_variant): When building an attribute
31102 variant, its canonical type is the non-attribute variant. However,
31103 if the attributes are target-dependent and they differ, we need to
31104 use structural equality checks for this type.
31105 (build_qualified_type): A qualified type is not equivalent to its
31106 unqualified variant; set the canonical type appropriately.
31107 (build_distinct_type_copy): When building a distinct type from
31108 another type, the new type is its own canonical type.
31109 (build_variant_type_copy): When building a new type variant, we
31110 assume that it is equivalent to the original type.
31111 (build_pointer_type_for_mode): When building a pointer type, also
31112 build a canonical type pointer.
31113 (build_reference_type_for_mode): When building a reference type,
31114 also build a canonical type reference.
31115 (build_index_type): When we can't hash an index type (e.g.,
31116 because its maximum value is negative), the index type requires
31117 structural equality tests.
31118 (build_array_type): Build the canonical form of an array type.
31119 (build_function_type): Function types require structural equality,
31120 because they contain default arguments, attributes, etc.
31121 (build_method_type_directly): Ditto for method types.
31122 (build_offset_type): Build the canonical offset type.
31123 (build_complex_type): Build the canonical vector type.
31124 (make_vector_type): Build the canonical vector type.
31125 * tree.h (TYPE_CANONICAL): New.
31126 (TYPE_STRUCTURAL_EQUALITY_P): New.
31127 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31128 (struct tree_type): Added "canonical" field.
31129 * params.h (VERIFY_CANONICAL_TYPES): New.
31130 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31131 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31132 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31133 * doc/invoke.texi (verify-canonical-types): Document --param
31134 parameter for verifying canonical types.
31136 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31138 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31139 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31140 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31141 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31143 * config/rs6000/e500.h: New.
31144 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31145 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31147 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31148 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31149 TARGET_E500_DOUBLE): Remove.
31150 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31151 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31152 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31153 * config/rs6000/rs6000.c (rs6000_override_options): Use
31154 CHECK_E500_OPTIONS.
31156 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31158 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31159 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31160 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31161 rs6000_emit_cmove): Don't check TARGET_E500.
31162 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31163 sordered): Don't check TARGET_E500.
31165 2007-01-01 Eric Christopher <echristo@apple.com>
31167 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31168 HARD_REGISTER_NUM_P.
31170 2007-01-01 Roger Sayle <roger@eyesopen.com>
31172 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31173 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31174 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31177 2007-01-01 Mike Stump <mrs@apple.com>
31179 * configure.ac: Remove support for building with Apple's gcc-3.1.
31181 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31183 PR middle-end/30311
31184 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31185 REG is a hard register. Do not modify REG before calling
31187 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31188 multiple of the size of YMODE for certain lowpart cases.
31190 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31192 PR middle-end/30253
31193 * gimplify (voidify_wrapper_expr): Update for
31194 GIMPLE_MODIFY_STMT.
31196 2007-01-01 Andreas Schwab <schwab@suse.de>
31199 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31200 save of BR0 in extra_spill_size instead of spill_size.
31201 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31203 (ia64_expand_epilogue): Restore BR0 from its new location.
31205 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31207 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31208 Use a temporary variable if the left hand side is not a gimple
31211 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31213 * gimplify.c (gimplify_return_expr): Make the temporary variable
31214 for the return expression, a gimple register variable.
31216 2007-01-01 Jan Hubicka <jh@suse.cz>
31218 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31221 2007-01-01 Mike Stump <mrs@apple.com>
31223 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31225 * config/darwin.c (machopic_select_rtx_section): Use
31226 HAVE_GAS_LITERAL16.
31227 (darwin_mergeable_constant_section): Likewise.
31228 * configure: Regenerate.
31229 * config.in: Regenerate.
31231 2007-01-01 Jan Hubicka <jh@suse.cz>
31232 Andrew Pinski <pinskia@gmail.com>
31234 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31235 before starting IPA passes.